CN218844803U

CN218844803U - Flange nut with anti-loosening structure

Info

Publication number: CN218844803U
Application number: CN202223219050.8U
Authority: CN
Inventors: 涂思建; 谭波
Original assignee: Wenzhou Xinyang Standard Parts Co ltd
Current assignee: Wenzhou Xinyang Standard Parts Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-04-11
Anticipated expiration: 2032-11-30

Abstract

The utility model discloses a flange nut with anti loosening structure, including the nut body, set up threaded hole on the nut body, the ring flange has on the nut body, its characterized in that: the nut body is improved level and is run through and has been seted up logical groove, it link up the setting with the screw hole to lead to the groove, lead to the inslot and be equipped with left locking subassembly and the right locking subassembly that the structural symmetry set up, left side locking subassembly sets up the L type piece on the nut body at the slider that leads to the inslot and activity from top to bottom including the activity, the beneficial effects of the utility model reside in that: through having set up slider and L type piece for drive L type piece after the downstream, can promote the slider and inwards press from both sides tightly, conveniently after nut and bolt installation, press from both sides tightly the screw rod in the threaded hole of nut, conveniently carry out locking setting, reset spring and adjusting spring's setting has also made things convenient for and has dismantled the screw parent body.

Description

Flange nut with anti-loosening structure

Technical Field

The utility model belongs to the technical field of the nut, especially, relate to a flange nut with anti loosening structure.

Background

Flange nuts, also called nuts with washers, spline nuts, hexagonal flange nuts, flange nuts and the like are mostly used for pipeline connection or workpieces needing to increase the contact surface of the nut.

The flange nut is fastened with the bolt after being installed, and in the use process, because the vibration condition can appear in the working process of part equipment, the flange nut is in the working environment of vibration, appears becoming flexible easily, causes the influence to the stability of equipment.

Disclosure of Invention

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a flange nut with anti loosening structure, including the nut body, set up threaded hole on the nut body, the flange dish has on the nut body, its characterized in that: the nut body is improved level and is run through and seted up logical groove, it has a perfect understanding the setting with the screw hole to lead to the groove, it is equipped with left locking subassembly and the right locking subassembly that the structural symmetry set up to lead to the inslot, left side locking subassembly sets up the L type piece on the nut body including the activity slider that the activity set up logical inslot and activity from top to bottom, the lower extreme of L type piece is the circular arc setting, the one end that the slider is close to L type piece is the circular arc setting, the slider slides through the slip subassembly and sets up on the nut body, be connected through first elastic component between slider and the nut body, nut body upper end is equipped with the drive assembly that is used for driving L type piece and carries out the motion, be equipped with second elastic component between L type piece and the nut body.

As a further improvement of the utility model: the sliding assembly comprises a sliding strip fixedly connected with the nut body, a sliding groove matched with the sliding strip is formed in the sliding block, a fixing plate is fixedly connected to the left end of the sliding strip, a fixing groove matched with the contour of the fixing plate is formed in the sliding block, the fixing groove is communicated with the sliding groove, and the sliding block is arranged in the through groove in a sliding mode through the matching of the fixing groove, the fixing plate, the sliding groove and the sliding strip.

As a further improvement of the utility model: the first elastic assembly comprises a return spring, the return spring is located in the fixing groove, one end of the return spring is fixedly connected with the right end of the fixing plate, and the other end of the return spring is fixedly connected with the sliding block.

As a further improvement of the utility model: the drive assembly comprises a drive nut, a threaded column is fixedly arranged at the upper end of the nut body, a through hole is formed in the transverse plate of the L-shaped block, the L-shaped block is sleeved on the threaded column through a through hole movable sleeve, the drive nut is spirally arranged on the threaded column, and the lower end of the drive nut is abutted against the upper end of the transverse plate of the L-shaped block.

As a further improvement of the utility model: the second elastic assembly comprises an adjusting spring sleeved on the threaded column, one end of the adjusting spring is fixedly connected with the lower end of the L-shaped block transverse plate, and the other end of the adjusting spring is fixedly connected with the nut body.

As a further improvement of the utility model: the diaphragm lateral wall of L type piece is contradicted with the lateral wall of nut body.

As a further improvement of the utility model: the lower end of the flange plate of the nut body is provided with a ratchet.

The beneficial effects of the utility model reside in that: through having set up slider and L type piece for drive L type piece after the downstream, can promote the slider and inwards press from both sides tightly, conveniently after nut and bolt installation, press from both sides tightly the screw rod in the threaded hole of nut, conveniently carry out locking setting, reset spring and adjusting spring's setting has also made things convenient for and has dismantled the screw parent body.

Drawings

FIG. 1 is a structural diagram of the present invention;

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

FIG. 3 isbase:Sub>A schematic cross-sectional view of A-A of FIG. 2;

FIG. 4 is an enlarged schematic view of B of FIG. 3;

FIG. 5 is a configuration view of a nut body;

FIG. 6 is a left side construction view of the slider;

FIG. 7 is a right side construction view of a slider;

FIG. 8 is a schematic view of the ratchet teeth disposed on the nut body;

description of the reference numerals: 1. the nut comprises a nut body, a through groove 2, a sliding block 3, a 4.L-shaped block, a sliding strip 5, a sliding groove 6, a fixing plate 7, a fixing groove 8, a return spring 9, a driving nut 10, a threaded column 11, an adjusting spring 12 and a ratchet 13.

Detailed Description

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

Referring to the attached drawings 1-8, the flange nut with the anti-loosening structure of this example, including nut body 1, threaded hole has been seted up on nut body 1, the ring flange has on the nut body 1, nut body 1 is improved level and has been run through and has been seted up logical groove 2, it has a perfect understanding the setting with the screw hole to lead to groove 2, it is equipped with left locking subassembly and the right locking subassembly that the structure symmetry set up to lead to inslot 2, left side locking subassembly sets up L type piece 4 on nut body 1 including the activity slider 3 and the activity from top to bottom that lead to inslot 2, the lower extreme of L type piece 4 is the circular arc setting, slider 3 is close to the one end of L type piece 4 and is the circular arc setting, slider 3 slides through the slip subassembly and sets up on nut body 1, be connected through first elastic component between slider 3 and the

nut body

1, 1 upper end of nut body is equipped with the drive assembly that is used for driving L type piece 4 to move, be equipped with the second elastic component between L type piece 4 and the nut body 1, the utility model discloses a job is: firstly screwing the nut body 1 into one end of the bolt extending out of the mounting surface, screwing the nut body 1 until the ratchets 13 of the nut body 1 are abutted against the mounting surface, and explaining that fastening is finished, at the moment, the screw rod of the bolt is positioned in the threaded hole of the nut body 1, then when anti-loosening setting is required, firstly screwing the driving nut 10, because the upper end of the nut body 1 is fixedly provided with the threaded column 11, the L-shaped block 4 is movably sleeved on the threaded column 11 through the through hole, the driving nut 10 is spirally arranged on the threaded column 11, the lower end of the driving nut 10 is abutted against the L-shaped block 4, the threaded column 11 is sleeved with the adjusting spring 12, the lower end of the L-shaped block 4 is fixedly connected with the nut body 1 through the adjusting spring 12, after the driving nut 10 is screwed, the driving nut 10 is driven downwards through the thread, the L-shaped block 4 is driven to move downwards through the abutment, and because the through groove 2 is internally provided with the slide strip 5 and the fixing plate 7, the slide block 3 is provided with a fixed groove 8 and a chute 6, and a reset spring 9 is fixedly connected between the fixed plate 7 and the slide block 3, so that the slide block 3 can be arranged in the through groove in a sliding manner through the matching of the fixed groove and the fixed plate as well as the chute and the slide bar, because the lower end of the L-shaped block 4 is arranged in an arc manner, one end of the slide block 3 close to the L-shaped block 4 is arranged in an arc manner, after the L-shaped block 4 moves downwards, the arc surface of the L-shaped block 4 can be contacted with the arc surface of the slide block 3, the slide block 3 can be pressed into a threaded hole through arc transition when the L-shaped block 4 continues to move downwards, because a screw rod of a bolt is positioned in a threaded hole of the nut body 1 when the fastening of the nut body 1 and the bolt is completed, the slide block 3 can clamp the screw rod, the drive nut 10 is tightened at the moment, the anti-loosening arrangement can be completed, when the flange nut needs to be taken out, the drive nut 10 is loosened, when the driving nut 10 is screwed to drive the L-shaped block 4 to move downwards, the adjusting spring 12 between the L-shaped block 4 and the nut body 1 is compressed, after the driving nut 10 is loosened, the L-shaped block 4 can reset upwards through resilience of the adjusting spring 12, after the L-shaped block 4 moves upwards, the sliding block 3 loses conflict limitation, when the sliding block 3 moves towards the threaded hole, the reset spring 9 between the fixing plate 7 and the sliding block 3 can be compressed, after the sliding block 3 loses conflict limitation, the sliding block 3 can reset through resilience of the reset spring 9, clamping limitation on a screw rod is removed, at the moment, the nut body 1 can be taken out, through the arrangement of the sliding block 3 and the L-shaped block 4, after the L-shaped block 4 is driven to move downwards, the sliding block 3 can be pushed to clamp inwards, the screw rod in the threaded hole of the nut can be clamped conveniently after the nut and the bolt are installed, anti-loosening setting is convenient, the reset spring 9 and the adjusting spring 12 are arranged, and the nut body 1 can be disassembled conveniently.

The utility model discloses a further set up to: the sliding assembly comprises a sliding strip 5 fixedly connected with the nut body 1, a sliding groove 6 matched with the sliding strip 5 is formed in the sliding block 3, a fixing plate 7 is fixedly connected to the left end of the sliding strip 5, a fixing groove 8 matched with the outline of the fixing plate 7 is formed in the sliding block 3, the fixing groove 8 is communicated with the sliding groove 6, the sliding block 3 is arranged in the through groove 2 in a sliding mode through the matching of the fixing groove 8 and the fixing plate 7 and the sliding groove 6 and the sliding strip 5, the sliding strip 5 and the fixing plate 7 are arranged on the nut body 1, the sliding groove 6 and the fixing groove 8 are formed in the sliding block 3, the sliding block 3 can slide through the matching of the fixing groove and the fixing plate and the sliding groove and the sliding strip, the sliding track of the sliding block 3 is stable, and the sliding block 3 is convenient to move.

The utility model discloses a further set up to: first elastic component includes reset spring 9, reset spring 9 is located fixed slot 8, reset spring 9's one end and fixed plate 7's right-hand member fixed connection, reset spring 9's the other end and 3 fixed connection of slider, through having set up reset spring 9, through reset spring 9 fixed connection between fixed plate 7 and the slider 3, play the effect that prevents to break away from between slider 3 and the nut body 1, reset spring 9's setting is also convenient 4 upwards removal backs at L type piece, and slider 3 can reset through reset spring 9's resilience force.

The utility model discloses a further set up to: the drive assembly includes drive nut 10, the fixed screw thread post 11 that is provided with in upper end of nut body 1, the through-hole has been seted up on the diaphragm of L type piece 4, L type piece 4 is established on screw thread post 11 through-hole movable sleeve, drive nut 10 spiral setting is on screw thread post 11, the lower extreme of drive nut 10 is contradicted with the diaphragm upper end of L type piece 4, through having set up drive nut 10 for after screwing drive nut 10, drive nut 10 just can promote L type piece 4 downstream through the conflict with L type piece 4, conveniently drives L type piece 4 downstream, conveniently carries out locking setting.

The utility model discloses a further set up to: second elastic component establishes adjusting spring 12 on threaded post 11 including the cover, adjusting spring 12's one end and the lower extreme fixed connection of the 4 diaphragms of L type piece, adjusting spring 12's the other end and nut body 1 fixed connection, establish adjusting spring 12 on threaded post 11 through having set up the cover, through adjusting spring 12 fixed connection between L type piece 4 and the nut body 1, conveniently after L type piece 4 downstream, when needs reset, loosen drive nut 10, can let L type piece 4 upwards reset through adjusting spring 12's resilience force.

The utility model discloses a further set up to: the diaphragm lateral wall of L type piece 4 is contradicted with the lateral wall of nut body 1, through the conflict of the diaphragm lateral wall of L type piece and 1 lateral wall of nut body, takes place to rotate on threaded column 11 when preventing L type piece 4 downstream for it is more stable during L type piece 4 downstream.

The utility model discloses a further set up to: the ratchet 13 is arranged at the lower end of the flange plate of the nut body 1, and the ratchet 13 is arranged, so that after the nut body 1 is screwed down, the ratchet 13 can be abutted against an installation surface, and the anti-loosening performance of the fastened nut body 1 is better.

The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and any decoration, modification or equivalent replacement made by those skilled in the art according to the above description is within the protection scope of the present invention.

Claims

1. The utility model provides a flange nut with anti loosening structure, including nut body (1), set up threaded hole on nut body (1), the ring flange has its characterized in that on nut body (1): the nut body (1) is improved level and is run through and seted up logical groove (2), it link up the setting with the screw hole to lead to groove (2), it sets up the locking subassembly in a left side and the locking subassembly in the right side of structure symmetry setting to lead to the inslot (2), the locking subassembly in a left side sets up slider (3) and the L type piece (4) of activity setting on nut body (1) from top to bottom including the activity, the lower extreme of L type piece (4) is the circular arc setting, the one end that slider (3) are close to L type piece (4) is the circular arc setting, slider (3) slide through the slip subassembly and set up on nut body (1), be connected through first elastic component between slider (3) and nut body (1), nut body (1) upper end is equipped with the drive assembly who is used for driving L type piece (4) to carry out the motion, be equipped with the second elastic component between L type piece (4) and nut body (1).

2. The flange nut with the anti-loose structure as claimed in claim 1, wherein: the sliding assembly comprises a sliding strip (5) fixedly connected with a nut body (1), the sliding strip (3) is provided with a sliding groove (6) matched with the sliding strip (5), the left end of the sliding strip (5) is fixedly connected with a fixing plate (7), the sliding block (3) is provided with a fixing groove (8) matched with the profile of the fixing plate (7), the fixing groove (8) is communicated with the sliding groove (6), and the sliding block (3) is arranged in the through groove (2) in a sliding mode through the matching of the fixing groove (8), the fixing plate (7), the sliding groove (6) and the sliding strip (5).

3. The flange nut with the anti-loosening structure as claimed in claim 2, wherein: the first elastic assembly comprises a return spring (9), the return spring (9) is located in a fixing groove (8), one end of the return spring (9) is fixedly connected with the right end of the fixing plate (7), and the other end of the return spring (9) is fixedly connected with the sliding block (3).

4. A flange nut with a looseness-preventing structure according to claim 3, wherein: the drive assembly comprises a drive nut (10), a threaded column (11) is fixedly arranged at the upper end of the nut body (1), a through hole is formed in the transverse plate of the L-shaped block (4), the L-shaped block (4) is sleeved on the threaded column (11) through the through hole, the drive nut (10) is spirally arranged on the threaded column (11), and the lower end of the drive nut (10) is abutted to the upper end of the transverse plate of the L-shaped block (4).

5. The flange nut with the anti-loosening structure as claimed in claim 4, wherein: the second elastic component comprises an adjusting spring (12) sleeved on the threaded column (11), one end of the adjusting spring (12) is fixedly connected with the lower end of the transverse plate of the L-shaped block (4), and the other end of the adjusting spring (12) is fixedly connected with the nut body (1).

6. The flange nut with the anti-loosening structure as claimed in claim 5, wherein: and the transverse plate side wall of the L-shaped block (4) is abutted against the outer side wall of the nut body (1).

7. The flange nut with the anti-loosening structure as claimed in claim 6, wherein: the lower end of the flange plate of the nut body (1) is provided with a ratchet (13).