Novel quick-plug electromagnetic compatibility connector

Abstract

The utility model relates to the technical field of electromagnetic compatibility connectors, in particular to a novel quick-plug type electromagnetic compatibility connector. The novel quick-plug electromagnetic compatibility connector comprises a shell and an electric cable penetrating through the shell, a pressing mechanism used for clamping the electric cable is installed in the shell, a first sealing ring is arranged at one end of the pressing mechanism, a rear cover mechanism is arranged at one end of the first sealing ring, and a second sealing ring is arranged at the other end of the rear cover mechanism. The rear cover mechanism is detachably connected with the shell, the electric cable is sequentially sleeved with the rear cover mechanism, the first sealing ring, the pressing mechanism and the shell, so that convenient installation of the electric cable is achieved, and meanwhile the connector is simple, compact and reliable in structure and low in cost.

Description

Technical Field

[0001] The utility model relates to the technical field of electromagnetic compatibility connectors, in particular to a novel quick-insertion electromagnetic compatibility connector. Background Art

[0002] Nowadays, electromagnetic compatibility cable connectors are widely used, mainly in nuclear power plants, railways, communications, petrochemicals, buses, electric power and other fields. Its main function is to connect and fix cables, while ensuring its high requirements for waterproof performance, flame retardant performance and electromagnetic compatibility, thereby effectively providing long-term and stable protection for cables and equipment.

[0003] During assembly, the shielding layer of the cable is crimped together with the shielding pressure ring and the outer metal shell to connect the shield to the shell and achieve the effect of electromagnetic shielding; or the shielding layer of the cable is crimped with the shielding pressure ring, and then an annular spring is directly put on the pressure ring and the shell to connect the shield to the shell and achieve the effect of electromagnetic shielding; but in the first method, the shell and the pressure ring are crimped together, and the stripping and crimping dimensions must be very accurate, otherwise it will affect the subsequent fixed installation; in the second method, a circular spring is clamped between the pressure ring and the shell to play a conductive and slightly fixed role, and the pressure ring and the shell can be easily removed. In the case of installation deviation and severe vibration, there may be problems with the shield being connected and falling off.

[0004] Therefore, it is necessary to provide a new type of quick-insert electromagnetic compatibility connector which is easy to install and maintain, has a simple, compact and reliable structure, and is low in cost. Utility Model Content

[0005] The utility model aims to solve at least one of the technical problems existing in the prior art and to provide a novel quick-insertion electromagnetic compatibility connector.

[0006] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is as follows: a new type of quick-plug electromagnetic compatible connector, including a shell, an electrical cable running through the shell, a clamping mechanism for clamping the electrical cable installed in the shell, a first sealing ring is provided at one end of the clamping mechanism, a rear cover mechanism is provided at one end of the first sealing ring, the rear cover mechanism is detachably connected to the shell, and the electrical cable is sequentially inserted into the rear cover mechanism, the first sealing ring, the clamping mechanism, and the shell.

[0007] Furthermore, the clamping mechanism comprises a pressing ring, on which a gasket is provided.

[0008] Furthermore, the gasket is in a wave shape.

[0009] Furthermore, a contact pressure spring and a second sealing ring are provided outside the shell, and the contact pressure spring and the second sealing ring are arranged adjacent to each other and away from one end of the rear cover mechanism.

[0010] Furthermore, the rear cover mechanism includes a first cover body and a second cover body, and the second cover body is detachably connected to the first cover body.

[0011] Furthermore, a plurality of buckle grooves are formed on the first cover body.

[0012] Furthermore, first buckles matched with the buckle grooves are provided at both ends of the second cover body.

[0013] Furthermore, a plurality of second buckles matched with the buckle grooves are provided on the surface of the shell.

[0014] Furthermore, it also includes a bellows, which is installed on the rear cover mechanism, and the electrical cable passes through the bellows.

[0015] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0016] 1. A novel quick-plug electromagnetic compatible connector of the present application comprises a shell, an electrical cable passing through the shell, a clamping mechanism for clamping the electrical cable is installed in the shell, a first sealing ring is provided at one end of the clamping mechanism, a rear cover mechanism is provided at one end of the first sealing ring, the rear cover mechanism is detachably connected to the shell, and the electrical cable is sequentially inserted into the rear cover mechanism, the first sealing ring, the clamping mechanism, and the shell, thereby realizing convenient installation of the electrical cable.

[0017] 2. The structure of the present application is simple, compact and reliable with low cost. The quick-plug electromagnetic compatible connector and the box body are axially sealed, and there is no problem of water ingress due to lack of locking. At the same time, the heat shrink tube can be used to fix the corrugated tube without drying, as well as various existing shielding and conduction solutions. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of a novel quick-plug electromagnetic compatible connector in a preferred embodiment of the utility model;

[0019] Figure 2 It is a cross-sectional view of a novel quick-insert electromagnetic compatible connector in a preferred embodiment of the utility model.

[0020] Figure numerals: 1, housing; 2, electric cable; 3, first sealing ring; 4, pressure ring; 5, gasket; 6, contact pressure spring; 7, second sealing ring; 8, first cover body; 9, second cover body; 10, buckle groove; 11, first buckle; 12, second buckle. DETAILED DESCRIPTION

[0021] The technical solution of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] Reference Figure 1-Figure 2 As shown, a preferred embodiment of the utility model is a novel quick-plug electromagnetic compatible connector, comprising a shell 1, an electric cable 2 passing through the shell 1, a clamping mechanism for clamping the electric cable 2 is installed in the shell 1, a first sealing ring 3 is provided at one end of the clamping mechanism, a back cover mechanism is provided at one end of the first sealing ring 3, the back cover mechanism is detachably connected to the shell 1, the electric cable 2 is sequentially inserted into the back cover mechanism, the first sealing ring 3, the clamping mechanism, and the shell 1, thereby realizing convenient installation of the electric cable, and at the same time, the connector structure is simple, compact, reliable, and low cost.

[0023] As a preferred embodiment of the utility model, it may also have the following additional technical features: the clamping mechanism includes a pressing ring 4, on which a gasket 5 is provided, and the gasket 5 is in a wave shape. Thus, conduction between the pressing ring and the housing can be achieved.

[0024] In this embodiment, a contact pressure spring 6 and a second sealing ring 7 are provided outside the housing 1, and the contact pressure spring 6 and the second sealing ring 7 are arranged adjacent to each other and away from one end of the rear cover mechanism. Thus, the contact pressure spring 6 enables the housing to communicate with the cavity inside the housing, and the second sealing ring 7 enables it to seal the cavity inside the housing.

[0025] In this embodiment, the rear cover mechanism includes a first cover body 8 and a second cover body 9, wherein the second cover body 9 is detachably connected to the first cover body 8; a plurality of buckle slots 10 are provided on the first cover body 8; first buckles 11 matching the buckle slots 10 are provided at both ends of the second cover body 9; and a plurality of second buckles 12 matching the buckle slots 10 are provided on the surface of the housing 1. Thus, the electrical cables are stably installed to prevent the electrical cables from loosening.

[0026] In this embodiment, a bellows is also included, and the bellows is installed on the rear cover mechanism, and the electric cable passes through the bellows. Therefore, it is unnecessary to use a heat shrink tube to fix the bellows, that is, a bellows clamp is provided inside the first cover body of the rear cover mechanism in this embodiment.

[0027] The working principle of the utility model is as follows: after stripping the wire sheath, the electric cable 2 is sequentially inserted into the corrugated tube, the rear cover mechanism, the first sealing ring 3, the shielding pressure ring 4, the corrugated gasket 5, and the shell 1; then the terminal is crimped, and the shielding pressure ring 4 is pressed; then the shell 1 is pushed into the crimping part of the pressure ring 2; the first sealing ring 3 of the wire is pushed into the shell 1; then the first cover body 8 is buckled into the shell 1, and the corrugated tube is stuck in the first cover body 8; finally, the second cover body 9 is buckled, and the convenient installation of the electric cable is realized.

[0028] Under the premise that no conflict occurs, those skilled in the art may freely combine and superimpose the above-mentioned additional technical features.

[0029] It is understood that the present invention is described by some embodiments, and those skilled in the art are aware that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. In addition, under the teachings of the present invention, these features and embodiments may be modified to adapt to specific circumstances and materials without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application are within the scope of protection of the present invention.

Claims

1. A new type of quick-plug electromagnetic compatibility connector, characterized in that: It includes a shell and an electric cable passing through the shell. A clamping mechanism for clamping the electric cable is installed in the shell. A first sealing ring is provided at one end of the clamping mechanism. A rear cover mechanism is provided at one end of the first sealing ring. The rear cover mechanism is detachably connected to the shell. The electric cable is sequentially inserted into the rear cover mechanism, the first sealing ring, the clamping mechanism and the shell.

2. The novel quick-plug electromagnetic compatibility connector according to claim 1 is characterized in that: The clamping mechanism comprises a pressing ring, on which a gasket is arranged.

3. The novel quick-plug electromagnetic compatible connector according to claim 2 is characterized in that: The gasket is in a wave shape.

4. The novel quick-plug electromagnetic compatibility connector according to claim 1 is characterized in that: A contact pressure spring and a second sealing ring are arranged outside the shell, and the contact pressure spring and the second sealing ring are arranged adjacent to each other and away from one end of the rear cover mechanism.

5. The novel quick-plug electromagnetic compatibility connector according to claim 1 is characterized in that: The rear cover mechanism comprises a first cover body and a second cover body, wherein the second cover body is detachably connected to the first cover body.

6. The novel quick-plug electromagnetic compatibility connector according to claim 5 is characterized in that: The first cover body is provided with a plurality of buckle grooves.

7. The novel quick-plug electromagnetic compatibility connector according to claim 6 is characterized in that: The two ends of the second cover body are provided with first buckles matched with the buckle grooves.

8. The novel quick-plug electromagnetic compatibility connector according to claim 6 is characterized in that: A plurality of second buckles matched with the buckle grooves are arranged on the surface of the shell.

9. The novel quick-plug electromagnetic compatibility connector according to claim 1 is characterized in that: It also includes a bellows, which is installed on the rear cover mechanism, and the electrical cable passes through the bellows.

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