Generator end cover structure with dustproof function

Abstract

The utility model discloses a generator end cover structure with a dustproof function, which relates to the technical field of generator end covers and comprises an end cover shell, a dustproof heat dissipation mechanism is arranged on the outer side of the end cover shell and comprises a butt joint ring, the inner wall of the butt joint ring is in threaded connection with a dustproof cover, and the inner wall of the dustproof cover is fixedly connected with a dustproof net. A plurality of same heat dissipation holes are formed in the upper surface of the end cover shell, and a heat conduction annular plate is fixedly connected to the inner top wall of the end cover shell. Through the mutual cooperation of the end cover shell, the butt joint ring, the dustproof cover, the dustproof net, the heat dissipation holes, the heat conduction ring plate, the first heat conduction fin plate, the second heat conduction fin plate and the sealing ring, the sealing ring can improve the sealing performance when the end cover shell is in butt joint with the end of the generator; a plurality of first heat conduction fin plates can timely lead out heat in the generator through a heat conduction ring plate and a plurality of second heat conduction fin plates, and a dustproof net on a dustproof cover in threaded connection with a butt joint ring can effectively prevent external flying dust from entering the generator.

Description

TECHNICAL FIELD

[0001] The utility model relates to generator end cover technical field, concretely is a generator end cover structure with dustproof function. BACKGROUND

[0002] Generator end cover is an important component of generator, mainly used for closing the end of generator stator and rotor, plays protection, support and sealing etc.

[0003] According to the utility model discloses a kind of generator non-drive end end cover structure of authorized announcement number CN210074925U, the end cover structure is used to replace existing end cover, so that end cover can be installed motor internal stator assembly in addition to being able to fixed and support motor rotating shaft, and pre-reserved fixed part of installation additional excitation device, for use when needed, it is expected to become motor standard part and push into market, compact structure, easy to install, good functionality, but its structure for heat dissipation is very easy to fly dust and affect generator internal normal work and long-term heat dissipation effect, lack the heat dissipation structure of good dustproof effect, cause long-term use generator internal to be easy to affect generator normal work and long-term heat dissipation effect due to fly dust accumulation;For this reason, we provide a kind of generator end cover structure with dustproof function to solve the above problems. UTILITY MODEL CONTENTS

[0004] The utility model discloses a kind of generator end cover structure with dustproof function, to make up for the deficiency of prior art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of generator end cover structure with dustproof function, including end cover shell, the outer side of the end cover shell is provided with dustproof heat dissipation mechanism;

[0006] The dustproof heat dissipation mechanism includes butt joint ring, the inner wall of the butt joint ring is connected with dustproof cover by screw thread, the inner wall of the dustproof cover is fixedly connected with dustproof screen, the upper surface of the end cover shell is equipped with a plurality of identical heat dissipation holes, the inner top wall of the end cover shell is fixedly connected with heat conduction ring plate, the bottom surface of the heat conduction ring plate is fixedly connected with a plurality of identical first heat conduction fin plates, the upper surface of the heat conduction ring plate is fixedly connected with a plurality of identical second heat conduction fin plates, the bottom surface of the end cover shell is fixedly connected with sealing ring.

[0007] Further, the bottom surface of the butt joint ring is fixedly connected with the upper surface of the end cover shell, the outer surface of each second heat conduction fin plate is fixedly connected with the inner wall of the end cover shell, the inner part of the end cover shell is provided with four fastening bolts, the outer surface of the fastening bolt is threadedly connected with a fastening nut, and the outer surface of each fastening bolt is in contact with the inner wall of the end cover shell.

[0008] Further, the outer surface of each fastening bolt is sleeved with a gasket, and the bottom surface of each gasket is in contact with the upper surface of the end cover shell.

[0009] Further, the outer surface is fixedly connected with a hard anti-skid ring, and the outer surface of the hard anti-skid ring is provided with a plurality of same anti-skid grooves.

[0010] Further, the outer surface of the dust cover is fixedly connected with an anti-skid sleeve, and the outer surface of the anti-skid sleeve is fixedly connected with a plurality of same anti-skid convex columns.

[0011] Further, the inner top wall of the end cover shell is fixedly connected with a butt joint shell, and the inner wall of the butt joint shell is fixedly connected with an auxiliary bearing.

[0012] Further, the inner wall of the end cover shell is fixedly connected with a heat insulation ring, and the outer surface of the heat insulation ring is fixedly connected with the inner wall of the sealing ring.

[0013] Compared with the prior art, the generator end cover structure with the dustproof function has the following beneficial effects:

[0014] The end cover shell, the butt joint ring, the dust cover, the dust screen, the heat dissipation hole, the heat conduction ring plate, the first heat conduction fin plate, the second heat conduction fin plate and the sealing ring are matched with each other, the sealing ring can increase the sealing property when the end cover shell is butt jointed with the generator end, the multiple first heat conduction fin plates can timely guide the heat in the generator to be conducted out through the heat conduction ring plate and the multiple second heat conduction fin plates, the dust screen on the dust cover which is threadedly connected with the butt joint ring can effectively prevent external flying dust from entering the generator, and the dust screen can also guide the heat in the generator to be dissipated, so that the generator can be guaranteed to dissipate heat and the external flying dust can be effectively prevented from entering the generator, and the problem that the generator is easily affected by the accumulated flying dust to affect the normal work and the long-term heat dissipation effect of the generator due to the lack of the heat dissipation structure with good dustproof effect is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a three-dimensional whole structure schematic view of the generator end cover structure with the dustproof function.

[0016] Figure 2 It is a three-dimensional structure schematic view of the end cover shell.

[0017] Figure 3It is the structure schematic diagram of the end cover shell's elevation perspective of the utility model.

[0018] Figure 4 It is the structure schematic diagram of the dustproof cover's elevation perspective of the utility model.

[0019] In the drawing: 1, end cover shell; 2, dustproof and heat dissipation mechanism; 201, butt joint ring; 202, dustproof cover; 203, dustproof net; 204, heat dissipation hole; 205, heat conduction ring plate; 206, first heat conduction fin plate; 207, second heat conduction fin plate; 208, sealing ring; 3, fastening bolt; 4, fastening nut; 5, gasket; 6, heat insulation ring; 7, hard anti-skid ring; 8, anti-skid groove; 9, anti-skid sleeve; 10, anti-skid convex column; 11, butt joint shell; 12, auxiliary bearing. DETAILED DESCRIPTION

[0020] The principles and characteristics of the utility model are described below in combination with the drawings, and the examples are only used to explain the utility model and not to limit the scope of the utility model.

[0021] The embodiment provides a generator end cover structure with a dustproof function, which is used for plugging the end of a generator and has a heat dissipation structure with good dustproof effect, so that the inside of the generator is not affected by accumulated flying dust to influence normal work of the generator and long-term heat dissipation effect.

[0022] Referring to Figure 1 , Figure 2 , Figure 3 and Figure 4 , a generator end cover structure with a dustproof function includes an end cover shell 1, the outer side of the end cover shell 1 is provided with a dustproof and heat dissipation mechanism 2, the dustproof and heat dissipation mechanism 2 includes a butt joint ring 201, the inner wall of the butt joint ring 201 is threadedly connected with a dustproof cover 202, the bottom surface of the butt joint ring 201 is fixedly connected with the upper surface of the end cover shell 1, the inside of the end cover shell 1 is provided with four fastening bolts 3, the outer surface of the fastening bolt 3 is threadedly connected with a fastening nut 4, the outer surface of each fastening bolt 3 is in contact with the inner wall of the end cover shell 1, the fastening bolt 3 and the fastening nut 4 are threadedly connected with each other, and the entire end cover structure can be fixedly connected with the end of the generator.

[0023] Referring to Figure 1 , Figure 2 and Figure 3 , the inner wall of the dustproof cover 202 is fixedly connected with a dustproof net 203, the upper surface of the end cover shell 1 is provided with a plurality of same heat dissipation holes 204, the outer surface of each fastening bolt 3 is sleeved with a gasket 5, and the bottom surface of each gasket 5 is in contact with the upper surface of the end cover shell 1. The gasket 5 is arranged between the end cover shell 1 and the fastening bolt 3 and increases the contact area of the two, thereby increasing the fastening effect of the subsequent fastening bolt 3.

[0024] With reference to Figure 1 , Figure 2 and Figure 3 , the inner top wall of the end cover shell 1 is fixedly connected with a heat-conducting ring plate 205, and the outer surface is fixedly connected with a hard anti-skid ring 7. The outer surface of the hard anti-skid ring 7 is provided with a plurality of same anti-skid grooves 8. By arranging the anti-skid grooves 8, the anti-skid property of the outer surface of the hard anti-skid ring 7 can be increased. By arranging the hard anti-skid ring 7 and the anti-skid grooves 8, the anti-skid property of the outer surface of the end cover shell 1 can be collectively increased, thereby facilitating holding the entire end cover structure by hand.

[0025] With reference to Figure 1 , Figure 3 and Figure 4 , the bottom surface of the heat-conducting ring plate 205 is fixedly connected with a plurality of same first heat-conducting fin plates 206, the outer surface of the dust cover 202 is fixedly connected with an anti-skid sleeve 9, and the outer surface of the anti-skid sleeve 9 is fixedly connected with a plurality of same anti-skid protruding columns 10. By arranging the anti-skid protruding columns 10, the anti-skid property of the outer surface of the anti-skid sleeve 9 can be increased. By arranging the anti-skid sleeve 9 and the anti-skid protruding columns 10, the anti-skid property of the outer surface of the dust cover 202 can be collectively increased, thereby facilitating holding the dust cover 202 by hand.

[0026] With reference to Figure 1 , Figure 2 and Figure 3 , the upper surface of the heat-conducting ring plate 205 is fixedly connected with a plurality of same second heat-conducting fin plates 207, the outer surface of each second heat-conducting fin plate 207 is fixedly connected with the inner wall of the end cover shell 1, the inner top wall of the end cover shell 1 is fixedly connected with a butt joint shell 11, and the inner wall of the butt joint shell 11 is fixedly connected with an auxiliary bearing 12. By arranging the butt joint shell 11, the end cover shell 1 and the auxiliary bearing 12 can be connected. By arranging the auxiliary bearing 12, the smoothness and stability of the rotation of the end cover to be installed with the generator inner rotor can be increased.

[0027] With reference to Figure 3 , the bottom surface of the end cover shell 1 is fixedly connected with a sealing ring 208, and the inner wall of the end cover shell 1 is fixedly connected with a heat insulation ring 6. The outer surface of the heat insulation ring 6 is fixedly connected with the inner wall of the sealing ring 208. By arranging the heat insulation ring 6, it has good heat insulation effect and soft texture, which can effectively prevent the heat of the generator installed with the end cover from causing excessive erosion to the heat insulation ring 6, thereby ensuring the service life of the heat insulation ring 6.

[0028] Working principle: in use, first make the sealing ring 208 close to the end of the generator, and make the generator rotor and the inner ring of the auxiliary bearing 12 butt joint, then use the fastening bolt 3, the fastening nut 4 and the washer 5 to fixedly connect the end cover shell 1 with the end of the generator, then the first plurality of heat-conducting fin plates 206 and the second plurality of heat-conducting fin plates 207 timely conduct the heat in the generator to the outside through the heat-conducting ring plate 205, the dustproof net 203 on the dustproof cover 202 screwed with the butt joint ring 201 effectively prevents the external flying dust from entering the generator, and the heat dissipation hole 204 and the dustproof net 203 also dissipate the heat in the generator, thereby playing the role of guaranteeing the heat dissipation of the generator and effectively preventing the external flying dust from entering the generator, the design of the generator end cover structure with the dustproof function effectively solves the problem that the long-term use of the generator is easily affected by the accumulated flying dust, thereby affecting the normal work of the generator and the long-term heat dissipation effect due to the lack of the heat dissipation structure with good dustproof effect.

[0029] The above only describes the preferred embodiments of the present application, and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A generator end cover structure having a dustproof function, comprising an end cover shell (1), characterized in that: The outer side of the end cover shell (1) is provided with a dustproof and heat dissipation mechanism (2); The dustproof and heat dissipation mechanism (2) comprises a docking ring (201), the inner wall of the docking ring (201) is threadedly connected with a dustproof cover (202), the inner wall of the dustproof cover (202) is fixedly connected with a dustproof screen (203), the upper surface of the end cover shell (1) is provided with a plurality of identical heat dissipation holes (204), the inner top wall of the end cover shell (1) is fixedly connected with a heat conduction ring plate (205), the bottom surface of the heat conduction ring plate (205) is fixedly connected with a plurality of identical first heat conduction fin plates (206), the upper surface of the heat conduction ring plate (205) is fixedly connected with a plurality of identical second heat conduction fin plates (207), and the bottom surface of the end cover shell (1) is fixedly connected with a sealing ring (208).

2. The generator end cover structure with dustproof function according to claim 1, characterized in that: The bottom surface of the docking ring (201) is fixedly connected with the upper surface of the end cover shell (1), the outer surface of each second heat conduction fin plate (207) is fixedly connected with the inner wall of the end cover shell (1), the inside of the end cover shell (1) is provided with four fastening bolts (3), the outer surface of the fastening bolt (3) is threadedly connected with a fastening nut (4), and the outer surface of each fastening bolt (3) is in contact with the inner wall of the end cover shell (1).

3. The generator end cover structure with dustproof function according to claim 2, characterized in that: The outer surface of each fastening bolt (3) is sleeved with a gasket (5), and the bottom surface of each gasket (5) is in contact with the upper surface of the end cover shell (1).

4. The generator end cover structure with dustproof function according to claim 1, characterized in that: The outer surface is fixedly connected with a hard anti-skid ring (7), and the outer surface of the hard anti-skid ring (7) is provided with a plurality of identical anti-skid grooves (8).

5. The generator end cover structure having a dustproof function according to claim 1, characterized in that: The outer surface of the dustproof cover (202) is fixedly connected with an anti-skid sleeve (9), and the outer surface of the anti-skid sleeve (9) is fixedly connected with a plurality of identical anti-skid convex columns (10).

6. The generator end cover structure with dustproof function according to claim 1, characterized in that: The inner top wall of the end cover shell (1) is fixedly connected with a docking shell (11), and the inner wall of the docking shell (11) is fixedly connected with an auxiliary bearing (12).

7. The dustproof generator end cover structure according to claim 1, characterized in that: The inner wall of the end cover shell (1) is fixedly connected with a heat insulation ring (6), and the outer surface of the heat insulation ring (6) is fixedly connected with the inner wall of the sealing ring (208).

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