CN218718095U

CN218718095U - Pull rivet nut

Info

Publication number: CN218718095U
Application number: CN202223004470.4U
Authority: CN
Inventors: 贺可军; 吴显峰; 李书义
Original assignee: Danyang Weiyou Electronic Technology Co ltd
Current assignee: Danyang Weiyou Electronic Technology Co ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-03-24
Anticipated expiration: 2032-11-11

Abstract

The utility model discloses a rivet nut, including nut shell, fixed connection block and drive block, spacing spout has been seted up to fixed connection block's surface, the inside of spacing spout is provided with the stopper, be connected with expanding spring between the side of stopper bottom and the inside side of spacing spout. The rivet nut is provided with a movable clamping plate, the movable clamping plate can adjust the position in the nut shell under the driving of the rotation of the threaded rod, so that the distance between the movable clamping plates can be adjusted, and the device can be connected and fixed with operating rods with different sizes; be provided with the fixed connection piece, the activity extension plate of fixed connection piece bottom surface can carry out the displacement along the sliding tray under the drive of drive wheel, and the position of activity extension plate can be fixed under the effect of stopper to make the nut shell can be connected fixedly with not unidimensional pore structure.

Description

Pull rivet nut

Technical Field

The utility model relates to a rivet nut technical field specifically is a rivet nut.

Background

The rivet nut is widely used for assembling electromechanical and light industrial products such as automobiles, aviation, instruments, furniture, decoration and the like, is developed for overcoming the defects that a welding nut of a metal sheet and a thin pipe is easy to melt, an internal thread is easy to tap, and the like, does not need to tap the internal thread, does not need to weld the nut, and has high riveting firmness efficiency and convenient use.

In the actual use condition, the pass structure size of the blind rivet nut that needs to use is different, simultaneously, the size that is used for being connected with the blind rivet nut and carries out the action bars that draw is different, and the size on current blind rivet nut top can't be adjusted to can't be connected with the pass structure of not unidimensional, so we have proposed a blind rivet nut, so that solve the problem that proposes in the aforesaid.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rivet nut to solve the size on the current rivet nut top that the above-mentioned background art provided and can't adjust, thereby can't carry out the problem of being connected with the pass structure of unidimensional not.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a rivet nut, includes nut shell, fixed connection block and drive block, spacing spout has been seted up to fixed connection block's surface, the inside of spacing spout is provided with the stopper, be connected with expanding spring between the side of stopper bottom and the inside side of spacing spout.

Preferably, the inside of nut shell has been seted up and has been drawn the groove, the inside of nut shell is provided with the action bars, the bottom of nut shell is provided with movable splint, and movable splint sets up the both sides at the action bars, be connected with the threaded rod between movable splint's surface and the nut shell, the inside of nut shell divide into deformation district and lower deformation district, draw the intermediate position of seting up in the nut shell in groove, go up deformation district and lower deformation district and regard as the line of demarcation with drawing the groove, the surface of action bars and movable splint's internal surface all are provided with the helicitic texture, and be threaded connection between action bars and the movable splint, movable splint symmetry sets up in the inside bottom of nut shell, and movable splint's shape is the arc, be threaded connection between threaded rod and the nut shell, and be connected for the bearing between threaded rod and the movable splint, movable splint remove the left and right structures through the inside constitution of threaded rod at the nut shell.

Preferably, the bottom surface on nut shell top is provided with fixed connection piece, the sliding tray has been seted up to fixed connection piece's bottom surface, the inside of sliding tray is provided with movable extension plate, the spread groove has been seted up to the intermediate position of activity extension plate, the inside of spread groove is provided with the drive wheel, the intermediate position of drive wheel is provided with the control lever, the end of control lever is provided with the drive block, and the drive block sets up the surface at fixed connection piece, fixed connection piece evenly distributed is in the bottom surface on nut shell top, and is fixed connection between the bottom surface on fixed connection piece and nut shell top, the bottom surface at fixed connection piece is seted up to the sliding tray, the shape, the size of activity extension plate are the same with shape, the size of sliding tray, and be sliding connection between activity extension plate and the sliding tray, the spread groove is seted up the intermediate position at movable extension plate, and is through connection between spread groove and the activity extension plate, the upside of spread groove internal surface is provided with the tooth profile of tooth structure, and is connected for the meshing between drive wheel and the activity extension plate, be fixed connection between control lever and the drive wheel, and be the end of control lever between the fixed connection.

Preferably, the shape and the size of the bottom of the limiting block are the same as those of the inside of the limiting sliding groove, the limiting block forms a left-right moving structure in the limiting sliding groove through a telescopic spring, tooth-shaped structures are arranged on the inner surface of the limiting block and the outer surface of the driving block, and the limiting block can be meshed with the driving block.

Compared with the prior art, the beneficial effects of the utility model are that: the rivet nut comprises:

(1) The nut shell is provided with a movable clamping plate, and the movable clamping plate can be driven by the rotation of the threaded rod to adjust the position in the nut shell, so that the distance between the movable clamping plates can be adjusted, and the nut shell can be connected and fixed with operating rods with different sizes;

(2) Be provided with the fixed connection piece, the activity extension plate of fixed connection piece bottom surface can carry out the displacement along the sliding tray under the drive of drive wheel, and the position of activity extension plate can be fixed under the effect of stopper to make the nut shell can be connected fixedly with not unidimensional pore structure.

Drawings

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

FIG. 2 is a schematic view of the main cut-away structure of the present invention;

fig. 3 is a schematic view of the bottom view structure of the present invention;

FIG. 4 is a schematic view of the structure at A in FIG. 2 according to the present invention;

fig. 5 is a schematic structural diagram of the point B in fig. 3 according to the present invention.

In the figure: 1. a nut housing; 2. drawing a slot; 3. an operating lever; 4. a movable splint; 5. a threaded rod; 6. an upper deformation zone; 7. a lower deformation zone; 8. fixing a connecting block; 9. a sliding groove; 10. a movable extension plate; 11. connecting grooves; 12. a drive wheel; 13. a control lever; 14. a drive block; 15. a limiting chute; 16. a limiting block; 17. a telescopic spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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. 1-5, the present invention provides a technical solution: the utility model provides a rivet nut, includes nut shell 1, fixed connection piece 8 and drive block 14, and spacing spout 15 has been seted up to fixed connection piece 8's surface, and the inside of spacing spout 15 is provided with stopper 16, is connected with expanding spring 17 between the side of stopper 16 bottom and the inside side of spacing spout 15.

Drawing groove 2 has been seted up to the inside of nut shell 1, the inside of nut shell 1 is provided with action bars 3, the bottom of nut shell 1 is provided with movable clamp plate 4, and movable clamp plate 4 sets up the both sides at action bars 3, be connected with threaded rod 5 between movable clamp plate 4's the surface and the nut shell 1, nut shell 1's inside is divided into deformation zone 6 and deformation zone 7 down, draw the intermediate position of seting up in nut shell 1 inside of groove 2, go up deformation zone 6 and deformation zone 7 down and regard as the line of demarcation with drawing groove 2, the surface of action bars 3 and movable clamp plate 4's internal surface all are provided with the helicitic texture, and be threaded connection between action bars 3 and the movable clamp plate 4, make action bars 3 can be connected together with movable clamp plate 4, movable clamp plate 4 symmetry sets up the bottom in nut shell 1 inside, and movable clamp plate 4's shape is the arc, be threaded connection between 5 and the nut shell 1, make threaded rod 5 can carry out the displacement when rotatory, and be connected for the bearing between movable clamp plate 4 and make movable clamp plate 4 can not take place the rotation when the displacement, movable clamp plate 4 passes through threaded rod 4 inside threaded rod 5, movable clamp plate constitutes the interval that the adjustment between the nut shell, movable clamp plate 4 moves about the inside.

The bottom surface on 1 top of nut shell is provided with fixed connection piece 8, sliding tray 9 has been seted up to the bottom surface of fixed connection piece 8, sliding tray 9's inside is provided with movable extension board 10, spread groove 11 has been seted up to the intermediate position of movable extension board 10, the inside of spread groove 11 is provided with drive wheel 12, the intermediate position of drive wheel 12 is provided with control lever 13, the end of control lever 13 is provided with drive block 14, and drive block 14 sets up the surface at fixed connection piece 8, fixed connection piece 8 evenly distributed is the bottom surface on 1 top of nut shell, and be fixed connection between the bottom surface on

fixed connection piece

8 and 1 top of nut shell, make the position of fixed connection piece 8 not change, sliding tray 9 sets up the bottom surface at fixed connection piece 8, the shape of movable extension board 10, size and the shape of sliding tray 9, the size is the same, and be sliding connection between movable extension board 10 and the sliding tray 9, make the displacement of movable extension board 10 not restricted, spread groove 11 and set up the intermediate position at movable extension board 10, and be through connection between 11 and movable extension board 10, and drive wheel 12 and drive wheel can be connected for the control lever 13 for the end of control of the control rod 13, make the rotary connection of drive wheel 13, it can be restricted to make the end of the control rod 13, the control rod for the fixed connection piece to be connected between the fixed connection piece, the control rod 13.

The shape and the size of the bottom of the limiting block 16 are the same as those of the inside of the limiting sliding groove 15, the limiting block 16 forms a left-right moving structure in the limiting sliding groove 15 through the telescopic spring 17, the limiting block 16 can move under the action of the telescopic spring 17, the inner surface of the limiting block 16 and the outer surface of the driving block 14 are both provided with tooth-shaped structures, the limiting block 16 can be meshed with the driving block 14, and the limiting block 16 can limit the rotation of the driving block 14.

The working principle is as follows: when the rivet nut is used, firstly, the parts required by the device are assembled, the position of the movable extension plate 10 is adjusted according to the size of the hole, the limiting block 16 is moved outwards, the limiting block 16 extrudes the telescopic spring 17, the limiting block 16 is separated from the driving block 14, the driving block 14 drives the control rod 13 to rotate, the control rod 13 rotates to drive the driving wheel 12 to rotate in the connecting groove 11, so that the movable extension plate 10 is displaced along the sliding groove 9, after the position of the movable extension plate 10 is adjusted, the driving block 14 stops rotating, the limiting block 16 is loosened, the limiting block 16 is reset to the outer surface of the driving block 14 along the limiting sliding groove 15 under the action of the telescopic spring 17, and the driving block 14 cannot rotate.

The interval between the movable clamp plate 4 is adjusted according to the diameter of the operating rod 3, the threaded rod 5 is rotated, the threaded rod 5 rotates to drive the movable clamp plate 4 to move, after the position of the movable clamp plate 4 is adjusted, the operating rod 3 is rotated and fixed together with the movable clamp plate 4, the operating rod 3 is pulled upwards, the nut shell 1 deforms at the position of the drawing groove 2, the position of the nut shell 1 is completely fixed, the inner surface of the lower deformation area 7 inside the nut shell 1 is provided with a threaded structure, connection between a subsequent bolt and the nut shell 1 is facilitated, the above is the working process of the device, and the content which is not described in detail in the specification belongs to the prior art which is known to professionals in the field.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a rivet nut, includes nut shell (1), fixed connection piece (8) and drive block (14), its characterized in that: spacing spout (15) have been seted up to the surface of fixed connection piece (8), the inside of spacing spout (15) is provided with stopper (16), be connected with expanding spring (17) between the side of stopper (16) bottom and the inside side of spacing spout (15).

2. A blind rivet nut according to claim 1, wherein: a drawing groove (2) is formed in the nut shell (1), an operating rod (3) is arranged in the nut shell (1), the bottom of the nut shell (1) is provided with a movable clamping plate (4), and the movable clamping plates (4) are arranged at two sides of the operating rod (3), a threaded rod (5) is connected between the outer surface of the movable clamping plate (4) and the nut shell (1), the interior of the nut shell (1) is divided into an upper deformation area (6) and a lower deformation area (7), the drawing groove (2) is arranged in the middle of the inner part of the nut shell (1), the upper deformation area (6) and the lower deformation area (7) take the drawing groove (2) as a boundary line, the outer surface of the operating rod (3) and the inner surface of the movable clamping plate (4) are both provided with a thread structure, the operating rod (3) is in threaded connection with the movable clamping plate (4), the movable clamping plates (4) are symmetrically arranged at the bottom end inside the nut shell (1), the movable clamping plate (4) is arc-shaped, the threaded rod (5) is in threaded connection with the nut shell (1), and the threaded rod (5) is connected with the movable clamping plate (4) through a bearing, the movable clamping plate (4) forms a left-right moving structure in the nut shell (1) through the threaded rod (5).

3. A blind rivet nut according to claim 1, wherein: the bottom surface on the top end of the nut shell (1) is provided with a fixed connecting block (8), the bottom surface of the fixed connecting block (8) is provided with a sliding groove (9), the inside of the sliding groove (9) is provided with a movable extension plate (10), the middle position of the movable extension plate (10) is provided with a connecting groove (11), the inside of the connecting groove (11) is provided with a driving wheel (12), the middle position of the driving wheel (12) is provided with a control rod (13), the tail end of the control rod (13) is provided with a driving block (14), the driving block (14) is arranged on the outer surface of the fixed connecting block (8), the fixed connecting block (8) is uniformly distributed on the bottom surface on the top end of the nut shell (1), the fixed connecting block (8) is fixedly connected with the bottom surface on the top end of the nut shell (1), the sliding groove (9) is arranged on the bottom surface of the fixed connecting block (8), the shape and the size of the movable extension plate (10) is the same as the shape and the size of the sliding groove (9), the movable extension plate (10) is connected with the upper side of the connecting groove (11) through structure, and the driving wheel (12) is meshed with the movable extension plate (10), the control rod (13) is fixedly connected with the driving wheel (12), the control rod (13) is rotatably connected with the fixed connecting block (8), and the driving block (14) is fixedly connected with the tail end of the control rod (13).

4. A blind rivet nut according to claim 1, wherein: the shape and the size of the bottom of the limiting block (16) are the same as those of the inside of the limiting sliding groove (15), the limiting block (16) forms a left-right moving structure in the limiting sliding groove (15) through a telescopic spring (17), the inner surface of the limiting block (16) and the outer surface of the driving block (14) are both provided with tooth-shaped structures, and the limiting block (16) can be meshed with the driving block (14) together.