CN204532443U - The circulatory system of the obstruct liquid of mechanical seal component - Google Patents
The circulatory system of the obstruct liquid of mechanical seal component Download PDFInfo
- Publication number
- CN204532443U CN204532443U CN201520058181.3U CN201520058181U CN204532443U CN 204532443 U CN204532443 U CN 204532443U CN 201520058181 U CN201520058181 U CN 201520058181U CN 204532443 U CN204532443 U CN 204532443U
- Authority
- CN
- China
- Prior art keywords
- mechanical seal
- liquid
- seal component
- obstruct
- storage tank
- 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
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 101
- 238000010248 power generation Methods 0.000 description 12
- 239000007789 gas Substances 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000036772 blood pressure Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Landscapes
- Reciprocating Pumps (AREA)
Abstract
The utility model proposes a kind of circulatory system of obstruct liquid of mechanical seal component, it has air supply source, intercept liquid storage tank, diaphragm pump and control gear, air supply source is communicated with the upper end intercepting liquid storage tank via the air supply pipe being provided with pressure regulator valve, intercept the obstruct liquid outlet of upper end via drain pipe and mechanical seal component of liquid storage tank, the lower end intercepting liquid storage tank is communicated with via the obstruct liquid entrance of the liquid inlet pipe with mechanical seal component that are provided with diaphragm pump, the driving mouth of diaphragm pump is communicated with via the downstream side of connecting tube with the pressure regulator valve of air supply pipe, control gear regulates the opening and closing of pressure regulator valve based on the pressure of the organic working medium bootstrap system be connected with mechanical seal component.
Description
Technical field
The utility model relates to a kind of circulatory system, particularly relates to a kind of circulatory system of obstruct liquid of mechanical seal component.
Background technique
The energy is the important substance basis that the mankind depend on for existence and development, and the height of energy use efficiency has become important development target, and now, energy shortage is on the rise, and power saving is particularly outstanding.In the prior art, utilize 150 ° to 350 ° even low temperature exhaust heat of tens degree that organic working medium such as halogenated hydrocarbon (fluorohydrocarbon) etc. can produce in remanufacture process, the technology therefore reclaiming low temperature exhaust heat by organic working medium progressively develops.
Utilize organic working medium reclaim low temperature exhaust heat carry out generating etc. time, in order to prevent the organic working medium of gaseous state, pollution is produced to generator, usually by mechanical seal, the steam turbine driven by gaseous state organic working medium is connected with generator, for such mechanical seal, the rotating ring be connected with transmission shaft and the stationary ring coordinated with rotating ring is comprised at mechanical seal shell, at rotating ring with flow between stationary ring and mechanical seal shell and intercept liquid, can lubricate the slip between rotating ring and stationary ring and seal thus, and the friction can taken away because of rotating ring and stationary ring and the heat produced, rotating ring and stationary ring are cooled.
But, in order to ensure slip between rotating ring and stationary ring and sealing, need to make the pressure in power generation system keep a kind of relative equilibrium with the pressure intercepting liquid, namely the pressure intercepting liquid, less times greater than the pressure in power generation system or the pressure that equals in power generation system, does not make organic working medium from mechanical seal leakage thus.As long as usually maintain the pressure ratio power generation system internal pressure height 0.2Mpa intercepting liquid.
Utilize in the power generation system of organic working medium recovery waste heat at such, the supply of flue gas heat is unstable, significantly changes along with the change of oven technique, thus in this power generation system by the pressure also very large variation thereupon of organic working medium of heating.In the prior art, by manual observation system internal pressure, by the pressure regulator valve be connected with supply source, regulate the pressure intercepting liquid storage tank, make obstruct hydraulic coupling and system internal pressure arrive above-mentioned requirement.But when power generation system internal pressure increases, can promptly be pressurizeed to obstruct liquid storage tank by the mode of manual observation pressure regulation in the past, the relation between the pressure of obstruct liquid and power generation system internal pressure is made to reach above-mentioned requirements, but when the pressure in power generation system reduces, by the bad response of the mode step-down of artificial pressure regulation, can not reduction of blood pressure in high-speed, the pressure difference intercepted in liquid and power generation system is thus excessive, intercept liquid to exceed standard to the leakage rate in power generation system, affect the utilization ratio of organic working medium, and it is large by artificial pressure regulation application condition, man-hour is many, working efficiency is poor.In addition, when the pressure intercepting liquid storage tank reduces, the mobility intercepting liquid is deteriorated, and by intercepting the deleterious that liquid cools mechanical seal, if mechanical seal is overheated, be easy to damage, working life reduces.
Model utility content
The purpose of this utility model proposes a kind of response for the technological deficiency existed in prior art in time, and error is low, the circulatory system of the obstruct liquid of the mechanical seal component of good cooling results.
Following technological scheme is adopted for realizing the purpose of this utility model.
The circulatory system of the obstruct liquid of the mechanical seal component of technological scheme 1, there is air supply source, intercept liquid storage tank, diaphragm pump and control gear, described air supply source is communicated with the upper end of described obstruct liquid storage tank via the air supply pipe being provided with pressure regulator valve, the upper end of described obstruct liquid storage tank is via the obstruct liquid outlet of drain pipe and described mechanical seal component, the lower end of described obstruct liquid storage tank is communicated with via the obstruct liquid entrance of the liquid inlet pipe with described mechanical seal component that are provided with described diaphragm pump, the driving mouth of described diaphragm pump is communicated with via the downstream side of connecting tube with the described pressure regulator valve of described air supply pipe, described control gear regulates the opening and closing of described pressure regulator valve based on the pressure of the organic working medium bootstrap system be connected with described mechanical seal component.
The circulatory system of the obstruct liquid of the mechanical seal component of technological scheme 2, in the circulatory system of the obstruct liquid of the mechanical seal component of technological scheme 1, described liquid inlet pipe is provided with separator.
The circulatory system of the obstruct liquid of the mechanical seal component of technological scheme 3, in the circulatory system of the obstruct liquid of the mechanical seal component of technological scheme 2, described connecting tube is provided with normally open valve.
The circulatory system of the obstruct liquid of the mechanical seal component of technological scheme 4, in the circulatory system of the obstruct liquid of the mechanical seal component of technological scheme 3, is provided with condenser in described obstruct liquid storage tank.
Compared with prior art, the utility model has following beneficial effect.
According to the circulatory system of the obstruct liquid of the mechanical seal component of technological scheme 1, the liquid inlet pipe be connected with the obstruct liquid entrance of mechanical seal component is provided with diaphragm pump, the connecting tube formed from the air supply pipe branch be connected with air supply source is in addition connected with the driving mouth of diaphragm pump, in addition, control gear regulates the opening and closing of the pressure regulator valve be arranged on air supply pipe based on the pressure of the organic working medium bootstrap system be connected with mechanical seal component.
By such circulatory system, when the pressure that control gear detects in bootstrap system raises, pressure regulator valve opened by control gear, strengthens the pressure to intercepting the gas supplied in liquid storage tank, thus increasing the pressure intercepting liquid, the pressure reduction between reduction system and obstruct liquid is to predetermined range.In addition, when pressure in systems in which constantly becomes large, the aperture of pressure regulator valve can be regulated by control gear, regulate the pressure intercepting liquid corresponding to the pressure in system, system and the pressure difference intercepted between liquid are maintained in predetermined range.
In addition, when control gear detects that the pressure in bootstrap system reduces, control gear closing pressure-regulating valve, now, intercept gas in liquid storage tank and drive mouth via flowing into air supply pipe and connecting tube diaphragm pump, drive diaphragm pump action then to discharge from the atmospheric valve of diaphragm pump.Can respond the pressure in system fast thus, and while reducing the pressure intercepting liquid, promote by diaphragm pump the circulation intercepting liquid, take away the heat produced in mechanical seal in time, improve the working life of mechanical seal.And the utility model carries out monitor and forecast by control gear, with compared with manual control, error is little, and working efficiency is high.
According to the circulatory system of the obstruct liquid of the mechanical seal component of technological scheme 2, liquid inlet pipe is provided with separator, the impurity such as the iron filings intercepted in liquid can be separated by separator, impurity can be avoided thus to enter in mechanical seal, cause the damage to rotating ring or stationary ring, the utilization efficiency of mechanical seal can be improved further.
According to the circulatory system of the obstruct liquid of the mechanical seal component of technological scheme 3, connecting tube is provided with normally open valve, thus when intercepting liquid storage tank or diaphragm pump needs repairing, can normally open valve be closed, be convenient to thus keep in repair the whole circulatory system.
According to the circulatory system of the obstruct liquid of the mechanical seal component of technological scheme 4, in obstruct liquid storage tank, condenser is installed, can cool further obstruct liquid thus, thus can more effectively cool mechanical seal by intercepting liquid, improve the working life of mechanical seal.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the circulatory system of the obstruct liquid representing mechanical seal component of the present utility model.
Embodiment
Below, the circulatory system of the obstruct liquid of the mechanical seal component as embodiment of the present utility model is described based on accompanying drawing.
Fig. 1 is the schematic diagram of the circulatory system of the obstruct liquid representing mechanical seal component of the present utility model.
As shown in Figure 1, the circulatory system of the obstruct liquid of mechanical seal component of the present utility model has air supply source 10, intercepts liquid storage tank 20, diaphragm pump 30 and control gear 40.
Air supply source 10 is communicated with the upper end intercepting liquid storage tank 20 via the air supply pipe 11 being provided with pressure regulator valve 110.In addition, intercept the upper end of liquid storage tank 20 and also export M1 via drain pipe 21 with the obstruct liquid of mechanical seal component M and be communicated with, the lower end of obstruct liquid storage tank 20 is communicated with via the obstruct liquid entrance M2 of the liquid inlet pipe 22 with mechanical seal component M that are provided with diaphragm pump 30.The driving mouth 31 of diaphragm pump 30 is communicated with via the downstream side of connecting tube 32 with the pressure regulator valve 110 of air supply pipe 11.
Control gear 40 regulates the opening and closing of pressure regulator valve 110 based on the pressure of the organic working medium bootstrap system S be connected with mechanical seal component M.
Wherein, organic working medium bootstrap system can be organic working medium power generation system, also can be utilize other power system of organic working medium steam.And air supply source can be used for the non-active gas such as nitrogen or inert gas.Control gear also can be made up of sensor, PC etc.
By such circulatory system, when the pressure that control gear detects in bootstrap system raises, pressure regulator valve opened by control gear, strengthens the pressure to intercepting the gas supplied in liquid storage tank, thus increasing the pressure intercepting liquid, the pressure reduction between reduction system and obstruct liquid is to predetermined range.In addition, when pressure in systems in which constantly becomes large, the aperture of pressure regulator valve can be regulated by control gear, regulate the pressure intercepting liquid corresponding to the pressure in system, system and the pressure difference intercepted between liquid are maintained in predetermined range.
In addition, when control gear detects that the pressure in bootstrap system reduces, control gear closing pressure-regulating valve, now, intercept gas in liquid storage tank and drive mouth via flowing into air supply pipe and connecting tube diaphragm pump, drive diaphragm pump action then to discharge from the atmospheric valve of diaphragm pump.Can respond the pressure in system fast thus, and while reducing the pressure intercepting liquid, promote by diaphragm pump the circulation intercepting liquid, take away the heat produced in mechanical seal in time, improve the working life of mechanical seal.And the utility model carries out monitor and forecast by control gear, with compared with manual control, error is little, and working efficiency is high.
In addition, on liquid inlet pipe 22, separator 50 can be installed, the impurity such as the iron filings intercepted in liquid can be separated by separator, impurity can be avoided thus to enter in mechanical seal, cause the damage to rotating ring or stationary ring, the utilization efficiency of mechanical seal can be improved further.Wherein, separator can use cyclone separator, also can use filter separator etc.
In addition, on connecting tube 32, normally open valve 33 can be installed.Thus when intercepting liquid storage tank or diaphragm pump needs repairing, can normally open valve be closed, be convenient to thus keep in repair the whole circulatory system.Certainly can not normally open valve be set, be directly connected with obstruct liquid storage tank by connecting tube.
In addition, in obstruct liquid storage tank 20, condenser 60 can be installed.Can cool further obstruct liquid thus, thus can more effectively cool mechanical seal by intercepting liquid, improve the working life of mechanical seal.
In addition, the circulatory system of the obstruct liquid of mechanical seal component of the present utility model, can be formed by above-mentioned various textural associations, can play above-mentioned effect equally.In addition, the utility model can be used in all systems using mechanical seal.
Above the circulatory system of the obstruct liquid of the mechanical seal component of preferred implementation of the present utility model is illustrated, but, the utility model is not limited to above-mentioned concrete mode of execution, only otherwise depart from the scope of claim, can carry out various distortion or change.The utility model comprises various distortion within the scope of the claims and change.
Claims (4)
1. a circulatory system for the obstruct liquid of mechanical seal component, is characterized in that,
There is air supply source, intercept liquid storage tank, diaphragm pump and control gear,
Described air supply source is communicated with the upper end of described obstruct liquid storage tank via the air supply pipe being provided with pressure regulator valve,
The upper end of described obstruct liquid storage tank is via the obstruct liquid outlet of drain pipe and described mechanical seal component, and the lower end of described obstruct liquid storage tank is communicated with via the obstruct liquid entrance of the liquid inlet pipe with described mechanical seal component that are provided with described diaphragm pump,
The driving mouth of described diaphragm pump is communicated with via the downstream side of connecting tube with the described pressure regulator valve of described air supply pipe,
Described control gear regulates the opening and closing of described pressure regulator valve based on the pressure of the organic working medium bootstrap system be connected with described mechanical seal component.
2. the circulatory system of the obstruct liquid of mechanical seal component according to claim 1, is characterized in that, described liquid inlet pipe is provided with separator.
3. the circulatory system of the obstruct liquid of mechanical seal component according to claim 2, is characterized in that, described connecting tube is provided with normally open valve.
4. the circulatory system of the obstruct liquid of mechanical seal component according to claim 3, is characterized in that, in described obstruct liquid storage tank, be provided with condenser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520058181.3U CN204532443U (en) | 2015-01-28 | 2015-01-28 | The circulatory system of the obstruct liquid of mechanical seal component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520058181.3U CN204532443U (en) | 2015-01-28 | 2015-01-28 | The circulatory system of the obstruct liquid of mechanical seal component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204532443U true CN204532443U (en) | 2015-08-05 |
Family
ID=53746461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520058181.3U Expired - Fee Related CN204532443U (en) | 2015-01-28 | 2015-01-28 | The circulatory system of the obstruct liquid of mechanical seal component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204532443U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105286084A (en) * | 2015-12-09 | 2016-02-03 | 龙岩烟草工业有限责任公司 | Pressure stabilizing device, tipping paper gluing rotor cooling system and cigarette making machine |
| CN115315316A (en) * | 2020-03-05 | 2022-11-08 | 福伊特专利有限公司 | Fiber processing device |
-
2015
- 2015-01-28 CN CN201520058181.3U patent/CN204532443U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105286084A (en) * | 2015-12-09 | 2016-02-03 | 龙岩烟草工业有限责任公司 | Pressure stabilizing device, tipping paper gluing rotor cooling system and cigarette making machine |
| CN115315316A (en) * | 2020-03-05 | 2022-11-08 | 福伊特专利有限公司 | Fiber processing device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109798157B (en) | Condensing and back-pumping coupled steam extraction integrated system for thermoelectric unit power peak regulation and operation method thereof | |
| CN112762637B (en) | Absorption heat pump waste heat recovery device and method driven by auxiliary steam | |
| CN108425706B (en) | Shaft seal steam supply system for secondary reheating unit and control method of shaft seal steam supply system | |
| CN204532443U (en) | The circulatory system of the obstruct liquid of mechanical seal component | |
| CN207245763U (en) | A kind of high temperature gas cooled reactor Turbine Steam gland sealing steam supply system | |
| WO2021103054A1 (en) | Multi-parallel carbon dioxide heat pump control method based on target load control | |
| CN108468575B (en) | System for changing extraction condensing unit into back pressure unit based on injection heat pump and operation method thereof | |
| CN206329496U (en) | The afterheat utilizing system of screw-rod air compressor | |
| CN207348910U (en) | A kind of natural gas afterheat power generation turbine pipe-line system | |
| CN105888845A (en) | Natural gas differential pressure cold energy utilization device | |
| CN207180461U (en) | A kind of adjustable water distribution optimization device of film-cooled heat | |
| CN205779511U (en) | Active second wind cooling system at the bottom of wind-power electricity generation closed tower | |
| CN209687558U (en) | A kind of steam turbine of thermal power plant low-vacuum-operating phase gland packing leakage processing mechanism | |
| CN209706180U (en) | A kind of low pressure optical axis heating system | |
| CN205714311U (en) | A kind of Novel fire power plant small turbine axle envelope steam bleeding system | |
| CN212690124U (en) | Steam turbine starting stage exhaust steam recovery system | |
| CN203980397U (en) | Air compressor machine recuperation of heat heating equipment | |
| CN102619729B (en) | Waste heat recovery system for air compressor | |
| CN208045253U (en) | Power transformer water cooling plant | |
| CN205189971U (en) | 600MW grade direct air cooling unit bearing seal overflow vapor recovery system | |
| CN206754781U (en) | A kind of vertical oil pump band check-valves outlet line | |
| CN206256941U (en) | A kind of condensing turbine organic working medium circulating cooling system | |
| CN215595736U (en) | Heating device for recovering heat of gas turbine housing to supply natural gas | |
| CN216922242U (en) | Steam leakage pipeline for main valve and adjusting valve rod of steam turbine | |
| CN205388429U (en) | Air cooling unit high back pressure circulating water supplies heat energy -saving system |
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: 20150805 |