CN204942051U - A kind of single-stage double-suction two supports formula oil pump - Google Patents
A kind of single-stage double-suction two supports formula oil pump Download PDFInfo
- Publication number
- CN204942051U CN204942051U CN201520710667.0U CN201520710667U CN204942051U CN 204942051 U CN204942051 U CN 204942051U CN 201520710667 U CN201520710667 U CN 201520710667U CN 204942051 U CN204942051 U CN 204942051U
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- CN
- China
- Prior art keywords
- pump
- suction
- pump cover
- stage double
- bearing body
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- 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
A kind of single-stage double-suction two supports formula oil pump, comprise pump shaft, left bearing body, right bearing body, described pump housing lower end is also provided with desanding port lid, the described pump housing and pump cover connection place are provided with pump cover pad, described pump cover and impeller connection place are provided with casing ring and impeller ring, bearing waterway is provided with in described pump cover, mechanical seal sleeve and mechanical seal is provided with on the left of described pump cover and between pump shaft, be provided with packing sleeve and packing seal on the right side of described pump cover and between pump shaft, between described mechanical seal and impeller cavity, be provided with throat's lining.The utility model left and right two bearings body can bear a certain amount of axial force completely, makes pump smooth running, also ensure that sealed member operates in normal wear range simultaneously; Be provided with bearing waterway in pump cover, effectively reduce the outside heat transmitted by the cooling capacity of external source, protect mechanical seal and bearing by the impact of high temperature, extend working life.
Description
Technical field
The utility model relates to one and is applied to the industrial pumps such as petrochemical industry, petroleum refinement, chemical industry and oil-gas transportation, relates in particular to a kind of single-stage double-suction two supports formula oil pump.
Background technique
AY type oil pump is divided into six kinds of structural types: single stage single suction cantilever type, two-stage single-suction cantilever, single-stage double-suction cantilever type, single-stage double-suction two supported, two-stage double suction two supported, two-stage single suction two supported.Single-stage double-suction two supports formula type oil pump carrier body is radial subdivision, and mounting type is horizontal centre line bearing, and pump intake and eliminating flange are vertically upward, and it is low that current single-stage double-suction two supports formula oil pump also exists efficiency, the problem that working life is short.
Summary of the invention
The purpose of this utility model is to provide a kind of single-stage double-suction two supports formula oil pump that can solve above technological deficiency.
A kind of single-stage double-suction two supports formula oil pump, comprise pump shaft, left bearing body, right bearing body, pump shaft is supported by left bearing body and right bearing body, described left bearing body is connected with pump cover by bracket with between right bearing body, described pump housing lower end is also provided with desanding port lid, the described pump housing and pump cover connection place are provided with pump cover pad, described pump cover and impeller connection place are provided with casing ring and impeller ring, bearing waterway is provided with in described pump cover, mechanical seal sleeve and mechanical seal is provided with on the left of described pump cover and between pump shaft, packing sleeve and packing seal is provided with on the right side of described pump cover and between pump shaft, throat's lining is provided with between described mechanical seal and impeller cavity, also throat's lining is provided with between described packing seal and impeller cavity.
Pump shaft between described packing sleeve and impeller is also provided with swivel nut;
Described bearing waterway is preferably 4;
Described pump cover pad is 7mm aluminium sheet;
The described pump housing is also connected with coolant outlet and cooling water intake pipeline;
Fan, disc and radial ball bearing is provided with in described left bearing body;
Fan, disc and thrust ball bearing is provided with in described right bearing body;
Described radial ball bearing and the back-to-back installation of thrust ball bearing.
The utility model left and right two bearings body can bear a certain amount of axial force completely, makes pump smooth running, also ensure that sealed member operates in normal wear range simultaneously; Be provided with bearing waterway in pump cover, effectively reduce the outside heat transmitted by the cooling capacity of external source, protection mechanical seal and bearing be not by the impact of high temperature.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
1 pump shaft in figure, 2 left bearing bodies, 3 rubber hose couplings, 4 bearing waterwaies, 5 brackets, 6 pump covers, 7 pump housings, 8 impellers, 9 plug A, 10 pump cover pads, 11 packing sleeves, 12 seal rings, 13 right bearing bodies, 14 thrust ball bearings, 15 coolant outlets, 16 cooling water intakes, 17 plug B, 18 packing seals, 19 throat's linings, 20 swivel nuts, 21 desanding port lids, 22 casing rings, 23 impeller rings, 24 mechanical seals, 25 mechanical seal sleeve, 26 radial ball bearings, 27 discs.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail
A kind of single-stage double-suction two supports formula oil pump, comprise pump shaft 1, left bearing body 2, right bearing body 13, pump shaft 1 is supported by left bearing body 2 and right bearing body 13, described left bearing body 2 is connected with pump cover 6 by bracket 5 with between right bearing body 13, it is characterized in that: the described pump housing 7 lower end is also provided with desanding port lid 21, the described pump housing 7 is provided with pump cover pad 10 with pump cover 6 connection place, described pump cover 6 is provided with casing ring 22 and impeller ring 23 with impeller 8 connection place, bearing waterway 4 is provided with in described pump cover 6, mechanical seal sleeve 25 and mechanical seal 24 is provided with on the left of described pump cover 6 and between pump shaft 1, packing sleeve 11 and packing seal 18 is provided with on the right side of described pump cover 6 and between pump shaft 1, throat's lining 19 is provided with between described mechanical seal 24 and impeller cavity, also throat's lining 19 is provided with between described packing seal 18 and impeller cavity.
Pump shaft between described packing sleeve 11 and impeller 8 is also provided with swivel nut 20;
Described bearing waterway 4 is preferably 4;
Described pump cover pad is 7mm aluminium sheet;
The described pump housing 7 is also connected with coolant outlet 15 and cooling water intake 16 pipeline;
Fan, disc 27 and radial ball bearing 26 is provided with in described left bearing body 2;
Fan, disc 27 and thrust ball bearing 14 is provided with in described right bearing body 13.
Claims (8)
1. a single-stage double-suction two supports formula oil pump, comprise pump shaft (1), left bearing body (2), right bearing body (13), pump shaft (1) is supported by left bearing body (2) and right bearing body (13), described left bearing body (2) is connected with pump cover (6) by bracket (5) with between right bearing body (13), it is characterized in that: the described pump housing (7) lower end is also provided with desanding port lid (21), the described pump housing (7) and pump cover (6) connection place are provided with pump cover pad (10), described pump cover (6) and impeller (8) connection place are provided with casing ring (22) and impeller ring (23), bearing waterway (4) is provided with in described pump cover (6), mechanical seal sleeve (25) and mechanical seal (24) is provided with between described pump cover (6) left side and pump shaft (1), packing sleeve (11) and packing seal (18) is provided with between described pump cover (6) right side and pump shaft (1), throat's lining (19) is provided with between described mechanical seal (24) and impeller cavity, also throat's lining (19) is provided with between described packing seal (18) and impeller cavity.
2. a kind of single-stage double-suction two supports formula oil pump according to claim 1, is characterized in that: the pump shaft between described packing sleeve (11) and impeller (8) is also provided with swivel nut (20).
3. a kind of single-stage double-suction two supports formula oil pump according to claim 1, is characterized in that: described bearing waterway (4) is 4.
4. a kind of single-stage double-suction two supports formula oil pump according to claim 1, is characterized in that: described pump cover pad (10) is 7mm aluminium sheet.
5. a kind of single-stage double-suction two supports formula oil pump according to claim 1, is characterized in that: the described pump housing (7) is also connected with coolant outlet (15) and cooling water intake (16) pipeline.
6. a kind of single-stage double-suction two supports formula oil pump according to any one of claim 1-5, is characterized in that: be provided with fan, disc (27) and radial ball bearing (26) in described left bearing body (2).
7. a kind of single-stage double-suction two supports formula oil pump according to claim 6, is characterized in that: be provided with fan, disc (27) and thrust ball bearing (14) in described right bearing body (13).
8. a kind of single-stage double-suction two supports formula oil pump according to claim 7, is characterized in that: described described radial ball bearing (26) and thrust ball bearing (14) back-to-back installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520710667.0U CN204942051U (en) | 2015-09-15 | 2015-09-15 | A kind of single-stage double-suction two supports formula oil pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520710667.0U CN204942051U (en) | 2015-09-15 | 2015-09-15 | A kind of single-stage double-suction two supports formula oil pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204942051U true CN204942051U (en) | 2016-01-06 |
Family
ID=55009488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520710667.0U Expired - Fee Related CN204942051U (en) | 2015-09-15 | 2015-09-15 | A kind of single-stage double-suction two supports formula oil pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204942051U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105864095A (en) * | 2016-05-18 | 2016-08-17 | 湖南南方长河泵业有限公司 | Split case pump capable of preventing bearing against high-temperature damage |
| CN108194370A (en) * | 2018-02-07 | 2018-06-22 | 浙江核芯泵业有限公司 | A kind of nonpetroleum pump |
| CN112814919A (en) * | 2020-12-31 | 2021-05-18 | 沈阳鼓风机集团核电泵业有限公司 | Equipment cooling water pump for 1400MW nuclear power unit |
-
2015
- 2015-09-15 CN CN201520710667.0U patent/CN204942051U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105864095A (en) * | 2016-05-18 | 2016-08-17 | 湖南南方长河泵业有限公司 | Split case pump capable of preventing bearing against high-temperature damage |
| CN108194370A (en) * | 2018-02-07 | 2018-06-22 | 浙江核芯泵业有限公司 | A kind of nonpetroleum pump |
| CN112814919A (en) * | 2020-12-31 | 2021-05-18 | 沈阳鼓风机集团核电泵业有限公司 | Equipment cooling water pump for 1400MW nuclear power unit |
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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: 20160106 Termination date: 20210915 |