36results about How to "The installation method is simple" patented technology

The invention discloses a tunnel energy-saving ventilation linkage comprehensive control system and a mounting method thereof. The tunnel energy-saving ventilation linkage comprehensive control systemcomprises a power supply system and a camera arranged at an inlet of a tunnel, a plurality of CO detectors and a plurality of dust detectors are arranged in the tunnel, and a plurality of jet flow draught fans are arranged at the top in the tunnel. The camera, the CO detectors and the dust detectors are connected with a control system, the control system is connected with the jet flow draught fans, and the power supply system is connected with the jet flow draught fans, the camera, the CO detectors, the dust detectors and the control system. According to the tunnel energy-saving ventilation linkage comprehensive control system and the mounting method thereof, through the camera, the CO detectors and the dust detectors, the vehicle flow, CO and dust are monitored in real time, data are fedback to the control system in real time, the operation condition of the jet flow draught fans is controlled in real time by the control system according to the collected monitoring information, and intelligent energy-saving control of the system is achieved; and all modules are clear in function, environmentally friendly and capable of saving energy, the operation cost of the tunnel in the laterperiod can be effectively lowered, and good application value is achieved.

The invention discloses an installation method for a testing tube used for testing the internal force of a pre-stress tubular pile with a slide micrometer. A testing tube which is required to be installed comprises a plastic casing pipe and a plurality of measuring marks. The installation method comprises the following steps: 1, filling a pre-stress tubular pile with water: the pile core of the pre-stress tubular pile is filled with water after the construction of the tubular pile which is required to test the pre-stress is completed; and a water storage cavity with an opening at the top is formed in the bottom of the pre-stress tubular pile after the bottom of the pre-stress tubular pile is sealed through a steel pipe tip; and 2, installing the testing tube: the testing tube is formed by connecting a plurality of testing tube segments from bottom to top, and every two adjacent testing tube segments are hermetically connected with each other. The installation process of the testing tube is as follows: lowering the testing tube segment at the bottom, joining upwards and lowering the previous testing tube segment, and repeating the step of lowering until the lowering process of all the testing tube segments in the testing tube is completed. According to the invention, the installation method has simple steps and convenience in installation, and requires less construction equipment and low cost; and the testing tube installation has high speed and high quality, so that the problem about installing a testing tube in the pre-stress tubular pile is solved effectively.

The invention discloses a multipurpose linear driver for an electric lifting table and a mounting method of the multipurpose linear driver. The multipurpose linear driver comprises a driving mechanism, a cross beam, a lifting mechanism and a horizontal moving mechanism, wherein boxes are symmetrically arranged on the left side and the right side of the cross beam and connected through a transmission shaft; first power bevel gears are symmetrically arranged at two ends of the transmission shaft, and the horizontal moving mechanism is arranged on the top surfaces of the boxes and connected in the boxes. The mounting method of the multipurpose linear driver comprises the following steps: mounting of the driving mechanism, mounting and positioning of the boxes and the lifting mechanism, mounting of the horizontal moving mechanism, mounting of support bars and operation of the linear driver. Mounting and dismounting of the electric lifting table are facilitated, maintenance is facilitated,and because the electric lifting table is driven by a single drive motor, stability and reliability of the electric lifting table are greatly improved, noise is reduced, transverse movement of the tabletop can be realized, and flexibility of the table in use is enhanced.

The invention discloses a pipeline type water treatment device for a landscape park and an installation method of the device. The pipeline type water treatment device comprises a pipe body and a filtration device, wherein the pipe body is internally provided with a precipitation chamber, a first purification chamber and a second purification chamber in sequence from right to left; a motor is arranged at the right end of the pipe body and is connected with a rotating shaft; a control panel is arranged on the top surface of the first purification chamber; a first partition plate is arranged between the precipitation chamber and the first purification chamber; a second partition plate is arranged between the first purification chamber and the second purification chamber; a height adjusting mechanism is arranged at the bottom of the pipe body. The installation method comprises the following steps: surveying and setting out, installation of the pipe body, installation of the filtration device, pipeline connection, and commissioning, operation and maintenance of the pipeline type water treatment device. The pipeline type water treatment device disclosed by the invention is simple in structure and high in practicability, not only can play an effect of purifying water, but also can be designed according to water qualities, sizes and scales of different landscape parks, and is small in occupied area and low in manufacturing cost. The installation method is simple and flexible and convenient to use.

The invention discloses a household cloakroom cabinet and an installation method thereof. The cloakroom cabinet comprises a rear plate, two side plates, a top plate, a damp-proof bottom plate and carrying plates, wherein the two side plates are fixedly connected to the two sides of the rear plate, the top plate and the damp-proof bottom plate are fixedly connected to the top end and the bottom endof the rear plate respectively, and the carrying plates are horizontally arranged between the two side plates from top to bottom. The installation method of the cloakroom cabinet comprises the stepsof processing of the side plates and the rear plate, processing of the to plate, processing of the damp-proof bottom plate, processing of the carrying plates, installation of a dustproof mechanism andinstallation of the top plate, the carrying plates and the damp-proof bottom plate. According to the cloakroom cabinet, through the design of a dustproof net, accumulation of dust in the cloakroom cabinet can be reduced, and air circulation in the cloakroom cabinet can be realized; attaching strips can be located through clamping slots, and it is convenient to take clothes; the installation method is simple in step and high in practicability; and the requirements for processing and installing dustproof mechanisms of cloakroom cabinets in different sizes can be met, and the dustproof mechanismcan be opened or closed according to an actual application requirement, so that the cloakroom cabinet is flexible and convenient to use.

The invention discloses a flattening device and method for circuit board processing. The flattening device comprises a flattening platform, a flattening mechanism, a dust absorption mechanism and a detection mechanism. The flattening mechanism, the dust absorption mechanism and the detection mechanism are all located on the top surface of the flattening platform, and the dust absorption mechanismand the detection mechanism are located on two sides of the flattening mechanism. A circuit board penetrates through the dust absorption mechanism, the flattening mechanism and the detection mechanismin sequence. The method includes the steps of flattening platform processing, dust absorption mechanism installation, flattening mechanism installation, detection mechanism installation and circuit board flattening detection. According to the flattening device and method for circuit board processing, the circuit board that needs to be flattened can be dedusted, dust is prevented from sticking tothe surface of the circuit board during the flattening process, the circuit board is prevented from wrinkling and unwinding inequality in the manufacturing process, and the processing quality of the circuit board is improved. The flattening detection method of the circuit board is simple in steps, the automatic dust absorption, flattening and scanning of the circuit board can be realized, the phenomenon of wrinkling and unwinding inequality in the manufacturing process can be prevented, and the processing quality of the circuit board is improved.

The invention discloses a blocking device capable of preventing splashing of oil drops of a frying pan and used for an integrated cooker and an installation method. The blocking device comprises a horizontal positioning plate and a moving baffle, the horizontal positioning plate is fixedly connected at top end of a smoke guide supporting frame of the integrated cooker, a T-shaped guide groove is formed in the bottom surface of the horizontal positioning plate, and the moving baffle is slidably connected on the T-shaped guide groove through a horizontal moving mechanism. The installation methodof the blocking device comprises the steps of horizontal positioning plate installation, sliding block installation, moving baffle installation and blocking device trial. According to the blocking device and the installation method, the moving baffle in the blocking device can play a role in blocking so that the scalding oil drops can be prevent from splashing to the skin during cooking by usingthe frying pan, the protection effect is achieved, and meanwhile, normal cooking is not influenced; and for the installation method, the steps are simple, rapid installation and disassembly of the blocking device can be realized, the situation that the oil drops splash to the skin, and then scalding is caused can be prevented, moreover, cleaning is convenient, and practicability is high.

Provided is a steel pipe concrete support installing machine and installing method. The installing machine includes a stepping mechanism, a movable installing rack, a work basket, a rotary installing disc mechanism, a manipulator, a rotary installing disc elevating mechanism, and a rotary installing disc rotary mechanism. The installing machine has the advantages of simple structure, stable performance, good support installation effect, low labor intensity, fast in support installation speed, and high in product assembling quality, and thereby filling the gap of mechanical installation of the steel pipe concrete support.

The invention provides a feeding device of a numerical control machine tool and a mounting method thereof. The feeding device comprises a box body, a supporting plate, a first feeding frame and a second feeding frame, wherein the first feeding frame and the second feeding frame are respectively provided with a first conveying belt and a second conveying belt through carrier rollers, the first conveying belt and the second conveying belt are connected through a driving mechanism, a cleaning mechanism is arranged at the bottom of the supporting plate, and a blocking mechanism is arranged on oneside of the supporting plate. The mounting method comprises the steps of machining of the box body, mounting of the first conveying belt and the second conveying belt, machining and mounting of the supporting plate, mounting of the cleaning mechanism, mounting of the blocking mechanism and trial operation of the feeding device. According to the mounting method, materials can be blocked at intervals according to actual feeding requirements, and the materials can be prevented from falling off the conveying belts; and the mounting method is simple in steps, not only can realize automatic intelligent feeding, but also improve the stability and the reliability of feeding, greatly reduces the labor intensity of manual operation, and further improves the bearing capacity of the conveying belts.

The invention discloses a face recognition camera device for an exhibition hall and an installation method thereof.The face recognition camera device comprises a rotating platform and a stand column, the top face of the rotating platform is connected with the stand column through a positioning mechanism and a hanging mechanism, and a camera mechanism is arranged in the rotating platform and comprises a triangular supporting table, a rotating assembly, an adjusting assembly and a camera assembly. The triangular supporting table is horizontally arranged in the rotating platform, the camera shooting assembly is arranged on the adjusting assembly, the adjusting assembly is connected with the triangular supporting table through the sliding assembly, the rotating assembly drives the adjusting assembly to move along the sliding assembly, and the camera assembly enters and exits from the window. The method comprises the steps of rotating platform machining, stand column machining, camera mechanism installing and camera device assembling. The installation method is simple in step, the installation precision of the face recognition camera device is improved, the stability and reliability of the face recognition camera device can be improved, the face recognition camera device is flexible and convenient to use, and when the face recognition camera device is not used, the camera assembly can be retracted into the rotating platform to play a protection role.

The invention discloses a precise drip irrigation teaching simulation system and an application method thereof. The precise drip irrigation teaching simulation system comprises a box body, a bottom plate and a lifting plate, wherein the bottom plate is fixedly connected to the top face of the box body, the lifting plate is connected to the upper portion of the bottom plate through guide rods, a lifting mechanism is arranged between the lifting plate and the bottom plate, a water storage tank is arranged in the box body, water flow adjusting mechanisms are evenly arranged on the top face of thelifting plate and connected with a water storage tank through a water conveying assembly, each water flow adjusting mechanism is connected with a drip irrigation mechanism through a second water outlet pipe, the second water outlet pipes are connected with the lifting plate through supporting blocks, drip irrigation boxes are evenly arranged on the top face of the bottom plate, and the drip irrigation mechanism is located above the drip irrigation box. The method comprises the steps of box body machining, water flow adjusting mechanism installation, water conveying assembly installation, dripirrigation mechanism installation, drip irrigation box installation and drip irrigation teaching simulation. The precise drip irrigation teaching simulation system is simple in structure, high in control precision of precise drip irrigation and convenient and fast to operate, the drip irrigation precision is greatly improved, and waste of water resources is reduced.

The invention discloses a measurement method and device for downhole triangulated height through front-back simultaneous front and rear visions. A total station is erected below a roadway control point, and a purpose of high precision measurement of height difference between control points is achieved by combining an inverted prism device through a method for observing other controls points through front and rear visions. Different from the traditional triangulated height measurement method, the instrument height and the prism height can be eliminated through a calculation method disclosed bythe invention, an operation of measuring the instrument height and the prism height ais unnecessary in an actual measurement process, and the placement of the prism is free from centering and leveling, the speed of the downhole triangulated height measurement is improved, the influence of the measurement error of the instrument height and the prism height is reduced, and the precision and the efficiency of the downhole triangulated height measurement are improved. The measurement method disclosed by the invention can be used for downhole roadway measurement work, the operation method is simpleand practical, the designed inverted prism device is compact and reasonable in structure, and extensive in practicability.

The invention discloses a new energy automobile ultra-efficient motor cooling system loop structure and an installation method thereof. The loop structure comprises a motor, a hot water manifold and acooling water manifold. The hot water manifold is connected to the motor through a second cooling loop output pipe and a first cooling loop output pipe; the cooling water manifold is connected to themotor through a second cooling loop input pipe and a first cooling loop input pipe; and the hot water manifold and the cooling water manifold are connected with a refrigeration unit. The installationmethod comprises the following steps: motor processing, stator processing, secondary cooling assembly processing, loop assembly processing, loop structure assembly and motor trial operation. The structure can continuously provide cooling water for the motor to reduce the temperature in the motor produced during working, so that the service life of the motor is prolonged; the rotor can be cooled through air cooling; and through the first cooling loop input pipe, the first cooling loop output pipe, the second cooling loop input pipe and the second cooling loop output pipe, secondary cooling andtemperature reduction of the motor can be realized, thereby improving work efficiency of the motor.

The invention discloses a pipeline type water treatment device for a landscape park and an installation method of the device. The pipeline type water treatment device comprises a pipe body and a filtration device, wherein the pipe body is internally provided with a precipitation chamber, a first purification chamber and a second purification chamber in sequence from right to left; a motor is arranged at the right end of the pipe body and is connected with a rotating shaft; a control panel is arranged on the top surface of the first purification chamber; a first partition plate is arranged between the precipitation chamber and the first purification chamber; a second partition plate is arranged between the first purification chamber and the second purification chamber; a height adjusting mechanism is arranged at the bottom of the pipe body. The installation method comprises the following steps: surveying and setting out, installation of the pipe body, installation of the filtration device, pipeline connection, and commissioning, operation and maintenance of the pipeline type water treatment device. The pipeline type water treatment device disclosed by the invention is simple in structure and high in practicability, not only can play an effect of purifying water, but also can be designed according to water qualities, sizes and scales of different landscape parks, and is small in occupied area and low in manufacturing cost. The installation method is simple and flexible and convenient to use.

The invention relates to a wire tube connecting device and a mounting method thereof. The wire tube connecting device comprises a connecting sleeve, a fixed wing plate and a sealing element, wherein the connecting sleeve is hollow and comprises a first end and a second end which are oppositely arranged; the fixed wing plate is vertically connected to the connecting sleeve and extends in the direction away from the connecting sleeve; and the sealing element is arranged at the first end and detachably connected with the connecting sleeve. According to the wire tube connecting device, holes are not required to be formed in a structural formwork, so that slurry leakage caused by hole forming of the formwork during concrete pouring is effectively avoided, and the construction quality is guaranteed. Besides, the turnover rate of the formwork is increased due to the fact that hole forming is not required, and the construction cost is saved. The wire tube connecting device is simple and convenient to use, workers are not required to be additionally trained, special construction machinery and tools are not required, and the wire tube connecting device is convenient to operate, quick and flexible. Besides, the mounting method of the wire tube connecting device comprises simple steps, is easy to operate and is suitable for popularization and application.

The invention discloses a novel floor tile which comprises a tile body. The tile body is made of a light honeycomb composite material. The tile body comprises a honeycomb layer, skin layers and the surface layer. The skin layers are bonded on the two sides of the honeycomb layer respectively through polyurethane adhesive and are made of glass fiber or glass reinforced plastic. The surface layer is bonded on one side of one skin layer through polyurethane adhesive. A concave connecting fastener or a convex connecting fastener is embedded in at least one side edge of the tile body. A groove is formed in the concave connecting fastener. The convex connecting fastener is provided with a flange. A sealing rubber strip is pasted on the groove or the flange. The invention provides a manufacturing method for the novel tile. The novel floor tile has the advantages of being light in weight, high in strength, stable, firm and high in sealing property; the cost is lowered, the weight is reduced, extruding noise is eliminated, liquid permeation can be eradicated, and loosening can be prevented; according to the manufacturing method, the step is simple, operation is convenient, the installing efficiency is high, and the empty sense is eliminated.

The present invention discloses a high-torque waterproof motor and a stator punching sheet insulation treatment process thereof. The motor comprises a shell, a rotating shaft, a stator and a rotor, the stator comprises a stator punching sheet, a through hole is formed in the center of the stator punching sheet, sawteeth are evenly arranged on the circumferential side face of the through hole, a winding groove is formed between every two adjacent sawteeth, and positioning holes are evenly formed in the stator punching sheet. The technology comprises the steps of barrel body installation, paintliquid circulation system installation, primary paint dipping treatment, secondary paint dipping treatment, spin-drying treatment and drying treatment. According to the invention, the positioning holes are designed,the supporting columns are conveniently installed in the positioning holes when the stator punching sheets are subjected to paint dipping, a gap is formed between every two vertically-adjacent stator punching sheets, paint liquid can make contact with all the outer surfaces of the stator punching sheets conveniently, the insulation effect of the stator punching sheets is improved, the insulation treatment process is simple in step, and the insulation effect and quality of the stator punching sheets are greatly improved.

The invention discloses a method for manufacturing a braided police belt, which comprises the following steps: weaving a belt body, processing a suspension component, assembling an assembly machine, installing the suspension component, installing a lock component, and detecting and encapsulating the braided belt. The manufacturing method of the invention has simple steps, not only improves the assembly efficiency and assembly precision of the braided belt, but also realizes automatic processing, greatly reduces the labor intensity of manual operation, improves the toughness of the braided belt, and prolongs the service life of the braided belt.

The invention discloses a hoisting device for constructing a long-span wooden lounge bridge and a method. The hoisting device comprises a hoisting mechanism, a supporting mechanism, a horizontal moving device and a second winding mechanism. Two columns are parallelly arranged on the river bank at the same side. The columns are fixedly connected to the river bank via bases. The supporting mechanismis fixedly connected between the columns on the river banks at both sides. The supporting mechanism is movably connected with the horizontal moving device. Two sides of the horizontal moving device are respectively connected to the second winding mechanism by cables over first guiding wheels. The hoisting mechanism is connected to a lower side of the horizontal moving device by a hoisting rope. The method comprises: river bank foundation construction, supporting mechanism installation, horizontal moving device installation, hoisting mechanism installation, second winding mechanism installation and hoisting device trial operation. The installation method has simple steps and strong practicability, and construction of wooden lounge bridges of different lengths can be satisfied, thereby greatly improving the construction efficiency, shortening the construction period and reducing the labor intensity of manual operation.

The invention discloses a detachable liquid level switch and an installation method thereof; the detachable liquid level switch comprises a box body, a first positioning plate, a second positioning plate, a liquid level detection mechanism, and a sleeve mechanism; the box body is provided with a display window having a protection ring; the box body is fixedly connected on the top face of the first positioning plate through a pedestal; the second positioning plate is connected with the first positioning plate through a first screw; the liquid level detection mechanism and the sleeve mechanism are positioned on the bottom face of the second positioning plate; the liquid level detection mechanism is arranged in the sleeve mechanism; the installation method comprises the following steps: mounting position selection, liquid level switch installation, water level detection test run, and maintenance; the detachable liquid level switch is simple in structure, strong in practical value, has switch function, can transfer real time monitored data to a reception terminal, so the liquid level rising height and speed can be well controlled, thus improving liquid level switch practical value and flexibility; the installation method is simple in steps, strong in operationality, and can improve liquid level switch working precision.

The invention discloses a campus escape device and a mounting method thereof. The campus escape device comprises a base, a bottom plate and a top plate, one end of the bottom plate is rotationally connected to the base, the other end of the bottom plate is connected with the other end of the base through a first boosting mechanism, a first driving mechanism is arranged on the bottom plate, and a foot limiting mechanism is arranged on the first driving mechanism; and the top plate is connected with the base through a second boosting mechanism, a second driving mechanism is arranged on the top plate, and a hand limiting mechanism is arranged on the second driving mechanism. The mounting method comprises the steps of base machining, bottom plate machining, top plate machining, escape device assembling and escape device running. The campus escape device can achieve conveying to the ground from a high position through the foot limiting mechanism and the hand limiting mechanism, personnel can be conveyed orderly, the mounting method is simple in step, the escape requirements of different floor heights can be met, the safety and reliability in the escape process are improved, automatic operation is achieved, meanwhile, the escape personnel can escape in sequence, and trampling is avoided.

The invention discloses a multifunctional porch cabinet and a mounting method thereof. The multifunctional porch cabinet comprises a dry object storage cabinet, a wet object storage cabinet, an auxiliary cabinet and a shoe cabinet; the dry object storage cabinet and the wet object storage cabinet are fixedly connected to the two sides of the shoe cabinet and the auxiliary cabinet respectively; andinner support plates are symmetrically arranged on the two sides of the shoe cabinet and the auxiliary cabinet. The method comprises the following steps: processing the dry object storage cabinet; processing the wet object storage cabinet; processing the auxiliary cabinet; processing the shoe cabinet; and splicing and mounting the porch cabinet. Through the design of the dry object storage cabinet and the wet object storage cabinet, dry clothes and wet clothes after entering a door can be hung in the dry object storage cabinet and the wet object storage cabinet of the porch cabinet respectively, so that the practicability of the porch cabinet is improved, centralized heating and drying treatment can be carried out on the wet clothes, the clothes are prevented from being mouldy due to long-time storage in the porch cabinet, and bacterial breeding is prevented; the mounting method improves the utilization rate of the porch cabinet; and the requirement of storing dry objects and wet objects at the same time can be met.

The invention discloses a medical gas terminal suspension device and its installation method. The top of the box is vertically provided with a column, the top of the column is rotatably connected to the end of the cantilever, the other end of the cantilever is rotatably connected to the turntable, and the top of the turntable is fixedly connected with a positioning plate. The method comprises: installation of the main control box, installation of the gas terminal suspension box, installation of the rotating mechanism, installation of the booster mechanism and trial operation of the gas terminal suspension device. The invention can control the amount of gas entering the hanging box of the gas terminal, and can be controlled according to the actual use needs, which improves the safety and reliability of the gas terminal, and can meet the simultaneous delivery of various medical gases, improving the efficiency of the gas terminal. air safety and reliability.

The invention discloses a method for reinforcing a municipal highway door opening, which comprises the following steps: 1) measuring and setting out the door opening, 2) installing a slotting device, 3) slotting the inner wall of the door opening, 4) installing a reinforcing mechanism, 5) constructing a reinforced concrete column and 6) Door opening detection. The invention is not only convenient and fast in construction, but also realizes secondary reinforcement through the reinforcement mechanism and reinforced concrete columns, greatly improving the stability and reliability of road door opening reinforcement, high construction precision, and greatly improving the safety of road door openings.

The invention discloses a medical gas terminal suspension device and an installation method thereof. The medical gas terminal suspension device comprises a main control box and gas terminal suspensionboxes, wherein the two gas terminal suspension boxes are symmetrically arranged on two sides of the main control box through fixing rod and gas guide pipes, a stand column is vertically arranged at the top end of the main control box, the top end of the stand column is rotationally connected to the end part of a cantilever, the other end of the cantilever is rotationally connected to a rotary table, and a positioning disc is fixedly connected to the upper part of the rotary table. The method comprises the steps of installing the main control box, installing the gas terminal suspension boxes,installing a rotating mechanism, installing a boosting mechanism, and pilot running the gas terminal suspension device. According to the device and the method, the amount of gas entering the gas terminal suspension boxes can be controlled, control can be carried out according to actual use needs, the use safety and reliability of a gas terminal are improved, meanwhile, the simultaneous conveying of various medical gases can be met, and the gas safety and reliability are improved.

The invention discloses an ancient building gallery bridge repairing reinforcing device and a mounting method thereof. The device comprises first reinforcing mechanisms and second reinforcing mechanisms, wherein the first reinforcing mechanisms comprise two first reinforcing plates which are symmetrically arranged in parallel; the inner side surfaces of the first reinforcing plates are vertically connected with horizontal trays; the two horizontal trays are connected through a threaded rod and a guide rod; a locking block is connected to the threaded rod in a sleeving way; the second reinforcing mechanisms comprise second reinforcing plates; two adjacent first reinforcing mechanisms are connected through a first connecting rod; and two adjacent second reinforcing mechanisms are connected through a second connecting rod. The mounting method comprises the steps of measuring and sampling a bridge body, manufacturing the first reinforcing mechanisms, manufacturing the second reinforcing mechanisms, manufacturing the connecting rods, and mounting and positioning reinforcing device. The mounting method has the advantages of simple steps and high operability, quick assembly and detachment of the reinforcing device can be realized, meanwhile, the mounting precision of the reinforcing device is improved, and the requirement of reinforcing processing for a bridge body with a relatively complex structure can be met.

The invention discloses a mounting method of a cargo tank for a ship. The mounting method comprises the steps of independent cargo tank design, cargo tank base position assignment, cargo tank base construction, cargo tank hoisting and cargo tank adjustment. The mounting method of the cargo tank is simple in procedure and strong in practicability; a matching degree between a cargo tank seat and a cargo tank base is high; that is to say, the fitness is high; the fitness between the cargo tank seat and the cargo tank base is further improved by adjusting the cargo tank; heat insulation sole timber on the cargo tank base is under balanced stress; the steadiness of the cargo tank after weighing is effectively ensured; bumps and grooves matched with the bump are arranged on and formed in the cargo tank seat and the cargo tank base respectively to facilitate accurate positioning when the cargo tank is hoisted to the cargo tank base; the heat insulation sole timber and a heat insulation plateblock heat transfer between the cargo tank and the cargo tank base; and thermostatic control in the cargo tank is facilitated.