CN113669632B - Conveying pipe body conveying quantity adjusting and controlling mechanism - Google Patents
Conveying pipe body conveying quantity adjusting and controlling mechanism Download PDFInfo
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- CN113669632B CN113669632B CN202110878597.XA CN202110878597A CN113669632B CN 113669632 B CN113669632 B CN 113669632B CN 202110878597 A CN202110878597 A CN 202110878597A CN 113669632 B CN113669632 B CN 113669632B
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- adjusting
- adjusting device
- pipe body
- plate
- fixing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/07—Arrangement or mounting of devices, e.g. valves, for venting or aerating or draining
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sliding Valves (AREA)
- Pipeline Systems (AREA)
- Flow Control (AREA)
Abstract
The invention discloses a conveying quantity adjusting and controlling mechanism of a conveying pipe body, which comprises a control valve, a pipe body and an adjusting and controlling mechanism, wherein the control valve is fixedly arranged in the pipe body, the adjusting and controlling mechanism is fixedly arranged in the pipe body, the control valve is positioned on one side of the adjusting and controlling mechanism, the adjusting and controlling mechanism comprises a first adjusting device and a second adjusting device which are symmetrically distributed, the first adjusting device and the second adjusting device are fixedly connected, the structural specifications of the first adjusting device and the second adjusting device are the same, and an installation fixing part and an adjusting and controlling part are arranged in the first adjusting device and the second adjusting device. The device can quickly and accurately regulate and control the speed and the quantity of the gas or liquid conveyed in the pipe body according to the requirements in the use process, is convenient to use, regulate and control, and can be installed and used with rectangular pipe bodies in different shapes in an adapting way.
Description
Technical Field
The invention relates to the technical field of conveying pipe adjustment, in particular to a conveying pipe body conveying amount adjusting and controlling mechanism.
Background
The pipe body can be used for conveying liquid and gas, the speed and the conveying amount of the pipe body are required to be controlled and regulated frequently in the conveying process, the control and regulation of the speed and the conveying amount of the pipe body which is particularly square in the existing pipe body are inconvenient when the speed and the conveying amount of the pipe body are controlled and regulated, and the speed and the conveying amount of the pipe body can not be finely regulated and controlled in a larger range according to the requirements, so that a device is required to solve the problems, and the control and the regulation of the speed and the conveying amount of the pipe body which are particularly directed to the pipe body can be carried out within a certain time.
Disclosure of Invention
The invention aims to provide a conveying pipe body conveying amount adjusting and controlling mechanism so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a conveying pipe body conveying capacity regulation control mechanism, includes control valve, body and regulation control mechanism, control valve fixed mounting is in the inside of body, regulation control mechanism fixed mounting is in the inside of body, just the control valve is located one side of regulation control mechanism, regulation control mechanism includes first adjusting device and second adjusting device, first adjusting device and second adjusting device symmetric distribution, just first adjusting device and second adjusting device fixed connection, first adjusting device and second adjusting device's structural specification are the same, installation fixed part and regulation control part are all installed to the inside of first adjusting device and second adjusting device, installation fixed part fixed connection is in one side of regulation control part, install the fixed column in the installation fixed part, just the fixed column is equipped with four, four fixed columns are distributed in a cross shape, the front ends of the fixed columns are all provided with sliding adjusting rods in a sliding mode, the sliding adjusting rods are fixedly arranged on the fixed columns through fastening threaded columns, the front ends of the sliding adjusting rods are all fixedly provided with fixed plates, two ends of each fixed plate are uniformly provided with fixing holes, the middle parts of the fixed plates symmetrically penetrate through welding grooves, four crossed points of the fixed columns are fixedly provided with mounting plates, the edges of the upper ends of the mounting plates are uniformly and fixedly provided with first electric hydraulic pushing rods, the middle parts of the mounting plates are fixedly provided with limiting stand columns, the upper ends of the first electric hydraulic pushing rods are fixedly provided with sliding adjusting plates, the sliding adjusting plates are slidably arranged on the limiting stand columns, supporting adjusting rods are rotatably arranged on the limiting stand columns, the supporting adjusting rods are four, the cross mounting frames are arranged in the adjusting control parts, the four ends of the cross mounting rack are all connected with the mounting rod through rotating shafts, two sides of the mounting rod are connected with the telescopic baffle main boards through rotating the first rotating connecting shafts, the front ends of the telescopic baffle main boards are connected through rotating the second rotating connecting shafts, the bottom ends of the telescopic baffle main boards are provided with telescopic auxiliary baffle plates in a sliding mode, the telescopic baffle main boards are provided with second electric hydraulic push rods in a fixed mode, the front ends of the second electric hydraulic push rods are fixedly connected with the middle parts of the front ends of the telescopic auxiliary baffle plates, and the upper ends of the supporting adjusting rods are connected with the bottom ends of the second rotating connecting shafts in a rotating mode.
Preferably, the fixing plate is fixedly connected to the inner wall of the pipe body through the fixing hole and the welding groove.
Preferably, four fixed plates are distributed in a rectangular shape, and the telescopic baffle main plate and the telescopic auxiliary baffle are distributed in a rectangular shape.
Preferably, the upper end of the limiting upright post is fixedly connected with the middle part of the bottom end of the cross mounting frame.
Preferably, the telescopic baffle main board is rotatably mounted on the second rotary connecting shaft through a lantern ring, and the telescopic baffle main board is rotatably mounted on the mounting rod through a connecting plate.
Preferably, the telescopic baffle main board is arranged in a triangular shape.
Compared with the prior art, the invention has the following beneficial effects:
this device can shrink and open at the inside first adjusting device of body and second adjusting device of in-process fixed mounting that uses, consequently can carry out the shutoff of different length to the inside conveying space of pipeline to can realize controlling and adjusting the speed that the pipeline was carried and the volume of carrying, and first adjusting device and second adjusting device collocation use can be so that to adjust and separate the wide and accurate meticulous of fender scope, and flexible supplementary baffle in the different first adjusting device of according to the body and the second adjusting device can carry out the flexible that corresponds, thereby make this device can carry out convenient and fast's regulation and control to the speed that the rectangular body of different shapes was carried and the volume of carrying.
Drawings
FIG. 1 is a schematic diagram of the main structure of the present invention;
FIG. 2 is a schematic diagram of an adjustment control mechanism according to the present invention;
FIG. 3 is a schematic view of a second adjusting device according to the present invention;
FIG. 4 is a schematic view of the structure of the installation fixture of the present invention;
FIG. 5 is a schematic view of the structure of the adjusting control part of the present invention;
fig. 6 is a schematic view of the bottom structure of the adjustment control part of the present invention.
In the figure: the hydraulic control device comprises a 1-control valve, a 2-pipe body, a 3-adjusting control mechanism, a 4-first adjusting device, a 5-second adjusting device, a 6-installation fixing part, a 7-adjusting control part, an 8-fastening threaded column, a 9-fixing column, a 10-installation disc, a 11-first electric hydraulic push rod, a 12-fixing plate, a 13-fixing hole, a 14-welding groove, a 15-sliding adjusting rod, a 16-sliding adjusting disc, a 17-limiting upright post, a 18-supporting adjusting rod, a 19-first rotating connecting shaft, a 20-second rotating connecting shaft, a 21-installation rod, a 22-cross installation frame, a 23-telescopic auxiliary baffle plate, a 24-second electric hydraulic push rod and a 25-telescopic baffle main plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, an embodiment of the present invention is provided: the utility model provides a conveying pipe body conveying amount adjusting control mechanism, including control valve 1, body 2 and adjusting control mechanism 3, control valve 1 fixed mounting is in the inside of body 2, adjusting control mechanism 3 fixed mounting is in the inside of body 2, and control valve 1 is located one side of adjusting control mechanism 3, adjusting control mechanism 3 includes first adjusting device 4 and second adjusting device 5, first adjusting device 4 and second adjusting device 5 symmetric distribution, and first adjusting device 4 and second adjusting device 5 fixed connection, the structural specification of first adjusting device 4 and second adjusting device 5 is the same, installation fixed part 6 and adjusting control part 7 are all installed to the inside of first adjusting device 4 and second adjusting device 5, installation fixed part 6 fixed connection is in one side of adjusting control part 7, install fixed column 9 in the installation fixed part 6, and fixed column 9 is equipped with four, the four fixed columns 9 are distributed in a cross shape, the front ends of the fixed columns 9 are respectively and slidably provided with a sliding adjusting rod 15, the sliding adjusting rods 15 are fixedly arranged on the fixed columns 9 through fastening threaded columns 8, the front ends of the sliding adjusting rods 15 are respectively and fixedly provided with a fixed plate 12, both ends of the fixed plates 12 are uniformly provided with fixed holes 13, the middle parts of the fixed plates 12 symmetrically penetrate through welding grooves 14, the upper ends of the intersecting points of the four fixed columns 9 are fixedly provided with a mounting plate 10, the upper edges of the mounting plate 10 are uniformly and fixedly provided with a first electric hydraulic push rod 11, the middle part of the mounting plate 10 is fixedly provided with a limiting stand column 17, the upper ends of the first electric hydraulic push rod 11 are fixedly provided with a sliding adjusting plate 16, the sliding adjusting plate 16 is slidably arranged on the limiting stand column 17, the limiting stand column 17 is rotatably provided with supporting adjusting rods 18, the supporting adjusting rods 18 are four, the adjusting control part 7 is internally provided with a cross mounting frame 22, four ends of the cross mounting frame 22 are all rotationally connected with a mounting rod 21 through a rotating shaft, two sides of the mounting rod 21 are rotationally connected with a telescopic baffle main plate 25 through a first rotating connecting shaft 19, the front ends of the telescopic baffle main plates 25 are rotationally connected through a second rotating connecting shaft 20, the bottom ends of the telescopic baffle main plates 25 are all slidably provided with telescopic auxiliary baffle plates 23, the telescopic baffle main plates 25 are all fixedly provided with second electric hydraulic push rods 24, the front ends of the second electric hydraulic push rods 24 are fixedly connected with the middle parts of the front ends of the telescopic auxiliary baffle plates 23, and the upper ends of the support adjusting rods 18 are rotationally connected with the bottom ends of the second rotating connecting shafts 20.
The fixed plate 12 is through fixed orifices 13 and welded slot 14 fixed connection at the inner wall of body 2, four fixed plates 12 are the rectangle and distribute, flexible fender mainboard 25 and flexible supplementary baffle 23 that separates all are the rectangle and distribute, the upper end of spacing stand 17 and the bottom middle part fixed connection of cross mounting bracket 22, flexible fender mainboard 25 rotates through the lantern ring and installs on the second rotation connecting axle 20, flexible fender mainboard 25 rotates through the connecting plate and installs on installation pole 21, flexible fender mainboard 25 is the triangle shape setting, fixed mounting is at the inside first adjusting device 4 of body 2 and second adjusting device 5 can shrink and open, consequently, can carry out the shutoff of different length to the inside conveying space of body 2, thereby can realize controlling and adjusting the volume of body 2 transportation, and first adjusting device 4 and second adjusting device 5 use can make the regulation keep off the scope wide and accurate, and according to the flexible supplementary baffle 23 that separates in the different first adjusting device 4 of body and the second adjusting device 5 of body can carry out corresponding flexible isomorphism, thereby can not control the speed of body and the rectangular volume of carrying out the convenient control of this body.
Working principle: the device is fixedly arranged in the pipe body 2 through the fixing hole 13 and the welding groove 14 which are arranged on the fixing plate 12, the first adjusting device 4 and the second adjusting device 5 are in a contracted state in the installation process, installation and fixation of the device are convenient for installation staff, when the conveying speed and the conveying quantity of the pipe body 2 need to be adjusted and controlled, the first electric hydraulic push rod 11 in the first adjusting device 4 and the second adjusting device 5 is respectively started, the sliding adjusting disc 16 can be controlled to slide on the limiting upright post 17 in a lifting manner through the expansion and contraction of the first electric hydraulic push rod 11, the supporting adjusting rod 18 which is rotatably arranged on the sliding adjusting disc 16 can be synchronously driven to lift by the lifting sliding adjusting disc 16, as the upper end of the supporting adjusting rod 18 is rotatably connected to the bottom end of the second rotating connecting shaft 20, because the front ends of the telescopic baffle main boards 25 are rotationally connected through the second rotating connecting shaft 20, the middle part of the outer side of the second rotating connecting shaft 20 is rotationally arranged on the mounting rod 21 through the first rotating connecting shaft 19, when the support adjusting rod 18 rotationally connected to the bottom end of the second rotating connecting shaft 20 is lifted, the telescopic baffle main boards 25 can be opened and contracted through pulling force, when the support adjusting rod 18 is lifted to the highest point, the telescopic baffle main boards 25 are in an opened state (shown in figure 2), at the moment, the conveying space inside the pipe body 2 can be blocked to the greatest extent, the flow velocity inside the pipe body 2 is greatly reduced, when the support adjusting rod 18 is pulled downwards, the telescopic baffle main boards 25 can rotate by taking the first rotating connecting shaft 19 as an axle center and are inwards folded through one side connected with the second rotating connecting shaft 20, at the moment, the telescopic baffle main boards 25 are contracted and folded, therefore, the lifting of the support adjusting rod 18 can control the expansion baffle main plate 25 to be in the open and folded states with different lengths, so that the inside of the pipe body 2 can be plugged with different degrees, the flow speed and the flow of the inside of the pipe body 2 can be controlled, the expansion baffle main plate 23 at the use position can be quickly and slidingly adjusted by matching the first adjusting device 4 with the second adjusting device 5 with the same structural specification, when the pipe body 2 is in an irregular rectangular shape, the sliding adjusting rod 15 at the corresponding position can slide on the fixed column 9 by screwing the screw thread column 8, the fixed plate 12 and the inner wall of the pipe body 2 can be fixedly mounted by pasting, the second electric hydraulic push rod 24 at different positions can push the expansion baffle main plate 25 to slide forwards, the expansion baffle main plate 23 at the use position can be quickly and slidingly adjusted when the pipe body 2 is in an irregular rectangular shape, the expansion baffle 25 at the use position and the expansion baffle auxiliary baffle plate 23 can be quickly matched with the inside of the pipe body 2, and the pipe body 2 can be conveniently and conveniently closed by using the pipe body 2 when the pipe body 2 is in an irregular rectangular shape, and the pipe body 2 can be conveniently controlled by using the inner wall of the pipe body 2, and the pipe body 2 can be conveniently and automatically controlled by using the pipe body 2.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. The application method of the conveying pipe body conveying amount adjusting and controlling mechanism comprises a control valve (1), a pipe body (2) and an adjusting and controlling mechanism (3), and is characterized in that: the control valve (1) is fixedly arranged in the pipe body (2), the control valve (1) is positioned on one side of the control valve (3), the control valve (3) comprises a first adjusting device (4) and a second adjusting device (5), the first adjusting device (4) and the second adjusting device (5) are symmetrically distributed, the first adjusting device (4) and the second adjusting device (5) are fixedly connected, the first adjusting device (4) and the second adjusting device (5) are identical in structural specification, the first adjusting device (4) and the second adjusting device (5) are internally provided with an installation fixing part (6) and an adjusting control part (7), the installation fixing part (6) is fixedly connected on one side of the adjusting control part (7), fixing columns (9) are arranged in the installation fixing part (6), four fixing columns (9) are arranged, the four fixing columns (9) are distributed on the fixing columns (15) in a cross shape, the fixing columns (15) are fixedly arranged at the front of the fixing columns (15) through the fixing columns (15), the utility model discloses a hydraulic control device for the automobile, which comprises a fixing plate (12), a welding groove (14) is evenly arranged at two ends of the fixing plate (12), four welding grooves (14) are symmetrically arranged in the middle of the fixing plate (12) in a penetrating way, a mounting plate (10) is fixedly arranged at the upper end of an intersecting point of a fixing column (9), a first electric hydraulic push rod (11) is evenly and fixedly arranged at the edge of the upper end of the mounting plate (10), a limiting stand column (17) is fixedly arranged at the middle of the mounting plate (10), a sliding adjusting disk (16) is fixedly arranged at the upper end of the first electric hydraulic push rod (11), the sliding adjusting disk (16) is slidably arranged on the limiting stand column (17), a supporting adjusting rod (18) is rotatably arranged on the limiting stand column (17), four supporting adjusting rods (18), a cross mounting bracket (22) is arranged in an adjusting control part (7), four ends of the cross mounting bracket (22) are rotatably connected with a mounting rod (21) through a rotating shaft, two sides of the mounting rod (21) are rotatably connected with a telescopic baffle (25) through a first rotating connecting shaft (19), the telescopic baffle (25) is fixedly arranged at the front end of the telescopic baffle (25) through the second rotating baffle (25), the front end of the second electric hydraulic push rod (24) is fixedly connected with the middle part of the front end of the telescopic auxiliary baffle plate (23), and the upper end of the supporting adjusting rod (18) is rotationally connected with the bottom end of the second rotating connecting shaft (20);
the fixing plate (12) is fixedly connected to the inner wall of the pipe body (2) through a fixing hole (13) and a welding groove (14); the four fixing plates (12) are distributed in a rectangular shape, and the telescopic baffle main plate (25) and the telescopic auxiliary baffle plate (23) are distributed in a rectangular shape;
the upper end of the limiting upright post (17) is fixedly connected with the middle part of the bottom end of the cross mounting frame (22); the telescopic baffle main board (25) is rotatably mounted on the second rotary connecting shaft (20) through a lantern ring, and the telescopic baffle main board (25) is rotatably mounted on the mounting rod (21) through a connecting plate;
the telescopic baffle main board (25) is arranged in a triangular shape;
during the use, through fixed orifices (13) and welding groove (14) of seting up on fixed plate (12) with this device fixed mounting in the inside of body (2), first adjusting device (4) and second adjusting device (5) all are the shrink state in the in-process of installation, make things convenient for the installation of installer to this device fixed this time, when the speed of transporting and the volume of transporting of body 2 need be adjusted and controlled, start first electric hydraulic push rod (11) in first adjusting device (4) and second adjusting device (5) respectively, slide the slip that goes up and down on spacing stand (17) through flexible control slip regulating plate (16) of first electric hydraulic push rod (11), the synchronous drive of slip regulating plate (16) that goes up and down rotates support adjusting lever (18) of installing on slip regulating plate (16) because the upper end rotation of support adjusting lever (18) is connected in the bottom of second rotation connecting axle (20), because connect through second rotation connecting axle (20) rotation between the front end of flexible fender mainboard (25), the second rotation connecting axle (20) makes the support adjusting lever (20) rotate and connect in the middle part through the second rotation connecting axle (21) and make when the expansion and contraction and adjustment lever (20) rotate and open, when the supporting and adjusting rod (18) is lifted to the highest point, the telescopic baffle main board (25) is in an open state, at the moment, the conveying space inside the pipe body (2) is plugged to the greatest extent, so that the flow velocity and the flow velocity inside the pipe body (2) are greatly reduced, when the supporting and adjusting rod (18) is pulled downwards, the first rotating connecting shaft (19) of the telescopic baffle main board (25) is used as the axis and one side connected through the second rotating connecting shaft (20) is folded inwards, at the moment, the telescopic baffle main board (25) is contracted and folded, therefore, the telescopic baffle main board (25) can be controlled to be in the open and folded states with different lengths through the lifting of the supporting and adjusting rod (18), the inside of the pipe body (2) is plugged to different degrees, the flow velocity and the flow velocity inside the pipe body (2) are controlled, the range of the device is wide and fine through the matching of the first adjusting device (4) and the second adjusting device (5) with the same structural specification, when the pipe body (2) is in an irregular rectangular shape, the electric sliding post (15) is correspondingly screwed and fixedly connected with the fixed post (8) through the screwing the screw post (8), the sliding guide post (15) is correspondingly arranged on the fixed post (24) along the second sliding baffle board (24) to realize the sliding position of the fixed position (23) along the fixed post (24), thereby realize that flexible supplementary baffle (23) of corresponding position when body (2) are the irregular rectangle are quick slip regulation for the length of the flexible combination body that separates mainboard (25) and flexible supplementary baffle (23) of corresponding position and body (2) internal adaptation, when needs make the inside of body (2) close start control valve (1) with body (2) close can.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110878597.XA CN113669632B (en) | 2021-08-02 | 2021-08-02 | Conveying pipe body conveying quantity adjusting and controlling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110878597.XA CN113669632B (en) | 2021-08-02 | 2021-08-02 | Conveying pipe body conveying quantity adjusting and controlling mechanism |
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| Publication Number | Publication Date |
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| CN113669632A CN113669632A (en) | 2021-11-19 |
| CN113669632B true CN113669632B (en) | 2023-05-16 |
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| CN202110878597.XA Active CN113669632B (en) | 2021-08-02 | 2021-08-02 | Conveying pipe body conveying quantity adjusting and controlling mechanism |
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Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11182706A (en) * | 1997-12-17 | 1999-07-06 | Miura Co Ltd | Constant flow valve having check function |
| CN102384272A (en) * | 2011-11-29 | 2012-03-21 | 冀东日彰节能风机制造有限公司 | Air volume regulating valve of fan |
| CN207161805U (en) * | 2017-05-03 | 2018-03-30 | 北京洁明伟业环境工程有限公司 | A kind of micrometeor firm discharge controller |
| CN207406839U (en) * | 2017-09-03 | 2018-05-25 | 余丽红 | A kind of sealed water adjusting valve |
| CN109114232B (en) * | 2018-10-31 | 2023-10-24 | 石家庄三环阀门股份有限公司 | Bidirectional isolating valve |
| CN109707858B (en) * | 2018-12-27 | 2021-02-12 | 湖州师范学院 | Umbrella valve adjusting mechanism for water shortage alarm |
| CN210770578U (en) * | 2019-11-06 | 2020-06-16 | 中国民用航空总局第二研究所 | Opening control device for helicopter fire bucket |
| CN210859854U (en) * | 2019-11-26 | 2020-06-26 | 温州万虹阀门有限公司 | Wafer type butterfly plate with long service life |
| CN211009912U (en) * | 2019-11-28 | 2020-07-14 | 广东泛仕达农牧风机有限公司 | Air valve |
| CN212900038U (en) * | 2020-06-24 | 2021-04-06 | 江西宇润自控工程有限公司 | Novel liquid storage small flow control device |
| CN212960102U (en) * | 2020-07-14 | 2021-04-13 | 凯德斯(扬州)执行器科技有限公司 | Special Yibao valve for passing desulfurization ash |
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Effective date of registration: 20230413 Address after: Room 601, 532 Jiangchang West Road, Jing'an District, Shanghai, 200436 Applicant after: Shanghai Chongheng Metallurgical Engineering Technology Co.,Ltd. Address before: 312500 No. 62 xuetangli, Longshan Village, Qixing street, Xinchang County, Shaoxing City, Zhejiang Province Applicant before: Li Youbing |
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