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.

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 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.

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.

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.

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 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.

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.