93results about How to "Easy to check work" patented technology

The invention relates to a hand-held power tool 10 which comprises a longilineal motor housing 16 that serves as a handle, which accommodates an electric collector motor 50. The interior of the motorhousing is accessible via a servicing opening 26 of the motor housing 16, which is closable by a cover 22, so as to be more safe in the electric field. The cover has an indentation 29 on its outside surface and far away from the outer edge for engagement of a tool (58) for opening the cover.

The invention discloses a CCD signal acquisition device and method. The CCD signal acquisition device is fixedly installed over a belt conveying line through a fixing support. The CCD signal acquisition device comprises a lens detection station and a detection buffering and waiting station. The lens detection station comprises an imaging lens, a lighting spot light, an LED display screen, a detection controlling computer and a wireless bar code scanning gun. The detection buffering and waiting station comprises a miniature variable frequency motor, a transmission shaft and a baffle, wherein the baffle is arranged at the feeding end of the lens detection station. According to the CCD signal acquisition device and method, the CCD signal acquisition device scans and records parcels of logistics and records image information of the parcels of logistics in a matched mode, the information memory size of the whole device is large, workers can conveniently conduct comparison and detection in time, the overall signal detection efficiency and the overall signal entry efficiency are improved, the fault maintenance cost of logistics enterprises is reduced, and the economic benefit of the enterprises is increased.

The invention relates to a novel carbonylation reactor for a process of producing glycol through synthesis gas. The reactor is a radial reactor and comprises a reactor shell, a heat exchange component, a flow dividing pipe, a flow collecting pipe and catalyst, wherein the flow dividing pipe is located in the center of the reactor; the heat exchange component is arranged between the flow dividing pipe and the flow collecting pipe; the heat exchange component is arranged in a catalyst bed layer, and the reactor shell comprises a cylinder, an upper seal head, a lower seal head, a reaction gas inlet, a reaction gas outlet, a cooling medium inlet, a cooling medium outlet, a catalyst unloading port and the like; the reaction gas inlet and the reaction gas outlet are arranged on the upper seal head; reaction gas enters the reactor from the reaction gas inlet, then flows downwards along the flow dividing pipe in the center, radially passes through the catalyst bed layer for reaction, and reaction product gas enters the flow collecting pipe, flows upwards along the flow collecting pipe and flows out from the reaction gas outlet. Compared with the prior art, the novel carbonylation reactor for the process of producing glycol through synthesis gas has the advantages of high heat exchange efficiency, small equipment size, high catalyst using efficiency and convenience in loading and unloading.

The invention provides combined multifunctional examination equipment for the otolaryngology department. The combined multifunctional examination equipment comprises a sitting plate, an adjustable head fixing rest structure, an examination spotlight structure, a combined examination frame structure, a containing examination disc structure, a backup plate, a back cushion, a bolt and nut, an L-shaped connecting rod, supporting legs, movable wheels, a stabilizing block, an air pressure rod, an armrest, a pedal and an extending pipe. The adjustable head fixing rest structure is embedded into the middle of the upper surface of the backup plate. The examination spotlight structure is inserted into a groove formed in the right side in the L-shaped connecting rod. By arranging the rubber mat and ahead rest, when a patient is examined, the head can be rest on the upper portion of the head rest, and examination work is convenient. By means of a bearing and a rotary shaft, the head rest can rotate by multiple angles, the patient can find comfortable postures conveniently, and it is guaranteed that examination operation is carried out smoothly.

The invention discloses a big-data-based steel structure welding point self-inspection comprehensive analysis system and method and relates to the technical field of building self-inspection facilities. The system comprises a machine box and a transmission box and is characterized in that a regulating motor is fixedly connected to the back side of the inner wall of the transmission box through a connecting block, a first belt wheel sleeves the outer surface of the output shaft of the regulating motor, a rotary shaft is rotatably connected between the front side of the inner wall of the transmission box and the back side of the inner wall of the transmission box through bearings, and a first bevel gear and a transmission gear sequentially sleeve the outer surface of the rotary shaft from rear to front. The big-data-based steel structure welding point self-inspection comprehensive analysis system and method has the advantages that detection is facilitated greatly, detection efficiency iswell increased, building staff do not need to consume a large amount time to detect steel structure welding points, the labor intensity of the building staff is relieved, the work efficiency of the building staff is increased, fast and convenient steel structure maintenance is achieved, and steel structure inspection by the building staff is facilitated greatly.

The invention discloses a multifunctional light-emitting diode (LED) strong light type object expelling emergency lighting flashlight which comprises an LED lamp, a dimming circuit, a lighting switch circuit, an ultrasonic switch circuit, an ultrasonic generator, a rechargeable battery and a rechargeable element. The LED lamp, the dimming circuit and the lighting switch circuit are connected in sequence. The ultrasonic switch circuit is connected with the ultrasonic generator. The rechargeable battery is respectively connected with the lighting switch circuit, the ultrasonic switch circuit and the rechargeable element. The LED strong light type object expelling emergency lighting flashlight integrates the functions of object expelling and lighting, and the two functions can be simultaneously used and do not interfere with each other. The flashlight has the advantages of being small in occupied space, simple in operation, and convenient to use. In addition, the flashlight reduces number of accompanying objects of electric power overhaul workers, reduces the burden of the overhaul workers, improves working efficiency of the overhaul workers, and brings convenience to overhaul and examination operations. The flashlight uses the LED lamp as a lighting source, and further has the advantages of being energy-saving, environment-friendly, small in size, light in weight, long in service life, high in specific energy and the like.

The invention discloses a tablet computer based on-site inspection recording system. The system comprises a setting module, a document creating module, a document viewing module, a document exporting module, a document importing module and a merging module. Tablet computers are used for recording and managing on-site inspection results, and accordingly working efficiency of on-site inspection can be improved greatly; background importing is facilitated, workload of after-event data electronization is also reduced, and probable mistakes and omissions of the inspection results are decreased. Meanwhile, the system provides a handwritten signature function, non-repudiation the same as paper documents is realized, and a sufficient guarantee is provided for validity and identity of the inspection results.

The invention relates to a swirl partition type ballast water treatment device for a ship, in particular to a device for sterilizing treatment of ballast water in a ship ballast device. The invention aims to provide a swirl partition type ballast water treatment device with good treatment effects for a ship. The device is in a cylindrical shape, and a tunnel column sonochemical ultrasound system (1) is arranged on the top wall of a cylinder; a ballast water inlet (2) is arranged on the side wall near the top wall, and the direction of the channel of the ballast water inlet is the same as that of the tangent on the cross section of the cylinder at the ballast water inlet; the inner diameter of the middle (4) of the cylinder is smaller than the inner diameters of upper and lower parts (3,5), and a plurality of ultraviolet sterilizers (6) are arranged on the inner side wall of the middle of the cylinder; a ballast water outlet (7) is arranged in the side wall of the lower part of the cylinder, and the lower part of the cylinder is communicated with an inert gas tank (8) through a pipeline; the bottom end of the cylinder is sealed, and the upper, middle and lower parts of the cylinder are respectively an initial sterilization area, a strong sterilization area and an emergency sterilization discharge area; and the ballast water outlet is positioned in the emergency sterilization area.

A gas-insulated switchgear includes a sealed vessel filled with an insulating gas, a circuit breaker held in the sealed vessel, and a branch pipe attached to a lower part of the sealed vessel right below the circuit breaker. The branch pipe defines a hand hole for use in inspecting the circuit breaker, provides a place for installing an absorbent container and forms a foreign matter collecting space.

The invention discloses a bridge inspection vehicle which comprises a vertically-distributed middle truss, an upper inspection truss structure is vertically connected to the upper end of the middle truss, a lower inspection truss structure is vertically connected to the lower end of the middle truss, and a first positioning mechanism is installed at the end, away from the middle truss, of the upper inspection truss structure. A second positioning mechanism is installed on the inner side of the middle truss, the upper inspection truss structure comprises a fixed truss, a telescopic truss is slidably connected into the side, away from the middle truss, of the fixed truss, and a telescopic driving mechanism is connected between the telescopic truss and the fixed truss. According to the bridgeinspection device, the telescopic length of the telescopic truss can be controlled through the telescopic driving mechanism, so that the length of the telescopic truss can be adjusted according to the requirements of bridge inspection work, and the bridge inspection vehicle can be positioned at the end of a bridge through an end positioning wheel assembly in the second positioning mechanism; andthe device can be fixed to the upper surface of a bridge through the first positioning mechanism, and the connection stability of the device and the bridge is improved.

Disclosed is a synchronous detector which is convenient to operate and use. The synchronous detector includes a power supply. The power supply includes a direct-current (DC) power supply and an alternating-current (AC) power supply which are mutually connected in a parallel way. A DC indication light is serially connected with a circuit which the DC power supply is in and an AC indication light is serially connected with a circuit which the AC power supply is in. One end of the power supply is electrically connected with an AC-DC converter which is serially connected with a three-phase circuit breaker through a circuit. And a contact point and a signal indication light are serially connected between each phase of the three-phase circuit breaker and the other end of the power supply respectively. Three 1.5V batteries or a 220V AC power supply is selected in the synchronous detector as needed. In use, corresponding yellow, green and red wires are connected at two sides of the circuit breaker or a vacuum tube and the vacuum breaker is switched on step by step so that asynchronous phases can be detected visually through twinkling of bulbs and then adjustment is made until three-phase contacts of the vacuum tube are synchronous. Detection work of maintenance personnel is greatly facilitated.

The invention provides a fully-fabricated direct-current high-voltage insulation tubular busbar joint, and relates to the technical field of insulation tubular busbars. The fully-fabricated direct-current high-voltage insulation tubular busbar joint comprises a connecting base, wherein the right end of the connecting base is fixedly connected with the left end of a connecting terminal; the right end of the inner wall of the connecting base is fixedly connected with a threaded rod; the surface of the threaded rod is connected with a threaded pipe in a sleeving manner; the interior of the connecting base is connected with a fixed plate in the sleeving manner; a through hole is formed in the left side of the fixed plate; a cross rod is arranged inside the through hole in an inserted manner; and the right end of the cross rod is fixedly connected with the left end of the threaded pipe. According to the fully-fabricated direct-current high-voltage insulation tubular busbar joint, through the arrangement of the threaded rod, the threaded pipe, the fixed plate, the through hole and the cross rod, when the cross rod is stressed to rotate, the cross rod drives the threaded pipe to rotate, and the inner wall of the threaded pipe moves rightwards slowly along the threaded rod, so that the cross rod and the threaded rod are fixed together to play a connection role, the operation is simple,and the joint is convenient to dismount and mount.

The invention discloses an automatic blank storage conveying line of ceramic closestools. The automatic blank storage conveying line of the ceramic closestools comprises inlet-outlet line bodies, a first cycle lift, a second cycle lift, an RFID writer, RFID scanners, goods shelves, a storage conveying line, multi-layer lifts, jacking transfer machines, a linear power motor, a linear guide rail, an empty return plate layer, storage layers, a PLC control system, a product outlet, a manipulator, a tool plate and photoelectric switches. Automatic reading and automatic recognition of product categories and automatic counting of a product number can be achieved, automatic conveying, classifying and storage of products onto different columns and layers of the line bodies can be achieved, related information like product names, product types, storage numbers of the products and storage positions of the products is fed back to the PLC control system, the PLC control system automatically builds data information, so that work sampling is facilitated, more than half of the storage space is saved, a kiln portion can conduct production without stop for 24 hours, products are discharged at any time at the subsequent procedure, and the production efficiency and capacity are high.

The invention discloses an examination device for gynecological nursing, which comprises a fixed rod, a first connecting rod, a first supporting plate, a guide groove, a spring, a sliding rod, a second connecting rod, a second supporting plate, a connecting pipe, an air bag, an exhaust pipe and a regulating valve, the gynecological nursing examination device has the advantages of ingenious structure, powerful function and simple operation, can fix the state when the vagina of apatient is opened, thereby being convenient for a medical person to carry out corresponding examination work for the patient, not only the working intensity of the medical person is reduced, but also the treatment progress of the patient is guaranteed.

The invention discloses a novel dry fully-prefabricated assembled concrete frame connecting system, including beam-column dry ductile connections and inter-column dry connections. Each beam-column dryductile connection is mainly composed of a prefabricated concrete column, prefabricated concrete beams, connecting bolts, section steel connecting end plates, embedded steel liner plates, prefabricated concrete beam end anchor plates and embedded steel liner plate anchor bars. Each inter-column dry connection is mainly composed of an upper prefabricated concrete column and a lower prefabricated concrete column, upper high-grade concrete reinforcement blocks and lower high-grade concrete reinforcement blocks, and an upper column end steel plate and a lower column end steel plate used togetherwith the columns and reinforcement blocks. The frame connecting system of the invention has the advantages of simple structure, reasonable structure and common materials. Meanwhile, by using the mature concrete structure and steel structure engineering technology, the frame connecting system has reliable performance, works stably, and can be widely used in various structural engineering.

The invention discloses a CT image diagnosis device. The device includes a bottom plate and a scanner, the bottom of the bottom plate is fixedly connected with a supporting frame, a first mounting groove penetrating left and right is formed in the upper surface of the bottom plate, a mounting plate is arranged in the first mounting groove, and a pushing device matched with the mounting plate is arranged in the first mounting groove; and a second mounting groove is formed in the upper surface of the mounting plate, a first rotating shaft and a second rotating shaft which are horizontally arranged are rotatably connected to the inner side wall of the second mounting groove, and the end, away from the first rotating shaft, of the second rotating shaft penetrates through the second mounting groove and extends rightwards. According to the device, the second rotating shaft, a pillow plate and a servo motor cooperate with each other, the servo motor can drive the second rotating shaft to rotate, and the second rotating shaft can drive the pillow plate to rotate when rotating so as to drive the head of a patient to slightly deflect towards one side, so that the scanner can start scanning work conveniently, convenience is brought to examination work of doctors and scanning work of the scanner, and the disease diagnosis efficiency is improved.

The embodiment of the invention provides a starting judgment method and device for a processor, and is applied to a base station. The processor is positioned in the board card of the base station, andthe board card comprises a CPLD (Complex Programmable Logic Device). The method comprises the following steps that: after a board card reset starting operation is carried out, the CPLD judges whetherthe processor is successfully started or not; and if the processor fails to be started, triggering the processor to execute the reset starting operation again. In the embodiment of the invention, thestarting judgment method for the base station processor is set in the CPLD contained in the base station, and after the base station board card reset starting operation is triggered, whether the basestation processor is successfully started or not is judged; and if the processor fails to be started, the processor is triggered again to execute the reset starting operation until the base station processor is successfully started so as to greatly improve the starting success rate of the base station processor, the reliability and the success rate of base station starting are greatly improved, and the monitoring vulnerability of a watchdog is made up.

The invention discloses a surface quality inspection device for cylinder workpieces. The surface quality inspection device comprises a base plate, a mounting plate, an inspection platform and a driving mechanism, wherein the inspection platform is located on the front side of the base plate, and the driving mechanism is located on the rear side of the base plate and is connected with the mounting plate; a buffer mechanism is mounted between the base plate and the mounting plate and comprises a buffer rod, a buffer spring and a mounting sleeve, the upper end of the buffer rod is connected with the mounting plate, the lower end of the buffer rod is connected with the base plate, and the buffer rod is sleeved by the buffer sleeve; and an inspection mechanism is arranged on the mounting plate and comprises a measuring instrument, a connecting rod and an inspection sensor, the measuring instrument is fixedly mounted on the mounting plate and is connected with the connecting rod, and the connecting rod is connected with the inspection sensor. The surface quality inspection device is simple in structure, scientific, convenient, strong in pertinency and high in automation degree, the inspection is precise, the inspection efficiency is substantially improved, the yield of sub-quality products is decreased, and the problem of the surface quality inspection of the cylinder workpieces is well solved.

The invention discloses an intelligent electric power cabinet which comprises a main body structure, a heat dissipation mechanism, a support mechanism, an electrical component mechanism and a control mechanism. The main body structure comprises an electric power cabinet body, a first round hole, a storage grid, a cabinet door and a side hole. According to the invention, the interior of the main body structure can be rapidly cooled through a refrigerator, moisture in the main body structure can be rapidly dried through a hot air blower, the humidity and the temperature on the electrical component strip can be detected in a large area by connecting a humidity sensing line and a temperature sensing line to the detector so that the detection data is more accurate, and the control mechanism is connected with the detector through a wire; and data detected by the detector can be transmitted to the control mechanism so that the inspection work of a worker is facilitated, the waste of electric power resources during long-term work of the refrigeration mechanism is avoided, and the temperature and humidity conditions in the main body structure can be intelligently mastered and controlled.

The invention belongs to the design technology of aircraft mechanical systems, and relates to an installation structure of air cylinders on board an aircraft. The utility model relates to an aircraft gas cylinder horizontal direction single clamp installation structure, which is composed of a gas cylinder, a front support, a rear support and a clamp. The neck of the gas cylinder is firmly supported by the front bracket and clamped to prevent its displacement. The bottom of the gas cylinder is limited by the rear bracket with wrapping function to prevent its axial and circumferential displacement. After the gas cylinder is pushed into the rear bracket, the gas cylinder can be clamped on the front bracket with a clamp. When disassembling, it is only necessary to loosen the clamp on the front bracket, and the gas cylinder can be directly pulled out from the bracket.

The invention provides a high-pressure three-dimensional water-jet oil tank cleaning device. The high-pressure three-dimensional water-jet oil tank cleaning device comprises a cleaning device and a blow-drying device, wherein the cleaning device comprises a clean water tank, the outlet of the clean water tank is connected with a plunger pump inlet through a water outlet pipe, the outlet of the plunger pump is connected with a hydraulic control loop, the outlet of the hydraulic control loop is connected with a high-pressure three-dimensional rotating spray nozzle arranged in an oil tank through a high-pressure water supply pipe; the blow-drying device comprises an air gun and an electromagnetic valve arranged on the air inlet pipe of the air gun, a switch is arranged on the handle of the air gun and the switch is connected with the electromagnetic valve through a control circuit. The device can simultaneously complete the cleaning and blow-drying of the oil tank, foreign matters such as oxide scales, steel balls and welding slags are taken away by using high-pressure water flows, then the oil tank is blow-dried after cleaning is completed, the requirement on the cleanness of the oil tank is satisfied, the water scale caused by residual cleaning solution is reduced, the working conditions of operators are greatly improved and the occupational injuries of the operators are effectively avoided.

A front part of a body of an automobile comprises a front pillar 8 constituting a middle side portion in the longitudinal direction of the body 2, an apron member 15 projecting forwardly from the front pillar 8, a radiator support 16 to constitute a front end of the body 2, a coupling member 17 with one end 17a thereof coupled with a projecting end of the apron member 15 and the other end 17b coupled with the radiator support 16, and a head lamp 19 which is arranged above the coupling member 17. The other end 17b of the coupling member 17 is coupled with a middle portion in the vertical direction of the radiator support 16.

The invention discloses an overhaul device of a steam turbine of a thermal power plant. The overhaul device includes at least two support bases, each support base includes two rollers with parallel axes, the rollers are used for supporting the steam turbine in cooperation with the outer circumferential faces of steam turbine core shafts, the rollers are mounted on the support bases through screw slider mechanisms, and the screw slider mechanisms are used for adjusting the distance between the axes of every two corresponding rollers and are used for being matched with the steam turbine core shafts with different diameters. At least one of the support bases is provided with a sliding pair used for adjusting the distances between the support base and other support bases. The paired rollers are arranged to be used for supporting the steam turbine core shafts, the steam turbine can be more stably supported from multiple points, supporting of the rollers can achieve matched transmission of the rollers and the steam turbine core shafts, the angle of the steam turbine is adjusted, and the effect of obtaining the best overhaul angle is achieved.

The invention discloses a multifunctional tree climbing mechanism. The multifunctional tree climbing mechanism comprises a slideway, sliding blocks, which move on the slideway, and mechanical grippersinstalled on the sliding blocks, wherein the mechanical grippers hold a trunk, and are driven by the sliding blocks to climb the trunk; a pesticide spraying device is arranged on the top of the slideway, and is used for spraying a pesticide onto a tree; a sawing device is arranged on a side portion of the slideway, and is used for conducting trimming work on the tree; and a camera is installed ona side portion of the slideway, and is used for monitoring a working site. The multifunctional tree climbing mechanism can feed back conditions in real time, thus supervision is facilitated, workingis safe and reliable, and work of climbing trees for check, spraying pesticides and conducting trimming can be conducted on the trees with different heights and thickness. By means of the multifunctional tree climbing mechanism, the requirements of urban tree check work of continuation, standardization, intelligence and less manpower can be well met, working is made to be more convenient, the reliability and the working efficiency are improved, the labor cost is saved, time and energy are saved, and the working strength is reduced.

The invention provides a hip lifting and sterile sheet laying device for a gynecological operating bed. The hip lifting and sterile sheet laying device comprises a bed body, wherein the bed body comprises a fixed part at the front portion and a movable part at the rear portion, and the fixed part and the movable part are connected through a rotating shaft; a first sterile sheet storage barrel is arranged at the tail end of the movable part of the bed body, the first sterile sheet storage barrel is used for storing a first sterile sheet and can be used for supporting the feet of a patient, a hip lifting plate is arranged on the fixed part of the bed body, leg supporting plates are arranged on the two sides of the rear portion of the hip lifting plate, a second sterile sheet storage barrel is arranged between the two leg supporting plates, and the second sterile sheet storage barrel is used for storing a second sterile sheet. The hip lifting and sterile sheet laying device can realize replacement and laying of a bed sheet or a sterile sheet after lifting of the hip on the gynecological operation bed and laying of a sterile sheet at private parts.

The invention belongs to the technical field of electrical equipment, and particularly relates to an alternating-current low-voltage power distribution cabinet. The cabinet comprises an outer cabinetbody, an inner cabinet body and a movable grid. The outer cabinet body and the inner cabinet body are both rectangular cavity type structural bodies with openings in the single sides. The inner cabinet body is fixedly connected into an inner cavity of the outer cabinet body; a closing door is hinged to one side of the opening of the outer cabinet body; first sliding grooves are formed in the two sides of the inner cabinet body. The first sliding groove penetrates through the inner cabinet body; and the movable grid is of a rectangular columnar structure. According to the invention, by utilizing the flexible change of the mounting plate and the movable grid, the distance between the power distribution modules mounted on the bearing plate can be freely adjusted, and when the power distribution modules are inspected and maintained, the distance between the power distribution modules can be effectively changed by flexibly changing the positions of the movable grid and the movable plate; meanwhile, when the power distribution cabinet cannot effectively move on the same plane, the three-dimensional motion of the power distribution module is effectively utilized, so that the inspection and maintenance work of the power distribution cabinet is more convenient.

The invention discloses a line patrol system based on wireless communication. The line patrol system comprises a line patrol information collection and processing module, a line patrol client, a management server and a control center client, wherein the line patrol information collection and processing module and the line patrol client are used for outdoor line patrol; the line patrol information collection and processing module is used for collecting and processing line patrol information; the line patrol information can be checked in real time through the line patrol client, and subsequent processing is carried out on the line patrol information; the line patrol information collection and processing module is used for transmitting the line patrol information to the management server in a wireless communication manner; and the management server is used for sending corresponding line patrol information according to a client of the control center client. According to the line patrol system based on wireless communication provided by the invention, the line patrol data can be transmitted in the wireless communication manner, simultaneously line patrol people can see line patrol images through the line patrol client in real time, and simultaneously the position of the line patrol people can be accurately positioned.

The invention relates to the technical field of neurology, and discloses a limb lifting device for neurology examination. The limb lifting device comprises a bottom plate, a mounting box is arranged at the top of the bottom plate, the top of the mounting box is open, a mounting screw rod is rotatably mounted on the inner wall of the bottom of the mounting box through a mounting bearing seat, and a driven bevel gear is fixedly connected with the outer surface of the mounting screw rod. An electric push rod is started to effectively control a supporting plate to ascend and descend to the approximate height, then a force application knob is used for effectively controlling a driving bevel gear to pull the mounting screw rod to rotate, rotation of the mounting screw rod enables a threaded plate to move up and down under limiting of a fixing ring, the threaded plate moves up and down to achieve the effect of adjusting the supporting height in a high-precision mode through threaded transmission, so that the adjusting speed and the adjusting precision of the limb lifting height are guaranteed, and the effect of facilitating neurology examination work is achieved.

The invention discloses an intelligent stacking machine for concrete test pieces, and particularly relates to the technical field of stacking equipment. The intelligent stacking machine for the concrete test pieces comprises a base and a supporting frame, wherein lead screws are rotationally connected into the supporting frame; a lifting platform slidably connected with the two sides of the supporting frame is in threaded connection onto the lead screws; the lifting platform is slidably connected with a stretching plate; a driving motor is arranged on the stretching plate and is wrapped by a conveying belt; the conveying belt is wrapped by a rotating shaft; pneumatic push rods are arranged on the stretching plate; push plates are arranged on the pneumatic push rods; a transmission box is arranged at the top of the supporting frame; a support and first chain wheels are arranged in a transmission box; a transmission motor is connected onto the support through bolts; a second chain wheel is arranged on the transmission motor; chains are connected between the second chain wheel and the first chain wheels; and multiple electronic limit switches used for limiting movement of the lifting platform are distributed on the supporting frame at equal intervals. By the adoption of the technical scheme provided by the invention, the problem that the labor intensity of existing concrete test piece stacking work is large is solved, and the intelligent stacking machine for the concrete test pieces can be used for automatic stacking of the test pieces.

The invention discloses a three-dimensional ultrasonic scanning diagnosis and treatment instrument. The diagnosis and treatment instrument comprises a box body. Through holes are arranged on the surface of the box body. Stool legs are arranged in the through holes. One ends of the stool legs are fixedly connected to a stool surface. An elastic sponge pad is installed on the stool surface. A clamping strip is installed at the bottom end of the stool surface. Clamping grooves are arranged between the through holes. A fixing belt is installed below the clamping grooves. One end of the fixing beltis fixedly connected to a fixing ring. A fixing plate is installed above the clamping grooves. A hook is fixed connected to the surface of the fixing plate. The invention relates to the technical field of medical devices. The three-dimensional ultrasonic scanning tester is firm in structure and simple in operation. A stool can be placed on the diagnosis and treatment instrument, thereby facilitating usual storage and reducing the occupying space. The diagnosis and treatment instrument is more convenient to move, thereby saving time that medical staff carry the stool, and improving work efficiency of medical staff. The height of the stool legs and angle of a display screen can be adjusted based on requirements of users, so that the tester is more humanized and meets market needs.