CN211402199U - Three-dimensional imaging device of major arc GIS X ray - Google Patents
Three-dimensional imaging device of major arc GIS X ray Download PDFInfo
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- CN211402199U CN211402199U CN202020051399.7U CN202020051399U CN211402199U CN 211402199 U CN211402199 U CN 211402199U CN 202020051399 U CN202020051399 U CN 202020051399U CN 211402199 U CN211402199 U CN 211402199U
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Abstract
The application provides a three-dimensional imaging device of major arc GIS X ray, includes: the device comprises a U-arc fixing frame, a U-arc rotating frame, an ray machine and an imaging plate; the caliber of the arc notch of the major arc-shaped fixing frame is larger than the diameter of the GIS, and a major arc-shaped guide rail surrounding the arc line of the major arc-shaped fixing frame is fixedly arranged on the major arc-shaped fixing frame; the U-arc-shaped rotating frame is provided with a roller group matched with the U-arc-shaped guide rail, the roller group is distributed on the side surface of the U-arc-shaped rotating frame along the arc line of the U-arc-shaped rotating frame, and the roller group is matched with the U-arc-shaped guide rail; the ray machine and the imaging plate are symmetrically arranged on the optimal arc-shaped rotating frame. The internal fault analysis to great large-scale equipment such as GIS switch at present has been solved to this application, needs to set up detection device around this equipment on-the-spot and detect, detects and accomplishes that a position still need remove to another detection site and reinstall behind the detection device, and detection efficiency is very low, and extravagant too much human cost's technical problem.
Description
Technical Field
The application relates to the field of power equipment detection, in particular to a three-dimensional imaging device of a major arc GIS X-ray.
Background
The radiographic inspection technology is an inspection method which utilizes the fact that rays can penetrate through metal materials, and different materials have different absorption and scattering effects on the rays, so that films or imaging plates are not sensitive to light, images with different blackness are formed on the films or the imaging plates, and accordingly internal defects of the materials are judged.
The X-ray three-dimensional imaging can distinguish overlapped components, detect the components without detection angles in the two-dimensional imaging, such as cracks, shrinkage cavities, air holes and the like of the basin-type insulator, and determine the position and size of the defect. The device can also be used for detecting whether the bolt is screwed down, the opening and closing of the disconnecting link and the like.
At present, for internal fault analysis of relatively large equipment such as a GIS (gas Insulated switch) switch and the like, a detection device needs to be erected on site around the equipment for detection, and after detection is completed, the detection device needs to be detached and moved to another detection part for reinstallation, so that the detection efficiency is very low, and excessive labor cost is wasted.
SUMMERY OF THE UTILITY MODEL
An object of the application is to provide a three-dimensional imaging device of major arc GIS X ray, solves present internal fault analysis to great large-scale equipment such as GIS switch, needs to set up detection device around this equipment on the spot and detect, detects and accomplishes a position and still need remove to another detection site and reinstall behind the dismantlement detection device, and detection efficiency is very low, and extravagant too much human cost's technical problem.
In view of the above, the present application provides a major arc GIS X-ray three-dimensional imaging device, comprising: the device comprises a base, a U-arc fixing frame, a U-arc rotating frame, an ray machine and an imaging plate;
the major arc-shaped fixing frame is arranged above the base through a connecting piece;
the aperture of the arc notch of the U-shaped fixing frame is larger than the diameter of the GIS, and a U-shaped guide rail surrounding the arc of the U-shaped fixing frame is fixedly arranged on the U-shaped fixing frame;
the radius of the U-arc-shaped rotating frame is matched with that of the U-arc-shaped guide rail, and the caliber of an arc notch of the U-arc-shaped rotating frame is larger than the diameter of the GIS;
the U-arc-shaped rotating frame is provided with roller groups matched with the U-arc-shaped guide rails, the roller groups are distributed on the side surfaces of the U-arc-shaped rotating frame along the arc lines of the U-arc-shaped rotating frame, the roller groups are matched with the U-arc-shaped guide rails, and the U-arc-shaped rotating frame can rotate around the circle center of the U-arc-shaped guide rails by 360 degrees along the U-arc-shaped guide rails;
the ray machine and the imaging plate are symmetrically arranged on the major arc-shaped rotating frame, and a ray head of the ray machine corresponds to the imaging plate.
Further, the device also comprises a driving component;
the driving assembly comprises a driving motor, a gear and a U-shaped rack;
the driving motor is fixedly arranged on the excellent arc-shaped fixing frame, and the gear is arranged on a driving shaft of the driving motor;
the arc rack is fixedly arranged on the inner surface of the superior arc rotating frame, and the gear is meshed with the superior arc rack.
Further, the central angles of the major arc fixing frame and the major arc rotating frame are the same.
Further, the connecting piece comprises a worm and a worm wheel;
the worm is fixedly arranged at the bottom of the U-shaped fixing frame along the vertical direction;
the worm wheel is rotatably arranged on the base and meshed with the worm.
Further, a rotating rod is fixedly arranged on the axis of the turbine and fixedly connected with a rotating handle.
Further, the bottom of base is provided with the removal wheel.
Further, the number of the driving motors is two.
Furthermore, the device also comprises a sliding guide rod and a guide sleeve;
the sliding guide rod is arranged in the sliding guide sleeve in a sliding mode along the vertical direction;
the sliding guide rod is vertically and fixedly arranged at the bottom of the major arc-shaped fixing frame, and the guide sleeve is fixedly connected with the base.
Further, the roller groups are divided into two groups;
and the two groups of roller groups are respectively matched and arranged on the inner arc surface and the outer arc surface of the U-arc guide rail.
Further, the rollers of the roller group are groove rollers;
the major arc-shaped guide rail is arranged in the groove of the groove roller in a matching mode.
Compared with the prior art, the embodiment of the application has the advantages that:
the application provides a three-dimensional imaging device of major arc GIS X ray, includes: the device comprises a base, a U-arc fixing frame, a U-arc rotating frame, an ray machine and an imaging plate; the major arc-shaped fixing frame is arranged above the base through a connecting piece; the arc gap of the major arc-shaped fixing frame is larger than the diameter of the GIS, and a major arc-shaped guide rail surrounding the arc line of the major arc-shaped fixing frame is fixedly arranged on the major arc-shaped fixing frame; the radius of the U-arc-shaped rotating frame is matched with that of the U-arc-shaped guide rail, and the circular arc gap of the U-arc-shaped rotating frame is larger than the diameter of the GIS; the U-arc-shaped rotating frame is provided with roller groups matched with the U-arc-shaped guide rails, the roller groups are distributed on the side surfaces of the U-arc-shaped rotating frame along the arc lines of the U-arc-shaped rotating frame, the roller groups are matched with the U-arc-shaped guide rails, and the U-arc-shaped rotating frame can rotate around the circle center of the U-arc-shaped guide rails by 360 degrees along the U-arc-shaped guide rails; the ray machine and the imaging plate are symmetrically arranged on the major arc-shaped rotating frame, and a ray head of the ray machine corresponds to the imaging plate.
The U-arc GIS X-ray three-dimensional imaging device provided in the application has the advantages that the calibers of the U-arc fixing frame and the U-arc notch of the U-arc rotating frame are larger than the diameter of the GIS, so that the GIS can enter the circle center of the U-arc fixing frame through the U-arc notch, the U-arc fixing frame is fixedly provided with the U-arc guide rail, the U-arc rotating frame is provided with the roller train matched with the U-arc guide rail, the U-arc rotating frame can rotate around the circle center of the U-arc guide rail by 360 degrees along the U-arc guide rail, the ray machine and the imaging plate are symmetrically arranged on the U-arc rotating frame, the X-ray machine and the imaging plate rotate around the U-arc GIS by 360 degrees along with the rotation of the U-arc rotating frame, so as to carry out omnibearing scanning imaging on the GIS, the U-arc GIS X-ray three-ray imaging device can be directly pulled out from the GIS through the U-arc fixing frame and the U-arc notch of the U, therefore, the GIS can be detected without installing a GIS detection device on site, the detection is finished without disassembling the U-arc GIS X-ray three-dimensional imaging device, the technical problems that the internal fault analysis of large equipment such as a GIS switch at present needs to set up the detection device on site around the equipment for detection, one part needs to be detected, the detection device is moved to another detection part for reinstallation after the detection is finished, the detection efficiency is very low, and excessive labor cost is wasted are solved.
Drawings
In order to more clearly illustrate the detailed description of the present application or the technical solutions in the prior art, the drawings needed to be used in the detailed description of the present application or the prior art description will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a major arc GIS X-ray three-dimensional imaging device according to an embodiment of the present disclosure;
FIG. 2 is a schematic structural diagram of a U-arc fixing frame and a U-arc rotating frame in an embodiment of the present application;
FIG. 3 is a schematic structural diagram of a U-arc rotating frame according to an embodiment of the present application;
fig. 4 is a schematic partial structural diagram of a major arc GIS X-ray three-dimensional imaging device according to an embodiment of the present disclosure;
FIG. 5 is a side view of a major arc GIS X-ray three-dimensional imaging device provided in an embodiment of the present application;
wherein the reference numerals are: the device comprises a base 1, a major arc fixing frame 2, a major arc rotating frame 3, an ray machine 4, an imaging plate 5, a major arc guide rail 6, a GIS, a roller group 8, a driving assembly 9, a worm 10, a rotating handle 11, a moving wheel 12, a guide rod 13 and a guide sleeve 14.
Detailed Description
The technical solutions of the present application will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
For easy understanding, please refer to fig. 1 to 5, fig. 1 is a schematic structural diagram of a major arc GIS X-ray three-dimensional imaging device according to an embodiment of the present disclosure; FIG. 2 is a schematic structural diagram of a U-arc fixing frame and a U-arc rotating frame in an embodiment of the present application; FIG. 3 is a schematic structural diagram of a U-arc rotating frame according to an embodiment of the present application; fig. 4 is a schematic partial structural diagram of a major arc GIS X-ray three-dimensional imaging device according to an embodiment of the present disclosure; FIG. 5 is a side view of a major arc GIS X-ray three-dimensional imaging device provided in an embodiment of the present application;
the application provides a three-dimensional imaging device of major arc GIS X ray, includes: the device comprises a GIS7, a base 1, a major arc fixing frame 2, a major arc rotating frame 3, a ray machine 4 and an imaging plate 5;
the major arc-shaped fixing frame 2 is arranged above the base 1 through a connecting piece;
the caliber of the arc gap of the U-arc fixing frame 2 is larger than the diameter of the GIS, and a U-arc guide rail 6 surrounding the arc of the U-arc fixing frame 2 is fixedly arranged on the U-arc fixing frame 2;
the radius of the optimal arc-shaped rotating frame 3 is matched with that of the optimal arc-shaped guide rail 6, the caliber of an arc notch of the optimal arc-shaped rotating frame 3 is larger than the diameter of the GIS, and the sum of central angles of the optimal arc-shaped rotating frame 3 and the optimal arc-shaped guide rail 6 is larger than 180 degrees;
the roller group 8 matched with the U-arc-shaped guide rail 6 is arranged on the U-arc-shaped rotating frame 3, the roller group 8 is distributed on the side face of the U-arc-shaped rotating frame 3 along the arc line of the U-arc-shaped rotating frame 3, the roller group 8 is matched with the U-arc-shaped guide rail 6, and the U-arc-shaped rotating frame 3 can rotate around the center of the U-arc-shaped guide rail 6 for 360 degrees along the U-arc-shaped guide rail 6;
the ray machine 4 and the imaging plate 5 are symmetrically arranged on the major arc-shaped rotating frame 3, and a ray head of the ray machine 4 corresponds to the imaging plate 5.
It should be noted that the gap of the major arc-shaped fixing frame 2 is larger than the diameter of the GIS, so that the major arc-shaped fixing frame 2 can make the GIS located at the center of the circle through the gap, the major arc-shaped fixing frame 2 is fixedly provided with a major arc-shaped guide rail 6 surrounding the arc of the major arc-shaped fixing frame 2, the arc length of the major arc-shaped guide rail 6 is approximately equal to the arc length of the major arc-shaped fixing frame 2, the size of the arc gap of the major arc-shaped guide rail 6 is also approximately equal to the gap of the major arc-shaped fixing frame 2, and the major arc-shaped guide rail 6 is used for guiding the rotation of the major arc-shaped rotating;
the roller group 8 is distributed on the side surface of the U-arc-shaped rotating frame 3 along the arc line of the U-arc-shaped rotating frame 3, specifically, a plurality of rollers of the roller group 8 are distributed to the tail end of the U-arc-shaped rotating frame 3 from the starting end of the U-arc-shaped rotating frame 3 along the arc line arrangement of the U-arc-shaped rotating frame 3, and the roller group 8 is matched with the U-arc-shaped guide rail 6, so that the U-arc-shaped rotating frame 3 can rotate around the circular 360 degrees of the U-arc-shaped guide rail 6 through the rollers and the U-arc-shaped guide rail 6;
The utility model provides a three-dimensional imaging device of major arc GIS X ray that provides, the major arc mount 2, the circular arc breach of major arc swivel mount 3 all is greater than GIS's diameter, thereby GIS accessible this circular arc breach gets into the centre of a circle department of major arc mount 2, be provided with major arc guided way 6 on the major arc mount 2 fixedly, be provided with roller train 8 with major arc guided way 6 complex on the major arc swivel mount 3, major arc swivel mount 3 can be followed major arc guided way 6 and rotated 360 around the centre of a circle of major arc guided way 6, ray machine 4 and imaging plate 5 symmetry set up on major arc swivel mount 3, thereby along with the rotation of major arc swivel mount 3, take ray machine 4 and imaging plate 5 to rotate around 360, thereby carry out all-round scanning imaging to GIS, the completion of scanning can be with this three-dimensional imaging device of major arc GIS X ray through major arc mount 2, The arc notch of the optimal arc-shaped rotating frame 3 is directly pulled out from the GIS and is used for detecting the next position, so that the GIS can be detected without installing a GIS detection device on site, the optimal arc-shaped GIS X-ray three-dimensional imaging device does not need to be disassembled after detection is finished, the internal fault analysis of large-scale equipment such as a GIS switch at present is solved, the detection device needs to be erected on site around the equipment for detection, the detection device is moved to another detection position to be reinstalled after the detection is finished at one position, the detection efficiency is very low, and too much labor cost is wasted.
As a further improvement, the major arc GIS X-ray three-dimensional imaging device provided by the embodiment of the present application further includes a driving assembly 9;
the driving assembly 9 comprises a driving motor gear and an arc-shaped rack;
the driving motor is fixedly arranged on the U-arc fixing frame 2, and the gear is arranged on a driving shaft of the driving motor;
the arc rack is fixedly arranged on the inner surface of the major arc rotating frame 3, and the gear is meshed with the arc rack.
Particularly, the arc line that the arc rack encircles excellent arc swivel mount 3 is fixed to be set up on the excellent arc internal surface of excellent arc swivel mount 3, and the arc length of arc rack is approximately equal to the arc length of excellent arc swivel mount 3, gear and arc rack meshing to driving motor passes through drive gear, drives the centre of a circle rotation of excellent arc swivel mount 3 around excellent arc guided way 6.
As a further improvement, the central angles of the major arc fixing frame 2 and the major arc rotating frame 3 of the major arc GIS X-ray three-dimensional imaging device provided by the embodiment of the application are the same.
As a further improvement, the connecting piece of the U-arc GIS X-ray three-dimensional imaging device provided by the embodiment of the application comprises a worm 10 and a turbine;
the worm 10 is fixedly arranged at the bottom of the U-shaped fixing frame 2 along the vertical direction;
the turbine is rotationally arranged on the base 1 and is matched with the worm 10.
Specifically, the worm wheel is transversely arranged, the axis of the worm wheel is enabled to be along the horizontal line direction, the worm 10 meshed with the worm wheel is driven to move up and down by rotating the worm wheel, so that the major arc-shaped fixing frame 2 can move up and down, the height of the major arc-shaped fixing frame 2 can be freely adjusted according to different detection equipment and detection positions, and of course, the connecting part can be a connecting structure such as a rack and a gear besides the worm 10 and the worm wheel.
As further improvement, the fixed dwang that is provided with in the axle center of the turbine that this application embodiment provided, dwang and rotation handle 11 fixed connection to through rotating rotation handle 11, make to rotate handle 11 and drive the dwang and rotate, finally realize the rotation of turbine, except adopting rotation handle 11, the dwang can also be connected with the motor, drives the rotation of dwang through the motor.
As a further improvement, the bottom of the base 1 of the optimal arc-shaped GIS X-ray three-dimensional imaging device provided by the embodiment of the application is provided with the movable wheels 12, so that the movement of the whole optimal arc-shaped GIS X-ray three-dimensional imaging device is facilitated.
As a further improvement, the number of the driving motors of the U-arc GIS X-ray three-dimensional imaging device provided by the embodiment of the application is two.
Particularly, two driving motor synchronous rotation, two driving motor distribute in on the different positions of major arc mount 2, but simultaneous drive arc rack when two driving motor drives, can independently drive arc rack, when a driving motor's gear was about to walk the arc rack, another driving motor's gear just in time began with the meshing of arc rack to realize arc rack pivoted smoothness nature, guarantee that major arc swivel mount 3 can be at the uniform velocity on major arc mount 2 and rotate.
As a further improvement, the major arc GIS X-ray three-dimensional imaging device provided by the embodiment of the present application further includes a sliding guide rod 13 and a guide sleeve 14;
the sliding guide rod 13 is arranged in the sliding guide sleeve 14 in a sliding mode along the vertical direction;
the sliding guide rod 13 is fixedly arranged at the bottom of the major arc-shaped fixing frame 2 along the vertical direction, and the guide sleeve 14 is fixedly connected with the base 1.
Particularly, sliding guide 13 and guide pin bushing 14 are total 4 pairs, distribute in four corners of major arc mount 2 bottom respectively, and sliding guide 13 makes major arc mount 2's vertical motion more steady with the cooperation of guide pin bushing 14.
As a further improvement, the roller groups 8 of the major arc GIS X-ray three-dimensional imaging device provided by the embodiment of the present application have two groups;
the two groups of roller groups 8 are respectively arranged on the inner arc surface and the outer arc surface of the major arc-shaped guide rail 6 in a matching way.
Particularly, the guide rail 6 is arranged between the two groups of rollers, so that the guide rail 6 can support the rotating frame 3 more stably, and the rotation of the rotating frame 3 has better guidance.
As a further improvement, the roller of the roller group 8 provided in the embodiment of the present application is a grooved roller;
the major arc-shaped guide rail 6 is arranged in the groove of the groove roller in a matching way.
Particularly, the sections of the outer arc surface and the inner arc surface of the U-arc guide rail 6 are both outer convex surfaces matched with the groove sections of the groove rollers, so that the U-arc guide rail 6 is better clamped in the grooves of the groove rollers, and the groove rollers are prevented from accidentally separating from the arc guide grooves to cause derailment.
The above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.
Claims (10)
1. A three-dimensional imaging device of major arc GIS X ray which characterized in that includes: the device comprises a base, a U-arc fixing frame, a U-arc rotating frame, an ray machine and an imaging plate;
the major arc-shaped fixing frame is arranged above the base through a connecting piece;
the caliber of the arc notch of the U-arc fixing frame is larger than the diameter of the GIS, and a U-arc guide rail surrounding the arc line of the U-arc fixing frame is fixedly arranged on the U-arc fixing frame;
the radius of the U-arc-shaped rotating frame is matched with that of the U-arc-shaped guide rail, and the caliber of an arc notch of the U-arc-shaped rotating frame is larger than the diameter of the GIS;
the U-arc-shaped rotating frame is provided with roller groups matched with the U-arc-shaped guide rails, the roller groups are distributed on the side surfaces of the U-arc-shaped rotating frame along the arc lines of the U-arc-shaped rotating frame, the roller groups are matched with the U-arc-shaped guide rails, and the U-arc-shaped rotating frame can rotate around the circle center of the U-arc-shaped guide rails by 360 degrees along the U-arc-shaped guide rails;
the ray machine and the imaging plate are symmetrically arranged on the major arc-shaped rotating frame, and a ray head of the ray machine corresponds to the imaging plate.
2. A major arc GIS X-ray three-dimensional imaging device according to claim 1, further comprising a drive assembly;
the driving assembly comprises a driving motor, a gear and a U-shaped rack;
the driving motor is fixedly arranged on the U-arc-shaped fixing frame, and the gear is arranged on a driving shaft of the driving motor;
the excellent arc-shaped rack is fixedly arranged on the inner surface of the excellent arc-shaped rotating frame, and the gear is meshed with the excellent arc-shaped rack.
3. The device of claim 1, wherein the central angles of the major arc mount and the major arc rotating frame are the same.
4. A major arc GIS X-ray three-dimensional imaging device according to claim 1, wherein said connection comprises a worm and a worm gear;
the worm is fixedly arranged at the bottom of the U-shaped fixing frame along the vertical direction;
the worm wheel is rotatably arranged on the base and meshed with the worm.
5. The major arc GIS X-ray three-dimensional imaging device according to claim 4, wherein a rotating rod is fixedly arranged on the axis of the turbine, and the rotating rod is fixedly connected with a rotating handle.
6. A major arc GIS X-ray three-dimensional imaging device according to claim 1, wherein the bottom of the base is provided with moving wheels.
7. A major arc GIS X-ray three-dimensional imaging device according to claim 2, wherein there are two of said driving motors.
8. A major arc GIS X-ray three-dimensional imaging device according to claim 1, further comprising a sliding guide bar and a guide sleeve;
the sliding guide rod is arranged in the sliding guide sleeve in a sliding mode along the vertical direction;
the sliding guide rod is vertically and fixedly arranged at the bottom of the major arc-shaped fixing frame, and the guide sleeve is fixedly connected with the base.
9. A major arc GIS X-ray three-dimensional imaging device according to claim 1 wherein there are two groups of said roller sets;
and the two groups of roller groups are respectively matched and arranged on the inner arc surface and the outer arc surface of the U-arc guide rail.
10. A major arc GIS X-ray three-dimensional imaging device according to claim 9, wherein the rollers of the roller group are grooved rollers;
the major arc-shaped guide rail is arranged in the groove of the groove roller in a matching mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020051399.7U CN211402199U (en) | 2020-01-10 | 2020-01-10 | Three-dimensional imaging device of major arc GIS X ray |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020051399.7U CN211402199U (en) | 2020-01-10 | 2020-01-10 | Three-dimensional imaging device of major arc GIS X ray |
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| Publication Number | Publication Date |
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| CN211402199U true CN211402199U (en) | 2020-09-01 |
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| CN202020051399.7U Active CN211402199U (en) | 2020-01-10 | 2020-01-10 | Three-dimensional imaging device of major arc GIS X ray |
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Address after: Room 501-503, annex building, Huaye building, No.1-3 Chuimao new street, Xihua Road, Yuexiu District, Guangzhou City, Guangdong Province 510000 Patentee after: China Southern Power Grid Power Technology Co.,Ltd. Address before: Room 501-503, annex building, Huaye building, No.1-3 Chuimao new street, Xihua Road, Yuexiu District, Guangzhou City, Guangdong Province 510000 Patentee before: GUANGDONG ELECTRIC POWER SCIENCE RESEARCH INSTITUTE ENERGY TECHNOLOGY Co.,Ltd. |
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