84results about How to "Flexible transfer" patented technology

A method for handling dynamic state information used for handling data packets, which arrive at a network element node of a network element cluster, said network element cluster having at least two nodes and each node handling separate sets of data packets. In a node there is maintained 206 a first, node-specific data structure comprising entries representing state information needed for handling sets of data packets handled in said node. In said node there is also maintained 208 a second, common data structure comprising at least entries representing state information needed for handling sets of data packets handled in one other node of said network element cluster. The contents of said common data structure effectively differs from the contents of said node-specific data structure. Data packets are distributed 202, 204 to nodes of the cluster by means of distribution identifiers allocated 200 to nodes. Advantageously, information related to the distribution identifiers is included 212 in the entries of the data structures in order to identify to which node a set of data packets represented by a given entry belongs to at a given moment.

The invention relates to a silt solidification processor which is characterized in that a stirring chamber is arranged at the lower part of a frame, two spiral stirring shafts which rotate relatively are arranged in the stirring chamber, the stirring shafts are driven by a main motor to rotate, two feed ports are arranged above the initial segment of the stirring chamber, one feed port is a silt feed port used for carrying out series connection and transportation through a silt conveyor belt, a silt hopper and a silt conveying spiral shaft, and the other feed port is a solidifying agent feed port used for carrying out the series connection and the transportation through a solidifying agent conveyor belt, a solidifying agent hopper and a solidifying agent conveying spiral shaft; and a discharge port at the tail end of the stirring chamber is arranged above a silt solidifying pond. The silt solidification processor has the advantages that the structure is compact and reasonable, the occupied area is small, and the problem that the silt solidification processor in the prior art is in a large structure requiring a lifting mechanism for conveying a solidifying agent can be improved. A flap filtering device is arranged at the inlet of the silt hopper, thereby effectively filtering and removing large solid impurities in silt in time, preventing blockage and damages to equipment and realizing low failure rate.

The application provides an electric vehicle thermal management system. The electric vehicle thermal management system comprises a motor cooling system, a first controllable switch, a passenger compartment water heating system, a second controllable switch, a third controllable switch and a heat pump air conditioning system. By arranging the controllable switches, a power battery temperature control system and the motor cooling system are switched between a series mode and an independent mode, the power battery temperature control system and the passenger compartment water heating system are switched between the series mode and the independent mode, and the motor cooling system and the passenger compartment water heating system are switched between the series mode and the independent mode.Heat exchange between the heat pump air conditioning system and the power battery temperature control system, heat exchange between the heat pump air conditioning system and the motor cooling system,heat exchange between the heat pump air conditioning system and the passenger compartment water heating system and heat exchange between the heat pump air conditioning system and air in a passenger compartment are achieved by arranging a heat exchange device. Heat can be flexibly transferred among the four systems, so that the energy consumption of the electric vehicle is reduced, and the drivingrange of the electric vehicle is increased.

The invention discloses an RFID-technology-based campus anti-theft system and method.The RFID-technology-based campus anti-theft system comprises a data background management system, an anti-theft alarm control system, a GPS article label, a video monitoring module and a mobile terminal service platform, and all modules can work in a cooperative mode.According to the RFID-technology-based campus anti-theft system and method, the modules conduct communication in a wired or wireless mode, the GPS article label is combined with the background management system, information of an article holder is obtained in the modes of fingerprint acquisition, video monitoring and the like and matched with article information in a background database, and when student articles are carried by illegal holders out of dormitories of the students or the campus, the system can detect abnormity and give out a real-time alarm.Meanwhile, the system provides a flexible article holding permission transfer and distribution function in cooperation with a mobile terminal service platform.

The invention relates to an elevated passenger railway with parallel elevated road upper and lower lanes respectively arranged at both sides of a line, belonging to the technical field of railway and road construction and solving the problems that a permeation ground environment under a traditional passenger railway elevated is not utilized, a city circle does not simultaneously satisfy a public traffic road mode and road network which has high speed, large rated passenger capacity, convenience of transfer and good accessibility and can keep permeation of the ground, and the number of cars on the road is large to cause urban traffic congestion. Based on the technical scheme, the upper and lower lanes of a parallel elevated road are respectively arranged at both sides of an elevated passenger railway line and a passenger station at a short range, a passenger can transfer between a highway and a railway at a same station, forwards and reversely transfer at the short distance, and the parallel elevated road can fulfill the functions of blocking, absorbing and scattering railway noises. The invention has the purposes that a highway and a railway are parallel matched for complementing in actions to enable a region along the elevated passenger railway line to form an urban region which is beneficial to business enterprise development and has relatively balanced working places and resident places, large scale and high population, and solves the problem of urban traffic congestion considered from the whole city circle construction.

The invention discloses a bedridden patient exercise device, which comprises a framework, support rods, a first motor, a first pull rope and massage mechanical hands, wherein each massage mechanical hand comprises a transverse shaft and a plurality of pairs of arc-shaped fingers in parallel arrangement along the transverse shaft; and the bedridden patient exercise device also comprises a controller used for controlling the first motor and an electric cylinder. The bedridden patient exercise device has the advantages that when a bedridden patient needs to do limb activities, the bedridden patient can be conveniently pushed to a sickbed position of the patient; upright posts of the framework are enabled to be positioned at the two sides of a sickbed; then, the arms or the legs of the patient are put into the massage mechanical hands; a rotating shaft of the first motor is controlled to do periodic positive and reverse rotation through the controller, so that the goal of driving the four limbs to vertically swing can be achieved; and the controller can also control a telescopic rod of the electric cylinder to do periodic telescopic movement, so that the massage on the four limbs can be realized. The bedridden patient exercise device can automatically help the limbs of the patient to do exercises; the occurrence of diseases such as pulmonary infection, muscular atrophy and thrombus can be effectively prevented; and the bedridden patient exercise device also has the characteristics that the position change is flexible, the use convenience is high, and the like.

The invention discloses a horizontal joint four-axis robot, and relates to the technical field of robot equipment. The horizontal joint four-axis robot comprises a base, a vertical frame is fixedly arranged on the base, a lifting module is arranged on the vertical frame, and a fixing frame is arranged on the lifting module; the lifting module is used for driving the fixing frame to move up and down, the lower portion of the fixing frame is connected with a hollow large arm through a first joint piece, and the big arm is driven through a first power device to rotate by taking the first joint piece as the axis; the lower portion of the big arm is connected with a hollow small arm through a second joint piece, and the small arm is driven through a second power device to rotate by taking the second joint piece as the axis; and a tool frame driven through a third power device to rotate is arranged below the small arm, the tool frame is provided with a tool jig, and the first power device and the second power device are arranged on the fixing frame. According to the horizontal joint four-axis robot, a stepping type feeding and connecting table is arranged, so that the phenomenon that residues are generated due to working for a long time is avoided, the advancing distance of materials can be freely controlled, sampling is more convenient, the working efficiency is improved, and the fatigue degree of the personnel is reduced.

The invention discloses an unmanned aerial vehicle with the function of trapping insets, and belongs to the technical field of aircraft. The unmanned aerial vehicle comprises a top plate of which the top is provided with rotor wings and a rotation shaft which is vertically fixed to the middle lower portion of the top plate, the rotation shaft is fixedly provided with a container for containing inset-trapping liquid, the periphery of the container is provided with a plurality of lamp tubes fixed on the top plate, the outer sides of the lamp tubes are provided with a high-voltage grid fixed on the top plate, the bottom of the container is provided with an electric heating wire connected to the high-voltage grid, a collection box which is fixed to the rotation shaft is arranged below the electric heating wire, the side face of the collection box is provided with a brush for cleaning the insects on the high-voltage grid, and the brush can rotate around the central line of the rotation shaft along with the collection box. The unmanned aerial vehicle with the function of trapping the insets is used in both land and air, flexible in transfer and high in speed, and the invasion condition of pests in a large range can be alleviated in time; the efficiency of trapping the inserts can be improved; the trapped insects can be automatically cleaned and collected, and the automation degree is relatively high.

Composed video data is transmitted from a communication unit to a recipient communication device. Management information in which a position of an image composed in the video and corresponding file data are associated is stored in a storage unit. The recipient communication device displays the received composed video on a display unit. When a user designates the image composed in the video from a designating unit, a data acquiring unit transmits a file acquiring request command including position information of the designated image in the video to the transmitter communication device. The transmitter communication device extracts the position information from the file acquiring request command, and extracts file data to be transmitted from the management information. The transmitter communication device transfers the file data to the recipient communication device through a communication connection not used for a video.

The invention discloses a crawler type moving telescopic automatic stacking device and a stacking method thereof, and belongs to the technical field of belt conveying. The crawler type moving telescopic automatic stacking device comprises an inner truss, an outer truss, a horizontal swinging mechanism, a crawler type moving mechanism, a radial telescopic mechanism and a support mechanism, wherein an inner conveying belt and an outer conveying belt are fixedly connected to the inner truss and the outer truss correspondingly in the vertical direction; the top end of the support mechanism is connected with the upper part of the outer truss; and the inner conveying belt extends outwards as required by virtue of the radial telescopic mechanism. The crawler type moving mechanism is fixedly connected to the fixed end of the bottom of the outer truss by virtue of a rotary support or a traction support seat, the support mechanism is in a lifting type and comprises a lifting hydraulic cylinder and a lifting frame which are fixedly connected with each other, and the lifting amplitude of the lifting frame ranges from 6 degrees to 18 degrees, so that the spatialization of a discharge side is further increased in a vertical direction, discharge is performed from point to surface and then from surface to stereo, and the discharge volume is increased. In addition, the technical problems of the narrow working surface, bad maneuverability and high design cost of a moving belt conveyor are solved.

The invention relates to the technical field of drying devices and discloses an air bag, an automatic airing device and an airing method. A plurality of air cavities are arranged in the air bag and are sequentially adjacent, every two adjacent air cavities do not communicate with each other, spaced air cavities communicate with each other through an air channel, and therefore a first air cavity set and a second air cavity set disconnected to the first air cavity set are formed and are respectively provided with an airflow connection port. According to the air bag, the automatic airing device and the airing method, objects to be aired are aired through the combined effect of heating by the warm air bag at the lower part and heating by sun irradiation at the upper part, the evaporation speed of water is high, the airing effect is good, and subsequent processing or storing of the objects to be aired is convenient.

The invention belongs to the technical field of robots, and particularly relates to a facade operation wall-climbing robot and an anti-falling and anti-sliding device thereof. The anti-falling and anti-sliding device comprises an anti-falling protection mechanism and an anti-falling control module, the anti-falling protection mechanism comprises an electromagnetic attraction piece, an exciting coil is arranged in the electromagnetic attraction piece, and the anti-falling control module comprises a gravity acceleration sensor and an exciting circuit. The gravity acceleration sensor is used for collecting the acceleration value of the robot body and judging whether the robot body is in a normal operation state or a falling state, the exciting circuit is electrically connected with the gravity acceleration sensor and the exciting coil, and the gravity acceleration sensor controls the exciting circuit to be electrically connected with the exciting coil. Therefore, quick response of falling and sliding prevention of the robot body can be achieved, the anti-falling and anti-sliding device is integrated on the robot body and can be transferred along with transferring of the robot body, and use is more flexible and convenient.

The invention belongs to the technical field of prefabricated bridge concrete pouring and particularly relates to a prefabricated bridge concrete rainproof mobile pouring trolley which ensures that during raining, prefabricated bridge concrete is continuously poured and is not immersed into water. The prefabricated bridge concrete rainproof mobile pouring trolley comprises a walking trolley, a bracket platform, a receiving hopper, a fixed chute and a rotating chute, wherein the bracket platform is installed on the walking trolley, and a bracket top rainproof awning cover is arranged at the top of the bracket platform; the receiving hopper is installed at the upper part of the bracket platform, and a movable receiving hopper rainproof cap is arranged at the top of the receiving hopper; the fixed chute is aslant arranged and is fixedly installed on the bracket platform; the rotating chute is aslant arranged and is rotationally installed on the bracket platform, and the height of a lower mouth of the rotating chute is higher than that of an upper mouth of a bridge template. The prefabricated bridge concrete rainproof mobile pouring trolley has the benefits that the rainproof mobile pouring trolley is initiatively adopted for the rainproof pouring construction of the prefabricated bridge concrete, the problem of rainproof conveying molding when the prefabricated bridge concrete is poured in rainy seasons is solved, and the construction quality of the prefabricated bridge concrete in the rainy seasons is ensured.

The invention provides an all-directional building construction dedusting device, which comprises a base. Traveling wheels are arranged at the bottom of the base, pushing handles are arranged on the base, a bearing plate is arranged above the base, the bottom of the bearing plate is connected with a rotating shaft, the lower end of the rotating shaft is rotationally mounted on the base, a driven gear sleeves the rotating shaft and is meshed with the driving gear, the driving gear is coaxially connected with a rotating shaft of a driving motor, and at least one dust suction device is arranged on the bearing plate and comprises a dust suction fan, a dust suction cavity and a dust suction hose, wherein the dust suction fan is connected with the dust suction cavity through the dust suction hose, and the dust suction cavity is obliquely positioned on the bearing plate. The all-directional building construction dedusting device has advantages that a construction area can be dedusted in all directions to realize all-directional dedusting, convenience in moving and flexibility in use are achieved, and the air purification rate is increased.

The invention discloses automatic feeding and discharging equipment for a punching robot, and relates to the field of punching machining mechanical equipment. The automatic feeding and discharging equipment of the punching robot comprises an automatic feeding device, the horizontal joint four-axis robot, a punching machine and a control system, and the control system is used for controlling the automatic feeding device, the horizontal joint four-axis robot and the punching machine to realize product automatic feeding, punching forming and automatic discharging. The automatic feeding and discharging equipment for the punching robot has the advantages of being high in automation degree, workpiece precision and production efficiency.

The invention provides a column welding system which comprises a truss mechanism, a positioner and a welding robot. The truss mechanism comprises a three-axis sliding table and a clamp mounted on thethree-axis sliding table, wherein the three-axis sliding table and the clamp can act in a fit manner to transfer a workpiece to the positioner; the positioner comprises two positioning assemblies which are distributed in a spaced manner to clamp the left and right sides of the workpiece. Each positioning assembly comprises a base, a first clamping part, a second clamping part, a connector and a compacting driving device. The first clamping part is mounted on the top of the base, the second clamping part and the first clamping part are closed to form a clamping part with clamping holes, the clamp can place the workpiece in the two clamping holes flatly, the connector is connected to the second clamping part, the compressing driving device is hinged to the base, an output rod of the compressing driving device is hinged to the connector, and the compressing driving device can overturn upward or can push the second clamping part. The welding system can operate continuously and is high in welding efficiency.

The invention relates to a method and device for making tortillas and other like products. The method comprises the following steps: A, flour metering: a flour metering device quantitatively distributes flour; B, dough making: quantitative flour and purified water are mixed and stirred into dough in a stirring device; C, rough blank forming: the dough is put on a pressurizing chassis, and a first pressurizing device pressurizes the dough into rough blanks; D, tortilla blank forming: a second pressurizing device pressurizes the rough blanks into tortilla blanks; E, auxiliary material adding: an auxiliary material spreading device spreads a fluid auxiliary material to the tortilla blanks; F, ingredient adding: an ingredient laying device lays solid ingredients to the tortilla blanks; G, pizza baking: the tortilla blanks added with the auxiliary material and the ingredients are put in an oven to be baked; H, pizza packaging: the baked pizza is put in a pizza box; after the tortilla blanks are formed, the tortilla blanks are transmitted through the cooperative movement of a guide rail and a conveying hand plate. The method and the device have the advantages of high production efficiency and strong practicality.

A miniature hopping robot capable of controlling the hopping direction comprises a body structure, a plurality of leg structures, a plurality of locking structures and a driver, the body structure isconnected with the leg structures, the locking structures are connected with the leg structures and allow relative rotation between the locking structures and the leg structures, and each locking structure comprises an electrode layer or a magnetic material layer, and can be locked on a ground base plate via a static absorption force or a magnetic force, the driver is connected with a body structure through a connecting structure, is made of a material with a shape memory function, and generates elastic potential energy due to change of a rigidity coefficient when being electrified; when the locking structures are released, elastic potential energy is instantaneously released to the leg structures to be converted into hopping starting energy of the robot, and control over the hopping direction of the robot is achieved by controlling the release time sequence of the multiple locking structures. The robot can control the hopping direction of the robot, the obstacle crossing capacity is extremely high, and meanwhile hopping control is very flexible.

The invention discloses a three-axis mechanical arm. The mechanical arm comprises a first transferring device, a second transferring device arranged on the first transferring device and a third transferring device connected with the second transferring device; the first transferring device comprises a first fixing frame, a first drive mechanism, a gear and a rack; the second transferring device comprises a second fixing frame, a second drive mechanism and a harmonic reducer; the third transferring device comprises a third fixing frame, a third drive mechanism and a sliding plate; the first transferring device of the three-axis mechanical arm can drive the second transferring device to move in the horizontal direction, meanwhile, the second transferring device can perform 360-degree rotation, the third transferring device is fixed to the second transferring device and rotates along with the second transferring device, and the sliding plate of the third transferring device can vertically move along the third fixing frame. The three-axis mechanical arm is simple in structure, large in transferring range, flexible in moving, precise in position and easy to operate, and the production efficiency is improved.

The invention discloses an environment-friendly type chemical reagent containing device for chemical engineering. The environment-friendly type chemical reagent containing device comprises an operation platform, a recycling box, a containing transfer box and an extruding rod, wherein a plurality of placing grooves are arranged around the top surface of the operation platform; a liquid leaking holeis formed in the inner bottom surface of each placing groove; the containing transfer box is rotationally and fixedly arranged at the top surface of the operation platform; the interior of the surrounding part of the containing transfer box is provided with a plurality of liquid storage cavities; the top part of each liquid storage cavity is rotationally and fixedly connected with a rotary box; an overflow pipe penetrates into each rotary box; a liquid drain cylinder is fixedly arranged at the top surface of each rotary box; the side surface of each liquid drain cylinder is connected with a liquid drain pipe; an extruding rod penetrates through the side wall of the containing transfer box; the right end of the extruding rod extends into a sealing air chamber, and a compression sealing gasket is fixedly arranged at the right end of the extruding rod; the top opening of an air exhaust pipe at the top surface of the sealing air chamber is positioned at the inner top part of the liquid storage cavity. The environment-friendly type chemical reagent containing device has the advantages that the handling of chemical reagents by an operator is reduced, the overflow waste of the reagent isreduced, the damage to the environment due to free dumping of the waste liquid is reduced, the operation time is shortened, and the utilization efficiency of the containing transfer box is greatly improved.

The invention discloses a fermentation tank used for sauce processing. The fermentation tank comprises a frame and a fermentation tank main body installed on the frame; the interior of the fermentation tank main body is rotationally provided with a stirring assembly; the stirring assembly includes a stirring shaft, stirring blades and a stirring motor; the bottom part of the frame is arranged on amounting base through four sets of shaking assemblies; and the shaking assemblies fit in with two sets of sector blocks arranged on the stirring shaft. According to the fermentation tank, a feed anddischarge hopper with a feed and discharge door is employed to seal the fermentation tank main body to isolate dust and bacteria, thus facilitating fermentation; the stirring blades with stirring teeth, the sector blocks and a telescopic assembly are employed to drive the fermentation tank main body to inertially shake, so that the sauce is stirred thoroughly, and fermentation is facilitated; a belt drive device is employed to reversely rotate the fermentation tank main body to enhance the stirring and mixing effect of the sauce; a fan and a heating device are employed to cooperate with a detection device to adjust temperature in the fermentation tank main body in time; and an exhaust pipe is employed to discharge excess gas.

The invention relates to primary and secondary vehicle equipment for a brick making system. The primary and secondary vehicle equipment comprises a walking rail and a brick plate conveying rail whichare arranged in parallel, a primary vehicle device is arranged on the walking rail, and a secondary vehicle device is installed on the primary vehicle device; the primary vehicle device comprises a rectangular primary vehicle chassis, a driving rotating shaft and a driven rotating shaft are installed on the rear portion and the front portion of the primary vehicle chassis correspondingly, primaryvehicle driven rail wheels are installed at the two ends of the driven rotating shaft, primary vehicle driving rail wheels are installed at the two ends of the driving rotating shaft, and a secondaryvehicle rail is further installed in the middle of the primary vehicle chassis; the secondary vehicle device comprises a U-shaped secondary vehicle chassis, a secondary vehicle drive shaft is installed on the rear portion of the secondary vehicle chassis, secondary vehicle driving rail wheels are installed at the two ends of the secondary vehicle drive shaft, and secondary vehicle driven rail wheels are installed on the two sides of the front portion of the secondary vehicle chassis; and a lifting device is further mounted on the secondary vehicle chassis. The primary and secondary vehicle equipment is reasonable in structural design, stable in transfer process and high in working efficiency.

The invention discloses a holothurian culture ship and relates to the technical field of holothurian culture ship equipment. According to the technical scheme, the holothurian culture ship comprises a ship body and a plurality of bases arranged on the ship body, traction mechanisms are arranged on the bases, and the traction mechanisms are connected with a plurality of culture net cages in a hanging mode; each culture net cage comprises an annular frame and a plurality of concave mesh fixing frames arranged in the annular frame, and meshes are inserted into the mesh fixing frames. The holothurian culture ship has the advantages that the culture net cages are combined with the ship body, lifting of the culture net cages is controlled through the traction mechanisms, and the culture net cages sink by a certain depth through the traction mechanisms when the ship encounters heavy storm waves; a plurality of mesh fixing frames are arranged in the annular frames, the number of meshes and the intervals between the meshes can be adjusted according to needs, the space in the cages is fully utilized, breeding benefits are improved, mesh cloth can be regularly replaced by a mesh cloth repairing mechanism or the mesh cloth can be repaired when the mesh cloth is damaged, and use safety is guaranteed.

The invention relates to the technical field of sewage treatment and discloses a skid-mounted pressure-testing sewage treatment equipment. The skid-mounted pressure-testing sewage treatment equipment comprises a power device, a coarse filtering device and a fine filtering device which are connected in sequence through pipelines; the power device comprises a circulating pump; a water inlet of the circulating pump is communicated with a water outlet of a pressure testing sewage pond; the coarse filtering device comprises a swirling cylinder; a water inlet of the coarse filtering device is communicated with a water outlet of the power device; a water outlet of the coarse filtering device is connected with a water drain pipe; a direct flushing control valve is mounted on the water drain pipe; a water inlet of the fine filtering device is communicated with a water drain pipe at the front end of the direct flushing control valve; a water outlet of the fine filtering device is communicated with a water drain pipe at the rear end of the direct flushing control valve; the fine filtering device comprises a fine filter; a valve is respectively mounted between the water inlet and the water drain pipe of the fine filtering device as well as a water drain opening and the water drain pipe of the fine filtering device. The skid-mounted pressure-testing sewage treatment equipment disclosed by the invention has the advantages of simple structure, high integration level, convenience in mounting and transferring, flexibility and high efficiency; sewage can be treated to different extents on the same equipment.

The invention relates to a fountain light comprising a light body. The light body is provided therein with an isolation plate dividing an inner chamber of the light body into a water storage camber and a power supply chamber, which are vertically arranged one above the other. The concaved part of the decorative cover has a hollowed-out pattern. The lighting fountain can be integrated into a small sized lamp, which has the effect that it can be flexibly transferred to various sites where the available space is limited.

The invention discloses an efficient chopping mechanism of a waste plastic woven bag environment-friendly recycling device. The efficient chopping mechanism comprises a frame, a suspension frame, a pushing assembly, a lifting assembly, a bag conveying assembly, a chopping assembly, a material pushing assembly, a transmission assembly and a material conveying assembly. The frame is placed on the ground or contained in a carriage of a tractor, and an electric control cabinet and a hydraulic station are connected to the frame. The lifting assembly is connected to the top end of the suspension frame, the lifting assembly is slidably connected to the pushing assembly, the pushing assembly pushes the suspension frame to extend to the outer side of the frame, the bag feeding assembly is connected to the suspension frame, the chopping assembly and the material pushing assembly are connected to one end of the bag feeding assembly, and the transmission assembly drives the bag feeding assembly, the chopping assembly and the material pushing assembly. According to the plastic woven bag cutting device, plastic woven bags can be continuously cut, and the cutting efficiency of the woven bags is greatly improved.

The invention discloses a channel type heavy vehicle lifting machine. The channel type heavy vehicle lifting machine comprises two platforms which are horizontally arranged in parallel, main legs arecorrespondingly installed below the two ends of the platforms, and the lower ends of the main legs are hinged to a base; sliding blocks are hinged to the upper ends of the main legs, sliding rails arearranged at the two ends of the platforms, and the sliding blocks are slidably installed in the corresponding sliding rails; and connecting rods are further hinged to the two ends of the platforms, the other ends of the connecting rods are hinged to the middle parts of the main legs, oil cylinders are hinged to the two ends of the platforms, and piston rods of the oil cylinders are connected to the middle parts of the main legs on the corresponding sides. The channel type heavy vehicle lifting machine has the beneficial effects that a large amount of auxiliary time can be saved, a vehicle canbe directly driven onto a guide rail platform, and thus the lifting and lowering operation can be carried out. The synchronous lifting and lowering control over the four parallel oil cylinders can berealized through a centralized control pump by being matched with a hydraulic electric control cabinet, the efficiency can be greatly improved, and repairmen in heavy vehicle repair plants can feel relaxed and convenient during working.

The invention discloses a mechanical rock-digging method. The mechanical rock-digging method comprises the following steps of: firstly punching a hole in rock, then inserting one end of a rigid rod piece into the punched hole, enabling the other end of the rod to expose out of the punched hole, then pushing and pulling the rod end exposing out of the punched hole along the smallest resistance line by using a machine, prying and breaking the rock and moving the rock by utilizing the rock, and enabling the rock to drop off. The mechanical rock-digging method adapted for breaking the rock is high in mechanical degree, high in rock breaking speed, high in working efficiency, few in site operators, convenient in management, only needs the common engineering machine and the rigid rod, is safe in operation and can be used for breaking and digging rocks, ore and concrete on and under the ground.

The invention discloses an environment-friendly type chemical reagent containing device for chemical engineering. The environment-friendly type chemical reagent containing device comprises an operation platform, a recycling box, a containing transfer box and an extruding rod, wherein a plurality of placing grooves are arranged around the top surface of the operation platform; a liquid leaking holeis formed in the inner bottom surface of each placing groove; the containing transfer box is rotationally and fixedly arranged at the top surface of the operation platform; the interior of the surrounding part of the containing transfer box is provided with a plurality of liquid storage cavities; the top part of each liquid storage cavity is rotationally and fixedly connected with a rotary box; an overflow pipe penetrates into each rotary box; a liquid drain cylinder is fixedly arranged at the top surface of each rotary box; the side surface of each liquid drain cylinder is connected with a liquid drain pipe; an extruding rod penetrates through the side wall of the containing transfer box; the right end of the extruding rod extends into a sealing air chamber, and a compression sealing gasket is fixedly arranged at the right end of the extruding rod; the top opening of an air exhaust pipe at the top surface of the sealing air chamber is positioned at the inner top part of the liquid storage cavity. The environment-friendly type chemical reagent containing device has the advantages that the handling of chemical reagents by an operator is reduced, the overflow waste of the reagent isreduced, the damage to the environment due to free dumping of the waste liquid is reduced, the operation time is shortened, and the utilization efficiency of the containing transfer box is greatly improved.

The invention discloses a simplified concentrated-seed-discharging-type precise hole-direct-seeding machine for rice. The machine comprises a rice transplanter power device, a hanging device, a rack,a direct current driving motor, a distributor, a seed discharging device, a seed box, seed guiding pipes, a pesticide tank, a pesticide spraying pump, a pesticide liquid pipe, a spray rod, furrow openers, copying floating plate adjustment devices, copying floating plate connection frames and a copying floating plate; the seed discharging device is installed above the rack, the rack is installed onthe hanging device behind the rice transplanter power device, and the seed guiding pipes are installed between distributor ports under the seed discharging device and seed throwing pipes of the copying floating plate openers; the copying floating plate openers are installed below the rack through the copying floating adjustment devices, the pesticide tank is pressurized by the pesticide sprayingpump and connected with the sealed weeding spray rod by adopting the pesticide liquid pipe, and the sealed weeding operation is completed. The simplified concentrated-seed-discharging-type precise hole-direct-seeding machine for the rice integrates the advantages of concentrated seed discharging, sealed weeding, device and tool simplification and the like, one seed discharging device can conduct precise hole-seed-discharging on six rice rows, and after seed discharging, the synchronous sealed weeding operation is conducted; the simplified concentrated-seed-discharging-type precise hole-direct-seeding machine for the rice effectively improves the work efficiency and the seed discharging precision, achieves device and tool structure simplification, and meets the sowing operation requirementsof different regions.