CN210744897U - Novel grease proofing motor - Google Patents
Novel grease proofing motor Download PDFInfo
- Publication number
- CN210744897U CN210744897U CN201922096103.3U CN201922096103U CN210744897U CN 210744897 U CN210744897 U CN 210744897U CN 201922096103 U CN201922096103 U CN 201922096103U CN 210744897 U CN210744897 U CN 210744897U
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- flange
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- sealing
- rear end
- seal
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Abstract
The utility model discloses a novel grease proofing motor relates to the motor and makes technical field, aims at solving the poor problem of current lampblack absorber grease proofing performance, and its technical scheme main points are: including the front end housing, rear end cap and pivot, the edge of front end cap is equipped with flange one, the edge of rear end cap is equipped with flange two, the seal groove has all been seted up on the opposite face of flange one and flange two, be equipped with the sealing washer in the seal groove, rear end cap lateral wall fixedly connected with seal receptacle, be equipped with the through wires hole that is used for the electric wire to pass on the seal receptacle, the outside threaded connection of seal receptacle has the nut, be equipped with the sealing member that is used for the butt seal receptacle in the nut, be equipped with the shaft hole on the front end cap, the pivot is worn to establish in the shaft. The utility model discloses a set up sealing mechanism, can the separation greasy dirt get into inside the motor to improve the life of motor.
Description
Technical Field
The utility model relates to a motor manufacturing field, more specifically say, it relates to a novel grease proofing motor.
Background
The motor is an electromagnetic device for converting or transmitting electric energy according to the law of electromagnetic induction, and mainly functions to generate driving torque as a power source for electrical appliances or various machines.
The smoke exhaust ventilator disclosed by the Chinese patent with the publication number of CN201672584U has the technical key points that: the motor comprises a rotor assembly, a stator assembly, a rotating shaft, a shell and a reversing device; the rotor assembly comprises a rotor iron core and rotor magnetic steel, and the stator assembly comprises a stator iron core and a stator winding; the rotor iron core is passed in the pivot rather than the interlock, and the shell is stretched out to the pivot tip, pivot and shell normal running fit, and rotor magnet steel establishes at the rotor iron core surface, and stator winding establishes at the stator iron core surface, and the stator assembly establishes in the circumference outside of rotor assembly.
The problem that current smoke ventilator's motor efficiency is not high has been solved in the above-mentioned scheme, but current smoke ventilator grease proofing performance is poor, in case the grease overflow will make motor winding coil short circuit in the motor stator coil, makes complete machine stop work, causes serious damage.
Therefore, a new solution is needed to solve this problem.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an aim at just providing a novel grease proofing motor in order to solve foretell problem, mainly improved the grease proofing performance of motor.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a novel grease proofing motor, includes front end housing, rear end cap and pivot, the edge of front end cap is equipped with flange one, the edge of rear end cap is equipped with flange two, the seal groove has all been seted up on the opposite face of flange one and flange two, be equipped with the sealing washer in the seal groove, rear end cap lateral wall fixedly connected with seal receptacle, be equipped with the through wires hole that is used for the electric wire to pass on the seal receptacle, the outside threaded connection of seal receptacle has the nut, is equipped with the sealing member that is used for the butt seal receptacle in the nut, be equipped with the shaft hole on the front end housing, the pivot is worn to establish in the shaft hole, be equipped with the oil.
By adopting the technical scheme, the sealing ring is arranged, the sealing ring is firstly placed in the sealing groove, and then the first flange and the second flange are fixed, so that the first flange and the second flange can generate extrusion force on the sealing ring, and the sealing effect of the motor is improved; by arranging the sealing element, the cable sequentially passes through the threading hole, the sealing element and the nut from the rear end cover, and then the nut is continuously screwed towards the sealing seat until the two ends of the sealing element are abutted against the sealing seat and the nut, so that the sealing element can seal the cable, and oil dirt cannot enter the motor from the threading hole; through setting up the oil blanket for inside the greasy dirt can not get into the motor from the outside, and then improved the life of motor greatly.
The utility model discloses further set up to: the first flange and the second flange are both provided with mounting holes and fixedly connected through bolts and nuts.
Through adopting above-mentioned technical scheme, through setting up the bolt, pass the mounting hole on flange one and the flange two earlier, then constantly revolve the twist nut towards the bolt to drive flange one towards the laminating of flange two, and then realized the fixed effect of front end housing and rear end cap.
The utility model discloses further set up to: the sealing ring is provided with a first guide inclined plane and is made of rubber.
Through adopting above-mentioned technical scheme, through setting up first direction inclined plane for the seal groove is put into to the sealing washer can be easier, has made things convenient for the installation of sealing washer.
The utility model discloses further set up to: the edge of threading hole is kept away from rear end cap one side and is formed with second direction inclined plane, the sealing member is equipped with the third direction inclined plane towards seal receptacle one side, works as the back is screwed up to the nut, second direction inclined plane and third direction inclined plane butt, the sealing member is the rubber material.
Through adopting above-mentioned technical scheme, through setting up second direction inclined plane and third direction inclined plane, when the sealing member received the extrusion of seal receptacle and nut for the sealing member produces a centripetal clamping force to the cable, thereby has improved the sealed effect of motor.
The utility model discloses further set up to: the oil seal comprises a framework, wherein a wrapping layer is arranged on the framework and is made of rubber.
Through adopting above-mentioned technical scheme, through setting up the skeleton, the skeleton can play certain supporting effect to the parcel layer, has improved the toughness of oil blanket.
The utility model discloses further set up to: the inner side of the wrapping layer is provided with an inner ring, the inner ring is provided with a sealing lip, and the sealing lip is connected to the rotating shaft in a sliding manner.
By adopting the technical scheme, the sealing lip is arranged, so that the sealing performance of the oil seal on the rotating shaft is improved.
The utility model discloses further set up to: the periphery wall of the inner ring is sleeved with a spring.
Through adopting above-mentioned technical scheme, through setting up the spring, certain radial load can be applyed to the inner circle to the spring for the inner circle is pressed on axle cooperation surface.
The utility model discloses further set up to: the outer side of the wrapping layer is provided with an outer ring, and the outer ring is provided with a circular truncated cone protruding outwards.
By adopting the technical scheme, the friction force of the outer ring and the front end cover is increased by arranging the circular truncated cone, so that the oil seal can be stably installed on the front end cover.
To sum up, the utility model discloses following beneficial effect has:
by adopting the technical scheme, the sealing ring is arranged, the sealing ring is firstly placed in the sealing groove, and then the first flange and the second flange are fixed, so that the first flange and the second flange can generate extrusion force on the sealing ring, and the sealing effect of the motor is improved; by arranging the sealing element, the cable sequentially passes through the threading hole, the sealing element and the nut from the rear end cover, and then the nut is continuously screwed towards the sealing seat until the two ends of the sealing element are abutted against the sealing seat and the nut, so that the sealing element can seal the cable, and oil dirt cannot enter the motor from the threading hole; through setting up the oil blanket for inside the greasy dirt can not get into the motor from the outside, and then improved the life of motor greatly.
Drawings
Fig. 1 is a schematic structural view of a novel oil-proof motor of the present invention;
fig. 2 is an exploded view of the novel oil-proof motor of the present invention;
fig. 3 is a partial sectional view of a novel oil-proof motor according to the present invention;
fig. 4 is an enlarged view of the position a in fig. 3 of the novel oil-proof motor of the present invention;
fig. 5 is an enlarged view of the position B in fig. 4 of the novel oil-proof motor of the present invention;
FIG. 6 is a schematic structural view of an oil seal in a novel oil-proof motor according to the present invention;
fig. 7 is an enlarged view of the C point of fig. 6 in the novel oil-proof motor of the present invention;
fig. 8 is a schematic sectional view of a novel oil-proof motor according to the present invention;
fig. 9 is the D enlarged view of fig. 8 in a novel oil-proof motor of the present invention.
Reference numerals: 1. a front end cover; 2. a rear end cap; 3. a rotating shaft; 4. a first flange; 5. a second flange; 6. a sealing groove; 7. a seal ring; 8. a sealing seat; 9. threading holes; 10. a seal member; 11. a nut; 12. a shaft hole; 13. oil sealing; 14. mounting holes; 15. a bolt; 16. a nut; 17. a first guide slope; 18. a second guide slope; 19. a third guide slope; 20. a framework; 21. a wrapping layer; 22. an inner ring; 23. a sealing lip; 24. a spring; 25. an outer ring; 26. a round table.
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 to 9, a novel oil-proof motor includes a front end cover 1, a rear end cover 2 and a rotating shaft 3, a first flange 4 is integrally formed at an edge of the front end cover 1, a second flange 5 is integrally formed at an edge of the rear end cover 2, a plurality of mounting holes 14 are formed in the first flange 4 and the second flange 5, the first flange 4 and the second flange 5 are fixedly connected through bolts 15 and nuts 16, sealing grooves 6 are formed in opposite surfaces of the first flange 4 and the second flange 5, a rubber sealing ring 7 is mounted in each sealing groove 6, and a first guide inclined surface 17 is formed on each sealing ring 7; a sealing seat 8 is welded on the side wall of the rear end cover 2, a threading hole 9 for an electric wire to pass through is formed in the sealing seat 8, a second guide inclined surface 18 is formed at one side, away from the rear end cover 2, of the edge of the threading hole 9, a nut 11 is in threaded connection with the outer side of the sealing seat 8, a rubber sealing element 10 for abutting against the sealing seat 8 is arranged in the nut 11, a third guide inclined surface 19 is formed at one side, facing the sealing seat 8, of the sealing element 10, and after the nut is screwed down, the third guide inclined surface 19 abuts against the second guide inclined surface 18; shaft hole 12 has been seted up on front end housing 1, pivot 3 wears to establish in shaft hole 12, install oil blanket 13 between front end housing 1 and the pivot 3, oil blanket 13 includes skeleton 20, the parcel has the parcel layer 21 of rubber material around the skeleton 20, the inboard of parcel layer 21 has inner circle 22, integrated into one piece has seal lip 23 on the inner circle 22, seal lip 23 sliding connection is on pivot 3, and the cover is equipped with spring 24 on the periphery wall of inner circle 22, and the outside of parcel layer 21 has outer lane 25, integrated into one piece has outside outstanding round platform 26 on the outer lane 25.
Firstly, a cable sequentially passes through a threading hole 9, a sealing element 10 and a nut 11 from a rear end cover 2, then the nut 11 is continuously screwed towards a sealing seat 8 until two ends of the sealing element 10 are abutted against the sealing seat 8 and the nut 11, so that the sealing element 10 can clamp the cable, because the second guide inclined plane 18 and the third guide inclined plane 19 are arranged, when the sealing element 10 is extruded by the sealing seat 8 and the nut 11, the sealing element 10 generates a centripetal clamping force on the cable, so that the clamping effect of the sealing element 10 and the cable is improved, further, oil stains can not enter the motor from the threading hole 9, then an oil seal 13 is arranged inside the front end cover 1 and penetrates through a rotating shaft 3, through arranging the oil seal 13, the oil stains can not enter the motor from the outer side, through arranging a framework 20 in the oil seal 13, the framework 20 can play a certain supporting effect on a wrapping layer 21, so that the toughness of the, the spring 24 is arranged, the spring 24 can apply a certain radial load to the inner ring 22, so that the inner ring 22 is pressed on the shaft matching surface, the sealing lip 23 is arranged, the sealing performance of the oil seal 13 on the shaft 3 is further improved, the circular truncated cone 26 is arranged, the friction force between the outer ring 25 and the front end cover 1 is increased by the circular truncated cone 26, so that the oil seal 13 can be stably installed on the front end cover 1, then the sealing ring 7 is firstly placed in the sealing groove 6, the sealing ring 7 can be more easily placed in the sealing groove 6 due to the arrangement of the first guide inclined surface 17, the installation of the sealing ring 7 is facilitated, then the bolt 15 penetrates through the installation holes 14 on the first flange 4 and the second flange 5, and then the nut 16 is continuously screwed towards the bolt 15, so that the first flange 4 is driven to be attached towards the second flange 5, the first flange 4 and the second flange 5 can generate extrusion force on the sealing ring 7, thereby greatly prolonging the service life of the motor.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a novel grease proofing motor, includes front end housing (1), rear end cap (2) and pivot (3), its characterized in that: the edge of front end housing (1) is equipped with flange one (4), the edge of rear end housing (2) is equipped with flange two (5), seal groove (6) have all been seted up on the opposite face of flange one (4) and flange two (5), be equipped with sealing washer (7) in seal groove (6), rear end housing (2) lateral wall fixedly connected with seal receptacle (8), be equipped with through wires hole (9) that are used for the electric wire to pass on seal receptacle (8), the outside threaded connection of seal receptacle (8) has nut (11), is equipped with in nut (11) and is used for butt seal receptacle (8) sealing member (10), be equipped with shaft hole (12) on front end housing (1), pivot (3) are worn to establish in shaft hole (12), be equipped with oil blanket (13) between front end housing (1) and pivot (3).
2. The novel oil resistant motor of claim 1, wherein: mounting holes (14) are formed in the first flange (4) and the second flange (5), and the first flange (4) and the second flange (5) are fixedly connected through bolts (15) and nuts (16).
3. The novel oil resistant motor of claim 1, wherein: be equipped with first direction inclined plane (17) on sealing washer (7), sealing washer (7) are the rubber material.
4. The novel oil resistant motor of claim 1, wherein: rear end cap (2) one side is kept away from to the edge of through wires hole (9) is formed with second direction inclined plane (18), sealing member (10) are equipped with third direction inclined plane (19) towards seal receptacle (8) one side, work as the back is screwed up to the nut, second direction inclined plane (18) and third direction inclined plane (19) butt, sealing member (10) are the rubber material.
5. The novel oil resistant motor of claim 1, wherein: the oil seal (13) comprises a framework (20), a wrapping layer (21) is arranged on the framework (20), and the wrapping layer (21) is made of rubber.
6. The novel oil resistant motor of claim 5 wherein: the inner side of the wrapping layer (21) is provided with an inner ring (22), a sealing lip (23) is arranged on the inner ring (22), and the sealing lip (23) is connected to the rotating shaft (3) in a sliding mode.
7. The novel oil resistant motor of claim 6, wherein: the outer peripheral wall of the inner ring (22) is sleeved with a spring (24).
8. The novel oil resistant motor of claim 7 wherein: the outer side of the wrapping layer (21) is provided with an outer ring (25), and the outer ring (25) is provided with a circular truncated cone (26) protruding outwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922096103.3U CN210744897U (en) | 2019-11-28 | 2019-11-28 | Novel grease proofing motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922096103.3U CN210744897U (en) | 2019-11-28 | 2019-11-28 | Novel grease proofing motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210744897U true CN210744897U (en) | 2020-06-12 |
Family
ID=71005888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922096103.3U Expired - Fee Related CN210744897U (en) | 2019-11-28 | 2019-11-28 | Novel grease proofing motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210744897U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115874251A (en) * | 2022-12-30 | 2023-03-31 | 东莞市威力固电路板设备有限公司 | Connecting mechanism suitable for sealing connection |
-
2019
- 2019-11-28 CN CN201922096103.3U patent/CN210744897U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115874251A (en) * | 2022-12-30 | 2023-03-31 | 东莞市威力固电路板设备有限公司 | Connecting mechanism suitable for sealing connection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200612 Termination date: 20211128 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |