CN219549320U

CN219549320U - Novel anti-loosening nut

Info

Publication number: CN219549320U
Application number: CN202320311913.XU
Authority: CN
Inventors: 赵宇涵; 李丽涛; 赵杰
Original assignee: Hebei Hengwo Fastener Manufacturing Co ltd
Current assignee: Hebei Hengwo Fastener Manufacturing Co ltd
Priority date: 2023-02-24
Filing date: 2023-02-24
Publication date: 2023-08-18
Anticipated expiration: 2033-02-24

Abstract

The utility model discloses a novel anti-loosening nut, which comprises a fixing nut, wherein an internal thread is formed in the fixing nut, a matched bolt is inserted into the internal thread of the internal thread, a fixed object is sleeved on the outer surface of the matched bolt, an elastic gasket is sleeved on the outer surface of the matched bolt, the elastic gasket is positioned between the fixing nut and the fixed object, an annular groove is formed in the upper surface of the fixing nut, a first stop block is fixedly connected in the annular groove, a limiting mechanism is arranged on the outer surface of the matched bolt, and an anti-loosening mechanism is arranged outside the matched bolt. This kind of novel locking anticreep nut through the cooperation between fixation nut, cooperation bolt, stop gear, locking mechanism and the screens mechanism, has reached the effect that locking mechanism can prevent that the nut is not hard up, has solved current nut and has taken place to become flexible under the circumstances of vibration even drops, leads to the problem of fixed effect inequality easily.

Description

Novel anti-loosening nut

Technical Field

The utility model relates to the technical field of nuts, in particular to a novel anti-loosening nut.

Background

Nuts are parts which tightly connect mechanical equipment, and by means of internal threads, nuts of the same specification and mating bolts are connected together for tightening, all of which are a component necessary for manufacturing machinery.

The prior nut can generate a little vibration by a fixed part in the use process, and the looseness of the nut is easy to fall off even from the matched bolt, so that the nut cannot realize the fixing function, and the problem of falling and losing of the nut is easy to cause, therefore, the nut is improved, and the novel anti-loose nut is provided.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model relates to a novel anti-loosening nut, which comprises a fixing nut, wherein an internal thread is formed in the fixing nut, a matched bolt is inserted into the internal thread of the internal thread, a fixed object is sleeved on the outer surface of the matched bolt, an elastic gasket is sleeved on the outer surface of the matched bolt, the elastic gasket is positioned between the fixing nut and the fixed object, an annular groove is formed in the upper surface of the fixing nut, a first stop block is fixedly connected to the inner part of the annular groove, a limiting mechanism is arranged on the outer surface of the matched bolt, an anti-loosening mechanism is arranged on the outer surface of the matched bolt, and two clamping mechanisms are arranged in the anti-loosening mechanism.

As a preferable technical scheme of the utility model, the limiting mechanism comprises two limiting grooves, wherein the two limiting grooves are formed in the outer surface of the matched bolt, and the inner walls of the two limiting grooves are provided with clamping grooves.

As a preferable technical scheme of the utility model, the anti-loosening mechanism comprises an anti-loosening nut sleeved on the outer surface of the matched bolt, the lower surface of the anti-loosening nut is fixedly connected with a second stop block, two sliding grooves are formed in the inner wall of the anti-loosening nut, and the two sliding grooves are opposite to the two limiting grooves respectively.

As a preferable technical scheme of the utility model, one side of the telescopic block, which is far away from the clamping block, is fixedly connected with two springs, one ends of the two springs, which are far away from the telescopic block, are fixedly connected with the inner wall of the sliding groove, and one side of the telescopic block, which is far away from the clamping block, is fixedly connected with two sliding bars.

As a preferable technical scheme of the utility model, two sliding rods are respectively positioned in two springs, one ends of the two sliding rods, which are far away from the telescopic blocks, are respectively in sliding penetration with the outer surface of the locknut, and one ends of the two sliding rods, which are far away from the telescopic blocks, are fixedly connected through a pull rod.

As a preferable technical scheme of the utility model, the number of the first stop blocks and the second stop blocks is six, the six first stop blocks and the six second stop blocks are distributed in a circumferential array by taking the matched bolts as the center, and the first stop blocks and the second stop blocks are distributed in a staggered manner.

The beneficial effects of the utility model are as follows:

this kind of novel locking anticreep nut, through fixation nut, the cooperation bolt, stop gear, locking mechanism and the cooperation between the screens mechanism, after fixation nut screws, cup joint locking mechanism at fixation bolt's surface, then just to stop gear with screens mechanism, screens mechanism and stop gear cooperation can fix a position the card dead with locking mechanism, locking mechanism and first fixture block cooperation can prevent fixation nut rotation, reached locking mechanism can prevent the not hard up effect of nut, solved current nut and taken place not hard up even drop under the circumstances of vibration easily, lead to the problem of fixed effect inequality.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of the general structure of a novel anti-loosening nut of the present utility model;

FIG. 2 is a schematic view showing a structure of a novel anti-loose nut in which a fixing nut and a locknut are separated;

FIG. 3 is a cross-sectional view of a mating bolt and locknut of a novel locknut of the present utility model;

FIG. 4 is a cross-sectional view of a locknut disengaged from a mating bolt of a novel locknut of the present utility model;

fig. 5 is a schematic structural view of the mating surfaces of the locknut and the fixing nut of the novel locknut.

In the figure: 1. a fixing nut; 2. an internal thread; 3. matching with bolts; 4. a fixed object; 5. an elastic pad; 6. an annular groove; 7. a first stopper; 8. a limiting mechanism; 801. a limit groove; 802. a clamping groove; 9. a locking mechanism; 901. a locknut; 902. a second stopper; 903. a chute; 10. a clamping mechanism; 1001. a telescopic block; 1002. a clamping block; 1003. a spring; 1004. a slide bar; 1005. and (5) a pull rod.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Examples: as shown in fig. 1-5, the novel anti-loosening nut comprises a fixing nut 1, wherein an internal thread 2 is arranged in the fixing nut 1, a matched bolt 3 is inserted into the internal thread of the internal thread 2, a fixed object 4 is sleeved on the outer surface of the matched bolt 3, an elastic gasket 5 is sleeved on the outer surface of the matched bolt 3, the elastic gasket 5 is positioned between the fixing nut 1 and the fixed object 4, the elastic gasket 5 can protect the surface of the fixed object 4, and the surface of the fixed object 4 is prevented from being scratched and damaged by the matched bolt 3 during fixing.

An annular groove 6 is formed in the upper surface of the fixing nut 1, a first stop 7 is fixedly connected to the inner portion of the annular groove 6, a limiting mechanism 8 is arranged on the outer surface of the matching bolt 3, an anti-loosening mechanism 9 is arranged on the outer portion of the matching bolt 3, and two clamping mechanisms 10 are arranged in the anti-loosening mechanism 9.

Wherein, stop gear 8 includes two spacing grooves 801, and two spacing grooves 801 all offer the surface at cooperation bolt 3, and draw-in groove 802 has all been offered to the inner wall of two spacing grooves 801.

The locking mechanism 9 comprises a locking nut 901 sleeved on the outer surface of the matched bolt 3, a second stop block 902 is fixedly connected to the lower surface of the locking nut 901, two sliding grooves 903 are formed in the inner wall of the locking nut 901, and the two sliding grooves 903 are opposite to the two limiting grooves 801 respectively.

The clamping mechanism 10 comprises a telescopic block 1001, the telescopic block 1001 is slidably inserted into the sliding groove 903, a clamping block 1002 is fixedly connected to the outer surface of the telescopic block 1001, and the clamping block 1002 is clamped into the clamping groove 802.

The clamping groove 802 is in a saw-tooth structure, the shape of the clamping block 1002 is matched with the clamping groove 802, and when the clamping block 1002 is clamped in the clamping groove 802, the clamping groove 802 and the special shape of the clamping block 1002 can prevent the clamping block 1002 from moving upwards relative to the clamping groove 802.

Wherein, flexible piece 1001 is kept away from one side fixedly connected with two springs 1003 of fixture block 1002, and two springs 1003 are kept away from the one end of flexible piece 1001 and are all with the inner wall fixed connection of spout 903, and one side fixedly connected with two slide bars 1004 of fixture block 1002 is kept away from to flexible piece 1001.

When the locknut 901 is sleeved outside the matched bolt 3, the telescopic block 1001 just can enter the limit groove 801, and when the locknut 901 drives the telescopic block 1001 to move downwards, the telescopic block 1001 can enter the inside of the sliding groove 903 and compress the spring 1003, so that the clamping block 1002 can leave the clamping groove 802, and the locknut 901 can be ensured to move downwards smoothly in place.

Wherein, two slide bars 1004 are located the inside of two springs 1003 respectively, and the one end that two slide bars 1004 kept away from the expansion block 1001 all slides and runs through the surface of locknut 901, and the one end that two slide bars 1004 kept away from the expansion block 1001 passes through pull rod 1005 fixed connection.

The displacement of the telescopic block 1001 can be limited by the sliding rod 1004, so that the telescopic block 1001 can only move linearly, the telescopic block 1001 can enter the sliding groove 903, and the sliding rod 1004 and the telescopic block 1001 can be pulled by the pull rod 1005 conveniently.

The number of the first stoppers 7 and the second stoppers 902 is six, the six first stoppers 7 and the second stoppers 902 are distributed in a circumferential array with the matched bolts 3 as the center, and the first stoppers 7 and the second stoppers 902 are distributed in a staggered manner.

When locknut 901 is placed in place, fixture block 1002 aligns draw-in groove 802 and enters into the inside of draw-in groove 802, the elasticity of spring 1003 can guarantee that fixture block 1002 tightly blocks in the inside of draw-in groove 802, prevent that fixture block 1002 and telescopic block 1001 from upwards moving, thereby prevent locknut 901 upwards moving, and this moment second fixture block 1002 can enter into the inside of ring channel 6, and make the position of first fixture block 1002 and second fixture block 1002 crisscross each other, when fixing nut 1 takes place to become flexible reverse, second dog 902 can block first dog 7 rotation, and second dog 902 and locknut 901 can not rotate, thereby play the effect that prevents fixing nut 1 not hard up.

Working principle: when the device is used, firstly, a fixed object 4 is fixed by a fixing nut 1, an elastic gasket 5 and a matching bolt 3, after the fixing nut 1 is screwed, a locknut 901 is sleeved outside the matching bolt 3, at the moment, two telescopic blocks 1001 enter the inside of two limiting grooves 801, a clamping block 1002 slides downwards against a clamping groove 802, at the moment, the telescopic blocks 1001 can move inwards of a sliding groove 903 and compress a spring 1003, so that the locknut 901 can move downwards smoothly, after the locknut 901 moves downwards in place, the clamping block 1002 is aligned with the clamping groove 802, the telescopic blocks 1001 are extruded under the action of the spring 1003, the telescopic blocks 1001 drive the clamping blocks 1002 to enter the inside of the clamping groove 802, the clamping blocks 1002 are finally clamped into the inside of the clamping groove 802, the locknut 901 is prevented from moving upwards, at this time, the locknut 901 is located above the fixing nut 1, the second stop block 902 enters the inside of the annular groove 6, the second stop block 902 and the first stop block 7 are arranged in a staggered mode, when the fixing nut 1 is in loose rotation, the second stop block 902 can stop the first stop block 7 from rotating, the locknut 901 can only move up and down and cannot rotate, the locknut 901 is fixed by the clamping block 1002 and the clamping groove 802, so that the locknut 901 can stop the matched bolt 3 from loosening, when the fixing nut 1 needs to be disassembled, two pull rods 1005 can be pulled by two hands, the pull rods 1005 drive the telescopic blocks 1001 to enter the inside of the sliding grooves 903, the clamping block 1002 moves out of the clamping groove 802 at this time, and the locknut 901 can be taken down from the outside of the matched bolt 3.

Finally, it should be noted that: in the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a novel locking anticreep nut, includes fixation nut (1), its characterized in that, internal thread (2) have been seted up to the inside of fixation nut (1), the internal thread grafting of internal thread (2) has cooperation bolt (3), the surface of cooperation bolt (3) has cup jointed by fixture (4), the surface of cooperation bolt (3) has cup jointed elastic gasket (5), elastic gasket (5) are located between fixation nut (1) and by fixture (4), ring channel (6) have been seted up to the upper surface of fixation nut (1), the inside fixedly connected with first dog (7) of ring channel (6), the surface of cooperation bolt (3) is provided with stop gear (8), the outside of cooperation bolt (3) is provided with locking mechanism (9), the inside of locking mechanism (9) is provided with two screens mechanism (10).

2. The novel anti-loosening nut according to claim 1, wherein the limiting mechanism (8) comprises two limiting grooves (801), the two limiting grooves (801) are formed in the outer surface of the matched bolt (3), and the inner walls of the two limiting grooves (801) are formed with clamping grooves (802).

3. The novel anti-loosening and anti-drop nut according to claim 2, wherein the anti-loosening mechanism (9) comprises an anti-loosening nut (901) sleeved on the outer surface of the matched bolt (3), a second stop block (902) is fixedly connected to the lower surface of the anti-loosening nut (901), two sliding grooves (903) are formed in the inner wall of the anti-loosening nut (901), and the two sliding grooves (903) are opposite to the two limiting grooves (801) respectively.

4. The novel anti-loosening nut according to claim 3, wherein the clamping mechanism (10) comprises a telescopic block (1001), the telescopic block (1001) is slidably inserted into the sliding groove (903), a clamping block (1002) is fixedly connected to the outer surface of the telescopic block (1001), and the clamping block (1002) is clamped into the clamping groove (802).

5. The novel anti-loosening nut according to claim 4, wherein two springs (1003) are fixedly connected to one side, away from the clamping block (1002), of the telescopic block (1001), one end, away from the telescopic block (1001), of each spring (1003) is fixedly connected with the inner wall of the sliding groove (903), and two sliding rods (1004) are fixedly connected to one side, away from the clamping block (1002), of each telescopic block (1001).

6. The novel anti-loosening nut according to claim 5, wherein two sliding rods (1004) are respectively located inside two springs (1003), one ends of the two sliding rods (1004) far away from the telescopic blocks (1001) are all in sliding penetration with the outer surface of the anti-loosening nut (901), and one ends of the two sliding rods (1004) far away from the telescopic blocks (1001) are fixedly connected through a pull rod (1005).

7. A novel anti-loosening nut according to claim 3, wherein the number of the first stop blocks (7) and the second stop blocks (902) is six, the six first stop blocks (7) and the six second stop blocks (902) are distributed in a circumferential array with the matched bolts (3) as the center, and the first stop blocks (7) and the second stop blocks (902) are distributed in a staggered manner.