41results about How to "Improves ease of installation" patented technology

A gatherer device of wireless ad-hoc network meter reading system comprises a processor unit, a 485 bus interface unit, a wireless transmitting-receiving unit, and a power supply managing unit; wherein the processor unit is responsible for operation and control of the whole device, the 485 bus interface unit is used for connecting one or multiple electric meters, the wireless transmitting-receiving unit is responsible for interacting data and commands with a concentrator of the wireless ad-hoc network meter reading system, and the power supply managing unit supplies power for the whole device. An operation method of the gatherer device comprises that a command is received by the wireless transmitting-receiving unit and transmitted to the processor unit for processing, that the processor unit sends a request frame to an electric meter, that the processor unit receives a response frame from the electric meter and analyzes the response frame to acquire information of electricity consumption, and that finally the information of electricity consumption is returned to the concentrator through the wireless transmitting-receiving unit. The device and the method in the invention solve problems that the prior micropower wireless communication meter reading manners have much channel interferences, and are relatively low in security, relatively short in communication distances and not well in penetrating capabilities. Furthermore, the device has the advantages of low cost, high cost performance, good instantaneity, safety and reliability, and use and maintenance conveniences.

A resin retainer for a tapered roller bearing and the tapered roller bearing which are configured such that a space in the tapered roller bearing is reduced, stir resistance of lubricating oil contained in the bearing is reduced, and easiness of mounting of tapered rollers into the bearing is enhanced. A resin retainer (20) for a tapered roller bearing is provided with a small-diameter annular section (21), a large-diameter annular section (22), and struts (23) for interconnecting both the annular sections (21, 22). The struts (23) are each provided with a pair of circumferential side surfaces (25) respectively having roller guide surfaces (27), and also each provided with an inner peripheral surface (26) having a circumferential width smaller on the large-diameter annular section (22) side than on the small-diameter annular section (21) side. Between adjacent struts (23) is provided a retaining region (Ar) having, between the opposed circumferential side surfaces (25) of the adjacent struts (23), an outer-diameter-side pocket width (W1) and an inner-diameter-side pocket width (W2) which are set less than a diameter (D) of the tapered rollers.

An apparatus for controlling tire inflation pressure includes an outlet side end portion of a supplying passageway provided in an axle hub that is opened on an outer end surface of a vehicle in a flange portion of the axle hub, and an inlet side end portion of an introducing passageway provided in a wheel that is opened on an inner end surface of the vehicle in the wheel of a vehicle wheel assembly, and by mounting the wheel onto the flange portion, the outlet side end portion and the inlet side end portion are air tightly joined each other. Thus, easiness in mounting the vehicle wheel assembly relative to the flange portion of the axle hub can be improved.

The invention discloses a vehicle-mounted laser distance measuring device comprising a micro-control unit MCU, a laser emission circuit and a receiving end circuit. The laser emission circuit is used for emitting laser according to control of the MCU. The receiving end circuit is used for generating an echo signal according to laser reflected by a barrier. The vehicle-mounted laser distance measuring device also comprises an internal light path detection circuit which is used for providing an internal light path excitation signal to act as an initial signal for triggering signal counting. The internal light path excitation signal is the signal generated in a way that laser emitted by the laser emission circuit is partially reflected. Besides, laser is reflected via the internal part of the laser emission circuit. The MCU is also used for obtaining distance between the barrier and a vehicle according to the initial signal and the echo signal. With application of the vehicle-mounted laser distance measuring device, optical components of the internal light path detection circuit are simplified, and system application is more flexible so that accuracy of laser distance measurement and degree of easy installation of the vehicle-mounted laser distance measuring device are enhanced.

The invention discloses a method and a device for automatically adjusting a monitoring scene of a camera. The method comprises the following steps of placing a designed positioning target in a monitoring scene; selecting a monitoring mode through a controller button; sending an automatic adjustment instruction to the camera; enabling the camera rotationally to scan the positioning target placed inthe monitoring scene, adjusting the rotation step number of the horizontal motor and the rotation step number of the vertical motor of the holder, so that the positioning target is located in the center of a monitoring image, then adjusting the focal length of the camera according to a monitoring mode, carrying out automatic focusing with a clear positioning target. According to the method and the device, only the control button needs to be pressed, the focal length and focusing are automatically achieved, manual intervention is not needed for adjusting the focal length and focusing, and theeasiness and the usability of the pan-tilt zoom camera and the manual installation efficiency are greatly improved.

The invention discloses a humanoid robot leg mechanism. The mechanism comprises a thigh mechanism, a hip joint mechanism is in threaded connection with the upper end of the thigh mechanism, a shank mechanism is in threaded connection with the lower end of the thigh mechanism, and an ankle and sole mechanism is connected with the lower end of the shank mechanism through bolts; the hip joint mechanism has degrees of freedom in directions of YAW and ROLL; the thigh mechanism has degrees of freedom in upper and lower directions of PITCH; the shank mechanism has one degree of freedom in the direction of PITCH; the ankle and sole mechanism has one degree of freedom in the direction of ROLL; human-like walking gait movements can be completed by the humanoid robot leg mechanism through the combination of six degrees of freedom. According to the humanoid robot leg mechanism, all components in the humanoid robot leg mechanism are processed to reduce weights, a large number of integrated spare parts and universal spare parts are designed, the using number of the bolts, overall weight and installation errors are reduced, and installation simplicity and strength of the spare parts are increased.

An apparatus for controlling tire inflation pressure includes an outlet side end portion of a supplying passageway provided in an axle hub that is opened on an outer end surface of a vehicle in a flange portion of the axle hub, and an inlet side end portion of an introducing passageway provided in a wheel that is opened on an inner end surface of the vehicle in the wheel of a vehicle wheel assembly, and by mounting the wheel onto the flange portion, the outlet side end portion and the inlet side end portion are air tightly joined each other. Thus, easiness in mounting the vehicle wheel assembly relative to the flange portion of the axle hub can be improved.

The invention discloses a valve accessory valve rod manufacturing processing system, and relates to the technical field of valve machining. The valve accessory valve rod manufacturing processing system comprises a bottom supporting plate, a first supporting plate and a second supporting plate, the bottom supporting plate is a square plate which is horizontally arranged, the first supporting plateand the second supporting plate which are oppositely arranged are fixed to the top end of the bottom supporting plate, two chain wheel shaft rods which are symmetrically arranged are connected betweenthe first supporting plate and the second supporting plate, chain wheels are fixed to the two ends of each chain wheel shaft rod, two of the chain wheels are close to the opposite face of the first supporting plate, and the other two chain wheels are close to the opposite face of the second supporting plate. According to the valve accessory valve rod manufacturing processing system, fixed clamping jaws and movable clamping jaws are arranged to be two semi-arc-shaped clamping jaws, therefore, circular clamping faces are formed after the fixed clamping jaws and the movable clamping jaws are attached to each other, the contact area with valve rods can be increased through the circular clamping faces, the outer circular faces of the valve rods are clasped, and the installing firmness of the valve rod is improved.

The invention discloses a graded punch forming method for an automobile sheet metal connecting piece, and relates to the technical field of punch machining. The graded punch forming method comprises the following steps that S1, a blank is mounted, specifically, the blank to be subjected to punch forming is mounted on a punch forming device, the blank to be subjected to punch forming is mounted andpositioned, and the blank to be subjected to punch forming is subjected to punch forming by the punch forming device; and S2, flanging and punching are carried out, specifically, the two sides of theblank which is mounted and positioned in the step S1 are punched, the two sides of the blank are bent to form flanges, and the blank after the flanges are obtained. According to the graded punch forming method, locking rods are symmetrically arranged on the two sides of the top end of a forming groove, when the blank is bent and punched, first supporting blocks on the two sides are moved away towards the two sides of a forming block, the blank falling into the forming groove is locked through the locking rods, so that the top end of the blank is pressed in the bending process of the blank, the blank is bent along the contour of the forming block, and the bending precision of the connecting piece is improved.

The invention discloses a frictional wear test device under a current-carrying condition. The frictional wear test device mainly comprises a motor, a pressure-bearing frame, an insulating disc, an insulating positioning pin, a linear guide rail, a sample clamp, a cylindrical pin, an experimental disc, a bearing, a buffer, a wire lapping clamp, an insulating sleeve, an insulating spacer, a horizontal screw rod, a right-angle frame, a vertical screw rod, a magnetic seat, an insulating plate, a bottom plate, a DC voltage stabilizer and the like. Rolling friction exists between the bearing and theexperimental disc in the device, sliding friction exists between the cylindrical pin and the experimental disc, and sliding and rolling current-carrying friction abrasion tests can be carried out. Through the multi-layer insulation design, the experiment device is safer; full-time current carrying is realized through the buffer, so that the stability and the operability of related friction and wear tests are greatly improved; when a sliding current-carrying frictional wear test is carried out, the reliability and the low noise of the test process are improved through the conductive foam adhered to the test disc; the test device and the sample are simplified and reduced as much as possible, and the green economy of the test and the easy installation of the device are improved.

The invention relates to a rotating shaft structure for assembling a rotating shaft and a shaft sleeve. The rotating shaft structure comprises a pipe shaft and a lubricating oil dropper, wherein an annular flange is arranged at a first end part of the pipe shaft, the outer diameter of the annular flange is larger than that of the pipe shaft, a plurality of opening troughs are formed in the end part of the annular flange, the annular flange is made of one of high-strength plastic cement or carbon fiber, a second end part of the pipe shaft is opened and is provided with a limiting flange, the annular flange and the limiting flange are used for limiting the shaft sleeve, the pipe shaft is hollow, and a plurality of first guide holes penetrating through a hollow part of the pipe shaft are formed in the outer wall of the pipe shaft; the lubricating oil dropper is contained in the inner cavity of the pipe shaft, a plurality of second guide holes matched with the first guide holes are formed in the side wall of the lubricating oil dropper, a polymeric membrane layer is paved on the outer wall of the lubricating oil dropper, and lubricating oil permeates to the outer wall of the pipe shaft by virtue of the second guide holes, the polymeric membrane layer and the first guide holes. By utilizing the rotating shaft structure, the installability, corrosion resistance and efficient lubricity of the rotating shaft structure are improved. Besides, the invention further discloses a lamp with the rotating shaft structure.

An apparatus for controlling tire inflation pressure includes an outlet side end portion of a supplying passageway opened on an outer circumference of a column-shaped boss portion provided in an axle, and an inlet side end portion of an introducing passageway that is opened on an inner circumference of an annular hub portion provided in a wheel. A wheel is mounted onto the axle. The inner circumference of the annular hub portion is engaged with the outer circumference of the column-shaped boss portion, and thereby the outlet side end portion and the inlet side end portion are communicatively connected to each other air tightly. Thus, easiness in mounting a vehicle wheel assembly relative to the axle can be improved.

The invention discloses a road circumference well lid cutting machine which comprises a base, wherein a rotating rack is fixedly connected onto an outer wall on one side of the base by virtue of bolts; a driven gear is arranged inside the rotating rack; a rotating rod is welded to a central position at the bottom of the driven gear; a rotating rod seat is arranged at one end, which is far away from the driven gear, of the rotating rod; a telescopic rod is welded on the outer wall on one side of the rotating rod seat; a disc is welded at one end, which is far away from the rotating rod seat, ofthe telescopic rod. According to the cutting machine disclosed by the invention, the distance between the disc and the rotating rod seat can be adjusted according to requirements by virtue of the telescopic rod, so that the cutting radius is adjusted. A channel is erected between two adjacent discs and is withdrawn from the groove, and the cutting machine conveniently moves in the channel. On onehand, requirements of different cutting radiuses are met, the applicability is improved, and the construction cost is reduced; on the other hand, the cutting stability is ensured, deviation of the cutting position is avoided, the destruction range is narrowed, and the working efficiency is improved.

A door handle mounting device for a motor vehicle includes a door handle mount with a receiving space and a closing device attached to the door handle mount which is accommodated at least in part in the receiving space. The closing device includes a housing and a cylinder core rotatably supported in the housing and an actuator that is non-rotatably connected to the cylinder core for actuating a lock of the motor vehicle. A return element which exerts a return force on the actuator retains the actuator in its initial position or returns it thereto. The actuator is adapted to be rotated against the return force of the return element from the initial position and to an unlocking position or into a locking position. The return element is disposed lying radially surrounding the cylinder core and outside of the housing.

The invention provides a dual-pipe butting structure of a solar energy heat collecting pipe and a method. The dual-pipe butting structure is formed by the welding of an annular sealing opening of thebody part of an inner pipe and a nozzle of a hood glass pipe, wherein the part in the hood glass pipe, of the inner pipe is a heat absorption section; the part extending outside the hood glass pipe, of the inner pipe is a condensing section; a convex ring is formed in a position of the annular sealing opening of the inner pipe; the nozzle of the hood glass pipe is in smooth connection with the convex ring, so that the outer wall of the nozzle of the hood glass pipe is connected with the outer wall of the condensing section in a manner that the inclination angle of the outer wall of the nozzleof the hood glass pipe and the outer wall of the condensing section is 120-150 degrees; and the wall thickness at a joint of the inner pipe and the condensing section is reduced to 60%-90% of the wallthickness of the straight pipe part of the inner pipe and the condensing section. Through the adoption of the dual-pipe butting structure disclosed by the invention, economy and reliability of mounting of a whole-glass heat pipe type vacuum solar energy heat collecting pipe are substantially improved, and the generation of mounting breakage and mounting accidents is effectively reduced, so that the mounting breakage rate of the whole-glass heat pipe type vacuum solar energy heat collecting pipe is effectively reduced from 1.2% to 0.05%, and the system efficiency is effectively improved.

A gatherer device of wireless ad-hoc network meter reading system comprises a processor unit, a 485 bus interface unit, a wireless transmitting-receiving unit, and a power supply managing unit; wherein the processor unit is responsible for operation and control of the whole device, the 485 bus interface unit is used for connecting one or multiple electric meters, the wireless transmitting-receiving unit is responsible for interacting data and commands with a concentrator of the wireless ad-hoc network meter reading system, and the power supply managing unit supplies power for the whole device. An operation method of the gatherer device comprises that a command is received by the wireless transmitting-receiving unit and transmitted to the processor unit for processing, that the processor unit sends a request frame to an electric meter, that the processor unit receives a response frame from the electric meter and analyzes the response frame to acquire information of electricity consumption, and that finally the information of electricity consumption is returned to the concentrator through the wireless transmitting-receiving unit. The device and the method in the invention solve problems that the prior micropower wireless communication meter reading manners have much channel interferences, and are relatively low in security, relatively short in communication distances and not well in penetrating capabilities. Furthermore, the device has the advantages of low cost, high cost performance, good instantaneity, safety and reliability, and use and maintenance conveniences.

The invention relates to a set of sealing equipment and construction technology in the LNG full containment tank vault air-blowing jacking process and belongs to the technical field of LNG full containment tank equipment. The equipment comprises a main seal and an auxiliary seal. The main seal comprises a plurality of main sealing plates (1) which are connected end to end in an overlapped mode, and the upper edges of the main sealing plates (1) are fixed to the lower surface of a tank top covering plate (7). The auxiliary seal comprises auxiliary sealing soft plates (2) connected to the lower portions of the main sealing plates (1) in an overlapped mode. According to the construction technology, after the main sealing plates (1) and the auxiliary sealing soft plates (2) are cut according to specific specifications, the main sealing plates (1) are fixed to the lower surface of the tank top covering plate (7) through a batter board (3) and wedges (4), the auxiliary sealing soft plates (2) are bonded to the lower edges of the main sealing plates (1), after sealing is qualified, enough air is introduced in, and then vault air-blowing jacking is completed. Through the sealing equipment and the construction technology in the LNG full containment tank vault air-blowing jacking process, the problems that a sealing system in the LNG full containment tank vault air-blowing jacking process is difficult to install, poor in sealing effect and high in requirement for a concrete outer tank wall are solved.

The invention discloses an integrated type high-capacity small-size water tank. The integrated type high-capacity small-size water tank comprises an auxiliary water tank body A, an auxiliary water tank body B, a communication pipe, a water inlet pipe and a water outlet pipe. The upper half portion of the auxiliary water tank body A and the upper half portion of the auxiliary water tank body B are of cylindrical structures which are the same in diameter. The lower half portion of the auxiliary water tank body A and the lower half portion of the auxiliary water tank body B are inverted cones. The bottom of the auxiliary water tank body A communicates with the bottom of the auxiliary water tank body B through the communication pipe. A top cover of the auxiliary water tank body A and a top cover of the auxiliary water tank body B are each provided with a through hole. The water inlet pipe is fixedly arranged on the top cover of the auxiliary water tank body A. The water outlet pipe is welded to the lower end of the outer side of the auxiliary water tank body B. According to the integrated type high-capacity small-size water tank, the structure is simple, the two small-size water tank bodies of the same structures are integrated into a whole through cooperative application of the auxiliary water tank body A, the auxiliary water tank body B, the communication pipe, the water inlet pipe and the water outlet pipe, the capacity of the water tank is effectively increased under the condition that the height of the interior space of a manufacturing shop is fixed, and accordingly, application requirements are met.

A programmable communication device comprises a connecting unit, a near-end communication unit used for inputting communication parameters, a wireless communication unit suitable for communicating with a servo device, and a control unit. The connection unit includes a serial port adapted to receive work data. The serial port has at least two pins adapted to electrically connect two data cables ofat least one working device. The communication parameters are at least used for setting a communication protocol. The control unit communicates with the at least one working device through the same communication protocol according to the communication parameters, and transmits the working data to the servo device through the wireless communication unit according to a preset address. Therefore, bydirectly and electrically connecting the data cable and setting the communication parameters through software programming, the device can be universally used for working devices with different communication protocols, the overall size can be reduced through a simplified structure, the space benefit is further improved, and the installation simplicity and the use convenience are improved.

The invention relates to the technical field of motors, in particular to a mute motor. The technical problems that heat dissipation is poor, installation is difficult, and the height cannot be adjusted are solved. In order to solve the technical problems, the mute motor provided by the invention is composed of a mute cooling mechanism and a damping mounting mechanism, and through the cooperation of a first supporting bottom plate, a circulating water pump, a water tank, a water pumping pipe, a shell, a water conveying pipe and a water discharging pipe, the mute cooling mechanism and the damping mounting mechanism are matched; through cooperation of a telescopic rod, a spring, a second supporting bottom plate, a threaded cylinder, a threaded rod, a driven bevel gear, a rotating shaft, a driving bevel gear and a supporting block, the rapid color heat dissipation effect is achieved, and the vibration generated by the motor can be absorbed and muted; the effects that vibration generated by the motor can be buffered and absorbed, the position of the device can be freely adjusted according to the height of the installation position, the application range of the device is enlarged, and installation is convenient are achieved.

The invention provides a variable mass vibration test device. The variable mass vibration test device comprises a vibration excitation system, a variable mass system and a traction system, the vibration excitation system comprises a vibration table and a test tool, the test tool is horizontally arranged, and the top of the vibration table is fixedly connected with the bottom of the test tool; the variable mass system comprises a fixed mass block and a sliding mass block, and the fixed mass block and the sliding mass block are sequentially arranged in the main vibration direction; the fixed mass block is fixedly connected with the top of the test tool, the sliding mass block is in sliding fit with the top of the test tool, and the sliding mass block moves back and forth in the main vibration direction; an electromagnet is arranged on the side, close to the sliding mass block, of the fixed mass block and matched with the sliding mass block in a magnetic attraction mode. The traction system is fixedly connected with the side, away from the fixed mass block, of the sliding mass block. According to the invention, the vibration environment simulation of the variable mass structure can be realized, and the multi-time separated variable mass test can be carried out, so that the use expansibility can be improved.

The present invention relates to a standoff panel thermal protection system and a method of making the same. The system (1) includes a sandwich panel comprising: a first ceramic matrix composite facing sheet and a second ceramic matrix composite facing sheet. A ceramic matrix composite core is positioned between the first ceramic matrix composite facing sheet and the second ceramic matrix composite facing sheet. The ceramic matrix composite core has a perimeter. The first ceramic matrix composite facing sheet and the second ceramic matrix composite facing sheet extend beyond the perimeter to form an enclosure between the first ceramic matrix composite facing sheet and the second ceramic matrix composite facing sheet. The ceramic matrix composite core gap. Holes are formed through the sandwich panel. The heat protection system further includes: a soft commodity seal positioned in the gap; a plurality of spacer members; a plurality of standoff brackets; and a plurality of fasteners positionable through the plurality of holes to couple the sandwich panel to the plurality of supports.

The invention discloses a method and device for automatically adjusting a camera monitoring scene. A designed positioning target is placed in the monitoring scene, a monitoring mode is selected through a controller button, an automatic adjustment command is sent to the camera, and the camera rotates and scans the position placed in the monitoring scene. To locate the target, adjust the rotation steps of the horizontal motor and the vertical motor of the pan / tilt, so that the positioning target is located in the center of the monitoring screen, and then adjust the focal length of the camera according to the monitoring mode, and perform autofocus to make the positioning target clear . The method and device of the present invention only need to press the control button to automatically adjust the focus and focus without manual intervention in the process of adjusting the focus and focus, which greatly improves the ease of installation, ease of use and manual installation of the pan-tilt zoom camera. efficiency.