CN204371702U - A kind of high-efficiency booster pump - Google Patents
A kind of high-efficiency booster pump Download PDFInfo
- Publication number
- CN204371702U CN204371702U CN201420850632.2U CN201420850632U CN204371702U CN 204371702 U CN204371702 U CN 204371702U CN 201420850632 U CN201420850632 U CN 201420850632U CN 204371702 U CN204371702 U CN 204371702U
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- Prior art keywords
- base
- water
- ring
- pump
- sidewall
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of high-efficiency booster pump, comprise the pump housing, pump cover, impeller, motor, water seal, water intake and water outlet, the described pump housing and pump cover are fixed together, and are provided with seal ring between the pump housing and pump cover; The center hole of pump cover is passed in the rotating shaft of described motor, and sealed by water retaining ring and water seal, described impeller is fixed on the axle head of machine shaft, and pump housing flow channel cross-section is semicircular arc, and pump cover flow channel cross-section is also semicircular arc or nearly semicircular arc, the ring-like runner that cross section is circular arc is formed after combination is installed, during work, motor rotates, and current suck from water intake, discharge from water outlet under the effect of impeller, water outlet connects the pipeline that pumps up water.Wherein water seal design is accurate, is formed multiple-sealed, have good sealing effect between the pump housing and main shaft of suction booster.
Description
Technical field
The utility model relates to suction booster field, specifically a kind of high-efficiency booster pump.
Background technique
Existing small-sized suction booster, generally be made up of the pump housing, pump cover, impeller, motor, intake-outlet etc., its pump housing and pump cover are processed respectively, flow channel shape on the pump housing, pump cover is ring, pump housing flow channel cross-section is semicircular arc, and the flow channel cross-section half on pump cover is circular arc, and another side is straight flange, during assembly connection, form complete runner with the pump housing.Its deficiency is, the pump housing and pump cover runner straight flange place form a right angle, makes current etc. easily produce turbulent flow herein and remain in a standstill and cause efficiency, energy loss.
And as pump, for the pump structure meeting specific area or requirement is also respectively had any different, especially special industry is sometimes very strict to the seal request of pump self; But the structure adopted due to seal arrangement of the prior art is usually all comparatively simple, therefore easily produces gap when main axis thus causes sealing effect bad.
Model utility content
The utility model aims to provide a kind of high-efficiency booster pump of good sealing effect.
For achieving the above object, the utility model provides following technological scheme: a kind of high-efficiency booster pump, comprise the pump housing, pump cover, impeller, motor, water seal, water intake and water outlet, the described pump housing and pump cover are fixed together, and are provided with seal ring between the pump housing and pump cover, the center hole of pump cover is passed in the rotating shaft of described motor, and sealed by water retaining ring and water seal, described impeller is fixed on the axle head of machine shaft, pump housing flow channel cross-section is semicircular arc, pump cover flow channel cross-section is also semicircular arc or nearly semicircular arc, forms the ring-like runner that cross section is circular arc after installing combination, described water seal comprises ringwise first base and the second base, first base and the second base are coaxially arranged, the sidepiece of the first base has cavity, second base is positioned at the cavity side of the first base, second base sheath is located at the outside of the first base, the first rotating ring and stationary ring is provided with between first base and the second base, one sidewall of the first rotating ring and the inwall of the first base lean, ringwise bellows is also provided with between another sidewall of first rotating ring and the second base, bellows and the second base are coaxially arranged, on the sidewall that the two ends of bellows are resisted against the second base respectively and stationary ring sidewall, the sidewall of described bellows has annular groove, and the two side in annular groove is provided with ringwise collar, and the cross section of collar is L-shaped, is also provided with spring in annular groove, and the two ends of spring lean against on the sidewall of collar respectively, also be provided with the second rotating ring between described first rotating ring and the first base, the second rotating ring is L-shaped, and the first base has kink, and the second rotating ring abuts on the kink of the first base, the side of stationary ring has the convex body of protrusion, and convex body is resisted against on the sidewall of the first rotating ring, and the convex body of the side of stationary ring is resisted against on the sidewall of the first rotating ring.
Preferably, the described pump housing is also provided with water outlet and water intake.
Preferably, described water outlet connects the pipeline that pumps up water.
Compared with prior art, the beneficial effects of the utility model are: this high-efficiency booster pump, not only can realize lowering and stabilizing blood pressure function, also have circuit structure simple, the advantages such as low production cost.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is water seal 5 structural representation of the present utility model;
Fig. 3 is flow passage structure schematic diagram of the present utility model;
Fig. 4 is the flow passage structure schematic diagram of suction booster in prior art.
Shown in figure: 1, the pump housing 1,2, impeller 2,3, pump housing runner 3,4, pump cover 4,5, water seal 5,6, water retaining ring 6,7, seal ring 7,8, water intake 8,9, pump cover runner 9,10, motor 10,11, water outlet 11,12, first base 12,13, the second base 13,14, first rotating ring 14,15, stationary ring 15,16, convex body 16,17, bellows 17,18, annular groove 18,19, collar 19,20, spring 20,21, the second rotating ring 21,22, circular section 22,23, right angle side 23.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technological scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1-3, in the utility model embodiment, a kind of high-efficiency booster pump, comprises the pump housing 1, pump cover 4, impeller 2, motor 10, water seal 5, water intake 8 and water outlet 11, the described pump housing 1 and pump cover 4 are fixed together, and are provided with seal ring 7 between the pump housing 1 and pump cover 4; The center hole of pump cover 4 is passed in the rotating shaft of described motor 10, and sealed by water retaining ring 6 and water seal 5, described impeller 2 is fixed on the axle head of motor 10 rotating shaft, and pump housing runner 3 cross section is semicircular arc, and pump cover runner 9 cross section is also semicircular arc or nearly semicircular arc, the ring-like runner that cross section is circular arc is formed after combination is installed, during work, motor 10 rotates, and current suck from water intake 8, discharge from water outlet 11 under the effect of impeller 2, water outlet 11 connects the pipeline that pumps up water.
Described water seal 5 comprises ringwise first base 12 and the second base 13, first base 12 and the second base 13 are coaxially arranged, the sidepiece of the first base 12 has cavity, second base 13 is positioned at the cavity side of the first base 12, second base 13 is set in the outside of the first base 12, the first rotating ring 14 and stationary ring 15 is provided with between first base 12 and the second base 13, one sidewall of the first rotating ring 14 and the inwall of the first base 12 lean, ringwise bellows 17 is also provided with between another sidewall of first rotating ring 14 and the second base 13, bellows 17 and the second base 13 are coaxially arranged, on the sidewall that the two ends of bellows 17 are resisted against the second base 13 respectively and stationary ring 15 sidewall.
The sidewall of described bellows 17 has annular groove 18, and the two side in annular groove 18 is provided with ringwise collar 19, and the cross section of collar 19 is L-shaped, is also provided with spring 20 in annular groove 18, and the two ends of spring 20 lean against on the sidewall of collar 19 respectively.Be provided with spring 20 and collar 19 in annular groove 18, make collar 19 be resisted against corresponding annular groove 18 inwall respectively by spring 20, there is good supporting effect, prevent bellows 17 to be out of shape.
Also be provided with the second rotating ring 21, second rotating ring 21 between described first rotating ring 14 and the first base 12 L-shaped, the first base 12 has kink, and the second rotating ring 21 abuts on the kink of the first base 12.The side of stationary ring 15 has the convex body 16 of protrusion, and convex body 16 is resisted against on the sidewall of the first rotating ring 14, and the convex body 16 of the side of stationary ring 15 is resisted against on the sidewall of the first rotating ring 14, can form sealing, have good sealing effect.The structure of the water seal 5 of this suction booster is comparatively complicated, makes to be formed between the pump housing 1 of suction booster and main shaft multiple-sealed, has extremely strong sealing effect.
Refer to Fig. 4, before pump cover runner 9 improves, its runner half is circular arc cross section 22, and another general section is straight flange, during assembly connection, forms a right angle side 23, and after improving, flow channel cross-section is semicircular arc.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any reference character in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this specification is described according to mode of execution, but not each mode of execution only comprises an independently technological scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should by specification integrally, and the technological scheme in each embodiment also through appropriately combined, can form other mode of executions that it will be appreciated by those skilled in the art that.
Claims (3)
1. a high-efficiency booster pump, comprise the pump housing (1), pump cover (4), impeller (2), motor (10), water seal (5), water intake (8) and water outlet (11), it is characterized in that, the described pump housing (1) and pump cover (4) are fixed together, and are provided with seal ring (7) between the pump housing (1) and pump cover (4), the center hole of pump cover (4) is passed in the rotating shaft of described motor (10), and sealed by water retaining ring (6) and water seal (5), described impeller (2) is fixed on the axle head of motor (10) rotating shaft, pump housing runner (3) cross section is semicircular arc, pump cover runner (9) cross section is also semicircular arc or nearly semicircular arc, forms the ring-like runner that cross section is circular arc after installing combination, described water seal (5) comprises ringwise first base (12) and the second base (13), first base (12) and the second base (13) are coaxially arranged, the sidepiece of the first base (12) has cavity, second base (13) is positioned at the cavity side of the first base (12), second base (13) is set in the outside of the first base (12), the first rotating ring (14) and stationary ring (15) is provided with between first base (12) and the second base (13), one sidewall of the first rotating ring (14) and the inwall of the first base (12) lean, ringwise bellows (17) is also provided with between another sidewall of first rotating ring (14) and the second base (13), bellows (17) and the second base (13) are coaxially arranged, on the sidewall that the two ends of bellows (17) are resisted against the second base (13) respectively and stationary ring (15) sidewall, the sidewall of described bellows (17) has annular groove (18), two side in annular groove (18) is provided with ringwise collar (19), the cross section of collar (19) is L-shaped, also be provided with spring (20) in annular groove (18), the two ends of spring (20) lean against on the sidewall of collar (19) respectively, the second rotating ring (21) is also provided with between described first rotating ring (14) and the first base (12), second rotating ring (21) is L-shaped, (12) have kink to first base, and the second rotating ring (21) abuts on the kink of the first base (12), the side of stationary ring (15) has the convex body (16) of protrusion, convex body (16) is resisted against on the sidewall of the first rotating ring (14), and the convex body (16) of the side of stationary ring (15) is resisted against on the sidewall of the first rotating ring (14).
2. a kind of high-efficiency booster pump according to claim 1, is characterized in that, the described pump housing (1) is also provided with water outlet (11) and water intake (8).
3. a kind of high-efficiency booster pump according to claim 2, is characterized in that, described water outlet (11) connects the pipeline that pumps up water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420850632.2U CN204371702U (en) | 2014-12-29 | 2014-12-29 | A kind of high-efficiency booster pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420850632.2U CN204371702U (en) | 2014-12-29 | 2014-12-29 | A kind of high-efficiency booster pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204371702U true CN204371702U (en) | 2015-06-03 |
Family
ID=53327926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420850632.2U Expired - Fee Related CN204371702U (en) | 2014-12-29 | 2014-12-29 | A kind of high-efficiency booster pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204371702U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017067252A1 (en) * | 2015-10-22 | 2017-04-27 | 新界泵业集团股份有限公司 | Runner structure for vortex pump |
| CN108672447A (en) * | 2018-08-31 | 2018-10-19 | 中国石油化工股份有限公司胜利油田分公司孤岛采油厂 | A kind of cleaning oil tank device |
-
2014
- 2014-12-29 CN CN201420850632.2U patent/CN204371702U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017067252A1 (en) * | 2015-10-22 | 2017-04-27 | 新界泵业集团股份有限公司 | Runner structure for vortex pump |
| CN108672447A (en) * | 2018-08-31 | 2018-10-19 | 中国石油化工股份有限公司胜利油田分公司孤岛采油厂 | A kind of cleaning oil tank device |
| CN108672447B (en) * | 2018-08-31 | 2021-08-10 | 中国石油化工股份有限公司 | Oil storage tank belt cleaning device |
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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: 20150603 Termination date: 20171229 |