56results about How to "Plug and unplug smoothly" patented technology

The invention discloses a coding mechanism and key for a clutch type clock. A clutch pin is arranged in the lock and is in linkage with an unlocking mechanism, the coding mechanism is arranged in the lock and comprises multiple coding plates, bumps on the coding plates are provided with reset blocks and toothed grooves, the bumps on each coding plate are the same, positions, relative to clutch grooves, are not exactly the same, the multiple coding plates are stacked in the axial direction, the circle centers of circular rings are coaxial, multiple toothed blocks are arranged on the key, when the key is inserted into the coding mechanism to rotate, the multiple toothed blocks of the key are meshed with the multiple toothed grooves of the coding plates successively to drive the coding plates to rotate, and the clutch grooves of the coding plates are right opposite to the clutch pin; when the key is rotated reversely, the key drives a reset bar to be meshed with the multiple reset blocks of the coding plates successively, all the reset blocks of the coding plates are rotated to the same direction, and the clutch grooves are not in the same direction. According to the coding mechanism and key for the clutch type clock, the coding information content produced by the coding mechanism is large, and the capacity of controlling technical opening is strong.

The invention discloses a manual-automatic screwdriver which comprises a screwdriver head and a shell. A motor is arranged in the shell, and the screwdriver head is located in front of the shell. The screwdriver is characterized in that a composite mechanism is disposed between the screwdriver head and the motor and comprises an output shaft, a supporting frame, a bearing base and multiple pins, and by means of the composite mechanism, the manual-automatic screwdriver has a manual mode and an automatic mode which can be switched. By means of the screwdriver, the manual mode and the automatic mode are integrated through a transmission unit. When the screwdriver has no supplementary power supply, the screwdriver can still be normally used in the manual mode. The transmission unit takes the place of a traditional one-way valve, so that the size and the outer diameter of the screwdriver are reduced, and the screwdriver is convenient to carry and store. A tail cap is provided with a functional slot and a tail LED lamp, the functional slot can be used for charging electronic products and the tail LED lamp has a work indication function.

Disclosed is a manufacturing method of a multilayer circuit board. The method comprises the following steps: providing a circuit board substrate comprising a first copper foil layer and a second copper foil layer at outermost two sides, wherein the circuit board substrate comprises a second area; forming multiple conductive through holes electrically connected with the first copper foil layer and the second copper foil layer in the second area; manufacturing the first copper foil layer and the second copper foil layer to form a first conductive line pattern and a second conductive line pattern, wherein the first conductive line pattern comprises multiple conductive terminals in the second area, the second conductive line pattern comprises multiple electroplated connecting lines in the second area, and each conductive terminal is electrically connected with one electroplated connecting line through one conductive through hole; forming coverage film layers at the two sides of the circuit board substrate, wherein the coverage film layer disposed at the surface of the first conductive line pattern is provided with openings, and the multiple conductive terminals are exposed out of the openings; and forming a gold-plated layer on the surfaces of multiple conductive terminals. According to the invention, each electroplated connecting line is disconnected through a laser ablation mode, and the multilayer circuit board is formed accordingly. The invention also provides a multilayer circuit board formed by use of the manufacturing method of the multilayer circuit board.

The invention discloses an insulating connecting seat capable of being plugged and pulled underwater, a connector and an implementation method. The connecting seat comprises a shell, a circuit board,a plurality of inserting and pulling mechanisms and an insulating partition plate; each inserting and pulling mechanism comprises a first groove, two pieces of first elastic rubber, a protective material, a second groove and two pieces of second elastic rubber; a jack is respectively arranged in the bottoms of the first groove and the second groove, and the joints between the two jacks and the twopieces of first elastic rubber and the joints between the two pieces of second elastic rubber are located on the same central axis so as to be used for a matched connector to access a circuit board.The connector is matched with the connecting seat for use and comprises a wire, a plug and a connecting end which are connected in sequence; the connecting end can be inserted to the shell and the endsurface is connected with the circuit board. The connecting seat and the plug are matched for use and can be directly plugged and pulled underwater; moreover, the service life is long. The connectingseat and the connector can be popularized and applied.

The invention discloses a mop bucket for a flat-plate mop, belonging to the technical field of cleaning supplies. The mop bucket comprises a water squeezing bucket and a cleaning bucket, wherein the water squeezing bucket can be contained in the cleaning bucket and taken out; a water retaining cover is arranged on a wiper bucket; a wiper port is formed in the water retaining cover; a wiper strip and a popping-up piece opposite to the wiper strip are arranged at the wiper port; the wiper strip is fixed; an inclined water diversion slope is formed on the upper surface of the wiper strip; an upper drain outlet is formed in the bottom end of the water diversion slope; and the popping-up piece comprises a swing arm. The mop bucket disclosed by the invention comprises two separable buckets, theconvenience is improved, the wiper strip is integrally molded, the stability during water squeezing is ensured, the wiped water can be drained by the inclined wiper strip, the water is squeezed by enabling the swing arm to pop up the panel of the flat-plate mop, the fluctuation of the wiper strip can be alleviated, and the water squeezing effect is improved.

The invention discloses an isolation plug and a venous indwelling needle with the isolation plug. The isolation plug is an elastic body which punctures or is pulled away from a needle tube; after the isolation plug is involved into the needle tube in a puncturing mode, a puncture passage of the needle tube is formed in the isolation plug, is wrapped with the periphery of the needle tube, and has the pressing and holding force on the tube wall of the needle tube, and a gap is reserved between the puncture passage and the tube wall of the needle tube. The isolation plug and the venous indwelling needle have the advantages that the gap is reserved between the puncture passage and the tube wall of the needle tube, the contact area between the tube wall of the needle tube and the puncture passage is reduced through the gap, and therefore the friction force between the needle tube and the wall of the isolation plug is reduced; a passage of the isolation plug has deformation space, the pressing and holding force of the wall of the isolation plug to the needle tube is reduced, and therefore the friction force is further reduced; a lubricating agent exists in the passage, so that the needle tube can be plugged and unplugged more smoothly; the elastic isolation plug is adopted, so that the higher return function is achieved; after the needle tube retreats back, a puncture hole will instantly disappear, and therefore blood backflow and medicine liquid leakage are effectively prevented.

The invention discloses a clutch type clock and keys. The lock comprises a clutch type lock cylinder, a transmission mechanism and a lock sleeve, the keys are matched with the lock cylinder, the transmission mechanism comprises an inner sleeve, a lifting pin, a limiting pin and a clutch pin, the lock cylinder rotates to form a clutch through groove, the lower portion of the clutch pin enters the clutch through groove after the clutch pin is pressed by the lifting pin, the upper portion of the clutch pin is located in a strip-shaped hole of the clutch pin of the inner sleeve, and unlocking is achieved through linkage of the lock cylinder and the inner sleeve; when the lock cylinder rotates reversely to be locked, the limiting pin limits the inner sleeve to rotate continuously, the lock cylinder continuously rotates reversely to make the lower portion of the clutch pin pressed into the strip-shaped hole of the clutch pin, the upper portion of the clutch pin enters a groove of the lock sleeve, and linkage of the lock cylinder and the inner sleeve is removed. According to the clutch type clock and the keys, the lock cylinder is further improved, and the lock cylinder comprises the multiple coding plates. The clutch type clock and the keys have the advantages that the structure is simple, the transmission is stable when the lock is unlocked or locked, the coding information content of the lock cylinder is large, and the capacity of controlling technical opening is strong.

An electrical connector has ground planes. Each ground plane (13) crosses counter ground planes (36) of the counter connector (30) so as to make a lattice structure when the counter connector (30) is fitted to the connector. The contact section (12C) of a signal terminal (12) of the connector has a plane surface perpendicular to the surface of the corresponding counter contact section (34A) of the counter signal terminal (34), and formed at a flexible elastic arm (12B) in the plane surface. The ground plane (13) has pressure-welding sections (18B) and (20B), which individually elastically contact with the facing inner surfaces of each slit, at a portion to be put into each slit of the counter ground plane (36).

The invention discloses a new type transverse link connection structure which comprises a current conducting plate, a transverse link and a locking elastic sheet formed when an elastic metal sheet is bent. On the current conducting plate and at the position for the pre-connection of the transverse link are formed a hanging wall and a torn hole. The transverse link comprises a metal pin to serve as a conductive part and an insulation plastic cement to serve as an operation part. The locking elastic sheet comprises two elastic clamping arms formed in such a manner that the side wall and the two ends of the side wall are in the same side, and then bent oppositely from the two ends and then bent again in the same side. The locking elastic sheet is fixed on the hanging wall in an interference fit manner. A clamping port is formed between the hanging arm and the two elastic clamping arms. The metal pin can pass through the torn hole, fastened and inserted into the clamping port. While satisfying the functions, the structure of the invention simplifies a transverse link and resolves the high demand for materials to make a transverse link. In addition, reliable connection can be provided with large contact pressure and smooth plugging. As the contact area between the transverse link and the current conducting plate is large, the requirement for large current can be fulfilled.

An image forming device (10) is provided with a toner replenishing section (40), a waste toner recovery section (80), and a toner container (41). The toner container is configured so as to be capableof being removably mounted to each of the toner replenishing section and the waste toner recovery section. The toner container has: a first lever (61) which can be switched to a first position (P1) and to a second position (P2); and a second lever (62) which can be switched to a third position (P3) and to a fourth position (P4). The toner replenishing section has: a first operation section (101) which, in a process in which the toner container is mounted to the toner replenishing section, prevents the mounting of the toner container; and a second operation section (121) which switches the second lever to the fourth position. The waste toner recovery section has: a third operation section (102) which, in a process in which the toner container is mounted to the waste toner recovery section,prevents the mounting of the toner container; and a fourth operation section (142) which switches the first lever to the second position.

The embodiment of the invention relates to a hard disk assembly, a computer case assembly and a server device. The hard disk assembly comprises a hard disk and an adaptor. The hard disk comprises a first end and a first side, wherein the first end extends in the direction perpendicular to the length direction of the hard disk, the first side extends in the direction perpendicular to the direction of the width direction of the hard disk, and a hard disk interface is formed in the first end of the hard disk; the adaptor comprised a first interface and a second interface, the first interface and the second interface are electronically connected with each other, the first interface is inserted into the hard disk interface, and the second interface is close to the first side of the hard disk so as to be used for being electrically coupled to other parts.

The invention discloses a novel lithium-battery charging connector. The novel lithium-battery charging connector includes mutually coordinated male connector and female connector, wherein PIN pins arearranged on the male connector; rubber sleeves are arranged on the PIN pins; a self-locking movable sleeve sleeves the front end of the male connector; an annular inverted buckle bending inward is arranged at the front end of the self-locking movable sleeve; a self-locking snap ring is arranged between the end surface of the front end of the male connector and the annular inverted buckle; a female end tip is arranged in the female connector; a clamping inverted buckle is arranged at the front end of the female end tip; PIN holes are formed in the female end tip; and terminals are arranged inthe PIN holes. The novel lithium-battery charging connector adopts the push-pull self-locking structure, can effectively ensure the stability of connection, is not easy to loose, and has good safety;and the rubber sleeves are arranged on the PIN pins of the male connector so as to coordinate with the PIN holes of the female connector to realize water wiping and water isolation and prevent plugging short circuit when water droplets exist, and at the same time, the novel lithium-battery charging connector has good waterproof sealing performance during connection, and has excellent waterproof and water-isolation performance.

The invention relates to a connector with a dustproof door and a connector component. The connector with the dustproof door comprises a connector shell, wherein the dustproof door is arranged at a plug interface of the connector shell, the dustproof door is formed by an elastic sheet, the elastic sheet has a fixed part fixedly connected with the connector shell and also has a sealing part blockingthe plug interface of the connector, and the sealing part bends into the plug interface and opens when being pushed by an adaptable connector and closes the plug interface when the adaptable connector is pulled out; and the connector component comprises a first connector and a second connector, a connector shell of the first connector or the second connector is provided with the dustproof door, and the dustproof door is formed by the elastic sheet. The dustproof door is formed by the elastic sheet, the elastic sheet can be fixedly connected with the connector shell through the fixed part, andthe sealing part blocks the plug interface of the connector. The connector has a simple structure, does not need a hinge assembly structure, can be smaller, and is convenient to assemble and maintain.

The present invention discloses a flexible plugging detection device. The flexible plugging detection device comprises a bottom plate, a supporting plate perpendicular to the bottom plate, a lifting unit and a first mounting plate, wherein the first mounting plate and the supporting plate are arranged in parallel, and the first mounting plate moves up and down along the supporting plate through the lifting unit; the flexible plugging detection device further comprises a second mounting plate arranged above the supporting plate, and a floating top plate; a floating bottom plate is mounted on a side surface of the first mounting plate; the floating bottom plate and the floating top plate are arranged in parallel; a floating assembly is arranged between the floating top plate and the floating bottom plate; and a plurality of plugging heads are arranged above the floating top plate. If a plugging hole of a product to be detected has a certain deviation, when a plugging head contacts with the plugging hole of the product to be detected, the floating assembly will float under the correction effect of chamfers, so that the plugging head can be smoothly plugged into the plugging hole of the product to be detected finally, and therefore, the smoothness of plugging can be ensured, and damage to the product can be avoided.

The invention relates to the field of photoelectric conversion machines, in particular to a photoelectric conversion machine with a function of tightly plugging optical fiber connectors. The technicalscheme includes that the photoelectric conversion machine with the function of tightly plugging the optical fiber connectors comprises a conversion machine body; an optical fiber interface is arranged on the conversion machine body; a mounting plate is connected onto the conversion machine body, a driving mechanism is mounted on the mounting plate, a gear and rack mechanism is connected with an output end of the driving mechanism, and a clamping mechanism for clamping the optical fiber connectors is connected with the other end of the gear and rack mechanism. The photoelectric conversion machine has the advantages that the optical fiber connectors can be pulled towards the directions close to the optical fiber interface, accordingly, optical fibers can be assuredly firmly connected with the optical fiber interface, and the problem that existing optical fiber connectors are easy to loosen or fall out from existing photoelectric conversion machines can be solved.

The invention belongs to a magnetic suspension portable socket for electrical accessories, in particular to a magnetic suspension portable socket which acts through the principle that the repulsion force of like poles of permanent rubber magnetic rings and the attraction force of opposite poles of the permanent rubber magnetic rings and is provided with double child electrical shock prevention protection doors. According to the magnetic suspension portable socket, an electrode contact piece is suspended in a bushing and a shell through the attraction force and the repulsion force of the permanent rubber magnetic rings and face jacks on the shell; the contact surface of the electrode contact piece and a plug is clamped by utilizing magnetic push, and various power consumption requirements are met when the plug is plugged into the socket; the traditional resilience force of a copper sheet is replaced by magnetic force, and the tightness of the plug and the electrode contact piece is guaranteed; and the magnetic force can be kept about 60 to 70 years, and the service life of the socket is obviously prolonged. Due to the unique double-door design of child electrical shock prevention protection doors, the magnetic suspension portable socket is uniform in component force and long in service life.

The invention relates to an underwater detection air inlet leakage-preventing device of a fuel oil tank. An air injection pipe is inserted into an upper end opening of an oil injection pipe; a rubber sleeve is arranged between the air injection pipe and the oil injection pipe; the lower end opening of the air injection pipe is rotationally connected with a mushroom-head screw; through holes are formed in the mushroom-head screw; the lower end face of the rubber sleeve leans against a flange of the mushroom-head screw; an expansion mechanism is arranged at the upper end of the air injection pipe. The expansion mechanism comprises a cylinder sleeve and an inner disc; the lower end of the inner disc is located in the cylinder sleeve; a locking air cavity is arranged between the lower end face of the inner disc and a bottom plate of the cylinder sleeve; the upper end of the air injection pipe penetrates through a central hole of the bottom plate and is connected with the center of the lower end face of the inner disc to form a whole body; the upper end opening of the cylinder sleeve is provided with a limiting clamping spring which is clamped on a necking down part on the middle of the inner disc, in an embedding manner; the inner disc is rotationally connected with an air pipe connector I and an air pipe connector II which are communicated with the central hole of the air injection pipe by an oil tank air inlet hole channel respectively, and are communicated with the locking air cavity by a cylinder body air inlet hole channel. The device can be smoothly inserted into and pulled out from the oil injection pipe and the reliable sealing also can be realized.

The invention discloses and provides a precision vacuum nozzle mechanism which is simple in structure, safe and reliable, capable of replacing a nozzle conveniently and precise and stable to mount. The precision vacuum nozzle mechanism comprises an adapting assembly for being connected with an external vacuum system, a nozzle pipe body and a nozzle sleeve. The adapting assembly comprises an adapting seat and a directional boss arranged on the adapting seat. The directional boss is used for guide positioning during mounting. Multiple suction holes are formed in the nozzle pipe body. The size of the suction holes and the distance between the suction holes are all matched with products. The nozzle sleeve is used for connecting the suction pipe body with the adapting seat. A buckle connecting module is arranged between the nozzle sleeve and the adapting seat. The precision vacuum nozzle mechanism is used for the technical field of vacuum nozzles.

An electronic component comprises a bearing structure, a circuit board and at least one elastic component. The circuit board comprises at least one assembly hole and a first electric connector, the circuit board is assembled to the bearing structure via the assembly holes, and the first electric connector is suitable for abutting a second electric connector. The elastic components are configured to the assembly holes, and each elastic component comprises at least one first compressible part and one second compressible part which are connected with each other. Each first compressible part is positioned outside the corresponding assemble hole and is suitable for being compressed between the bearing structure and the circuit board in a first direction. Each second compressible part is positioned in the corresponding assemble hole and is suitable for being compressed between the bearing structure and the circuit board in a second direction and a third direction. The first direction, the second direction and the third direction are mutually perpendicular.

The invention discloses a fiber optics bundle coupler capable of automatically focusing positioning, and the coupler comprises a coupler socket which is used for fixing a coupler plug, and is provided with a positioning head which cooperates with a plug positioning groove on the coupler socket. The coupler plug accommodates a fiber optics bundle, and the coupler socket is provided with an objective lens chute corresponding to the plug positioning groove. A coupling objective lens is controlled to slide on the objective lens chute, receives a signal from the fiber optics bundle, and transmits the signal to a confocal imaging system. The relative position relation of the coupling objective lens and the section of the fiber optics bundle is judged, and the feedback control of the sliding of the coupling objective lens is carried out till the optimal coupling position is found, thereby achieving the automatic focusing positioning. The coupler provided by the invention improves the reliability of imaging coupling, and can achieve the compensation for the device wear caused by long-time use to a certain degree.

The invention discloses a motor vehicle seat and relates to the technical field of vehicle parts. The motor vehicle seat comprises two insertion rod sleeve mounting seats welded to a main backrest frame tube. An insertion rod sleeve is arranged in each insertion rod sleeve mounting seat, and an insertion rod with a headrest inserted in is inserted into each insertion rod sleeve. Each insertion rod sleeve mounting seat comprises a grooved seat body and a bolt inserted nearby a groove opening of the seat. The clearance between a bolt hole of at least one insertion rod sleeve mounting seat and the corresponding bolt in the groove depth direction of the corresponding seat body is larger than 1 millimeter. The clearance between the groove width of the seat body of at least one insertion rod sleeve mounting seat and the corresponding insertion rod sleeve inserted in the groove of the seat body in the groove width direction is larger than1.5 millimeters. Openings of the groove openings in the two sides of the seat bodies are put on the main backrest frame tube and then are welded, and accordingly the two insertion rod sleeve mounting seats are welded on the main backrest frame tube. By means of the motor vehicle seat, the problems of the complex manufacturing process of the motor vehicle seat, poor adaptability of headrest mounting seats and unsmooth pulling and insertion of the headrest can be solved, and the automobile taking comfort is improved.

The invention provides a vehicle-mounted robot and a vehicle. The vehicle-mounted robot comprises a shell, a circuit board, a first electrode, a second electrode and a USB connector; the interior of the shell is a cavity, an inclined USB surface is arranged at the top end of the shell, and a through USB hole is formed in the USB surface; the circuit board is located in the cavity; the first electrode is connected with the circuit board and extends out of the shell; the second electrode is connected with the circuit board and extends out of the shell; and the USB connector is connected with thecircuit board and located below the USB surface and opposite to the USB hole. According to the vehicle-mounted robot, the USB connector is convenient to plug and pull, and good in dustproof effect.

The invention discloses a connector and a connector assembly. The connector comprises a plurality of guide blocks and at least one connecting port, wherein each of the plurality of guide blocks has a first surface and a second surface opposite to each other, and a third surface adjacent to the first surface and the second surface; a first guide groove is concavely formed in the first surface, a second guide groove is concavely formed in the second surface, a clamping hole is formed between the first guide groove and the second guide groove in a penetrating mode, and a locking hole is formed in the third surface; each of the at least one connecting port is arranged on two adjacent guide blocks in the plurality of guide blocks, one side of each of the at least one connecting port faces the first surface of one of the two guide blocks, and the other side of each of the at least one connecting port faces the second surface of the other guide block. According to the connector, the first guide groove and the second guide groove in the guide block can assist in guiding the transmission end, so the plugging and unplugging process is smooth. In addition, the connector can correspond to the transmission ends of different fixing modes through the clamping hole and the locking hole.

The invention discloses a charging loop of a screwdriver. The screwdriver comprises a metal casing, wherein a bearing seat, a conducting strip and a battery are arranged in the metal casing; a screwdriver accommodating seat comprises an accommodating seat main body, a PCBA (printed circuit board assembly), a cathodic conducting strip and an anodic elastic conducting body; when the screwdriver is connected to a position in the screwdriver accommodating seat in an inserting manner, an outside power supply source is connected with an anodic power supply terminal of the PCBA, the anodic elastic conducting body, the bearing seat, the conducting strip, the anode of the battery, the cathode of the battery, the metal casing, the cathodic conducting strip and a cathodic power supply terminal of the PCBA to form the charging loop. The charging loop of the screwdriver disclosed by the invention has the benefits that the screwdriver and the screwdriver accommodating seat which are matched are adopted, the screwdriver and the screwdriver accommodating seat are connected in the inserting manner so as to form the charging loop, and the screwdriver is convenient and rapid to charge by the charging loop; the anodic elastic conducting body adopts a specific structure, the contact between the anodic elastic conducting body and the screwdriver is more reliable, the accuracy requirements for a conducting component are reduced, and the inserting and the drawing are smoother; an elastic component is added, so that the abutted connection between the conducting strip and the bearing seat is steadier, and the stability of the charging loop is improved.

The invention discloses a new type transverse link connection structure which comprises a current conducting plate, a transverse link and a locking elastic sheet formed when an elastic metal sheet is bent. On the current conducting plate and at the position for the pre-connection of the transverse link are formed a hanging wall and a torn hole. The transverse link comprises a metal pin to serve as a conductive part and an insulation plastic cement to serve as an operation part. The locking elastic sheet comprises two elastic clamping arms formed in such a manner that the side wall and the two ends of the side wall are in the same side, and then bent oppositely from the two ends and then bent again in the same side. The locking elastic sheet is fixed on the hanging wall in an interference fit manner. A clamping port is formed between the hanging arm and the two elastic clamping arms. The metal pin can pass through the torn hole, fastened and inserted into the clamping port. While satisfying the functions, the structure of the invention simplifies a transverse link and resolves the high demand for materials to make a transverse link. In addition, reliable connection can be provided with large contact pressure and smooth plugging. As the contact area between the transverse link and the current conducting plate is large, the requirement for large current can be fulfilled.