Protective cable terminal shell

Abstract

The utility model discloses a protective cable terminal shell, and belongs to the field of cable terminals. A protective cable terminal shell comprises a shell body and a cable body arranged in the shell body, and further comprises an installation column which is arranged in the shell body, a second limiting groove is formed in the installation column, and the inner wall of the second limiting groove is fixedly connected with a pressing ring; the first limiting groove is formed in the end, close to the mounting column, of the shell, a fixing block is rotationally connected to the inner wall of the first limiting groove, a connecting plate is fixedly connected to the side wall of the fixing block, and a guide groove is formed in the inner wall of the first limiting groove; according to the utility model, the mounting column is rotated to press the fixing block, so that the fixing block fixes the cable body through the sliding of the connecting plate and the guide groove, and meanwhile, the pressing ring in the limiting groove II extrudes the sealing blocks through the limiting ball, so that the plurality of groups of sealing blocks slide to seal the cable body; and the cable body is simply and conveniently fixed and sealed.

Description

Technical Field

[0001] The utility model relates to the technical field of cable terminals, in particular to a protective cable terminal housing. Background Art

[0002] The scope of use of protective cable terminal housings is mainly related to their design functions and characteristics. Generally speaking, this type of housing is mainly used to protect cable terminals, especially in environments that need to prevent mechanical damage, chemical corrosion or environmental influences.

[0003] After searching, the Chinese patent authorization number CN215221694U discloses a cable terminal device, including: a main shell, a prefabricated terminal is installed at the top, and a grounding spring is arranged at the bottom end of the main shell; a plurality of umbrella skirts are assembled to the outer surface of the main shell; and an electric stress control tube main body, a top end of which is connected to an electric stress control tube head, and the electric stress control tube head is fixedly connected to the prefabricated terminal, and the bottom end of the electric stress control tube main body is set as a bottom tube body, but it is still inconvenient to install the cable terminal, and effective sealing operation cannot be performed. Utility Model Content

[0004] The utility model aims to solve the problem of many installation steps and complicated process in the prior art, and proposes a protective cable terminal housing.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A protective cable terminal shell comprises a shell and a cable body arranged inside the shell, and also comprises a mounting column arranged inside the shell, wherein a limiting groove 2 is provided inside the mounting column, and a pressing ring is fixedly connected to the inner wall of the limiting groove 2; a limiting groove 1 is provided at one end of the shell close to the mounting column, and a fixing block is rotatably connected to the inner wall of the limiting groove 1, and a connecting plate is fixedly connected to the side wall of the fixing block; a guide groove is provided on the inner wall of the limiting groove 1, and a reset spring 1 is fixedly connected to the inner wall of the guide groove, and the end of the reset spring 1 away from the inner wall of the guide groove is fixedly connected to the connecting plate.

[0007] Furthermore, the mounting column is threadedly connected to an inner wall of the limiting groove.

[0008] Furthermore, a plurality of slide grooves are provided inside the shell, and sealing blocks are slidably connected inside the slide grooves.

[0009] Furthermore, the outer walls of the multiple groups of sealing blocks are all provided with sealing rubber, and the multiple groups of sealing blocks are combined to form a closed circular ring.

[0010] Furthermore, a fixing plate is fixedly connected to the side wall of the sealing block, and a pressurized airbag is fixedly connected below the fixing plate.

[0011] Furthermore, a sealing airbag is fixedly connected to the inner wall of the shell, and the sealing airbag is connected to the pressurized airbag through a connecting groove opened inside the shell.

[0012] Furthermore, a second return spring is fixedly connected between the fixing plate and the shell.

[0013] Furthermore, a limiting ball is rotatably connected inside the sealing block, and the limiting ball is slidably connected to the pressing ring.

[0014] Furthermore, the connecting plate is slidably connected to the guide groove.

[0015] Furthermore, the surface of the sealing block is configured as an inclined surface.

[0016] Compared with the prior art, the utility model provides a protective cable terminal housing, which has the following beneficial effects:

[0017] 1. The protective cable terminal housing rotates the mounting column to press the fixing block, so that the fixing block fixes the cable body through the sliding of the connecting plate and the guide groove. At the same time, the pressing ring inside the second limiting groove squeezes the sealing block through the limiting ball, so that multiple groups of sealing blocks slide to seal the cable body, and the cable body is simply and conveniently fixed and sealed.

[0018] 2. The protective cable terminal housing squeezes the pressurized airbag through the fixing plate on one side of the sealing block, so that the gas inside the pressurized airbag enters the sealing airbag through the connecting groove, and then the sealing airbag expands to further seal the cable body, thereby improving the sealing effect.

[0019] The parts not involved in the device are the same as those in the prior art or can be implemented by using the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a three-dimensional main structural diagram of a protective cable terminal housing proposed by the utility model;

[0021] Figure 2 This is a structural schematic diagram of a cross-sectional view of a mounting post in a protective cable terminal housing proposed by the utility model;

[0022] Figure 3 This is a structural schematic diagram of a cross-sectional view of a shell in a protective cable terminal housing proposed by the utility model;

[0023] Figure 4 A protective cable terminal housing proposed by the utility model Figure 3 A schematic diagram of the structure of the enlarged area in the middle A;

[0024] Figure 5 This is a structural schematic diagram of a conjoined slot portion in a protective cable terminal housing proposed by the utility model;

[0025] Figure 6 This is a structural schematic diagram of a fixed block part in a protective cable terminal housing proposed by the utility model;

[0026] Figure 7 The utility model is a schematic structural diagram of a sealing block part in a protective cable terminal housing.

[0027] In the figure: 1. Shell; 2. Cable body; 3. Mounting column; 4. Limiting groove 1; 5. Fixing block; 6. Connecting plate; 7. Guide groove; 8. Return spring 1; 9. Slide groove; 10. Sealing block; 11. Limiting ball; 12. Fixing plate; 13. Return spring 2; 14. Pressurized airbag; 15. Connecting groove; 16. Sealing airbag; 17. Limiting groove 2; 18. Pressing ring. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present invention will be described clearly and completely 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.

[0029] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0030] Reference Figure 1-Figure 7 A protective cable terminal housing comprises a shell 1 and a cable body 2 arranged inside the shell 1, and also comprises a mounting column 3 arranged inside the shell 1, a limiting groove 17 is arranged inside the mounting column 3, and a pressing ring 18 is fixedly connected to the inner wall of the limiting groove 17, a limiting groove 4 is arranged at one end of the shell 1 close to the mounting column 3, a fixing block 5 is rotatably connected to the inner wall of the limiting groove 4, a connecting plate 6 is fixedly connected to the side wall of the fixing block 5, a guide groove 7 is arranged on the inner wall of the limiting groove 4, a reset spring 8 is fixedly connected to the inner wall of the guide groove 7, and an end of the reset spring 8 away from the inner wall of the guide groove 7 is fixedly connected to the connecting plate 6.

[0031] The mounting column 3 is threadedly connected to the inner wall of the limiting groove 4, so that the mounting column 3 slides along the inside of the limiting groove 4 toward the inside of the limiting groove 4 while rotating.

[0032] A plurality of slide grooves 9 are provided inside the shell 1, and sealing blocks 10 are slidably connected inside the slide grooves 9. The mounting column 3 is rotated to press the fixing block 5, so that the fixing block 5 fixes the cable body 2 through the sliding of the connecting plate 6 and the guide groove 7. At the same time, the pressing ring 18 inside the limiting groove 17 squeezes the sealing block 10 through the limiting ball 11, so that the plurality of sealing blocks 10 slide to seal the cable body 2, and the cable body 2 is fixed and sealed simply and conveniently.

[0033] The outer walls of the multiple sets of sealing blocks 10 are all provided with sealing rubber, and the multiple sets of sealing blocks 10 are combined to form a closed ring to perform a sealing operation on the cable body 2.

[0034] A fixing plate 12 is fixedly connected to the side wall of the sealing block 10 , and a pressurized air bag 14 is fixedly connected below the fixing plate 12 .

[0035] A sealing airbag 16 is fixedly connected to the inner wall of the shell 1 , and the sealing airbag 16 is connected to the booster airbag 14 through a connecting groove 15 opened inside the shell 1 . The booster airbag 14 is pressed by the fixing plate 12 to expand the sealing airbag 16 to further seal the cable body 2 .

[0036] A second return spring 13 is fixedly connected between the fixed plate 12 and the housing 1 to support the sealing block 10 so that multiple groups of sealing blocks 10 can slide synchronously to avoid gaps.

[0037] The sealing block 10 is rotatably connected with a limiting ball 11 inside, and the limiting ball 11 is slidably connected with the pressing ring 18 to reduce the wear on the sealing block 10 .

[0038] The connecting plate 6 is slidably connected to the guide groove 7 to guide the rotation of the fixing block 5 so as to better fix the cable body 2 .

[0039] The surface of the sealing block 10 is arranged as an inclined surface to prevent the pressing ring 18 from causing wear to the sealing block 10 during the rotation process.

[0040] In the utility model, the mounting column 3 is rotated to press the fixing block 5, so that the fixing block 5 fixes the cable body 2 through the sliding of the connecting plate 6 and the guide groove 7, and at the same time, the pressing ring 18 inside the limiting groove 17 squeezes the sealing block 10 through the limiting ball 11, so that multiple groups of sealing blocks 10 slide to seal the cable body 2, and the cable body 2 is simply and conveniently fixed and sealed. The booster airbag 14 is squeezed by the fixing plate 12 on one side of the sealing block 10, so that the gas inside the booster airbag 14 enters the sealing airbag 16 through the connecting groove 15, and then the sealing airbag 16 expands to further seal the cable body 2, thereby improving the sealing effect.

[0041] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A protective cable terminal housing, comprising a housing (1) and a cable body (2) arranged inside the housing (1), characterized in that: Also includes: A mounting column (3) is arranged inside the housing (1), a second limiting groove (17) is provided inside the mounting column (3), and a pressing ring (18) is fixedly connected to the inner wall of the second limiting groove (17); A limiting groove (4) is provided at one end of the housing (1) close to the mounting column (3); a fixing block (5) is rotatably connected to the inner wall of the limiting groove (4); and a connecting plate (6) is fixedly connected to the side wall of the fixing block (5); A guide groove (7) is formed on the inner wall of the limiting groove (4); a return spring (8) is fixedly connected to the inner wall of the guide groove (7); and one end of the return spring (8) away from the inner wall of the guide groove is fixedly connected to the connecting plate (6).

2. A protective cable terminal housing according to claim 1, characterized in that: The mounting column (3) is threadedly connected to the inner wall of the first limiting groove (4).

3. The protective cable terminal housing according to claim 1, characterized in that: A plurality of groups of slide grooves (9) are provided inside the housing (1), and sealing blocks (10) are slidably connected inside the slide grooves (9).

4. A protective cable terminal housing according to claim 3, characterized in that: The outer walls of the multiple groups of sealing blocks (10) are all provided with sealing rubber, and the multiple groups of sealing blocks (10) are combined to form a closed circular ring.

5. The protective cable terminal housing according to claim 3, characterized in that: A fixing plate (12) is fixedly connected to the side wall of the sealing block (10), and a pressurized air bag (14) is fixedly connected below the fixing plate (12).

6. The protective cable terminal housing according to claim 1, characterized in that: A sealing airbag (16) is fixedly connected to the inner wall of the shell (1), and the sealing airbag (16) is connected to the pressurized airbag (14) via a connecting groove (15) provided inside the shell (1).

7. The protective cable terminal housing according to claim 5, characterized in that: A second return spring (13) is fixedly connected between the fixing plate (12) and the housing (1).

8. The protective cable terminal housing according to claim 3, characterized in that: The sealing block (10) is rotatably connected to a limiting ball (11) inside, and the limiting ball (11) is slidably connected to a pressing ring (18).

9. The protective cable terminal housing according to claim 1, characterized in that: The connecting plate (6) is slidably connected to the guide groove (7).

10. The protective cable terminal housing according to claim 3, characterized in that: The surface of the sealing block (10) is arranged as an inclined surface.

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