CN203239584U - Double-bearing motor rotor miniature centrifugal pump - Google Patents
Double-bearing motor rotor miniature centrifugal pump Download PDFInfo
- Publication number
- CN203239584U CN203239584U CN 201320223972 CN201320223972U CN203239584U CN 203239584 U CN203239584 U CN 203239584U CN 201320223972 CN201320223972 CN 201320223972 CN 201320223972 U CN201320223972 U CN 201320223972U CN 203239584 U CN203239584 U CN 203239584U
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- CN
- China
- Prior art keywords
- water
- water proof
- centrifugal pump
- assembly
- rotor
- 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 - Lifetime
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Abstract
The utility model relates to a double-bearing motor rotor miniature centrifugal pump which comprises an outer casing and a motor assembly. The outer casing comprises an upper water-inlet cover, a middle cylinder and a bottom cover, a stator assembly of the motor assembly is arranged in the outer casing, a water-proof jacket is arranged between the stator assembly and a rotor assembly, the rotor assembly is sleeved in the water-proof jacket, a water-proof sheet covers at the outlet end of the water-proof jacket in a sealing mode, a bearing block is arranged between the water-proof sheet and the water-proof jacket, the bearing block is pressed at the outlet end of the water-proof jacket in a fit mode, and two homocentric bearings are arranged between the upper end and the lower end of a revolving shaft at the center of the rotor assembly and between the bearing block and the water-proof jacket respectively. The double-bearing motor rotor miniature centrifugal pump is simple in structure and convenient to use.
Description
[technical field]
The utility model relates to a kind of centrifugal pump, particularly a kind of duplex bearing rotor micro centrifugal pump.
[background technique]
The frame that existing centrifugal pump generally is comprised of water inlet loam cake, middle cylinder and bottom is provided with the electric machine assembly installation cavity with middle cylinder integrative-structure in the middle cylinder, electric machine assembly rotating shaft two ends be installed in bottom by bearing respectively and intake on cover.This class water pump needs often to detect the water proof case in the water pump, makes troubles to use.
[model utility content]
The purpose of this utility model is in order to overcome deficiency of the prior art, to provide simple in structure, a kind of duplex bearing rotor micro centrifugal pump easy to use.
In order to solve the problem of above-mentioned existence, the utility model has adopted following technical proposal:
A kind of duplex bearing rotor micro centrifugal pump, comprise frame, electric machine assembly, be provided with water cavity in the frame, impeller is arranged in the water cavity, the axial end of frame has the entrance that communicates with water cavity, and the outlet that communicates with water cavity that has tangential location at its circumference, frame comprises into the water loam cake, middle cylinder and bottom, the stator module of electric machine assembly is arranged in the frame, be provided with the water proof cover between stator module and the rotor assembly, rotor assembly is sleeved in the water proof cover and a water proof sheet is sealed on water proof running-on end, be provided with bearing support between water proof sheet and water proof cover, bearing support is pressed together on water proof running-on end, in the rotating shaft at rotor assembly center, lower end and bearing support, be respectively arranged with concentric two bearings between the water proof cover.
A kind of duplex bearing rotor micro centrifugal pump is characterized in that middle cylinder inwall lower end is provided with a lug as mentioned above, and lug is provided with the mounting hole of frustoconic shape internal surface; Bottom be provided with mounting hole over against wire-feeding hold, a wire seal circle is provided with the frustoconic shape sealing head with the mounting hole interference fit, described bottom is connected with middle cylinder buckle, described wire seal circle is clamped between lug and bottom.
A kind of duplex bearing rotor micro centrifugal pump is characterized in that the bottom middle inside is provided with oval locating column as mentioned above, and described water proof cover lower end is provided with the termination with above-mentioned oval locating column fit.
The beneficial effects of the utility model are:
1, is provided with the water proof cover between stator module and the rotor assembly, rotor assembly is sleeved in the water proof cover and a water proof sheet is sealed on water proof running-on end, between water proof sheet and water proof cover, be provided with bearing support, bearing support is pressed together on water proof running-on end, the rotating shaft upper and lower end at rotor assembly center is respectively arranged with concentric two bearings with bearing support, water proof between overlapping, the rotor assembly central rotating shaft is realized accurately location by duplex bearing like this, the trouble of repeatedly debugging after avoiding subsequent pump to assemble, simple in structure, easy to use.
2, middle inwall lower end is provided with a lug, and lug is provided with the mounting hole of frustoconic shape internal surface; Bottom be provided with mounting hole over against wire-feeding hold, a wire seal circle is provided with the frustoconic shape sealing head with the mounting hole interference fit, bottom is connected with middle cylinder buckle, the wire seal circle is clamped between lug and bottom, and is simple in structure, good sealing effect.
3, the bottom middle inside is provided with oval locating column, and water proof cover lower end is provided with the termination with above-mentioned oval locating column fit, and ease of assembly is conducive to enhance productivity.
[description of drawings]
Below in conjunction with accompanying drawing the utility model is described in further detail.
Fig. 1 is the utility model perspective view.
Fig. 2 is that the utility model master cuts open structural representation.
Fig. 3 is the structural representation that the utility model disassembles.
[embodiment]
Such as Fig. 1, Fig. 2 and shown in Figure 3, a kind of duplex bearing rotor micro centrifugal pump, comprise frame, electric machine assembly, be provided with water cavity in the frame, impeller 4 is arranged in the water cavity, the axial end of frame has the entrance that communicates with water cavity, and the outlet that communicates with water cavity that has tangential location at its circumference, frame comprises into water loam cake 2, middle cylinder 16 and bottom 18, the stator module 14 of electric machine assembly is arranged in the middle cylinder 16, be provided with water proof cover 13 between stator module 14 and the rotor assembly 11, rotor assembly 11 is sleeved in the water proof cover 13 and a water proof sheet 6 is sealed on 13 mouthfuls of ends of water proof cover, is provided with bearing support 10 between water proof sheet 6 and water proof cover 13, bearing support 10 is pressed together on 13 mouthfuls of ends of water proof cover, and the rotating shaft 110 at rotor assembly 11 centers is rotated by magnetic ring impeller 4 after passing bearing support 10; Rotating shaft 110 upper and lower ends at rotor assembly 11 centers overlap the two bearings 19 that is respectively arranged with concentric setting between 13 with bearing support 10, water proof.
As shown in Figures 2 and 3, middle cylinder 16 inwall lower ends are provided with a lug 160, and lug 160 is provided with the mounting hole of frustoconic shape internal surface; Bottom 18 be provided with mounting hole over against wire-feeding hold 180, one wire seal circles 17 be provided with frustoconic shape sealing head 170 with the mounting hole interference fit, bottom 18 is connected with middle cylinder 16 buckles, wire seal circle 17 is clamped between lug 160 and bottom 18.
As shown in Figures 2 and 3, bottom 18 middle inside are provided with oval locating column 181, and water proof overlaps 13 lower ends and is provided with termination with above-mentioned oval locating column 181 fits.
Claims (3)
1. duplex bearing rotor micro centrifugal pump, comprise frame, electric machine assembly, be provided with water cavity in the frame, impeller is arranged in the water cavity, the axial end of frame has the entrance that communicates with water cavity, and the outlet that communicates with water cavity that has tangential location at its circumference, frame comprises into the water loam cake, middle cylinder and bottom, the stator module of electric machine assembly is arranged in the frame, be provided with the water proof cover between stator module and the rotor assembly, it is characterized in that: described rotor assembly is sleeved in the water proof cover and a water proof sheet is sealed on water proof running-on end, be provided with bearing support between water proof sheet and water proof cover, bearing support is pressed together on water proof running-on end, in the rotating shaft at rotor assembly center, lower end and bearing support, be respectively arranged with concentric two bearings between the water proof cover.
2. described a kind of duplex bearing rotor micro centrifugal pump according to claim 1 is characterized in that described middle cylinder inwall lower end is provided with a lug, and lug is provided with the mounting hole of frustoconic shape internal surface; Bottom be provided with mounting hole over against wire-feeding hold, a wire seal circle is provided with the frustoconic shape sealing head with the mounting hole interference fit, described bottom is connected with middle cylinder buckle, described wire seal circle is clamped between lug and bottom.
3. described a kind of duplex bearing rotor micro centrifugal pump according to claim 1 is characterized in that described bottom middle inside is provided with oval locating column, and described water proof cover lower end is provided with the termination with above-mentioned oval locating column fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320223972 CN203239584U (en) | 2013-04-26 | 2013-04-26 | Double-bearing motor rotor miniature centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320223972 CN203239584U (en) | 2013-04-26 | 2013-04-26 | Double-bearing motor rotor miniature centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203239584U true CN203239584U (en) | 2013-10-16 |
Family
ID=49316891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320223972 Expired - Lifetime CN203239584U (en) | 2013-04-26 | 2013-04-26 | Double-bearing motor rotor miniature centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203239584U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105370582A (en) * | 2014-08-26 | 2016-03-02 | 杭州三花研究院有限公司 | Electronic water pump |
| CN106640673A (en) * | 2015-10-30 | 2017-05-10 | 浙江三花汽车零部件有限公司 | Electric drive pump |
| CN112727773A (en) * | 2021-01-08 | 2021-04-30 | 中山市伟力宝电机电器有限公司 | Rotary magnetic impeller pump |
-
2013
- 2013-04-26 CN CN 201320223972 patent/CN203239584U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105370582A (en) * | 2014-08-26 | 2016-03-02 | 杭州三花研究院有限公司 | Electronic water pump |
| CN106640673A (en) * | 2015-10-30 | 2017-05-10 | 浙江三花汽车零部件有限公司 | Electric drive pump |
| US10326328B2 (en) | 2015-10-30 | 2019-06-18 | Zhejiang Sanhua Automotive Components Co., Ltd | Electric pump |
| CN106640673B (en) * | 2015-10-30 | 2019-12-13 | 浙江三花汽车零部件有限公司 | Electrically driven pump |
| CN112727773A (en) * | 2021-01-08 | 2021-04-30 | 中山市伟力宝电机电器有限公司 | Rotary magnetic impeller pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: ZHONGSHAN WILLPOWER MOTOR & ELECTRIC APPLIANCE CO.,LTD. Assignor: Zhou Rujing Contract record no.: 2015440000460 Denomination of utility model: Double-bearing motor rotor miniature centrifugal pump Granted publication date: 20131016 License type: Exclusive License Record date: 20150722 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131016 |
|
| CX01 | Expiry of patent term |