Electric connector pin with telescopic function

Abstract

The utility model discloses an electric connector pin with a telescopic function, which comprises a shell and a pin body positioned in the shell, the top end of the pin body is provided with a transversely arranged sliding block, the top end of the sliding block is provided with a pressing rod extending out of the shell, the top end of the pressing rod is provided with a transversely arranged pressing plate, and the opening of the bottom end of the shell is provided with a hole cover. And a telescopic assembly for adjusting the needle body is arranged in the shell. When the pin body needs to be pulled out, pressure is applied to the movable block, so that the second toothed plate is driven to move downwards, the second toothed plate is separated from the first toothed plate, and the pin body is driven to retract into the shell by means of elastic force resetting of the reset spring. Through the telescopic assembly, the influence of vibration and impact can be counteracted in the connection process, the connection is reliable, the electrical performance is more stable, and rapid connection and separation of the contact pin of the electric connector are realized at the same time.

Description

Technical Field

[0001] The utility model relates to the technical field of electric connectors, in particular to an electric connector pin with a telescopic function. Background Art

[0002] With the further development of information technology, the field of electronic communications closely related to information technology is booming. In the field of hardware support, electrical connectors are widely used. However, in the existing technology, electrical connector pins are an important component of electrical connectors.

[0003] For example, the existing patent CN201220416709.6 discloses an electrical connector pin with a telescopic function, including a pin contact body, a compression spring, and a washer, wherein the compression spring is sleeved on the outer surface of the tail end of the pin contact body, and the washer is sleeved on the outer surface of the tail end of the pin contact body and placed at both ends of the compression spring; the electrical connector pin with a telescopic function specially provided by the utility model is mainly used in the field of electrical connection of rail transportation and electric vehicle battery boxes and charging cabinet systems. It can realize automatic spring contact and offset the influence of vibration and impact during the connection process. It has the characteristics of stable electrical performance, good mechanical performance, and reliable connection.

[0004] The existing device has an incomplete telescopic function, resulting in an unstable connection and inconvenient operation. Furthermore, the relatively fragile pins of the existing device are easily damaged during use, causing the pins to bend and deform easily, thereby affecting the service life of the pins.

[0005] Currently, no effective solutions have been proposed for the problems in related technologies. Summary of the Invention

[0006] In view of the problems in the related art, the present invention proposes an electrical connector pin with a telescopic function to overcome the above technical problems existing in the existing related art.

[0007] To this end, the specific technical solutions adopted in this utility model are as follows:

[0008] An electrical connector pin with a telescopic function comprises a shell and a needle body located within the shell, the top end of the needle body being provided with a transversely arranged slider, the top end of the slider being provided with a pressing rod extending outside the shell, the top end of the pressing rod being provided with a transversely arranged pressing plate, the bottom end opening of the shell being provided with a hole cover, and a telescopic assembly for adjusting the needle body being provided within the shell.

[0009] Preferably, the telescopic assembly includes a tooth plate 1 located on one side of the pressing rod, a tooth plate 2 meshed with the tooth plate 1 is provided on one side of the tooth plate 1, and a spring plate is provided on the right side of the tooth plate 2.

[0010] Preferably, a sleeve is provided in the shell and on the left side of the second tooth plate, a movable block is provided in the sleeve, and a connecting plate connected to the second tooth plate is provided on one side of the movable block.

[0011] Preferably, a pressing hole is provided on the housing at the sleeve, and the spring plate is connected to the housing by bolts.

[0012] Preferably, a return spring is sleeved on the pressing rod, and both ends of the return spring are provided with limit plates connected to the shell.

[0013] Preferably, the movable block, the second tooth plate and the connecting plate are an integrally formed structure, and the movable block, the second tooth plate and the connecting plate are a U-shaped structure.

[0014] Preferably, the hole cover and the housing are connected by threaded connection.

[0015] The beneficial effects of the present invention are as follows: through the coordinated design of the needle body and the telescopic assembly, the return spring drives the needle body downward through the hole cover to extend and connect with the jack. When it is desired to pull out, pressure is applied to the movable block to drive the second tooth plate downward, so that the second tooth plate is separated from the first tooth plate, and the elastic force of the return spring is used to reset the needle body, thereby driving the needle body back into the shell. The telescopic assembly can offset the influence of vibration and impact during the connection process, which not only ensures a reliable connection, but also makes the electrical performance more stable, while also realizing the rapid connection and separation of the electrical connector pins. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0017] Figure 1 This is a schematic structural diagram of an electrical connector pin with a telescopic function according to an embodiment of the present utility model;

[0018] Figure 2 This is a structural schematic diagram of a telescopic component in an electrical connector pin with a telescopic function according to an embodiment of the present utility model;

[0019] Figure 3 The present invention is a structural diagram of a movable block in an electrical connector pin with a telescopic function according to an embodiment of the present invention.

[0020] In the picture:

[0021] 1. Housing; 2. Needle body; 3. Slider; 4. Pressing rod; 5. Pressing plate; 6. Hole cover; 7. Tooth plate 1; 8. Tooth plate 2; 9. Spring plate; 10. Housing; 11. Movable block; 12. Connecting plate; 13. Pressing hole; 14. Reset spring; 15. Limiting plate.

[0022] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. By referring to these contents, ordinary technicians in this field should be able to understand other possible implementation methods and the advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0023] According to an embodiment of the present utility model, an electrical connector pin with a telescopic function is provided. Example

[0024] like Figure 1-3 As shown, the electrical connector pin with telescopic function according to the embodiment of the utility model includes a shell 1 and a needle body 2 located in the shell 1, the top of the needle body 2 is provided with a horizontally arranged slider 3, the top of the slider 3 is provided with a pressing rod 4 extending to the outside of the shell 1, the top of the pressing rod 4 is provided with a horizontally arranged pressing plate 5, the bottom end opening of the shell 1 is provided with a hole cover 6, and a telescopic component for adjusting the needle body 2 is provided in the shell 1. Example

[0025] like Figure 1-3 As shown, the telescopic assembly includes a tooth plate 7 located on one side of the pressing rod 4, a tooth plate 2 8 meshing with the tooth plate 1 7 is provided on one side, a spring plate 9 is provided on the right side of the tooth plate 2 8, a sleeve 10 is provided in the shell 1 and on the left side of the tooth plate 2 8, a movable block 11 is provided in the sleeve 10, and a connecting plate 12 connected to the tooth plate 2 8 is provided on one side of the movable block 11, a pressing hole 13 is opened in the shell 10, and the spring plate 9 is connected to the shell 1 by bolts. Example

[0026] like Figure 1-3 As shown, a return spring 14 is sleeved on the pressing rod 4, and limit plates 15 connected to the shell 1 are provided at both ends of the return spring 14. The movable block 11, the tooth plate 2 8 and the connecting plate 12 are an integrally formed structure. The movable block 11, the tooth plate 2 8 and the connecting plate 12 are U-shaped structures, and the hole cover 6 is connected to the shell 1 by a threaded connection.

[0027] In order to facilitate understanding of the above technical solutions of the present invention, the working principle or operation method of the present invention in actual process is described in detail below.

[0028] In actual application, pressing the pressing plate 5 pushes the pressing rod 4 to move, and the pressing rod 4 pushes the slider 3 to move, and the slider 3 drives the needle body 2 downward through the hole cover 6 to extend and connect with the jack. When you want to pull it out, apply pressure to the movable block 11, and the movable block 11 drives the tooth plate 2 8 downward through the connecting plate 12, so that the tooth plate 2 8 is separated from the tooth plate 1 7, and the elastic force of the reset spring 14 is used to reset it, thereby driving the needle body 2 to be retracted into the shell 1.

[0029] To sum up, with the help of the above-mentioned technical scheme of the present invention, through the coordinated design of the needle body 2 and the telescopic assembly, the reset spring 14 drives the needle body 2 downward through the hole cover 6 to extend and connect with the jack. When you want to pull it out, you apply pressure to the movable block 11 to drive the tooth plate 2 8 downward, so that the tooth plate 2 8 is separated from the tooth plate 1 7, and the elastic force of the reset spring 14 is used to reset it, thereby driving the needle body 2 back into the shell 1. The telescopic assembly can offset the influence of vibration and impact during the connection process, which not only makes the connection reliable, but also makes the electrical performance more stable, and also realizes the rapid connection and separation of the electrical connector pins.

[0030] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. An electrical connector pin with a telescopic function, characterized in that: The invention comprises a shell (1) and a needle body (2) located in the shell (1), wherein the top end of the needle body (2) is provided with a slider (3) arranged transversely, the top end of the slider (3) is provided with a pressing rod (4) extending to the outside of the shell (1), the top end of the pressing rod (4) is provided with a pressing plate (5) arranged transversely, the bottom end opening of the shell (1) is provided with a hole cover (6), and a telescopic component for adjusting the needle body (2) is provided in the shell (1).

2. The electrical connector pin with telescopic function according to claim 1, characterized in that: The telescopic assembly comprises a tooth plate 1 (7) located on one side of the pressing rod (4), a tooth plate 2 (8) meshed with the tooth plate 1 (7) is provided on one side of the tooth plate 1 (7), and a spring plate (9) is provided on the right side of the tooth plate 2 (8).

3. The electrical connector pin with telescopic function according to claim 2, characterized in that: A sleeve (10) is provided in the housing (1) and on the left side of the second tooth plate (8), a movable block (11) is provided in the sleeve (10), and a connecting plate (12) connected to the second tooth plate (8) is provided on one side of the movable block (11).

4. The electrical connector pin with telescopic function according to claim 3, characterized in that: The housing (1) is provided with a pressing hole (13) at the sleeve (10), and the spring plate (9) is connected to the housing (1) via bolts.

5. The electrical connector pin with telescopic function according to claim 4, characterized in that: A return spring (14) is sleeved on the pressing rod (4), and both ends of the return spring (14) are provided with limit plates (15) connected to the housing (1).

6. The electrical connector pin with telescopic function according to claim 5, characterized in that: The movable block (11), the second tooth plate (8) and the connecting plate (12) are an integrally formed structure, and the movable block (11), the second tooth plate (8) and the connecting plate (12) are a U-shaped structure.

7. The electrical connector pin with telescopic function according to claim 1, characterized in that: The hole cover (6) and the housing (1) are connected in a threaded manner.

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