36results about How to "Reasonable space design" patented technology

The invention discloses a Bluetooth bracelet with the mobile phone loss preventing function and the incoming call reminding function and a method. The Bluetooth bracelet comprises an MCU, a Bluetooth antenna, a Bluetooth signal strength detection unit and a warning unit, wherein the Bluetooth antenna is connected with the MCU through a Bluetooth communication module, the Bluetooth signal strength detection unit is connected with the Bluetooth communication module, the output end of the Bluetooth signal strength detection unit is connected with the collected signal input end of the MCU, and the control signal output end of the MCU is connected with the warning unit. By means of the Bluetooth bracelet, the Bluetooth signal strength between the Bluetooth bracelet and a mobile phone can be detected automatically, when the signal strength is lower than a threshold value, the distance between the Bluetooth bracelet (a user) and the mobile phone is judged to be larger than the safe distance, then an alarm is given, and the mobile phone can be effectively prevented from being lost. The mobile phone initiatively sends a call notification to the Bluetooth bracelet through the Bluetooth, the Bluetooth bracelet reminds the user, and missing calls, messages and the like can be avoided. Circuit elements are placed separately and connected through a flexible printed circuit board to be in a chain shape. The Bluetooth bracelet is reasonable in space design, simple in structure, attractive and long in service life.

The invention discloses polishing equipment aiming at a metal shell edge. The polishing equipment comprises a worktable, a conveying assembly, a storage table and a polishing assembly, wherein the storage table is driven to intermittently rotate by a stepping motor; a metal shell is conveyed to a position close to a rotating table by the conveying assembly; an adsorption seat in a manipulator assembly moves outwards along a slide block so as to reach a position above the metal shell and descends along an upright post to be close to a conveyor belt by virtue of a horizontal guide rail; the metal shell is sucked up by a suction nozzle of an adsorption disc; after the metal shell is sucked by the adsorption seat and the adsorption disc, the horizontal guide rail ascends along the upright post, then the slide block drives the adsorption seat to move in place towards the direction of the rotating table along the horizontal guide rail so as to lay down the metal shell; the rotating table rotates to rotate the metal shell to the polishing assembly; the polishing assembly performs polishing on the metal shell edge. The polishing equipment disclosed by the invention is high in degree of automation, reasonable in space design, uniform in polishing effect on the metal shell edge and unified in polishing quality.

The invention discloses an ecological health-preservation house for a cold region and an assembly method. An existing greenhouse in the market is low in heat-collecting capacity in an alpine region and large in health preservation difficulty. An ecological health-preservation house for the cold region comprises a base edge, wherein the base edge (1) is rectangular and is connected with a side wall body (13) and a rear wall body (4); the front part of the rear wall body is connected with a health-preservation house body (3); the health-preservation house body is provided with a health-preservation house roof (8) and a health-preservation house front wall; the health-preservation house front wall is provided with a health-preservation house front door (5) and a health-preservation house front window (6); the health-preservation house front wall is provided with a health-preservation house front water curtain wall (9); a side door (2) is arranged at the side part of the health-preservation house body; a health-preservation house inner-layer steel structure frame (7) is arranged between the front side of the base edge and the rear wall body and provided with a heat preservation layer (14); and a glass longitudinal frame (10) and a glass transverse frame (11) are arranged between the front side of the base side and the rear wall body. The application is applied to the ecological health-preservation house for the cold region and the assembly method.

The invention relates to a box type substation which comprises a box body, a transformer room, a high-voltage switch room and low-voltage switch rooms. Instruments, switches and other circuit devices are installed on the transformer room, the high-voltage switch room and the low-voltage switch rooms respectively, and the transformer room and the high-voltage switch room are installed in the box body at the rear of the low-voltage switch rooms. The box type substation is scientific in design, reasonable in structure and convenient to use and has the advantages of being good in heat dissipation effect and reasonable in space design, having simplicity and convenience in wiring and being capable of prolonging service life of a transformer and the like.

The invention provides a shell body assembly for head-mounted equipment and the head-mounted equipment, and relates to the technical field of intelligent equipment. According to the shell body assembly, a mounting hole penetrating through a mounting frame is formed in the mounting frame; a second shell body and a first shell body are connected to form an accommodating space, and the second shell body and the first shell body are oppositely arranged; an assembling frame is arranged on one side of the second shell body and is opposite to the mounting frame; the assembling frame is bent towards one side of the mounting frame and is connected with one side, far away from a first shell body main body, of the mounting frame; and an assembling hole is formed in the assembling frame, and the mounting hole and the assembling hole are communicated with the accommodating space. According to the shell body assembly, the first shell body main body and the second shell body main body are buckled toform a space for installing the main part of a host, the mounting frame and the assembling frame are matched to form a space for realizing image superposition of virtual reality enhancement, and the whole shell body assembly can be used for integrally wrapping the electronic equipment together, so that the space design is reasonable, and the host is reasonably protected.

The invention discloses a two-stage rotational-flow air flotation separator, comprising a tank, wherein the tank is provided with a first-stage water outlet and at least one first-stage water inlet; an inner barrel is installed in the tank; an opening is formed at the upper end of the inner barrel; at least one second-stage water inlet is formed in the lower side of the inner barrel; the first-stage water outlet of the tank is communicated with the second-stage water inlet of the inner barrel via a pipeline; a second-stage dross outlet is formed at a position corresponding to the opening of the inner barrel, at the upper end of the tank; a clapboard is installed between the inner wall of the tank and the outer wall of the inner barrel; and the clapboard is used for dividing a space between the inner wall of the tank and the outer wall of the inner barrel into an upper part and a lower part. The two-stage rotational-flow air flotation separator disclosed by the invention is compact in structure, reduced in equipment volume and floor area, good in oil removal effect and suspended particle removal effect, suitable for the application fields of various oily water separation, suspended matter separation, and the like, and especially suitable for treatment for oily sewage in the petrochemical industry.

The invention relates to an improved bedside table capable of serving as a dressing table. The bedside table comprises a bedside table body and is characterized in that the top of the bedside table body is connected with a turnable plate through hinges, a mirror is arranged in the turnable plate, the top face of the bedside table body is a cavity, a plurality of partition boards are arranged in the cavity, the cavity is spaced into a plurality of small cavity bodies through the partition boards, luminous devices are arranged around the mirror, and one side of the bedside table body is provided with a supporting device allowing a towel to be placed. The improved bedside table has the advantages that the bedside table is simple in structure and convenient to use, can serve as the dressing table, effectively uses space and enables space design to be more reasonable, and cosmetics can be placed in the cavity of the bedside table in a classified mode.

The invention discloses a novel and practical shoe cabinet. Drawers are arranged on the upper layer of the shoe cabinet, a plurality of partition boards are arranged under the drawers, a metal rod is arranged under the bottom partition board transversely, and a plurality of movable metal clips are arranged on the metal rod. The novel and practical shoe cabinet is reasonable in spatial design and high in utilization rate. High boots can be stored convenient by the movable metal clips arranged in the relatively wide space of the shoe cabinet, and can be guaranteed against deforming without filling supports into the boots, moisture in the boots can be dissipated easily, so that the insides of the boots can keep dry and the boots are not easy to mildew.

The invention provides a restaurant space design method. The design method comprises the following steps: receiving space design data; receiving restaurant information uploaded by a demand side, and inputting a design task; generating a three-dimensional model according to the restaurant information; dividing the three-dimensional model into at least one design module according to the restaurant information; determining at least one design element according to the design module to obtain a completed design module; obtaining a design scheme; and generating a rendering graph according to the design scheme. According to the method, the three-dimensional model used in the working process can be generated through the restaurant information uploaded by the demander, it is guaranteed that the three-dimensional model used in the design working process meets the requirements of design work while early-stage work of the demander is reduced, and design problems caused by the problems of formats,specifications and the like of the three-dimensional model are reduced.

The invention provides a novel ecological sunshine greenhouse in alpine regions and an assembly method thereof. Greenhouses on the market are small in heat-collecting capacity and difficult in heat preservation in the alpine regions. The novel ecological sunshine greenhouse in the alpine regions comprises an outer-layer steel-structured framework, wherein the outer-layer steel-structured framework (5) consists of an outer-layer steel-structured framework section A (5-1), an outer-layer steel-structured framework section B (5-2), an outer-layer steel-structured framework section C (5-3) and an outer-layer steel-structured framework section D (5-4); one end of the outer-layer steel-structured framework section A is connected to a front slope basic edge (1); the outer-layer steel-structured framework section D is connected to the upper part of a rear wall body steel-structured framework (9); the other end of the rear wall body steel-structured framework is connected to a rear slope basic edge (3); the front slope basic edge and the rear slope basic edge are connected through a side basic edge (2); and the front slope basic edge, the rear slope basic edge and the side basic edge are fixedly connected to the ground. The application of the invention is applied to the novel ecological sunshine greenhouse in the alpine regions and the assembly method thereof.

The invention discloses a cold-hot diffluent multi-pipe-pass energy-saving heat accumulator. The heat accumulator comprises a cylindrical barrel arranged vertically and two hemispherical heads connected to the upper end and the lower end of the barrel through flanges respectively. Barrel end plates are further arranged among the upper end and the lower end of the barrel and the two hemispherical heads. The hemispherical head located at the upper end is provided with a hot fluid outlet, and the hemispherical head located at the lower end is provided with a hot fluid inlet. Annular diversion grooves are formed in the upper end and the lower end of the inner wall of the barrel respectively, and a plurality of cold fluid straight pipes and a plurality of cold fluid coil pipes are arranged between the two annular diversion grooves. A cold fluid inlet and a cold fluid outlet are formed in the outer circumferential wall of the barrel. A plurality of hot fluid coil pipes are arranged between the two barrel end plates uniformly. The parts, among the hot fluid coil pipes, the cold fluid straight pipes and the cold fluid coil pipes, of the spaces are filled with heat storage materials. The cold-hot diffluent multi-pipe-pass energy-saving heat accumulator enables the heat storage process and the heating process to become automatic and controllable, the material flow pollution problem of traditional heat accumulators is solved, and meanwhile the heat exchange efficiency and the heat storage capacity are improved significantly.

The invention discloses a blood vessel dynamic mechanical response testing system, which comprises a base, a pulsating flow field driving device, a monitoring device and a transmission device, whereinthe output end of the pulsating flow field driving device is connected with the first input end of the transmission device, the monitoring device is arranged on the base, a tested sample is arrangedon the monitoring device, the two ends of the tested sample are connected with the first output end and the second input end of the conveying device respectively, the second output end of the conveying device is connected with the input end of the pulsating flow field driving device, the pulsating flow field driving device is used for pumping a periodic pulsating fluid into the tested sample through the transmission device, and the monitoring device is used for collecting the three-dimensional dynamic mechanical response data of the tested sample after the periodic pulsating fluid is pumped. According to the invention, with the system, the blank that dynamic mechanical testing cannot be conducted on blood vessels or vascular grafts in a three-dimensional state or a native state on the market at present is filled up, the structure is simple and compact, the space design is reasonable, operation is very easy and convenient, and great convenience is brought to use of a user.

The invention discloses an LED measurement clamp. The clamp comprises an LED placing substrate, a probe, a probe, a fixing clamping mechanism, a probe control mechanism and a conductive mechanism connected with the probe. The fixing mechanism clamps and fixes an LED on the LED placing substrate. The probe control mechanism allows the probe to be raised or descend, so the probe is allowed to contact or be away from an LED conductive contact in the vertical direction. The conductive mechanism allows the probe to be conductive and testing of related parameters is finished through a tester system.The clamp is characterized in that 1, the clamp is convenient to operate and long in service lifetime; 2, the LED position is precisely controlled; the position for contacting the probe is precise; and the stability is precise; 3, by separating the up-down control of the probe and the LED clamp plate control, the LED placing process is quite stable; 4, stability of all parameters of the LED tested by the clamp is stability; 4, the time for replacing the LED is short; and 5, the clamp space is properly designed and parts are convenient to change.

The invention discloses an agricultural greenhouse transportation vehicle and relates to the field of agricultural machinery. The vehicle comprises a vehicle body and a wheel mechanism, wherein the wheel mechanism is mounted at the bottom of the vehicle body; the wheel mechanism comprises four universal wheels and a plurality of track wheels; the four universal wheels are respectively positioned at four top points of a rectangle; every two of the track wheels are divided into one group and arranged in parallel; the track wheels are capable of moving along a tubular track in an agricultural greenhouse; the bottom surfaces of the track wheels are higher than that of the bottom surfaces of the universal wheels. The vehicle has the advantages that the vehicle is capable of walking on the tubular track and on the ground as well, is capable of freely steering in walking and is stable in movement and reasonable in spatial design, heavy articles moved by using the transportation vehicle can bepushed on roller wheels, the time and the labor can be saved, a plurality of transportation vehicles can be moved simultaneously, and the working efficiency can be improved.

The invention discloses an efficient hot blast stove device comprising a shell and a stove body. Supports are arranged at the bottom of the shell. The stove body is installed in the shell. A composite stainless steel inner container is installed in the stove body. The composite stainless steel inner container is of a two-layer structure. A combustion hot air outlet is formed in the upper portion of a cavity of an inner container body. Vent holes are distributed in the side wall of the inner container body. A fuel put-in passageway opening is formed in one side of the shell. An air inlet passageway opening is formed in the top end of the shell. The air inlet passageway opening communicates with an inner stove body air inlet. A hot air output passageway is installed on one side of the stove body. A tail gas smoke discharge passageway is installed at the position of a combustion hot air outlet. The hot air output passageway is arranged outside the smoke discharge passageway in a sleeving manner. The stainless steel double-container composite technology is adopted for the framework of the product, the space design is reasonable, a heat cycle pipeline and a waste gas smoke passageway separately work at the same time, the remarkable beneficial effects of being free of pollution and high in fuel utilization rate are achieved, and the efficient hot blast stove device belongs to an efficient, energy-saving and environment-friendly heating new device system.

The invention discloses a two-stage rotational-flow air flotation separator, comprising a tank, wherein the tank is provided with a first-stage water outlet and at least one first-stage water inlet; an inner barrel is installed in the tank; an opening is formed at the upper end of the inner barrel; at least one second-stage water inlet is formed in the lower side of the inner barrel; the first-stage water outlet of the tank is communicated with the second-stage water inlet of the inner barrel via a pipeline; a second-stage dross outlet is formed at a position corresponding to the opening of the inner barrel, at the upper end of the tank; a clapboard is installed between the inner wall of the tank and the outer wall of the inner barrel; and the clapboard is used for dividing a space between the inner wall of the tank and the outer wall of the inner barrel into an upper part and a lower part. The two-stage rotational-flow air flotation separator disclosed by the invention is compact in structure, reduced in equipment volume and floor area, good in oil removal effect and suspended particle removal effect, suitable for the application fields of various oily water separation, suspended matter separation, and the like, and especially suitable for treatment for oily sewage in the petrochemical industry.

The invention discloses a double-air-duct evaporation adjusting device which comprises an evaporator, a main air duct, an auxiliary air duct, an air door regulator, a heating unit, a fan and the like. The evaporator is a combined body formed by an upper part and a lower part, the upper part is a main evaporator which is mainly used for cooling air temperature to control dry-bulb temperature, and the lower part is an auxiliary evaporator which is mainly used for condensing air moisture to control wet-bulb temperature. The main evaporator is located in the main air channel, and the auxiliary evaporator is located in the auxiliary air channel. The auxiliary air channel is arranged below and connected with the main air channel, three holes are formed between the main air channel and the auxiliary air channel, a middle hole is used for allowing the evaporator to penetrate, a hole in the leeward side of the evaporator is a bypass air outlet, a hole in the windward side of the evaporator is a bypass air inlet, and the air door regulator is arranged on the air inlet. According to the invention, heat dissipation of an electronic cabinet and an electronic square cabin with a large air volume requirement can be satisfied.

The invention provides a dedusting device with a spark catcher and an automatic fire extinguishing system and a pre-separation device, wherein the dedusting device comprises a dust collecting dedusting system, a spark catching and dedusting pre-separation system and an automatic detection and fire extinguishing system, wherein the dust collecting dedusting system is used for dust collecting and dedusting of waste gas, the spark catching and dedusting pre-separation device is used for spark catching and dedusting pre-separation of the treated waste gas, and the automatic detection and fire extinguishing system is used for alarming and linkage control when a fire accident occurs and automatic fire extinguishment. The device is simple in structure, stable in working condition, convenient to maintain, and capable of effectively preventing occurrence of the fire accident during dust collecting dedusting operation, and has very high promotion value for dedusting engineering of working conditions with spark gas, inflammable dust, high temperature gas and the like.

The invention discloses a cold-hot diffluent multi-pipe-pass energy-saving heat accumulator. The heat accumulator comprises a cylindrical barrel arranged vertically and two hemispherical heads connected to the upper end and the lower end of the barrel through flanges respectively. Barrel end plates are further arranged among the upper end and the lower end of the barrel and the two hemispherical heads. The hemispherical head located at the upper end is provided with a hot fluid outlet, and the hemispherical head located at the lower end is provided with a hot fluid inlet. Annular diversion grooves are formed in the upper end and the lower end of the inner wall of the barrel respectively, and a plurality of cold fluid straight pipes and a plurality of cold fluid coil pipes are arranged between the two annular diversion grooves. A cold fluid inlet and a cold fluid outlet are formed in the outer circumferential wall of the barrel. A plurality of hot fluid coil pipes are arranged between the two barrel end plates uniformly. The parts, among the hot fluid coil pipes, the cold fluid straight pipes and the cold fluid coil pipes, of the spaces are filled with heat storage materials. The cold-hot diffluent multi-pipe-pass energy-saving heat accumulator enables the heat storage process and the heating process to become automatic and controllable, the material flow pollution problem of traditional heat accumulators is solved, and meanwhile the heat exchange efficiency and the heat storage capacity are improved significantly.

The invention provides a slurrying technology for continuous casting crystallizer casting powder and belongs to the technical field of preparation methods of casting powder. The slurrying technology for the continuous casting crystallizer casting powder comprises the following steps that firstly, all raw materials are fed into a slurrying machine, the quantity of the fed raw materials accounts for 45%-55% of the capacity of the pulping machine, water is added, stirring is conducted for 45 minutes or above, the raw materials are evenly mixed, and then slurry is obtained; the obtained slurry flows into a water mill at the flow rate of 200-240 kg / min, steel balls are added to the water mill, the slurry should just submerge the steel balls, the steel balls are stirred through a grinding rod to impact one another, and then a carbon material in the slurry generates friction and collides with other materials. By the adoption of the slurrying technology for the continuous casting crystallizer casting powder, the segregation problem of the carbon material can be effectively solved, and the casting powder is protected against the layering phenomenon and the sediment phenomenon in the slurrying process and the to-be-sprayed process.

The invention provides a titanium-based alloy automobile brake disc machining device, comprising a first numerical control vertical lathe, a second numerical control vertical lathe, a first conveyingbelt, a second conveying belt, a third conveying belt and an electric cabinet. A first support base is arranged at the bottom end of the first numerical control vertical lathe; a second support base is arranged at the bottom end of the second numerical control vertical lathe; a rotating shaft is arranged outside the first conveying belt; a first fixed frame is arranged at the bottom end of the rotating shaft; a sucker is arranged on the side face of the second conveying belt; and a connecting pipe is arranged on one side of the sucker. By arranging the sucker, the connecting pipe and a vacuumgenerator, the vacuum generator reduces the air pressure on the surface of the sucker through the connecting pipe, so that the sucker sucks a machined brake disc, the brake disc can be transferred tothe next procedure conveniently, the smoothness of the surface of the brake disc can be detected, unqualified brake discs can be picked out in time, the time is saved, the transportation capacity andthe detection capacity of the device are improved, and the working efficiency is improved.

The invention relates to a device for automatically detecting the air impermeability of an automobile warm air radiator. The device is characterized by comprising a bottom plate and a group mounted onthe bottom plate and including a product positioning unit, a sealing cylinder, an inflating cylinder, a seal cylinder and an air pressure controller, wherein the product positioning unit includes anupper positioning plate, a lower positioning plate and a side positioning plate; a warm air radiator is mounted in the product positioning unit; the cylinder rod end portion of the sealing cylinder isfixedly connected with a sealing block; the sealing block is press-fitted to the cold water chamber pipe joint or the hot water chamber pipe joint of the warm air radiator; the inflating cylinder isconnected to the hot water chamber pipe joint or the cold water chamber pipe joint of the warm air radiator; one end of the air pressure controller is connected to the inflating cylinder; the other end of the air pressure controller is connected to the stamp cylinder; and the cylinder rod end portion of the stamp cylinder is connected with a stamp. The device is scientific and reasonable in design, can automatically detect the air impermeability of the warm air radiator, ensures detection efficiency and quality, saves manpower and improves work efficiency.

The invention discloses a liquid-cooled battery module, which comprises a liquid-cooled plate, the liquid-cooled plate is arranged on the outer side surface of the whole battery module, one side, far away from the battery module, of the liquid-cooled plate is connected with a fixed ribbon, one side, close to the battery module, of the liquid-cooled plate is provided with a plurality of battery cells, and the plurality of battery cells are electrically connected to a plurality of aluminum bars. According to the liquid-cooled battery module disclosed by the invention, an original bottom liquid-cooled mode is cancelled, and the liquid-cooled plate is fixed on the outer side edge of the battery module and is fixed by using the fixing ribbon, so that compared with the condition that the liquid-cooled plate is arranged at the bottom of the module, the height size of a battery pack can be obviously reduced, and the height space of a whole vehicle is greatly saved while the heat dissipation effect is ensured.

The invention discloses a steaming pot which comprises a pot body and a pot cover, wherein the pot cover is connected to the pot body in a rotatable manner; the inner parts of the pot bottom and the pot wall are of hollow structures for feeding steaming water; four steam openings are formed in the section of the pot wall; four protruding steam pipes which can be just inserted into the steam openings when the pot cover covers the pot body are arranged on the pot cover; clamping slots for placing an inner container are formed in an inner pot wall which is 4 to 6 mm away from the section of the pot wall. The cooking pot disclosed by the invention is simple in structure, is convenient and practical, can make full use of heat of water steam to steam food, is specially used for steaming all types of food, so as to solve the problem that bubbles generated by boiled water are splashed into the food during steaming, and has an effect of retaining the original flavor of the food; the space design is reasonable; the inner container can be placed in the pot body for two-layer steaming for rice and dishes, and the two layers can achieve the same heating effect during steaming.

The invention discloses an integrated solar energy overwintering greenhouse capable of energy saving and emission reduction, and relates to the technical field of greenhouses. A foldable waterproof thermal insulating cover is arranged outside a front-slope lighting surface, the front-slope lighting surface is arranged on an outer-layer steel structure frame of a front slope of the greenhouse in anerection mode, and a foldable thermal insulating quilt is arranged on a second-layer steel structure frame inside the front-slope lighting surface of the greenhouse; a solar photovoltaic panel is installed above the foldable thermal insulating quilt, foldable moisture-proof heat-insulating transmittance film is arranged on a third-layer steel structure frame of the front slope of the greenhouse,and a polyurethane heat-insulating veneer is installed on a steel structure frame of a rear slope; a row of hollow shutter ventilation windows are formed above the polyurethane heat-insulating veneer,a heat-insulating energy-storing wall body is connected to the exterior of a steel structure frame of a rear wall body, and an indoor solar heat-collecting energy-storing temperature-controlling wallis arranged in the steel structure frame of the rear wall body; a wall body heat-insulating decorative plate is arranged on the lower part of the indoor solar heat-collecting energy-storing temperature-controlling wall. The integrated solar energy overwintering greenhouse has the advantages of reasonable space design, high photothermal efficiency, a good thermal insulation effect, low energy consumption and excellent durability performance.

The invention discloses a printing machine embossing cleaning transfer box. The printing machine embossing cleaning transfer box comprises a box body, a first transfer assembly arranged in the box body and communicating with a water source, and a second transfer assembly arranged in the box body and communicating with an air source, wherein the first transfer assembly comprises a plurality of water spraying valves which are in one-to-one correspondence with color groups and communicate with the color groups; and the second transfer assembly comprises a plurality of air spraying valves which are in one-to-one correspondence with the color groups and communicate with the color groups. Through the arrangement, the water spraying valves of the color groups are concentrated together, the air spraying valves are concentrated together, equivalently, all control valves which are installed in a scattered mode of a whole embossing cleaning device are concentrated together, wiring, pipeline connection and the like are facilitated, installation and later maintenance are also facilitated, the transfer box is more orderly and attractive, the space design is more reasonable, and the problems that in the prior art, transfer boxes for printing machine embossing cleaning of all color groups are connected with many pipelines, the occupied area is large, the pipelines are complex, and overhauling is inconvenient are solved.

The invention relates to the field of mining equipment, and particularly relates to a multiple-cylinder cone crusher drive unit. The multiple-cylinder cone crusher drive unit comprises a drive mechanism and an under-frame for installing the drive mechanism. The multiple-cylinder cone crusher drive unit is characterized in that the internal space design of the under-frame is reasonable, the structure of the drive mechanism is novel, and a lubricant passage way is integrated into an inner-cylinder lubricant storage cavity and lubricates the drive mechanism by infiltration, so as to simplify the structure of the drive unit.

The invention discloses a medium-large excavator get-on structure. A crawler beam on one side of a crawler-type power mechanism is provided with at least two get-on and get-off pedals; one side of anexcavator body is provided with an oil tank; the surface of the oil tank is in a step shape; the step-shaped surface is covered with a step antiskid panel; a tool box is arranged at the position, on the front portion of the oil tank, of the excavator body; the top face of the tool box is covered with a tool box anti-skid panel; a platform face is formed at the position, on one side of the tool box, of the excavator body; the surface of the platform face is covered with a platform face anti-skid panel; a height difference is formed between the platform face and the top face of the tool box; a side armrest is arranged at a position, on one side of the oil tank, of the excavator body; a front armrest is arranged at a position, in front of the tool box, of the excavator body; and a get-on position is formed on the outer side of the tool box and located between the side armrest and the front armrest. According to the scheme, an existing vehicle-mounted structure is utilized to be designed into the reasonable get-on structure; the space design is more reasonable; a user can get on and off the excavator more conveniently and rapidly; and safety is also greatly improved.