CN217824546U

CN217824546U - Explosion-proof structure for explosion-proof motor

Info

Publication number: CN217824546U
Application number: CN202221177348.4U
Authority: CN
Inventors: 丁林; 吴戈文; 苏银胜
Original assignee: Shanghai Paitai Automation Co ltd
Current assignee: Shanghai Paitai Automation Co ltd
Priority date: 2022-05-16
Filing date: 2022-05-16
Publication date: 2022-11-15
Anticipated expiration: 2032-05-16

Abstract

The utility model relates to an explosion-proof machine part technical field specifically is an explosion-proof structure for explosion-proof machine, the utility model discloses a make mounting panel area be greater than the radiating hole area, mounting panel back edge is provided with the sealing washer, and the sealing washer position is matched with the radiating hole position, guarantees the sealing connection between mounting panel and the explosion-proof shell, prevents that the rainwater from entering into the explosion-proof shell through the radiating hole inside, dispels the heat to the explosion-proof machine by heat radiation fins this moment; when weather turns fine, the mounting plate is driven to move by the electric push rod, the heat dissipation holes are communicated with the outside to dissipate heat, so that outside water of the explosion-proof motor cannot penetrate into the explosion-proof motor from the heat dissipation holes in rainy and snowy weather, a short circuit of an internal circuit of the explosion-proof motor is caused, and the explosion-proof motor is ensured to be used.

Description

Explosion-proof structure for explosion-proof motor

Technical Field

The utility model relates to an explosion proof machine part technical field specifically is an explosion proof structure for explosion proof machine.

Background

The explosion-proof motor is a motor which can be used in flammable and explosive plants, and does not generate electric sparks during operation. Explosion-proof motors are used as main power equipment, and are generally used for driving pumps, fans, compressors and other transmission machines. It uses a flameproof enclosure to separate the electrical parts that may produce sparks, arcs and dangerous temperatures from the surrounding explosive gas mixture. However, the shell is not sealed, heat dissipation holes are usually designed on the end cover in order to facilitate internal heat dissipation of the explosion-proof motor, and water can permeate into the explosion-proof motor from the heat dissipation holes under the weather of rain and snow to cause short circuit of an internal circuit of the explosion-proof motor and influence the use of the explosion-proof motor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an explosion-proof structure for explosion-proof motor to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an explosion-proof structure for explosion-proof motor, includes installation base and explosion-proof shell, the explosion-proof shell is installed through the bolt in installation base top, motor output shaft is installed to explosion-proof shell one side, explosion-proof shell top one side is provided with the fixing base, electric putter is installed at the fixing base top, the louvre has been seted up to explosion-proof shell both sides surface bottom, the louvre both sides are provided with the slide rail in explosion-proof shell surface, be provided with the mounting panel between the slide rail, a plurality of heat radiation fins is openly evenly installed to the mounting panel, the mounting panel both sides are connected with the gomphosis strip, the positive and negative two sides of gomphosis strip are provided with the sealing strip, explosion-proof fiber layer has been laid at the mounting panel back, be provided with the heat-conducting plate in the middle of explosion-proof fiber layer surface.

Preferably, the output end of the electric push rod is fixedly connected with the top of the mounting plate below the fixing seat, so that the mounting plate can be conveniently driven to move up and down.

Preferably, the mounting panel area is greater than the louvre area, mounting panel back edge is provided with the sealing washer, sealing washer position and louvre position phase-match guarantee the sealing connection between mounting panel and the explosion-proof housing, prevent that the rainwater from entering into inside the explosion-proof housing through the louvre.

Preferably, a plurality of ventilation holes are uniformly formed in the surface of each radiating fin.

Preferably, an embedding groove is formed in the slide rail, the embedding groove is in embedded sliding connection with the embedding strip, sealing grooves are formed in the inner cavity walls of the two sides of the embedding groove, and the sealing grooves are in embedded connection with the sealing strips.

Preferably, the middle of the side wall of the inner cavity of the embedding groove is provided with a roller, the side surface of the embedding strip is provided with a rolling groove, and the rolling groove is clamped with the roller in a rolling manner, so that the mounting plate can move up and down conveniently.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model ensures that the area of the mounting plate is larger than that of the radiating holes, the edge of the back surface of the mounting plate is provided with the sealing ring, the position of the sealing ring is matched with the position of the radiating holes, the sealing connection between the mounting plate and the explosion-proof shell is ensured, rainwater is prevented from entering the interior of the explosion-proof shell through the radiating holes, and the explosion-proof motor is radiated by the radiating fins at the moment; when weather turns fine, the mounting plate is driven to move by the electric push rod, the heat dissipation holes are communicated with the outside to dissipate heat, so that outside water of the explosion-proof motor cannot penetrate into the explosion-proof motor from the heat dissipation holes in rainy and snowy weather, a short circuit of an internal circuit of the explosion-proof motor is caused, and the explosion-proof motor is ensured to be used.

Drawings

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

FIG. 2 is a schematic view of the mounting plate structure of the present invention;

fig. 3 is a schematic view of the slide rail structure of the present invention.

In the figure: 1. installing a base; 2. an explosion-proof housing; 3. a bolt; 4. an output shaft of the motor; 5. a slide rail; 6. heat dissipation holes; 7. mounting a plate; 8. a fixed seat; 9. an electric push rod; 10. a vent hole; 11. heat dissipation fins; 12. a tabling strip; 13. a seal ring; 14. an explosion-proof fiber layer; 15. a heat conducting plate; 16. a sealing strip; 17. a fitting groove; 18. a rolling groove; 19. a roller; 20. sealing the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an explosion-proof structure for explosion-proof motor, including installation base 1 and explosion-proof housing 2, explosion-proof housing 2 is installed through bolt 3 at installation base 1 top, motor output shaft 4 is installed to explosion-proof housing 2 one side, 2 top one sides of explosion-proof housing are provided with fixing base 8, electric putter 9 is installed at fixing base 8 top, 2 both sides surface bottoms of explosion-proof housing have seted up louvre 6, louvre 6 both sides are provided with slide rail 5 in explosion-proof housing 2 surface, be provided with mounting panel 7 between the

slide rail

5, 7 front evenly install a plurality of heat radiation fins 11 of mounting panel, 7 both sides of mounting panel are connected with

gomphosis strip

12, 12 positive and negative two sides of gomphosis strip are provided with

sealing strip

16, 7 backs of mounting panel have laid explosion-

proof fiber layer

14, 14 surperficial middles of explosion-proof fiber layer are provided with heat-conducting plate 15.

Furthermore, the output end of the electric push rod 9 is fixedly connected with the top of the mounting plate 7 below the fixing seat 8, so that the mounting plate 7 is conveniently driven to move up and down.

Further, the area of the mounting plate 7 is larger than the area of the heat dissipation holes 6, the sealing ring 13 is arranged on the edge of the back face of the mounting plate 7, the position of the sealing ring 13 is matched with the position of the heat dissipation holes 6, the sealing connection between the mounting plate 7 and the explosion-proof shell 2 is guaranteed, and rainwater is prevented from entering the explosion-proof shell 2 through the heat dissipation holes 6.

Furthermore, a plurality of ventilation holes 10 are uniformly formed on the surface of the heat dissipation fins 11.

Furthermore, a fitting groove 17 is formed in the slide rail 5, the fitting groove 17 is fitted with the fitting strip 12 for sliding connection, a sealing groove 20 is formed in the inner cavity wall on both sides of the fitting groove 17, and the sealing groove 20 is fitted with the sealing strip 16 for connection.

Furthermore, a roller 19 is installed in the middle of the side wall of the inner cavity of the embedding groove 17, a rolling groove 18 is formed in the side surface of the embedding strip 12, and the rolling groove 18 is connected with the roller 19 in a clamping and rolling mode, so that the mounting plate 7 can move up and down conveniently.

The utility model ensures that the area of the mounting plate 7 is larger than the area of the heat dissipation holes 6, the sealing ring 13 is arranged at the edge of the back surface of the mounting plate 7, the position of the sealing ring 13 is matched with the position of the heat dissipation holes 6, the sealing connection between the mounting plate 7 and the explosion-proof shell 2 is ensured, rainwater is prevented from entering the explosion-proof shell 2 through the heat dissipation holes 6, and the explosion-proof motor is cooled by the heat dissipation fins 11 at the moment; when weather turns fine, the electric push rod 9 drives the mounting plate 2 to move, so that the heat dissipation holes 6 are communicated with the outside to dissipate heat, external water of the explosion-proof motor cannot penetrate into the explosion-proof motor from the heat dissipation holes 6 in rainy and snowy weather, a short circuit of an internal circuit of the explosion-proof motor is caused, and the explosion-proof motor is ensured to be used.

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

Claims

1. The utility model provides an explosion-proof structure for explosion-proof motor, includes installation base (1) and explosion-proof housing (2), its characterized in that: explosion-proof shell (2) are installed through bolt (3) at installation base (1) top, motor output shaft (4) are installed to explosion-proof shell (2) one side, explosion-proof shell (2) top one side is provided with fixing base (8), electric putter (9) are installed at fixing base (8) top, louvre (6) have been seted up to explosion-proof shell (2) both sides surface bottom, louvre (6) both sides are provided with slide rail (5) on explosion-proof shell (2) surface, be provided with mounting panel (7) between slide rail (5), a plurality of heat radiation fin (11) are openly evenly installed to mounting panel (7), mounting panel (7) both sides are connected with gomphosis strip (12), gomphosis strip (12) tow sides are provided with sealing strip (16), mounting panel (7) back laid and are equipped with explosion-proof fiber layer (14), be provided with heat-conducting plate (15) in the middle of explosion-proof fiber layer (14) surface.

2. The explosion-proof structure for the explosion-proof motor according to claim 1, characterized in that: the output end of the electric push rod (9) is fixedly connected with the top of the mounting plate (7) below the fixing seat (8).

3. The explosion-proof structure for an explosion-proof motor according to claim 1, characterized in that: the area of the mounting plate (7) is larger than that of the heat dissipation hole (6), a sealing ring (13) is arranged on the edge of the back face of the mounting plate (7), and the position of the sealing ring (13) is matched with that of the heat dissipation hole (6).

4. The explosion-proof structure for the explosion-proof motor according to claim 1, characterized in that: the surface of the radiating fin (11) is uniformly provided with a plurality of vent holes (10).

5. The explosion-proof structure for the explosion-proof motor according to claim 1, characterized in that: the sliding rail is characterized in that a tabling groove (17) is formed in the sliding rail (5), the tabling groove (17) is connected with the tabling strip (12) in a tabling sliding mode, a sealing groove (20) is formed in the inner cavity walls of the two sides of the tabling groove (17), and the sealing groove (20) is connected with the sealing strip (16) in a tabling mode.

6. An explosion-proof structure for an explosion-proof motor according to claim 5, wherein: the middle of the side wall of the inner cavity of the embedding groove (17) is provided with a roller (19), the side surface of the embedding strip (12) is provided with a rolling groove (18), and the rolling groove (18) is clamped and rolled with the roller (19).