CN203978857U - The non-maintaining centrifugal pump of one step single sucking - Google Patents
The non-maintaining centrifugal pump of one step single sucking Download PDFInfo
- Publication number
- CN203978857U CN203978857U CN201420135220.0U CN201420135220U CN203978857U CN 203978857 U CN203978857 U CN 203978857U CN 201420135220 U CN201420135220 U CN 201420135220U CN 203978857 U CN203978857 U CN 203978857U
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- CN
- China
- Prior art keywords
- pump housing
- shaft
- impeller
- motor shaft
- motor
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- Expired - Fee Related
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Abstract
The utility model provides a kind of one step single sucking non-maintaining centrifugal pump, include the pump housing and motor, in the pump housing, be provided with rotationally impeller, motor includes motor shaft, motor shaft is extension shaft, motor shaft is inserted in the pump housing and is connected with impeller, and the motor shaft of motor adopts extension shaft structural design, and motor shaft is directly connected with impeller.With respect to centrifugal pump of the prior art, the utility model mechanism is compacter, and the utility model floor space can reduce 40-60% in actual applications, and because volume reduces, Energy Intensity Reduction in running, reaches energy-conservation 5%.And, because the utility model structure is more compact, also overcome the problem of pump shaft, impeller decentraction, realize unit low vibration, fuzz tone operation.
Description
Technical field
The utility model belongs to centrifugal pump technical field, more particularly, and the particularly non-maintaining centrifugal pump of a kind of one step single sucking.
Background technique
One step single sucking formula centrifugal pump is widely used in the technical fields such as industrial water supply draining, waterworks, urban heat supplying, fire-fighting, agricultural drainage and irrigation.
One step single sucking formula centrifugal pump operating conditions of the prior art is: carry clear water hot water or physics and chemical property to be similar to the liquid of water.A kind of typical one step single sucking formula centrifugal pump comprises the pump housing, is provided with rotor in the pump housing, and rotor comprises rotor shaft, and rotor shaft is provided with impeller by coupling, thereby can make rotor impeller rotation work.
Because being connected between rotor and impeller adopts coupling to connect, its structural volume is larger, and in actual applications, place occupation area is also larger.
Model utility content
The technical problems to be solved in the utility model is to provide the non-maintaining centrifugal pump of a kind of one step single sucking, in order to solve the problems of the technologies described above.
For this reason, the utility model provides following technological scheme.
The non-maintaining centrifugal pump of a kind of one step single sucking, includes the pump housing and motor, is provided with rotationally impeller in the described pump housing, and described motor includes motor shaft,
Described motor shaft is extension shaft, and described motor shaft is inserted in the described pump housing and is connected with described impeller.
Preferably, be provided with pump cover connecting body on the described pump housing, described pump cover connecting body is connected with the described pump housing is detachable, and described pump cover connecting body is connected with described motor.
Preferably, described motor shaft is disposed with described impeller, mechanical seal parts and water retaining ring from its end, and described mechanical seal parts are sheathed on described motor shaft and with the described pump housing and are connected.
The utility model provides a kind of one step single sucking non-maintaining centrifugal pump, include the pump housing and motor, in the pump housing, be provided with rotationally impeller, motor includes motor shaft, motor shaft is extension shaft, motor shaft is inserted in the pump housing and is connected with impeller, and the motor shaft of motor adopts extension shaft structural design, and motor shaft is directly connected with impeller.With respect to centrifugal pump of the prior art, the utility model mechanism is compacter, and the utility model floor space can reduce 40-60% in actual applications, and because volume reduces, Energy Intensity Reduction in running, reaches energy-conservation 5%.And, because the utility model structure is more compact, also overcome the problem of pump shaft, impeller decentraction, realize unit low vibration, fuzz tone operation.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the non-maintaining centrifugal pump of one step single sucking in a kind of embodiment of the utility model;
In Fig. 1, the corresponding relation of component names and reference character is:
The pump housing 1, motor 2, impeller 3, motor shaft 4, pump cover connecting body 5, mechanical seal parts 6, water retaining ring 7.
Embodiment
In order to make those skilled in the art person understand better the utility model, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Please refer to Fig. 1, Fig. 1 is the structural representation of the non-maintaining centrifugal pump of one step single sucking in a kind of embodiment of the utility model.
The utility model provides a kind of one step single sucking non-maintaining centrifugal pump, includes the pump housing 1 and motor 2, is provided with rotationally impeller 3 in the pump housing 1, and motor 2 includes motor shaft 4, and motor shaft 4 is extension shaft, and motor shaft 4 is inserted in the pump housing 1 and is connected with impeller 3.
In said structure design, the motor shaft 4 of motor 2 adopts extension shaft structural design, and motor shaft 4 is directly connected with impeller 3.With respect to centrifugal pump of the prior art, the utility model mechanism is compacter, and the utility model floor space can reduce 40-60% in actual applications, and because volume reduces, Energy Intensity Reduction in running, reaches energy-conservation 5%.
And, because the utility model structure is more compact, also overcome the problem of motor shaft, impeller decentraction, realize unit low vibration, fuzz tone operation.
Particularly, be provided with pump cover connecting body 5 on the pump housing 1, pump cover connecting body 5 is connected with the pump housing 1 is detachable, and pump cover connecting body 5 is connected with motor 2.Design based on said structure, the utility model provides pump cover connecting body 5, pump cover connecting body 5 is arranged at the rear end of the pump housing 1, the pump housing 1 is realized the sealing of the pump housing 1 by pump cover connecting body 5, and the pump housing 1 is also connected with motor 2 by pump cover connecting body 5, so structural design, the utility model adopts back opening door structural design, ensure convenient for installation and maintenance fast, do not need to take apart and suck discharge conduit and can keep in repair.
In the present embodiment, motor shaft 4 is disposed with impeller 3, mechanical seal parts 6 and water retaining ring 7 from its end, and mechanical seal parts 6 are sheathed on motor shaft 4 and with the pump housing 1 and are connected.Shaft seal adopts internally mounted mechanical seal, has realized the object without maintenance leakproof.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use model utility.To be apparent for those skilled in the art to these embodiments' multiple amendment, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (1)
1. the non-maintaining centrifugal pump of one step single sucking, includes the pump housing (1) and motor (2), is provided with rotationally impeller (3) in the described pump housing, and described motor includes motor shaft (4), it is characterized in that,
Described motor shaft is extension shaft, and described motor shaft is inserted in the described pump housing and is connected with described impeller;
On the described pump housing, be provided with pump cover connecting body (5), described pump cover connecting body is connected with the described pump housing is detachable, and described pump cover connecting body is connected with described motor;
Described motor shaft is disposed with described impeller, mechanical seal parts (6) and water retaining ring (7) from its end, described mechanical seal parts are sheathed on described motor shaft and with the described pump housing and are connected;
The described pump housing adopts back opening door structural design;
On the described pump housing, be provided with shaft seal, described shaft seal adopts internally mounted mechanical seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420135220.0U CN203978857U (en) | 2014-03-21 | 2014-03-21 | The non-maintaining centrifugal pump of one step single sucking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420135220.0U CN203978857U (en) | 2014-03-21 | 2014-03-21 | The non-maintaining centrifugal pump of one step single sucking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203978857U true CN203978857U (en) | 2014-12-03 |
Family
ID=51976309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420135220.0U Expired - Fee Related CN203978857U (en) | 2014-03-21 | 2014-03-21 | The non-maintaining centrifugal pump of one step single sucking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203978857U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105756951A (en) * | 2016-04-05 | 2016-07-13 | 镇江江大泵业科技有限公司 | High-sealing detachable pipeline pump |
| CN105756952A (en) * | 2016-04-05 | 2016-07-13 | 镇江江大泵业科技有限公司 | High-coaxiality connection mechanism for pipeline pump |
-
2014
- 2014-03-21 CN CN201420135220.0U patent/CN203978857U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105756951A (en) * | 2016-04-05 | 2016-07-13 | 镇江江大泵业科技有限公司 | High-sealing detachable pipeline pump |
| CN105756952A (en) * | 2016-04-05 | 2016-07-13 | 镇江江大泵业科技有限公司 | High-coaxiality connection mechanism for pipeline pump |
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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: 20141203 Termination date: 20160321 |