CN106005295A - Stretchable unfolding overwater working platform - Google Patents
Stretchable unfolding overwater working platform Download PDFInfo
- Publication number
- CN106005295A CN106005295A CN201610679886.6A CN201610679886A CN106005295A CN 106005295 A CN106005295 A CN 106005295A CN 201610679886 A CN201610679886 A CN 201610679886A CN 106005295 A CN106005295 A CN 106005295A
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- buoyancy tank
- guide pin
- pin bushing
- hydraulic cylinder
- rectangle guide
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- 238000009434 installation Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
- B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention relates to an overwater working platform, in particular to a stretchable unfolding overwater working platform. The two sides of a central floating box are provided with a left floating box and a right floating box. The bottoms of the left floating box and the right floating box are provided with inner rectangular guide sleeves. The inner rectangular guide sleeves and outer rectangular guide sleeves at the bottom of the central floating box are connected in a sleeved mode to form a rectangular sliding guide rail. Single hydraulic cylinders are arranged inside the inner and outer rectangular guide sleeves. Under the thrust of the single hydraulic cylinders, the left floating box and the right floating box are unfolded along the two sides of the central floating box respectively. The bottoms of the central floating box, the left floating box and the right floating box are provided with stretchable floating boxes. The stretchable floating boxes are connected with the central floating box, the left floating box and the right floating box through a sliding rail connecting rod device and the multiple hydraulic cylinders to jointly form a stretchable mechanism. According to the stretchable unfolding overwater working platform, the unfolding and stretchable function of the platform is achieved by adopting guide rails and the hydraulic cylinders, the structure is flexible, the working platform can be used on the platform carrying different equipment, the occupation space is small, the whole structure can be conveniently moved and carried, the carrying difficulty is lowered, and therefore the using efficiency is ensured.
Description
Technical field
The present invention relates to a kind of operation at sea platform, specifically a kind of extension type launches operation at sea platform, belongs to marine equipment technical field.
Background technology
The existing technology of operation at sea platform is divided into fixed support platform waterborne and two kinds of buoyancy tank platform at present；Fixed support platform waterborne uses after fixing pillar in water, then sets for this platform, and its shortcoming is that over-water construction difficulty is big, consumptive material is many, irremovable and very flexible；Buoyancy tank platform is to use single buoyancy tank or multiple buoyancy tank connecting method to constitute platform, and this kind of mode there is also defect, and structure is single and heavy, takes up room big, and carrying difficulty is big, and unit buoyance is little, poor stability, easily by Lidar Equation.
Summary of the invention
In order to solve above-mentioned problem, the present invention provides a kind of extension type to launch operation at sea platform, flexible structure, reduces while taking up room, and combination is convenient, can meet loading distinct device operation on platform.
To achieve the above object, present invention employs following technical scheme: telescopic expansion operation at sea platform, it specifically includes that center buoyancy tank, left buoyancy tank, right buoyancy tank, flexible buoyancy tank, outer rectangle guide pin bushing, interior rectangle guide pin bushing, single-unit hydraulic cylinder, pulley gear, multisection hydraulic cylinder, slide rail linkage, the first hydraulic cylinder seat, the second hydraulic cylinder seat, the 3rd hydraulic cylinder seat, bearing pin, jump ring, slide rail fixed mount, slide block, pulley retainer, rivet, connecting rod, connecting rod fixed mount, pulley main body, pulley；
Described buoyancy tank both sides, center are provided with left buoyancy tank and right buoyancy tank, interior rectangle guide pin bushing it is provided with bottom left buoyancy tank and right buoyancy tank, outer rectangle guide pin bushing bottom interior rectangle guide pin bushing and center buoyancy tank socket-connects, constitute rectangular slide guide rail, single-unit hydraulic cylinder is arranged on inside interior rectangle guide pin bushing and outer rectangle guide pin bushing, under the thrust of single-unit hydraulic cylinder, left buoyancy tank and right buoyancy tank launch along buoyancy tank both sides, center respectively；Being respectively arranged with flexible buoyancy tank bottom above-mentioned center buoyancy tank, left buoyancy tank and right buoyancy tank, flexible buoyancy tank is connected with right buoyancy tank by slide rail linkage, multisection hydraulic Gang Yu center buoyancy tank, left buoyancy tank, collectively forms telescopic mechanism；
It is fixed with outer rectangle guide pin bushing bottom described center buoyancy tank, in outer rectangle guide pin bushing center, is provided with the first hydraulic cylinder seat；Described outer rectangle guide pin bushing side fixed rack linkage, the connecting rod fixed mount of slide rail linkage fixes bottom flexible buoyancy tank；
It is fixed with interior rectangle guide pin bushing bottom described left buoyancy tank, in interior rectangle guide pin bushing end, is provided with the second hydraulic cylinder seat；Described interior rectangle guide pin bushing side fixed rack linkage, the connecting rod fixed mount of slide rail linkage fixes bottom flexible buoyancy tank；
It is fixed with interior rectangle guide pin bushing bottom described right buoyancy tank, in interior rectangle guide pin bushing end, is provided with the second hydraulic cylinder seat；Described interior rectangle guide pin bushing side fixed rack linkage, the connecting rod fixed mount of slide rail linkage fixes bottom flexible buoyancy tank.
Described interior rectangle guide pin bushing is socketed in outer rectangle guide pin bushing, forms slide and connects.
Described pulley gear is located in interior rectangle guide pin bushing, can slide along inwall；Described pulley gear is flexibly connected with single-unit hydraulic cylinder by bearing pin, jump ring, and the fixing end of described single-unit hydraulic cylinder and the first hydraulic cylinder seat are flexibly connected by bearing pin, jump ring.
The 3rd above-mentioned hydraulic cylinder seat is separately fixed at bottom flexible buoyancy tank, bottom the buoyancy tank of center and the bottom of left and right buoyancy tank, is flexibly connected mutually by multisection hydraulic cylinder respectively.
Above-mentioned center buoyancy tank two side bottom is provided with angle.
Above-mentioned left and right buoyancy tank inside bottom is provided with angle.
Above-mentioned slide rail linkage is made up of slide rail fixed mount, slide block, pulley retainer, rivet, connecting rod, connecting rod fixed mount, and wherein, described slide rail fixed mount, slide block, pulley retainer constitute sliding track mechanism；Described connecting rod is flexibly connected by rivet with slide block, and connecting rod fixed mount is flexibly connected by rivet and three connecting rods, constitutes balanced connecting rod mechanism.
Above-mentioned pulley gear is made up of pulley main body, pulley, bearing pin, jump ring；Wherein, described pulley main body is respectively provided with pulley installation position up and down, and pulley is arranged on pulley main body by bearing pin, jump ring.
Above-mentioned outer rectangle guide pin bushing side is provided with rectangular notch.
Beneficial effects of the present invention: one is by launching flexible buoyancy tank mode, it is achieved flexible structure, multiple various combination, decreases and takes up room；Its two by increase pontoon volume increase buoyancy, enhanced stability；Its three satisfied distinct device that loads uses on job platform, and space shared by distinct device is different, and this platform is realized by expansion and stretch mode；Its four hydraulic pressure Automated condtrol, reduces the trouble building, splicing platform, improves work efficiency, reduces labor intensity；Its five reduce after, it is simple to integrally-built movement and carrying, reduce the difficulty of carrying, ensure that the efficiency of use.
Accompanying drawing explanation
Fig. 1 is that extension type of the present invention launches operation at sea platform structure schematic diagram.
Fig. 2 is that extension type of the present invention launches operation at sea platform Facad structure schematic diagram.
Fig. 3 is that extension type of the present invention launches operation at sea mesa base structural representation.
Fig. 4 is that extension type of the present invention launches operation at sea platform closure state structural representation.
Fig. 5 is the structural representation of slide rail linkage.
Fig. 6 is the structural representation of pulley gear.
Tu Zhong 1. center buoyancy tank, the most left buoyancy tank, the rightest buoyancy tank, 4. stretch buoyancy tank, outer rectangle guide pin bushing, 6. in rectangle guide pin bushing, 7. single-unit hydraulic cylinder, 8. pulley gear, 9. multisection hydraulic cylinder, 10. slide rail linkage, 11. first hydraulic cylinder seats, 12. second hydraulic cylinder seats, 13. the 3rd hydraulic cylinder seats, 14. bearing pins, 15. jump rings, 16. slide rail fixed mounts, 17. slide blocks, 18. pulley retainers, 19. rivets, 20. connecting rods, 21. connecting rod fixed mounts, 22. wheel bodies, 23. pulleys.
Detailed description of the invention
The detailed description of the invention of the present invention is done a detailed description by 1-6 below in conjunction with the accompanying drawings.
Embodiment: telescopic expansion operation at sea platform, it specifically includes that center buoyancy tank 1, left buoyancy tank 2, right buoyancy tank 3, flexible buoyancy tank 4, outer rectangle guide pin bushing 5, interior rectangle guide pin bushing 6, single-unit hydraulic cylinder 7, pulley gear 8, multisection hydraulic cylinder 9, slide rail linkage the 10, first hydraulic cylinder seat the 11, second hydraulic cylinder seat the 12, the 3rd hydraulic cylinder seat 13, bearing pin 14, jump ring 15, slide rail fixed mount 16, slide block 17, pulley retainer 18, rivet 19, connecting rod 20, connecting rod fixed mount 21, pulley main body 22, pulley 23；
Described center buoyancy tank 1 both sides are provided with left buoyancy tank 2 and right buoyancy tank 3, interior rectangle guide pin bushing 6 it is provided with bottom left buoyancy tank 2 and right buoyancy tank 3, outer rectangle guide pin bushing 5 bottom interior rectangle guide pin bushing 6 and center buoyancy tank 1 socket-connects, constitute rectangular slide guide rail, single-unit hydraulic cylinder 7 is arranged on interior rectangle guide pin bushing 6 and outer rectangle guide pin bushing 5 is internal, under the thrust of single-unit hydraulic cylinder 7, left buoyancy tank 2 and right buoyancy tank 3 launch along center buoyancy tank 1 both sides respectively；Being respectively arranged with flexible buoyancy tank 4 bottom above-mentioned center buoyancy tank 1, left buoyancy tank 2 and right buoyancy tank 3, flexible buoyancy tank 4 is connected with center buoyancy tank 1, left buoyancy tank 2 and right buoyancy tank 3 by slide rail linkage 10, multisection hydraulic cylinder 9, collectively forms telescopic mechanism；
It is fixed with outer rectangle guide pin bushing 5 bottom described center buoyancy tank 1, in outer rectangle guide pin bushing 5 center, is provided with the first hydraulic cylinder seat 11；Described outer rectangle guide pin bushing 5 side fixed rack linkage 10, the connecting rod fixed mount 21 of slide rail linkage 10 fixes bottom flexible buoyancy tank 4；
It is fixed with interior rectangle guide pin bushing 6 bottom described left buoyancy tank 2, in interior rectangle guide pin bushing 6 end, is provided with the second hydraulic cylinder seat 12；Described interior rectangle guide pin bushing 6 side fixed rack linkage 10, the connecting rod fixed mount 21 of slide rail linkage 10 fixes bottom flexible buoyancy tank 4；
It is fixed with interior rectangle guide pin bushing 6 bottom described right buoyancy tank 3, in interior rectangle guide pin bushing 6 end, is provided with the second hydraulic cylinder seat 12；Described interior rectangle guide pin bushing 6 side fixed rack linkage 10, the connecting rod fixed mount 21 of slide rail linkage 10 fixes bottom flexible buoyancy tank 4.
Described interior rectangle guide pin bushing 6 is socketed in outer rectangle guide pin bushing 5, forms slide and connects.
Described pulley gear 8 is located in interior rectangle guide pin bushing 6, can slide along inwall；Described pulley gear 8 is flexibly connected with single-unit hydraulic cylinder 7 by bearing pin 14, jump ring 15, and fixing end and the first hydraulic cylinder seat 11 of described single-unit hydraulic cylinder 7 are flexibly connected by bearing pin 14, jump ring 15.
The 3rd above-mentioned hydraulic cylinder seat 13 is separately fixed at bottom flexible buoyancy tank 4, bottom center buoyancy tank 1, bottom left the buoyancy tank 2 and bottom of right buoyancy tank 3, is flexibly connected by multisection hydraulic cylinder 9 phase respectively.
1 liang of side bottom of above-mentioned center buoyancy tank is provided with angle.
Above-mentioned left buoyancy tank 2 and right buoyancy tank 3 inside bottom are provided with angle.
Above-mentioned slide rail linkage 10 is made up of slide rail fixed mount 16, slide block 17, pulley retainer 18, rivet 19, connecting rod 20, connecting rod fixed mount 21, and wherein, described slide rail fixed mount 16, slide block 17, pulley retainer 18 constitute sliding track mechanism；Described connecting rod 20 is flexibly connected by rivet 19 with slide block 17, and connecting rod fixed mount 21 is flexibly connected with three connecting rods 20 by rivet 19, constitutes balanced connecting rod mechanism.
Above-mentioned pulley gear 8 is made up of pulley main body 22, pulley 23, bearing pin 14, jump ring 15；Wherein, described pulley main body 22 is respectively provided with pulley installation position up and down, and pulley 23 is arranged on pulley main body 22 by bearing pin 14, jump ring 15.
Above-mentioned outer rectangle guide pin bushing 5 side is provided with rectangular notch.
Operation principle below for the present invention carries out a description: first starts and entirely launches order button, left buoyancy tank 2 and right buoyancy tank 3 are under the thrust of single-unit hydraulic cylinder 7, pulley gear 8 slides along interior rectangle guide pin bushing 6, under rectangle guide pin bushing 5 guides outside, left buoyancy tank 2 and right buoyancy tank 3 are slowly deployed into predetermined position；Then start center and stretch out order button, multisection hydraulic cylinder 9 extends outward, flexible buoyancy tank 4 is under multisection hydraulic cylinder 9 thrust, slowly level removal, owing to multisection hydraulic cylinder 9 and horizontal plane have certain inclination angle, so the thrust produced also is obliquely, when being moved out to center buoyancy tank 1 angle, flexible buoyancy tank 4, under the effect of slide rail linkage 8 and thrust obliquely, rises to flush position with center buoyancy tank 1；Finally start both sides and stretch out order button, multisection hydraulic cylinder 9 extends outward, flexible buoyancy tank 4 is under multisection hydraulic cylinder 9 thrust, slowly level removal, owing to multisection hydraulic cylinder 9 and horizontal plane have certain inclination angle, so the thrust produced also is obliquely, when being moved out to left buoyancy tank 2 and right buoyancy tank 3 angle, flexible buoyancy tank 4, under the effect of slide rail linkage 8 and thrust obliquely, rises to flush position with left buoyancy tank 2 and right buoyancy tank 3, thus reaches all to launch the purpose of platform.
During stretching out, if requiring to launch half, only need to start half expansion order button, the only single-unit hydraulic cylinder 7 of center works, the single-unit hydraulic cylinder 7 of left buoyancy tank 2 and right buoyancy tank 3 does not works, and i.e. can reach half expansion purpose, and the place that can meet different demand is used.
Claims (9)
1. extension type launches operation at sea platform, it specifically includes that center buoyancy tank (1), left buoyancy tank (2), right buoyancy tank (3), flexible buoyancy tank (4), outer rectangle guide pin bushing (5), interior rectangle guide pin bushing (6), single-unit hydraulic cylinder (7), pulley gear (8), multisection hydraulic cylinder (9), slide rail linkage (10), first hydraulic cylinder seat (11), second hydraulic cylinder seat (12), 3rd hydraulic cylinder seat (13), bearing pin (14), jump ring (15), slide rail fixed mount (16), slide block (17), pulley retainer (18), rivet (19), connecting rod (20), connecting rod fixed mount (21), pulley main body (22), pulley (23)；
It is characterized in that, described center buoyancy tank (1) both sides are provided with left buoyancy tank (2) and right buoyancy tank (3), left buoyancy tank (2) and right buoyancy tank (3) bottom are provided with interior rectangle guide pin bushing (6), interior rectangle guide pin bushing (6) socket-connects with the outer rectangle guide pin bushing (5) of center buoyancy tank (1) bottom, constitute rectangular slide guide rail, single-unit hydraulic cylinder (7) is arranged on interior rectangle guide pin bushing (6) and outer rectangle guide pin bushing (5) is internal, under the thrust of single-unit hydraulic cylinder (7), left buoyancy tank (2) and right buoyancy tank (3) launch along center buoyancy tank (1) both sides respectively；Above-mentioned center buoyancy tank (1), left buoyancy tank (2) and right buoyancy tank (3) bottom are respectively arranged with flexible buoyancy tank (4), flexible buoyancy tank (4) is connected with center buoyancy tank (1), left buoyancy tank (2) and right buoyancy tank (3) by slide rail linkage (10), multisection hydraulic cylinder (9), collectively forms telescopic mechanism；
Described center buoyancy tank (1) bottom is fixed with outer rectangle guide pin bushing (5), is provided with the first hydraulic cylinder seat (11) in outer rectangle guide pin bushing (5) center；Described outer rectangle guide pin bushing (5) side fixed rack linkage (10), the connecting rod fixed mount (21) of slide rail linkage (10) fixes with flexible buoyancy tank (4) bottom；
Described left buoyancy tank (2) bottom is fixed with interior rectangle guide pin bushing (6), is provided with the second hydraulic cylinder seat (12) in interior rectangle guide pin bushing (6) end；Described interior rectangle guide pin bushing (6) side fixed rack linkage (10), the connecting rod fixed mount (21) of slide rail linkage (10) fixes with flexible buoyancy tank (4) bottom；
Described right buoyancy tank (3) bottom is fixed with interior rectangle guide pin bushing (6), is provided with the second hydraulic cylinder seat (12) in interior rectangle guide pin bushing (6) end；Described interior rectangle guide pin bushing (6) side fixed rack linkage (10), the connecting rod fixed mount (21) of slide rail linkage (10) fixes with flexible buoyancy tank (4) bottom.
Extension type the most according to claim 1 launches operation at sea platform, it is characterised in that described interior rectangle guide pin bushing (6) is socketed in outer rectangle guide pin bushing (5), forms slide and connects.
Extension type the most according to claim 1 launches operation at sea platform, it is characterised in that described pulley gear (8) is located in interior rectangle guide pin bushing (6), can slide along inwall；Described pulley gear (8) is flexibly connected with single-unit hydraulic cylinder (7) by bearing pin (14), jump ring (15), and the fixing end of described single-unit hydraulic cylinder (7) and the first hydraulic cylinder seat (11) are flexibly connected by bearing pin (14), jump ring (15).
Extension type the most according to claim 1 launches operation at sea platform, it is characterized in that, the 3rd above-mentioned hydraulic cylinder seat (13) is separately fixed at flexible buoyancy tank (4) bottom, center buoyancy tank (1) bottom, left buoyancy tank (2) bottom and the bottom of right buoyancy tank (3), is flexibly connected mutually by multisection hydraulic cylinder (9) respectively.
Extension type the most according to claim 1 launches operation at sea platform, it is characterised in that above-mentioned center buoyancy tank (1) two side bottom is provided with angle.
Extension type the most according to claim 1 launches operation at sea platform, it is characterised in that above-mentioned left buoyancy tank (2) and right buoyancy tank (3) inside bottom are provided with angle.
Extension type the most according to claim 1 launches operation at sea platform, it is characterized in that, above-mentioned slide rail linkage (10) is made up of slide rail fixed mount (16), slide block (17), pulley retainer (18), rivet (19), connecting rod (20), connecting rod fixed mount (21), wherein, described slide rail fixed mount (16), slide block (17), pulley retainer (18) constitute sliding track mechanism；Described connecting rod (20) is flexibly connected by rivet (19) with slide block (17), connecting rod fixed mount (21) is flexibly connected with three connecting rods (20) by rivet (19), constitutes balanced connecting rod mechanism.
Extension type the most according to claim 1 launches operation at sea platform, it is characterized in that, above-mentioned pulley gear (8) is made up of pulley main body (22), pulley (23), bearing pin (14), jump ring (15)；Wherein, described pulley main body (22) is respectively provided with pulley installation position up and down, and pulley (23) is arranged on pulley main body (22) by bearing pin (14), jump ring (15).
Extension type the most according to claim 1 launches operation at sea platform, it is characterised in that above-mentioned outer rectangle guide pin bushing (5) side is provided with rectangular notch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610679886.6A CN106005295B (en) | 2016-08-18 | 2016-08-18 | Extension type deploys operation at sea platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610679886.6A CN106005295B (en) | 2016-08-18 | 2016-08-18 | Extension type deploys operation at sea platform |
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| Publication Number | Publication Date |
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| CN106005295A true CN106005295A (en) | 2016-10-12 |
| CN106005295B CN106005295B (en) | 2017-10-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610679886.6A Active CN106005295B (en) | 2016-08-18 | 2016-08-18 | Extension type deploys operation at sea platform |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110250713A (en) * | 2019-04-23 | 2019-09-20 | 宁波鄞州梦绕箱包有限公司 | A kind of cosmetic case easily stored |
| CN110734206A (en) * | 2019-11-19 | 2020-01-31 | 杜洪涛 | shipborne movable river sludge cleaning equipment |
| CN112644654A (en) * | 2021-01-11 | 2021-04-13 | 史琼 | Protection device for protecting offshore floating platform |
| CN114541350A (en) * | 2022-01-26 | 2022-05-27 | 中国水利水电科学研究院 | Water surface self-adaptive working platform for pumped storage power station reservoir area |
| CN115897485A (en) * | 2022-08-30 | 2023-04-04 | 中国南水北调集团中线有限公司渠首分公司 | Multistage slope pile pressing reinforcing construction machine and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112644654A (en) * | 2021-01-11 | 2021-04-13 | 史琼 | Protection device for protecting offshore floating platform |
| CN114541350A (en) * | 2022-01-26 | 2022-05-27 | 中国水利水电科学研究院 | Water surface self-adaptive working platform for pumped storage power station reservoir area |
| CN114541350B (en) * | 2022-01-26 | 2023-02-07 | 中国水利水电科学研究院 | Water surface self-adaptive working platform for pumped storage power station reservoir area |
| CN115897485A (en) * | 2022-08-30 | 2023-04-04 | 中国南水北调集团中线有限公司渠首分公司 | Multistage slope pile pressing reinforcing construction machine and method |
| CN115897485B (en) * | 2022-08-30 | 2023-08-25 | 中国南水北调集团中线有限公司渠首分公司 | Multistage side slope pile pressing reinforcement construction machine and method |
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| Publication number | Publication date |
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| CN106005295B (en) | 2017-10-24 |
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Effective date of registration: 20210510 Address after: 239300 No.166, south of tianchu Road, Chajian Town, Tianchang City, Chuzhou City, Anhui Province Patentee after: ANHUI XIN WANSHUN SAFETY EQUIPMENT TECHNOLOGY Co.,Ltd. Address before: 528500 Room 303, block 5, 83 Tai'an Road, Hecheng street, Gaoming District, Foshan City, Guangdong Province Patentee before: Yang Muchao |
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