CN217158004U

CN217158004U - Waterproof sealing element for underwater electric switch

Info

Publication number: CN217158004U
Application number: CN202220807452.0U
Authority: CN
Inventors: 刘广超
Original assignee: Xiamen Xiashun Sealing Member Industry And Trade Co ltd
Current assignee: Xiamen Xiashun Sealing Member Industry And Trade Co ltd
Priority date: 2022-04-09
Filing date: 2022-04-09
Publication date: 2022-08-09
Anticipated expiration: 2032-04-09

Abstract

The utility model belongs to the technical field of the electrical switch and specifically relates to relate to electrical switch water sealing spare under water, including the electrical equipment body, install the electrical switch of electrical equipment body outer wall and the snap ring of welding at electrical switch bottom outer wall, the electrical switch is located the department cover between snap ring and the electrical equipment body and is equipped with the seal cover, and the top outer wall butt fusion of seal cover has the toper locating piece, the butt fusion of top inner wall center department of seal cover has the pressure piece, and presses the bottom outer wall of pressure piece and electrical switch's top contact, the bottom of seal cover is equipped with seal structure. The utility model discloses a support frame and supporting spring keep corrugate thread bush in resilience performance under water, annular gasbag cooperation charging connector and spacing arch prop up the bottom of seal cover under the snap ring is spacing for it seals to fill sealing ring and rubber seal ring cooperation annular gasbag, improves sealing ability, convenient to use.

Description

Waterproof sealing element for underwater electric switch

Technical Field

The utility model relates to an electrical equipment technical field especially relates to underwater electric switch water sealing member.

Background

Electrical equipment is a general term for equipment such as generators, transformers, power lines, and circuit breakers in power systems. The important role played by electric power in our life and production is not ignored, brings great convenience to our life, and becomes an important energy source in our production and life. The most critical factor for normal operation and transmission of electric power in a power plant is electric equipment, an electric switch of part of the electric equipment is positioned underwater, and a traditional sealing sleeve is inconvenient to open the switch and is easy to leak water.

Disclosure of Invention

The utility model aims at solving the shortcoming that exists among the prior art, and the electric switch water proof sealing spare under water that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

electric switch water proof sealing spare under water includes the electrical equipment body, installs the electric switch and the welding at the electrical switch of electrical equipment body outer wall at the snap ring of electrical switch bottom outer wall, the department cover that the electrical switch is located between snap ring and the electrical equipment body is equipped with the seal cover, and the top outer wall butt fusion of seal cover has the toper locating piece, the butt fusion of top inner wall center department of seal cover has the pressure piece, and presses the bottom outer wall of pressure piece and the top contact of electrical switch, the bottom of seal cover is equipped with seal structure.

Preferably, the inner wall of the side edge of the bottom end of the sealing sleeve is welded with support frames distributed at equal intervals, a support spring is fixed in each support frame, and the sealing sleeve is of a corrugated structure.

Preferably, the sealing structure comprises filling grooves which are equidistantly formed in the outer wall of the bottom of the sealing sleeve, two limiting protrusions welded on the inner wall of the bottom of the sealing sleeve, an annular air bag which is fixed on the inner wall of the bottom of the sealing sleeve and located between the limiting protrusions, and a sealing groove formed in the outer wall of one side of each limiting protrusion.

Preferably, it has the packing rubber ring to bond in the packing recess, and bonds in the seal groove and have the rubber seal ring, one side of annular gasbag is connected with the intake pipe, and the other end of intake pipe is connected with the charging connector.

Preferably, the contact position of the air inlet pipe and the outer wall of the sealing sleeve is coated with a sealing glue, the filling rubber ring is in contact with the outer wall of the electrical equipment body, and the rubber sealing ring is in contact with the outer wall of the electrical switch.

Preferably, the outer wall of the annular air bag is in contact with the outer wall of the clamping ring, and a sealing cover is connected to the inflating nozzle in a threaded mode.

The utility model has the advantages that:

1. keep corrugated thread bush at underwater resilience performance through support frame and supporting spring, annular gasbag cooperation charging connector and spacing arch prop up the bottom of seal cover under the snap ring is spacing for it seals to fill sealing ring and rubber seal ring cooperation annular gasbag, improves sealing ability, convenient to use.

Drawings

Fig. 1 is a schematic view of a main sectional structure of a waterproof sealing member of an underwater electrical switch according to the present invention;

fig. 2 is an enlarged schematic structural view of a sealing structure of the waterproof sealing member of the underwater electrical switch provided by the utility model;

fig. 3 is the utility model provides an electrical switch waterproof sealing member's under water spatial structure schematic diagram.

In the figure: the air-conditioning device comprises an electrical equipment body 1, an electrical switch 2, a snap ring 3, a sealing sleeve 4, a conical positioning block 5, a pressing block 6, a sealing structure 7, a supporting frame 8, a supporting spring 9, a filling groove 10, a filling rubber ring 11, a rubber sealing ring 12, a limiting bulge 13, an annular air bag 14, an air inlet pipe 15 and an air charging nozzle 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example 1:

referring to fig. 1-2, the underwater electric switch waterproof sealing member comprises an electric equipment body 1, an electric switch 2 installed on the outer wall of the electric equipment body 1 and a clamping ring 3 welded on the outer wall of the bottom of the electric switch 2, a sealing sleeve 4 is sleeved on the position, between the clamping ring 3 and the electric equipment body 1, of the electric switch 2, a conical positioning block 5 is welded on the outer wall of the top of the sealing sleeve 4 in a welding mode, a pressing block 6 is welded on the center of the inner wall of the top of the sealing sleeve 4 in a welding mode, the outer wall of the bottom of the pressing block 6 is in contact with the top of the electric switch 2, a sealing structure 7 is arranged at the bottom of the sealing sleeve 4, supporting frames 8 distributed at equal intervals are welded on the inner wall of the side edge of the bottom of the sealing sleeve 4, a supporting spring 9 is fixed in the supporting frame 8, and the sealing sleeve 4 is of a corrugated structure;

the resilience of the corrugated thread bush 4 under water is maintained by the support frame 8 and the support spring 9.

Example 2:

referring to fig. 1-3, the sealing structure 7 comprises a filling groove 10 formed in the outer wall of the bottom of the sealing sleeve 4 at equal intervals, two limiting protrusions 13 welded to the inner wall of the bottom of the sealing sleeve 4, an annular air bag 14 fixed to the inner wall of the bottom of the sealing sleeve 4 and located between the limiting protrusions 13, and a sealing groove formed in the outer wall of one side of each limiting protrusion 13, a filling rubber ring 11 is bonded in the filling groove 10, a rubber sealing ring 12 is bonded in the sealing groove, an air inlet pipe 15 is connected to one side of the annular air bag 14, an air charging nozzle 16 is connected to the other end of the air inlet pipe 15, a sealant is coated at the contact position of the air inlet pipe 15 and the outer wall of the sealing sleeve 4, the filling rubber ring 11 is in contact with the outer wall of the electrical equipment body 1, the rubber sealing ring 12 is in contact with the outer wall of the electrical switch 2, the outer wall of the annular air bag 14 is in contact with the outer wall of the snap ring 3, and the sealing cover is in threaded connection with the air charging nozzle 16;

the annular air bag 14 is matched with the inflating nozzle 16 and the limiting bulge 13 to support the bottom of the sealing sleeve 4 under the limiting effect of the clamping ring 3, so that the filling sealing ring 11 and the rubber sealing ring 12 are matched with the annular air bag 14 to seal, the sealing capacity is improved, and the use is convenient.

The working principle is as follows: during the use, with seal cover 4 cover be located between snap ring 3 and the electrical equipment body 1 at electrical switch 2 outer wall, later aerify annular gasbag 14 through charging connector 16, annular gasbag 14 aerifys the back inflation support snap ring 3 and makes the bottom outer wall of seal cover 4 and the laminating of electrical equipment body 1 outer wall, packing rubber ring 11 and sealing rubber ring 12 seal cover 4, supporting spring 9 on the support frame 8 is supporting seal cover 4, prevent that seal cover 4 from receiving water pressure under water and weakening the resilience force, press seal cover 4 top through toper locating piece 5, press briquetting 6 and electrical switch 2 contact to open and close.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Electric switch water proof sealing spare under water, including electrical equipment body (1), install electric switch (2) and the snap ring (3) of welding at electrical switch (2) bottom outer wall at electrical equipment body (1) outer wall, its characterized in that, electric switch (2) are located the cover of department between snap ring (3) and electrical equipment body (1) and are equipped with seal cover (4), and the top outer wall fusion of seal cover (4) has toper locating piece (5), the top inner wall center fusion of seal cover (4) has and presses pressure piece (6), and presses the bottom outer wall of pressure piece (6) and the top contact of electric switch (2), the bottom of seal cover (4) is equipped with seal structure (7).

2. The underwater electric switch waterproof sealing member as claimed in claim 1, wherein the inner wall of the side edge of the bottom end of the sealing sleeve (4) is welded with support frames (8) which are distributed equidistantly, a support spring (9) is fixed in each support frame (8), and the sealing sleeve (4) is of a corrugated structure.

3. The underwater electric switch waterproof sealing member as claimed in claim 1, wherein the sealing structure (7) comprises filling grooves (10) equidistantly formed in the outer wall of the bottom of the sealing sleeve (4), two limiting protrusions (13) welded to the inner wall of the bottom of the sealing sleeve (4), an annular air bag (14) fixed to the inner wall of the bottom of the sealing sleeve (4) and located between the limiting protrusions (13), and a sealing groove formed in the outer wall of one side of the limiting protrusions (13).

4. The underwater electric switch waterproof sealing member according to claim 3, wherein a filling rubber ring (11) is bonded in the filling groove (10), a rubber sealing ring (12) is bonded in the sealing groove, an air inlet pipe (15) is connected to one side of the annular air bag (14), and an air charging nozzle (16) is connected to the other end of the air inlet pipe (15).

5. The underwater electric switch waterproof sealing member as claimed in claim 4, wherein the contact part of the air inlet pipe (15) and the outer wall of the sealing sleeve (4) is coated with a sealing glue, the filling rubber ring (11) is in contact with the outer wall of the electric equipment body (1), and the rubber sealing ring (12) is in contact with the outer wall of the electric switch (2).

6. The underwater electrical switch watertight seal according to claim 3, wherein an outer wall of the annular air bag (14) is in contact with an outer wall of the snap ring (3), and a sealing cap is screwed in the charging nipple (16).