CN217207262U

CN217207262U - Hexagonal flange external member locknut

Info

Publication number: CN217207262U
Application number: CN202221094419.4U
Authority: CN
Inventors: 宋达
Original assignee: Haiyan Dingshen Standard Parts Co ltd
Current assignee: Haiyan Dingshen Standard Parts Co ltd
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-08-16
Anticipated expiration: 2032-05-09

Abstract

The utility model discloses a hex flange external member lock nut, which comprises a bolt, the hex flange is cup jointed to the outer fringe screw thread of bolt, the splint of two mirror symmetry of the top surface radial sliding connection of hex flange, the bottom surface sliding connection of splint has the go-between, the internal diameter swivelling joint sleeve pipe of go-between, the cover pipe box is in the outer fringe of bolt, the constant head tank that a plurality of equidistance annular distribute is seted up to the top surface of bolt, the interpolation locating piece in the constant head tank, the locating piece with sheathed tube inner wall fixed connection.

Description

Hexagonal flange external member locknut

Technical Field

The utility model relates to a nut field especially relates to a hexagonal flange external member locknut.

Background

The nut is a part for screwing the bolts together to play a role in fastening, and is an original element which is necessary for all production and manufacturing machines. The variety of the nuts is various, and the nuts commonly used by people have national standard, English standard, American standard and Japanese standard. The nut is divided into carbon steel, high-strength, stainless steel, plastic steel and other types according to different materials. The working principle of the nut is that the nut and the bolt are self-locked by friction force.

When the nut and the bolt are fixed to some equipment such as motors, the nut on the bolt is easy to vibrate due to the operation of the motors, so that the nut is loosened from the bolt, and the firmness of motor installation is influenced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a hexagon flange external member locknut, after connecting a bolt and a hexagon flange together, aligning a positioning block on a sleeve with the bolt as a positioning groove, installing the bolt in the positioning groove, simultaneously rotating clamping plates to align clamping grooves on the clamping plates with clamping grooves on the top surface of the hexagon flange, pulling two clamping plates outwards, then sleeving the sleeve to the bottom, positioning a clamping block and the clamping grooves on the same horizontal line, when the clamping plates are pulled open, compressing a spring arranged in a chute on a lantern ring rotationally connected with the outer edge of the sleeve, loosening the clamping plates after aligning the clamping block and the clamping grooves, resetting the spring to clamp the clamping block in the clamping grooves, simultaneously mutually jointing two clamping plates, limiting and fixing the rotation direction of a connecting flange on the bolt, avoiding the problem that the hexagon flange rotates by itself when being sent to equipment such as a motor and the like, the firmness of connection between the bolt and the hexagonal flange is further improved.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a hex flange external member locknut, includes the bolt, the outer fringe screw thread of bolt cup joints hex flange, the splint of two mirror symmetry of the radial sliding connection of top surface of hex flange, the bottom surface sliding connection of splint has the go-between, the internal diameter swivelling joint sleeve pipe of go-between, the cover pipe box is in the outer fringe of bolt, the constant head tank that a plurality of equidistance annular distribute is seted up to the top surface of bolt, peg graft the locating piece in the constant head tank, the locating piece with sheathed tube inner wall fixed connection.

Preferably, the bottom surfaces of the two clamping plates are fixedly connected with clamping blocks, the top surface of the hexagonal flange is provided with a clamping groove, and the clamping blocks are inserted into the clamping grooves.

Preferably, the top surface of the connecting ring is provided with two radially symmetrical sliding grooves, springs are arranged in the sliding grooves, one ends of the springs are abutted to the sliding blocks, the sliding blocks are connected in the sliding grooves in a sliding mode, the sliding blocks are fixedly connected with the bottom surface of the clamping plate, the bottom surface of the clamping plate is provided with an arc-shaped groove, and the sliding blocks are fixedly connected in the arc-shaped groove.

Preferably, the sliding block is located at the cambered surface end of the clamping plate, and the clamping block is located at the straight end of the clamping plate.

Preferably, the positioning groove extends to a nut end face of the bolt.

Preferably, the clamping grooves are circumferentially distributed on the top surface of the hexagonal flange at equal intervals.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. after the bolt and the hexagonal flange are connected together, a positioning block on the sleeve is aligned to the bolt to serve as a positioning groove and is installed, meanwhile, the clamping groove on the clamping plate is aligned to the clamping groove on the top surface of the hexagonal flange by rotating the clamping plate, the two clamping plates are pulled outwards, then the sleeve is sleeved to the bottom, the clamping block and the clamping groove are located on the same horizontal line, when the clamping plates are pulled open, a spring arranged in the sliding groove on a sleeve ring in rotary connection with the outer edge of the sleeve is compressed, the clamping plate is loosened after the clamping block and the clamping groove are aligned, the spring resets, the clamping block is clamped in the clamping groove, meanwhile, the two clamping plates are mutually attached, the rotating direction of the connecting flange on the bolt is limited and fixed, the problem that the hexagonal flange rotates automatically due to vibration generated when the hexagonal flange reaches equipment such as a motor and the like is solved, and the connection firmness between the bolt and the hexagonal flange is further improved;

2. through the nut end that extends to the bolt with the constant head tank, the panel of the different thickness of bolt and hexagon flange of being convenient for is connected and is fixed, and then reduced the rotatory angle of splint with draw-in groove equidistance annular setting at the top surface of hexagon flange, and the fixture block on the splint is fixed a position to the convenience.

Drawings

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

FIG. 2 is a top view of the overall structure of the present invention;

fig. 3 is a sectional view of the internal structure of the sleeve of the present invention;

FIG. 4 is a bottom structure view of the clamp plate of the present invention;

fig. 5 is a top view of the whole structure of the connecting ring of the present invention;

fig. 6 is an enlarged view of a structure at a in fig. 3 according to the present invention;

wherein: 1. a bolt; 2. a hexagonal flange; 3. a splint; 4. a sleeve; 5. positioning a groove; 6. positioning blocks; 7. a card slot; 8. a clamping block; 9. a connecting ring; 10. an arc-shaped slot; 11. a slider; 12. a chute; 13. a spring.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1-6, the utility model provides a hexagonal flange external member locknut, which comprises a bolt 1, a hexagonal flange 2 is sleeved on the outer edge thread of the bolt 1, two clamping plates 3 with mirror symmetry are radially and slidably connected on the top surface of the hexagonal flange 2, clamping blocks 8 are fixedly connected on the bottom surfaces of the two clamping plates 3, a clamping groove 7 is arranged on the top surface of the hexagonal flange 2, the clamping blocks 8 are inserted in the clamping groove 7, a connecting ring 9 is slidably connected on the bottom surface of the clamping plates 3, two sliding grooves 12 with radial symmetry are arranged on the top surface of the connecting ring 9, a spring 13 is arranged in the sliding groove 12, one end of the spring 13 is abutted against a slider 11, the slider 11 is slidably connected in the sliding groove 12, the slider 11 is fixedly connected with the bottom surface of the clamping plates 3, an arc groove 10 is arranged on the bottom surface of the clamping plates 3, the slider 11 is fixedly connected in the arc groove 10, a sleeve 4 is rotatably connected with the inner diameter of the connecting ring 9, and the sleeve 4 is sleeved on the outer edge of the bolt 1, the top surface of the bolt 1 is provided with a plurality of positioning grooves 5 which are distributed in an annular shape at equal intervals, positioning blocks 6 are inserted into the positioning grooves 5, and the positioning blocks 6 are fixedly connected with the inner wall of the sleeve 4;

after the bolt 1 and the hexagonal flange 2 are connected together, a positioning block 6 on the sleeve 4 is aligned to the bolt 1 as a positioning groove 5 and is arranged, meanwhile, the clamping groove 7 on the clamping plate 3 is aligned to the clamping groove 7 on the top surface of the hexagonal flange 2 by rotating the clamping plate 3, the two clamping plates 3 are pulled outwards, then the sleeve 4 is sleeved to the bottom, so that the clamping block 8 and the clamping groove 7 are positioned on the same horizontal line, when the clamping plate 3 is pulled open, a spring 13 arranged in a sliding groove 12 on a sleeve ring rotationally connected with the outer edge of the sleeve 4 is compressed, when the clamping block 8 is aligned to the clamping groove 7, the clamping plate 3 is loosened, the spring 13 is reset, so that the clamping block 8 is clamped in the clamping groove 7, meanwhile, the two clamping plates 3 are mutually attached, the rotating direction of the connecting flange on the bolt 1 is limited and fixed, and the problem that the hexagonal flange 2 rotates by itself when being sent to equipment such as a motor and the like during operation is avoided, the firmness of connection between the bolt 1 and the hexagonal flange 2 is further improved.

The utility model also discloses that the clamping grooves 7 are circumferentially distributed on the top surface of the hexagonal flange 2 at equal intervals, the positioning groove 5 extends to the nut end surface of the bolt 1, the slide block 11 is positioned at the cambered surface end of the clamping plate 3, and the clamping block 8 is positioned at the straight end of the clamping plate 3;

through extending to bolt 1's nut end with constant head tank 5, the panel of the different thickness of bolt 1 and hexagonal flange 2 of being convenient for is connected and is fixed, and sets up draw-in groove 7 equidistance annular at hexagonal flange 2's top surface then has reduced the rotatory angle of splint 3, and the fixture block 8 on the convenient splint 3 is fixed a position.

The working principle is as follows: after the bolt 1 and the hexagonal flange 2 are connected together, a positioning block 6 on the sleeve 4 is aligned to the bolt 1 as a positioning groove 5 and is arranged, meanwhile, the clamping groove 7 on the clamping plate 3 is aligned to the clamping groove 7 on the top surface of the hexagonal flange 2 by rotating the clamping plate 3, the two clamping plates 3 are pulled outwards, then the sleeve 4 is sleeved to the bottom, so that the clamping block 8 and the clamping groove 7 are positioned on the same horizontal line, when the clamping plate 3 is pulled open, a spring 13 arranged in a sliding groove 12 on a sleeve ring rotationally connected with the outer edge of the sleeve 4 is compressed, when the clamping block 8 is aligned to the clamping groove 7, the clamping plate 3 is loosened, the spring 13 is reset, so that the clamping block 8 is clamped in the clamping groove 7, meanwhile, the two clamping plates 3 are mutually attached, the rotating direction of the connecting flange on the bolt 1 is limited and fixed, and the problem that the hexagonal flange 2 rotates by itself when being sent to equipment such as a motor and the like during operation is avoided, the firmness of connection between the bolt 1 and the hexagonal flange 2 is further improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hex flange external member locknut, includes bolt (1), hex flange (2) is cup jointed to the outer fringe screw thread of bolt (1), its characterized in that: the top surface of hexagonal flange (2) is radial sliding connection splint (3) of two mirror symmetry, the bottom surface sliding connection of splint (3) has go-between (9), internal diameter swivelling joint sleeve pipe (4) of go-between (9), sleeve pipe (4) cover is at the outer fringe of bolt (1), constant head tank (5) that a plurality of equidistance annular distributes are seted up to the top surface of bolt (1), plug locating piece (6) in constant head tank (5), locating piece (6) with the inner wall fixed connection of sleeve pipe (4).

2. The locknut of a hexagonal flange kit according to claim 1, wherein: the bottom surfaces of the two clamping plates (3) are fixedly connected with clamping blocks (8), the top surface of the hexagonal flange (2) is provided with a clamping groove (7), and the clamping blocks (8) are inserted in the clamping grooves (7).

3. The hexagonal flange kit locknut of claim 1, wherein: the top surface of the connecting ring (9) is provided with two radially symmetrical sliding grooves (12), springs (13) are arranged in the sliding grooves (12), one ends of the springs (13) are abutted to the sliding blocks (11), the sliding blocks (11) are connected in the sliding grooves (12) in a sliding mode, the sliding blocks (11) are fixedly connected with the bottom surface of the clamping plate (3), the bottom surface of the clamping plate (3) is provided with an arc-shaped groove (10), and the sliding blocks (11) are fixedly connected in the arc-shaped groove (10).

4. The hexagonal flange kit locknut of claim 3, wherein: the sliding block (11) is located at the arc surface end of the clamping plate (3), and the clamping block (8) is located at the straight end of the clamping plate (3).

5. The hexagonal flange kit locknut of claim 1, wherein: the positioning groove (5) extends to the end face of the nut of the bolt (1).

6. The hexagonal flange kit locknut of claim 2, wherein: the clamping grooves (7) are circumferentially distributed on the top surface of the hexagonal flange (2) at equal intervals.