CN109365188B - Internal spraying device for pipe machining - Google Patents
Internal spraying device for pipe machining Download PDFInfo
- Publication number
- CN109365188B CN109365188B CN201811250857.3A CN201811250857A CN109365188B CN 109365188 B CN109365188 B CN 109365188B CN 201811250857 A CN201811250857 A CN 201811250857A CN 109365188 B CN109365188 B CN 109365188B
- Authority
- CN
- China
- Prior art keywords
- connecting pipe
- pipe
- flange
- fan blade
- atomizing nozzle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000005507 spraying Methods 0.000 title claims abstract description 38
- 238000003754 machining Methods 0.000 title description 4
- 238000007789 sealing Methods 0.000 claims abstract description 45
- 238000012545 processing Methods 0.000 claims abstract description 16
- 238000003466 welding Methods 0.000 claims abstract description 10
- 239000003973 paint Substances 0.000 claims description 43
- 239000004922 lacquer Substances 0.000 claims description 18
- 238000003825 pressing Methods 0.000 claims description 12
- 239000011248 coating agent Substances 0.000 claims description 11
- 238000000576 coating method Methods 0.000 claims description 11
- 241000309551 Arthraxon hispidus Species 0.000 claims description 7
- 238000000034 method Methods 0.000 description 3
- 238000010422 painting Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 241000870659 Crassula perfoliata var. minor Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/06—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00 specially designed for treating the inside of hollow bodies
- B05B13/0627—Arrangements of nozzles or spray heads specially adapted for treating the inside of hollow bodies
- B05B13/0636—Arrangements of nozzles or spray heads specially adapted for treating the inside of hollow bodies by means of rotatable spray heads or nozzles
Abstract
The invention discloses an internal spraying device for processing a pipe, which comprises an atomizing nozzle connecting pipe, wherein the atomizing nozzle connecting pipe is L-shaped, one end of the connecting pipe of the atomizing nozzle is connected with a flange of the connecting pipe of the atomizing nozzle through a sealing welding ring of a first connecting flange, an inner groove of the nozzle connecting pipe flange is arranged in the first atomizing nozzle connecting pipe flange, a nozzle connecting pipe flange inserting pipe is arranged in the inner groove of the nozzle connecting pipe flange, the inner groove of the nozzle connecting pipe flange is arranged on the second atomizing nozzle connecting pipe flange, and the first atomizing nozzle connecting pipe flange and the second atomizing nozzle connecting pipe flange are connected through a plurality of nozzle connecting pipe flange connecting bolts, the invention has novel structure and convenient use, can be comparatively even spraying to the tubular product inner wall, be a novel and practical inside spraying device for tubular product processing.
Description
The technical field is as follows:
the invention belongs to the technical field of pipe machining, and particularly relates to an internal spraying device for pipe machining.
Background art:
in the prior art, the inner wall of the pipe is painted mostly in a paint brush mode, the inner wall of the pipe cannot be uniformly painted, and the condition of uneven painting is easy to occur, so that the inner spraying device for processing the pipe is provided to solve the problems.
The invention content is as follows:
the present invention has been made to solve the above problems, and an object of the present invention is to provide an internal spray coating device for pipe processing, which overcomes the conventional disadvantages.
In order to solve the above problems, the present invention provides a technical solution:
an internal spraying device for processing pipes comprises an atomizing nozzle connecting pipe, wherein the atomizing nozzle connecting pipe is L-shaped, one end of the atomizing nozzle connecting pipe is connected with a first atomizing nozzle connecting pipe flange through a first connecting flange sealing welding ring, a nozzle connecting pipe flange inner groove is arranged in the first atomizing nozzle connecting pipe flange, a nozzle connecting pipe flange insertion pipe is arranged in the nozzle connecting pipe flange inner groove, the nozzle connecting pipe flange inner groove is arranged on a second atomizing nozzle connecting pipe flange, the first atomizing nozzle connecting pipe flange and the second atomizing nozzle connecting pipe flange are connected through a plurality of nozzle connecting pipe flange connecting bolts, a second nozzle connecting pipe flange sealing washer is arranged between the first atomizing nozzle connecting pipe flange and the second atomizing nozzle connecting pipe flange, and the second atomizing nozzle connecting pipe flange is connected with an extending paint pipe through a second connecting flange sealing welding ring, extend and be equipped with No. two external screw threads on the one end outside that No. two atomizer connecting pipe flanges were kept away from to the lacquer pipe, fixedly connected with limit flange on the extension lacquer pipe of No. two external screw threads one side, No. two external screw thread threaded connection has the threaded connection head, the threaded connection head is fixed on lacquer pipe rotary connecting pipe, lacquer pipe rotary connecting pipe is inside to be equipped with fixed fan blade group.
Preferably, the fixed fan blade group comprises a fan blade fixing frame, a fan blade connecting rod fixing ring, a fan blade connecting fixing rod, a fan blade fixing plate and a fan blade group, the fan blade fixing frame is fixedly connected with the inner wall of the paint pipe rotating connecting pipe, the center of the fan blade fixing frame is fixedly connected with the fan blade connecting rod fixing ring, the fan blade connecting fixing rod is vertically connected onto the fan blade connecting rod fixing ring, one end of the fan blade connecting fixing rod, which is far away from the fan blade connecting rod fixing ring, is connected with the fan blade group through the fan blade fixing plate, the outer side of one end of the paint pipe rotating connecting pipe, which is far away from the threaded connector, is fixedly connected with a rotating bearing, the rotating bearing is arranged between a limiting pressing plate and a spring pressing plate, the limiting pressing plate is fixed on a rotating connector base through a pressing plate fixing screw, one side of the spring pressing plate, which is far away from the rotating bearing, is fixed on the limiting spring group, the end, far away from the spring pressing plate, of the limiting spring set is fixed on the sealing ring, and the paint pipe rotary connecting pipe penetrates through the limiting spring set to be arranged at the center of the sealing ring.
As preferred, be equipped with the rubber seal ring between lacquer pipe rotary connection pipe and the sealing ring, the rubber seal ring sets up in the rubber seal ring caulking groove, just the rubber seal ring caulking groove is fixed on the sealing ring, the sealing ring is kept away from and is equipped with spacing indent on a side panel of spacing spring assembly, peg graft with the swivelling joint head base in the spacing indent, the swivelling joint head base is kept away from one of lacquer pipe rotary connection pipe and is served and be equipped with the flush coater connecting pipe, the flush coater connecting pipe outside is equipped with external screw thread No. one, external screw thread threaded connection has the flush coater connector No. one.
Preferably, one end, far away from the first connecting flange sealing welding ring, of the atomizing nozzle connecting pipe is connected with an atomizing nozzle for spraying paint.
Preferably, a paint pipe sealing gasket ring is arranged between the extending paint pipe and the threaded connector.
Preferably, a first nozzle connecting pipe flange sealing gasket is arranged between the inner groove of the nozzle connecting pipe flange and the first atomizing nozzle connecting pipe flange.
Preferably, a sprayer connecting sealing gasket is arranged between the sprayer connecting pipe and the sprayer connector.
Preferably, the coating machine connecting head is connected with a coating machine paint pipe.
The invention has the beneficial effects that:
the user only needs to connect the invention to the paint pipe of the spraying machine, in the operation process of the invention, when paint moves in the pipe of the invention, the thrust generated by the paint can push the fan blade group to rotate, and the fan blade group and the paint pipe are fixedly connected, so the paint pipe can drive the atomizing nozzle to rotate under the action of the reaction force, the design enables the atomizing nozzle to do circular motion in the pipe, so the inner wall of the pipe can be sprayed, the spraying speed of the invention is uniform, the rotating speed of the atomizing nozzle is uniform, the condition of non-uniform spraying does not exist, and the bearing can buffer the torsion generated by the paint pipe in the rotating process of the atomizing nozzle, and the invention can not generate the conditions of blocking and paint leakage in the use by matching with each sealing part, the invention has novel structure and convenient use, and can uniformly spray the inner wall of the pipe, is a novel and practical internal spraying device for processing the pipe.
Description of the drawings:
for ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a fixed blade assembly according to the present invention;
fig. 3 is a schematic structural view of a second connecting pipe flange of the atomizer of the present invention.
In the figure: 1. the atomizing nozzle connecting pipe; 2. an atomizing nozzle for spraying paint; 3. the first connecting flange is sealed with the welding ring; 4. the first atomizing nozzle is connected with a pipe flange; 5. the nozzle is connected with the flange inner groove; 6. a nozzle connecting pipe is connected with a flange insertion pipe; 7. a first nozzle connecting pipe flange sealing washer; 8. the second atomizing nozzle is connected with a pipe flange; 9. the nozzle connecting pipe is connected with a flange connecting bolt; 10. a second nozzle connecting pipe flange sealing washer; 11. a second connecting flange seal welding ring; 12. extending the paint pipe; 13. a threaded connector; 14. a limiting flange; 15. a paint pipe sealing gasket ring; 16. the paint pipe rotary connecting pipe; 17. fixing the fan blade group; 18. a fan blade fixing frame; 19. a fan blade connecting rod fixing ring; 20. the fan blades are connected with the fixed rods; 21. a fan blade fixing plate; 22. a fan blade group; 23. a rotating bearing; 24. a limiting pressure plate; 25. a pressure plate fixing screw; 26. a rotary connector base; 27. a spring pressing plate; 28. a limiting spring set; 29. a seal ring; 30. a rubber sealing ring is embedded in the groove; 31. a rubber seal ring; 32. limiting and pressing the groove; 33. a coating machine connecting pipe; 34. a first external thread; 35. a sprayer connector; 36. the spraying machine is connected with a sealing gasket; 37. a paint tube of a spraying machine; 38. and a second external thread.
The specific implementation mode is as follows:
as shown in fig. 1 to 3, the following technical solutions are adopted in the present embodiment: an internal spraying device for processing a pipe comprises an atomizing nozzle connecting pipe 1, wherein the atomizing nozzle connecting pipe 1 is L-shaped, one end of the atomizing nozzle connecting pipe 1 is connected with a first atomizing nozzle connecting pipe flange 4 through a first connecting flange sealing and welding ring 3, a nozzle connecting pipe flange inner groove 5 is arranged in the first atomizing nozzle connecting pipe flange 4, a nozzle connecting pipe flange inserting pipe 6 is arranged in the nozzle connecting pipe flange inner groove 5, the nozzle connecting pipe flange inner groove 5 is arranged on a second atomizing nozzle connecting pipe flange 8, the first atomizing nozzle connecting pipe flange 4 is connected with the second atomizing nozzle connecting pipe flange 8 through a plurality of nozzle connecting pipe flange connecting bolts 9, a second nozzle connecting pipe flange sealing washer 10 is arranged between the first atomizing nozzle connecting pipe flange 4 and the second atomizing nozzle connecting pipe flange 8, no. two atomizer connecting pipe flanges 8 are connected with extension lacquer pipe 12 through No. two connecting flange seal weld ring 11, extend lacquer pipe 12 and keep away from being equipped with No. two external screw thread 38 on the one end outside of No. two atomizer connecting pipe flanges 8, fixedly connected with flange 14 on the extension lacquer pipe 12 of No. two external screw thread 38 one sides, No. two external screw thread 38 threaded connection has threaded connection head 13, threaded connection head 13 is fixed on lacquer pipe rotary connecting pipe 16, 16 inside fixed fan blade groups 17 that are equipped with of lacquer pipe rotary connecting pipe.
Wherein, the fixed fan blade group 17 comprises a fan blade fixing frame 18, a fan blade connecting rod fixing ring 19, a fan blade connecting fixing rod 20, a fan blade fixing plate 21 and a fan blade group 22, the fan blade fixing frame 18 is fixedly connected with the inner wall of the paint pipe rotating connecting pipe 16, the center of the fan blade fixing frame 18 is fixedly connected with the fan blade connecting rod fixing ring 19, the fan blade connecting fixing rod 20 is vertically connected onto the fan blade connecting rod fixing ring 19, one end of the fan blade connecting fixing rod 20 far away from the fan blade connecting rod fixing ring 19 is connected with the fan blade group 22 through the fan blade fixing plate 21, the outer side of one end of the paint pipe rotating connecting pipe 16 far away from the threaded connector 13 is fixedly connected with a rotating bearing 23, the rotating bearing 23 is arranged between a limiting pressure plate 24 and a spring pressure plate 27, the limiting pressure plate 24 is fixed on a rotating connector base 26 through a pressure plate fixing screw 25, one side face, far away from the rotary bearing 23, of the spring pressing plate 27 is fixed on a limiting spring set 28, one end, far away from the spring pressing plate 27, of the limiting spring set 28 is fixed on a sealing ring 29, and the paint pipe rotary connecting pipe 16 penetrates through the limiting spring set 28 and is arranged at the center of the sealing ring 29.
Wherein, be equipped with rubber seal ring 31 between lacquer pipe rotary connection pipe 16 and the sealing ring 29, rubber seal ring 31 sets up in rubber seal ring caulking groove 30, just rubber seal ring caulking groove 30 is fixed on sealing ring 29, sealing ring 29 is kept away from and is equipped with spacing indent 32 on the side panel of spacing spring group 28, peg graft with swivelling joint head base 26 in the spacing indent 32, swivelling joint head base 26 keeps away from one of lacquer pipe rotary connection pipe 16 and serves and be equipped with flush coater connecting pipe 33, the flush coater connecting pipe 33 outside is equipped with external screw thread 34, an external screw thread 34 threaded connection has flush coater connector 35.
Wherein, the one end that a flange seal weld ring 3 was kept away from to atomizer connecting pipe 1 is connected with the atomizer 2 for spraying paint to the spraying is convenient for.
Wherein, a paint pipe sealing gasket ring 15 is arranged between the extending paint pipe 12 and the threaded connector 13 so as to facilitate sealing.
And a first nozzle connecting pipe flange sealing gasket 7 is arranged between the nozzle connecting pipe flange inner groove 5 and the first atomizing nozzle connecting pipe flange 4 so as to facilitate sealing.
And a coating machine connecting sealing gasket 36 is arranged between the coating machine connecting pipe 33 and the coating machine connector 35 so as to facilitate sealing.
Wherein, the painting machine connector 35 is connected with a painting machine paint pipe 37, so as to facilitate the operation of the invention.
Specifically, the method comprises the following steps: an internal spraying device for processing a pipe, when in use, a user only needs to connect the internal spraying device to a paint pipe of a spraying machine, when paint moves in the pipe, the thrust generated by the paint can push a fan blade group 22 to rotate, and the fan blade group 22 is fixedly connected with the paint pipe, so that the paint pipe can drive an atomizing nozzle to rotate under the action of a reaction force, the atomizing nozzle can do circular motion in the pipe by the design, the inner wall of the pipe can be sprayed, the spraying speed of the internal spraying device is uniform, the rotating speed of the atomizing nozzle is uniform, the condition of non-uniform spraying does not exist, a bearing can buffer the torsion generated by the paint pipe during the rotation of the atomizing nozzle, and the internal spraying device is matched with each sealing part, so that the internal spraying device can not have the conditions of blocking and paint leakage when in use, and has a novel structure, convenient to use can be to the comparatively even spraying of tubular product inner wall, is a novel and practical inside spraying device for tubular product processing.
While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (7)
1. The utility model provides an inside spraying device is used in tubular product processing, includes atomizer connecting pipe (1), its characterized in that: the atomizing nozzle connecting pipe (1) is L-shaped, one end of the atomizing nozzle connecting pipe (1) is connected with a first atomizing nozzle connecting pipe flange (4) through a first connecting flange sealing welding ring (3), a nozzle connecting pipe flange inner groove (5) is arranged in the first atomizing nozzle connecting pipe flange (4), a nozzle connecting pipe flange inserting pipe (6) is arranged in the nozzle connecting pipe flange inner groove (5), the nozzle connecting pipe flange inner groove (5) is arranged on a second atomizing nozzle connecting pipe flange (8), the first atomizing nozzle connecting pipe flange (4) and the second atomizing nozzle connecting pipe flange (8) are connected through a plurality of nozzle connecting pipe flange connecting bolts (9), and a second nozzle connecting pipe flange sealing washer (10) is arranged between the first atomizing nozzle connecting pipe flange (4) and the second atomizing nozzle connecting pipe flange (8), the second atomizing nozzle connecting pipe flange (8) is connected with an extending paint pipe (12) through a second connecting flange sealing welding ring (11), one end of the extending paint pipe (12), which is far away from the second atomizing nozzle connecting pipe flange (8), is provided with a second external thread (38), the extending paint pipe (12) on one side of the second external thread (38) is fixedly connected with a limiting flange (14), the second external thread (38) is in threaded connection with a threaded connector (13), the threaded connector (13) is fixed on a paint pipe rotating connecting pipe (16), and a fixed fan blade group (17) is arranged inside the paint pipe rotating connecting pipe (16);
the fixed fan blade group (17) comprises a fan blade fixing frame (18), a fan blade connecting rod fixing ring (19), a fan blade connecting fixing rod (20), a fan blade fixing plate (21) and a fan blade group (22), the fan blade fixing frame (18) is fixedly connected with the inner wall of the lacquer pipe rotating connecting pipe (16), the center of the fan blade fixing frame (18) is fixedly connected with the fan blade connecting rod fixing ring (19), the fan blade connecting fixing rod (20) is vertically connected onto the fan blade connecting rod fixing ring (19), one end, far away from the fan blade connecting rod fixing ring (19), of the fan blade connecting fixing rod (20) is connected with the fan blade group (22) through the fan blade fixing plate (21), the outer side of one end, far away from the threaded connector (13), of the lacquer pipe rotating connecting pipe (16) is fixedly connected with a rotating bearing (23), and the rotating bearing (23) is arranged between a limiting pressing plate (24) and a spring pressing plate (27), spacing clamp plate (24) are fixed on swivelling joint head base (26) through clamp plate set screw (25), a side that swivel bearing (23) were kept away from in spring clamp plate (27) is fixed on spacing spring assembly (28), the one end that spring clamp plate (27) were kept away from in spacing spring assembly (28) is fixed on sealing ring (29), lacquer pipe swivelling joint pipe (16) pass spacing spring assembly (28) and set up the center department at sealing ring (29).
2. The internal spraying device for processing the pipe according to claim 1, wherein: be equipped with rubber seal ring (31) between lacquer pipe swivelling joint pipe (16) and sealing ring (29), rubber seal ring (31) set up in rubber seal ring caulking groove (30), just rubber seal ring caulking groove (30) are fixed on sealing ring (29), be equipped with spacing indent (32) on a side panel that spacing spring assembly (28) was kept away from in sealing ring (29), peg graft with swivelling joint head base (26) in spacing indent (32), one of lacquer pipe swivelling joint head base (26) is kept away from serves and is equipped with flush coater connecting pipe (33), the flush coater connecting pipe (33) outside is equipped with one number of external screw thread (34), one number of external screw thread (34) threaded connection has flush coater connector (35).
3. The internal spraying device for processing the pipe according to claim 1, wherein: one end of the atomizing nozzle connecting pipe (1) far away from the first connecting flange sealing welding ring (3) is connected with the atomizing nozzle (2) for spraying paint.
4. The internal spraying device for processing the pipe according to claim 1, wherein: a paint pipe sealing gasket ring (15) is arranged between the extending paint pipe (12) and the threaded connector (13).
5. The internal spraying device for processing the pipe according to claim 1, wherein: and a first nozzle connecting pipe flange sealing washer (7) is arranged between the nozzle connecting pipe flange inner groove (5) and the first atomizing nozzle connecting pipe flange (4).
6. The internal spraying device for processing the pipe according to claim 2, wherein: and a coating machine connecting sealing gasket (36) is arranged between the coating machine connecting pipe (33) and the coating machine connector (35).
7. The internal spraying device for processing the pipe according to claim 2, wherein: and the coating machine connector (35) is connected with a coating machine paint pipe (37).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811250857.3A CN109365188B (en) | 2018-10-25 | 2018-10-25 | Internal spraying device for pipe machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811250857.3A CN109365188B (en) | 2018-10-25 | 2018-10-25 | Internal spraying device for pipe machining |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109365188A CN109365188A (en) | 2019-02-22 |
| CN109365188B true CN109365188B (en) | 2021-09-24 |
Family
ID=65401353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811250857.3A Active CN109365188B (en) | 2018-10-25 | 2018-10-25 | Internal spraying device for pipe machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109365188B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203664065U (en) * | 2013-11-27 | 2014-06-25 | 诸暨市成顺机械有限公司 | Energy-saving self-rotating spray head |
| CN206567135U (en) * | 2017-03-02 | 2017-10-20 | 东莞市万源洁智能清洁设备有限公司 | A kind of rotary spray gun |
| CN207271472U (en) * | 2017-07-04 | 2018-04-27 | 北京石油化工学院 | High-pressure wash spinning swing spray |
| CN207839526U (en) * | 2017-09-25 | 2018-09-11 | 江苏空天动力机械有限公司 | A kind of high-pressure cleaning device for container and pipeline cleaning |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8544768B2 (en) * | 2009-11-10 | 2013-10-01 | Stoneage, Inc. | Self regulating fluid bearing high pressure rotary nozzle with balanced thrust force |
-
2018
- 2018-10-25 CN CN201811250857.3A patent/CN109365188B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203664065U (en) * | 2013-11-27 | 2014-06-25 | 诸暨市成顺机械有限公司 | Energy-saving self-rotating spray head |
| CN206567135U (en) * | 2017-03-02 | 2017-10-20 | 东莞市万源洁智能清洁设备有限公司 | A kind of rotary spray gun |
| CN207271472U (en) * | 2017-07-04 | 2018-04-27 | 北京石油化工学院 | High-pressure wash spinning swing spray |
| CN207839526U (en) * | 2017-09-25 | 2018-09-11 | 江苏空天动力机械有限公司 | A kind of high-pressure cleaning device for container and pipeline cleaning |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109365188A (en) | 2019-02-22 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20210909 Address after: Cuantou village, Xianjiang street, Ruian City, Wenzhou City, Zhejiang Province Applicant after: Wenzhou Ruizhi door & Window Co.,Ltd. Address before: 362000 room 103, building C, education center, No. 568, Jialu Road, Shishi City, Quanzhou City, Fujian Province Applicant before: Lin Chuyi |
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Effective date of registration: 20240109 Address after: 276000 Kangyu Industrial Park, North Section of West Central Ring, Wanggou Town, Lanshan District, Linyi City, Shandong Province Patentee after: Shandong Kangyu Pipe Industry Co.,Ltd. Address before: Cuantou village, Xianjiang street, Ruian City, Wenzhou City, Zhejiang Province Patentee before: Wenzhou Ruizhi door & Window Co.,Ltd. |
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