CN210146602U - Copper pipe horizontal migration formula belt cleaning device - Google Patents
Copper pipe horizontal migration formula belt cleaning device Download PDFInfo
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- CN210146602U CN210146602U CN201921011512.2U CN201921011512U CN210146602U CN 210146602 U CN210146602 U CN 210146602U CN 201921011512 U CN201921011512 U CN 201921011512U CN 210146602 U CN210146602 U CN 210146602U
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- cylindrical surface
- copper pipe
- water supply
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Abstract
The utility model discloses a copper pipe horizontal moving type cleaning device, which comprises a cuboid-shaped work box and a moving cleaning device; a rectangular groove-shaped cleaning tank is formed inside the working box; horizontal through holes which are arranged in a left-right penetrating manner and are used for the copper pipes to horizontally penetrate left and right are respectively formed on the left side wall and the right side wall of the cleaning tank; the lower ends of the left end surface and the right end surface of the working box are respectively formed with a side supporting plate, and the middle part of the working box is respectively formed with a driving supporting plate which is symmetrically arranged front and back; a pair of copper pipe driving wheels which are symmetrically arranged up and down are respectively and rotatably arranged between the pair of driving supporting plates on the left side and the right side; the translation cleaning device comprises an outer cylindrical surface cleaning unit and an inner cylindrical surface cleaning unit; the outer cylindrical surface cleaning unit is arranged in the cleaning tank and is used for cleaning the outer cylindrical surface of the copper pipe; utility model advantage: the structure is simple, the cleaning of the inner cylindrical surface and the outer cylindrical surface is completed in the horizontal moving process of the copper pipe, and the cleaning efficiency is high.
Description
Technical Field
The utility model relates to a copper pipe processing technology field, concretely relates to copper pipe horizontal migration formula belt cleaning device.
Background
The copper pipe is widely applied to the mechanical industry and is an important material for mechanical manufacturing, and the copper pipe is obtained by processing a copper plate. Impurities such as oil stains and the like can be remained on the copper plate when the copper plate leaves a factory, and the appearance and the quality of the copper pipe can be influenced after the copper plate is processed into the copper pipe. The outer surface of copper pipe is often cleaned by the manual work to present copper pipe or is injected inside the copper pipe with the brush and gets rid of the greasy dirt, can not high efficiency detach the greasy dirt of copper pipe internal and external surface, wastes time and energy, has increased the cost of labor, has reduced production efficiency. Therefore, need a kind of device that carries out the washing to the copper pipe, can high efficiency detach the greasy dirt of the inside and outside surface of copper pipe, the cleaning performance is good, labour saving and time saving reduces the cost of labor, improves production efficiency, makes the copper pipe of producing more pleasing to the eye, promotes the quality of copper pipe.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a copper pipe horizontal migration formula belt cleaning device to the technical problem that current copper pipe cleaning method production efficiency is low.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a copper pipe horizontal movement type cleaning device comprises a cuboid-shaped working box and a translation cleaning device; a rectangular groove-shaped cleaning tank is formed inside the working box; horizontal through holes which are arranged in a left-right penetrating manner and are used for the copper pipes to horizontally penetrate left and right are respectively formed on the left side wall and the right side wall of the cleaning tank; the lower ends of the left end surface and the right end surface of the working box are respectively formed with a side supporting plate, and the middle part of the working box is respectively formed with a driving supporting plate which is symmetrically arranged front and back; a pair of copper pipe driving wheels which are symmetrically arranged up and down are respectively and rotatably arranged between the pair of driving supporting plates on the left side and the right side; the translation cleaning device comprises an outer cylindrical surface cleaning unit and an inner cylindrical surface cleaning unit; the outer cylindrical surface cleaning unit is arranged in the cleaning tank and is used for cleaning the outer cylindrical surface of the copper pipe; the inner cylindrical surface cleaning unit comprises a pair of outer cylindrical surface cleaning supporting seats and a cylindrical cleaning central rod which are respectively fixed on the side supporting plates; a rectangular groove-shaped side through hole penetrating left and right is formed on the outer cylindrical surface cleaning support seat; a limiting water supply device is arranged in the side through hole; cleaning the central rod to horizontally pass through the side through hole and the horizontal through hole; a water spraying pipeline is formed inside the cleaning center rod; a plurality of uniformly distributed water spraying holes are formed in the side wall of the water spraying pipeline and are arranged in the radial direction; the pair of limiting water supply devices can limit or release the left end and the right end of the cleaning center rod; when one limiting water supply device limits the corresponding end of the cleaning center rod, the limiting water supply device supplies water to the water spraying pipeline, and the other limiting water supply device can enable the copper pipe to horizontally penetrate left and right; the length of the copper pipe is greater than the distance between the vertical symmetrical surfaces of the pair of copper pipe driving wheels on the left side and the right side and less than the distance between the pair of limiting water supply devices; the outer diameter of the cleaning center rod is smaller than the inner diameter of the copper pipe.
Preferably, the outer cylindrical surface cleaning unit comprises a plurality of inner cylindrical surface cleaning groups which are uniformly distributed from left to right; the inner cylindrical surface cleaning group comprises a water spraying supporting plate at the left side and a scrubbing supporting plate at the right side; the water spraying support plate is formed with a left cleaning tank which is in a circular hole shape and penetrates left and right and is used for the copper pipe to horizontally penetrate left and right; a plurality of radially arranged outer cleaning nozzles which are uniformly distributed on the circumference are arranged on the cylindrical side wall of the left cleaning tank; the scrubbing support plate is provided with a right cleaning groove which is in a circular hole shape and penetrates through the scrubbing support plate from left to right and is used for the copper pipe to horizontally penetrate through from left to right; a circular scrubbing support ring is formed in the right cleaning tank; the inner cylindrical surface of the scrubbing support ring is provided with a circular scrubbing ring for scrubbing the outer cylindrical surface of the copper pipe.
Preferably, the limiting water supply device comprises an upper limiting cylinder and a lower limiting cylinder; the lower limiting cylinder is fixed on the lower side wall of the side through hole, and the upper end of the piston rod is fixed with a lower limiting block; a lower limit groove in a semi-cylindrical surface shape for inserting the cleaning central rod is formed on the lower end surface of the lower limit block; the diameter of the lower limiting groove is the same as the outer diameter of the cleaning central rod; an upper limiting cylinder is fixed on the upper end surface of the outer cylindrical surface cleaning support seat; the lower end of a piston rod of the upper limiting cylinder is fixed with an upper limiting plate; an L-shaped water supply pipeline is formed in the upper limiting plate; the lower end opening of the water pipeline is positioned on the lower end surface of the upper limiting plate, and the upper end opening of the water pipeline is positioned on the end surface of the upper limiting plate far away from the working box; an external water supply joint is arranged at the upper end opening of the water pipeline, and an internal water supply joint is arranged at the lower end opening of the water pipeline; the external water supply joint is connected with an external water supply device; the left side wall and the right side wall of the water spraying pipeline are respectively connected with an L-shaped water supply connecting pipeline; a water inlet one-way valve is arranged on the water supply connecting pipeline; the upper end opening of the water spraying pipeline is used for the insertion of the internal water supply joint.
Preferably, in the above-described aspect, the horizontal through hole has the same diameter as the outer diameter of the copper pipe.
Preferably, the lower end surface of the working box is provided with a plurality of supporting legs which are uniformly distributed; the lower end of the cleaning tank is formed into an isosceles trapezoid-shaped water falling tank with a wide upper part and a narrow lower part; a downpipe is fixed on the lower end surface of the working box; the upper end of the downpipe is communicated with the bottom surface of the downpipe groove.
Preferably, the rotation central axes of the left cleaning tank, the right cleaning tank and the horizontal through hole are collinear.
Preferably, the right part of the outer cylindrical surface of the cleaning center rod is formed with an annular inner scrubbing ring for scrubbing the inner cylindrical surface of the copper pipe.
The beneficial effects of the utility model reside in that: the structure is simple, the cleaning of the inner cylindrical surface and the outer cylindrical surface is completed in the horizontal moving process of the copper pipe, and the cleaning efficiency is high.
Drawings
Fig. 1 is a schematic structural view of a cross section of the present invention;
fig. 2 is a partially enlarged structural diagram of a in fig. 1 according to the present invention;
in the figure, 10, the work box; 100. a cleaning tank; 101. a water falling groove; 11. supporting legs; 12. side supporting plates; 13. a downpipe; 14. a drive support plate; 15. cleaning a supporting seat on the outer cylindrical surface; 150. side perforation; 16. a copper pipe driving wheel; 20. a translation cleaning device; 21. a water spray support plate; 210. a left cleaning tank; 211. cleaning the nozzle; 22. scrubbing the supporting plate; 220. a right cleaning tank; 221. scrubbing the support ring; 222. scrubbing a ring; 23. an upper limiting cylinder; 231. an upper limiting plate; 2310. a water supply line; 232. an external water supply joint; 233. an internal water supply connection; 24. a lower limiting cylinder; 241. a lower limiting block; 2410. a lower limiting groove; 25. cleaning the central rod; 250. a water spray pipeline; 251. a water spray hole; 252. a water supply connecting pipeline; 253. a water inlet one-way valve; 254. an inner scrubbing ring; 30. copper tubing.
Detailed Description
As shown in fig. 1 and 2, the horizontal moving type cleaning device for copper pipes comprises a rectangular work box 10 and a horizontal moving type cleaning device 20; a rectangular groove-shaped cleaning tank 100 is formed inside the working box 10; horizontal through holes which are arranged in a left-right penetrating manner and are used for the copper pipe 30 to horizontally penetrate left and right are respectively formed on the left side wall and the right side wall of the cleaning tank 100; the lower ends of the left end surface and the right end surface of the working box 10 are respectively provided with a side supporting plate 12, and the middle part of the working box is respectively provided with a driving supporting plate 14 which is symmetrically arranged from front to back; a pair of copper pipe driving wheels 16 which are symmetrically arranged up and down are respectively and rotatably arranged between the pair of driving supporting plates 14 on the left side and the right side; the translation cleaning device 20 comprises an outer cylindrical surface cleaning unit and an inner cylindrical surface cleaning unit; the outer cylindrical surface cleaning unit is disposed in the cleaning bath 100 and is used for cleaning the outer cylindrical surface of the copper pipe 30; the inner cylindrical surface cleaning unit comprises a pair of outer cylindrical surface cleaning supporting seats 15 and a cylindrical cleaning central rod 25 which are respectively fixed on the side supporting plates 12; a rectangular groove-shaped side through hole 150 penetrating left and right is formed on the outer cylindrical surface cleaning support seat 15; a limiting water supply device is arranged in the side through hole 150; the cleaning center pole 25 passes horizontally through the side perforations 150 and the horizontal perforations; a water spraying pipeline 250 is formed inside the cleaning center rod 25; a plurality of uniformly distributed water spraying holes 251 are formed on the side wall of the water spraying pipeline 250, and the water spraying holes 251 are arranged in the radial direction; the pair of limiting water supply devices can limit or release the left end and the right end of the cleaning center rod 25; when one limiting water supply device limits the corresponding end of the cleaning center rod 25, the limiting water supply device supplies water to the water spraying pipeline 250, and the other limiting water supply device can enable the copper pipe 30 to horizontally penetrate left and right; the length of the copper pipe 30 is larger than the distance between the vertical symmetrical surfaces of the pair of copper pipe driving wheels 16 on the left side and the right side and smaller than the distance between the pair of limiting water supply devices; the outer diameter of the cleaning center rod 25 is smaller than the inner diameter of the copper tube 30.
As shown in fig. 1, the outer cylindrical surface cleaning unit comprises a plurality of inner cylindrical surface cleaning groups which are uniformly distributed left and right; the inner cylindrical surface cleaning group comprises a water spraying support plate 21 at the left side and a scrubbing support plate 22 at the right side; the water spraying support plate 21 is formed with a left cleaning tank 210 which is in a circular hole shape and penetrates through the left and right sides and is used for the copper pipe 30 to horizontally penetrate through the left and right sides; a plurality of radially arranged outer cleaning nozzles 211 which are uniformly distributed circumferentially are arranged on the cylindrical side wall of the left cleaning tank 210; the scrubbing support plate 22 is formed with a right cleaning groove 220 in a circular hole shape which is penetrated left and right and is used for the copper pipe 30 to horizontally penetrate left and right; a circular scrubbing support ring 221 is formed in the right cleaning tank 220; the inner cylindrical surface of the wiping support ring 221 is provided with an annular wiping ring 222 for wiping the outer cylindrical surface of the copper pipe 30.
As shown in fig. 1 and 2, the limiting water supply device comprises an upper limiting cylinder 23 and a lower limiting cylinder 24; the lower limiting cylinder 24 is fixed on the lower side wall of the side through hole 150, and the upper end of the piston rod is fixed with a lower limiting block 241; a lower limit groove 2410 in a semi-cylindrical surface shape for inserting the cleaning central rod 25 is formed on the lower end surface of the lower limit block 241; the diameter of the lower limiting groove 2410 is the same as the outer diameter of the cleaning central rod 25; an upper limiting cylinder 23 is fixed on the upper end surface of the outer cylindrical surface cleaning supporting seat 15; the lower end of the piston rod of the upper limit cylinder 23 is fixed with an upper limit plate 231; an L-shaped water supply pipeline 2310 is formed in the upper limiting plate 231; the lower end opening of the water pipeline 2310 is positioned on the lower end surface of the upper limiting plate 231, and the upper end opening is positioned on the end surface of the upper limiting plate 231, which is far away from the working box 10; an external water supply joint 232 is arranged at an opening at the upper end of the water pipeline 2310, and an internal water supply joint 233 is arranged at an opening at the lower end; the external water supply joint 232 is connected with an external water supply device; the left and right side walls of the water spraying pipeline 250 are respectively connected with an L-shaped water supply connecting pipeline 252; the water supply connecting pipeline 252 is provided with a water inlet one-way valve 253; the upper end of the water spray pipe 250 is opened for the insertion of the inner water supply joint 233.
As shown in fig. 1, the horizontal penetration hole has the same diameter as the outer diameter of the copper pipe 30.
As shown in fig. 1, the lower end surface of the working box 10 is provided with a plurality of supporting legs 11 which are uniformly distributed; the lower end of the cleaning tank 100 is formed into an isosceles trapezoid-shaped water falling tank 101 with a wide upper part and a narrow lower part; a downpipe 13 is fixed on the lower end surface of the working box 10; the upper end of the downpipe 13 is communicated with the bottom surface of the downpipe groove 101.
As shown in fig. 1, the rotation central axes of the left cleaning tank 210, the right cleaning tank 220 and the horizontal through hole are collinear.
As shown in fig. 1, an inner annular wiping ring 254 for wiping the inner cylindrical surface of the copper pipe 30 is formed at the right portion of the outer cylindrical surface of the cleaning center rod 25.
The working principle of the copper pipe horizontal moving type cleaning device is as follows:
initial state: the right limiting water supply device limits the right end of the central cleaning rod 25, the left limiting water supply device can be used for the copper pipe 30 to horizontally pass through,
during cleaning, the copper pipe 30 horizontally penetrates through the left limiting water supply device, then under the action of the left pair of copper pipe driving wheels 16, the copper pipe 30 horizontally moves rightwards to the inside of the cleaning tank 100, then the outer cleaning nozzle 211 and the water spraying hole 251 spray water to respectively wash the outer inner surface of the copper pipe 30, the scrubbing ring 222 and the inner scrubbing ring 254 are respectively inserted into the inner surface and the outer surface of the copper pipe 30, after the copper pipe 30 completely penetrates through the left limiting water supply device, the left limiting water supply device limits the left end of the cleaning central rod 25, the right limiting water supply device is used for the horizontal penetration of the cleaning central rod 25, so that the copper pipe 30 can continuously move rightwards, the inner surface and the outer surface are cleaned until the copper pipe is completely separated from the right limiting water supply device;
the upper and lower restricting plates 231 and 241 clamp the center pole 25 for cleaning and the inner water supply nipple 233 is inserted into the upper end opening of the water supply connection pipe 252 while the water supply restricting means restricts the cleaning of the center pole 25.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (7)
1. The utility model provides a copper pipe horizontal migration formula belt cleaning device which characterized in that: comprises a cuboid work box (10) and a translational cleaning device (20); a rectangular groove-shaped cleaning tank (100) is formed inside the working box (10); horizontal through holes which are arranged in a left-right penetrating way and are used for the copper pipe (30) to horizontally penetrate left and right are respectively formed on the left side wall and the right side wall of the cleaning tank (100); the lower ends of the left end surface and the right end surface of the working box (10) are respectively formed with a side supporting plate (12), and the middle part of the working box is respectively formed with a driving supporting plate (14) which is symmetrically arranged from front to back; a pair of copper pipe driving wheels (16) which are symmetrically arranged up and down are respectively and rotatably arranged between the pair of driving supporting plates (14) at the left side and the right side; the translation cleaning device (20) comprises an outer cylindrical surface cleaning unit and an inner cylindrical surface cleaning unit; the outer cylindrical surface cleaning unit is arranged in the cleaning tank (100) and is used for cleaning the outer cylindrical surface of the copper pipe (30); the inner cylindrical surface cleaning unit comprises a pair of outer cylindrical surface cleaning supporting seats (15) and a cylindrical cleaning central rod (25), wherein the outer cylindrical surface cleaning supporting seats and the cylindrical cleaning central rod are respectively fixed on the side supporting plates (12); a rectangular groove-shaped side through hole (150) which penetrates through the outer cylindrical surface cleaning support seat (15) from left to right is formed; a limiting water supply device is arranged in the side through hole (150); the cleaning center rod (25) horizontally penetrates through the side through hole (150) and the horizontal through hole; a water spraying pipeline (250) is formed inside the cleaning center rod (25); a plurality of uniformly distributed water spraying holes (251) are formed in the side wall of the water spraying pipeline (250), and the water spraying holes (251) are radially arranged; the pair of limiting water supply devices can limit or release the left end and the right end of the cleaning center rod (25); when one limiting water supply device limits and cleans the corresponding end of the central rod (25), the limiting water supply device supplies water to the water spraying pipeline (250), and the other limiting water supply device can enable the copper pipe (30) to horizontally penetrate left and right; the length of the copper pipe (30) is greater than the distance between the vertical symmetrical surfaces of the pair of copper pipe driving wheels (16) on the left side and the right side and less than the distance between the pair of limiting water supply devices; the outer diameter of the cleaning center rod (25) is smaller than the inner diameter of the copper pipe (30).
2. The horizontal moving type cleaning device for copper pipes according to claim 1, which is characterized in that: the outer cylindrical surface cleaning unit comprises a plurality of inner cylindrical surface cleaning groups which are uniformly distributed from left to right; the inner cylindrical surface cleaning group comprises a water spraying support plate (21) at the left side and a scrubbing support plate (22) at the right side; a left cleaning tank (210) which is in a circular hole shape and penetrates through the left and right of the water spraying support plate (21) and is used for the copper pipe (30) to horizontally penetrate through the left and right; a plurality of radially arranged outer cleaning nozzles (211) which are uniformly distributed on the circumference are arranged on the cylindrical side wall of the left cleaning tank (210); a right cleaning groove (220) which is in a round hole shape and penetrates through the copper pipe (30) horizontally and leftwards and rightwards is formed on the scrubbing support plate (22); a circular scrubbing support ring (221) is formed in the right cleaning groove (220); the inner cylindrical surface of the scrubbing support ring (221) is provided with an annular scrubbing ring (222) for scrubbing the outer cylindrical surface of the copper pipe (30).
3. The horizontal moving type cleaning device for copper pipes according to claim 1, which is characterized in that: the limiting water supply device comprises an upper limiting cylinder (23) and a lower limiting cylinder (24); the lower limiting cylinder (24) is fixed on the lower side wall of the side through hole (150), and the upper end of the piston rod is fixed with a lower limiting block (241); a lower limit groove (2410) in a semi-cylindrical surface shape for inserting the cleaning central rod (25) is formed on the lower end surface of the lower limit block (241); the diameter of the lower limiting groove (2410) is the same as the outer diameter of the cleaning central rod (25); an upper limiting cylinder (23) is fixed on the upper end surface of the outer cylindrical surface cleaning supporting seat (15); an upper limiting plate (231) is fixed at the lower end of the piston rod of the upper limiting cylinder (23); an L-shaped water supply pipeline (2310) is formed in the upper limiting plate (231); the lower end opening of the water pipeline (2310) is positioned on the lower end surface of the upper limiting plate (231), and the upper end opening is positioned on the end surface of the upper limiting plate (231) far away from the working box (10); an external water supply joint (232) is arranged at an opening at the upper end of the water pipeline (2310), and an internal water supply joint (233) is arranged at an opening at the lower end; the external water supply joint (232) is connected with an external water supply device; the left side wall and the right side wall of the water spraying pipeline (250) are respectively connected with an L-shaped water supply connecting pipeline (252); a water inlet one-way valve (253) is arranged on the water supply connecting pipeline (252); the upper end opening of the water spraying pipeline (250) is used for the insertion of the internal water supply joint (233).
4. The horizontal moving type cleaning device for copper pipes according to claim 1, which is characterized in that: the diameter of the horizontal through hole is the same as the outer diameter of the copper pipe (30).
5. The horizontal moving type cleaning device for copper pipes according to claim 1, which is characterized in that: the lower end surface of the working box (10) is provided with a plurality of supporting legs (11) which are uniformly distributed; the lower end of the cleaning tank (100) is formed into an isosceles trapezoid-shaped water falling tank (101) with a wide upper part and a narrow lower part; a downpipe (13) is fixed on the lower end surface of the working box (10); the upper end of the downpipe (13) is communicated with the bottom surface of the downpipe groove (101).
6. The horizontal moving type cleaning device for copper pipes according to claim 2, characterized in that: the rotation central axes of the left cleaning tank (210), the right cleaning tank (220) and the horizontal perforation are collinear.
7. The horizontal moving type cleaning device for copper pipes according to claim 1, which is characterized in that: an annular inner scrubbing ring (254) for scrubbing the inner cylindrical surface of the copper pipe (30) is formed at the right part of the outer cylindrical surface of the cleaning center rod (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921011512.2U CN210146602U (en) | 2019-07-02 | 2019-07-02 | Copper pipe horizontal migration formula belt cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921011512.2U CN210146602U (en) | 2019-07-02 | 2019-07-02 | Copper pipe horizontal migration formula belt cleaning device |
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| Publication Number | Publication Date |
|---|---|
| CN210146602U true CN210146602U (en) | 2020-03-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921011512.2U Expired - Fee Related CN210146602U (en) | 2019-07-02 | 2019-07-02 | Copper pipe horizontal migration formula belt cleaning device |
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| CN (1) | CN210146602U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111426081A (en) * | 2020-04-14 | 2020-07-17 | 浙江宝威电气有限公司 | Cleaning mechanism of solar heat pipe heating device |
| CN111426080A (en) * | 2020-04-14 | 2020-07-17 | 浙江宝威电气有限公司 | Cleaning method of solar heat pipe heating device |
| CN111910196A (en) * | 2020-07-31 | 2020-11-10 | 阴通明 | Stainless steel pickling device with stainless steel pickling solution anti-sticking function and stainless steel pipe automatic pickling device |
-
2019
- 2019-07-02 CN CN201921011512.2U patent/CN210146602U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111426081A (en) * | 2020-04-14 | 2020-07-17 | 浙江宝威电气有限公司 | Cleaning mechanism of solar heat pipe heating device |
| CN111426080A (en) * | 2020-04-14 | 2020-07-17 | 浙江宝威电气有限公司 | Cleaning method of solar heat pipe heating device |
| CN111426080B (en) * | 2020-04-14 | 2021-08-13 | 浙江宝威电气有限公司 | Cleaning method of solar heat pipe heating device |
| CN111426081B (en) * | 2020-04-14 | 2021-08-13 | 浙江宝威电气有限公司 | Cleaning mechanism of solar heat pipe heating device |
| CN111910196A (en) * | 2020-07-31 | 2020-11-10 | 阴通明 | Stainless steel pickling device with stainless steel pickling solution anti-sticking function and stainless steel pipe automatic pickling device |
| CN111910196B (en) * | 2020-07-31 | 2023-04-28 | 福建晟达通节能科技有限公司 | Automatic pickling device for stainless steel pipe with stainless steel pickling liquid anti-sticking function |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20200317 Termination date: 20210702 |