CN104746935A - Power transmission tower - Google Patents
Power transmission tower Download PDFInfo
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- CN104746935A CN104746935A CN201510161548.9A CN201510161548A CN104746935A CN 104746935 A CN104746935 A CN 104746935A CN 201510161548 A CN201510161548 A CN 201510161548A CN 104746935 A CN104746935 A CN 104746935A
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- power transmission
- insulator
- transmission tower
- oblique pull
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Abstract
The invention discloses a power transmission tower, which comprises a tower body, a cross arm connected to the tower body and a wire clamp fitting connected to the tail end of the cross arm, wherein the wire clamp fitting is used for connecting a power transmission line, the cross arm comprises an insulator and a rotating device arranged on the insulator, and the wire clamp fitting can rotate along the axis of the cross arm through the rotating device. The power transmission tower overcomes the defect of poor torsion resistance of the composite cross arm, and greatly improves the applicability of the composite cross arm.
Description
Technical field
The present invention relates to a kind of transmission facility, specifically a kind of power transmission tower.
Background technology
In transmission facility, the structure that compound cross-arm runs as support transmission line of electricity, compared with traditional steel tower, due to self excellent insulating property, shaft tower wind-engaging loading effect reduces, and exhales high significantly reduction, reduce width of corridor, make whole tower weight saving, basic role power is corresponding reduction also, improves security performance, have corrosion-resistant simultaneously, environmental suitability is strong, and non-maintaining, the advantages such as designability is good.
Compound cross-arm adopts hollow insulator as primary structure member, and its torsional property is general, and as being used in above stressed larger power transmission tower, it can not meet antitorque mechanical property requirements.Therefore, the problem of current compound cross-arm torsional rotation force difference in the urgent need to address.
Summary of the invention
For the deficiencies in the prior art, the object of this invention is to provide a kind of power transmission tower, this power transmission tower can reduce the twisting resistance suffered by cross-arm.
For achieving the above object, the technology used in the present invention means are as follows: a kind of power transmission tower, comprise tower body, the cross-arm be connected on this tower body, and be connected to the wire clamp gold utensil of this cross-arm end, this wire clamp gold utensil is for connecting power line, this cross-arm comprises insulator and is arranged on the tumbler on this insulator, and this wire clamp gold utensil is rotatable along the axis of this cross-arm by this tumbler.
Above-mentioned power transmission tower, by arranging tumbler on cross-arm, makes wire clamp gold utensil can rotate along axis, laying down the twisting resistance that this wire clamp gold utensil brings above-mentioned cross-arm, avoiding cross-arm and bearing excessive twisting resistance, so that affecting the mechanical performance of cross-arm by rotating.Power transmission tower of the present invention overcomes the shortcoming of compound cross-arm torsional rotation force difference, substantially increases the applicability of compound cross-arm.
Preferably, above-mentioned tumbler is arranged between above-mentioned tower body and above-mentioned insulator.More preferably, above-mentioned tumbler comprises price fixing and embeds the Moving plate of this price fixing, and this price fixing is fixed on above-mentioned tower body, and this Moving plate is connected to the end of above-mentioned insulator, and this Moving plate is rotatable along the axis of this cross-arm relative to this price fixing.By arranging above-mentioned tumbler between tower body and insulator, when cross-arm is subject to twisting resistance, this cross-arm rotates relative to tower body, lays down twisting resistance, thus avoid this twisting resistance act on this cross-arm originally with it.
Preferably, above-mentioned tumbler is arranged between above-mentioned insulator and above-mentioned wire clamp gold utensil.More preferably, this tumbler comprises and is fixed on determining chamber and determining by this moving axis that stretches out in chamber of this insulator end, and this moving axis end connects above-mentioned wire clamp gold utensil.By arranging this tumbler between this insulator and this wire clamp gold utensil, when wire clamp gold utensil is for rotating along the axis of cross-arm, by this tumbler, wire clamp gold utensil can rotate, and avoiding the trend that this wire clamp gold utensil rotates becomes the twisting resistance that cross-arm bears.
More preferably, above-mentioned power transmission tower also comprises oblique pull part, and this oblique pull part one end is fixed on above-mentioned tower body, and the other end is fixed on the end of above-mentioned cross-arm, and this oblique pull part limits the angle that this wire clamp gold utensil rotates.By above-mentioned oblique pull part, wire clamp gold utensil can be avoided excessively to rotate, twisting resistance is converted to the pulling force to this oblique pull part simultaneously.
More preferably, above-mentioned power transmission tower also comprises oblique pull part, and this oblique pull part one end is fixed on above-mentioned tower body, and the other end is fixed on above-mentioned insulator one end away from this tower body.When above-mentioned insulator is rotated by this tumbler, this oblique pull part can limit the angle of insulator rotating, avoids rotational angle excessive.
More preferably, above-mentioned power transmission tower also comprises oblique pull part, this oblique pull part one end is fixed on this tower body, the other end is fixed on this insulator one end away from this tower body, the end of this oblique pull part is provided with locating part, this locating part connects above-mentioned dynamic the tip of the axis, and this locating part limits the angle that this moving axis rotates.By by the locating part that oblique pull part extends, this moving axis rotational angle can be prevented excessive.When moving axis rotational angle is excessive, the power of rotation is converted to the pulling force on oblique pull part by locating part, thus the script twisting resistance acted on cross-arm is converted to the pulling force on oblique pull part.
More preferably, above-mentioned power transmission tower also comprises oblique pull part, and this oblique pull part one end is fixed on above-mentioned tower body, and the other end is fixed on this dynamic the tip of the axis.
Accompanying drawing explanation
Fig. 1 is the part-structure partial schematic sectional view of the embodiment of the present invention one power transmission tower 1000;
Fig. 2 is the close-up schematic view of Fig. 1;
Fig. 3 is the part-structure partial schematic sectional view of the embodiment of the present invention two power transmission tower 2000;
Fig. 4 is the close-up schematic view of Fig. 3;
Fig. 5 is the part-structure partial schematic sectional view of the embodiment of the present invention three power transmission tower 3000.
Wherein,
1000,2000,3000---power transmission tower;
100,200,300---tower body;
110,210---cross-arm;
111,211,311---insulator;
112---price fixing; 212---determine chamber;
113---Moving plate; 213,313---moving axis;
114,214---tumbler;
215---bracing frame;
216---gripper shoe;
217---bearing;
120,220---wire clamp gold utensil;
130,230,330---oblique pull part;
331---locating part.
Detailed description of the invention
As requested, the specific embodiment of the present invention will be disclosed here.But should be understood that, embodiment disclosed is here only exemplary of the present invention, and it can be presented as various forms.Therefore, here the detail disclosed is not considered to restrictive, and be only as the basis of claim and as instructing those skilled in the art differently to apply representational basis of the present invention in appropriate mode any in reality, the various features comprising employing disclosed here also combine the feature that may clearly not disclose here.
Embodiment one:
As shown in Figure 1 and Figure 2, the power transmission tower 1000 of the present embodiment, comprises tower body 100, tower body 100 is connected with cross-arm 110, the end connecting clamp gold utensil 120 of cross-arm 110.In addition, between tower body 100 and cross-arm 110, oblique pull part 130 is also provided with.Only do to analyse and observe process to the structure of cross-arm 110 in Fig. 1, Fig. 2.
In the present embodiment, cross-arm 110 is compound cross-arm, and cross-arm 110 comprises the insulator 111 as main body, and is connected to the tumbler 114 of insulator 111 one end.Tumbler 114 is fixed on tower body 100, and insulator 111 is connected on tower body 100 by tumbler 114.Wherein insulator 111 is hollow combined insulators, and Fig. 1, Fig. 2 are only signal, does not draw the umbrella skirt construction outside composite insulator.
Tumbler 114 comprises the price fixing 112 be fixed on tower body 100 and the Moving plate 113 being connected to insulator 111 one end.Moving plate 113 embeds in price fixing 112, and freely can rotate interior.Price fixing 112 is put together by upper and lower two parts, by upper and lower two parts split, is stuck in price fixing 112 by Moving plate 113.The part that Moving plate 113 contacts with price fixing 112 can add the powder lubricant opening lubrication.
Wire clamp gold utensil 120 lower end is for carrying power line.Oblique pull part 130 one end is fixed on the tower body 100 above cross-arm 110, and the other end is fixed on insulator 111 one end away from tower body 100.Oblique pull part 130 is Composite Insulators.
The power transmission tower 1000 of the present embodiment, by arranging tumbler 114 between insulator 111 and tower body 100, make cross-arm 110 when being subject to the twisting resistance that wire clamp gold utensil 120 brings, insulator 111 rotates, and lays down this twisting resistance.Meanwhile, due to the setting of oblique pull part 130, make insulator 111 can not inordinate rotation, and the twisting resistance of remnants is converted into the pulling force on oblique pull part 130.The power transmission tower 1000 of the present embodiment is in running, and cross-arm 110 can not be subject to twisting resistance and cause mechanical performance to damage, and improves the applicability of compound cross-arm, is conducive to large batch of application compound cross-arm and sets up compound power transmission tower.
Embodiment two:
As shown in Figure 3, Figure 4, the power transmission tower 2000 of the present embodiment, comprises tower body 200, tower body 200 is connected with cross-arm 210, the end connecting clamp gold utensil 220 of cross-arm 210.In addition, between tower body 200 and cross-arm 210, oblique pull part 230 is also provided with.
In the present embodiment, cross-arm 210 is compound cross-arm, and cross-arm 210 comprises the insulator 211 as main body, and is connected to the tumbler 214 of insulator 211 one end.The other end of insulator 211 is fixed on tower body 200.Wire clamp gold utensil 220 is connected on tumbler 214.Wherein insulator 211 is hollow combined insulators, and Fig. 3, Fig. 4 are only signal, does not draw the umbrella skirt construction outside composite insulator.
Tumbler 214 comprises the moving axis 213 determining chamber 212 and connecting clamp gold utensil 220 being fixed on insulator 211 end.Moving axis 213 is deeply determined in chamber 212.Determine chamber 212 is fixed on insulator 211 end middle position by bracing frame 215.Determine to be provided with bearing 217 in chamber 212, moving axis 213 by bearing 217 with determine chamber 212 and be connected, moving axis 213 can determining freely to rotate in chamber.Also be respectively arranged with gripper shoe 216 at the two ends of determining chamber 212, moving axis 213 passes by gripper shoe 216.Only do to analyse and observe process to the part of tumbler 214 except moving axis 213 in Fig. 3, Fig. 4.
Wire clamp gold utensil 220 lower end is for carrying power line.Oblique pull part 230 one end is fixed on the tower body 200 above cross-arm 210, and the other end is fixed on moving axis 213.Oblique pull part 230 is Composite Insulators.
The power transmission tower 2000 of the present embodiment has all advantages of the power transmission tower 1000 of the embodiment of the present invention one.The cross-arm 210 of the present embodiment is when being subject to twisting resistance simultaneously, and the insulator 211 of main part does not rotate, and just moving axis 213 rotates, and avoids the inner torsional stress produced when insulator 211 rotates.In addition, with the embodiment of the present invention one unlike tumbler 214 without the need to carrying the gravity of insulator 211, prevent tumbler 214 excessive wear.In addition, be provided with bearing 217 in tumbler 214, moving axis 213 is more easily rotated, the design of gripper shoe 216 is then the wearing and tearing reducing moving axis 213 pairs of bearings 217 generations.
Embodiment three:
As shown in Figure 5, the power transmission tower 3000 of the present embodiment is substantially identical with power transmission tower 2000 structure of the embodiment of the present invention two, and difference is that oblique pull part 330 one end is fixed on tower body 300, and the other end is then fixed on insulator 311 one end away from tower body 300.Wherein extend a locating part 331 in oblique pull part 330 end, locating part 331 one end is fixed on the end of oblique pull part 330, and the other end is fixed on moving axis 313.
The power transmission tower 3000 of the present embodiment, oblique pull part 330 itself directly opens the effect of carrying insulator 311, and the angle of moving axis 313 rotation is limited by locating part 331, effectively prevent oblique pull part 330 and act on moving axis 313 too much along the pulling force on oblique pull part 330 direction, avoid tumbler to wear and tear due to this pulling force.In addition, when also can effectively avoid moving axis 313 that reciprocating rotation occurs by locating part 331, oblique pull part 330 occurs significantly to swing, so that affects whole power transmission tower 3000.In addition, the present embodiment lead all advantages that power transmission tower 3000 has the power transmission tower 2000 of the embodiment of the present invention two.
A kind of tumbler 114 of the embodiment of the present invention can replace with the tumbler 214 in embodiment two, and the tumbler 114 of the tumbler 214 in like manner in embodiment two also in usable embodiment one replaces.The present invention simultaneously also can be provided with tumbler at the two ends of cross-arm.
Technology contents of the present invention and technical characterstic have disclosed as above; but be appreciated that; under creative ideas of the present invention; those skilled in the art can make various changes said structure and material and improve; comprise the combination of disclosure or claimed technical characteristic separately here, comprise other combination of these features significantly.These distortion and/or combination all fall in technical field involved in the present invention, and fall into the protection domain of the claims in the present invention.
Claims (9)
1. a power transmission tower, comprise tower body, the cross-arm be connected on described tower body, and be connected to the wire clamp gold utensil of described cross-arm end, described wire clamp gold utensil is for connecting power line, it is characterized in that: described cross-arm comprises insulator and is arranged on the tumbler on described insulator, and described wire clamp gold utensil is rotatable along the axis of described cross-arm by described tumbler.
2. power transmission tower as claimed in claim 1, is characterized in that: described tumbler is arranged between described tower body and described insulator.
3. power transmission tower as claimed in claim 2, it is characterized in that: described tumbler comprises price fixing and embeds the Moving plate of described price fixing, described price fixing is fixed on described tower body, described Moving plate is connected to the end of described insulator, and described Moving plate is rotatable along the axis of described cross-arm relative to described price fixing.
4. power transmission tower as claimed in claim 1, is characterized in that: described tumbler is arranged between described insulator and described wire clamp gold utensil.
5. power transmission tower as claimed in claim 4, is characterized in that: described tumbler comprise be fixed on described insulator end determine chamber and by the described moving axis determining to stretch out in chamber, described moving axis end connects described wire clamp gold utensil.
6. the power transmission tower as described in claim 1-5 any one, it is characterized in that: described power transmission tower also comprises oblique pull part, described oblique pull part one end is fixed on described tower body, and the other end is fixed on the end of described cross-arm, and described oblique pull part limits the angle that described wire clamp gold utensil rotates.
7. the power transmission tower as described in claim 1-5 any one, is characterized in that: described power transmission tower also comprises oblique pull part, and described oblique pull part one end is fixed on described tower body, and the other end is fixed on described insulator one end away from described tower body.
8. power transmission tower as claimed in claim 5, it is characterized in that: described power transmission tower also comprises oblique pull part, described oblique pull part one end is fixed on described tower body, the other end is fixed on described insulator one end away from described tower body, the end of described oblique pull part is provided with locating part, described locating part connects described dynamic the tip of the axis, and described locating part limits the angle that described moving axis rotates.
9. power transmission tower as claimed in claim 5, it is characterized in that: described power transmission tower also comprises oblique pull part, described oblique pull part one end is fixed on described tower body, and the other end is fixed on described dynamic the tip of the axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510161548.9A CN104746935B (en) | 2015-04-07 | 2015-04-07 | Power transmission tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510161548.9A CN104746935B (en) | 2015-04-07 | 2015-04-07 | Power transmission tower |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104746935A true CN104746935A (en) | 2015-07-01 |
| CN104746935B CN104746935B (en) | 2017-07-07 |
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ID=53587130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510161548.9A Active CN104746935B (en) | 2015-04-07 | 2015-04-07 | Power transmission tower |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111877837A (en) * | 2020-09-02 | 2020-11-03 | 马鞍山辰慕芸智能科技发展有限公司 | Transmission tower with rubber metal damper capable of dissipating energy and twisting extending arm to rise |
| CN111877841A (en) * | 2020-09-01 | 2020-11-03 | 马鞍山辰慕芸智能科技发展有限公司 | Transmission tower preventing arm stretching torsion by utilizing thin-wall buckling torsion |
| CN111877838A (en) * | 2020-09-02 | 2020-11-03 | 马鞍山辰慕芸智能科技发展有限公司 | Main tower torsion preventing power transmission tower consuming energy by rubber metal damper |
| CN111927186A (en) * | 2020-09-02 | 2020-11-13 | 马鞍山辰慕芸智能科技发展有限公司 | Transmission tower with lead rubber twisted and lifted |
| CN111997431A (en) * | 2020-09-01 | 2020-11-27 | 马鞍山辰慕芸智能科技发展有限公司 | Main tower torsion preventing power transmission tower utilizing thin-wall buckling torsion |
| CN112012550A (en) * | 2020-09-02 | 2020-12-01 | 马鞍山辰慕芸智能科技发展有限公司 | Transmission tower with hydraulic damping torsion extending arm ascending |
| CN112012551A (en) * | 2020-09-02 | 2020-12-01 | 马鞍山辰慕芸智能科技发展有限公司 | Elastic transmission tower capable of achieving self-resetting maintenance and torsion of rubber and ascending of extending arm |
| CN112012552A (en) * | 2020-09-02 | 2020-12-01 | 马鞍山辰慕芸智能科技发展有限公司 | Hydraulic damping power transmission tower capable of achieving self-resetting maintenance and with ascending extending arm |
| CN112112469A (en) * | 2020-09-23 | 2020-12-22 | 马鞍山辰慕芸智能科技发展有限公司 | Main tower torsion preventing power transmission tower with metal damper for energy dissipation and hydraulic reset |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7057103B1 (en) * | 2004-05-07 | 2006-06-06 | Alan B Peabody | Transmission tower devices for reducing longitudinal shock loads |
| KR100913253B1 (en) * | 2009-01-30 | 2009-08-24 | 주식회사 서우 | Power transmission rail track installation method that use catenary fixing device that fix electric wire so that miniaturization of straight tower may be available and catenary fixing device of polymer arm insulators |
| CN201466635U (en) * | 2009-06-19 | 2010-05-12 | 国网电力科学研究院武汉南瑞有限责任公司 | Insulating tower head of composite insulating pole tower |
| CN103437586A (en) * | 2013-08-05 | 2013-12-11 | 河北省电力勘测设计研究院 | Composite rotary cross arm |
| CN203895917U (en) * | 2014-04-10 | 2014-10-22 | 国家电网公司 | Self-regulation cross-arm |
| CN204571448U (en) * | 2015-04-07 | 2015-08-19 | 江苏神马电力股份有限公司 | Power transmission tower |
-
2015
- 2015-04-07 CN CN201510161548.9A patent/CN104746935B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7057103B1 (en) * | 2004-05-07 | 2006-06-06 | Alan B Peabody | Transmission tower devices for reducing longitudinal shock loads |
| KR100913253B1 (en) * | 2009-01-30 | 2009-08-24 | 주식회사 서우 | Power transmission rail track installation method that use catenary fixing device that fix electric wire so that miniaturization of straight tower may be available and catenary fixing device of polymer arm insulators |
| CN201466635U (en) * | 2009-06-19 | 2010-05-12 | 国网电力科学研究院武汉南瑞有限责任公司 | Insulating tower head of composite insulating pole tower |
| CN103437586A (en) * | 2013-08-05 | 2013-12-11 | 河北省电力勘测设计研究院 | Composite rotary cross arm |
| CN203895917U (en) * | 2014-04-10 | 2014-10-22 | 国家电网公司 | Self-regulation cross-arm |
| CN204571448U (en) * | 2015-04-07 | 2015-08-19 | 江苏神马电力股份有限公司 | Power transmission tower |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111997431A (en) * | 2020-09-01 | 2020-11-27 | 马鞍山辰慕芸智能科技发展有限公司 | Main tower torsion preventing power transmission tower utilizing thin-wall buckling torsion |
| CN111877841A (en) * | 2020-09-01 | 2020-11-03 | 马鞍山辰慕芸智能科技发展有限公司 | Transmission tower preventing arm stretching torsion by utilizing thin-wall buckling torsion |
| CN112012551A (en) * | 2020-09-02 | 2020-12-01 | 马鞍山辰慕芸智能科技发展有限公司 | Elastic transmission tower capable of achieving self-resetting maintenance and torsion of rubber and ascending of extending arm |
| CN111927186A (en) * | 2020-09-02 | 2020-11-13 | 马鞍山辰慕芸智能科技发展有限公司 | Transmission tower with lead rubber twisted and lifted |
| CN111877838A (en) * | 2020-09-02 | 2020-11-03 | 马鞍山辰慕芸智能科技发展有限公司 | Main tower torsion preventing power transmission tower consuming energy by rubber metal damper |
| CN112012550A (en) * | 2020-09-02 | 2020-12-01 | 马鞍山辰慕芸智能科技发展有限公司 | Transmission tower with hydraulic damping torsion extending arm ascending |
| CN111877837A (en) * | 2020-09-02 | 2020-11-03 | 马鞍山辰慕芸智能科技发展有限公司 | Transmission tower with rubber metal damper capable of dissipating energy and twisting extending arm to rise |
| CN112012552A (en) * | 2020-09-02 | 2020-12-01 | 马鞍山辰慕芸智能科技发展有限公司 | Hydraulic damping power transmission tower capable of achieving self-resetting maintenance and with ascending extending arm |
| CN111877838B (en) * | 2020-09-02 | 2021-06-15 | 马鞍山辰慕芸智能科技发展有限公司 | Main tower torsion preventing power transmission tower consuming energy by rubber metal damper |
| CN111927186B (en) * | 2020-09-02 | 2021-07-09 | 马鞍山辰慕芸智能科技发展有限公司 | Transmission tower with lead rubber twisted and lifted |
| CN112012552B (en) * | 2020-09-02 | 2021-07-09 | 马鞍山辰慕芸智能科技发展有限公司 | Hydraulic damping power transmission tower capable of achieving self-resetting maintenance and with ascending extending arm |
| CN112012551B (en) * | 2020-09-02 | 2021-07-09 | 马鞍山辰慕芸智能科技发展有限公司 | Elastic transmission tower capable of achieving self-resetting maintenance and torsion of rubber and ascending of extending arm |
| CN112112469A (en) * | 2020-09-23 | 2020-12-22 | 马鞍山辰慕芸智能科技发展有限公司 | Main tower torsion preventing power transmission tower with metal damper for energy dissipation and hydraulic reset |
| CN112112469B (en) * | 2020-09-23 | 2021-07-16 | 马鞍山辰慕芸智能科技发展有限公司 | Main tower torsion preventing power transmission tower with metal damper for energy dissipation and hydraulic reset |
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Effective date of registration: 20201126 Address after: 501, building g, Hongqiao Green Valley, 69 Yonghong Road, Minhang District, Shanghai, 201100 Patentee after: Shanghai Shenma Electric Power Engineering Co.,Ltd. Address before: 226017 Jiangsu city of Nantong province Nantong economic and Technological Development Zone Science and Technology Industrial Park of Su Tong Jiang Cheng Road No. 1088 Jiang Park Building 3, room 1467, R & D Patentee before: JIANGSU SHENMA ELECTRIC Co.,Ltd. |
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Address after: 200050 room 801, building 2, No. 55, Jinlun Road, Changning District, Shanghai Patentee after: Shanghai Shenma Electric Power Engineering Co.,Ltd. Address before: 501, building g, Hongqiao Green Valley, 69 Yonghong Road, Minhang District, Shanghai 201100 Patentee before: Shanghai Shenma Electric Power Engineering Co.,Ltd. |