Novel aviation plug

Abstract

The utility model relates to the technical field of connectors, in particular to a novel aviation plug, which comprises a plug main body, a needle seat and an outer ring nut, two ends of the plug main body are provided with a mounting groove and a butt joint block, the needle seat is embedded in the mounting groove, the needle seat is provided with a probe, the butt joint block is provided with a jack, the probe is plugged in the jack, and the aperture of the jack is matched with the probe; a surrounding part is arranged on the outer wall of the plug body and combined with the butt joint block to form a sealing cavity, and a sealing ring is arranged at the bottom of the sealing cavity. According to the utility model, the butt joint block is arranged, and the jacks matched with the probes are arranged in the butt joint block, so that when the probe seat is installed, the probes can be inserted into the jacks to be fixed, and the probes can be effectively prevented from loosening; and the surrounding part is arranged, so that when the socket is butted with the plug, the connecting position of the socket can be embedded in the formed sealing cavity, the connecting strength of the plug and the socket is improved, and meanwhile, the surrounding part can also counteract external force, so that the influence on the probe is reduced, and the normal connection of the plug and the socket is ensured.

Description

Technical Field

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

[0002] Aviation plug is a kind of connector, which is an electromechanical component that connects electrical circuits. Correct selection and use of aviation plug is an important aspect to ensure circuit reliability.

[0003] However, since the male and female heads of the aviation plug are outside the device when connected, they are easy to be knocked off or unplugged, causing the internal connection probe to loosen or fall off under the torque and tension of multiple connections and disconnections. At the same time, the connection position of the male and female heads is easily affected by external forces, which can easily cause the internal probe to rotate or move axially, resulting in a failure to form good electrical contact between the internal conductors, thereby causing the connection of the connector to fail, affecting the normal use of the connector and having low safety. Utility Model Content

[0004] In order to solve the problems in the above-mentioned background technology, the utility model provides a novel aviation plug, which can improve the installation strength of the probe inside the connector, prevent the probe from loosening or moving due to external force, and ensure the connection stability of the connector.

[0005] The utility model solves the technical problem by adopting the following scheme: a novel aviation plug, comprising a plug body, a needle seat inserted into the plug body and an outer ring nut sleeved outside the plug body, wherein one end of the plug body is provided with a mounting groove, the other end of the plug body is provided with a docking block connected with the socket, the docking block is provided with a plurality of jacks connected to the mounting groove, the needle seat is embedded in the mounting groove, a plurality of probes are provided on the needle seat, the probes are inserted into the jacks, and the jacks have apertures adapted to the probes; an outer wall of the plug body close to one end of the docking block is further provided with an enclosing portion enclosing the docking block, the enclosing portion is combined with the docking block to form a sealed cavity, and a sealing ring is provided at the bottom of the sealed cavity.

[0006] Furthermore, the needle seat is provided with a plurality of pinholes, the probes are fixedly installed in the pinholes, and clamp claws for fixing the probes are provided at positions on the top end surface of the needle seat corresponding to the pinholes.

[0007] Furthermore, the clamp includes a plurality of blocks equidistantly arranged around the pinhole, the aperture formed by each block gradually decreases along the installation direction of the probe, and a slot is provided on the side wall of the probe, and the block is connected to the slot.

[0008] Furthermore, the probe comprises a docking section and a wiring section, and the docking section is covered with a needle cap whose outer diameter matches the jack.

[0009] Furthermore, a claw spring portion with a gradually decreasing aperture is provided at the end of the docking section.

[0010] Furthermore, a positioning channel is provided on the outer wall of the needle seat, and a positioning block is provided on the inner wall of the mounting groove, and the positioning block is adapted to and plugged into the positioning channel.

[0011] Furthermore, a limiting portion with a gradually increasing outer diameter is provided on the outer wall of the plug body, the end of the limiting portion is combined with the bottom of the surrounding portion to form a positioning groove, and a positioning ring is provided on the inner wall of one end of the outer ring nut, and the positioning ring is clamped in the positioning groove.

[0012] Furthermore, a locking block for rotating and locking the socket is provided on the inner wall of the outer ring nut, and a limiting groove extending along the installation direction of the outer ring nut is provided on the outer wall of the plug body. The locking block is movably installed along the limiting groove and is higher than the top of the surrounding part.

[0013] Furthermore, a docking groove arranged along the docking direction is provided on the side wall of the docking block, and a clamping groove for clamping the socket is provided at the bottom of the docking groove.

[0014] In summary, the beneficial effects of the utility model are:

[0015] 1. The utility model provides a docking block at one end of the plug body, and provides a socket adapted to the probe in the docking block, so that when the needle seat is installed in the installation groove of the plug body, the probe on the needle seat can be plugged into the socket, thereby fixing the probe, effectively preventing the probe from loosening, and ensuring the normal connection of the connector.

[0016] 2. The utility model provides an enclosing portion surrounding the docking block on the outside of the plug body, so that the enclosing portion can be combined with the outer wall of the docking block to form a sealed cavity, so that when the socket and the plug are docked, the connection position of the socket can be embedded in the sealed cavity, thereby improving the strength of the connection between the two, and when affected by external force, the enclosing portion can also offset the external force, thereby reducing the influence on the probe and ensuring the normal connection between the plug and the socket.

[0017] 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

[0018] Figure 1 It is a structural schematic diagram of this embodiment;

[0019] Figure 2 is an exploded view of this embodiment;

[0020] Figure 3 is a cross-sectional view of this embodiment;

[0021] Figure 4 Schematic diagram of the structure of the needle seat in this embodiment;

[0022] Figure 5 This is a schematic diagram of the structure of the plug body of this embodiment;

[0023] Figure 6 This is a schematic structural diagram of the plug body of this embodiment from another angle;

[0024] Figure 7 Schematic diagram of the structure of the probe of this embodiment;

[0025] Figure 8 Schematic diagram of the structure of the outer ring nut of this embodiment.

[0026] In the figure: 1. plug body; 11. mounting groove; 111. positioning block; 12. docking block; 121. jack; 122. docking groove; 123. snap-in groove; 13. surrounding part; 14. sealing cavity; 15. limiting part; 16. positioning groove; 17. limiting groove; 2. needle seat; 21. needle hole; 22. clamp claw; 221. clamping block; 23. positioning channel; 3. outer ring nut; 31. positioning ring; 32. locking block; 4. probe; 41. clamping groove; 42. docking section; 421. claw spring part; 43. wiring section; 44. needle cap; 5. sealing ring. DETAILED DESCRIPTION

[0027] 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.

[0028] 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.

[0029] 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.

[0030] like Figures 1 to 3 As shown, a new type of aviation plug can improve the installation strength of the probe 4, avoid the probe 4 from being loosened or falling off due to external force after the plug and socket are connected, and affect the connection, thereby improving the stability of the plug and socket connection; the aviation plug of this embodiment includes a plug body 1, a needle seat 2 inserted in the plug body 1, and an outer ring nut 3 sleeved on the outside of the plug body 1, wherein the plug body 1 is used to connect to the socket, the needle seat 2 is used to connect with the probe 4 in the socket, and the outer ring nut 3 fixes the connection between the plug and the socket to ensure the connection strength.

[0031] like Figure 3 and Figure 4 As shown, a mounting groove 11 is provided at one end of the plug body 1 of the present embodiment, and the needle seat 2 is embedded and installed in the mounting groove 11, and a plurality of probes 4 for electrically connecting to the socket are plugged into the needle seat 2, so that when the plug is docked with the socket, the probes 4 on the needle seat 2 can be docked with the socket to achieve electrical connection; in order to improve the installation stability of the probes 4 in the needle seat 2 and prevent the probes 4 from loosening, a docking block 12 for connecting to the socket is provided at the other end of the plug body 1 of the present embodiment, wherein a plurality of jacks 121 connected to the mounting groove 11 are provided on the docking block 12, and the aperture of the jacks 121 is adapted to the outer diameter of the probes 4, so that after the needle seat 2 is installed in the mounting groove 11, the plurality of probes 4 plugged into the needle seat 2 can be respectively plugged into the jacks 121, thereby effectively preventing the probes 4 from loosening and ensuring the stability of the connection.

[0032] At the same time, if Figure 2 , Figure 3 and Figure 5 As shown, the outer wall of one end of the plug body 1 close to the docking block 12 of the present embodiment is provided with a surrounding portion 13, wherein the surrounding portion 13 surrounds the outer side of the docking block 12, and further surrounds the probe 4, so that after the plug and the socket are docked, when they are pulled by external force, the surrounding portion 13 can absorb most of the pulling force, thereby reducing the influence of the external force on the docking block 12, and effectively avoiding the loosening of the probe 4 caused by the deformation of the socket 121 caused by the deformation of the docking block 12, thereby ensuring the stability of the installation of the probe 4, and thereby improving the stability of the plug and socket connection.

[0033] like Figure 5 and Figure 6As shown, the surrounding portion 13 of the present embodiment extends toward one end of the docking block 12 for plugging in, and a certain gap is left between the surrounding portion 13 and the outer wall of the docking block 12 for docking with the socket, so that a sealed cavity 14 can be formed between the surrounding portion 13 and the docking block 12, so that when the plug and the socket are docked, the docking position of the socket can be snapped into the sealed cavity 14, thereby improving the strength of the docking between the plug and the socket, avoiding loosening of the docking, and further protecting the stability of the internal probe 4; at the same time, a sealing ring 5 is also provided at the bottom of the sealed cavity 14 of the present embodiment, when the plug and the socket are docked, the sealing effect of the two after connection can be improved by the sealing ring 5, and the entry of water vapor, dust, etc. can be avoided, thereby ensuring the normal operation of the connector.

[0034] like Figure 4 As shown, the needle seat 2 of this embodiment is provided with a plurality of pinholes 21, so that the probe 4 can be fixedly installed in the pinhole 21. In order to improve the installation strength of the probe 4 and prevent the probe 4 from axial movement when the plug and the socket are plugged in and out, this embodiment is provided with a clamp claw 22 at a position corresponding to the pinhole 21 on the top end surface of the needle seat 2 to fix the probe 4.

[0035] Specifically, the clamping claw 22 of the present embodiment includes a plurality of clamping blocks 221 equidistantly arranged around the pinhole 21, and the end of each clamping block 221 away from the needle seat 2 is inclined toward the axial direction of the pinhole 21, so that the aperture formed by each clamping block 221 gradually decreases along the installation direction of the probe 4, so that when the probe 4 is inserted into the pinhole 21, each clamping block 221 can clamp and fix the probe 4, thereby improving the stability and strength of the installation of the probe 4; a clamping groove 41 is provided on the side wall of the probe 4 of the present embodiment, and when the probe 4 is installed, the clamping block 221 can be clamped in the clamping groove 41, which can effectively prevent the probe 4 from axial movement; the needle seat 2 of the present embodiment is made of plastic material, so that when the probe 4 is inserted from the pinhole 21 at the bottom of the needle seat 2 for installation, the clamping claw 22 is opened when the top of the probe 4 can push open each clamping block 221, until the clamping claw 22 is clamped in the clamping groove 41 to complete the stable installation of the probe 4.

[0036] like Figure 7 As shown, the probe 4 of this embodiment includes a docking section 42 and a wiring section 43, wherein the docking section 42 is used to electrically connect with the conductor in the socket when the plug is connected to the socket, and the wiring section is used to connect with the line of the device; in order to improve the docking strength, the docking section 42 of this embodiment is provided with a claw spring portion 421 with a gradually decreasing aperture, so that when the plug is docked with the socket, the claw spring portion 421 on the pinhole 21 can clamp the conductor in the socket, thereby improving the stability of the connection; and, the docking section 42 of this embodiment is provided with a needle cap 44, and the needle cap 44 can limit the opening angle of the claw spring, thereby avoiding the claw spring opening angle being too large and causing the connection with the socket conductor to loosen; at the same time, the outer diameter of the needle cap 44 of this embodiment is the same as the aperture of the socket 121, so that the pillow probe 4 can remain stable when plugged into the socket 121.

[0037] like Figure 3 , Figure 4 and Figure 6 As shown, a positioning channel 23 is provided on the outer wall of the needle seat 2 of this embodiment, and the positioning channel 23 runs through from the top end of the needle seat 2 to the bottom end of the needle seat 2. At the same time, a positioning block 111 adapted to the positioning channel 23 is provided on the inner wall of the mounting groove 11, so that when the needle seat 2 and the plug body 1 are installed, the needle seat 2 can be directly plugged into the mounting groove 11 along the positioning block 111, so that the needle seat 2 can be quickly and accurately installed. In addition, the arrangement of the positioning block 111 and the positioning channel 23 enables each probe 4 on the needle seat 2 to correspond to the position of the jack 121 on the plug body 1 when the needle seat 2 is installed, so as to avoid misaligned installation. At the same time, the arrangement of the positioning channel 23 and the positioning block 111 can prevent the needle seat 2 from rotating in the mounting groove 11 after installation, thereby preventing the probe 4 from being twisted and deformed by external force and affecting the normal operation of the connector.

[0038] like Figure 1 , Figure 2 and Figure 8 As shown, in order to improve the connection stability and strength of the plug and socket, an outer ring nut 3 is provided on the outer side of the plug body 1 in this embodiment, which can fix the socket during connection; wherein, an opening is provided at the center of the outer ring nut 3, and when the plug body 1 and the outer ring nut 3 are installed, the plug body 1 is directly plugged into the opening; in order to achieve a stable connection between the plug body 1 and the outer ring nut 3, a limiting portion 15 is provided on the outer wall of the plug body 1 in this embodiment, wherein the limiting portion 15 is a slope structure, and the outer diameter of the limiting portion 15 gradually increases along the plugging direction of the plug body 1, and A step is formed at its end position, so that the end of the limiting portion 15 can be combined with the bottom of the surrounding portion 13 to form a positioning groove 16 to fix the outer ring nut 3; in this embodiment, a positioning ring 31 is provided on the inner wall of the opening at the end of the outer ring nut 3 away from the docking position, so that when the outer ring nut 3 is installed with the plug body 1, the positioning ring 31 can be snapped into the positioning groove 16, thereby realizing stable installation of the outer ring thread, and the inclined surface setting of the limiting portion 15 facilitates the outer ring nut 3 to be installed from the bottom of the plug body 1, and after being snapped into the installation groove 11, it can be stable and difficult to fall off.

[0039] like Figure 8As shown, a locking block 32 is provided at the inner wall of the opening of the outer ring nut 3 away from the positioning ring 31 of the embodiment. When the plug is connected to the socket, the locking block 32 can be engaged with the locking part on the socket by rotating the outer ring nut 3, thereby realizing the locking connection between the plug and the socket. In order to avoid the locking block 32 from affecting the installation of the outer ring nut 3, a limiting groove 17 extending along the installation direction of the outer ring nut 3 is provided on the outer wall of the plug body 1 of the embodiment. When the outer ring nut 3 is mounted on the outside of the plug body 1, the locking block 32 can be slid along the limiting groove 17 to realize the installation. At the same time, after the outer ring nut 3 of the embodiment is installed, the locking block 32 is higher than the top of the surrounding part 13, which is convenient for locking the socket when the plug and the socket are connected.

[0040] like Figure 2 and Figure 3 As shown, in order to facilitate the docking of the plug and the socket, a docking groove 122 is provided on the side wall of the docking block 12 of this embodiment along the docking direction, and the docking groove 122 runs through the top of the docking block 12, so that when the plug and the socket are docked, the matching part on the socket can be directly plugged into the plug along the docking groove 122, thereby realizing fast and accurate docking of the plug and the socket; at the same time, a clamping groove 123 for clamping the socket is also provided at the bottom of the docking groove 122 of this embodiment, which can be adapted with the clamping block 221 at the clamping position on the socket, thereby improving the strength of the connection between the plug and the socket and avoiding loosening.

[0041] To sum up, the working principle of this embodiment is as follows: this embodiment provides a docking block 12 at one end of the plug body 1 for docking, and provides a socket 121 adapted to the probe 4 in the docking block 12, so that when the needle seat 2 is installed in the mounting groove 11 of the plug body 1, the probe 4 on the needle seat 2 can be inserted into the socket 121, thereby fixing the probe 4, which can effectively prevent the probe 4 from loosening, thereby ensuring the normal connection of the connector; and, this embodiment provides an enclosing portion 13 that surrounds the docking block 12 on the outside of the plug body 1, so that the enclosing portion 13 can be combined with the outer wall of the docking block 12 to form a sealed cavity 14, so that when the socket and the plug are docked, the connection position of the socket can be embedded in the sealed cavity 14, thereby improving the strength of the connection between the two, and when affected by external force, the enclosing portion 13 can also offset the external force, thereby reducing the influence on the probe 4 and ensuring the normal connection between the plug and the socket.

[0042] 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 new type of aviation plug, characterized in that: The invention comprises a plug body (1), a needle seat (2) inserted into the plug body (1), and an outer ring nut (3) sleeved outside the plug body (1); one end of the plug body (1) is provided with a mounting groove (11); the other end of the plug body (1) is provided with a docking block (12) connected to a socket; the docking block (12) is provided with a plurality of plug holes (121) connected to the mounting groove (11); the needle seat (2) is embedded in the mounting groove (11); the needle seat (2) is provided with a plurality of probes (4); the probes (4) are inserted into the plug holes (121); the diameter of the plug holes (121) is adapted to the probes (4); the outer wall of the plug body (1) near one end of the docking block (12) is also provided with a surrounding portion (13) arranged to surround the docking block (12); the surrounding portion (13) is combined with the docking block (12) to form a sealed cavity (14); a sealing ring (5) is provided at the bottom of the sealed cavity (14).

2. A novel aviation plug according to claim 1, characterized in that: The needle seat (2) is provided with a plurality of needle holes (21), the probe (4) is fixedly installed in the needle holes (21), and a clamp claw (22) for fixing the probe (4) is provided at a position on the top end surface of the needle seat (2) corresponding to the needle holes (21).

3. A novel aviation plug according to claim 2, characterized in that: The clamp claw (22) comprises a plurality of clamping blocks (221) arranged equidistantly around the pinhole (21); the aperture formed by the clamping blocks (221) gradually decreases along the installation direction of the probe (4); a clamping groove (41) is provided on the side wall of the probe (4), and the clamping block (221) is clamped in the clamping groove (41).

4. A novel aviation plug according to any one of claims 1 to 3, characterized in that: The probe (4) comprises a docking section (42) and a wiring section (43); the docking section (42) is sleeved with a needle cap (44) whose outer diameter matches the insertion hole (121).

5. A novel aviation plug according to claim 4, characterized in that: The end of the docking section (42) is provided with a claw spring portion (421) with a gradually decreasing aperture.

6. A novel aviation plug according to claim 1, characterized in that: A positioning channel (23) is provided on the outer wall of the needle seat (2), and a positioning block (111) is provided on the inner wall of the mounting groove (11), wherein the positioning block (111) is adapted to the positioning channel (23) and inserted into the positioning channel (23).

7. A novel aviation plug according to claim 1, characterized in that: A limiting portion (15) with a gradually increasing outer diameter is provided on the outer wall of the plug body (1), the end of the limiting portion (15) is combined with the bottom of the surrounding portion (13) to form a positioning groove (16), and a positioning ring (31) is provided on the inner wall of one end of the outer ring nut (3), and the positioning ring (31) is clamped in the positioning groove (16).

8. A novel aviation plug according to claim 7, characterized in that: The inner wall of the outer ring nut (3) is provided with a locking block (32) for rotating and locking the socket, and the outer wall of the plug body (1) is provided with a limiting groove (17) extending along the installation direction of the outer ring nut (3), and the locking block (32) is movably installed along the limiting groove (17) and is higher than the top of the surrounding part (13).

9. A novel aviation plug according to claim 1, characterized in that: A docking groove (122) arranged along the docking direction is provided on the side wall of the docking block (12), and a clamping groove (123) for clamping a socket is provided at the bottom of the docking groove (122).

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