CN213692372U

CN213692372U - Wiring protective cover of instrument and meter

Info

Publication number: CN213692372U
Application number: CN202022286580.9U
Authority: CN
Inventors: 钟斌
Original assignee: Fujian Chengtuo Electrical Equipment Co ltd
Current assignee: Fujian Chengtuo Electrical Equipment Co ltd
Priority date: 2020-10-14
Filing date: 2020-10-14
Publication date: 2021-07-13
Anticipated expiration: 2030-10-14

Abstract

The utility model discloses a wiring protective cover of instrument and meter, the structure comprises protective glass, cover body, wiring hole, junction box, electric element carrier plate, rotating connecting block, the utility model discloses a wiring protective cover of instrument and meter, through opening the cover body on the junction box, can connect through wiring hole interpenetration wiring, adjust through the junction box at the same time, cover the cover body at last and can protect the wiring, when the cover body contacts with the junction box, the pressed block on the bottom of the cover body can be pressed, thereby pushing gas to come to the air channel through the air channel, make the flexible gasbag on the air channel expand by force, contact with the gap between the cover body and the junction box, seal it, through improving the structure of the equipment, when the equipment is used, can make the protective cover seal the gap between the cover body and the junction box automatically after the protective cover is closed, the sealing performance of the protective cover is enhanced.

Description

Wiring protective cover of instrument and meter

Technical Field

The utility model relates to an instrument and meter's wiring protection casing belongs to instrument and meter protection casing technical field.

Background

The wiring protection casing of instrument and meter is an erection joint on the instrument cabinet, protects its wiring department, conveniently carries out the protection casing of wiring, and its convenient to use carries out the dust isolation to wiring department that can be better, but prior art still has following defect:

when the protection casing is closing the use, often still there is certain clearance between protection casing and the terminal box, leads to under humid environment, and moisture easily causes destruction to the wiring in it in permeating to the terminal box through the gap, is unfavorable for the protection casing to protect the wiring in the terminal box.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an instrument and meter's wiring protection casing to the prior art protection casing of solution often still has certain clearance when carrying out the lid and closing the use between protection casing and the terminal box, leads to under humid environment, and moisture easily causes destruction to wiring in it in permeating to the terminal box through the gap, is unfavorable for the problem that the wiring in the terminal box was protected to the protection casing.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a wiring protective cover of an instrument and meter structurally comprises protective glass, a cover body, a wiring hole, a wiring box, an electric element support plate and a rotary connecting block, wherein the protective glass is embedded in the cover body, the bottom end of the cover body is movably contacted with the top end of the wiring box, the wiring hole and the right end of the wiring box are of an integrated structure, the top end of the electric element support plate is welded with the bottom end of the wiring box, the rotary connecting block is arranged at the left end of the wiring box, the cover body comprises a telescopic air bag, a shell, an air duct, a spring groove, a pressure block and a sliding connecting rod, the top end of the telescopic air bag is welded with the bottom end of the air duct, the shell and the air duct are of an integrated structure, the air duct is arranged at the right end of the air duct, the spring groove and the shell are of an integrated structure, the sliding connecting rod is embedded in the spring groove, and the bottom end of the shell is movably touched with the top end of the junction box.

Further, the cover body is located above the wiring hole.

Furthermore, the rotating connecting block and the cover body are of an integrated structure.

Further, the spring groove is of a cuboid hollow groove structure.

Further, the pressed block is perpendicular to the sliding connecting rod.

Further, the vent groove is of an L-shaped empty groove structure.

Furthermore, the telescopic air bag is made of rubber materials and has good elasticity.

Advantageous effects

The utility model relates to an instrument and meter's wiring protection casing, through opening the cover body on the terminal box, can alternate the wiring through the wiring hole and connect, adjust through the terminal box simultaneously, cover the cover body at last and can protect the wiring, when the cover body contacts with the terminal box, the piece that receives on the shell bottom can the pressurized, thereby promote on gaseous via vent pipe comes to the air channel, make the flexible gasbag atress inflation on the air channel, contact with the gap between the cover body and the terminal box, seal it, structure through the improve equipment, make equipment when using, can close the back at protection casing and terminal box lid, make the automatic gap to between the two of protection casing seal, strengthen the leakproofness that the protection casing used.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural view of a wiring protective cover of an instrument and meter according to the present invention;

FIG. 2 is a detailed structural diagram of a partial cross section of the front view of the cover body of the present invention;

fig. 3 is a detailed structural diagram of a partial cross section of the front view of the cover body of the present invention after operation.

In the figure: the protective glass-1, the cover body-2, the wiring hole-3, the junction box-4, the electric element carrier plate-5, the rotary connecting block-6, the telescopic air bag-21, the shell-22, the vent groove-23, the vent pipe-24, the spring groove-25, the pressure block-26 and the sliding connecting rod-27.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution of a wiring protective cover for an instrument: the structure of the protective glass comprises protective glass 1, a cover body 2, a wiring hole 3, a junction box 4, an electric element carrier plate 5 and a rotary connecting block 6, wherein the protective glass 1 is embedded in the cover body 2, the bottom end of the cover body 2 is movably contacted with the top end of the junction box 4, the wiring hole 3 and the right end of the junction box 4 are in an integrated structure, the top end of the electric element carrier plate 5 is welded with the bottom end of the junction box 4, the rotary connecting block 6 is arranged at the left end of the junction box 4, the cover body 2 comprises a telescopic airbag 21, a shell 22, a vent groove 23, a vent pipe 24, a spring groove 25, a compression block 26 and a sliding connecting rod 27, the top end of the telescopic airbag 21 is welded with the bottom end of the vent groove 23, the shell 22 and the vent groove 23 are in an integrated structure, the vent pipe 24 is arranged at the right end of the vent groove 23, receive the top of piece 26 and sliding connection 27's bottom and weld mutually, sliding connection 27 embedding is installed on spring groove 25, the bottom of shell 22 and the top activity of terminal box 4 are touched, the cover body 2 is located the top of wiring hole 3, it is the integral structure with the cover body 2 to rotate connecting block 6, spring groove 25 is cuboid dead slot structure, receive piece 26 and sliding connection 27 mutually perpendicular, air channel 23 is L type dead slot structure, flexible gasbag 21 adopts the rubber material to make, has better elasticity.

When needs use the protection casing, through opening cover body 2 on the terminal box 4, can alternate the wiring through wiring hole 3 and connect, adjust through terminal box 4 simultaneously, cover body 2 at last and can protect the wiring, when cover body 2 and terminal box 4 contact, the pressure piece 26 on its shell 22 bottom can be pressurized, thereby promote gas on coming to air channel 23 via air duct 24, make the flexible gasbag 21 atress inflation on the air channel 23, contact with the gap between cover body 2 and the terminal box 4, seal it.

The utility model solves the problem that when the protective cover in the prior art is covered and used, a certain gap often exists between the protective cover and the junction box, which causes that moisture easily permeates into the junction box through the gap to damage the wiring in the junction box under the humid environment, and is not beneficial to protecting the wiring in the junction box by the protective cover, through the mutual combination of the above parts, the protective cover 2 on the junction box 4 is opened, the connection can be carried out through the wiring holes 3 in an inserting way, meanwhile, the adjustment is carried out through the junction box 4, finally, the protective cover 2 is covered to protect the wiring, when the protective cover 2 is contacted with the junction box 4, the pressed block 26 on the bottom of the shell 22 is pressed, thereby pushing the gas to the vent groove 23 through the vent pipeline 24, the telescopic air bag 21 on the vent groove 23 is expanded under the stress, and is contacted with the gap between the protective cover 2 and the junction box 4, seal it, through the structure of improvement equipment, make equipment when using, can close the back at protection casing and terminal box lid, make the protection casing automatic seal the gap between the two, strengthen the leakproofness that the protection casing used.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an instrument and meter's wiring protection casing, its structure includes protective glass (1), the cover body (2), wiring hole (3), terminal box (4), electric element support plate (5), rotation connecting block (6), its characterized in that:

the protective glass (1) is embedded and mounted on a cover body (2), the bottom end of the cover body (2) is movably contacted with the top end of a junction box (4), a wiring hole (3) and the right end of the junction box (4) are of an integrated structure, the top end of an electric element carrier plate (5) is welded with the bottom end of the junction box (4), a rotating connecting block (6) is arranged at the left end of the junction box (4), the cover body (2) comprises a telescopic air bag (21), a shell (22), an air channel (23), an air duct (24), a spring groove (25), a pressure block (26) and a sliding connecting rod (27), the top end of the telescopic air bag (21) is welded with the bottom end of the air channel (23), the shell (22) and the air channel (23) are of an integrated structure, the air duct (24) is arranged at the right end of the air channel (23), and the spring groove (25) and the shell (22) are of an integrated structure, the top end of the compression block (26) is welded with the bottom end of the sliding connecting rod (27), the sliding connecting rod (27) is embedded in the spring groove (25), and the bottom end of the shell (22) is movably touched with the top end of the junction box (4).

2. The instrument and meter wiring shield of claim 1, wherein: the cover body (2) is located above the wiring hole (3), and the rotary connecting block (6) and the cover body (2) are of an integrated structure.

3. The instrument and meter wiring shield of claim 1, wherein: the spring groove (25) is of a cuboid hollow groove structure.

4. The instrument and meter wiring shield of claim 1, wherein: the pressure-receiving block (26) is perpendicular to the sliding connecting rod (27).

5. The instrument and meter wiring shield of claim 1, wherein: the vent groove (23) is of an L-shaped empty groove structure.