368results about How to "Reasonable layout" patented technology

The utility model provides an underwater robot for bridge detection, which relates to the technical field of bridge detection, and comprises a robot main body, a floating component for providing floating force is arranged at the upper part of the robot main body; the propeller set comprises two side propellers and two tail propellers, the two side propellers are located on the front face of the robot body, and the two tail propellers are located at the same end of the buoyancy assembly and symmetrically arranged front and back; and the two symmetrical walking mechanisms are arranged on the robot main body through mounting structural members. The beneficial effects of the utility model are that through the reasonable layout of the propeller group and the cooperative work of the propellers at the two sides and the tail part, accurate water surface positioning and movement are realized, and the robot is ensured to smoothly approach and fit a pile foundation from the water surface; the posture of the whole machine does not need to be adjusted when the pile foundation is close to the pile foundation, and the pile foundation can be directly adsorbed and attached through the propellers on the two sides; a tensioning mechanism in the walking mechanism has self-adaptability, and an elastic support is matched with a connecting frame connected in a sliding mode.

The present application relates to facility agricultural environment regulation technical field, specifically to solar energy and electric energy coupling's greenhouse collaborative heat storage temperature increasing intelligent control system, including: sunlight greenhouse body provides closed growth space and hardware bearing;Solar heat collection circulating subsystem gathers and converts solar radiation energy into heat energy, heat collection end is installed in the idle space above the framework, does not occupy planting area and light surface;Auxiliary heat source heat storage subsystem stores heat energy and can be heated by electric energy, as heat energy exchange hub and active heat storage core;Soil heat exchange heat dissipation subsystem transports heat energy to crop root zone, realizes accurate temperature increasing and passive heat storage, and heat exchange end is laid below tillage layer;Intelligent control subsystem runs according to real-time parameters self-adaptation, completes energy complementary scheduling, time sequence matching and root zone accurate temperature increasing control.

The application discloses a plastic solid waste recycling device and belongs to the technical field of plastic recycling. A fixed mold assembly is fixedly arranged on an equipment table. A movable mold assembly is movably arranged on the equipment table. A linkage member is movably arranged on the equipment table and is provided with a linkage plug on the side facing the movable mold assembly. An outer wall of the side of the fixed mold assembly facing the movable mold assembly is provided with an insertion block. The outer wall of the side of the insertion block facing the movable mold assembly is provided with a locking cavity. The movable mold assembly is axially provided with a penetrating insertion cavity. The insertion block is slidably arranged in the insertion cavity to realize preliminary locking. The linkage plug is slidably arranged in the locking cavity to realize relocking. The multistage locking structure is matched with the integrated sealing design. After the mold is closed, the locking is firm, the melt pressure in the injection molding process is effectively resisted, the problems of loosening and deviation of the mold are avoided, the sealing performance of the butt joint surface of the mold is greatly improved, the overflow and leakage phenomena are completely eliminated, the quality of the plastic product is ensured, and defects such as flash and uneven wall thickness are reduced.

This invention discloses a device and method for sewing curved sheets with varying diameters on a flat knitting machine, belonging to the field of textile machinery technology. The device includes a curling mechanism and a sewing mechanism; the curling mechanism includes a variable-diameter cylindrical device and a matching holding mechanism. The variable-diameter cylindrical device includes an inner cylinder and an outer cylinder, which expand or contract synchronously via corresponding telescopic connecting rods and a central spindle. The holding mechanism is controlled by an electromagnet, achieving precise holding of the curved sheet by switching the magnetic pole direction. Through the curling and sewing mechanisms, this device expands the fan-shaped curved sheet from a two-dimensional to a three-dimensional structure during rotation, while simultaneously achieving automatic edge sewing of the curved sheet. The inner cylinder can move axially relative to the outer cylinder, allowing the sewn curved sheet to automatically detach from the outer cylinder. This invention simultaneously achieves gripping, curling, expansion, alignment, and demolding, and is suitable for sewing curved sheets with varying diameters on both sides.

This utility model discloses a tunnel fire-fighting foam liquid filling system, belonging to the field of fire-fighting equipment technology. It includes several fire boxes, a foam liquid filling vehicle, and a monitoring center. Both the fire boxes and the foam liquid filling vehicle are networked with the monitoring center to achieve data exchange. Specifically, each fire box contains a foam liquid storage tank and a first control device. The foam liquid storage tank is equipped with a first liquid level sensor, a solenoid valve, a variable frequency delivery pump, and a first flow meter. A flow regulating valve and a second flow meter are installed on the pressure water pipe. All components are connected to the first control device. The foam liquid filling vehicle contains a foam liquid storage tank, a variable frequency high-pressure pump, a battery, a third flow meter, and a second control device. Both the first and second control devices are connected to the monitoring center. This utility model provides a highly efficient, intelligent, and easy-to-maintain tunnel fire-fighting foam liquid filling system.

This invention discloses a vertical cigarette packing device and its working method, which solves the problem of large footprint of existing cigarette packing machines. It has the beneficial effects of reducing the footprint of cigarette packing equipment and expanding the application range of cigarette packing machines. The specific solution is as follows: A vertical cigarette packing device includes a frame, which supports a multi-segment transfer mechanism, a cigarette pack flipping mechanism, and a flat plate opening and closing mechanism. The multi-segment transfer mechanism is located at the top of the frame and is connected to a clamping and suction composite clamp. The cigarette pack flipping mechanism is set on the side of the clamping and suction composite clamp. A cigarette pack clamping mechanism is set on the inner side of the frame of the cigarette pack flipping mechanism. The flat plate opening and closing mechanism is set below the cigarette pack clamping mechanism. The cigarette pack flipping mechanism flips several horizontal cigarette packs into a vertical state. The cigarette pack clamping mechanism clamps the vertical cigarette packs. When the flat plate opening and closing mechanism is closed, it supports the bottom of the vertical cigarette packs.

The utility model provides fork truck battery charging cabinet, through setting open type charging bin in the front side of cabinet body, can fast insert battery into charging bin when charging, convenient operation, set up charger group and control module in the rear side hidden mode of cabinet body, and open the cabinet door at rear side to carry out maintenance operation to charger group and control module, each module layout is reasonable, and charging and maintenance operation are convenient, appearance is simple and elegant, and the practicality is good, solves the technical problem that the existing technology has, charging bin charging operation process is inconvenient, and maintenance operation is inconvenient to the charger and control system, and the rationality of module layout is also relatively lacking.

This invention relates to an automatic shaft feeding device and method, comprising a storage box, a screening base, and a pushing mechanism; the storage box has an opening at its upper end, and a positioning seat and a feeding unit are provided on the side of the opening near the screening base; a lifting unit is provided on the inner wall of the storage box; the positioning seat has a positioning groove for positioning the shaft in a lying position, and when the shaft is placed in the positioning groove, part of its side surface is exposed outside the positioning groove; the device also includes a flipping unit for driving the positioning seat to rotate longitudinally, a fixture located above the positioning seat, and a lifting unit for driving the fixture to rise and fall; the fixture has a contour groove corresponding to the part of the shaft exposed outside the positioning groove; the device also includes a monitoring component for monitoring the downward movement of the fixture; the screening base has a screening inclined surface; it can automatically identify and screen conical or quasi-conical shafts in both directions and perform secondary error-proof screening on the inclined surface, thereby achieving accurate automatic shaft orientation identification and feeding.

The application belongs to the field of coating detection, and specifically discloses a detection equipment for coating production, which comprises a sampling mechanism, wherein the sampling mechanism is connected with a base, a stirring tank is installed at the upper end of the base, the stirring tank is communicated with the sampling mechanism, the sampling mechanism comprises a stepping motor, the stepping motor is connected with a glass frame, a spectrometer is installed at one end of the glass frame, the output end of the stepping motor is in transmission connection with a lead screw, the lead screw is in threaded connection with a sliding rod, the sliding rod is in sliding connection with the glass frame at both ends, the sliding rod is connected with three sample cups which are arranged at equal intervals at the top of the sliding rod, and the sliding rod is in contact with a quantitative control mechanism. The stepping motor is used for driving the sliding rod to translate and trigger the quantitative control mechanism, the multi-angle test pieces arranged in an interlaced mode are combined with the spectrometer, the full-process automatic detection from layered sampling, sedimentation observation to coating optical performance analysis is realized, and the problems of sample cross contamination and low detection efficiency in the prior art are solved.

This utility model discloses a double-headed tape wrapping machine, including a supporting base block. A base pad is symmetrically threaded to the bottom surface of the supporting base block. A control panel is fixedly mounted on one side of the supporting base block. Adjusting cylinders are horizontally and symmetrically fixed to both ends of the supporting base block. A movable top block is symmetrically connected to the top surface of the supporting base block. A fixed ring is vertically welded to the top surface of the movable top block. A rotating inner ring is sleeved on the inner side of the fixed ring. A material box is fixedly mounted on the inner side of the rotating inner ring. A transmission motor is fixedly mounted on one side of the movable top block. This machine can meet the wrapping requirements of products of different specifications and materials, exhibiting strong adaptability and versatility. Operation is simple and easy to understand, requiring no professional technical training. Furthermore, the reasonable layout of the various components facilitates installation, debugging, and maintenance, reducing the labor intensity of operators and improving work efficiency.

The invention discloses a novel metal test piece end face polishing and grinding device which comprises a test piece chuck, a pressing device, a straight driven piece, a plane cam, a movable sliding block assembly body, a linear guide rail structure and a movable frame. The test piece chuck comprises a dovetail matching block, a test piece chuck block, a pressing screw and a chuck fixing screw. The pressing device comprises a cover plate, a compression spring, a lifting block, a threaded pin and a rolling bearing; the straight follower comprises a lifting block, an indexing block and a limiting screw. By means of the novel metal polishing and grinding device, the problem that after traditional manual polishing and grinding equipment conducts polishing and grinding, cambered surfaces and fillets appear on the polishing and grinding end face is solved, the yield of metallographic samples and the utilization rate of consumable items such as abrasive paper are increased, a linear one-way polishing and grinding mode is researched, developed and provided, and a novel semi-automatic mechanical polishing and grinding device is designed.

The utility model relates to appearance detection equipment, comprising a conveying mechanism configured to continuously convey clamps loaded with products; the at least one top surface detection mechanism is erected above the conveying mechanism and is configured to perform image acquisition on the top surface of the product; the two large surface detection mechanisms are arranged on the two sides of the conveying mechanism respectively and are configured to perform image acquisition on the two first side surfaces of the product; the at least one rotary detection mechanism comprises a rotary execution assembly and a detection execution assembly, the rotary execution assembly is erected above the conveying mechanism, the detection execution assembly is adjacent to the conveying mechanism and corresponds to the rotary execution assembly, and the rotary execution assembly is configured to clamp and rotate a product; the detection execution assembly is used for carrying out image acquisition on the two second side surfaces of the product. The device can achieve the comprehensive detection of the surface of a product, and improves the detection efficiency.

The invention relates to the technical field of rana nigromaculata slaughtering, in particular to a rana nigromaculata slaughtering machine. Comprising a rack, and a supporting plate, a rolling belt, a blade, a viscera removing piece, a conveying belt, a push rod, a pneumatic clamping jaw, a head removing blade and the like are arranged above the rack; the lower portion of the supporting plate is driven by a rolling motor, so that the rolling belts on the two sides rotate at the same rotating speed. The rana nigromaculata is clamped by the rolling belts on the two sides and conveyed along a straight line, belly opening and viscera removing operation is sequentially completed, then the rana nigromaculata is conveyed to the baffle through the conveying belt to be subjected to peeling and head removing, the rana nigromaculata is pushed out through the push rod after peeling and head removing are completed, and continuous slaughtering of the next rana nigromaculata is achieved circularly. The device has the advantages of short time consumption, high efficiency, low labor cost, small operation difficulty, small occupied area, simple structure, high automation degree and the like, can meet the large-scale slaughtering requirements of rana nigromaculata, and has a good application prospect.

The utility model discloses a stamping processing waste material cleaning collection device relates to stamping waste material collection technical field, including punch press platform, the punch press platform lateral wall bottom symmetry is equipped with limiting bolt, the punch press platform bottom and sliding connection in limiting bolt outer wall is equipped with the wheel removal outer box, the wheel removal outer box inner wall sliding connection has the material receiving inner box, the material receiving inner box bottom is equipped with the material discharge opening, the material discharge opening inner wall sliding connection has the opening cover, one end lateral wall of opening cover is equipped with the inclined slide, the inclined slide top is equipped with the side baffle, one end symmetry of opening cover top is equipped with the connecting column, the other end lateral wall of opening cover is equipped with the limiting connecting plate symmetry. The utility model discloses in combination linear sliding and rotation design, further increase convenient material discharge design, so that the device when using, and the user can effectively discharge and clean the waste material in the box.

A quartz glass product sintering support, relating to the quartz glass product processing field, including base, support column and suspension frame assembly, wherein the support column is vertically arranged in the middle position of the upper surface of the base, and the suspension frame assembly is arranged on the support column. The suspension frame assembly includes a sintering support plate, a main support groove and a cross support groove, wherein the sintering support plate is sleeved on the support column, and the main support groove and the cross support groove are arranged on the upper surface of the sintering support plate. The utility model sets multiple suspension frame assemblies on the support column, and the multiple suspension frame assemblies are stacked on the support column with spacing between each other, so that the glass tubes on each sintering support plate are not blocked during the sintering process, are uniformly heated, and the main support groove and the cross support groove on the sintering support plate are designed to reasonably arrange quartz glass tubes of different lengths, save sintering space, and make the sintering space layout more reasonable.

The invention discloses an electric all-terrain vehicle which comprises a vehicle frame, a vehicle body covering part, a walking system, a power system, an electrical system and a cargo bucket, the vehicle frame comprises a front vehicle frame and a rear vehicle frame, the vehicle body covering part and the rear vehicle frame jointly form a cabin, a seat is arranged in the cabin, and the walking system comprises front wheels and rear wheels; the electrical system comprises a high-voltage electrical system, and the high-voltage electrical system comprises a power battery; the cargo bucket is located behind the seat and above the power system, and the power battery is located below the seat and in front of the power system; a mounting space is jointly defined among the seat, the goods bucket, the power battery and the power system, and a storage box is arranged in the mounting space; at least part of the storage box is located between the seat and the goods hopper, and at least part of the storage box is located between the power battery and the goods hopper. According to the electric bicycle, the power battery, the seat, the power system and other components have a reasonable arrangement form in the rear frame so that a large installation space can be vacated, and the arrangement form can achieve the good space utilization rate.

This invention belongs to the field of space laser communication and deep space exploration technology, and discloses an integrated detection device for space laser communication monitoring and interaction. The device includes a main body, on which are integrated a solar panel, a navigation imaging device, a communication antenna, a communication receiver, a radar, a landing support, and functional components for communication monitoring, environmental perception, and interactive operation. This invention forms a closed-loop system through electrical, signal, and mechanical connections, enabling simultaneous execution of multiple tasks, significantly improving the device's space operation efficiency, reducing the load pressure on space launch vehicles, and adapting to the space constraints of on-orbit operations. The communication antenna and receiver achieve bidirectional signal interaction through a high-speed laser communication module and are linked with the navigation imaging device and environmental sensors to ensure stable transmission and status monitoring of laser communication signals, which is beneficial for practical applications and operations.

The utility model discloses a rotary guide core-pulling structure capable of shortening an injection molding period, and relates to the technical field of injection molds. Comprising a bottom die main body, the bottom die main body is provided with a guide core-pulling mechanism used for an injection mold, the guide core-pulling mechanism comprises a rotating assembly and a fixing block arranged on the side wall of the bottom die main body, and a locking block is connected with a locking groove in a clamping mode, so that a connecting block can be effectively fixed; the connecting block is prevented from moving due to pressure fluctuation of the hydraulic rod or other factors, so that stable meshing of the gear rod and the annular gear is guaranteed, high pressure in the injection molding process is effectively resisted through rigid locking, displacement of the mold core is prevented, and the forming precision of precise structures such as threads is guaranteed; the energy is saved, the action time is shortened, locking and unlocking operation can be achieved by rotating the screw, and the device is simple, convenient and easy to control.

The invention relates to the technical field of chemical industry park energy supply, and discloses a chemical industry park production centralized energy supply optimization system. The system comprises an energy conversion station, an energy supply pipeline, an intelligent energy management station, a central control room and a signal instruction transmission line. A combined heat and power generation device and a waste heat recovery device are arranged in the energy conversion station; the energy supply pipeline is of a double-layer structure, the inner layer is corrosion-resistant alloy, the outer layer is high-strength alloy steel, and a buffer heat insulation layer is arranged in the middle. A pressure transmitter, a cut-off valve and an emergency emptying valve are arranged on the pipeline and are connected with a central control room through a signal line; an energy sensor is arranged on the production device and is connected with the intelligent energy management station; and a regulating valve and a flow meter are also arranged on the pipeline. The double-layer pipeline structure is combined with a real-time pressure monitoring and emergency processing mechanism, so that the energy supply safety is remarkably improved; through combined heat and power generation, waste heat recovery and intelligent energy distribution, the comprehensive utilization rate of energy is increased to 78%-82%; and the production stability is guaranteed through accurate regulation and control, and the defective rate of products is effectively reduced.

The application discloses a key and a mechanical keyboard capable of changing key force, the key is a light guide type key, a first light blocking device is arranged between first and second light guide bodies, the upper part of the key is one of a right-angle trapezoidal body, a similar right-angle trapezoidal body, a right-angle triangular body and a similar right-angle triangular body, and the lower part of the key is a rectangular body; the light guide type key takes the key force number as a key conduction parameter; in the process that a user presses a handle of the key, the light quantity transmitted by the second light guide body to a light-sensitive receiving element changes with illumination intensity and illumination time; when the light quantity of the light-sensitive receiving element reaches a preset value, the preset value is read by a single-chip microcomputer, and the light guide type key is conducted. Different regions of the keyboard are provided with keys with different key forces, the key conduction required by different fingers is different in the number of down-pressing forces, the key force layout is more reasonable, the keyboard key mis-triggering can be well solved, the keyboard can better adapt to the human engineering layout, and the key experience is better.

The present application relates to a kind of dry screw compressor of gear speed-up, gas compression area is equipped with compression component on it, gear bearing, bearing lubrication area is equipped with shaft seal component on it, gear bearing lubrication area is also equipped with gear component;Gear component includes the speed-up gear set driven by low-speed motor, speed-up gear set realizes high speed transmission by synchronous gear set driven yin, male rotor.High speed transmission is realized by low-speed motor matching speed-up gear, and synchronous gear drives rotor synchronous operation, avoid mutual friction and collision between rotor, overall layout arrangement is reasonable, compact structure, transmission operation is stable, power transmission efficiency is high, cost is reduced.Using equipped shaft seal component combines embedded labyrinth seal structure, with air barrier, leakage collection and leakage backflow structure, sealing performance is stable and reliable, prevent lubricating oil from leaking into the interior of compression area, while avoiding compressed gas to leak into lubrication area, ensure dry screw compressor oil-free compression operating condition stable operation, improve the reliability of equipment operation.

This utility model relates to the technical field of new energy engineering vehicle washing machine devices, and provides a new energy vehicle intelligent wheel washing machine spray cleaning device, including a canopy, side spray components on the left and right sides of the canopy, the side spray components being connected to a side spray water pump through side spray connecting pipes; a bottom spray component at the bottom of the canopy, the bottom spray component being connected to a bottom spray water pump through a bottom spray connecting pipe; a recognition camera at the inlet end of the canopy; and a recognition system control cabinet, which is electrically connected to the recognition camera, the bottom spray water pump, and the side spray water pump. This utility model provides a robust, intelligent, efficient, energy-saving, and environmentally friendly new energy vehicle intelligent wheel washing machine spray cleaning device, which can automatically adjust the cleaning mode according to different vehicle types, improving cleaning efficiency and safety, and is suitable for various complex working environments.

The application relates to a multi-gear power split hybrid transmission system and a vehicle, which comprises an electronic continuously variable transmission, a planetary gear mechanism composed of a sun gear, a planet carrier and a ring gear, an engine in transmission connection with the planet carrier, a first motor in transmission connection with the sun gear, a ring gear connecting shaft in connection with the ring gear, a double power coupling mechanism comprising an output shaft and an intermediate shaft, a second motor in transmission connection with the intermediate shaft, a first gear shifting mechanism and a second gear shifting mechanism connected between the ring gear connecting shaft and the output shaft and independent of each other, and a third gear shifting mechanism connected between the output shaft and the intermediate shaft. The transmission system of the application is dynamically switched through different transmission paths, power is mutually compensated in the gear shifting stage, the driving jerk is significantly reduced, and the transmission fluency is improved. The engine and the motor can be fully utilized in the high-efficiency working area, different load requirements can be met through the multi-gear design, the vehicle fuel consumption is effectively reduced, and the structure is compact and the layout is reasonable.

The present application relates to soft ground treatment technical field, specifically to a kind of based on non-uniform soft foundation pressurized vacuum preloading device and layout method, preloading device includes: pressurized pipe body, can be connected in series;Connecting pipe body is spaced in the pressurized pipe body, side wall and the side wall of pressurized pipe body are enclosed into pressurized cavity, and the side wall of pressurized cavity is provided with multiple exhaust holes;Pressure regulating mechanism is connected between the inner cavity of connecting pipe body and pressurized cavity, and the size of the on-off and effective communication area of communication passage between the inner cavity of connecting pipe body and pressurized cavity can be adjusted;Wherein, in the case where two pressurized pipe bodies are connected, corresponding two connecting pipe bodies are connected, can be according to the permeability coefficient and consolidation characteristics of different depth soil layer, specifically adjust pressurized pressure, to improve reinforcement effect, improve construction efficiency.The preloading method is based on the preloading device described above.

This invention provides an integrated device for controlling microbial contamination in seawater desalination, comprising a base, a high-pressure pump mounted on the left side of the base, an online flow cytometer system mounted on the base, and an RO membrane holder mounted on the right side of the base. The base facilitates the installation of the dosing mechanism, diaphragm pump, and online flow cytometer system. The high-pressure pump pressurizes and delivers seawater for subsequent desalination via the RO membrane. The online flow cytometer system monitors the microorganisms in the seawater delivered by the high-pressure pump and simultaneously controls the diaphragm pump to deliver the bactericide from the dosing mechanism upstream of the cartridge filter, sterilizing the seawater entering the RO membrane and thus extending the cleaning cycle and lifespan of the RO membrane.

The utility model relates to the technical field of clinical examination instruments, and provides a small full-automatic blood type analyzer convenient to transport and install, which comprises a cabinet body, a workbench arranged in the cabinet body, a cabinet door arranged on the cabinet body corresponding to the workbench, and a sample adding module suspended above the workbench, a suction head carrying frame, a reagent carrying frame, a diluent carrying frame, a uniform shaking and refrigerating unit and a gel carrying frame are arranged on the working table in the length direction of the working table; a heating module, a puncture module, an interpretation opening and a waste clamping groove are arranged behind the gel carrier, an interpretation module is fixed to the position, close to the interpretation opening, of the back face of the workbench, a centrifugal module is arranged behind the heating module, the upper portion of the centrifugal module is connected with the workbench in a clamped mode, and the lower portion of the centrifugal module extends to a bottom plate of the cabinet body and is fixed to the bottom plate of the cabinet body. According to the scheme, by optimizing the layout of the workbenches and cooperation among the modules, the requirements of scenes such as primary medical treatment and mobile detection for portability and reliability of equipment are met.

The utility model provides a steel structure bridge body exempts from welding lamp installation support, include: clamping base, lamp installation arm and locking assembly, lamp installation arm and locking assembly are installed respectively in both ends of clamping base, lamp installation arm is used to install the lamp, locking assembly is used for with clamping base detachable fixed on bridge body steel structure, the utility model provides a steel structure bridge body exempts from welding lamp installation support, exempts from welding, detachable installation of lamp through locking structure realizes, and installation is convenient and efficient, can adjust lamp installation position and irradiation angle flexibly, and have good antiskid, anticorrosive performance and cable protection measure, effectively adapt bridge working condition, ensure lamp installation solid and reliable, prolong the life, reduce maintenance cost, the convenience, flexibility and reliability of lamp installation have been improved comprehensively.

The utility model discloses a frequency converter with a compact structure, which comprises an upper shell, a lower shell, a control board, a driving board, an insulated gate bipolar transistor (IGBT) module integrated on the driving board, a wiring terminal strip, a radiator and a fan, the upper shell is fixedly connected with the lower shell, and two ends of the upper shell are respectively and correspondingly provided with an air inlet and an air outlet. The lower shell comprises a bottom plate, a vertical plate and a top plate which are integrally connected in sequence, the control plate is transversely fixed to one end of the top plate, the driving plate is vertically arranged on one side of the vertical plate, the radiator is fixedly installed on the other side of the vertical plate, the IGBT module is fixedly connected to the back face of the radiator, and the fan is fixedly installed at one end of the vertical plate and located on the inner side of the air inlet. And the air inlet, the radiator and the air outlet are positioned on the same side. According to the utility model, the three-dimensional space can be fully utilized, and the frequency converter is more compact in structure and more reasonable in layout on the basis of ensuring effective heat dissipation, so that the occupied space is effectively saved; in addition, wiring is more convenient, and misconnection and missed connection cannot be caused.

The utility model belongs to the technical field of agricultural machinery, and relates to an agricultural machinery gearbox which comprises an input shaft, a driving transmission mechanism, a steering transmission mechanism and a planetary differential mechanism, a first hydrostatic transmission device and a second hydrostatic transmission device are arranged outside a gearbox body of the gearbox in parallel, and a main input gear is arranged on the input shaft. A first hydrostatic transmission input gear and a second hydrostatic transmission input gear are meshed with the two sides of the main input gear respectively, an input shaft of the first hydrostatic transmission device is in spline connection with the first hydrostatic transmission input gear, and an output shaft of the first hydrostatic transmission device is in spline connection with the driving input gear. An input shaft of the second hydrostatic transmission device is in spline connection with the second hydrostatic transmission input gear, and an output shaft of the second hydrostatic transmission device is in spline connection with the steering input gear. The agricultural machinery gearbox has the advantages of being compact in structure, reasonable in layout, fast in output response and the like.