CN216356280U

CN216356280U - Energy-saving explosion-proof motor

Info

Publication number: CN216356280U
Application number: CN202123060008.1U
Authority: CN
Inventors: 刘林锁
Original assignee: Shenhai Explosion Proof Technology Co ltd
Current assignee: Shenhai Explosion Proof Technology Co ltd
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-04-19
Anticipated expiration: 2031-12-07

Abstract

The utility model discloses an energy-saving explosion-proof motor, which belongs to the technical field of explosion-proof equipment and comprises a motor main body, a front end cover and a rear end cover, wherein the inside of the rear end cover is hollow to form an electric appliance installation cavity, the front end of the electric appliance installation cavity is provided with a convex groove, the rear end of the motor main body is provided with an annular bulge close to the circumference, the inside of the annular bulge and the rear end face of the motor main body form a wiring cavity, a wiring bus bar is arranged in the wiring cavity, the rear end face of the motor main body is provided with a wiring port, the joint of the outer edge of the annular bulge and the rear end face of the motor main body is provided with a sealing groove, and a silencing sealing ring is arranged in the sealing groove. According to the utility model, through improving the wiring structure of the traditional motor, the traditional wiring box arranged on the side wall of the motor is replaced by arranging the electric appliance installation cavity in the rear end cover and arranging the wiring cavity on the end face of the rear side of the motor main body, so that the wiring space is expanded while the attractiveness of the motor is kept, and the problem that the traditional motor is inconvenient for installing electronic devices in the wiring box is solved.

Description

Energy-saving explosion-proof motor

Technical Field

The utility model relates to the technical field of explosion-proof equipment, in particular to an energy-saving explosion-proof motor.

Background

The explosion-proof motor is a motor which can be used in flammable and explosive places, and does not generate electric sparks during operation. The explosion-proof motor is mainly used in coal mine, petroleum and natural gas, petrochemical industry and chemical industry. In addition, the method is widely applied to the departments of textile, metallurgy, urban gas, traffic, grain and oil processing, paper making, medicine and the like. Explosion-proof motors are used as main power equipment, and are generally used for driving pumps, fans, compressors, other transmission machines and the like.

The junction box of the existing explosion-proof motor is usually arranged on the side wall of the motor main body, and in order to ensure the attractiveness of the motor, the internal space of the existing junction box is small, and electronic devices such as a rectifier and the like are inconvenient to add; in view of this, we propose an energy-saving explosion-proof motor.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

The present invention is directed to an energy-saving explosion-proof motor to solve the above problems.

2. Technical scheme

The utility model provides an energy-saving explosion-proof motor, includes motor main part, front end housing and rear end cap, the front end housing is equipped with motor main part front end, motor main part rear end is located to the rear end cap, the inside cavity of rear end cap forms the electrical apparatus installation cavity, protruding groove has been seted up to electrical apparatus installation cavity front end, motor main part rear end is close to circumference department and is equipped with annular arch, the inside and motor main part rear end terminal surface of annular arch constitute the wiring chamber, be equipped with the female row of working a telephone switchboard in the wiring chamber, motor main part rear end terminal surface is equipped with the wiring mouth, the sealed groove has been seted up with motor main part rear end terminal surface junction to the protruding outer fringe of annular, be equipped with the amortization sealing washer in the sealed groove.

Preferably, the protruding groove is matched with the annular protrusion in a plugging mode.

Preferably, the circumferential outer wall of the rear end cover is provided with an outlet.

Preferably, the noise reduction sealing ring comprises an outer metal ring, an inner metal ring and noise reduction cotton; the inner metal ring gap is arranged on the inner side of the outer metal ring, and the silencing cotton is arranged in the gap between the outer metal ring and the inner metal ring.

Preferably, outer metal loop inner wall is that the annular is equidistant to be equipped with a plurality of posts of inserting, the relative a plurality of positions of inserting the post of interior metal loop outer wall is equipped with a plurality of inserted bars, the inserted bar passes the through-hole on the amortization cotton and inserts the post cooperation of pegging graft.

Preferably, the end face of the inner side of the electric appliance installation cavity is axially provided with a heat dissipation column, and the heat dissipation column is composed of a connecting part in a triangular conical shape and a hollow tubular heat collection part arranged at the tip part of the connecting part.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

1. according to the utility model, through improving the wiring structure of the traditional motor, the traditional wiring box arranged on the side wall of the motor is replaced by arranging the electric appliance installation cavity in the rear end cover and arranging the wiring cavity on the end face of the rear side of the motor main body, so that the wiring space is expanded while the attractiveness of the motor is kept, and the problem that the traditional electronic device is inconvenient to install in the wiring box is solved.

2. The noise reduction sealing ring is arranged between the motor main body and the rear end cover, and the noise reduction is carried out on the motor through the design of the noise reduction sealing ring, so that the explosion-proof motor has the advantages of energy conservation and noise reduction.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the rear end structure of the motor body according to the present invention;

FIG. 3 is a schematic view of the rear end cap and its connection structure of the present invention;

FIG. 4 is a schematic diagram of a disassembled structure of the silencing sealing ring of the present invention;

the reference numbers in the figures illustrate: 1. a motor main body; 2. a front end cover; 3. a rear end cap; 4. an electrical appliance mounting cavity; 5. an annular projection; 6. a wiring cavity; 7. a wiring busbar; 8. a sealing groove; 9. a silencing sealing ring; 901. an outer metal ring; 902. an inner metal ring; 903. silencing cotton; 904. inserting a column; 905. inserting a rod; 10. a raised groove; 11. a wiring port; 12. an outlet; 13. a heat-dissipating column; 1301. a connecting portion; 1302. a heat collecting part.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides an energy-saving explosion-proof motor, including motor body 1, front end housing 2 and rear end cap 3, front end housing 2 is equipped with 1 front end of motor body, 1 rear end of motor body is located to rear end cap 3, the inside cavity of rear end cap 3 forms electrical apparatus installation cavity 4, protruding groove 10 has been seted up to electrical apparatus installation cavity 4 front end, the department is equipped with annular arch 5 near the circumference in the 1 rear end of motor body, the inside and 1 rear end face of motor body of annular arch 5 constitute wiring chamber 6, be equipped with female 7 of arranging of working a telephone switchboard in the

wiring chamber

6, 1 rear end face of motor body is equipped with wiring port 11, annular arch 5 outer fringe and the 1 rear end face junction of motor body have seted up seal groove 8, be equipped with amortization sealing washer 9 in the seal groove 8. According to the utility model, the wiring structure of the traditional motor is improved, so that the traditional wiring box arranged on the side wall of the motor is replaced by arranging the electric appliance installation cavity 4 in the rear end cover 3 and arranging the wiring cavity 6 on the rear end face of the motor main body 1, the attractiveness of the motor is kept, and meanwhile, the wiring space is expanded, thereby solving the problem that the traditional wiring box is inconvenient for installing electronic devices. According to the utility model, the silencing sealing ring 9 is arranged between the motor main body 1 and the rear end cover 3, and the noise of the motor is reduced through the design of the silencing sealing ring 9, so that the explosion-proof motor has the advantages of energy conservation and noise reduction.

Specifically, the protruding groove 10 is matched with the annular protrusion 5 in an inserting manner, so that the rear end cover 3 and the motor main body 1 can be stably installed conveniently.

Furthermore, the outer wall of the circumference of the rear end cover 3 is provided with an outlet 12.

Still further, the noise reduction sealing ring 9 comprises an outer metal ring 901, an inner metal ring 902 and noise reduction cotton 903; the inner metal ring 902 is arranged inside the outer metal ring 901 in a clearance manner, and the silencing cotton 903 is arranged in the clearance between the outer metal ring 901 and the inner metal ring 902.

Furthermore, a plurality of inserting columns 904 are arranged on the inner wall of the outer metal ring 901 at equal intervals in an annular manner, a plurality of inserting rods 905 are arranged on the outer wall of the inner metal ring 902 at positions corresponding to the plurality of inserting columns 904, and the inserting rods 905 penetrate through holes in the silencing cotton 903 and are in inserting fit with the inserting columns 904. According to the utility model, the retainer consisting of the outer metal ring 901 and the inner metal ring 902 is designed, and the silencing cotton 903 is stably filled into the sealing groove 8 by the retainer, so that the novel noise reduction ring is durable in use and has a good noise reduction effect.

It should be noted that the heat dissipation column 13 is axially disposed on the inner side end surface of the electrical installation cavity 4, and the heat dissipation column 13 is composed of a connection portion 1301 in a triangular cone shape and a hollow tube-shaped heat collection portion 1302 disposed at the tip of the connection portion 1301.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an energy-saving explosion-proof motor, includes motor main part (1), front end housing (2) and rear end cap (3), front end housing (2) are equipped with motor main part (1) front end, motor main part (1) rear end, its characterized in that are located in rear end cap (3): the utility model discloses a motor, including rear end cover (3), inside cavity formation electrical apparatus installation cavity (4) of rear end cover, protruding groove (10) have been seted up to electrical apparatus installation cavity (4) front end, motor main part (1) rear end is close to circumference department and is equipped with annular arch (5), annular arch (5) are inside to constitute wiring chamber (6) with motor main part (1) rear end face, be equipped with wiring female arranging (7) in wiring chamber (6), motor main part (1) rear end face is equipped with wiring mouth (11), seal groove (8) have been seted up with motor main part (1) rear end face junction to annular arch (5) outer fringe, be equipped with amortization sealing washer (9) in seal groove (8).

2. An energy-saving explosion-proof motor according to claim 1, wherein: the protruding groove (10) is matched with the annular protrusion (5) in an inserting mode.

3. An energy-saving explosion-proof motor according to claim 1, wherein: and the outer wall of the circumference of the rear end cover (3) is provided with a wire outlet (12).

4. An energy-saving explosion-proof motor according to claim 1, wherein: the noise reduction sealing ring (9) comprises an outer metal ring (901), an inner metal ring (902) and noise reduction cotton (903); the inner metal ring (902) is arranged at the inner side of the outer metal ring (901) in a clearance mode, and the silencing cotton (903) is arranged in the clearance between the outer metal ring (901) and the inner metal ring (902).

5. An energy-saving explosion-proof motor according to claim 4, wherein: the inner wall of the outer metal ring (901) is provided with a plurality of inserting columns (904) at equal intervals in an annular mode, a plurality of inserting rods (905) are arranged at the positions, corresponding to the plurality of inserting columns (904), of the outer wall of the inner metal ring (902), and the inserting rods (905) penetrate through holes in the silencing cotton (903) and are in inserting fit with the inserting columns (904).

6. An energy-saving explosion-proof motor according to claim 1, wherein: the heat dissipation device is characterized in that a heat dissipation column (13) is axially arranged on the end face of the inner side of the electric appliance installation cavity (4), and the heat dissipation column (13) is composed of a triangular conical connecting portion (1301) and a hollow tubular heat collection portion (1302) arranged at the tip of the connecting portion (1301).