CN215028939U - Stirring device for reaction tank - Google Patents

Stirring device for reaction tank Download PDF

Info

Publication number
CN215028939U
CN215028939U CN202121320457.2U CN202121320457U CN215028939U CN 215028939 U CN215028939 U CN 215028939U CN 202121320457 U CN202121320457 U CN 202121320457U CN 215028939 U CN215028939 U CN 215028939U
Authority
CN
China
Prior art keywords
reaction tank
pipe
pipeline
material suction
stirring device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202121320457.2U
Other languages
Chinese (zh)
Inventor
王艳民
单明焕
王志玺
魏晓东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Henan aierwang new energy and environment Co.,Ltd.
Original Assignee
ANYANG AIERWANG NEW ENERGY ENVIRONMENTAL CO LTD
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ANYANG AIERWANG NEW ENERGY ENVIRONMENTAL CO LTD filed Critical ANYANG AIERWANG NEW ENERGY ENVIRONMENTAL CO LTD
Priority to CN202121320457.2U priority Critical patent/CN215028939U/en
Application granted granted Critical
Publication of CN215028939U publication Critical patent/CN215028939U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Physical Or Chemical Processes And Apparatus (AREA)

Abstract

The utility model discloses an agitating unit for retort, agitating unit is including inhaling material pipeline, injection pipeline, agitator, first electric valve and ejection of compact valve, it establishes to inhale the material pipeline on the retort, inhale the entrance point of material pipeline with the retort intercommunication, the injection pipeline is established on the retort, the exit end of injection pipeline with the retort intercommunication, the agitator respectively with inhale the exit end of material pipeline with the entrance point intercommunication of injection pipeline, first electric valve establishes inhale on the material pipeline, just first electric valve is close to inhale the entrance point of material pipeline, ejection of compact valve establishes on the injection pipeline. The utility model discloses a stirring apparatus and retort mutual independence can be at any time to agitator maintenance, realize the three-dimensional stirring effect that the material does not have the dead angle homogeneous mixing simultaneously.

Description

Stirring device for reaction tank
Technical Field
The utility model relates to a refuse treatment's technical field, more specifically relates to an agitating unit for retort.
Background
The anaerobic tank is an efficient internal circulation reaction tank, and has the characteristics of small occupied area, high organic load, strong impact resistance, stable performance and simpler operation and management. The anaerobic tank is suitable for waste treatment such as organic waste treatment of farms, urban kitchen waste, urban domestic waste, municipal sludge, industrial organic waste treatment and the like.
In the prior art, a stirrer used by the anaerobic tank, namely a central stirrer or a side stirrer, is provided with blades and seals which are positioned in a tank body, if the seals need to be replaced or the blades need to be emptied, materials in thousands of or even tens of thousands of anaerobic tanks are emptied and restarted, at least several months are needed, and production is seriously influenced.
Simultaneously, because the stirring effect is not good in the current anaerobic fermentation jar use and causes the liquid layering, the material that the proportion is big deposits at the tank bottoms, and a large amount of volumes are taken up in the long-pending month, and the serious needs carry out the clear jar of regular intervals. Some substances with small specific gravity float on the liquid surface for a long time to form a knot cover and generate foam, so that the yield of the biogas and the anaerobic fermentation efficiency are influenced, the anaerobic tank stops production due to long-term knot cover and foam generation, and the anaerobic tank needs to be cleaned and restarted.
SUMMERY OF THE UTILITY MODEL
The present invention aims at solving at least one of the technical problems in the related art to a certain extent.
Therefore, the embodiment of the utility model provides an agitating unit for retort, this agitating unit can realize need not to empty anaerobic fermentation jar and just can maintain, maintain the agitator, realizes the three-dimensional stirring effect that the material does not have the dead angle homogeneous mixing simultaneously.
According to the utility model discloses a agitating unit for retort includes: the material suction pipeline is arranged on the reaction tank, the inlet end of the material suction pipeline is communicated with the reaction tank, and the inlet end of the material suction pipeline is positioned at a position 100mm-500mm below the liquid level in the reaction tank; the injection pipeline is arranged on the reaction tank, and the outlet end of the injection pipeline is communicated with the reaction tank; the stirrer is respectively communicated with the outlet end of the material suction pipeline and the inlet end of the injection pipeline; the first electric valve is arranged on the material suction pipeline and is adjacent to the inlet end of the material suction pipeline; and the discharge valve is arranged on the injection pipeline.
According to the utility model discloses an agitating unit for retort, agitating unit are located the outside of retort, and the agitator communicates with the retort behind material pipeline and the injection pipeline through inhaling, and disconnected between the first electric valve of agitator accessible and ejection of compact valve and the retort, from this, the utility model discloses can realize need not to empty the retort and just can maintain and maintain the agitator, reduce the time cost.
In some embodiments, the stirring device for a reaction tank further comprises a first manual valve, the first manual valve is disposed on the material suction pipe, and the first manual valve is located between the first electric valve and the inlet end of the material suction pipe.
In some embodiments, the stirring device for a reaction tank further comprises a feeding valve, the feeding valve is arranged on the suction pipeline, and the feeding valve is adjacent to the outlet end of the suction pipeline.
In some embodiments, the material suction pipeline includes a material suction main pipe and a plurality of material suction branch pipes, the plurality of material suction branch pipes are arranged on the reaction tank at intervals along the height direction of the reaction tank, the plurality of material suction branch pipes are all communicated with the material suction main pipe, and the material suction main pipe is communicated with the stirrer.
In some embodiments, the material suction pipeline comprises a first pipe section, the injection pipeline comprises a second pipe section, and an included angle a is formed between the axial direction of the first pipe section and the axial direction of the second pipe section on a projection plane perpendicular to the axial direction of the reaction tank.
In some embodiments, the first pipe section is located in the reaction tank, and the axial direction of the first pipe section has an included angle B with the inner wall of the reaction tank, and/or the second pipe section is located in the reaction tank, and the axial direction of the second pipe section has an included angle C with the inner wall of the reaction tank.
In some embodiments, 60 ≧ B ≧ 20 °, and/or 60 ≧ C ≧ 20 °.
In some embodiments, the material suction pipeline is further provided with a flushing port.
In some embodiments, the stirring device for a reaction tank further comprises a feeding pipe, wherein the feeding pipe is communicated with the suction pipe or the feeding pipe is communicated with the injection pipe.
In some embodiments, the stirring device is a plurality of stirring devices, and the plurality of stirring devices are arranged at intervals along the circumferential direction of the reaction tank.
Drawings
Fig. 1 is a front view of a stirring apparatus for a reaction tank according to an embodiment of the present invention.
Fig. 2 is a plan view of a stirring apparatus for a reaction tank according to an embodiment of the present invention.
Reference numerals:
agitating unit 100 inhales material pipeline 1, inhales material main pipe 11, inhales material branch pipe 12, first pipeline section 13, washes mouth 14, injection pipeline 2, second pipeline section 21, agitator 3, first electric valve 4, first manual valve 41, feed valve 42, ejection of compact valve 5, charge-in pipeline 6.
A reaction tank 200.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
As shown in fig. 1 to 2, the stirring apparatus 100 for the reaction tank 200 according to an embodiment of the present invention includes a suction pipe 1, an injection pipe 2, a stirrer 3, a first electric valve 4, and a discharge valve 5.
Inhale material pipeline 1 and establish on retort 200, inhale the entrance point and retort 200 intercommunication of material pipeline 1, injection pipeline 2 establishes on retort 200, injection pipeline 2's exit end and retort 200 intercommunication, agitator 3 communicates with the exit end of inhaling material pipeline 1 and the entrance point of injection pipeline 2 respectively, first electric valve 4 establishes on inhaling material pipeline 1, and first electric valve 4 is close to the entrance point of inhaling material pipeline 1, ejection of compact valve 5 establishes on injection pipeline 2.
Specifically, as shown in fig. 1, the reaction tank 200 is substantially cylindrical, and the reaction tank 200 includes a housing and a reaction chamber surrounded by the housing.
The inlet end of the material suction pipeline 1 is communicated with the reaction tank 200, and the material in the reaction tank 200 can enter the stirrer 3 through the material suction pipeline 1.
The stirrer 3 is started to fully smash the materials, and the smashed materials are sent back to the reaction tank 200 through the injection pipeline 2, so that the processes of material absorption, smashing and injection are realized.
Wherein, if need maintain agitator 3 when maintaining and maintaining, only need close first electric valve 4 and discharge valve 5 simultaneously and just can maintain or change agitator 3, thoroughly solved the difficult problem that maintenance agitator 3 must be cleared the jar.
Further, the utility model discloses in the material after will smashing sprays retort 200, the material sprays retort 200's bottom at a high speed, promotes retort 200 bottom material that proportion is big and rises, has promoted the inside material circulation of retort 200 for the anaerobic reaction in the retort 200 is more abundant.
In some embodiments, as shown in fig. 1-2, the stirring device 100 for the reaction tank 200 further comprises a first manual valve 41, the first manual valve 41 is disposed on the feeding pipe 1, and the first manual valve 41 is located between the first electric valve 4 and the inlet end of the feeding pipe 1.
It will be appreciated that the first electrically operated valve 4 may be connected to a control system and that the first electrically operated valve 4 may be automatically set and intelligently operated. The utility model discloses agitating unit 100 accessible control system sets up the time of 4 on-off of first electric valve, and when first electric valve 4 broke down, the contact between first electric valve 41 in order to cut off agitator 3 and retort 200 is closed to the operating personnel accessible for the material in retort 200 can't flow through first electric valve 4, and operating personnel can overhaul first electric valve 4 afterwards.
In some embodiments, as shown in fig. 1-2, the stirring device 100 for the reaction tank 200 further comprises a feeding valve 42, the feeding valve 42 is disposed on the suction pipe 1, and the feeding valve 42 is adjacent to the outlet end of the suction pipe 1.
It can be understood that the feeding valve 42 is used for cutting off the material suction pipeline 1, and when the stirrer 3 needs to be overhauled, the feeding valve 42 can be closed, so that the material in the material suction pipeline 1 cannot continuously flow out, and the material is prevented from polluting the environment.
In some embodiments, as shown in fig. 1, the material suction pipeline 1 includes a material suction main pipe 11 and a plurality of material suction branch pipes 12, the plurality of material suction branch pipes 12 are arranged on the reaction tank 200 at intervals along the height direction of the reaction tank 200, the plurality of material suction branch pipes 12 are all communicated with the material suction main pipe 11, and the material suction main pipe 11 is communicated with the stirrer 3.
It can be understood that one inhales material branch pipe 12 and represents one and inhales the material entrance point promptly, and a plurality of material branch pipes 12 of inhaling are established on retort 200 along retort 200's direction of height spaced, are favorable to the utility model discloses a material of different liquid level height departments in agitating unit 100 adsorbable retort 200 has guaranteed that each level liquid in retort 200 can both the homogeneous mixing.
Further, when the stirring device 100 operates, the multiple material suction branch pipes 12 are sequentially fed circularly from high to low or from low to high, the control system closes the first electronic valves 4 on the other material suction branch pipes 12 during feeding, opens the first electronic valves 4 on the material suction branch pipes 12 needing feeding, starts the stirrer 3, and closes after the stirring is completed for a set period of time.
Preferably, the highest suction branch pipe 12 in the stirring device 100 is positioned at 100mm-500mm below the liquid level of the tank body, and the outlet end of the injection pipeline 2 is positioned at 200mm-1500mm on the base plane. Therefore, the material suction branch pipes 12 are sequentially and circularly fed in the stirring time period of the reaction tank 200, and the three-dimensional stirring effect that the whole reaction tank 200 is uniformly mixed without dead angles is ensured.
In some embodiments, as shown in fig. 2, the material suction pipe 1 comprises a first pipe section 13, the injection pipe 2 comprises a second pipe section 21, and an included angle a is formed between the axial direction of the first pipe section 13 and the axial direction of the second pipe section 21 on a projection plane perpendicular to the axial direction of the reaction tank 200.
It can be understood that the utility model discloses an agitating unit 100 is through setting up contained angle A between the axial at first pipeline section 13 and the axial of second pipeline section 21 for agitating unit 100 is when the circulation is inhaled the material and is sprayed, and agitating unit 100 promotes the liquid formation whirl state in the retort 200, produces about and the three-dimensional stirring effect of whirl stirring, makes the material do not have the dead angle homogeneous mixing, has solved the difficult problem that bottom deposit heavy material and liquid level produced knot lid or foam simultaneously.
In some embodiments, as shown in fig. 2, the first pipe segment 13 is located within the reaction tank 200 with an angle B between an axial direction of the first pipe segment 13 and an inner wall of the reaction tank 200, and/or the second pipe segment 21 is located within the reaction tank 200 with an angle C (not shown) between an axial direction of the second pipe segment 21 and the inner wall of the reaction tank 200.
It is understood that the stirring device 100 of the present invention is provided by providing the included angle B between the axial direction of the first pipe segment 13 and the inner wall of the reaction tank 200, and/or providing the included angle C between the axial direction of the second pipe segment 21 and the inner wall of the reaction tank 200. When the stirring device 100 circularly sucks and sprays materials, the stirring device 100 pushes the liquid in the reaction tank 200 to form a rotational flow state, so that a three-dimensional stirring effect of vertical and rotational flow stirring is generated, the materials are uniformly mixed without dead angles, and the problem that heavy substances deposited at the bottom and liquid level generate capping or foam is solved.
In some embodiments, 60 ≧ B ≧ 20 °, and/or 60 ≧ C ≧ 20 °. This improves the three-dimensional stirring effect of the stirring device 100.
In some embodiments, as shown in fig. 1, the material suction pipe 1 is further provided with a flushing port 14. The flushing port 14 is located at the upper end of the material suction pipeline 1, and when the material suction pipeline 1 is not smooth in flow, an operator can flush and dredge the material suction pipeline 1 through the flushing port 14.
In some embodiments, as shown in fig. 1, the stirring device 100 for the reaction tank 200 further comprises a feed pipe 6, and the feed pipe 6 is communicated with the suction pipe 1 or the feed pipe 6 is communicated with the injection pipe 2.
It can be understood that, the utility model discloses a after agitating unit 100 and retort 200 communicate, in external material accessible charge-in pipeline 6 carried retort 200 for retort 200 can be whole sealed in whole anaerobic reaction process, improved anaerobic reaction's quality.
Further, the feed pipe 6 may be provided with the first electric valve 4 and the first manual valve 41, whereby an operator can control the operation state of the feed pipe 6 at any time.
In some embodiments, as shown in fig. 1-2, the stirring device 100 is provided in plurality, and the plurality of stirring devices 100 are arranged at intervals along the circumference of the reaction tank 200.
It can be understood that a plurality of stirring devices 100 may be provided according to the diameter of the reaction tank 200, so as to ensure that the sucked materials of each level are sufficiently mixed, thereby optimizing the stirring effect.
The utility model discloses agitating unit 100 reasonable in design, agitator 3 is maintained, the maintenance is convenient, need not to empty retort 200, has thoroughly solved the difficult problem that maintenance agitator 3 must clear the jar. Meanwhile, the liquid levels at the suction port and the two sides of the jet port of the stirrer 3 are the same, the stirrer 3 is only used for pushing the jet and the rotational flow of the liquid flow, the jet and the rotational flow can be realized by using lower power, and the operation cost is reduced.
The utility model discloses agitating unit 100 takes out the lower part to the material in retort 200 from upper portion, has effectively prevented that the liquid level material from covering or producing the foam.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (10)

1. A stirring device for a reaction tank, comprising:
the material suction pipeline is arranged on the reaction tank, the inlet end of the material suction pipeline is communicated with the reaction tank, and the inlet end of the material suction pipeline is positioned at a position 100mm-500mm below the liquid level in the reaction tank;
the injection pipeline is arranged on the reaction tank, and the outlet end of the injection pipeline is communicated with the reaction tank;
the stirrer is respectively communicated with the outlet end of the material suction pipeline and the inlet end of the injection pipeline;
the first electric valve is arranged on the material suction pipeline and is adjacent to the inlet end of the material suction pipeline;
and the discharge valve is arranged on the injection pipeline.
2. The stirring device for a reaction tank of claim 1, further comprising a first manual valve disposed on said suction pipe, said first manual valve being located between said first electric valve and an inlet end of said suction pipe.
3. The stirring device for a reaction tank of claim 1, further comprising a feed valve disposed on the suction pipe, the feed valve being adjacent to an outlet end of the suction pipe.
4. The stirring device for a reaction tank as claimed in claim 1, wherein the material suction pipeline comprises a material suction main pipe and a plurality of material suction branch pipes, the plurality of material suction branch pipes are arranged on the reaction tank at intervals along the height direction of the reaction tank, the plurality of material suction branch pipes are all communicated with the material suction main pipe, and the material suction main pipe is communicated with the stirrer.
5. The stirring device for a reaction tank as recited in claim 1, wherein the material suction pipe comprises a first pipe section, the injection pipe comprises a second pipe section, and an included angle a is formed between the axial direction of the first pipe section and the axial direction of the second pipe section on a projection plane perpendicular to the axial direction of the reaction tank.
6. The stirring device for a reaction tank according to claim 5, wherein the first pipe section is located in the reaction tank, and an axial direction of the first pipe section has an included angle B with an inner wall of the reaction tank, and/or the second pipe section is located in the reaction tank, and an axial direction of the second pipe section has an included angle C with the inner wall of the reaction tank.
7. The stirring device for a reaction tank as recited in claim 6, wherein 60 ° ≧ B ≥ 20 °, and/or 60 ° ≧ C ≥ 20 °.
8. The stirring device for reaction tank as claimed in claim 1, wherein the material suction pipe is further provided with a flushing port.
9. The stirring device for a reaction tank as recited in claim 1, further comprising a feed pipe, the feed pipe being in communication with the suction pipe or the feed pipe being in communication with the injection pipe.
10. The stirring device for a reaction tank as claimed in any one of claims 1 to 9, wherein the stirring device is plural, and the plural stirring devices are arranged at intervals in a circumferential direction of the reaction tank.
CN202121320457.2U 2021-06-11 2021-06-11 Stirring device for reaction tank Active CN215028939U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121320457.2U CN215028939U (en) 2021-06-11 2021-06-11 Stirring device for reaction tank

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121320457.2U CN215028939U (en) 2021-06-11 2021-06-11 Stirring device for reaction tank

Publications (1)

Publication Number Publication Date
CN215028939U true CN215028939U (en) 2021-12-07

Family

ID=79202392

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121320457.2U Active CN215028939U (en) 2021-06-11 2021-06-11 Stirring device for reaction tank

Country Status (1)

Country Link
CN (1) CN215028939U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113351145A (en) * 2021-06-11 2021-09-07 安阳艾尔旺新能源环境有限公司 Stirring device for reaction tank

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113351145A (en) * 2021-06-11 2021-09-07 安阳艾尔旺新能源环境有限公司 Stirring device for reaction tank

Similar Documents

Publication Publication Date Title
CN215028939U (en) Stirring device for reaction tank
JP2021176627A (en) Water treatment electrolytic apparatus and method of application thereof
CN113351145A (en) Stirring device for reaction tank
CN216801103U (en) Mixed-flow liquid-spraying type soil remediation device
CN108015095A (en) One kind is used for solid waste retracting device
US20240284880A1 (en) System and method for shrimp cultivation
CN113698008A (en) Organic matter decomposition equipment based on paper mill waste water treatment
CN210496102U (en) Liquid ceramic mud debonder apparatus for producing
CN107983134A (en) Gas purification tower and exhaust gas purification equipment
CN202193640U (en) Novel dissolved gas cylinder
CN208532453U (en) A kind of industrial sewage processing unit
CN206415410U (en) Fecal pollution processing is with smashing equipment and fecal pollution processing system
CN210531169U (en) Deodorization sewage electric pump device
CN209476101U (en) A kind of integrated dosage injection tank car for groundwater remediation
CN218689293U (en) Biological oil catalytic conversion preparation facilities
CN212609937U (en) Sewage treatment device capable of automatically feeding materials
CN221182531U (en) Slurry melting tank aeration device
CN217698778U (en) 5m3Mixer
CN221626022U (en) Device is put in with fungus agent to aquaculture
CN216837502U (en) Water supply installation for deodorization degerming
CN214159428U (en) Sewage treatment charge device
CN219807803U (en) Automatic dosing reactor
CN218189392U (en) Mixing apparatus is used in active carbon production
CN216458313U (en) Water plugging profile control liquid preparation device for greasy dirt
CN216236246U (en) MBR integration sewage treatment device's intelligent cleaning system

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: 455000 intersection of Xiange Avenue and Hengshan Avenue, high tech Zone, Anyang City, Henan Province

Patentee after: Henan aierwang new energy and environment Co.,Ltd.

Address before: 455000 intersection of Xiange Avenue and Hengshan Avenue, high tech Zone, Anyang City, Henan Province

Patentee before: Anyang Aierwang New Energy Environmental Co.,Ltd.