CN103615833A - Integrated injection refrigeration unit - Google Patents
Integrated injection refrigeration unit Download PDFInfo
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- CN103615833A CN103615833A CN201310611719.4A CN201310611719A CN103615833A CN 103615833 A CN103615833 A CN 103615833A CN 201310611719 A CN201310611719 A CN 201310611719A CN 103615833 A CN103615833 A CN 103615833A
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- medium envelope
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
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Abstract
The invention belongs to the technical field of injection refrigeration, and particularly relates to an integrated injection refrigeration unit. The integrated injection refrigeration unit comprises a working medium envelope A, a working medium envelope B and at least one jet pump. The working medium envelope A and the jet pump are arranged in the working medium envelope B. A gaseous phase area of the working medium envelope A is communicated with a gas outlet of the jet pump. A low pressure gas inlet of the jet pump is communicated with a gaseous phase area of the working medium envelope B. A power fluid inlet of the jet pump is communicated with a power fluid source. The working medium envelope A is arranged to be a condensation cooler. The working medium envelope B is arranged to be an evaporator. The integrated injection refrigeration unit has the advantages of being simple in structure, small in size and wide in application range.
Description
Technical field
The invention belongs to injection refrigeration technology field, particularly relate to a kind of integrated injection refrigeration unit.
Background technology
Injection refrigeration is the system of utilizing waste heat to freeze by jet pump, there is the advantages such as simple in structure, moving component is few, but traditional injection refrigerating system be all by jet pump by two independently tower link together, the very large space of the huge needs of this structural volume, has limited the application of injection refrigerating system.If can invent the injection refrigerating system that a kind of volume is little, will promote effectively the widely application of injection refrigerating system in various low grade residual heats utilize.
Summary of the invention
In order to address the above problem, the technical scheme that the present invention proposes is as follows:
1. 1 kinds of integrated injection refrigeration units of scheme, comprise working medium envelope A, working medium envelope B and at least one jet pump, described working medium envelope A and described jet pump are arranged in described working medium envelope B, the gas phase zone of described working medium envelope A is communicated with the gas vent of described jet pump, the low-pressure gas entrance of described jet pump is communicated with the gas phase zone of described working medium envelope B, the motive fluid entrance of described jet pump is communicated with kinetic current body source, described working medium envelope A is made as condensate cooler, and described working medium envelope B is made as evaporimeter.
2. 1 kinds of integrated injection refrigeration units of scheme, comprise working medium envelope A, working medium envelope B and at least one jet pump, described working medium envelope A and described jet pump are arranged in described working medium envelope B, the gas phase zone of described working medium envelope A is communicated with the low-pressure gas entrance of described jet pump, the gas vent of described jet pump is communicated with the gas phase zone of described working medium envelope B, the motive fluid entrance of described jet pump is communicated with kinetic current body source, described working medium envelope B is made as condensate cooler, and described working medium envelope A is made as evaporimeter.
3. 1 kinds of integrated injection refrigeration units of scheme, comprise working medium envelope A, working medium envelope B and at least one jet pump, described jet pump is arranged in described working medium envelope A, described working medium envelope A is passed through in the gas vent sealing of described jet pump, the gas vent of described jet pump is communicated with the gas phase zone of described working medium envelope B, the motive fluid entrance of described jet pump is communicated with kinetic current body source, and described working medium envelope A is made as evaporimeter, and described working medium envelope B is made as condensate cooler.
Scheme 8. is on the basis of above-mentioned arbitrary scheme, further selectable, at the gas outlet of described jet pump, establishes turbine.
Scheme 9. is on the basis of such scheme 8, further selectable, and described turbine is to liquor pump outputting power.
Scheme 10. is on the basis of above-mentioned all schemes, further selectable, on the wall of described jet pump, establishes thermal insulation layer; And/or the wall of described jet pump is made as sandwich, vacuum setting in described sandwich.
Scheme 11. is on the basis of above-mentioned all schemes, further selectable, on described working medium envelope A, establishes thermal insulation layer; And/or described working medium envelope A is made as sandwich, vacuum setting in described sandwich.
Scheme 12. is on the basis of above-mentioned all schemes, further selectable, on described working medium envelope B, establishes thermal insulation layer; And/or described working medium envelope B is made as sandwich, vacuum setting in described sandwich.
In the present invention, so-called " working medium envelope " refers to the set of the wall in the space that working medium can arrive.
In the present invention, so-called " evaporimeter " refers to the device that makes its internal liquid evaporative cooling under the effect vacuumizing, the lower liquid of its internal temperature externally can be freezed as circulatory mediator, also can utilize the wall of described evaporimeter externally to absorb heat and freeze.
In the present invention, so-called " condensate cooler " refers to can be by the device of working medium cooling down, condensation.
In the present invention, so-called " jet pump " for example refers to, by the non-motive fluid of motive fluid injection (low-pressure gas), the device that two fluid interactions are discharged from an outlet, and so-called jet pump can be traditional jet pump, can be also non-traditional jet pump.
In the present invention, so-called " traditional jet pump " refers to that the pipe that arranged by two suits forms, to inner tube, provide high voltage power fluid, inner tube high voltage power fluid sprays within the outer tube, the device that makes other fluids (fluid entering from outer tube, for example low-pressure gas) between inner and outer pipes move along the injection direction generation of inner tube high voltage power fluid under the acting in conjunction of inner tube high voltage power Fluid injection and outer tube; The outer tube of so-called jet pump can have reducing and expansion district, and outer tube can be made as Venturi tube, and inner tube nozzle can be made as Laval nozzle, and so-called " reducing and expansion district " refers to the region that in outer tube, area of section changes; Described jet pump has three interfaces at least or claims passage, i.e. motive fluid entrance, low-pressure gas entrance and gas vent.
In the present invention, so-called " non-traditional jet pump " refers to that the pipe that arranged or be mutually set up in parallel by two or more mutual sheathing forms, wherein at least one pipe is communicated with kinetic current body source, and dynamafluidal the flowing in kinetic current body source can cause that the fluid in other pipes produces the device of directed flow; The outer tube of so-called jet pump can have reducing and expansion district, can be made as Venturi tube, and the nozzle of pipe can be made as Laval nozzle, and so-called reducing and expansion district is the region that in vial, area of section changes; Described jet pump has three interfaces at least or claims passage, i.e. motive fluid entrance, low-pressure gas entrance and gas vent; So-called " low-pressure gas entrance " refers to the entrance of described jet pump outer tube; So-called " gas vent " refers to the outlet of described jet pump outer tube; Described jet pump can comprise a plurality of motive fluid entrances, in comprising the structure of a plurality of motive fluid entrances, described motive fluid entrance can be arranged in the pipeline center district of described low-pressure gas entrance, also can be arranged near the duct wall of described low-pressure gas entrance, described motive fluid entrance can be also the nozzle ring around described low-pressure gas inlet duct wall.
In the present invention, described jet pump comprises Multi-stage jet pump, multiple jets pump and Pulsed Jet Pump etc.
In the present invention, should, according to the known technology of injection refrigeration technology field, in necessary place, necessary parts, unit or system etc. be set.
Beneficial effect of the present invention is as follows:
That described integrated injection refrigeration unit provided by the invention has is simple in structure, volume is little and widely used advantage.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention 1;
Fig. 2 is the structural representation of the embodiment of the present invention 2;
Fig. 3 is the structural representation of the embodiment of the present invention 3;
Fig. 4 is the structural representation of the embodiment of the present invention 4;
Fig. 5 is the structural representation of the embodiment of the present invention 5;
Fig. 6 is the structural representation of the embodiment of the present invention 6;
Fig. 7 is the structural representation of the embodiment of the present invention 7;
Fig. 8 is the structural representation of the embodiment of the present invention 8;
Fig. 9 is the structural representation of the embodiment of the present invention 9;
Figure 10 is the structural representation of the embodiment of the present invention 10;
Figure 11 is the structural representation of the embodiment of the present invention 11;
Figure 12 is the structural representation of the embodiment of the present invention 12;
Figure 13 is the structural representation of the embodiment of the present invention 13,
In figure:
1 working medium envelope A, 2 working medium envelope B, 3 jet pumps, 4 kinetic current body sources, 5 regenerators, 6 turbines, 7 liquor pumps.
The specific embodiment
Integrated injection refrigeration unit as shown in Figure 1, comprise working medium envelope A 1, working medium envelope B 2 and jet pump 3, described working medium envelope A 1 and described jet pump 3 are arranged in described working medium envelope B 2, the gas phase zone of described working medium envelope A 1 is communicated with the gas vent of described jet pump 3, the low-pressure gas entrance of described jet pump 3 is communicated with the gas phase zone of described working medium envelope B 2, the motive fluid entrance of described jet pump 3 is communicated with kinetic current body source 4, described working medium envelope A 1 is made as condensate cooler, and described working medium envelope B 2 is made as evaporimeter.
In the present embodiment, the mode spraying by cryogenic liquid is carried out condensing cooling to the working medium entering in described working medium envelope A 1.Optionally, also can use other immiscible box-like condensing modes to carry out condensing cooling to the working medium entering in described working medium envelope A 1.
Obviously, according to known technology, can on described working medium envelope A 1, can establish the export mouth of tapping working medium, for deriving the liquid working substance increasing gradually due to condensing cooling in described working medium envelope A 1.Also can on working medium envelope B 2, can establish liquid and supplement mouth, to supplement the liquid working substance reducing gradually due to evaporation in described working medium envelope B 2.
Integrated injection refrigeration unit as shown in Figure 2, comprise working medium envelope A 1, working medium envelope B 2 and jet pump 3, described working medium envelope A 1 and described jet pump 3 are arranged in described working medium envelope B 2, the gas phase zone of described working medium envelope A 1 is communicated with the low-pressure gas entrance of described jet pump 3, the gas vent of described jet pump 3 is communicated with the gas phase zone of described working medium envelope B 2, the motive fluid entrance of described jet pump 3 is communicated with kinetic current body source 4, described working medium envelope B 2 is made as condensate cooler, and described working medium envelope A 1 is made as evaporimeter.
During specific embodiment, optionally at the gas vent turbine 6 of described jet pump 3 or establish regenerator 5.
In the present embodiment, the mode spraying by cryogenic liquid is carried out condensing cooling to the working medium entering in described working medium envelope B 2.Optionally, also can use other immiscible box-like condensing modes to carry out condensing cooling to the working medium entering in described working medium envelope B 2.
Obviously, according to known technology, can on described working medium envelope B 2, establish the export mouth of tapping working medium, for deriving the liquid working substance increasing gradually due to condensing cooling in described working medium envelope B 2, also can on working medium envelope A 1, establish liquid and supplement mouth, to supplement the liquid working substance reducing gradually due to evaporation in described working medium envelope A 1.
Integrated injection refrigeration unit as shown in Figure 3, it is on the basis of embodiment 1: at the gas outlet of described jet pump 3, set up turbine 6.Turbine 6 outputting powers described in the gas push that the gas vent of described jet pump 3 sprays.
As the embodiment that can convert, can cancel described turbine 6, and set up regenerator 5 at the gas outlet of described jet pump 3.
Integrated injection refrigeration unit as shown in Figure 4, the difference of itself and embodiment 3 is: described integrated injection refrigeration unit comprises two jet pumps 3.The gas outlet of a described jet pump 3 is set up turbine 6 therein, and described in another, the gas outlet of jet pump 3 is set up regenerator 5.
Integrated injection refrigeration unit as shown in Figure 5, comprise working medium envelope A 1, working medium envelope B 2 and jet pump 3, described jet pump 3 is arranged in described working medium envelope A 1, described working medium envelope A 1 is passed through in the gas vent sealing of described jet pump 3, the gas vent of described jet pump 3 is communicated with the gas phase zone of described working medium envelope B 2, described working medium envelope A 1 is arranged on the top of described working medium envelope B 2, the motive fluid entrance of described jet pump 3 is communicated with kinetic current body source 4, described working medium envelope A 1 is made as evaporimeter, and described working medium envelope B 2 is made as condensate cooler.
In the present invention in all embodiments, the mode that all can spray by cryogenic liquid with reference to embodiment 1 or embodiment 2 is carried out cooling to the working medium entering in described condensate cooler (can be working medium envelope A 1 or working medium envelope B 2 according to the specific embodiment), equally in the present embodiment, the mode spraying by cryogenic liquid is carried out condensing cooling to the working medium entering in described working medium envelope B 2, optionally, also can use other immiscible box-like condensing modes to carry out condensing cooling to the working medium entering in described working medium envelope B 2.
Obviously, according to establishing the export mouth of tapping working medium on working medium envelope B 2 described in known technology, for deriving the liquid working substance increasing gradually due to condensing cooling in described working medium envelope B 2.And can establish liquid on working medium envelope A 1, supplement mouth, to supplement the liquid working substance reducing gradually due to evaporation in described working medium envelope A 1.
Integrated injection refrigeration unit as shown in Figure 6, the difference of itself and embodiment 5 is: described working medium envelope A 1 is arranged on the below of described working medium envelope B 2.
As disposable embodiment, the embodiment obtaining at the basic up conversion of embodiment 5, all can make described working medium envelope A 1 be arranged on the below of described working medium envelope B 2 with reference to the present embodiment.
Integrated injection refrigeration unit as shown in Figure 7, it is on the basis of embodiment 5: at the gas outlet of described jet pump 3, set up turbine 6.
Embodiment 8
Integrated injection refrigeration unit as shown in Figure 8, it is on the basis of embodiment 7: 6 pairs of liquor pump 7 outputting powers of described turbine.As described in example 5 above for deriving the liquid working substance increasing gradually due to condensing cooling in described working medium envelope B 2, can on described working medium envelope B 2, establish the export mouth of liquid working substance, at the export mouth place of liquid working substance, by described liquor pump 7, pump liquid working substance.
As the embodiment that can convert, all embodiments that are provided with described turbine 6 of the present invention, all can arrange described liquor pump 7 with reference to the present embodiment.
Embodiment 9
Integrated injection refrigeration unit as shown in Figure 9, it is on the basis of embodiment 5: at the gas outlet of described jet pump 3, set up regenerator 5.The heat of the gas that the recovery section that not only can be used for described regenerator 5 ejects from the gas vent of described jet pump 3, and the gas that is conducive to eject from the gas vent of described jet pump 3 is at described working medium envelope B 2 interior condensing coolings.
Embodiment 10
Integrated injection refrigeration unit as shown in figure 10, the difference of itself and embodiment 9 is: described integrated injection refrigeration unit comprises three jet pumps 3, described regenerator 5 is arranged on the gas outlet of jet pump 3 described in each.
As disposable embodiment, in the present invention, all embodiments all can be made as two or three by the number of described jet pump 3 with reference to embodiment 4, this example, can also be made as more than three; And optionally described in each gas outlet of jet pump 3 establish turbine 6 or establish regenerator 5;
Embodiment 11
Integrated injection refrigeration unit as shown in figure 11, the difference of itself and embodiment 5 is: described working medium envelope A 1 and described working medium envelope B 2 are horizontally disposed, and the center line of described jet pump 3 is horizontally disposed with.
As disposable embodiment, the center line of described jet pump 3 is selectable changes vertical setting into.
As disposable embodiment, embodiment 5 and the embodiment obtaining at the basic up conversion of embodiment 5, all can described working medium envelope A1 and described working medium envelope B2 be horizontally disposed with reference to the present embodiment, and optionally make that the center line of described jet pump 3 is selectable changes vertical setting into.
Embodiment 12
Integrated injection refrigeration unit as shown in figure 12, the difference of itself and embodiment 1 is: the center line of described jet pump 3 is horizontally disposed with.
As disposable embodiment, the embodiment obtaining at the basic up conversion of embodiment 1, all can be horizontally disposed with the center line of described jet pump 3 with reference to the present embodiment.
Embodiment 13
Integrated injection refrigeration unit as shown in figure 13, the difference of itself and embodiment 2 is: the center line of described jet pump 3 is horizontally disposed with.
As disposable embodiment, in above all embodiments, all selectablely on the wall of described jet pump 3 and/or on described working medium envelope A 1 and/or on working medium envelope B 2, set up thermal insulation layer.Optionally, also the thermal insulation layer on the wall of described jet pump 3 and/or described working medium envelope A 1 and/or the thermal insulation layer on working medium envelope B 2 can be changed and be made as sandwich, vacuum setting in described sandwich.
By above thermal insulation layer or sandwich, can reduce the thermal loss of system.
As disposable embodiment, the embodiment obtaining at the basic up conversion of embodiment 2, all can be horizontally disposed with the center line of described jet pump 3 with reference to the present embodiment.
Obviously, the invention is not restricted to above embodiment, according to the known technology of this area and technical scheme disclosed in this invention, can derive or association goes out many flexible programs, all these flexible programs, also should think protection scope of the present invention.
Claims (10)
1. an integrated injection refrigeration unit, comprise working medium envelope A(1), working medium envelope B(2) and at least one jet pump (3), it is characterized in that: described working medium envelope A(1) and described jet pump (3) be arranged on described working medium envelope B(2) in, described working medium envelope A(1) gas phase zone is communicated with the gas vent of described jet pump (3), the low-pressure gas entrance of described jet pump (3) and described working medium envelope B(2) gas phase zone be communicated with, the motive fluid entrance of described jet pump (3) is communicated with kinetic current body source (4), described working medium envelope A(1) be made as condensate cooler, described working medium envelope B(2) be made as evaporimeter.
2. an integrated injection refrigeration unit, comprise working medium envelope A(1), working medium envelope B(2) and at least one jet pump (3), it is characterized in that: described working medium envelope A(1) and described jet pump (3) be arranged on described working medium envelope B(2) in, described working medium envelope A(1) gas phase zone is communicated with the low-pressure gas entrance of described jet pump (3), the gas vent of described jet pump (3) and described working medium envelope B(2) gas phase zone be communicated with, the motive fluid entrance of described jet pump (3) is communicated with kinetic current body source (4), described working medium envelope B(2) be made as condensate cooler, described working medium envelope A(1) be made as evaporimeter.
3. an integrated injection refrigeration unit, comprise working medium envelope A(1), working medium envelope B(2) and at least one jet pump (3), it is characterized in that: described jet pump (3) is arranged on described working medium envelope A(1) in, described working medium envelope A(1 is passed through in the gas vent sealing of described jet pump (3)), the gas vent of described jet pump (3) and described working medium envelope B(2) gas phase zone be communicated with, the motive fluid entrance of described jet pump (3) is communicated with kinetic current body source (4), described working medium envelope A(1) be made as evaporimeter, described working medium envelope B(2) be made as condensate cooler.
4. integrated injection refrigeration unit as claimed in claim 3, is characterized in that: described working medium envelope A(1) be arranged on described working medium envelope B(2) top, or described working medium envelope A(1) be arranged on described working medium envelope B(2) below.
5. integrated injection refrigeration unit as claimed in claim 3, is characterized in that: described working medium envelope A(1) and described working medium envelope B(2) horizontally disposed.
6. integrated injection refrigeration unit as described in any one in claim 1 to 5, is characterized in that: the center line of described jet pump (3) vertically arranges or is horizontally disposed with.
7. integrated injection refrigeration unit as described in any one in claim 1 to 5, is characterized in that: at the gas outlet of described jet pump (3), establish regenerator (5).
8. integrated injection refrigeration unit as described in any one in claim 1 to 5, is characterized in that: at the gas outlet of described jet pump (3), establish turbine (6).
9. integrated injection refrigeration unit as claimed in claim 8, is characterized in that: described turbine (6) is to liquor pump (7) outputting power.
10. integrated injection refrigeration unit as described in claim 1,2,3,4,5 or 9, is characterized in that: on the wall of described jet pump (3), establish thermal insulation layer; And/or the wall of described jet pump (3) is made as sandwich, vacuum setting in described sandwich.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310611719.4A CN103615833B (en) | 2012-11-28 | 2013-11-26 | Integrated injection refrigeration unit |
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104952546 | 2012-11-28 | ||
| CN201210495254.6 | 2012-11-28 | ||
| CN201210495254 | 2012-11-28 | ||
| CN2012105074040 | 2012-11-30 | ||
| CN201210507404.0 | 2012-11-30 | ||
| CN201210507404 | 2012-11-30 | ||
| CN201310611719.4A CN103615833B (en) | 2012-11-28 | 2013-11-26 | Integrated injection refrigeration unit |
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| Publication Number | Publication Date |
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| CN103615833A true CN103615833A (en) | 2014-03-05 |
| CN103615833B CN103615833B (en) | 2016-03-02 |
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Citations (7)
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| CN1281135A (en) * | 1999-07-15 | 2001-01-24 | 凌志光 | Thermal spray type refrigerating and heating system with separated heat tubes |
| CN2424425Y (en) * | 2000-06-14 | 2001-03-21 | 边瑞宏 | Efficiency energy saving refrigerating appts. |
| WO2007055635A1 (en) * | 2005-11-10 | 2007-05-18 | Ericsson, Svenning | Elector pump in device for cooling/heating systems |
| JP2008212900A (en) * | 2007-03-07 | 2008-09-18 | Miura Co Ltd | Device carrying out concentration, cooling, and degassing, and cogeneration system using the same |
| RU2008113951A (en) * | 2008-04-14 | 2009-10-20 | Максимилиан Александрович Сильман (RU) | STEAM WATER EJECTOR REFRIGERATING MACHINE |
| DE102008062345A1 (en) * | 2008-12-15 | 2010-06-17 | Richard Gerhold | Refrigerating machine for supplying e.g. cooling energy for process cooling, has ejector for condensing steam in injector that produces counter pressure for driving turbine in condensate container, under development of evaporative cooling |
| CN201615663U (en) * | 2009-10-23 | 2010-10-27 | 中国水产科学研究院渔业机械仪器研究所 | Forevacuum jet-flow evaporative refrigeration liquid storage tank |
-
2013
- 2013-11-26 CN CN201310611719.4A patent/CN103615833B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1281135A (en) * | 1999-07-15 | 2001-01-24 | 凌志光 | Thermal spray type refrigerating and heating system with separated heat tubes |
| CN2424425Y (en) * | 2000-06-14 | 2001-03-21 | 边瑞宏 | Efficiency energy saving refrigerating appts. |
| WO2007055635A1 (en) * | 2005-11-10 | 2007-05-18 | Ericsson, Svenning | Elector pump in device for cooling/heating systems |
| JP2008212900A (en) * | 2007-03-07 | 2008-09-18 | Miura Co Ltd | Device carrying out concentration, cooling, and degassing, and cogeneration system using the same |
| RU2008113951A (en) * | 2008-04-14 | 2009-10-20 | Максимилиан Александрович Сильман (RU) | STEAM WATER EJECTOR REFRIGERATING MACHINE |
| DE102008062345A1 (en) * | 2008-12-15 | 2010-06-17 | Richard Gerhold | Refrigerating machine for supplying e.g. cooling energy for process cooling, has ejector for condensing steam in injector that produces counter pressure for driving turbine in condensate container, under development of evaporative cooling |
| CN201615663U (en) * | 2009-10-23 | 2010-10-27 | 中国水产科学研究院渔业机械仪器研究所 | Forevacuum jet-flow evaporative refrigeration liquid storage tank |
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| CN103615833B (en) | 2016-03-02 |
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Effective date of registration: 20200525 Address after: 215000 south of Lianyang road and east of Chang'an Road, Wujiang Economic and Technological Development Zone, Suzhou City, Jiangsu Province (Science and technology entrepreneurship Park) Patentee after: Wujiang science and Technology Pioneer Park Management Service Co., Ltd Address before: 100101, Beijing, Chaoyang District Beiyuan Road, No. 168, Sheng Sheng building, 24 floor Patentee before: MOLECULE POWER BEIJING TECH Co. |