32results about How to "Reduce work content" patented technology

The utility model discloses a steel pipe jacking device, which relates to the field of mechanical engineering installation, and comprises a main body, a bracket and a pushing piece, the bearing assembly comprises a clamping piece, a pressing piece and a connecting piece; the moving assembly comprises a rotating part and a clamping part, a steel pipe is supported through the main body, the bearing assembly clamps the steel pipe after the steel pipe descends to achieve preliminary fixing, the clamping function of the moving assembly is unlocked while the bearing assembly fixes the steel pipe, the steel pipe can move horizontally after being fixed, the pushing part starts to push the steel pipe to advance, and the steel pipe is fixed through the clamping part. And the steel pipe is gradually clamped into the pipe to be jacked, so that the working content of workers is reduced, the efficiency is improved, and the construction cost is reduced.

The application provides a kind of multi-point corrosion identification method based on sliding window dynamic time warping error driving, comprising: establishing the electric field simulation model of surface underwater structure in the corrosion structure to be measured based on physical modeling software;Determine the spatial topology matrix corresponding to the external region of underwater corrosion structure;Extract the corrosion characteristic signal formed by electric dipole induced electric field, and build the corrosion characteristic data set containing all reference points from the corrosion characteristic signal;Error topology matrix is calculated using SW-DTW method, and the multi-point corrosion identification model of target corrosion structure is obtained based on the error participation of optimization algorithm and the alternating optimization strategy;The underwater potential signal of the corrosion structure to be measured is input into the multi-point corrosion identification model of target corrosion structure, and the multi-point corrosion identification result of target corrosion structure is output.The application combines error matrix and optimization technology, and can efficiently and accurately identify the multi-point corrosion area of the surface of underwater metal structure.

The spinning machine with the flanging device comprises a workbench, the top of the workbench is fixedly connected with a first vertical plate, and one side of the first vertical plate is fixedly connected with a first rotating motor. According to the device, through the arrangement of the workbench, the first vertical plate, the first rotating motor, the rotating column, a telescopic sleeve plate, a derivative plate, a small motor, a flanging die column, a spinning die column, a second vertical plate, a second rotating motor, a mounting disc, a telescopic side column, a suction cup, air exhaust equipment and an air exhaust pipe, the pressing machine can be used more conveniently, and a part subjected to pressing can be flanged; therefore, a worker does not need to apply pressure to the part and then perform flanging through other flanging equipment, the working content of the worker is reduced, the working complexity of the worker is reduced, the working speed of the whole work is increased, the working efficiency of the whole work is reduced, and long-term use of the spinning machine is facilitated.

This utility model discloses a concrete mixer truck tank with a cleaning function, belonging to the field of concrete mixer trucks. It includes a support frame, with a mixing motor fixedly connected to one side of the support frame. The output shaft of the mixing motor is fixedly connected to a mixing tank via a coupling. An extended circular opening is fixedly connected to one side of the mixing tank, and a large bearing is fixedly connected to the outer wall of the extended circular opening. Through the arrangement of the support frame, mixing motor, mixing tank, extended circular opening, large bearing, external block, electric push rod, upper plate, connecting plate, brush plate, and support plate, the concrete mixer truck tank becomes more convenient to use. After use, the surface of the tank can be cleaned, eliminating the need for manual cleaning by workers, reducing workload, lowering the risk of accidents, speeding up subsequent work, and improving work efficiency.

The present invention relates to the field of artificial intelligence technology, and provides a method for automatically generating test cases based on enhanced RAG, including extracting text from system documents, and dividing the extracted text into text segments to form text vectors, which are stored in a vector database; a local first language model generates corresponding triples, which are stored in a knowledge graph database; the system documents are directly handed over to the local first language model, and the article outline is extracted and stored in a relational database; according to the test case requirements input by the user, text segments, triples and article outlines related to the test case generation are obtained and sent to the local second language model; the second language model automatically generates specific test cases and detailed test case documents based on this information. The present invention can realize the automatic generation of test case books to reduce the work content and improve work efficiency.

The present invention relates to the technical field of carton recycling, and proposes an anti-jamming waste carton crushing and recycling device, including the base sliding through the rear end of the second connecting rod, the second ring fixedly connected to the inner wall of the box, the rolling shaft fixedly connected to the inner wall of the box, the first ring is provided with a spring and the two ends of the spring are respectively fixedly connected to the first ring and the first sliding block, the second connecting rod is provided with a spring and the two ends of the spring are respectively fixedly connected to the second ring and the base, with the lifting rod moving forward, the movement of the lifting rod causes the rolling shaft to rotate, the inclination angle of the unloading plate changes, the inclined surface of the unloading plate is larger, the material falls more quickly, and the up and down reciprocating movement makes the material more convenient to transmit and will not pile up. Through the above technical scheme, the problem of preventing materials from piling up in the prior art is solved.

The utility model provides iron core end cover feeding machine belongs to iron core end cover field, including frame, the bottom fixed connection of frame has the motor of adjusting direction, the output shaft of motor of adjusting direction is fixedly connected with iron core end cover storage frame through the shaft coupling, the output shaft of motor of adjusting direction is fixedly connected with electric push rod through the shaft coupling. The utility model discloses the frame, motor of adjusting direction, iron core end cover storage frame, electric push rod, push material arc frame, side plate, side motor, transmission side roll column, conveyer belt, end cover vision correction frame, vertical frame, upper motor, rotating screw column, movable block, spacing long column, electric telescopic long column and magnetic suction end cover feeding compression cover are set up, can provide the effect of cover compression forming for structure, thereby not needing other work equipment to make structure to form, reduces the demand of other work equipment in work, reduces the cost needed in work, improves the work speed of subsequent work, improves the work efficiency of overall work.

The utility model discloses a granulator feeding structure which comprises a workbench, the top of the workbench is fixedly connected with a drying box, the interior of the drying box is fixedly connected with a heating pipe, the interior of the drying box is fixedly connected with an object carrying plate, one side of the drying box is fixedly connected with a hinge, and the other side of the drying box is fixedly connected with a rotating shaft. A movable plate is fixedly connected to one side of the hinge, and a fixing bolt is movably connected to one side of the movable plate. By arranging the workbench, the drying box, the heating pipe, the carrying plate, a hinge, a movable plate and a fixing bolt, the feeding structure can be used more conveniently, objects needing to be granulated can be dried, subsequent object processing is facilitated, the success rate of subsequent granulation is increased, the granulation efficiency of the granulator is also improved, and the practicability is high. And the working content of workers is reduced, the working process of follow-up work is accelerated, and long-term use of the feeding structure is facilitated. The device solves the problem that materials cannot be dried at present.

The present invention relates to the technical field of glass bottle spraying, and more specifically, to a spraying device for glass bottle processing, comprising two bearing seats installed on a conveyor belt, the two bearing seats being penetrated by a same rotating shaft, the rotating shaft being driven by a motor; a holding piece capable of clamping a glass bottle is installed on the rotating shaft; two fixing pieces respectively located on both sides of the holding piece are installed on the rotating shaft; a drying piece capable of drying the glass bottle is installed on the two fixing pieces, a spraying piece is installed on the two fixing pieces, and the spraying piece is located between the two drying pieces; an auxiliary piece in contact with the holding piece is installed on the two fixing pieces. During use, the device can limit the position of the glass bottle and rotate it simultaneously by an electric telescopic rod and a motor, so that the staff does not need to insert the glass bottle into the device, thereby reducing the work content of the staff and indirectly improving the processing efficiency of the glass bottle.

This utility model relates to the technical field of oxygen generation equipment, and discloses a molecular sieve oxygen generation device, including a protective shell. A frame is fixedly arranged around the inner surface of the protective shell. A filter structure is fixedly arranged at the lower front edge of the inner wall of the frame. The filter structure includes a blower. An advanced air filter is fixedly arranged at one edge of the upper end face of the blower. A connecting valve is fixedly arranged at the output end of the advanced air filter. A molecular sieve structure is fixedly connected to the output end of the connecting valve. The molecular sieve structure includes a molecular sieve tower. In this utility model, through the arrangement of a layered molecular sieve filling structure and a gas distribution plate, the layered molecular sieve filling structure consists of molecular sieve layers arranged sequentially from top to bottom. A gas distribution plate is arranged between adjacent molecular sieve layers. The ventilation holes in the gas distribution plate allow the gas to be evenly distributed in the molecular sieve layers, thereby improving the oxygen generation efficiency.

The utility model discloses an automatic feeding and discharging lithium battery cap covering machine which comprises a working table, and the bottom of the working table is fixedly connected with a bottom motor. According to the device, the working table, the bottom motor, the rotating shaft, the connecting column, the discharging motor, the material carrying block, a rotating motor, a rotating frame, a side plate, a side motor, a rotating threaded column, a lifting sleeve plate, a top plate, an edge covering motor, a long column, a rotating edge covering block, a vertical frame, a top motor, a lifting top column, a pressing block and a limiting long column are arranged, so that the lithium battery cap edge covering machine is more convenient to use; according to the automatic feeding and discharging device, automatic feeding and discharging treatment can be carried out in the working process, manual feeding and discharging do not need to be carried out by workers, and therefore the working content of the workers is reduced, the working complexity of the workers is reduced, the working speed of the workers is increased, the production efficiency of overall production is improved, and the working cost of overall work is reduced; and long-term use of the covering machine is facilitated.

The utility model relates to the field of valve rod machining, and discloses a deburring device for valve rod machining, which comprises a bearing plate, the top of the bearing plate is fixedly connected with a vertical plate, one side of the vertical plate is fixedly connected with a motor, and an output shaft of the motor is fixedly connected with a rotary grinding column through a coupler. And one end of the rotary grinding column is fixedly connected with a connecting column. According to the deburring device for valve rod machining, through the arrangement of the bearing plate, the vertical plate, the motor, the rotary abrasion column, the connecting column, the water tank, an air spraying pipe, air spraying equipment and an air suction pipe, the deburring device can be used more conveniently and rapidly, scraps attached to the periphery of a valve rod with burrs taken out can be cleaned away, workers do not need to independently remove the scraps for the valve rod, and the working efficiency is improved. And the working content of workers is reduced, the working complexity of the workers is reduced, the working time of the workers is shortened, the overall machining efficiency of the valve rod is improved, and long-term use of the deburring device is facilitated.

The utility model belongs to the field of assembly type wall bodies, particularly relates to a direct clamping type assembly type wall body system, and aims to solve the problems that the maintenance cost is high and construction wastes are generated as most of the conventional traditional wall body decoration plates are integrally fixed and a large-area wall body needs to be disassembled when local damage is caused, and the assembly type wall body needs to depend on welding, bolt fastening or grouting connection, so that the working procedures are tedious and the construction cost is high. In order to solve the problems of low construction efficiency and low efficiency, the utility model provides the following scheme that the integrated keel installation structure comprises a plurality of clamping type integrated keels, decorative plates are arranged on the two sides of every two adjacent clamping type integrated keels, insertion strips are arranged at the two ends of each clamping type integrated keel in a plugging mode, and installation mechanisms are arranged between the clamping type integrated keels and the decorative plates. Each metal composite decorative plate can be independently disassembled and assembled, when a certain decorative plate is locally damaged, only the plate needs to be independently disassembled and replaced, a large-area wall body does not need to be disassembled, the work content of later maintenance is greatly reduced, and the maintenance cost is reduced.

The invention relates to the technical field of pond weeding devices, in particular to a pond weeding device which comprises a buoyancy base and a motor placed in a welfare base, and the buoyancy base floats on the water surface through a buoyancy piece; the sealing cover part is arranged on the buoyancy seat, and the sealing cover part can fix the motor; the holding piece can be installed on the sealing cover piece, and the angle between the holding piece and the buoyancy base can be adjusted through the sealing cover piece by means of the holding piece; and the connecting piece is mounted on a driving shaft of the motor. In the using process of the device, a worker can directly place the device on the water surface and clean weeds on the water surface of a pond, and the cleaned weeds can be direct; when the weeds fall into water, the workers do not need to clean the weeds again, so that the working content of the workers is further reduced, and the working efficiency of the workers is indirectly improved.

The utility model relates to the field of magnetic ring assembly, and discloses a feeding structure for magnetic ring assembly, which comprises a working table, the top of the working table is fixedly connected with a fixed plate, one side of the fixed plate is fixedly connected with a telescopic column, the top end of the telescopic column is fixedly connected with a push plate, one side of the push plate is fixedly connected with a movable locking plate, and the movable locking plate is fixedly connected with the top end of the telescopic column. The bottom of the movable locking plate is fixedly connected with a clamping column. According to the feeding structure for magnetic ring assembly, through the arrangement of the workbench, the fixing plate, the telescopic column, the push plate, the movable locking plate, a clamping column, a round clamping plate, a telescopic sleeve plate, a top plate, a water storage tank, pressurizing equipment, a pressurizing pipe and a water spraying opening, a magnetic ring can be cleaned before the magnetic ring device is assembled and fed, and the influence of dust attached to the magnetic ring on use of the magnetic ring in the later period is reduced; and workers do not need to manually clean the magnetic rings, so that the working content of the workers is reduced, the working time of the workers is shortened, and the overall assembling and feeding efficiency of the magnetic rings is improved.

The utility model relates to the field of mine production, and discloses a mining automatic grading conveyor with a screening function, which comprises a side plate, one side of the side plate is fixedly connected with a side motor, and an output shaft of the side motor is fixedly connected with a transmission roller through a coupler. According to the mining automatic grading conveyor with the screening function, through the arrangement of the side plates, the side motors, the transmission rollers, the conveying belt, the inner plates, telescopic inner columns, arc-shaped screening plates, baffles, vertical plates, L-shaped plates, collecting frame openings and movable blocks, the mining conveyor can be used more conveniently and rapidly, and the functions of screening and automatic grading conveying can be achieved; and workers do not need to screen and transport the materials through other equipment, so that the working content of the workers is reduced, the dependence on other screening equipment in the working process is reduced, the working cost of the whole work is reduced, the working speed of the whole work is increased, and long-term use of the transport machine is facilitated.

The invention relates to the field of nanofiltration membrane processing, and discloses a membrane component combination device for nanofiltration membrane processing, the membrane component combination device comprises a combination mechanism, the bottom of the combination mechanism is fixedly connected with a storage mechanism, and the bottom of the combination mechanism is fixedly connected with a support mechanism. The combined mechanism comprises a workbench, the top of the workbench is fixedly connected with a lifting sleeve plate, the top of the lifting sleeve plate is fixedly connected with an upper extending plate, and one side of the upper extending plate is fixedly connected with a side motor. According to the membrane component combination device for nanofiltration membrane processing, through the arrangement of the combination mechanism, the membrane component combination device is more convenient to use, a combination inlet of a membrane component can be polished, a worker does not need to polish the component through other polishing equipment, the working content of the worker is reduced, and the working efficiency is improved. And the working complexity of workers is also reduced, the working time of the workers is shortened, and the cost required in work is also reduced.

The utility model provides a kind of photovoltaic energy storage battery pack automatic assembly equipment, belong to photovoltaic energy storage battery pack field, including bottom plate, the top of the bottom plate is fixedly connected with support narrow board, the top of the support narrow board is fixedly connected with side plate, the side of the side plate is fixedly connected with transmission motor, the output shaft of the transmission motor is fixedly connected with transmission roller column by coupling, the outer wall of the transmission roller column is movably connected with conveyer belt.The utility model can provide the effect of fast feeding for photovoltaic energy storage battery pack automatic assembly equipment by setting bottom plate, support narrow board, side plate, transmission motor, transmission roller column, conveyer belt, flow guide plate, support wide board, assembly frame, electric push rod, push plate, limit frame and battery pack shell, so as to reduce the work content of staff, improve the overall work speed of staff, improve the overall work efficiency, which is conducive to the rapid use of equipment.

The utility model relates to the field of yak meat product production, in particular to a yak meat product cutting device which comprises a cutting table, the bottom of the cutting table is fixedly connected with a lower edge plate, one side of the lower edge plate is fixedly connected with a telescopic sleeve plate, and the top of the telescopic sleeve plate is fixedly connected with a cutting frame. According to the yak meat product cutting device, through the arrangement of the cutting table, the lower edge plate, the telescopic sleeve plate, the cutting frame, a side motor, a connecting column, a rotary cutting piece, a side lower plate, a telescopic lower column and a millstone, the yak meat product cutting device can be used more conveniently, and cutting blades can be polished; and after the cutting blade is passivated, a worker does not need to manually polish or replace the cutting blade, so that the working content of the worker is reduced, the working complexity of the worker is reduced, the working process of subsequent work is accelerated, the working speed of overall work is increased, and rapid use of the cutting device is facilitated.

The invention relates to the field of alloy metal pipes, and discloses an alloy metal pipe bending device which comprises a bending mechanism, the top of the bending mechanism is fixedly connected with a clamping mechanism, the bottom of the bending mechanism is fixedly connected with a moving mechanism, and the bottom of the bending mechanism is fixedly connected with a stable supporting mechanism. The bending mechanism comprises a workbench, the top of the workbench is fixedly connected with a short vertical plate, one side of the short vertical plate is fixedly connected with a lower connecting column, and one end of the lower connecting column is fixedly connected with a fixed bending disc. According to the bending device for the alloy metal pipe, by arranging the bending mechanism, the bending device can be used more conveniently and quickly, and metal can be bent after being heated, so that the bending difficulty of the alloy metal pipe is reduced, the probability of failure of the alloy metal pipe during bending is reduced, the number of produced defective products is also reduced, and the production efficiency is improved. And therefore, the cost required in work is reduced, and long-term use of the bending device is facilitated.

The utility model relates to the industrial field, and discloses a smelting impurity removal device for non-vacuum copper smelting, which comprises an upper plate, the top of the upper plate is fixedly connected with an outer frame, the inner wall of the outer frame is fixedly connected with a smelting heating column, the outer wall of the smelting heating column is fixedly connected with an inner frame, and the bottom of the inner frame is movably connected with a drawing plate. The bottom of the upper plate is fixedly connected with a lower limiting frame. According to the smelting and impurity removing device for non-vacuum copper smelting, through the arrangement of the upper plate, the outer frame, the smelting heating column, the inner frame, the drawing plate, the lower limiting frame and the movable filter screen, the smelting and impurity removing device is more convenient to use, a filter component of the smelting and impurity removing device can be replaced, and when the filter component is damaged, the whole device does not need to be replaced; and therefore, the subsequent use cost of the smelting and impurity removing device is reduced, the overall service life of the smelting and impurity removing device is prolonged, the use efficiency of the smelting and impurity removing device is improved, and long-term use of the smelting and impurity removing device is facilitated.

The present invention relates to a chair mechanism of a medical spine corrector, comprising a base and a spine corrector mounting position arranged at the side end of the base, the base being provided with a slot on one side away from the spine corrector mounting position, and a receiving plate, the receiving plate being slidably installed in the base through a guide member, a support plate being installed on the receiving plate through a lifting structure, a correction auxiliary structure being installed on the support plate, the lifting structure being connected to a driving structure installed on the receiving plate, a mounting slot being provided in the base, a pushing structure being installed on the inner side of the mounting slot, the pushing structure being connected to the lifting structure through a transmission structure, and the height during lifting is also different, and the transmission relationship between the transmission sleeve and the lead screw can be adjusted so that when the support plate is lifted by the lifting structure, the lead screw can be driven to rotate at the same speed when lifted to any height, so that the lead screw can drive the receiving plate to move to the end of the stroke when rotating.

The present invention discloses a sensor distribution device for gas collection effect detection, including a mounting plate, an electric telescopic rod is fixedly connected to the mounting plate, a rotatable storage box is provided below the electric telescopic rod, and a winding assembly is connected to the storage box. When the gas sensor in the present invention is working, the relevant data can be transmitted to the background data through the control box, so that it is convenient for the staff to understand the relevant data. At the same time, the device can start the electric telescopic rod at a fixed time. When the electric telescopic rod is working, the height position of the gas sensor can be changed. At the same time, the device starts the driving motor at a fixed time, so that it is convenient for the staff to adjust the direction position of the gas sensor, which is convenient for the gas sensor to detect gases in different positions, further reducing the number of gas sensors installed, thereby reducing the production cost.

The invention relates to the field of rubber roller processing, and discloses a rolling shaft slotting device for rubber roller processing, which comprises a slotting mechanism, the bottom of the slotting mechanism is fixedly connected with a storage mechanism, the bottom of the slotting mechanism is fixedly connected with a lifting mechanism, the slotting mechanism comprises a workbench, the top of the workbench is fixedly connected with a vertical plate, and the vertical plate is fixedly connected with the bottom of the workbench; the top of the vertical plate is fixedly connected with a top plate, and the top of the top plate is fixedly connected with a first top motor. According to the rolling shaft grooving device for rubber roller machining, the grooving mechanism is arranged, so that the rolling shaft grooving device is more convenient to use, chippings attached to a groove after a rolling shaft is grooved can be conveniently removed, workers do not need to manually assist in removing the chippings in the groove, the working content of the workers is reduced, and the working efficiency is improved. And the working complexity of workers is reduced, the overall machining speed of the rolling shaft is increased, and long-term use of the grooving device is facilitated.

A sample detection device for high-performance chinlon spinning relates to the technical field of sample detection for spinning and comprises a reel part for clamping high-performance chinlon textiles, a pressing friction part and a supporting and collecting part, the scroll part for clamping the high-performance chinlon textile, the pressing friction part and the supporting and collecting part are respectively attached to a preset mounting area on the ground through a fastening mechanism; the reel part for clamping the high-performance chinlon textile is used for fixing a sample for the high-performance chinlon textile, so that the sample for the high-performance chinlon textile can be conveniently collected and released; the pressing friction part is used for polishing a sample for high-performance chinlon spinning, and then recording is carried out by manually observing specific conditions; the supporting and collecting part is used for supporting the bottom, cutting off the used sample and then collecting the sample when the sample for high-performance chinlon spinning is polished; according to the device, the detected high-performance chinlon textile samples are automatically collected, so that secondary identification and treatment of waste products by workers are facilitated, the working content is reduced, and the working efficiency is improved.

The utility model discloses a surface cleaning device for a display cabinet, and relates to the technical field of the surface cleaning device for the display cabinet, the surface cleaning device for the display cabinet comprises supporting blocks, two groups of connecting assemblies are arranged between the two groups of supporting blocks, locking bolts are arranged at two ends of one group of connecting assemblies, nuts are sleeved outside the two groups of locking bolts, and the two groups of connecting assemblies are connected through the nuts. A first power assembly is fixedly installed on the lower surface of one connecting assembly, and a rotating shaft of the first power assembly is connected with the threaded rod. When the two sets of cleaning structures complete cleaning work at one position, two sets of locking bolts can be rotated upwards firstly, then the positions of two sets of connecting assemblies in two sets of supporting blocks are moved, and after the two sets of locking bolts are moved to the proper positions, the two sets of locking bolts are rotated downwards till the positions of the connecting assemblies are fixed by the two sets of locking bolts; in this way, different positions of the surface of the display cabinet can be cleaned, and all the positions of the surface of the display cabinet can be cleaned through the operation.

The invention relates to the technical field of medical instruments, in particular to a skin-friendly maternal and infant contact fixing device used after cesarean section and a using method, the skin-friendly maternal and infant contact fixing device comprises a conical base plate, and is characterized in that a plurality of rollers are arranged on the lower surface of the conical base plate at equal intervals, and a supporting column rod is fixedly connected to the axis of the upper surface of the conical base plate; according to the infant fixing device, two structures of the fixing device and the supporting and fixing device for the puerpera provide convenience for maternal and infant contact or follow-up care of the puerpera in a nursing room, and compared with an infant fixing mode, the fixing structures of different modes better fit the actual use state, the harm of body injury caused by extrusion when the fixing device fixes and limits the infant is avoided, and the practicability is high. The turnover type structure can also provide enough space for the baby, the possibility that the baby cannot breathe smoothly in the modes of supporting on the face, pressing down and the like is different, meanwhile, the device can also reduce the work content of nursing staff, and the situation that medical resources are insufficient is relieved.

The utility model relates to the technical field of solar thermal collectors, in particular to a vacuum tube type solar thermal collector which comprises a thermal collecting tube, a threaded tube is fixedly connected to the outer end of the thermal collecting tube, a movable tube is in threaded connection to the outer end of the threaded tube, a round tube is arranged at the outer end of the movable tube, a rubber block is inserted into the round tube in a sliding mode, and a movable rod is fixedly connected to the upper end of the rubber block. The lower end of the circular pipe is fixedly connected with a nozzle, and the outer end of the circular pipe is provided with a circular block. The end portion of the heat collecting pipe is protected through the movable pipe, during disassembly, the round block needs to be rotated by 90 degrees clockwise, the position of the spray head is adjusted, then a lubricating agent is sprayed to the end portion of the heat collecting pipe through the spray head, the lubricating agent is used for lubricating the end portion of the heat collecting pipe, and finally the heat collecting pipe is rotated to be disassembled from the solar water heater. Therefore, when the heat collector is dismounted, a worker does not need to prepare a dismounting tool and a lubricant in advance, so that the convenience of dismounting the heat collector by the worker is improved, and the working content of the worker can be reduced.