Sealing structure for onboard switch

Abstract

The utility model relates to the technical field of switches, in particular to a sealing structure for an on-board switch, which comprises a shell, a sealing ring and a sealing ring. A screwing ring is arranged on the surface of the connecting plug, a screwing ring is arranged at the end of the screwing ring, and a suction cup is arranged on the surface of the screwing ring; the screw joint groove is formed in the surface of the shell; the beneficial effects are that when the plugging head is plugged in the plugging hole, the screwing ring is screwed, so that the screwing ring drives the screwing ring to rotate, the screwing ring is screwed close to the screwing groove, and the suction cup abuts against the surface of the shell, so that the suction cup is adsorbed on the surface of the shell, and the effect of isolating dust is achieved; and when the inserting head needs to be pulled out, the pulling ring is pulled, so that the pulling ring drives the moving ring to move, the moving ring drives the inserting rod to move, and the sealing piece does not abut against the interior of the suction cup any more.

Description

Technical Field

[0001] The utility model relates to the technical field of switches, in particular to a sealing structure for an onboard switch. Background Art

[0002] A switch means "switch" and is a network device used for forwarding electrical (optical) signals. It can provide an exclusive electrical signal path for any two network nodes connected to the switch;

[0003] In the prior art, a plug hole is provided on the surface of the switch, and a plug connector is plugged into the plug hole to achieve connection between the switch and other devices;

[0004] However, when the plug connector is inserted into the socket, there is a gap between the plug connector and the socket, and dust can easily enter through the gap, thereby affecting the contact between the plug connector and the socket, thereby affecting the stability of the connection between the switch and other devices. Utility Model Content

[0005] The purpose of the utility model is to provide a sealing structure for an on-board exchanger to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above object, the utility model provides the following technical solution: a sealing structure for an on-board switch, comprising:

[0007] A shell body, wherein a plug-in hole is provided on the surface of the shell body;

[0008] A plug connector, wherein a screwing ring is arranged on the surface of the plug connector, a screw connection ring is arranged at the end of the screwing ring, and a suction cup is arranged on the surface of the screw connection ring; and

[0009] The screw connection groove is arranged on the surface of the shell.

[0010] Preferably, a wire is fixed to the end of the plug connector, a screwing ring is sleeved on the surface of the plug connector, the screwing ring can rotate on the surface of the plug connector, the threaded ring rotates with the screwing ring, and the threaded ring can be threaded into the threaded groove.

[0011] Preferably, the suction cup is fixed on the surface of the screw-connecting ring, a hole is opened on the surface of the suction cup, a plug-in rod is inserted into the hole, and the plug-in rod can move in the hole.

[0012] Preferably, a sealing sheet is fixed on the surface of the plug rod, and a movable ring is fixed on the end of the plug rod. The movable ring is sleeved on the surface of the wire and can move on the surface of the wire.

[0013] Preferably, a spring is provided at the end of the movable ring, the other end of the spring is connected to the end of the plug connector, and the spring pulls the movable ring.

[0014] Preferably, a pulling ring is fixed to the end of the movable ring, and the pulling ring moves with the movable ring. A supporting rod is fixed to the surface of the plug rod, and the supporting rod supports the end of the plug connector as the plug rod moves.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] When the plug connector is plugged into the plug hole, the screwing ring is screwed to make the screwing ring drive the threaded connection ring to rotate, and the threaded connection ring is screwed close to the threaded connection groove, and the suction cup is held on the surface of the shell, so that the suction cup is adsorbed on the surface of the shell to isolate dust, and the sealing sheet is held on the surface of the suction cup under the pull of the spring to seal the hole on the surface of the suction cup. When the plug connector needs to be pulled out, the pulling ring is pulled to make the pulling ring drive the moving ring to move, and the moving ring drives the plug rod to move, the sealing sheet is no longer held in the suction cup, and the plug rod is pulled out from the hole on the surface of the suction cup, air enters the interior of the suction cup, the suction cup cannot be adsorbed on the surface of the shell, and the plug connector can be pulled out. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the plug connector of the utility model;

[0019] Figure 3 This is a schematic structural diagram of the plug connector of the utility model from another perspective.

[0020] In the figure: housing 1, plug hole 2, screw groove 3, wire 4, pulling ring 5, moving ring 6, plug rod 7, holding rod 8, sealing sheet 9, suction cup 10, screw ring 11, screw ring 12, spring 13, plug connector 14. DETAILED DESCRIPTION

[0021] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of the utility model. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figures 1 to 3 The utility model provides a technical solution: a sealing structure for an on-board switch, comprising:

[0023] The surface of the housing 1 is provided with a plug hole 2; the surface of the plug connector 14 is provided with a screwing ring 11, the end of the screwing ring 11 is provided with a screw connection ring 12, the surface of the screw connection ring 12 is provided with a suction cup 10, the end of the plug connector 14 is fixed with a wire 4, the screwing ring 11 is sleeved on the surface of the plug connector 14, the screwing ring 11 can rotate on the surface of the plug connector 14, the screw connection ring 12 rotates with the screwing ring 11, the screw connection ring 12 can be screwed into the screw connection groove 3, the suction cup 10 is fixed on the surface of the screw connection ring 12, the moving ring 6 drives the plug rod 7 to move, the sealing sheet 9 is no longer held in the suction cup 10, and the plug rod 7 is pulled out from the hole on the surface of the suction cup 10, and air enters the interior of the suction cup 10;

[0024] A hole is provided on the surface of the suction cup 10, in which a plug rod 7 is inserted, and the plug rod 7 can move in the hole. A sealing sheet 9 is fixed to the surface of the plug rod 7, and a moving ring 6 is fixed to the end of the plug rod 7. The moving ring 6 is sleeved on the surface of the wire 4 and can move on the surface of the wire 4. A spring 13 is provided at the end of the moving ring 6, and the other end of the spring 13 is connected to the end of the plug connector 14. The spring 13 pulls the moving ring 6, and a pulling ring 5 is fixed to the end of the moving ring 6, and the pulling ring 5 moves with the moving ring 6. A supporting rod 8 is fixed to the surface of the plug rod 7, and the supporting rod 8 is supported on the end of the plug connector 14 when the plug rod 7 moves; a screw groove 3 is provided on the surface of the shell 1.

[0025] When the plug connector 14 is inserted into the plug hole 2, the screwing ring 11 is screwed so that the screwing ring 11 drives the threaded ring 12 to rotate, and the threaded ring 12 is screwed close to the threaded groove 3. The suction cup 10 is held on the surface of the shell 1, so that the suction cup 10 is adsorbed on the surface of the shell 1 to isolate dust, and the sealing sheet 9 is held on the surface of the suction cup 10 under the pulling of the spring 13 to seal the hole on the surface of the suction cup 10. When the plug connector 14 needs to be pulled out, the pulling ring 5 is pulled so that the pulling ring 5 drives the moving ring 6 to move, and the moving ring 6 drives the plug rod 7 to move, the sealing sheet 9 is no longer held in the suction cup 10, and the plug rod 7 is pulled out from the hole on the surface of the suction cup 10, air enters the interior of the suction cup 10, the suction cup 10 cannot be adsorbed on the surface of the shell 1, and the plug connector 14 can be pulled out.

[0026] Although the above describes the illustrative specific implementation methods of the present application so that technicians in this technical field can understand the present application, the present application is not limited to the scope of the specific implementation methods. For ordinary technicians in this technical field, as long as various changes are within the spirit and scope of the present application defined and determined by the attached claims, all application creations using the concept of the present application are protected.

Claims

1. A sealing structure for an onboard switch, characterized in that: include: A housing (1), wherein a plug hole (2) is provided on a surface of the housing (1); A plug connector (14), wherein a screwing ring (11) is provided on the surface of the plug connector (14), a screw connection ring (12) is provided at the end of the screw connection ring (11), and a suction cup (10) is provided on the surface of the screw connection ring (12); and The screw connection groove (3) is provided on the surface of the housing (1).

2. The sealing structure for an on-board switch according to claim 1, characterized in that: A wire (4) is fixed to the end of the plug connector (14); a screwing ring (11) is sleeved on the surface of the plug connector (14); the screwing ring (11) can rotate on the surface of the plug connector (14); the screwing ring (12) rotates along with the screwing ring (11); and the screwing ring (12) can be screwed into the screwing groove (3).

3. The sealing structure for an on-board switch according to claim 2, characterized in that: The suction cup (10) is fixed on the surface of the screw-connecting ring (12); a hole is provided on the surface of the suction cup (10); a plug-in rod (7) is inserted into the hole; and the plug-in rod (7) is movable in the hole.

4. The sealing structure for an onboard switch according to claim 3, characterized in that: A sealing sheet (9) is fixed to the surface of the plug-in rod (7), a moving ring (6) is fixed to the end of the plug-in rod (7), the moving ring (6) is sleeved on the surface of the wire (4), and the moving ring (6) can move on the surface of the wire (4).

5. The sealing structure for an on-board switch according to claim 4, characterized in that: A spring (13) is provided at the end of the movable ring (6), the other end of the spring (13) is connected to the end of the plug connector (14), and the spring (13) pulls the movable ring (6).

6. The sealing structure for an onboard switch according to claim 5, characterized in that: A pulling ring (5) is fixed to the end of the moving ring (6), and the pulling ring (5) moves along with the moving ring (6). A supporting rod (8) is fixed to the surface of the plug rod (7), and the supporting rod (8) is supported on the end of the plug connector (14) as the plug rod (7) moves.

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