CN112095842A - Prefabricated assembled building wall truss structure - Google Patents
Prefabricated assembled building wall truss structure Download PDFInfo
- Publication number
- CN112095842A CN112095842A CN202011009134.1A CN202011009134A CN112095842A CN 112095842 A CN112095842 A CN 112095842A CN 202011009134 A CN202011009134 A CN 202011009134A CN 112095842 A CN112095842 A CN 112095842A
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- Prior art keywords
- supporting
- transmission
- truss structure
- building wall
- pipe
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/343—Structures characterised by movable, separable, or collapsible parts, e.g. for transport
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
Abstract
The invention relates to the field of buildings, in particular to a prefabricated building wall truss structure, wherein a supporting cover at the top of a supporting pipe is connected with a lifting cover in a sliding manner, the top of the lifting cover extends to the upper part of the supporting cover and is fixedly provided with a connecting pipe, two moving columns are symmetrically and slidably connected in the supporting beams which are rotatably connected at two sides of the connecting pipe, the mutually far ends of the two moving columns extend to the outer side of the supporting pipe and are respectively and rotatably connected with the two supporting beams, the top end of a transmission screw rod which is rotatably connected on the inner wall of the supporting pipe extends into the lifting cover and is in threaded connection with the inner wall of the lifting cover, the bottom end of the transmission screw rod extends to the lower part of the supporting pipe, the transmission screw rod is respectively in transmission connection with the two moving columns, and the two moving columns can be driven to mutually approach or mutually far away by rotating the transmission, has good convenience and practicability.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to a prefabricated assembly type building wall truss structure.
Background
The reinforced concrete truss is made of reinforced concrete or prestressed concrete. The reinforced concrete truss is mostly used for roof trusses and towers, and is sometimes used for trestles and crane beams. The pull rod of the reinforced concrete truss is usually cracked under the use load, so that the reinforced concrete truss is only used for the truss with light load and small span. After the 50 s, with the development of prestressed concrete technology, prestressed concrete trusses have been generally adopted in China for trusses with large span and heavy load.
However, the existing truss cannot realize width adjustment, so that the problem that the existing truss is not suitable for field installation is often caused when the existing truss is installed, and therefore, a prefabricated assembly type building wall truss structure is provided for solving the problem.
Disclosure of Invention
In view of the above, the invention provides a prefabricated building wall truss structure, which aims to solve the problem that the existing truss cannot realize width adjustment, so that field installation conditions are often not met during installation.
In order to achieve the purpose, the invention provides a prefabricated building wall truss structure which comprises a supporting pipe, wherein a supporting cover is fixedly arranged at the top of the supporting pipe, a lifting cover is connected in the supporting cover in a sliding mode, the top of the lifting cover extends to the upper portion of the supporting cover, a connecting pipe is fixedly arranged on the top of the lifting cover, supporting beams are rotatably connected to two sides of the connecting pipe, two moving columns are symmetrically and slidably connected in the supporting pipe, one ends, far away from each other, of the two moving columns extend to the outer side of the supporting pipe and are respectively and rotatably connected with the two supporting beams, a transmission screw rod is rotatably connected to the inner wall of the supporting pipe, the top end of the transmission screw rod extends into the lifting cover and is in threaded connection with the inner wall of the lifting cover, the bottom end of the transmission screw rod extends to the lower portion.
The beneficial effect of this basic scheme lies in: can drive two removal posts through rotating drive screw and be close to each other or keep away from each other to this width adjustment that can realize this device for can adapt to various scene installation environment when using, so have good convenience, also comparatively simple in the operation simultaneously, so have good practicality.
Furthermore, a transmission gear positioned in the support pipe is fixedly sleeved on the transmission screw rod, transmission racks are fixedly installed at the ends, close to each other, of the two moving columns, and the two transmission racks are respectively positioned at the two sides of the transmission gear and are meshed with the transmission gear; has the advantages that: the two movable columns can be conveniently driven to be close to or far away from each other.
Furthermore, the top of the supporting tube is symmetrically and rotatably connected with two supporting rods, and the top ends of the two supporting rods are respectively and rotatably connected with one side of the bottoms of the two supporting beams; has the advantages that: the support beam can be supported by the support rod.
Furthermore, one side of the top of the moving column is fixedly provided with a connecting rod positioned in the supporting pipe, the bottoms of the two supporting rods are fixedly provided with transmission rings, and the top ends of the two connecting rods extend into the two transmission rings respectively and are in transmission connection with the inner walls of the two transmission rings respectively; has the advantages that: the connecting rod can strengthen the supporting capacity of the supporting rod.
Furthermore, two arc-shaped racks are symmetrically and slidably connected in the connecting pipe, a fixed gear is fixedly sleeved on the supporting beam, the two arc-shaped racks are movably meshed with the two fixed gears respectively, a rotating shaft is rotatably connected to the inner wall of one side of the connecting pipe, one end of the rotating shaft extends to the outer side of the connecting pipe, and the rotating shaft is in transmission connection with the two arc-shaped racks respectively; has the advantages that: the braking limit of the supporting beam can be realized.
Further, a threaded column positioned between the two arc-shaped racks is connected in the connecting pipe in a rotating mode, a threaded plate is connected to the threaded column in a threaded mode, the threaded plate is connected with the inner wall of the connecting pipe in a sliding mode, two limiting rings are symmetrically and fixedly installed at the bottom of the threaded plate, two moving rods are connected in the limiting rings in a sliding mode, and the ends, far away from each other, of the two moving rods extend into the connecting pipe and are connected with the two arc-shaped racks in a transmission mode respectively; has the advantages that: can push two arc type racks away from each other simultaneously.
Furthermore, two limiting plates are symmetrically connected in the connecting pipe in a sliding manner, sliding rails are fixedly mounted on the sides, close to each other, of the two limiting plates, sliding plates are connected to the sliding rails in a sliding manner, the ends, far away from each other, of the two moving rods are fixedly connected with the ends, close to each other, of the two sliding plates, and the two arc-shaped racks are fixedly connected with the sides, far away from each other, of the two limiting plates; has the advantages that: the movable rod can be kept to be connected with the limiting plate.
Furthermore, bevel gears are fixedly arranged on the threaded column and the other end of the rotating shaft, and the two bevel gears are meshed with each other; has the advantages that: the threaded column can be conveniently driven to rotate.
Further, equidistant fixed mounting in a supporting beam's top has a plurality of solid fixed splint, and equidistant sliding connection has a plurality of movable clamp plate on a supporting beam, and a plurality of movable clamp plate are corresponding with a plurality of solid fixed splint respectively, equal fixed mounting has staple bolt, beneficial effect on movable clamp plate and the solid fixed splint: can conveniently clamp and fix the two connecting steel pipes.
Furthermore, the same thread cover is fixedly arranged on the plurality of movable clamping plates, one side of the supporting beam is rotatably connected with a locking screw rod, and one end of the locking screw rod extends into the thread cover and is in threaded connection with the inner wall of the thread cover; has the advantages that: the plurality of movable clamping plates can be moved synchronously.
The invention has the beneficial effects that:
1. the prefabricated assembled building wall truss structure disclosed by the invention can drive the lifting cover to longitudinally move by rotating the transmission screw rod, can drive the two movable columns to mutually approach or separate from each other under the matching of the transmission gear and the two transmission racks, can synchronously adjust the angle of the two supporting beams, can drive the supporting rods to upwards or downwards rotate when adjusting the angle of the supporting beams, and can ensure that the connecting rods can move along with the movable columns and are always in a connecting state with the supporting rods, so that the supporting beams can have good supporting performance at any angle within a certain range, and the two movable columns approach or separate from each other, thereby realizing the width adjustment of the whole device, being capable of being installed at any installation site and having strong practicability.
2. According to the prefabricated assembly type building wall truss structure disclosed by the invention, after the positions of the supporting beam and the moving column are determined, the rotatable rotating shaft can drive the threaded column to rotate through the two bevel gears, so that the threaded plate can be driven to move downwards, and when the threaded plate moves downwards, the two moving rods can be far away from each other under the pushing of the two rotating rods, so that the two limiting plates can be driven to be far away from each other, until the two arc-shaped racks are moved out of the supporting tube to be respectively meshed with the two fixed gear rings, so that the supporting beam can be stably limited, and the supporting beam can not rotate any more; the whole device has good stability.
3. According to the prefabricated assembly type building wall truss structure disclosed by the invention, the two movable columns can be driven to mutually approach or separate from each other by rotating the transmission screw rod, so that the width adjustment of the device can be realized, and the device can adapt to various field installation environments during use, so that the device has good convenience, and meanwhile, the operation is simpler, so that the device has good practicability.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.
Drawings
FIG. 1 is a front view of a prefabricated building wall truss structure of the present invention;
FIG. 2 is a connection diagram of a supporting tube, a limiting cover and a lifting cover in a prefabricated assembly type building wall truss structure;
FIG. 3 is a top view of a plurality of movable clamp plate connection structures in a prefabricated assembly type building wall truss structure according to the present invention;
FIG. 4 is a top view of a connecting structure of a transmission gear and a transmission rack in a prefabricated assembly type building wall truss structure according to the invention;
FIG. 5 is a front view of the internal structure of a connecting pipe in a truss structure of a prefabricated building wall according to the present invention;
fig. 6 is a side view of a connection structure of a rotating shaft and a threaded column in a prefabricated assembly type building wall truss structure according to the invention.
The drawings are numbered as follows: the device comprises a support pipe 1, a limit cover 2, a lifting cover 3, a connecting pipe 4, a support beam 5, a movable column 6, a support rod 7, a transmission ring 8, a movable clamping plate 9, a fixed clamping plate 10, a transmission screw rod 11, a transmission rack 12, a connecting rod 13, a threaded cover 14, a locking screw rod 15, a hoop 16, a transmission gear 17, a threaded column 18, a threaded plate 19, a limit ring 20, a movable rod 21, a rotating rod 22, a limit plate 23, a sliding rail 24, a sliding plate 25, a fixed gear 26, an arc-shaped rack 27, a rotating shaft 28 and a bevel gear 29.
Detailed Description
The following is further detailed by way of specific embodiments:
a prefabricated assembly type building wall truss structure as shown in fig. 1-6, comprising a support pipe 1, a support cover 2 fixedly installed on the top of the support pipe 1, and the supporting cover 2 is connected with a lifting cover 3 in a sliding way, the top of the lifting cover 3 extends to the upper part of the supporting cover 2 and is fixedly provided with a connecting pipe 4, two sides of the connecting pipe 4 are both connected with a supporting beam 5 in a rotating way, two moving columns 6 are symmetrically connected in the supporting pipe 1 in a sliding way, and the ends of the two moving columns 6 far away from each other extend to the outer side of the supporting tube 1 and are respectively connected with the two supporting beams 5 in a rotating way, the inner wall of the supporting tube 1 is connected with a transmission screw rod 11 in a rotating way, the top end of the transmission screw 11 extends into the lifting cover 3 and is in threaded connection with the inner wall of the lifting cover 3, the bottom end of the transmission screw 11 extends to the lower part of the supporting tube 1, and the transmission screw 11 is in transmission connection with the two movable columns 6 respectively; a transmission gear 17 positioned in the support tube 1 is fixedly sleeved on the transmission screw 11, transmission racks 12 are fixedly arranged at the ends, close to each other, of the two moving columns 6, and the two transmission racks 12 are respectively positioned at the two sides of the transmission gear 17 and are meshed with the transmission gear 17; the matching of the transmission rack 12 and the transmission gear 17 can conveniently drive the two moving columns 6 to approach or depart from each other; the top of the supporting tube 1 is symmetrically and rotatably connected with two supporting rods 7, and the top ends of the two supporting rods 7 are respectively and rotatably connected with one side of the bottoms of the two supporting beams 5; the supporting beam 5 can be supported; one side of the top of the movable column 6 is fixedly provided with a connecting rod 13 positioned in the supporting tube 1, the bottoms of the two supporting rods 7 are respectively and fixedly provided with a transmission ring 8, and the top ends of the two connecting rods 13 respectively extend into the two transmission rings 8 and are respectively in transmission connection with the inner walls of the two transmission rings 8; the connecting rod 13 can enhance the supporting ability of the supporting rod 7.
Two arc-shaped racks 27 are symmetrically and slidably connected in the connecting pipe 4, a fixed gear 26 is fixedly sleeved on the supporting beam 5, the two arc-shaped racks 27 are movably meshed with the two fixed gears 26 respectively, a rotating shaft 28 is rotatably connected to the inner wall of one side of the connecting pipe 4, one end of the rotating shaft 28 extends to the outer side of the connecting pipe 4, and the rotating shaft 28 is in transmission connection with the two arc-shaped racks 27 respectively; the support beam 5 can be braked and limited; a threaded column 18 positioned between the two arc-shaped racks 27 is rotatably connected in the connecting pipe 4, a threaded plate 19 is in threaded connection with the threaded column 18, the threaded plate 19 is in sliding connection with the inner wall of the connecting pipe 4, two limiting rings 20 are symmetrically and fixedly installed at the bottom of the threaded plate 19, two moving rods 21 are in sliding connection with the limiting rings 20, and the ends, far away from each other, of the two moving rods 21 extend into the connecting pipe 4 and are in transmission connection with the two arc-shaped racks 27 respectively; the two arc-shaped racks 27 can be pushed away from each other at the same time; two limiting plates 23 are symmetrically connected in the connecting pipe 4 in a sliding manner, sliding rails 24 are fixedly mounted on the mutually close sides of the two limiting plates 23, sliding plates 25 are connected on the sliding rails 24 in a sliding manner, the mutually far ends of the two moving rods 21 are fixedly connected with the mutually close ends of the two sliding plates 25 respectively, and the two arc-shaped racks 27 are fixedly connected with the mutually far sides of the two limiting plates 23 respectively; the movable rod 21 can be kept connected with the limiting plate 23; bevel gears 29 are fixedly arranged on the threaded column 18 and the other end of the rotating shaft 28, and the two bevel gears 29 are meshed; the threaded column 18 can be conveniently driven to rotate; a plurality of fixed clamping plates 10 are fixedly arranged on the top of the supporting beam 5 at equal intervals, a plurality of movable clamping plates 9 are slidably connected on the supporting beam 5 at equal intervals, the plurality of movable clamping plates 9 correspond to the plurality of fixed clamping plates 10 respectively, and anchor ears 16 are fixedly arranged on the movable clamping plates 9 and the fixed clamping plates 10, so that two connecting steel pipes can be conveniently clamped and fixed; the movable clamping plates 9 are fixedly provided with the same threaded cover 14, one side of the supporting beam 5 is rotatably connected with a locking screw rod 15, and one end of the locking screw rod 15 extends into the threaded cover 14 and is in threaded connection with the inner wall of the threaded cover 14; a plurality of movable jaws 9 can be moved simultaneously.
This prefabricated assembled building wall truss structure's application method at first can drive lift cover 3 and carry out longitudinal movement through rotating drive screw 11 to under the cooperation of drive gear 17 and two driving racks 12, can drive two and remove post 6 and be close to each other or keep away from each other, promptly: when the lifting cover 3 upwards moves, the two movable columns 6 can be close to each other, when the lifting cover 3 downwards moves, the two movable columns 6 can be far away from each other, at the moment, the two supporting beams 5 can be synchronously adjusted in angle, and when the supporting beams 5 are adjusted in angle, the supporting rods 7 can be driven to upwards or downwards rotate, the connecting rods 13 can move along with the movable columns 6 and are always in a connection state with the supporting rods 7, namely, the supporting beams 5 can have good supporting performance at any angle within a certain range, and the two movable columns 6 are close to each other or far away from each other, so that the integral width adjustment of the device can be realized, and the device can be installed at any installation site.
After the positions of the supporting beam 5 and the moving column 6 are determined, the rotatable shaft 28 can drive the threaded column 18 to rotate through the two bevel gears 29, so as to drive the threaded plate 18 to move downwards, when the threaded plate 18 moves downwards, the two moving rods 21 can be driven by the two rotating rods 22 to move away from each other, so as to drive the two limiting plates 23 to move away from each other, until the two arc-shaped racks 27 are moved out of the supporting tube 4 to be respectively meshed with the two fixed toothed rings 26, so as to stably limit the supporting beam 5, so that the supporting beam 5 can not rotate any more, then connecting steel pipes for mounting and supporting are sequentially placed between the movable clamping plate 9 and the fixed clamping plate 10, then the rotatable transmission screw rod 15 drives the threaded cover 14 to move, so as to drive the plurality of movable clamping plates 9 to synchronously move, until the plurality of connecting steel pipes are clamped, therefore, the device has good convenience, and is simple in operation, thereby having good practicability.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the present invention.
Claims (10)
1. The prefabricated building wall truss structure comprises a supporting pipe (1) and is characterized in that a supporting cover (2) is fixedly mounted at the top of the supporting pipe (1), a lifting cover (3) is connected to the supporting cover (2) in a sliding manner, a connecting pipe (4) is fixedly mounted at the top of the lifting cover (3) and extends to the position above the supporting cover (2), supporting beams (5) are rotatably connected to the two sides of the connecting pipe (4), two moving columns (6) are symmetrically and slidably connected to the supporting pipe (1), one ends of the two moving columns (6) which are far away from each other extend to the outer side of the supporting pipe (1) and are rotatably connected with the two supporting beams (5) respectively, a transmission screw (11) is rotatably connected to the inner wall of the supporting pipe (1), and the top end of the transmission screw (11) extends into the lifting cover (3) and is in threaded connection with the inner wall of the lifting cover (3), the bottom end of the transmission screw rod (11) extends to the lower part of the supporting tube (1), and the transmission screw rod (11) is in transmission connection with the two movable columns (6) respectively.
2. The prefabricated assembled building wall truss structure of claim 1, wherein the transmission gear (17) positioned in the support pipe (1) is fixedly sleeved on the transmission screw (11), and the ends of the two movable columns (6) close to each other are fixedly provided with the transmission racks (12), and the two transmission racks (12) are respectively positioned at two sides of the transmission gear (17) and are meshed with the transmission gear (17).
3. A prefabricated building wall truss structure as claimed in claim 1, wherein the top of the supporting pipe (1) is symmetrically and rotatably connected with two supporting rods (7), and the top ends of the two supporting rods (7) are respectively and rotatably connected with one side of the bottom of the two supporting beams (5).
4. The prefabricated assembled building wall truss structure of claim 3, wherein the top side of the movable column (6) is fixedly provided with a connecting rod (13) positioned in the supporting tube (1), the bottoms of the two supporting rods (7) are fixedly provided with driving rings (8), and the top ends of the two connecting rods (13) respectively extend into the two driving rings (8) and are respectively in driving connection with the inner walls of the two driving rings (8).
5. The prefabricated assembled building wall truss structure of claim 1, wherein two arc-shaped racks (27) are symmetrically and slidably connected in the connecting pipe (4), the supporting beam (5) is fixedly sleeved with a fixed gear (26), the two arc-shaped racks (27) are movably engaged with the two fixed gears (26), a rotating shaft (28) is rotatably connected to one inner wall of the connecting pipe (4), one end of the rotating shaft (28) extends to the outer side of the connecting pipe (4), and the rotating shaft (28) is in transmission connection with the two arc-shaped racks (27).
6. A prefabricated building wall truss structure according to claim 5, wherein a threaded column (18) between two arc-shaped racks (27) is rotatably connected to the connecting pipe (4), a threaded plate (19) is rotatably connected to the threaded column (18), the threaded plate (19) is slidably connected to the inner wall of the connecting pipe (4), two limiting rings (20) are symmetrically and fixedly mounted at the bottom of the threaded plate (19), two moving rods (21) are slidably connected to the limiting rings (20), and the ends of the two moving rods (21) far away from each other extend into the connecting pipe (4) and are in transmission connection with the two arc-shaped racks (27) respectively.
7. The prefabricated assembled building wall truss structure of claim 6, wherein two limiting plates (23) are symmetrically and slidably connected in the connecting pipe (4), a sliding rail (24) is fixedly installed on one side of each limiting plate (23) close to each other, a sliding plate (25) is slidably connected on the sliding rail (24), one ends of the two moving rods (21) far away from each other are fixedly connected with one ends of the two sliding plates (25) close to each other, and the two arc-shaped racks (27) are fixedly connected with one sides of the two limiting plates (23) far away from each other.
8. A prefabricated building wall truss structure as claimed in claim 6, wherein bevel gears (29) are fixedly mounted on the threaded columns (18) and the other end of the rotating shaft (28), and the two bevel gears (29) are engaged with each other.
9. A prefabricated assembly type building wall truss structure according to claim 1, wherein a plurality of fixed clamping plates (10) are fixedly arranged on the top of the supporting beam (5) at equal intervals, a plurality of movable clamping plates (9) are slidably connected on the supporting beam (5) at equal intervals, the plurality of movable clamping plates (9) correspond to the plurality of fixed clamping plates (10), and hoops (16) are fixedly arranged on the movable clamping plates (9) and the fixed clamping plates (10).
10. A prefabricated assembly type building wall truss structure according to claim 9, wherein the same screw cap (14) is fixedly installed on a plurality of movable clamping plates (9), and one side of the supporting beam (5) is rotatably connected with a locking screw rod (15), and one end of the locking screw rod (15) extends into the screw cap (14) and is in threaded connection with the inner wall of the screw cap (14).
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| CN202011009134.1A CN112095842B (en) | 2020-09-23 | 2020-09-23 | Prefabricated assembled building wall truss structure |
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| CN202011009134.1A CN112095842B (en) | 2020-09-23 | 2020-09-23 | Prefabricated assembled building wall truss structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115012555A (en) * | 2022-07-05 | 2022-09-06 | 苏邑设计集团有限公司 | Prefabricated assembled wall truss structure |
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| CN210597050U (en) * | 2019-09-02 | 2020-05-22 | 中铁六局集团有限公司 | Truss support device for spanning existing wire frame pier |
| CN211200919U (en) * | 2019-09-28 | 2020-08-07 | 江苏君之宇建设有限公司 | Truss for fabricated building |
| CN111236533A (en) * | 2020-02-22 | 2020-06-05 | 凌池英 | Steel structure supporting beam for building construction |
| CN111456247A (en) * | 2020-04-15 | 2020-07-28 | 吴传江 | Assembled light steel construction roofing |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115012555A (en) * | 2022-07-05 | 2022-09-06 | 苏邑设计集团有限公司 | Prefabricated assembled wall truss structure |
| CN115012555B (en) * | 2022-07-05 | 2023-10-20 | 苏邑设计集团有限公司 | Prefabricated wall truss structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112095842B (en) | 2021-12-28 |
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Effective date of registration: 20211208 Address after: 315334 No. 1088, Nanyuan Road, green processing base, Chongshou Town, Cixi City, Ningbo City, Zhejiang Province Applicant after: Hongzhiyuan Technology Co.,Ltd. Address before: 325041 south head, 2nd floor, No.37 qiananxin Road, Shanghui village, Louqiao street, Ouhai District, Wenzhou City, Zhejiang Province Applicant before: Wenzhou Yuanming Zhenyue Technology Co.,Ltd. |
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