CN217362827U - Quick heat abstractor of explosion-proof machine - Google Patents
Quick heat abstractor of explosion-proof machine Download PDFInfo
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- CN217362827U CN217362827U CN202221972539.XU CN202221972539U CN217362827U CN 217362827 U CN217362827 U CN 217362827U CN 202221972539 U CN202221972539 U CN 202221972539U CN 217362827 U CN217362827 U CN 217362827U
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Abstract
A quick heat dissipation device of an explosion-proof motor effectively solves the problems of small heat dissipation area, low heat dissipation efficiency and the like, and comprises an explosion-proof casing, an explosion-proof end cover, a junction box and a rotor shaft, wherein a first fan is coaxially fixed on the rotor shaft, the first fan faces to the right end, a first chain wheel is coaxially fixed on the rotor shaft and is positioned between the explosion-proof end cover and the first fan, a first protective cover is installed on the explosion-proof casing, a cylinder is fixedly arranged at the upper end of the first protective cover, a conical cylinder with the same axis is fixed at the left end of the cylinder, a horizontal rotating shaft is arranged in the cylinder, a second fan and a second chain wheel are coaxially fixed on the rotating shaft, the second fan faces to the left end, the first chain wheel and the second chain wheel are connected through a chain, the diameter of the conical cylinder is sequentially reduced from right to left, the left end of the conical cylinder faces to the junction box, a cooling box is fixed on the upper end face of the conical cylinder, and a cooling pipeline communicated with the two ends of the cooling box is sequentially wound on the inner surface of the conical cylinder, one side of the conical cylinder close to the explosion-proof casing is provided with a plurality of through holes.
Description
Technical Field
The utility model relates to the technical field of motors, especially, relate to a quick heat abstractor of explosion-proof motor.
Background
Explosion-proof motors are a class of motors that have explosion-proof properties, typically by enclosing the electrical equipment within a housing that prevents the explosive mixture outside the housing from propagating around the motor's electrically powered parts, preventing sparks, arcs, or dangerous temperatures from causing an explosion.
Explosion-proof machine can produce a large amount of heats in the use, and not only the organism is inside can the heat production, and the inside heat that also can produce of terminal box, current explosion-proof machine's heat dissipation only dispels the heat to the organism to radiating efficiency is not high, greatly reduced the service life of equipment.
SUMMERY OF THE UTILITY MODEL
To the above situation, in order to overcome the defects of the prior art, the present invention aims to provide a rapid heat dissipation device for explosion-proof motor, which effectively solves the problems of small heat dissipation area, low heat dissipation efficiency, etc.
The technical scheme for solving the problem is that the explosion-proof motor comprises an explosion-proof casing, an explosion-proof end cover and a junction box, wherein a rotor shaft in the horizontal direction is arranged in the explosion-proof casing, a first fan positioned on the outer side of the explosion-proof end cover is coaxially fixed on the rotor shaft, the first fan faces towards the right end, a first chain wheel is coaxially fixed on the rotor shaft, and the first chain wheel is positioned between the explosion-proof end cover and the first fan;
install the first protection casing that corresponds with first fan on the explosion-proof casing, first protection casing upper end is fixed with the drum, the circular cone section of thick bamboo of same axis is fixed with to the drum left end, be equipped with the axis of rotation of horizontal direction in the drum, the coaxial second fan and the second sprocket of being fixed with of axis of rotation, the second fan face is towards the left end, first sprocket and second sprocket are connected through the chain, the diameter of circular cone section of thick bamboo reduces from right to left in proper order, the left end of circular cone section of thick bamboo is towards the terminal box, circular cone section of thick bamboo up end is fixed with the cooler bin, the interior surface of circular cone section of thick bamboo is twined in order has the communicating cooling tube with the cooler bin both ends, one side that is close to the explosion-proof casing in the circular cone section of thick bamboo is equipped with the multiple-pass hole.
Preferably, the right end of the cylinder is provided with a second protective cover, and the first protective cover and the second protective cover are both provided with a plurality of heat dissipation holes.
Preferably, a support is fixed in the cylinder, and the rotating shaft is rotatably connected with the support.
Preferably, the cooling tank is filled with water.
Preferably, the cooling pipeline is provided with a booster pump positioned outside the conical cylinder.
The utility model discloses more traditional equipment has following benefit: 1) the linkage is good, the synchronous heat dissipation of the machine body and the junction box of the explosion-proof motor is realized, the omnibearing heat dissipation treatment of the explosion-proof motor is realized, the heat dissipation area is large, and the working efficiency is high; 2) the structure is ingenious, the chain wheel principle is adopted, the synchronous linkage of the first fan and the second fan is realized, the air flows generated by the first fan and the second fan are opposite, water circulation cooling gas is combined, the rapid cooling around the junction box and the explosion-proof casing is realized, the continuity is good, the safety and the reliability are realized, and the service life of equipment is prolonged.
Drawings
Fig. 1 is a schematic view of a front view of the present invention.
Fig. 2 is a schematic diagram of a cross-sectional view of the cylinder and cone of fig. 1.
Fig. 3 is a schematic view of the three-dimensional structure of the middle cone of the present invention.
Fig. 4 is a schematic view of the three-dimensional structure of the middle support of the present invention.
Detailed Description
The following describes the embodiments of the present invention in further detail with reference to the attached drawings.
As shown in fig. 1 to 4, the quick heat dissipation device for the explosion-proof motor comprises an explosion-proof casing 1, an explosion-proof end cover 2 and a junction box 3, wherein a rotor shaft 4 in the horizontal direction is arranged in the explosion-proof casing 1, a first fan 5 positioned on the outer side of the explosion-proof end cover 2 is coaxially fixed on the rotor shaft 4, the first fan 5 faces towards the right end, a first chain wheel is coaxially fixed on the rotor shaft 4, and the first chain wheel is positioned between the explosion-proof end cover 2 and the first fan 5;
the explosion-proof machine shell 1 is provided with a first protective cover 6 corresponding to the first fan 5, the upper end of the first protective cover 6 is fixed with a cylinder 7, the left end of the cylinder 7 is fixed with a conical cylinder 8 with the same axis, a horizontal rotating shaft 9 is arranged in the cylinder 7, a second fan 10 and a second chain wheel 11 are coaxially fixed on the rotating shaft 9, the second fan 10 faces the left end, the first chain wheel and the second chain wheel 11 are connected through a chain 12, the diameter of the conical cylinder 8 is sequentially reduced from right to left, the left end of the conical cylinder 8 faces the junction box 3, a cooling box 13 is fixed on the upper end face of the conical cylinder 8, a cooling pipeline 14 communicated with the two ends of the cooling box 13 is orderly wound on the inner surface of the conical cylinder 8, and one side, close to the explosion-proof machine shell 1, in the conical cylinder 8 is provided with a plurality of through holes 15.
In order to ensure the safety of the first fan 5 and the second fan 10 and the air flow, the right end of the cylinder 7 is provided with a second protective cover 16, and the first protective cover 6 and the second protective cover 16 are both provided with a plurality of heat radiation holes.
In order to make the rotating shaft 9 rotate in the cylinder 7 smoothly and increase the flow area of the gas, a bracket 17 is fixed in the cylinder 7, and the rotating shaft 9 is rotatably connected with the bracket 17.
The cooling tank 13 is filled with water.
In order to realize the circulation and circulation between the cooling box 13 and the cooling pipeline 14, a booster pump 18 positioned outside the conical cylinder 8 is arranged on the cooling pipeline 14.
When the utility model is used, it should be explained that the terms "front", "back", "left", "right", "up", "down" and other indicating directions or position relations are based on the front view, the respective contact surfaces between the base of the explosion-proof motor and the combined parts of the explosion-proof end cover 2, the junction box 3, the junction box bottom and the cover are all set as explosion-proof surfaces, the explosion-proof motor is started, the rotor shaft 4 rotates, the rotor shaft 4 drives the first chain wheel and the first fan 5 to rotate, the high-speed rotation motion of the first fan 5 forms air flow, the first fan 5 faces towards the right end, and then the heat in the explosion-proof casing 1 flows out along with the heat dissipation holes, the heat dissipation effect is achieved, the first chain wheel drives the second chain wheel 11 to rotate through the chain 12, the second chain wheel 11 drives the rotation shaft 9 to rotate, the rotation shaft 9 drives the second fan 10 to rotate, the second fan 10 faces towards the left end, the high-speed rotation of the second fan 10 forms air flow from right to left, the booster pump 18 is opened, water circulation is continuously performed in the cooling pipeline 14, and then cooling treatment is performed on air flow in the conical cylinder 8, the diameter of the conical cylinder 8 is sequentially reduced from right to left, so that the air flows leftwards more and more quickly, cooling and heat dissipation treatment can be effectively performed on the surface of the junction box 3, a multi-through hole 15 is arranged on one side, close to the explosion-proof enclosure 1, in the conical cylinder 8, part of air flow blows cooled air to the outer surface of the explosion-proof enclosure 1 through the through hole 15, and then heat dissipation treatment is performed on the explosion-proof enclosure 1, so that the heat in the enclosure is accelerated to flow outwards, in addition, under the condition that the first fan 5 works, the air on the surface of the explosion-proof enclosure 1 flows into the first protective cover 6 and flows out through the heat dissipation holes of the first protective cover 6, so that negative pressure can be formed on the surface of the explosion-proof enclosure 1, which is favorable for the air in the conical cylinder 8 to flow out from the through hole 15, and under the action of the second fan 10, the air flow in the through hole 15 is accelerated, the heat dissipation efficiency is improved, and in addition, the anti-explosion motor is subjected to rust prevention treatment, so that the service life can be prolonged;
when the explosion-proof motor reverses, the air current that first fan 5 formed is from right to left, the air current flows in from the louvre of first protection casing 6 and flows to the surface of explosion-proof casing 1 through the protection casing promptly, help the gas circulation of explosion-proof casing 1 surface, accelerate the heat dissipation, the air current that second fan 10 formed is from left to right, the left end of circular cone section of thick bamboo 8 can be fast with the air current around terminal box 3 carry to the drum 7 in and flow through the louvre of second protection casing 16 in, accelerate the gas flow around terminal box 3, help the cooling around terminal box 3, some gas flows into circular cone section of thick bamboo 8 inside from through-hole 15 in addition, and then help the heat dissipation of explosion-proof casing 1, multiple functional, the heat radiating area is wide, high work efficiency.
The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification made by the above embodiments.
Claims (5)
1. A quick heat dissipation device of an explosion-proof motor comprises an explosion-proof casing (1), an explosion-proof end cover (2) and a junction box (3), wherein a rotor shaft (4) in the horizontal direction is arranged in the explosion-proof casing (1), and a first fan (5) positioned on the outer side of the explosion-proof end cover (2) is coaxially fixed on the rotor shaft (4), and is characterized in that the first fan (5) faces towards the right end, a first chain wheel is coaxially fixed on the rotor shaft (4), and the first chain wheel is positioned between the explosion-proof end cover (2) and the first fan (5);
install first protection casing (6) that correspond with first fan (5) on explosion-proof casing (1), first protection casing (6) upper end is fixed with drum (7), drum (7) left end is fixed with circular cone section of thick bamboo (8) of same axis, be equipped with horizontal direction axis of rotation (9) in drum (7), axis of rotation (9) coaxial fixation has second fan (10) and second sprocket (11), second fan (10) face towards the left end, first sprocket and second sprocket (11) are connected through chain (12), the diameter of circular cone section of thick bamboo (8) reduces from right to left in proper order, the left end of circular cone section of thick bamboo (8) is towards terminal box (3), circular cone section of thick bamboo (8) up end is fixed with cooling box (13), the interior surface of circular cone section of thick bamboo (8) twine in proper order has with the communicating cooling tube (14) in cooling box (13) both ends, the one side that is close to explosion-proof casing (1) in circular cone section of thick bamboo (8) is equipped with a plurality of through-holes (15).
2. The quick heat dissipation device for the explosion-proof motor as claimed in claim 1, wherein the right end of the cylinder (7) is provided with a second protective cover (16), and the first protective cover (6) and the second protective cover (16) are provided with a plurality of heat dissipation holes.
3. The quick heat dissipation device for the explosion-proof motor as claimed in claim 1, wherein a bracket (17) is fixed in the cylinder (7), and the rotating shaft (9) is rotatably connected with the bracket (17).
4. The quick heat dissipation device for an explosion-proof motor as claimed in claim 1, wherein the cooling tank (13) is filled with water.
5. The rapid heat dissipation device for the explosion-proof motor as recited in claim 1, wherein the cooling pipeline (14) is provided with a booster pump (18) positioned outside the conical cylinder (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221972539.XU CN217362827U (en) | 2022-07-29 | 2022-07-29 | Quick heat abstractor of explosion-proof machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221972539.XU CN217362827U (en) | 2022-07-29 | 2022-07-29 | Quick heat abstractor of explosion-proof machine |
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| Publication Number | Publication Date |
|---|---|
| CN217362827U true CN217362827U (en) | 2022-09-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221972539.XU Active CN217362827U (en) | 2022-07-29 | 2022-07-29 | Quick heat abstractor of explosion-proof machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115632512A (en) * | 2022-12-21 | 2023-01-20 | 江苏惠斯通机电科技有限公司 | Explosion-proof motor based on heat radiation structure |
-
2022
- 2022-07-29 CN CN202221972539.XU patent/CN217362827U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115632512A (en) * | 2022-12-21 | 2023-01-20 | 江苏惠斯通机电科技有限公司 | Explosion-proof motor based on heat radiation structure |
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