CN218093844U - Fastener with anti-loosening structure - Google Patents

Abstract

The utility model discloses a fastener with locking structure that moves, include bolt and screw-thread fit are in the connecting piece of bolt week side, the one end of bolt is connected with the nut, the connecting piece includes sliding fit and is in the ascending gasket of bolt vertical direction, the top of gasket is rotated there is the nut, and the device has contained nut and gasket through being provided with the connecting piece in the connecting piece, adopts pivoted mode drive moreover between nut and the gasket, and such setting can avoid when follow-up nut need rotate and produce the motion between the gasket and interfere, and because the ring body joint is in the inside of ring channel, can make personnel fix between nut and the gasket when not needing to dismantle the nut from this to the gasket belongs to unable pivoted effect, the pivoted condition can't appear in this nut, thereby reduced the condition that appears dropping at will between connecting piece and the bolt and taken place the problem of having solved current nut and dropped easily.

Description

Fastener with anti-loosening structure

Technical Field

The utility model belongs to the technical direction of the fastener, concretely relates to fastener with locking structure that moves.

Background

Fasteners, also known as standard parts in the market, are a general term for a type of mechanical parts used when two or more parts (or components) are joined together in a tight manner as a single piece. It features various varieties and specifications, different functions and usages, and very high standardization, serialization and universalization degree. The fastener is the most widely used mechanical basic member and has a large demand.

With the continuous advance of society, more and more products need to use the fastener to fix, and bolt and nut are in the fastener category wider application.

Loosening is likely to occur between the bolt and the nut after long-term maintenance, which leads to loosening of fastened articles. This phenomenon becomes an urgent problem to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to current device a fastener that has locking structure that moves to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a fastener with locking structure that moves, is in including bolt and screw-thread fit the connecting piece of bolt week side, the one end of bolt is connected with the nut, the connecting piece includes sliding fit and is in the ascending gasket of bolt vertical direction, the top of gasket is rotated there is the nut, first ring channel has been seted up to the top of gasket, the below of nut is connected with and is located ring body in the first ring channel and the ring body joint is in the inside of first ring channel, seted up between the top of gasket and the below with the locating hole of bolt looks adaptation.

The utility model discloses further explain, the spout has been seted up to one side of gasket, elastic fit has the slide on the spout parallel direction, one side of bolt seted up with the rectangular channel of slide looks adaptation.

The utility model discloses explain further, the straight flute has been seted up to one side of first ring channel, sliding fit has the connecting plate on the parallel direction of straight flute, one side of connecting plate is connected with the arc into in the ring channel, the week side of the outer wall of ring body is the annular sequencing and is connected with a plurality of toper pieces, and the arc is provided with the rubber slab in one side that is close to the ring body.

The utility model discloses further explain, the inside U-shaped groove of having seted up of connecting plate, elastic fit has the U-shaped pole on the vertical direction in U-shaped groove, and the top of straight flute seted up with the draw-in groove of U-shaped pole one end looks adaptation.

The utility model discloses explain further, the second ring channel has been seted up to the below of nut, elastic fit has the sealing ring in the vertical direction of second ring channel.

The utility model discloses explain further, the notch has been seted up to the top of spout, one side of connecting plate is connected with sliding fit and is in arch in the notch, protruding with be connected with first spring between the notch.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the utility model is characterized in that the utility model,

through being provided with the connecting piece, nut and gasket have been contained in the connecting piece, adopt pivoted mode drive between nut and the gasket moreover, such setting can avoid when follow-up nut needs the pivoted and produce the motion interference between the gasket, and because the ring body joint is in the inside of ring channel, can make personnel fix between nut and the gasket when not needing to dismantle the nut from this, and the gasket belongs to unable pivoted effect, the pivoted condition can't appear in the nut from this, thereby the condition that appears dropping at will between connecting piece and the bolt has been reduced and has taken place.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic perspective view of the interior of the fastener of the present invention;

FIG. 3 is a schematic view at A in FIG. 2;

FIG. 4 is a schematic view at B of FIG. 2;

in the figure: 1. a bolt; 2. a connecting member; 3. a nut; 4. a gasket; 5. a nut; 6. a first annular groove; 7. a ring body; 8. positioning holes; 9. a chute; 10. a slide plate; 11. a rectangular groove; 12. a straight groove; 13. a connecting plate; 14. an arc-shaped plate; 15. a conical block; 16. a rubber plate; 17. a U-shaped groove; 18. a U-shaped rod; 19. a second annular groove; 20. and (4) a sealing ring.

Detailed Description

The following non-limiting detailed description of the present invention is provided in connection with the preferred embodiments and accompanying drawings. It is to be understood that the disclosed embodiments are merely exemplary of the invention, and are not intended to limit the invention to the precise embodiments disclosed. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a fastener with an anti-loosening structure comprises a bolt 1 and a connecting piece 2 which is in threaded fit with the periphery of the bolt 1, one end of the bolt 1 is connected with a nut 3, the connecting piece 2 comprises a gasket 4 which is in sliding fit with the bolt 1 in the vertical direction, a nut 5 is rotated above the gasket 4, a first annular groove 6 is formed above the gasket 4, a ring body 7 positioned in the first annular groove 6 is connected below the nut 5, the ring body 7 is clamped in the first annular groove 6, a positioning hole 8 matched with the bolt 1 is formed between the upper side and the lower side of the gasket 4, the situation that the subsequent gasket 4 cannot be sleeved on the periphery of the nut 5 is avoided through the arrangement of the positioning hole 8, and the situation that the subsequent nut 5 is suspended is avoided due to the arrangement of the ring body 7 and the first annular groove 6;

in the embodiment, one side of the gasket 4 is provided with the sliding groove 9, the sliding plate 10 is elastically matched in the direction parallel to the sliding groove 9, one side of the bolt 1 is provided with the rectangular groove 11 matched with the sliding plate 10, and the situation that the subsequent gasket 4 rotates along with the nut 5 can be avoided through the arrangement of the sliding plate 10 and the rectangular groove 11;

in the embodiment, a straight groove 12 is formed in one side of the first annular groove 6, a connecting plate 13 is arranged in a sliding fit in the parallel direction of the straight groove 12, an arc plate 14 in the annular groove is connected to one side of the connecting plate 13, a plurality of conical blocks 15 are connected to the peripheral side of the outer wall of the ring body 7 in an annular sequencing manner, a rubber plate 16 is arranged on one side of the arc plate 14 close to the ring body 7, and the conical blocks 15 can slide into the rubber plate 16 due to the plasticity of the rubber plate 16, so that the position of the ring body 7 can be fixed, and the area of contact with the conical blocks 15 is enlarged due to the arrangement of the arc plate 14, so that a person can more conveniently fix the ring body 7 in the subsequent process;

in the embodiment, the connecting plate 13 is internally provided with the U-shaped groove 17, the U-shaped rod 18 is elastically matched with the U-shaped groove 17 in the vertical direction, the straight groove 12 is provided with a clamping groove matched with one end of the U-shaped rod 18, the connecting plate 13 can be fixed in the straight groove 12 through the arrangement of the U-shaped rod 18, the subsequent sliding of the connecting plate 13 is avoided, the stability of the fixed ring body 7 is improved, and the second spring is connected between the bottom of the inner wall of the U-shaped groove 17 and the lower part of the U-shaped rod 18;

in the embodiment, a second annular groove 19 is formed below the nut 5, a sealing ring 20 is elastically matched in the vertical direction of the second annular groove 19, the sealing performance of a subsequent person after installing the bolt 1 can be effectively improved through the arrangement of the sealing ring 20, the stability of the subsequent bolt 1 is reduced, and a third spring is connected between the inner wall of the second annular groove 19 and the sealing ring 20;

the notch has been seted up to the top of this embodiment, and one side of connecting plate 13 is connected with the arch of sliding fit in the notch, is connected with first spring between arch and the notch, can make slide 10 slide in the follow-up more stable of rectangular channel 11 through first spring, has reduced the slide 10 condition emergence of sliding at will.

The working principle is as follows: when the bolt 1 needs to be used, a person firstly penetrates through the connecting part by the bolt 1, then the person prepares the connecting part 2, the connecting part 2 is sleeved on the peripheral side of the bolt 1, then the person rotates the screw rod, meanwhile, when the connecting part 2 is sleeved, the person firstly pulls the sliding plate 10 to enable the sliding rod to slide along the sliding groove 9, meanwhile, when the gasket 4 is positioned on the peripheral side of the screw rod, the person loosens the sliding plate 10 to enable the first spring to be elastically deformed and to enable the sliding plate 10 to be bounced into the rectangular groove 11, then the person twists the nut 5 to enable the nut 5 to move downwards along the bolt 1, meanwhile, the ring body 7 connected below the nut 5 can rotate in the first annular groove 6, finally when the gasket 4 contacts the mounting part, the person pushes the connecting plate 13 to enable the connecting plate 13 to move towards one side close to the ring body 7 along the straight groove 12, then the arc plate 14 connected with the connecting plate 13 can move towards one side close to the ring body 7, then the conical block 15 can slide into the rubber plate 16 connected with the arc plate 14, therefore, the fixing of the position of the ring body 7 is completed, meanwhile, the second spring can elastically deform and the U-shaped rod 18 can be bounced into the clamping groove 13.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Finally, it should be pointed out that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it. Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: it is to be understood that modifications may be made to the above-described arrangements in the embodiments or equivalent substitutions may be made to some of the features of the embodiments without departing from the spirit and scope of the invention.

Claims (6)

1. A fastener with an anti-loosening structure, which comprises a bolt (1) and a connecting piece (2) which is in threaded fit with the periphery of the bolt (1), and is characterized in that: the one end of bolt (1) is connected with nut (3), connecting piece (2) are in including sliding fit bolt (1) ascending gasket (4) of vertical direction, the top of gasket (4) is rotated there is nut (5), first ring channel (6) have been seted up to the top of gasket (4), the below of nut (5) is connected with and is located ring body (7) in first ring channel (6) and ring body (7) joint is in the inside of first ring channel (6), seted up between the top of gasket (4) and the below with locating hole (8) of bolt (1) looks adaptation.

2. A fastener having a loosening-preventing structure according to claim 1, wherein: one side of the gasket (4) is provided with a sliding groove (9), the sliding groove (9) is elastically matched with a sliding plate (10) in the parallel direction, and one side of the bolt (1) is provided with a rectangular groove (11) matched with the sliding plate (10).

3. A fastener having a loosening-preventing structure according to claim 2, wherein: straight flute (12) have been seted up to one side of first ring channel (6), sliding fit has connecting plate (13) on the parallel direction of straight flute (12), one side of connecting plate (13) is connected with arc (14) into in the ring channel, the week side of the outer wall of ring body (7) is the annular sequencing and is connected with a plurality of toper pieces (15), and arc (14) are provided with rubber slab (16) in the one side that is close to ring body (7).

4. A fastener having a loosening prevention feature as defined in claim 3, wherein: a U-shaped groove (17) is formed in the connecting plate (13), a U-shaped rod (18) is elastically matched with the U-shaped groove (17) in the vertical direction, and a clamping groove matched with one end of the U-shaped rod (18) is formed in the upper portion of the straight groove (12).

5. The fastener having a loosening-preventing structure according to claim 4, wherein: a second annular groove (19) is formed in the lower portion of the nut (5), and a sealing ring (20) is elastically matched with the second annular groove (19) in the vertical direction.

6. The fastener with an anti-loosening structure according to claim 5, wherein: a notch is formed in the upper portion of the sliding groove (9), a protrusion which is in sliding fit with the notch is connected to one side of the connecting plate (13), and a first spring is connected between the protrusion and the notch.

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