36results about How to "Reduce installation time" patented technology

The invention belongs to the technical field of wind power, and particularly relates to an in-service fan in-situ transformation capacity expansion method. The method comprises the steps of foundation transformation, supporting tower lifting and transformation and generator set replacement. The foundation transformation comprises the steps that anchor rods are installed on an original foundation, reinforcing steel bars are implanted, flange screws are embedded, and concrete is poured so that the foundation face can be enlarged. The transformation of the supporting tower comprises the step of lifting and heightening an original supporting tower so as to adapt to a unit with a larger diameter; the generator set is replaced by installing components with larger power generation capacity on the top of a new tower drum, and the components comprise a cabin, a hub, blades and the like. The method is suitable for transformation and capacity expansion of the old wind power plant, the transformation cost can be greatly reduced, and the wind power generation efficiency is improved.

The utility model relates to the technical field of aluminum alloy doors and windows, and provides a rapidly-installed aluminum alloy door and window which comprises a supporting shell, a sliding groove is formed in one side face of the supporting shell, a first moving plate is connected into the supporting shell in a sliding mode, and a transmission mechanism driving the first moving plate to slide is arranged on the outer surface of the supporting shell. The transmission mechanism comprises two supporting frames fixedly connected to the outer surface of the supporting shell, and compression springs are fixedly connected to the inner side walls of the two supporting frames. According to the aluminum alloy door and window capable of being rapidly installed, when the aluminum alloy door and window is installed, a second moving plate at the bottom of a fixing frame is obliquely inserted into the outer surface of a positioning plate at the lower portion, then the door and window is straightened, a shifting rod is driven to move through external force, the shifting rod drives a moving groove in a first moving plate to slide into the outer surface of a positioning plate at the upper portion, and installation of the door and window is completed; and traditional doors and windows are prevented from being disassembled and assembled through professional tools, the door and window installation time is shortened, and the aluminum alloy door and window installation efficiency is improved.

The utility model provides a quick clamping device for a bridge cover plate, which belongs to the technical field of hoisting tools, and aims to solve the problems that a clamping tool is mounted in a dangerous and narrow environment by a worker before the bridge cover plate is hoisted, the mounting time is too long, and the danger coefficient is too high, the quick clamping device comprises a bottom plate, and a connecting plate is arranged at the edge of the bottom plate; the included angle between the bottom plate and the connecting plate is smaller than or equal to 90 degrees, a top plate is arranged above the bottom plate, a buckle handle is hinged to the upper surface of the top plate, the other end of the buckle handle is hinged to the connecting plate, so that the bottom plate, the connecting plate and the buckle handle integrally form a triangular structure, and one end of the buckle handle extends to penetrate through the connecting plate and is provided with a traction hole. Other tools are not needed, and the installation time of workers is shortened.

The utility model relates to the technical field of bridge construction equipment, and discloses a bridge construction protection device which comprises a fixed base, a connecting assembly is arranged at the top of the fixed base, a moving assembly is arranged at the bottom of the fixed base, and the connecting assembly comprises a balance weight plate fixedly installed at the top of the fixed base. A connecting structure is arranged outside the balance weight plate, the moving assembly comprises second fixing plates fixedly installed on the outer walls of the two sides of the fixing base, moving structures are arranged at the bottoms of the second fixing plates, and the connecting assembly further comprises a protective net box fixedly installed at the top of the fixing base. The connecting structure comprises six groups of first clamping grooves formed in the top of the fixed base, and second clamping plates are mounted in the five groups of first clamping grooves in a clamping manner, so that the purpose of quickly assembling the fence is achieved, the fixing effect between the fences is improved, the protection effect of the fence is enhanced, the use convenience of the device is improved, and the mounting time of the device is shortened; and the use experience of the device is optimized.

The invention provides a display interface module and an LED display system. The LED display system comprises an LED display module, a sending box, an interface card and a display interface module. An interface unit in the display interface module can synchronously receive a power signal and an LVDS signal, and an output unit can synchronously transmit the power signal and a TTL signal, so that compatibility of signal transmission and power transmission is realized, the number of wires and operation steps for field installation are effectively reduced, and human resource investment and installation time consumption are reduced; meanwhile, the signal conversion unit can convert the LVDS signal into a TTL signal, so that the requirement of the LED display module on the TTL signal is effectively met, and the smoothness of signal transmission is ensured; besides, the display interface module comprises a storage unit, the storage unit can be used for storing correction data of the LED display module, an independent correction storage circuit does not need to be additionally arranged on the LED display module, redundant components and circuit design are omitted, hardware cost is reduced, and optimization of a product structure is facilitated.

The utility model provides an integrated heat dissipation device. The integrated radiating device comprises a radiator, a water pump, a water tank and a fan, the radiator and the fan are adjacently arranged, the water pump and the water tank are arranged beside the radiator, the water tank, the water pump and the radiator are connected to form a loop, the integrated radiating device is characterized by further comprising an integrated frame and an air overflow pipe, the radiator and the fan are arranged in the integrated frame, and the air overflow pipe is arranged in the integrated frame. The water pump and the water tank are installed on the side portion of the integrated frame, an air overflow water inlet is formed in the water tank, an air overflow opening is formed in the radiator, and the air overflow pipe is communicated with the air overflow water inlet and the air overflow opening. The cooling device can solve the problem that the inside of a vehicle body is not influenced by the discharged cooling airflow.

The utility model discloses a diaphragm filter relates to diaphragm filter technical field, the utility model discloses a diaphragm filter relates to diaphragm filter technical field, the utility model discloses a diaphragm filter relates to diaphragm filter technical field, the utility model discloses a diaphragm filter relates to diaphragm filter technical field, the utility model discloses a diaphragm filter relates to diaphragm filter technical field, the utility model discloses a diaphragm filter relates to diaphragm filter technical field, the utility model discloses a diaphragm filter relates to diaphragm filter technical field, the utility model discloses a diaphragm filter relates to diaphragm filter technical field, the utility model discloses a diaphragm filter relates to diaphragm filter technical field, the utility model discloses a diaphragm filter relates to diaphragm filter technical field, the utility model discloses a diaphragm filter relates to diaphragm filter technical field, the utility model discloses a diaphragm filter relates to diaphragm filter technical field, the utility model discloses a diaphragm filter relates to diaphragm filter technical field, the utility model discloses a diaphragm filter relates to diaphragm filter technical field, the utility model discloses a diaphragm filter related to diaphragm filter technical field, the utility model discloses a diaphragm filter relates through setting installation part, has solved the diaphragm filter of existing in the use process, is not convenient for assembly and disassembly, leads to equipment installation and maintenance time -consuming and labor -intensive, still can because the cumbersome influence of dismounting process the timeliness of replacing diaphragm, and then reduces the problem of filtration efficiency and the continuous operation ability of equipment.

The invention discloses a photovoltaic energy storage diesel engine comprehensive micro-grid power supply system which comprises a photovoltaic array, an inverter cabinet, a first alternating current confluence cabinet, a second alternating current confluence cabinet, a liquid cooling energy storage alternating current integrated cabinet, an electrical cabinet and an energy management system. The system has the technical effects and advantages that the system is innovative in integrated and modular design; a highly integrated and modular system architecture is adopted, and equipment such as a photovoltaic module, an energy storage battery pack, a diesel generator, an inverter and a controller is integrated into a standardized module; the modules can be flexibly combined and rapidly mounted and dismounted, expansion, upgrading and maintenance of the system are facilitated, the site construction time is greatly shortened, the mounting time is shortened by 30% compared with a traditional non-modular system, and follow-up maintenance work is greatly facilitated.

This utility model relates to the field of distribution box technology, specifically to an assembled distribution box installation structure, including mounting plates fixed to the top and bottom of an embedded groove, two side extension plates horizontally fixed to both sides of the mounting plates, each with corresponding insertion holes on the distribution box, two vertical partitions horizontally fixed side-by-side inside the distribution box, forming an internal groove with the inner wall of the distribution box, and a plug-in part located within the internal groove. The plug-in part includes two plug-in components and a bidirectional lead screw. This utility model, through the cooperation between the mounting plates and the plug-in components, allows for the initial fixing of the two mounting plates to the top and bottom of the embedded groove using expansion screws. Then, the distribution box is inserted between the two mounting plates, and the bidirectional lead screw is rotated to drive the two plug-in components to connect with the mounting plates, achieving the limiting and fixing of the distribution box. This eliminates the need to use mortar to fill gaps for fixing the distribution box, making the installation operation simple and efficient.

The utility model relates to the technical field of rubber pipelines, and discloses a compression-resistant rubber pipeline which comprises a pipeline assembly, a connecting assembly is installed on one side of the pipeline assembly, and by arranging the pipeline assembly and the connecting assembly, mutual supporting and common pressure bearing of all layers are facilitated, burden of a single-layer structure is reduced, external pressure borne by the pipeline is evenly dispersed, and the service life of the pipeline is prolonged. The pipeline is prevented from being flattened or broken in a high-pressure environment, the compression resistance of the pipeline is remarkably improved, and the pipeline can bear higher pressure, so that the service life of the pipeline is prolonged, and the material fatigue and damage risk caused by the long-term pressure effect is reduced; by arranging the pipeline assembly and the connecting assembly, construction personnel can greatly shorten the installation time, improve the construction efficiency and reduce the influence time on production and life caused by the installation operation by means of the rapid connection characteristic of the pipeline assembly and the connecting assembly.

The utility model provides a split type shock absorber, which relates to the technical field of shock absorbers and comprises a fixing plate, a first telescopic ring and a second telescopic ring are arranged on one side of the outer surface of the fixing plate, a motor is fixedly arranged on one side of the outer surface of the fixing plate, and a rotating mechanism for promoting a moving plate to reciprocate is arranged on one side of the output end of the motor. The rotating mechanism comprises a flat driving wheel and a screw rod, a first telescopic ring is arranged on one side of the inner surface of the moving plate, a fixing shaft is fixedly arranged on the other side of the outer surface of the fixing plate, a shifting rod is arranged on one side of the outer surface of the fixing shaft, and a limiting mechanism for promoting a limiting rod to swing is arranged on one side of the outer surface of the shifting rod. The limiting mechanism comprises a moving block and a supporting rod. The motor drives the rotating mechanism to drive, the rotating mechanism drives the first telescopic ring and the second telescopic ring to move through the moving plate, the first telescopic ring and the second telescopic ring drive the first spring and the second spring to adjust, and the effect of adjusting the damping strength according to the requirements of different damper operation environments is achieved.

The invention relates to the technical field of power-on testing of a data center machine room, and provides a dummy load device for power-on testing of a data center machine room, which comprises a load shell, an electrical assembly, a first flat cable assembly and a second flat cable assembly. The load case is provided with a cavity, at least one side of the cavity is provided with a wire arrangement port, the first wire arrangement assembly is located outside the cavity and used for arranging wires outside the cavity, and the second wire arrangement assembly is located inside the cavity and used for arranging wires inside the cavity; and the wire arrangement port is arranged corresponding to the wire arrangement area of the second wire arrangement assembly. Through the arrangement of the first wire arrangement assembly and the second wire arrangement assembly, the first wire arrangement assembly is used for orderly arranging the wires connected with the dummy load device outside the load machine shell cavity, the phenomenon that the wires are arranged in a crossed mode is avoided, and the second wire arrangement assembly is used for orderly arranging the wires connected with the dummy load device inside the load machine shell cavity. Therefore, normal use of the dummy load device is ensured.

The invention discloses a pediatric respiratory tract cleaning device, and relates to the technical field of medical instruments, the pediatric respiratory tract cleaning device comprises an opening mechanism, a medicine delivery and sputum suction mechanism is movably inserted in the inner surface wall of the opening mechanism, and a quick release mechanism is fixedly mounted at the bottom of the medicine delivery and sputum suction mechanism. According to the device, a negative pressure pump sucks outside air through a surface hole of an input pipe I and conveys the outside air into a corresponding storage tank, internal medicine is conveyed to the respiratory tract of a patient, sputum is diluted, the device sucks out the sputum conveniently, then a medical worker pulls a rotary push plate and pushes two control sleeves, and gas in the output pipe I can be discharged through the surface hole; the sealed first input pipe can pump diluted sputum into the other storage tank through the second input pipe, medical staff can control the device to carry out medicine feeding and sputum suction according to the actual illness state of a patient and the like, the sputum suction efficiency and the treatment effect are improved, and the situation that due to the poor sputum suction effect, sputum suction is difficult, and the sputum suction effect is poor can be prevented. And the pain of the patient during sputum suction is increased.

The utility model discloses a kind of quick feeding device of folding machine, it is related to folding machine technical field, to solve the problem of more troublesome replacement of raw material of existing folding machine, its technical scheme main point is: including rack, track, handle and carousel, track, handle and carousel are provided with two sets, handle is movably arranged on rack, and can form limiting to track area, handle is provided with limiting piece, multiple limiting grooves for limiting piece embedding are opened in carousel, multiple first abutting rollers are rotatably arranged on carousel.The utility model discloses a kind of quick feeding device of folding machine, after original material is extracted to end, new material forms rolling under the action of inclined track, and forms abutment under the action of handle, operator pulls handle once, can form new material to push the roller for carrying original material, and form the replacement of once material, shorten the dismounting and installation time length when carrying out material replacement.

The utility model belongs to the electromechanical engineering technical field, concretely speaking is a kind of electromechanical installation pipeline equipment, including bottom plate;The bottom plate end portion is rigidly connected with support frame;Support frame side wall is rigidly connected with pentagonal connecting frame;Pentagonal connecting frame side wall is rigidly connected with winding kun correspondingly;Pentagonal connecting frame end portion is rigidly connected with connecting wire disc rod;Connecting wire disc rod end portion is equipped with multiple groups of rotary grooves;Rotary groove side wall is rigidly connected with rolling bearing;Rolling bearing inner side wall is rigidly connected with threading disc;Rotary groove side wall is rotatably connected with threading disc;Threading disc end portion is equipped with multiple groups of threading hole;Threading hole is different radius setting;Through the cable realization corresponding individual threading setting, avoid multiple cable winding when using, reduce the installation time and rework caused by winding, simultaneously, each group of threading structure can make the cable of different radius size threading operation, satisfy the mixed wiring demand of complex scene, improve the diversity of on-site use.

The invention relates to a construction method of a complex glass-modeling perforated metal plate double-layer curtain wall, in particular to a steel structure fixing aluminum alloy keel efficient installation structure, a keel and an aluminum alloy curtain wall are fixedly connected through a fixing screw rod, efficient installation is conveniently achieved, the aluminum alloy curtain wall is convenient and fast to install and position, operation is easy, and time used for installation is short. In the metal plate installation technology, an embedded fixing plate is connected with a sealing protection plate and a metal steel plate, so that the connecting position of the metal steel plate is prevented from being exposed to the outside, and the metal steel plate is prevented from being corroded; the welding technology of the lower round steel and the steel structure is achieved by forming the groove, operation is easy and convenient, and installation efficiency is high; the long angle steel is welded to one side of the steel structure girder, the top end of the long angle steel is connected with the short angle steel, an accurate lofting and positioning structure is formed, carrying and construction operation are convenient, large-area lofting is conducted firstly, then accurate positioning is conducted, and a sufficient working face is provided for follow-up installation.

The application provides a temperature sensing probe fixing device, a temperature sensing assembly and an air conditioner. The temperature sensing probe fixing device comprises an elastic steel sheet. The elastic steel sheet has a first state of being straightened and unfolded, and a second state of being automatically curled into a cylindrical shape under pressing. When the elastic steel sheet is curled into a cylindrical shape, an installation space is formed inside the elastic steel sheet, and the installation space is used for fixing and installing the temperature sensing probe. The fixing device of the application uses the elastic steel sheet as a fixing piece of the temperature sensing probe. The elastic energy and the directional triggering mechanism of the elastic steel sheet are used to automatically curl the elastic steel sheet into a cylinder, so as to quickly wrap the pipe body to be measured, and press the temperature sensing probe between the pipe body and the elastic steel sheet. The temperature sensing probe is quickly fixed and installed, the installation time is shortened, and the test and production efficiency is improved.

The buckle comprises a main body and a threaded connection assembly, the main body comprises first protruding parts and a plate, the two sides of the plate are connected with the first protruding parts extending downwards, the middle of the plate is provided with a second protruding part extending downwards, and the second protruding part is connected with the threaded connection assembly. Mounting parts are formed between the first protruding parts and the second protruding parts, and the two first protruding parts are connected through the threaded connection assembly. The first protruding parts and the second protruding parts are arranged on the plate, the two installation parts are formed between the first protruding parts and the second protruding parts, the two installation parts can allow metal strips of the metal wire plate to be inserted and installed in the installation parts, and then the two first protruding parts are connected through the bolts, so that the metal strips are fixed. Therefore, the two metal wire plates are detachably connected together, the metal wire plates are connected in pairs, and then the iron wire cage part is formed.

The application discloses a kind of photovoltaic auxiliary heating components and outdoor electric heating furnace, it is related to photovoltaic panel technical field, including base, fixed mounting has column on base, further include rotating frame, first photovoltaic panel and two second photovoltaic panels, the rotating frame rotation is connected in column;The first photovoltaic panel slidingly connects in column;Two second photovoltaic panels are respectively rotated by pivot and are connected on the first photovoltaic panel, and the rotation stroke of two second photovoltaic panels relative to the first photovoltaic panel all has a coincident station with the first photovoltaic panel and a unfolded station with photovoltaic panel flush;In the sliding process of first photovoltaic panel relative to rotating frame, two second photovoltaic panels are respectively rotated by corresponding linkage assembly from coincident station to unfolded station relative to the first photovoltaic panel, and the rotation of two second photovoltaic panels and the sliding of first photovoltaic panel are carried out simultaneously, facilitate the installation of user while it can shorten installation duration.

The utility model relates to the technical field of motor train units, and particularly discloses a power-concentrated motor train unit window structure which comprises a glass plate group, a mounting window frame, two transverse mounting groups and a longitudinal mounting group, the glass plate group is embedded in one side of the mounting window frame, the two transverse mounting groups are fixedly connected with the mounting window frame respectively, and the longitudinal mounting group is fixedly connected with the mounting window frame. The longitudinal mounting groups are fixedly connected with the mounting window frame and located on one side of the mounting window frame, and each longitudinal mounting group is fixedly connected with the mounting window frame and located on one side of the mounting window frame. The glass plate group is fixed through the longitudinal countersunk head screws and the transverse countersunk head screws, so that the connection of the glass plate group is firm and reliable, meanwhile, the installation time is shortened in the installation process, the installation process is simpler, and replaceability is achieved.

The utility model belongs to the technical field of cleaning machines, and particularly relates to a cleaning machine capable of monitoring cleanliness on line based on TOC (total organic carbon), which comprises a cleaning machine main body, the data processing display screen is used for displaying the water quality cleanliness in real time; the monitoring assembly is used for monitoring water quality in the cleaning machine body and transmitting monitored signals to the data processing display screen, the monitoring assembly comprises a transparent shell installed in the cleaning machine body, and a sampler, an oxidation reactor and a detector are sequentially installed in the transparent shell from left to right; through the arrangement of the monitoring assembly, the cleanliness of water in the cleaning machine main body can be monitored, so that the problem that pollutants still exist when the cleaning machine main body cleans glassware due to the fact that the cleanliness of water in an existing cleaning machine main body cannot be monitored is solved, time and labor are saved, and the cleaning efficiency is improved. And the cleaning efficiency of the glassware is effectively improved.

The utility model relates to the technical field of transformers, and discloses a transformer center point grounding copper bar structure which comprises a main body mechanism and an auxiliary mechanism, the auxiliary mechanism is located below the main body mechanism, and the main body mechanism comprises a connecting bottom plate, a transformer grounding copper bar and a positioning pressing plate. The transformer grounding copper bar is located in the connecting bottom plate, the positioning pressing plate is movably installed at the upper end of the connecting bottom plate, the main body mechanism further comprises an arc-shaped connecting block, a connecting buckle and a connecting clamping groove, and the arc-shaped connecting block is fixedly installed at the left end of the lower end of the positioning pressing plate. According to the transformer center point grounding copper bar structure, by installing the main body mechanism, when grounding connection operation of a transformer center point copper bar is carried out through the structure, a worker can rapidly assemble the copper bar through operation, auxiliary use of other tools is not needed, the installation time of the worker on the copper bar is shortened, and the working efficiency is improved. The connection efficiency of the copper bars is improved, and the use convenience of the structure is improved.

The utility model belongs to the technical field of steel structure operation protection, and particularly relates to a lower protection device for high-altitude steel structure welding operation, which comprises two pieces of symmetrically arranged H-shaped steel, clamping blocks are symmetrically inserted and mounted at the lower parts, close to the outer sides, of the H-shaped steel, and the two clamping blocks are fixedly connected through bolts; through the arrangement of the clamping blocks, the connecting blocks, the supporting plates, the first rotary knobs and the suction cups, the clamping blocks can be effectively fixed to the H-shaped steel through the acting force of the suction cups and the counter-acting force between the H-shaped steel and the clamping blocks, the mode that a traditional device needs to be fixed by welding or punching on the H-shaped steel is changed, the H-shaped steel is effectively protected, and the practicability is high. The main body structure of the H-shaped steel is not damaged, the attributes of the H-shaped steel are reduced, by arranging the protection structure, the fixing assembly, the protection net and the like which are convenient to disassemble, the device is convenient to disassemble and assemble, the installation time in the actual use process is saved, and the use efficiency is greatly improved.

The utility model relates to a wooden door capable of being quickly disassembled and assembled. The wooden door comprises a door frame. The door leaf is matched with the door frame, lifting assemblies used for lifting the door leaf are arranged on the two sides of the door leaf, the lifting assemblies can lift the door leaf to any height, and storage cavities used for storing the lifting assemblies are formed in the two side faces of the door leaf; the connecting assembly is located between the door frame and the door leaf and can enable the door leaf and the door frame to be connected in a hinged mode. The wooden door has the effect of being rapidly disassembled and assembled.

The utility model relates to the technical field of flow monitoring devices, and discloses a flow monitoring device for a valve faucet, which comprises a valve pipeline, the middle of the valve pipeline is fixedly connected with an installation base station, the left side and the right side of the interior of the installation base station are respectively provided with an installation assembly, and each installation assembly comprises a push rod. The push rod is slidably connected to the interior of the mounting base table, one end of the push rod is fixedly connected with a transverse plate, the front end and the rear end of the transverse plate are both rotationally connected with rotating rods, and the ends, away from the transverse plate, of the two rotating rods are both rotationally connected with connecting blocks; and clamping blocks are fixedly connected to the sides, away from the two rotating rods, of the two connecting blocks correspondingly. According to the utility model, the transverse plate is controlled to move through the push rod, the rotating rod rotates when the transverse plate moves, and the clamping block moves along the sliding rod through the transmission motion of the connecting block, so that the clamping block slides out of the slot of the mounting rod, and the monitor can be detached from the mounting base station.

The utility model relates to the technical field of foundation pit protection, and discloses a foundation pit edge protection structure which comprises a first fixing seat, a second fixing seat is arranged on one side of the first fixing seat, a third fixing seat is arranged on one side of the second fixing seat, a protection adjusting assembly is arranged on the first fixing seat, and the protection adjusting assembly comprises a plurality of grooves. A plurality of grooves are formed in the first fixing seat and the third fixing seat respectively, a plurality of sliding grooves are formed in the second fixing seat, steel wire ropes are arranged in the grooves, and connecting rods are symmetrically and movably connected in the sliding grooves; by designing the protection adjusting assembly, the device can be adjusted according to the size and angle of the foundation pit during foundation pit edge protection, so that the device can be suitable for foundation pits with different sizes and angles, the overall practicability and applicability of the device are improved, meanwhile, the installation time of the device can be shortened, and the installation efficiency is improved.

The utility model relates to the technical field of fire-fighting ventilating ducts, in particular to an anti-blocking carbon steel fire-fighting ventilating duct. Comprising a ventilating duct body, an adjusting device is arranged on one side of the inner wall of the ventilating duct body and comprises a fixing plate, the fixing plate is fixedly connected with the bottom wall of the ventilating duct body, a connecting groove is formed in the side face of the fixing plate, and a connecting plate is slidably connected to the inner wall of the connecting groove; one side of the connecting plate is fixedly connected with two fixing rods, and the sides, close to each other, of the two fixing rods are fixedly connected with the same filter plate. According to the anti-blocking carbon steel fire-fighting ventilation pipeline, when the ventilation pipeline is not used, the pipeline opening which is not used can be protected through the adjusting device, and foreign matter is prevented from entering the pipeline opening, so that the situation that the ventilation pipeline is blocked in the using process, and follow-up use is affected is avoided. And the smoke evacuation effect is achieved.

The utility model belongs to the technical field of electric boilers, and relates to a wall-mounted electric boiler which comprises a bearing frame, the surface of the bearing frame is fixedly connected with a first positioning plate and a second positioning plate, a first through hole is formed in the first positioning plate, the first positioning plate is sleeved with a positioning rod through the first through hole, and the second positioning plate is sleeved with a second positioning rod through the second through hole. One end of the positioning rod is fixedly connected with an extension plate, and the surface of the extension plate is fixedly connected with a boiler body. The boiler mounting and dismounting device has the beneficial effects that by arranging a threaded column, a threaded pipe, a positioning groove, a sliding rod, a movable plate, a first positioning plate and a second positioning plate, a boiler body is movably positioned only by inserting a plug pin into the positioning groove, a motor drives the plug pin to be separated from the positioning groove, and the positioning rod is inserted into a first through hole, so that the boiler can be mounted and dismounted in the same way; the mounting and dismounting process is greatly simplified, all operation can be completed by one person, convenience and rapidness are achieved, and the overhauling or replacing efficiency of the boiler body is improved.