20results about How to "Solve the weight problem" patented technology

The utility model relates to a cabinet with a door plate capable of being quickly disassembled and assembled, which comprises a cabinet frame and a door plate component assembled on the front surface of the cabinet frame, a sealing force-bearing lock seat is arranged on the front surface of the cabinet frame, and a sealing force-bearing lock head matched and locked with the sealing force-bearing lock seat is arranged on the door plate component. According to the utility model, the door plate component and the cabinet frame are quickly disassembled, locked and installed through the sealing force-bearing lock, and unlocking and locking are realized only by clockwise or anticlockwise rotating a slotted screwdriver by 90 degrees, so that the front door plate is quickly disassembled and assembled by a single person, the occupied space in the disassembly and assembly process is small, and the disassembly and assembly efficiency is high. And the movement of the crew is not influenced, and the crew can disassemble, assemble, debug and maintain the electronic equipment in the cabinet.

The invention relates to a dexterous lunar surface operation robot, which belongs to the technical field of aerospace / the field of lunar exploration, and comprises a specially designed mobile lifting system, a mechanical arm operation system, a navigation control system, a communication system, an energy system and a thermal control system, the mode that a foldable suspension supports local lifting of the additional platform is preferably adopted, meanwhile, the scheme that a large mechanical arm and a small mechanical arm are matched for cooperation and a tail end tool can be replaced is preferably adopted, the task operation space is expanded, the task operation height requirement is met, energy is saved, and the problem that in the prior art, the size and the weight cannot be considered at the same time is solved. And the method can adapt to different task scenes so as to solve the problem that in the prior art, the quality and the operation freedom degree cannot be considered at the same time, the operation freedom degree is met, meanwhile, the task reliability is considered, and most tasks can still be completed under the single-arm fault condition.

The present invention discloses a titanium alloy and aramid lightweight composite protective plate, comprising alternately distributed titanium alloy plates and aramid plates, wherein the total number of layers of the titanium alloy plates and aramid plates is 3 to 7 layers, and the outermost layer of the protective plate is a titanium alloy plate. In addition, the present invention also provides a method for preparing the titanium alloy and aramid lightweight composite protective plate, wherein the titanium alloy plates and aramid plates are coated with an adhesive and then stacked, and then cured at room temperature and high pressure to obtain a composite protective plate. The present invention adopts a multi-layer composite reinforcement method of titanium alloy and aramid, and by designing the thickness of different materials layer by layer, the advantages of the linear ultra-high strength of the aramid material and the high specific strength of the titanium alloy material are maximized in the ability to resist projectile penetration, and the surface density of the protective plate is greatly reduced.

The utility model discloses a lifting column with internal wiring, and belongs to the field of lifting equipment. The lifting column comprises a first section pipe, a second section pipe, a driving mechanism, a control unit, a wire and a drag chain, the second section pipe is sleeved with the first section pipe, the driving mechanism, the control unit, the wire and the drag chain are arranged in the first section pipe and the second section pipe, the driving mechanism and the drag chain are connected to the first section pipe and the second section pipe, and the driving mechanism is used for driving the second section pipe to ascend and descend. The drag chain is used for containing a wire, the control unit is installed on the first section pipe and / or the second section pipe, and the wire is connected with the driving mechanism and the control unit. According to the utility model, a plurality of leads in the lifting column can be accommodated through one drag chain, so that the service lives of the drag chain and the leads are greatly prolonged, the size and the weight of the lifting column are reduced, and the problems of large size and large weight due to the large number of spring wires used by the lifting column in the prior art are solved.

This invention relates to an energy consumption optimization method for special steel annealing furnaces based on improved nonlinear model predictive control, belonging to the field of intelligent control technology for special steel heat treatment. It solves the problems of lag and overshoot inherent in the PID controllers used in most existing annealing furnaces. Based on the law of conservation of energy, the formulas for annealing furnace heat loss, heating, and steel heat absorption, a nonlinear differential equation describing the furnace temperature is obtained. The current state and operating parameters are acquired. A physical information neural network is constructed based on the nonlinear differential equation describing the furnace temperature to predict the furnace temperature. Based on the predicted furnace temperature, current state, and operating parameters, an NMPC controller is used to obtain the updated valve opening. This invention enables real-time adjustment of the furnace temperature by a nonlinear model according to the current state and operating parameters.

The invention discloses a pressurizing and curing method for a light III-type winding composite gas cylinder for a respirator, which comprises the following steps: S1, material preparation and pretreatment: materials comprise a fiber material and resin; s2, uniformly winding the fiber material on the surface of the gas cylinder through a preset winding process; and S3, the wound gas cylinder is pressurized and cured. According to the pressurization curing method for the light III type winding composite gas cylinder for the respirator, the problems that in an existing curing process, the weight and the performance are difficult to consider, the internal quality is poor, and the production efficiency is low are solved, and the composite gas cylinder which is light, high in performance, safe and reliable is produced.

The invention discloses an external driving module for driving an ink screen keyboard and an ink screen keyboard system.The external driving module comprises a mounting base, a TFT circuit module and an insulating film, the TFT circuit module is used for driving particles, with positive and negative electricity, of an electronic ink film of the ink screen keyboard to move, and therefore icons of key caps of keyboard keys can be changed; according to the ink screen keyboard, the TFT circuit module is arranged on the mounting base, the mounting base is detachably connected with the keycaps of the keys, after the TFT circuit module modifies the icons of the keycaps of the keys of the keyboard, the whole external driving circuit can be taken down from the keycaps of the keys, and the technical problem that in the prior art, a TFT circuit is arranged in the ink screen keyboard, so that the ink screen keyboard is difficult to repair when damaged is solved. The ink screen keyboard system comprises an ink screen keyboard and an external driving module used for driving the ink screen keyboard, and the technical problems that the ink screen keyboard is large in weight and high in cost, and keyboard keys are difficult to repair due to the fact that a built-in driving circuit exists are solved.

The present invention discloses a thermal resistance optimized heat insulation integrated wallboard structure and its production process, which relates to the technical field of wallboards, including the preparation of heat insulation materials, wherein the heat insulation materials include polystyrene insulation boards, vacuum insulation boards, aerogels and silicate boards, wherein the polystyrene insulation boards and aerogels constitute heat insulation layers, and the preparation of the polystyrene insulation boards includes the following steps: material selection, foaming treatment, mixing and stirring, and solidification molding. The present invention achieves stable indoor temperature and reduced indoor and outdoor heat exchange by designing the preparation of heat insulation materials, solves the problem of energy waste of heat insulation wallboards, and improves living comfort.

The present invention discloses a device for detecting the impact strength of welding points for processing an automobile seat frame assembly, comprising a placement and adsorption structure, wherein a control knocking structure is installed inside the placement and adsorption structure, wherein the placement and adsorption structure comprises a protection and noise reduction component fixedly installed on an adsorption and buffering component, and the protection and noise reduction component comprises a workbench with a protection box fixed on the top, and slide grooves are provided on the top and one side of the inside of the protection box, a fixing groove is provided on the top of the outer wall of the protection box, and a control magnet bar is fixed to the protection box through the fixing groove, and through grooves are provided between the control magnet bars for convenient connection with the control knocking structure, a silencer is fixed on the top of the protection box, and the adsorption and buffering component comprises a recess fixed on the bottom of the inside of the protection box, and sound-absorbing cotton is laid and fixed inside the recess. The device for detecting the impact strength of welding points for processing an automobile seat frame assembly absorbs noise through the provided silencer.

The present invention provides a lightweight ceramic tile composite board structure and a manufacturing method thereof, wherein the composite board structure comprises a hard bottom plate, a frame profile covered on the hard bottom plate, an extruded board sleeved in the frame profile, and ceramic tiles laid on the extruded board, an asbestos mesh is laid between the ceramic tiles and the extruded board, and the upper surfaces of the hard bottom plate and the extruded board are coated with adhesive; the manufacturing method comprises the steps of positioning, primary gluing, board laying, secondary gluing, mesh laying, brick laying, and hot pressing. The present invention adopts an extruded board to reduce the overall weight of the composite board, thereby solving the weight problem, and at the same time, the present invention adds a frame profile around it, thereby enhancing the overall strength of the composite board. The frame profile is made of aluminum material, which can effectively protect the ceramic tiles when the composite board is transported while ensuring a relatively light weight, preventing the ceramic tiles from being damaged by collision during the transportation or installation process, and bringing great convenience to the transportation and installation of the composite board in the later stage.

The utility model relates to a turnover steering device for a double-sided labeling machine, which comprises a rack and a plurality of conveying belts arranged on the rack and used for conveying materials, a turnover component is arranged on the rack and comprises a plurality of turnover discs and a turnover motor for driving the turnover discs to rotate intermittently, and the turnover discs are arranged on the rack. The overturning disc is provided with at least one overturning notch for materials to be overturned to the other side after the materials enter the overturning disc, the overturning disc penetrates through the conveying belt, when the overturning notch faces the material conveying direction, the overturning notch is flush with the conveying belt, and the materials enter the overturning assembly along the conveying belt after being labeled on the front face of the labeling machine at the front end. Then entering the overturning notch of the overturning disc, overturning by 180 degrees along with the driving of the overturning motor, and then reaching the other side of the overturning disc, so that the original non-labeled side of the reverse side is overturned by the overturning disc, then automatically faces the outer side, and advances to the labeling machine at the rear end through the conveying belt to be labeled again, manual intervention is not needed, and automatic labeling of the front side and the back side is realized; the stability and the processing efficiency are improved.

The invention relates to the technical field of tracked armored vehicles, and particularly discloses a Y-shaped connecting shaft double-rim belt supporting wheel structure. The double-rim belt supporting wheel structure with the Y-shaped connecting shaft is characterized by comprising the Y-shaped belt supporting wheel connecting shaft, a bearing, a belt supporting wheel body, a locking nut, an end cover and a fastener. Compared with a traditional structure, the Y-shaped connecting shaft structure and the Y-shaped structure characteristic in the middle of the shaft part are used for avoiding the induction teeth, the design size of the belt supporting wheel body is greatly reduced, the problems that the arrangement space of the wheel body is deficient and the weight is too large are effectively solved, and the belt supporting wheel has the advantages of being small and exquisite in structure and reliable in work and is suitable for most tracked vehicles.

The invention provides a rotor baffle assembly, a motor and a compressor, the rotor baffle assembly comprises a rotor baffle and a weight increasing structure, the rotor baffle is provided with a reamed hole, the reamed hole is provided with an axis, the axis of the reamed hole is parallel to the axis of the rotor baffle, and the weight increasing structure is arranged along the axis direction of the reamed hole. The rotor baffle is provided with at least two reamed holes, each reamed hole is of a hole structure with at least two unequal cross sectional areas, the number of the reamed holes is at least two, the at least two reamed holes are formed in the circumferential direction of the rotor baffle at intervals, and the weighting structure is arranged in at least one reamed hole and / or on the periphery of at least one reamed hole. According to the invention, the weighting structure can be arranged in the reamed hole and / or on the periphery of the reamed hole, so that the weighting structure is limited and prevented from falling off, the fixing and limiting effects of the weighting structure are improved, and the problem that the overall size and the weight of the motor are relatively large due to a rotor dynamic balance calibration mode in the prior art is solved.

The utility model provides a cooker cover which comprises the following components: the cooker cover is made of a soft material; the cooker cover comprises a cooker cover main body and a cooker cover edge arranged on the outer side edge of the cooker cover main body; the cooker cover edge comprises a positioning part, and the positioning part is arranged on the lower side face of the cooker cover edge and protrudes downwards. A rigid framework is arranged in the positioning part, and the plane shape of the rigid framework is consistent with the plane shape of the positioning part. The mode that a glass cover serves as a main body in the prior art is abandoned, the soft material is creatively used as the main body of the cooker cover, the weight of the cooker cover is reduced, and the situation that the glass cover is broken after being collided is avoided; in order to solve the problem that the cooker cover main body is easy to deform due to the fact that a soft material is used as the cooker cover main body, a rigid framework of which the plane shape is consistent with that of the positioning part is additionally arranged in the positioning part, so that the soft material is prevented from being stressed and deformed to influence the use.

This utility model relates to the field of robotics and discloses a robot arm structure, including an arm body, an arm assembly, and a shoulder joint assembly. The arm assembly includes a large connecting arm and a small connecting arm, with a front connecting seat rotatably connected to the large connecting arm between the large and small connecting arms. A first motor is mounted on the large connecting arm, and a front joint module for driving the rotation of the small connecting arm is mounted on the front connecting seat. A rear connecting seat is rotatably connected to the large connecting arm between the rear end of the large connecting arm and the shoulder joint assembly, and a rear joint module for driving the rotation of the large connecting arm is mounted on the rear connecting seat. This utility model has the advantages of flexible movement, compact structure, and relatively low cost.

The utility model discloses a kind of integrated table and chair assembled with corrugated paper, it includes supporting mechanism;Two desktop mechanisms are respectively detachably engaged and arranged on supporting mechanism;Multiple supporting plates are respectively detachably engaged and arranged on supporting mechanism and respectively contact connection with corresponding desktop mechanism;Two chair surface mechanisms are respectively detachably engaged and arranged on supporting mechanism and respectively penetrate and connect corresponding desktop mechanism, supporting plate;Connecting mechanism is penetrated and connected on two desktop mechanisms and two ends are respectively detachably engaged and arranged on corresponding supporting plate.The utility model is cooperated between the supporting mechanism, desktop mechanism, supporting plate, chair surface mechanism and connecting mechanism of corrugated paper material quality, realizes the assembly operation of integrated table and chair, effectively solve the problem that current integration table and chair are heavy and more complex to assemble.

According to the shape memory alloy actuating valve provided by the utility model, the valve core accommodating cavity and the fluid cavity are arranged in the valve body, and the fluid cavity comprises the input space, the output space and the sealed space; a valve element which slides in the valve element containing cavity and is used for opening or cutting off communication between the input space and the output space in the sealed space is further arranged, an elastic piece in the valve body outputs elastic force which drives the valve element to cut off communication between the input space and the output space, and an SMA wire of the SMA driving part is further arranged to be wound around the valve element. Contracting or loosening of the SMA wire can be controlled according to whether the SMA wire is powered on or not, then deformation force for driving the valve element to overcome elastic force to open communication of the input space and the output space in a sliding mode can be output, the overall structure of the valve is simple, driving force of the SMA wire is large, the power-to-weight ratio is high, response is rapid, and the service life of the valve is prolonged. Compared with an electromagnetic valve, the volume and the weight occupied by the coil and the magnetic piece can be effectively reduced, and the problem that an existing electromagnetic valve is large in volume and weight is solved.

The utility model discloses a plastic-coated spherical bearing isolation block, and belongs to the field of bearing retainers, the plastic-coated spherical bearing isolation block comprises an isolation block body, the two end surfaces of the isolation block body are concave spherical surfaces, the isolation block body comprises a metal reinforcing piece at a core part and a high-molecular plastic shell wrapping the metal reinforcing piece, and the metal reinforcing piece is arranged at the core part of the isolation block; the anti-pressure capability and the stability of the whole isolation block can be remarkably improved, and the polymer plastic shell not only has good toughness and elasticity, but also can resist certain impact and vibration. According to the isolation block, the metal reinforcing piece can be tightly wrapped in the isolation block to form an integral structure, so that the bearing capacity of the isolation block is enhanced, compared with a plastic isolation block and a metal isolation block, the isolation block can well meet the use requirements in various complex environments, and the stability and the reliability of the bearing are improved.

The invention provides a capacitor for wireless charging, and belongs to the technical field of wireless charging. In order to solve the problems that a capacitor for wireless charging is large in weight and high in cost, the capacitor for wireless charging comprises a capacitor body, and the capacitor body comprises a plurality of first electrode plates and second electrode plates which are alternately arranged in a stacked mode in the first direction. An insulating sheet is arranged between the adjacent first electrode plate and second electrode plate; the insulation sheet is made of single crystal aluminum oxide, metal layers are arranged on the opposite surfaces of the insulation sheet and are in contact conduction with the first electrode sheet and the second electrode sheet respectively, and orthographic projections of the two metal layers in the first direction are overlapped; isolation cavities are formed in the circumferential directions of the first electrode plate and the second electrode plate, and the isolation cavities are filled with insulating materials. According to the invention, the light weight and low cost of the capacitor are realized, and the capacitance value precision of the capacitor can be improved.

The utility model relates to the technical field of concrete construction, especially a coal mine concrete injection head clamping trolley, including the trolley, the middle part fixed mounting of trolley has the support pipe, the outside sliding connection of support pipe has a support sleeve, the outside rotation of support sleeve is connected with a rotating seat, the inside rotation of rotating seat is connected with a clamping sleeve. The utility model has the advantages of: the trolley can bear the weight of injection head and part of the shotcrete pipe during operation, directly solve the weight problem of injection head and part of the shotcrete pipe, the directional wheel and universal wheel under the condition of braking, offset or basically offset the reverse impact force produced in the injection head injection operation process, greatly reduce the operator's work physical consumption, the support pipe and support sleeve can realize height adjustment under the cooperation of adjusting pin, suitable for different height operators, and the physical requirement of operator can also be relaxed.