CN220291793U - Flameproof motor junction box - Google Patents

Abstract

The utility model relates to the technical field of motor junction boxes, in particular to an explosion-proof motor junction box which comprises a junction box seat, a junction box cover and a junction cavity, wherein the junction box cover is assembled at the top of the junction box seat, the junction cavity is formed in the junction box seat, an assembly structure is arranged in the junction box seat, the assembly structure comprises a mounting plate and an outgoing line device, the mounting plate is assembled and covered at the bottom of the junction box seat, the outgoing line device is assembled at one side of the junction box seat, a junction bolt is inserted and assembled in the mounting plate, and the outgoing line device is provided with a module structure. The utility model is convenient to install in different occasions, can meet two different explosion-proof modes of planar explosion-proof and spigot explosion-proof, and is more convenient to install under modularized assembly.

Description

Flameproof motor junction box

Technical Field

The utility model relates to the technical field of motor junction boxes, in particular to an explosion-proof motor junction box.

Background

At present, the terminal box of low pressure explosion-proof motor is to the explosion-proof structure of IIB/IIC difference, box seat, mounting panel, frame are two sets of structures, partial motor is through increasing the mode of terminal box support transition that said, realize the unification of frame structure, the additional cost of support has also been brought simultaneously, and the complexity of installation, user's cable inlet wire mainly has rubber cover, steel cloth, three kinds of structures of gram, but inconvenient realization rubber cover, steel cloth, the public one set of terminal box seat of gram, the management degree of difficulty increases, on-the-spot replacement is inconvenient, and the inlet wire sealing washer is discrete type, the cable is various, the flameproof structure inefficacy problem that cable and sealing washer mismatch caused often appears.

The existing junction box is inconvenient to uniformly match and install when in use, and is inconvenient to realize a set of junction box seat for rubber sleeve, steel cloth and gram, and the explosion-proof structure caused by mismatching of cables and sealing rings influences the convenience of installation and use. Therefore, there is a need for an explosion-proof motor junction box to solve the above problems.

Disclosure of Invention

The utility model aims to provide an explosion-proof motor junction box, which solves the problems that the conventional junction box provided in the background art is inconvenient to uniformly match and install in use, a set of junction box seat common to rubber sleeves, steel cloth and gram is inconvenient to realize, and an explosion-proof structure caused by mismatching of cables and sealing rings influences the convenience in installation and use.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an explosion-proof motor terminal box, includes terminal box seat, terminal box cover and wiring inner chamber, terminal box seat top is equipped with the terminal box cover, the wiring inner chamber has been seted up to terminal box seat inside, the inside assembly structure that is provided with of terminal box seat, assembly structure includes mounting panel and outlet device, the mounting panel assembly covers in terminal box seat bottom, outlet device assembly is in terminal box seat one side, the inside plug-in of mounting panel is equipped with the binding bolt, outlet device is provided with modular structure.

Preferably, the assembly parts are inserted into the side edges of the periphery of the mounting plate, and grooves corresponding to the assembly parts are formed in the periphery of the mounting plate.

Preferably, the mounting plate is a square movable block.

Preferably, the lower end of the wiring bolt is integrally embedded into the mounting plate, and the lower end of the wiring bolt is provided with a protruding part for preventing the wiring bolt from rotating.

Preferably, the outer edge of the protruding part is hexagonal.

Preferably, the junction of the wire outlet device and the junction box seat is arranged in a downward inclined mode.

Preferably, the module structure comprises a mounting part and a fastener, wherein the mounting part is arranged at one end of the wire outlet device far away from the junction box seat, and the wire outlet bucket is assembled on the side edge of the mounting part through the fastener.

Preferably, a limiting piece is arranged in the middle of the outgoing line bucket and used for clamping the cable.

Preferably, the side end of the wire outlet device is provided with a module rubber sleeve or a module steel cloth or a module gram corresponding to the wire outlet bucket through a mounting part and a fastener.

Preferably, when assembling module rubber cover or module steel cloth, the device head end of being qualified for next round of competitions is equipped with seal structure, seal structure includes sealing washer and metal retaining ring, the metal retaining ring is used for the sealing washer spacing.

Compared with the prior art, the utility model has the beneficial effects that:

this flameproof motor terminal box is provided with assembly structure, under assembly structure's setting, the installation of being convenient for to the mounting panel is used for the terminal box can satisfy two kinds of different flameproof patterns of plane flameproof, tang flameproof, is applicable to different explosion-proof places, through this design, has improved the convenience and the practicality of terminal box.

This flameproof motor terminal box is provided with modular structure, is convenient for make the device side of arriving line modularization, is convenient for switch the assembly of module rubber cover, module steel cloth and module gram, through this design, has improved terminal box's convenience and practicality.

Drawings

FIG. 1 is a schematic elevational cross-sectional view of the structure of the present utility model;

FIG. 2 is a schematic top view of a junction box seat according to the present utility model;

FIG. 3 is a schematic elevational view of the structure of the present utility model;

FIG. 4 is an enlarged schematic view of the structure A in FIG. 1 according to the present utility model;

FIG. 5 is a schematic top view in partial cross section of the front end of the modular assembly line outlet of the present utility model;

in the figure: 111. a junction box seat; 112. a junction box cover; 113. a wiring cavity; 2. assembling a structure; 211. a mounting plate; 212. a wire outlet device; 213. a wiring bolt; 214. a fitting; 215. a boss; 216. a sealing structure; 3. a modular structure; 311. a mounting part; 312. a fastener; 313. an outlet hopper; 314. a limiting piece; 315. a module rubber sleeve; 316. a module steel cloth; 317. modular gelan.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, an embodiment of the present utility model is provided:

the explosion-proof motor junction box comprises a junction box seat 111, a junction box cover 112 and a junction box cavity 113, wherein the junction box cover 112 is assembled at the top of the junction box seat 111, the junction box cavity 113 is formed in the junction box seat 111, an assembly structure 2 is arranged in the junction box seat 111, the assembly structure 2 comprises a mounting plate 211 and an outgoing line device 212, the mounting plate 211 is assembled and covered at the bottom of the junction box seat 111, the outgoing line device 212 is assembled at one side of the junction box seat 111, a junction bolt 213 is inserted and assembled in the mounting plate 211, and the outgoing line device 212 is provided with a module structure 3;

fitting parts 214 are inserted into the peripheral side edges of the mounting plate 211, and grooves corresponding to the fitting parts 214 are formed in the periphery of the mounting plate 211. The mounting plate 211 is a square movable block, so that the mounting plate is convenient to be assembled on different occasions in a matched manner, and the assembly and use effects are better;

the lower end of the wiring bolt 213 is integrally embedded into the mounting plate 211, the lower end of the wiring bolt 213 is provided with a protruding part 215, the protruding part 215 is used for preventing the wiring bolt 213 from rotating, and the outer edge of the protruding part 215 is hexagonal, so that the height between the wiring bolt 213 and the mounting plate 211 is conveniently reduced, and the condition of failure of an explosion-proof structure caused by mismatching of a user field cable and a sealing ring is improved;

the junction between the outlet device 212 and the junction box base 111 is inclined downward. By the design, the bending radius of the cable can be reduced, and meanwhile, the function of preventing water on the cable from seeping into the junction box along the cable is achieved;

the module structure 3 includes a mounting portion 311 and a fastener 312, the mounting portion 311 is disposed at an end of the outlet device 212 remote from the junction box base 111, and an outlet bucket 313 is assembled to a side of the mounting portion 311 via the fastener 312. The middle part of the outgoing line bucket 313 is provided with a limiting piece 314 for clamping a cable, and the outgoing line bucket 313 is conveniently assembled in a butt joint way through the design, so that the subsequent use is convenient;

the side end of the wire outlet device 212 is provided with a module rubber sleeve 315 or a module steel cloth 316 or a module gram 317 corresponding to the wire outlet hopper 313 through a mounting part 311 and a fastener 312, and through the design, different design requirements can be conveniently met;

when the module rubber sleeve 315 or the module steel cloth 316 is assembled, the sealing structure 216 is assembled at the head end of the wire outlet device 212, the sealing structure 216 comprises a sealing ring and a metal check ring, and the metal check ring is used for limiting the sealing ring.

Working principle: when needs butt joint motor wiring, through the cooperation of mounting panel 211 and assembly piece 214, be convenient for assemble terminal box seat 111 in different occasions, satisfy two kinds of different flameproof patterns of planar flameproof promptly, the tang flameproof, and under the setting of wiring bolt 213, be convenient for reduce the height of mounting panel 211 and wiring bolt 213, simultaneously under the hexagonal setting, be convenient for prevent rotating when operation is used, further, under the setting of wiring bolt 213 bottom sealing washer, and under seal structure 216's cooperation, be convenient for improve the flameproof structure inefficacy problem that user's on-the-spot cable and sealing washer mismatch caused, simultaneously through the slope setting of outlet device 212, can reduce the bending radius of cable, have the ponding that prevents on the cable to ooze into the terminal box in the while, when the installation, through the setting of installation portion 311 and fastener 312, be convenient for change different outlet scoop 313, be convenient for assemble under the cooperation of fastener 312 and installation portion 311, be convenient for switch different module cover 315, module steel cloth 316 and module rubber 317, make the operation installation more convenient, the operation is finished.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

Claims (10)

1. The utility model provides an explosion-proof motor terminal box, includes terminal box seat (111), terminal box cover (112) and wiring inner chamber (113), terminal box seat (111) top is equipped with terminal box cover (112), inside wiring inner chamber (113) of having seted up of terminal box seat (111), its characterized in that: the novel junction box is characterized in that an assembly structure (2) is arranged inside the junction box seat (111), the assembly structure (2) comprises a mounting plate (211) and an outgoing line device (212), the mounting plate (211) is assembled and covered at the bottom of the junction box seat (111), the outgoing line device (212) is assembled on one side of the junction box seat (111), a wiring bolt (213) is inserted and arranged inside the mounting plate (211), and the outgoing line device (212) is provided with a module structure (3).

2. The explosion-proof motor junction box according to claim 1, wherein: fitting parts (214) are inserted into the peripheral side edges of the mounting plate (211), and grooves corresponding to the fitting parts (214) are formed in the periphery of the mounting plate (211).

3. The explosion-proof motor junction box according to claim 1 or 2, wherein: the mounting plate (211) is a square movable block.

4. The explosion-proof motor junction box according to claim 1, wherein: the wiring bolt (213) lower extreme is whole imbeds mounting panel (211), wiring bolt (213) lower extreme is equipped with bellying (215), bellying (215) are used for preventing wiring bolt (213) rotation.

5. The explosion-proof motor junction box according to claim 4, wherein: the outer edge of the protruding part (215) is hexagonal.

6. The explosion-proof motor junction box according to claim 1, wherein: the junction of the wire outlet device (212) and the junction box seat (111) is arranged in a downward inclined mode.

7. The explosion-proof motor junction box according to claim 1, wherein: the module structure (3) comprises a mounting part (311) and a fastening piece (312), wherein the mounting part (311) is arranged at one end, far away from the junction box base (111), of the wire outlet device (212), and a wire outlet bucket (313) is assembled on the side edge of the mounting part (311) through the fastening piece (312).

8. The explosion-proof motor junction box of claim 7, wherein: and a limiting piece (314) is arranged in the middle of the outgoing line bucket (313) and is used for clamping a cable.

9. The explosion-proof motor junction box of claim 7, wherein: the side end of the wire outlet device (212) is provided with a module rubber sleeve (315) or a module steel cloth (316) or a module gram (317) which correspond to the wire outlet hopper (313) through a mounting part (311) and a fastener (312).

10. The explosion-proof motor junction box of claim 9, wherein: when the module rubber sleeve (315) or the module steel cloth (316) is assembled, the head end of the wire outlet device (212) is provided with a sealing structure (216), the sealing structure (216) comprises a sealing ring and a metal check ring, and the metal check ring is used for limiting the sealing ring.