CN210859462U

CN210859462U - Fixed connection structure

Info

Publication number: CN210859462U
Application number: CN201921310712.8U
Authority: CN
Inventors: 史瑞斌
Original assignee: Airmate Electrical Shenzhen Co Ltd
Current assignee: Airmate Electrical Shenzhen Co Ltd
Priority date: 2019-08-09
Filing date: 2019-08-09
Publication date: 2020-06-26
Anticipated expiration: 2029-08-09

Abstract

The utility model provides a fixed connection structure, include: a first connecting piece and a second connecting piece; one end of the groove bottom, close to the connection inlet, is in transitional connection with the inner wall surface of the first connecting piece through a first vertical surface; one end of the second connecting piece is a connecting guide part, clamping protrusions corresponding to the clamping grooves are arranged on the surface of the second connecting piece in the circumferential mode, and one ends of the clamping protrusions, far away from the connecting guide part, are in transitional connection with the surface of the second connecting piece through second vertical faces. By the technical scheme, the connection strength between the connecting pieces is enhanced, and the technical problem that other parts are required to be reinforced in the conventional fixed connection structure is solved.

Description

Fixed connection structure

Technical Field

The utility model relates to a technical field of machinery, concretely relates to fixed connection structure.

Background

The fixed connection structure is a way of connecting the connecting pieces with variable properties, and after the connecting pieces are fixedly connected by the fixed connection structure, in order to maintain stability, parts such as screws are required to be reinforced and fixed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a fixed connection structure to joint strength between the reinforcing connecting piece has solved current fixed connection structure and has still needed other spare parts to carry out the technical problem consolidated.

In order to achieve the above object, the utility model provides a fixed connection structure, include: a first connecting piece and a second connecting piece; one end of the groove bottom, close to the connection inlet, is in transitional connection with the inner wall surface of the first connecting piece through a first vertical surface; one end of the second connecting piece is a connecting guide part, clamping protrusions corresponding to the clamping grooves are arranged on the surface of the second connecting piece in the circumferential mode, and one ends of the clamping protrusions, far away from the connecting guide part, are in transitional connection with the surface of the second connecting piece through second vertical faces.

Furthermore, one end of the groove bottom of the clamping groove, which is far away from the connecting inlet, is in transitional connection with the inner wall surface of the first connecting piece through a first inclined surface; one end of the clamping protrusion, which is close to the connecting guide part, is in transition connection with the surface of the second connecting piece through a second inclined plane.

Furthermore, one end of the groove bottom of the clamping groove, which is far away from the connecting inlet, is in transition connection with the inner wall surface of the first connecting piece through a first curved surface; one end of the clamping protrusion, which is close to the connecting guide part, is in transition connection with the surface of the second connecting piece through a second curved surface.

Furthermore, the clamping protrusion further comprises a first side surface and a second side surface, the first side surface and the second side surface are oppositely arranged between the second vertical surface and the second inclined surface, and the second connecting piece surrounds the second vertical surface, the first side surface and the surface of the second side surface and is recessed to form a groove.

Furthermore, the convex block also comprises a first side surface and a second side surface, the first side surface and the second side surface are oppositely arranged between the second vertical surface and the second curved surface, and the second connecting piece surrounds the second vertical surface, the first side surface and the surface of the second side surface to form a groove in a concave mode.

Further, still be provided with the second card protruding on the second connecting piece, the protruding setting of second card is in the protruding one side of keeping away from of card connecting the guide part, the protruding height of the protruding arch of second card is less than the protruding height of card.

Compared with the prior art, the beneficial effects of the utility model reside in that: the draw-in groove tank bottom is close to the one end of connection entry and the internal face of first connecting piece through first perpendicular transitional coupling, the protruding one end of keeping away from the connection guide portion of card passes through second perpendicular transitional coupling with the surface of second connecting piece, when the one end of second connecting piece is to inserting in the first connecting piece, the protruding card is sunken in the draw-in groove, and second perpendicular and first perpendicular butt, when first connecting piece is drawn the second relatively and is connected, the butt power vertical action on second perpendicular of first perpendicular, thereby the joint strength of first connecting piece and second connecting piece has been increased, do not need other spare parts to consolidate it.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is an assembly schematic view of a fixed connection structure of the present invention;

fig. 2 is a cross-sectional view of a first connector of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at B;

fig. 4 is a cross-sectional view of a fixed connection structure of the present invention;

fig. 5 is a partially enlarged view of C in fig. 4.

Wherein the figures include the following reference numerals:

10. a first connecting member; 11. a connection inlet; 12. a card slot; 121. a first vertical surface; 122. a first inclined plane; 20. a second connecting member; 21. a connection guide part; 22. clamping convex; 221. a second vertical surface; 222. a second inclined plane; 23. a groove; 24. and a second snap projection.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Now, an exemplary embodiment according to the present application, embodiment one, will be described in detail with reference to fig. 1-4: a fixed connection structure includes a first connection member 10 and a second connection member 20; one port of the first connecting piece 10 is a connecting inlet 11, a clamping groove 12 is formed in the periphery of the inner wall surface of the first connecting piece 10, and one end, close to the connecting inlet 11, of the groove bottom of the clamping groove 12 is in transitional connection with the inner wall surface of the first connecting piece 10 through a first vertical surface 121; one end of the second connecting member 20 is a connecting guide 21, a locking protrusion 22 corresponding to the locking slot 12 is disposed on the surface of the second connecting member 20, and one end of the locking protrusion 22 away from the connecting guide 21 is in transition connection with the surface of the second connecting member 20 through a second vertical surface 221.

The utility model discloses in, the one end that slot 12 tank bottom is close to connection entry 11 and the internal face of first connecting piece 10 pass through first perpendicular 121 transitional coupling, the protruding 22 one end of keeping away from connection guide 21 of card passes through second perpendicular 221 transitional coupling with the surface of second connecting piece 20, when the one end of second connecting piece 20 is to inserting in first connecting piece 10, protruding 22 of card is stuck in slot 12, and second perpendicular 221 and first perpendicular 121 butt, when drawing the second connection when first connecting piece 10 relatively, the butt power vertical action of first perpendicular 121 on second perpendicular 221, thereby the joint strength of first connecting piece 10 and second connecting piece 20 has been increased, do not need other spare parts to consolidate it.

Referring to fig. 3 to 5, preferably, one end of the groove bottom of the clamping groove 12, which is far away from the connection inlet 11, is in transitional connection with the inner wall surface of the first connecting piece 10 through a first inclined surface 122; one end of the snap projection 22 near the connecting guide is in transition connection with the surface of the second connector 20 through a second inclined surface 222. When the first connecting piece 10 and the second connecting piece 20 are assembled, the second connecting piece 20 slides into the first connecting piece 10 from the connecting inlet 11 through the connecting guide portion 21, the clamping protrusion 22 gradually slides into the first connecting piece 10 through the second inclined surface 222 and then becomes trapped in the clamping groove 12, the second inclined surface 222 is attached to the first inclined surface 122, and the second inclined surface 222 ensures that the first connecting piece 10 and the second connecting piece 20 are smoothly connected.

Further, the snap projection 22 further comprises a first side surface and a second side surface, the first side surface and the second side surface are oppositely arranged between the second vertical surface 221 and the second inclined surface 222, and the second connecting member 20 is recessed around the surfaces of the second vertical surface 221, the first side surface and the second side surface to form a groove 23. Preferably, the second connector 20 is further provided with a second locking protrusion 24, the second locking protrusion 24 is disposed on a side of the locking protrusion 22 away from the connecting guide 21, and a protrusion height of the second locking protrusion 24 is lower than a protrusion height of the locking protrusion 22. After the clamping protrusion 22 is located in the clamping groove 12, the second clamping protrusion 24 abuts between the second connecting piece 20 and the first connecting piece 10, and the connection stability of the first connecting piece 10 and the second connecting piece 20 is further enhanced.

Example two: in this embodiment, one end of the groove bottom of the clamping groove 12, which is far away from the connection inlet 11, is in transition connection with the inner wall surface of the first connecting piece 10 through a first curved surface; one end of the clamping protrusion 22 close to the connecting guide part 21 is in transitional connection with the surface of the second connecting piece 20 through a second curved surface, when the first connecting piece 10 and the second connecting piece 20 are assembled, the second connecting piece 20 slides into the first connecting piece 10 from the connecting inlet 11 through the connecting guide part 21, the clamping protrusion 22 gradually slides into the first connecting piece 10 through the second curved surface and then falls into the clamping groove 12, the second curved surface is attached to the first curved surface, and the first connecting piece 10 is smoothly connected with the second connecting piece 20 through the second curved surface. Further, the snap projection 22 further comprises a first side surface and a second side surface, the first side surface and the second side surface are oppositely arranged between the second vertical surface 221 and the second curved surface, and the second connecting member 20 is recessed around the second vertical surface 221, the first side surface and the second side surface to form a groove 23. The rest of the structural components are the same as those in the first embodiment, and are not described again.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A fixed connection structure, comprising: a first connecting piece and a second connecting piece;

one end of the groove bottom, close to the connection inlet, is in transitional connection with the inner wall surface of the first connecting piece through a first vertical surface; one end of the second connecting piece is a connecting guide part, clamping protrusions corresponding to the clamping grooves are arranged on the surface of the second connecting piece in the circumferential mode, and one ends of the clamping protrusions, far away from the connecting guide part, are in transitional connection with the surface of the second connecting piece through second vertical faces.

2. The fixed connection structure of claim 1, wherein one end of the slot bottom, which is far away from the connection inlet, is in transitional connection with the inner wall surface of the first connecting piece through a first inclined surface; one end of the clamping protrusion, which is close to the connecting guide part, is in transition connection with the surface of the second connecting piece through a second inclined plane.

3. The fixed connection structure of claim 1, wherein one end of the slot bottom, which is far away from the connection inlet, is in transition connection with the inner wall surface of the first connecting piece through a first curved surface; one end of the clamping protrusion, which is close to the connecting guide part, is in transition connection with the surface of the second connecting piece through a second curved surface.

4. The fixed connection structure of claim 2, wherein the snap projection further comprises a first side surface and a second side surface, the first side surface and the second side surface are oppositely disposed between the second vertical surface and the second inclined surface, and the second connection member is recessed around the second vertical surface, the first side surface and the second side surface to form a groove.

5. The fixed connection structure of claim 3, wherein the snap projection further comprises a first side surface and a second side surface, the first side surface and the second side surface are oppositely arranged between the second vertical surface and the second curved surface, and the second connecting member is recessed around the second vertical surface, the first side surface and the second side surface to form a groove.

6. The fixed connection structure of any one of claims 1 to 5, wherein a second locking protrusion is further disposed on the second connection member, the second locking protrusion is disposed on a side of the locking protrusion away from the connection guide portion, and a protrusion height of the second locking protrusion is lower than a protrusion height of the locking protrusion.