CN202991597U - Double suction pump with high suction pressure - Google Patents
Double suction pump with high suction pressure Download PDFInfo
- Publication number
- CN202991597U CN202991597U CN 201220666007 CN201220666007U CN202991597U CN 202991597 U CN202991597 U CN 202991597U CN 201220666007 CN201220666007 CN 201220666007 CN 201220666007 U CN201220666007 U CN 201220666007U CN 202991597 U CN202991597 U CN 202991597U
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- CN
- China
- Prior art keywords
- pump
- bearing
- impeller
- spacer
- cover
- 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 double suction pump with a high suction pressure. The double suction pump comprises a pump shaft, a first bearing pressure cover, a bearing box body, a second bearing pressure cover, a pump body, a throat bushing, a first impeller spacer sleeve, an impeller, an inter-stage shaft sleeve, a second impeller spacer sleeve, a first pump cover, another throat bushing, a first adjustment spacer sleeve, a first bearing, a third bearing pressure cover, a second adjustment spacer sleeve, a second bearing, a first inner ring spacer sleeve, a second inner ring spacer sleeve and a second pump cover, wherein the impeller is mounted on the pump shaft and positioned through the inter-stage shaft sleeve, the first impeller spacer sleeve and the second impeller spacer sleeve; the throat bushings and the inter-stage shaft sleeve are mounted on the pump body respectively; the bearing box body is connected with the first pump cover and the second pump cover; and the first pump cover and the second pump cover are connected with the pump body. The double suction pump has the characteristics of large flow, high suction pressure and severe cavitation performance requirement.
Description
Technical field
The utility model relates to a kind of high suction pressure double suction pump.
Background technique
At present, each great Petrochemical Projects of China has been positioned at prostatitis, the world, and the requirement of each key equipment pump product is synchronizeed with international norm, and these crucial pump dutys are large, and suction pressure is high, and cavitation performance requires harsh, and technology content is higher.
The model utility content
The purpose of this utility model is to provide a kind of high suction pressure double suction pump.
the technological scheme that the utility model adopts for achieving the above object is: a kind of high suction pressure double suction pump comprises pump shaft (1), clutch shaft bearing gland (2), bearing housing (3), the second bearing gland (4), the pump housing (6), throat's lining (7), the first impeller interstage sleeve (8), impeller (10), inter-stage axle sleeve (13), the second impeller interstage sleeve (14), the first pump cover (15), throat's lining (16), first adjusts spacer (17), clutch shaft bearing (18), the 3rd bearing gland (19), second adjusts spacer (21), the second bearing (23), the first interior ring spacer (24), the second interior ring spacer (25) and the second pump cover (26), impeller (10) are arranged on pump shaft (1), and impeller (10) is by inter-stage axle sleeve (13), the first impeller interstage sleeve (8) and the second impeller interstage sleeve (14) are located, throat's lining (7), inter-stage axle sleeve (13) and throat's lining (16) are arranged on respectively on the pump housing (6), the clutch shaft bearing (18) of support rotor one end is arranged in bearing housing (3), by the second bearing gland (4) and clutch shaft bearing (18) outer ring, the 3rd bearing gland (19) location, first adjusts the inner ring of spacer (17) and the second interior ring spacer (25) location clutch shaft bearing (18), second bearing (23) of the support rotor the other end is arranged in bearing housing (3), fixed the outer ring of the second bearing (23) by clutch shaft bearing gland (2) and the second bearing gland (4), fixed the inner ring of the second bearing (23) by the second adjustment spacer (21) and the first interior ring spacer (24), bearing housing (3) and the first pump cover (15), the second pump cover (26) is connected, the first pump cover (15), the second pump cover (26) is connected with the pump housing (6).
A lining (12) is installed on described axle sleeve (13).
Described first adjusts spacer (17) is provided with the first pad (5).
The inner ring place of described the second bearing (23) is provided with outer shroud spacer (22).
Seal by the second pad (20) between described the first pump cover (15), the second pump cover (26) and the pump housing (6).
A kind of high suction pressure double suction pump of the utility model has a flow large, and suction pressure is high, and cavitation performance requires harsh characteristics.
Description of drawings
Fig. 1 is the structural representation of a kind of high suction pressure double suction pump of the utility model.
Embodiment
as shown in Figure 1, high suction pressure double suction pump comprises pump shaft 1, clutch shaft bearing gland 2, bearing housing 3, the second bearing gland 4, the pump housing 6, throat's lining 7, the first impeller interstage sleeve 8, impeller 10, inter-stage axle sleeve 13, the second impeller interstage sleeve 14, the first pump cover 15, throat's lining 16, first adjusts spacer 17, clutch shaft bearing 18, the 3rd bearing gland 19, second adjusts spacer 21, the second bearing 23, the first interior ring spacer 24, the second interior ring spacer 25 and the second pump cover 26, impeller 10 is arranged on pump shaft 1, and impeller 10 is by inter-stage axle sleeve 13, the first impeller interstage sleeve 8 and the second impeller interstage sleeve 14 are located, throat's lining 7, inter-stage axle sleeve 13 and throat's lining 16 are arranged on respectively on the pump housing 6, the clutch shaft bearing 18 of support rotor one end is arranged in bearing housing 3, by the second bearing gland 4 and clutch shaft bearing 18 outer rings, the 3rd bearing gland 19 location, first adjusts the inner ring of spacer 17 and the second interior ring spacer 25 location clutch shaft bearings 18, the second bearing 23 of the support rotor the other end is arranged in bearing housing 3, fixed the outer ring of the second bearing 23 by clutch shaft bearing gland 2 and the second bearing gland 4, fixed the inner ring of the second bearing 23 by the second adjustment spacer 21 and the first interior ring spacer 24, bearing housing 3 and the first pump cover 15, the second pump cover 26 is connected, the first pump cover 15, the second pump cover 26 is connected with the pump housing 6, a lining 12, the first is installed on inter-stage axle sleeve 13 adjusts the inner ring place that spacers 17 are provided with the first pad 5, the second bearings 23 and be provided with outer shroud spacer 22, the first pump covers 15, between the second pump cover 26 and the pump housing 6, by the second pad 20 sealing, a kind of high suction pressure double suction pump of the utility model has a flow large, and suction pressure is high, and cavitation performance requires harsh characteristics.
Claims (5)
1. one kind high suction pressure double suction pump, is characterized in that: comprise pump shaft (1), clutch shaft bearing gland (2), bearing housing (3), the second bearing gland (4), the pump housing (6), throat's lining (7), the first impeller interstage sleeve (8), impeller (10), inter-stage axle sleeve (13), the second impeller interstage sleeve (14), the first pump cover (15), throat's lining (16), first adjusts spacer (17), clutch shaft bearing (18), the 3rd bearing gland (19), second adjusts spacer (21), the second bearing (23), the first interior ring spacer (24), the second interior ring spacer (25) and the second pump cover (26), impeller (10) are arranged on pump shaft (1), and impeller (10) is by inter-stage axle sleeve (13), the first impeller interstage sleeve (8) and the second impeller interstage sleeve (14) are located, throat's lining (7), inter-stage axle sleeve (13) and throat's lining (16) are arranged on respectively on the pump housing (6), the clutch shaft bearing (18) of support rotor one end is arranged in bearing housing (3), by the second bearing gland (4) and clutch shaft bearing (18) outer ring, the 3rd bearing gland (19) location, first adjusts the inner ring of spacer (17) and the second interior ring spacer (25) location clutch shaft bearing (18), second bearing (23) of the support rotor the other end is arranged in bearing housing (3), fixed the outer ring of the second bearing (23) by clutch shaft bearing gland (2) and the second bearing gland (4), fixed the inner ring of the second bearing (23) by the second adjustment spacer (21) and the first interior ring spacer (24), bearing housing (3) and the first pump cover (15), the second pump cover (26) is connected, the first pump cover (15), the second pump cover (26) is connected with the pump housing (6).
2. a kind of high suction pressure double suction pump according to claim 1, is characterized in that: a lining (12) is installed on described inter-stage axle sleeve (13).
3. a kind of high suction pressure double suction pump according to claim 1 is characterized in that: described first adjusts spacer (17) is provided with the first pad (5).
4. a kind of high suction pressure double suction pump according to claim 1 is characterized in that: the inner ring place of described the second bearing (23) is provided with outer shroud spacer (22).
5. a kind of high suction pressure double suction pump according to claim 1, is characterized in that: seal by the second pad (20) between described the first pump cover (15), the second pump cover (26) and the pump housing (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220666007 CN202991597U (en) | 2012-12-06 | 2012-12-06 | Double suction pump with high suction pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220666007 CN202991597U (en) | 2012-12-06 | 2012-12-06 | Double suction pump with high suction pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202991597U true CN202991597U (en) | 2013-06-12 |
Family
ID=48562781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220666007 Expired - Fee Related CN202991597U (en) | 2012-12-06 | 2012-12-06 | Double suction pump with high suction pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202991597U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016352A (en) * | 2012-12-06 | 2013-04-03 | 大耐泵业有限公司 | Double-suction pump with high suction pressure |
-
2012
- 2012-12-06 CN CN 201220666007 patent/CN202991597U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016352A (en) * | 2012-12-06 | 2013-04-03 | 大耐泵业有限公司 | Double-suction pump with high suction pressure |
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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: 20130612 Termination date: 20141206 |
|
| EXPY | Termination of patent right or utility model |