CN212003900U

CN212003900U - Four-claw nut

Info

Publication number: CN212003900U
Application number: CN201922373099.0U
Authority: CN
Inventors: 杨才; 李邦; 杨海武
Original assignee: Zhejiang Bangli Hardware Products Co ltd
Current assignee: Zhejiang Bangli Hardware Products Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-11-24
Anticipated expiration: 2029-12-25

Abstract

The utility model discloses a four-jaw nut, which relates to the technical field of four-jaw nuts, and the key points of the technical proposal thereof comprise a movable plate, wherein the movable plate is fixedly connected with a clamping jaw, one end of the movable plate, facing the clamping jaw, is detachably connected with a fixed rod through a locking mechanism, one end of the movable plate, far away from the fixed rod, is provided with a fixed hole, the fixed hole is internally provided with a thread, the movable plate is provided with a movable hole corresponding to the fixed hole, the diameter of the fixed hole is smaller than that of the movable hole, the locking mechanism comprises an operating pipe fixedly connected with the fixed rod, facing one end of the movable plate, the outer circumferential surface of the operating pipe is in threaded connection with the inner circumferential surface of the movable hole, the; work as during the one end and the dead lever butt of fly leaf, the one end and the snap ring butt of dead lever are kept away from to the fly leaf, the utility model discloses have the effect of conveniently changing the dead lever.

Description

Four-claw nut

Technical Field

The utility model belongs to the technical field of the technique of four-jaw nut and specifically relates to a four-jaw nut is related to.

Background

At present, the products such as fitness equipment, furniture and the like in the market are mostly formed by connecting and assembling a wood plate and a wood component or connecting and assembling the wood plate and a metal component and a plastic component by adopting a self-tapping screw, and the related components are directly locked into the wood plate.

The prior Chinese patent with publication number CN2594518Y discloses a jaw nut, which comprises a plane circular clamp support, wherein a plurality of jaws which form a right angle with the plane are uniformly arranged on the periphery of the plane circular clamp support.

The above prior art solutions have the following drawbacks: above-mentioned jack catch nut is connected the back with wooden board, the bolt uses with the cooperation of jack catch nut, after jack catch nut internal thread wearing and tearing, jack catch nut and bolted connection are insecure, because the jack catch imbeds in wooden board, it is inconvenient with jack catch nut and wooden board separation, even with jack catch nut and wooden board separation, the slot after also can leaving on wooden board by the jack catch extrusion, it is also not certain firm with installing on new jack catch nut and the wooden board, the improvement of area.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model provides a four-jaw nut, it has the effect of conveniently changing the dead lever.

In order to achieve the above purpose, the utility model provides a following technical scheme: a four-claw nut comprises a movable plate, wherein a claw is fixedly connected with the movable plate, one end of the movable plate, facing the claw, is detachably connected with a fixed rod through a locking mechanism, one end of the movable plate, far away from the fixed rod, is provided with a fixed hole, threads are formed in the fixed hole, the movable plate is provided with a movable hole corresponding to the fixed hole, the diameter of the fixed hole is smaller than that of the movable hole, the locking mechanism comprises an operating pipe fixedly connected with one end of the fixed rod, facing the movable plate, the outer circumferential surface of the operating pipe is in threaded connection with the inner circumferential surface of the movable hole, the outer surface of the operating pipe is provided with an operating ring groove; when one end of the movable plate is abutted to the fixed rod, one end of the movable plate, far away from the fixed rod, is abutted to the clamping ring.

By adopting the technical scheme, when the fixed rod is connected with the movable plate, the operating pipe is connected with the movable hole through threads, so that the operating ring groove penetrates through the movable hole, and then the snap ring is embedded into the operating ring groove, so that the fixed rod is connected with the movable plate; otherwise, the clamping ring is separated from the operating pipe, and then the fixed rod is separated from the movable plate, so that the fixed rod is convenient to replace.

The utility model discloses further set up to: the upper end of the movable plate is provided with a movable groove, the inner diameter of the movable groove is larger than that of the clamping ring, and the upper end face of the movable plate is coplanar with the upper end face of the operating pipe.

Through adopting above-mentioned technical scheme, with the snap ring embedding to the fixed slot in, prevent that the staff from touching the snap ring, guarantee the stability that dead lever and fly leaf are connected.

The utility model discloses further set up to: the movable plate is fixed on the fixed rod, the fixed rod is far away from one end of the movable plate, a hexagonal groove is formed in one end of the fixed rod, the hexagonal groove is coaxial with the fixed hole, and the diameter of the fixed hole is smaller than the distance between two opposite inner walls of the hexagonal.

Through adopting above-mentioned technical scheme, set up the hexagonal groove, can make things convenient for the staff to pass through tool drive dead lever and rotate, separate dead lever and fly leaf.

The utility model discloses further set up to: a plurality of spacing annular, a plurality of are seted up towards the one end of dead lever to the fly leaf spacing annular is with the coaxial line in activity hole, and is a plurality of the internal diameter of spacing annular is towards the direction of keeping away from the activity hole axis crescent, adjacent two equidistance sets up between the spacing annular.

Through adopting above-mentioned technical scheme, after jack catch nut and wooden board are connected, partial wooden board deformation is embedded into spacing annular, increases the area of contact of wooden board and fly leaf.

The utility model discloses further set up to: the jack catch adopts the triangular prism, the triangular prism pointed end sets up towards the direction of keeping away from the fly leaf.

Through adopting above-mentioned technical scheme, when connecting wooden board and jack catch nut, can conveniently imbed in the wooden board through the pointed end of triangular prism.

The utility model discloses further set up to: a plurality of tooth sockets are formed in the inclined plane of the clamping jaw and distributed in an array mode along the length direction of the inclined plane of the clamping jaw.

Through adopting above-mentioned technical scheme, when jack catch nut is connected with wooden board, wood is because of the extrusion imbeds in the tooth's socket for jack catch nut is connected more firmly with wooden spare.

The utility model discloses further set up to: the side edge of the clamping jaw is fixedly connected with a reinforcing rib.

Through adopting above-mentioned technical scheme, set up the strengthening rib, the jack catch can not take place to buckle when the jack catch imbeds on wooden board.

The utility model discloses further set up to: the jack catch is provided with a plurality ofly, a plurality of jack catches with the axis circumference array of dead lever.

Through adopting above-mentioned technical scheme, set up a plurality of jack catchs for jack catch and wooden board installation back, it is more firm to connect, makes jack catch nut and the difficult rotation of wooden board.

To sum up, the utility model discloses following beneficial effect has:

1. when the fixed rod is connected with the movable plate, the operating pipe is connected with the movable hole through threads, so that the operating ring groove penetrates through the movable hole, and then the snap ring is embedded into the operating ring groove, so that the fixed rod is connected with the movable plate; on the contrary, the clamping ring is separated from the operating tube, and then the fixed rod is separated from the movable plate, so that the fixed rod is convenient to replace;

2. the tooth grooves are formed in the clamping jaws, so that the four-jaw nut is firmer when being connected with a wooden plate.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a schematic view showing the structure of the retainer ring groove of the present embodiment;

FIG. 3 is a cross-sectional view of the highlighted locking mechanism of the embodiment.

Reference numerals: 1. a movable plate; 11. a movable hole; 12. a movable groove; 13. a limiting ring groove; 2. a claw; 21. a tooth socket; 22. reinforcing ribs; 3. fixing the rod; 31. a fixing hole; 32. a hexagonal groove; 4. a locking mechanism; 41. operating the tube; 411. operating the ring groove; 42. a snap ring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 3, the present embodiment discloses a four-jaw nut, which includes a movable plate 1, the movable plate 1 is fixedly connected with four jaws 2, and the four jaws 2 are circumferentially arrayed on an axis of a fixed rod 3. The end of the movable plate 1 facing the claw 2 is detachably connected with a fixed rod 3 through a locking mechanism 4, one end of the movable plate 1 far away from the fixed rod 3 is provided with a fixed hole 31, a thread is arranged in the fixed hole 31, the movable plate 1 is provided with a movable hole 11 corresponding to the fixed hole 31, and the diameter of the fixed hole 31 is smaller than that of the movable hole 11.

Referring to fig. 1 and 3, the locking mechanism 4 includes an operation tube 41 fixedly connected to one end of the fixed rod 3 facing the movable plate 1, an outer circumferential surface of the operation tube 41 is in threaded connection with an inner circumferential surface of the movable hole 11, an operation ring groove 411 is formed on an outer surface of the operation tube 41, and a snap ring 42 is disposed in the operation ring groove 411. When one end of the movable plate 1 abuts against the fixed rod 3, one end of the movable plate 1 away from the fixed rod 3 abuts against the snap ring 42.

Referring to fig. 1 and 3, the upper end of the movable plate 1 is provided with a movable groove 12, the inner diameter of the movable groove 12 is larger than that of the snap ring 42, and the upper end surface of the movable plate 1 is coplanar with the upper end surface of the operation tube 41. The movable groove 12 allows the snap ring 42 not to be exposed out of the surface of the movable plate 1, and prevents a worker from contacting the snap ring 42, so that the fixed lever 3 is coupled with the movable plate 1.

Referring to fig. 2 and 3, a hexagonal groove 32 is formed at one end of the fixed rod 3 away from the movable plate 1, the hexagonal groove 32 is coaxial with the fixed hole 31, and the diameter of the fixed hole 31 is smaller than the distance between two opposite inner walls of the hexagonal groove 32. The worker can conveniently drive the movable plate 1 to rotate through a tool, and the fixed rod 3 is connected with/separated from the movable plate 1.

Referring to fig. 2 and 3, the movable plate 1 is provided with a plurality of limiting ring grooves 13 towards one end of the fixed rod 3, the coaxial lines of the limiting ring grooves 13 and the movable hole 11 are coaxial, the inner diameters of the limiting ring grooves 13 gradually increase towards the direction away from the axis of the movable hole 11, and the limiting ring grooves 13 are arranged at equal intervals. When jack catch 2 nut is connected with wooden board, fly leaf 1 and wooden board butt for wooden board deformation is embedded into spacing annular 13, increases the area of contact of fly leaf 1 and wooden board.

Referring to fig. 2 and 3, the jaws 2 are triangular prisms, the tips of which are disposed in a direction away from the movable plate 1. Two tooth grooves 21 are formed in the inclined surface of the clamping jaw 2, and the two tooth grooves 21 are distributed in an array mode along the length direction of the inclined surface of the clamping jaw 2. The side edge of the clamping jaw 2 is fixedly connected with a reinforcing rib 22, so that the bending resistance of the clamping jaw 2 is improved. When being connected four-jaw nut and wooden board, jack catch 2 imbeds in the wooden board, and wood is because of the extrusion imbeds in tooth's socket 21 for four-jaw nut is connected more firmly with wooden board.

The implementation principle of the embodiment is as follows: when the fixing rod 3 is replaced, the clamping ring 41 is separated from the operating pipe 41, the fixing rod 3 is driven to rotate by a tool, the fixing rod 3 is separated from the movable plate 1, then the new operating pipe 41 is in threaded connection with the movable hole 11, the operating ring groove 411 is moved above the movable hole 11, and finally the clamping ring 41 is reconnected with the new operating pipe 41.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, any modification, equivalent replacement, or improvement made within the design concept of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a four-jaw nut, includes fly leaf (1), its characterized in that: the movable plate (1) is fixedly connected with a claw (2), one end of the movable plate (1) facing the claw (2) is detachably connected with a fixed rod (3) through a locking mechanism (4), one end of the movable plate (1) far away from the fixed rod (3) is provided with a fixed hole (31), the fixed hole (31) is internally provided with threads, the movable plate (1) is provided with a movable hole (11) corresponding to the fixed hole (31), the diameter of the fixed hole (31) is smaller than that of the movable hole (11), the locking mechanism (4) comprises an operating pipe (41) fixedly connected with one end of the fixed rod (3) facing the movable plate (1), the outer circumferential surface of the operating pipe (41) is in threaded connection with the inner circumferential surface of the movable hole (11), an operation ring groove (411) is formed in the outer surface of the operation pipe (41), and a clamping ring (42) is arranged in the operation ring groove (411); when one end of the movable plate (1) is abutted against the fixed rod (3), one end of the movable plate (1), which is far away from the fixed rod (3), is abutted against the clamping ring (42).

2. The four-jaw nut of claim 1, wherein: the upper end of the movable plate (1) is provided with a movable groove (12), the inner diameter of the movable groove (12) is larger than that of the clamping ring (42), and the upper end face of the movable plate (1) and the upper end face of the operating pipe (41) are coplanar.

3. The four-jaw nut of claim 1, wherein: the fixed rod (3) is far away from one end of the movable plate (1) and is provided with a hexagonal groove (32), the hexagonal groove (32) and the fixed hole (31) are coaxial, and the diameter of the fixed hole (31) is smaller than the distance between two opposite inner walls of the hexagonal groove (32).

4. The four-jaw nut of claim 1, wherein: a plurality of spacing annular grooves (13) have been seted up towards the one end of dead lever (3) to fly leaf (1), and is a plurality of the coaxial line of spacing annular groove (13) and activity hole (11), it is a plurality of the internal diameter of spacing annular groove (13) is towards the direction crescent of keeping away from activity hole (11) axis, adjacent two equidistance sets up between spacing annular groove (13).

5. The four-jaw nut of claim 1, wherein: the clamping jaw (2) is a triangular prism, and the tip of the triangular prism is arranged towards the direction far away from the movable plate (1).

6. The four-jaw nut of claim 5, wherein: a plurality of tooth sockets (21) are formed in the inclined surface of the clamping jaw (2), and the tooth sockets (21) are distributed in an array mode along the length direction of the inclined surface of the clamping jaw (2).

7. The four-jaw nut of claim 5, wherein: the side edge of the clamping jaw (2) is fixedly connected with a reinforcing rib (22).

8. The four-jaw nut of claim 1, wherein: the clamping jaws (2) are provided with a plurality of clamping jaws (2) which are arrayed in a circumferential mode with the axis of the fixing rod (3).