200 results about "Heavy equipment" patented technology

The invention relates to the technical field of intelligent control of heavy equipment, in particular to a hydraulic synchronous intelligent control system for segmented turnover of an overweight steel structure, and discloses the hydraulic synchronous intelligent control system for segmented turnover of the overweight steel structure. According to the system, full-field strain data of a structure surface is acquired by deploying a flexible grid sensor array, and a deformation gradient topological graph is constructed to identify an instability risk area. And a dynamic fluid network model of the hydraulic system is established, fluid-solid coupling simulation is carried out in combination with deformation characteristics, and pressure pulsation transmission paths under different control instructions are predicted. And the system dynamically optimizes a data sampling strategy and network model parameters according to a prediction path, generates a hydraulic cylinder coordination action instruction subjected to pressure balance verification, and finally drives an execution mechanism to complete turnover operation. According to the scheme, full-field real-time sensing of structural deformation and dynamic coupling prediction control of hydraulic fluid are achieved, and the safety and control precision of the overweight component in the turnover process are improved.

A battery pack module for heavy equipment vehicles, such as mining trucks, is presented herein. The battery pack module may include multiple layers of battery trays, each try including multiple battery packs. The battery pack module may further include a cooling line system and a battery cabling system that each are connected to the battery pack layers in parallel. The battery pack module may have a unibody design to reduce weight and cost of manufacturing.

The invention discloses a transverse fixed axle assembly capable of achieving Ackerman steering through mechanical linkage, and belongs to the technical field of engineering vehicle chassis. A rear axle is transversely and rigidly fixed to a frame through a shear-resistant box girder structure, and a front axle is connected to the frame through two springs; the rotating pair structures are symmetrically arranged at the two ends of the axle main body and comprise embedded heavy-duty bearings; one end of the steering knuckle arm is hinged to the axle main body through a rotating pair structure, and the other end is connected with the steering pull rod; one end, far away from the rotating pair structure, of the steering pull rod is connected with the steering oil cylinder; the steering pull rod of the front axle and the steering pull rod of the rear axle are crossed and hinged in an X shape, so that intersection points of axes of the front and rear wheels converge at an instantaneous steering center during steering. Abrasion and slipping of tires can be reduced, steering precision is ensured through a pure mechanical structure, the failure risk of an electric control system is avoided, and the system is suitable for heavy equipment such as mining trucks and port cranes.

The invention relates to the technical field of operation control of hoisting equipment, and provides a ship loading-truck loading integrated operation method and system for mast hoisting equipment. The method comprises the following steps: adjusting an anchor cable of the mast crane to enable the mast crane to be in an initial operation state; a main arm variable-amplitude combined lifting system is started, and the mast crane is controlled to lift the heavy equipment from the cabin at the intelligently optimized lifting angle until the heavy equipment is completely separated from the cabin; the heavy equipment is controlled to hover to a shoreside transition area along with the amplitude variation action of the main arm; in the reverse amplitude variation process or after the reverse amplitude variation process is completed, according to the real-time position of the transport vehicle and the posture of the equipment, dynamic fine adjustment is conducted on the operation path, and the dynamic fine adjustment comprises adjustment of the amplitude variation angle of a main arm, the lifting height and the horizontal movement track of the equipment; and the equipment is controlled to fall to a transport vehicle plate, and the postures of the lifting points and the alignment deviation of the equipment and the vehicle plate are continuously monitored in the vehicle falling process till the equipment accurately falls in place, and vehicle loading is completed.

The invention discloses an intelligent test method and device for an electric vehicle charging pile and a medium, and relates to the field of the Internet of Things, and the method comprises the steps: connecting a to-be-tested charging pile through a test interface, recognizing the interface type and communication protocol of the to-be-tested charging pile, and calling a corresponding test engine; generating a corresponding test instruction set based on the pre-configured test parameters corresponding to different test scenes through a test engine; executing the test instruction set, collecting multi-source test data of the to-be-tested charging pile, and extracting multi-source features for fusion; according to the fused multi-source features, a fault diagnosis result is output through a real-time diagnosis model, and a maintenance suggestion is generated based on the fault diagnosis result; and generating a test report based on the fault diagnosis result and the maintenance suggestion, and uploading the test report to the cloud platform for storage. Through an automatic interface type and communication protocol identification mechanism, the method does not need to depend on multiple sets of independent equipment, and solves the problem of poor portability caused by heavy equipment in the traditional test from the flow.

A trailer is disclosed with an extendable and retractable deck where the deck may be extended to hold two vehicles or two pieces of heavy machinery and also the deck may be retracted to hold only one vehicle or one piece of heavy machinery. This allows the user to travel with a smaller trailer, which is much more convenient and easier to travel with, except under the rare condition when the user is obliged to tow two vehicles or two heavy machines. The trailer uses a sliding frame rail system that is slidably attached to a stationary frame rail system. The trailer also uses a folding deck section system that extends and retracts like an accordion. The expanding and contracting frame systems used are a superior design that allows the trailer to carry and tow two pieces of extremely heavy equipment, i.e., two a bull dozers at one time.

The invention discloses a BIM (Building Information Modeling)-based pile support foundation pit whole-process safety management system, relates to the technical field of foundation pit safety management, and aims to solve the technical problem of frequent false alarm caused by insufficient construction interference identification capability of a fixed threshold alarm mechanism. And a decision intervention module. According to the method, the multi-source information atlas is constructed, and construction activities, equipment states, environmental factors and monitoring data are dynamically associated. When the data is abnormal, the root cause correlation analysis unit is started, and the intensity and duration characteristics of the abnormal signal are calculated by using a time sequence characteristic extraction algorithm and are compared with the historical pattern library. The mechanism can intelligently judge whether data abnormity is derived from construction interference such as substantive soil body / structure instability or heavy equipment operation, the alarm accuracy is remarkably improved, and the problem of frequent false alarm caused by insufficient construction interference identification capability of a fixed threshold value alarm mechanism is solved.

There was a lack of understanding of cavity warning signs during normal times, and in the event of a disaster, advance road clearance plans could not be dynamically updated to reflect the actual situation, resulting in delays and personal delays. There was no integrated operation of authority adjustment across multiple administrators, allocation of equipment and personnel, preparation for communication outages, or reflecting knowledge from training and past performance. Solution: The information acquisition department collects data from satellites, optical fiber, vehicles, etc., and the analysis department performs integrated analysis. The road clearance department registers a preliminary plan, and the road clearance implementation plan is dynamically optimized based on the analysis results. The feasibility of achieving 24 / 48 / 72-hour targets is evaluated using reinforcement learning, and consideration is given to determining the transfer of authority, spatial optimization of bases and equipment, redundant communications, heavy equipment operation and robotics collaboration, training and performance learning, and conflict assessment through intellectual property investigations. Multi-hazard risks are quantified and weighted by priority, and a redundant network is formed in conjunction with the evaluation of bases such as roadside stations. Special equipment and sea and air transport are integrated, and abandoned vehicle removal and the automatic assembly of contracted companies are controlled, and emergency restoration plans are automatically generated along with alternative route selection.

The invention discloses a multi-sensor data fusion method for an intelligent transfer device of power equipment, and the method comprises the steps: carrying out the dynamic weight fusion of multi-source data through building a measurement model of a plurality of visual sensors, and generating a high-precision measurement sequence; in combination with an improved adaptive Kalman filtering algorithm, process noise and a measurement noise covariance matrix are estimated in real time, and the stability and the anti-interference capability of state estimation are optimized. And based on the fused high-precision state information, a real-time path planning instruction is generated, and the transfer device is controlled to complete obstacle avoidance and millimeter-level docking of the cabinet body. The problems that traditional manual transfer efficiency is low, the positioning error is large, and a single sensor is prone to electromagnetic interference are solved, the navigation precision and operation safety of heavy equipment in the complex electromagnetic environment are remarkably improved, and the method is suitable for intelligent transfer scenes of equipment such as transformer substation circuit breaker handcarts and the like.

The invention relates to a large-specification bolt automatic gasket penetrating and gluing machine and a method thereof, and belongs to the technical field of bolt machining equipment. Comprising a bolt push plate feeding machine used for automatically feeding and arranging bolts; the bolt distributing and stopping mechanism is arranged below the discharging end of the bolt push plate feeding machine and used for outputting the bolts; the bolt grabbing mechanism is arranged below the bolt distributing and stopping mechanism and used for clamping bolts; the gasket penetrating mechanism is connected with the bolt grabbing mechanism and used for driving the bolts to descend to complete gasket penetrating action; the rotary driving mechanism is used for driving the bolt to rotate; the gluing mechanism is used for gluing the bolt threads; the discharging mechanism is used for automatically discharging the glued bolts; and the control unit is used for coordinating actions of all the mechanisms and realizing full-process automatic control. The full process of bolt feeding, gasket penetrating, thread gluing and discharging is integrated, and equipment investment is reduced; and procedure switching is simplified, and the requirement for batch assembly of heavy equipment is met.

This invention discloses a steel cable suspension system for large-span stadium-type buildings. The system includes: several vertical tie rods connected to the roof, each end equipped with a lifting clamp, including a rotating ring; several horizontal cables arranged longitudinally and laterally, connected to the building components around the roof, with lifting clamps passing through their intersection points; and each horizontal cable including at least one tensioning device. This invention, by installing vertical tie rods with lifting clamps on the roof, and pulling horizontal cables longitudinally and laterally on the surrounding building components, with the intersection points of the horizontal cables in different directions corresponding to and tensioned by the lifting clamps, forms a three-dimensional suspension structure. In use, lightweight items can be suspended from the horizontal cables, while heavy equipment can be suspended from the rotating rings. The force on the vertical tie rods is distributed by the horizontal cables, preventing damage to the roof's load-bearing capacity and improving the roof's wind resistance through the horizontal cables, thus ensuring the safe operation of large-scale exhibition buildings.

The present application relates to a heavy equipment rolling-off rail method, four temporary rails one and two temporary rails two are laid on a wharf, a heavy port machine is pulled to the wharf from a transport ship along the four temporary rails one by a winch equipment one, the heavy port machine's trolley walking mechanism is jacked and reversed by a jacking steel beam and a jacking mechanism. The jacking and reversing is to the temporary rails two, the heavy port machine is pulled to the left side of the wharf by a winch equipment two, is moved to a temporary rail along the temporary rails two and a downhill rail one, a height is lowered once, the downhill rail one is removed and a downhill rail two is laid, the heavy port machine is pulled to the right side of the wharf, the height of the heavy port machine is lowered again, and finally the trolley walking mechanism is lowered into the permanent rail of the wharf. The present application meets the demand of the heavy port machine rolling-off rail, plays a key role in the protection and application of the wharf, and effectively reduces the risk coefficient of unloading by twice sliding of the heavy port machine.

The invention discloses a control method and system for a drilling machine hybrid power system, and relates to the field of drilling machine control. The control method comprises the steps that operation parameters of the drilling machine hybrid power system are obtained, and the operation parameters comprise a battery SOC value, an engine operation state, a motor working state, an air compressor load and a drilling machine working mode selection signal; the current working mode of the drilling machine is determined according to the drilling machine working mode selection signal, and the working modes comprise a standby mode, a walking mode, a positioning mode and a drilling mode; and according to the current working mode, in combination with a comparison result of the battery SOC value and a preset threshold value and the air compressor load in the preset mode, a corresponding hybrid power system control strategy is executed. Aiming at heavy equipment in a pure electric scheme of a drilling machine in the prior art, energy optimization configuration under different working conditions is realized, the operation performance and the operation flexibility of the drilling machine are ensured, and meanwhile, the defect that a megawatt battery needs to be configured in the pure electric scheme is avoided.

Systems and methods provide for heavy equipment monitoring and utilization and productivity determination. Data collection devices are installed onto multiple pieces of equipment to be monitored. The data collection devices receive sensor data and equipment information data during the course of operations of the equipment. The data collection devices each transmit the collected data to a server or service that accumulates the collected data. The server or service evaluates the data and determines utilization and productivity of each of the multiple pieces of equipment. The system generates a user interface describing identifying information about a particular piece of equipment and an associated utilization rate, productivity rate and / or an emission output amount of the particular equipment over a time period.

The invention relates to an automatic hoisting and automatic locking unlocking hook for a transformer, and relates to the technical field of hoisting of heavy equipment such as transformers, the automatic hoisting and automatic locking unlocking hook comprises a hook body, the hook body comprises a vertical mounting part and a horizontal hanging part, and the mounting part is fixedly connected with the hanging part; and a locking mechanism which is connected with the hanging part and prevents the hanging ring from being separated from the mounting part is arranged on the mounting part. The hoisting device has the effect of solving the problems of low manual operation efficiency and high operation risk in the hoisting process.

A fluid delivery attachment device for heavy equipment vehicles is disclosed. The device includes a water tank and nozzles mounted at opposite ends of a rigid frame. The frame is configured to attach to the undercarriage of a heavy equipment vehicle, such as an excavator. Because the nozzles are not mounted to the excavator's bucket arm or other tools, the operator can direct water to the work site using a controller located in the vehicle's cab, independent of the bucket or similar tool. The disclosed system eliminates the need for additional personnel in dust suppression, soil compaction, field firefighting, and other operations that typically utilize heavy engineering vehicles.

A new type of oil cavity recess type static and dynamic pressure thrust bearing, with the development of high speed heavy load cutting technology, heavy equipment gradually to high speed heavy load development, we are more and more high performance requirements of static pressure thrust bearing, but with the increase of speed and load, the lubricating oil film because of the action of shear force and extrusion force, shear heat increases, oil film thin, even in local tribology failure phenomenon, and bearing because of local overheating deformation, resulting in lubricating oil leakage, and lubricating oil viscosity decreases, will produce static pressure loss, therefore, the patent puts forward a new type of oil cavity recess type static and dynamic pressure thrust bearing, so that the static pressure thrust bearing work, oil cavity and rotary workbench guide surface between the total wedge gap, under the condition of rotary workbench high speed rotation, meet the conditions of dynamic pressure effect, use dynamic pressure effect, through the dynamic pressure to make up for the lack of static pressure bearing capacity, in order to achieve the purpose of improving the bearing capacity and stability.

This invention relates to the field of heavy-duty equipment technology, specifically to a detection system for support components of heavy-duty equipment. The system includes two bases, a mounting base, and a workpiece. A motor is fixedly connected to the side of the mounting base, and the motor's output end is connected to a vibration output excitation component. When detecting transverse lines within the workpiece, the invention rotates the hexagonal rotating head at the bottom of the circular block. The first screw drives the rectangular block to slide upwards within the rectangular groove. The motor drives the disc to rotate. When the disc rotates half a revolution, the protrusion rotates from the top to the bottom. The disc, through a connecting rod, drives the U-shaped connecting block on the rectangular block to rotate, and simultaneously pulls the circular block to slide to the right on the crossbar. When the disc rotates half a revolution again, similarly, the protrusion rotates from the bottom to the top, and the circular block slides to the left on the crossbar. When the circular block moves to the left, it contacts the circular plate, generating axial vibration. Thus, the continuous rotation of the motor continuously outputs axial vibration to the right end of the workpiece.

The self-balancing device for the heavy equipment comprises a base, an expansion bolt, a supporting plate and a limiting plate, the expansion bolt is arranged on the base, and the expansion bolt is arranged in the ground in a penetrating mode; the supporting plate is arranged on the base and abuts against the bottom of the machine tool. The two limiting plates are arranged on the base, and the two limiting plates abut against the two sides of a machine tool correspondingly. The self-balancing device has the beneficial effects that through surface bearing of the supporting plates and lateral constraint of the limiting plates, vertical loads and horizontal vibration stress borne by traditional bolts are dispersed to the whole base, the possibility of deformation and damage of the self-balancing device is reduced, and the self-balancing device is more stable in performance. And the subsequent moving difficulty is reduced.

The invention comprises an improved rebar coupler designed to simplify joining rebar while minimizing slippage. It features a male and female threaded external housing, an internal cylinder, springs, and tightening members with wedges. The coupler creates an opposing force to lock rebar securely, addressing challenges in existing methods. Available in two-piece and three-piece configurations, it accommodates various rebar sizes without modification. The design allows for single-person operation, reduces manual labor, and enhances structural integrity. The rebar coupler meets stringent standards like CalTrans CT670, offering advantages over existing products by eliminating heavy equipment needs and complex installation procedures.

An attachment for reducing wear and tear on the bucket of a heavy equipment includes a blade that is removably couplable to a bottom side of the bucket. The blade is positioned adjacent to a front bottom edge to direct material into an interior space of the bucket through a front side of the bucket. The blade has a blade first edge and a blade second edge. An operative one of the blade first edge and the blade second edge is positioned forwardly from the front bottom edge of the bucket when the blade is coupled to the bucket wherein the operative one of the blade first edge and the blade second edge contacts a surface from which the material is being collected to inhibit the surface from damaging the bucket. The operative one of the blade first edge and the blade second edge is parallel to the surface.

To provide an actuator assembly involving three chambers for a heavy machine such as a drilling machine in order to reduce restriction loss in a control valve.SOLUTION: An actuator assembly 1000 includes a main cylinder assembly 1100 and a plunger cylinder assembly 1200 disposed in parallel with the main cylinder assembly. The main cylinder assembly is a double-acting type cylinder assembly, and the plunger cylinder assembly is a single-acting type cylinder assembly. The actuator assembly includes three chambers 1102A, 1102B, 1202A applied to be selectively coupled to at least one of a high pressure hydraulic pressure line, an intermediate pressure hydraulic pressure line and a low pressure hydraulic pressure line on the basis of a load requirement of the actuator assembly. The actuator assembly reduces restriction loss in a control valve and thus reduces entire power consumption of a heavy machine.SELECTED DRAWING: Figure 1A

The utility model discloses a diesel generating set convenient to disassemble, which comprises a supporting bottom plate and equipment supporting assemblies, the equipment supporting assemblies are uniformly arranged on the supporting bottom plate, each equipment supporting assembly comprises a moving plate, and two concave rollers are symmetrically and rotatably connected to the bottom end of the interior of each moving plate. Three supporting blocks are evenly and fixedly connected to the bottom end of the movable plate, second limiting sliding grooves are formed in the bottom ends of the supporting blocks, external expansion clamping plates are symmetrically and fixedly connected to the outer sides of the supporting blocks located at the two ends, and extension plates are fixedly connected to the ends, away from the external expansion clamping plates, of the supporting blocks; and a limiting insertion hole is formed in the extension plate in a penetrating manner. Rapid disassembly and assembly are achieved through combination of the guide rails and the movable plates, the equipment slides to the installation position along the guide rails through the movable plates, the traditional bolt hole alignment calibration process is replaced, the installation efficiency is improved, sliding friction resistance is reduced through the concave rollers, and it is guaranteed that heavy equipment moves smoothly.

The purpose of the present invention is to provide a pole reinforcement method capable of restoring the strength of a hollow metal pole while ensuring safety and reducing time and cost.　A pole reinforcement method according to the present invention is a method for reinforcing a pole 10 in a state where a cable 20 is suspended on the pole 10 that is metal and hollow. The pole reinforcement method is characterized by comprising: holding, with a heavy machine 50 or the like, a pole upper part 10u, which is the part above a cutting location Z where the pole 10 is to be cut (step S01); cutting the pole 10 at the cutting location Z (step S02); moving the pole upper part 10u within a movable range of the cable 20 to reveal a cut opening C of a pole lower part 10l, which is the part below the cutting location Z (step S03); inserting a reinforcement member 35 into the cut opening C of the pole lower part 10l (step S14); and moving the pole upper part 10u to the original position to connect the cut opening C of the pole lower part 10l and the lower end of the pole upper part 10u via the reinforcement member 35 (step S15).

The object of the invention is a screening, crushing or mixing blade arrangement for heavy equipment. The screen plates (2) are at a distance from each other and form a screen surface equipped with screen grooves (3). A plurality of blades (5, 50) are mounted on each shaft, the blades (5, 50) are directly mounted on the shafts, and the blades (5, 50) extend outwards from the shafts (4) in the radial direction of the shafts (4) to penetrate through the screen grooves (3). The blades (5, 50) have non-circular mounting holes (8) substantially corresponding to the cross-section of the shaft. The blade (5, 50) is formed by two spaced-apart blade elements (5a, 5b; 50a, 50b) comprising corresponding mounting openings (6a, 6b) open outwards in the radial direction of the mounting hole (8). The first blade element (5a, 50a) is dimensioned such that, when mounted, the first blade element can be brought through its mounting opening (6a) to a desired position on the shaft (4), and the second blade element (5b, 50b) can be brought through its mounting opening (6b) to the shaft (4) from an opposite direction to the first blade element (5a, 50a) in close proximity to the first blade element (5a, 50a). The blade elements can be aligned with each other in the longitudinal direction of the shaft (4) by a longitudinal movement of the shaft (4). The edge of the mounting opening (6a, 6b) comprises a locking design (6a ', 6b') forming a lock between a first blade element (5a, 50a) mounted and a second blade element (5b, 50b) mounted in an opposite direction with respect to the longitudinal direction of the shaft (4).

The invention discloses an integrated rapid floor transfer platform for heavy-load equipment. The integrated rapid floor transfer platform comprises a bearing structure, a conveying structure, a connecting device and a starting device. The bearing structure comprises a steel wire rope, a lifting lug, a main beam, a steel plate and a secondary beam. The secondary beams are fixed to the main beam at intervals, lifting lugs are arranged at the two ends of the main beam, and the steel wire rope penetrates through the lifting lugs to be connected with a hoisting mechanism and used for hoisting the transfer platform to a corresponding floor. A conveying structure is installed between the two secondary beams on the outermost side, and steel plates are laid between the other secondary beams. Equipment is placed on the conveying structure and the steel plate and is conveyed to a corresponding floor through the conveying structure. The connecting device comprises a lap joint leg and a plug pin, one end of the lap joint leg is fixed to the secondary beam on the outermost side, the other end of the lap joint leg is arranged in a suspended mode, a plug pin hole is formed in the lap joint leg, and after the transfer platform is lifted to the corresponding floor, the suspended end of the lap joint leg is fixed to the building structure through the plug pin. Rapid transfer of heavy equipment can be achieved at any floor height, and convenience and rapidness are achieved.

This system provides a wireless electronic whistle that allows construction vehicle guides and heavy equipment guides (hereinafter referred to as "guides") to quickly and clearly give instructions to operators of construction vehicles and heavy equipment with simple operation, thereby helping them avoid danger. [Solution] The wireless electronic horn consists of a wireless radio wave transmitter (hereinafter referred to as a switch) 101 for activating the electronic horn and an electronic horn sound generator 201, which are wirelessly connected. The electronic horn sound generator 201 is installed inside the driver's seat of a construction vehicle or heavy machinery, or attached to the driver's or operator's work helmet or uniform. When there is a risk of danger to pedestrians or vehicles in the vicinity, a construction vehicle guide or heavy machinery guide can simply press the switch 101 attached to their work helmet or uniform, and a loud electronic horn sound will be emitted from the electronic horn sound generator 201, allowing for immediate instruction to stop the operation of the construction vehicle or heavy machinery. Conventionally, instructions were made solely by relying on visual means such as red and white flags or baton guiding sticks, but by using the electronic horn of this invention in combination, instructions can be conveyed more clearly.

The invention discloses a hydraulic system of a movable crucible firing furnace, belongs to the technical field of heavy equipment movement, and is used for driving a boiler protection outer cover to move between two furnace foundations along a rail. Comprising a hydraulic power module, a jacking and lowering execution component, a walking driving mechanism and an integrated control module. The walking driving mechanism comprises a plurality of supporting leg walking composite wheel assemblies which are directly connected with a supporting oil cylinder of the jacking and lowering execution component. The hydraulic power module supplies oil to each component through a pipeline; the integrated control module can sequentially control circulation of jacking, walking and lowering operation. Wherein the hydraulic power module is provided with an air filter and an oil return filter element device to form a cleaning and filtering system; the supporting leg walking composite wheel assembly integrates a driving wheel set, a driven wheel set and a walking hydraulic motor speed reducer, and the structure is compact. Synchronous jacking, stable walking and accurate lowering of the heavy-load outer cover are achieved, and the heavy-load outer cover jacking device has the advantages of being high in working efficiency, high in space adaptability, reliable in operation and long in service life.

The invention discloses a heavy instrument auxiliary supporting device for building construction and an application method thereof.The auxiliary supporting device comprises a supporting column assembly, a supporting arm assembly hinged to the top end of the supporting column assembly, an adjustable plate assembly connected between the supporting column assembly and the supporting arm assembly and a mounting plate assembly arranged at one end of the top of the supporting arm assembly; the universal joint assembly is arranged at one end of the bottom of the supporting arm assembly, and the weight box assembly is rotationally connected to the other end of the universal joint assembly. Through the arrangement of the supporting arm assembly structure and the adjustable plate assembly, the flexible adjustment requirement for the supporting height and angle in different scenes is met. Through the design of the universal joint and the weight box assembly, the weight change of different instruments is adapted, and convenience and accuracy of single-person handheld construction are facilitated; and universal wheels are further mounted at the bottom of the weight box assembly, so that movement in a construction site is greatly facilitated. And through a clamping type detachable connecting structure of the mounting plate assembly, equipment of different specifications can be quickly adapted.

This invention provides a power transformer suitable for high-temperature environments, relating to the field of current transformer technology. It includes a heat dissipation assembly comprising a mounting mechanism, a rotating mechanism, and a fan blade mechanism. The heat dissipation assembly possesses a self-driven heat dissipation function, and the angle of the fan blade mechanism can be adjusted according to the actual current magnitude. This ensures that the heat dissipation mechanism can effectively dissipate heat from the current transformer, preventing damage caused by high-temperature environments. This invention solves the problem that current transformers lack self-heating structures and are commonly used in high-temperature, high-load industrial scenarios such as steel, metallurgy, chemical, and heavy equipment manufacturing. These operating conditions not only involve high ambient temperatures but also large line operating currents and long continuous operating times, easily leading to inaccurate current transformer parameters or damage.