CN214626604U

CN214626604U - High leakproofness motor end cover die casting

Info

Publication number: CN214626604U
Application number: CN202022390326.3U
Authority: CN
Inventors: 梁辉; 晏福新; 刘旭
Original assignee: Jiangsu Tongshang Auto Parts Co Ltd
Current assignee: Jiangsu Tongshang Auto Parts Co Ltd
Priority date: 2020-10-25
Filing date: 2020-10-25
Publication date: 2021-11-05
Anticipated expiration: 2030-10-25

Abstract

The utility model belongs to the technical field of the motor end cover die casting, especially, be a high leakproofness motor end cover die casting, including the end cover main part, the end cover main part is circular, four locating holes have been seted up on the surface of end cover main part, the dead eye has been seted up in the middle of the top of end cover main part, the top of end cover main part is rotated and is installed two arc sealing plate, two the equal fixed mounting in same end of arc sealing plate has a connecting seat, two threaded connection has same bolt between the connecting seat, the surperficial threaded connection of bolt has the nut, a plurality of heat conduction chambeies have been seted up to the inside of end cover main part, heat conduction intracavity fixed mounting has the heat-conducting plate, the upper and lower both sides inner wall in heat conduction chamber is equallyd divide and is do not seted up heat conduction hole and lower heat conduction hole, go up the heat conduction hole and run through the top of end cover main part. The utility model discloses the simple operation, leakproofness itself is good, has improved leakproofness under high temperature through the spring simultaneously, and the dustproof effect of while heat dissipation is good.

Description

High leakproofness motor end cover die casting

Technical Field

The utility model relates to a motor end cover die casting technical field especially relates to a high leakproofness motor end cover die casting.

Background

The motor is an electromagnetic device for realizing electric energy conversion or transmission according to the electromagnetic induction law, is represented by a letter M (old standard is D) in a circuit, and mainly has the function of generating driving torque to serve as a power source of electric appliances or various machines. The generator is indicated by letter G in the circuit, the main function of the generator is to convert electric energy into mechanical energy, and the generator is applied to various industries along with the development of the society.

In the prior art, a high-tightness motor end cover die casting is provided, wherein the motor is required to have very high tightness during the use process, particularly under certain conditions, and meanwhile, a bearing on the motor must keep dust-free operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the high leakproofness motor end cover die casting that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a high-sealing-performance motor end cover die casting comprises an end cover main body, wherein the end cover main body is circular, four positioning holes are formed in the surface of the end cover main body, a bearing hole is formed in the middle of the top of the end cover main body, two arc-shaped sealing plates are rotatably mounted at the top of the end cover main body, connecting seats are fixedly mounted at the same ends of the two arc-shaped sealing plates, a same bolt is in threaded connection between the two connecting seats, a nut is in threaded connection with the surface of the bolt, a plurality of heat conduction cavities are formed in the end cover main body, heat conduction plates are fixedly mounted in the heat conduction cavities, upper heat conduction holes and lower heat conduction holes are respectively formed in the inner walls of the upper side and the lower side of each heat conduction cavity, the upper heat conduction holes penetrate through the top of the end cover main body, the lower heat conduction holes penetrate through the bottom of the end cover main body, and springs are fixedly connected to the outer edges of the four positioning holes at the top of the end cover main body, the bottom ends of the four springs are fixedly connected with the same sealing rubber pad, the top of the sealing rubber pad is positioned at the inner ring of the bottom end of each spring, a round hole is formed in the inner ring of the bottom end of each spring, a silencing plate is fixedly installed at the bottom of each sealing rubber pad, and silencing cotton is filled in the silencing plate.

Preferably, the four positioning holes are distributed on the outer ring of the bearing hole in a rhombic shape.

Preferably, the side, close to each other, of each of the two sealing plates is an inclined surface, and a conical hole with a narrow top and a wide bottom is formed between the two sealing plates.

Preferably, the upper heat conduction hole is a triangular hole, and a heat dissipation fin is installed in the upper heat conduction hole.

Preferably, a reinforcing layer is arranged in the sealing rubber gasket, and steel wire reinforcing ribs are filled in the reinforcing layer.

Preferably, through holes corresponding to the bearing holes are formed in the top of the sealing rubber gasket and the top of the silencing plate.

Compared with the prior art, the beneficial effects of the utility model are that: aligning the end cover main body to a port of the motor main body, aligning four positioning holes on the end cover main body to mounting holes on the motor main body, abutting the outer edge of the bottom of the sealing rubber pad on the surface of the port of the motor main body, then aligning the positioning holes by using bolts to rotate and enter the positioning holes, inserting the bolts into round holes in the surface of the sealing rubber pad after passing through the spring, and fixing the bolts in threaded connection with the mounting holes of the motor main body so that the joint of the end cover main body and the motor main body is completely sealed, firstly rotating two sealing plates to separate the two sealing plates, then mounting a motor bearing in a bearing hole of the end cover main body, closing the two sealing plates, fixing the two sealing plates by bolts and nuts, extending an output shaft of the motor out of a conical hole formed by the two sealing plates, thereby preventing dust from polluting the motor bearing in the bearing hole, wherein steel wire reinforcing ribs in the sealing rubber pad can effectively prevent the sealing rubber pad from being extruded and deformed, simultaneously at the inside high temperature that the motor in-process produced, probably make sealing rubber pad soften, can make to produce the gap between sealing rubber pad and the motor main part port, the spring at sealing rubber pad top can push down sealing rubber pad through the restoring force of spring rapidly this moment, make sealing rubber pad sealed with motor main part port butt again, the lower louvre of motor port gives the heat-conducting plate with the inside heat transfer of motor simultaneously, the heat-conducting plate gives the heat for the external world with the fin quick heat transfer in the last louvre of heat transfer, the radiating rate in the motor has been improved.

The utility model discloses the simple operation, leakproofness itself is good, has improved leakproofness under high temperature through the spring simultaneously, and the dustproof effect of while heat dissipation is good.

Drawings

FIG. 1 is a schematic sectional view of the front view of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a partially enlarged structural diagram of a portion a in fig. 1.

In the figure: 1. an end cap body; 2. positioning holes; 3. a sealing plate; 4. a connecting seat; 5. a heat conducting plate; 6. An upper heat conduction hole; 7. a lower heat conduction hole; 8. a spring; 9. sealing the rubber pad; 10. a bearing bore; 11. a circular hole; 12. a sound-absorbing panel; 13. silencing cotton; 14. a heat sink; 15. and (5) steel wire reinforcing ribs.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

Referring to fig. 1-3, the present invention provides a technical solution: a high-sealing motor end cover die casting comprises an end cover main body 1, wherein the end cover main body 1 is circular, four positioning holes 2 are formed in the surface of the end cover main body 1, a bearing hole 10 is formed in the middle of the top of the end cover main body 1, two arc-shaped sealing plates 3 are rotatably mounted at the top of the end cover main body 1, connecting seats 4 are welded at the same ends of the two arc-shaped sealing plates 3, a same bolt is in threaded connection between the two connecting seats 4, a nut is in threaded connection with the surface of the bolt, a plurality of heat conduction cavities are formed in the end cover main body 1, heat conduction plates 5 are welded in the heat conduction cavities, upper heat conduction holes 6 and lower heat conduction holes 7 are respectively formed in the upper inner wall and the lower inner wall of each heat conduction cavity, the upper heat conduction holes 6 penetrate through the top of the end cover main body 1, the lower heat conduction holes 7 penetrate through the bottom of the end cover main body 1, springs 8 are welded at the outer edges of the four positioning holes 2 at the top of the end cover main body 1, the bottom ends of the four springs 8 are welded with the same sealing rubber pad 9, the top of the sealing rubber pad 9 is positioned at the inner ring of the bottom end of the spring 8 and is provided with a round hole 11, the bottom of the sealing rubber pad 9 is welded with a sound-absorbing plate 12, and sound-absorbing cotton 13 is filled in the sound-absorbing plate 12;

four locating holes 2 are the rhombus and distribute in the outer lane of dead eye 10, and one side that two closing plates 3 are close to each other is the inclined plane, forms narrow wide circular cone hole down between two closing plates 3, goes up heat conduction hole 6 and is the triangle-shaped hole, and installs fin 14 in going up heat conduction hole 6, has seted up the back up coat in the sealing rubber pad 9, and the back up coat has steel wire strengthening rib 15, and the through-hole that corresponds with dead eye 10 is all seted up at the top of sealing rubber pad 9 and abatvoix 12's top, the utility model discloses the simple operation, the leakproofness itself is good, has improved the leakproofness under high temperature simultaneously through the spring, and the dustproof of while dispelling the heat is effectual.

The working principle is as follows: aligning an end cover main body 1 to a port of a motor main body, aligning four positioning holes 2 on the end cover main body 1 to mounting holes on the motor main body, abutting the outer edge of the bottom of a sealing rubber gasket 9 on the surface of the port of the motor main body, then aligning bolts to the positioning holes 2 to rotate and enter the positioning holes 2, enabling the bolts to enter and penetrate through the inside of a spring 8 and then to be inserted into round holes 11 on the surface of the sealing rubber gasket 9, connecting and fixing the end cover main body 1 and the motor main body in a threaded manner, rotating two sealing plates 3 to separate the two sealing plates 3, then mounting a motor bearing in a bearing hole 10 of the end cover main body 1, closing the two sealing plates 3, fixing the two sealing plates 3 through bolts and nuts, extending an output shaft of the motor out of a conical outer hole formed by the two sealing plates 3, thereby preventing dust from polluting the motor bearing in the bearing hole 10, wherein the steel wire reinforcing rib 15 in the sealing rubber pad 9 can effectively prevent the sealing rubber pad 9 from being extruded and deformed, and the internal high temperature generated in the motor process can soften the sealing rubber pad 9, so that a gap is generated between the sealing rubber pad 9 and the port of the motor main body, at the moment, the spring 8 at the top of the sealing rubber pad 9 can rapidly push down the sealing rubber pad 9 through the restoring force of the spring 8, so that the sealing rubber pad 9 is abutted and sealed with the port of the motor main body again, meanwhile, the lower heat dissipation hole of the motor port transfers the heat in the motor to the heat conduction plate 5, the heat conduction plate 5 transfers the heat to the heat dissipation fins 14 in the upper heat dissipation hole to rapidly transfer the heat to the outside, thereby improving the heat dissipation rate in the motor, the utility model has convenient operation and good sealing performance, and simultaneously improves the sealing performance at high temperature through the spring, meanwhile, the heat dissipation and dust prevention effects are good.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 a high leakproofness motor end cover die casting, includes end cover main part (1), its characterized in that: the end cover comprises an end cover body (1) and is characterized in that the end cover body (1) is circular, four positioning holes (2) are formed in the surface of the end cover body (1), a bearing hole (10) is formed in the middle of the top of the end cover body (1), two arc-shaped sealing plates (3) are rotatably mounted at the top of the end cover body (1), connecting seats (4) are fixedly mounted at the same ends of the two arc-shaped sealing plates (3), a same bolt is connected between the two connecting seats (4) in a threaded manner, a nut is connected to the surface of the bolt in a threaded manner, a plurality of heat conduction cavities are formed in the end cover body (1), heat conduction plates (5) are fixedly mounted in the heat conduction cavities, upper heat conduction holes (6) and lower heat conduction holes (7) are respectively formed in the inner walls of the upper side and the lower side of each heat conduction cavity, the upper heat conduction holes (6) penetrate through the top of the end cover body (1), and the lower heat conduction holes (7) penetrate the bottom of the end cover body (1), the top of the end cover main body (1) is located at four outer edges of the positioning holes (2) and is fixedly connected with springs (8), the bottom ends of the springs (8) are fixedly connected with a same sealing rubber pad (9), the top of the sealing rubber pad (9) is located at the inner ring of the bottom end of the spring (8) and is provided with a round hole (11), a silencing plate (12) is fixedly mounted at the bottom of the sealing rubber pad (9), and silencing cotton (13) are filled in the silencing plate (12).

2. The die casting for the high-tightness motor end cover according to claim 1, wherein: the four positioning holes (2) are distributed on the outer ring of the bearing hole (10) in a rhombic shape.

3. The die casting for the high-tightness motor end cover according to claim 1, wherein: one sides of the two sealing plates (3) close to each other are inclined planes, and a conical hole with a narrow upper part and a wide lower part is formed between the two sealing plates (3).

4. The die casting for the high-tightness motor end cover according to claim 1, wherein: the upper heat conduction hole (6) is a triangular hole, and a radiating fin (14) is installed in the upper heat conduction hole (6).

5. The die casting for the high-tightness motor end cover according to claim 1, wherein: and a reinforcing layer is arranged in the sealing rubber gasket (9), and a steel wire reinforcing rib (15) is filled in the reinforcing layer.

6. The die casting for the high-tightness motor end cover according to claim 1, wherein: through holes corresponding to the bearing holes (10) are formed in the top of the sealing rubber gasket (9) and the top of the sound-absorbing plate (12).