79results about How to "Ergonomic" patented technology

The invention discloses a PCB (Printed Circuit Board) capable of directly installing a double-optical-path optical axis, the double-optical-path optical axis and a keyboard, the PCB is provided with a plurality of slotted holes, the PCB is fixed with the double-optical-path optical axis through the slotted holes, each double-optical-path optical axis is correspondingly provided with a chip and a photosensitive element, and the chip is one of a full-color control chip, a color control chip, a load color control chip, a fantasy color control chip and a full-load color control chip. The double-light-path optical axis comprises a bottom shell, a spring, an upper cover, a pressing handle with a light barrier, a double-light-path light guide body and a receiving light guide body. The four chips serve as emitting light sources of the double-light-path light guide body, one chip provides an emitting light source for the light switch, the other chip provides light source for the key cap character illumination and the light sensitive element receives the emitting light source of the light switch, meanwhile, the double-light-path optical axis is directly installed on the PCB, a special shaft body fixing plate is omitted, the material cost and the assembly cost are reduced, and the keyboard height is also reduced. The assembly error between the original shaft and the PCB is naturally eliminated, and the stability and the reliability of the keyboard function are improved.

The utility model relates to a dust catcher functional joint, belong to dust catcher technical field, including pipe lower joint, pipe lower joint on be equipped with with pipe lower joint intercalation limit pipe upper joint, pipe upper joint with pipe lower joint interval be equipped with lock catch spare, adopt lock catch spare and realize pipe upper joint and pipe lower joint between the separation and the assembly, pipe upper joint on be equipped with a plurality of extension pipe upper joint lower end's electric rod, through electric rod realizes pipe lower joint lower end part's circuit intercommunication. Pipe lower joint lower part be equipped with with pipe lower joint intercalation formula connection's transition electric plug, transition electric plug with electric rod circuit intercommunication formula intercalation. Have the characteristics such as high integration, convenient operation, connection reliability is high, safe durable and assembly process good. Solveed the connection stability, the operation convenience and the electric power transmission reliability problem that the dust catcher encountered in use.

This application relates to the field of electrical appliances, and more particularly to a portable device and electric heater, comprising: a housing, wherein at least one handle assembly is provided on the housing; and a top cover, wherein the top cover is mounted on the top of the housing, and the surface of the top cover is provided with a first anti-slip member, the first anti-slip member being perpendicular to the handle assembly and spaced apart from it. Compared with the prior art, this application can easily achieve the effect of carrying the electric heater with one hand, conforms to ergonomics, makes the palm fit more naturally, increases friction, reduces the risk of slipping, and improves safety, thereby greatly improving the user's grip comfort, safety, and convenience when carrying the electric heater.

This application provides a display device and a household appliance. The display device includes a first display section and a knob assembly. The first display section extends along a first direction. The knob assembly is arranged adjacent to the first display section in the first direction. The knob assembly includes a knob operating section and a second display section disposed radially inside the knob operating section. The dimension of the first display section in a second direction is not less than the dimension of the second display section in the second direction and not greater than the outer diameter of the knob operating section. The first and second directions are perpendicular. In this application embodiment, the display dimension of the second display section in the second direction is between the dimension of the second display section in the second direction and the outer diameter of the knob operating section. This allows the second display section to have a suitable size to match the knob operating section, and the overall size is more ergonomic, which helps to improve the overall layout rationality and visual effect of the display device.

A waist rest comprises a back plate and at least one supporting assembly arranged on the back plate, each supporting assembly comprises a cross beam and two supporting plates, the two supporting plates are arranged on the cross beam in a bilateral symmetry mode through elastic assemblies, the cross beam is arranged on the back plate in an up-down moving and adjusting mode, a sliding rail extending up and down is arranged on the front face of the back plate, and the cross beam is in sliding fit with the sliding rail. A locking mechanism is arranged on the cross beam, a plurality of locking holes which are arranged at intervals in the length direction of the sliding rail are formed in the sliding rail, the locking mechanism comprises locking pins which can be inserted into or separated from the locking holes, and when the locking pins are inserted into the locking holes, the vertical movement of the cross beam can be limited; when the locking pin is separated from the locking hole, the cross beam can move up and down, the two supporting plates used for supporting the waist and the back of the human body are symmetrically arranged on the cross beam, the cross beam is connected with the back plate in an up-down moving mode through the sliding rail and the locking mechanism, and therefore the heights of the two supporting plates can be adjusted at the same time.

This utility model discloses a library lending cart, including a frame and a cart bed fixedly connected inside the frame. A transmission rod is movably connected to the inside of the cart bed via bearings. A support plate is fixedly connected to the surface of the transmission rod, and a connector is fixedly connected to the top of the support plate. Books are inserted into the inner side of the connector. The support plate can tilt and swing the connector around the transmission rod as an axis. A transmission structure is provided on the left side of the frame, which can control the rotation of a shaft. The transmission structure includes a pedal movably connected to the left side of the frame via a pin. This utility model avoids page compression and bending caused by traditional stacking by using a vertical connector to insert books, reducing the damage rate. The tilting and swinging design arranges books in a stepped pattern, with exposed spine labels, facilitating quick identification of type and quantity by administrators. Furthermore, the linkage mechanism between the transmission rod and the support plate allows for flexible switching between book storage and display states.

This application relates to the field of vehicle technology, disclosing a storage device, a sub-instrument panel assembly, and a vehicle. The mounting base includes a first end and a second end opposite to each other. The first end is used to connect to a mounting position on the vehicle. The second end has a receiving cavity. A movable support plate is movably connected to the second end. The movable support plate can move within the receiving cavity in a direction approaching or away from the first end to have a first position close to the first end and a second position away from the first end. A clamping assembly is at least partially disposed on the side of the movable support plate opposite to the first end and forms a clamping opening. When the movable support plate is in the first position, the clamping opening retracts to fix the target storage device in the mounting position via the movable support plate and the clamping assembly. When the movable support plate is in the second position, the clamping opening expands to remove the target storage device from the mounting position. Applying the technical solution of this application can solve the problem of insufficient comfort and convenience for rear passengers operating the rear center console screen in the prior art.

The utility model discloses a kind of convenient climb nail type rod pieces, including rod body and multiple climb nails, multiple channel steel blocks are installed on the rod body, channel steel block and rod body are formed between all insertion slot, matching positioning block is inserted in insertion slot, connecting port is vertically provided in positioning block, one end of climb nail is all curved downward to form connecting portion, connecting portion is all through connecting port, and all outward protruding to form clamping portion, the outer wall surface of rod body is below channel steel block and is all equipped with clamping groove, clamping groove is all oppositely arranged with clamping portion. The utility model is simple in structure, climb nail, channel steel block all adopt high-strength material, die stamping molding;Climb nail design is in line with ergonomics, simple to install when using, can be directly inserted in the insertion slot of rod piece, without complex tool;And after treading, climb nail has self-locking function, increase safety.

The utility model discloses a novel multifunctional crib frame, and relates to the field of baby products. The sleeping basket comprises supporting frames, lifting parts, spur racks and a sleeping basket bustle pipe, the two supporting frames are arranged in a bilateral symmetry mode, the lifting parts are arranged in the middles of the two supporting frames, the spur racks are arranged on the lifting parts in a penetrating mode, and the tops of the spur racks are connected with the sleeping basket bustle pipe; the lifting part comprises a shell, a gear and a crank, the gear is movably installed in the shell and meshed with the spur rack, and the crank penetrates through the shell and is connected with the gear. The utility model has the beneficial effects that the crank design accords with ergonomics, the lifting can be completed by one hand, parents can conveniently adjust the height when holding a baby, and the potential safety hazard caused by vacating two hands is avoided. Millimeter-level fine adjustment is achieved through a gear and spur rack meshing structure, the optimal position can be accurately matched according to different requirements such as the butt joint large bed height and the nursing posture, and the waist strain risk of parents is reduced.

This invention discloses a press-type volumetric deformation inflation device with a built-in redundant cavity at the bottom, relating to the field of portable inflation device technology. The device includes a main cavity, a built-in redundant cavity, a sealing port, and a locking structure. Air intake is achieved by lifting the redundant cavity; after sealing the port, the top cover of the redundant cavity is pressed down, reducing the overall volume of the sealed cavity and compressing the gas to fill the main cavity; locking the pressed state achieves pump-free rapid inflation and high-pressure strong support. This invention requires no external tools, is simple and labor-saving to operate, has a compact structure and high space utilization, and is suitable for portable inflatable containers, insulated boxes, protective cases, and other scenarios.

The utility model discloses a handheld cleaning machine, which comprises a cleaning head, a motor, a water spray valve, a water pump, a water pump, a water pump and a water pump, and is characterized in that a motor and a water spray valve are arranged in the cleaning head; the handle is arranged below the cleaning head, the bottom of the handle is provided with a battery mounting interface, and the front part of the handle is provided with a rotatable trigger; a locking assembly is arranged on the trigger, a groove is formed in the handle, and the locking assembly is selectively connected with the groove in a buckled mode. The locking assembly is located below the half height of the trigger. And the battery pack is mounted on the battery mounting interface. According to the utility model, the locking knob parallel to the side surface of the trigger is arranged at the bottom of the trigger, so that an operator can conveniently unlock or lock the trigger with one hand, and an ergonomic mechanism is met.

The utility model discloses a computer hardware placing rack which comprises a supporting plate and a plurality of transverse plates, placing grooves are formed in the upper end faces of the transverse plates, a plurality of installing grooves are formed in the surface of the supporting plate, installing plates are fixedly arranged on the transverse plates and installed in the installing grooves through installing mechanisms, hanging grooves are formed in the bottoms of the transverse plates, and the hanging grooves are connected with the supporting plate. A plurality of hanging plates are arranged in the hanging groove, a placing box is arranged below the hanging plates, and a fixing plate is fixedly arranged on the placing box. According to the utility model, through the cooperation of the positioning rod and the positioning hole, the transverse plate can be horizontally disassembled after vertically rising to be separated from positioning, the layout of the transverse plate can be flexibly adjusted according to the height of hardware, and the height interference problem is avoided; the placing box can be easily disassembled when needed through the combination of the movable rod, the spring, the inserting rod and the inserting groove, obstruction among the assemblies is eliminated, and the space utilization flexibility is improved.

The utility model discloses a kind of goods transport trolley, belong to goods transport technical field, including base, the surface of base is slidably installed with the side pull frame one and side pull frame two that can be pulled out to two sides, the bottom end of base is distributed with universal wheel one, the bottom end of side pull frame one and side pull frame two is installed with universal wheel two, the surface of base, side pull frame one and side pull frame two is all set with clamping groove, the inside of clamping groove is clamped with pressing plate, side pull frame one and side pull frame two all include horizontal plate, the side of horizontal plate is distributed with extension plate, realize three major core functions: one is flexible expansion bearing space, the transfer demand of adaptation different volume goods;Two are to strengthen goods limiting and fixing, prevent goods from sliding and falling in transfer process;Three are to improve operation convenience and structural stability, reduce side pull frame sliding resistance, ensure that the structure is stable after expansion, finally improve goods transfer efficiency and security.

The invention discloses a PCB capable of directly installing a mechanical shaft, the mechanical shaft and a keyboard, the PCB is provided with a plurality of slotted holes, the PCB is fixed with the mechanical shaft through the slotted holes, each mechanical shaft is correspondingly provided with a chip, and the chip is connected with the PCB through the slotted holes. The chip is one of a full color control chip, a full load color control chip, a confluence color control chip, a load color control chip, a fantasy color control chip, a full outer color control chip, a fantasy outer color control chip, a full device control chip and a fantasy device control chip. The mechanical shaft can be directly installed on the PCB, the mechanical shaft can be repeatedly inserted into and pulled out of the PCB, installation is simple and convenient, and the material cost and the assembly cost are reduced. According to the keyboard, a special shaft body fixing plate is not needed, the mechanical shaft can be directly installed on the PCB, and the height of the keyboard is also reduced.

The present application belongs to the technical field of six-degree-of-freedom vertical multi-joint industrial robot electromechanical coupling parameter calibration, and particularly relates to a robot joint friction model calibration device and method. The device comprises a base, a waist seat, a two-axis speed reducer, a large arm, a load, a detection assembly and a support, wherein the base is arranged on the support, the waist seat is connected with the base, the two-axis speed reducer is arranged on the waist seat, the input end of the two-axis speed reducer is connected with the detection assembly, one end of the large arm is connected with the output end of the two-axis speed reducer, the load is arranged on the other end of the large arm, the large arm is swung upward to a set angle through the detection assembly, the large arm is swung downward again under the gravity of the load, and the rotation angle and torque curve of the large arm are obtained through the detection assembly. The present application automatically collects torque and rotation speed curves online, effectively calibrates the friction and load mass relationship curve of the robot joint friction model, and provides mechanical physical data for the matching optimization of the robot electromechanical parameters of the robot.

This invention discloses an adjustable pressure dressing for drainage tube leakage, relating to the field of medical device technology. The dressing includes a main body with a central sponge channel and an adjustable pressure spiral plug structure. Through the steps of disinfecting the puncture site, covering and fixing the dressing, and adjusting the pressure according to the leakage situation, effective control of drainage tube leakage is achieved. This invention can provide personalized pressure support, reduce fluid leakage around the puncture site, lower the risk of infection, improve patient comfort, reduce nursing workload, and shorten the healing time of the puncture site, demonstrating significant clinical application value.

The application provides a quartz boat taking device, and relates to the field of semiconductor manufacturing. The quartz boat taking device comprises a taking device body, a connecting piece and a handheld piece. The connecting piece is connected with the taking device body and the handheld piece respectively. The taking device body is used for cooperating with a quartz boat. The handheld piece is used for being held by an operator to take and place the quartz boat through the taking device body. The quartz boat taking device has the characteristics of being convenient to hold, can facilitate the operator to take and place the quartz boat, can effectively reduce or avoid the problem of collision and damage of the quartz boat and fragments caused by improper operation when the operator places and takes the quartz boat, and can also reduce or avoid the problems of cost waste caused by damage of the quartz boat and contamination of the furnace tube caused by the broken chips, thereby helping to improve the quality of the chips and improve the yield of the chips.

The multifunctional ultrasonic cleaner comprises a shell, a cover, a cleaning cylinder and a circuit module, the cover is provided with a sliding window, the size of an opening of the sliding window can be adjusted in a sliding mode, and the problem that a traditional cleaner cannot vertically clean long-strip-shaped objects such as toothbrushes is solved. The circuit module adopts a double-PCB strong and weak current separation design, and integrates a control key, a display screen, a UV lamp, an ultrasonic transducer and the like. And the magnet on the fixing frame is matched with the Hall sensor in the cover to form UV lamp opening physical interlocking. A charging port, a thermistor and an overload protection circuit are integrated on the first PCB, and intelligent temperature control and circuit protection are achieved. A detachable cleaning basket is arranged in the cleaning barrel, an ultrasonic transducer is mounted at the bottom, and an anti-slip damping gasket is arranged at the bottom of the shell. The multifunctional cleaning and disinfecting device has the functions of cleaning, UV disinfection and intelligent timing, is compact and portable in structure, is suitable for fine cleaning and disinfection of articles in multiple scenes such as families and medical treatment, solves the contradiction between the size and compatibility of traditional equipment, and improves the use safety and convenience.

This utility model relates to the field of coating equipment technology, and in particular to a manually adjustable coating table. This utility model provides such an adjustable manually adjustable coating table, including a table body, a panel, a coating roller, a guide frame, a moving block, a rotating shaft, a pressure roller, and a screw. The panel is located on the upper part of the table body, and the coating roller is rotatably connected to the front of the panel. The guide frame is fixedly connected to the table body, and the moving block is slidably connected to the guide frame. The rotating shaft is fixedly connected to the middle of the moving block, and the pressure roller is fixedly connected to the front of the moving block, with the pressure roller positioned above the coating roller. The screw is threadedly connected to the guide frame, and several locking holes are arranged in a linear array on the right side of the screw. This utility model achieves rapid adjustment of the pressure roller's position by rotating the screw, causing the moving block and pressure roller to move upwards within the guide frame. This improves the efficiency and ease of operation in adjusting the distance between the coating roller and the pressure roller, enhancing the response speed and overall working efficiency of the device.

The utility model provides a shower head with water stop and spray gun water functions, and relates to the technical field of bathroom products, the shower head comprises a shower head body, a first switch mechanism and a second switch mechanism, the shower head body is provided with a water inlet flow channel, a shower head water cavity and a spray gun water cavity, the shower head water cavity is communicated with a water outlet assembly, and the spray gun water cavity is communicated with a spray gun water outlet nozzle; the first switching mechanism comprises a switching valve, and the switching valve enables the water inlet flow channel to be switched between communication with the shower head water cavity and communication with the spray gun water cavity. The second switch mechanism comprises a water distribution piece arranged in the water distribution cavity and a push button linked with the water distribution piece, the water distribution cavity is communicated with the shower head water cavity, the water outlet end of the water distribution cavity is provided with a water stop hole and a plurality of water outlet holes, the water outlet holes are communicated with water outlet water channels on the water outlet assembly in a one-to-one correspondence mode, and the push button is pushed to drive the water distribution piece to rotate. And the water distribution port on the water distribution piece is aligned and communicated with the water stop hole or the water outlet hole. Therefore, the problems that an existing multifunctional shower head is complex in structure and multiple in switch piece are solved.

The utility model discloses a PCA automatic control device comprising a pipeline which comprises a flow limiting pipe, a liquid storage bag and an elastic pipe which are communicated in sequence. The base is of a shell structure with an opening in the upper end face, and a pipeline groove used for containing the pipeline is formed in the base. The key is rotationally connected with the base, the left side of the key is provided with an interceptor plate extending downwards, and the right side of the key is provided with a pressing part extending downwards; the reset assembly is used for providing reset force for anticlockwise rotation of the key; the locking assembly comprises a locking piece and an operating piece which are connected with each other; in the assembling stage, the locking assembly stops the key from rotating anticlockwise, so that the intercepting plate is in the state of not extruding the elastic pipe; in the use stage, external force is applied to the operating piece, and the locking piece relieves blocking of the key; in the liquid medicine adding stage, the pressing part moves downwards, the key rotates clockwise, the pressing part extrudes the liquid storage bag, and the intercepting plate is far away from the pressing elastic pipe. The locking assembly protects the elastic tube from being squeezed in the long-time storage process after being assembled.

This utility model discloses a pit drill for mining geological exploration, including a fixed cover and a drill rod, drill bit, and power unit disposed within the fixed cover. A gripping handle is fixedly provided on the outer wall of the fixed cover. A connecting line is provided between the fixed cover and the power unit. A movable cover is movably disposed outside the fixed cover. A first movable groove is provided on the outer wall of the fixed cover, and a first sliding rod is fixedly disposed within the first movable groove. A movable block is slidably fitted onto the first sliding rod via a first elastic mechanism. In this utility model, the fixed cover and the movable cover form a double-enclosed structure. The sound-absorbing cotton in the internal filling cavity effectively absorbs the noise generated by the drill rod and drill bit during operation, significantly reducing the impact of noise on operators. Simultaneously, the enclosed structure reduces the diffusion of noise into the pit, creating a more comfortable acoustic environment for exploration operations.

The utility model discloses a test tube colorimetric structure, including base, the base top is equipped with baffle, still be equipped with test tube area and colorimetric card area through the baffle separation of base top, be equipped with the test tube movement structure of test tube area location, still be equipped with the colorimetric card limiting portion of colorimetric card area location, be equipped with the first light source of the test tube of the illumination in test tube area, be equipped with the second light source of the illumination of colorimetric card in colorimetric card area. The utility model provides a test tube colorimetric structure, when carrying out colorimetry to test tube and colorimetric card, and it is not easy to appear the problem of partial color, and the colorimetry accuracy is higher.

This utility model provides a level tilt alarm device and a level instrument, including a control module, a gyroscope, an alarm module, and a power module. The control module includes a microcontroller, which receives and analyzes the monitoring data from the gyroscope and controls the alarm module to sound an alarm. The gyroscope is connected to the microcontroller. The alarm module includes a sound alarm module, a light alarm module, and a connector. The sound alarm module and the light alarm module are electrically connected to the microcontroller and the connector, respectively, and the connector is electrically connected to the microcontroller. The level tilt alarm device and level instrument described in this utility model monitor the tilt angle of the level instrument through the gyroscope. The alarm module integrates sound and light alarm modules, with a buzzer built into the eyepiece mount providing auditory cues and an alarm light located inside the eyepiece barrel providing visual warnings, forming a dual alarm mechanism.

The utility model provides an interactive teaching display device, which belongs to the technical field of teaching appliances and comprises an insertion rod, and the outer surface of the insertion rod is slidably connected with a sliding sleeve shell. The two rotating arms are rotationally connected to the two ends of the sliding sleeve shell through rotating shafts; the interactive display screen is fixedly connected to the upper ends of the two rotating arms, in the natural state, the spring pushes the clamping tooth block to be meshed with the gear groove, the rotating arms are firmly locked, the screen is effectively prevented from accidentally rotating due to the dead weight or touch, and when the angle needs to be adjusted, only the pushing block needs to be rotated through the grip, and the interaction display screen can be conveniently adjusted. When the interaction display screen is rotated, the abutting block, the connecting rod and the stress plate are pushed to overcome spring force, so that the clamping tooth block is separated from the gear groove, the interaction display screen can be easily rotated to a required angle, and the grip is loosened.

The utility model discloses a kind of rubbish cleaning clamps, including connecting rod, handle, clamping mechanism and pulling mechanism, handle is set to the upper end of connecting rod, pulling mechanism includes the pull rod of cross bar and connection, pull rod slides up and down along the inside of connecting rod, clamping mechanism is set in the lower end of connecting rod, including positioning head, movable head, linkage and three groups of clamping arms, movable head is connected with linkage by first connecting rod, linkage includes fixed base, three second connecting rods and corresponding pin joint arm, pin joint arm is connected with clamping arm respectively, the lower end of each clamping arm is equipped with chuck, positioning head is equipped with guide slot inside for guiding movable head sliding, the structure can realize the synchronism of three claw clamping operation, improve clamping stability, adopt spring automatic reset mechanism to improve operating efficiency, chuck uses antiskid rubber material to enhance friction, linkage structure movement coordination, effectively solve existing rubbish clamp clamping unstable, transmission out of sync, reset inconvenient and clamping object easy to slip off and other problems.

The utility model discloses a prone position ventilation pillow capable of adjusting the pressed position, and belongs to the technical field of ventilation pillows. According to the technical scheme, the pillow is characterized by comprising a body pillow and a head pillow, a plurality of pressed pillows capable of sliding in the length direction of the body pillow are arranged on the body pillow, and compared with the prior art, the pillow has the advantage that the pressed position can be conveniently adjusted.

This invention relates to a pulse airflow blueberry harvester, belonging to the field of agricultural machinery technology. The invention includes a harvester housing, an air source device, air pressure control, and pulse control. An electromagnetic pulse valve is fixed to the housing, and a pulse nozzle is connected to the electromagnetic pulse valve via a threaded connection and directly fixed to the housing. The electromagnetic pulse valve controls the opening and closing of a diaphragm through a pulse controller to form a pulse airflow. Air pressure control is mainly achieved through an SMC electro-proportional valve, which regulates the input current signal through a current-voltage controller, thereby controlling the output air pressure of the electro-proportional valve. A compressor air tank is added to ensure stable air pressure. When the air pressure in the compressor air tank is insufficient, an air pump will start working to input sufficient air pressure into the compressor air tank. This invention has good adaptability to mountainous terrain, a long service life, easily shakes blueberries off branches, has high work efficiency, and is comfortable to hold and convenient for users to apply force.