CN212744650U

CN212744650U - Four-claw nut

Info

Publication number: CN212744650U
Application number: CN202021650384.9U
Authority: CN
Inventors: 陈爱光; 陈爱辉; 朱邦才
Original assignee: Zhejiang Xianchuang Auto Parts Co ltd
Current assignee: Zhejiang Xianchuang Auto Parts Co ltd
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-03-19
Anticipated expiration: 2030-08-11

Abstract

The utility model provides a four-jaw nut relates to the nut field, which comprises a bolt, the surface threaded connection of bolt has four-jaw nut body, the surface of bolt just is located the ring has been cup jointed to the bottom of four-jaw nut body, first draw-in groove has all been seted up to the bottom of the bolt left and right sides, the bottom fixedly connected with joint subassembly of ring, the one end of joint subassembly extends to the inside of first draw-in groove, the left and right sides at ring top all is provided with spacing subassembly, the top of spacing subassembly extends to the inside of four-jaw nut body. The utility model discloses a joint subassembly card is in first draw-in groove to fix the position of ring, third fixture block card is carried on spacingly in the arc wall to four-jaw nut body, avoids four-jaw nut body to use the back for a long time, and takes place the pine between the article to take off, along bolt downstream, leads to fixed unstable to the article, influences the use of article.

Description

Four-claw nut

Technical Field

The utility model relates to a nut field especially relates to a four-jaw nut.

Background

The nut is also called as a nut, and the general nuts are of various types, such as hexagonal nuts, round nuts, square nuts and the like, some standards of the nut are still clear, some standards of specification and dimension, standards of material requirements, electroplating standards and the like are clear, and different types of nuts have different standards, and the specifications and the standards of the nut are described in detail.

The four-jaw nut is used for fastening and locking and is generally used in mechanical manufacturing industries of various household appliances, office appliances, toys, stoves, furniture, electric bicycles, scooters, skating shoes, sports equipment, cases, electronic instruments and the like, and the existing four-jaw nut has good fixing effect, but can still be loosened after being used for a long time to influence the use of objects.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a four-jaw nut to solve above-mentioned technical problem.

The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize: the utility model provides a four-jaw nut, includes the bolt, the surperficial threaded connection of bolt has four-jaw nut body, the surface of bolt just is located the ring has been cup jointed to the bottom of four-jaw nut body, first draw-in groove has all been seted up to the bottom of the bolt left and right sides, the bottom fixedly connected with joint subassembly of ring, the one end of joint subassembly extends to the inside of first draw-in groove, the left and right sides at ring top all is provided with spacing subassembly, the top of spacing subassembly extends to the inside of four-jaw nut body, the second draw-in groove has all been seted up in the left and right sides in four-jaw nut body bottom, one side intercommunication of second draw-in groove internal surface has the arc wall.

Through joint subassembly card in first draw-in groove, thereby position to the ring is fixed, later kelly card is in the second draw-in groove, the third fixture block card is in the arc wall, carry on spacingly to four-jaw nut body, the second spring can restrict the position of third fixture block in the arc wall simultaneously, avoid the third fixture block to rotate out from the arc wall, avoid four-jaw nut body after using for a long time, and take place the pine between the article and take off, along bolt downstream, lead to fixed unstability to the article, influence the use of article.

Further, the joint subassembly is including solid fixed ring, gu fixed ring's top with the bottom fixed connection of ring, first spread groove has all been seted up to the left and right sides of solid fixed ring surface, the upper and lower both sides of first spread groove internal surface all communicate there is the second spread groove.

Further, first connecting groove with one side intercommunication of second connecting groove has flexible groove, one side of flexible inslot surface is provided with first fixture block, the one end of first fixture block is run through gu fixed ring just extends to the inside of first draw-in groove.

Further, the middle of first fixture block one side rotates and is connected with the connecting rod, the one end of connecting rod is passed through first connecting groove just extends to solid fixed ring's outside.

Furthermore, the upper side and the lower side of the surface of the connecting rod are located in the telescopic groove, a second clamping block is fixedly connected inside the telescopic groove, and a first spring is fixedly connected between one side of the inner surface of the telescopic groove and the first clamping block and located on the surface of the connecting rod.

The clamping component is clamped in the first clamping groove, so that the installation and the disassembly are very convenient, and the use by workers is facilitated.

Further, spacing subassembly includes the second spring, the bottom of second spring with the top fixed connection of ring, the top fixed connection of second spring has the kelly.

Further, the top end of the clamping rod extends to the inside of the second clamping groove, a third clamping block is fixedly connected to the top of one side of the clamping rod, and the third clamping block extends to the inside of the arc-shaped groove.

The second spring has certain elasticity, and after the four-jaw nut body is fixed with the articles with different thicknesses, the four-jaw nut body away from the first clamping groove at different positions can be limited, so that the practicability of the four-jaw nut body is enhanced.

The utility model has the advantages that:

the utility model fixes the position of the circular ring by clamping the clamping component in the first clamping groove, then the clamping rod is clamped in the second clamping groove, the third clamping block is clamped in the arc-shaped groove, the four-jaw nut body is limited, and the second spring can limit the position of the third clamping block in the arc-shaped groove, so that the third clamping block is prevented from rotating out of the arc-shaped groove, the four-jaw nut body is prevented from being used for a long time, the second spring is loosened from the object and moves downwards along the bolt, so that the object is not stably fixed and the use of the object is influenced, and meanwhile, the second spring has certain elasticity, after the four-jaw nut body is fixed with objects with different thicknesses, the four-jaw nut body at different positions away from the first clamping groove can be limited, the practicability of the four-jaw nut body is enhanced, meanwhile, the clamping component is clamped in the first clamping groove, so that the installation and the disassembly are very convenient, and the use by workers is facilitated.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a schematic view of a portion of the structure of FIG. 1;

fig. 3 is a schematic view of a partial structure of the ring shown in fig. 1 according to the present invention;

fig. 4 is a schematic diagram of the external structure of the present invention.

Reference numerals: the nut comprises a 1-bolt, a 2-four-jaw nut body, a 3-ring, a 4-first clamping groove, a 5-clamping component, a 51-fixing ring, a 52-first connecting groove, a 53-second connecting groove, a 54-telescopic groove, a 55-first clamping block, a 56-connecting rod, a 57-second clamping block, a 58-first spring, a 6-limiting component, a 61-second spring, a 62-clamping rod, a 63-third clamping block, a 7-second clamping groove and an 8-arc-shaped groove.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

As shown in fig. 1-4, a four-jaw nut, includes bolt 1, the surface threaded connection of bolt 1 has four-jaw nut body 2, the surface of bolt 1 just is located ring 3 has been cup jointed to the bottom of four-jaw nut body 2, first draw-in groove 4 has all been seted up to the bottom of the 1 left and right sides of bolt, the bottom fixedly connected with joint subassembly 5 of ring 3, the one end of joint subassembly 5 extends to the inside of first draw-in groove 4, the left and right sides at ring 3 top all is provided with spacing subassembly 6, the top of spacing subassembly 6 extends to the inside of four-jaw nut body 2, second draw-in groove 7 has all been seted up in the left and right sides in four-jaw nut body 2 bottom, one side intercommunication of second draw-in groove 7 internal surface has arc wall 8.

The bolt 1 is made of No. 45 steel, threads are arranged on the periphery of the bolt and are conveniently connected with the four-jaw nut body 2, the four-jaw nut body 2 is also made of No. 45 steel, threads are arranged inside the four-jaw nut body and are matched with the threads on the periphery of the bolt 1, the number of the positioning jaws on the surface of the four-jaw nut body 2 is 4, the four-jaw nut is integrated with a four-jaw nut body 2, a ring 3 slides on the surface of a bolt 1, the number of first clamping grooves 4 is 2, two first clamping grooves 4 are symmetrically arranged, clamping components 5 fix the ring 3 on the surface of the bolt 1, the number of limiting components 6 is 2, the two limiting components 6 are clamped in the four-jaw nut body 2, thereby fix a position four-jaw nut body 2's position, avoid using for a long time the back, four-jaw nut body 2 drops from bolt 1, and the quantity of second draw-in groove 7 is 2, and second draw-in groove 7 is the convex groove.

Joint subassembly 5 is including solid fixed ring 51, gu fixed ring 51's top with the bottom fixed connection of ring 3, first connecting groove 52 has all been seted up to the left and right sides of solid fixed ring 51 surface, the upper and lower both sides of first connecting groove 52 internal surface all communicate there is second connecting groove 53.

The fixed ring 51 and the ring 3 are welded together, the size of the fixed ring 51 is matched with the size of the bolt 1, the number of the first connecting grooves 52 is 2, and the two first connecting grooves 52 are matched with the connecting rod 56 in size.

One side of the first connecting groove 52 and one side of the second connecting groove 53 are communicated with a telescopic groove 54, one side of the inner surface of the telescopic groove 54 is provided with a first clamping block 55, and one end of the first clamping block 55 penetrates through the fixing ring 51 and extends to the inside of the first clamping groove 4.

The inner surface of each first connecting groove 52 is communicated with two second connecting grooves 53, the second connecting grooves 53 are matched with the second clamping blocks 57 in size, the telescopic grooves 54 are matched with the first springs 58 in size, and the first clamping blocks 55 are matched with the first clamping grooves 4 in size.

A connecting rod 56 is rotatably connected to the middle of one side of the first latch 55, and one end of the connecting rod 56 passes through the first connecting groove 52 and extends to the outside of the fixing ring 51.

The connecting rod 56 and the first latch 55 are connected together by a bearing, and the connecting rod 56 slides in the first connecting groove 52.

The upper side and the lower side of the surface of the connecting rod 56 are both fixedly connected with second clamping blocks 57 in the telescopic groove 54, and a first spring 58 is fixedly connected between one side of the inner surface of the telescopic groove 54 and the first clamping block 55 and positioned on the surface of the connecting rod 56.

The number of the second stoppers 57 is 2, two second stoppers 57 are welded to the surface of the connecting rod 56, and the first spring 58 is a compression spring having good elasticity.

The limiting assembly 6 comprises a second spring 61, the bottom end of the second spring 61 is fixedly connected with the top of the circular ring 3, and the top end of the second spring 61 is fixedly connected with a clamping rod 62.

The second spring 61 is clamped on the top of the ring 3, the second spring 61 is an extension spring with good elasticity, and the clamping rod 62 is a groove matched with the second clamping groove 7.

The top end of the clamping rod 62 extends to the inside of the second clamping groove 7, a third clamping block 63 is fixedly connected to the top of one side of the clamping rod 62, and the third clamping block 63 extends to the inside of the arc-shaped groove 8.

The third fixture block 63 is welded on one side of the clamping rod 62 and is clamped in the arc-shaped groove 8 through the third fixture block 63, so that the position of the four-jaw nut body 2 on the bolt 1 is limited, the four-jaw nut body 2 is prevented from loosening, the fixed object is caused to shake, and the use is influenced.

The working principle is as follows: when the four-jaw nut body 2 is used for fixing an object, a worker firstly rotates a hole on the object, then plugs the four-jaw nut body 2 in the rotating hole, then uses a hammer to embed the jaws of the four-jaw nut body 2 into the object, and then inserts the bolt 1 into the four-jaw nut body 2, so that the object is fixed together through the four-jaw nut body 2 and the bolt 1.

Afterwards, the worker can pull the connecting rod 56, the first clamping block 55 is pulled into the telescopic groove 54 through the connecting rod 56, the second clamping block 57 is pulled to the outside of the fixing ring 51 through the second connecting groove 53 at the same time, then the connecting rod 56 is rotated, the positions of the second clamping block 57 and the second connecting groove 53 are staggered, then the ring 3 and the clamping component 5 can be sleeved on the surface of the bolt 1, after the position of the fixing ring 51 is moved to the first clamping groove 4, the worker can pull the connecting rod 56, meanwhile, the connecting rod 56 is rotated, the position of the second clamping block 57 is rotated to the position corresponding to the second connecting groove 53 again, then the worker can loosen the connecting rod 56 in the hand, the first spring 58 which is always in a compressed state in the telescopic groove 54 needs to recover deformation, and therefore the first clamping block 55 is extruded into the first clamping groove 4.

Then the worker can pull the clamping rod 62 and rotate the clamping rod 62 by a certain angle to enable the position of the third clamping block 63 to correspond to the position of the second clamping groove 7, then the top end of the clamping rod 62 is inserted into the second clamping groove 7, then the second spring 61 drives the clamping rod 62 to rotate for a certain angle due to the torsion force of the second spring 61, when the third clamping block 63 rotates into the arc-shaped groove 8, meanwhile, the second spring 61 needs to restore the deformation, the clamping rod 62 is pulled downwards and clamped in the arc-shaped groove 8 through the third clamping block 63, meanwhile, the second spring 61 can limit the position of the third block 63 in the arc-shaped groove 8, so that the third block 63 is prevented from rotating out of the arc-shaped groove 8, carry on spacingly to four-jaw nut body 2, avoid four-jaw nut body 2 after long-term the use, take place the pine to take off between with the article, along 1 downstream of bolt, lead to fixed unstable to the article, influence the use of article.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A four-jaw nut, its characterized in that: comprises a bolt (1), the surface of the bolt (1) is in threaded connection with a four-jaw nut body (2), a circular ring (3) is sleeved on the surface of the bolt (1) and positioned at the bottom of the four-claw nut body (2), the bottoms of the left side and the right side of the bolt (1) are respectively provided with a first clamping groove (4), the bottom of the circular ring (3) is fixedly connected with a clamping component (5), one end of the clamping component (5) extends into the first clamping groove (4), the left side and the right side of the top of the circular ring (3) are both provided with a limiting component (6), the top end of the limiting component (6) extends to the interior of the four-jaw nut body (2), the left side and the right side of the bottom of the four-claw nut body (2) are both provided with a second clamping groove (7), one side of the inner surface of the second clamping groove (7) is communicated with an arc-shaped groove (8).

2. The four-jaw nut of claim 1, wherein: joint subassembly (5) including solid fixed ring (51), gu the top of fixed ring (51) with the bottom fixed connection of ring (3), first connecting groove (52) have all been seted up to the left and right sides of solid fixed ring (51) surface, the upper and lower both sides of first connecting groove (52) internal surface all communicate there is second connecting groove (53).

3. The four-jaw nut of claim 2, wherein: one side of the first connecting groove (52) and one side of the second connecting groove (53) are communicated with a telescopic groove (54), one side of the inner surface of the telescopic groove (54) is provided with a first clamping block (55), and one end of the first clamping block (55) penetrates through the fixing ring (51) and extends to the inside of the first clamping groove (4).

4. The four-jaw nut of claim 3, wherein: the middle of one side of the first clamping block (55) is rotatably connected with a connecting rod (56), and one end of the connecting rod (56) passes through the first connecting groove (52) and extends to the outside of the fixing ring (51).

5. The four-jaw nut of claim 4, wherein: the upper side and the lower side of the surface of the connecting rod (56) are located in the telescopic groove (54), a second clamping block (57) is fixedly connected to the inner portion of the telescopic groove (54), and a first spring (58) is fixedly connected to the surface of the connecting rod (56) between one side of the inner surface of the telescopic groove (54) and the first clamping block (55).

6. The four-jaw nut of claim 1, wherein: spacing subassembly (6) include second spring (61), the bottom of second spring (61) with the top fixed connection of ring (3), the top fixed connection of second spring (61) has kelly (62).

7. The four-jaw nut of claim 6, wherein: the top end of the clamping rod (62) extends to the inside of the second clamping groove (7), a third clamping block (63) is fixedly connected to the top of one side of the clamping rod (62), and the third clamping block (63) extends to the inside of the arc-shaped groove (8).