102 results about "Modular structure" patented technology

The invention discloses an electric power inspection exoskeleton modular structure, and belongs to the technical field of human body exoskeleton machine assistance, the electric power inspection exoskeleton modular structure comprises a supporting system, the supporting system comprises a back supporting plate, a waist supporting frame and thigh supporting rods, and a main body supporting frame is formed; the modular interface system comprises at least one group of mechanical interfaces, electrical interfaces and data interfaces which are uniformly distributed on a force transmission path of the support system; the functional module comprises a plurality of interchangeable power assisting modules, operation modules and protection modules, and the functional module is detachably connected with the supporting system through the modular interface system; a hybrid drive system includes a rigid driver and a flexible driver for providing position control and compliance force control, respectively. By means of the modular interface system, plug-and-play of functional modules such as power assisting, operation and protection is achieved, needed exoskeleton configuration can be rapidly assembled, multiple sets of exoskeleton equipment do not need to be arranged, and the equipment utilization rate and task adaptability are greatly improved.

The invention discloses a heat dissipation device and a control method, and relates to the technical field of heat dissipation, the heat dissipation device comprises a main heat dissipation module, an expansion heat dissipation module and a control unit, the main heat dissipation module and the expansion heat dissipation module are flexibly combined and split through a quick connector to form a modular structure, independent maintenance and replacement of each module are facilitated, and the heat dissipation efficiency is improved. And the heat dissipation requirements of different numbers of to-be-cooled pieces can be met. Each heat dissipation module is provided with an independent flow control valve, the first temperature detection mechanism on the corresponding part to be cooled is combined, under coordination of the control unit, the opening degree of the valve can be adjusted in real time according to first temperature data, and dynamic adaptation of the flow of cooling liquid is achieved. Therefore, the technical problems that an existing heat dissipation system is fixed in structure and difficult to adapt to the heat dissipation requirements of different numbers of hardware in the updating process of the server, and the heat dissipation performance is not matched with the actual heat load can be solved, and the technical effects of adapting to the heat dissipation requirements of different numbers of to-be-cooled pieces and achieving dynamic adaptation of the cooling liquid flow are achieved.

The present invention discloses an integrated power inspection exoskeleton lightweight modular structure, which relates to the technical field of intelligent power equipment, including a shell mechanism, and an assembly mechanism is fixedly connected to the front end surface of the shell mechanism. The main body of the assembly mechanism is a ring structure, which solves the problem that the existing exoskeleton has a large dead weight and thus increases the extra burden on the user. When in use, the driving machinery needs to rely on an external power module for driving. Under this driving mode, it is impossible to replace the backup power supply and the drive unit, and it is impossible to adapt to the problem of rapid switching under different torque requirements. Through the arc-shaped cooperation between the limiting mechanism and the limiting component, and the hexagonal locking structure of the limiting plug and the limiting slot, the servo motor and the energy storage component can be quickly replaced, and different torque motors or backup batteries can be switched without tools, thereby solving the problem that the existing exoskeleton relies on a single power supply and cannot adapt to complex working conditions, thereby improving operation continuity.

The invention provides self-made small five-axis numerical control machine tool teaching equipment and an operation method thereof, and relates to the technical field of numerical control machining teaching equipment. A main shaft system and a clamp are arranged on the five-axis movement system; a transparent safety protection cover is arranged on the peripheral side of the five-axis movement system in a covering manner; a plurality of cameras are arranged on the five-axis movement system or the safety protection cover; the control system is respectively connected with the plurality of cameras, the main shaft system, the clamp and the five-axis movement system; according to the invention, an open modular structure is adopted, key moving parts and a processing process are completely exposed or visible through the transparent protective cover, so that a teacher can explain step by step and observe at a short distance with students; the machine tool body is made of light-weight materials such as aluminum alloy or engineering plastics, an open source numerical control system and standardized electromechanical components are combined, and on the premise that the basic teaching function is guaranteed, the manufacturing cost and maintenance complexity of equipment are greatly reduced.

This invention provides a multifunctional bed frame that is easy to transport, relating to the field of furniture technology. It includes at least two multifunctional bed frames detachably mounted on a fixed frame. Each multifunctional bed frame includes a positioning frame and a lifting frame. The positioning frame is fixedly mounted on the upper side of the fixed frame, and the lifting frame is hinged to one side of the positioning frame and positioned on the upper side of the fixed frame. The lifting frame is raised or lowered by rotating upwards relative to one side of the positioning frame via a drive assembly. The advantage of this invention is that the modular structure, connecting the fixed frame to multiple multifunctional bed frames, allows the bed frame to be disassembled into multiple independent components, facilitating transportation and assembly, while also reducing transportation costs and storage space.

The invention provides an independent modular structure of a railway wagon braking system and a mounting method, and belongs to the technical field of braking systems, the independent modular structure comprises a bottom plate, a 120 valve, an auxiliary air cylinder, a double-chamber air cylinder, a pressure limiting valve, a pneumatic passage device and a plurality of pipelines; the 120 valve, the auxiliary air cylinder, the double-chamber air cylinder, the pressure limiting valve and the pneumatic passage device are all installed on the bottom plate, and the pneumatic passage device is provided with two ventilation cavities, a penetrating channel and four connecting holes. The pressure limiting valve and the pneumatic passage device are fixedly installed, and the pressure limiting valve is communicated with one connecting hole and one end of the penetrating channel. The 120 valve is connected with the auxiliary air cylinder and the double-chamber air cylinder through pipelines, the 120 valve and the double-chamber air cylinder are communicated with one connecting hole and one penetrating channel through pipelines, and the 120 valve and the pressure limiting valve are communicated with the same ventilation cavity. According to the independent modular structure of the railway wagon braking system, multiple components are integrally arranged, pipeline cross interference and pipeline connecting length are reduced, and the response speed of the braking system is increased.

1. The name of the design product: outdoor mobile house of prefabricated modular structure (V01). 2. The use of the design product: outdoor mobile house for scenarios such as travel and leisure hotels, residential houses, and commercial spaces. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1. 5. Other circumstances that need to be explained with reference to the drawings: the roof of the design product can be opened by sliding, as shown in the use state diagram. 6. Other circumstances that need to be explained: A, B, C, D, E, F, G, H, and I in the view are all glass.

The utility model relates to the technical field of sand tables, in particular to a holographic electronic sand table with an assembly modular structure, which comprises a control mechanism, and the control mechanism comprises a control shell, a control module and a heat dissipation module. Firstly, the processing system and the touch screen of the control module in the shell are driven and controlled through the power connecting line, and a user can connect the processing system through the signal connecting line connected with the bottom end of the touch screen and then connect the projection module on one side through the processing system to work. The projection module projects a sand table image to the glass projection screen at the top end for display work, and the power supply module is connected with the heat dissipation module through the power supply connecting line in the display work process, so that heat generated by the projection module in the electronic sand table can be effectively discharged in an air exchange mode for heat dissipation work.

This utility model discloses a forced vibration fatigue testing device for thin metal sheets, belonging to the field of fatigue life testing technology for thin metal sheet materials. It addresses the problems of low vibration frequency, poor adaptability, and bulky structure in traditional testing devices. The device includes a trapezoidal impact platform base, a housing, a modular support frame, and a drive and detection mechanism. The support frame consists of an experimental support, a test piece platform, and limiting blocks, achieving rapid positioning and height adjustment of the test piece via bolts. The drive and detection mechanism includes symmetrically distributed motor and encoder assemblies. The motor drives the roller shaft via a coupling, causing the rollers to rotate at high frequency. The encoder records data in real time and provides feedback via a touchscreen. The trapezoidal base incorporates a shock-absorbing layer to improve stability, the modular structure reduces structural weight, it is adaptable to thin metal sheets of varying thicknesses, and the integrated touchscreen interface provides convenient operation. This device is suitable for high-precision fatigue life testing of ultra-thin materials such as aerospace flexible components.

The utility model relates to the technical field of packaging machines, and discloses a full-automatic three-dimensional multifunctional packaging machine which comprises a control table, a turnover mechanism is arranged in the middle of the upper surface of the control table and comprises a servo motor and a containing groove, positioning grooves are formed in the upper portions of the inner walls of the front end and the rear end of the containing groove, and the servo motor is arranged in the positioning grooves. A rotating shaft is arranged on the inner wall of the positioning groove, a rotating seat is clamped in the middle of the outer wall of the rotating shaft in a matched mode, a plurality of fixing clamping grooves are formed in the outer wall of the rotating seat, a plurality of overturning blocks are clamped in the middle of the outer wall of the rotating seat in a matched mode, and a storage groove is formed in the middle of the outer wall of one side of each overturning block. According to the packaging machine, the packaging machine is convenient to disassemble, a modularized structure is also convenient for a user to carry out daily maintenance and repair, so that the service life of the packaging machine is prolonged, the user can freely adjust or replace different types of overturning blocks according to the requirements of products or production lines, and the adaptability of the packaging machine is improved.

The present technology is to be used in used in pizzerias and other food restaurants to fully substitute manual labor in food processing. The present technology utilizes a modular principle for flexibility. It allows tuning the machine to (1) different dishes like pizza, chicken wings or hamburgers (2) different sizes and shapes of the room and (3) different orders capacity. The machine utilizes autonomous driving robots with autopilot for food logistics between ingredient stations and for the refilling of the stations with ingredients. Autonomous autopilot robot allows to precisely position the food to cook, e.g. pizza, with the ingredient station for precisely topping or other food processing. Precise interposition allows deep food customization by a client with the possibility of making drawings on food using ingredients. The matrix modular structure of the machine allows parallel orders execution. It is extremely beneficial in peak hours.

The invention discloses a lottery sale terminal based on an Android system and a modular structure thereof, and relates to the technical field of lottery machines. The terminal is composed of a cabinet main body with IP65 protection, an industrial-grade main control module, an identity verification module, an interaction module, a payment module, a hot-pluggable printing module, a prompt module, a power supply, a protection monitoring module and the like. The identity verification module adopts a dual mechanism of certificate IC reading and OCR-living body comparison to ensure that the lottery is sold only to people who accord with the legal age; all the functional modules are connected through a standard bus and support hot plug maintenance. The terminal realizes end-to-end encryption payment, double-partition FOTA self-healing upgrading, UPS power-off protection and multi-dimensional environment-vibration linkage alarm.

The application provides a regional controller and a vehicle, the regional controller comprising a basic system module and a plurality of independent function modules, wherein the independent function modules are integrated with hardware resources, and the independent function modules are connected to the corresponding first system connectors arranged by the basic system module through the second system connectors arranged thereby, so that the independent function modules are connected to the basic system module. In this way, the independent function modules for realizing functions in the application adopt a modular structure instead of being integrated in the regional controller, and when the configuration requirement of the regional controller changes, the independent function modules can be added or the hardware resources in the independent function modules can be changed in the regional controller, so that the overall hardware development is not required, thereby shortening the development cycle of the regional controller, reducing the cost, and improving the expandability of the regional controller.

The utility model discloses an engine oil control valve sleeve with a wear-resistant coating. The engine oil control valve sleeve comprises a valve sleeve body, a valve element and a filtering assembly. A titanium nitride wear-resistant coating is arranged on the inner wall of the valve sleeve, the filter assembly comprises a filter screen sleeve embedded in the valve sleeve in a sliding mode, threaded parts of the inner walls of the two ends of the filter screen sleeve are connected with a filter screen with filter holes distributed from large to small, a blocking seat is arranged on the inner wall of the valve sleeve and abuts against the filter screen sleeve, and a valve cover is arranged at the input end of the filter screen sleeve and is in sliding fit with a sliding seat on the periphery of the valve sleeve through a positioning sliding rod. A top spring and a stop block are arranged in the positioning sliding rod to form a positioning assembly, and a pressing type unlocking assembly is arranged outside the valve sleeve. The valve cover is fixed through bolts and provided with an oil conveying pipe, and a fluororubber sealing ring is arranged between the filter screen sleeve and the blocking seat. Abrasion resistance of the valve sleeve is improved through the titanium nitride coating, efficient filtering is achieved through the grading filter screen, the modular structure facilitates replacement of the filter screen, the sealing ring and the positioning structure ensure that the vibration environment is stable, and durability, filtering efficiency and maintenance convenience of the engine oil control valve are effectively improved.

The invention discloses a low-temperature control valve with a modular structure, which comprises a valve body, a valve core, a valve core and a valve core, the valve seat is arranged in the inner cavity of the valve body, external threads are arranged on the outer side wall of the valve seat, and the valve seat is detachably connected with the threaded connector through the external threads; the valve cover is arranged above the valve body and is connected with the valve body; the valve rod penetrates through the inner cavity of the valve cover, and the lower end of the valve rod is located in the inner cavity of the valve body; the valve disc is located below the valve rod and connected with the lower end of the valve rod, and the valve disc is attached to the sealing face of the valve seat to form sealing. Through detachable connection of the valve body threaded connector and the valve seat, quick replacement of the valve seat-valve disc unit is achieved, different flow requirements are met, the whole valve body does not need to be replaced, spare part management and maintenance work is greatly simplified, and the maintenance cost is reduced.

The invention discloses a multi-degree-of-freedom dexterous hand based on force and position control and a control method thereof, belongs to the technical field of industrial robots and automation, and solves the problems that in the prior art, a dexterous hand is limited in flexibility, lacks a feedback system, is low in control precision and is high in design cost. The robot comprises a palm and a plurality of fingers, finger joints are provided with angle sensors, grasping surfaces are provided with pressure sensors, the angle sensors and the pressure sensors are connected with an external control system, the control method comprises six steps of task planning and the like, and accurate operation is achieved. Through multi-joint design, sensing feedback and force-position hybrid control, the flexibility and control precision of the dexterous hand are improved, the production and maintenance cost is reduced through the modular structure, the dexterous hand can adapt to complex industrial scenes, the high-precision and high-stability operation requirements are met, and the efficiency is remarkably improved.

The utility model provides a cable bridge modular structure connecting and installing device in an electrical vertical shaft, which comprises a frame body, the frame body is of a hollow structure, the size of the frame body is matched with the size of a reserved hole for a cable bridge to penetrate through, and the frame body is provided with a connecting hole; the connecting lugs are arranged around the outer wall of the frame body, the connecting lugs are located on the same plane, and at least one through hole is formed in each connecting lug; and the first fastener is used for penetrating through the through hole to be connected with the floor template. The device is easy to install, after the device is installed, concrete can be poured on a floor formwork, after the concrete is solidified, the device can form a reserved hole without being disassembled, the construction process is simple, the construction technical difficulty is reduced, the processes of secondary formwork erecting, fireproof blocking, root closing-up and the like of the cable bridge are omitted, and the construction efficiency is improved. The construction cost is reduced, and the work efficiency is improved.

The invention relates to the technical field of vehicle accessories, in particular to a dismounting and mounting device for vehicle-mounted equipment of a special operation vehicle, a plurality of locking assemblies are arranged in the circumferential direction of a fixed bottom plate, a plurality of locking parts are arranged on the outer circumferential wall of the fixed bottom plate in a protruding mode, and the locking parts and the locking assemblies are arranged in a one-to-one correspondence mode; the locking assembly comprises a pressing plate, a clamping plate and a plunger, one end of the pressing plate is rotationally connected to the fixed bottom plate, the other end of the pressing plate is rotationally connected to one end of the clamping plate, and the other end of the clamping plate can be locked to the locking part through the plunger. By the adoption of the modular structural design, pressing force of an operator can be amplified and converted into strong vertical pressing force for vehicle-mounted equipment, namely, the pressing plate and the clamping plate form a lever system, locking or releasing of a plurality of points can be completed at the same time through simple pressing-plunger inserting or plunger pulling-lifting actions, and the vehicle-mounted equipment can be locked or released at the same time. Rapid, lossless and high-rigidity connection and separation between the vehicle-mounted equipment and the fixed bottom plate are achieved.

1. The name of the design product: outdoor mobile house (shelter) of prefabricated modular structure. 2. The use of the design product: outdoor mobile house for scenes such as travel and leisure hotels, residential houses, and commercial spaces. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view. 5. Other circumstances or explanations: the A, B, and C marked in the design view are all glass.

This invention discloses a modular industrial purification device, including a mounting truss, a purification tank, and a purification structure. The mounting truss is positioned above the purification tank, and the purification structure is suspended within the mounting truss, with its bottom end located within the purification tank. The purification structure includes an adjustable mounting base and a purifier. The adjustable mounting base is fixedly mounted within the mounting truss, and the purifier is located at the bottom end of the adjustable mounting base within the purification tank. This invention utilizes a modular structure that allows for flexible installation within food raw material cleaning equipment and can be adjusted according to production needs, meeting purification requirements under different modes, reducing production costs, and facilitating installation and maintenance. Furthermore, the purifier employs a suspended structure, which does not affect the normal use and operation of existing equipment, making it widely applicable. The cage-like structure for installation increases the contact area between the purifier and the cleaning water, thereby improving hydroxyl generation efficiency and purification effect, while also facilitating equipment maintenance.

The application discloses a sponge city greening landscape road with a modular structure and relates to the technical field of landscape roads.The sponge city greening landscape road comprises a top plate, the outer wall of the top plate is fixedly connected with protrusions, the protrusions are provided in three, the bottom of each protrusion is fixedly connected with a first limiting rod, the outer wall of the top plate is fixedly connected with clamping grooves, the clamping grooves are provided in three, a bottom plate is arranged below the top plate, the width of the bottom plate is greater than that of the top plate, a first through hole is arranged on the bottom plate, a plurality of first through holes are provided, a first flower stand is arranged above the bottom plate, two first flower stands are provided, the outer wall of the bottom plate is fixedly connected with a positioning mechanism, the positioning mechanism comprises positioning grooves and positioning rods, the positioning grooves are fixedly connected with the first flower stands, a plurality of positioning grooves are provided, clamping plates are fixedly connected to the inner wall of each positioning groove, a plurality of clamping plates are provided, and positioning holes are arranged on the inner wall of each positioning groove.The sponge city greening landscape road has the advantages that the ponding of the road can be conveniently solved, a broken road surface can be conveniently replaced, and the efficiency of repairing the road surface is improved.

The utility model discloses an alternating current charging pile of modularization structure, including alternating current charging pile main part, one end of alternating current charging pile main part is provided with assembly auxiliary mechanism, the assembly auxiliary mechanism includes the mounting seat of installation in alternating current charging pile main part one end, the inside installation of mounting seat has the electric head, one end fixedly connected with the docking ring of mounting seat, the outside of docking ring is provided with thread, the inside insertion of docking ring has the charging wire. The utility model discloses an alternating current charging pile of modularization structure, through the rotation fastening ring, makes fastening ring separate from the pressure rod, just makes fastening ring not to the pressure rod and exert force, reach the purpose that convenient for the charging wire is extracted from the docking ring, and further form the modularization processing of charging wire, charging gun, make it have convenient replacement effect to not need to disassemble alternating current charging pile main part and replace charging wire, charging gun.

The invention belongs to the technical field of power transformation equipment, particularly relates to an intelligent power grid assembly type transformer substation, and aims to solve the problems that the existing transformer substation equipment is not modularized in structure, complex in function and low in installation efficiency, and provides the following scheme that the intelligent power grid assembly type transformer substation comprises a main shell, and a sealing top cover is fixed to the top of the main shell through bolts; three winding iron cores are fixed to the middle of the sealing top cover, an oil circulating machine box is installed on one side of the sealing top cover, an oil filtering machine box is installed on the other side of the sealing top cover, and sealing between the oil circulating machine box and the main shell and between the oil filtering machine box and the main shell is achieved through an active sealing mechanism. And an oil immersion chamber is formed in the main shell. The oil circulating case and the oil filtering case are installed in the mode that the tops of the oil circulating case and the oil filtering case are inserted into the module side fixing frame, the installation efficiency and the matching degree between structural parts are improved through the modular structural design, and diversified assembling modes can be achieved.

The invention discloses an industrial combined structure based on main and auxiliary span reset connection. The industrial combined structure is composed of a main span part with steel reinforced concrete lattice type columns as frame columns and an auxiliary span part formed by combining module frames in a self-reset connection mode. In the self-resetting connection mode, two self-resetting devices are arranged, one self-resetting device is a linear type self-resetting device, the other self-resetting device is a cross type self-resetting device, and damping is formed through relative sliding of the machining steel plate and the machining connection plate. The auxiliary span part is formed by horizontally connecting and vertically connecting a plurality of module frames through connecting pieces, the integrity and rigidity of the auxiliary span part can be guaranteed to a certain degree, and therefore deformation of the main span part can be limited through the large rigidity of the auxiliary span part, and the modular combined structure industrial factory building with the main span and the auxiliary span connected in a self-reset mode is formed.

The utility model discloses an ore refining stage module structure, which belongs to the field of ore refining, and comprises a grinding mechanism, the outer end of the grinding mechanism is connected with an adjusting mechanism in a sliding manner, the outer end of the adjusting mechanism is connected with a filtering mechanism in a sliding manner, the adjusting mechanism comprises a supporting frame, and the supporting frame is provided with a supporting rod. The supporting frame is fixedly connected to the outer end of the grinding mechanism, the supporting frame is of a U-shaped structure, and the outer end of the supporting frame is fixedly connected with a hydraulic assembly; by arranging an adjusting rod and a conduction head, a pair of filtering pieces can be moved and screened at the same time, the equipment can conduct module crushing and filtering in a grading mode in the refining process, the ore refining efficiency is improved, meanwhile, multi-link operation such as grinding, filtering and collecting is achieved in a compact structure, the systematization degree is high, and the efficiency is better; all the modules can operate cooperatively, the expandability and adaptability of equipment are greatly improved, and ore refining is more convenient through the ore refining stage module structure.

The application discloses a mechanical metamaterial structure with anisotropic Poisson's ratio, and belongs to the technical field of mechanical metamaterials. The structure is realized through the modular connection of a plurality of zero-Poisson's ratio tensile units and fast connection buckle components. The zero-Poisson's ratio tensile unit comprises an upper bottom plate, a lower bottom plate, an elastomer, a horned nail, a flexible hinge connecting block, a thick flexible hinge and a thin flexible hinge. The synergistic effect of these components enables the zero-Poisson's ratio characteristic, self-adaptability, self-stability and self-recovery in the axial direction. Through the cross arrangement and connection, the overall structure maintains the axial zero-Poisson's ratio and realizes the lateral negative Poisson's ratio effect in the macroscopic aspect, forms the significant Poisson's ratio anisotropy, and meanwhile, the overall structure also has good self-recovery in the lateral direction. The modular structure is convenient for local maintenance and performance regulation and control, and can adapt to the complex load environment in the fields of aerospace and flexible robots.

This invention discloses a "cross"-shaped four-way parallel microfluidic emulsification system and its application, addressing the problems of difficult maintenance and poor product consistency during parallel scale-up of existing microfluidic emulsification technologies. The system includes a fluid drive and supply module, a fluid distribution module, and an emulsification module composed of multiple independent, detachable "cross"-shaped four-way microfluidic emulsification units connected in parallel. The key feature of each emulsification unit is that the microchannel diameters at the dispersed phase inlet and emulsion outlet are equal (dD=dE), and both are smaller than the microchannel diameter at the continuous phase inlet (dC). This design, combining modular structure and hierarchical flow distribution, significantly improves unit processing consistency, system maintainability, and flow uniformity during parallel scale-up, making it suitable for high-throughput preparation of monodisperse droplets and functional microspheres.

The invention discloses a vehicle test platform based on a six-degree-of-freedom parallel robot and a working method of the vehicle test platform, and belongs to the technical field of vehicle test. The vehicle test platform comprises a gradient adjusting mechanism, a platform lifting mechanism, a fixed platform, a sliding table moving mechanism, a Stewart platform group and a raining mechanism; the slope adjusting mechanism, the platform lifting mechanism and the fixed platform are sequentially arranged on the bottom plate, one end of the sliding table moving mechanism is located in the fixed platform, the sliding table moving mechanism is slidably connected with a Stewart platform set, and the Stewart platform set limits wheels of a to-be-tested vehicle. According to the invention, a comprehensive test platform capable of completing eight types of tests of vehicle centroid measurement, rollover, vibration, road bumping, variable-speed driving, collision, raining and climbing can be constructed, and simulation and execution of various test conditions are realized by using the multi-degree-of-freedom motion capability and a modular structure of the Stewart platform group, so that the test efficiency is remarkably improved, and the test cost is reduced. And integration and multi-functionalization of vehicle research and development and testing are realized.

The utility model belongs to the technical field of refueling truck traction mechanisms, and particularly relates to an airplane refueling truck traction rod mechanism which comprises a traction rod a and a traction rod b which are connected through a connecting mechanism. According to the traction rod mechanism of the aircraft refueling vehicle, the connecting mechanism achieves the folding function of the traction rod a and the traction rod b through the synergistic effect of the connecting plate, the rotating sleeve, the plug pin and other components, the occupied space of a traction device can be reduced when the traction device is not used, and the plug pin is matched with a limiting groove and a through groove when the traction rod is unfolded for use and folded for storage; the traction rod can be limited and fixed, the stability during traction operation and the structural stability in the storage state are guaranteed, meanwhile, the traction connector is designed to be of a modular structure, adaptive modules can be rapidly replaced according to different types of tractors and aircraft refueling vehicles, the traction rod does not need to be wholly replaced, and the operation is convenient. And the universality and the flexibility of the traction rod mechanism are greatly improved.

The invention provides a full-flow-channel pneumatic turbine, and belongs to the technical field of pneumatic turbines. The technical problems that existing coal mine roadway drainage equipment is low in efficiency, electric equipment has anti-explosion hidden dangers, and the working environment temperature rises are solved. The full-flow-channel pneumatic turbine comprises a flow guide section, an acting section and a supporting section, the flow guide section is provided with a volute and at least two stages of seat rings, the acting section comprises multiple stages of rotating wheels which are staggered with the seat rings and coaxially installed, and a volute outlet flow channel, multiple stages of seat ring nozzle flow channels, rotating wheel blade flow channels and an exhaust channel are sequentially communicated to form an axial continuous full flow channel. Compressed air enters through an inlet and pushes the rotating wheel to rotate step by step to output mechanical energy, and finally low-temperature exhaust gas is exhausted into a roadway. The device has the advantages of high overall efficiency, complete explosion prevention, capability of reducing the roadway temperature by exhausting and enhancing gas emission, convenience in maintenance and adaptation due to structure modularization and the like, and is suitable for coal mine drainage, ventilation, drilling and anchoring and other scenes.