CN203067359U - Internal exhaust liquid-ring type priming centrifugal pump - Google Patents
Internal exhaust liquid-ring type priming centrifugal pump Download PDFInfo
- Publication number
- CN203067359U CN203067359U CN 201320102040 CN201320102040U CN203067359U CN 203067359 U CN203067359 U CN 203067359U CN 201320102040 CN201320102040 CN 201320102040 CN 201320102040 U CN201320102040 U CN 201320102040U CN 203067359 U CN203067359 U CN 203067359U
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- pump
- liquid
- gas
- impeller
- ring
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Abstract
The utility model discloses an internal exhaust liquid-ring type priming centrifugal pump. The existing liquid-ring type priming centrifugal pump is operated by a plurality of steps, and a transmission medium is easily leaked. An admission port of the pump is communicated with an inlet of a pump body through a through hole in a rear cover of an impeller, an inlet of the impeller and a passage, and an exhaust port of the pump is communicated with an outlet of the pump body through an exhaust passage, an exhaust pipe and a gas-liquid separation chamber. When the pump works, an admission chamber of a liquid-ring wheel forms a vacuum pump to pump a gas in a pipeline to the admission port, the gas in the admission port is mixed with liquid, the gas-liquid mixture enters the liquid-ring wheel, and is impelled to flow towards the gas-liquid separation chamber for gas-liquid separation under the action of the liquid-ring wheel which rotates at a high speed, the liquid flows back to a liquid storage cavity, the gas flows to the outlet of the pump body, and the operation is repeated to continuously exhaust the gas from the pipeline until the liquid is sucked to finish a priming process. The pump is convenient to operate, and the medium cannot be leaked.
Description
Technical field
The utility model belongs to the pump technical field of fluid machinery, specifically is a kind of interior exhaust liquid-ring self-priming centrifugal pump.
Background technique
The liquid-ring self-priming centrifugal pump is that the pendular ring wheel is combined in the housing with impeller sets, by the pendular ring wheel gas is discharged, and realizes self-priming.
Existing liquid-ring self-priming centrifugal pump all is provided with special venting gas appliance, and outlet valve is installed on the venting gas appliance.In exhaust process, need close the delivery side of pump valve, open outlet valve, the gas that reaches in the pipeline in the pump is discharged in the atmosphere; After exhaust finishes, need in time close outlet valve, open the delivery side of pump valve.Its deficiency: operating procedure is many, can not realize the whole-course automation that the exhaust of pump is drawn liquid, pumped liquid; Easily cause leaking of fed sheet of a media, thus befouling environment.
The model utility content
The technical assignment of the technical problems to be solved in the utility model and proposition is the operating procedure defectives many, that easily cause fed sheet of a media to leak that overcome existing liquid-ring self-priming centrifugal pump, and a kind of interior exhaust liquid-ring self-priming centrifugal pump is provided.
For achieving the above object, interior exhaust liquid-ring self-priming centrifugal pump of the present utility model comprises the pump housing, impeller, induction chamber, pendular ring wheel, support, axle, it is characterized in that:
The described pump housing is provided with pump housing import, passage, spiral case, the spiral case outlet that is communicated with successively and gas-liquid separation chamber, the liquid storage cylinder that is communicated with, be provided with return port between the bottom of described liquid storage cylinder and the bottom of described spiral case, it is indoor that described spiral case outlet is open in described gas-liquid separation, and described gas-liquid separation chamber top arranges pump housing outlet;
Described impeller has axial impeller inlet, circumferential impeller outlet, and the back shroud of described impeller is provided with through hole, and described impeller is positioned at described spiral case and described impeller inlet towards described passage;
One side of described induction chamber is established intakeport, opposite side is established relief opening;
Described pendular ring wheel is positioned at described induction chamber;
The described pump housing fixedly be assembled together with described support and the corresponding described back shroud of impeller of described intakeport on through hole, described support is provided with the exhaust passage that is communicated with described relief opening, and described exhaust passage is communicated with described gas-liquid separation chamber by an outlet pipe;
Described axle is gone up described pendular ring wheel, impeller is installed.
As the optimization technique means: described axle is laterally laid.Described liquid storage cylinder is positioned at the bottom of the described pump housing.Described gas-liquid separation chamber is positioned at the top of described spiral case, and described pump housing outlet is offered up.Described pump housing import is positioned at the top of described shaft centre line, and described passage is letter " S " shape.Fixing assembling pendular ring pump case, pendular ring pump cover on the described support, described induction chamber is formed between described pendular ring pump case, the pendular ring pump cover, and described intakeport is opened on the described pendular ring pump case, and described relief opening is opened in described water-ring pump and covers; Further, the junction point of described pendular ring pump case and pendular ring pump cover is provided with seal arrangement.The junction point of the described pump housing and support is provided with seal arrangement.
The beneficial effects of the utility model are: intakeport communicates with pump housing import by through hole, impeller inlet, passage on the back shroud of impeller, and relief opening communicates with pump housing outlet by exhaust passage, outlet pipe, gas-liquid separation chamber; During work, pendular ring wheel induction chamber is formed a vacuum pump, and the gas in the pipeline is extracted into intakeport, and the gas in the intakeport and liquid are mixed into the pendular ring wheel, under the effect that the pendular ring of rotation is at a high speed taken turns, impel gas-liquid mixture to flow to gas-liquid separation chamber and realize gas-liquid separation, liquid flows back to liquid storage cylinder, the outlet of the gas flow pump housing, go round and begin again like this, constantly the gas in the pipeline is discharged, until sucting liquid, finish the self-priming process; Easy and simple to handle, medium can not leak.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 is that the K-K of Fig. 1 middle pump body is to sectional view;
The number in the figure explanation:
The 01-pump housing, the import of the 11-pump housing, 12-passage, 13-spiral case, the outlet of 14-spiral case, 15-gas-liquid separation chamber, 16-liquid storage cylinder, 17-return port, the outlet of the 18-pump housing;
The 02-impeller, 21-impeller inlet, 22-impeller outlet, 23-back shroud, 24-through hole;
The 03-induction chamber, 31-intakeport, 32-relief opening, 33-pendular ring pump case, 34-pendular ring pump cover;
04-pendular ring wheel;
The 05-support, the 51-exhaust passage;
The 06-axle;
The 07-outlet pipe.
Embodiment
Below in conjunction with Figure of description the utility model is described further.
Exhaust liquid-ring self-priming centrifugal pump in of the present utility model, as shown in Figure 1, 2, it comprises the pump housing 01, impeller 02, induction chamber 03, pendular ring wheel 04, support 05, axle 06:
The pump housing 01 is provided with pump housing import 11, passage 12, spiral case 13, the spiral case outlet 14 that is communicated with successively and gas-liquid separation chamber 15, the liquid storage cylinder 16 that is communicated with, be provided with return port 17 between the bottom of the bottom of liquid storage cylinder 16 and spiral case 13, spiral case outlet 14 is open in the gas-liquid separation chamber 15, and gas-liquid separation chamber 15 tops arrange pump housing outlet 18;
One side of induction chamber 03 is established intakeport 31, opposite side is established relief opening 32;
The pump housing 01 fixedly be assembled together with support 05 and intakeport 31 corresponding back shroud of impeller 23 on through hole 24, support 05 is provided with the exhaust passage 51 that is communicated with relief opening 32, exhaust passage 51 is communicated with gas-liquid separation chamber 15 by an outlet pipe 07;
Concrete, axle 06 is laterally laid; Liquid storage cylinder 16 is positioned at the bottom of the pump housing 01, is beneficial to liquid medium when quitting work and is back to liquid storage cylinder; Gas-liquid separation chamber 15 is positioned at the top of spiral case 13, is beneficial to the liquid of separating and is back to liquid storage cylinder, and pump housing outlet 18 is offered up, is beneficial to the gas of separating and outwards discharges; Pump housing import 11 is positioned at the shaft centre line top, and passage 12 is letter " S " shape; Fixing assembling pendular ring pump case 33, pendular ring pump cover 34 on the support 05, induction chamber 03 is formed between pendular ring pump case 33, the pendular ring pump cover 34, intakeport 31 is opened on the pendular ring pump case 33, relief opening 32 is opened on the pendular ring pump cover 34, be convenient to assembling, as being equal to means, the structural type of pendular ring pump case shown in Figure 1, pendular ring pump cover being exchanged equally can form induction chamber, further, pendular ring pump case 33 is provided with seal arrangement (being illustrated as seal ring) with the junction point of pendular ring pump cover 34; The pump housing 01 is provided with seal arrangement (being illustrated as seal ring) with the junction point of support 05.
Before starting pump, open the delivery side of pump valve, behind the pump startup, in the self-priming process, owing to contain liquid in the pump housing, thereby impeller 02 periphery in rotation at a high speed forms a liquid seal ring, isolate impeller inlet 21 and spiral case outlet 14, wherein the outlet of the flow direction spiral case of impeller outlet 22 14, are back in the liquid storage cylinder 16 again, liquid in the liquid storage cylinder 16 flows to impeller outlet 22 by return port 17, replenishes the liquid loss of impeller outlet; Simultaneously, the pendular ring wheel 04 and the pendular ring pump case 33 that rotate at a high speed, pendular ring pump cover 34 is formed a vacuum pump together, gas in the pipeline is passed through pump housing import 11, runner 12, impeller inlet 21, through hole 24(on the back shroud of impeller can be several) be extracted into the intakeport 31 on the pendular ring pump case 33, gas in the intakeport 31 and liquid are mixed into pendular ring wheel 04, under the effect of the pendular ring wheel 04 that rotates at a high speed, gas-liquid mixture is discharged from relief opening 32, by the exhaust passage 51 on the support 05, outlet pipe 07 flows to the gas-liquid separation chamber 15 of the pump housing, gas-liquid mixture is realized gas-liquid separation in gas-liquid separation chamber 15, liquid flows back to liquid storage cylinder 16, gas flow pump housing outlet 18; Go round and begin again like this, constantly the gas in the pipeline is discharged, until sucting liquid, finish the self-priming process, and regulate the delivery side of pump valve, make pump drop into the normal infusion process.Operating procedure is few, has realized the whole-course automation that the exhaust of pump is drawn liquid, pumped liquid; Avoided leaking of fed sheet of a media effectively.
Claims (8)
1. interior exhaust liquid-ring self-priming centrifugal pump comprises the pump housing (01), impeller (02), induction chamber (03), pendular ring wheel (04), support (05), axle (06), it is characterized in that:
The described pump housing (01) is provided with pump housing import (11), passage (12), spiral case (13), the spiral case outlet (14) that is communicated with successively and gas-liquid separation chamber (15), the liquid storage cylinder (16) that is communicated with, be provided with return port (17) between the bottom of the bottom of described liquid storage cylinder (16) and described spiral case (13), described spiral case outlet (14) is open in the described gas-liquid separation chamber (15), and described gas-liquid separation chamber (15) top arranges pump housing outlet (18);
Described impeller (02) has axial impeller inlet (21), circumferential impeller outlet (22), the back shroud of described impeller (23) is provided with through hole (24), and described impeller (02) is positioned at described spiral case (13) and described impeller inlet (21) towards described passage (12);
One side of described induction chamber (03) is established intakeport (31), opposite side is established relief opening (32);
Described pendular ring wheel (04) is positioned at described induction chamber (03);
The described pump housing (01) fixedly be assembled together with described support (05) and the corresponding described back shroud of impeller of described intakeport (31) (23) on through hole (24), described support (05) is provided with the exhaust passage (51) that is communicated with described relief opening (32), and described exhaust passage (51) are communicated with described gas-liquid separation chamber (15) by an outlet pipe (07);
Described axle (06) is gone up described pendular ring wheel (04), impeller (02) is installed.
2. interior exhaust liquid-ring self-priming centrifugal pump according to claim 1 is characterized in that: the horizontal laying of described axle (06).
3. exhaust liquid-ring self-priming centrifugal pump in according to claim 1, it is characterized in that: described liquid storage cylinder (16) is positioned at the bottom of the described pump housing (01).
4. exhaust liquid-ring self-priming centrifugal pump in according to claim 1, it is characterized in that: described gas-liquid separation chamber (15) is positioned at the top of described spiral case (13), and described pump housing outlet (18) is offered up.
5. exhaust liquid-ring self-priming centrifugal pump in according to claim 1 is characterized in that: described pump housing import (11) is positioned at the top of described axle (06) center line, and described passage (12) is letter " S " shape.
6. exhaust liquid-ring self-priming centrifugal pump in according to claim 1, it is characterized in that: described support (05) is gone up fixing assembling pendular ring pump case (33), pendular ring pump cover (34), described induction chamber (03) is formed between described pendular ring pump case (33), the pendular ring pump cover (34), described intakeport (31) is opened on the described pendular ring pump case (33), and described relief opening (32) is opened on the described pendular ring pump cover (34).
7. exhaust liquid-ring self-priming centrifugal pump in according to claim 6 is characterized in that: described pendular ring pump case (33) is provided with seal arrangement with the junction point of pendular ring pump cover (34).
8. exhaust liquid-ring self-priming centrifugal pump in according to claim 1 is characterized in that: the described pump housing (01) is provided with seal arrangement with the junction point of support (05).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320102040 CN203067359U (en) | 2013-03-06 | 2013-03-06 | Internal exhaust liquid-ring type priming centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320102040 CN203067359U (en) | 2013-03-06 | 2013-03-06 | Internal exhaust liquid-ring type priming centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203067359U true CN203067359U (en) | 2013-07-17 |
Family
ID=48766149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320102040 Withdrawn - After Issue CN203067359U (en) | 2013-03-06 | 2013-03-06 | Internal exhaust liquid-ring type priming centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203067359U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103122860A (en) * | 2013-03-06 | 2013-05-29 | 新昌德力石化设备有限公司 | Internal exhausting liquid ring type self-priming centrifugal pump |
| WO2016165090A1 (en) * | 2015-04-16 | 2016-10-20 | 威海凌云流体传动科技有限公司 | Gas-liquid two-phase pump |
| CN106678047A (en) * | 2016-11-15 | 2017-05-17 | 江苏芬奇工业设备制造有限公司 | Chemical centrifugal pump with balanced axial force and high inlet pressure |
| CN106762680A (en) * | 2016-11-15 | 2017-05-31 | 江苏芬奇工业设备制造有限公司 | A kind of chemical centrifugal pump |
-
2013
- 2013-03-06 CN CN 201320102040 patent/CN203067359U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103122860A (en) * | 2013-03-06 | 2013-05-29 | 新昌德力石化设备有限公司 | Internal exhausting liquid ring type self-priming centrifugal pump |
| CN103122860B (en) * | 2013-03-06 | 2015-06-17 | 新昌德力石化设备有限公司 | Internal exhausting liquid ring type self-priming centrifugal pump |
| WO2016165090A1 (en) * | 2015-04-16 | 2016-10-20 | 威海凌云流体传动科技有限公司 | Gas-liquid two-phase pump |
| CN106678047A (en) * | 2016-11-15 | 2017-05-17 | 江苏芬奇工业设备制造有限公司 | Chemical centrifugal pump with balanced axial force and high inlet pressure |
| CN106762680A (en) * | 2016-11-15 | 2017-05-31 | 江苏芬奇工业设备制造有限公司 | A kind of chemical centrifugal pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130717 Effective date of abandoning: 20150617 |
|
| RGAV | Abandon patent right to avoid regrant |