CN217944376U - Upper compression roller system for 3PE anti-corrosion steel pipe - Google Patents
Upper compression roller system for 3PE anti-corrosion steel pipe Download PDFInfo
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- CN217944376U CN217944376U CN202222081275.5U CN202222081275U CN217944376U CN 217944376 U CN217944376 U CN 217944376U CN 202222081275 U CN202222081275 U CN 202222081275U CN 217944376 U CN217944376 U CN 217944376U
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Abstract
The utility model provides a go up compression roller system for anticorrosive steel pipe of 3PE, including the compression roller, fixed frame and adjustable shelf, wherein fixed frame comprises two stands and a crossbeam assembly, the vertical guide rail that is equipped with on the stand, the adjustable shelf is two about, install respectively on two stands, and can follow the guide rail through the bearing and reciprocate, through a horizontally circle axle fixed connection between two adjustable shelves, the compression roller divide into AD glue film compression roller and PE protective layer compression roller two, two compression rollers are installed respectively on respective compression roller frame, be located the top of steel pipe, horizontal migration ground is installed on the circle axle about the rear end of compression roller frame, be equipped with at least one between compression roller frame and the circle axle and be used for driving the compression roller frame and rotate the telescopic cylinder that makes the compression roller compress tightly on the steel pipe. The utility model discloses it is all very convenient that rational in infrastructure practicality, operation and regulation can satisfy the production technology needs of the anticorrosive production line of 3PE steel pipe.
Description
Technical Field
The utility model belongs to the technical field of anticorrosive steel pipe production, a go up compression roller system for anticorrosive steel pipe of 3PE is related to, be applicable to the anticorrosive steel pipe production line of 3PE and use
Background
The 3PE anticorrosive steel pipe has the advantages of corrosion resistance, impact resistance, strong medium permeability resistance and long service life, and is widely applied to the field of pipeline engineering such as petroleum, chemical engineering, natural gas, heating power, sewage treatment, water sources, bridges and steel structures, the outer anticorrosive coating of the 3PE anticorrosive steel pipe is divided into 3 layers, the inner layer is an epoxy resin anticorrosive coating, the outer layer is a PE protective layer, the middle layer is an AD (aluminum-plastic) adhesive bonding layer, and the chemical corrosion resistance, the cathode stripping resistance and the mechanical damage resistance are effectively improved by combining the excellent performances of the three. For example, chinese patent CN201320075810.4, 3PE corrosion-resistant steel pipe for water supply, which comprises a steel pipe, an epoxy powder coating, an adhesive layer, and a polyethylene layer, is characterized in that: and the inner wall and the outer wall of the steel pipe are electrostatically sprayed with epoxy powder coatings, the periphery of the epoxy powder coating on the outer wall of the steel pipe is wound with an adhesive, and a polyethylene layer is wound on the adhesive layer.
The traditional anticorrosive coating process of the 3PE anticorrosive steel pipe comprises the steps of firstly spraying epoxy resin powder on the surface of the steel pipe heated to a certain temperature, then winding an AD adhesive layer outside the epoxy layer through a sheet die by using an extruder, then coating a PE protective layer outside the AD adhesive layer through another sheet die by using another extruder, and bonding the epoxy layer and the PE protective layer together through the AD adhesive layer. The conventional 3PE steel pipe anticorrosion production line uses an extruder to extrude adhesive and polyethylene sheets, and is generally divided into an upper compression roller and a lower compression roller according to the difference of the positions of the compression roller and the steel pipe through a process of winding a silica gel compression roller on the steel pipe. When the upper compression roller process is used, the compression roller compresses the AD adhesive layer and the PE protective layer on the steel pipe above the steel pipe, and the height of the compression roller needs to be adjusted according to the difference of the diameters of the steel pipe. The existing upper compression roller system is inconvenient to operate and adjust, and needs to be further improved.
Disclosure of Invention
The utility model aims to solve the technical problem that an go up compression roller system for anticorrosive steel pipe of 3PE that simple structure is reasonable, operation regulation is all very convenient is provided to foretell technical current situation.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides an go up compression roller system for anticorrosive steel pipe of 3PE which characterized in that: go up the compression roller system and include the compression roller, fixed frame and adjustable shelf, wherein fixed frame comprises two stands and a crossbeam assembly, the vertical guide rail that is equipped with on the stand, the adjustable shelf is two about, install respectively on two stands, and can follow the guide rail through the bearing and reciprocate, through a horizontally circle axle fixed connection between two adjustable shelves, the compression roller divide into AD glue film compression roller and PE protective layer compression roller two, two compression rollers are installed respectively on respective compression roller frame, be located the top of steel pipe, horizontal migration ground is installed on the circle epaxially about the rear end of compression roller frame, be equipped with at least one between compression roller frame and the circle axle and be used for driving the compression roller frame and rotate the telescopic cylinder that makes the compression roller compress tightly on the steel pipe.
As an improvement, a speed reducer for driving the movable frames to move up and down is installed on the cross beam, and the speed reducer drives the two movable frames to synchronously ascend or descend in a chain mode through a transmission shaft.
Furthermore, the two compression rollers have the same diameter and different lengths, the compression roller frame is an H-shaped frame consisting of two straight rods and a cross rod, the compression rollers are installed at the front ends of the two straight rods of the compression roller frame and can be finely adjusted front and back, and the rear ends of the two straight rods are sleeved on the circular shaft through self-lubricating bearings.
Further, a cylinder support is arranged on the round shaft, one end of a telescopic cylinder is rotatably connected with the cross rod in the middle of the compression roller frame, the other end of the telescopic cylinder is rotatably connected with the cylinder support, and a pressure regulating valve used for controlling pressing force is arranged on the telescopic cylinder.
Still further, the cylinder support is fixed on the round shaft in a key slot mode and can horizontally move on the round shaft.
Furthermore, the compression roller is a silicon rubber compression roller, the thickness of the silicon rubber is 20-30 mm, the hardness is 10-15 degrees of Shore hardness, a cooling water pipe used for cooling to prevent the rubber sheet from winding around the roller is communicated inside the compression roller, and water-cooling rotary joints are respectively arranged at the end parts of the compression roller.
And furthermore, the length of the AD glue layer pressing roller in the two pressing rollers is short, and the length of the PE protective laminating roller is long.
And finally, the bottom of the upright post is provided with a bottom plate and a supporting rib plate, the bottom plate is provided with a fixing hole, and the fixing frame is fixed on the ground through a fixing piece.
Compared with the prior art, the utility model has the advantages of: the AD adhesive layer and the PE protective layer are respectively laminated on the upper part of the steel pipe by adopting two silicon rubber compression rollers, so that the operation is convenient; the vertical columns and the movable frame are arranged, so that the compression roller can be lifted to adapt to the change of the outer diameter of the steel pipe; the position of the press roller can be transversely adjusted to adapt to the position change of the adhesive layer. The utility model discloses it is all very convenient that rational in infrastructure practicality, operation and regulation can satisfy the production technology needs of the anticorrosive production line of 3PE steel pipe.
Drawings
FIG. 1 is a schematic side view of the present invention;
fig. 2 is a schematic front structural view of the present invention;
fig. 3 is a top view of fig. 1.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1, 2 and 3, an upper press roll system for a 3PE corrosion-resistant steel pipe comprises press rolls 5 and 6, a fixed frame and a movable frame 3, wherein the fixed frame is formed by assembling two upright posts 1 and a cross beam 2, a guide rail 11 is vertically arranged on the upright post 1, the movable frame 3 is left and right, the two movable frames are respectively arranged on the two upright posts 1 and can move up and down along the guide rail 11 through a bearing, the two movable frames 3 are fixedly connected through a horizontal round shaft 30, the press rolls 5 and 6 are divided into an AD glue layer press roll 6 and a PE protective layer press roll 5, the two press rolls 5 and 6 are respectively arranged on respective press roll frames 4 and are positioned above the steel pipe, the rear end of each press roll frame 4 is horizontally arranged on the round shaft 30 in a left-right moving mode, and at least one telescopic cylinder 7 for driving the press roll frames 4 to rotate so that the press rolls 5 and 6 are tightly pressed on the steel pipe is arranged between the press roll frames 4 and the round shaft 30.
The concrete structure is as follows: the bottom of the upright post 1 is provided with a bottom plate 12 and a supporting ribbed plate 13, the bottom plate 12 is provided with a fixing hole, and the fixing frame is fixed on the ground through a fixing piece; the crossbeam 2 is provided with a speed reducer 8 for driving the movable frames 3 to move up and down, and the speed reducer 8 drives the two movable frames 3 to synchronously ascend or descend in a chain mode through a transmission shaft. The two press rollers 5 and 6 have the same diameter and different lengths, wherein the AD glue layer press roller 6 has short length, and the PE protective laminating roller 5 has long length. The compression roller frame 4 is an H-shaped frame consisting of two straight rods 41 and a cross rod 52, the compression rollers 5 and 6 are installed at the front ends of the two straight rods 41 of the compression roller frame 4 and can be finely adjusted front and back, and the rear ends of the two straight rods 41 are sleeved on the round shaft 30 through self-lubricating bearings; the round shaft 30 is provided with a cylinder bracket 70 corresponding to the telescopic cylinder 7, and the cylinder bracket 70 is fixed on the round shaft 30 in a keyway way and can horizontally move on the round shaft 30; one end of the telescopic cylinder 7 is rotatably connected with the cross bar 42 in the middle of the compression roller frame 4, the other end of the telescopic cylinder 7 is rotatably connected with the cylinder bracket 70, and the telescopic cylinder 7 is provided with a pressure regulating valve for controlling pressing force.
The compression rollers 5 and 6 are silicon rubber compression rollers, the thickness of the silicon rubber is 20-30 mm, the hardness is 10-15 degrees of Shore hardness, cooling water pipes for cooling to prevent the rubber sheets from winding around the rollers are communicated inside the compression rollers 5 and 6, and water-cooling rotary joints are respectively arranged at the end parts of the compression rollers 5 and 6.
During operation, according to the steel pipe external diameter, the height of compression roller 5 and 6 is adjusted to lift adjustable shelf 3, removes about the compression roller frame 4, transversely adjusts compression roller 5 and 6 position to adapt to the change of glue film position, through telescopic cylinder 7 drive compression roller frame 4 rotation, make compression roller 5 and 6 respectively with PE protective layer and AD gluey layer to steel pipe upper portion.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides an go up compression roller system for anticorrosive steel pipe of 3PE which characterized in that: the device comprises a compression roller, fixed frame and adjustable shelf, wherein fixed frame comprises two stands and a crossbeam assembly, the vertical guide rail that is equipped with on the stand, the adjustable shelf is two about, install respectively on two stands, and can follow the guide rail through the bearing and reciprocate, through a horizontally circle axle fixed connection between two adjustable shelves, the compression roller divide into AD glue film compression roller and two PE protective layer compression rollers, two compression rollers are installed respectively on respective compression roller frame, be located the top of steel pipe, horizontal migration ground is installed on the circle axle about the rear end of compression roller frame, be equipped with at least one between compression roller frame and the circle axle and be used for driving the compression roller frame and rotate the telescopic cylinder that makes the compression roller compress tightly on the steel pipe.
2. The top roll system as recited in claim 1, wherein: the transverse beam is provided with a speed reducer for driving the movable frames to move up and down, and the speed reducer drives the two movable frames to synchronously ascend or descend in a chain mode through the transmission shaft.
3. The top roll system as recited in claim 2, wherein: the two compression rollers have the same diameter and different lengths, the compression roller frame is an H-shaped frame consisting of two straight rods and a cross rod, the compression rollers are installed at the front ends of the two straight rods of the compression roller frame and can be finely adjusted front and back, and the rear ends of the two straight rods are sleeved on the circular shaft through self-lubricating bearings.
4. The top roll system as recited in claim 3, wherein: the roller frame is characterized in that a cylinder support is arranged on the round shaft, one end of a telescopic cylinder is rotatably connected with a cross rod in the middle of the roller frame, the other end of the telescopic cylinder is rotatably connected with the cylinder support, and a pressure regulating valve used for controlling pressing force is arranged on the telescopic cylinder.
5. The top roll system as recited in claim 4, wherein: the cylinder support is fixed on the round shaft in a key slot mode and can horizontally move on the round shaft.
6. An upper roller system according to any one of claims 1 to 5, wherein: the compression roller is a silicon rubber compression roller, the thickness of the silicon rubber is 20-30 mm, the hardness is 10-15 degrees of Shore hardness, a cooling water pipe used for cooling to prevent the rubber sheet from winding around the roller is communicated inside the compression roller, and water-cooling rotary joints are respectively arranged at the end parts of the compression roller.
7. An upper roller system according to any one of claims 1 to 5, wherein: the length of the AD glue layer pressing roller in the two pressing rollers is short, and the length of the PE protective laminating roller is long.
8. An upper press roller system as defined in any one of claims 1 to 5, wherein: the bottom of the upright post is provided with a bottom plate and a supporting rib plate, the bottom plate is provided with a fixing hole, and the fixing frame is fixed on the ground through a fixing piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222081275.5U CN217944376U (en) | 2022-08-08 | 2022-08-08 | Upper compression roller system for 3PE anti-corrosion steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222081275.5U CN217944376U (en) | 2022-08-08 | 2022-08-08 | Upper compression roller system for 3PE anti-corrosion steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217944376U true CN217944376U (en) | 2022-12-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222081275.5U Active CN217944376U (en) | 2022-08-08 | 2022-08-08 | Upper compression roller system for 3PE anti-corrosion steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217944376U (en) |
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2022
- 2022-08-08 CN CN202222081275.5U patent/CN217944376U/en active Active
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