CN210607777U

CN210607777U - Connector with a locking member

Info

Publication number: CN210607777U
Application number: CN201921792151.XU
Authority: CN
Inventors: 罗一鸣
Original assignee: Shenzhen Zhongzhengtian Technology Co ltd
Current assignee: Shenzhen Zhongzhengtian Technology Co ltd
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-05-22
Anticipated expiration: 2029-10-23

Abstract

The utility model discloses a connector, which comprises a needle tube, a needle head and a spring, wherein a first cavity is formed in the needle tube, and a first opening is formed in the first cavity; a second cavity is formed in the needle head, a second opening is formed in the second cavity, the second opening faces the first opening, and a groove is formed in one side, facing the second opening, of the needle head; the opening of the groove faces the second opening, and the first cavity and the second cavity are connected to form an accommodating groove; the spring sets up in the holding tank, and the bottom surface of recess is supported to the one end of spring. Among the above-mentioned technical scheme, set up a recess on the syringe needle for when the connector was compressed, the spring can stretch into in the recess, does not occupy the space of needle tubing, and what the connector can be done like this is littleer, and occupation space is few. The connector has the advantages of small volume and small occupied space.

Description

Connector with a locking member

Technical Field

The utility model relates to a connector field especially relates to a connector.

Background

Connectors are widely used in the field of electronic devices for connecting various electrical signals and making stable contact by making a head portion into elastic contact, such as a battery of a mobile phone. However, in some electronic devices with narrow space positions, the connector in the prior art is long in length and large in occupied space, and cannot meet the production requirements of small products.

In view of the above, there is a need for a new connector that solves or at least alleviates the above-mentioned drawbacks.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a connector, aim at solving among the prior art connector length long, occupation space is big, can not satisfy the technical problem of the production requirement of little product.

To achieve the above object, the present invention provides a connector, which includes:

the needle tube is internally provided with a first cavity, and the first cavity is provided with a first opening;

the needle head is internally provided with a second cavity, the second cavity is provided with a second opening, the second opening faces the first opening, and one side of the needle head facing the second opening is provided with a groove; the opening of the groove faces the second opening, and the first cavity and the second cavity are connected to form an accommodating groove;

the spring, the spring set up in the holding tank, when the connector pressurized, the one end of spring supports and leans on the bottom surface of recess.

Preferably, the first cavity comprises a first bottom surface and a side wall formed around the first bottom surface in a circle, the groove comprises a second bottom surface and a side wall formed around the second bottom surface in a circle, the side wall is connected with the second cavity, one end of the spring abuts against the second bottom surface, and the other end of the spring abuts against the first bottom surface.

Preferably, the needle tube and the needle head are in riveted connection.

Preferably, an inner arc angle is arranged at the first opening of the side wall, and a round angle is arranged at the second opening.

Preferably, the recess is a hemispherical recess.

Preferably, the first cavity and the second cavity are both cylindrical cavities.

Preferably, an end of the needle tube away from the first opening is provided with a circular ring retainer ring.

Preferably, the needle tube further comprises a pressure lever connected with the circular ring retainer ring, and the pressure lever is arranged on one side of the circular ring retainer ring, which is far away from the first cavity.

Preferably, the needle tube is a copper needle tube, and the needle head is a copper needle head.

Preferably, the spring is a stainless steel spring.

In the scheme of the application, the connector comprises a needle tube, a needle head and a spring, a first cavity is formed in the needle tube, and a first opening is formed in the first cavity; a second cavity is formed in the needle head, a second opening is formed in the second cavity, the second opening faces the first opening, and a groove is formed in one side, facing the second opening, of the needle head; the opening of the groove faces the second opening, and the first cavity and the second cavity are connected to form an accommodating groove; the spring sets up in the holding tank, when the connector pressurized, the bottom surface of recess is supported to the one end of spring. Among the above-mentioned technical scheme, set up a recess on the syringe needle for when the connector was compressed, the spring can stretch into in the recess, does not occupy the space of needle tubing, and what the connector can be done like this is littleer, and occupation space is few. The utility model has the advantages of small volume and small occupied space.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic perspective assembly view of a connector according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional view of a connector according to an embodiment of the present invention;

FIG. 3 is a schematic view of a needle cannula according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a needle tip according to an embodiment of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				1	Needle tube	11	First opening
12	The first cavity	13	Inner arc angle
				14	Circular ring retainer ring	15	Pressure lever
2	Needle head	21	Second opening
				22	Groove	23	Second cavity
24	Round corner	3	Spring
				121	First bottom surface	221	Bottom surface

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

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 efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. 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 addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

Referring to fig. 1 to 4, in order to achieve the above object, the present invention provides a connector, including:

the needle tube 1, wherein a first cavity 12 is formed in the needle tube 1, and a first opening 11 is formed in the first cavity 12;

a needle 2, wherein a second cavity 23 is formed in the needle 2, a second opening 21 is formed in the second cavity 23, the second opening 21 faces the first opening 11, and a groove 22 is formed on one side of the needle 2 facing the second opening 21; the opening of the groove 22 faces the second opening 21, and the first cavity 12 is connected with the second cavity 23 to form a receiving groove;

spring 3, spring 3 sets up in the holding tank, and when the connector compressed, spring 3's one end leaned on the bottom surface 221 of recess 22.

In the above embodiment, the recess 22 is formed on the needle 2, so that when the connector is compressed, the spring 3 can extend into the recess 22, and does not occupy the space of the needle tube 1, so that the connector can be made smaller and occupies less space. The embodiment has the advantages of small volume and small occupied space.

As a specific implementation manner of the above embodiment, the first cavity 12 includes a first bottom surface 121 and a side wall formed around the first bottom surface 121, the groove 22 includes a second bottom surface and a side wall formed around the second bottom surface, the side wall is connected to the second cavity 23, one end of the spring 3 abuts against the second bottom surface, and the other end of the spring 3 abuts against the first bottom surface 121. Specifically, the inside diameter of the sidewall is larger than the outside diameter of the side wall, when the connector is compressed, a portion of the side wall enters the first cavity 12, and the spring 3 extends into the first groove 22, so that the spring 3 does not occupy the space of the needle tube 1, and the size of the connector is reduced.

In addition, the needle tube 1 is connected with the needle head 2 in a riveting manner, an inner arc corner 13 is arranged at the first opening 11 of the side wall, and a round corner 24 is arranged at the second opening 21 of the side wall, so that the side wall can smoothly enter the first cavity 12 through arc transition.

In addition, the groove 22 is a hemispherical groove 22, and of course, the form of the groove 22 may be various, and may also be a spherical end circular arc surface.

Further, the first cavity 12 and the second cavity 23 are both cylindrical cavities, and the side walls are both cylindrical side surfaces, and compared with a square shape or other shapes, the cylindrical side surfaces can be designed to realize 360-degree direction-indistinguishable connection.

Further, an annular retainer 14 is arranged at one end of the needle tube 1 away from the first opening 11, and the annular retainer 14 is arranged to facilitate installation of the connector.

Furthermore, the needle tube 1 further comprises a pressing rod 15 connected with the circular ring retainer 14, the pressing rod 15 is arranged on one side of the circular ring retainer, which is far away from the first cavity 12, and when the connector needs to be compressed, the pressing rod 15 on the connector is pressed.

In addition, the needle tube 1 is a copper needle tube, the needle 2 is a copper needle, and the spring 3 is a stainless steel spring. The copper material has good conductivity and low cost. Of course, the needle tube 1 and the needle head 2 may be made of other conductive materials such as silver and gold. The spring 3 is made of stainless steel, specifically 304 stainless steel or 201 stainless steel, so as to ensure good elasticity.

The above is only the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all of which are in the utility model discloses a conceive, utilize the equivalent structure transform that the content of the specification and the attached drawings did, or directly/indirectly use all to include in other relevant technical fields the patent protection scope of the present invention.

Claims

1. A connector, characterized in that the connector comprises:

2. The connector of claim 1, wherein the first cavity includes a first bottom surface and a side wall formed around a perimeter of the first bottom surface, the groove includes a second bottom surface and a side wall formed around a perimeter of the second bottom surface, the side wall is connected to the second cavity, one end of the spring abuts against the second bottom surface, and the other end of the spring abuts against the first bottom surface.

3. The connector of claim 2, wherein the needle tube is riveted to the needle.

4. The connector of claim 3, wherein the first opening of the sidewall is provided with an inner radiused corner and the second opening is provided with a radiused corner.

5. The connector of claim 1, wherein the recess is a hemispherical recess.

6. The connector of claim 1, wherein the first cavity and the second cavity are both cylindrical cavities.

7. A connector according to claim 1, wherein the end of the needle cannula remote from the first opening is provided with an annular collar.

8. The connector of claim 7, wherein the needle tube further comprises a compression bar connected to the annular collar, the compression bar being disposed on a side of the annular collar facing away from the first cavity.

9. The connector of claim 1, wherein the needle tube is a copper needle tube and the needle is a copper needle.

10. The connector of claim 1, wherein the spring is a stainless steel spring.