74 results about "Handgrip cover" patented technology

An auto flush door handle assembly includes a housing with an opening formed on one side of the housing, and a handle cover disposed inside the housing. In particular, the handle cover opens or closes the opening. The flush door handle assembly further includes a first rotation link having an upper end link-connected to the housing and a lower end link-connected to the handle cover, and a second rotation link positioned apart from the first rotation link and having an upper end link-connected to the housing and a lower end link-connected to the handle cover. The flush door handle assembly includes a release link operated by the first rotation link and configured to release a door latch.

The invention discloses a surgical instrument, and belongs to the field of surgical instruments. The invention relates to a handle assembly comprising an adapter unit comprising a handle housing and an elongated body assembly connected to a distal end of the handle housing by a swivel head assembly, the elongated body assembly defining a longitudinal axis, the handle housing comprising a handle body having a receiving chamber and a handle cover on an upper side of the handle body, the near side of the rotating head assembly is provided with an adaptive joint part; the reusable power unit comprises a driving shell and a driving assembly contained in the driving shell, the driving assembly is suitable for providing driving force, the far end of the power unit is provided with a power joint part, and the power joint part comprises a sliding locking piece capable of being operated to slide relative to the driving shell. The sliding locking piece is suitable for being connected with the adaptive connecting part in an operable mode so that the power unit can be installed in the handle body. According to the surgical instrument, the connection reliability of the disposable part and the reusable part is high, and the power transmission precision is high.

The utility model relates to the technical field of screwdrivers, and discloses an inertia ratchet screwdriver which comprises a handle, a shell fixedly connected to one end of the handle, a steering sleeve rotationally connected to the surface of the bottom of the shell, a rotating mechanism arranged on the surface of a handle cover and used for rotating the steering sleeve, a brushless motor installed in the shell, and a connecting sleeve fixedly connected to the output end of the brushless motor. The outer surface of the connecting sleeve is sleeved with a first ratchet wheel and a second ratchet wheel, the surface directions of the first ratchet wheel and the second ratchet wheel are opposite, and a limiting mechanism for limiting rotation of the connecting sleeve is arranged in the handle. Through the arrangement of the two fixed rotating shafts and the two first ratchet wheel pushing pieces, the second ratchet wheel and the first ratchet wheel can be limited respectively, rotation of the connecting sleeve can be limited in the using process, the connecting sleeve and the screwdriver bit can be driven by the brushless motor to rotate for use, and the connecting sleeve and the screwdriver bit can also be limited to rotate by limiting rotation of the connecting sleeve. The device is used in a manual mode.

The utility model discloses a combined type hole guiding device which is characterized in that an upper pressing plate and a lower pressing plate are oppositely arranged to form a main body structure of the combined type hole guiding device; the hole guiding end of the combined hole guiding device and the drill bushing seat are vertically and fixedly installed on the upper end face of the upper pressing plate in the axial direction, the drill bushing is installed in the drill bushing seat in an embedded mode, the positioning guide pin is vertically and fixedly installed on the lower end face of the lower pressing plate in the axial direction, and the drill bushing and the positioning guide pin are coaxially installed. An interlayer gasket is clamped among the handheld end, the upper pressing plate and the lower pressing plate of the combined hole guiding device, an upper handle cover is arranged on the upper end face of the upper pressing plate, and a lower handle cover is arranged on the lower end face of the lower pressing plate. According to the combined type hole guiding device, the interlayer gaskets with the corresponding thicknesses can be replaced to meet the hole guiding requirements of parts with different thicknesses, and the drill bushings can be replaced to meet the hole making requirements of different hole diameters; the hole guiding device is convenient to operate, wide in application range and capable of improving the quality and efficiency of hole guiding operation.

A handle, preferably for a lid of a medical sieve basket, and a method of forming a handle. The handle includes a base body having a handle bar and at least one holding portion adjoining the handle bar, and at least one eyelet-shaped or bent fixing lug arranged at an end of the holding portion opposite the handle bar for pivotal mounting of the handle. The base body is formed of a planar sheet metal that includes at least one lug-like projection at the end of the holding portion opposite the handle bar. The projection is bent to form the fixing lug. The handle can be pivotally secured to a lid.

To provide a faucet handle cover that can be easily attached without touching a triangular handle of a faucet and facilitates rotation of the triangular handle.SOLUTION: A faucet handle cover 1, formed of a flexible resin belt-like body attachable to a triangular handle 3, comprises first to seventh surface parts 21 to 27. The surface parts are bendably connected via first to sixth integral hinges 11 to 16. A second through-hole 22a is provided in the second surface part 22, a fourth through-hole 24a in the fourth surface part 24, and a sixth through-hole 26a in the sixth surface part 26, each configured to receive three arm parts 3a of the triangular handle 3. By bending the first to sixth integral hinges 11 to 16 with the arm parts 3a inserted into the respective through-holes and overlapping the first surface part 21 and the seventh surface part 27, the first surface part 21 and the seventh surface part 27 form a gripping part for rotating the triangular handle 3.SELECTED DRAWING: Figure 1

A kind of multi-position connection module, including an insulating shell, the upper side of shell is provided with a handle cover, the other end of shell along its length direction is provided with operating gap, the lower side of handle cover is provided with two conductive strips, the lower side of shell is provided with two annular mounting seats, the outer periphery of mounting seat is provided with external thread, the inner cavity of any one mounting seat is provided with a pin tube along its axial direction, the inner cavity of pin tube is formed into first channel along its length direction, the inner cavity of mounting seat and the outer wall of pin tube form second channel, first conductive body is provided in first channel, second conductive body is provided in second channel, the upper portion of first conductive body and the upper portion of second conductive body are provided with conductive clamping mechanism.The beneficial effects of the utility model are: stable on-off performance, no false touch phenomenon occurs.

The invention relates to the technical field of coal mine safety detection equipment, and provides a mining intrinsic safety type aerial fog spraying controller which comprises a rod tail seat, the top of the rod tail seat is connected with a telescopic rod piece, the top of the telescopic rod piece is connected with a handle pipe, the outer side of the handle pipe is connected with a handle cover, and the top of the handle pipe is connected with a first mounting plate. The two ends of the top of the first mounting plate are connected with connecting rods, the tops of the two connecting rods are connected with a shell, the outer side of the shell is connected with a control panel, a gas cylinder is connected between the two connecting rods, the top of the shell is connected with a second mounting plate, one end of the top of the second mounting plate is connected with an electromagnetic valve, and the outlet end of the electromagnetic valve is connected with a movable connector. The outlet end of the movable connector is connected with a smoke outlet nozzle, and the other end of the top of the second mounting plate is connected with a heating head. The technical defects of a traditional aerial fog spraying controller are comprehensively overcome through the height-adjustable telescopic rod piece, the direction-flexible spraying head, the uniform heat source design, the real-time monitoring system and safe and portable operation.

A heat press including a body, a heat plate, a handle, a cover, a control compartment and an insulation portion. The body includes a first end and a second end. The heat plate is located proximate the first end of the body and is configured to engage ironable materials. The handle is located proximate the second end of the body and is configured to withstand forces from a user. The cover covers a portion of the body and the handle. The control compartment includes an electrical circuit, controls and a display. The control compartment is spaced away from and is at least indirectly electrically coupled to the heat plate. The insulation portion is positioned between the control compartment and the heat plate. The insulation portion includes a first layer of insulating material.

The utility model discloses a rotary easy -open cover, including cover body, sealing body and handle, the middle of cover body is equipped with an opening through -hole, and sealing body includes connecting portion, elastic part and sealing part, and sealing part is connected with connecting portion through elastic part, and connecting portion is fixedly connected the lower end surface of cover body, and sealing body corresponds opening through -hole, and one end of handle is equipped with the stirring part, and the other end is equipped with the clamping part, and the middle part of handle and the middle position of sealing part form rotatable connection, and sealing part is equipped with a circle soft sealing convex part, when the clamping part is clamped in the upper end surface of cover body by rotating handle, the soft sealing convex part on sealing part seals opening through -hole, and the clamping part falls into opening through -hole by rotating handle, and elastic part drives sealing part away from cover body to open opening through -hole. The utility model discloses still adopt the packing jar of above -mentioned easy -open cover, and its jar body is convenient to open and seal switch, and secondary sealing performance is good, and the use range is wider.

The embodiment of the utility model provides a handle and a liquid heating device. The handle comprises a handle main body; the handle cover is arranged on the handle main body, and an opening is formed in the handle cover; the power switch is movably arranged at the opening; the steam switch is movably arranged in the handle main body; the partition piece can divide the space in the handle main body into a first space where the power switch is located and a second space where the steam switch is located, and a through hole is formed in the partition piece; the first end of the transmission mechanism is connected with the power switch, and the second end of the transmission mechanism is connected with the steam switch through the through hole; when the power switch moves to the starting position, the power switch can drive the steam switch to be started and powered on through the transmission mechanism, and when the steam switch is reset and powered off under the influence of steam, the steam switch can drive the power switch to be reset through the transmission mechanism. The separator can effectively prevent steam from flowing to the power switch, so that the probability of condensed water at the power switch position is reduced.

This product is a pot lid, and has a central portion made of glass and an outer edge portion made of silicone resin that surrounds the periphery. The outer edge portion has a tongue that can be lifted upward, formed by a pair of full-cut slits and a half-cut slit connecting the base ends of both full-cut slits. As shown in Reference Figure 1, which shows the state of use, the lid can be closed with the detachable handle attached to the pot body. As shown in Reference Figure 2, which also shows the state of use, the detachable handle can be removed with the lid on the pot body. As shown in Reference Figures 3 and 4, which also show the state of use, the lid can also be closed with a rice scoop, chopsticks, etc., inside the pot body.

The coffee pot with the semi-automatic stirring function comprises a plug face, a shoulder, a cock, a cock sealing ring, a cylinder body, a handle, a handle cover, a gear, a gear shaft and a pressing rod assembly. The shoulder is directly connected with the cylinder body, and the cock is screwed into the cylinder body through threads. A pressing rod assembly is arranged in a central hole of the plug face and a central hole of the plug cock, a pressing rod penetrates through the plug face and the central hole of the plug cock, a stirring rod is arranged at the bottom of the pressing rod, a plurality of torsional spring shafts are arranged on the upper portion of the pressing rod, torsional springs are arranged on the torsional spring shafts, the other ends of the torsional springs are arranged in plug cock clamping grooves, and a plurality of gear shafts are arranged on the upper portion of the plug cock. The gear is installed on the gear shaft and matched with the torsion spring, the stirring rod is installed at the bottom of the pressing rod, a handle cover is arranged on the top of the side, provided with the shoulder, of the handle, and the shoulder is connected with the handle. The coffee pot has the advantages that the coffee pot is provided with the semi-automatic stirring structure, use is greatly facilitated, the using function of the coffee pot is expanded, the using effect of brewing coffee juice powder and other beverages is better, and the coffee pot is simple in structure, safe and reliable.

Bale-clasp cover system for a subscriber connector SC pluggable optical transceiver 10. The system comprises a bale-clasp handle 11, a cover 12, an U-shaped arm assembly 13 connected to said handle an

The present invention belongs to the technical field of isolating switches, and provides an interlocking mechanism of a strip isolating switch, including a strip switch body, a handle cover plate and a switch cover are arranged on the strip switch body, a handle penetrating the handle cover plate is rotatably installed in the strip switch body, and a slide groove for the handle to move is arranged on the handle cover plate; an interlocking plate is slidably installed in the handle cover plate, one end of the interlocking plate penetrates the side wall of the switch cover, and a locking block is fixedly installed on one end of the interlocking plate located in the switch cover, and a locking groove used in conjunction with the locking block is provided on the side wall of the switch cover close to the handle cover plate. Compared with the prior art, the beneficial effects of the present invention are as follows: when the switch cover is opened, it will be restricted by the locking block and cannot be opened, so that the interlocking of the switch cover and the closed state is realized, so as to avoid the switch cover from being opened by mistake in the closed state, and increase the safety of equipment use.

The application provides a pot cover and a pot. The pot cover comprises a cover body, a cover seat and a handle. The cover seat is installed on the cover body, and the handle can rotate relative to the cover seat in a vertical plane, so that the end of the handle can be close to or away from the cover body along the height direction of the pot cover, and the handle is in a first state or a second state. The handle has a first abutting surface and a second abutting surface, and the cover seat has a matching surface. The first abutting surface can abut against the matching surface to limit the handle in the first state, and the second abutting surface can abut against the matching surface to limit the handle in the second state. When the handle is in the first state, the space occupied by the handle along the height direction of the pot cover is reduced, so that the space of the pot cover during packaging and transportation is reduced, the storage and transportation cost is reduced; when the handle is in the second state, the user has space to hold the handle, the user can hold the pot cover through the handle, the stability and reliability of the handle in the working state are improved, and the risk of the pot cover falling is reduced.

The utility model relates to the technical field of teaching aids, and discloses an auxiliary line teaching aid ruler capable of accommodating a teaching aid rod, which comprises a first accommodating seat and a second accommodating seat, a rope is arranged between the first accommodating seat and the second accommodating seat, the upper end of the first accommodating seat and the upper end of the second accommodating seat are respectively provided with a handle cover, and the handle covers are arranged on the first accommodating seat and the second accommodating seat. The lower end of the first storage seat and the lower end of the second storage seat are each provided with a blackboard self-attraction magnetic attaching seat, and the right end of the first storage seat is provided with a first self-attraction magnetic attaching plate. According to the auxiliary line teaching aid ruler capable of storing the teaching aid rod, the first storage seat and the second storage seat are attracted to a blackboard through the blackboard self-attraction magnetic pasting seat, so that the rope is straightened, after the two storage seats attract two points of a figure, the rope forms an auxiliary line on the geometric figure, a real object line segment is used for replacing chalk for drawing, and the drawing efficiency is improved. The position of the auxiliary line can be flexibly adjusted, multiple pilot points of the auxiliary line can be achieved, convenience and rapidness are achieved, the interestingness and emphasis of teaching are improved, and the teaching efficiency is improved.

An automatically flush door handle assembly for a vehicle, comprising a housing (11) having an opening (11a) formed in one side thereof, a handle cover (12) disposed in the housing (11) and configured to open and close the opening (11a), a first pivot link (14) having an upper end pivotally connected to the housing (11) and a lower end pivotally connected to the handle cover (12), a second pivot link (15) positioned separately from the first pivot link (14) and having an upper end pivotally connected to the housing (11) and a lower end pivotally connected to the handle cover (12), and a release link (18) actuated by the first pivot link (14) and configured to release a doorknob.

The utility model discloses an anti-dry-burning pot cover, which belongs to the technical field of anti-dry-burning pot covers, and comprises a cover body, an umbrella-shaped handle is arranged at the top of the cover body, a sensor coaxial with the handle is fixedly arranged at the bottom of the cover body, the sensor faces the inside of a pot, the top end of the handle is a circular plate, and the bottom of the handle is a cylinder, so that the pot cover is convenient to take. Two alarms are symmetrically arranged on the outer circle face of the cylindrical end of the handle, a mounting cavity is coaxially formed in the handle, a controller located in the handle is arranged on one side of the mounting cavity, the controller, the sensor and the alarms are electrically connected, and a fixing piece penetrating through the handle to be connected into the cover body is arranged on the top face of the handle. The battery in the handle supplies power to the sensor, the controller and the alarm, meanwhile, the sensor detects the temperature in the pot for the interior of the cover body, when the pot is dried, the sensor detects the temperature, then the alarm makes a sound, the mode of early warning and danger prevention after the pot is dried is achieved, and the use safety is improved.

The utility model provides a single-sound oil filler cap with a springback function, which comprises a valve body connected with an oil pipe head, a handle cap buckled on the valve body, a ratchet wheel in one-way transmission connection between the handle cap and the valve body, and a torsion spring supported between the handle cap and the valve body in a torsion manner, a plurality of inner ring pawls distributed in the circumferential direction are arranged on the inner ring of the wheel disc, a plurality of outer ring pawls distributed in the circumferential direction are arranged on the outer ring of the wheel disc, the inner ring pawls and the outer ring pawls are in one-to-one correspondence in the circumferential direction and are the same in rotating direction, a circle of first ratchets are arranged on the inner side of the handle cover, and a circle of second ratchets are arranged in the middle of the upper end of the valve body. The first ratchets are meshed with the outer ring pawls, and the second ratchets are meshed with the inner ring pawls; a limiting structure used for limiting the relative rotation angle of the handle cover and the valve body is further arranged on the connecting face of the handle cover and the valve body. According to the oil filler cap, the internal design structure is optimized, so that the oil filler cap can be sealed in place only by hearing a prompt sound once when the oil filler cap is rotated and tightened, and the operation convenience and practicability are improved.

This utility model discloses a cup assembly and a juicer with the cup assembly. The cup assembly includes a cup body, a handle, a lid, and a pressing component. The cup body has a first cavity and a feed inlet communicating with the cavity. The side wall of the first cavity has a through hole. The handle is connected to the outer periphery of the cup body and has a second cavity communicating with the through hole. The lid is rotatably connected to the cup body to have an open state with the feed inlet open or a closed state with the feed inlet closed. The pressing component is at least partially movably disposed in the second cavity. A locking structure is provided between the cup body and the lid. A portion of the locking structure is accommodated in the through hole. The locking structure is used to restrict the lid from switching from a closed state to an open state. When the pressing component moves, it can unlock the lid. The user can unlock the lid by pressing the pressing component to disconnect the locking structure, which is relatively effortless and convenient for the user.

The invention discloses an inspection tool for use on the basis of spatial layout, and the inspection tool for use on the basis of spatial layout comprises a control end test bench, a mounting plate is provided on the test bench, a rotatable gear is provided on the mounting plate, a crank is connected to the gear, a rack meshing with the gear is provided on one side of the gear, a push-pull force sensor is connected to one end of the rack, a pull rod is connected to the far free end of the push-pull force sensor, a fixing frame is provided at the free end of the pull rod, a mounting frame for installing a handle cover is provided on one side of the upper end of the fixing frame, a handle sleeve is connected to the handle cover, a handle is provided between the handle cover and the handle sleeve, a rotation force detection mechanism is provided on the side wall of the handle sleeve away from the handle, a fixing piece is provided on the fixing frame in the same arrangement as that on the simulator, one end of a steel cable is connected to the handle and the other end is connected to the fixing piece away from one end of the test bench, and the rotation force detection mechanism is connected to the pull rod at one end away from the handle sleeve; the tool can measure the push-pull force and rotation force of the steel cable thereon.

The utility model discloses a combined connector of a soft infusion bag, which relates to the technical field of medicine packaging and comprises a connector body, a rubber cushion block and a cover body. The connector body comprises a cylindrical pipe, a connecting pipe and a rhombic pipe. An annular rib is fixedly arranged on the inner wall of the cylindrical pipe, and an annular supporting bulge is arranged at one end of the cylindrical pipe; the upper end of the rubber cushion block is truncated cone-shaped; a containing cavity is formed in the lower end of the cover body, an easy-to-fold handle is arranged on the outer top of the cover body, and an annular groove is formed in the outer side wall of the lower end of the cover body. The outer diameter of the rubber cushion block is smaller than the inner diameter of the cylindrical pipe and larger than the outer diameter of the annular supporting protrusion. The inner diameter of an opening formed after the easy-to-break handle is broken is smaller than the outer diameter of the top of the rubber cushion block. When the lower end of the cover body is embedded in the cylindrical pipe, the annular convex edge is clamped in the annular groove; the containing cavity of the cover body abuts against the top of the rubber cushion block. And the maximum outer diameter of the cover body is the same as the outer diameter of the cylindrical pipe. The structure is compact, materials are few, the welding area is small, hot melting is easy, assembling is easy, fast and efficient, the technology is simple, and energy consumption is low.

The utility model discloses a magnetic type assembled screwdriver, which is provided with a detachable handle, a built-in screwdriver head seat and a magnetic absorber, and solves the problems that the operation is inconvenient and the screwdriver head is difficult to store in a narrow space. The magnetic type assembly screwdriver comprises a first handle, a second handle and a screwdriver bit, the first handle and the second handle are detachably connected, a handle cover is arranged at the top of the first handle, a screwdriver bit seat is arranged in the first handle, a plurality of magnetic screwdriver bit grooves are formed in the screwdriver bit seat, and the screwdriver bit grooves are connected with the handle cover. A first screwdriver base is arranged at the bottom of the first handle, a first magnetic groove is formed in the first screwdriver base, the first magnetic groove extends into the first handle, a second screwdriver base is arranged at the bottom of the second handle, a second magnetic groove is formed in the second screwdriver base, and the second magnetic groove extends into the second handle; the screwdriver bit is installed in the first magnetic groove or the second magnetic groove.

The present application relates to the technical field of gear, and discloses a gear switch for vehicle, which comprises a handle cover and a handle, the handle cover is installed at one end of the handle, a rotating rod is arranged in the handle, the rotating rod is connected with the handle through a buckle, a gear pin is connected at one end of the rotating rod, the rotating rod is used for controlling the gear pin to move, a rotating head, a shell and a lower cover form an open end with a cavity in the inside, and the gear pin is rotatably connected in the cavity. Three Hall chips are adopted in the present application, three Hall elements in the inside of the switch are numbered according to the magnetic induction principle, and voltage changes of the Hall elements are identified, a gear logic block diagram is formed, a signal is transmitted to an ECU, and the gear in which the handle is located is judged. Since the three Hall element structure is adopted, a high-low level output logic signal is output to the ECU to judge the gear in which the handle is located, the gear conversion function is realized, and the reliability of the product is improved.

A dishwasher includes: a tub having a washing chamber that opens to the front; a door including a front face with an opening, that opens and closes the washing chamber; a handle that is disposed at the door, and that is disposed at the rear of the opening and has a space connected to the opening; a handle cover disposed at the opening to close the space of the handle and open the space of the handle by rotating in a first direction so as to get into the space of the handle; and a driving system that rotates the handle cover.

The application discloses a kind of inductive control handle design methods for surgical robot, comprising: wiring shaft pipe, signal processing module, inductive copper pipe, handle shell, handle cover, lamp pearl, handle lamp ring, handle top cover, handle shell is the hollow cylinder of upper opening, inductive copper pipe is embedded in handle shell inner wall, signal processing module is embedded in inductive copper pipe inside, and with inductive copper pipe electrical connection, handle lamp ring is embedded in handle shell end, lamp pearl is installed in handle lamp ring inside, handle top cover is installed in handle lamp ring outer end, wiring shaft pipe is embedded in handle shell front end hole and with signal processing module line connection, handle cover is covered in handle shell opening place.The application adopts signal processing module+inductive copper pipe keyless induction, realizes multi-state light prompt by lamp pearl+handle lamp ring, overall more suitable for the demand of long time, high-precision operation of robot surgical operating table.

The utility model discloses a spring lock and a push-pull door and window, and belongs to the technical field of doors and windows. The anti-theft lock comprises a lock body, a containing cavity is formed in the lock body, a first lock plate and a second lock plate are rotationally installed in the containing cavity, one end of the first lock plate and one end of the second lock plate are connected with a first elastic piece, and the other ends abut against each other; the handle cover is rotationally installed on the lock body, and the handle cover is provided with a driving piece abutting against the second lock piece; and the lock block slides on the lock body, and one end of the motion path of the lock block is located on the motion path of the first lock plate or the second lock plate. The locking piece slides to the movement path of the first locking piece or the second locking piece, opening of the first locking piece or the second locking piece can be directly limited, the situation that a child pulls the handle cover to open the door and window by mistake is prevented, the function of a child lock is achieved, potential safety hazards are reduced, and the safety performance of the door and window is improved. In addition, the first locking plate or the second locking plate cannot be separated from the lock hook, the situation that the first locking plate or the second locking plate is pried and opened can be prevented, and the safety performance of the door and window is further improved.

The utility model relates to the technical field of surgical instruments, and aims to solve the technical problem that single-hand operation is not convenient and flexible enough. In order to solve the technical problem, the utility model provides the drive-by-wire handle device which can be self-locked and unlocked by a single hand, can rotate flexibly and can adjust pre-tightening. The device comprises a rotating cover, a pre-tightening assembly, a handle cover body, a trigger, a connecting rod assembly and a self-locking assembly, a pulley block of the pre-tightening assembly is rotationally connected into a rotating cover, and a moving part is slidably connected to the rotating cover and connected with the pulley block. The trigger is hinged in the handle cover body; one end of the connecting rod assembly is connected with the metal wire, and the other end of the connecting rod assembly is hinged to the trigger; the self-locking assembly comprises a ratchet wheel, a pawl and an elastic piece. The ratchet wheel is connected with the handle cover and hinged to the front end of the trigger. The pawl is hinged with the trigger; one side of the pawl is meshed with the ratchet wheel, one end of the elastic piece abuts against the pawl, and the other end of the elastic piece is fixedly connected with the trigger. According to the utility model, one-hand operation and unlocking are more convenient.

The utility model provides a six-sound springback type oil filler cap which comprises a valve body and a handle cap connected to the valve body in a buckled mode, a torsion spring, a fixing base and a ratchet wheel are arranged in the valve body and the handle cap, the handle cap is in transmission connection with the valve body through the ratchet wheel to achieve torsion transmission, and the fixing base is used for supporting the torsion spring to achieve springback. According to the oil filler cap, an operator can be accurately prompted through six sounds, rebounding is achieved through the torsional spring, the tightening state is locked, and loosening is avoided.