CN208112384U - A kind of sealing protective device of motor - Google Patents
A kind of sealing protective device of motor Download PDFInfo
- Publication number
- CN208112384U CN208112384U CN201820521287.6U CN201820521287U CN208112384U CN 208112384 U CN208112384 U CN 208112384U CN 201820521287 U CN201820521287 U CN 201820521287U CN 208112384 U CN208112384 U CN 208112384U
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- CN
- China
- Prior art keywords
- protection
- sealing
- bearing bracket
- drive end
- end bearing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of sealing protective devices of motor, the drive end bearing bracket and rear end cap that constitute motor casing are closed including mutually covering, motor casing inner rotation is provided with rotor, the shaft first section of the rotor stretches out the end face of drive end bearing bracket, rotating shaft sealing protection mechanism is equipped between the drive end bearing bracket and shaft, it includes several rings protection annulus of the projection on the outside of the end face of drive end bearing bracket, and the protection flange being arranged in shaft first section, the end face of protection flange towards the drive end bearing bracket is convexly equipped with several ring protection grooves, protect groove in a ring, the protection annulus protrudes into protection groove, there is gap between the two, and they are coaxial with the rotor.The utility model between drive end bearing bracket and shaft by being arranged rotating shaft sealing protection mechanism, water, dust etc. can be effectively prevent to enter inside motor casing from the junction of shaft and drive end bearing bracket, protection effect is good, can be improved the degree of protection of motor, extends the service life of motor.
Description
Technical field
The utility model relates to a kind of motor, the sealing protective device of specifically a kind of motor.
Background technique
Motor construction often relates to protection level requirements, and motor degree of protection determines the use environment of motor,
Dust and water protection function for requiring motor that can reache a certain level under outdoor or adverse circumstances, degree of protection get over Gao Yueyou
Conducive to the safe operation and service life of motor.
In order to enable electric machine structure to protect reliably, suitable for the use environment of anti-spraying, existing iron-shell motor protection
The installation faying face that structure designs general forward and backward end cap can not design seal groove；It is only to place water blocking on motor projecting shaft
Circle；At motor lead-out wire mouth line card and lead-out wire be separation member assembly in addition certain electric machine structures absolutely not protective device, with
Cause these motors that can not adapt to using under condensed water, water spray, oil smoke or severe wet environment.
Utility model content
The purpose of the utility model is to overcome above-mentioned the shortcomings of the prior art, and the sealing for providing a kind of motor is anti-
Protection unit can satisfy the use environment requirement of motor degree of protection IP65.
What the purpose of this utility model was realized in：
A kind of sealing protective device of motor closes the drive end bearing bracket and rear end cap that constitute motor casing, motor casing including mutually covering
Inner rotation is provided with rotor, and the shaft first section of the rotor is stretched out the end face of drive end bearing bracket, set between the drive end bearing bracket and shaft
There is rotating shaft sealing protection mechanism comprising several rings of the projection on the outside of the end face of drive end bearing bracket protect annulus, and are located at and turn
The protection flange being arranged in axis first section, the end face of protection flange towards the drive end bearing bracket are convexly equipped with several ring protection grooves, protection
In a ring, the protection annulus protrudes into protection groove groove, has gap between the two, and they are coaxial with the rotor.
The drive end bearing bracket and protection annulus are integrally formed, and protection flange and protection groove are integrally formed.
The each ring protection annulus and each ring protection groove form spaced to be arranged in groups, between them
Gap.
The drive end bearing bracket and/or rear end cap are equipped with string holes, and motor casing is equipped with the power supply line being pierced by from string holes, the string holes
Be equipped with power supply line sealing protection mechanism comprising the line card with string holes clamping sealing is set on the power line between power supply line.
The line card is by being integrally formed outside power supply line.
The line card extends to form sealing platform around, and sealing planform shape is suitable with string holes shape, seals platen cover
Firmly string holes seals.
The string holes peripheral ring is equipped with convex ribs, and the outer rim for sealing platform is resisted against on convex ribs.
The tongue of insertion sealing platform is equipped at the rims of the string holes.
The lid conjunction face of the drive end bearing bracket and rear end cap is equipped with end cap seal mechanism comprising seal groove and sealing ring, it is close
The open edge of drive end bearing bracket or rear end cap is arranged in sealing groove, can be inserted into or be resisted against the open edge of rear end cap or drive end bearing bracket,
Sealing ring is placed between the open edge of two end cap.
The seal groove and drive end bearing bracket or rear end cap are integrally formed, and drive end bearing bracket or rear end cap are equipped with the close of accommodating sealing ring
Seal slot.
The utility model beneficial effect is：
By between drive end bearing bracket and shaft be arranged rotating shaft sealing protection mechanism, can effectively prevent water, dust etc. from turn
The junction of axis and drive end bearing bracket enters inside motor casing, and protection effect is good, can be improved the degree of protection of motor, extends motor
Service life.
By the way that power supply line sealing protection mechanism is arranged between string holes and power supply line, water dust etc. can be effectively prevent from line
Hole and the junction of power supply line enter inside motor casing, further increase protection effect, further increase the degree of protection of motor,
Help the service life for extending motor.
By on the lid conjunction face of drive end bearing bracket and rear end cap be arranged end cap seal mechanism, can effectively prevent water, dust etc. from
The junction of forward and backward end cap enters inside motor casing, better protecting effect, preferably improves the degree of protection of motor, preferably
Extend the service life of motor.
The utility model is simple and reasonable, safe and reliable, and the use environment that degree of protection can reach IP65 is wanted
It asks, effectively solves the problems, such as that motor degree of protection is insecure in the prior art, various fields can be suitable for and used, such as electric wind
Fan, air-conditioning aerofoil fan, smoke machine aerofoil fan etc., using also can guarantee its service life in the environment of various bad environments.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the total assembling structure of the utility model first embodiment.
Fig. 2 is the perspective view of the total assembling structure of the utility model first embodiment.
Fig. 3 is the perspective view of the utility model first embodiment drive end bearing bracket.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and embodiments.
First embodiment
Referring to figures 1-3, the sealing protective device of this motor closes the drive end bearing bracket 1 for constituting motor casing with after including mutually covering
End cap 4, motor casing inner rotation are provided with rotor, and 6 first section of shaft of the rotor stretches out the end face of drive end bearing bracket 1, the front end
Rotating shaft sealing protection mechanism is equipped between lid 1 and shaft comprising several rings of the projection on the outside of the end face of drive end bearing bracket 1 protect
The end face of annulus 12, and the protection flange 3 being arranged in 6 first section of shaft, protection flange towards the drive end bearing bracket 1 is convexly equipped with
Several rings protect groove 31, and in a ring, the protection annulus 12 protrudes into protection groove 31 protection groove 31, between having between the two
Gap, and they are coaxial with the rotor.When motor works, rotor rotation drives protection flange 3 to rotate, and protection groove 31 is relatively anti-
12 high-speed rotation of guard circle ring, there are gaps between them rubs to avoid the two, influences the normal work of motor, and
The centrifugation turbulent flow that high speed can be generated inside gap, outward throws water, dust away, will not fall into inside motor casing, when motor is static,
Gap forms natural gutter, liquid is drained can from top to bottom, liquid can not also be fallen into inside motor casing, and dust is also difficult
Entered inside motor casing with passing through the curved gap of multilayer, thus improves the degree of protection of motor, degree of protection can be reached
IP65 is suitble to use under various adverse circumstances, effectively extends the service life of motor.
Further, the drive end bearing bracket 1 is integrally formed with protection annulus 12, protection flange 3 and 31 one of protection groove at
Type, the integrated molding of the techniques such as die casting, injection molding, punching press can be respectively adopted in they, and those skilled in the art is it is understood that facilitate
Cost is further saved, motor overall structure is simplified.
Further, each ring protection annulus 12 and each ring protection groove 31 are to be arranged in groups, shape between them
At spaced gap, two groups of rotating shaft sealing protection mechanisms above-mentioned, better protecting effect, shaft is arranged in the present embodiment altogether
6 load fan blade is mountable to be further simplified overall structure on protection flange 3, makes motor and loads the assembly of fan blade more
It is easy.
Further, the drive end bearing bracket 1 and/or rear end cap 4 are equipped with string holes (unlabelled in figure), the string holes of the present embodiment
It is collectively formed by drive end bearing bracket 1 and rear end cap 4, motor casing is equipped with the power supply line 52 being pierced by from string holes, the string holes and power supply line 52
Between be equipped with power supply line sealing protection mechanism comprising on the power line be arranged with string holes clamping sealing line card 51.Line card with
String holes seals against each other, and water, dust etc. can not be from there into motor casing inside, and structure is simple, and protection effect is good, thus improves motor
Degree of protection, be further ensured that motor can reach the requirement of degree of protection IP65.
Further, the line card 51 is integrally formed outside power supply line 52 by rubber vulcanization process, Neng Gouyu
Power supply line 52 closely connects, and power supply line 52 is sealed in it completely.
Further, the line card 51 extends to form sealing platform 521, sealing 521 shape of platform and string holes shape around
Shape is suitable, and sealing platform 521 covers string holes sealing, and structure is simple, and sealing effect is good.The string holes peripheral ring is equipped with convex ribs 53,
The outer rim of sealing platform 521 is resisted against on convex ribs 53.The tongue of insertion sealing platform 521 is equipped at the rims of the string holes
54.The technical solution can further realize the multi-layer sealed of sealing platform 521.
Further, the lid conjunction face of the drive end bearing bracket 1 and rear end cap 4 is equipped with end cap seal mechanism comprising seal groove
11 and sealing ring 2, the open edge in drive end bearing bracket 1 (or rear end cap 4) is arranged in seal groove 11, and accordingly it can be inserted into or is resisted against
The open edge of rear end cap 4 (or drive end bearing bracket 1), the assembly both made is closer, sealing ring 2 be placed in two end cap open edge it
Between.Under the effect of end cap seal mechanism, water, dust etc. can not enter inside motor casing in the past, in the assembly gap of rear end cap, knot
Structure is simple, and protection effect is good, thus improves the degree of protection of motor, is further ensured that motor can reach degree of protection IP65's
It is required that
Similarly, the seal groove 11 can pass through the techniques such as die casting, injection molding, punching press one with drive end bearing bracket 1 (or rear end cap 4)
Molding, drive end bearing bracket 1 (or rear end cap 4) are equipped with the seal groove (unlabelled in figure) of accommodating sealing ring 2, avoid outside sealing ring
Dew.
The utility model can have three kinds of sealing protection mechanisms, improve the degree of protection of motor entirety, the protection of motor
Grade can reach the requirement of even remote super IP65, solves motor and is difficult to use in the presence of a harsh environment, uses the longevity in the presence of a harsh environment
Order low problem.
Above-described embodiment is the preferred embodiment of the utility model, and the utility model can also have other embodiments.Ability
The technical staff in domain can also make equivalent deformation or replacement without departing from the spirit of the present invention, these equivalent changes
Type or replacement are all contained in range set by the claim of this application.
Claims (10)
1. a kind of sealing protective device of motor closes the drive end bearing bracket (1) and rear end cap (4) that constitute motor casing, electricity including mutually covering
Casing internal rotation is provided with rotor, and shaft (6) first section of the rotor stretches out the end face of drive end bearing bracket (1), which is characterized in that institute
It states and is equipped with rotating shaft sealing protection mechanism between drive end bearing bracket (1) and shaft comprising be located at projection on the outside of the end face of drive end bearing bracket (1)
Several rings protect annulus (12), and are located at the protection flange (3) being arranged in shaft (6) first section, and the protection flange is before
The end face of end cap (1) is convexly equipped with several ring protection groove (31), and in a ring, the protection annulus (12) is protruded into for protection groove (31)
It protects in groove (31), has gap between the two, and they are coaxial with the rotor.
2. the sealing protective device of motor according to claim 1, it is characterised in that：The drive end bearing bracket (1) and protection annulus
(12) it is integrally formed, protection flange (3) and protection groove (31) are integrally formed.
3. the sealing protective device of motor according to claim 1, it is characterised in that：Each ring protection annulus (12) with
Each ring protection groove (31) is to be arranged in groups, and forms spaced gap between them.
4. the sealing protective device of motor according to claim 1, it is characterised in that：The drive end bearing bracket (1) and/or rear end cap
(4) it is equipped with string holes, motor casing is equipped with the power supply line (52) being pierced by from string holes, and electricity is equipped between the string holes and power supply line (52)
Source linear sealing protection mechanism comprising the line card (51) with string holes clamping sealing is set on the power line.
5. the sealing protective device of motor according to claim 4, it is characterised in that：The line card (51) passes through integrated through injection molding
It is external to be molded over power supply line (52).
6. the sealing protective device of motor according to claim 4, it is characterised in that：The line card (51) extends shape around
At sealing platform (521), sealing platform (521) shape is suitable with string holes shape, and sealing platform (521) covers string holes sealing.
7. the sealing protective device of motor according to claim 4, it is characterised in that：The string holes peripheral ring is equipped with convex ribs
(53), the outer rim for sealing platform (521) is resisted against on convex ribs (53).
8. the sealing protective device of motor according to claim 4, it is characterised in that：It is equipped at the rims of the string holes
The tongue (54) of insertion sealing platform (521).
9. the sealing protective device of any one of -8 motors according to claim 1, it is characterised in that：The drive end bearing bracket (1) and
The lid conjunction face of rear end cap (4) is equipped with end cap seal mechanism comprising seal groove (11) and sealing ring (2), seal groove (11) are set
The open edge in drive end bearing bracket (1) or rear end cap (4) is set, can be inserted into or be resisted against the opening of rear end cap (4) or drive end bearing bracket (1)
Edge, sealing ring (2) are placed between the open edge of two end cap.
10. the sealing protective device of motor according to claim 9, it is characterised in that：The seal groove (11) and drive end bearing bracket
(1) or rear end cap (4) is integrally formed, and drive end bearing bracket (1) or rear end cap (4) are equipped with the seal groove for accommodating sealing ring (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820521287.6U CN208112384U (en) | 2018-04-12 | 2018-04-12 | A kind of sealing protective device of motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820521287.6U CN208112384U (en) | 2018-04-12 | 2018-04-12 | A kind of sealing protective device of motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208112384U true CN208112384U (en) | 2018-11-16 |
Family
ID=64117595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820521287.6U Expired - Fee Related CN208112384U (en) | 2018-04-12 | 2018-04-12 | A kind of sealing protective device of motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208112384U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109861433A (en) * | 2019-04-02 | 2019-06-07 | 珠海凯邦电机制造有限公司 | Sealing structure of motor and motor |
| CN111900823A (en) * | 2020-06-24 | 2020-11-06 | 东风电驱动系统有限公司 | Automobile generator driving end protection structure of external fan |
| CN113489209A (en) * | 2021-07-16 | 2021-10-08 | 珠海格力电器股份有限公司 | Motor seal assembly and motor |
-
2018
- 2018-04-12 CN CN201820521287.6U patent/CN208112384U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109861433A (en) * | 2019-04-02 | 2019-06-07 | 珠海凯邦电机制造有限公司 | Sealing structure of motor and motor |
| CN111900823A (en) * | 2020-06-24 | 2020-11-06 | 东风电驱动系统有限公司 | Automobile generator driving end protection structure of external fan |
| CN113489209A (en) * | 2021-07-16 | 2021-10-08 | 珠海格力电器股份有限公司 | Motor seal assembly 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 |
Granted publication date: 20181116 Termination date: 20210412 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |