CN204186611U - A kind of defoaming pump - Google Patents
A kind of defoaming pump Download PDFInfo
- Publication number
- CN204186611U CN204186611U CN201420543399.3U CN201420543399U CN204186611U CN 204186611 U CN204186611 U CN 204186611U CN 201420543399 U CN201420543399 U CN 201420543399U CN 204186611 U CN204186611 U CN 204186611U
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- CN
- China
- Prior art keywords
- pump
- impeller
- pump housing
- shaft
- foam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of defoaming pump, comprise first pump housing, second pump housing, pump cover, the suspension, the pump shaft that are connected with second pump housing, be provided with two bearings between suspension and pump shaft, two bearings are respectively arranged with clutch shaft bearing lid, the second bearing cap from both sides; The first impeller cavity is formed between pump cover and first pump housing, first impeller that can rotate with pump shaft is provided with in first impeller cavity, the second impeller cavity is formed between pump cover and second pump housing, second impeller that can rotate with pump shaft is provided with in second impeller cavity, liquid foam room is formed between first impeller and first pump housing, first impeller is provided with the liquid port exporting with row's foam of ft connection and be communicated with the second impeller cavity, the second impeller is provided with and exports with the discharge opeing of ft connection; Second pump housing is connected with end cover away from the first pump housing side, and the periphery, region between clutch shaft bearing lid and the second impeller of pump shaft is provided with axle sleeve, and axle sleeve, end cover, the second pump housing three surround region and be provided with black box.
Description
Technical field
The utility model relates to pump technical field, particularly relates to a kind of defoaming pump.
Background technique
Centrifugal pump is according to centrifugal principle design, and the impeller blade carry fluid of High Rotation Speed rotates, and is thrown away by fluid, thus reaches the object of conveying.The field such as current centrifugal pump is widely used in the industry production deslagginves such as mine, metallurgy, electric power, chemical industry, ore discharge, dig sand.Normally used centrifugal pump generally adopts the impeller of open type and enclosed two kinds of structural types, but the stickiness of double shrouded wheel convection cell requires higher, and when the liquid that extraction stickiness is higher, the runner on double shrouded wheel easily blocks.Centrifugal pump is when the fluid of conveying solid substance, liquid mixing; after centrifugal pump work a period of time; because washing away with the pressure difference of impeller both sides of fluid is larger; easily cause the blade of impeller by Fast Wearing; affect service behaviour and the working life of centrifugal pump; can impeller failure be made time serious, cause centrifugal pump to shut down.In prior art, when liquid that centrifugal pump is carried has included gas be, can sharply reduce the working life of centrifugal pump and in using process failure frequency high, need improve.
Model utility content
In order to solve the technical problem existed in background technique, the utility model proposes a kind of defoaming pump, achieving the improvement offseting foam pump structure, the gas in conveying liquid can be separated by it, long service life.
A kind of defoaming pump that the utility model proposes, comprise first pump housing, second pump housing be connected with first pump housing, the pump cover between first pump housing with second pump housing, the suspension be connected with second pump housing, the pump shaft that is positioned at first pump housing and second pump housing, two bearings are provided with between suspension and pump shaft, above-mentioned two bearings are respectively arranged with clutch shaft bearing lid, the second bearing cap from both sides, clutch shaft bearing lid and the second bearing cap are all connected on suspension, and clutch shaft bearing covers between the second bearing cap and second pump housing, the first impeller cavity is formed between pump cover and first pump housing, be provided with in first impeller cavity and be connected and first impeller that can rotate with pump shaft with pump shaft, the second impeller cavity is formed between pump cover and second pump housing, be provided with in second impeller cavity and be connected and second impeller that can rotate with pump shaft with pump shaft, liquid foam room is formed and first pump housing is provided with the liquid foam import be communicated with above-mentioned liquid foam room between first impeller with first pump housing, first impeller is provided with the liquid port exporting with row's foam of ft connection and be communicated with the second impeller cavity, the spacing of row foam exit position and the first impeller geometrical center is greater than the spacing of liquid port position and the first impeller geometrical center, second impeller is provided with and exports with the discharge opeing of ft connection, second pump housing is connected with end cover away from the first pump housing side, and the periphery, region between clutch shaft bearing lid and the second impeller of pump shaft is provided with axle sleeve, and axle sleeve, end cover, the second pump housing three surround region and be provided with black box.
Preferably, arrange foam outlet and be positioned at the first impeller edge.
Preferably, arrange the spacing of foam exit position and the first impeller geometrical center, the difference of spacing of liquid port position and the first impeller geometrical center is not less than 1/4th of impeller outer diameter.
In above-mentioned defoaming pump, by the improvement to structure, make it in the course of the work, the gas in defoaming pump in conveying liquid can obtain good separation and discharge, thus it is smooth that defoaming pump is run, and failure rate is low, meanwhile, can extend the working life of defoaming pump.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of defoaming pump that the utility model proposes.
Embodiment
As shown in Figure 1, Fig. 1 is the structural representation of a kind of defoaming pump that the utility model proposes.
With reference to Fig. 1, a kind of defoaming pump that the utility model proposes, comprise first pump housing 1, second pump housing 2, pump cover 3, suspension 4 and pump shaft 5, pump cover 3 between first pump housing 1 with second pump housing 2 and first pump housing 1 be connected with second pump housing 2, suspension 4 is connected with second pump housing 2, pump shaft 5 is positioned at first pump housing 1 and second pump housing 2, and wherein, the preferred mode of pump shaft 5 position extends to the first pump housing 1 inner chamber after running through the second pump housing 2 inner chamber, in order to improve the stability of pump shaft 5, two bearings 13 are provided with between pump shaft 5 and suspension 4, above-mentioned two bearings 13 are respectively arranged with clutch shaft bearing lid 6, second bearing cap 7 from both sides, clutch shaft bearing lid 6 and the second bearing cap 7 are all connected on suspension 4, and clutch shaft bearing lid 6 is between the second bearing cap 7 and second pump housing 2, the first impeller cavity is formed between pump cover 3 and first pump housing 1, the second impeller cavity is formed between pump cover 3 and second pump housing 2, be provided with in first impeller cavity and be connected and first impeller 11 that can rotate with pump shaft 5 with pump shaft 5, liquid foam room 10 is formed and first pump housing 1 is provided with the liquid foam import 14 be communicated with above-mentioned liquid foam room 10 between first impeller 11 with first pump housing 1, after the liquid being mixed with gas enters liquid foam room 10 by liquid foam import 14, contact with the first impeller 11, by the rotation of the first impeller 11, because gas and liquid exist density difference, under centrifugal action, gas in liquid is separated from liquid with the form of foam, by arranging the liquid port 16 exporting 15 with row's foam of ft connection and be communicated with the second impeller cavity on the first impeller 11, foam is discharged through row's foam outlet 15, liquid then enters the second impeller cavity through liquid port 16, because foam density is less than liquid, under centrifugal force foam is more away from first impeller 11 center of circle, therefore, the spacing that row's foam exports 15 positions and the first impeller 11 geometrical center is greater than the spacing of liquid port 16 position and the first impeller 11 geometrical center, preferred mode is, foam outlet 15 design will be arranged in the first impeller 11 edge, liquid port 16 designs the midpoint at edge and center on the first impeller 11, be provided with to be connected with pump shaft 5 and second impeller 12, second impeller 12 that can rotate with pump shaft 5 is provided with in the second impeller cavity and export with the discharge opeing of ft connection, after liquid enters the second impeller cavity, the liquid port 16 through the second impeller 12 is discharged, in order to improve efficiency and the working life of whole defoaming pump, second pump housing 2 is connected with end cover 9 away from the first pump housing 1 side, the periphery, region between clutch shaft bearing lid 6 and the second impeller 12 of pump shaft 5 is provided with axle sleeve 8, and axle sleeve 8, end cover 9, second pump housing 2 three surround region and be provided with black box.
The above; be only the utility model preferably embodiment; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; be equal to according to the technical solution of the utility model and model utility design thereof and replace or change, all should be encompassed within protection domain of the present utility model.
Claims (3)
1. a defoaming pump, it is characterized in that, comprise first pump housing (1), second pump housing (2) be connected with first pump housing (1), be positioned at the pump cover (3) between first pump housing (1) and second pump housing (2), the suspension (4) be connected with second pump housing (2), be positioned at the pump shaft (5) of first pump housing (1) and second pump housing (2), two bearings (13) are provided with between suspension (4) and pump shaft (5), above-mentioned two bearings (13) are respectively arranged with clutch shaft bearing lid (6) from both sides, second bearing cap (7), clutch shaft bearing lid (6) and the second bearing cap (7) are all connected on suspension (4), clutch shaft bearing lid (6) is positioned between the second bearing cap (7) and second pump housing (2), the first impeller cavity is formed between pump cover (3) and first pump housing (1), be provided with in first impeller cavity and be connected and first impeller (11) that can rotate with pump shaft (5) with pump shaft (5), the second impeller cavity is formed between pump cover (3) and second pump housing (2), be provided with in second impeller cavity and be connected and second impeller (12) that can rotate with pump shaft (5) with pump shaft (5), liquid foam room (10) is formed and first pump housing (1) is provided with the liquid foam import (14) be communicated with above-mentioned liquid foam room (10) between first impeller (11) with first pump housing (1), first impeller (11) is provided with the liquid port (16) exporting (15) with row's foam of ft connection and be communicated with the second impeller cavity, the spacing of row's foam outlet (15) position and the first impeller (11) geometrical center is greater than the spacing of liquid port (16) position and the first impeller (11) geometrical center, second impeller (12) is provided with and exports with the discharge opeing of ft connection, second pump housing (2) is connected with end cover (9) away from first pump housing (1) side, the periphery, region between clutch shaft bearing lid (6) and the second impeller (12) that is positioned at of pump shaft (5) is provided with axle sleeve (8), and axle sleeve (8), end cover (9), second pump housing (2) three surround region and be provided with black box.
2. defoaming pump according to claim 1, is characterized in that, row's foam outlet (15) is positioned at the first impeller (11) edge.
3. defoaming pump according to claim 1 and 2, it is characterized in that, the difference of the spacing of row's foam outlet (15) position and the spacing of the first impeller (11) geometrical center, liquid port (16) position and the first impeller (11) geometrical center is not less than 1/4th of impeller outer diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420543399.3U CN204186611U (en) | 2014-09-19 | 2014-09-19 | A kind of defoaming pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420543399.3U CN204186611U (en) | 2014-09-19 | 2014-09-19 | A kind of defoaming pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204186611U true CN204186611U (en) | 2015-03-04 |
Family
ID=52618620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420543399.3U Expired - Fee Related CN204186611U (en) | 2014-09-19 | 2014-09-19 | A kind of defoaming pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204186611U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105570142A (en) * | 2015-12-30 | 2016-05-11 | 安徽安龙机械有限公司 | Efficient defoaming pump |
-
2014
- 2014-09-19 CN CN201420543399.3U patent/CN204186611U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105570142A (en) * | 2015-12-30 | 2016-05-11 | 安徽安龙机械有限公司 | Efficient defoaming 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 |
Granted publication date: 20150304 Termination date: 20190919 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |