CN102852758A - Full-vacuum pump pool - Google Patents
Full-vacuum pump pool Download PDFInfo
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- CN102852758A CN102852758A CN2012103053020A CN201210305302A CN102852758A CN 102852758 A CN102852758 A CN 102852758A CN 2012103053020 A CN2012103053020 A CN 2012103053020A CN 201210305302 A CN201210305302 A CN 201210305302A CN 102852758 A CN102852758 A CN 102852758A
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- vacuum
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- pump
- liquid outlet
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Abstract
The invention discloses a full-vacuum pump pool, which relates to the field of mechanical technologies. By adopting a 'full vacuum' key technology, the full-vacuum pump pool is characterized in that a flange plate of a vacuum male flange of a liquid outlet is fixedly connected with a flange plate of a vacuum female flange of the liquid outlet, the flange plate of the vacuum female flange of the liquid outlet is fixedly connected with a flange plate of an upper cover of a vacuum large flange, the flange plate of the upper cover of the vacuum large flange is fixedly connected with a flange plate at the upper end of a vacuum tank body of the pump pool, the vacuum tank body of the pump pool is fixedly connected with a vacuum female flange of an air return port and a vacuum female flange of an liquid inlet, a flange plate of the vacuum female flange of the air return port is fixedly connected with a flange plate of a vacuum male flange of the air return port, a flange plate of the vacuum female flange of the liquid inlet is fixedly connected with a flange plate of a vacuum male flange of the liquid inlet, the vacuum tank body of the pump pool is fixedly connected with a vacuum seal joint of the tank body of the pump pool, the upper cover of the vacuum large flange is fixedly connected with a vacuum seal joint of the upper cover of the large flange, and a connecting tube at the lower end of the vacuum female flange of the liquid outlet is fixedly connected with a liquid outlet pipe of a low-temperature immersed pump. The full-vacuum pump pool disclosed by the invention is applied to liquefied natural gas transportation and is good in vacuum heat-insulating property as well as safe and reliable.
Description
Technical field
Vacuum pump of the present invention pond relates to field of mechanical technique; Be particularly related to the dynamic container field of mechanical technique of companion under certain pressure; Be specifically related to vacuum pump pool technology field.
Background technique
So-called pump pond, that the low temperature immersed pump is installed in device in the pump pond tank body of filling LNG Liquefied natural gas, because pump pond tank body just looks like to be that LNG Liquefied natural gas has equally been filled in a pond, jointly be referred to as the pump pond in order to the pump pond tank body of low temperature immersed pump will be installed; The pump pond is the title of an image, is again unified that use, special use, major name in the industry.The predominant use in pump pond is: input LNG Liquefied natural gas on the automobile of various use LNG Liquefied natural gas, the LNG Liquefied natural gas of loading in the tank car be input in the gas station of LNG Liquefied natural gas, from mother station LNG Liquefied natural gas be input to (in order to shunting to the substation from mother station) the tank car ... Deng, be the power source of liquefied natural gas station.Present pump pond, exist simple in structure and be short of scientific and reasonable, need to carry out insulation to pump pond tank body and process, exist certain potential safety hazard, vacuum insulation poor-performing, not enough, the defective such as elegant in appearance not and drawback.Based on inventor's professional knowledge and working experience and to the unremitting pursue of cause, in conscientious and fully investigation, understand, analyze, sum up, on the existing known technology of research and the present situation basis, take " vacuum " key technology, succeeded in developing the present invention; Deficiency, defective and drawback that existing known technology and present situation exist have been solved.
Summary of the invention
The present invention takes " vacuum " key technology, the flange plate of the flange plate of its liquid outlet vacuum public law orchid and liquid outlet vacuum mother law orchid, the flange plate of liquid outlet vacuum mother law orchid and the flange plate of the large flange loam cake of vacuum, the flange plate of the flange plate of the large flange loam cake of vacuum and pump pond vacuum tank upper end, pump pond vacuum tank and gas returning port vacuum mother law orchid and liquid entering hole vacuum mother law are blue, the flange plate of the flange plate of gas returning port vacuum mother law orchid and gas returning port vacuum public law orchid, the flange plate of the flange plate of liquid entering hole vacuum mother law orchid and liquid entering hole vacuum public law orchid, pump pond vacuum tank and pump pond tank body vacuum seal joint, the large flange loam cake of vacuum and large flange loam cake vacuum seal joint, the connecting tube of the blue lower end of liquid outlet vacuum mother law all is fixedly connected with the drain pipe of low temperature immersed pump.
1., take " vacuum " key technology the purpose that reaches by the present invention is:, provide the new product in " vacuum pump pond ".2., make unique practical, the design science of design of the present invention rationally, simple and ingenious structure, effect stability is reliable, overall appearance is generous.3., make vacuum insulation performance of the present invention good.4., make of the present invention safe and reliablely, stop potential safety hazard.5., solve deficiency, defective and the drawback of existing known technology and present situation.6., make the present invention's low, convenient wide popularization and application of using and be beneficial to of being convenient to be made.
For achieving the above object, technological scheme provided by the invention is:
A kind of vacuum pump pond, blue by liquid outlet vacuum public law orchid, liquid outlet vacuum mother law orchid, the large flange loam cake of vacuum, pump pond vacuum tank, gas returning port vacuum mother law, gas returning port vacuum public law is blue, liquid entering hole vacuum mother law is blue, liquid entering hole vacuum public law is blue, pump pond tank body vacuum seal joint, large flange loam cake vacuum seal joint, low temperature immersed pump consist of;
Described vacuum pump pond, the flange plate of the flange plate of its liquid outlet vacuum public law orchid and liquid outlet vacuum mother law orchid, the flange plate of liquid outlet vacuum mother law orchid and the flange plate of the large flange loam cake of vacuum, the flange plate of the flange plate of the large flange loam cake of vacuum and pump pond vacuum tank upper end, pump pond vacuum tank and gas returning port vacuum mother law orchid and liquid entering hole vacuum mother law are blue, the flange plate of the flange plate of gas returning port vacuum mother law orchid and gas returning port vacuum public law orchid, the flange plate of the flange plate of liquid entering hole vacuum mother law orchid and liquid entering hole vacuum public law orchid, pump pond vacuum tank and pump pond tank body vacuum seal joint, the large flange loam cake of vacuum and large flange loam cake vacuum seal joint, the connecting tube of the blue lower end of liquid outlet vacuum mother law all is fixedly connected with the drain pipe of low temperature immersed pump.
Described vacuum pump pond, described liquid outlet vacuum public law is blue, the large flange loam cake of vacuum, gas returning port vacuum mother law is blue, gas returning port vacuum public law is blue, liquid entering hole vacuum mother law is blue, the end that liquid entering hole vacuum public law orchid is vacuum tube is provided with the structure of flange plate, described liquid outlet vacuum mother law orchid is provided with the structure that the flange plate lower end is provided with connecting tube for the upper end of vacuum tube, described pump pond vacuum tank is the structure that the upper end of vacuum tank is provided with flange plate, the shutoff that described pump pond tank body vacuum seal joint vacuumizes for pump pond tank body, the shutoff that described large flange loam cake vacuum seal joint vacuumizes for large flange loam cake, described low temperature immersed pump is liquor pump.
Described vacuum pump pond is between the flange plate of the flange plate of described liquid outlet vacuum public law orchid and liquid outlet vacuum mother law orchid, between the flange plate of the flange plate of liquid outlet vacuum mother law orchid and the large flange loam cake of vacuum, between the flange plate of the flange plate of the large flange loam cake of vacuum and pump pond vacuum tank upper end, between the flange plate of the flange plate of gas returning port vacuum mother law orchid and gas returning port vacuum public law orchid, all be placed with packing ring between the flange plate of the flange plate of liquid entering hole vacuum mother law orchid and liquid entering hole vacuum public law orchid.
Owing to having adopted technological scheme provided by the invention; Owing to having adopted " vacuum " key technology; Because the flange plate of its liquid outlet vacuum public law orchid of the present invention and the flange plate of liquid outlet vacuum mother law orchid, the flange plate of liquid outlet vacuum mother law orchid and the flange plate of the large flange loam cake of vacuum, the flange plate of the flange plate of the large flange loam cake of vacuum and pump pond vacuum tank upper end, pump pond vacuum tank and gas returning port vacuum mother law orchid and liquid entering hole vacuum mother law are blue, the flange plate of the flange plate of gas returning port vacuum mother law orchid and gas returning port vacuum public law orchid, the flange plate of the flange plate of liquid entering hole vacuum mother law orchid and liquid entering hole vacuum public law orchid, pump pond vacuum tank and pump pond tank body vacuum seal joint, the large flange loam cake of vacuum and large flange loam cake vacuum seal joint, the connecting tube of the blue lower end of liquid outlet vacuum mother law all is fixedly connected with the drain pipe of low temperature immersed pump.So that the present invention compares with existing known technology and present situation, the beneficial effect of acquisition is:
1, the present invention is taking on " vacuum " key technology basis, and the new product in " vacuum pump pond " is provided.
2, unique practical, the design science of design of the present invention rationally, simple and ingenious structure, effect stability is reliable, overall appearance is generous.
3, vacuum insulation performance of the present invention is good.
What 4, the present invention arranged is safe and reliable, has stopped potential safety hazard.
5, the invention solves deficiency, defective and the drawback of existing known technology and present situation.
6, Security of the present invention shows:
1., vacuum pump of the present invention pond, reduced gas discharging, thereby so that the return-air amount reduces in a large number, discharging reduces, the pump pit level can be more stable, thereby the Security of whole system is promoted greatly, guaranteed the Security of whole system.
2., vacuum pump of the present invention pond, its liquid level can be as existing known technology and present situation, cause liquid level to descend because large flange continues to leak heat, thereby has guaranteed the operation stability of pump, has effectively eliminated potential safety hazard.
7, practicability of the present invention shows:
1., the low temperature field most important is exactly adiabatic, cold insulation.The vacuum flange is given and breakthrough technically, has realized first the vacuum heat-preserving difficult problem of the large flange in pump pond, makes the operation of low temperature immersed pump more stable.
2., vacuum pump of the present invention pond adopts vacuum design fully, all is that vacuum flange connects, pattern not only attractive in appearance and also safely, need not the second time of foaming insulation.
8, Economy of the present invention shows:
1., the heat that produces of the pump housing itself is only limited to its motion itself, the leakage heat of pump pond upper flange can reduce in a large number, so that the BOG that pump itself produces when operation reduces in a large number, thereby has reduced gas discharging.
2., the pump housing in the vacuum pump of the present invention pond is in the termination of pumping situation, inner LNG liquid evaporation speed can reduce greatly, so that the speed that liquid level descends reduces greatly, has increased the time span of twice precooling of the pump housing, thereby increased the standby time of the pump housing, reduced the precooling number of times of the pump housing.
3., vacuum pump of the present invention pond can promote the usability of the pump housing to a certain extent, because the resistance of pump pond return-air has reduced.The needed static pressure head of the pump housing itself also can suitably reduce, and the pump housing can be extracted a part of liquid out again more from storage tank in easy motion, promoted the Economy of tank body.
9, simple and ingenious structure of the present invention and be convenient to that fabricating cost is low, easy to use and effect stability is reliable has significantly improved the technical merit of the industry, is conducive to wide popularization and application.
Description of drawings
Fig. 1 is that the master of the specific embodiment of the invention looks schematic diagram.For the ease of the understanding of the present invention, specially represent with the state that decomposes.
Fig. 2 is the schematic side view of the specific embodiment of the invention.For the ease of the understanding of the present invention, specially represent with the state that decomposes.
Fig. 3 is the schematic perspective view of the specific embodiment of the invention.For the ease of the understanding of the present invention, specially represent with the state that decomposes.
Label among the figure: 1, liquid outlet vacuum public law is blue, 2, liquid outlet vacuum mother law is blue, 3, the large flange loam cake of vacuum, 4, pump pond vacuum tank, 5, gas returning port vacuum mother law is blue, 6, gas returning port vacuum public law is blue, 7, liquid entering hole vacuum mother law is blue, and 8, liquid entering hole vacuum public law is blue, 9, pump pond tank body vacuum seal joint, 10, large flange loam cake vacuum seal joint, 11, the low temperature immersed pump.
Embodiment
Below in conjunction with Figure of description, the present invention is described in detail.Shown in Figure of description 1,2,3:
A kind of vacuum pump pond is made of liquid outlet vacuum public law orchid 1, liquid outlet vacuum mother law orchid 2, the large flange loam cake 3 of vacuum, pump pond vacuum tank 4, gas returning port vacuum mother law orchid 5, gas returning port vacuum public law orchid 6, liquid entering hole vacuum mother law orchid 7, liquid entering hole vacuum public law orchid 8, pump pond tank body vacuum seal joint 9, large flange loam cake vacuum seal joint 10, low temperature immersed pump 11;
Described vacuum pump pond, the flange plate of the flange plate of its liquid outlet vacuum public law orchid 1 and liquid outlet vacuum mother law orchid 2, the flange plate of liquid outlet vacuum mother law orchid 2 and the flange plate of the large flange loam cake 3 of vacuum, the flange plate of the flange plate of the large flange loam cake 3 of vacuum and vacuum tank 4 upper ends, pump pond, pump pond vacuum tank 4 and gas returning port vacuum mother law blue 5 and liquid entering hole vacuum mother law orchid 7, the flange plate of the flange plate of gas returning port vacuum mother law orchid 5 and gas returning port vacuum public law orchid 6, the flange plate of the flange plate of liquid entering hole vacuum mother law orchid 7 and liquid entering hole vacuum public law orchid 8, pump pond vacuum tank 4 and pump pond tank body vacuum seal joint 9, the large flange loam cake 3 of vacuum and large flange loam cake vacuum seal joint 10, the connecting tube of blue 2 lower ends of liquid outlet vacuum mother law all is fixedly connected with the drain pipe of low temperature immersed pump 11.
Described vacuum pump pond, described liquid outlet vacuum public law orchid 1, the large flange loam cake 3 of vacuum, gas returning port vacuum mother law orchid 5, gas returning port vacuum public law orchid 6, liquid entering hole vacuum mother law orchid 7, the end that liquid entering hole vacuum public law orchid 8 is vacuum tube is provided with the structure of flange plate, described liquid outlet vacuum mother law orchid 2 is provided with the structure that the flange plate lower end is provided with connecting tube for the upper end of vacuum tube, described pump pond vacuum tank 4 is provided with the structure of flange plate for the upper end of vacuum tank, tank body vacuum seal joint 9 shutoff that vacuumize for pump pond tank body of described pump pond, 10 shutoff that vacuumize for large flange loam cake of described large flange loam cake vacuum seal joint, described low temperature immersed pump 11 is liquor pump.
Described vacuum pump pond is between the flange plate of the flange plate of described liquid outlet vacuum public law orchid 1 and liquid outlet vacuum mother law orchid 2, between the flange plate of the flange plate of liquid outlet vacuum mother law orchid 2 and the large flange loam cake 3 of vacuum, between the flange plate of the flange plate of the large flange loam cake 3 of vacuum and vacuum tank 4 upper ends, pump pond, between the flange plate of the flange plate of gas returning port vacuum mother law orchid 5 and gas returning port vacuum public law orchid 6, all be placed with packing ring between the flange plate of the flange plate of liquid entering hole vacuum mother law orchid 7 and liquid entering hole vacuum public law orchid 8.
The above is preferred embodiment of the present invention only, is not the present invention is done any pro forma restriction; The those of ordinary skill of all industry all can smooth and easyly be implemented, but in the equivalent variations that does not break away from technical solution of the present invention and make differentiation, is equivalent embodiment of the present invention, all still belongs to technological scheme of the present invention.
Claims (3)
1. a vacuum pump pond is characterized in that: be made of liquid outlet vacuum public law blue (1), liquid outlet vacuum mother law blue (2), the large flange loam cake of vacuum (3), pump pond vacuum tank (4), gas returning port vacuum mother law blue (5), gas returning port vacuum public law blue (6), liquid entering hole vacuum mother law blue (7), liquid entering hole vacuum public law blue (8), pump pond tank body vacuum seal joint (9), large flange loam cake vacuum seal joint (10), low temperature immersed pump (11);
Described vacuum pump pond, the flange plate of the flange plate of its liquid outlet vacuum public law blue (1) and liquid outlet vacuum mother law blue (2), the flange plate of liquid outlet vacuum mother law blue (2) and the flange plate of the large flange loam cake of vacuum (3), the flange plate of the flange plate of the large flange loam cake of vacuum (3) and pump pond vacuum tank (4) upper end, pump pond vacuum tank (4) and gas returning port vacuum mother law blue (5) and liquid entering hole vacuum mother law blue (7), the flange plate of the flange plate of gas returning port vacuum mother law blue (5) and gas returning port vacuum public law blue (6), the flange plate of the flange plate of liquid entering hole vacuum mother law blue (7) and liquid entering hole vacuum public law blue (8), pump pond vacuum tank (4) and pump pond tank body vacuum seal joint (9), the large flange loam cake of vacuum (3) and large flange loam cake vacuum seal joint (10), the connecting tube of blue (2) lower end of liquid outlet vacuum mother law all is fixedly connected with the drain pipe of low temperature immersed pump (11).
2. vacuum pump according to claim 1 pond, it is characterized in that: described liquid outlet vacuum public law blue (1), the large flange loam cake of vacuum (3), gas returning port vacuum mother law blue (5), gas returning port vacuum public law blue (6), liquid entering hole vacuum mother law blue (7), the end that liquid entering hole vacuum public law blue (8) is vacuum tube is provided with the structure of flange plate, described liquid outlet vacuum mother law blue (2) is provided with the structure that the flange plate lower end is provided with connecting tube for the upper end of vacuum tube, described pump pond vacuum tank (4) is provided with the structure of flange plate for the upper end of vacuum tank, the shutoff that described pump pond tank body vacuum seal joint (9) vacuumizes for pump pond tank body, the shutoff that described large flange loam cake vacuum seal joint (10) vacuumizes for large flange loam cake, described low temperature immersed pump (11) is liquor pump.
3. vacuum pump according to claim 1 pond is characterized in that: between the flange plate of described liquid outlet vacuum public law blue (1) and the flange plate of liquid outlet vacuum mother law orchid (2), between the flange plate of liquid outlet vacuum mother law blue (2) and the flange plate of the large flange loam cake of vacuum (3), between the flange plate of the flange plate of the large flange loam cake of vacuum (3) and pump pond vacuum tank (4) upper end, between the flange plate of the flange plate of gas returning port vacuum mother law blue (5) and gas returning port vacuum public law blue (6), all be placed with packing ring between the flange plate of the flange plate of liquid entering hole vacuum mother law blue (7) and liquid entering hole vacuum public law blue (8).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201210305302.0A CN102852758B (en) | 2012-08-24 | 2012-08-24 | Full-vacuum pump pool |
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CN201210305302.0A CN102852758B (en) | 2012-08-24 | 2012-08-24 | Full-vacuum pump pool |
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CN102852758A true CN102852758A (en) | 2013-01-02 |
CN102852758B CN102852758B (en) | 2015-05-20 |
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CN201210305302.0A Active CN102852758B (en) | 2012-08-24 | 2012-08-24 | Full-vacuum pump pool |
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Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS6121471A (en) * | 1984-07-06 | 1986-01-30 | Mitsubishi Electric Corp | Fiber reinforced plastic vacuum vessel |
CN1177699A (en) * | 1997-08-13 | 1998-04-01 | 辽河石油勘探局机械修造集团公司 | Vacuum heat-insulation oil pipe and manufacturing technology therefor |
KR20030095126A (en) * | 2002-06-11 | 2003-12-18 | 주식회사 지에스티 | Double vacuum pipe and manufacturing method thereof |
WO2005095798A1 (en) * | 2004-03-16 | 2005-10-13 | Leybold Vakuum Gmbh | Vacuum system |
CN201103549Y (en) * | 2007-03-28 | 2008-08-20 | 林寿贵 | Natural gas liquid charging-up pump and natural gas liquid charging-up station |
CN201461309U (en) * | 2009-07-28 | 2010-05-12 | 北京长征天民高科技有限公司 | Vacuum insulation device and liquefied natural gas vehicle gassing system |
EP2289645A1 (en) * | 2004-06-29 | 2011-03-02 | SOLVAY (Société Anonyme) | Container and method of manufacturing it |
CN202125431U (en) * | 2011-07-01 | 2012-01-25 | 安瑞科(廊坊)能源装备集成有限公司 | Submerged pump pool and liquefied natural gas conveying device with same |
CN202789486U (en) * | 2012-08-24 | 2013-03-13 | 北京天海工业有限公司 | Full-vacuum pump pool |
-
2012
- 2012-08-24 CN CN201210305302.0A patent/CN102852758B/en active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6121471A (en) * | 1984-07-06 | 1986-01-30 | Mitsubishi Electric Corp | Fiber reinforced plastic vacuum vessel |
CN1177699A (en) * | 1997-08-13 | 1998-04-01 | 辽河石油勘探局机械修造集团公司 | Vacuum heat-insulation oil pipe and manufacturing technology therefor |
KR20030095126A (en) * | 2002-06-11 | 2003-12-18 | 주식회사 지에스티 | Double vacuum pipe and manufacturing method thereof |
WO2005095798A1 (en) * | 2004-03-16 | 2005-10-13 | Leybold Vakuum Gmbh | Vacuum system |
EP2289645A1 (en) * | 2004-06-29 | 2011-03-02 | SOLVAY (Société Anonyme) | Container and method of manufacturing it |
CN201103549Y (en) * | 2007-03-28 | 2008-08-20 | 林寿贵 | Natural gas liquid charging-up pump and natural gas liquid charging-up station |
CN201461309U (en) * | 2009-07-28 | 2010-05-12 | 北京长征天民高科技有限公司 | Vacuum insulation device and liquefied natural gas vehicle gassing system |
CN202125431U (en) * | 2011-07-01 | 2012-01-25 | 安瑞科(廊坊)能源装备集成有限公司 | Submerged pump pool and liquefied natural gas conveying device with same |
CN202789486U (en) * | 2012-08-24 | 2013-03-13 | 北京天海工业有限公司 | Full-vacuum pump pool |
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