31results about How to "Improve mating stability" patented technology

The invention discloses an air purification device, which comprises a wall body and a purifier arranged under the wall body, wherein a regulation and control part is arranged in the center of the front end surface of the purifier; an atomization opening is formed in the front end surface of the purifier arranged above the regulation and control part; a power distribution seat is fixedly arranged at the front end surface of the wall body; an electric connection head is arranged at the bottom of the power distribution seat; the bottom of the electric connection head is provided with a conducting wire connected with the back side surface of the purifier; a hollow groove is formed in the inner bottom of the power distribution seat; slide connection grooves are respectively formed in the two sides of the hollow groove; screw rods are arranged in the slide connection grooves; the tops of the screw rods are connected with an electric rotating machine; a slide connection plate is arranged in the hollow groove; the two side ends of the slide connection plate penetrates through the slide connection groove and is connected with the screw rods in a matched way through screw threads; the bottom of the slide connection plate is provided with an assembly block; the bottom of the assembly block penetrates through the bottom wall of the power distribution seat and is in slide matched connection with the power distribution seat; first pushing cavities are correspondingly arranged at the left side and the right side inside the assembly block. The air purification device has the advantages that the structure is simple; the operation is convenient; the automatic insertion connection power supply is realized; the safety is high.

The invention provides an easy-to-clean fermentation tank based on bioengineering, and relates to the field of bioengineering. The easy-to-clean fermentation tank based on bioengineering comprises anupper tank body and a lower tank body, wherein support legs are arranged at the left side and the right side of the bottom of the lower tank body; the bottom of each support leg is fixedly connected with the top of a base; a sealing pad is arranged at each of the bottom of the upper tank body and the top of the lower tank body; a discharging pipe is arranged at the middle part of the bottom end ofthe lower tank body; a restrictive reciprocating mechanism is arranged at the top end of the inner wall of the upper tank body; a separation plate is arranged inside the upper tank body; an operationrotating rod is arranged under the restrictive reciprocating mechanism; a limiter is arranged at the connecting part of the outer wall of the left side of the lower tank body and the upper tank body;a feeding hopper is arranged at the left side of the upper tank body; a damping support device is arranged at the right side of the lower tank body and the upper tank body. The easy-to-clean fermentation tank has the advantages that the upper tank body and the lower tank body can be conveniently separated, so that the inner wall can be conveniently cleaned; the blind region is reduced; the operation is convenient.

The invention discloses charging equipment for a new energy vehicle. The charging equipment comprises a power supply portion, a propulsion portion fixedly mounted on the left of the power supply portion, and a charging gun. A chute is provided in the bottom end surface of the right of the propulsion portion. A first threaded rod which extends left and right is provided in the chute. The left end surface of the first threaded rod is connected with a first motor. The first threaded rod is connected with a locking block in a way of screw-thread fit, and the locking block is used for being connected with the charging gun in a way of locking fit. The locking block is abutted with and is in sliding-fit connection with the front and back inner walls of the sliding groove. A first transmission cavity which longitudinally extends is provided in the power supply portion, on the right of the chute. The bottom of the first transmission cavity is provided with a second transmission cavity which extends to the right in a communicating way. An accommodation cavity is provided in the side, away from the first transmission cavity, of the power supply portion. An insertion groove is provided in the end surface of one side, above the left of the accommodation cavity, of the power supply portion. The charging equipment is simple in structure and convenient to operate, insertion operation can be automatically controlled, the safety protection performance is high, and an electric shock accident caused by the exposure of a power supply plug pin is avoided.

An electrical device heat dissipation structure includes an air blowing device, a casing, and a mating connector. The casing is disposed with at least one air outlet, an electrical connector and a power supply. The power supply provides power to the air blowing device. The mating connector has a chip. The mating connector is electrically connected with the electrical connector. The air blowing device is configured to blow air to the mating connector through the at least one air outlet, so as to improve dissipation of heat generated by the chip at work, and to reduce a temperature of the mating connector.

The invention relates to the technical field of computer-aided equipment, and discloses a computer-aided assembly capable of enhancing cable plugging stability. The computer-aided assembly comprises aplugging block, wherein swing frames are movably hinged to the left wall and the right wall of an inner cavity of the plugging block; abutting springs are movably connected to the swing frames in a sleeving manner; a swing disc extending to the swing frames is movably connected to an inner cavity of the plugging block; guide rods are fixedly connected to the upper end and the lower end of the swing disc; and a movable piece extending to the guide rods is slidably connected to the bottom of the inner cavity of the plugging block. According to the computer-aided assembly capable of enhancing the cable plugging stability, after the plugging block is connected with a binding post, a power supply is connected to the binding post to start an electromagnet, and the electromagnet attracts a guidepost part to move upwards, so a movable ring rotates and throws out an elastic propping plate, extrudes the movable piece and drives the guide rod to deflect; and finally, a plugging post is pluggedinto a plugging groove of the binding post, and the binding post are limited, so the plugging stability of a cable during operation is effectively ensured.

The invention belongs to the technical field of electrical connectors, and particularly relates to an energy storage connector. The energy storage connector comprises a board-end socket and a wire-endplug. The board-end socket comprises an insulating base and a socket body. The wire-end plug comprises a plug wire body connected with a cable and an electrical plugging head used for being adaptively plugged into the socket body. The insulating base is provided with a board-end inner sleeve for the electrical plugging head to be inserted into. The electrical connecting end of the socket body issuspended in the board-end inner sleeve. A wire-end outer sleeve is arranged outside the plug wire body in a protruding manner. The electrical plugging head is suspended in the wire-end outer sleeve.When the wire-end plug is plugged into the board-end socket, the wire-end outer sleeve is sleeved in the board-end inner sleeve. When the wire-end plug is connected with the board-end socket in a plugging manner, the wire-end outer sleeve and the board-end inner sleeve are connected in a sleeved manner, so that the influence of external force on the wire-end plug can be reduced, the probability that the wire-end plug shakes due to the influence of external force can be reduced, the plugging stability of the wire-end plug and the board-end socket can be improved, and stable current transmissioncan be ensured.

The invention relates to automatic aging-detection equipment which comprises a main control cabinet, a load cabinet and a test cabinet, wherein a plurality of modules to be tested are arranged in thetest cabinet; paths of loads are arranged in the load cabinet; the loads are electrically connected with the modules to be tested in a one-to-one correspondence manner; an industrial control computer,a relay control circuit and a CAN (Controller Network Area) communication module are arranged in the main control cabinet; the industrial control computer is electrically connected with the relay control circuit; the relay control circuit is electrically connected with all the modules to be tested; and all the modules to be tested are electrically connected with the industrial control computer through the CAN communication module. The automatic aging-detection equipment disclosed by the invention can effectively detect working state information of the modules to be tested in a loaded state, and parameter information such as working current acquired by the modules to be tested is fed back to the industrial control computer through a CAN bus, so that the industrial control computer precisely monitors the parameter information such as the working current of the modules to be tested in an aging process in real time and provides a basis for management and control of quality improvement, and the automatic-aging detection equipment is favorable for improving the quality of a product.

The invention provides a USB socket. The USB socket includes a housing, a first copper shell, a second copper shell, an insulator and terminals; the terminals are arranged on the insulator; the second copper shell is arranged on the insulator; the first copper shell wraps the second copper shell; the housing wraps the first copper shell; the housing is provided with an insertion opening; the inner side of the insertion opening is provided with at least two raised edges; and the inner side of the insertion opening is provided with raised clamping blocks. According to the USB socket of the invention, the stability of insertion can be improved through the raised edges and the raised clamping blocks, and therefore, looseness and poor contact can be avoided.

The invention discloses a charging device for a new energy vehicle. The charging device comprises a power supply portion, a propulsion portion fixedly mounted on the left of the power supply portion, and a charging gun. A chute is provided in the bottom end surface of the right of the propulsion portion. A first threaded rod which extends left and right is provided in the chute. The left end surface of the first threaded rod is connected with a first motor. The first threaded rod is connected with a locking block in a way of screw-thread fit, and the locking block is used for being connected with the charging gun in a way of locking fit. The locking block is abutted with and is in sliding-fit connection with the front and back inner walls of the sliding groove. A first transmission cavity which longitudinally extends is provided in the power supply portion, on the right of the chute. The bottom of the first transmission cavity is provided with a second transmission cavity which extends to the right in a communicating way. An accommodation cavity is provided in the side, away from the first transmission cavity, of the power supply portion. An insertion groove is provided in the end surface of one side, above the left of the accommodation cavity, of the power supply portion. The charging device is simple in structure and convenient to operate, insertion operation can be automatically controlled, the safety protection performance is high, and an electric shock accident caused by the exposure of a power supply plug pin is avoided.

An electrical connector which has an insulating base body and a plurality of power supply terminals, the insulating base body has two oppositely disposed sidewalls, a docking cavity formed between thetwo sidewalls, the docking cavity is formed with an insertion interface into which a docking element is inserted, each of the power supply terminals is designed in a sheet shape, and has a fixing piece fixed to the side wall, A contact piece extending from one end of the fixing piece into the butt joint cavity and a welding pin extending from the other end of the fixing piece out of the insulating seat body, The contact pieces are formed by bending and extending from one end of an adjacent plug-in interface of the fixing piece toward a welding pin direction, and a plurality of contact portions arranged at lateral intervals are formed on each of the contact pieces, and the contact portions are arranged on the contact pieces away from the plug-in interface. The electrical connector of the invention can effectively improve the insertion stability.

The invention relates to the field of aerosol generating devices, and in particular, relates to an oil-leakage-proof atomizer and an aerosol generating device. A convex part is arranged at one end ofa shell; a matched concave part is correspondingly arranged on the peripheral side of an oil cup base; when the oil cup base is inserted and positioned on the shell, the convex part is arranged in theconcave part, so one end, close to the oil cup base, of the shell is fixed by the concave part; when a sealing silicone rubber applies an outward acting force to the inner surface of the shell, one end of the shell is based on the concave part, so that the convex part abuts against and is fixed in the concave part, the position, corresponding to the convex part, of the shell is prevented from being turned outwards under the action of acting force, the stability of interference fit between the sealing silicone rubber and the shell is improved, the sealing effect on the shell is improved, and oil leakage is prevented. Meanwhile, the problem that the oil cup base is loosened due to the fact that the convex part corresponding to the shell is turned outwards under the acting force of the sealing silicone rubber is solved, and the inserting stability of the oil cup base is improved.

The invention relates to the field of aerosol generating devices, and particularly discloses a device for converting different power working modes through touch detection and an aerosol generating device. At least two magnetic pieces are arranged; the positions of the at least two magnetic pieces are different; the magnetic forces of the at least two magnetic pieces are different; an induction assembly is arranged at the end, close to the atomizer, of the host. The induction assembly induces the magnetic force of the magnetic piece; the position of an atomizer inserted into the host is adjusted; the current magnetic force of the magnetic pieces with different magnetic forces is detected by the induction assembly; the host is controlled to output different powers, so that the output power of the host can be adjusted by inserting and adjusting the position of the atomizer, the operation of a user is facilitated, the requirements of different users on different use powers are met, the market promotion is facilitated, the effect of multiple purposes is realized, and the user experience is improved.

The invention relates to the technical field of connectors, in particular to a floating connector structure, which is characterized in that a lower shell is in an open box shape, an upper shell comprises peripheral walls, the upper shell is detachably inserted and fixed in a box port of the lower shell, and the lower half part of a connector female seat is arranged in a box of the lower shell; thelower end of the connector female seat is connected with the bottom surface of the inner box of the lower shell through a spring to achieve springing of the connector female seat, limiting fit for preventing the connector female seat from springing out of the lower shell is formed between the upper shell and the connector female seat, and a socket of the connector female seat extends out of the lower shell in an overhanging mode. A connector male head and the connector female seat form plugging cooperation. A through hole is formed in the middle of the box bottom of the lower shell, a wire inthe middle of the lower end of the connector female seat extends out of the through hole, and after the connector male head is pressed downwards to be connected with the connector female seat in an inserted mode, a spring is pressed downwards, so that enough shaking adjusting gaps exist around the connector female seat. The plugging stability of the connector is improved, and the service life ofthe connector is prolonged.

The invention discloses an iris identification device including a fixed seat, a pushing device fixedly arranged above the left side of the fixed seat, and an identification unit, an empty groove is arranged in the side surface of the bottom of the right side of the pushing device and is provided with a first screw rod that prolongs horizontally, the left side surface of the first screw rod is in power connection with a first power device, the first screw rod is threadedly connected with a fixing block for fixedly cooperated with the identification unit, the fixing block abuts against the front and rear inner surfaces of the empty cavity and is movably and cooperatively connected, and a first long cavity prolonging vertically in the fixed seat at the right side of the empty groove, the bottom of the first long cavity is provided with a second long cavity prolonging toward the right side in a through manner, the inside of one side, far away from the first long cavity, of the fixed seat is provided with a square cavity, and a plugging groove is arranged in the side surface of one side of the fixed seat above the left side of the square cavity. The iris identification device is simple in structure and convenient to operate, and can automatically control the plugging.

The invention discloses a connection socket and a transport vehicle, and relates to the technical field of vehicle communication. The connection socket comprises a socket body and a plurality of coaxial cables, the socket body is provided with a slot, an opening of the slot is provided with a plug cover, the plug cover can cover the opening of the slot, the coaxial cable penetrates through the slot and is fixed with the socket body, and the penetrating-out end of the coaxial cable forms a plug terminal. And the plug can be inserted into the slot and is fixed with the plugging terminal in a plugging manner so as to facilitate signal transmission. A plurality of coaxial cables are used to form a plugging terminal to be plugged with a plug, so that transmission of multipath high-definition video signals is realized; the socket body is provided with the slot, the opening of the slot is provided with the plug cover, the plug cover can cover the opening of the slot, when the socket is used, the plug cover is opened, the plug is plugged in the slot to be fixedly plugged with the plug terminal so as to realize stable signal transmission, and when the socket is not used, the plug is pulled out, and the plug cover covers the opening of the slot so as to cover and protect the plug terminal. The plugging stability is improved and the service life is prolonged.

The invention discloses a charging device for an intelligent new energy automobile. The charging device for the intelligent new energy automobile comprises a power supply part, a propulsion part fixed on the left side of the power supply part and a charging gun. A sliding slot is formed in the bottom end face of the right side of the propulsion part; a first screw thread rod with left and right extension setting is arranged in the sliding slot, the left end face of the first screw thread rod is connected with a first motor, locking blocks are matched with the screw threads used for matching with the locking of the charging gun, the locking blocks are abutted with the front and the rear walls of the sliding slot, and is sliding matched with the front and the rear walls of the sliding slot, a longitudinally extended first transmission cavity is arranged in the power supply part on the right side of the sliding slot, the lower part of the first transmission cavity is communicated with a second transmission cavity extended to the right side, a holding cavity is arranged inside the power supply part away from one side of the first drive cavity, and a plug-in plot is formed in the end face of one side of the power supply part located in the top of the left side of the holding cavity. The charging device for the intelligent new energy automobile is simple in structure and convenient to operate, can automatically control plug and connection work, has high safety and protection performance, and prevents accident, caused by Power supply pin exposed, from occurring.

The electronic stethoscope convenient to manufacture and maintain comprises a shell and an electronic stethoscope head on the shell, an electronic pickup module is arranged in the electronic stethoscope head, and a circuit board, a battery connecting end and a loudspeaker which are electrically connected with one another are arranged in the shell. The circuit board comprises a control circuit used for processing signals output by the electronic pickup module and inputting the signals to the loudspeaker, the stethoscope is characterized by further comprising an auscultation tube connector, the auscultation tube connector comprises a containing cavity and a connecting tube which are communicated with each other, and a cavity used for containing the containing cavity is formed in the shell. The shell is provided with an opening allowing the connecting pipe to extend out of the shell from the interior of the shell, the loudspeaker is located in the containing cavity, and the sound production end of the loudspeaker faces the connecting pipe.

The invention discloses a seat back and a seat, the seat back comprises a back support main body, the back support main body is a frame type structure, and the back support main body comprises an upper back frame located at the upper part and a lower back frame located at the lower part; the upper back frame comprises back side rods located on the left side and the right side respectively, and the lower back frame comprises a mounting part at the bottom and supporting rods extending upwards from the mounting part to the left side and the right side respectively. The upper back frame and the lower back frame are of an integrated structure, and the supporting rods incline from the bottoms of the back side rods to the lower rear portion. The elastic side connecting rod is configured to be detachably connected with the back side rod; an inserting tongue is arranged on one of the back side rod or the elastic side connecting rod, and an inserting groove is correspondingly formed in the other of the upper back side rod or the connecting side rod; the elastic side connecting rods and the back side rods are vertically inserted and matched and are fixedly connected through screws, and the screws are configured to penetrate backwards from the front side of the chair back assembly. The elastic side connecting rods are detachably connected with the back side rods, so that split packaging is facilitated, the transportation cost is saved, and connection is rapid and convenient.

The invention belongs to the technical field of aluminum alloy furniture, and relates to a sliding insertion buckling type cabinet body structure and an assembling method thereof. The sliding insertion buckling type cabinet body structure comprises a cabinet body defined by a left side plate, a right side plate and a back plate;a plurality of layers of laminates to be spliced are spliced in the cabinet body; sliding inserting strips are fixedly installed at the positions, matched with the laminates to be inserted, of the ends of the left side plate, the right side plate and the back plate through bolt fasteners, the opening ends of the sliding inserting strips face the laminates, grooves are formed in the sides, matched with the left side plates, the right side plates and the back plates,of the laminates, sliding inserting sealing edges are bonded in the grooves in the ends of the laminates, and the opening ends of the sliding inserting sealing edges face the sliding inserting strips.The problems that according to an existing cabinet body formed by splicing aluminum plates, all assemblies need to be connected and fixed on the outer edges of the plates through various connecting pieces, the connecting pieces are exposed, and the attractiveness of the cabinet body is affected are solved.

The invention discloses an iris recognizer, which comprises a fixed seat, a moving device fixedly installed on the upper left side of the fixed seat, and an identification instrument. An empty groove is arranged in the bottom side of the right side of the moving device, and left and right extension devices are arranged in the empty groove. The first helical rod, the left side of the first helical rod is power-connected with the first power device, the helical thread on the first helical rod is connected with a fixed block for fixedly fitting connection with the identification instrument, and the fixed block is connected with the empty The front and rear inner surfaces of the groove are pressed against and moved in conjunction with each other. The first long chamber extending vertically is arranged in the fixed seat on the right side of the empty groove. A square cavity is provided inside the seat away from the side of the first long cavity, and an insertion groove is provided in the side of the fixed seat side above the left side of the square cavity; the present invention is simple in structure, easy to operate, and can automatically control the insertion work.

The invention discloses an iris recognition instrument, which comprises a fixed seat, a moving device fixedly installed above the left side of the fixed seat, and an identification device. An empty slot is arranged in the bottom side of the right side of the moving device, and left and right extensions are arranged in the empty slot. The first helical rod, the left side of the first helical rod is power-connected with the first power device, the helical thread on the first helical rod is connected with a fixed block for fixedly fitting connection with the identification instrument, and the fixed block is connected with the empty The front and rear inner surfaces of the groove are pressed against and moved in conjunction with each other. The first long chamber extending vertically is arranged in the fixed seat on the right side of the empty groove. A square cavity is provided inside the seat away from the side of the first long cavity, and an insertion groove is provided in the side of the fixed seat side above the left side of the square cavity; the present invention is simple in structure, easy to operate, and can automatically control the insertion work.

The invention discloses a communication interface structure used for an electric power dispatching system. The communication interface structure comprises a male head and a female head, wherein the top part of the male head is provided with a plug-in column, a plug-in hole matched with the plug-in column is formed in the top part of the female head, the male head and the female head are fixed together through a clamping piece, the clamping piece comprises two elastic metal strips, a rigid vertical plate is fixed to the outer side end of each elastic metal strip, the rigid vertical plates are respectively connected with the male head and the female head, the inner side ends of the elastic metal strips are connected with a rotary connecting mechanism, the rotary connecting mechanism comprises two circular strips, a rubber damping strip is fixed to the outer side of each circular strip, the elastic metal strips are connected with the circular strips through rotary shafts, two spring bodies are hung between the two circular strips, one end of each spring body is hung on the diameter of the arbitrary circular strip, and the other end of each spring body is hung on the peripheral edge of the other circular strip. The communication interface structure can solve the defects of the prior art, improves connection firmness and stability of the communication interface, and reduces manpower waste.

The invention relates to a test machine cabinet. The test machine cabinet comprises a test box, a fixed plate, a connecting plate, a heating protective cover and a top plate; the fixed plate is arranged at the upper end of the test box in a covering way; a thimble substrate is arranged on the upper surface of the fixed plate; a first adapter plate is arranged on the lower surface of the fixed plate; guide rods are arranged at the peripheral corners of the fixed plate correspondingly; the connecting plate is arranged at the middle part of each guide rod in a sleeving way and moves up and down along the guide rod; a plurality of to-be-tested modules are arranged on the connecting plate; the plurality of to-be-tested modules are arranged on the connecting plate at intervals; the thimble substrate is electrically connected with the first adapter plate; and the first adapter plate is electrically connected with an external host. According to the test machine cabinet, all the to-be-tested modules are electrically connected with the thimble substrate simultaneously and automatically when the connecting plate moves downwards to the very bottom, so that the test machine cabinet facilitatesbatched operation, is simple to operate and greatly improves the test efficiency; furthermore, after the test ends up, the connecting plate moves upwards, so that all the to-be-tested modules can be automatically disconnected.

The invention discloses an electric welding device which comprises a welding machine and a frame body; a converter is arranged at the left front end face of the frame body; a base body is arranged atthe bottom of the right side of the frame body; a plug is arranged at the bottom of the base body; a wire cable connected with the welding machine is arranged at the bottom of the plug; a cavity is formed in the bottom of the base body; sliding grooves are formed in the left side and the right side of the cavity; spiral rods are arranged in the sliding grooves; the tops of the spiral rods are connected with motors; a sliding plate is arranged in the cavity; the two side ends of the sliding plate enter into the sliding grooves and are connected with spiral threads of the spiral rods in a fit manner; a fixed connection block is arranged at the bottom of the sliding plate; the bottom of the fixed connection block passes through the end wall of the base body and is connected with the base bodyin a slidingly fit manner; first groove parts are formed in the fixed connection block in a left-and-right corresponding manner; placement grooves are formed in the tops of the first groove parts; aconnecting groove is formed in the bottom end face of the fixed connection block; a penetrable hole is formed in the part, between the connecting groove and each first groove part of the fixed connection block; a second groove part is formed in the outer side wall of each penetrable hole; first sliding blocks are arranged in the first groove parts; a first pressure spring is arranged between the top of each first sliding block and the corresponding placement groove; and sliding rods entering into the penetrable holes are arranged at the bottoms of the first sliding blocks. The electric weldingdevice is reasonable in structure and simple to operate, can be automatically plugged to be electrified and is high in plugging firmness.

The invention discloses a vehicle chassis parking supporting device. The vehicle chassis parking supporting device is used for supporting the chassis in the parking process of the vehicle, or a stagecan be built according to the structure of the vehicle; the structure comprises a supporting leg; the inner end part of the supporting leg is hinged with a connecting base through a pivot; the connecting base is connected with the chassis; a limiting structure for limiting the position of the supporting leg is arranged between the connecting base and the inner end of the supporting leg; the supporting leg comprises an outer cylinder and an inner cylinder; the inner cylinder is inserted in the outer cylinder in a gap way; a pushing mechanism connected with the inner cylinder is arranged on theouter cylinder; the pushing mechanism is used for pushing the inner cylinder to stretch out of the outer side of the outer cylinder or retract in the inner cylinder; a movable plate is movably arranged on the outer end part of the inner cylinder through a connecting sheet; a gap is formed between the movable plate and the outer end part of the inner cylinder; the outer end face of the movable plate is used for contradicting and supporting a supporting body; and under the action of the pushing mechanism, the inner end face of the movable plate clings to the outer end part of the outer cylinderafter the inner cylinder retracts in the outer cylinder in place.

The invention discloses a materialized programming building block system, which includes a sensor module, including an infrared sensor building block, a camera building block, and a wireless transmission function building block, for collecting external signals; a program control module, including a delay building block, a cycle running building block, a Boolean Judgment blocks, if judgment blocks, waiting signal blocks, or blocks, and blocks, subroutine blocks, motion control blocks, and program verification blocks are used to perform logic operations on input signals; execution modules include bottom motion blocks, music playing blocks, LCD display building blocks, manipulator building blocks, diode array building blocks, fan building blocks, and head swinging building blocks are used to execute the output command signal of the program control module. The invention can improve the deficiencies of the prior art, has flexible collocation, is convenient to use, and is suitable for children.