442results about How to "Easy assembly and maintenance" patented technology

The invention discloses an ultrathin high-power direct current magnetoelectric motor, comprising a transmission shaft, a discal stator component sleeved at the middle section of the transmission shaft, discal rotor components which are respectively arranged at the two sides of the stator component and rotate with the transmission shaft, and an upper end cap and a lower end cap which are respectively arranged at the two sides of the rotor components. The stator component comprises a discal stator frame, a plurality of fan-shaped grooves which are arranged on the stator frame in a ring form, fan-shaped windings arranged in the fan-shaped grooves, and inner clamping rings and outer clamping ring for fixing the fan-shaped windings. The rotor component comprises a rotor plate fixedly connectedwith the transmission shaft, fan-shaped grooves which are arranged on the rotor plate in a ring form, and permanent magnets fixed in the grooves. The surface of the rotor plate, which provided with the permanent magnets, faces the fan-shaped windings. The motor of the invention has the advantages of higher efficiency and energy saving, and the manufacturing, the assembling and the maintenance of the stator winding are more simple, convenient and reliable.

The invention discloses a blade state monitoring device and a monitoring method of a wind turbine generator system. The blade state monitoring device comprises a sensor and a controller, wherein the sensor is arranged on a tower rack, a cabin or a generator of a wind turbine generator system with blades, and is used for monitoring the distance between the sensor and a sucking surface of a blade, and used for acquiring actual distance data between the sucking surface of the blade and the sensor; the controller is connected with the sensor so as to receive the actual distance data output from the sensor, and is used for judging the torsion state of the blade according to initial distance data and the actual distance data between the sucking surface of the blade and the sensor. According to the blade state monitoring device, as the distance between the sensor and the blade is monitored through an external sensor, and whether the torsion deformation of the blade is too large or not is judged according to the acquired actual distance data and the initial distance data, whether the blade has the risk of cracking or structural abnormity or not can be judged, corresponding measures such as repairing can be taken in time, the loss caused by blade cracking can be reduced, and meanwhile the cost of blade component replacement can be reduced.

The invention relates to an automatic medicine storing and taking system for a hospital, in particular to a storing and taking management system of medicines and consumed materials in an operating room. The medicine storing and taking system comprises a cabinet body, a medicine storage unit and a control system, wherein the control system controls the medicine storage unit by a control circuit; the medicine storage unit comprises a body, a plurality of controllable medicine boxes and a medicine box fixing frame, and the controllable medicine boxes are arranged on the medicine box fixing frame; the medicine box fixing frame is arranged at the bottom of the box from an installing groove at the rear part of the body; the side surface of the medicine box fixing frame is provided with a plurality of L-shaped opened grooves at equal intervals, and the L-shaped opened grooves are in matched installation with bosses arranged at the lower part of the controllable medicine box; the controllablemedicine box comprises a single medicine keeping box and a plurality of medicine keeping boxes; the size unit of the single medicine keeping box is the basic size unit of the controllable medicine box; and the lengths and the widths of the medicine keeping boxes are integral multiples than those of the single medicine keeping box. The automatic medicine storing and taking system required to be protected in the invention conforms to the China medicine management and the hospital management system completely, and has the advantages that the storage space is free and adjustable, the mechanical structure, disassembly and maintenance are simple and the safety is high, the installation and the combination of the medicine boxes are also simpler and more convenient, and the storage space of the medicines is greatly saved.

The invention discloses an electric power field operation wearable intelligent device which comprises an intelligent helmet, an intelligent sensing system, an intelligent wearing host, a wearing device intelligent power supply system, a portable electric field working combination terminal and intelligent device working clothes. The intelligent helmet is used for basic protection and field audio-video input / output intelligent control. The intelligent sensing system is used for near-electricity sensing and human body sign sensing of a limb protruding part. The intelligent wearing host is used for full-system control. The wearing device intelligent power supply system is used for wearable type photovoltaic power supply intelligent connecting and wearable device intelligent power supply self healing. The portable electric field working combination terminal is used for electric power working information field automatic input / output. The intelligent device working clothes are used for electric power working basic protection and wearing bearing of equipment of the wearing device and a common personal tool. The system design is full, a principle technology is mature, a framework is simple and easy to achieve, and major technological measure problems that in electric power field working, key information collection is in deficiency, man-machine interaction is not sufficient, convenience is not achieved can be effectively solved.

The invention discloses a multipath flexible piece two-joint compound robot finger device and belongs to the technical field of human simulating manipulators. The multipath flexible piece two-joint compound robot finger device comprises a base, a motor, a speed reducer, a base shaft, a near joint shaft, a middle finger section, a remote joint shaft, a tail end finger section, a multipath transmission mechanism and a spring piece. In the device, by the single motor, the multi-shaft and multipath transmission mechanism with a different transmission ratio, the spring piece and the like, a compound underactuated catching effect is comprehensively achieved; the finger rotatably moves to an object in a coupled way and adaptively catches the object; the catching process stimulates the operation of a human, the action is flexible, and the object is caught stably; furthermore, the robot finger device can automatically and adaptively catch objects with different sizes and shapes, has low requirement on a control system, a simple and compact structure, high transmission efficiency, low cost, and an appearance similar to that of a human finger, and is easy to operate, and convenient to assemble and maintain, and is low in energy loss, and applicable to the human- manipulator at the same time.

The present invention relates to a robot for cleaning swimming pools, comprising driving means which can transmit movement to movement means, where the movement means comprise two wheels (2) arranged in line on each side (3, 4) of the robot, the robot having two sides (3, 4), the driving means consisting of a drive unit (5) which is operatively connected to two wheels (2) located on a first side (3) of the robot, comprising at least one drive shaft (6) which allows transmitting the movement originating from the drive unit (5) from said first side (3) to the wheels (2) located on a second side (4).

The invention discloses a working robot system and method for live line maintaining of a transformer substation. The system comprises a robot body, a live line working tool, a remote control terminal,and a moving and carrying vehicle for conveying the robot body, wherein the robot body comprises a moving chassis, and an insulating lifting arm which is arranged on the moving chassis; a small fly jib is connected to the front end of the insulating lifting arm; a hotline working platform for positioning the hotline working tool is arranged at the front end of the small fly jib; the small fly jibis connected to the hotline working tool through a rapid connecting device; the electric working tool comprises a foreign matter cleaning tool, a conductor repairing tool, an insulator sweeping tooland / or a dry ice washing tool. The system has the beneficial effects that a multi-sensor information fusion technology is adopted; various types of sensors are mounted on the robot and used for sensing the robot body and the information of surrounding environment, so that the operation safety and reliability of the robot can be improved.

The invention relates to a solar-energy translation type sprinkling machine comprising a main rack body. The main rack body is formed by a master beam and a rack arranged under the master beam, wherein a walking mechanism is arranged under the rack; water pipes are fixed on the master beam; two sides of the master beam are respectively provided with a suspension arm mechanism horizontally extending outward; each suspension arm mechanism is fixed via a traction rope; a water outlet end of each water pipe extends along the suspension arm mechanisms on two sides via branching and connected with a plurality of water spraying devices on the lower ends of the suspension arm mechanisms respectively; one side of each suspension arm mechanism is fixedly connected with a balance universal wheel via a first telescopic support and the other side is connected with a second telescopic support; and the second telescopic support is connected with a bearing groove. The sprinkling machine is advantaged by energy conservation, high efficiency, convenient use, great balance property and crop rolling resistance.

A filter assembly for a vacuum cleaner is provided, and the filter assembly comprises a discharge grill formed on a discharge passage, a filter member mounted on the discharge grill, and a gasket member that is detachably connected between the discharge grill and the filter member and seals a space between the discharge grill and the filter member.

The invention discloses a display module and a rugged tablet personal computer thereof. The display module comprises a panel module unit and an LCD (Light Crystal Display) module unit which are independent mutually, wherein the panel module unit is arranged in front of the LCD module unit and is detachably and fixedly connected with the LCD module unit. The rugged tablet personal computer comprises a host module and a display module, wherein the host module and the display module are independent respectively and are detachably and fixedly connected together; the host module comprises a rear cover and a host unit arranged in the rear cover; the host unit comprises a mainboard, a rigid disk, an IO (Input / Output) interface board, a power source and a power filter; the mainboard is respectively and electrically connected with the IO interface board, the power source and the power filter; and the mainboard is spliced with the IO interface board. The display module provided by the invention is strong in compatibility and easy to maintain and replace. The rugged tablet personal computer has the characteristics of complete computer modularization, high assembling efficiency, easiness for maintaining and replacing and balanced customization and industrialization.

The invention relates to a single body large-diameter pneumatic down-the-hole hammer. The single body large-diameter pneumatic down-the-hole hammer comprises a drill, a spline shaft, a spline sleeve, a cylinder body, a gas distribution sleeve, a bush, an upper flange, an intermediate flange, a piston and a central gas pipe which are coaxially connected with one another, wherein the central gas pipe is arranged in an inner hole of the piston and is a double-core pipe; a gas-guide annular groove is formed between an outer core pipe and an inner core pipe of the double-core pipe; an ejecting hole communicated with the inner core pipe is formed on the spline shaft connected with the drill; an exhaust check valve is arranged at an inlet of the ejecting hole; the intermediate flange is providedwith an exhaust channel and an intake channel; and an exhaust throttle valve is arranged in the exhaust channel. The single body large-diameter pneumatic down-the-hole hammer of the invention can achieve good gas lifting reverse circulation slag-absorbing and slag-discharging effects, effectively preventing the abrasion of parts caused by internal movement due to slurry recharge, is compact and reasonable in structure, light in weight and low in manufacturing cost, is convenient to assemble and maintain, and has high working efficiency.

The invention relates to a medicine access system for hospitals, in particular to a medicine workstation of medicines and consumables in operating rooms. The medicine access system can be used for realizing automatic medicine access registration and effective data tracking; in addition, based on the design of a single access door, all drawers, medicine boxes and internal equipment can be maintained and changed only after a rear cabinet door is opened, moreover the cabinet door has a function of state memory and can record the open state of the cabinet without being electrified, therefore the safety of medicine and equipment management and convenience of equipment maintenance can be improved.

The present invention provides a pump system comprising a bearing housing coupled to a pump liner, the pump liner defining a fluid conduit, the pump liner comprising a fluid inlet and a fluid outlet; and at least one rotor having a first rotor portion and a second rotor portion, the first rotor portion being disposed within the fluid conduit and the second rotor portion being disposed within the bearing housing; the first rotor portion comprising a first conveying stage adjacent to the bearing housing, and a second conveying stage adjacent to the first conveying stage, the first and second conveying stages being configured to convey a fluid, the first conveying stage being configured to convey the fluid from the bearing housing into the fluid conduit. The new pump systems rely on a dynamic restriction to reduce the need for mechanical seals between bearing housings and raw process fluid.

The present invention relates to a basic jaw type self-locking differential, which has the characteristics of no collision, high reliability, and long service life. The present invention is characterized in that a force transmission tooth and separating teeth and an accessory blocking tooth which are positioned on driven rings are connected as a whole; a self-limiting type blocking embedding mechanism is embedded by two embedding mechanisms of a force transmission embedding mechanism and a separation embedding mechanism under the differential condition, and axially positioned in the two mechanisms and radially positioned in the two mechanisms, between the two mechanisms or outside the two mechanisms, a lift angle of both sides blocking the working surface is formed to enough ensure the friction self-locking collided on the both sides and the stability of the blocking operating condition, in order that the lift angle has the capabilities that the adaptive axle base changes and the abrasion is automatically compensated, and the slipping mode of no collision is unvaryingly maintained between the separating teeth in the operating condition, two processes of the self-separating block process and the embedding return process are absolutely reliable, and has no relation to the stability of the spring parameter compacted by the driven rings, hence the problem that the driven rings on the both sides are synchronously separated is not a problem any longer. The processing of the differential is obviously improved, the difficulty of the assembly is largely reduced, and the performance, the service life, and the interchangeability, etc. are remarkably improved.

The invention relates to a gas distributor for uniform gas emission. The gas distributor is generally arranged on a gas inlet section on a chemical vapor deposition device and used for providing uniform inlet gas for a reaction chamber. The gas distributor comprises at least one gas inlet pipe and over two closed gas distribution cavities, which are intercommunicated; the gas inlet pipe and the gas distribution cavities are fixedly connected in turn along the running direction of gas flow; the adjacent two gas distribution cavities are mutually spaced by a connecting wall; and over one gas distribution hole is distributed on the connecting wall. The final outlet gas flow speeds are equal by adjusting the heights or the lengths of the gas distribution cavities and adjusting the arrangement position and aperture size of the gas distribution hole on each connecting wall. The gas distributor has the advantages of simple structure, easy processing, convenient assembly and maintenance and low cost, can provide uniform inlet gas for the reaction chamber, ensures the uniformity and consistency of the inlet gas of the chemical vapor deposition device, and is favorable for uniform growth of a film.

The invention discloses a wheel mill. A main motor of the wheel mill is in transmission connection on a main speed reducer through a belt; the main speed reducer is connected to a rotary system in a rolling device through a coupling; the main rotary system is fixed on the rolling device consisting of a welded millstone and a frame; the main rotary system is connected with an outer rolling wheel and an inner rolling wheel through a rotary support; a roll surface scraper, an outer scraper, a feeding hopper, an outer conveying scraper, an inner scraper and an inner conveying scraper are fixed on the rotary support and rotate together with the rotary support; a motor drives the main speed reducer to rotate through a belt wheel system, and further drives the main rotary system through the coupling; the main rotary system drives the outer rolling wheel and the inner rolling wheel to carry out uniform circular motion; and meanwhile, the rolling device consisting of the welded millstone and the frame rolls and slides relatively to roll a material. The rotary wheel mill can be used in dry and wet places, and has the advantages of simple structure, low main shaft load and convenience for assembly and maintenance; and the disc rotating wheel mill works stably, and has the advantage of safety in operation.

The differential bevel gear and rack type compound underactuated robot finger device belongs to the technical field of humanoid robot hand, including base, motor, reducer, proximal joint shaft, middle finger segment, distal joint shaft, end finger segment, rack and Spring parts. The device of the present invention adopts a single motor, multi-axis and multi-channel transmission mechanisms with different transmission ratios and spring parts to comprehensively realize the compound under-actuated grasping effect: the fingers are first coupled and rotated to grasp the object and then adaptively grasp the object; the grasping process Anthropomorphic, dexterous, stable grasping objects, can automatically adapt to grasping objects of different sizes and shapes, low requirements on the control system, easy to operate; at the same time, the structure is simple and compact, the energy loss is small, the transmission efficiency is high, the cost is low, and the assembly and maintenance are easy. Convenient, and the shape is similar to human fingers, suitable for humanoid robot hands.

A strew (stalk) puffing machine used for preparing the strew (stalk) feed is composed of a casing with material guiding screw on its inner surface, mincing screw with a puffing nozzle on its front end, material feeder, and material cutting mechanism.

The invention provides a synchronous deflection stabilizing mechanism of a drawer slide rail. The synchronous deflection stabilizing mechanism comprises two sets of slide rail components arranged on left and right cabinet side boards, a drawer is arranged on the slide rail components and at least comprises a rear back plate and a front panel, the slide rail components comprise movable slide rails and fixed slide rails, the left and right movable or fixed slide rails are provided with pressing rebounding devices, the drawer is automatically opened at least in a closed state through the pressing rebounding devices, the inner sides of the left and right movable or fixed slide rails are provided with synchronous deflection devices, a synchronous rod is arranged between the left synchronous deflection device and the right synchronous deflection device which are in transmission connection with each other through the synchronous rod, the synchronous rod is arranged behind the rear back plate and the length of the synchronous rod is less than the width between the left and right movable or fixed slide rails; the left and right movable or fixed slide rails are provided with rebounding stirring parts and synchronous stirring parts at intervals, and the left and right movable slide rails are synchronously and / or simultaneously opened automatically, relative to the left and right fixed slide rails by respectively acting on the pressing rebounding devices and synchronous deflection devices through the rebounding stirring parts and the synchronous stirring parts at least in the closed state of the drawer.

The invention relates to a portable broadcast monitoring receiver which comprises a lowpass filtering and suboctave filter circuit, a high frequency channel gate circuit, a first local oscillator circuit, a first mixer circuit, a first mid-frequency amplifier and mid-frequency filter circuit, a second local oscillator circuit, a second mixer circuit, a second mid-frequency amplifier and mid-frequency filter circuit, a third local oscillator circuit, a third mixer circuit, a third mid-frequency amplifier and mid-frequency filter circuit, a detection or frequency discrimination demodulator circuit, an A / D (analog / digital) conversion and sampling circuit, a DSP (digital signal processor) processing chip, an FPGA (field programmable gate array) chip, a programming and data memory, a voice compressed chip, a controller and the like. The invention provides a broadcast monitoring and receiving device which is developed for radio and television administrative departments to master the detailed quality condition of wireless broadcast coverage of AM / FM modulation in responsible regions and all kinds of technical indexes including frequency deviation, power level and modulation degree of operating frequency, the digitization of the sound signal, code rate compression and the like.

The invention relates to a composite noise-reduction muffler plate. The muffler plate comprises a flame-retardant gypsum board A, a sound-absorbing non-woven cloth A, a flame-retardant sound-absorbing porous plate A, a sound-absorbing cotton layer, a flame-retardant sound-absorbing porous plate B, a sound-absorbing non-woven cloth B and a flame-retardant gypsum board B which are sequentially stacked. The flame-retardant gypsum board A, the sound-absorbing non-woven cloth A, the flame-retardant sound-absorbing porous plate A, the sound-absorbing cotton layer, the flame-retardant sound-absorbing porous plate B, the sound-absorbing non-woven cloth B and the flame-retardant gypsum board B are closely laminated to form the whole composite noise-reduction muffler plate. The whole composite noise-reduction muffler plate is composed of multiple layers of composite materials, is convenient to assemble and maintain, and has the advantage of being good in noise reduction effect.

The invention provides a membrane pressure type dynamic balance manual adjusting valve. The adjusting valve comprises a handle component and an integrated valve which is positioned below the handle component and is fixedly connected with the handle component, wherein the adjusting valve is uniquely and integrally designed, so the dynamic flow balance of the valve is integrally combined with flow adjustment; the flow adjustment is realized through a low-torque small-angle travel turn-off structure; a valve body and an automatic flow balance component structure are optimally designed, so flow resistance and noise are reduced; the design of the handle component is suitable for the operation environment of a pipeline well; the adjusting valve has the advantages of high flow capacity, accuracy and convenience of operating control, wide working pressure difference range, convenience of assembly and maintenance, long life and low cost; a manual setting state can be controlled in real time through the flow of the valve; the adjusting valve is mainly applied to building heating, ventilating and air conditioning systems, industrial or residential fluid pipe network transmission and distribution systems and industries such as petroleum, chemical industry and the like; thus, the misadjustment phenomenon of water conservancy flow of a client pipe network system can be substantially eliminated and the valve is adjusted in real time to fulfill the aim of guaranteeing dynamic flow balance of a pipe network and energy conservation.

The invention relates to a fuel cell stack bandage type pressing assembly structure and a design method thereof and belongs to the technical field of fuel cells. The structure comprises multiple fuelcells. A main end plate is arranged at one end of the fuel cells and an auxiliary end plate is arranged at the other end of the fuel cells. A plurality of compression belts are arranged between the outer wall of the main end plate and the outer wall of the auxiliary end plate. A fixing screw in threaded connection and fixation with the main end plate is arranged between one end of each compressionbelt and the outer wall of the main end plate. A hook pin fixedly connected with the main end plate in a clamped and embedded mode is arranged between the other end of each compression belt and the outer wall of the main end plate. A plurality of belt holes are formed in the compression belts. A plurality of gap adjusting springs are arranged between the auxiliary end plate and the fuel cells, and spring gaskets are arranged between the gap adjusting springs and the auxiliary end plate. The assembly structure has the advantages of compact structure, compression supplement, high sealing performance, uniform current distribution, easiness in assembly and maintenance and long service life. The repeatability of the assembly structure is improved, and the structural pressure uniformity is improved. The influence of manufacturing tolerance and change of raw material size on the structural size precision is avoided.

The present invention discloses one kind of discus capable of sensing force. The discus has one hollow discus body comprising one upper casing, one lower casing and one metal ring connecting the upper casing and the lower casing, one circuit board fixed inside the lower casing, one E-type diaphragm connected to the circuit board, weight blocks, and battery. The discus can acquire and quantize the stress data before and during the flying of the discus to reflect the effectiveness of the player' s action, and this makes it possible to raise the throwing technology and the sports level of the player.

The invention relates to a high pressure water cooling method and a high pressure water cooling device applied to low pressure casting technology. The method comprises the following steps of: fixedly arranging the high pressure water cooling device which mainly comprises a top die water cooling tray and a bottom die cooling tray in a wheel hub casting mould, particularly on parts inside a top die and a bottom die of the casting mould corresponding to PCD parts of a wheel hub, and introducing high pressure cooling water in both the top die water cooling tray and the bottom die water cooling tray during the casting so as to fulfill the aim of quickly cooling a cast. The device mainly comprises the top die water cooling tray and the bottom die cooling tray which are fixedly arranged at the parts inside the top die and the bottom die of the casting mould corresponding to the PCD parts of the wheel hub. The high pressure water cooling method of the invention has the advantages of reducing the using amount of a casting material while the mechanical performance of the wheel hub is improved, effectively prolonging the service life of the casting mould and reducing the production cost, along with high cooling speed, high cooling efficiency, energy conservation and environmental protection; and meanwhile, the high pressure water cooling device has the advantages of simple structure, easy manufacturing and convenient assembling and maintenance and can be widely applied to the casting technology of automobile aluminum alloy wheel hubs or other metal casts.

The invention discloses a charged maintenance operation robot for transformer substation equipment. The charged maintenance operation robot includes a robot body; the robot body comprises a moving chassis and an insulating lifting arm arranged on the moving chassis; a small flying arm is connected to the front end of the insulating lifting arm, a charged operating platform used for storing a charged operating tool is arranged at the front end of the small flying arm, and the small flying arm is connected with the charged operating tool through a fast connecting device; and the charged operating tool includes a foreign body cleaning tool, a wire repairing tool, and an insulator cleaning tool. The charged maintenance operation robot has the beneficial effects that a multi-sensor informationfusion technology is adopted, various sensors installed on the robot are used to sense the information of the robot body and the surrounding environment, and the safety and reliability of the robot operation are improved.

The invention relates to a pipeline robot. The pipeline robot comprises a bracket unit, walking units, driving units and a power unit, wherein the bracket unit is a support frame of the pipeline robot, the walking units contact with a pipeline to drag the pipeline robot to move, the driving units are connected with the walking units and the power unit to transfer power, and the power unit provides the walking power to the pipeline robot. The pipeline robot has advantages of simple and reasonable structure, convenient assembly and maintenance, large dragging force and good obstacle-surmounting capacity and is suitable for pipelines of different pipe diameters and shapes.