CN205937240U - Give hydraulic pump tool seal cooling water piping installation system - Google Patents
Give hydraulic pump tool seal cooling water piping installation system Download PDFInfo
- Publication number
- CN205937240U CN205937240U CN201620725996.7U CN201620725996U CN205937240U CN 205937240 U CN205937240 U CN 205937240U CN 201620725996 U CN201620725996 U CN 201620725996U CN 205937240 U CN205937240 U CN 205937240U
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- China
- Prior art keywords
- cooling water
- mechanical seal
- pipeline
- water
- cooling
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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
The utility model discloses a give hydraulic pump tool seal cooling water piping installation system. Including mechanical seal device, mechanical seal condenser tube way system, heat transfer cooling device system and circulation condenser tube way system, circulating cooling water pipe way system provides the high pressure feedwater for heat transfer cooling device system, heat transfer cooling device system with high pressure feedwater through the heat transfer cooling afterwards, provide recirculated cooling water through mechanical seal condenser tube way system for the mechanical seal device with the cooling water. The utility model discloses a high pressure feedwater to machine seal the condenser tube way, eliminated the condition that the dissolved oxygen exceeds standard in the former mechanical seal cooling water, make the dissolved oxygen index in the mechanical seal cooling water qualified, avoidd the unqualified oxygen corrosion influence to water supply system, steam system pipeline and boiler body soda pipeline of feedwater dissolved oxygen, ensure the qualified safety and stability with system device of water supply system index and move.
Description
Technical field
This utility model belongs to technical field of thermoelectricity, and more particularly to a kind of steam power plant's mechanical seal of feed pump that is used for cools down
The pipe-line system of water.
Background technology
When steam power plant's feed pump normally runs, ensure that intrinsic water under high pressure is unlikely to by the mechanical seal that two ends are installed
Spill the sealing it is ensured that between sound part.But the normal operation of this mechanical seal needs room temperature cooling water and is cooled down,
In cooling procedure, this part cooling water is directly entered in the pump housing and participates in circulation, it requires that machine seal cooling water water quality is qualified and has
Certain pressure.
Existing cooling water source requires to connect from demineralized water main pipe according to equipment manufacturer, and water quality, pressure all can meet to use to be wanted
Ask.But find, the desalination water source being connect, because belonging to the water body of non-deoxygenation, leads to the boiler of feed main through operation examination on site
Feedwater dissolved oxygen is exceeded, has a strong impact on equipment safety operation and use.For that purpose it is necessary to the machine seal cooling water pipeline weight to feed pump
Newly it is designed, thoroughly solve the exceeded potential safety hazard of feedwater dissolved oxygen, and finally realize water supply system to safely and steadily run.
Utility model content
The purpose of this utility model is to provide a kind of mechanical seal of feed pump cooling water pipeline apparatus system, by heat exchange
The water being used for mechanically-sealing apparatus cooling is carried out chiller system cooling treatment so that hot water through mechanically-sealing apparatus
It is circulated cooling after cooling again to use, it is exceeded to solve existing boiler feedwater dissolved oxygen, has a strong impact on equipment safety operation
The problems such as with using.
For solving above-mentioned technical problem, this utility model is achieved through the following technical solutions：
This utility model is a kind of mechanical seal of feed pump cooling water pipeline apparatus system, including mechanically-sealing apparatus, machine
Tool sealing cooling water pipeline system, heat exchange chiller system and recirculated cooling water pipeline system；
Described recirculated cooling water pipeline system provides high-pressure feed water for heat exchange chiller system；
After high-pressure feed water is cooled down by described heat exchange chiller system by heat exchange, cooling water is cooled down by mechanical seal
Water piping system provides recirculated cooling water for mechanically-sealing apparatus.
Further, the water source of described recirculated cooling water pipeline system is taken from except the cold main pipe of the high-pressure feed water of peroxide, another
End enters heat exchange chiller system, after cooling as the cooling water of mechanically-sealing apparatus, is directly entered in mechanical seal.
Further, described mechanical sealing cooling water pipe road system cooling water pipeline is provided with stop valve, choke valve, pressure
Table, thermometer.
Further, described heat exchange chiller system adopts surface-type heat exchanger, flows through mechanical seal cooling water in pipe,
Pipe is outer to flow through recirculated cooling water, using recirculated cooling water, mechanically-sealing apparatus cooling water is cooled to suitable temperature, is sending into
As cooling water and participate in circulating in mechanically-sealing apparatus.
Further, the bearing circulating cooling water return pipeline of feed pump is taken from described recirculated cooling water pipeline system water inlet,
The bearing circulating cooling outlet pipeline of feed pump is taken from described recirculated cooling water pipeline system water outlet；Described bearing circulating cooling is returned
Water lines and bearing circulating cooling outlet pipeline are provided with stop valve as switch-mode regulation.
This utility model has the advantages that：
This utility model passes through heat exchange chiller system and the water being used for mechanically-sealing apparatus cooling is carried out cooling treatment,
So that be circulated cooling again after the hot water cooling of mechanically-sealing apparatus using；Using high-pressure feed water to machine seal cooling water
Pipeline, eliminates former mechanical seal and cools down the exceeded situation of oxygen in water, make the dissolved oxygen index in mechanical seal cooling water
Qualified, evade the feedwater unqualified oxygen corrosion to water supply system, vapour system pipeline and boiler body steam-water pipeline of dissolved oxygen
Impact is it is ensured that the safe and stable operation of water supply system qualified and system equipment.
Certainly, implement arbitrary product of the present utility model to it is not absolutely required to reach all the above advantage simultaneously.
Brief description
In order to be illustrated more clearly that the technical scheme of this utility model embodiment, will make to required for embodiment description below
Accompanying drawing be briefly described it should be apparent that, drawings in the following description be only some embodiments of the present utility model,
For those of ordinary skill in the art, on the premise of not paying creative work, can also obtain according to these accompanying drawings
Other accompanying drawings.
Fig. 1 is a kind of structural representation of mechanical seal of feed pump cooling water pipeline apparatus system of the present utility model；
Fig. 2 is the structural representation of existing mechanical seal of feed pump cooling water pipeline system.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely description is it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of making creative work
The all other embodiment being obtained, broadly falls into the scope of this utility model protection.
Refer to shown in Fig. 1, this utility model is a kind of mechanical seal of feed pump cooling water pipeline apparatus system, including machine
Tool sealing device 1, mechanical sealing cooling water pipe road system 5, heat exchange chiller system 2 and recirculated cooling water pipeline system 7；Follow
Ring cooling water pipeline system 7 provides high-pressure feed water 6 for heat exchange chiller system 2；Heat exchange chiller system 2 is by high-pressure feed water
After 6 are cooled down by heat exchange, cooling water is passed through mechanical sealing cooling water pipe road system 5 provides circulation cold for mechanically-sealing apparatus 1
But water.
Wherein, the water source of recirculated cooling water pipeline system 7 is taken from except the cold main pipe of the high-pressure feed water of peroxide, and the other end enters and changes
Apparatus for cooling system 2, after cooling as the cooling water of mechanically-sealing apparatus 1, is directly entered in mechanical seal.
Wherein, mechanical sealing cooling water pipe road system 5 cooling water pipeline is provided with stop valve, choke valve, pressure gauge, temperature
Table.
Wherein, heat exchange chiller system 2 adopts surface-type heat exchanger, flows through mechanical seal cooling water in pipe, and pipe outflows
Through recirculated cooling water, using recirculated cooling water, mechanically-sealing apparatus 1 cooling water is cooled to suitable temperature, machinery is close sending into
As cooling water and participate in circulating in seal apparatus 1.
Wherein, the bearing circulating cooling water return pipeline 3 of feed pump is taken from recirculated cooling water pipeline system 7 water inlet, and circulation is cold
But the bearing circulating cooling outlet pipeline 4 of feed pump is taken from water piping system 7 water outlet；Bearing circulating cooling water return pipeline 3 and axle
Hold circulating cooling outlet pipeline 4 and be provided with stop valve as switch-mode regulation.
When being illustrated in figure 2 existing steam power plant feed pump and normally running, this is ensured by the mechanical seal that two ends are installed
Internal water under high pressure is unlikely to spill the sealing it is ensured that between sound part.But the normal operation of this mechanical seal needs
Room temperature cooling water is cooled down, and in cooling procedure, this part cooling water is directly entered in the pump housing and participates in circulation, it requires that machine seals
Cooling water quality is qualified and has certain pressure.
In the description of this specification, the description of reference term " embodiment ", " example ", " specific example " etc. means
In conjunction with the specific features of this embodiment or example description, structure, material or feature be contained in of the present utility model at least one
In embodiment or example.In this manual, the schematic representation of above-mentioned term is not necessarily referring to identical embodiment or
Example.And, the specific features of description, structure, material or feature can be in any one or more embodiments or examples
In combine in an appropriate manner.
This utility model preferred embodiment disclosed above is only intended to help illustrate this utility model.Preferred embodiment is simultaneously
There is no all of details of detailed descriptionthe, do not limit the specific embodiment that this utility model is only described yet.Obviously, according to this theory
The content of bright book, can make many modifications and variations.This specification is chosen and is specifically described these embodiments, is in order to preferably
Explain principle of the present utility model and practical application, so that skilled artisan can be best understood by and utilize this
Utility model.This utility model is only limited by claims and its four corner and equivalent.
Claims (5)
1. a kind of mechanical seal of feed pump cooling water pipeline apparatus system it is characterised in that：Including mechanically-sealing apparatus (1), machine
Tool sealing cooling water pipeline system (5), heat exchange chiller system (2) and recirculated cooling water pipeline system (7)；
Described recirculated cooling water pipeline system (7) is that heat exchange chiller system (2) provides high-pressure feed water (6)；
After high-pressure feed water (6) is cooled down by described heat exchange chiller system (2) by heat exchange, cooling water is passed through mechanical seal cold
But water piping system (5) is that mechanically-sealing apparatus (1) provide recirculated cooling water.
2. a kind of mechanical seal of feed pump cooling water pipeline apparatus system according to claim 1 is it is characterised in that described
The water source of recirculated cooling water pipeline system (7) is taken from except the cold main pipe of the high-pressure feed water of peroxide, and the other end enters heat exchange chiller
System (2), after cooling as the cooling water of mechanically-sealing apparatus (1), is directly entered in mechanical seal.
3. a kind of mechanical seal of feed pump cooling water pipeline apparatus system according to claim 1 is it is characterised in that described
Mechanical sealing cooling water pipe road system (5) cooling water pipeline is provided with stop valve, choke valve, pressure gauge, thermometer.
4. a kind of mechanical seal of feed pump cooling water pipeline apparatus system according to claim 1 is it is characterised in that described
Heat exchange chiller system (2) adopts surface-type heat exchanger, flows through mechanical seal cooling water in pipe, and pipe is outer to flow through circulating cooling
Mechanically-sealing apparatus (1) cooling water is cooled to suitable temperature using recirculated cooling water by water, is sending into mechanically-sealing apparatus
(1) in as cooling water and participate in circulate.
5. a kind of mechanical seal of feed pump cooling water pipeline apparatus system according to claim 1 and 2 it is characterised in that
Bearing circulating cooling water return pipeline (3) of feed pump, described circulating cooling are taken from described recirculated cooling water pipeline system (7) water inlet
Bearing circulating cooling outlet pipeline (4) of feed pump is taken from water piping system (7) water outlet；Described bearing circulating cooling water return pipeline
And bearing circulating cooling outlet pipeline (4) is provided with stop valve as switch-mode regulation (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620725996.7U CN205937240U (en) | 2016-07-11 | 2016-07-11 | Give hydraulic pump tool seal cooling water piping installation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620725996.7U CN205937240U (en) | 2016-07-11 | 2016-07-11 | Give hydraulic pump tool seal cooling water piping installation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205937240U true CN205937240U (en) | 2017-02-08 |
Family
ID=57928792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620725996.7U Expired - Fee Related CN205937240U (en) | 2016-07-11 | 2016-07-11 | Give hydraulic pump tool seal cooling water piping installation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205937240U (en) |
-
2016
- 2016-07-11 CN CN201620725996.7U patent/CN205937240U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180718 Address after: 230000 Xiuning Road, Shushan District, Hefei, Anhui Province, No. 66 Patentee after: HEFEI THERMOELECTRIC GROUP CO., LTD. Address before: No. 50, Anhui high tech Zone, Tian Zhi Road, Hefei, Anhui Patentee before: Hefei Tianyuan Thermal Power Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170208 Termination date: 20190711 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |