CN208656551U - A kind of waterproof sealing electric machine structure - Google Patents
A kind of waterproof sealing electric machine structure Download PDFInfo
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- CN208656551U CN208656551U CN201821224742.2U CN201821224742U CN208656551U CN 208656551 U CN208656551 U CN 208656551U CN 201821224742 U CN201821224742 U CN 201821224742U CN 208656551 U CN208656551 U CN 208656551U
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- bearing bracket
- drive end
- motor
- end bearing
- electric machine
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Abstract
The utility model discloses a kind of waterproof sealing electric machine structures, belong to motor field, including motor shaft, drive end bearing bracket, motor body and rear end cap, the drive end bearing bracket is equipped with sealing structure of shaft end, the motor shaft runs through the sealing structure of shaft end, the sealing structure of shaft end includes rubber bellows and spring, the rubber bellows are sheathed on motor shaft, both ends are respectively arranged with position limiting convex ring on the outside of the rubber bellows, two position limiting convex rings are arranged with spring base respectively, and the both ends of the spring are sheathed on respectively on two spring bases.A kind of waterproof sealing electric machine structure disclosed by the utility model has fabulous water proof and dust proof ability, can satisfy the water proof and dust proof demand of motor.
Description
Technical field
The utility model relates to motor field more particularly to a kind of waterproof sealing electric machine structures.
Background technique
The use scope of motor is very extensive, and motor converts electrical energy into mechanical energy, requires on many mechanical equipments
Motor provides power, but the internal structure of motor is more accurate, has high requirements for water proof and dust proof, if inside motor into
Foreign matter is entered, it will seriously affect the normal work of motor, or even short circuit can be made, destroy internal structure of motor, Jin Erzao
At serious accident, therefore, the water proof and dust proof design of motor is particularly important.
Current motor waterproof sealing structure most on the market is relatively simple, more to adopt in drive end bearing bracket shaft junction
The seal form sealed with labyrinth oiling, but the sealing of this form cannot be such that motor runs under water for a long time, it is difficult to it reaches
To waterproof sealing effect, some motors use mechanical seal mode, but structure is complicated, and installation is inconvenient.
Utility model content
In order to overcome the drawbacks of the prior art, the technical problem to be solved by the utility model is to propose a kind of anti-watertight
Electric machine structure is sealed, there is fabulous sealing performance, installation is simple, can satisfy sealing demand of the motor under special operation condition.
For this purpose, the utility model uses following technical scheme:
A kind of waterproof sealing electric machine structure provided by the utility model, including motor shaft, drive end bearing bracket, motor body and rear end
Lid, the drive end bearing bracket are equipped with sealing structure of shaft end, and the motor shaft runs through the sealing structure of shaft end, the shaft end seal knot
Structure includes rubber bellows and spring；The rubber bellows are sheathed on the motor shaft, two on the outside of the rubber bellows
End is respectively arranged with position limiting convex ring, is arranged with spring base respectively on the outside of two position limiting convex rings；Distinguish at the both ends of the spring
It is sheathed on two spring bases；Annular groove is provided on the inside of the rubber bellows left end, in the annular groove
It is inserted with rotating ring, stationary ring is also arranged on the motor shaft, the stationary ring abuts the left side of the rotating ring；On the left of the stationary ring also
It is arranged rubber sleeve, is additionally provided with fixed lid on the left of the drive end bearing bracket, the fixed lid inner bottom surface closely connects with the rubber sleeve
Touching, the fixed lid are bolted on the drive end bearing bracket；The drive end bearing bracket and the rear end cap are separately fixed at described
The center of motor body both ends, the drive end bearing bracket and the rear end cap is respectively fixed with bearing, and one end of the motor shaft passes through
The bearing on the drive end bearing bracket, the other end of the motor shaft are mounted on the bearing of the rear end cap.
Preferably, rubber sheet gasket is provided between the fixed lid and the drive end bearing bracket.
Preferably, the drive end bearing bracket and the rear end cap pass through bolt respectively and connect with the motor body.
Preferably, the drive end bearing bracket and the rear end cap are also set up between the connecting portion between the motor body respectively
There is rubber gasket.
Preferably, the outer surface of the drive end bearing bracket, the rear end cap, the motor body and the fixed lid is coated with resistance to
Corrosion paint.
Preferably, the rubber bellows right side is provided with circular orientation groove, and the drive end bearing bracket left side is provided with
The bulge loop to match with the circular orientation groove.
The utility model has the following beneficial effects:
A kind of waterproof sealing electric machine structure provided by the utility model, designs the shaft end seal of motor, in axis
Design has rubber bellows and spring in the sealing structure of end, and keeps sealing structure of shaft end more compact, and when use is directly close by shaft end
Seal structure is sheathed on motor shaft, and is bolted on drive end bearing bracket, the sealing of motor shaft end can be completed, due to front end
Lid and rear end cap and motor body are connected through Seal Design, to ensure that the waterproof seal of entire motor；Relative to
Traditional mechanically-sealing apparatus, the utility model devise rubber bellows, by the sealing function of rubber bellows, make this reality
It is more preferable with novel sealing effect, while solving tradition machinery sealing device needs and being sealed using a large amount of sealing rings, it causes to tie
Structure is complicated, problem difficult to install.
Detailed description of the invention
Fig. 1 is the general structure schematic diagram of the utility model；
Fig. 2 is the structure sectional view of sealing structure of shaft end；
Fig. 3 is the structure sectional view of rubber bellows.
In figure:
1- sealing structure of shaft end, 2- motor shaft, 3- drive end bearing bracket, 4- motor body, 5- rear end cap, 6- bearing, 10- rubber
Bellows, 11- spring, 12- position limiting convex ring, 13- spring base, 14- annular groove, 15- rotating ring, 16- stationary ring, 17- rubber sleeve,
The fixed lid of 18-, 19- circular orientation groove, 31- bulge loop.
Specific embodiment
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
As shown in Figure 1 to Figure 3, a kind of waterproof sealing electric machine structure provided in the present embodiment, including motor shaft 2, front end
Lid 3, motor body 4 and rear end cap 5, drive end bearing bracket 3 are equipped with sealing structure of shaft end 1, and motor shaft 2 runs through sealing structure of shaft end 1, axis
Holding sealing structure 1 includes rubber bellows 10 and spring 11；Rubber bellows 10 are sheathed on motor shaft 2, rubber bellows 10
Outside both ends are respectively arranged with position limiting convex ring 12, and two 12 outsides of position limiting convex ring are arranged with spring base 13 respectively；The two of spring 11
End is sheathed on respectively on two spring bases 13；Annular groove 14 is provided on the inside of 10 left end of rubber bellows, in annular groove 14
It is inserted with rotating ring 15, stationary ring 16 is also arranged on motor shaft 2, stationary ring 16 abuts the left side of rotating ring 15；16 left side of stationary ring is also arranged
Rubber sleeve 17 is additionally provided with fixed lid 18 on the left of drive end bearing bracket 3, and fixed 18 inner bottom surface of lid and rubber sleeve 17 are in close contact, fixed
Lid 18 is bolted on drive end bearing bracket 3；Drive end bearing bracket 3 and rear end cap 5 are separately fixed at 4 both ends of motor body, drive end bearing bracket 3 with
The center of rear end cap 5 is respectively fixed with bearing 6, and one end of motor shaft 2 passes through the bearing 6 on drive end bearing bracket 3, motor shaft 2 it is another
End is mounted on the bearing 6 of rear end cap 5.
The elastic force of spring 11 makes the right side of rubber corrugated tube 10 be close to drive end bearing bracket 3, and the elastic force of spring 11 also makes rubber waveform
Rotating ring 15 is close in the left side of pipe 10, and rotating ring 15 is close under the extruding of rubber corrugated tube 10 with stationary ring 16, and stationary ring 16 is in rotating ring 15
Extruding under be close to rubber sleeve 17, rubber sleeve 17 is close to fixed 18 inside of lid under the extruding of stationary ring 16, and fixed lid 18 then leads to
It crosses bolt to be fixed on drive end bearing bracket 3, is closely contacted with each other by part in sealing structure of shaft end 1, ensure that shaft end seal knot
Sealing of the structure 1 to motor shaft end.
In order to improve the sealing effect between fixed lid 18 and drive end bearing bracket 3, further, set between fixed lid 18 and drive end bearing bracket 3
It is equipped with rubber sheet gasket.In order to facilitate the dismounting of motor, further, drive end bearing bracket 3 and rear end cap 5 pass through bolt and motor machine respectively
Body 4 connects.In order to guarantee the sealing to motor body, further, drive end bearing bracket 3 and rear end cap 5 are respectively between motor body 4
Rubber gasket is additionally provided between connecting portion.In order to make outer surface of motor not by the corrosion of harsh environments, further
, drive end bearing bracket 3, rear end cap 5, motor body 4 and fixed 18 outer surface of lid are coated with corrosion-resistant paint.
In order to be bonded rubber bellows 10 more with the surface of drive end bearing bracket 2, installation is more convenient, further, rubber corrugated
10 right side of pipe is provided with circular orientation groove 19,3 left side of drive end bearing bracket be provided with match with circular orientation groove 19 it is convex
Ring 31 when installation, after axle end sealing device 1 is sheathed on motor shaft 2, circular orientation groove 19 and bulge loop 31 is cooperated and pacified
Dress, then fixed lid 18 is mounted on drive end bearing bracket 3 by bolt.
The utility model is described with reference to the preferred embodiments, and those skilled in the art know, is not departing from this reality
In the case where with novel spirit and scope, various changes or equivalence replacement can be carried out to these features and embodiment.This reality
It is not limited to the particular embodiment disclosed with novel, other embodiments fallen into claims hereof all belong to
In the range of the utility model protection.
Claims (6)
1. a kind of waterproof sealing electric machine structure, it is characterised in that:
Including motor shaft (2), drive end bearing bracket (3), motor body (4) and rear end cap (5), it is close that the drive end bearing bracket (3) is equipped with shaft end
Seal structure (1), the motor shaft (2) run through the sealing structure of shaft end (1), and the sealing structure of shaft end (1) includes rubber wave
Line pipe (10) and spring (11)；
The rubber bellows (10) are sheathed on the motor shaft (2), and both ends are set respectively on the outside of the rubber bellows (10)
It is equipped with position limiting convex ring (12), is arranged with spring base (13) respectively on the outside of two position limiting convex rings (12)；
The both ends of the spring (11) are sheathed on respectively on two spring bases (13)；
It is provided with annular groove (14) on the inside of rubber bellows (10) left end, is inserted with rotating ring in the annular groove (14)
(15), it is also arranged with stationary ring (16) on the motor shaft (2), the stationary ring (16) abuts the left side of the rotating ring (15)；
It is also arranged rubber sleeve (17) on the left of the stationary ring (16), fixed lid (18), institute is additionally provided on the left of the drive end bearing bracket (3)
State fixed lid (18) inner bottom surface and the rubber sleeve (17) be in close contact, the fixed lid (18) be bolted on it is described before
On end cap (3)；
The drive end bearing bracket (3) and the rear end cap (5) are separately fixed at the motor body (4) both ends, the drive end bearing bracket (3) with
The center of the rear end cap (5) is respectively fixed with bearing (6), and one end of the motor shaft (2) passes through on the drive end bearing bracket (3)
The other end of the bearing (6), the motor shaft (2) is mounted on the bearing (6) of the rear end cap (5).
2. a kind of waterproof sealing electric machine structure according to claim 1, it is characterised in that: the fixed lid (18) with it is described
Drive end bearing bracket is provided with rubber sheet gasket between (3).
3. a kind of waterproof sealing electric machine structure according to claim 1, it is characterised in that: the drive end bearing bracket (3) and described
Rear end cap (5) is connect by bolt with the motor body (4) respectively.
4. a kind of waterproof sealing electric machine structure according to claim 3, it is characterised in that: the drive end bearing bracket (3) and described
Rear end cap (5) is additionally provided with rubber gasket between the connecting portion between the motor body (4) respectively.
5. a kind of waterproof sealing electric machine structure according to claim 1, it is characterised in that: the drive end bearing bracket (3), it is described after
End cap (5), the motor body (4) and described fixed lid (18) outer surface are coated with corrosion-resistant paint.
6. a kind of waterproof sealing electric machine structure according to claim 1, it is characterised in that: the rubber bellows (10) are right
Side is provided with circular orientation groove (19), and drive end bearing bracket (3) left side is provided with and circular orientation groove (19) phase
Matched bulge loop (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821224742.2U CN208656551U (en) | 2018-08-01 | 2018-08-01 | A kind of waterproof sealing electric machine structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821224742.2U CN208656551U (en) | 2018-08-01 | 2018-08-01 | A kind of waterproof sealing electric machine structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208656551U true CN208656551U (en) | 2019-03-26 |
Family
ID=65787082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821224742.2U Active CN208656551U (en) | 2018-08-01 | 2018-08-01 | A kind of waterproof sealing electric machine structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208656551U (en) |
-
2018
- 2018-08-01 CN CN201821224742.2U patent/CN208656551U/en active Active
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