Pin and plug using same

Abstract

The utility model relates to the technical field of connectors, in particular to a contact pin and a plug using the contact pin, the contact pin comprises a plugging section and a wiring section, the plugging section comprises a pin head, a limiting block and a connecting column which are integrally connected in sequence, the wiring section comprises a connecting part and a wiring part, and the connecting column is connected with the connecting part; an installation block is arranged in the shell, the installation block divides the two ends of the shell into an insertion groove and a wiring groove respectively, the insertion section is installed in the insertion groove, the wiring section is installed in the wiring groove, a through hole communicated with the insertion groove and the wiring groove is formed in the installation block, and the connecting column penetrates through the through hole to be connected into the wiring groove and is connected with the connecting part. According to the utility model, by arranging the separated contact pin and the plug shell with the through hole inside, when the contact pin and the shell are installed, the plugging section of the contact pin can pass through the through hole to be connected with the wiring section, the installation mode is convenient, and when the contact pin is damaged, the damaged contact pin can be independently disassembled, so that the maintenance cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of connectors, in particular to a plug pin and a plug using the plug pin. Background Art

[0002] A plug is an insertable accessory with pins inside. It can complete the electrical connection between electrical devices by docking with the socket.

[0003] In the production of plugs in the prior art, the pins are usually produced first, and then the housing of the socket is injection-molded on the outside of the pins to form an integrated plug structure, or the pins and the plugs are produced separately and then the pins are installed in the housing of the plug in a non-detachable manner; however, in both of these structures, it is difficult to replace the pins when the pins are damaged, resulting in the need to replace the entire plug, which is costly, and the pins are also difficult to install in the housing of the plug. Utility Model Content

[0004] In order to solve the problems in the above background technology, the utility model provides a plug pin and a plug using the plug pin, so that the plug pin can be easily installed in the housing of the plug and can be easily replaced when the plug pin is damaged.

[0005] The solution adopted by the utility model to solve its technical problem is: a plug pin, including a needle body, the needle body including a plug-in section and a wiring section, the plug-in section and the wiring section are detachably connected, the plug-in section includes a needle head, a limit block and a connecting column, the needle head, the limit block and the connecting column are integrally connected in sequence, the wiring section includes a connecting part and a wiring part, and the connecting column and the connecting part are detachably connected.

[0006] Furthermore, a plug-in hole is provided at the top of the connecting portion, and the connecting column is detachably plugged into the plug-in hole.

[0007] Furthermore, an outer wall of the connecting column is provided with an external thread, an inner wall of the plug-in hole is provided with an internal thread, and the connecting column is threadedly connected to the plug-in hole.

[0008] Furthermore, a chamfered portion is provided at the bottom end of the connecting column.

[0009] Furthermore, the needle head comprises at least two connecting blocks arranged around a cylinder, and a gap is left between two adjacent connecting blocks.

[0010] Furthermore, an opening is provided at the wiring portion to facilitate wiring.

[0011] Another design of the present application is a plug suitable for the above-mentioned pins, including a shell, a mounting block is provided in the shell, the mounting block splits the two ends of the shell into a plug-in slot and a wiring slot respectively, the plug-in section is installed in the plug-in slot, the wiring section is installed in the wiring slot, the mounting block is provided with a through hole connecting the plug-in slot and the wiring slot, the connecting column passes through the through hole and is connected to the wiring slot and is connected to the connecting part.

[0012] Furthermore, a limiting groove is provided on the end surface of the mounting block located on one side of the plug-in groove, the limiting block is snap-fitted into the limiting groove, and the through hole is provided in the limiting groove.

[0013] Furthermore, the shell is provided with an anti-foolproof block on the side wall of the plug-in slot.

[0014] In summary, the beneficial effects of the utility model are as follows: the utility model provides a separate pin including a plug-in section and a wiring section, and at the same time provides a plug shell with a through hole inside that connects the shell plug-in slot and the wiring slot, so that when the pin is installed with the shell, the plug-in section of the pin located in the plug-in slot can pass through the through hole to be connected to the wiring section located in the wiring slot, the installation method is convenient, and when the pin is damaged, the damaged pin can also be disassembled separately, thereby reducing the maintenance cost.

[0015] The above description is only an overview of the technical solution of the present invention. In order to more clearly understand the technical means of the present invention, it can be implemented in accordance with the contents of the specification. In order to make the above and other purposes, features and advantages of the present invention more obvious and easy to understand, the following preferred embodiments are specifically cited and described in detail with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure after the pin and socket of this embodiment are installed;

[0017] Figure 2 is an exploded view of the pin and the socket of this embodiment;

[0018] Figure 3 This is an exploded view of the pin of this embodiment;

[0019] Figure 4 It is a structural schematic diagram of one side of the plugging slot of the socket of this embodiment;

[0020] Figure 5 It is a structural schematic diagram of one side of the wiring slot of the socket of this embodiment.

[0021] In the figure: 1. plug-in section; 11. needle; 111. connecting block; 12. limiting block; 13. connecting column; 131. chamfered portion; 2. wiring section; 21. connecting portion; 211. plug-in hole; 22. wiring portion; 221. opening; 3. housing; 31. plug-in slot; 311. foolproof block; 32. wiring slot; 33. through hole; 4. mounting block; 41. limiting slot. DETAILED DESCRIPTION

[0022] In order to make the content of the utility model more clearly understood, the utility model is further described below based on specific embodiments in combination with the accompanying drawings.

[0023] It should be noted that the terms "center", "upper", "lower", "front", "back", "left", "right", "inner", "outer" and the like used herein to indicate directions or positional relationships are based on directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as limiting the present invention. Unless otherwise specified, "plurality" means two or more.

[0024] Unless otherwise clearly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this utility model can be understood by specific circumstances.

[0025] like Figures 1 to 3 As shown, a plug pin includes a needle body. The needle body of this embodiment includes a plug-in section 1 and a wiring section 2, and the plug-in section 1 and the wiring section 2 are detachably connected, which is convenient for installation in the housing 3 of the socket, and the detachable connection method is also convenient for replacing the damaged needle body, thereby reducing the replacement and maintenance costs; specifically, the plug-in section 1 of this embodiment includes a needle head 11, a limit block 12 and a connecting column 13, and the needle head 11, the limit block 12 and the connecting column 13 are connected in sequence in an integral manner; the needle head 11 of this embodiment is used to be plugged into the socket to achieve connection, and the connecting column 13 is used to connect with the wiring section 2 so that the plug-in section 1 and the wiring section 2 are connected to form a complete needle body, and the limit block 12 is arranged between the wiring section 2 and the connecting column 13, which can limit the connection between the plug-in section 1 and the wiring section 2, to ensure that the height of the needle body in each plug is uniform, thereby achieving stable operation of the plug.

[0026] like Figure 2 and Figure 3The wiring segment 2 of this embodiment includes a connecting portion 21 and a wiring portion 22, wherein the connecting column 13 is connected to the connecting portion 21 to realize the connection between the plug segment 1 and the wiring segment 2; the connection between the connecting column 13 and the connecting portion 21 of this embodiment is a detachable connection, so that when the needle body is damaged, it is easy to remove the needle body from the plug for replacement. Specifically, a plug hole 211 is provided at the top of the connecting portion 21 of this embodiment, and an internal thread is provided at the inner wall of the plug hole 211, and an external thread is provided at the outer wall of the connecting column 13, so that when the plug segment 1 and the wiring segment 2 are connected, they can be spliced ​​into a complete needle body by threading the connecting column 13 and the plug hole 211, which is convenient and easy to disassemble and replace.

[0027] like Figure 3 As shown, the bottom end of the connecting post 13 of this embodiment is provided with a chamfered portion 131 to facilitate the connecting post 13 to be plugged into the plug hole 211 for connection.

[0028] like Figure 3 As shown, the needle 11 includes at least two connecting blocks 111 arranged in a cylindrical shape, four in this embodiment, and a gap is left between two adjacent connecting blocks 111, so that when the plug of this embodiment is plugged into the socket, each connecting block 111 can be deformed to a certain extent through the gap between each other, so as to facilitate insertion into the socket hole, and also improve the stability when the plug and the socket are connected. At the same time, an opening 221 is opened at the wiring part 22 of this embodiment to facilitate wiring.

[0029] like Figure 1 , Figure 4 and Figure 5 As shown, another design of this embodiment is a plug suitable for the above-mentioned plug pin, which includes a shell 3, and the pin body can be installed in the shell 3 so as to facilitate docking with the socket to realize electrical connection; a mounting block 4 is provided in the shell 3 of this embodiment, and the mounting block 4 divides the two ends of the shell 3 into a plug slot 31 and a wiring slot 32, wherein the plug segment 1 of the pin body is installed in the plug slot 31, and the wiring segment 2 of the pin body is installed in the wiring slot 32, which can realize the isolation of the two sections of the pin body and improve the safety performance of the plug; in order to realize the connection between the plug segment 1 and the wiring segment 2, a through hole 33 connecting the plug slot 31 and the wiring slot 32 is provided on the mounting block 4 of this embodiment, when the plug segment 1 is installed in the plug slot 31, its connecting column 13 can pass through the through hole 33 to connect to the wiring slot 32 and connect to the connecting part 21, thereby completing the assembly of the pin body, and also realizing the installation of the pin body in the plug, and the installation method is convenient; when the pin body is damaged, the plug segment 1 or the wiring segment 2 can be rotated to realize the disassembly of the pin body, so as to facilitate the repair of the damaged pin, and the replacement method is convenient.

[0030] like Figure 4As shown, the mounting block 4 of this embodiment is provided with a limiting groove 41 on the end face on one side of the plug-in slot 31, and the through hole 33 is arranged in the limiting groove 41, so that when the plug-in section 1 is installed in the plug-in slot 31, its limiting block 12 can be snapped into the limiting groove 41, so that the plug-in section 1 can be limited by the limiting block 12 and the limiting groove 41 after installation, thereby making it easier to rotate the wiring section 2 and thus install or remove the needle body; at the same time, it can also prevent the plug-in section 1 from penetrating the through hole 33 into the wiring slot 32 to affect the safety performance of the plug.

[0031] like Figure 5 As shown, the housing 3 of this embodiment is further provided with an anti-fool block 311 on the side wall of the plug slot 31, so that when the plug and the socket are connected, they can be installed quickly and accurately through the anti-fool block 311, which is highly safe.

[0032] The working principle of this embodiment is as follows: this embodiment provides a separate plug pin including a plug section 1 and a wiring section 2, and provides a plug housing 3 with a through hole 33 inside that connects the plug slot 31 of the housing 3 with the wiring slot 32, so that when the plug pin is installed with the housing 3, the plug section 1 of the plug pin located in the plug slot 31 can pass through the through hole 33 to be connected with the wiring section 2 located in the wiring slot 32. The installation method is convenient, and when the pin is damaged, the damaged pin can also be disassembled separately, thereby reducing the maintenance cost.

[0033] The embodiments described above are only preferred implementation modes of the present utility model and cannot be used to limit the protection scope of the present utility model. Any non-substantial changes and modifications made by technicians in this field on the basis of the utility model shall fall within the protection scope of the present utility model.

Claims

1. A pin, comprising a pin body, characterized in that: The needle body comprises an inserting section (1) and a wiring section (2), wherein the inserting section (1) and the wiring section (2) are detachably connected, the inserting section (1) comprises a needle head (11), a stop block (12) and a connecting column (13), wherein the needle head (11), the stop block (12) and the connecting column (13) are integrally connected in sequence, the wiring section (2) comprises a connecting portion (21) and a wiring portion (22), and the connecting column (13) and the connecting portion (21) are detachably connected.

2. A pin according to claim 1, characterized in that: The top end of the connecting portion (21) is provided with an inserting hole (211), and the connecting column (13) is detachably inserted into the inserting hole (211).

3. A pin according to claim 2, characterized in that: An external thread is provided on the outer wall of the connecting column (13), an internal thread is provided on the inner wall of the plug hole (211), and the connecting column (13) is threadedly connected to the plug hole (211).

4. A pin according to claim 3, characterized in that: The bottom end of the connecting column (13) is provided with a chamfered portion (131).

5. The pin according to claim 1, characterized in that: The needle head (11) comprises at least two connecting blocks (111) arranged around a cylinder, with a gap being left between two adjacent connecting blocks (111).

6. A pin according to claim 1, characterized in that: The wiring portion (22) is provided with an opening (221) for facilitating wiring.

7. A plug, applicable to the pin according to any one of claims 1 to 6, characterized in that: The invention comprises a shell (3), wherein a mounting block (4) is arranged inside the shell (3), wherein the mounting block (4) respectively separates the two ends of the shell (3) into a plug-in slot (31) and a wiring slot (32), wherein the plug-in section (1) is installed in the plug-in slot (31), and the wiring section (2) is installed in the wiring slot (32), and the mounting block (4) is provided with a through hole (33) connecting the plug-in slot (31) and the wiring slot (32), and the connecting column (13) passes through the through hole (33) to be connected to the wiring slot (32) and connected to the connecting portion (21).

8. A plug according to claim 7, characterized in that: A limiting groove (41) is provided on the end surface of the mounting block (4) located on one side of the plug-in groove (31), the limiting block (12) is snap-fitted into the limiting groove (41), and the through hole (33) is arranged in the limiting groove (41).

9. A plug according to claim 8, characterized in that: The housing (3) is provided with an anti-fouling block (311) on the side wall of the plug-in slot (31).

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