CN105508312A - Mechanical seal auxiliary system - Google Patents
Mechanical seal auxiliary system Download PDFInfo
- Publication number
- CN105508312A CN105508312A CN201410497311.3A CN201410497311A CN105508312A CN 105508312 A CN105508312 A CN 105508312A CN 201410497311 A CN201410497311 A CN 201410497311A CN 105508312 A CN105508312 A CN 105508312A
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- China
- Prior art keywords
- sealing liquid
- outlet
- mechanical seal
- auxiliary system
- seal liquid
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Abstract
The invention provides a mechanical seal auxiliary system, which comprises a support, wherein a seal liquid outlet and a seal liquid inlet are arranged on the support, the seal liquid outlet and the seal liquid inlet are respectively connected with a seal liquid inlet and a seal liquid outlet of a mechanical seal structure to form a closed circulation loop, and a heat exchanger, a pressure transmitter, a pressure gauge and an energy accumulator are sequentially arranged between the seal liquid outlet and the seal liquid inlet. The invention adopts the air bag type energy accumulator, can provide a stable pressure source for a system pipeline, adopts the heat exchanger to cool the sealing liquid, takes away heat generated by friction between a high-temperature environment and a sealing surface in time, adopts monitoring instruments such as a pressure gauge, a pressure transmitter and the like, can output an alarm signal, and effectively monitors the system in time, so that the system is more automatic and intelligent.
Description
Technical field
The present invention relates to a kind of hydraulic system, being specifically related to a kind of for providing pressure to the Seal cage of mechanical seal structure, and with the Mechanical Seal Auxiliary System of circulating cooling effect.
Background technique
Along with improving constantly of throughput and technological level, increasing high parameter (high temperature, high pressure, at a high speed) mechanical seal structure is developed and applies, the harsh operating mode of these high temperature, high pressure, also more and more higher to the requirement of the sealing liquid auxiliary system of mechanical seal structure, require that auxiliary system working stability is reliable, can effectively cool sealing, and can to the monitoring state of mechanical seal.To a certain extent, the auxiliary system of sealing determines effect and the working life of mechanical seal.
Summary of the invention
The problem to be solved in the present invention is to provide a kind of Mechanical Seal Auxiliary System, and this system can be good at solving the problem under being used for high parameter operating mode, ensures the sealing effect of mechanical seal, improves the working life of mechanical seal.For solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of Mechanical Seal Auxiliary System, comprise support, described support is provided with sealing liquid outlet, sealing liquid import, described sealing liquid outlet is connected with the sealing liquid inlet/outlet of mechanical seal structure respectively with described sealing liquid import, form a closed cycle loop, between described sealing liquid outlet and described sealing liquid import, heat exchanger, pressure transmitter, pressure gauge, accumulator are installed successively; Described heat exchanger has cooling water intake and coolant outlet, described coolant intake connects cold water source mouth, and described coolant outlet connects hot water outlet, forms cooling water supply pipeline; Described pressure transmitter is connected with alarm; Described sealing liquid outlet top be provided with liquid supplementation pipe, described liquid supplementation pipe one end is connected with described closed cycle loop, and the other end passes through fluid infusion mouth and is connected with liquid supply device.
Described accumulator is bladder accumulator, and described bladder accumulator is provided with nitrogen inflation inlet.
Described liquid supplementation pipe is provided with the solenoid valve for controlling amount infused.
The advantage that the present invention has and good effect are:
1. with bladder accumulator in Mechanical Seal Auxiliary System described in, stable pressure source can be provided to system pipeline, adopt bladder accumulator, the sealing liquid provided in the gas of pressure and pipeline can be isolated, gas is prevented under high pressure to be dissolved in sealing liquid, enter sealing surface with sealing liquid, worsen sealed environment;
2. described in, Mechanical Seal Auxiliary System is with heat exchanger, can cool sealing liquid, take away due to hot environment and the fricative heat of sealing surface in time, ensure that mechanical seal is operated in a suitable ambient temperature, liquid film gasification between avoiding due to sealing surface, cause seal wears violent, produce the failure modes such as hot tearing;
3. Mechanical Seal Auxiliary System described in is provided with pressure gauge and pressure send the monitoring devices such as device, can output alarm signal, timely and effectively system is monitored, makes system automation more, intellectuality, go up very much degree decreases due to not in time, the accident that causes of the personal factor such as not careful;
4. described in, Mechanical Seal Auxiliary System is with liquid supplementation pipe, when intrasystem sealing liquid reduces to down in limited time owing to revealing, and can in time to system fluid infusion;
5. various component, pipeline, instrument etc. in Mechanical Seal Auxiliary System described in are installed concentratedly on same support, in-site installation, simple to operate, not easily occur the problem produced due to setup error or operation.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention
Fig. 2 is the left TV structure schematic diagram of Fig. 1
In figure: 1. heat exchanger 2. bladder accumulator 3. pressure transmitter 4. pressure gauge 5. support A. cooling water intake B. coolant outlet C. liquid port D. sealing liquid outlet E. sealing liquid import F. fluid infusion mouth G. nitrogen inflation inlet
Embodiment
As shown in Figure 1, 2, the invention provides a kind of Mechanical Seal Auxiliary System, comprise support, support is provided with sealing liquid outlet D, sealing liquid import E, sealing liquid outlet D is connected with the sealing liquid inlet/outlet of mechanical seal structure respectively with sealing liquid import E, form a closed cycle loop, between sealing liquid outlet D and sealing liquid import E, heat exchanger 1, pressure transmitter 3, pressure gauge 4, bladder accumulator 2 are installed successively; Heat exchanger 1 there is cooling water intake A and coolant outlet B, coolant intake A connects cold water source mouth, and coolant outlet B connects hot water outlet, forms cooling water supply pipeline, heat exchanger 1 can cool in time to sealing liquid, takes away due to hot environment and the fricative heat of sealing surface; Pressure transmitter 3 is connected with alarm, is used for monitoring circulation loop pressure; The sealing liquid provided in the gas of pressure and pipeline can be isolated by bladder accumulator 2, prevents gas to be under high pressure dissolved in sealing liquid, enters sealing surface with sealing liquid, worsens sealed environment; Sealing liquid outlet D above be provided with liquid supplementation pipe, liquid supplementation pipe one end is connected with closed cycle loop, the other end is connected with liquid supply device by fluid infusion mouth F, be used for supplementing sealing liquid to loop, bladder accumulator 2 is provided with nitrogen inflation inlet G, be used for the airbag aeration of bladder accumulator, liquid supplementation pipe is provided with the solenoid valve for controlling amount infused.
During auxiliary system work, sealing liquid outlet D is connected with the sealing liquid inlet/outlet of mechanical seal structure respectively with sealing liquid import E, form a closed cycle loop, sealing liquid from mechanical seal structure out after to enter from import E and connect heat exchanger 1, what heat exchanger 1 was provided with has cooling water intake A and coolant outlet B, and turnover cooling water is used for cooling sealing liquid.Sealing liquid enters mechanical seal structure through sealing liquid outlet D after heat exchanger 1 is lowered the temperature.The bladder accumulator 2 be provided with in closed cycle loop, is used for maintaining the pressure in whole loop, and be bladder accumulator due to what adopt, gas can not be dissolved in sealing liquid.Pressure transmitter 3 and pressure gauge 4 being housed in circulation loop, can being used for monitoring loop pressure, controlling alarm by arranging force value, when pressure exceeds normal range of operation alarm, remind staff, make this system safer at work.
Above one embodiment of the present of invention have been described in detail, but described content being only preferred embodiment of the present invention, can not being considered to for limiting practical range of the present invention.All equalizations done according to the present patent application scope change and improve, and all should still belong within patent covering scope of the present invention.
Claims (3)
1. a Mechanical Seal Auxiliary System, it is characterized in that: comprise support, described support is provided with sealing liquid outlet, sealing liquid import, described sealing liquid outlet is connected with the sealing liquid inlet/outlet of mechanical seal structure respectively with described sealing liquid import, form a closed cycle loop, between described sealing liquid outlet and described sealing liquid import, heat exchanger, pressure transmitter, pressure gauge, accumulator are installed successively; Described heat exchanger has cooling water intake and coolant outlet, described coolant intake connects cold water source mouth, and described coolant outlet connects hot water outlet, forms cooling water supply pipeline; Described pressure transmitter is connected with alarm; Described sealing liquid outlet top be provided with liquid supplementation pipe, described liquid supplementation pipe one end is connected with described closed cycle loop, and the other end passes through fluid infusion mouth and is connected with liquid supply device.
2. a kind of Mechanical Seal Auxiliary System according to claim 1, is characterized in that: described accumulator is bladder accumulator, and described bladder accumulator is provided with nitrogen inflation inlet.
3. a kind of Mechanical Seal Auxiliary System according to claim 1 and 2, is characterized in that: described liquid supplementation pipe is provided with the solenoid valve for controlling amount infused.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410497311.3A CN105508312A (en) | 2014-09-25 | 2014-09-25 | Mechanical seal auxiliary system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410497311.3A CN105508312A (en) | 2014-09-25 | 2014-09-25 | Mechanical seal auxiliary system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105508312A true CN105508312A (en) | 2016-04-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410497311.3A Pending CN105508312A (en) | 2014-09-25 | 2014-09-25 | Mechanical seal auxiliary system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105508312A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58182453A (en) * | 1982-04-20 | 1983-10-25 | Toshiba Corp | Feeder for sealing oil of rotary electric machine |
| JPS59166766A (en) * | 1983-03-11 | 1984-09-20 | Toshiba Corp | Shaft seal apparatus |
| CN200993028Y (en) * | 2006-12-30 | 2007-12-19 | 潘健 | Steam turbine low-pressure shaft seal water-sealing system |
| CN102220886A (en) * | 2011-05-16 | 2011-10-19 | 西安交通大学 | Device and method for automatically adjusting seal pressure of helical groove at shaft end of turbine |
| EP2716944A1 (en) * | 2012-10-04 | 2014-04-09 | Sulzer Pumpen Ag | A sealing arrangement for a rotating shaft |
| CN203602963U (en) * | 2013-11-25 | 2014-05-21 | 无锡市康佰液压气动机械有限公司 | Hydraulic system of calender |
| CN203796332U (en) * | 2014-02-19 | 2014-08-27 | 山东青能动力股份有限公司 | High-speed turbine shaft gland system for power cycling of organic working media |
-
2014
- 2014-09-25 CN CN201410497311.3A patent/CN105508312A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58182453A (en) * | 1982-04-20 | 1983-10-25 | Toshiba Corp | Feeder for sealing oil of rotary electric machine |
| JPS59166766A (en) * | 1983-03-11 | 1984-09-20 | Toshiba Corp | Shaft seal apparatus |
| CN200993028Y (en) * | 2006-12-30 | 2007-12-19 | 潘健 | Steam turbine low-pressure shaft seal water-sealing system |
| CN102220886A (en) * | 2011-05-16 | 2011-10-19 | 西安交通大学 | Device and method for automatically adjusting seal pressure of helical groove at shaft end of turbine |
| EP2716944A1 (en) * | 2012-10-04 | 2014-04-09 | Sulzer Pumpen Ag | A sealing arrangement for a rotating shaft |
| CN203602963U (en) * | 2013-11-25 | 2014-05-21 | 无锡市康佰液压气动机械有限公司 | Hydraulic system of calender |
| CN203796332U (en) * | 2014-02-19 | 2014-08-27 | 山东青能动力股份有限公司 | High-speed turbine shaft gland system for power cycling of organic working media |
Non-Patent Citations (1)
| Title |
|---|
| 张宝琴、袁旭芳主编: "《液压传动与采掘机械》", 31 December 2012 * |
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Application publication date: 20160420 |