CN218913247U - Multistage clear water centrifugal pump - Google Patents
Multistage clear water centrifugal pump Download PDFInfo
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- CN218913247U CN218913247U CN202222887492.3U CN202222887492U CN218913247U CN 218913247 U CN218913247 U CN 218913247U CN 202222887492 U CN202222887492 U CN 202222887492U CN 218913247 U CN218913247 U CN 218913247U
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- sealing ring
- pump body
- centrifugal pump
- pump
- water outlet
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Abstract
The utility model discloses a multistage clean water centrifugal pump, which comprises: the novel water pump comprises a pump body and a base, wherein a guide groove is formed in the base, the pump body is slidably arranged on the inner side of the guide groove, a water outlet is formed in the pump body, a first sealing ring and a second sealing ring are arranged on the water outlet, and the second sealing ring is located on the outer side of the first sealing ring. According to the utility model, the tightness of the joint of the water outlet and the pipeline can be improved through the arrangement of the first sealing ring, the second sealing ring, the annular groove and the conveying pipe; the buffer effect of the pump body can be improved through the arrangement of the damping shock absorber and the buffer cushion.
Description
Technical Field
The utility model relates to the technical field of centrifugal pumps, in particular to a multistage clean water centrifugal pump.
Background
The multistage clear water centrifugal pump is formed by integrating more than two centrifugal pumps with the same function, and the multistage clear water centrifugal pump is formed by a mechanism which is connected in series in a fluid channel structure, wherein a medium pressure relief opening of a first stage is communicated with an inlet of a second stage, and a medium pressure relief opening of the second stage is communicated with an inlet of a third stage.
The existing multistage clear water centrifugal pump has certain defects when in use, the pressure at the joint of the water outlet and the pipeline is large, the joint is easy to leak, meanwhile, the damping effect of the multistage clear water centrifugal pump is not ideal in the use process, and the high vibration is unfavorable for the use of equipment.
Disclosure of Invention
The utility model aims to provide a multistage clear water centrifugal pump, which aims to solve the problem that the joint of a pipeline and a water outlet is easy to leak.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a multistage centrifugal pump for clean water comprising: the novel water pump comprises a pump body and a base, wherein a guide groove is formed in the base, the pump body is slidably arranged on the inner side of the guide groove, a water outlet is formed in the pump body, a first sealing ring and a second sealing ring are arranged on the water outlet, the second sealing ring is located on the outer side of the first sealing ring, the second sealing ring plays a secondary sealing role, and outwards-permeated liquid can be prevented from directly precipitating out through an annular groove.
Preferably, an annular groove is arranged between the first sealing ring and the second sealing ring.
Preferably, the inner wall of the annular groove is connected with a conveying pipe, one end of the conveying pipe is communicated with the inner wall of the water outlet, and the annular groove can collect liquid which permeates outwards from the first sealing ring and convey the liquid to the inner side of the water outlet again through the conveying pipe.
Preferably, the delivery pipe is provided with a one-way valve, and the one-way valve can prevent water from flowing back into the inner side of the annular groove from the delivery pipe.
Preferably, the inner wall symmetry of guide way installs the damping bumper shock absorber, and the upper end and the pump body coupling of damping bumper shock absorber, the setting of damping bumper shock absorber can give the buffering when the pump body shakes.
Preferably, the inner wall of the guide groove is provided with a buffer pad, the buffer pad is connected with the pump body, the pump body moves up and down along the guide groove during vibration, and the buffer pad can be used for buffering through the arrangement of the buffer pad.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the sealing performance of the joint of the water outlet and the pipeline can be improved through the arrangement of the first sealing ring, the second sealing ring, the annular groove and the conveying pipe.
2. According to the utility model, the damping effect of the pump body can be improved through the arrangement of the damping shock absorber and the buffer cushion.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a cross-sectional view of the overall structure of the present utility model;
in the figure: 1 a pump body, 11 a water outlet, 12 a first sealing ring, 13 a second sealing ring, 14 an annular groove, 15 a conveying pipe, 16 a one-way valve, 2 a base, 21 a guide groove, 22 a damping shock absorber and 23 a cushion pad.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1 and 2, a multistage centrifugal pump for clean water is illustrated, comprising: the pump body 1 and the base 2 are provided with the guide way 21 on the base 2, the inside of the guide way 21 is provided with the pump body 1 in a sliding way, the pump body 1 is provided with the water outlet 11, the water outlet 11 is provided with the first sealing ring 12 and the second sealing ring 13, the second sealing ring 13 is positioned on the outer side of the first sealing ring 12, the second sealing ring 13 plays a secondary sealing role, and the liquid penetrating outwards can be prevented from directly precipitating out through the annular groove 14.
An annular groove 14 is provided between the first seal ring 12 and the second seal ring 13.
The inner wall of the annular groove 14 is connected with a conveying pipe 15, one end of the conveying pipe 15 is communicated with the inner wall of the water outlet 11, and the annular groove 14 can collect liquid which permeates outwards from the first sealing ring 12 and convey the liquid to the inner side of the water outlet 11 again through the conveying pipe 15.
The delivery pipe 15 is provided with a one-way valve 16, and the one-way valve 16 is arranged to prevent water from flowing backward from the delivery pipe 15 into the inner side of the annular groove 14.
When the centrifugal pump is used, the following steps are included: the arrangement of the first sealing ring 12 and the second sealing ring 13 can achieve the effect of double sealing, and when liquid permeates the first sealing ring 12, the liquid enters the inner side of the annular groove 14 and is conveyed to the inner side of the water outlet 11 again through the conveying pipe 15, so that the liquid infiltration can be avoided.
Example 2
Referring to fig. 1 and 2, this embodiment further illustrates example 1, which illustrates a multistage centrifugal pump for clean water, comprising: the pump body 1 and the base 2 are provided with the guide way 21 on the base 2, the inside of the guide way 21 is provided with the pump body 1 in a sliding way, the pump body 1 is provided with the water outlet 11, the water outlet 11 is provided with the first sealing ring 12 and the second sealing ring 13, the second sealing ring 13 is positioned on the outer side of the first sealing ring 12, the second sealing ring 13 plays a secondary sealing role, and the liquid penetrating outwards can be prevented from directly precipitating out through the annular groove 14.
The inner wall symmetry of guide slot 21 installs the damping bumper shock absorber 22, and the upper end of damping bumper shock absorber 22 is connected with pump body 1, and damping bumper shock absorber 22's setting can give the buffering when pump body 1 shakes.
The inner wall of the guide groove 21 is provided with a buffer pad 23, the buffer pad 23 is connected with the pump body 1, the pump body 1 moves up and down along the guide groove 21 during vibration, and buffering can be provided through the arrangement of the buffer pad 23.
In this embodiment, the pump body 1 moves up and down along the guide groove 21 during vibration, and the buffer can be given during vibration by the arrangement of the buffer pad 23 and the damping damper 22, so as to improve the buffering and vibration isolation effects of the pump body 1.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A multistage, fresh water centrifugal pump, comprising:
the novel water pump comprises a pump body (1) and a base (2), wherein a guide groove (21) is formed in the base (2), the pump body (1) is slidably arranged on the inner side of the guide groove (21), a water outlet (11) is formed in the pump body (1), a first sealing ring (12) and a second sealing ring (13) are arranged on the water outlet (11), and the second sealing ring (13) is located on the outer side of the first sealing ring (12).
2. A multistage centrifugal pump for clean water according to claim 1, characterized in that: an annular groove (14) is arranged between the first sealing ring (12) and the second sealing ring (13).
3. A multistage centrifugal pump according to claim 2, characterized in that: the inner wall of the annular groove (14) is connected with a conveying pipe (15), and one end of the conveying pipe (15) is communicated with the inner wall of the water outlet (11).
4. A multistage centrifugal pump according to claim 3, characterized in that: the conveying pipe (15) is provided with a one-way valve (16).
5. A multistage centrifugal pump for clean water according to claim 1, characterized in that: damping shock absorbers (22) are symmetrically arranged on the inner wall of the guide groove (21), and the upper end of each damping shock absorber (22) is connected with the pump body (1).
6. A multistage centrifugal pump for clean water according to claim 1, characterized in that: the inner wall of the guide groove (21) is provided with a buffer pad (23), and the buffer pad (23) is connected with the pump body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222887492.3U CN218913247U (en) | 2022-10-31 | 2022-10-31 | Multistage clear water centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222887492.3U CN218913247U (en) | 2022-10-31 | 2022-10-31 | Multistage clear water centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218913247U true CN218913247U (en) | 2023-04-25 |
Family
ID=86041872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222887492.3U Active CN218913247U (en) | 2022-10-31 | 2022-10-31 | Multistage clear water centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218913247U (en) |
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2022
- 2022-10-31 CN CN202222887492.3U patent/CN218913247U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A multi-stage clean water centrifugal pump Effective date of registration: 20230829 Granted publication date: 20230425 Pledgee: China Construction Bank Co.,Ltd. Shunping Sub branch Pledgor: BAODING YUJIA PUMP MANUFACTURING Co.,Ltd. Registration number: Y2023980054342 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |