CN203500852U - Shaft seal water supply system - Google Patents
Shaft seal water supply system Download PDFInfo
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- CN203500852U CN203500852U CN201320593620.1U CN201320593620U CN203500852U CN 203500852 U CN203500852 U CN 203500852U CN 201320593620 U CN201320593620 U CN 201320593620U CN 203500852 U CN203500852 U CN 203500852U
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Abstract
The utility model relates to a shaft seal water supply system. The system comprises a shaft seal water pump A (5), a shaft seal water pump B (6), a feed pump A (12), a feed pump B (11) and a high-level water tank (1). The feed pump A (12) and the feed pump B (11) are in parallel connection to achieve one for usage and the other for standby. The shaft seal water pump A (5) supplies shaft seal water for the feed pump A (12), and the shaft seal water pump B (6) supplies shaft seal water for the feed pump B (11). The shaft seal water from the shaft seal water pump A (5) and the shaft seal water pump B (6) comes from the high-level water tank (1). The system further comprises a technology water pool (16). The technology water pool (16) directly conveys water to the high-level water tank (1) or directly separately conveys water to the shaft seal water pump A (5) and the shaft seal water pump B (6). The technology water pool is used as a standby water source of the high-level water tank to ensure long-term and stable water storage of the high-level water tank. Furthermore, the high-level water tank fails to be used, a water pump can directly convey water to the shaft seal water pumps.
Description
Technical field
The utility model relates to a kind of shaft seal water supply system, especially relates to a kind of feeding pump shaft seal water supply system for long distance high-voltage Slurry Pipeline Transportation field.
Background technique
Feeding pump is the key equipment in long distance high-voltage Slurry Pipeline Transportation field, and it belongs to centrifugal pump type.In feeding pump gland seal system, supply with the effect of playing cooling, lubricating and seal to gland sealed water, shaft seal water supply system is the important component part of feeding pump gland seal system, and the stable of shaft seal water supply system is the important barrier that ensures feeding pump safe operation.
If Fig. 1 is existing shaft seal water supply system tradition delivery technology figure, its working method is as follows:
1, the supporting seal water pump A of feeding pump A, the supporting seal water pump B of feeding pump B, both independent, a preparation and a use.
2,, when feeding pump A slurry body or water, its supporting seal water pump A must guarantee the shaft seal water supply of steady pressure.Valve state: the valve in open mode has: valve A2, valve B3, valve D7, valve G10 and valve H13; Valve in closed condition has: valve C4, valve E8, valve F9 and valve I14.
3,, when feeding pump B slurry body or water, its supporting seal water pump B must guarantee the shaft seal water supply of steady pressure.Valve state: the valve in open mode has: valve A2, valve C4, valve E8, valve F9 and valve I14; Valve in closed condition has: valve B3, valve D7, valve G10 and valve H13.
4, seal water pump A, B input end water source are provided by head-tank.
5, process water pond 16 only plays as ore pulp delivery duct moisturizing effects.
Stablizing of shaft seal water supply system is of crucial importance, and shaft seal water supply system tradition delivery technology is being brought into play the effect that is difficult to substitute, yet along with the enforcement of production process, facts have proved that it has following defect:
1, head-tank is not by single water source supply (indicating in figure), and single water source cannot guarantee that head-tank is long-term, stablize retaining.
2, seal water pump A supply feeding pump A, seal water pump B supply feeding pump B, both cannot change, standby each other.If the accident that burst seal water pump A and feeding pump B damage simultaneously, shaft seal water supply system tradition delivery technology must be paralysed, and cannot ensure the stability of shaft seal water supply system.
Summary of the invention
The utility model has designed a kind of shaft seal water supply system, and it solves following technical problem: (1) head-tank, by single water source supply, cannot guarantee that head-tank is long-term, stablize retaining without alternate source.(2) seal water pump A supply feeding pump A, seal water pump B supply feeding pump B, both cannot change, standby each other.If the accident that burst seal water pump A and feeding pump B damage simultaneously, shaft seal water supply system tradition delivery technology must be paralysed, and cannot ensure the stability of shaft seal water supply system.
In order to solve the technical problem of above-mentioned existence, the utility model has adopted following scheme:
A shaft seal water supply system, comprises seal water pump A(5), seal water pump B(6), feeding pump A(12), feeding pump B(11) and head-tank (1), feeding pump A(12) and feeding pump B(11) be connected in parallel and realize a preparation and a use; Seal water pump A(5) to feeding pump A(12) shaft seal water, seal water pump B(6 is provided) to feeding pump B(11) shaft seal water is provided; Seal water pump A(5) and seal water pump B(6) shaft seal water all from head-tank (1), also comprise process water pond (16), described process water pond (16) is directly delivered to water head-tank (1) storage or directly water is transported to respectively to seal water pump A(5) or seal water pump B(6).
Further, process water pond (16) is connected to feeding pump A(12 by process water pond pipeline) and feeding pump B(11) common input end, on process water pond pipeline, be provided with successively valve J(17), clean waterpump (18) and valve K(19), the output terminal of clean waterpump (18) is connected and communicates with head-tank (1) pipeline at output by input connecting tube (25), and input connecting tube (25) is provided with valve L(20).
Further, valve A(2) be arranged on head-tank (1) pipeline at output, a connecting end of input connecting tube (25) is connected to valve A(2) pipeline at output on.
Further, seal water pump A(5) with seal water pump B(6) output pipeline by output connecting tube (26), be connected and communicate realize seal water pump A(5) and seal water pump B(6) exchangeable and standby each other, export connecting tube (26) and be provided with valve O(23).
Further, seal water pump A(5) on input end pipeline, be connected with valve B(3), seal water pump A(5) output terminal and feeding pump A(12) on pipeline, be connected with valve M(21 in turn between input end) and valve D(7), seal water pump B(6) on input end pipeline, be connected with valve C(4), seal water pump B(6) output terminal and feeding pump B(11) on pipeline, be connected with valve N(22 in turn between input end) and valve E(8), output connecting tube (26) one end be connected to valve M(21) and valve D(7) between pipeline on, output connecting tube (26) the other end is connected to valve N(22) and valve E(8) between pipeline on.
Further, feeding pump A(12) on input end pipeline and pipeline at output, valve G(10 is set respectively) and valve H(13), feeding pump B(11) on input end pipeline and pipeline at output, valve F(9 is set respectively) and valve I(14), feeding pump A(12) and feeding pump B(11) common input end pipeline is provided with valve P(24), another connecting end of input connecting tube (25) is connected to valve P(24) pipeline at output on.
Further, feeding pump A(12) with feeding pump B(11) common defeated end pipeline is connected with suction booster (15).
A kind of water-pumping method of shaft seal water supply system, comprise the following steps: seal water pump A(5) supply feeding pump A(12) during shaft sealing water, valve in open mode has: valve A(2), valve B(3) and valve M(21), valve D(7), the valve in closed condition has: valve C(4), valve N(22), valve O(23) and valve E(8); Or seal water pump A(5) supply feeding pump B(11) during shaft sealing water, the valve in open mode has: valve A(2), valve B(3), valve M(21), valve O(23) and valve E(8); Valve in closed condition has: valve C(4), valve N(22) and valve D(7).
A kind of water-pumping method of shaft seal water supply system, comprise the following steps: seal water pump B(6) supply feeding pump B(11) during shaft sealing water, valve in open mode has: valve A(2), valve C(4), valve N(22) and valve E(8), the valve in closed condition has: valve B(3), valve M(21), valve O(23) and valve D(7); Or seal water pump B(6) supply feeding pump A(12) during shaft sealing water, valve in open mode has: valve A(2), valve C(4), valve N(22), valve O(23) and valve D(7), the valve in closed condition has: valve B(3), valve M(21) and valve E(8).
A kind of water-pumping method of described shaft seal water supply system, comprise the following steps: when process water pond (16) is directly delivered to water head-tank (1) storage, open clean waterpump (18), valve in open mode has: valve A(2), valve L(20) and valve J(17), valve in closed condition has: valve K(19), the clear water in process water pond (16) will enter into head-tank (1); Or process water pond (16) is directly transported to respectively seal water pump A(5 by water) or seal water pump B(6) time, open clean waterpump (18), valve in open mode has: valve L(20) and valve J(17), valve in closed condition has: valve A(2) and valve K(19), the clear water in process water pond (16) will enter into seal water pump A(5) or seal water pump B(6).
This shaft seal water supply system is compared with traditional shaft seal water supply system, has following beneficial effect:
(1) the utility model is because process water pond pipeline is connected and communicates with the pipeline at output of head-tank, thereby clean waterpump can be delivered to head-tank by the water of process water pond, process water pond water can guarantee as the alternate source of head-tank the retaining that head-tank is long-term and stable; In addition, head-tank maintenance, in the time of temporarily cannot coming into operation, clean waterpump can directly be input to seal water pump by water, guarantees that whole shaft seal water supply system runs well.
(2) the utility model is because two seal water pumps are connected and communicated by output connecting tube, both exchangeable and standby each other, thereby can realize seal water pump A or seal water pump B all can supply the shaft sealing water of feeding pump A, feeding pump B by regulating valve, greatly improved the stability of shaft seal water supply system.
Accompanying drawing explanation
Fig. 1: existing shaft seal water supply system tradition delivery technology figure;
Fig. 2: the utility model shaft seal water supply system tradition delivery technology figure.
Description of reference numerals:
1-head-tank; 2-valve A; 3-valve B; 4-valve C; 5-seal water pump A; 6-seal water pump B; 7-valve D; 8-valve E; 9-valve F; 10-valve G; 11-feeding pump B; 12-feeding pump A; 13-valve H; 14-valve I; 15-suction booster; 16-process water pond; 17-valve J; 18-clean waterpump; 19-valve K; 20-valve L; 21-valve M; 22-valve N; 23-valve O; 24-valve P; 25-input connecting tube; 26-output connecting tube.
Embodiment
Below in conjunction with Fig. 2, the utility model is described further:
As shown in Figure 2, a kind of shaft seal water supply system, comprises seal water pump A5, seal water pump B6, feeding pump A12, feeding pump B11 and head-tank 1, and feeding pump A12 and feeding pump B11 are connected in parallel and realize a preparation and a use; Seal water pump A5 provides shaft seal water to feeding pump A12, and seal water pump B6 provides shaft seal water to feeding pump B11; The shaft seal water of seal water pump A5 and seal water pump B6 is all from head-tank 1.
An inventive point of the present utility model is: also comprise process water pond 16, described process water pond 16 is directly delivered to water head-tank 1 storage or directly water is transported to respectively to seal water pump A5 or seal water pump B6.
Specifically, process water pond 16 is connected to the common input end of feeding pump A12 and feeding pump B11 by process water pond pipeline, on process water pond pipeline, be provided with successively valve J17, clean waterpump 18 and valve K19, the output terminal of clean waterpump 18 is connected and communicates with head-tank 1 pipeline at output by input connecting tube 25, and input connecting tube 25 is provided with valve L20.Valve A2 is arranged on head-tank 1 pipeline at output, and a connecting end of input connecting tube 25 is connected on the pipeline at output of valve A2.
The utility model another one inventive point is: the output pipeline of seal water pump A5 and seal water pump B6 is connected and is communicated by output connecting tube 26 realizes seal water pump A5 and seal water pump B6 exchangeable and standby each other, and output connecting tube 26 is provided with valve O23.
On the input end pipeline of seal water pump A5, be connected with valve B3, between seal water pump A5 output terminal and feeding pump A12 input end, on pipeline, be connected with valve M21 and valve D7 in turn, on the input end pipeline of seal water pump B6, be connected with valve C4, between seal water pump B6 output terminal and feeding pump B11 input end, on pipeline, be connected with valve N22 and valve E8 in turn, output connecting tube 26 one end are connected on the pipeline between valve M21 and valve D7, and output connecting tube 26 the other ends are connected on the pipeline between valve N22 and valve E8.
Valve G10 and valve H13 are set respectively on the input end pipeline of feeding pump A12 and pipeline at output, valve F9 and valve I14 are set respectively on the input end pipeline of feeding pump B11 and pipeline at output, feeding pump A12 and feeding pump B11 common input end pipeline are provided with valve P24, and another connecting end of input connecting tube 25 is connected on the pipeline at output of valve P24.
During feeding pump A12 work, valve P24, valve G10 and valve H13 open, and valve F9 and valve I14 close simultaneously.
During feeding pump B11 work, valve P24, valve F9 and valve I14 open, and valve G10 and valve H13 close simultaneously.
Feeding pump A12 is connected with suction booster 15 with the common defeated end pipeline of feeding pump B11.
Working principle of the present utility model is as follows: when 1, process water pond 16 is directly delivered to water head-tank 1 storage, open clean waterpump 18, the valve in open mode has: valve A2, valve L20 and valve J17.Valve in closed condition has: valve K19, the clear water in process water pond 16 will enter into head-tank 1 storage and use in order to seal water pump A5 or seal water pump B6.
Or, when process water pond 16 is directly transported to respectively seal water pump A5 or seal water pump B6 by water, open clean waterpump 18, valve in open mode has: valve L20 and valve J17, valve in closed condition has: valve A2 and valve K19, the clear water in process water pond 16 will enter into seal water pump A5 or seal water pump B6.
The utility model is because process water pond pipeline is connected and communicates with the pipeline at output of head-tank, thereby clean waterpump can be delivered to head-tank by the water of process water pond, process water pond water can guarantee as the alternate source of head-tank the retaining that head-tank is long-term and stable; In addition, head-tank maintenance, in the time of temporarily cannot coming into operation, clean waterpump can directly be input to seal water pump by water, guarantees that whole shaft seal water supply system runs well.
2,, by regulating valve, seal water pump A5 possesses the function of supply feeding pump A or feeding pump B shaft sealing water:
During seal water pump A5 supply feeding pump A12 shaft sealing water, the valve in open mode has: valve A2, valve B3 and valve M21, valve D7, and the valve in closed condition has: valve C4, valve N22, valve O23 and valve E8; Or during seal water pump A5 supply feeding pump B11 shaft sealing water, the valve in open mode has: valve A2, valve B3, valve M21, valve O23 and valve E8; Valve in closed condition has: valve C4, valve N22 and valve D7.
By regulating valve, seal water pump B possesses the function of supply feeding pump A or feeding pump B shaft sealing water equally:
During seal water pump B6 supply feeding pump B11 shaft sealing water, the valve in open mode has: valve A2, valve C4, valve N22 and valve E8, and the valve in closed condition has: valve B3, valve M21, valve O23 and valve D7; Or during seal water pump B6 supply feeding pump A12 shaft sealing water, the valve in open mode has: valve A2, valve C4, valve N22, valve O23 and valve D7, the valve in closed condition has: valve B3, valve M21 and valve E8.
By reference to the accompanying drawings the utility model has been carried out to exemplary description above; obvious realization of the present utility model is not subject to the restrictions described above; as long as the various improvement that adopted method design of the present utility model and technological scheme to carry out; or without improving, design of the present utility model and technological scheme are directly applied to other occasion, all in protection domain of the present utility model.
Claims (7)
1. a shaft seal water supply system, comprises seal water pump A(5), seal water pump B(6), feeding pump A(12), feeding pump B(11) and head-tank (1), feeding pump A(12) and feeding pump B(11) be connected in parallel and realize a preparation and a use; Seal water pump A(5) to feeding pump A(12) shaft seal water, seal water pump B(6 is provided) to feeding pump B(11) shaft seal water is provided; Seal water pump A(5) and seal water pump B(6) shaft seal water all from head-tank (1), it is characterized in that: also comprise process water pond (16), described process water pond (16) is directly delivered to water head-tank (1) storage or directly water is transported to respectively to seal water pump A(5) or seal water pump B(6).
2. shaft seal water supply system according to claim 1, it is characterized in that: process water pond (16) is connected to feeding pump A(12 by process water pond pipeline) and feeding pump B(11) common input end, on process water pond pipeline, be provided with successively valve J(17), clean waterpump (18) and valve K(19), the output terminal of clean waterpump (18) is connected and communicates with head-tank (1) pipeline at output by input connecting tube (25), and input connecting tube (25) is provided with valve L(20).
3. shaft seal water supply system according to claim 2, is characterized in that: valve A(2) be arranged on head-tank (1) pipeline at output, a connecting end of input connecting tube (25) is connected to valve A(2) pipeline at output on.
4. according to shaft seal water supply system described in claim 1,2 or 3, it is characterized in that: seal water pump A(5) with seal water pump B(6) output pipeline by output connecting tube (26), be connected and communicate realize seal water pump A(5) and seal water pump B(6) exchangeable and standby each other, export connecting tube (26) and be provided with valve O(23).
5. shaft seal water supply system according to claim 4, it is characterized in that: on input end pipeline seal water pump A(5), be connected with valve B(3), seal water pump A(5) output terminal and feeding pump A(12) on pipeline, be connected with valve M(21 in turn between input end) and valve D(7), seal water pump B(6) on input end pipeline, be connected with valve C(4), seal water pump B(6) output terminal and feeding pump B(11) on pipeline, be connected with valve N(22 in turn between input end) and valve E(8), output connecting tube (26) one end be connected to valve M(21) and valve D(7) between pipeline on, output connecting tube (26) the other end is connected to valve N(22) and valve E(8) between pipeline on.
6. shaft seal water supply system according to claim 4, it is characterized in that: on input end pipeline feeding pump A(12) and pipeline at output, valve G(10 is set respectively) and valve H(13), feeding pump B(11) on input end pipeline and pipeline at output, valve F(9 is set respectively) and valve I(14), feeding pump A(12) and feeding pump B(11) common input end pipeline is provided with valve P(24), another connecting end of input connecting tube (25) is connected to valve P(24) pipeline at output on.
7. according to shaft seal water supply system described in any one in claim 1,2,3,5 or 6, it is characterized in that: feeding pump A(12) with feeding pump B(11) common defeated end pipeline is connected with suction booster (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320593620.1U CN203500852U (en) | 2013-09-25 | 2013-09-25 | Shaft seal water supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320593620.1U CN203500852U (en) | 2013-09-25 | 2013-09-25 | Shaft seal water supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203500852U true CN203500852U (en) | 2014-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320593620.1U Withdrawn - After Issue CN203500852U (en) | 2013-09-25 | 2013-09-25 | Shaft seal water supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203500852U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103470954A (en) * | 2013-09-25 | 2013-12-25 | 云南大红山管道有限公司 | Seal water supplying system and water supplying method thereof |
-
2013
- 2013-09-25 CN CN201320593620.1U patent/CN203500852U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103470954A (en) * | 2013-09-25 | 2013-12-25 | 云南大红山管道有限公司 | Seal water supplying system and water supplying method thereof |
| CN103470954B (en) * | 2013-09-25 | 2016-04-06 | 云南大红山管道有限公司 | A kind of shaft seal water supply system and water-pumping method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140326 Effective date of abandoning: 20160406 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140326 Effective date of abandoning: 20160406 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |