CN106286401A - The clamping hoop type horizontal multistage stainless steel centrifugal pump that punch welding shapes - Google Patents
The clamping hoop type horizontal multistage stainless steel centrifugal pump that punch welding shapes Download PDFInfo
- Publication number
- CN106286401A CN106286401A CN201610863254.5A CN201610863254A CN106286401A CN 106286401 A CN106286401 A CN 106286401A CN 201610863254 A CN201610863254 A CN 201610863254A CN 106286401 A CN106286401 A CN 106286401A
- Authority
- CN
- China
- Prior art keywords
- pump housing
- bonnet
- sealing ring
- stainless steel
- type horizontal
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D1/06—Multi-stage pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/086—Sealings especially adapted for liquid pumps
Abstract
The present invention is the clamping hoop type horizontal multistage stainless steel centrifugal pump that a kind of punch welding shapes.Including motor, bonnet, sealing ring, diversion component, impeller, the pump housing, hoop, impeller is placed in the pump housing, and be connected with the output shaft of motor, it is provided with, between adjacent two impellers, the diversion component that the pump housing is divided into relatively independent cavity, and in the sealing cavity being fastened in the pump housing by securing member between diversion component and bonnet and between diversion component and guide shell gland, the rear end of bonnet extends to the position that the inner side with the pump housing can contact, sealing ring it is additionally provided with between bonnet and the pump housing, the outside of the pump housing is equiped with hoop on the position corresponding with sealing ring, anchor ear physical ability is pressed in the outside of the pump housing, make the pump housing constantly close to bonnet, until the pump housing contacts with bonnet and compresses, sealing ring no longer compression.The present invention uses hoop to pass through sealing ring and compresses bonnet, makes the pump housing contact with bonnet and compress, and during use, even if sealing ring ageing failure, nor affects on fixing of the pump housing and bonnet.
Description
Technical field
The present invention is the clamping hoop type horizontal multistage stainless steel centrifugal pump that a kind of punch welding shapes, and belongs to punch welding and shapes
The innovative technology of clamping hoop type horizontal multistage stainless steel centrifugal pump.
Background technology
Existing centrifugal pump is when installing and using, and along with hoop 19 tightens up, sealing ring is constantly close to bonnet 4, but the pump housing 11
Not contacting with bonnet 4, but the deformation by sealing ring 5 compresses bonnet 4, in use, once sealing ring 5 is old for centrifugal pump
Changing and lost efficacy, the pump housing 11 there will be loosening, directly affects the normal use of centrifugal pump, as shown in Figure 1.
Summary of the invention
The clamping hoop type horizontal multi-stage that it is an object of the invention to consideration the problems referred to above and provide a kind of punch welding to shape is not
Rust steel centrifugal pump.Present invention ensure that centrifugal pump in use, even if sealing ring ageing failure, nor affect on the pump housing and bonnet
Fixing.
The technical scheme is that the clamping hoop type horizontal multistage stainless steel centrifugal pump that the punch welding of the present invention shapes,
Include motor, bonnet, sealing ring, diversion component, impeller, the pump housing, hoop, in wherein impeller is placed in the pump housing, and and motor
Output shaft be connected, be provided with the diversion component that the pump housing is divided into relatively independent cavity, and diversion division between the most adjacent two impellers
In the sealing cavity being fastened in the pump housing by securing member between part and bonnet and between diversion component and guide shell gland,
The rear end of bonnet extends to the position that the inner side with the pump housing can contact, and is additionally provided with sealing ring, outside the pump housing between bonnet and the pump housing
Side is equiped with hoop on the position corresponding with sealing ring, and anchor ear physical ability is pressed in the outside of the pump housing, makes the pump housing the most close
Bonnet, until the pump housing contacts with bonnet and compresses, sealing ring no longer compression.
Due to the fact that employing hoop compresses bonnet by sealing ring, and make the knot that the pump housing contacts with bonnet and compress
Structure, centrifugal pump in use, even if sealing ring ageing failure, nor affects on the fixing of the pump housing and bonnet.The present invention is one
Plant design ingenious, function admirable, the clamping hoop type horizontal multistage stainless steel centrifugal pump that convenient and practical punch welding shapes.
Accompanying drawing explanation
Fig. 1 is the partial enlarged drawing that existing centrifugal pump is installed and used；
Fig. 2 is the structural representation of the present invention；
Fig. 3 is the partial enlarged drawing that the present invention installs and uses.
Detailed description of the invention
Embodiment:
The structural representation of the present invention as shown in Figure 2,3, the clamping hoop type horizontal multistage stainless steel that the punch welding of the present invention shapes
Centrifugal pump, includes motor 1, bonnet 4, sealing ring 5, diversion component 6, impeller 7, the pump housing 11, hoop 19, and impeller 7 is placed in pump
In body 11, and it is connected with the output shaft of motor 1, is provided with between the most adjacent two impellers 7 and the pump housing is divided into relatively independent cavity
It is connected admittedly by securing member between diversion component 6, and diversion component 6 with bonnet 4 and between diversion component 6 with guide shell gland 10
Being scheduled in the sealing cavity in the pump housing 11, the rear end of bonnet 4 extends to the position that can contact with the pump housing 11, bonnet 4 and the pump housing 11
Between be additionally provided with sealing ring 5, the outside of the pump housing 11 is equiped with hoop 19, hoop on the position corresponding with sealing ring 5
19 outsides that can be pressed in the pump housing 11, make the pump housing 11 continuous close to bonnet 4, until the pump housing 11 contacts with bonnet 4 and compresses, and sealing ring
5 no longer compressions.
In the present embodiment, the output shaft of above-mentioned motor 1 is also set with axle sleeve 16, and one end of axle sleeve 16 is provided with gasket seal
23, on the shaft shoulder of the output shaft that mechanical seal pad 23 is installed on motor 1, the other end of axle sleeve 16 passes through impeller clamp nut 14
And spring washer 15 is fixed on the output shaft of motor 1.
In the present embodiment, the rear end of above-mentioned diversion component 6 is also equiped with gland body 10.
In the present embodiment, connecting for convenience, above-mentioned gland body 10 is by guide shell securing member 20 and nut 17, plain cushion 18
It is fixed on the pump housing 11.
In the present embodiment, between above-mentioned diversion component 6 and gland body 10, also it is equiped with sealing gasket 21.Above-mentioned gland body 10
Outside is also equiped with guide shell water inlet pipe 13.
In the present embodiment, in order to ensure sealing, between above-mentioned guide shell water inlet pipe 13 and the pump housing 11, also it is equiped with water conservancy diversion
Cylinder water inlet pipe sealing ring 12.
In the present embodiment, above-mentioned sealing ring 5 and guide shell water inlet pipe sealing ring 12 are all O-ring seals.
In the present embodiment, between above-mentioned impeller 7 and diversion component 6, it is equiped with floating seal choma 22.
In the present embodiment, above-mentioned hoop 19 is pressed on the outside of the pump housing 11 by screw 8, nut 9；In order to ensure sealing
Property, the output shaft of above-mentioned motor 1 is also equiped with mechanical seal 3 between bonnet 4 and impeller 7；The output shaft of motor 1 is at bonnet 4
And also it is equiped with lip-type packing 2 between the supporting of axle.
The operation principle of the present invention is as follows: along with tightening up of hoop 19, sealing ring 5 is constantly close to bonnet 4, until the pump housing
11 contact with bonnet 4 and compress, sealing ring 5 no longer compression, centrifugal pump in use, even if the aging mistake of sealing ring 5
Effect, nor affects on the fixing of the pump housing 11 and bonnet 4.
Claims (10)
1. the clamping hoop type horizontal multistage stainless steel centrifugal pump that a punch welding shapes, it is characterised in that include motor, bonnet,
Sealing ring, diversion component, impeller, the pump housing, hoop, in wherein impeller is placed in the pump housing, and be connected with the output shaft of motor, wherein
The diversion component that the pump housing is divided into relatively independent cavity it is provided with between adjacent two impellers, and between diversion component and bonnet and water conservancy diversion
In the sealing cavity being fastened in the pump housing by securing member between parts and guide shell gland, the rear end of bonnet extend to
The position that the inner side of the pump housing can contact, is additionally provided with sealing ring between bonnet and the pump housing, the outside of the pump housing is corresponding with sealing ring
Position on be equiped with hoop, anchor ear physical ability is pressed in the outside of the pump housing, makes the pump housing constantly close to bonnet, until the pump housing and bonnet
Contact and compress, sealing ring no longer compression.
The clamping hoop type horizontal multistage stainless steel centrifugal pump that punch welding the most according to claim 1 shapes, it is characterised in that
The output shaft of above-mentioned motor is also set with axle sleeve, and one end of axle sleeve is provided with gasket seal, and gasket seal is installed on the output of motor
On the shaft shoulder of axle, the other end of axle sleeve is fixed on the output shaft of motor by impeller clamp nut and spring washer.
The clamping hoop type horizontal multistage stainless steel centrifugal pump that punch welding the most according to claim 1 shapes, it is characterised in that
The rear end of above-mentioned diversion component is also equiped with gland body.
The clamping hoop type horizontal multistage stainless steel centrifugal pump that punch welding the most according to claim 3 shapes, it is characterised in that
Above-mentioned gland body is fixed on the pump housing by guide shell securing member and nut, plain cushion.
The clamping hoop type horizontal multistage stainless steel centrifugal pump that punch welding the most according to claim 3 shapes, it is characterised in that
Sealing gasket also it is equiped with between above-mentioned diversion component and gland body.
The clamping hoop type horizontal multistage stainless steel centrifugal pump that punch welding the most according to claim 3 shapes, it is characterised in that
The outside of above-mentioned gland body is also equiped with guide shell water inlet pipe.
The clamping hoop type horizontal multistage stainless steel centrifugal pump that punch welding the most according to claim 6 shapes, it is characterised in that
Guide shell water inlet pipe sealing ring also it is equiped with between above-mentioned guide shell water inlet pipe and the pump housing.
The clamping hoop type horizontal multistage stainless steel centrifugal pump that punch welding the most according to claim 7 shapes, it is characterised in that
Above-mentioned sealing ring and guide shell water inlet pipe sealing ring are all O-ring seals.
9. the clamping hoop type horizontal multistage stainless steel centrifugal pump shaped according to the punch welding described in any one of claim 1 to 8, its
It is characterised by between above-mentioned impeller and diversion component being equiped with floating seal choma.
The clamping hoop type horizontal multistage stainless steel centrifugal pump that punch welding the most according to claim 9 shapes, it is characterised in that
Above-mentioned hoop is pressed on the outside of the pump housing by screw, nut；The output shaft of above-mentioned motor also fills between bonnet and impeller
It is provided with mechanical seal；The output shaft of motor is also equiped with lip-type packing between bonnet and the supporting of axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610863254.5A CN106286401A (en) | 2016-09-29 | 2016-09-29 | The clamping hoop type horizontal multistage stainless steel centrifugal pump that punch welding shapes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610863254.5A CN106286401A (en) | 2016-09-29 | 2016-09-29 | The clamping hoop type horizontal multistage stainless steel centrifugal pump that punch welding shapes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106286401A true CN106286401A (en) | 2017-01-04 |
Family
ID=57716429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610863254.5A Pending CN106286401A (en) | 2016-09-29 | 2016-09-29 | The clamping hoop type horizontal multistage stainless steel centrifugal pump that punch welding shapes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106286401A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757542A (en) * | 2018-04-16 | 2018-11-06 | 广东永力泵业有限公司 | A kind of ring spring washer and its MODEL VERTICAL MULTISTAGE PUMP |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3819297A (en) * | 1972-09-11 | 1974-06-25 | Gen Gas Light Co | Centrifugal pump assembly |
| CN201568310U (en) * | 2009-09-11 | 2010-09-01 | 上海凯泉泵业（集团）有限公司 | Stainless steel barrel-shaped horizontal multistage centrifugal pump |
| CN201982308U (en) * | 2011-03-14 | 2011-09-21 | 广东凌霄泵业股份有限公司 | Horizontal stainless steel multi-stage centrifugal pump capable of being dismounted easily |
| CN206054381U (en) * | 2016-09-29 | 2017-03-29 | 广东永力泵业有限公司 | A kind of clamping hoop type horizontal multistage stainless steel centrifugal pump of punch welding shaping |
-
2016
- 2016-09-29 CN CN201610863254.5A patent/CN106286401A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3819297A (en) * | 1972-09-11 | 1974-06-25 | Gen Gas Light Co | Centrifugal pump assembly |
| CN201568310U (en) * | 2009-09-11 | 2010-09-01 | 上海凯泉泵业（集团）有限公司 | Stainless steel barrel-shaped horizontal multistage centrifugal pump |
| CN201982308U (en) * | 2011-03-14 | 2011-09-21 | 广东凌霄泵业股份有限公司 | Horizontal stainless steel multi-stage centrifugal pump capable of being dismounted easily |
| CN206054381U (en) * | 2016-09-29 | 2017-03-29 | 广东永力泵业有限公司 | A kind of clamping hoop type horizontal multistage stainless steel centrifugal pump of punch welding shaping |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757542A (en) * | 2018-04-16 | 2018-11-06 | 广东永力泵业有限公司 | A kind of ring spring washer and its MODEL VERTICAL MULTISTAGE PUMP |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170104 |
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| RJ01 | Rejection of invention patent application after publication |