CN211989514U - Wind-water cooling device for steel pipe corrosion-resistant production - Google Patents
Wind-water cooling device for steel pipe corrosion-resistant production Download PDFInfo
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- CN211989514U CN211989514U CN201922425417.3U CN201922425417U CN211989514U CN 211989514 U CN211989514 U CN 211989514U CN 201922425417 U CN201922425417 U CN 201922425417U CN 211989514 U CN211989514 U CN 211989514U
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Abstract
The utility model discloses an air-water cooling device for steel pipe anticorrosion production, which comprises PE extrusion molding equipment, AD extrusion molding equipment, first intermediate frequency heating equipment and second intermediate frequency heating equipment, wherein the PE extrusion molding equipment, the AD extrusion molding equipment, the first intermediate frequency equipment and the second intermediate frequency equipment are all connected with the air-water cooling equipment and form a circulation loop; the utility model has the advantages that: the adoption of the mode of one support for more reduces the occupied area of the equipment cooling device, the installation is simple and convenient, the cooling system adopts soft water closed cycle, the circulating medium selects antifreeze in winter, and distilled water is used in other seasons, thus being particularly suitable for northern cold areas.
Description
Technical Field
The utility model relates to an anticorrosive apparatus for producing of steel pipe, specifically speaking are anticorrosive production of steel pipe is with geomantic omen cooling device belongs to the anticorrosive apparatus for producing of steel pipe field.
Background
The steel pipe anticorrosion technology integrates the excellent performances of two anticorrosion layers of an epoxy coating and an extruded polyethylene, combines the advantages of the interfacial property and the chemical resistance of the epoxy coating, the mechanical protection property of the extruded polyethylene anticorrosion layer and the like, and thus the performances of the epoxy coating and the extruded polyethylene anticorrosion layer are obviously improved. In the production process, finished products are produced under the action of heating and water cooling.
Internal corrosion prevention and medium-frequency induction heating: and conveying the steel pipe with the cleaned inner wall to an epoxy powder spraying station on the inner wall of the steel pipe by using a pipe conveying trolley to spray epoxy powder on the inner wall of the steel pipe. In order to melt and gel the epoxy powder on the inner wall of the steel pipe, the inner surface of the steel pipe needs to have a certain temperature, that is, the inner surface of the steel pipe needs to be heated. After the steel pipe passes through the medium-frequency coil, current eddy current is induced on the surface of the steel pipe, so that steel is heated, and the inner wall of the steel pipe is generally heated to 180-200 ℃;
spraying internal anti-corrosion epoxy powder: and (3) extending the epoxy powder spray gun into the inner wall of the steel pipe, and spraying the epoxy powder on the inner surface of the steel pipe (simultaneously, the epoxy powder gun rod retreats). Melting, gelling and solidifying the epoxy on the hot steel pipe to form an FBE coating, wherein the thickness of the coating is specified according to a standard;
external corrosion prevention and medium-frequency heating: after the epoxy powder on the inner wall of the steel pipe is used for corrosion prevention, the steel pipe is conveyed to an outer corrosion prevention transmission line by a pipe conveying vehicle, the outer corrosion prevention transmission line spirally transmits the steel pipe to an outer wall medium frequency heating coil to heat the steel pipe, and the inner wall of the steel pipe is generally heated to 180-230 ℃.
Spraying external anti-corrosion epoxy powder: spraying epoxy powder on the outer surface of the heated steel pipe, melting, gelling and curing epoxy on the hot steel pipe to form an FBE coating, wherein the thickness of the coating is specified according to a standard;
coating an intermediate bonding layer: coating by adopting an extrusion thermal winding method, namely, after the primer is melted and plasticized by a special extruder, extruding a strip-shaped film by a flat-end machine head, and continuously coating the strip-shaped film on the surface of a steel pipe which is rotationally advanced to form an intermediate bonding layer;
rolling by using a rubber roller: the compression roller made of the high-temperature-resistant silicon rubber is adopted to compact the strip-shaped adhesive film extruded by the bottom adhesive extruder and the welding epoxy layer tightly, so that the gas between the bottom adhesive layer and the welding epoxy layer can be expelled, and the generation of bubbles is avoided. But if the pressure of the rubber roller needs to be adjusted to be proper and the pressure is too high, the thinning of the welding seam exceeds the standard; if the pressure is too low, the gas cannot be discharged completely, and bubbles are easily generated;
PE/AD coating: coating by an extrusion thermal winding method, namely, after melting and plasticizing the high-density polyethylene by a special extruder, extruding a strip-shaped film by a flat head, and continuously coating the strip-shaped film on the surface of a steel pipe which is rotationally advanced to form an outer protective layer;
water cooling: after coating, the steel pipe and the coating layer have high temperature and need to be cooled by water in time. After sufficient cooling, the temperature is reduced to 40 ℃ and the line can be off. Meanwhile, the HDPE is quenched by water quenching. HDPE is a high polymer material with very high crystallinity, and the crystal grains can be refined by quenching, so that the toughness is increased;
the intermediate frequency equipment and the extrusion coating equipment in the process need to be cooled when running at high temperature.
The prior production device for the anti-corrosion pipeline at least has the following defects: in the actual operation process of production, one intermediate frequency device or one extruder only can correspond to one set of cooling equipment, and the equipment is many, and area is big, and the installation is complicated.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model discloses an anticorrosive production of steel pipe is with geomantic omen cooling device adopts "one to hold in the palm many" mode and has reduced the area to equipment cooling device, and the simple installation, cooling system are soft water closed cycle, and the antifreeze is chooseed for use winter to the circulating medium, and other seasons use distilled water, the specially adapted north cold area.
The technical scheme of the utility model is that:
the air-water cooling device for the anticorrosion production of the steel pipe comprises PE (polyethylene) extrusion molding equipment, AD (analog-digital) extrusion molding equipment, first intermediate-frequency heating equipment and second intermediate-frequency heating equipment, wherein the PE extrusion molding equipment, the AD extrusion molding equipment, the first intermediate-frequency equipment and the second intermediate-frequency equipment are all connected with the air-water cooling equipment to form a circulation loop;
the water tank is connected with an internal circulating cooling water pipe of the PE extrusion molding equipment through a pipeline and is provided with a circulating pump to form a circulating loop; the water tank is connected with an internal circulating cooling water pipe of the AD extrusion molding equipment through a pipeline and is provided with a circulating pump to form a circulating loop; the water tank is connected with internal circulating cooling water of the first intermediate frequency equipment through a pipeline and is provided with a circulating pump to form a circulating loop; the water tank is connected with an internal circulating cooling water pipe of the second intermediate frequency equipment through a pipeline and is provided with a circulating pump to form a circulating loop.
During production, the PE extrusion molding equipment heats the PE material and extrudes the PE material to a pipeline through a mold for coating, and the AD extrusion molding equipment heats the AD glue and extrudes the AD glue to the pipeline through the mold for coating; the first intermediate frequency equipment and the second intermediate frequency equipment heat the passing conductor to a certain temperature through the internal intermediate frequency induction coil by internal electromagnetic induction heating, so that the surface of the steel pipe is coated with epoxy powder, polyethylene, adhesive glue and the like to be well combined with the pipeline.
Furthermore, the air-water cooling device comprises a box body, a water tank is arranged at the bottom of the box body, air inlet grids are arranged on two sides of the box body, a hot air outlet is arranged at the top of the box body, a fan is arranged below the hot air outlet, a water collector is arranged below the fan, a spraying system is arranged below the water collector, the spraying system is connected with the water tank pipeline through a pipeline and provided with a spraying pump, a surface cooler is arranged below the spraying system, water in the water tank is conveyed to the spraying system through the spraying pump, the water is sprayed by the spraying system and cooled through the surface cooler and then falls into the water tank, ascending water vapor is condensed through the water collector, and the hot air is led out from the hot air outlet through the fan.
Further, the spraying system comprises a water inlet elbow, the water inlet elbow is connected with a water spraying main pipe, the water spraying main pipe is connected with one end of a plurality of water spraying pipes, the other end of each water spraying pipe is provided with a seal head, and each water spraying pipe is provided with a plurality of nozzles below.
Each water spraying pipe is fixed through a clamp, and a sealing rubber sleeve is arranged at the joint between each water spraying pipe and the water spraying main pipe.
Further, the surface cooler comprises a frame body, wherein a coiled pipe is distributed on the frame body, one end of the coiled pipe is connected with an air inlet pipe, and the other end of the coiled pipe is connected with a liquid outlet pipe; the serpentine pipes are provided with a plurality of pipes, the end parts of the plurality of serpentine pipes are communicated with the collecting pipes, namely, one end parts of the plurality of serpentine pipes are connected with the air inlet pipe through one collecting pipe, and the other end parts of the plurality of serpentine pipes are connected with the liquid outlet pipe through the other collecting pipe.
The header is disposed on the support plate.
The coiled pipe is fixed on the frame body through a fixing plate.
The frame body comprises two front angle columns, two rear angle columns, two upper long angle steels and two lower long angle steels, and a three-dimensional frame structure is formed; two middle vertical braces are vertically arranged in the frame body, and a plurality of supporting tubes which are horizontally arranged are arranged on the middle vertical braces and used for supporting the coiled tubes.
A lower middle cross brace is horizontally arranged at the lower part in the frame body; and an upper short angle steel is connected between the two upper long angle steels, and a lower short angle steel is connected between the two lower short angle steels.
Adopt a forced air cooling water equipment to cool down production facilities such as PE extrusion molding equipment, AD extrusion molding equipment, first intermediate frequency equipment, second intermediate frequency equipment, reduced the area to equipment cooling device, the simple installation has practiced thrift the cost.
The utility model has the advantages that: the adoption of the mode of one support for more reduces the occupied area of the equipment cooling device, the installation is simple and convenient, the cooling system adopts soft water closed cycle, the circulating medium selects antifreeze in winter, and distilled water is used in other seasons, thus being particularly suitable for northern cold areas.
The present invention will be further explained with reference to the drawings and examples.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;
fig. 2 is a schematic structural view of an air-water cooling device according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a spraying system according to an embodiment of the present invention;
fig. 4 is a top view of a spray system according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a surface cooler according to an embodiment of the present invention;
FIG. 6 is a side view of a surface cooler in accordance with an embodiment of the present invention;
in the figure: 1-air water cooling equipment, 2-PE extrusion molding equipment, 3-AD extrusion molding equipment, 4-first intermediate frequency equipment and 5-second intermediate frequency equipment.
Detailed Description
The following description of the preferred embodiments of the present invention is provided for the purpose of illustration and description, and is not intended to limit the invention.
Example 1
As shown in figure 1, an anticorrosive production of steel pipe is with geomantic omen cooling device, includes PE extrusion molding equipment 2, AD extrusion molding equipment 3, first intermediate frequency heating equipment 4, second intermediate frequency heating equipment 5, PE extrusion molding equipment 2, AD extrusion molding equipment 3, first intermediate frequency equipment 4, second intermediate frequency equipment 5 all link to each other with geomantic omen cooling equipment 1 to form circulation circuit.
PE extrusion molding equipment 2, AD extrusion molding equipment 3, first intermediate frequency equipment 4, second intermediate frequency equipment 5, above equipment is conventional equipment, and the product model and manufacturer can confirm the outsourcing producer according to steel pipe production capacity and each manufacturer configuration.
During production, the PE extrusion molding equipment 2 heats the PE material and extrudes the PE material to a pipeline through a mold for coating, and the AD extrusion molding equipment 3 heats the AD glue and extrudes the AD glue to the pipeline through the mold for coating; the first intermediate frequency device 4 and the second intermediate frequency device 5 (through internal electromagnetic induction heating) heat the passing steel pipe (conductor) to a certain temperature through the internal intermediate frequency induction coil, so that the surface of the steel pipe is coated with epoxy powder, polyethylene, adhesive glue and the like to be well combined with the pipeline.
As shown in fig. 2, the air-water cooling device 1 includes a box body 11, a water tank 12 is disposed at the bottom of the box body 11, air inlet grilles 13 are disposed at two sides of the box body 11, a hot air outlet 14 is disposed at the top of the box body 11, a fan 15 is disposed below the hot air outlet 14, a water collector 16 is disposed below the fan 15 (in order to prevent water mist sprayed from a spray water device from being carried out by air and evaporated and cooled, a porous and multi-curved structure design is adopted, which can effectively collect moisture of wet air, so that a drift rate of water is less than.001%, a high-quality aluminum alloy material is adopted, which has anti-aging, light weight and is convenient for cleaning and maintenance), a spray system 17 is disposed below the water collector 16, the spray system 17 is connected to the water tank 12 through a pipeline and is provided with a spray pump 18, a surface cooler 19 is disposed below the spray system 17, and water in the water, the spraying system sprays water, the water is cooled by the surface cooler and then falls into the water tank, rising water vapor is condensed by the water collector, and hot air is led out from the hot air outlet through the fan.
As shown in fig. 3-4, the spraying system 17 includes a water inlet elbow 171, the water inlet elbow 171 is connected to a main water spraying pipe 172, the main water spraying pipe 172 is connected to one end of a plurality of water spraying pipes 173, the other end of each water spraying pipe 173 is provided with a sealing head 174, and a plurality of nozzles 175 are disposed below each water spraying pipe 173.
Each water spraying pipe 173 is fixed 176 through clamping, and a sealing rubber sleeve 177 is arranged at the joint between each water spraying pipe 173 and the water spraying main pipe 172.
As shown in fig. 5-6, the surface cooler 19 includes a frame, a coiled pipe 195 is distributed on the frame, one end of the coiled pipe 195 is connected with an air inlet pipe 193, and the other end is connected with a liquid outlet pipe 191; the serpentine tubes 195 are provided in a plurality, and the ends of the plurality of serpentine tubes 195 are communicated with a header 194, that is, one end of the plurality of serpentine tubes 195 is connected to the air inlet pipe 193 through one header 194, and the other end is connected to the liquid outlet pipe 191 through the other header 194.
The manifold 194 is disposed on a support plate 1915.
The serpentine tube 195 is fixed to the frame by a fixing plate 1910.
The frame body comprises two front angle upright posts 192, two rear angle upright posts 199, two upper long angle steels 198 and two lower long angle steels 1914, and a three-dimensional frame structure is formed; two middle vertical braces 196 are also vertically arranged in the frame body, and a plurality of horizontally arranged supporting tubes 197 are arranged on the middle vertical braces 196 and are used for supporting the coiled tube 195; a lower middle cross brace 1913 is horizontally arranged at the lower part in the frame body; an upper short angle steel 1911 is connected between the two upper long angle steels 198, and a lower short angle steel 1912 is connected between the two lower short angle steels 1914.
The water tank is connected with an internal circulating cooling water pipe of the PE extrusion molding equipment 2 through a pipeline (the internal circulating cooling water pipe is specifically arranged in the PE extrusion molding equipment, and a water inlet pipe and a water outlet pipe are reserved in the internal circulating cooling water pipe which belongs to the equipment manufacturer), and is provided with a circulating pump to form a circulating loop;
the water tank is connected with an internal circulating cooling water pipe of the AD extrusion molding equipment 3 through a pipeline (the internal circulating cooling water pipe is specifically arranged in the AD extrusion molding equipment, and a water inlet pipe and a water outlet pipe are reserved in the internal circulating cooling water pipe which belongs to equipment manufacturer setting);
the water tank is connected with an internal circulating cooling water pipe of the first intermediate frequency equipment 4 through a pipeline (the internal circulating cooling water pipe is specifically arranged in the equipment of the first intermediate frequency equipment, and a water inlet pipe and a water outlet pipe are reserved in the internal circulating cooling water pipe which belongs to the equipment manufacturer setting);
the water tank is connected with an internal circulating cooling water pipe of the second intermediate frequency equipment 5 through a pipeline (the internal circulating cooling water pipe is specifically arranged in the equipment of the second intermediate frequency equipment, and a water inlet pipe and a water outlet pipe are reserved in the internal circulating cooling water pipe which belongs to the equipment manufacturer);
the whole system is provided with a control device for independently regulating and controlling each device.
Claims (9)
1. The utility model provides an anticorrosive production of steel pipe is with geomantic omen cooling device which characterized in that: the device comprises a water tank, PE extrusion molding equipment, AD extrusion molding equipment, first intermediate frequency heating equipment and second intermediate frequency heating equipment, wherein the PE extrusion molding equipment, the AD extrusion molding equipment, the first intermediate frequency equipment and the second intermediate frequency equipment are all connected with air-water cooling equipment to form a circulation loop;
the water tank is connected with an internal circulating cooling water pipe of the PE extrusion molding equipment through a pipeline, and is provided with a circulating pump to form a circulating loop; the water tank is connected with an internal circulating cooling water pipe of the AD extrusion molding equipment through a pipeline and is provided with a circulating pump to form a circulating loop; the water tank is connected with internal circulating cooling water of the first intermediate frequency equipment through a pipeline and is provided with a circulating pump to form a circulating loop; the water tank is connected with an internal circulating cooling water pipe of the second intermediate frequency equipment through a pipeline and is provided with a circulating pump to form a circulating loop.
2. The air and water cooling device for the corrosion prevention production of the steel pipe as claimed in claim 1, which is characterized in that: the air-water cooling equipment comprises a box body, a water tank is arranged at the bottom of the box body, air inlet grids are arranged on two sides of the box body, a hot air outlet is formed in the top of the box body, a fan is arranged below the hot air outlet, a water collector is arranged below the fan, a spraying system is arranged below the water collector, the spraying system is connected with a pipeline of the water tank through a pipeline and provided with a spraying pump, and a surface air cooler is arranged below the spraying system.
3. The air and water cooling device for the corrosion-resistant production of the steel pipe as claimed in claim 2, wherein: the surface cooler includes the elbow that intakes, the elbow that intakes is connected with the trickle and is responsible for, the trickle is responsible for and is connected with the one end of a plurality of trickle pipes, the other end of trickle pipe is equipped with the head, every the below of trickle pipe all is equipped with a plurality of shower nozzles.
4. The air and water cooling device for the corrosion-resistant production of the steel pipe as claimed in claim 3, wherein: each water spraying pipe is fixed through a clamp, and a sealing rubber sleeve is arranged at the joint between each water spraying pipe and the water spraying main pipe.
5. The air and water cooling device for the corrosion-resistant production of the steel pipe as claimed in claim 4, wherein: the surface cooler comprises a frame body, wherein a coiled pipe is distributed on the frame body, one end of the coiled pipe is connected with an air inlet pipe, and the other end of the coiled pipe is connected with a liquid outlet pipe; the serpentine pipes are provided with a plurality of pipes, the end parts of the plurality of serpentine pipes are communicated with the collecting pipes, namely, one end parts of the plurality of serpentine pipes are connected with the air inlet pipe through one collecting pipe, and the other end parts of the plurality of serpentine pipes are connected with the liquid outlet pipe through the other collecting pipe.
6. The air and water cooling device for the corrosion-resistant production of the steel pipe as claimed in claim 5, wherein: the header is disposed on the support plate.
7. The air and water cooling device for the corrosion-resistant production of the steel pipe as claimed in claim 5, wherein: the coiled pipe is fixed on the frame body through a fixing plate.
8. The air and water cooling device for the corrosion-resistant production of the steel pipe as claimed in claim 5, wherein: the frame body comprises two front angle columns, two rear angle columns, two upper long angle steels and two lower long angle steels, and a three-dimensional frame structure is formed; two middle vertical braces are vertically arranged in the frame body, and a plurality of supporting tubes which are horizontally arranged are arranged on the middle vertical braces and used for supporting the coiled tubes.
9. The air and water cooling device for the corrosion-resistant production of the steel pipe as claimed in claim 8, wherein: a lower middle cross brace is horizontally arranged at the lower part in the frame body; an upper short angle steel is connected between the two upper long angle steels, and a lower short angle steel is connected between the two lower long angle steels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922425417.3U CN211989514U (en) | 2019-12-30 | 2019-12-30 | Wind-water cooling device for steel pipe corrosion-resistant production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922425417.3U CN211989514U (en) | 2019-12-30 | 2019-12-30 | Wind-water cooling device for steel pipe corrosion-resistant production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211989514U true CN211989514U (en) | 2020-11-24 |
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ID=73427995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922425417.3U Active CN211989514U (en) | 2019-12-30 | 2019-12-30 | Wind-water cooling device for steel pipe corrosion-resistant production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211989514U (en) |
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2019
- 2019-12-30 CN CN201922425417.3U patent/CN211989514U/en active Active
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Address after: 262100 Xinan street, Anqiu City, Weifang City, Shandong Province Patentee after: Shandong Shengbao Pipeline Technology Co.,Ltd. Address before: 262100 Xinan street, Anqiu City, Weifang City, Shandong Province Patentee before: Fortune composite new material Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |