CN218920151U

CN218920151U - Explosion-proof waterproof motor line box

Info

Publication number: CN218920151U
Application number: CN202223133097.2U
Authority: CN
Inventors: 马先华
Original assignee: Guangdong Xintaichuang Transmission Technology Co ltd
Current assignee: Guangdong Xintaichuang Transmission Technology Co ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-04-25
Anticipated expiration: 2032-11-24

Abstract

The utility model discloses an explosion-proof waterproof motor wire box, and relates to the technical field of junction boxes: the wiring shell is fixedly arranged on the fixed base, and the fixed base is locked on the outer wall of the motor through bolts; the top cover structure is detachably arranged on the opening at the top end of the wiring shell; the wiring cylinder is fixedly arranged on the side wall of the wiring shell along the vertical direction; and the reinforced sealing structure is arranged between the top cover structure and the wiring shell. The explosion-proof waterproof motor wire box has good explosion-proof waterproof effect when facing to extreme working environments, and reduces the occurrence of accidents. Meanwhile, convenience of workers is improved, and maintenance difficulty of the workers is reduced.

Description

Explosion-proof waterproof motor line box

Technical Field

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

Background

The junction box is a common structure applied to a motor, plays a role in protecting a motor wiring part, and has higher requirements on the motor, in particular to waterproof and explosion-proof performances due to requirements of motor application scenes, such as equipment motors applied to coal mine engineering, machining processes or petroleum exploitation;

in the prior art, the patent with the publication number of CN213151566U describes an explosion-proof junction box, which is also a common scheme at present, and comprises a box body, a top cover and a sealing sleeve, wherein the top cover is sealed and buckled at the top of the box body to form a hollow wiring inner cavity, a gas plugging pipe is arranged on the top cover, screw thread grooves are formed in extension parts at two ends of the box body, screw holes which penetrate through the cover body and are opposite to the screw thread grooves are formed in two sides of the top cover, an arc-shaped groove is formed in the bottom end of the top cover at the inner side of the screw hole, and nitrile rubber is arranged in the arc-shaped groove; the through hole of one end lateral wall of box body department is equipped with the compact heap, the through hole department of the other end lateral wall is equipped with the nipple, and the inside bottom of box body is equipped with more than one seal tube, and the inside heating pipe that has cup jointed of seal tube, the inside seal tube surface of box body cup joint the explosion-proof clamping ring of bottom fixed on the box body. The explosion-proof junction box can realize effective sealing of the box body, prevent water vapor from entering, regularly clean dangerous gas in the box body, and is convenient to assemble and disassemble and safer and more convenient to use.

According to the prior art, the protection structure of the junction box is less, when facing high-density dust and oil exploitation or humid environment, unstable connection lines are easily generated due to insufficient sealing, the motor of a light person stops working due to failure, and the motor of a heavy person generates construction accidents, so that a waterproof explosion-proof motor box with high stability, easy maintenance and better sealing performance is needed.

Disclosure of Invention

The utility model aims to provide an explosion-proof waterproof motor wire box, which solves the problem that in the prior art, when facing high-density dust and oil exploitation or humid environment, unstable connection lines are easily generated due to insufficient sealing.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an explosion-proof waterproof motor wire box, comprising:

the wiring shell is fixedly arranged on the fixed base, and the fixed base is locked on the outer wall of the motor through bolts;

the top cover structure is detachably arranged on the opening at the top end of the wiring shell;

the wiring cylinder is fixedly arranged on the side wall of the wiring shell along the vertical direction;

and the reinforced sealing structure is arranged between the top cover structure and the wiring shell.

In one possible embodiment, the roof structure comprises: the wiring cover is provided with a plurality of first positioning holes, an extension ring is fixedly arranged at the bottom end of the wiring cover, the outer diameter of the bottom of the extension ring is smaller than the outer diameter of the top of the extension ring, and an abutting surface is arranged in the middle of the outer wall of the extension ring; the observation assembly is arranged in the middle of the top end of the wiring cover; the annular groove is formed in the bottom end of the wiring cover and located on the outer side of the extension ring, and a first sealing ring matched with the annular groove is arranged at the top end of the wiring shell.

In one possible embodiment, the viewing assembly comprises: the transparent plate is fixedly arranged in the middle of the top end of the wiring cover, and a handle groove is formed in the wiring cover on the adjacent side of the transparent plate; the buckle cover is detachably arranged at the top end of the transparent plate, and the top end face of the buckle cover and the top end face of the wiring cover are located in the same plane.

In one possible embodiment, the connection housing is further provided with: the fixing seats are fixedly arranged below the outer edge part of the top end of the wiring shell; a plurality of second positioning holes are formed in the fixing base, and the positions of the second positioning holes correspond to the positions of the first positioning holes.

In one possible embodiment, the reinforcing seal structure includes: the embedded part is fixedly arranged in the inner cavity of the wiring shell and is adjacent to the wiring cover; the annular bulge is fixedly arranged on the inner wall of the embedded part, the arrangement depth of the annular bulge is matched with the position of the middle abutting surface of the extension ring, and the annular bulge is congruent with the vertical projection contour line of the inner wall of the wiring shell; the second sealing ring is fixedly arranged between the annular bulge and the abutting surface of the extension ring.

In one possible embodiment, a sealing cap is also screwed onto the outer wall of the connection tube.

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

1. this explosion-proof waterproof motor line box, including the wiring section of thick bamboo for connect the outside circuit of motor, wiring shell and fixing base, be used for installing the wiring position at the motor, realize the protective effect to motor wiring position through the wiring shell, strengthen seal structure, can carry out further sealedly to the top cap structure, its is sealed to have dual effect, when facing extreme operational environment, like high carriage return, the high moist service scenario, compare in the terminal box that only is provided with the individual layer sealing washer, have better explosion-proof waterproof effect, reduce the emergence of accident.

2. This explosion-proof waterproof motor line box is provided with the top cap structure, and wherein the top cap structure is provided with the transparent plate for dismantling the setting in the top cap structure, is provided with the buckle closure on the transparent plate, and the buckle closure can protect the transparent plate, opens after the buckle closure, need not to dismantle the wiring lid, can see inside wiring state, and the staff of being convenient for protects it and maintains.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the top cover according to the present utility model;

fig. 3 is a schematic cross-sectional view of the present utility model.

In the figure: 1. the top cover structure, 2, a wiring cylinder, 3, a sealing cap, 4, a fixed base, 5, a wiring shell, 6, a fixed seat, 7, a first sealing ring, 8, an annular groove, 9, a transparent plate, 10, a handle groove, 11, a first positioning hole, 12, a second positioning hole, 13, an extension ring, 14, an embedding part, 15, an annular bulge, 16, a second sealing ring, 17 and a buckle cover.

Detailed Description

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 to 3, the present utility model provides a technical solution: an explosion-proof waterproof motor wire box, comprising: the motor comprises a top cover structure 1, a wiring cylinder 2, a fixed base 4, a wiring shell 5 and a reinforced sealing structure, wherein the wiring shell 5 is fixedly arranged on the fixed base 4, and the fixed base 4 is locked on the outer wall of the motor through bolts; the top cover structure 1 is detachably arranged on an opening at the top end of the wiring shell 5; the wiring cylinder 2 is fixedly arranged on the side wall of the wiring shell 5 along the vertical direction; the reinforcing seal structure is provided between the top cover structure 1 and the terminal housing 5.

It can be appreciated that, the explosion-proof waterproof motor line box that this application embodiment provided, including wiring section of thick bamboo 2, be used for connecting the outside circuit of motor, wiring shell 5 and fixing base 6, be used for installing the wiring position at the motor, realize the protection effect to motor wiring position through wiring shell 5, strengthen seal structure, can carry out further sealedly to top cap structure 1, its is sealed to have dual effect, when facing extreme operational environment, like the high carriage return, the use scene of high humidity, compare in the terminal box that only is provided with the individual layer sealing washer, have better explosion-proof waterproof effect, reduce the production of accident.

In some examples, still further, the roof structure 1 comprises: the wiring cover, the observation assembly, the annular groove 8, the first positioning hole 11, the extension ring 13 and the abutting surface; the wiring cover is provided with a plurality of first positioning holes 11, the bottom end of the wiring cover is fixedly provided with an extension ring 13, the outer diameter of the bottom of the extension ring 13 is smaller than the outer diameter of the top of the extension ring 13, and the middle part of the outer wall of the extension ring 13 is provided with an abutting surface; the observation component is arranged in the middle of the top end of the wiring cover; the annular groove 8 is formed in the bottom end of the wiring cover and is located on the outer side of the extension ring 13, and the top end of the wiring shell 5 is provided with a first sealing ring 7 matched with the annular groove 8.

It can be understood that, observe the subassembly and can just can observe the wiring state of junction box inside when not dismantling wiring lid or top cap structure 1, improve the convenience of maintainer work, practice thrift the maintenance time cost, extend ring 13 along with the installation of top cap structure 1, it enters into in the wiring shell 5, extend ring 13 bottom external diameter is less than extend ring 13 top external diameter, extend ring 13's outer wall middle part is equipped with the butt face, through the inseparable butt of contact surface with second sealing washer 16, then realized the second sealing procedure to this device, whole sealing process need not extra installation process, the practicality is higher.

In some examples, further, the observation component comprises: the transparent plate 9 and the buckle cover 17, the transparent plate 9 is fixedly arranged in the middle of the top end of the wiring cover, and the wiring cover on the adjacent side of the transparent plate 9 is provided with a buckle groove 10; the buckle cover 17 is detachably arranged at the top end of the transparent plate 9, and the top end face of the buckle cover 17 and the top end face of the wiring cover are positioned in the same plane.

It can be understood that the device is also provided with the top cover structure 1, wherein the top cover structure 1 is detachably arranged, the transparent plate 9 is arranged in the top cover structure 1, the transparent plate 9 is provided with the buckle cover 17, the buckle cover 17 can protect the transparent plate 9, after the buckle cover 17 is opened, the internal wiring state can be seen without disassembling the wiring cover, and the device is convenient for workers to protect and maintain the transparent plate 9;

illustratively, the handle slot 10 is provided to facilitate the lifting of the cover 17 by a maintenance person, and is optionally disposed in a magnetic manner to increase the securing effect of the cover 17.

In some examples, further, the terminal shell 5 is further provided with: the fixing seats 6 are fixedly arranged below the outer edge part of the top end of the wiring shell 5; a plurality of second positioning holes 12 are formed in the fixing seat 6, and the positions of the second positioning holes 12 correspond to those of the first positioning holes 11.

It can be appreciated that the fixing base 6 provides a necessary space for the second positioning hole 12, and the top cover structure 1 and the terminal housing 5 can be simply and fixedly connected by using a bolt fixing manner through the positions of the second positioning hole 12 and the first positioning hole 11, and are in a higher connection state after connection.

In some examples, further, reinforcing the seal structure includes: the embedded part 14, the annular bulge 15 and the second sealing ring 16, wherein the embedded part 14 is fixedly arranged in the inner cavity of the wiring shell 5 and is adjacent to the wiring cover; the annular bulge 15 is fixedly arranged on the inner wall of the embedded part 14, the arrangement depth of the annular bulge is matched with the position of the middle abutting surface of the extension ring 13, and the vertical projection contour line of the annular bulge 15 and the inner wall of the wiring shell 5 is congruent; the second sealing ring 16 is fixedly arranged between the abutting surfaces of the annular protrusion 15 and the extension ring 13.

In a specific implementation process, the reinforced sealing structure comprises an embedded part 14, wherein the embedded part corresponds to the position of the extension ring 13, when the top cover structure 1 and the wiring shell 5 are combined, the extension ring 13 is integrally positioned in the embedded part 14, and then the first positioning hole 11 and the second positioning hole 12 are screwed down, the first sealing ring 7 and the second sealing ring 16 are extruded and deformed, and are respectively positioned in the annular groove 8 and on the abutting surface, so that the double sealing structure is formed.

In some examples, a sealing cap 3 is further screwed on the outer wall of the wiring cylinder 2, so as to further ensure the sealing effect of the motor connection circuit.

In the description of the present utility model, it should be understood that the terms "congruent," "bottom," "one end," "top," "middle," "other end," "upper," "one side," "top," "inner," "front," "two ends," etc. designate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify description, and do not designate or imply that the apparatus or element being referred to must have a particular orientation, be constructed and operate in a particular orientation; also, unless expressly specified and limited otherwise, the terms "disposed," "mounted," "connected," "fixedly mounted," and the like should be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An explosion-proof waterproof motor line box, characterized by comprising:

the wire connection device comprises a fixed base (4) and a wire connection shell (5), wherein the wire connection shell (5) is fixedly arranged on the fixed base (4), and the fixed base (4) is locked on the outer wall of the motor through a bolt;

the top cover structure (1), the top cover structure (1) is detachably arranged on an opening at the top end of the wiring shell (5);

the wiring cylinder (2) is fixedly arranged on the side wall of the wiring shell (5) along the vertical direction;

and the reinforced sealing structure is arranged between the top cover structure (1) and the wiring shell (5).

2. An explosion-proof waterproof motor wire box according to claim 1, wherein: the roof structure (1) comprises:

the wiring cover is provided with a plurality of first positioning holes (11), the bottom end of the wiring cover is fixedly provided with an extension ring (13), the outer diameter of the bottom of the extension ring (13) is smaller than the outer diameter of the top of the extension ring (13), and the middle part of the outer wall of the extension ring (13) is provided with an abutting surface;

the observation assembly is arranged in the middle of the top end of the wiring cover;

the annular groove (8), the bottom of junction box is seted up in annular groove (8) just be located extend the outside of ring (13), the top of junction box (5) is provided with first sealing washer (7) with annular groove (8) assorted.

3. An explosion-proof waterproof motor wire box according to claim 2, wherein: the viewing assembly includes:

the transparent plate (9), the transparent plate (9) is fixedly arranged in the middle of the top end of the wiring cover, and a hand buckling groove (10) is formed in the wiring cover on the adjacent side of the transparent plate (9);

the buckle cover (17), the detachable top that settles of buckle cover (17) transparent plate (9), just the top terminal surface of buckle cover (17) with the top terminal surface of wiring lid is located the coplanar.

4. An explosion-proof waterproof motor wire box according to claim 2, wherein: the wiring shell (5) is also provided with:

the fixing seats (6) are fixedly arranged below the outer edge part of the top end of the wiring shell (5); a plurality of second positioning holes (12) are formed in the fixing seat (6), and the positions of the second positioning holes (12) correspond to the positions of the first positioning holes (11).

5. An explosion-proof waterproof motor wire box according to claim 2, wherein: the reinforcing seal structure includes:

the embedded part (14), the embedded part (14) is fixedly arranged in the inner cavity of the wiring shell (5) and is adjacent to the wiring cover;

the annular bulge (15) is fixedly arranged on the inner wall of the embedded part (14), the arrangement depth of the annular bulge (15) is matched with the position of the middle abutting surface of the extension ring (13), and the annular bulge (15) is congruent with the vertical projection contour line of the inner wall of the wiring shell (5);

the second sealing ring (16) is fixedly arranged between the annular bulge (15) and the abutting surface of the extension ring (13).

6. An explosion-proof waterproof motor wire box according to claim 1, wherein:

the outer wall of the wiring cylinder (2) is also connected with a sealing cap (3) in a threaded manner.