CN212584100U

CN212584100U - Nut component

Info

Publication number: CN212584100U
Application number: CN202021820681.3U
Authority: CN
Inventors: 池昌坤
Original assignee: Meizhujia Xiamen Home Technology Co ltd
Current assignee: Meizhujia Xiamen Home Technology Co ltd
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-02-23
Anticipated expiration: 2030-08-27

Abstract

The utility model discloses a nut component, include: an outer clamp cap and a plurality of screw thread piece that has the internal thread, the screw thread piece can wear to overlap into outer clamp cap with reciprocating, the screw thread piece can radially open or tighten up, the utility model has the characteristics of easy to assemble, quick installation, application scope is wide, and overall structure is simple.

Description

Nut component

Technical Field

The utility model belongs to the technical field of even nut, especially, indicate a nut component.

Background

In people's real life, the visible spiro union structure everywhere, the spiro union structure includes that nut and lateral wall have the spiro union main part of external screw thread, when using, passes a plurality of part that needs the connection to fix together through the spiro union main part, then with on the spiro union main part of nut spiro union, the nut can restrict a plurality of part separation, when installing mounting nut in the spiro union main part, mounting nut need follow screw thread in the spiro union main part in proper order from up the spiral shell to required position down, causes the installation inconvenient, and if when spiro union main part screw thread screwing-in end had the unthreaded section that is greater than the external diameter of screw thread, the unable screw in of nut was used.

In view of this, the designer of the present invention has a deep idea of the above-mentioned deficiency and inconvenience, and actively studies and improves the present invention.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a simple structure and easy to assemble's nut component, application scope is wide, has auto-lock and locking function that takes off.

To achieve the above object, the solution of the present invention is:

a nut assembly comprising: the outer clamping cap and the thread blocks with internal threads are sleeved in the outer clamping cap in a vertically movable mode, and the thread blocks can be opened or tightened in the radial direction.

The upper end opening of the outer clamping cap is smaller than the lower end opening, and the lower end opening of the outer clamping cap is expanded outwards.

The outer wall of the thread block is inclined, and the outer wall of the thread block is attached to the inner wall of the outer clamping cap.

The inner wall of the outer clamping cap is concavely provided with a plurality of embedding parts, and the corners of the thread block are embedded into the embedding parts.

The number of the thread blocks is more than two, and the adjacent thread blocks are connected with the pin holes in a matched mode through pins.

The number of the thread blocks is more than two, and the adjacent thread blocks are elastically connected.

The outer clamping cap is characterized in that a plurality of hook grooves are concavely formed in the upper end of the inner wall of the outer clamping cap at intervals, a caulking groove is arranged below each hook groove, a plurality of convex edges are arranged on the outer side wall of each thread block at intervals, a hook is arranged above each convex edge, each convex edge is embedded into the corresponding caulking groove, and each hook is hooked and supported in the corresponding hook groove.

The thread block is in a plurality of edge shapes, a plurality of embedding parts are concavely arranged on the inner wall of the outer clamping cap at intervals, corners of the thread block are embedded into the embedding parts, and two opposite sides of the thread block are respectively provided with an elastic bending part.

The screw block is annular with an opening, a plurality of clamping parts are concavely arranged on the inner wall of the outer clamping cap at intervals, a plurality of convex parts are arranged on the outer side wall of the screw block at intervals, and the convex parts are embedded into the clamping parts.

The outer clamping cap is characterized in that a plurality of hook grooves are concavely formed in the upper end of the inner wall of the outer clamping cap at intervals, an embedding groove is formed below the hook grooves, the thread block is a semi-arc-shaped piece, a plurality of convex edges are arranged on the outer side wall of the semi-arc-shaped piece at intervals, a hook is arranged above the convex edges, the convex edges are embedded into the embedding groove, and the hook is hooked and supported in the hook grooves.

The upper end surface of the outer clamping cap extends inwards to form a flange, and the thread block is arranged below the flange.

After the technical scheme is adopted, the utility model discloses a structural design of outer clamp cap and thread piece, in the use the utility model discloses the time, can be earlier with the internal thread spiro union of thread piece on the external screw thread of the spiro union main part of required spiro union, then press from both sides the tight cap cover outward and go into the spiro union main part, along with wear to overlap in the outer clamp cap and go into the thread piece, because the thread piece can radially open and tighten up, outer clamp cap can clamping thread piece, makes thread piece tight fit spiro union external screw thread, realizes auto-lock and anti-loosening, makes the thread piece need not to follow the screw thread on the spiro union main part in proper order from bottom to top spiral shell and closes for realize easy to assemble, and overall structure is simple, the utility model discloses not only be applicable to ordinary spiro union main part, still be applicable to the thread spiral-in end have the spiro union main part that is.

Drawings

Fig. 1 is a perspective view of a first embodiment of the present invention.

Fig. 2 is a perspective view of a first embodiment of the present invention in a use state.

Fig. 3 is an exploded view of a first embodiment of the present invention in a use state.

Fig. 4 is a sectional view of a first usage state of the present invention.

Fig. 5 is an exploded view of the second embodiment of the present invention in use.

Fig. 6 is a sectional view of a second embodiment of the present invention in use.

Fig. 7 is an exploded view of a third embodiment of the present invention.

Fig. 8 is a cross-sectional view of a third embodiment of the present invention.

Fig. 9 is an exploded view of a fourth embodiment of the present invention.

Fig. 10 is a perspective view of a fourth embodiment of the present invention.

Fig. 11 is a cross-sectional view of a fourth embodiment of the present invention.

Fig. 12 is a partial perspective view of a fifth embodiment of the present invention.

Fig. 13 is an exploded view of a fifth embodiment of the present invention.

[ notation ] to show

Screw connection body 1

External thread 11 unthreaded section 12

Mounting nut assembly 2

External clamping cap 21 thread block 22

Hook groove 211 caulking groove 212 flange 213

Hook 223 of convex edge 222 of semi-arc 221

Elastic bending part 225 for embedded part 213 corner 224

Snap-in portion 214 opening 226 boss 227

Pin 228 pin hole 229.

Detailed Description

To achieve the above objects and advantages, the preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Referring to fig. 1 to 13, the present invention discloses a nut assembly, which includes an outer clamping cap 21 and a plurality of threaded blocks 22 having internal threads, wherein the threaded blocks 22 are vertically movably inserted into the outer clamping cap 21, and the threaded blocks can be radially expanded or contracted. Therefore, the utility model discloses a structural design of outer clamp cap 21 and screw thread piece 22, in using the utility model discloses the time, can be earlier with screw thread piece 22 on the internal thread spiro union of required spiro union main part 1's external screw thread 11, then embolia spiro union main part 1 with outer clamp cap 21, along with wear to overlap into screw thread piece 22 in the outer clamp cap 21, because screw thread piece 22 can radially open or tighten up, outer clamp cap 21 can clamping screw thread piece 22, makes screw thread piece 22 tight fit spiro union external screw thread 11, realizes auto-lock and locking takes off for screw thread piece 22 need not in proper order to follow the screw thread on the spiro union main part 1 and from bottom to top the spiro union is closed, thereby realizes easy to assemble and simple and easy quick installation, the utility model discloses not only be applicable to ordinary spiro union main part, still be applicable to the screw thread main part that the screw thread screwing-in end has the non-threaded section that.

Further, the upper end surface of the outer clamping cap 21 is inwardly provided with a flange 213, and the screw block 22 is arranged below the flange 213, so that the screw block 22 is limited by the arrangement of the flange 213.

Fig. 1 to 4 show the first embodiment of the present invention, fig. 5 to 6 show the second embodiment of the present invention and fig. 7 to 8 show the third embodiment of the present invention, which are different from each other: in the first embodiment, a plurality of hook grooves 211 are concavely formed at intervals in the upper end of the inner wall of the outer clamping cap 21, an insertion groove 212 is formed below the hook groove 211, the thread block 22 is formed by two semi-arc-shaped pieces 221, a plurality of convex edges 222 are formed at intervals on the outer side wall of the semi-arc-shaped piece 221, a hook 223 is arranged above the convex edge 222, the convex edge 222 is embedded into the insertion groove 212, and the hook 223 is hooked in the hook groove 211, so that when the outer clamping cap 21 is sleeved outside the thread block 22, the outer clamping cap 21 can hold the two semi-arc-shaped pieces 221 tightly, so that the two semi-arc-shaped pieces 221 are firmly screwed on the external thread 11, and the whole installation is convenient; in the second and third embodiments, the upper end opening of the outer clamping cap 21 is smaller than the lower end opening, the lower end opening of the outer clamping cap 21 is expanded outward, in order to enable the thread block 22 to be tightly attached to the outer clamping cap 21, the outer wall of the thread block 22 is inclined, the outer wall of the thread block 22 is attached to the inner wall of the outer clamping cap 21, so that the outer wall of the thread block 22 is in inclined surface contact with the inner wall of the outer clamping cap 21, and as the outer clamping cap 21 moves downward, the outer clamping cap 21 enables the thread block 22 to be screwed onto the external thread 11 more tightly, and the middle thread section 25 is tightened and locked, so that the locking is tightened and loosened; in the second embodiment, the thread block 22 is a polygon, and the inner wall of the outer clamping cap 21 is recessed with a plurality of embedded portions 213 at intervals, in the second embodiment, the number of the embedded portions 213 is four, and are uniformly spaced, the corner 224 of the screw block 22 is embedded into the embedding portion 213, two opposite sides of the screw block 22 are respectively provided with an elastic bending portion 225, thereby facilitating the overall movement of the screw block 22 so that, when the outer clamping cap 21 is fitted into the screw block 22, the screw block 22 is compressed, the elastic bent portion 225 is deformed to screw the screw blocks 22 to the external threads 11 more tightly, a closed loop is formed between the screw blocks 22, thus, in the present embodiment, the elastic bending portion 225 is used to achieve the elastic connection between the adjacent screw blocks 22, but not limited to this, when there are more than two screw blocks 22, the adjacent screw blocks 22 can be elastically connected in other ways; in the third embodiment, the thread block 22 is in a ring shape having the opening 226, the inner wall of the outer clamping cap 21 is provided with a plurality of clamping portions 214 at intervals, the outer side wall of the thread block 22 is provided with a plurality of protrusions 227 at intervals, and the protrusions 227 are embedded into the clamping portions 214, so that the outer clamping cap 21 is provided with a space for compressing the thread block 22 by using the opening 226, and the thread block 22 can be screwed on the external thread 11 more tightly.

Please refer to fig. 9 to 11, which shows a fourth embodiment of the present invention, which is different from the first embodiment of the present invention shown in fig. 1 to 4: in the fourth embodiment, the thread block 22 is only a semi-arc-shaped piece 221, the lower end of the thread connection body 1 is provided with a non-threaded section 12, the non-threaded section 12 is located below the external thread 11, when the semi-arc-shaped piece 221 is screwed on the external thread 11 of the thread connection body 1 in an opposite manner, the external clamping cap 21 is sleeved into the non-threaded section 12, then the thread block 22 is moved upwards to penetrate into the external clamping cap 21, and the thread block 22 is clamped by the external clamping cap 21, so that the installation is convenient, simple and rapid.

Please refer to fig. 12 to 13, which illustrate a fifth embodiment of the present invention and fig. 1 to 4, which illustrate a first embodiment of the present invention, the differences are: in the fifth embodiment, the two screw blocks 22 are connected together by the pin 228 and the pin hole 229, and a split ring is formed between the two screw blocks 22.

Further, the screw joint body 1 may be any one of a screw, a bolt, or a screw.

The technical content and technical features of the present invention have been disclosed as above, the number of the components of the present invention is not limited to the above, and those skilled in the art may make various replacements and modifications based on the disclosure of the present invention without departing from the spirit of the present invention. Therefore, the protection scope of the present invention should not be limited to the embodiments disclosed, but should include various alternatives and modifications without departing from the invention, and be covered by the claims.

Claims

1. A nut assembly, comprising: the outer clamping cap and the thread blocks with internal threads are sleeved in the outer clamping cap in a vertically movable mode, and the thread blocks can be opened or tightened in the radial direction.

2. A nut assembly as defined in claim 1, further comprising: the upper end opening of the outer clamping cap is smaller than the lower end opening, and the lower end opening of the outer clamping cap is expanded outwards.

3. A nut assembly as defined in claim 2, further comprising: the outer wall of the thread block is inclined, and the outer wall of the thread block is attached to the inner wall of the outer clamping cap.

4. A nut assembly as defined in claim 1, further comprising: the inner wall of the outer clamping cap is concavely provided with a plurality of embedding parts, and the corners of the thread block are embedded into the embedding parts.

5. A nut assembly as defined in claim 1, further comprising: the number of the thread blocks is more than two, and the adjacent thread blocks are connected with the pin holes in a matched mode through pins.

6. A nut assembly as defined in claim 1, further comprising: the number of the thread blocks is more than two, and the adjacent thread blocks are elastically connected.

7. A nut assembly as defined in any one of claims 1 to 6, further comprising: the outer clamping cap is characterized in that a plurality of hook grooves are concavely formed in the upper end of the inner wall of the outer clamping cap at intervals, a caulking groove is arranged below each hook groove, a plurality of convex edges are arranged on the outer side wall of each thread block at intervals, a hook is arranged above each convex edge, each convex edge is embedded into the corresponding caulking groove, and each hook is hooked and supported in the corresponding hook groove.

8. A nut assembly as defined in claim 1, further comprising: the thread block is a polygon, a plurality of embedding parts are concavely arranged on the inner wall of the outer clamping cap at intervals, corners of the thread block are embedded into the embedding parts, and two opposite sides of the thread block are respectively provided with an elastic bending part.

9. A nut assembly as defined in claim 1, further comprising: the screw block is annular with an opening, a plurality of clamping parts are concavely arranged on the inner wall of the outer clamping cap at intervals, a plurality of convex parts are arranged on the outer side wall of the screw block at intervals, and the convex parts are embedded into the clamping parts.

10. A nut assembly as defined in claim 1, further comprising: the upper end surface of the outer clamping cap extends inwards to form a flange, and the thread block is arranged below the flange.