CN219086482U

CN219086482U - Switch board business turn over line seal structure

Info

Publication number: CN219086482U
Application number: CN202223492381.9U
Authority: CN
Inventors: 张磊; 孔德成; 张国铜
Original assignee: Shandong Dingchuang Power Engineering Co ltd
Current assignee: Shandong Dingchuang Power Engineering Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-05-26
Anticipated expiration: 2032-12-27

Abstract

The utility model discloses a power distribution cabinet wire inlet and outlet sealing structure, which comprises an inner sealing assembly and an outer sealing assembly. The inner sealing assembly is arranged in the power distribution cabinet and comprises a sleeve and an inner sealing cover arranged on the sleeve; the external seal assembly sets up in the outside of switch board, and the external seal assembly includes sleeve pipe and external seal cover, and the sleeve pipe runs through the through wires hole on the switch board and the internal telescopic joint of cabinet, and the external seal cover setting is at intraductal, is provided with in the sleeve pipe and is used for sealed pencil snap ring, and the snap ring is the elastic component, and the internal diameter of snap ring is less than the external diameter of pencil. According to the sealing structure, when the power distribution cabinet is sealed by the sealing structure, the inner sealing cover and the outer sealing cover are respectively abutted with the inner wall and the outer wall of the power distribution cabinet, so that the purpose that the sleeve and the sleeve seal the power distribution cabinet is achieved.

Description

Switch board business turn over line seal structure

Technical Field

The utility model relates to the technical field of power distribution cabinets, in particular to a power distribution cabinet wire inlet and outlet sealing structure.

Background

In order to improve the waterproof performance of the power distribution cabinet, the wire harness entering and exiting the power distribution cabinet and the wire inlet and outlet are required to be sealed. For example, the patent power distribution cabinet of the utility model issued by 2021, 09 and 03, has an inlet and outlet sealing structure ZL202022996147.4, which is formed by embedding a wire harness in an upper cavity and a lower cavity and sealing the wire harness and the upper cavity by a sealing ring, so as to achieve the sealing effect. The sealing structure has the following two defects that firstly, the sealing structure cannot be suitable for wire harnesses of different specifications, secondly, the sealing ring is poor in stability with the upper inner cavity, and the sealing structure is easy to fall off along with the wire harnesses, so that the power distribution cabinet loses sealing effect.

Disclosure of Invention

In order to solve the problems, the utility model provides the wire inlet and outlet sealing structure of the power distribution cabinet, when the sealing structure seals the power distribution cabinet, the inner sealing cover and the outer sealing cover are respectively abutted with the inner wall and the outer wall of the power distribution cabinet, so that the purpose of sealing the power distribution cabinet by the sleeve and the sleeve is realized.

The technical scheme of the utility model is as follows:

a power distribution cabinet wire inlet and outlet sealing structure comprises an inner sealing assembly and an outer sealing assembly. The inner sealing assembly is arranged in the power distribution cabinet and comprises a sleeve and an inner sealing cover arranged on the sleeve; the external seal assembly is arranged outside the power distribution cabinet and comprises a sleeve and an external seal cover, the sleeve penetrates through a threading hole in the power distribution cabinet and is connected with a sleeve in the power distribution cabinet, the external seal cover is arranged on the sleeve, a clamping ring used for sealing a wire harness is arranged in the sleeve and is an elastic piece, the inner diameter of the clamping ring is smaller than the outer diameter of the wire harness, and the opposite surfaces of the internal seal cover and the external seal cover are all planes.

Further, the outer sealing assembly further comprises an inner tube, the inner tube is arranged inside the sleeve, and the clamping ring is fixedly connected to the inner wall of the inner tube.

Preferably, the inner wall of the sleeve is provided with an internal thread, one end of the sleeve, which is positioned in the power distribution cabinet, is provided with an external thread, and the sleeve is in threaded connection with the sleeve.

Preferably, the number of the snap rings is plural, and the snap rings are respectively positioned at two ends of the inner tube.

Further, the inner diameter of the clamping ring is not smaller than 4mm, and the thickness is not larger than 2mm.

Preferably, the inner seal housing is located at an end of the sleeve adjacent the outer seal housing.

Specifically, the inner seal housing and the outer seal housing are both tapered structures.

Preferably, a plurality of convex strips which are distributed transversely are arranged outside the sleeve and the sleeve.

Specifically, the outer seal cover, the inner seal cover and the inner tube are all rubber pieces.

The utility model has the beneficial effects that:

1. and an inner sealing cover and an outer sealing cover are respectively arranged on the sleeve and the sleeve, and when the power distribution cabinet is sealed by the sealing structure, the inner sealing cover and the outer sealing cover are respectively abutted against the inner wall and the outer wall of the power distribution cabinet, so that the purpose of sealing the power distribution cabinet by the sleeve and the sleeve is realized.

2. When the pencil runs through the inner tube, the pencil is in butt with the inner edge of snap ring to realize sealing between pencil and the sleeve pipe, and because the snap ring is the elastic component, therefore the snap ring can match with the pencil of multiple specification, and then can seal the pencil of multiple specification.

Drawings

The aspects and advantages of the present application will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model.

In the drawings:

fig. 1 is a schematic structural view of an inlet and outlet wire sealing structure of a power distribution cabinet;

fig. 2 is a schematic structural view of an inner sealing assembly and an outer sealing assembly in an inlet and outlet wire sealing structure of a power distribution cabinet according to the present utility model;

fig. 3 is a cross-sectional view of fig. 1.

The components denoted by reference numerals are:

1 sleeve, 2 inner sealing cover, 3 sleeve, 4 outer sealing cover, 5 clasp, 6 inner tube.

Detailed Description

Referring to fig. 1 to 3, an embodiment of the present utility model provides a power distribution cabinet inlet and outlet line sealing structure, which includes an inner sealing assembly and an outer sealing assembly.

The inner sealing assembly is arranged inside the power distribution cabinet and comprises a sleeve 1 and an inner sealing cover 2 arranged on the sleeve 1. The external seal assembly sets up in the outside of switch board, and the external seal assembly includes sleeve pipe 3 and outer sealed cowling 4, and sleeve pipe 3 runs through the through wires hole on the switch board and is connected with the internal sleeve 1 of cabinet, and outer sealed cowling 4 sets up in sleeve pipe 3, and sleeve pipe 3 part is located the outside of switch board promptly, and part is located the inside sleeve 1 of switch board, is provided with the snap ring 5 that is used for sealed pencil in the sleeve pipe 3, and snap ring 5 is the elastic component, and the internal diameter of snap ring 5 is less than the external diameter of pencil to can be used for sealing multiple specification pencil. Specifically, the inner diameter of the snap ring 5 is not smaller than 4mm, and the outer seal cover 4, the inner seal cover 2 and the snap ring 5 are all rubber pieces.

In addition, the sleeve 1 and the sleeve 3 may be provided with clamping grooves, and the inner seal cover 2 and the outer seal cover 4 may be connected with the sleeve 1 and the sleeve 3 through the clamping grooves. The outer diameter of the sleeve 3 can be equal to or slightly smaller than the diameter of the through hole on the power distribution cabinet, and the inner sealing cover 2 and the outer sealing cover 4 are both conical structures, so that the structures of the inner sealing cover and the outer sealing cover are firmer.

Wherein, the face that interior sealed cowling 2 and outer sealed cowling 4 are the plane to can make interior sealed cowling 2 and outer sealed cowling 4 and the inner wall and the outer wall laminating of switch board, and when seal structure seals the switch board, the pencil runs through snap ring 5, and with the inner edge butt of snap ring 5, thereby realize the seal between pencil and the sleeve pipe 3, interior sealed cowling 2 and outer sealed cowling 4 respectively with switch board inner wall and outer wall butt, with the seal between realization seal structure and the switch board.

Further, the outer sealing assembly further comprises an inner tube 6, the inner tube 6 is arranged inside the sleeve 3, the clamping ring 5 is fixedly connected to the inner wall of the inner tube 6, and the clamping ring 5 and the inner tube 6 can be of an integrated structure so as to increase the stability of the clamping ring 5 and the inner tube 6. Alternatively, the inner tube 6 and the sleeve 3 may be fixedly connected by a glue, and the inner tube 6 may be made of rubber.

Optionally, the inner wall of sleeve 1 is provided with the internal thread, and sleeve 3 is provided with the external screw thread in the one end that sleeve 3 is in the switch board, sleeve 3 and sleeve 1 threaded connection, inlay sleeve 3 in sleeve 1 to screw both, until interior sealed cowling 2 and outer sealed cowling 4 and the inside and outside wall butt of switch board, and utilize threaded connection's self-locking function, make interior sealed cowling 2 and outer sealed cowling 4 closely laminate with the inside and outside wall of switch board, realize sealedly. Specifically, the inner seal housing 2 is disposed at an end of the sleeve 1 near the outer seal housing 4 so that the inner seal housing 2 can be abutted against the inner wall of the power distribution cabinet.

Further, a plurality of convex strips which are transversely distributed are arranged outside the sleeve 1 and the sleeve 3, so that the sleeve 1 and the sleeve 3 can be conveniently rotated.

Optionally, the quantity of snap ring 5 is a plurality of to be located the both ends of inner tube 6 respectively, be favorable to increasing the leakproofness between pencil and the inner tube 6 through increasing the quantity of snap ring 5, and then improve the sealing performance of switch board.

Further, the thickness of the clamping ring 5 is not more than 2mm, so that the wire harness can conveniently penetrate through the clamping rings 5, and labor is saved.

The foregoing is only illustrative of the preferred embodiments of the present utility model, and any modifications, equivalents, improvements and others that fall within the spirit and principles of the present utility model are intended to be included within the scope of the present utility model.

Claims

1. Switch board business turn over line seal structure, its characterized in that includes:

the inner sealing assembly is arranged in the power distribution cabinet and comprises a sleeve (1) and an inner sealing cover (2) arranged on the sleeve (1);

the external seal assembly is arranged outside the power distribution cabinet and comprises a sleeve (3) and an external seal cover (4), the sleeve (3) penetrates through a threading hole in the power distribution cabinet and is connected with a sleeve (1) in the power distribution cabinet, the external seal cover (4) is arranged on the sleeve (3), a clamping ring (5) for sealing a wire harness is arranged in the sleeve (3), the clamping ring (5) is an elastic piece, the inner diameter of the clamping ring (5) is smaller than the outer diameter of the wire harness, and the opposite surfaces of the internal seal cover (2) and the external seal cover (4) are all planes.

2. The power distribution cabinet wire inlet and outlet sealing structure according to claim 1, wherein the outer sealing assembly further comprises an inner tube (6), the inner tube (6) is arranged inside the sleeve (3), and the clamping ring (5) is fixedly connected to the inner wall of the inner tube (6).

3. The power distribution cabinet wire inlet and outlet sealing structure according to claim 1, wherein an inner wall of the sleeve (1) is provided with an inner thread, one end of the sleeve (3) in the power distribution cabinet is provided with an outer thread, and the sleeve (3) is in threaded connection with the sleeve (1).

4. The power distribution cabinet wire inlet and outlet sealing structure according to claim 2, wherein the number of the clamping rings (5) is plural, and the clamping rings are respectively positioned at two ends of the inner tube (6).

5. The power distribution cabinet wire inlet and outlet sealing structure according to claim 4, wherein the inner diameter of the clamping ring is not smaller than 4mm, and the thickness is not larger than 2mm.

6. The power distribution cabinet wire inlet and outlet sealing structure according to claim 1, wherein the inner sealing cover (2) is located at one end of the sleeve (1) close to the outer sealing cover (4).

7. The power distribution cabinet wire inlet and outlet sealing structure according to claim 6, wherein the inner sealing cover (2) and the outer sealing cover (4) are both conical structures.

8. The power distribution cabinet wire inlet and outlet sealing structure according to claim 1, wherein a plurality of convex strips which are distributed transversely are arranged outside the sleeve (1) and the sleeve (3).

9. The power distribution cabinet wire inlet and outlet sealing structure according to claim 1, wherein the outer sealing cover (4), the inner sealing cover (2) and the inner tube (6) are all rubber pieces.