CN210565658U

CN210565658U - Adjustable riveting nut

Info

Publication number: CN210565658U
Application number: CN201921531654.1U
Authority: CN
Inventors: 孙夏娜
Original assignee: Liuzhou Bona Automobile Technology Co ltd
Current assignee: Liuzhou Bona Automobile Technology Co ltd
Priority date: 2019-09-16
Filing date: 2019-09-16
Publication date: 2020-05-19
Anticipated expiration: 2029-09-16

Abstract

The utility model discloses an adjustable nodal pattern riveting nut, including cup jointing nut and stop nut, the inner wall of cup jointing the nut is opened there is left-handed screw, and cup joints the nut and be connected with left-handed screw rod through left-handed screw thread, the bottom outer wall welding of left-handed screw rod has the bolt head, and the bottom outer wall welding of cup jointing the nut has the joint flange, the one end outer wall joint that the cup joints the nut and is close to the joint flange has the adjusting collar, stop nut's bottom inner wall and the top outer wall that cup joints the nut all are equipped with dextrorotation thread groove. The utility model discloses a cup joint nut and stop nut's levogyration and dextrorotation structure can make when nut assembly clamping screw, and the interlock structure is inseparabler, guarantees that nut assembly when the mounting between fastening bolt head and joint flange, and auto-lock through the levogyration and dextrorotation makes it can not become flexible, and the adjusting collar can use the adjusting collar of different length according to fastening length or fastening thickness of difference, and then guarantees that fastening structure is adjustable, is suitable for different fastening article specifications.

Description

Adjustable riveting nut

Technical Field

The utility model relates to a fastener technical field especially relates to an adjustable nodal pattern riveting nut.

Background

The Nut is also called Nut (English: Nut) and is a fixing tool, the center of which is provided with a hole, and the inner side of the hole is provided with threads. Nuts are often used in conjunction with appropriately sized screws to secure the respective engagement portions. If the nut is loosened by vibration or other environmental factors, the relevant part can be further reinforced by using glue or pins. The nut is hexagonal in shape and square in shape.

When the existing nut is used, the bolt rods are long, connection between the nut and the screw rod is loose, meanwhile, the stroke path between the nut and the screw rod is long, and the nut and the screw rod cannot be adjusted according to the specification of a fastening object.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an adjustable riveting nut.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an adjustable nodal pattern riveting nut, is including cup jointing nut and stop nut, the inner wall of cup jointing the nut is opened there is left-handed screw, and cup joints the nut and has left-handed screw rod through left-handed threaded connection, the bottom outer wall welding of left-handed screw rod has the bolt head, and cup joints the bottom outer wall welding of nut and have the joint flange, the one end outer wall joint that the cup joints the nut and is close to the joint flange has the adjusting collar, stop nut's bottom inner wall and the top outer wall that cup joints the nut all are equipped with dextrorotation thread groove, and stop nut's top inner wall is opened there is left-handed stop thread, and stop nut forms the meshing joint cooperation through levo.

Preferably, spline grooves are annularly distributed on the outer wall of the bottom end of the sleeve nut at equal intervals, coordination convex strips are arranged on the inner wall of the adjusting sleeve, and clamping fit is formed between the coordination convex strips and the spline grooves.

Preferably, the bottom outer wall edge of adjusting collar is equipped with the raised grain, and the top outer wall equidistance annular distribution of joint flange has spacing thick stick, forms the joint cooperation between the inner wall of raised grain and the outer wall of spacing thick stick.

Preferably, the top outer wall of the clamping flange is annularly provided with inner convex points at equal intervals, the inner wall of the adjusting sleeve is provided with inner clamping grooves, and the inner convex points and the inner clamping grooves are in limit fit.

Preferably, the edge of the outer wall of the top of the bolt head is welded with a limiting lug, the outer wall of the clamping flange is provided with a limiting groove, and the limiting lug and the limiting groove are clamped and matched.

Preferably, all open friction groove between the relative one side inner wall of adjusting collar and stop nut, and the friction groove between adjusting collar and the stop nut forms friction joint cooperation each other.

The utility model has the advantages that:

1. the adjustable riveting nut has the advantages that through the two groups of thread structures and the left-handed and right-handed structures of the sleeve nut and the limiting nut, when the nut component fixes the screw rod, the meshing structure is tighter, and the nut component is prevented from loosening through left-handed and right-handed self-locking when a fixing piece between a bolt head and a clamping flange is fastened;

2. this adjustable nodal pattern riveting nut is equipped with the adjusting collar between cup joint nut and stop nut, can use the adjusting collar of different length according to different fastening length or fastening thickness, and then guarantee that fastening structure is adjustable, is suitable for different fastening article specifications.

Drawings

Fig. 1 is a schematic view of a half-section structure of an adjustable riveting nut according to the present invention;

fig. 2 is a schematic top view of the adjustable riveting nut of the present invention.

In the figure: the bolt comprises a bolt head 1, a limiting bump 2, a clamping flange 3, a limiting lever 4, an inner convex point 5, a spline groove 6, an adjusting sleeve 7, a sleeve nut 8, a right-handed thread groove 9, a limiting nut 10, a left-handed screw 11 and an inner clamping groove 12.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-2, an adjustable riveting nut comprises a socket nut 8 and a limit nut 10, wherein the inner wall of the socket nut 8 is provided with left-handed threads, the socket nut 8 is connected with a left-handed screw 11 through the left-handed threads, the outer wall of the bottom end of the left-handed screw 11 is welded with a bolt head 1, the outer wall of the bottom end of the socket nut 8 is welded with a clamping flange 3, the outer wall of one end of the socket nut 8 close to the clamping flange 3 is clamped with an adjusting sleeve 7, the inner wall of the bottom end of the limit nut 10 and the outer wall of the top end of the socket nut 8 are both provided with right-handed thread grooves 9, the inner wall of the top end of the limit nut 10 is provided with left-handed limit threads, the limit nut 10 is in meshing clamping fit with the left-handed screw 11 through the left-handed limit threads, spline grooves 6 are annularly distributed on the outer wall of the bottom, bottom outer wall edge of adjusting collar 7 is equipped with the raised grain, and the top outer wall equidistance annular distribution of joint flange 3 has spacing thick stick 4, form the joint cooperation between the inner wall of raised grain and the outer wall of spacing thick stick 4, the top outer wall equidistance annular distribution of joint flange 3 has interior bump 5, and the inner wall of adjusting collar 7 is opened there is interior draw-in groove 12, form spacing cooperation between interior bump 5 and the interior draw-in groove 12, 1 top outer wall edge welding of bolt head has spacing lug 2, and the outer wall of joint flange 3 is opened there is the spacing groove, form the joint cooperation between spacing lug 2 and the spacing groove, all open the friction groove between the relative one side inner wall of adjusting collar 7 and stop nut 10, and the friction groove between adjusting collar 7 and the stop nut 10 forms the friction joint cooperation each other.

The working principle is as follows: when the nut is used, the nut is in threaded connection with the left-handed screw rod 11 through the sleeve nut 8, the adjusting sleeve 7 is sleeved, the limiting nut 10 is connected to the outer wall of the top end of the sleeve nut 8 through the right-handed thread groove 9, the top end of the left-handed screw rod 11 and the top inner wall of the limiting nut 10 are in threaded connection, the limiting nut 10 and the adjusting sleeve 7 are extruded to be increasingly tight, the left-handed structure and the right-handed structure enable the nut assembly to be fixed on the screw rod, the meshing structure is more compact, the nut assembly is guaranteed to be fixed between the fastening bolt head 1 and the clamping flange 3, the nut assembly is enabled not to be loose through the left-handed and right-handed self-locking, the adjusting sleeve 7 of the sleeve nut 8 and the limiting nut 10 can be fixed according to different fastening lengths or fastening thicknesses, the adjusting sleeves of.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an adjustable nodal pattern riveting nut, is including cup jointing nut (8) and stop nut (10), its characterized in that, the inner wall of cup jointing nut (8) is opened there is left-handed screw, and cup jointing nut (8) has left-handed screw rod (11) through left-handed threaded connection, the bottom outer wall welding of left-handed screw rod (11) has bolt head (1), and the bottom outer wall welding of cup jointing nut (8) has joint flange (3), the one end outer wall joint that cup jointing nut (8) are close to joint flange (3) has adjusting collar (7), the bottom inner wall of stop nut (10) and the top outer wall of cup jointing nut (8) all are equipped with dextrorotation thread groove (9), and the top inner wall of stop nut (10) is opened there is left-handed stop thread, and stop nut (10) form the meshing joint cooperation through left-handed stop thread and left-handed screw rod (11).

2. The adjustable riveting nut according to claim 1, wherein spline grooves (6) are annularly distributed on the outer wall of the bottom end of the sleeve nut (8) at equal intervals, and coordination convex strips are arranged on the inner wall of the adjusting sleeve (7), and form a clamping fit with the spline grooves (6).

3. The adjustable riveting nut according to claim 1, wherein the bottom outer wall edge of the adjusting sleeve (7) is provided with raised grains, the top outer wall of the clamping flange (3) is annularly provided with limiting bars (4) at equal intervals, and the inner wall of the raised grains and the outer wall of the limiting bars (4) form clamping fit.

4. The adjustable riveting nut according to claim 1, wherein the outer wall of the top of the clamping flange (3) is annularly distributed with inner convex points (5) at equal intervals, the inner wall of the adjusting sleeve (7) is provided with inner clamping grooves (12), and the inner convex points (5) and the inner clamping grooves (12) form a limit fit.

5. The adjustable riveting nut according to claim 1, wherein the edge of the outer wall of the top of the bolt head (1) is welded with a limiting bump (2), the outer wall of the clamping flange (3) is provided with a limiting groove, and the limiting bump (2) and the limiting groove form a clamping fit.

6. The adjustable riveting nut according to claim 1, wherein friction grooves are formed between the inner walls of the opposite sides of the adjusting sleeve (7) and the limiting nut (10), and the friction grooves between the adjusting sleeve (7) and the limiting nut (10) are in friction clamping fit with each other.