CN216356242U - Motor with waterproof dustproof function - Google Patents
Motor with waterproof dustproof function Download PDFInfo
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- CN216356242U CN216356242U CN202123165104.2U CN202123165104U CN216356242U CN 216356242 U CN216356242 U CN 216356242U CN 202123165104 U CN202123165104 U CN 202123165104U CN 216356242 U CN216356242 U CN 216356242U
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Abstract
The utility model relates to a motor with waterproof and dustproof functions, which comprises a motor shell, wherein a rotor, a stator winding and a rotating shaft are arranged in the motor shell, a front end cover and a rear end cover are connected to two ends outside the motor shell, one end of the rotating shaft, which is close to the front end cover, penetrates through the front end cover, two bearing covers are arranged at two ends in the motor shell, bearings are arranged in the two bearing covers, the two bearings are respectively sleeved and arranged on the rotating shaft, the front end cover is a shell structure with an opening on the inner side surface, a first fixed ring is fixedly connected in the front end cover, a first positioning sleeve is fixedly connected on the front end cover in the first fixed ring, a first O-shaped sealing ring is embedded in the first positioning sleeve in a clamping manner, and the first O-shaped sealing ring is sleeved on the rotating shaft; two waterproof and dustproof covers are arranged at two ends outside the motor shell and are symmetrically distributed, the front end cover and the rear end cover are respectively positioned in the waterproof and dustproof covers, and the waterproof and dustproof covers are shell structures with openings at two ends.
Description
Technical Field
The utility model belongs to the technical field of motors, and particularly relates to a motor with waterproof and dustproof functions.
Background
The motor is an electromagnetic device which realizes electric energy conversion or transmission according to the law of electromagnetic induction, is often used as a power source of various mechanical equipment, and is inevitably operated in severe environments in various mechanical equipment, such as coal mines or open mines with moist air and a large amount of dust, but the existing motor does not have the functions of water resistance and dust resistance, and the service life of the motor is influenced when the existing motor is operated under the environments, specifically, the existing motor comprises a motor shell, a bearing cover, a bearing, a rotor, a stator winding, a rotating shaft, a front end cover and a rear end cover, wherein the front end cover and the rear end cover are respectively connected with the motor shell through bolts, one end of the rotating shaft penetrates through the front end cover and then is exposed as an output shaft, so that a plurality of gaps exist at the joint position of the front end cover, the rear end cover and the motor shell and the position where the rotating shaft penetrates through the front end cover, and the motor shell, so that the motor does not have the functions of water resistance and dust resistance, when the motor is in use, dust and moisture enter the motor shell through the gap to cause the motor to be damaged, so that the service life of the motor is shortened, and therefore, the defects and the shortcomings in the prior art are still existed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a motor with waterproof and dustproof functions, and solves the problem that the service life of the motor is shortened because a plurality of gaps exist at the joint position of a front end cover, a rear end cover and a motor shell and the position of a rotating shaft penetrating through the front end cover of the existing motor, so that the motor does not have the waterproof and dustproof functions.
In order to solve the problems, the utility model adopts the technical scheme that:
the utility model provides a motor with waterproof dustproof function, includes motor casing, install rotor, stator winding and pivot in the motor casing, the outer both ends of motor casing are connected with front end housing and rear end cap respectively through first bolt, the one end that the pivot is close to the front end housing runs through front end housing, its characterized in that: two ends in the motor shell are provided with two symmetrically distributed bearing covers which are respectively connected with a front end cover and a rear end cover through second bolts, bearings are arranged in the two bearing covers, the two bearings are respectively sleeved and installed on a rotating shaft, the front end cover is of a shell structure with an opening on the inner side surface, a first fixed ring which is coaxially arranged with the front end cover is fixedly connected in the front end cover, the first fixed ring is connected with one of the bearing covers through the second bolts, a first positioning sleeve which is coaxially arranged with the first fixed ring is fixedly connected on the front end cover in the first fixed ring, a first O-shaped sealing ring which is matched with the first positioning sleeve and is made of silica gel is embedded in the first positioning sleeve in a clamping manner, and the first O-shaped sealing ring is sleeved on the rotating shaft;
the outer both ends of motor casing still are provided with the waterproof dust cover of two symmetric distributions, and front end housing and rear end cap are located waterproof dust cover respectively, waterproof dust cover is both ends open-ended shell structure, and the vertical cross-sectional area of waterproof dust cover for round platform form and waterproof dust cover are close to motor casing one end is greater than the vertical cross-sectional area of the waterproof dust cover other end, is threaded connection between waterproof dust cover and the motor casing, the one end that the front end housing was run through in the pivot extends to outside the waterproof dust cover.
Further, a groove structure arranged with the coaxial line of the front end cover is further arranged on the outer side face of the front end cover, a third O-shaped sealing ring which is matched with the groove structure and is made of silica gel is embedded in the groove structure, a gland structure which is matched with the groove structure and is arranged with the coaxial line of the groove structure is arranged in the groove structure outside the third O-shaped sealing ring, the gland structure is located in a waterproof dust cover and is sleeved on the rotating shaft, and the gland structure is connected with the bottom face of the groove structure through a third bolt.
Further, the outer fixedly connected with of gland structure sets up and overlaps with gland structure coaxial line and establish the epaxial waterproof sleeve of commentaries on classics, be provided with waterproof glue film on the inner wall of waterproof sleeve, be provided with the reinforced rib board that a plurality of along waterproof sleeve circumference equidistance distributes between the outer wall of waterproof sleeve and the gland structure.
Furthermore, the one end that the rear end housing is close to in the pivot runs through the rear end housing, the outer motor casing upper shield of rear end housing is equipped with the fan cover, the fan cover is connected with motor casing through the fourth bolt, has seted up the louvre that a plurality of runs through the fan cover on the fan cover and the terminal surface of rear end housing parallel arrangement, and the waterproof dust cover that the cover was established on the rear end housing is located the fan cover, is provided with the fan leaf in the pivot of this waterproof dust cover, and is provided with the absorption net in the open position that motor casing one end was kept away from to this waterproof dust cover.
Furthermore, the rear end cover is also of a shell structure with an opening in the inner side surface, a second fixed ring which is coaxially arranged with the rear end cover is fixedly connected in the rear end cover, and the second fixed ring is connected with the other bearing cover through the second bolt.
Furthermore, the top of the motor shell is connected with a junction box through a fifth bolt, the junction box is of a box body structure with an opening in the bottom surface, the junction box is communicated with the interior of the motor shell through a wire hole formed in the motor shell, and a fourth O-shaped sealing ring is embedded in the connection position of the junction box and the motor shell in a clamping mode.
Further, motor casing's top is provided with rings, and motor casing's bottom is provided with type of convexity frame, threaded through hole has all been seted up to the both sides of type of convexity frame.
By adopting the technical scheme, the utility model has the beneficial effects that:
on the basis of the existing motor, the bearing cover is respectively connected with the front end cover and the rear end cover by arranging the second bolt, so that the bearing cover and the bearing can be conveniently installed in the motor shell; secondly, arranging the front end cover into a shell structure with an opening on the inner side surface, arranging a first positioning sleeve on the front end cover, arranging a first O-shaped sealing ring in the first positioning sleeve, wherein the first O-shaped sealing ring can seal a gap at the position where the rotating shaft penetrates through the front end cover; in addition, waterproof dust covers are arranged at two ends outside the motor shell and are in threaded connection with the motor shell, so that the waterproof dust covers can seal gaps at the joint positions of the front end cover, the rear end cover and the motor shell, and meanwhile, the waterproof dust covers can also indirectly seal the gap at the position where the rotating shaft penetrates through the front end cover, namely, the position where the rotating shaft penetrates through the front end cover is doubly sealed; therefore, the motor has the waterproof and dustproof functions, and the service life of the motor is prolonged; in addition, set up waterproof dust cover into the round platform form, will the landing like this when dust and moisture fall on waterproof dust cover's outer wall to reduce the risk that dust and moisture got into in the motor casing.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic perspective view of a portion of the structure of FIG. 1;
FIG. 3 is a schematic structural view of FIG. 2 in a split state;
FIG. 4 is a schematic structural view of a front end cap according to the present invention;
fig. 5 is a schematic structural view of the rear end cap of the present invention.
Reference numerals: 1. a waterproof and dustproof cover; 2. a front end cover; 21. a first fixed ring; 22. a first positioning sleeve; 23. a groove structure; 24. a third bolt; 25. a gland structure; 26. a waterproof sleeve; 27. a reinforcing rib plate; 3. a rear end cap; 31. a second fixed ring; 4. a rotating shaft; 5. a stator winding; 6. a rotor; 7. a motor housing; 71. a first bolt; 72. a fifth bolt; 8. a fan guard; 81. a fourth bolt; 82. heat dissipation holes; 9. a convex engine base; 91. a threaded through hole; 10. a hoisting ring; 11. a bearing; 12. a bearing cap; 13. a second bolt; 14. a first O-ring seal; 15. a third O-shaped sealing ring; 16. a fan blade; 17. an adsorption net; 18. a second O-ring seal; 19. a junction box.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clear, embodiments of the present invention are described in further detail below with reference to the accompanying drawings.
As shown in fig. 1 to 5, the present invention provides a motor with waterproof and dustproof functions, which comprises a motor housing 7, a rotor 6, a stator winding 5 and a rotating shaft 4 are installed in the motor housing 7, two ends of the exterior of the motor housing 7 are respectively connected with a front end cover 2 and a rear end cover 3 through first bolts 71, the connection mode of the motor is the same as that of the existing motor, namely, the number of the first bolts 71 at the position of the front end cover 2 is four, and the four first bolts 71 are distributed at four corners of the front end cover 2, the number of the first bolts 71 at the position of the rear end cover 3 is also four, and the four first bolts 71 are distributed at four corners of the rear end cover 3, one end of the rotating shaft 4 close to the front end cover 2 penetrates through the front end cover 2, two symmetrically distributed bearing covers 12 are installed at two ends of the interior of the motor housing 7, the two bearing covers 12 are respectively connected with the front end cover 2 and the rear end cover 3 through second bolts 13, bearings 11 are installed in the two bearing covers 12, the two bearings 11 are respectively sleeved on the rotating shaft 4, the front end cover 2 is of a shell structure with an opening on the inner side surface, a first fixed ring 21 which is coaxial with the front end cover 2 is fixedly connected in the front end cover 2, the first fixed ring 21 is connected with one of the bearing covers 12 through the second bolts 13, at the moment, the number of the second bolts 13 is multiple, the second bolts 13 are distributed at equal intervals along the circumferential direction of the first fixed ring 21, a first positioning sleeve 22 which is coaxial with the first fixed ring 21 is fixedly connected on the front end cover 2 in the first fixed ring 21, a first O-shaped sealing ring 14 which is matched with the first positioning sleeve 22 and made of silica gel materials is embedded in the first positioning sleeve 22 in a clamping manner, and the first O-shaped sealing ring 14 is sleeved on the rotating shaft 4; the outer both ends of motor casing 7 still are provided with two symmetric distribution's waterproof dust cover 1, front end housing 2 is located waterproof dust cover 1 respectively with rear end housing 3, waterproof dust cover 1 is both ends open-ended shell structure, the vertical cross-sectional area of waterproof dust cover 1 is greater than the vertical cross-sectional area of the waterproof dust cover 1 other end for round platform form and waterproof dust cover 1 is close to motor casing 7 one end, the outer wall of waterproof dust cover 1 is the inclined plane promptly, be threaded connection between waterproof dust cover 1 and the motor casing 7, pivot 4 runs through the one end of front end housing 2 and extends to outside the waterproof dust cover 1.
On the basis of the existing motor, the bearing cover 12 is respectively connected with the front end cover 2 and the rear end cover 3 by arranging the second bolt 13, so that the bearing cover 12 and the bearing 11 can be conveniently installed in the motor shell 7; secondly, the front end cover 2 is arranged into a shell structure with an opening on the inner side surface, a first positioning sleeve 22 is arranged on the front end cover 2, a first O-shaped sealing ring 14 is arranged in the first positioning sleeve 22, and the first O-shaped sealing ring 14 can seal a gap at the position where the rotating shaft 4 penetrates through the front end cover 2; in addition, the waterproof and dustproof covers 1 are arranged at the two ends outside the motor shell 7, and the waterproof and dustproof covers 1 are in threaded connection with the motor shell 7, so that the waterproof and dustproof covers 1 can seal gaps at the joint positions of the front end cover 2, the rear end cover 3 and the motor shell 7, and meanwhile, the waterproof and dustproof covers 1 can also indirectly seal the gap at the position where the rotating shaft 4 penetrates through the front end cover 2, namely, the position where the rotating shaft 4 penetrates through the front end cover 2 is subjected to double sealing; therefore, the motor has the waterproof and dustproof functions, and the service life of the motor is prolonged; in addition, set up waterproof dust cover 1 into the round platform form, will the landing like this when dust and moisture fall on waterproof dust cover 1's outer wall to reduce the risk that dust and moisture got into in motor casing 7.
Further, as shown in fig. 2 and 3, a groove structure 23 coaxial with the front end cap 2 is further formed on the outer side surface of the front end cap 2, a third O-ring 15 adapted to the groove structure 23 and made of a silica gel material is embedded in the groove structure 23, a gland structure 25 adapted to the groove structure 23 is disposed in the groove structure 23 outside the third O-ring 15, the gland structure 25 is disposed in the waterproof dust cover 1 and sleeved on the rotating shaft 4, the gland structure 25 is connected to the groove bottom surface of the groove structure 23 through a third bolt 24, specifically, the number of the third bolts 24 is plural, the plural third bolts 24 are equidistantly distributed along the circumferential direction of the gland structure 25, the groove structure 23 is formed on the front end cap 2, the third O-ring 15 is disposed in the groove structure 23, the gland structure 25 is disposed on the third O-ring 15, the gap where the rotating shaft 4 penetrates through the front end cover 2 can be sealed again, so that the position where the rotating shaft 4 penetrates through the front end cover 2 is sealed in a triple mode.
Further, as shown in fig. 1 to 3, the outer fixedly connected with of the gland structure 25 sets up with the gland structure 25 coaxial line and the cover establishes the waterproof sleeve 26 on the pivot 4, be provided with the waterproof glue film on the inner wall of the waterproof sleeve 26, be provided with a plurality of along the reinforcing floor 27 of waterproof sleeve 26 circumference equidistance distribution between the outer wall of the waterproof sleeve 26 and the gland structure 25, the reinforcing floor 27 is used for strengthening the joint strength of the waterproof sleeve 26 on the gland structure 25, can be convenient for take the gland structure 25 through setting up the waterproof sleeve 26 on the gland structure 25, thereby be convenient for install the gland structure 25, in addition, set up the waterproof glue film on the waterproof sleeve 26 inner wall, can indirectly make the pivot 4 run through waterproof sleeve 26 position department and have waterproof function.
Because the rotating shaft 4 sometimes rotates at a high speed in the use process of the motor, when the rotating shaft 4 rotates at a high speed, a large amount of heat is generated in the motor housing 7, and the motor is prevented from being damaged due to overhigh temperature in the motor housing 7, the heat generated in the motor housing 7 needs to be discharged, therefore, as shown in fig. 1, one end of the rotating shaft 4 close to the rear end cover 3 penetrates through the rear end cover 3, a fan cover 8 is covered on the motor housing 7 outside the rear end cover 3, the fan cover 8 is connected with the motor housing 7 through fourth bolts 81, the number of the fourth bolts 81 is multiple, and a plurality of fourth bolts 81 are equidistantly distributed along the circumferential direction of the fan cover 8, a plurality of dust covers 82 penetrating through heat dissipation holes of the fan cover 8 are arranged on the end surface of the fan cover 8 parallel to the rear end cover 3, a waterproof dust cover 1 arranged on the rear end cover 3 is positioned in the fan cover 8, a fan blade 16 is arranged on the rotating shaft 4 in the waterproof dust cover 1, an adsorption net 17 is arranged in an opening position of one end, far away from the motor shell 7, of the waterproof dust cover 1, the adsorption net 17 is an activated carbon adsorption net and is detachably connected with the waterproof dust cover 1, and the fan blade 16 is arranged on the rotating shaft 4, so that when the rotating shaft 4 rotates at a high speed, the fan blade 16 can also rotate at a high speed, heat generated in the motor shell 7 is finally discharged outwards through the heat dissipation holes 82, and the overhigh temperature in the motor shell 7 is avoided; secondly, the fan cover 8 can also indirectly seal a gap at the joint position of the rear end cover 3 and the motor shell 7, namely, the joint position of the rear end cover 3 and the motor shell 7 is doubly sealed; finally, the fan blades 16 are used for dissipating heat when rotating, namely, the influence of moisture on the position where the rotating shaft 4 penetrates through the rear end cover 3 is not considered; in addition, the influence of dust on the position where the rotating shaft 4 penetrates through the rear end cover 3 can be reduced by arranging the adsorption net 17 to be matched with the fan blade 16.
Further, the rear end cover 3 is connected with the other bearing cover 12 through the second bolt 13 in the following specific manner: as shown in fig. 1 and 5, the rear end cap 3 is also of a shell structure with an opening on the inner side surface, a second fixing ring 31 coaxially arranged with the rear end cap 3 is fixedly connected in the rear end cap 3, the second fixing ring 31 is connected with another bearing cap 12 through the second bolts 13, at this time, the number of the second bolts 13 is a plurality of second bolts 13 distributed equidistantly along the circumferential direction of the second fixing ring 31, and the rear end cap 3 can be connected with the bearing cap 12 through such a setting mode.
Further, as shown in fig. 1, the top of the motor housing 7 is connected with a junction box 19 through a fifth bolt 72, the number of the fifth bolts 72 is four, and the four fifth bolts 72 are distributed at four corners of the junction box 19, the junction box 19 is of a box structure with an open bottom, the junction box 19 is communicated with the interior of the motor housing 7 through a wire hole formed in the motor housing 7, a second O-ring 18 is embedded at a connection position of the junction box 19 and the motor housing 7, and a joint position of the junction box 19 and the motor housing 7 can be sealed by arranging the second O-ring 18.
Further, as shown in fig. 1, a lifting ring 10 is arranged at the top of the motor housing 7, a convex-shaped base 9 is arranged at the bottom of the motor housing 7, threaded through holes 91 are formed in two sides of the convex-shaped base 9, and the motor can be conveniently moved by arranging the lifting ring 10; the motor position is convenient to fix after the motor position is moved by arranging the convex-shaped base 9.
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, which are merely illustrative of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, and the utility model is intended to be covered by the appended claims. The scope of the utility model is defined by the appended claims and equivalents.
Claims (7)
1. The utility model provides a motor with waterproof dustproof function, includes motor casing, install rotor, stator winding and pivot in the motor casing, the outer both ends of motor casing are connected with front end housing and rear end cap respectively through first bolt, the one end that the pivot is close to the front end housing runs through front end housing, its characterized in that: two ends in the motor shell are provided with two symmetrically distributed bearing covers which are respectively connected with a front end cover and a rear end cover through second bolts, bearings are arranged in the two bearing covers, the two bearings are respectively sleeved and installed on a rotating shaft, the front end cover is of a shell structure with an opening on the inner side surface, a first fixed ring which is coaxially arranged with the front end cover is fixedly connected in the front end cover, the first fixed ring is connected with one of the bearing covers through the second bolts, a first positioning sleeve which is coaxially arranged with the first fixed ring is fixedly connected on the front end cover in the first fixed ring, a first O-shaped sealing ring which is matched with the first positioning sleeve and is made of silica gel is embedded in the first positioning sleeve in a clamping manner, and the first O-shaped sealing ring is sleeved on the rotating shaft;
the outer both ends of motor casing still are provided with the waterproof dust cover of two symmetric distributions, and front end housing and rear end cap are located waterproof dust cover respectively, waterproof dust cover is both ends open-ended shell structure, and the vertical cross-sectional area of waterproof dust cover for round platform form and waterproof dust cover are close to motor casing one end is greater than the vertical cross-sectional area of the waterproof dust cover other end, is threaded connection between waterproof dust cover and the motor casing, the one end that the front end housing was run through in the pivot extends to outside the waterproof dust cover.
2. The motor with waterproof and dustproof functions as claimed in claim 1, wherein: still set up the groove structure who sets up with the front end housing coaxial line on the lateral surface of front end housing, the embedded third O type sealing washer that has with groove structure looks adaptation and is made by the silica gel material that has of groove structure, be provided with the gland structure who sets up and looks adaptation with the groove structure coaxial line in the outer groove structure of third O type sealing washer, gland structure is located waterproof dust cover and overlaps and establish in the pivot, and gland structure is connected with groove structure's tank bottom surface through the third bolt.
3. The motor with waterproof and dustproof functions as claimed in claim 2, wherein: the outer fixedly connected with of gland structure sets up and overlaps with gland structure coaxial line and establish the epaxial waterproof sleeve that rotates, be provided with waterproof glue film on waterproof telescopic inner wall, be provided with the reinforced floor that a plurality of along waterproof sleeve circumference equidistance distributes between the outer wall of waterproof sleeve and the gland structure.
4. The motor with waterproof and dustproof functions as claimed in claim 3, wherein: the rear end cover is run through to the one end that the rear end cover is close to in the pivot, the outer motor casing upper shield of rear end cover is equipped with the fan cover, the fan cover is connected with motor casing through the fourth bolt, has seted up the louvre that a plurality of runs through the fan cover on fan cover and the rear end cover parallel arrangement's the terminal surface, and the waterproof dust cover that the cover was established on the rear end cover is located the fan cover, is provided with the fan leaf in the pivot of this waterproof dust cover, and is provided with the absorption net in the opening position that motor casing one end was kept away from to this waterproof dust cover.
5. The motor with waterproof and dustproof functions as claimed in claim 4, wherein: the rear end cover is also of a shell structure with an opening on the inner side surface, a second fixed ring which is coaxially arranged with the rear end cover is fixedly connected in the rear end cover, and the second fixed ring is connected with another bearing cover through a second bolt.
6. The motor with waterproof and dustproof functions as claimed in claim 1, wherein: the top of the motor shell is connected with a junction box through a fifth bolt, the junction box is of a box body structure with an opening in the bottom surface, the junction box is communicated with the interior of the motor shell through a line hole formed in the motor shell, and a fourth O-shaped sealing ring is embedded in the connection position of the junction box and the motor shell in a clamping mode.
7. The motor with waterproof and dustproof functions as claimed in claim 1, wherein: the top of motor casing is provided with rings, and motor casing's bottom is provided with type of convexity frame, threaded through-hole has all been seted up to the both sides of type of convexity frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123165104.2U CN216356242U (en) | 2021-12-16 | 2021-12-16 | Motor with waterproof dustproof function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123165104.2U CN216356242U (en) | 2021-12-16 | 2021-12-16 | Motor with waterproof dustproof function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216356242U true CN216356242U (en) | 2022-04-19 |
Family
ID=81163013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123165104.2U Active CN216356242U (en) | 2021-12-16 | 2021-12-16 | Motor with waterproof dustproof function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216356242U (en) |
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2021
- 2021-12-16 CN CN202123165104.2U patent/CN216356242U/en active Active
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