244results about How to "Easy to apply force" patented technology

The utility model discloses a riveting-based explosion-proof valve structure and a battery cover plate, and the riveting-based explosion-proof valve structure comprises an annular groove which is formed in a cover plate main body and is arranged in an outward offset manner relative to a blast hole; the sealing element is sleeved in the annular groove, and the height of the sealing element is greater than the depth of the annular groove; the sealing cover side wall is formed by extending the cover plate main body along the height direction, and is folded and covered towards the direction of the annular groove so as to press against the explosion-proof membrane; a protruding part is formed on the inner side face of the sealing cover side wall. The sealing piece is arranged in the annular groove, and the explosion-proof membrane covers the sealing piece; the sealing cover side wall is folded and pressed against the explosion-proof membrane, and the inner side surface acts on the explosion-proof membrane to indirectly press against the sealing piece to deform, so that the inner side surface of the sealing cover side wall is parallel to the outer edge of the cover plate main body; according to the anti-explosion valve structure and the battery cover plate provided by the invention, the problems that a specified explosion value cannot be reached or the explosion value is relatively low and the service life of a battery is shortened due to the fact that tiny air holes are generated in a welding seam after welding and heat conduction of an existing anti-explosion valve structure are solved.

The utility model relates to the field of electric connectors, in particular to a side window switching type charging socket, and aims to solve the technical problem that a buckle cover of a mounting hole on a conventional charging connector is difficult to detach. The side window switching type charging socket comprises a socket shell, the socket shell is provided with an installation cavity, and the two ends of the installation cavity are provided with openings so that a contact piece and a switching copper bar can stretch into the installation cavity, and therefore the contact piece and the switching copper bar can be in threaded connection and conduction in the installation cavity. The cavity wall of the mounting cavity is provided with a mounting hole which is convenient for a fastener to enter; a sliding opening and closing structure is arranged at the opening of the mounting hole and comprises a sliding clamping groove formed in the hole edge of the mounting hole and a movable sliding plate mounted in the sliding clamping groove in a sliding manner. Therefore, the operation is simpler, the disassembly and assembly efficiency of the contact piece and the cable can be effectively improved, and the operation efficiency of assembling the charging socket and replacing the cable in the charging socket is further improved.

The utility model relates to the technical field of bark beetle trapper, specifically relates to a detachable bark beetle trapper and windproof fixing support, include: bark beetle trapper body and collect insect net bag, collect insect net bag is located inside bark beetle trapper body, the side of bark beetle trapper body is provided with the plug -in installation component. The utility model discloses through setting up plug -in installation component and moving out locking assembly, through the plug -in of plug -in half ring's plug -in half ring and the plug -in of moving out groove, the preliminary positioning is realized, the locking is completed to the plug -in groove under the clamping block spring action, and the movable block is cooperated with the clamping block and can push back the clamping block and move the groove and release locking, so that plug -in half ring can realize quick dismounting and installation, and further reach the device without disassembling other components can quickly complete collect insect net bag and change, solve the problem that the net bag needs to be disassembled first in the prior art and lead to low efficiency, improve the effect of convenient use.

This invention provides a floor brush and a movable device. The movable device includes a main body and a floor brush. The floor brush is connected to the main body via the floor brush main body. The floor brush includes: a floor brush main body with a first connecting portion at one end; a roller brush body with a second connecting portion at one axial end that cooperates with the first connecting portion. The first and second connecting portions cooperate to mount the roller brush body onto the floor brush main body. The second connecting portion is detachably connected to the first connecting portion. The second connecting portion has a first hand-held structure for gripping, which allows the user to grip and disengage the second connecting portion of the roller brush body from the first connecting portion of the floor brush main body. The technical solution provided by this invention provides a first hand-held structure on the roller brush body for the user to grip, facilitating the application of force to the roller brush body and making it easier to detach and install the roller brush body from the floor brush main body, thus reducing the difficulty of operation for the user.

This utility model relates to fitness equipment, specifically a combined boxing sit-up training device, including a base, a target bar vertically mounted in the center of the front of the base, and a central target assembly mounted on the upper part of the target bar. The training device also includes a foot positioning component positioned between the central target assembly and the base; side targets are symmetrically positioned on the left and right sides of the central target assembly, and the side targets are connected to the central target assembly via side rods; the training device also includes a bracket mounted at the top of the target bar. The foot positioning component in this embodiment is used to fix the user's feet, allowing the user to perform sit-ups without assistance. The central target assembly and side targets simultaneously meet the user's needs for boxing exercises. This device combines sit-ups and boxing exercises, allowing the user to freely choose the exercise mode; simultaneously, a mobile phone or tablet display device can be clamped onto the bracket, allowing for simultaneous entertainment and exercise.

The utility model discloses an intelligent construction plan display device for engineering, which comprises a connecting base and a display disc, a connecting column is integrally formed at the bottom of the display disc, a connecting groove is formed in the base, a limiting ring is formed on the periphery of the bottom of the connecting column, and an adjusting groove assembly comprises a plurality of adjusting grooves which are annularly arranged on the upper top surface of the limiting groove. The adjusting block assembly comprises at least two adjusting blocks which are fixed on the upper surface of the limiting ring, are uniformly and annularly arranged and are matched with the adjusting grooves; a mounting groove is formed in each area downwards, a first electrode group and a second electrode group are arranged in the mounting groove, a matching column is arranged at the bottom of the display body, and the matching column is clamped between the arc-shaped metal conductive elastic sheets of the first positive electrode and the first negative electrode; and / or is clamped between the arc-shaped metal conductive elastic sheets of the second positive electrode and the second negative electrode. The three-dimensional display device is simple in structure, adjustment of three-dimensional planning layout can be achieved, direction display is adjustable, and the careful degree of observation is increased.

The utility model belongs to the technical field of slope protection construction, and provides a slope protection plate pressing strip convenient to assemble and disassemble, which comprises a pressing strip body, hooking mechanisms are arranged on two sides of the pressing strip body, and each hooking mechanism comprises a connecting hook and a driving component. During installation, the pressing strip body is attached to one side of the slope protection plate, the two sets of connecting hooks correspond to the two sets of grooves, then the forward rotation driving assembly drives the two sets of connecting hooks to rotate in a folded mode, the two sets of connecting hooks rotate in a folded mode and can be hooked in the two sets of grooves, and therefore the pressing strip body is installed on the slope protection plate; the two sets of connecting hooks are driven by the reverse rotation driving assembly to expand and rotate, the two sets of connecting hooks can be separated from the two sets of grooves by expanding and rotating, at the moment, the batten body can be disassembled, and assembling and disassembling of the batten body are convenient and labor-saving.

The utility model discloses a bus clamping plate bolt inspection device, which comprises a main body part, a clamping part and a holding part, the main body part comprises two connecting ends located at two ends in the length direction, the clamping part is connected to one connecting end and is used for clamping a bus clamping plate bolt, and the holding part comprises a first holding part and a second holding part, the first holding part is connected to the other connecting end and extends in the length direction of the main body part, the second holding part is connected to the side, close to the connecting end, of the first holding part, and an included angle is formed between the extending direction of the second holding part and the extending direction of the first holding part. And the inspection efficiency of workers is improved.

The utility model provides a kind of human resource management archives auxiliary threading device, it is related to the technical field of archives management, including base, left stand plate, first sliding slot, first bearing, first lifting plate, screw rod, hand wheel, upper antiskid block, lower antiskid block, arc hole and punch assembly etc.;Traditional manual binding needs page by page alignment, manual punching, for the archives of greater thickness, it is cumbersome and time-consuming to operate.And the device realizes automatic punching through punch assembly, multiple drill bits can work simultaneously, and punching operation of multiple hole positions is completed at one time, which greatly reduces the punching time and significantly improves the overall efficiency of archives binding.Operators do not need to repeat punching, threading and other mechanical actions, effectively reducing hand fatigue caused by long-term operation, reducing the work failure rate and reducing labor intensity.

This invention discloses a rigid component for a shoe sole, which is a rigid plate for covering the sole of the foot, consisting of a forefoot section, an arch section, and a heel section connected longitudinally. The forefoot section extends curvedly from the corresponding toe to the front end of the arch section. The arch section extends curvedly from the corresponding arch of the foot to the front end of the heel section in the opposite direction to the forefoot section. The heel section extends from the corresponding heel to the rear end of the arch section. The characteristic feature is that the curvature from the forefoot section to the arch section is 20° to 30°. At this curvature, when the rigid component is placed in the sole and deformed by the user pushing off the ground, it applies an upward and forward elastic force to the user. It can apply a large force in the early stage of deformation and maintain the stability of the applied force, helping the user to exert force in a more effortless and efficient way, thereby enabling the user to achieve faster speed.

The multifunctional combined chopping board comprises an upper panel and a lower panel, the upper panel is provided with a plurality of through holes, the lower panel is provided with a plurality of protruding columns extending upwards, and the upper panel and the lower panel are detachably connected so that the multifunctional combined chopping board can be in a split state and a combined state; in the split state, the upper surface and / or the lower surface of the upper panel form a food bearing surface; in the combined state, the convex columns penetrate through the through holes and protrude out of the upper panel, and the lower surface of the lower panel forms a food bearing surface; the combined chopping board further comprises a limiting piece, and in the combined state, the limiting piece is connected with the upper panel and the lower panel so as to limit the upper panel to be separated from the lower panel. When the combined chopping board is turned over in the combined state, the limiting piece can limit relative movement between the upper panel and the lower panel, the stability of the combined state is ensured, a user can conveniently, rapidly and smoothly turn over the combined chopping board, and the user experience is improved.

The utility model discloses a rapid round steel butt joint device which is mainly composed of a shell, clamping mechanisms symmetrically arranged at the two ends of the shell and a driving mechanism located in the shell. The clamping mechanism is connected with the shell in a sliding mode through a connecting sliding block and comprises a base fixed to the connecting sliding block, a lower arc-shaped base and an upper arc-shaped base on the base are connected in a hinged and threaded mode, and a clamping screw and an arc-shaped pressing block are arranged to stably clamp round steel. The driving mechanism comprises a driving rack fixed to the connecting sliding block, a driving gear meshed with the driving rack and connected with the driving rack through a rotating shaft, and a rotating disc. According to the device, through the ingenious structural design, on the aspect of butt joint precision, position deviation can be effectively reduced, the butt joint coaxiality of round steel is improved, and the high-end manufacturing requirement is met; in terms of working efficiency, the position of round steel can be rapidly adjusted, and working time is shortened; and in the aspect of safety, the round steel is prevented from sliding off, the device adapts to complex operation environments, and the remarkable application value in industrial production is achieved.

The utility model relates to a warping machine creel with a lifting structure, which comprises a base, a stand column arranged on the rear side of the base, a yarn hanging rod arranged on the stand column, a first plate body arranged on the front side of the base, a second plate body arranged on the rear side of the upper end face of the first plate body, and a plurality of first guide holes arranged at two ends of the first plate body. A top plate is arranged at the upper end of the guide column, a rotating shaft is arranged on the lower side of the top plate, a worm gear is arranged on the rotating shaft, and a worm in transmission connection with the worm gear and a motor in transmission connection with the worm are arranged on the top plate. The two ends of the first plate body are provided with first pulleys, one end of a first rope is fixed to the top plate, the other end of the first rope bypasses the first pulleys and then is fixed to the rotating shaft, second pulleys are arranged on the top plate right above the two ends of the second plate body, one end of a second rope is fixed to the second plate body, and the other end of the second rope bypasses the second pulleys and then is fixed to the rotating shaft.

The utility model relates to a handle of an optical module, which comprises a pull ring and a sheet metal part fixed with the pull ring, and the tail end of the pull ring is provided with a strip-shaped handle which can be accommodated in the pull ring and can rotate from an accommodating position to an extending position. An optical module comprises a handle of the optical module. The pull ring has the advantages that the long-strip-shaped handle is additionally arranged on the pull ring to form a novel pull handle, the pull ring is applied to the optical module, when a plurality of optical modules are stacked up and down, the handle can be made to be located at the extending position firstly, then the optical modules are connected with a cage in an inserted mode, and when the optical modules are unlocked subsequently, the handle is made to be located at the extending position. Compared with a handle in the prior art, the novel handle is lengthened, so that shielding of a cable can be avoided, a worker can apply force to unlock the optical module conveniently, and if the handle does not need to be lengthened, the handle can be stored on the pull ring.

The utility model provides a kind of tail gas temperature sensor positioning structure convenient to dismount, it is related to tail gas sensor positioning auxiliary structure technical field, to solve the problem that the positioning auxiliary structure is not set on existing tail gas discharge pipe, tail gas temperature sensor cannot be realized quick dismounting, including exhaust pipe, the lateral wall of exhaust pipe is fixedly connected with positioning seat, sensor housing is detachably connected in the positioning seat, data transmission line is installed in the right end of sensor housing, sliding block is fixedly connected on the outer wall of sensor housing, the sliding groove that sliding block is matched is provided on the positioning seat, the sliding block can be slidably arranged in sliding groove.

The utility model relates to three-wheeled vehicle plate dividing machine's tension adjusting technical field discloses a kind of tension adjusting mechanism of three-wheeled vehicle plate dividing machine, including dividing machine support, the inner side wall of dividing machine support is rotatably connected with dividing roll, the right side of the inner side wall of dividing machine support is rotatably connected with guide roller, the inner side wall of dividing machine support is rotatably connected with tension adjusting fixed roll in the left lower side of guide roller, the outer surface of mounting plate is fixedly connected with magnetic-powder clutch, the outer surface of shaft sleeve is rotatably connected with slide rail, the outer surface of slide rail is fixedly connected with electric telescopic handle, the inner side wall of slide rail is slidably connected with sliding block, the inner side wall of sliding block is rotatably connected with tension adjusting movable roll, the lower side of the inner side wall of dividing machine support is rotatably connected with rotating shaft, the end of rotating shaft is rotatably connected with speed detection roller, the tension adjusting mechanism, both expand tension adjusting coverage, realize full-automatic accurate regulation, satisfy three-wheeled vehicle plate dividing process dynamic tension balance demand.

The application discloses an automatic wheel divider which is connected with a horizontally arranged I-shaped steel beam, and comprises a wheel dividing assembly, a fixing plate, an elastic connecting piece and a limiting support. The fixing plate is connected to the lower end of the I-shaped steel beam, and the limiting support is arranged on the fixing plate. The wheel dividing assembly comprises a power arm, a wheel dividing rod and two parallel arranged wheel dividing side plates. The lower end surfaces of the wheel dividing side plates form an included angle, the wheel dividing rod is vertically arranged between the two wheel dividing side plates and is connected to and fixed at the two ends close to the wheel dividing side plates. The middle parts of the two wheel dividing side plates are connected with a long ear seat plate II fixed on the fixing plate. The end of the power arm is connected with the wheel dividing rod which extends out of the one end of the wheel dividing side plate, and the middle part of the power arm is rotationally connected with a long ear seat plate I on the fixing plate. One end of the elastic connecting piece is connected with the power arm, and the other end thereof is connected with the I-shaped steel beam. The limiting support is arranged close to the front end of the wheel dividing side plate. The application solves the problems of the inflexible wheel dividing and the easy damage of components in the traditional lifting equipment, and realizes the self-powered wheel dividing.

The utility model discloses a kind of roll cutter replacement structures for maintenance machine tool, including horizontal milling machine, the main shaft of horizontal milling machine is equipped with detachable tool bar, roll cutter is equipped on the tool bar, movable tool bar seat is equipped on the tool bar, dismounting mechanism is equipped below the tool bar, the dismounting mechanism includes lifting assembly, workbench is equipped on the lifting assembly, the workbench is connected with the lifting assembly, base is equipped on the workbench, the base is hinged with the workbench, support assembly is equipped on the base, the support assembly is slid on the base, clamping mechanism is equipped on the support assembly. The utility model solves the problem of tediousness in the dismounting process of roll cutter of horizontal milling machine in the prior art.

The utility model relates to the field of solar cell panels, particularly discloses a solar cell panel cleaning device, and aims to solve the problem of how to improve the cleaning effect of the solar cell panel while reducing the cost. In order to achieve the purpose, the spraying mechanism in the solar cell panel cleaning device can provide different cleaning solutions, the cleaning solutions can be sprayed to the surface of the solar cell panel through the spraying holes, and therefore dirt on the surface of the solar cell panel can be softened and decomposed. The scraping plate in the cleaning mechanism is driven by the driving mechanism to move, so that dirt on the surface of the solar cell panel can be easily scraped, and the cleaning effect of the solar cell panel is improved. In addition, the spraying mechanism and the cleaning mechanism are integrated together, so that the cleaning efficiency is greatly improved, and the cleaning performance of the solar cell panel cleaning device is optimized. Compared with a traditional sliding rail type plate surface cleaning assembly, the solar panel cleaning assembly does not need to be integrated on a solar panel, so that the cleaning cost is reduced, and the solar panel cleaning assembly is more economical and practical.

The utility model discloses an earphone box which comprises a box body, and the box body comprises a box body and a sliding block. The box body is provided with an accommodating cavity for accommodating earphones; the containing cavity comprises a cavity body located in the sliding block, and the cavity body of the sliding block is used for containing at least one part of the earphone; the box body is provided with a sliding block cavity for containing the sliding block, and the sliding block is connected with the box body in a sliding mode so as to be switched between a recycling position and a bouncing position; at the recovery position, the top surface of the sliding block does not protrude out of the top surface of the box body; and at the bouncing position, the top surface of the sliding block extends out of the box body. According to the earphone box, through structural optimization, the exposed area of the earphone can be increased on the premise that the appearance of the earphone box is not changed, and the convenience and safety of taking the earphone by a user are improved.

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

The invention discloses a ship valve piece hand wheel control device and a using method, relates to the technical field of ship valve piece hand wheel control, and provides the following scheme that the ship valve piece hand wheel control device comprises a telescopic adjusting mechanism and a hand wheel control mechanism, and the telescopic adjusting mechanism comprises a lengthening rod and a telescopic rod. The telescopic rod is arranged in the lengthening rod, a plurality of threaded holes are formed in the side of the telescopic rod, two positioning threaded holes of the same specification are correspondingly formed in the upper portion of the lengthening rod, an operator can adjust the distance of the telescopic rod, screw in and fix the threaded rod and adapt to valves of different heights according to the height and tightness of the valves, the mounting hole is formed in the side of the wrench rod, and the two wrench claws can be inserted into the mounting hole. An operator adjusts the distance according to the specification of the hand wheel and fixes the hand wheel through a bolt and a nut, the hand wheel can be matched with various hand wheels, and universality is improved. A first rotating shaft is connected with two oppositely-arranged ratchet wheels through a connecting plate, a telescopic rod is connected with the ratchet wheels through a sleeve, a pawl is arranged on a fixing plate, meshed with the ratchet wheels and provided with a spring piece, and a lengthening rod is pulled by bare hands, so that the hand wheel can be operated in a reciprocating mode. Efficiency is improved and intensity is reduced.

This utility model discloses a wire-laying device for power construction, applied in the field of power equipment technology. It includes two symmetrically arranged connecting seats, each with a bidirectional threaded rod rotatably connected inside. Each of the two connecting seats has a symmetrically arranged locking seat on its opposite side, with a rotatable alignment wheel rotatably connected to each locking seat. Each of the two locking seats has a fixed connecting block threaded to the bidirectional threaded rod on its opposite side. The utility model utilizes the bidirectional threaded rod installed inside the connecting seats. When the bidirectional threaded rod rotates, it can shorten the distance between the two locking seats under the action of the connecting blocks. The two alignment wheels on the two locking seats contact the surface of a circular winding reel. As the two alignment wheels continue to shorten the distance, the winding reel moves upward between the two alignment wheels, causing its bottom to move away from the ground, thereby achieving the purpose of feeding material and improving the convenience of feeding heavy winding reels.

The utility model relates to the technical field of display screen processing, and discloses a display screen testing tool which comprises a workbench, two supporting plates are fixedly connected to the top of the workbench, a long plate is rotatably connected between the two supporting plates, a lifting assembly abuts against the bottom of the long plate, and a limiting plate and a fixing plate are fixedly connected to the top of the long plate. The lifting assembly is arranged, an electric push rod is started, so that a clamping plate moves towards the surface of the display screen and is matched with a limiting plate to clamp and fix the display screen, then a driving motor is started, a two-way lead screw rotates, then two moving seats move in opposite directions, and the two rotating seats move in the opposite directions under the action of a connecting rod. The long plate is lifted and moved in the vertical direction, so that the abutting plate abuts against the long plate to deflect, and the angle of the long plate is adjusted under the cooperation of the gravity effect, so that the angle of the display screen is adjusted, and the display screen is conveniently tested and observed.

The invention provides a filtering device and a refrigerator with the filtering device, the filtering device comprises a filter element, a shell and a filtering outer shell, a fixed sleeve is formed in the shell, a cylindrical containing cavity which is open towards the front of the shell is defined in the fixed sleeve, a filtering cavity which is open forwards and used for containing the filter element is defined in the filtering outer shell, and the filter element is arranged in the filtering outer shell. The outer contour of the filter shell is matched with the shape of the containing cavity, the filter shell is provided with a fixing position enabling part of the filter shell to be inserted into the containing cavity, the fixing sleeve is provided with a positioning hole, the filter shell is provided with a positioning protrusion matched with the positioning hole in shape, and the filter shell is further arranged in the mode that when the filter shell is located at the fixing position, the positioning protrusion is inserted into the positioning hole. And the freedom degree of axial movement or circumferential rotation of the filter shell is restrained. According to the filtering device, the freedom degree of axial movement or circumferential rotation of the filtering shell can be restrained, and the stability is improved.

The utility model discloses an improved pestle needle, including needle body, its top end is equipped with needle tip part and lower needle tip part respectively with bottom part, is equipped with the pressure measuring part for reflecting the pressure value of medical staff's exerted pressure between needle body and upper needle tip part, needle body and lower needle tip part respectively, upper needle tip part includes upper needle handle, and the side fixedly connected with upper needle tip of upper needle handle away from pressure measuring part, and the other end fixedly connected with upper needle head of upper needle tip, it is mainly composed of needle body, upper needle tip part, lower needle tip part and pressure measuring part, through with lower needle tip all using arc structure to upper needle tip, and upper needle tip and lower needle tip all form a row, make medical staff hold needle body more convenient force, for better dredging meridian, harmonizing yin and yang, supporting right and expelling evil, moving qi and activating blood, can widely loose, dredge the lesion site, make the lesion easier to cure, to reach the purpose of treating disease, rehabilitation, health care and strengthening body.

The utility model relates to the technical field of methyl formylbenzoate storage devices, and discloses a methyl formylbenzoate storage device which comprises a storage rubber protection shell, a storage device leakage-proof protruding ring is fixedly connected to the top of the storage rubber protection shell, a storage device barrel cover is fixedly connected to the interior of a storage barrel cover sealing ring, and a storage device leakage-proof protruding ring is fixedly connected to the storage barrel cover sealing ring. A storage device handle connecting block is fixedly connected to the outer portion of the storage rubber protection shell, a circular ring handle is fixedly connected to the outer portion of the storage device handle connecting block, and a circular pipe storage hook is fixedly connected to the outer portion of the storage rubber protection shell. According to the utility model, the round tube storage hook is arranged, so that the influence on the use experience of an operator due to the fact that an extraction tool or a detection tool cannot be found in daily use is facilitated, and the operator can conveniently hang the extraction tool or the detection tool through the installed round tube storage hook; and the use experience of an operator is effectively improved.

This utility model relates to the field of door lock unlocking and discloses an unlocking device. The unlocking device includes a handle rod and a insert. One end of the handle rod is fixedly connected to the insert, and the other end of the handle rod extends away from the insert. The end of the insert away from the handle rod has a plug-in portion, which is configured as a rectangular insertion slot suitable for fitting the square steel handle. The handle rod serves as the user's grip base, driving the insert to be inserted into the lock box. The plug-in portion is specifically inserted into the lock box, and its rectangular insertion slot ensures precise alignment and fitting with the square steel handle inside the lock box. By twisting the handle rod, the insert drives the square steel handle to rotate, thereby opening the lock cylinder inside the lock box and achieving the unlocking purpose. The extension design of the handle rod away from the insert helps to form an effective lever arm, making it easier for the user to apply force. The unlocking device provided by this utility model has a simple structure, is easy to operate, and has good applicability.

The invention discloses a magnetic type segmented false eyelash and a using method thereof, and relates to the field of false eyelashes. The device comprises a workbench, two first mounting plates and a first connecting shaft, the two first mounting plates are welded to the upper surface of the workbench and are oppositely arranged, the first connecting shaft is embedded between the two first mounting plates, and the two ends of the first connecting shaft are rotationally matched with the two first mounting plates correspondingly; and side plates are welded to the two opposite surfaces of the workbench, first electric push rods are embedded into the upper surfaces of the two side plates, and top plates are welded to the upper surfaces of the two first electric push rods. Through the structure of the first electric push rod and the top plate, the distance between the driving grinding roller and the driven grinding roller can be conveniently adjusted according to the diameter of a copper rod, so that the copper rods with different diameters can be conveniently ground, the flexibility and applicability of the device during use are improved, later large-scale use is facilitated, and the production cost of the device is reduced.