CN213808401U

CN213808401U - Connecting piece

Info

Publication number: CN213808401U
Application number: CN202022792094.4U
Authority: CN
Inventors: 郑世杰
Original assignee: Machine Age Beijing Technology Co ltd
Current assignee: Machine Age Beijing Technology Co ltd; Robottime Beijing Technology Co Ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-07-27
Anticipated expiration: 2030-11-27

Abstract

The utility model discloses a connecting piece, which comprises a hole component, a nut and a screw which can be matched with the nut in a threaded way; the hole component is provided with a stepped hole with openings at two ends, the stepped hole comprises a first hole section and a second hole section, the first hole section is positioned at one end of the hole component, and the inner diameter of the first hole section is smaller than that of the second hole section; the screw is arranged in the stepped hole, a screw rod of the screw can extend out of or retract into the first hole section, and the head of the screw is limited in the second hole section by the step of the first hole section; the nut is fixed at the other end of the hole component; the connecting piece can realize the connection and fixation of a plurality of objects.

Description

Connecting piece

Technical Field

The utility model relates to a connecting piece.

Background

Connectors are common parts in mechanical structures and are used to connect and secure two parts or objects. Common connecting pieces comprise screws, bolts, rivets, pins and the like, the connecting pieces are independently used, the two connecting pieces cannot be connected with each other, and the expandability is poor.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model aims at providing a connecting piece, other connecting pieces can be connected respectively at the both ends of this connecting piece.

The utility model adopts the technical proposal that:

a connecting piece comprises a hole member, a nut and a screw which can be in threaded fit with the nut; the hole component is provided with a stepped hole with openings at two ends, the stepped hole comprises a first hole section and a second hole section, the first hole section is positioned at one end of the hole component, and the inner diameter of the first hole section is smaller than that of the second hole section; the screw is arranged in the stepped hole, a screw rod of the screw can extend out of or retract into the first hole section, and the head of the screw is limited in the second hole section by the step of the first hole section; the nut is fixed to the other end of the hole member.

Further, the nut is located in the stepped hole.

Further, the stepped hole further includes a third hole section located at the other end of the hole member, and the nut is fixed in the third hole section.

Further, the third bore section has an inner diameter greater than the inner diameter of the second bore section.

Further, the nut is a riveting nut or a hot-pressing nut.

Further, the hole member is a part, member or article provided with a stepped hole.

Further, the hole member is a pipe fitting, and the stepped hole is arranged along the length direction of the pipe fitting.

Further, the pipe fitting is a metal piece or a plastic piece.

Further, along pipe fitting circumference interval is equipped with a plurality of stoppers, and the length of this stopper is less than the length of pipe fitting, and the stopper setting forms the guide part at the both ends of pipe fitting at the middle part of pipe fitting.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a schematic structural diagram of a connector provided in embodiment 1 of the present application;

fig. 2 is a schematic view of the overall structure of the connector provided in embodiment 1 of the present application;

fig. 3 is a schematic structural view of a connection state of a connection member provided in embodiment 1 of the present application;

fig. 4 is a schematic view of a connection state structure of a connection member provided in embodiment 2 of the present application;

FIG. 5 is a schematic structural view of a connector provided in embodiment 3 of the present application;

fig. 6 is a schematic view of the overall structure of the connector provided in embodiment 3 of the present application;

fig. 7 is a schematic structural diagram of a connection state of a connection member according to embodiment 3 of the present application.

The pipe fitting comprises a pipe fitting 1, a nut 2, a screw 3, a stepped hole 4, a first hole section 41, a second hole section 42, a third hole section 43 and a limiting block 44.

Detailed Description

Here, it is to be noted that the functions, methods, and the like related to the present invention are only conventional adaptive applications of the related art. Therefore, the present invention is an improvement of the prior art, which substantially lies in the connection relationship between hardware, not in the functions and methods themselves, that is, the present invention relates to a few functions and methods, but does not include the improvements proposed in the functions and methods themselves. The present invention is described for better illustration of the function and method for better understanding of the present invention.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

Example 1

Referring to fig. 1 to 3, the present application relates to a connector, which includes a pipe 1, a nut 2, and a screw 3 capable of being in threaded fit with the nut 2; the pipe fitting 1 is provided with a stepped hole 4 with two open ends, the stepped hole 4 comprises a first hole section 41 and a second hole section 42, the first hole section 41 is positioned at one end of the pipe fitting 1, and the inner diameter of the first hole section 41 is smaller than that of the second hole section 42; the screw 3 is arranged in the stepped hole 4, a screw rod of the screw 3 can extend out of or retract into the first hole section 41, and the head of the screw 3 is limited in the second hole section 42 by the step of the first hole section 41; the nut 2 is fixed at the other end of the pipe fitting 1.

Specifically, the pipe 1 is a metal piece or a plastic piece. The stepped hole 4 is arranged along the length direction of the pipe fitting 1, the stepped hole 4 further comprises a third hole section 43, the third hole section 43 is positioned at the other end of the pipe fitting 1, and the inner diameter of the third hole section 43 is larger than that of the second hole section 42. The nut 2 is a riveting nut or a hot-pressed nut. The nut 2 is located in the stepped bore 4 and more specifically the nut 2 is located in the third bore section 43.

When the connecting piece is installed, the screw 3 is placed into the pipe fitting 1, the screw rod of the screw 3 can extend out of the first hole section 41 to protrude out of the end part of the pipe fitting 1 and is used for being matched with the nut 2 of another connecting piece, the head part of the screw 3 is positioned in the second hole section 42 due to the limiting effect of the ladder of the first hole section 41, and the screw 3 can rotate freely and move up and down when not matched with the nut 2 of another connecting piece, but is always positioned in the ladder hole 4 and cannot fall out; after the screw 3 is installed, the nut 2 is pressed into the third hole section 43 of the stepped hole 4; the connecting piece can realize the expansion connection of any number through the matching of the screw 3 of one connecting piece and the nut 2 of another connecting piece, and has good expandability.

During the use, can set up a through-hole on the object that needs connect, with this application connecting piece embedding through-hole in, can realize the connection of a plurality of objects fixedly.

Example 2

Referring to fig. 4, unlike embodiment 1, in this embodiment, there is no need to provide the pipe member 1, the stepped hole 4 is directly formed on the part, member or article to be connected, and the nut 2 and the screw 3 are installed as in embodiment 1.

Through directly set up shoulder hole 4 on the part, component or the article that need connect to install nut 2 and screw 3 in shoulder hole 4, need not additionally set up pipe fitting 1, utilize nut 2 and screw 3 of installing in shoulder hole 4 to realize the connection and the extension of part, component or article, the structure is simpler.

Example 3

Referring to fig. 5 to 7, different from embodiment 1, in this embodiment, the connecting member further includes a plurality of limiting blocks 44, the limiting blocks 44 are arranged at intervals along the circumferential direction of the pipe 1, and the plurality of limiting blocks 44 are distributed in a radial shape; the length of the limiting block 44 is smaller than that of the pipe fitting 1, the limiting block 44 is arranged in the middle of the pipe fitting 1, and guide parts are formed at two ends of the pipe fitting 1. The stopper 44 serves to limit the coupled objects.

The connecting piece of this embodiment is applicable to and connects casing or plate, and during the connection, set up respectively on casing or plate with the connecting hole of the guide looks complex of connecting piece, insert the guide at connecting piece both ends respectively in the connecting hole of two casings or plates, can realize the connection of two casings or plates, stopper 44 both plays limiting displacement and plays the supporting role again.

In this application, unless expressly stated or limited otherwise, the terms "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral combinations thereof; may be an electrical connection; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the specification of the present invention, a large number of specific details are explained. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, systems, and techniques have not been shown in detail in order not to obscure an understanding of this description.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, system, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, systems, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. A connector, characterized by comprising a hole member, a nut (2), and a screw (3) threadably engaged with the nut (2); the hole component is provided with a stepped hole (4) with two open ends, the stepped hole (4) comprises a first hole section (41) and a second hole section (42), the first hole section (41) is positioned at one end of the hole component, and the inner diameter of the first hole section (41) is smaller than that of the second hole section (42); the screw (3) is arranged in the stepped hole (4), a screw rod of the screw (3) can extend out or retract into the first hole section (41), and the head of the screw (3) is limited in the second hole section (42) by the step of the first hole section (41); the nut (2) is fixed at the other end of the hole member.

2. A connection piece according to claim 1, wherein the nut (2) is located in a stepped bore (4).

3. A connection piece according to claim 2, wherein the stepped bore (4) further comprises a third bore section (43), the third bore section (43) being located at the other end of the bore member, the nut (2) being secured in the third bore section (43).

4. A connection piece according to claim 3, wherein the third bore section (43) has an inner diameter which is larger than the inner diameter of the second bore section (42).

5. Connection according to claim 1, characterized in that the nut (2) is a rivet nut or a hot-pressed nut.

6. A connection piece according to any of claims 1-5, wherein said hole means is a part, means or article provided with a stepped hole (4).

7. The connection according to claim 6, wherein the bore member is a pipe (1) and the stepped bore (4) is provided along the length of the pipe (1).

8. The connection according to claim 7, wherein the pipe (1) is a metal or plastic piece.

9. The joint according to claim 7, wherein a plurality of stoppers (44) are provided at intervals along the circumferential direction of the pipe member (1), the length of the stoppers (44) is smaller than the length of the pipe member (1), the stoppers (44) are provided in the middle of the pipe member (1), and guides are formed at both ends of the pipe member (1).