CN102032202B - Gas extracting and exhausting device - Google Patents
Gas extracting and exhausting device Download PDFInfo
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- CN102032202B CN102032202B CN2010105942580A CN201010594258A CN102032202B CN 102032202 B CN102032202 B CN 102032202B CN 2010105942580 A CN2010105942580 A CN 2010105942580A CN 201010594258 A CN201010594258 A CN 201010594258A CN 102032202 B CN102032202 B CN 102032202B
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Abstract
The invention provides a gas extracting and exhausting device. Negative pressure is applied to a wing-shaped body under the action of kinetic energy of wind so as to extract and suck gas in the wing-shaped body which is provided with a hollow core and is provided with a plurality of outflow holes on the surface. The problems of a large number of easily damaged parts and low efficiency of the conventional device are solved. The device mainly comprises a cylindrical flow combining base, a gas extracting and exhausting barrel and the like, wherein the gas extracting and exhausting barrel is arranged on the cylindrical flow combining base and mainly comprises an upper ring flange, a lower ring flange, left and right outflow components which are arranged between the inner end faces of the upper and lower ring flanges, arranged symmetrically and vertically along both sides in the same direction and provided with outflow ports along an inflow direction, a front diversion arc plate which is arranged between the front ends of the left and right outflow components and projects forward, a back diversion arc plate which is arranged between the back ends of the left and right outflow components and projects backward and the like. The device can be driven to yaw along with the wind by electricity and can be driven by a tail vane. An electric or power generating turbine can be arranged in the cylindrical flow combining base. The device can be applied to gas extraction and exhaustion or wind power generation and the like.
Description
Technical field
The present invention relates to fluid machinery, especially relate to a kind of pump drainage device of air.
Background technique
At present; Be used for that extracting gases mainly contains following three types to the pump drainage device of air of external environment condition side by side in the structure cavity: the category-A device is by motor drives turbine pump drainage gas; Better and the may command of this device pump drainage gas effect, but to consume more electric energy, can not make full use of natural wind energy.The category-B device be utilize the hot air flow that rises in the structure and wind outside power-actuated by some arc shaped blades along the stacked spherical natural ventilator that forms of circumferential order; This apparatus features is both to have utilized the part natural wind energy; The buoyancy that has utilized hot air flow to rise again;, still, relatively poor than hour pump drainage gas effect when also having brought into play the rotation of spherical natural ventilator simultaneously at no natural wind or natural wind to the centrifugal action that gas produced in it; And when having than the moving natural ventilator of nature wind; Have only its go out the head piece direction with in the identical part of the direction of the wind comes from naturally; Flow out because of the pumping action of the wind comes from just has air-flow, and with the wind comes from part in the opposite direction influence naturally because of the malleation of being the wind comes from, the interior air-flow of natural ventilator does not flow out; At this moment, its pump drainage gas effect still is not desirable.C class device is that the spherical natural ventilator with the category-B device changes into by the plurality of vertical blade along the stacked mouse cage shape ventilator of circumferential order; Turbo machine is housed in air intake passage simultaneously; For example: Chinese patent CN2559915Y " energy-saving indoor air displacer "; The same existence of this type device has only it to go out the head piece direction part identical with the direction of the wind comes from naturally and because of the pumping action of the wind comes from the air-flow outflow is arranged; And with the wind comes from part in the opposite direction naturally, influence because of the malleation of being the wind comes from that air-flow is the defective that does not flow out in the natural ventilator.Also there is the higher speed rotary component in said apparatus, is prone to cause the defective of damage of components.
Summary of the invention
But the technical problem that the present invention will solve provides also a kind of pump drainage device of air of pump drainage gas of higher, the no natural airflow of a kind of pump drainage gas efficient; This device not only can be used for pump drainage gas in the structure; The tower that also can be used for dispelling the heat improves radiating effect; Be used to aspirate environmental gas to high altitude discharge, be used for wind-power electricity generation etc.
To achieve these goals, the present invention has adopted following technological scheme.
A kind of pump drainage device of air; Mainly form by tubular afflux pedestal, pump drainage inflator; The pump drainage inflator is installed on the tubular afflux pedestal, it is characterized in that, said pump drainage inflator is by upper and lower flange plate; Be installed between the upper and lower flange plate interior edge face along bilateral symmetry vertically arrange in the same way about the assembly that effluents, the head piece that goes out of the assembly that effluents carries over flow path direction; Be installed on the left and right preceding water conservancy diversion arc plate of protrusion forward that effluents between the assembly front end, be installed on the left and right back water conservancy diversion arc plate that effluents the protrusion backward between the assembly rear end and constitute.Said flange plate is through-flow mouthful the plate body that the center has institute's desirable shape, can fixedly mount other component on the plate body.The head piece that goes out of the said assembly that effluents carries over flow path direction, is meant from the direction of flow that goes out the head piece outflow of the assembly that effluents and the flow direction of outside fluid to have an acute angle or roughly the same.Said tubular comprises that its inside and outside contour body is hollow bodies such as cylindrical shape, polygonal.
Above-mentioned a kind of pump drainage device of air, alternative technology scheme are that the said left and right assembly that respectively effluents is formed by being installed on the guide vane that is no less than three vertical spacing certain spaces between the upper and lower flange plate interior edge face, installs in the same way.
Above-mentioned a kind of pump drainage device of air, alternative technology scheme are that the said left and right assembly that respectively effluents is made up of the guide plate that has the fish scale hole that is installed between the upper and lower flange plate interior edge face.
Above-mentioned a kind of pump drainage device of air, the alternative technology scheme is on the upper flange of said pump drainage inflator cover plate to be housed.The cover plate of this technological scheme can play the effect of anti-rainwater.
Above-mentioned a kind of pump drainage device of air, the alternative technology scheme is that the assembly that effluents on the louvre type is equipped with in the upper-end surface of the upper flange plate of said pump drainage inflator; On the effluent head piece direction that of assembly carry over flow path direction; On being provided with of assembly of effluenting increased area of efflux, can improve pump drainage gas effect, simultaneously; The above-mentioned assembly top of effluenting can also interval certain space distance be equipped with protecting cover, to prevent the entering of rainwater, ice and snow.
Above-mentioned a kind of pump drainage device of air; The alternative technology scheme; The cross section outer contour of the preceding water conservancy diversion arc plate of the protrusion forward of said pump drainage inflator and the back water conservancy diversion arc plate that protrudes backward is parabola shaped, and the left and right assembly global shape that respectively effluents is arc and is connected smoothly with preceding water conservancy diversion arc plate, back guide plate respectively.
Above-mentioned a kind of pump drainage device of air; The alternative technology scheme is; The support spoke radially is equipped with in the upper and lower flange plate inboard of said pump drainage inflator, support spoke by the center wheel disc be no less than two spokes and form, bearing is equipped with in the central gear disk center of the support spoke on the upper and lower flange plate inwall; Bearing centre is coated with back shaft on the hole, and the lower end of back shaft is fixed in the last supporting spokes on the tubular afflux base internal wall in the heart.
Above-mentioned a kind of pump drainage device of air; The alternative technology scheme is; Said pump drainage inflator is to be fixed in side by side on the pallet by at least two group pump drainage inflator clearance spaces distance; Have through-flow mouthful of unidimensional size corresponding to the inflow port place of pump drainage inflator on the pallet, pallet places the upper end portion of tubular afflux pedestal.This technological scheme has not only increased area of efflux, and the space between each pump drainage inflator can form funnelling, thereby improves discharge velocity.
Above-mentioned a kind of pump drainage device of air, alternative technology scheme are on the back guide plate of said pump drainage inflator tail vane to be installed.This technological scheme is particularly suitable for the place of variable direction.
Above-mentioned a kind of pump drainage device of air; The alternative technology scheme is, driftage control motor being housed on the back shaft in the said pump drainage inflator, and driftage control motor is an outer rotor motor; Driveshaft is housed on the external rotor; The other end of driveshaft is fixed on the spoke that supports spoke, and driftage control motor is connected with power supply through controller with lead, and controller also is connected with wind transducer, air velocity transducer with lead.This kind technological scheme can realize automatically wind is suitable for large-scale pump drainage device of air.
Above-mentioned a kind of pump drainage device of air; The alternative technology scheme is; Be installed in the cylindrical shape afflux pedestal below the lower flange turbo machine is housed; Turbo machine is by the supporting spokes that is fixed in two ends in the cylindrical shape afflux pedestal, along afflux tube axis and be fixed in the turbine shaft between two supporting spokes, is installed on that external rotor on the turbine shaft is electronic, electricity generating dual purpose motor and the turbine blade that is installed on the external rotor form.Energized when this technological scheme can be implemented in no natural wind runs on motoring condition, and turbo machine carries out pump drainage gas; When wind speed is big, run on generating state, the turbine-driven generator generating.
Above-mentioned a kind of pump drainage device of air, alternative technology scheme can be the yaw system that constitutes by tail vane or driftage control motor respectively with cylindrical shape afflux pedestal in turbo machine is housed technological scheme combine, reassemble into new technological scheme.
Technological scheme to above-mentioned various pump drainage device of air makes up again, can also derive more new technological scheme, to be applicable to different occasions, different purposes etc.
The technological scheme of above-mentioned various pump drainage device of air can also combine with one Chinese patent application number 201010241209.9 " a kind of devices that produce ordered flow "; With coaxial the going out on the head piece of a kind of device that produces ordered flow of being installed in of the axial inflow port of pump drainage device of air, can produce stronger ordered flow.
Various technological scheme of the present invention is based upon on aerodynamics and the thermodynamic (al) basis.People know, can on the most surfaces that fluid is flowed through, produce negative pressure during fluid flows line surface, thereby the flow line body produces lift or the fluid in the hollow fairing that has flow-out hole is produced pumping action; People also know, the fluid narrow Guan Shihui convection cell of flowing through quickens, and high more its pumping action of liquid speed is big more.These of fluid flow and conform to bernoulli equation, equation of continuity and the Eulerian equation of motion.Simultaneously, people know that also atmosphere has floating function, and the hot air in the structure can produce to buoyancy, can accelerating fluid when hot air flow is flowed through the inner chamber of pump drainage device of air flow.
Beneficial effect: compared with prior art; Various technological scheme of the present invention; The pump drainage device of air of particularly being separated by the certain space distance, forming side by side by a plurality of streamlined pump drainage inflators; Can make full use of the kinetic energy of air-flow and the pumping action that is produced on the fairing surface thereof, improve pump drainage gas efficient; Various technological scheme of the present invention under the equal volume size, can obtain bigger area of efflux, thereby can obtain bigger pump drainage throughput; Various technological scheme of the present invention, owing to there are not continuous fast rotational parts, its maintainability is higher, rate of fault is lower.Of the present invention be equipped with electronic, the generating dual-purpose turbo machine technological scheme, both can when calm, start electric turbine machine pump drainage gas, in the time of can or having high heat gas or have pressurized gas at strong wind again the driving turbine generation.
Description of drawings.
Fig. 1 is a kind of cross-sectional structure principle schematic of the present invention.
Fig. 2 is a kind of structural representation of the present invention.
Fig. 3 is A-A place cross section view of Fig. 2.
Fig. 4 structural representation that to be the present invention combine and be used to generate electricity with a kind of device that produces ordered flow.
Embodiment.
Below in conjunction with accompanying drawing the present invention is further described.
A kind of pump drainage device of air as shown in Figure 1; Pump drainage inflator 20 is loaded on the cylindrical shape afflux pedestal 10; The left side that the bilateral symmetry of pump drainage inflator 20 is vertically arranged in the same way assembly 23 and the right side assembly 24 that effluents that effluents, the left and right assembly that respectively effluents is made up of seven vertical spacing certain spaces, the guide vane 27 installed in the same way.The head piece that of assembly of effluenting carries over flow path direction; Left and right effluenting is equipped with the preceding water conservancy diversion arc plate 25 of protrusion forward between the assembly front end, left and right effluenting is equipped with the back water conservancy diversion arc plate 26 of protrusion backward between the assembly rear end; Tail vane 40 is equipped with in the back water conservancy diversion arc plate outside; Pump drainage inflator inner chamber is equipped with and supports spoke 30; Supporting spoke is made up of center wheel disc 31 and four spokes 32; Support in the center hole of center wheel disc 31 of spoke 30 and be coated with bearing 34 and back shaft 33, the lower end of supporting axle 33 is fixed in the last supporting spokes on tubular afflux pedestal 10 inwalls in the heart.The minimum part of incoming flow V1 is just blowing on the lonely plate 25 of preceding water conservancy diversion; Produce stagnation; All the other most of incoming flow separated into two parts; Left side assembly 23 and the right side assembly 24 that effluents that effluents of flowing through respectively, in the flow process to producing pumping action and enter environment fast with the gas V2 of pump drainage inflator inner chamber between the guide vane.Tail vane 40 is under the effect of incoming flow V1, and the preceding water conservancy diversion arc plate 25 that can drive the pump drainage inflator all the time is over against incoming flow.
Fig. 2, Fig. 3 are a kind of structural representations of pump drainage device of air; This device is fixed in side by side on the pallet 20c by pump drainage inflator A, B, the C of three groups of different sizes; Have through-flow mouthful of unidimensional size corresponding to the inflow port place of each oval pump drainage inflator on the pallet, pallet places the upper end portion of cylindrical shape afflux pedestal.Assembly 23 and the right side assembly 24 that effluents effluents on the left side that each organizes oval pump drainage inflator all has bilateral symmetry vertically to arrange in the same way; The left and right assembly that respectively effluents is made up of the guide vane 27 of plurality of vertical interval certain space, installation in the same way, and the head piece that goes out of the assembly that effluents carries over flow path direction; Be installed on the preceding water conservancy diversion arc plate 25 of the left and right protrusion forward between the assembly front end that effluents in addition and be installed on the left and right back water conservancy diversion arc plate 26 of protrusion backward that effluents between the assembly rear end; The assembly 29b that effluents on the louvre type is equipped with in the upper-end surface of the upper flange plate of each pump drainage inflator 20, on the effluent head piece direction that of assembly carry over flow path direction; Take out, the upper and lower flange plate madial wall of exhaust pipe radially is equipped with and supports spoke 30; Supporting spoke is made up of center wheel disc 31 and four spokes 32; Bearing 34 is equipped with at the center of the center wheel disc 31 of the support spoke 30 on the upper and lower flange plate madial wall, is coated with back shaft 33 in the bearing centre hole, and the lower end of back shaft is fixed in the last supporting spokes 11 on tubular afflux pedestal 10 inwalls in the heart; Driftage control motor 37 is housed on the back shaft 33; Driftage control motor is an outer rotor motor, and driveshaft 38 is housed on the external rotor, and the other end of driveshaft is fixed on the spoke 32 that supports spoke; Driftage control motor is connected with power supply with controller through lead, and controller also is connected with wind transducer, air velocity transducer through lead; The technology of above-mentioned each constituent element is identical with Placement and existing technology; This does not give unnecessary details; Be installed in the cylindrical shape afflux pedestal 10 below the lower flange turbo machine 12 is housed; Turbo machine 12 is by the supporting spokes up and down 11 that is fixed in two ends in the cylindrical shape afflux pedestal, along cylindrical shape afflux pedestal axis and be fixed in the turbine shaft 13 between two supporting spokes, is installed on that external rotor on the turbine shaft is electronic, electricity generating dual purpose motor 15 and the turbine blade 16 that is installed on the external rotor form.Gas when a part of V1 of incoming flow flows through louvre type upper reaches assembly 29b in the meeting sucking-exhausting inflator; Another part V2 of incoming flow preceding water conservancy diversion arc plate 25, left side assembly 23 and right side assembly 24 that effluents that effluents of flowing through, incoming flow V2 left and right the effluenting of flowing through can produce pumping action to the gas in the pump drainage inflator during assembly; Hot air V3 in the structure can make progress under V1, V2 pumping action and floating function and quicken to flow.When wind direction changed, wind transducer can send signal and give controller, and controller can be controlled the water conservancy diversion arc plate 25 of driftage control motor 37 driving pump drainage inflators over against incoming flow V1, V2.When wind speed hour or when calm, air velocity transducer can send signal and give controller, controller can connect that external rotor is electronic, the power supply of electricity generating dual purpose motor 15, gets into electric model, the gas of turbo machine 12 in can the pump drainage structure.When incoming flow or hot air flow were big, air velocity transducer can send signal and give controller, and controller can control that external rotor is electronic, electricity generating dual purpose motor 15 is in power generation mode, and incoming flow or hot air flow can drive turbine generation this moment.
Fig. 4 structural representation that to be a kind of pump drainage device of air of the present invention combine and be used to generate electricity with a kind of device that produces ordered flow.Among this embodiment, a kind of device 50 that produces ordered flow places on the tower tube 60, and the head piece that goes out of tower tube is connected with the inflow port coaxial line of the device 50 that produces ordered flow; A kind of pump drainage device of air 80 places on a kind of device 50 that produces ordered flow, and the inflow port of pump drainage device of air 80 is connected with a kind of head piece coaxial line that goes out that produces the device 50 of ordered flow; On the same central axis of tower tube 60, the device 50 that produces ordered flow and pump drainage device of air 80, be provided with a shared vertical back shaft 13; Vertically the bottom of back shaft 13 is fixed on the pedestal; Be positioned on the vertical back shaft of tubular afflux pedestal 10 of pump drainage device of air 80 and generating be installed with turbo machine 12; Vertically back shaft top is threaded onto in the bearing of the center wheel disc 31 that supports spoke 30, and each supporting spokes 11 fixes with vertical back shaft; Air jet pipe 70 is housed in the tower tube 60, and the puff prot of air jet pipe 70 makes progress vertically, and the inflow port of air jet pipe 70 is connected with outside gas source V0.In the running, when external wind is big air-flow V1 flow through effluent on the fish scale cellular type assembly 29c and air-flow V2 flow through before gas V6, V5 in the water conservancy diversion arc plate 25, left and right effluent assembly and 26 pairs of pump drainage device of air of back water conservancy diversion arc plate chamber aspirate; Air-flow V3 is assembled when flowing through the device 50 that produces ordered flow and is accelerated into the inflow port that flows to pump drainage device of air 80 behind the V4, and V4 drives turbine blade 16 and also drives outer rotor generator 15 generator operations, and the effect of pump drainage gas can be quickened flowing of air-flow V4.When external wind hour, can be through air jet pipe 70 external pressurized gas of input or heating power gas V0, to guarantee the output of constant electric power.When wind direction changed, the tail vane 40 of pump drainage device of air 80 can turn to wind under wind automatically.
Although combined preferred implementation device of the present invention and purposes have been described; But the invention is not restricted to concrete form as herein described; On the contrary, its purpose is to cover the new combination and the equivalents that naturally can fall into the interior various alternative of thinking of the present invention that said claims limit and scope, remodeling, making up again of various characteristic elements and derive.
Claims (12)
1. pump drainage device of air; Mainly form by tubular afflux pedestal (10), pump drainage inflator (20); Pump drainage inflator (20) is installed on the tubular afflux pedestal (10); It is characterized in that; Said pump drainage inflator (20) is by upper and lower flange plate (21,22), is installed on the left and right assembly of vertically arranging in the same way along bilateral symmetry that effluents (23,24) between the upper and lower flange plate interior edge face, and the head piece that goes out of the assembly that effluents carries over flow path direction; Be installed on the preceding water conservancy diversion arc plate (25) of protrusion forward between the left and right assembly that effluents (23, the 24) front end, the back water conservancy diversion arc plate (26) that is installed on the protrusion backward between the left and right assembly that effluents (23, the 24) rear end constitutes.
2. a kind of pump drainage device of air according to claim 1; It is characterized in that the said left and right assembly that respectively effluents is formed by being installed on the guide vane (27) that is no less than three vertical spacing space lengths between upper and lower flange plate (21, the 22) interior edge face, installs in the same way.
3. a kind of pump drainage device of air according to claim 1 is characterized in that the said left and right assembly that respectively effluents is made up of the guide plate that has the fish scale hole that is installed between the upper and lower flange plate interior edge face.
4. a kind of pump drainage device of air according to claim 1 is characterized in that, on the upper-end surface of the upper flange plate of said pump drainage inflator (20) cover plate is housed.
5. a kind of pump drainage device of air according to claim 1 is characterized in that, the assembly (29b) that effluents on the louvre type is housed on the upper-end surface of the upper flange plate of said pump drainage inflator (20), on the effluent head piece direction that of assembly carry over flow path direction; On the assembly space length spaced above that effluents protecting cover is installed.
6. according to claim 1,2,3,4,5 any described a kind of pump drainage device of air; It is characterized in that; Be provided with pallet (20c); At least be provided with two groups of pump drainage inflators that the clearance space distance is fixing side by side on the pallet (20c), pallet (20c) is gone up the through-flow mouth that has unidimensional size corresponding to the inflow port place of each pump drainage inflator, and pallet places the upper end portion of tubular afflux pedestal (10).
7. according to claim 1,2,3,4,5,6 any described a kind of pump drainage device of air; It is characterized in that; The upper and lower flange plate madial wall of said pump drainage inflator radially is equipped with and supports spoke (30); Support spoke (30) by center wheel disc (31) be no less than two spokes (32) and form; Bearing (34) is equipped with at the center of the center wheel disc (31) of the support spoke (30) on the upper and lower flange plate madial wall, is coated with back shaft (33) in the bearing centre hole, and the lower end of back shaft (33) is fixed in the last supporting spokes (11) on tubular afflux pedestal (10) inwall in the heart.
8. a kind of pump drainage device of air according to claim 7 is characterized in that, on the back water conservancy diversion arc plate of said pump drainage inflator tail vane (40) is installed.
9. a kind of pump drainage device of air according to claim 7; It is characterized in that driftage control motor (37) is housed on the said back shaft (33), and driftage control motor is an outer rotor motor; Driveshaft (38) is housed on the external rotor of outer rotor motor; The other end of driveshaft is fixed on the spoke (32) that supports spoke, and driftage control motor is connected with power supply with controller through lead, and controller also is connected with air velocity transducer with wind transducer through lead.
10. a kind of pump drainage device of air according to claim 7 is characterized in that, is installed in the cylindrical shape afflux pedestal (10) below the lower flange turbo machine (12) is housed.
11. a kind of pump drainage device of air according to claim 8 is characterized in that, is installed in the cylindrical shape afflux pedestal (10) below the lower flange turbo machine (12) is housed.
12. a kind of pump drainage device of air according to claim 9 is characterized in that, is installed in the cylindrical shape afflux pedestal (10) below the lower flange turbo machine (12) is housed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105942580A CN102032202B (en) | 2010-12-19 | 2010-12-19 | Gas extracting and exhausting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105942580A CN102032202B (en) | 2010-12-19 | 2010-12-19 | Gas extracting and exhausting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102032202A CN102032202A (en) | 2011-04-27 |
| CN102032202B true CN102032202B (en) | 2012-08-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105942580A Active CN102032202B (en) | 2010-12-19 | 2010-12-19 | Gas extracting and exhausting device |
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| CN (1) | CN102032202B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103806983A (en) * | 2014-01-23 | 2014-05-21 | 浙江亚特电器有限公司 | Catalyzer silencer |
| CN109916168B (en) * | 2019-04-25 | 2020-08-18 | 黑龙江八一农垦大学 | Grain drying airflow coaxial side-entering type mixing method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2397420Y (en) * | 1999-11-16 | 2000-09-20 | 光州新生设备(天津)有限公司 | Rotary cage type roof ventilator |
| CN2534384Y (en) * | 2001-07-15 | 2003-02-05 | 金光珠 | Wind energy air exhausting funnel cap |
| CN2630713Y (en) * | 2003-08-01 | 2004-08-04 | 李澜 | Roofing ventilator |
| US20090163134A1 (en) * | 2007-12-20 | 2009-06-25 | Seraphim Group, Inc. | Integrated tile ridge vent system |
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Effective date of registration: 20211207 Address after: 264200 room 2707, No. 288, Wenhua West Road, high tech Industrial Development Zone, Weihai City, Shandong Province Patentee after: Wang Chaoying Address before: 264209 room 803, block a, No. 2, Wenhua West Road, high tech Industrial Development Zone, Weihai City, Shandong Province Patentee before: Wang Zhengyu |
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Effective date of registration: 20220316 Address after: 264200 No. 71-4, Jiashan Road, chucun Town, torch high tech Industrial Development Zone, Weihai City, Shandong Province Patentee after: Yili Shuntong (Shandong) energy conservation and Environmental Protection Technology Co.,Ltd. Address before: 264200 room 2707, No. 288, Wenhua West Road, high tech Industrial Development Zone, Weihai City, Shandong Province Patentee before: Wang Chaoying |