31results about How to "Play stability" patented technology

The invention belongs to the technical field of subway tunnel engineering, particularly relates to a shield end tunnel portal maintenance process, and provides an economic, safe and quick method. A tunnel portal maintenance structure during originating and receiving a shield can prevent water and play a role in maintaining a soil body and is easy to remove. The process comprises the following steps of: during shield end tunnel portal maintenance wall construction, inserting a steel sheet pile into a tunnel portal position; moving the steel sheet pile up and down before initial setting of maintenance wall concrete; and when the shield is originated or received and the front end of the shield is jacked to the steel sheet pile, pulling up the steel sheet pile, and impelling the shield to finish originating or receiving. The process is simple and easy to operate, and has low manufacturing cost; and the steel sheet pile can be reused, so the process has particularly predominant economic benefit and social benefit, significance and extremely high popularization value at modern stage of vigorously building subway traffic engineering.

The invention discloses a fluidized bed gasifier and a building method thereof and relates to the technical field of catalytic coal gasification and aims to lower construction difficulty and solve the problems that the refractory lining of an existing catalytic gasification fluidized bed gasifier is weak in alkaline corrosion resistance and friction resistance, and the refractory lining falls off easily. The fluidized bed gasifier comprises a gasifier body structure and a gasifier chamber, wherein the gasifier chamber comprises a gas chamber area, a dense-phase bed material area and a dilute-phase area, the gasifier body structure comprises a pressure-resistant shell and the refractory lining, and the refractory lining contains alkali-resistant materials and comprises a first lining part and a second lining part; the second lining part comprises a first refractory pouring layer contacting with the dense-phase bed material area and the dilute-phase area and a refractory brick masonry layer contacting with the inner wall of the pressure-resistant shell, and the first refractory pouring layer is located between the inner wall of the pressure-resistant shell and the refractory brick masonry layer. The fluidized bed gasifier has the advantages that the first lining part and the second lining part are manufactured in a sectioned manner, and the fluidized bed gasifier is applicable to the catalytic coal gasification technology.

The present invention discloses blueberry fruit powder and blueberry fruit reduction juice and a production method thereof. The production method includes the following steps: (1) pretreatment; (2) beating treatment; (3) ultrasonic treatment; (4) filtration; (5) blueberry juice concentrate preparation; (6) blueberry fruit powder preparation; and (7) blueberry fruit reduction juice preparation. The production method develops the blueberry fruit powder and the blueberry fruit reduction juice which are high in functional component contents, conducive to storage and transportation, sale and consumption; when producing the blueberry fruit powder, trehalose phosphate solution is creatively used to process blueberry fruit pieces, playing roles of trehalose and phosphate in protecting and stabilizing blueberry fruit cells and functional materials; the ultrasonic treatment is carried out when producing the blueberry fruit powder, enhancing permeability of the blueberry fruit cells, and making the trehalose and the phosphate more likely to enter the cells to play a protective role.

The invention discloses a high-ground-stress soft surrounding rock tunnel supporting structure and a construction method thereof, and belongs to the technical field of traffic engineering facilities.The high-ground-stress soft surrounding rock tunnel supporting structure includes weak surrounding rock and an intelligent control circuit arranged on one side of the weak surrounding rock. A threadedanchor rod is connected inside the weak surrounding rock in an embedded mode, a surrounding rock sealing layer is poured at the position, corresponding to the threaded anchor rod, of the inner arc surface of the weak surrounding rock, and the threaded anchor rod is located in a sealing layer buffer opening formed in the surface of the surrounding rock sealing layer. Through the mutual cooperationof the designed surrounding rock sealing layer, a water-resisting layer, a cushion plate, an inner supporting body, a torsion spring, the threaded anchor rod, a first nut and a second nut, the abnormality change and rapidly expansion of the weak surrounding rock are avoided, with the cooperation of the surrounding rock sealing layer and the water-resisting layer, the surrounding rock sealing layer has the windproof, sealing and stable abilities, and the water-resisting layer can prevent water in the weak surrounding rock from seeping out and eroding a tunnel.

A one-building multi-purpose multifunctional natural temperature control shed building relates to the plant and house structures and the shed and greenhouse structures. The structural technical problem to be solved is that the industry projects to which the plant, house, shed and greenhouse are applied cannot be interoperable and the cost of temperature control is high. According to the embodiment, the main technical features are as follows: the shed building includes roof covers, strip-shaped roof covers, a function window, a drainage frame, a surrounding building wall, an elevated self-adjusting track heat preservation quilt roll-up device, an elevated self-adjusting track snow and dust cleaning device, and a sunshade net spread and storage device. The one-building multi-purpose multifunctional natural temperature control shed building not only can be used as a plant or a house, but also can be used as a shed or a greenhouse. The structural technical problem of high cost of temperature control throughout the year is solved. The one-building multi-purpose multifunctional natural temperature control shed building is an ideal construction facility for individual entrepreneurship, family prosperity, and enterprise investment and transformation.

The invention discloses an intelligent handcart switch operation device with an alarm function, which comprises a frame body, a bidirectional threaded rod, an oil drum and a second air bag, and is characterized in that sliding grooves are formed in the left and right inner walls of the frame body, a double-shaft motor is mounted below the inner side of the frame body, and the outer side of the lower part of the bidirectional threaded rod is connected with an oil drum through a bearing; electromagnets are fixed to the upper inner wall and the lower inner wall of the oil drum, first telescopic rods penetrate through the outer side of the oil drum in a sealed mode, supporting plates are movably hinged to the tail ends of the first telescopic rods, steel rings are welded to the outer sides ofthe supports, tires are installed on the outer sides of the steel rings, and a servo motor is installed on the rear side of the frame body; and the output end of the servo motor is connected with therotating rod through a coupler. The intelligent handcart switch operating device with the alarm function is provided with a first air bag and a second air bag, the second air bag on the outer side ofthe sleeve is effectively clamped and fixed to the inner side of the clamping groove in the inner wall of the high-voltage cabinet handcart switch after being expanded through extrusion between the first air bag and the front portion of the high-voltage cabinet, and stability is improved.

The invention discloses a Ru / TiO2 catalyst for preparing cyclohexene through benzene selective hydrogenation and a preparation method of the Ru / TiO2 catalyst. The preparation method comprises the steps that firstly, a precursor of an active component Ru is introduced to the surface of TiO2 through an impregnation method, then a reducing agent is added for full reacting, centrifugal washing and drying are conducted, and thus the Ru / TiO2 catalyst is prepared. The prepared Ru / TiO2 catalyst has the outstanding advantages that the preparation steps are simple, by regulating and controlling the phase and the texture property of a TiO2 carrier, Ru nano particles in the catalyst are evenly distributed on the surface of the TiO2, the Ru particle size is controlled to be about 4 nm, and the Ru / TiO2catalyst is used for a reaction for cyclohexene preparation through selective hydrogenation and has the advantages of high conversion rate and good cyclohexene selectivity.

The invention discloses an anti-falling safety device of a lifting scaffold, and particularly relates to the technical field of scaffold falling prevention. The anti-falling safety device comprises a supporting plate, a storage groove is formed in one side of the supporting plate, a storage mechanism is arranged in the storage groove, and a mounting mechanism is arranged on the other side of the supporting plate; the storage mechanism comprises a transmission lead screw, the transmission lead screw is sleeved with a first threaded ring, and a second threaded ring is arranged on one side of the first threaded ring. The storage mechanism is arranged, a servo motor rotates forwards to drive the transmission lead screw to enable the first threaded ring to move leftwards, meanwhile, the second threaded ring moves rightwards under the action of threads, in this way, a stretching elastic strip begins to contract, therefore, rapid closing and storage of a protective net are achieved; multiple buffering protection effects are achieved in the protective net, the buffering effect is effectively achieved, safety is greatly improved, operation is easy, use is easy, more time and labor are saved, the repeated utilization rate is higher, and practicability is better.

The invention relates to a construction method for steel cofferdams in a complex torrential water area. The method comprises the following steps that, firstly, a rhombic fixed pile group and two corner fixed steel pipe piles are constructed; then an underwater cofferdam support is hoisted on a turbulent flow facing surface, and a double-layer steel cofferdam is constructed; then, guide piles, guide beams and a single-layer steel cofferdam on two sides are synchronously constructed, and guide piles, guide beams and a single-layer steel cofferdam on the inner side are constructed; next, steel casings are driven in the steel cofferdams, and overwater support frames are constructed on the steel casings close to the steel cofferdams for later water pumping to resist the pressure of outer water; next, guide piles, guide beams and a single-layer steel cofferdam on the outer side are constructed; and finally, desilting is conducted in the steel cofferdams, underwater concrete is poured for bottom sealing, and water in the steel cofferdams is pumped. The construction method has the beneficial effects that a supporting frame with the sliding rail system is arranged between the peripheral steel pile casings and the guide beams, so that the steel pile casings can be used for supporting the steel cofferdams, and the influence of continuous driving of steel pile casings can be avoided.

The invention relates to an anti-collision electric retractable door. The door specifically comprises a main door post; one side of the main door post is fixedly connected with a wall; a movable doorframe and a power machine head are fixedly connected through a plurality of telescopic fixing strips and telescopic frames; limiting guide rails are arranged at the bottoms of the movable door frame and the power machine head; limiting blocks are arranged in the limiting guide rails; sliding blocks are arranged at the bottom of the movable door frame and located on the limiting blocks; limiting devices are arranged between the bottoms of the limiting guide rails; the bottoms of the limiting devices are connected with the ground; the limiting guide rails are arranged in grooves in the ground; and a plurality of limiting strips are arranged at the two sides of the bottoms of the limiting guide rails. A lever structure resists impact in the forward direction and the reverse direction, plays arole in stabilizing and supporting, prevents the retractable door from deviating from the rails, guarantees the safety of the retractable door, effectively avoids damage caused by extrusion of a vehicle due to the use of the limiting guide rail structures, and accordingly can play a good anti-collision role.

The invention belongs to the technical field of automobile covering part die design and manufacturing components, and particularly relates to a length-adjustable cushion pin. The length-adjustable cushion pin is characterized by comprising a male die plug-in and a female die plug-in, the male die plug-in comprises a connection column and a top fixedly connected with the connection column, and the female die plug-in comprises a female die body and a groove formed in the female die body; the length-adjustable cushion pin further comprises a fixing screw, the shape and the size of a nut of the fixing screw is matched with those of the bottom of the groove. The length-adjustable cushion pin has the advantages that the cushion pin is adjustable, and an original semi-finished product is changed into a finished product standard piece, so that mass production can be realized for stock and various emergency situations of a die shop can be met.

The invention discloses a cutting mechanism in a numerical control circular sawing machine, and relates to the technical field of cutting mechanisms. The cutting mechanism comprises a workbench, wherein a fixing plate is fixedly connected to the front side of the top of the workbench; a moving plate is slidably connected to the rear side of the top of the workbench; a first rotating shaft is rotationally connected to the back of the fixing plate; and a fixing rod is fixedly connected to one end of the first rotating shaft. According to the cutting mechanism in the numerical control circular sawing machine, the moving plate is driven by an electric steam rod to move forwards and backwards, and then a first rotating shaft and a second rotating shaft are driven to be connected through a connecting key between the fixing rod and a circular groove; and baffle rings abut against a cutting wheel, clamping blocks on the outer surfaces of the first rotating shaft and the second rotating shaft are clamped with clamping grooves in the inner surface of the cutting wheel, and a limiting groove and a threaded ring are matched for limiting and fixing, so that the cutting wheel with an worn cutting edge is rapidly disassembled when being replaced and a new cutting wheel is rapidly installed, the operation process is simple, a lot of time is saved, and the cutting process is accelerated.

The invention discloses an electric retractable door with an anti-typhoon device. The device comprises a main door post, one side of the main door post is fixedly connected with a wall body, the otherside of the main door post is provided with a first frame, one side, away from the main door post, of the first frame is provided with a second frame, a third frame is disposed on one side, away fromthe first frame, of the second frame, a fourth frame is disposed on one side, away from the second frame, of the third frame, one side, away from the third frame, of the fourth frame is provided witha fifth frame, one side, away from the fourth frame, of the fifth frame is provided with a sixth frame, and the sixth frame, the fifth frame, the fourth frame, the third frame, the second frame, thefirst frame and the main door post are connected by telescopic frames. The device has the advantages that the device has reasonable design and easy use, and has a good windproof effect, so that the electric retractable door is better protected, thereby effectively avoiding unnecessary economic losses.

The invention discloses a resistivity wide-distributed conductive composite material and a preparation method thereof. The material is composed of chopped carbon fiber, chopped glass fiber and a thermosetting resin matrix by compounding, and the volume resistivity of the material is 0.1-10000 ohm cm. The preparation method includes the step of pre-adjusting the ratio of the chopped carbon fiber tothe chopped glass fiber, the length of the chopped carbon fiber and the content of the resin matrix in the composite material to achieve wide distribution of the volume resistivity of the composite material, and specifically includes the steps of fiber proportion weighing, fiber dispersion and mixing, and hybrid fiber and thermosetting resin compound molding. The method is especially suitable forproduction of large-batch conductive composite products with complex structural shapes, and the provided material can be widely used for preparing electromagnetic shielding materials, wave absorbingmaterials, electrothermal materials, electromagnetic radiator materials and the like.

The invention relates to the technical field of withstand voltage partial discharge detection, in particular to a partial discharge detection device based on a GIS withstand voltage flashover positioning system. The device comprises a partial discharge equipment body, a detection mechanism, moving mechanisms, an adjusting mechanism, a control mechanism, a protection mechanism and a driving mechanism. The detection mechanism is installed at the top of a partial discharge equipment body. Therefore, the withstand voltage partial discharge of the GIS equipment can be detected and processed conveniently; meanwhile, two groups of moving mechanisms are mounted, so that the partial discharge equipment body can be moved conveniently and physical exhaustion of an operator is reduced; under rotationby the driving mechanism, the control mechanism drives and adjusts the adjusting mechanism; the partial discharge equipment body can be stably placed and conveniently moved; the height of the moving mechanism is changed through action adjustment of the adjusting mechanism, the partial discharge equipment body can be moved and placed; and meanwhile, internal parts of the moving mechanisms can be protected under the action of the protection mechanism.

The invention discloses a strength testing device for radar part production and processing, and relates to the technical field of testing devices, in particular to a strength testing device for radar part production and processing. The strength testing device comprises a base, a conveying platform and a strength testing box, a servo motor is mounted in the interior of the base, a ball screw is mounted on the right side of the servo motor, the strength testing box is mounted on the right side of the conveying platform, a placement platform is mounted at the front end of the base, a defective product collecting box is arranged above the placement platform, an iron patch is connected to the rear end of the defective product collecting box, and a magnet patch is mounted at the rear end of the iron patch. According to the strength testing device for radar part production and processing, the defective product collecting box is arranged so that defective product parts can be conveniently collected, the placement platform facilitates placement of the defective product collecting box, attraction can be carried out on the defective product collecting box and the base through the magnet patch and the iron patch, and therefore the defective product collection box can be taken and placed conveniently.

The invention discloses a water conservation-used pipeline. The pipeline comprises a water inlet, a water conservation pipeline body, a first fixing and connecting disc, a water outlet pipe, a water outlet and a connecting pipeline, wherein the water inlet is formed in one side of the water conservation pipeline body, a water inlet pipe is arranged on one side of the water inlet, a silt filteringaway device is arranged at a joint between the water inlet pipe and the water inlet through a connecting seat, the top of the water inlet pipe is provided with a water suction pump through a screw rod, the bottom of the water inlet pipe is provided with an industrial water purifier through a connecting seat, the working end of the industrial water purifier is located in the water inlet pipe, one side of the water inlet pipe is provided with the first fixing and connecting disc through a high-strength bolt, one side of the first fixing and connecting disc is provided with the connecting pipeline, one end of the connecting pipeline is provided with a check valve through a placing frame, and the top of the connecting pipeline is provided with a hydraulic pressure gauge through a connecting seat. The water conservation-used pipeline is powerful in function, scientific in design, convenient to operate, good in stability, high in reliability and suitable for wide popularization.

The invention relates to the technical field of numerical control punching machines, and discloses a numerical control punching machine with an efficient noise reduction function. The numerical control punching machine comprises a machine body shell, wherein a sound insulation plate is fixedly arranged at the top of the inner wall of the machine body shell, and adjusting grooves are formed in the positions, located on the left side and the right side of the sound insulation plate, of the top of the inner wall of the machine body shell; and the inner walls of the two adjusting grooves are movably connected with adjusting blocks, and the left sides and the right sides of the adjusting blocks are fixedly connected with adjusting springs. According to the numerical control punching machine with the efficient noise reduction function, noise generated during working of the punching machine can be preliminarily absorbed through cooperative use of plant fiber boards, sound insulation felts and ceramic balls, sound absorption sponge plates can better move for noise reduction through cooperative use of the adjusting blocks and the adjusting springs, and noise can be further reduced through cooperative use of sound absorption plates and sawtooth blocks, so that it is guaranteed that the noise is reduced as much as possible when the equipment works, the safety of the equipment and personnel is guaranteed, and the working efficiency of the equipment is higher.

The invention relates to the technical field of electromechanical equipment, and discloses transportation table intelligent electromechanical equipment capable of rapidly loading and unloading goods. The transportation table intelligent electromechanical equipment comprises a body, a center piece is movably connected to the top end of the body, frames are fixedly mounted on the left and right sides of the center piece, and a bottom plate is fixedly mounted at the lower end of the center piece. According to the transportation table intelligent electromechanical equipment capable of rapidly loading and unloading the goods, the bottom plate downwards abuts against a tooth groove, the tooth groove is protected and positioned to a certain extent through the bottom plate, the center piece can drive the linkage piece to synchronously move, a loading and unloading rod gradually moves upwards and abuts against a communicating block, the loading and unloading rod gradually passes through a hole groove in the center of the communication block and is inserted into the tooth groove of the matched tooth, so that grafting of the electromechanical equipment is completed, then a transportation table is built, certain stability is achieved for transported objects, the problem that the objects are prone to slipping off is conveniently and rapidly solved, operation is easy, and design is reasonable.

The invention discloses a motor and a rotor core thereof, and relates to the technical field of motor manufacturing. The motor comprises a plurality of first chips and second chips which are superposed; the first chips and the second chips are arranged in a staggered manner; each first chip is provided with a plurality of first guide grooves distributed along the circumferential direction of the first chip, and each second chip is provided with a plurality of second guide grooves distributed along the circumferential direction of the second chip; the outer walls of the second chips have openings extending to the second guide grooves. With the openings adopted, gas, aluminum slag, oxidizing slag and other impurities in the rotor core can be discharged in time, so that the rotor core is stable in performance and not easy to deform, and the performance of the motor is improved.

The invention discloses an intelligent handcart switch operating device with an alarm function, which comprises a frame body, a two-way threaded rod, an oil barrel and a second air bag. The left and right inner walls of the frame body are provided with slide grooves, and the inside and bottom of the frame body are installed There is a double-axis motor, the outer bearing below the two-way threaded rod is connected to an oil barrel, and the upper and lower inner walls of the oil barrel are fixed with electromagnets, the outer side of the oil barrel is sealed and penetrated with a first telescopic rod, and the end of the first telescopic rod is movable A support plate is hinged, a steel ring is welded on the outside of the bracket, and tires are installed on the outside of the steel ring, a servo motor is installed on the rear side of the frame, and the output end of the servo motor is connected to the rotating rod through a coupling. The smart handcart switch operating device with alarm function is equipped with a first airbag and a second airbag, through the extrusion of the first airbag and the front of the high-voltage cabinet, the second airbag on the outside of the sleeve is effectively inflated and then engaged and fixed on the The inner side of the card slot on the inner wall of the handcart switch of the high-voltage cabinet increases the stability.

The invention relates to a light pipe clamp with a smooth riveting base plate, which comprises a bolt, an elastic cushion, a cover plate bolt hole, a pipe clamp body, a pipe clamp hole, a pipe clamp body bolt hole, a riveting base plate, a positioning hole, a plain cushion, a cover plate, a locking bump and a thread bubble. The light pipe clamp is characterized in that the bolt is sleeved with the elastic cushion and the plain cushion in turn, passes through the cover plate bolt hole and the pipe clamp body bolt hole, and then is fixed on the riveting base plate through the thread bubble; the thread bubble is riveted together with the base plate through a special pressure device and a die; the locking bump is positioned at the riveting part of the base plate and the thread bubble and is used for preventing the thread bubble from rotating; the positioning hole is used for fixing the pipe clamp on a basic part using the pipe clamp; the pipe clamp body comprises an upper part and a lower part, the pipe clamp hole is formed between the upper part and the lower part, the inner diameter surface of the pipe clamp body is smooth, and the joint of the lower pipe clamp body and the thread bubble on the riveting base plate is provided with a groove which is inosculated with the thread bubble; and the elastic cushion and the plain cushion assembled between the upper part of the bolt and the cover plate can prevent loosening due to vibration.

The invention discloses a placing rail capable of positioning a spinning roller. The placing rail comprises a placing rail body. The left end of the placing rail body is fixedly connected with a limiting plate, and the top of the placing rail body is provided with a spinning roller body. The front surface of the placing rail body is movably connected with a hollow block, and the front surface of the inner wall of the hollow block is fixedly connected with a telescopic rod. According to the placing rail capable of positioning the spinning roller, the placing rail body, the limiting plate, the spinning roller body, the hollow block, the telescopic rod, springs, a limiting block, a baffle, an iron chain, a first fixing block, a second fixing block, a positioning block, a connecting rod and a reinforcing ring are arranged to be matched for use, and thus the problem that an existing placing rail cannot position the spinning roller in the using process is solved; and the placing rail capable of positioning the spinning roller has the advantage of positioning the spinning roller, using stability of the spinning roller body is improved, and hence the placing rail can be used by users conveniently.

The invention provides an application method for a temporary laying emergency road based on road building construction. The temporary laying emergency road comprises a rectangular plate, trapezoidal protrusions A and fan-shaped plates, wherein square tubes are welded to the bottom end surfaces of six pieces of cylinder iron, and rectangular iron is correspondingly welded in the six square tubes. According to the application method for the temporary laying emergency road based on road building construction, the rectangular plate, circular holes, the cylinder iron, the square tubes, the rectangular iron, studs and iron balls are arranged in a matching mode, firstly, the iron balls welded to the bottom end surfaces of the studs are in contact with the ground through the rotation of the studs,the situation that the device shakes left and right caused by the rough ground can be prevented; secondly, through the supporting of the studs and the iron balls, the bearing ability of the device can be strengthened, and the situation that bending deformation occurs caused by reducing the bearing ability due to the fact that the device hangs in the air at the sunken position of the ground is prevented; and thirdly, by the arranging the rectangular iron, limitation and stable effect are achieved, the situation that the studs shake left and right in the rotating and supporting process is prevented, and the supporting stability of the studs are increased.

The invention relates to the technical field of an LED display screen, and discloses a deformation-preventing LED display screen bottom shell. The deformation-preventing LED display screen bottom shell comprises a shell body, wherein fixed seats are arranged at two sides of the top and the bottom of the shell body, one side of each fixed seat is fixedly connected with an outer surface of a boss by a support post, fixed plates are arranged at the top and the bottom of an inner cavity of the boss, the middle parts of the two fixed plates are fixedly connected by a line hole plate, baffle plates are arranged at the middle parts of the top and the bottom of the shell body, the middle parts of the two baffle plates are fixedly connected with a support plate, positioning posts are fixedly connected with the top and the bottom of the inner cavity of the support plate, one end of each positioning post is fixedly connected with an outer surface of a support rack by a connection seat, and a rubber cushion is arranged in an inner cavity of the support rack. In the deformation-preventing LED display screen bottom shell, an effect of buffering a discharging force can be achieved when stress is applied to the shell body by application of the fixed plate, the positioning posts, the connection seats, the support rack and the rubber cushion in a matching way, the stress applied into the shell body is reduced, and deformation is prevented.

The invention relates to the technical field of sensors, and discloses intelligent protection equipment for reducing expected directional deviation of a sensor. The lower end of a protection piece is movably connected with an intermediate shaft, and a pull block is movably connected below the intermediate shaft. According to the intelligent protection equipment capable of reducing the expected directional deviation of the sensor, a rotating piece rotates to a longest position, the rotating piece pushes a downward pressing strip to move downwards, a movable rod plays a supporting and stabilizing role, the movable rod gradually moves towards a locking block under the action of the pressing pushing force of the downward pressing strip, a torsion spring is arranged in a combination block, the torsion spring extends while rotating, force gradually pushes a locking block to move towards the middle along with downward pressing of the movable rod, the downward pressing strip pushes a locking rod to move, and the locking rod is inserted into the locking block, so that a sensor in the locking block is locked, the danger of being stolen and damaged is avoided, the safety degree is improved, and the encryption performance of a monitoring system is enhanced.

The invention relates to the technical field of well lids, in particular to a quick opening and closing type urban highway well lid with a fallen object collecting structure. The quick opening and closing type urban highway well lid comprises a fixing frame, the fixing frame is arranged to be annular, a water drum is welded to the lower end of the fixing frame, an auxiliary drainage hole is formedin the water drum, a lid groove is formed in the upper end of the fixing frame, a lid body is installed in the lid groove, four sets of limiting grooves are formed in the edge of the lid body at equal intervals, screw rods are transversely installed in the four sets of limiting grooves through bearings, and a transmission mechanism is arranged at the ends, close to each other, of the four sets ofscrew rods. The transmission mechanism is arranged to control a locking mechanism, a rotating handle at the output end of the transmission mechanism is detachable, so that all lid bodies of the sametype are controlled through the single rotating handle, the locking mechanism is difficult to open if the rotating handle is not used, the locking mechanism can firmly lock the lid bodies and the fixing frame, and thus the stabilizing and anti-theft effects are achieved.

The invention discloses QS type submersible electric pump transportation equipment which comprises a transportation box body, a dirt scraping mechanism is arranged in the transportation box body, a pump body is placed in the transportation box body, a lifting mechanism is arranged on the left side of the transportation box body, and a take-up mechanism is arranged on the right side of the interior of the transportation box body. Reinforcing mechanisms are arranged on the left side and the right side of the conveying box correspondingly, and under the cooperation effect of the two sets of cleaning rings and banister brushes attached to the inner side surfaces of the cleaning rings, the banister brushes can scrape and brush the surface of the pump body. In the resetting process of the cleaning ring, the cleaning ring can quickly sweep off residual impurities and water drops on the surface of the pump body which is retracted into the transportation box body after being used, so that the dryness and sanitation of the outer surface of the pump body are improved, and meanwhile, additional corrosion of the impurities and the water drops to the pump body is also reduced; in addition, when the two reset cleaning rings are arranged outside the pump body in a sleeving mode, the pump body can be positioned and stabilized when placed in the transportation box body.