CN205533260U - Water pump - Google Patents
Water pump Download PDFInfo
- Publication number
- CN205533260U CN205533260U CN201620317776.0U CN201620317776U CN205533260U CN 205533260 U CN205533260 U CN 205533260U CN 201620317776 U CN201620317776 U CN 201620317776U CN 205533260 U CN205533260 U CN 205533260U
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- China
- Prior art keywords
- rotor
- axle sleeve
- water
- water pump
- flexible material
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Abstract
The utility model relates to a pump technical field especially relates to a water pump. Include: the pump case is provided with water inlet and delivery port on, motor, motor set up in in the pump case, including rotor, stator, be provided with rotor housing between rotor and the stator, make stator and rotor keep apart, the rotor is worn to be equipped with the pivot and is together rotated along with the rotor, and pivot one end is passed the rotor, the other end is provided with the impeller, the cover is equipped with the axle sleeve in the pivot, and the axle sleeve is located the both ends of rotor, the axle sleeve is made for flexible material, rubber sleeve, rubber sleeve lie in rotor housing, and the one end that the pivot was not provided with the impeller is located to the rubber ways, and the axle sleeve lies in the rubber sleeve. The utility model discloses in establish the axle sleeve through cover in the pivot, can solve when having certain clearance between pivot and the rotor housing, the pivot is high -speed to appear swing or concentric skew problem when rotating. The axle sleeve is made for flexible material simultaneously, and flexible material is difficult for generating heat, and consequently the motor is difficult to burnt out in the use.
Description
Technical field
This utility model relates to pump technical field, particularly relates to a kind of water pump.
Background technology
Water pump range of application is relatively wide, all can use water pump in gardening, fountain, cultivation.Existing water pump is most
Including water pump shell and the motor that is positioned at water pump shell.Wherein, the rotor of most of motors is arranged on by rotating shaft
In the chamber that rotor case is formed, rotating shaft is supported by rotor case, and all has one between rotating shaft and rotor case
Fixed gap.During rotor drives axis of rotation, due to running up of rotor, rotating shaft there will be pendulum
Dynamic or deviation with one heart problem, causes water pump normally to work.
Therefore, how to provide a kind of water pump, to ensure that rotating shaft does not haves swing or deviates with one heart, be ability
Field technique personnel are presently required and solve the technical problem that.
Utility model content
The purpose of this utility model is to propose a kind of water pump, it is possible to solve water pump operationally, and rotating shaft is at a high speed
Do not have during rotation and swing or the problem of deviation with one heart.
For reaching this purpose, this utility model by the following technical solutions:
This utility model provides a kind of water pump, including:
Pump case, described pump case is provided with water inlet and outlet；
Motor, described motor is arranged in described pump case, and it includes rotor, stator, described rotor and stator
Between be provided with rotor case, make described stator and described rotor isolate；Described rotor is equipped with rotating shaft with turning
Son together rotates, and described rotating shaft one end passes described rotor, and the other end is provided with impeller；Overlap in described rotating shaft
Being provided with axle sleeve, and described axle sleeve is positioned at the two ends of described rotor, described axle sleeve is that flexible material is made；
Also including that rubber sleeve, described rubber sleeve are positioned at described rotor case, described rubber sleeve is sheathed on described
Rotating shaft is not provided with one end of impeller, and described axle sleeve is positioned at described rubber sleeve.
As preferably, described flexible material is polytetrafluoroethylmaterial material or polythene material or elastomeric material or soft
Any one in property graphite material.
As preferably, described axle sleeve lateral wall is additionally provided with the water-cooling groove no less than.
As preferably, the described water-cooling groove no less than three is distributed in its lateral wall along the circumference of described axle sleeve
On.
As preferably, described axle sleeve lateral wall being additionally provided with water-cooling ring, described water-cooling ring is same with described axle sleeve
Axle.
As preferably, described axle sleeve includes core and the flexible material layer being coated with by core, described flexible material
The bed of material is fabricated from a flexible material, and described core is made up of alloy or graphite.
As preferably, described impeller is provided with the blade no less than two.
The beneficial effects of the utility model:
By sheathed axle sleeve in rotating shaft in this utility model, and axle sleeve is positioned at the two ends of rotor, it is possible to will turn
Axle is fixed on rotor case, enables rotating shaft to stretch out part and the rotor coaxial of rotor, and then enables to
Rotating shaft connects one end of impeller will not be occurred swinging or centrifugal phenomenon because of the space between rotor and rotating shaft.Enter
And can solve the problem that when there is certain interval between rotating shaft and rotor, occur during rotating shaft high-speed rotation swinging or with one heart
The problem of deviation.Axle sleeve is that flexible material is made simultaneously, and flexible material is difficult to heating, therefore in the process of use
Middle motor is not easy to be burned, and the coefficient of friction between axle sleeve and rotating shaft reduces, it would be preferable to support long-term from water
Use, and when using, be difficult to heating.
Accompanying drawing explanation
Fig. 1 is the structural representation of the water pump that this utility model provides；
Fig. 2 is the decomposing schematic representation that Fig. 1 provides this water pump；
Fig. 3 is the sectional view of Fig. 1 bottom bracket axle.
In figure:
1, pump case；11, water inlet；12, outlet；2, motor；21, rotor；22, stator；23、
Rotor case；24, rotating shaft；25, axle sleeve；251, water-cooling groove；252, water-cooling ring；253, core；254、
Flexible material layer；26, impeller；261, blade；27, rubber sleeve.
Detailed description of the invention
In order to make those skilled in the art be more fully understood that the technical solution of the utility model, below in conjunction with the accompanying drawings
And further illustrate the technical solution of the utility model by detailed description of the invention.
Refer to Fig. 1, Fig. 2, the present embodiment provides a kind of water pump, including: pump case 1, on pump case 1
It is provided with water inlet 11 and outlet 12；Motor 2, motor 2 is arranged in pump case 1, and this motor 2
Including rotor 21, stator 22, it is provided with rotor case 23 between its rotor 21 and stator 22, makes stator
22 isolate with rotor 21；Rotor 21 is equipped with rotating shaft 24 and together rotates with rotor 21, sheathed in rotating shaft 24
Having axle sleeve 25, and axle sleeve 25 is positioned at the two ends of described rotor 21, its shaft 24 one end passes rotor 21,
The other end is provided with impeller 26, and impeller 26 is provided with the blade 261 no less than two；Axle sleeve 25 is soft
Property material is made；Also include that rubber sleeve 27, rubber sleeve 27 are positioned at described rotor case 23, rubber sleeve 27
It is sheathed on rotating shaft 25 one end (being i.e. not provided with impeller, one end away from impeller) through rotor 21, and axle sleeve
25 are positioned at rubber sleeve 27.Its shaft is pottery rotating shaft.
Wherein, above-mentioned axle sleeve 25 is positioned at rubber sleeve 27 and refers to that rubber sleeve 27 is stretched in rotating shaft 24 one end,
And axle sleeve 25 together stretches in rubber sleeve 27 with rotating shaft 24.The present embodiment bottom bracket axle 25 quantity is two,
One of them is fixedly installed in rubber sleeve 27, and another one is then supported by rotor case 23；Rubber is set
The purpose of gum cover 27 is rotating shaft 24 to be fixed in the chamber that rotor case 23 is formed.
In order to make axle sleeve 25 fast cooling of heating, axle sleeve 25 is additionally provided with no less than one on lateral wall
Individual water-cooling groove 251.Wherein the water-cooling groove 251 no less than three is distributed in outside it along the circumference of axle sleeve 25
On sidewall.
On the basis of technique scheme, water-cooling groove 251 can be replaced by water-cooling ring 252.Concrete, water
Cold ring 252 is arranged on axle sleeve 25 lateral wall, and water-cooling ring 252 is coaxial with axle sleeve 25.
As it is shown on figure 3, in order to make axle sleeve inner hardness more preferable in the present embodiment, axle sleeve 25 includes core 253
And the flexible material layer 254 by core cladding, described flexible material layer 254 is fabricated from a flexible material, described
Core 253 is made up of alloy or graphite.
In the present embodiment, flexible material can be polytetrafluoroethylmaterial material or polythene material or elastomeric material or flexibility
Any one in graphite material.Merely provide several concrete material herein, in production process, can be according to not
Same needs select.As preferably, in the present embodiment, flexible material is polytetrafluoroethylmaterial material.
Wherein, this polytetrafluoroethylmaterial material can be made up of the component of following weight portion: politef 6-7 part,
Molybdenum bisuphide 0.8-1.2 part, carbon fiber 0.5-2.5 part and polyparaphenylene 0.5-2.5 part.In the present embodiment
Polytetrafluoroethylmaterial material component be preferably politef 6 parts, molybdenum bisuphide 1 part, 1.5 parts of carbon fiber and
Polyparaphenylene 1.5 parts.
Above-mentioned polytetrafluoroethylmaterial material is obtained by following preparation method:
First polyparaphenylene, carbon fiber are dried by S1, and wherein the drying temperature of polyparaphenylene is 300 DEG C,
Drying time is 2h；The drying temperature of carbon fiber is 260 DEG C, and drying time is 2h；
S2 will in step S1 dry after polyparaphenylene and carbon fiber coordinate with molybdenum bisuphide, put into polytetrafluoro
In ethylene, mixed at high speed；
The mixture that S3 will obtain in step S2 adds titanate coupling agent, again mixes 1min, to obtain final product
Polytetrafluoroethylmaterial material in the present embodiment.
The polytetrafluoroethylmaterial material that said method obtains is compared with tradition politef raw material, and hardness increases.
Making material itself have good oil-free self lubrication owing to adding molybdenum bisuphide, polyparaphenylene has
There are the advantages such as high temperature resistant, Heat stability is good.Above-mentioned material is used to make axle sleeve, rubbing between axle sleeve and rotating shaft
Wiping coefficient reduces, it would be preferable to support long-term from water use, and is difficult to heating, in use motor when using
It is not easy to be burned.
During use, rotor 21 drives rotating shaft 25 to rotate, owing to impeller 26 is arranged in rotating shaft 25, therefore
Impeller 26 rotates with rotating shaft 25, forms a high-low pressure chamber in making pump case during wheel rotation,
And then can water be flowed in pump case from water inlet 11, can flow out from outlet 12 again.
Note, of the present utility model ultimate principle and principal character and this utility model have more than been shown and described
Advantage.Skilled person will appreciate that of the industry, this utility model is not limited to the embodiments described above,
Principle of the present utility model is simply described, without departing from this practicality described in above-mentioned embodiment and description
On the premise of novel spirit and scope, this utility model also has various changes and modifications, and these change and change
Entering in the range of both falling within claimed this utility model, claimed scope of the present utility model is by appended
Claims and equivalent thereof define.
Claims (7)
1. a water pump, it is characterised in that including:
Pump case (1), described pump case (1) is provided with water inlet (11) and outlet (12)；
Motor (2), described motor (2) is arranged in described pump case (1), it includes rotor (21), stator (22), it is provided with rotor case (23) between described rotor (21) and stator (22), makes described stator (22) isolate with described rotor (21)；Described rotor (21) is equipped with rotating shaft (24) and together rotates with rotor (21), and described rotating shaft (24) one end passes described rotor (21), and the other end is provided with impeller (26)；Being arranged with axle sleeve (25) in described rotating shaft (24), and described axle sleeve (25) is positioned at the two ends of described rotor (21), described axle sleeve (25) is that flexible material is made；
Also include rubber sleeve (27), described rubber sleeve (27) is positioned at described rotor case (23), described rubber sleeve (27) is sheathed on described rotating shaft (24) and is not provided with one end of impeller (26), and described axle sleeve (25) is positioned at described rubber sleeve (27).
Water pump the most according to claim 1, it is characterised in that described flexible material is any one in polytetrafluoroethylmaterial material or polythene material or elastomeric material or flexible graphite material.
Water pump the most according to claim 1, it is characterised in that be additionally provided with the water-cooling groove (251) no less than on described axle sleeve (25) lateral wall.
Water pump the most according to claim 3, it is characterised in that the described water-cooling groove (251) no less than three is distributed on its lateral wall along the circumference of described axle sleeve (25).
Water pump the most according to claim 1, it is characterised in that be additionally provided with water-cooling ring (252) on described axle sleeve (25) lateral wall, described water-cooling ring (252) is coaxial with described axle sleeve (25).
6. according to the water pump described in any one of claim 1-5, it is characterized in that, described axle sleeve (25) includes core (253) and the flexible material layer (254) being coated with by core, described flexible material layer (254) is fabricated from a flexible material, and described core (253) is made up of alloy or graphite.
Water pump the most according to claim 6, it is characterised in that be provided with the blade (261) no less than two on described impeller (26).
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620317776.0U CN205533260U (en) | 2016-04-14 | 2016-04-14 | Water pump |
| EP17781949.7A EP3444479A4 (en) | 2016-04-14 | 2017-04-14 | Water pump motor and water pump |
| US16/093,206 US20210048028A1 (en) | 2016-04-14 | 2017-04-14 | Water pump motor and water pump |
| PCT/CN2017/080598 WO2017177973A1 (en) | 2016-04-14 | 2017-04-14 | Water pump motor and water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620317776.0U CN205533260U (en) | 2016-04-14 | 2016-04-14 | Water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205533260U true CN205533260U (en) | 2016-08-31 |
Family
ID=56793130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620317776.0U Active CN205533260U (en) | 2016-04-14 | 2016-04-14 | Water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205533260U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017177973A1 (en) * | 2016-04-14 | 2017-10-19 | 余炳炎 | Water pump motor and water pump |
| CN116892519A (en) * | 2023-09-07 | 2023-10-17 | 江苏新世界泵业有限公司 | Fluorine material axial flow pump with flexibly assembled components |
-
2016
- 2016-04-14 CN CN201620317776.0U patent/CN205533260U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017177973A1 (en) * | 2016-04-14 | 2017-10-19 | 余炳炎 | Water pump motor and water pump |
| CN116892519A (en) * | 2023-09-07 | 2023-10-17 | 江苏新世界泵业有限公司 | Fluorine material axial flow pump with flexibly assembled components |
| CN116892519B (en) * | 2023-09-07 | 2023-12-19 | 江苏新世界泵业有限公司 | Fluorine material axial flow pump with flexibly assembled components |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |