Surface coating removing equipment for plastic-coated steel pipe

Abstract

The utility model provides plastic-coated steel pipe surface coating removing equipment. The plastic-coated steel pipe surface coating removing equipment comprises a supporting base, a driving motor, a driving wheel, a connecting strip, a fixing frame, an electric control box, a high-frequency heating ring, a conveying wheel, a collecting box, a rotatable buffering wall breaking frame structure and a shielding clamping cleaning frame structure. The connecting strip, the conveying wheel, the connecting frame, the buffer frame, the guide rod, the wall breaking roller and the wall breaking conical head are arranged in a matched mode, so that the wall breaking conical head can conduct wall breaking work on a plastic coating layer in the using process through contact between the outer wall of a steel pipe and the wall breaking conical head, and the purpose of preventing the plastic coating layer from affecting the removing effect is achieved; and through arrangement of a cleaning frame, a top end cleaning roller, an extension plate, a supporting rod and a bottom cleaning roller, the outer wall of the steel pipe can be cleaned through steel wire bristles arranged on the outer walls of the top end cleaning roller and the bottom cleaning roller in the cleaning process, and the purpose of improving the steel pipe cleaning effect is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of steel pipe coating treatment equipment, in particular to a device for removing coating on the surface of a plastic-coated steel pipe. Background Art

[0002] Plastic-coated steel pipes with anti-corrosion treatment on the inner and outer surfaces are used more and more widely, such as buried or underwater steel oil, gas, water and heating pipelines, etc. The existing plastic-coated steel pipe surface coating removal equipment includes a plastic-coated steel pipe, a frame, a driven wheel, a driven sprocket, a first chain, a speed reducer, a driving sprocket, a second chain, a groove, a high-frequency heating device, a high-frequency heating coil, a temperature sensor, and an electrical control box. During the coating removal process, this plastic-coated steel pipe surface coating removal equipment is easy to affect the removal effect because the coating becomes adhered during the processing, and there is a problem of residue during the removal process by heating. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a device for removing the surface coating of a plastic-coated steel pipe. By arranging a wall breaking mechanism during the cleaning process, it is convenient to improve the cleaning effect during the cleaning process, and a cleaning mechanism is arranged during the cleaning process to prevent the occurrence of residues during the cleaning process.

[0004] A device for removing coatings from the surface of plastic-coated steel pipes, comprising a support seat, a driving motor is bolted to the bottom end of the inner side of a groove opened at the lower part of the front surface of the support seat in sequence from left to right; a driving wheel is bolted to the outer wall of the output shaft of the driving motor; a connecting strip is bolted to the front and rear of the upper end of the support seat in sequence; a fixing frame is bolted to the middle position of the upper end of the connecting strip; an electric control box is bolted to the top inner side of the fixing frame; a high-frequency heating ring is provided at the bottom end of the electric control box; the connecting strip is pin-connected to the conveying wheel from left to right in sequence; a collecting box is bolted to the bottom right end of the support seat, characterized in that a rotatable buffering wall-breaking frame structure is connected to the left side of the upper end of the connecting strip; a shieldable clamping and cleaning frame structure is provided on the right side of the upper end of the connecting strip.

[0005] Preferably, the rotatable buffer wall-breaking frame structure includes a connecting frame, a buffer frame is arranged in the inner middle position of the connecting frame; a guide rod is bolted to the upper middle position of the buffer frame; a wall-breaking roller is pin-connected to the inner middle position of the bottom end of the buffer frame; and a wall-breaking cone head is fixed to the outer wall of the wall-breaking roller in sequence.

[0006] Preferably, the shieldable clamping cleaning frame structure includes a cleaning frame, and top cleaning rollers are pin-connected to the left and right sides of the top of the inner wall of the cleaning frame; extension plates are bolted to the right side of the bottom end of the cleaning frame; a support rod passes through the upper right part between the extension plates; and a bottom cleaning roller is sleeved on the middle position of the outer wall of the support rod.

[0007] Compared with the prior art, the beneficial effects of the utility model are:

[0008] 1. In the utility model, the connecting strip, conveying wheel, connecting frame, buffer frame, guide rod, wall-breaking roller and wall-breaking cone head are arranged in coordination with each other, which is conducive to contacting the wall-breaking cone head through the outer wall of the steel pipe during use, so that the wall-breaking cone head can break the plastic coating layer and prevent the plastic coating from affecting the cleaning effect.

[0009] 2. In the utility model, the arrangement of the cleaning frame, top cleaning roller, extension plate, support rod and bottom cleaning roller is conducive to cleaning the outer wall of the steel pipe by means of the steel wire bristles arranged on the outer walls of the top cleaning roller and the bottom cleaning roller during the cleaning process, thereby improving the cleaning effect of the steel pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a structural schematic diagram of the utility model.

[0011] Figure 2 It is a structural schematic diagram of the rotatable buffer wall-breaking frame structure of the utility model.

[0012] Figure 3 It is a structural schematic diagram of the shieldable, clamping and cleaning frame structure of the utility model.

[0013] In the figure:

[0014] 1. Support seat; 2. Driving motor; 3. Active wheel; 4. Connecting strip; 5. Fixed frame; 6. Electric control box; 7. High-frequency heating coil; 8. Conveying wheel; 9. Collecting box; 10. Rotatable buffer wall-breaking frame structure; 101. Connecting frame; 102. Buffer frame; 103. Guide rod; 104. Wall-breaking roller; 105. Wall-breaking cone head; 11. Shieldable clamping cleaning frame structure; 111. Cleaning frame; 112. Top cleaning roller; 113. Extension plate; 114. Support rod; 115. Bottom cleaning roller. DETAILED DESCRIPTION

[0015] The utility model is described in detail below in conjunction with the accompanying drawings. Figure 1 and attached Figure 2As shown, a device for removing coating from the surface of a plastic-coated steel pipe comprises a support seat 1, a driving motor 2, a driving wheel 3, a connecting strip 4, a fixing frame 5, an electric control box 6, a high-frequency heating coil 7, a conveying wheel 8, a collecting box 9, a rotatable buffer wall-breaking frame structure 10 and a shieldable clamping cleaning frame structure 11. The driving motor 2 is bolted to the bottom end of the inner side of the groove opened at the lower part of the front surface of the support seat 1 from left to right; the driving wheel 3 is bolted to the outer wall of the output shaft of the driving motor 2; the connecting strip 4 is bolted to the front and rear of the upper end of the support seat 1; the fixing frame 5 is bolted to the middle position of the upper end of the connecting strip 4; the electric control box 6 is bolted to the top end of the fixing frame 5; the high-frequency heating coil 7 is arranged at the bottom end of the electric control box 6; the conveying wheel 8 is pin-connected to the connecting strip 4 from left to right; the collecting box 9 is bolted to the bottom right end of the support seat 1; the rotatable buffer wall-breaking frame structure 10 is connected to the left side of the upper end of the connecting strip 4; A shieldable clamping cleaning frame structure 11 is provided on the right side of the upper end of the connecting strip 4; the rotatable buffer wall-breaking frame structure 10 comprises a connecting frame 101, a buffer frame 102, a guide rod 103, a wall-breaking roller 104 and a wall-breaking cone head 105, and a buffer frame 102 is provided in the middle position inside the connecting frame 101; a guide rod 103 is bolted to the middle position of the upper end of the buffer frame 102; a wall-breaking roller 104 is pin-connected to the middle position inside the bottom end of the buffer frame 102; the outer wall of the wall-breaking roller 104 is fixed with a wall-breaking cone head 105 in sequence; when in use, the support seat 1 is fixed in a suitable position, and an external power supply and an external control device are connected using an external wire, and then the steel pipe to be cleaned is placed on the upper end of the conveying wheel 8, and the steel pipe is driven to move by the power generated by the driving motor 2 when it is working. In the process of moving the steel pipe, the wall-breaking cone head 105 contacts the outer wall of the steel pipe to achieve wall breaking work, thereby preventing the plastic coating layer from affecting the cleaning effect.

[0016] In this embodiment, combined with the Figure 3As shown, the shieldable clamping cleaning frame structure 11 includes a cleaning frame 111, a top cleaning roller 112, an extension plate 113, a support rod 114 and a bottom cleaning roller 115, and the top left and right sides of the inner wall top of the cleaning frame 111 are respectively pin-connected with the top cleaning roller 112; the bottom right side of the cleaning frame 111 is bolted with an extension plate 113; the upper right side between the extension plates 113 is penetrated by a support rod 114; the middle position of the outer wall of the support rod 114 is sleeved with a bottom cleaning roller 115; after the plastic coating layer is broken, the steel pipe is passed through the inside of the high-frequency heating ring 7 to achieve high-temperature cleaning, and after high-temperature cleaning, the steel pipe is passed between the top cleaning roller 112 and the bottom cleaning roller 115, and the plastic coating layer is cleaned by the steel wire brush bristles arranged on the outer walls of the top cleaning roller 112 and the bottom cleaning roller 115, so as to improve the cleaning effect of the plastic coating layer, thereby completing the steel pipe cleaning work.

[0017] In this embodiment, specifically, the front end bolt of the pin shaft that fixes the conveying wheel 8 between the connecting bars 4 is fixed with a driven wheel and the driving wheel 3 is connected to the driven wheel belt transmission; the high-frequency heating ring 7 is arranged in the middle position between the connecting bars 4.

[0018] In this embodiment, specifically, the guide rod 103 passes through the middle position of the upper end of the connecting frame 101 ; a spring is arranged between the connecting frame 101 and the buffer frame 102 and the arranged spring is sleeved on the lower part of the outer wall of the guide rod 103 .

[0019] In this embodiment, specifically, the connecting frame 101 is bolted to the left side of the upper end of the connecting bar 4 .

[0020] In this embodiment, specifically, the outer walls of the top cleaning roller 112 and the bottom cleaning roller 115 are respectively fixed with steel wire bristles; and the connection between the extension plate 113 and the support rod 114 is provided with a bearing.

[0021] In this embodiment, specifically, the bottom end of the cleaning frame 111 is bolted to the right side of the upper end of the connecting bar 4 .

[0022] How it works

[0023] In the utility model, when in use, the support seat 1 is fixed in a suitable position, and an external wire is used to connect an external power supply and an external control device, and then the steel pipe to be cleaned is placed on the upper end of the conveying wheel 8, and the power generated by the driving motor 2 is used to drive the steel pipe to move. In the process of moving the steel pipe, the wall-breaking cone head 105 contacts the outer wall of the steel pipe to achieve wall-breaking work, preventing the plastic coating layer from affecting the cleaning effect. After the plastic coating layer is broken, the steel pipe passes through the inside of the high-frequency heating ring 7 to achieve high-temperature cleaning work, and after high-temperature cleaning, the steel pipe passes between the top cleaning roller 112 and the bottom cleaning roller 115, and the plastic coating layer is cleaned by the steel wire brush bristles arranged on the outer walls of the top cleaning roller 112 and the bottom cleaning roller 115, so as to improve the cleaning effect of the plastic coating layer, thereby completing the steel pipe cleaning work.

[0024] Utilizing the technical solution described in the utility model, or those skilled in the art designing similar technical solutions inspired by the technical solution of the utility model to achieve the above-mentioned technical effects, all fall within the protection scope of the utility model.

Claims

1. A device for removing coatings from the surface of a plastic-coated steel pipe, comprising a support seat (1), wherein a driving motor (2) is bolted to the bottom of the inner side of a groove provided at the lower part of the front surface of the support seat (1) from left to right; a driving wheel (3) is bolted to the outer wall of the output shaft of the driving motor (2); a connecting strip (4) is bolted to the front and rear of the upper end of the support seat (1); a fixing frame (5) is bolted to the middle position of the upper end of the connecting strip (4); an electric control box (6) is bolted to the inner top of the fixing frame (5); a high-frequency heating coil (7) is provided at the bottom end of the electric control box (6); the connecting strip (4) is pin-connected to a conveying wheel (8) from left to right; a collecting box (9) is bolted to the bottom of the right end of the support seat (1); characterized in that, The left side of the upper end of the connecting strip (4) in the plastic-coated steel pipe surface coating removal device is connected to a rotatable buffer wall-breaking frame structure (10); the right side of the upper end of the connecting strip (4) is provided with a shielding clamping cleaning frame structure (11).

2. The surface coating removal device for plastic-coated steel pipe according to claim 1 is characterized in that: The rotatable buffer wall-breaking frame structure (10) comprises a connecting frame (101), a buffer frame (102) is arranged at the inner middle position of the connecting frame (101); a guide rod (103) is bolted to the upper middle position of the buffer frame (102); a wall-breaking roller (104) is pin-connected to the inner middle position of the bottom end of the buffer frame (102); and a wall-breaking cone head (105) is fixed to the outer wall of the wall-breaking roller (104) in sequence.

3. The surface coating removal device for plastic-coated steel pipe according to claim 1, characterized in that: The shieldable clamping cleaning frame structure (11) comprises a cleaning frame (111), wherein top cleaning rollers (112) are pin-connected to the left and right sides of the top of the inner wall of the cleaning frame (111); an extension plate (113) is bolted to the right side of the bottom end of the cleaning frame (111); a support rod (114) passes through the upper right side between the extension plates (113); and a bottom cleaning roller (115) is sleeved on the middle position of the outer wall of the support rod (114).

4. The surface coating removal device for plastic-coated steel pipe according to claim 2, characterized in that: The connecting frame (101) is bolted to the left side of the upper end of the connecting strip (4).

5. The equipment for removing coating from the surface of plastic-coated steel pipe according to claim 3, characterized in that: The bottom end of the cleaning frame (111) is bolted to the right side of the upper end of the connecting strip (4).

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