CN204458376U - The centrifugal chemical industry self-priming pump of a kind of one step single sucking - Google Patents
The centrifugal chemical industry self-priming pump of a kind of one step single sucking Download PDFInfo
- Publication number
- CN204458376U CN204458376U CN201420781194.9U CN201420781194U CN204458376U CN 204458376 U CN204458376 U CN 204458376U CN 201420781194 U CN201420781194 U CN 201420781194U CN 204458376 U CN204458376 U CN 204458376U
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- CN
- China
- Prior art keywords
- pump
- rotating shaft
- bearing support
- pump housing
- hand member
- 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 the centrifugal chemical industry self-priming pump of a kind of one step single sucking, comprise the pump housing, impeller and rotating shaft, impeller is positioned at pump body and is fixedly mounted on rotating shaft left end, pump housing left end is installed with the import of bundle joint formula, be provided with water stopping valve between bundle joint formula import and the pump housing, pump housing upper end is installed with the formula outlet of bundle joint and perfusing hole, is provided with tapping screw on the left of pump housing lower end, pump housing right-hand member is provided with pump cover, and pump cover inside is provided with the mechanical seal device be socketed in rotating shaft; Pump housing right-hand member is installed with bearing support, and bearing support is socketed in rotating shaft, and bearing support right-hand member is provided with the gland be socketed in rotating shaft, pump cover is positioned at bearing support inside, form a cavity between pump cover and bearing support, bearing support is provided with the oil hole being communicated with cavity, is perfused with lubricant oil in cavity.Structure of the present utility model is simple, be easy to manufacture and cheap self-priming pump, is conducive to extensive promotion and implementation.
Description
Technical field
The utility model is specifically related to the centrifugal chemical industry self-priming pump of a kind of one step single sucking.
Background technique
Constantly perfect along with self-priming pump technology, its Security, stability are more and more higher, self-priming pump in Chemical Manufacture in application area more and more wider.The outstanding performance of safe and reliable with it, simple to operate, the feature such as suction capacity the is strong very high operating mode of security requirement such as inflammable and explosive in petrochemical industry especially of the diaphragm type self-priming pump especially with automatical control system is used widely, but the configuration of this self-priming pump is many, complex structure and cost is high.
Model utility content
The purpose of this utility model is the shortcoming overcoming prior art, provide a kind of structure simple, be easy to manufacture and cheap self-priming pump.
For achieving the above object, technical solution adopted in the utility model is: provide a kind of one step single sucking centrifugal chemical industry self-priming pump, comprise the pump housing, impeller and rotating shaft, impeller is positioned at pump body and is fixedly mounted on rotating shaft left end, pump housing left end is installed with the import of bundle joint formula, between bundle joint formula import and the pump housing, water stopping valve is installed, pump housing upper end is installed with the formula outlet of bundle joint and perfusing hole, tapping screw is provided with on the left of pump housing lower end, pump housing right-hand member is provided with pump cover, and pump cover inside is provided with the mechanical seal device be socketed in rotating shaft; Pump housing right-hand member is installed with bearing support, and bearing support is socketed in rotating shaft, and bearing support right-hand member is provided with the gland be socketed in rotating shaft, pump cover is positioned at bearing support inside, form a cavity between pump cover and bearing support, bearing support is provided with the oil hole being communicated with cavity, is perfused with lubricant oil in cavity.
As preferably, be provided with oil above bearing support and chew, the joint being positioned at bearing support and rotating shaft chewed by oil.
As preferably, rotating shaft right-hand member is provided with coupling and elastomer block.
As preferably, restraint the import of joint formula, the outlet of bundle joint formula, the pump housing, impeller and rotating shaft and be stainless steel.
the beneficial effects of the utility model are:
1, the utility model is when having corrosive liquid for conveying, the tapping screw of pump housing lower end is opened after having operated, the liquid accumulated in the pump housing is discharged, also to carry out cleaning down to pump body, in order to avoid the corrosive liquid damage pump housing accumulated from the formula import of bundle joint and the outlet of bundle joint formula.
2, the lubricant oil in the utility model cavity coordinates with mechanical seal device and forms two seals, can prevent liquid from spilling from pump body, does not need again to inject in the pump housing to draw liquid when next time uses.
3, rotating shaft of the present utility model is in high-speed rotation, and the joint of bearing support and rotating shaft has great abrasion, needs timing to chew from oil and plays lubrication to injecting butter between bearing support and rotating shaft, to reduce the abrasion between bearing support and rotating shaft.
4, structure of the present utility model simple, be easy to manufacture and cheap self-priming pump, be conducive to extensive promotion and implementation.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Wherein: 1, restraint the import of joint formula; 2, tapping screw; 3, water stopping valve; 4, the outlet of joint formula is restrainted; 5, the pump housing; 6, impeller; 7, pump cover; 8, mechanical seal device; 9, You Zui; 10, rotating shaft; 11, gland; 12, coupling; 13, elastomer block; 14, bearing support; 15, cavity.
Embodiment
For making the purpose of this utility model, technological scheme and advantage clearly, below in conjunction with the utility model specific embodiment and corresponding accompanying drawing, technical solutions of the utility model are clearly and completely described.
With reference to figure 1, the present embodiment provides a kind of one step single sucking centrifugal chemical industry self-priming pump, comprise the pump housing 5, impeller 6 and rotating shaft 10, impeller 6 is positioned at the pump housing 5 inside and is fixedly mounted on rotating shaft 10 left end, the pump housing 5 left end is installed with bundle joint formula import 1, between bundle joint formula import 1 and the pump housing 5, water stopping valve 3 is installed, the pump housing 5 upper end is installed with bundle joint formula outlet 4 and perfusing hole, the pump housing 5 is provided with tapping screw 2 on the left of lower end, the pump housing 5 right-hand member is provided with pump cover 7, and pump cover 7 inside is provided with the mechanical seal device 8 be socketed in rotating shaft 10; The pump housing 5 right-hand member is installed with bearing support 14, bearing support 14 is socketed in rotating shaft 10, bearing support 14 right-hand member is provided with the gland 11 be socketed in rotating shaft 10, it is inner that pump cover 7 is positioned at bearing support 14, a cavity 15 is formed between pump cover 7 and bearing support 14, bearing support 14 is provided with the oil hole being communicated with cavity 15, is perfused with lubricant oil in cavity 15.Be provided with oil chews 9 to bearing support 14 above, and the joint that 9 are positioned at bearing support 14 and rotating shaft 10 chewed by oil, and rotating shaft 10 right-hand member is provided with coupling 12 and elastomer block 13.Bundle joint formula import 1, bundle joint formula outlet 4, the pump housing 5, impeller 6 and rotating shaft 10 are stainless steel.
In implementation process, bundle joint formula import 1 is communicated with drawing liquid pipeline, and bundle joint formula outlet 4 is communicated with Drainage pipe, is filled and draws liquid, be connected by rotating shaft 10 right-hand member by coupling 12 with elastomer block 13 with motor-driven end by the perfusing hole of the pump housing 5 upper end in the pump housing 5.Make impeller 6 High Rotation Speed by rotating shaft 10 after electric motor starting, make liquid enter the pump housing 5 from bundle joint formula import 1 inner, then discharged from the pump housing 5 by bundle joint formula outlet 4.When there is corrosive liquid for conveying, the tapping screw 2 of the pump housing 5 lower end is opened after having operated, the liquid accumulated in the pump housing 5 is discharged, also will export the 4 pairs of pump housing 5 inside from bundle joint formula import 1 and bundle joint formula and carry out cleaning down, in order to avoid the corrosive liquid damage pump housing 5 accumulated.
Lubricant oil in cavity 15 coordinates with mechanical seal device 8 and forms two seals, can prevent liquid from spilling from the pump housing 5 inside, does not need again to inject in the pump housing 5 to draw liquid when next time uses.Rotating shaft 10 is in high-speed rotation, and bearing support 14 has great abrasion with the joint of rotating shaft 10, needs timing to chew 9 from oil and plays lubrication to injecting butter between bearing support 14 and rotating shaft 10, to reduce the abrasion between bearing support 14 and rotating shaft 10.
Above-mentioned mode of execution is used for explaining and the utility model is described; instead of the utility model is limited; in the protection domain of spirit of the present utility model and claim, any amendment make the utility model and change, all fall into protection domain of the present utility model.
Claims (4)
1. the centrifugal chemical industry self-priming pump of one step single sucking, comprise the pump housing, impeller and rotating shaft, impeller is positioned at pump body and is fixedly mounted on rotating shaft left end, it is characterized in that: described pump housing left end is installed with the import of bundle joint formula, be provided with water stopping valve between bundle joint formula import and the pump housing, pump housing upper end is installed with the formula outlet of bundle joint and perfusing hole, is provided with tapping screw on the left of pump housing lower end, pump housing right-hand member is provided with pump cover, and pump cover inside is provided with the mechanical seal device be socketed in rotating shaft; Described pump housing right-hand member is installed with bearing support, bearing support is socketed in rotating shaft, bearing support right-hand member is provided with the gland be socketed in rotating shaft, pump cover is positioned at bearing support inside, a cavity is formed between pump cover and bearing support, bearing support is provided with the oil hole being communicated with cavity, is perfused with lubricant oil in cavity.
2. the centrifugal chemical industry self-priming pump of one step single sucking according to claim 1, it is characterized in that: be provided with oil above described bearing support and chew, the joint being positioned at bearing support and rotating shaft chewed by oil.
3. the centrifugal chemical industry self-priming pump of one step single sucking according to claim 1 and 2, is characterized in that: described rotating shaft right-hand member is provided with coupling and elastomer block.
4. the centrifugal chemical industry self-priming pump of one step single sucking according to claim 1, is characterized in that: the import of described bundle joint formula, the outlet of bundle joint formula, the pump housing, impeller and rotating shaft are stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420781194.9U CN204458376U (en) | 2014-12-12 | 2014-12-12 | The centrifugal chemical industry self-priming pump of a kind of one step single sucking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420781194.9U CN204458376U (en) | 2014-12-12 | 2014-12-12 | The centrifugal chemical industry self-priming pump of a kind of one step single sucking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204458376U true CN204458376U (en) | 2015-07-08 |
Family
ID=53665275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420781194.9U Expired - Fee Related CN204458376U (en) | 2014-12-12 | 2014-12-12 | The centrifugal chemical industry self-priming pump of a kind of one step single sucking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204458376U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111927783A (en) * | 2020-08-17 | 2020-11-13 | 杨煜海 | Full-jacketed single-stage cantilever pump |
-
2014
- 2014-12-12 CN CN201420781194.9U patent/CN204458376U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111927783A (en) * | 2020-08-17 | 2020-11-13 | 杨煜海 | Full-jacketed single-stage cantilever 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20201212 |