CN115247250A - Hot-galvanize is orderly cooling arrangement of full automatization for steel pipe - Google Patents
Hot-galvanize is orderly cooling arrangement of full automatization for steel pipe Download PDFInfo
- Publication number
- CN115247250A CN115247250A CN202111344262.6A CN202111344262A CN115247250A CN 115247250 A CN115247250 A CN 115247250A CN 202111344262 A CN202111344262 A CN 202111344262A CN 115247250 A CN115247250 A CN 115247250A
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- chain
- steel pipe
- water
- hot
- wall
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- 238000001816 cooling Methods 0.000 title claims abstract description 55
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 40
- 239000010959 steel Substances 0.000 title claims abstract description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 95
- 229910001335 Galvanized steel Inorganic materials 0.000 claims abstract description 17
- 239000008397 galvanized steel Substances 0.000 claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims description 17
- 238000000034 method Methods 0.000 description 6
- 230000007246 mechanism Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/26—After-treatment
- C23C2/28—Thermal after-treatment, e.g. treatment in oil bath
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/06—Zinc or cadmium or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
- C23C2/36—Elongated material
- C23C2/38—Wires; Tubes
Abstract
The invention provides full-automatic ordered cooling equipment for a hot-dip galvanized steel pipe, and relates to the technical field of hot-dip galvanized steel pipes. This hot-galvanize is orderly cooling arrangement of full automatization for steel pipe, including the water cooling pond, water cooling pond upside right part inner wall is provided with the connecting axle, the connecting axle periphery is provided with three first driven sprocket, water cooling pond upside right side inner wall is provided with the fixed axle, the fixed axle periphery is provided with three steering sprocket, water cooling pond middle part downside inner wall is provided with the back shaft, the back shaft periphery has set gradually three second driven sprocket and linkage sprocket after to, the equal meshing of second driven sprocket periphery is connected in the inside one end of income water chain. The whole equipment is driven by the speed reducing motor, the complexity of equipment control is reduced, the steel pipe is pressed by the pressing rod, the steel pipe is fixed, and the arrangement order of the steel pipe in water is guaranteed.
Description
Technical Field
The invention relates to the technical field of hot-dip galvanized steel pipes, in particular to a full-automatic ordered cooling device for a hot-dip galvanized steel pipe.
Background
At present hot dip galvanized steel pipe cooling method's trade current situation is that hot steel pipe after the zinc-plating directly rolls into the water cooling tank or directly falls into the water cooling tank from steel pipe translation mechanism through the slope from steel pipe translation mechanism, the steel pipe is when entrying, because intraductal cavity, can produce certain buoyancy, water gets into hollow process from the steel pipe both ends, also must not be completely equal, and steel pipe temperature is higher, the water that gets into in the steel pipe probably produces the boiling gas explosion, these factors all can cause the steel pipe position in the aquatic to change, thereby lead to the steel pipe to arrange the order confusion, take place the confusion when carrying out water, take place "other pipe" phenomenon even.
When cooling a hot-dip galvanized steel pipe, the following two problems are found, namely that other equipment consumes large energy, the product is easily polluted by cooling water, manual attendance intervention is timely carried out, first-in first-out ordered control cannot be achieved, and the process cannot be controlled.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a full-automatic ordered cooling device for a hot-dip galvanized steel pipe, which solves the problem that the steel pipe is easy to sort and disorder when entering water.
(II) technical scheme
In order to realize the purpose, the invention is realized by the following technical scheme: the utility model provides a hot-galvanize steel pipe is with orderly cooling arrangement of full automatization, includes the water cooling pond, water cooling pond upside right part inner wall is provided with the connecting axle, the connecting axle periphery is provided with three first driven sprocket, water cooling pond upside right side inner wall is provided with the fixed axle, the fixed axle periphery is provided with three steering sprocket, water cooling pond middle part downside inner wall is provided with the back shaft, the back shaft periphery has set gradually three second driven sprocket and linkage sprocket after to, the equal meshing of second driven sprocket periphery is connected in the inside one end of income water chain, the income water chain outside all is provided with a plurality of baffle, both sides all are provided with a plurality of pin rod around the income water chain, the equal sliding connection of pin rod is inside the spout, the spout all sets up the one side that is close to the income water chain at the connecting rod, the equal rotation of one end that the pin rod was kept away from to the connecting rod is connected in the depression bar middle part outside, water cooling pond left side inner wall is provided with the transmission shaft, the transmission shaft periphery is provided with three drive sprocket, the inside one end of water cooling chain is all meshed in the transmission chain, the play water chain outside all is provided with a plurality of baffle, water cooling pond right side upper portion is provided with a shelves pole.
Preferably, two lifters are arranged on the right side of the water cooling pool, and supporting plates are arranged on the upper portions of the lifters.
Preferably, a speed reducing motor is arranged at the rear end of the transmission shaft and is arranged on the rear side of the upper part of the water cooling pool.
Preferably, the other end of the interior of the water outlet chain is connected with a linkage chain wheel in a meshing manner.
Preferably, the other end inside the water inlet chain is connected with a first driven sprocket in a meshing mode, and the inner wall of the upper portion of the middle of the water inlet chain is connected with a steering sprocket in a meshing mode.
Preferably, one end of the pressure lever is rotatably connected to the front side and the rear side of the water inlet chain.
Preferably, steel pipes are arranged between the baffles.
Preferably, the lower parts of the water inlet chain and the water outlet chain are respectively provided with three tensioning chain wheels.
The working principle is as follows: firstly, a speed reduction motor is driven, a transmission chain wheel is driven to rotate through a transmission shaft, a water outlet chain drives a linkage chain wheel to rotate, a second driven chain wheel drives a water inlet chain to rotate, then a lifter is lifted, a steel pipe is placed on a lifter supporting plate through a translation mechanism, the lifter descends, the steel pipe falls on the water inlet chain, the water inlet chain starts conveying, a pressing rod is blocked by a blocking rod at the tail end of horizontal conveying, the pressing rod inclines and presses the steel pipe, after the length distance of one lifter supporting plate is conveyed, the next batch of steel pipes are waited to fall through the lifter, one beat is finished, and the steps are repeated in a circulating mode; when the steel pipe reaches the bottom of the water cooling pool, the steel pipe is connected by the water outlet chain and water is discharged, in the process, the steel pipe lifts the pressure rod under the driving of the water outlet chain, and when the steel pipe reaches the leftmost side of the water cooling pool, the steel pipe freely rolls down the slide carriage to enter next-procedure equipment; the pressure rod and the connecting rod are arranged on the water inlet chain, and the connecting rod pulls the pressure rod back under the action of self gravity after passing through the middle lower part of the water cooling pool, so that the pressure rod is in an open state, and the open state is maintained until the position of the blocking rod is closed, therefore, the pipe falling action of the elevator cannot be influenced.
(III) advantageous effects
The invention provides a full-automatic ordered cooling device for a hot-dip galvanized steel pipe. The method has the following beneficial effects:
the invention has the advantages that the independent water inlet chain and the independent water outlet chain are arranged, the advancing directions are the same, but one ends of the independent water inlet chain and the independent water outlet chain are arranged on the same driven shaft, so that the power transmission is realized, the synchronism of the two chains is ensured, the equipment control complexity is reduced by only using one motor for dragging, meanwhile, the chains, the pressure rods, the connecting rods and the like are all made of stainless steel, the underwater bearing is made of high-temperature resistant plastic bearing bushes, the water pollution caused by using ball bearings is avoided, and the quality of products is also favorably ensured.
The invention can overcome the unstable buoyancy generated by hollowing of the steel pipe in the water inlet process, play a role in fixing the position of the steel pipe and further ensure the arrangement order of the steel pipe in water by blocking the pressure rod through the stop rod so that the pressure rod inclines towards the steel pipe and presses on the steel pipe by means of the self gravity.
Drawings
FIG. 1 is a side cross-sectional view of the present invention;
FIG. 2 is a top view of the present invention;
fig. 3 is an enlarged view of a portion a in fig. 1.
Wherein, 1, drive sprocket; 2. a water outlet chain; 3. a baffle plate; 4. a water inlet chain; 5. a support plate; 6. a first driven sprocket; 7. a pressure lever; 8. a connecting rod; 9. a pin rod; 10. a chute; 11. an elevator; 12. a water cooling tank; 13. a second driven sprocket; 14. a support shaft; 15. a drive shaft; 16. a fixed shaft; 17. a steering sprocket; 18. a connecting shaft; 19. a link sprocket; 20. a reduction motor; 21. a tension chain wheel; 22. a gear lever.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
as shown in fig. 1-3, an embodiment of the present invention provides a full-automatic ordered cooling apparatus for a hot-dip galvanized steel pipe, including a water cooling tank 12, a connecting shaft 18 is disposed on an upper right inner wall of the water cooling tank 12, three first driven sprockets 6 are disposed on an outer periphery of the connecting shaft 18, a fixed shaft 16 is disposed on an upper right inner wall of the water cooling tank 12, three steering sprockets 17 are disposed on an outer periphery of the fixed shaft 16, a support shaft 14 is disposed on a lower inner wall of a middle portion of the water cooling tank 12, three second driven sprockets 13 and a linkage sprocket 19 are sequentially disposed on an outer periphery of the support shaft 14 from front to back, an outer periphery of the second driven sprocket 13 is respectively engaged with an inner end of a water inlet chain 4, a plurality of baffles 3 are disposed on an outer side of the water inlet chain 4, a plurality of pin rods 9 are disposed on front and back sides of the water inlet chain 4, the pin rods 9 are all slidably connected inside the sliding grooves 10, the sliding grooves 10 are disposed on a side of the connecting rod 8 close to the water inlet chain 4, an end of the connecting rod 8 far away from the pin rods 9 is rotatably connected to an outer side of the middle portion of the water inlet chain 7, the connecting rod 8 controls a rotation angle of the pressing rod 7, a stopper rod 22 can be disposed on a lower portion of the stopper rod 7, a left side of the stopper rod 22, a water cooling tank 12, a left side of the water cooling chain, a water outlet chain is disposed on an inclined portion of the stopper rod 7, and a partition rod 7, a partition rod 7 is disposed on an inclined portion of the water outlet chain, and a partition rod 2 of the water cooling tank 12.
The water cooling tank 12 right side is provided with two lifts 11, and 11 upper portions of lift all are provided with layer board 5, and layer board 5 is used for lifting the steel pipe, then through the spirit level mechanism, moves the steel pipe to income water chain 4, and the recess on layer board 5 can be so that the steel pipe is located between two baffles 3 on the chain 4 of entrying.
The rear end of the transmission shaft 15 is provided with a speed reducing motor 20, the speed reducing motor 20 is arranged on the rear side of the upper portion of the water cooling tank 12, the transmission shaft 15 is driven to rotate by the large torque of the speed reducing motor 20, and then the transmission chain wheel 1 drives the water outlet chain 2 to rotate, so that the whole equipment operates.
The other end inside the water outlet chain 2 is engaged with a linkage chain wheel 19, and the water outlet chain 2 drives the linkage chain wheel 19 to rotate, so that the support shaft 14 drives the second driven chain wheel 13 to rotate, and the water inlet chain 4 rotates.
The inside other end of income water chain 4 all meshes and is connected with first driven sprocket 6, and 4 middle part upper portion inner walls of income water chain all meshes and is connected with steering sprocket 17, for horizontal transport distance, conveniently places the steel pipe between steering sprocket 17 and the first driven sprocket 6.
One end of the pressure lever 7 is rotatably connected to the front side and the rear side of the water inlet chain 4, so that the pressure lever 7 can rotate, and the rotating range of the pressure lever 7 is controlled through the connecting rod 8.
All be provided with the steel pipe between the baffle 3, separate the steel pipe through baffle 3 to with the fixed steel pipe of depression bar 7 cooperation.
The lower parts of the water inlet chain 4 and the water outlet chain 2 are provided with three tensioning chain wheels 21 which are used for adjusting the tensioning of the water inlet chain 4 and the water outlet chain 2 and ensuring the normal operation of the equipment.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a hot dip galvanized steel pipe is with orderly cooling arrangement of full automatization, includes water cooling tank (12), its characterized in that: the water cooling tank (12) is provided with a connecting shaft (18) on the right inner wall of the upper side, three first driven sprockets (6) are arranged on the periphery of the connecting shaft (18), a fixed shaft (16) is arranged on the inner wall of the right side of the upper side of the water cooling tank (12), three steering sprockets (17) are arranged on the periphery of the fixed shaft (16), a support shaft (14) is arranged on the inner wall of the lower side of the middle of the water cooling tank (12), three second driven sprockets (13) and a linkage sprocket (19) are sequentially arranged on the periphery of the support shaft (14) from front to back, the periphery of the second driven sprocket (13) is meshed with the inner end of the inlet chain (4), a plurality of baffles (3) are arranged on the outer side of the inlet chain (4), a plurality of pin rods (9) are arranged on the front side and the rear side of the inlet chain (4), the pin rods (9) are connected inside the sliding groove (10) in a sliding mode, the sliding groove (10) is arranged on one side, which is close to the inlet chain (4) of the connecting rod (8), one end, the pin rods (9) are rotatably connected to the outer side of the middle of the water cooling rod (7), a transmission rod (12), a transmission shaft (15) is arranged on the left side, and a transmission chain (15) is connected with the inner wall of the outer wall of the transmission chain (1), and three outer chain (1) is arranged on the inner wall of the transmission shaft (15) is arranged on the inner wall of the transmission chain (1), a plurality of baffles (3) are arranged on the outer side of the water outlet chain (2), and a stop rod (22) is arranged on the left side of the upper part of the right side of the water cooling pool (12).
2. The full-automatic orderly cooling equipment for the hot-dip galvanized steel pipe as claimed in claim 1, characterized in that: two lifters (11) are arranged on the right side of the water cooling tank (12), and supporting plates (5) are arranged on the upper portions of the lifters (11).
3. The full-automatic orderly cooling equipment for the hot-dip galvanized steel pipe as claimed in claim 1, characterized in that: the rear end of the transmission shaft (15) is provided with a speed reducing motor (20), and the speed reducing motor (20) is arranged on the rear side of the upper part of the water cooling tank (12).
4. The full-automatic orderly cooling equipment for the hot-dip galvanized steel pipe as claimed in claim 1, characterized in that: the other end of the inside of the water outlet chain (2) is meshed with a linkage chain wheel (19).
5. The full-automatic orderly cooling equipment for the hot-dip galvanized steel pipe as claimed in claim 1, characterized in that: the other end of the inner part of the water inlet chain (4) is connected with a first driven sprocket (6) in an engaged mode, and the inner wall of the upper part of the middle part of the water inlet chain (4) is connected with a steering sprocket (17) in an engaged mode.
6. The full-automatic orderly cooling equipment for the hot dip galvanized steel pipe as claimed in claim 1, characterized in that: one end of the pressure lever (7) is rotatably connected to the front side and the rear side of the water inlet chain (4).
7. The full-automatic orderly cooling equipment for the hot-dip galvanized steel pipe as claimed in claim 1, characterized in that: and steel pipes are arranged between the baffles (3).
8. The full-automatic orderly cooling equipment for the hot-dip galvanized steel pipe as claimed in claim 1, characterized in that: and three tensioning chain wheels (21) are arranged at the lower parts of the water inlet chain (4) and the water outlet chain (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111344262.6A CN115247250A (en) | 2021-11-12 | 2021-11-12 | Hot-galvanize is orderly cooling arrangement of full automatization for steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111344262.6A CN115247250A (en) | 2021-11-12 | 2021-11-12 | Hot-galvanize is orderly cooling arrangement of full automatization for steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115247250A true CN115247250A (en) | 2022-10-28 |
Family
ID=83698564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111344262.6A Pending CN115247250A (en) | 2021-11-12 | 2021-11-12 | Hot-galvanize is orderly cooling arrangement of full automatization for steel pipe |
Country Status (1)
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|---|---|
| CN (1) | CN115247250A (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0429147A2 (en) * | 1989-09-20 | 1991-05-29 | MANNESMANN Aktiengesellschaft | Process and device for applying a protective coating onto a steel tube |
| DE202006002346U1 (en) * | 2006-02-09 | 2007-02-08 | Roth, Emil-Johann | Sea water power plant for use in e.g. coastal region, has withdrawal structure and intake tower, which are fixed on sea bed with or without pre-casted fastening flanges, and steel pipeline provided in its outer part by shell |
| CN203247299U (en) * | 2013-05-21 | 2013-10-23 | 衡水京华制管有限公司 | Hot galvanizing device for steel pipes |
| US20150090359A1 (en) * | 2012-04-24 | 2015-04-02 | Nippon Steel & Sumitomo Metal Corporation | Hot-dip galvanized steel pipe and method of manufacturing the same |
| CN205341130U (en) * | 2016-02-03 | 2016-06-29 | 宜昌利民管业科技有限公司 | Synchronous plastic -coated production facility of steel pipe inside and outside wall |
| CN108315685A (en) * | 2018-04-24 | 2018-07-24 | 郑州京华制管有限公司 | A kind of cooling conveying device of hot galvanized steel pipe |
| CN108496876A (en) * | 2017-06-29 | 2018-09-07 | 浙江富地机械有限公司 | A kind of paddle aerator of water-cooled machine |
| CN208071786U (en) * | 2018-03-22 | 2018-11-09 | 衡水京华制管有限公司 | A kind of steel tube hot galvanizing water-cooling apparatus |
| CN208293067U (en) * | 2018-04-24 | 2018-12-28 | 郑州京华制管有限公司 | A kind of cooling conveying device of hot galvanized steel pipe |
| CN209798065U (en) * | 2019-03-29 | 2019-12-17 | 桐乡市铁盛线路器材有限公司 | Hot galvanizing pool |
| CN210341011U (en) * | 2019-07-02 | 2020-04-17 | 朱国文 | Quenching cooling device for bearing ring after hot forging |
| KR102129598B1 (en) * | 2020-01-23 | 2020-07-02 | (주)스텝이엔지 | Apparatus for removing dross in hot dip galvanizing process of steel plate |
| JP2021025109A (en) * | 2019-08-08 | 2021-02-22 | Ｊｆｅスチール株式会社 | Method for manufacturing metal-plated steel pipe, and hot dip metal coating apparatus for steel pipe |
| CN213266666U (en) * | 2020-08-28 | 2021-05-25 | 四川振鸿钢制品有限公司 | Water cooling plant is used in production of zinc-impregnated steel pipe |
-
2021
- 2021-11-12 CN CN202111344262.6A patent/CN115247250A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0429147A2 (en) * | 1989-09-20 | 1991-05-29 | MANNESMANN Aktiengesellschaft | Process and device for applying a protective coating onto a steel tube |
| DE202006002346U1 (en) * | 2006-02-09 | 2007-02-08 | Roth, Emil-Johann | Sea water power plant for use in e.g. coastal region, has withdrawal structure and intake tower, which are fixed on sea bed with or without pre-casted fastening flanges, and steel pipeline provided in its outer part by shell |
| US20150090359A1 (en) * | 2012-04-24 | 2015-04-02 | Nippon Steel & Sumitomo Metal Corporation | Hot-dip galvanized steel pipe and method of manufacturing the same |
| CN203247299U (en) * | 2013-05-21 | 2013-10-23 | 衡水京华制管有限公司 | Hot galvanizing device for steel pipes |
| CN205341130U (en) * | 2016-02-03 | 2016-06-29 | 宜昌利民管业科技有限公司 | Synchronous plastic -coated production facility of steel pipe inside and outside wall |
| CN108496876A (en) * | 2017-06-29 | 2018-09-07 | 浙江富地机械有限公司 | A kind of paddle aerator of water-cooled machine |
| CN208071786U (en) * | 2018-03-22 | 2018-11-09 | 衡水京华制管有限公司 | A kind of steel tube hot galvanizing water-cooling apparatus |
| CN108315685A (en) * | 2018-04-24 | 2018-07-24 | 郑州京华制管有限公司 | A kind of cooling conveying device of hot galvanized steel pipe |
| CN208293067U (en) * | 2018-04-24 | 2018-12-28 | 郑州京华制管有限公司 | A kind of cooling conveying device of hot galvanized steel pipe |
| CN209798065U (en) * | 2019-03-29 | 2019-12-17 | 桐乡市铁盛线路器材有限公司 | Hot galvanizing pool |
| CN210341011U (en) * | 2019-07-02 | 2020-04-17 | 朱国文 | Quenching cooling device for bearing ring after hot forging |
| JP2021025109A (en) * | 2019-08-08 | 2021-02-22 | Ｊｆｅスチール株式会社 | Method for manufacturing metal-plated steel pipe, and hot dip metal coating apparatus for steel pipe |
| KR102129598B1 (en) * | 2020-01-23 | 2020-07-02 | (주)스텝이엔지 | Apparatus for removing dross in hot dip galvanizing process of steel plate |
| CN213266666U (en) * | 2020-08-28 | 2021-05-25 | 四川振鸿钢制品有限公司 | Water cooling plant is used in production of zinc-impregnated steel pipe |
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