CN103807183B - Mechanical sealing performance measurement condition simulator - Google Patents
Mechanical sealing performance measurement condition simulator Download PDFInfo
- Publication number
- CN103807183B CN103807183B CN201410032979.0A CN201410032979A CN103807183B CN 103807183 B CN103807183 B CN 103807183B CN 201410032979 A CN201410032979 A CN 201410032979A CN 103807183 B CN103807183 B CN 103807183B
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- cylindrical shell
- fluid
- mechanical seal
- pumping ring
- washing solution
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- Mechanical Sealing (AREA)
Abstract
Mechanical sealing performance measurement condition simulator of the present invention, comprise cylindrical shell (1), axle sleeve (2), mechanical seal chamber cylinder (3), radial pumping ring (4), cylindrical shell (1) front end shutoff is with mechanical seal device (5), radial pumping ring (4) offers axial pressure balance through hole (41), cylindrical shell (1) offers liquid inlet pipe (16 ') and drain pipe (14 '), mechanical seal chamber cylinder (3) offers washing solution inlet opening (31), washing solution liquid inlet pipe (31 ') is communicated with the drain pipe (14 ') on cylindrical shell (1), flowmeter (33) and electric controlled regulating valve (34) is provided with in the upper series connection of washing solution liquid inlet pipe (31 ').For mechanical sealing performance test provides one can be sealed in the full working scope environment worked in pump by analog mechanical completely.
Description
Technical field
What the present invention relates to is carry out testing operating mode (the pump mechanical sealing chamber operating mode) simulator used to mechanical seal device.It can provide the simulated condition environment such as (temperature and pressure in pump mechanical sealing chamber operating mode) for mechanical sealing performance test.
Background technique
Prior art as shown in Figure 1, by cylindrical shell 1, axle sleeve 2, land 8, axially conveying pumping ring 4, cylindrical shell 1 front end shutoff mechanical seal device 5 are formed, axle sleeve 2 is installed with the axial conveying axis that coordinates with cylindrical shell 1 inner ring surface to pumping ring 4, on cylindrical shell 1, the left and right side of pumping ring 4 offers medium respectively and exports and inlet opening 9,10.When it uses, cylindrical shell 1 is fixedly mounted on cantilever shaft type mechanical seal experiment stand, and axle sleeve 2 coordinates with the cantilevered axle of experiment stand to be installed and is bolted to connection.Land 8 is fixedly connected with the front end of cylindrical shell 1, on land 8 and axle sleeve 2, then install the tested mechanical seal device 7 be made up of gland 71, static components 72, moving ring assembly 73.
The mechanical sealing performance test operating mode simulator of above-mentioned prior art, cylindrical shell 1 inner chamber provides the mixture condition environment that is only had temperature and pressure to tested mechanical seal device 7.It is axially carried between the medium inlet being set to cylindrical shell 1 inner chamber of pumping ring 4 and outlet and provides circulation power, object is by the medium in cylindrical shell 1 inner chamber because tested mechanical seal device 7 dynamic and static ring frictional heat is taken away, and axial conveying-type pumping ring 4 can only be applied to and carries out one-way rotation testing to tested mechanical seal device 7.In addition, land 8 plays the supporting connection function of gland 71 with tested mechanical seal device 7, and can not simulate tested mechanical seal device 7 active chamber structure, land 8 can not simulate the flow field operating mode situation of rinsing tested mechanical seal device 7; It is actually the agitaion of the pumping ring that centrifugal radial exports by axially carrying pumping ring 4 to simulate really.Namely the mixture condition in the pump chamber that the tested tool seal arrangement 7 of the simulation that above-mentioned prior art can not be very truly complete works and flow field environment.So more accurately comprehensive Performance Detection can not be carried out to tested mechanical seal device 7.
Summary of the invention
The object of the invention is to improve for above-mentioned the deficiencies in the prior art, provide a kind of manufacturing easy, the mechanical sealing performance measurement condition simulator of simulation practical application operating mode that can be truly complete.To realize carrying out more accurately comprehensively Performance Detection to tested mechanical seal device 7.
Object of the present invention is to provide a kind of mechanical seal device testing property pump mechanical sealing chamber Work condition analogue device specifically.As the mechanical seal device testing property Work condition analogue device for core 2 grades of pumps.
The present invention includes cylindrical shell 1, axle sleeve 2, mechanical seal chamber cylinder 3, radial pumping ring 4, cylindrical shell 1 front end shutoff mechanical seal device 5, axle sleeve 2 fixedly mounts the radial pumping ring 4 coordinated with cylindrical shell 1 inner ring surface, the shaft sleeve part 40 of radial pumping ring 4 offers axial pressure balance through hole 41, circulate and pressure balance to make minding of axial pumping ring 4 left and right sides, on cylindrical shell 1 inner ring surface, corresponding radial pumping ring 4 offers fluid annular groove 11, this fluid annular groove 11 is fixedly connected with cylindrical shell 1 and is provided with the fluid baffle 13 that section is taper type, the side, front and back of corresponding fluid baffle 13 sets out fluid apertures 14a respectively on cylindrical shell 1, 14b, two liquid outlet opening 14a of side before and after baffle 13, 14b is communicated with by the drain pipe 14 ' be connected on cylindrical shell 1 and converges, drain pipe 14 ' is connected with radiator 18, relative with baffle 13 fluid annular groove 11 to side is fixedly connected with cylindrical shell 1, to be provided with section be meniscate guide plate 15, fluid annular groove 11, fluid baffle 13, crescent form deflector plates 15 forms the scroll casing shape fluid runner of radial pumping ring 4, away from two liquid outlet opening 14a of side before and after baffle 13 on cylindrical shell 1, 14b offers inlet opening 16 and liquid inlet pipe 16 ', mechanical seal chamber cylinder 3 offers washing solution inlet opening 31, washing solution inlet opening 31 is communicated with the drain pipe 14 ' on cylindrical shell 1 by liquid inlet pipe 31 ', flowmeter 33 and electric controlled regulating valve 34 is provided with in the upper series connection of washing solution liquid inlet pipe 31 '.Liquid outlet opening 14a, 14b on cylindrical shell 1, inlet opening 16, radial pumping ring 4 and mechanical seal chamber cylinder 3 and on the washing solution inlet opening 31 offered define Seal cage structure and the operating mode flow field condition of the application of real tested mechanical seal device 7.
When the present invention uses, cylindrical shell 1 is fixedly mounted on cantilever shaft type mechanical seal experiment stand, and axle sleeve 2 coordinates with the cantilevered axle of experiment stand to be installed and is bolted to connection.Mechanical seal chamber cylinder 3 is fixedly connected with the front end of cylindrical shell 1, on mechanical seal chamber cylinder 3 and axle sleeve 2, then install the tested mechanical seal device 7 be made up of gland 71, static components 72, moving ring assembly 73.
Manufacturing of the present invention is easy, liquid outlet opening 14a, 14b on cylindrical shell 1, inlet opening 16, radial pumping ring 4 and mechanical seal chamber cylinder 3 and on offer rush Seal cage structure and the operating mode flow field condition that liquid inlet opening 31 defines the application of real tested mechanical seal device 7, and radial pumping ring 4 can forward and reverse identical work.Above to connect the flowmeter 33 and electric controlled regulating valve 34 established by rinsing liquid inlet pipe 31 ', that can simulate that flushing feed liquor traffic conditions produces tested mechanical seal device 7 sealability really affects situation.It is to be left by the fricative heat of tested mechanical seal device 7 dynamic and static ring that drain pipe 14 ' is connected with radiator 18, and do not affect and be recycled to inlet opening 16 by drain pipe 14 ' through liquid-storage system and enter into the temperature of medium in simulation chamber, namely the medium temperature that elimination drain pipe 14 ' is recycled to inlet opening 16 through liquid-storage system produces warming phenomenon gradually, ensures that in simulation chamber, medium is in the temperature of simulated condition all the time.
The present invention can be truly complete simulation tested mechanical seal device practical application operating mode, being mechanical sealing performance test provides one can be sealed in the full working scope environment of work in pump by analog mechanical completely, realizes carrying out more accurately comprehensively Performance Detection to tested mechanical seal device 7.Fully meet and the mechanical seal device testing property of core 2 grades of pumps is used.
Accompanying drawing explanation
Fig. 1 is prior art structural representation.
Fig. 2 is embodiment of the present invention structural representation.
Fig. 3 is the A-A sectional view of Fig. 2.
Fig. 4 is radial pumping ring 4 structural representation.
Embodiment
The present invention is by cylindrical shell 1, axle sleeve 2, mechanical seal chamber cylinder 3, radial pumping ring 4, cylindrical shell 1 front end shutoff mechanical seal device 5 is formed, axle sleeve 2 fixedly mounts the radial pumping ring 4 coordinated with cylindrical shell 1 inner ring surface, the shaft sleeve part 40 of radial pumping ring 4 offers axial pressure balance through hole 41, on cylindrical shell 1 inner ring surface, corresponding radial pumping ring 4 offers fluid annular groove 11, this fluid annular groove 11 is fixedly connected with cylindrical shell 1 and is provided with the fluid baffle 13 that section is taper type, the side, front and back of corresponding fluid baffle 13 sets out fluid apertures 14a respectively on cylindrical shell 1, 14b, two liquid outlet opening 14a of side before and after baffle 13, 14b is communicated with by the drain pipe 14 ' be connected on cylindrical shell 1 and converges, drain pipe 14 ' is connected with radiator 18, relative with baffle 13 fluid annular groove 11 to side is fixedly connected with cylindrical shell 1, to be provided with section be meniscate guide plate 15, fluid annular groove 11, fluid baffle 13, crescent form deflector plates 15 forms the scroll casing shape fluid runner of radial pumping ring 4, away from two liquid outlet opening 14a of side before and after baffle 13 on cylindrical shell 1, 14b offers inlet opening 16 and liquid inlet pipe 16 ', the internal diameter size of mechanical seal chamber cylinder 3 and shape are internal diameter internal diameter size and the shape in the mechanical seal chamber of similar mechanical seal arrangement practical application, mechanical seal chamber cylinder 3 offers washing solution inlet opening 31, washing solution inlet opening 31 is communicated with the drain pipe 14 ' on cylindrical shell 1 by liquid inlet pipe 31 ', flowmeter 33 and electric controlled regulating valve 34 is provided with in the upper series connection of washing solution liquid inlet pipe 31 '.
The washing solution inlet opening 31 that liquid outlet opening 14a, 14b on cylindrical shell 1, inlet opening 16, radial pumping ring 4 and mechanical seal chamber cylinder 3 are offered defines mechanism seals cavity configuration and the operating mode flow field condition of approximate real tested mechanical seal device 7 application.
Claims (1)
1. mechanical sealing performance measurement condition simulator, it is characterized in that: comprise cylindrical shell (1), axle sleeve (2), mechanical seal chamber cylinder (3), radial pumping ring (4), cylindrical shell (1) front end shutoff is with mechanical seal device (5), the radial pumping ring (4) coordinated with cylindrical shell (1) inner ring surface is above fixedly mounted at axle sleeve (2), the shaft sleeve part (40) of radial pumping ring (4) offers axial pressure balance through hole (41), on cylindrical shell (1) inner ring surface, corresponding radial pumping ring (4) offers fluid annular groove (11), above be fixedly connected with cylindrical shell (1) at this fluid annular groove (11) and be provided with the fluid baffle (13) that section is taper type, the side, front and back of corresponding fluid baffle (13) sets out fluid apertures (14a respectively on cylindrical shell (1), 14b), two liquid outlet opening (14a of side before and after fluid baffle (13), 14b) converged by drain pipe (the 14 ') connection be connected on cylindrical shell (1), drain pipe (14 ') is connected with radiator (18), fluid annular groove (11) relative with fluid baffle (13) to side is fixedly connected with cylindrical shell (1), to be provided with section be meniscate guide plate (15), fluid annular groove (11), fluid baffle (13), crescent form deflector plates (15) forms the scroll casing shape fluid runner of radial pumping ring (4), away from two liquid outlet opening (14a of side before and after fluid baffle (13) on cylindrical shell (1), 14b) offer inlet opening (16) and liquid inlet pipe (16 '), mechanical seal chamber cylinder (3) offers washing solution inlet opening (31), washing solution inlet opening (31) is communicated with the drain pipe (14 ') on cylindrical shell (1) by liquid inlet pipe (31 '), flowmeter (33) and electric controlled regulating valve (34) is provided with in the upper series connection of washing solution liquid inlet pipe (31 ').
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410032979.0A CN103807183B (en) | 2014-01-21 | 2014-01-21 | Mechanical sealing performance measurement condition simulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410032979.0A CN103807183B (en) | 2014-01-21 | 2014-01-21 | Mechanical sealing performance measurement condition simulator |
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| Publication Number | Publication Date |
|---|---|
| CN103807183A CN103807183A (en) | 2014-05-21 |
| CN103807183B true CN103807183B (en) | 2015-09-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410032979.0A Active CN103807183B (en) | 2014-01-21 | 2014-01-21 | Mechanical sealing performance measurement condition simulator |
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| Country | Link |
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| CN (1) | CN103807183B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6761320B2 (en) * | 2015-12-24 | 2020-09-23 | イーグルブルグマンジャパン株式会社 | mechanical seal |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201237546Y (en) * | 2008-07-04 | 2009-05-13 | 沈阳北碳密封有限公司 | High temperature fluid machine rotating shaft mechanical seal test apparatus |
| CN202732307U (en) * | 2012-09-04 | 2013-02-13 | 哈尔滨电气动力装备有限公司 | Three-stage fluid dynamic pressure mechanical sealing test device |
| CN203702586U (en) * | 2014-01-21 | 2014-07-09 | 丹东克隆集团有限责任公司 | Working condition simulation device for mechanical seal performance test |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61144543A (en) * | 1984-12-18 | 1986-07-02 | Eagle Ind Co Ltd | Mechanical seal tester |
| JPH04119266A (en) * | 1990-09-05 | 1992-04-20 | Nikko Kyodo Co Ltd | Mechanical seal test jig |
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2014
- 2014-01-21 CN CN201410032979.0A patent/CN103807183B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201237546Y (en) * | 2008-07-04 | 2009-05-13 | 沈阳北碳密封有限公司 | High temperature fluid machine rotating shaft mechanical seal test apparatus |
| CN202732307U (en) * | 2012-09-04 | 2013-02-13 | 哈尔滨电气动力装备有限公司 | Three-stage fluid dynamic pressure mechanical sealing test device |
| CN203702586U (en) * | 2014-01-21 | 2014-07-09 | 丹东克隆集团有限责任公司 | Working condition simulation device for mechanical seal performance test |
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| CN103807183A (en) | 2014-05-21 |
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