CN204436813U - A kind of mud self-priming canned motorpump - Google Patents
A kind of mud self-priming canned motorpump Download PDFInfo
- Publication number
- CN204436813U CN204436813U CN201420739589.2U CN201420739589U CN204436813U CN 204436813 U CN204436813 U CN 204436813U CN 201420739589 U CN201420739589 U CN 201420739589U CN 204436813 U CN204436813 U CN 204436813U
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- China
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- electric machine
- shield electric
- pump
- rotor assembly
- rotating shaft
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of mud self-priming canned motorpump, comprising: the self-priming pump pump housing, impeller and shield electric machine; The rotor assembly rotating shaft front end of shield electric machine is run through connecting body and is extend in self-priming pump pump housing impeller active chamber, impeller be assemblied in stretch into impeller active chamber part rotor assembly rotating shaft on; The rotor assembly rotating shaft tail end of shield electric machine is equipped with sub-propeller, and shield electric machine frame tail end is provided with the rear pump cover that sub-propeller put by cover, rear pump cover is provided with fluid injection flange; Adopt the utility model of technique scheme, during work, fluid injection flange receives the high-order fluid injection groove of working site, injects clean liquid toward shield electric machine chamber; Because self-suction pump impeller import must form negative pressure, liquid could be drunk up from beneath, so can ensure that shield electric machine cavity pressure is greater than pump inlet pressure, thus ensure that the liquid containing solid impurity of transport pump can not enter in shield electric machine chamber; Liquid clean in shield electric machine chamber is circulated by sub-propeller.
Description
Technical field
The utility model relates to a kind of canned motorpump, particularly a kind of canned motorpump being applicable to pump from underground containing solid impurity liquid.
Background technique
At present, self-priming canned motorpump can only pump pure liquid from beneath, and the canned motorpump of conveying containing impurity does not possess from the beneath self-absorption function pumping liquid, common self-priming chemical flow-process pump is all adopted from the beneath pump pumped containing solid impurity liquid, unavoidably there is leakage problem, will work the mischief owing to leaking for medium such as conveying deep-etching, severe toxicity etc., also not reach environmental requirement.
For above-mentioned problems of the prior art, research one is applicable to pump containing solid impurity liquid from underground, and ensures that leak free canned motorpump is very important.
Summary of the invention
The utility model, for above-mentioned technical problem, proposes one and is applicable to pump containing solid impurity liquid from underground, and ensure leak free canned motorpump.
For reaching above object, be achieved through the following technical solutions:
A kind of mud self-priming canned motorpump, comprising: the self-priming pump pump housing, impeller and shield electric machine;
Shield electric machine comprises: stator module, the rotor assembly being arranged at stator module axial centre and shield electric machine frame;
Shield electric machine frame tail end is provided with rear bearing block, rear bearing block is fixed with rear bearing for assembling rotor assembly rotating shaft, and rotor assembly rotating shaft tail end stretches out in rear bearing part is equipped with sub-propeller;
Shield electric machine frame tail end is provided with the rear pump cover that cover is placed in sub-propeller outside;
The self-priming pump pump housing is connected by connecting body with shield electric machine frame;
Rotor assembly rotating shaft front end is run through connecting body and is extend in self-priming pump pump housing impeller active chamber, impeller be assemblied in stretch into impeller active chamber part rotor assembly rotating shaft on;
The rotating shaft of connecting body rotor assembly is equipped with for the fore bearing of support rotor assembly rotating shaft with for by the separated mechanical seal of pump chamber and shield electric machine chamber through part successively;
Rear pump cover afterbody is equipped with fluid injection flange;
Heat exchanger is provided with between connecting body and fluid injection flange filling tube line;
Adopt the utility model of technique scheme, during work, fluid injection flange receives the high-order fluid injection groove of working site, injects clean liquid toward shield electric machine chamber; Because self-suction pump impeller import must form negative pressure, liquid could be drunk up from beneath, so can ensure that shield electric machine cavity pressure is greater than pump inlet pressure, thus ensure that the liquid containing solid impurity of transport pump can not enter in shield electric machine chamber;
Liquid clean in shield electric machine chamber is circulated by sub-propeller, is cooled the temperature rise that canned motorpump motor produces by heat exchanger, ensures that bearing carries out cooling and lubricating effectively, thus pumps the liquid containing solid impurity from underground with realizing complete No leakage.
Note: in above-mentioned literary composition, indication front end is impeller working end, and the other end is tail end.
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to technological means of the present utility model can be better understood, and can be implemented according to the content of specification, and can become apparent to allow above and other object of the present utility model, feature and advantage, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
The utility model is totally 1 width accompanying drawing, wherein:
Fig. 1 is cross-sectional view of the present utility model.
In figure: 1, the self-priming pump pump housing, 2, impeller, 3, connecting body, 4, mechanical seal, 5, stator module, 6, rotor assembly, 7, heat exchanger, 8, rear bearing block, 9, sub-propeller, 10, rear pump cover, 11, fluid injection flange, 12, rear bearing, 13, fore bearing, 14, shield electric machine frame, A, impeller active chamber, B, pump chamber, C, shield electric machine chamber.
Embodiment
A kind of mud self-priming canned motorpump as shown in Figure 1, comprising: the self-priming pump pump housing 1, impeller 2 and shield electric machine;
Shield electric machine comprises: stator module 5, the rotor assembly 6 being arranged at stator module 5 axial centre and shield electric machine frame 14;
Shield electric machine frame 14 tail end is provided with rear bearing block 8, rear bearing block 8 is fixed with rear bearing 12 for assembling rotor assembly 6 rotating shaft, and rotor assembly 6 rotating shaft tail end stretches out in rear bearing 12 part is equipped with sub-propeller 9;
Shield electric machine frame 14 tail end is provided with the rear pump cover 10 that cover is placed in sub-propeller 9 outside;
The self-priming pump pump housing 1 is connected by connecting body 3 with shield electric machine frame 14;
Rotor assembly 6 rotating shaft front end is run through connecting body 3 and is extend in the self-priming pump pump housing 1 impeller active chamber A, impeller 2 be assemblied in stretch into impeller active chamber part A rotor assembly 6 rotating shaft on;
The rotating shaft of connecting body 3 rotor assembly 6 is equipped with for the fore bearing 13 of support rotor assembly 6 rotating shaft with for by pump chamber B and the separated mechanical seal 4 of shield electric machine chamber C through part successively;
Rear pump cover 10 afterbody is equipped with fluid injection flange 11;
Heat exchanger 7 is provided with between connecting body 3 and fluid injection flange 11 fluid injection pipeline;
Adopt the utility model of technique scheme, during work, fluid injection flange 11 receives the high-order fluid injection groove of working site, injects clean liquid toward shield electric machine chamber C; Because self-suction pump impeller 2 import must form negative pressure, liquid could be drunk up from beneath, so can ensure that shield electric machine chamber B internal pressure is greater than pump inlet pressure, thus ensure that the liquid containing solid impurity of transport pump can not enter into C in shield electric machine chamber;
Liquid clean in the C of shield electric machine chamber is circulated by sub-propeller 9, and the temperature rise produced by heat exchanger 7 pairs of canned motorpump motors cools, and ensures that bearing carries out cooling and lubricating effectively, thus pumps the liquid containing solid impurity from underground with realizing complete No leakage.
The above, it is only preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, although the utility model discloses as above with preferred embodiment, but and be not used to limit the utility model, any those skilled in the art are not departing within the scope of technical solutions of the utility model, when the technology contents that appeal can be utilized to disclose is made a little change or is modified to the Equivalent embodiments of equivalent variations, in every case be the content not departing from technical solutions of the utility model, according to technical spirit of the present utility model to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (1)
1. a mud self-priming canned motorpump, is characterized in that: comprise, the self-priming pump pump housing (1), impeller (2) and shield electric machine;
Described shield electric machine comprises: stator module (5), the rotor assembly (6) being arranged at stator module (5) axial centre and shield electric machine frame (14);
Described shield electric machine frame (14) tail end is provided with rear bearing block (8), rear bearing block (8) is fixed with rear bearing (12) for assembling rotor assembly (6) rotating shaft, and rotor assembly (6) rotating shaft tail end stretch out in rear bearing (12) part be equipped with sub-propeller (9);
Described shield electric machine frame (14) tail end is provided with cover and is placed in the outside rear pump cover (10) of sub-propeller (9);
The described self-priming pump pump housing (1) is connected by connecting body (3) with shield electric machine frame (14);
Described rotor assembly (6) rotating shaft front end is run through connecting body (3) and is extend in the self-priming pump pump housing (1) impeller active chamber (A), described impeller (2) be assemblied in stretch into impeller active chamber (A) part rotor assembly (6) rotating shaft on;
The rotating shaft of described connecting body (3) rotor assembly (6) is equipped with for the fore bearing (13) of support rotor assembly (6) rotating shaft with for by pump chamber (B) and shield electric machine chamber (C) separated mechanical seal (4) through part successively;
Described rear pump cover (10) afterbody is equipped with fluid injection flange (11);
Heat exchanger (7) is provided with between connecting body (3) and fluid injection flange (11) fluid injection pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420739589.2U CN204436813U (en) | 2014-11-28 | 2014-11-28 | A kind of mud self-priming canned motorpump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420739589.2U CN204436813U (en) | 2014-11-28 | 2014-11-28 | A kind of mud self-priming canned motorpump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204436813U true CN204436813U (en) | 2015-07-01 |
Family
ID=53604686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420739589.2U Expired - Fee Related CN204436813U (en) | 2014-11-28 | 2014-11-28 | A kind of mud self-priming canned motorpump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204436813U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105971892A (en) * | 2016-07-12 | 2016-09-28 | 合肥新沪屏蔽泵有限公司 | Shield electric pump |
| CN109156786A (en) * | 2018-08-01 | 2019-01-08 | 瑞丽市谊灵草农业发展有限公司 | It is Gynura divaricata raw material mud peanut, its preparation method and its production equipment for wrapping up in clothing raw material with Gynura divaricata raw material mud |
| CN110043472A (en) * | 2019-04-04 | 2019-07-23 | 常州市江南三翔电机有限公司 | A kind of pump shield electric machine transported containing particle-liquid |
-
2014
- 2014-11-28 CN CN201420739589.2U patent/CN204436813U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105971892A (en) * | 2016-07-12 | 2016-09-28 | 合肥新沪屏蔽泵有限公司 | Shield electric pump |
| CN109156786A (en) * | 2018-08-01 | 2019-01-08 | 瑞丽市谊灵草农业发展有限公司 | It is Gynura divaricata raw material mud peanut, its preparation method and its production equipment for wrapping up in clothing raw material with Gynura divaricata raw material mud |
| CN110043472A (en) * | 2019-04-04 | 2019-07-23 | 常州市江南三翔电机有限公司 | A kind of pump shield electric machine transported containing particle-liquid |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20150701 Termination date: 20161128 |