CN206452213U - A kind of motor front end cover - Google Patents
A kind of motor front end cover Download PDFInfo
- Publication number
- CN206452213U CN206452213U CN201621285388.5U CN201621285388U CN206452213U CN 206452213 U CN206452213 U CN 206452213U CN 201621285388 U CN201621285388 U CN 201621285388U CN 206452213 U CN206452213 U CN 206452213U
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- Prior art keywords
- gland
- cover plate
- cylinder
- sealing
- ring
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Abstract
The utility model provides a kind of motor front end cover, belongs to field of mechanical technique.The problems such as it solves existing motor front end cover poor heat radiation.This motor front end cover includes cover plate and tubular cylinder, the outer face of cover plate and cylinder are connected and both are coaxially disposed, through hole is offered at the axle center of cover plate, the inner face of cover plate, which has, to be coaxial therewith setting and axially projecting bulge loop, cylinder is fixed with gland, gland, which is offered, is provided with sealing structure one between axis hole and gland and cylinder, the outer face of cover plate, space between the inwall of cylinder and the inwall of gland forms liquid chamber, cylinder offers the inlet opening and fluid hole connected with liquid chamber, the sealing structure two being located in liquid chamber is provided between cover plate and gland, outer face of the sealing structure two to cover plate, the inwall of gland is sealed and power supply machine output sealing.The utility model has the advantages that thermal diffusivity is good.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of motor, more particularly to a kind of motor front end cover.
Background technology
Existing motor front end cover generally by cast iron, aluminium alloy compression casting or steel plate welding fabrication, support is played to motor fixed
The effect of son and support output shaft.
Such as Chinese patent literature data discloses a kind of motor front end cover [application number：201320535756.7；Authorize public
Announcement number：CN203416082U], it includes columnar drive end bearing bracket body, and drive end bearing bracket body is made up of drive end bearing bracket cover plate and cylinder,
And it is provided with drive end bearing bracket cover plate and cylinder at ventilating opening, drive end bearing bracket cover plate axle center and sets a through hole, one is set in through hole
Baffle ring, baffle ring is set to bearing chamber with cylinder inboard wall away from the space that drive end bearing bracket cover plate direction is constituted.Above-mentioned motor front end cover
Drive end bearing bracket is radiated by ventilating opening, but radiating effect is undesirable.
The content of the invention
There is provided a kind of good heat dissipation effect for the above-mentioned problems in the prior art for the purpose of this utility model
Motor front end cover.
The purpose of this utility model can be realized by following technical proposal：A kind of motor front end cover, including cover plate and be in
The cylinder of tubular, the outer face of described cover plate and cylinder are connected and both are coaxially disposed, at the axle center of described cover plate
Through hole is offered, the inner face of described cover plate, which has, to be coaxial therewith setting and axially projecting bulge loop, it is characterised in that described
Cylinder be fixed with gland, described gland, which is offered, is provided with sealing structure one, described lid between axis hole and gland and cylinder
Space between the inwall of the outer face of plate, the inwall of cylinder and gland forms liquid chamber, and described cylinder is offered and mistake
The inlet opening and fluid hole of sap cavity connection, are provided with the sealing structure two being located in liquid chamber between described cover plate and gland, close
Seal structure two is sealed and power supply machine output sealing to the outer face of cover plate, the inwall of gland.
In a kind of above-mentioned motor front end cover, it is axially projecting that described sealing structure one includes that barrel end has
Flange collar and gland end supply the shoulder block that flange collar is embedded in, and several sunk screws are threadedly coupled with barrel end again through gland.It is convex
Circle and shoulder block form hard sealing, it is to avoid leakage.
In a kind of above-mentioned motor front end cover, sealing ring one, described flange collar are provided between described convex shoulder and shoulder block
Sealing ring two is provided between the inboard end of dormant bolt and the inwall of gland.Dual sealing functions are so served, it is convex
Good airproof performance between circle and gland.
In a kind of above-mentioned motor front end cover, described sealing structure two includes the step one that cover plate outer face is offered
Sealing shroud one is provided with the step two offered with gland inwall, described step one, sealing shroud one is compressed by metal pressure ring one,
Metal pressure ring one is compressed by sealing ring one, and the inner ring of sealing ring one protrudes from the inwall of metal pressure ring one, sealing ring one
Compressed by metal collar one, sealing shroud two is provided with described step two, sealing shroud two is compressed by metal pressure ring two, metal pressure ring
Two are compressed by sealing ring two, and the inner ring of sealing ring two protrudes from the inwall of metal pressure ring two, and sealing ring two is by metallic sheath
Ring two is compressed, and spring is provided between described metal collar one and metal collar two, and metal collar one, which has, stretches into spring one end
In supporting part one, metal collar two has the supporting part two that stretches into the spring other end.
In a kind of above-mentioned motor front end cover, metal pressure ring three and metal pressure ring two are cased with described metal pressure ring two
The pressure shoulder that metal pressure ring three is contradicted is supplied with radially protruding, described metal pressure ring three, which has, to be turned down and be pressed in sealing shroud two
The flange of wall.When the elastic force that spring is provided make it that certain sealing deformation occurs for sealing shroud two, metal pressure ring three is by pressure shoulder pressure
Tightly, metal pressure ring three is pressed in the inwall of sealing shroud two, it is ensured that the sealing between sealing shroud two and stepped inner walls.
In a kind of above-mentioned motor front end cover, there is the inner face of described cover plate a circle to be coaxial therewith setting and protrude
Centring ring.During assembling, centring ring is stuck in motor housing inwall, has been achieved in that the positioning of cover plate, will with bolt after facilitating
Cover plate is connected with motor housing.
In a kind of above-mentioned motor front end cover, described inlet opening is located at the top of cylinder and closure has plug, described
Fluid hole be located at cylinder bottom and closure has plug.So feed liquor and go out that interfering with each other for liquid is small, liquid in-out is smooth, plug
Prevent impurity from entering in the motor front end cover before assembling.
Compared with prior art, the reasonable in design of this motor front end cover, connectivity robustness is good, and good airproof performance,
Perfect heat-dissipating, can guarantee that motor long-time normal work.
Brief description of the drawings
Fig. 1 is the structure schematic cross-sectional view of this motor front end cover.
In figure, 1, cover plate；1a, centring ring；2nd, cylinder；3rd, through hole；4th, bulge loop；5th, gland；6th, axis hole；7th, liquid chamber；8、
Inlet opening；9th, fluid hole；10th, flange collar；11st, shoulder block；12nd, sealing ring one；13rd, sealing ring two；14th, step one；15th, step two；
16th, sealing shroud one；17th, metal pressure ring one；18th, sealing ring one；19th, metal collar one；19a, supporting part one；20th, sealing shroud
Two；21st, metal pressure ring two；21a, pressure shoulder；22nd, sealing ring two；23rd, metal collar two；23a, supporting part two；24th, spring；
25th, metal pressure ring three；25a, flange；26th, plug.
Embodiment
The following is specific embodiment of the utility model and with reference to accompanying drawing, further is made to the technical solution of the utility model
Description, but the utility model is not limited to these embodiments.
As shown in figure 1, this motor front end cover includes cover plate 1 and tubular cylinder 2, the outer face of cover plate 1 and cylinder 2 connect
It is integral and both be coaxially disposed, offer through hole 3 at the axle center of cover plate 1, the inner face of cover plate 1 have be coaxial therewith setting and
Axially projecting bulge loop 4, cylinder 2 is fixed with gland 5, and gland 5 is offered between axis hole 6 and gland 5 and cylinder 2 provided with sealing knot
Space between structure one, the inwall of the outer face of cover plate 1, the inwall of cylinder 2 and gland 5 forms liquid chamber 7, and cylinder 2 is offered
The inlet opening 8 and fluid hole 9 connected with liquid chamber 7, is provided with the sealing structure being located in liquid chamber 7 between cover plate 1 and gland 5
Two, sealing structure two is sealed and power supply machine output sealing to the outer face of cover plate 1, the inwall of gland 5.
Further describe in detail, sealing structure one includes axially projecting flange collar 10 and the confession of the end of gland 5 that the end of cylinder 2 has
The shoulder block 11 that flange collar 10 is embedded in, eight equally distributed sunk screws of circumference are connected with the end thread of cylinder 2 again through gland 5,
Sealing ring 1 is provided between convex shoulder and shoulder block 11, flange collar 10 is located between the inboard end of dormant bolt and the inwall of gland 5
Provided with sealing ring 2 13.
The step 2 15 that the step 1 and the inwall of gland 5 that sealing structure two is offered including the outer face of cover plate 1 are offered,
Sealing shroud 1 is provided with step 1, sealing shroud 1 is compressed by metal pressure ring 1, and metal pressure ring 1 is by sealing ring
One 18 compress, and the inner ring of sealing ring 1 protrudes from the inwall of metal pressure ring 1, and sealing ring 1 is by metal collar one
19 are compressed, and sealing shroud 2 20 is provided with step 2 15, and sealing shroud 2 20 is compressed by metal pressure ring 2 21, and metal pressure ring 2 21 is by close
Big envelope ring 2 22 is compressed, and the inner ring of sealing ring 2 22 protrudes from the inwall of metal pressure ring 2 21, and sealing ring 2 22 is by metal
The collar 2 23 is compressed, and spring 24 is provided between metal collar 1 and metal collar 2 23, and metal collar 1, which has, stretches into bullet
The 19a of supporting part one in the one end of spring 24, metal collar 2 23 has the 23a of supporting part two stretched into the other end of spring 24, metal
The pressure shoulder that there is radially protruding to supply metal pressure ring 3 25 to contradict for metal pressure ring 3 25 and metal pressure ring 2 21 is cased with pressure ring 2 21
21a, metal pressure ring 3 25 has the flange 25a for turning down and being pressed in the inwall of sealing shroud 2 20.
The elastic force that spring 24 is provided causes metal collar 1 to compress sealing ring 1, the inner ring pair of sealing ring 1
The output shaft of motor carries out circumferential seal, and sealing ring 1 compresses metal pressure ring 1, and metal pressure ring 1 compresses sealing again
1 are covered, one 16 pairs of steps 1 of sealing shroud are sealed, the elastic force that similarly spring 24 is provided causes metal collar 2 23 to compress
Sealing ring 2 22, the inner ring of sealing ring 2 22 carries out circumferential seal to the output shaft of motor, and sealing ring 2 22 compresses gold
Belong to pressure ring 2 21, metal pressure ring 2 21 compresses sealing shroud 2 20 again, and 2 20 pairs of steps 2 15 of sealing shroud are sealed, are achieved in that
The sealing of output shaft to cover plate 1, gland 5 and to motor, it is to avoid the dielectric leakage in liquid chamber 7, good airproof performance；And work as bullet
When the elastic force that spring 24 is provided make it that certain sealing deformation occurs for sealing shroud 2 20, metal pressure ring 3 25 is compressed by pressure shoulder 21a, gold
Category pressure ring 3 25 is pressed in the inwall of sealing shroud 2 20, it is ensured that the sealing between sealing shroud 2 20 and stepped inner walls.
In order to easy to assembly, the inner face of cover plate 1 has the centring ring 1a that a circle is coaxial therewith setting and protruded；In order to enter
Go out that liquid is smooth and impurity enters in cylinder 2 before avoiding assembling, inlet opening 8 is located at the top of cylinder 2 and closure has plug 26, goes out liquid
Hole 9 is located at the bottom of cylinder 2 and closure has plug 26.
The space that bulge loop 4 is coated in this motor front end cover forms the bearing chamber installed for bearing, and through hole 3 and axis hole 6 are powered
The output shaft of machine is through setting, and sealing structure two ensure that the sealing at the output shaft of motor, cover plate 1 and gland 5, sealing knot
Structure one ensure that the sealing between cylinder 2 and gland 5, inject water or oil, last water to liquid chamber 7 by inlet opening 8 afterwards
Or oil flows out from fluid hole 9, the water or oil for flowing through liquid chamber 7 pass through place and contraposition to the output shaft of cover plate 1, the power supply machine of gland 5
Directly cooled down, good heat dissipation effect, also radiated at the bulge loop 4 of cover plate 1 in the output shaft of the motor in liquid chamber 7,
It is avoided that heat expansion, it is to avoid temperature rise causes bearing to be acted as a travelling agent circle so that motor energy long-time normal work.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement or using similar to described specific embodiment
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (7)
1. a kind of motor front end cover, including cover plate（1）With tubular cylinder（2）, described cover plate（1）Outer face and cylinder
（2）It is connected and both is coaxially disposed, described cover plate（1）Axle center at offer through hole（3）, described cover plate（1）'s
Inner face, which has, to be coaxial therewith setting and axially projecting bulge loop（4）, it is characterised in that described cylinder（2）It is fixed with gland
（5）, described gland（5）Offer axis hole（6）And gland（5）And cylinder（2）Between be provided with sealing structure one, described cover plate
（1）Outer face, cylinder（2）Inwall and gland（5）Inwall between space formed liquid chamber（7）, described cylinder（2）
Offer and liquid chamber（7）The inlet opening of connection（8）And fluid hole（9）, described cover plate（1）And gland（5）Between be provided with
Positioned at liquid chamber（7）Interior sealing structure two, sealing structure two is to cover plate（1）Outer face, gland（5）Inwall sealed
And power supply machine output sealing.
2. a kind of motor front end cover according to claim 1, it is characterised in that described sealing structure one includes cylinder
（2）The axially projecting flange collar that end has（10）And gland（5）End supplies flange collar（10）Embedded shoulder block（11）, several sink
Head screw passes through gland（5）Again with cylinder（2）End thread is connected.
3. a kind of motor front end cover according to claim 2, it is characterised in that described flange collar（10）And shoulder block（11）It
Between be provided with sealing ring one（12）, described flange collar（10）Positioned at the inboard end of dormant bolt and gland（5）Inwall between set
There is sealing ring two（13）.
4. a kind of motor front end cover according to claim 1, it is characterised in that described sealing structure two includes cover plate
（1）The step one that outer face is offered（14）And gland（5）The step two that inwall is offered（15）, described step one（14）It is interior
Provided with sealing shroud one（16）, sealing shroud one（16）By metal pressure ring one（17）Compress, metal pressure ring one（17）By sealing ring one
（18）Compress, sealing ring one（18）Inner ring protrude from metal pressure ring one（17）Inwall, sealing ring one（18）By metal
The collar one（19）Compress, described step two（15）It is interior to be provided with sealing shroud two（20）, sealing shroud two（20）By metal pressure ring two
（21）Compress, metal pressure ring two（21）By sealing ring two（22）Compress, sealing ring two（22）Inner ring protrude from metal pressure
Ring two（21）Inwall, sealing ring two（22）By metal collar two（23）Compress, described metal collar one（19）And metal
The collar two（23）Between be provided with spring（24）, metal collar one（19）With stretching into spring（24）Supporting part one in one end
（19a）, metal collar two（23）With stretching into spring（24）Supporting part two in the other end（23a）.
5. a kind of motor front end cover according to claim 4, it is characterised in that described metal pressure ring two（21）On be cased with
Metal pressure ring three（25）And metal pressure ring two（21）Metal pressure ring three is supplied with radially protruding（25）The pressure shoulder of conflict（21a）, institute
The metal pressure ring three stated（25）With turning down and be pressed in sealing shroud two（20）The flange of inwall（25a）.
6. a kind of motor front end cover according to claim 1, it is characterised in that described cover plate（1）Inner face have
The centring ring that one circle is coaxial therewith setting and protruded（1a）.
7. a kind of motor front end cover according to claim 1, it is characterised in that described inlet opening（8）Positioned at cylinder（2）
Top and closure has plug（26）, described fluid hole（9）Positioned at cylinder（2）Bottom and closure has plug（26）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621285388.5U CN206452213U (en) | 2016-11-28 | 2016-11-28 | A kind of motor front end cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621285388.5U CN206452213U (en) | 2016-11-28 | 2016-11-28 | A kind of motor front end cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206452213U true CN206452213U (en) | 2017-08-29 |
Family
ID=59661304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621285388.5U Expired - Fee Related CN206452213U (en) | 2016-11-28 | 2016-11-28 | A kind of motor front end cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206452213U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107482828A (en) * | 2017-09-29 | 2017-12-15 | 广东威灵电机制造有限公司 | Electric motor end cap and motor |
| CN107947430A (en) * | 2017-12-29 | 2018-04-20 | 深圳市正德智控股份有限公司 | Electric motor end cap and motor |
-
2016
- 2016-11-28 CN CN201621285388.5U patent/CN206452213U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107482828A (en) * | 2017-09-29 | 2017-12-15 | 广东威灵电机制造有限公司 | Electric motor end cap and motor |
| CN107947430A (en) * | 2017-12-29 | 2018-04-20 | 深圳市正德智控股份有限公司 | Electric motor end cap and motor |
| CN107947430B (en) * | 2017-12-29 | 2024-03-26 | 深圳市正德智控股份有限公司 | Motor end cover and motor |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170829 Termination date: 20201128 |