Spraying device for plastic-coated steel pipe

Abstract

The utility model provides a spraying device for a plastic-coated steel pipe, which comprises a rotatable clamping assembly and is characterized in that the left part and the right part of the lower side of the rotatable clamping assembly are respectively and fixedly connected with an L-shaped supporting leg; supports are longitudinally and fixedly connected to the left portion and the right portion of the upper side of the rotatable clamping assembly correspondingly, through holes are formed in the upper middle sides of the interiors of the supports correspondingly, and a material conveying pipe is fixedly connected to the interiors of the through holes; valves are in threaded connection with an opening in the lower side of the material conveying pipe from left to right in sequence, universal metal hoses are in threaded connection with the lower ends of the valves respectively, and nozzles are in threaded connection with the lower ends of the universal metal hoses respectively; the sprayers are located between the supports. Through the arrangement of the spraying box, the electric push rod, the driving motor, the clamping block, the through groove, the collecting hopper and the air suction pipe, the effect of automatically rotating the plastic-coated steel pipe is achieved, an operator does not need to continuously rotate and adjust the plastic-coated steel pipe, and use is more convenient.

Description

Technical Field

[0001] The utility model belongs to the technical field of plastic-coated steel pipe processing, and in particular relates to a spraying device for plastic-coated steel pipes. Background Art

[0002] The spraying device for plastic-coated steel pipes is a device that can spray the surface of plastic-coated steel pipes, such as a spraying device for plastic-coated steel pipes with announcement number CN212916260U, including a top plate and a mounting bracket, the top plate is movably connected to the top of the mounting bracket, a guide groove is opened on the top plate, a guide block is movably connected in the guide groove, the bottom end of the guide block passes through the guide groove and is fixedly installed with a suspension bracket, and the bottom end of the suspension bracket is fixedly connected with an electric telescopic rod. There are still some problems in the actual use of the spraying device, such as: during the spraying process, the operator needs to continuously rotate and adjust the plastic-coated steel pipe, otherwise the plastic-coated steel pipe cannot be fully sprayed, which is inconvenient to use. Utility Model Content

[0003] In order to solve the above-mentioned technical problems, the utility model provides a spraying device for plastic-coated steel pipes, which can achieve the effect of automatically rotating the plastic-coated steel pipes without the need for operators to constantly rotate and adjust the plastic-coated steel pipes, and is more convenient to use.

[0004] The technical solution is as follows: a spraying device for a plastic-coated steel pipe comprises a rotatable clamping assembly, characterized in that the left and right parts of the lower side of the rotatable clamping assembly are respectively fixedly connected with L-shaped supporting legs; the left and right parts of the upper side of the rotatable clamping assembly are respectively longitudinally fixedly connected with brackets, and through holes are respectively opened on the upper and middle sides of the inner parts of the brackets, wherein a feed pipe is fixedly connected inside the through holes; valves are threadedly connected to the lower openings of the feed pipes in sequence from left to right, and the lower ends of the valves are respectively threadedly connected with universal metal hoses, wherein the lower ends of the universal metal hoses are respectively threadedly connected with nozzles; the nozzles are all located between the brackets.

[0005] Preferably, the rotatable clamping assembly includes a spray box, an electric push rod is fixedly connected to the middle part of the left portion of the spray box, and the right end of the output rod of the electric push rod passes through the interior of the spray box; a driving motor is fixedly connected to the middle part of the right portion of the spray box, and the left end of the output shaft of the driving motor passes through the interior of the spray box; clamping blocks are respectively arranged on the left and right sides of the interior of the spray box, one of the clamping blocks is connected to the right end bearing of the output rod of the electric push rod at an opening in the middle part of the left portion, and the other clamping block is fixedly connected to the left end of the output shaft of the driving motor at the middle part of the right portion; through grooves are respectively provided on the surrounding parts of the interior of the clamping block; a collecting bucket is integrally connected to the lower opening of the spray box, and an air intake pipe is integrally connected to the lower opening of the collecting bucket.

[0006] Compared with the prior art, the beneficial effects of the utility model are:

[0007] In the utility model, the arrangement of the spray box, electric push rod, drive motor, clamping block, through groove, collecting bucket and suction pipe is conducive to achieving the effect of automatically rotating the plastic-coated steel pipe. There is no need for the operator to constantly rotate and adjust the plastic-coated steel pipe, which is more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0008] Figure 1 It is a structural schematic diagram of the utility model;

[0009] Figure 2 It is a partial cross-sectional schematic diagram of the rotatable clamping assembly of the utility model.

[0010] In the figure:

[0011] 1. Rotatable clamping assembly; 11. Spray box; 12. Electric push rod; 13. Driving motor; 14. Clamping block; 15. Through slot; 16. Collecting bucket; 17. Suction pipe; 2. L-shaped supporting leg; 3. Bracket; 4. Feed pipe; 5. Valve; 6. Universal metal hose; 7. Spray head. DETAILED DESCRIPTION

[0012] The utility model is described in detail below in conjunction with the accompanying drawings. Figure 1 As shown, a spraying device for a plastic-coated steel pipe comprises a rotatable clamping component 1, wherein the left and right parts of the lower side of the rotatable clamping component 1 are respectively fixedly connected with L-shaped supporting legs 2; the left and right parts of the upper side of the rotatable clamping component 1 are respectively longitudinally fixedly connected with brackets 3, and through holes are respectively opened on the upper and middle sides of the inner parts of the brackets 3, wherein a feed pipe 4 is fixedly connected inside the through holes; valves 5 are threadedly connected to the lower openings of the feed pipe 4 from left to right in sequence, and the lower ends of the valves 5 are respectively threadedly connected with universal metal hoses 6, wherein the lower ends of the universal metal hoses 6 are respectively threadedly connected with nozzles 7; the nozzles 7 are all located between the brackets 3.

[0013] In this embodiment, combined with the Figure 2As shown, the rotatable clamping assembly 1 includes a spray box 11, an electric push rod 12 is fixedly connected to the middle part of the left part of the spray box 11, and the right end of the output rod of the electric push rod 12 passes through the interior of the spray box 11; a driving motor 13 is fixedly connected to the middle part of the right part of the spray box 11, and the left end of the output shaft of the driving motor 13 passes through the interior of the spray box 11; clamping blocks 14 are respectively arranged on the left and right sides of the interior of the spray box 11, one of the clamping blocks 14 is connected to the right end bearing of the output rod of the electric push rod 12 at an opening in the middle part of the left part, and the other clamping block 14 is fixedly connected to the left end of the output shaft of the driving motor 13 at the middle part of the right part; through grooves 15 are respectively opened on the surrounding parts of the interior of the clamping block 14; a collecting bucket 16 is integrally connected to the lower opening of the spray box 11, and an air intake pipe 17 is integrally connected to the lower opening of the collecting bucket 16.

[0014] In this embodiment, specifically, two clamping blocks 14 are provided, wherein the clamping block 14 on the left side is provided in opposite directions to the clamping block 14 on the right side.

[0015] In this embodiment, specifically, the left and right parts of the lower side of the collecting bucket 16 are respectively fixedly connected with L-shaped supporting legs 2.

[0016] In this embodiment, specifically, the left and right sides of the upper middle portion of the spray box 11 are respectively fixedly connected to the lower portion of the bracket 3 .

[0017] In this embodiment, specifically, the clamping block 14 is a truncated cone-shaped stainless steel block.

[0018] In this embodiment, specifically, the lower end of the air intake pipe 17 is connected to the input end pipeline of the external dust removal system, and the external dust removal system is electrically connected to the external control panel. The dust removal system is used to absorb the air in the spray box 11, thereby removing the plastic-coated materials floating in the air, thereby avoiding the problem of environmental pollution by the plastic-coated materials.

[0019] In this embodiment, specifically, the right end of the feed pipe 4 is connected to the output end pipeline of the external pumping system, and the external pumping system is electrically connected to the external control panel.

[0020] In this embodiment, specifically, the electric push rod 12 and the driving motor 13 are electrically connected to an external control panel respectively.

[0021] In this embodiment, when plastic coating is performed on the steel pipe, the operator can first place the steel pipe inside the spray box 11, and then the operator can sleeve one end of the steel pipe on the outer wall of the clamping block 14 on one side of the drive motor 13. Then the operator can control the start of the electric push rod 12 through the external control panel, so that the output rod of the electric push rod 12 drives the clamping block 14 to move to the right until the clamping block 14 is inserted into the other end of the steel pipe. At this time, the steel pipe is clamped by the clamping block 14, and then the operator can operate the control panel to enter the plastic coating mode. At this time, the control panel will automatically control the start of the external pumping system, so that the pumping system pumps the plastic coating material into the feed pipe 4, and then the plastic coating material will be sprayed onto the surface of the steel pipe through the valve 5, the universal metal hose 6 and the nozzle 7. During the spraying process, the control panel will also automatically control the drive motor 13 to start, so that the drive motor 13 drives the steel pipe to rotate through the clamping block 14, so that the steel pipe is fully sprayed, and the effect of automatically rotating the plastic coated steel pipe is achieved. There is no need for the operator to constantly rotate and adjust the plastic coated steel pipe, which is more convenient to use; when the steel pipe is plastic coated, the operator can insert the external hook tool into the through groove 15, so that the operator can lift the steel pipe through the hook tool, thereby avoiding the problem of damage to the surface of the plastic coated steel pipe.

[0022] 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 spraying device for a plastic-coated steel pipe, comprising a rotatable clamping assembly (1), characterized in that: The left and right parts of the lower side of the rotatable clamping assembly (1) are respectively fixedly connected to L-shaped support legs (2); the left and right parts of the upper side of the rotatable clamping assembly (1) are respectively longitudinally fixedly connected to brackets (3), and through holes are respectively opened on the inner middle and upper sides of the brackets (3), wherein a feed pipe (4) is fixedly connected inside between the through holes; valves (5) are threadedly connected to the lower opening of the feed pipe (4) from left to right, and the lower ends of the valves (5) are respectively threadedly connected to universal metal hoses (6), wherein the lower ends of the universal metal hoses (6) are respectively threadedly connected to spray heads (7); the spray heads (7) are all located between the brackets (3); the rotatable clamping assembly (1) comprises a spray box (11), and an electric push rod (12) is fixedly connected to the middle part of the left part of the spray box (11), and the output rod of the electric push rod (12) The right end passes through the interior of the spray box (11); the middle part of the right part of the spray box (11) is fixedly connected to a driving motor (13), and the left end of the output shaft of the driving motor (13) passes through the interior of the spray box (11); clamping blocks (14) are respectively arranged on the left and right sides of the interior of the spray box (11), and the opening of the left middle part of one of the clamping blocks (14) is connected to the right end bearing of the output rod of the electric push rod (12), and the right middle part of the other clamping block (14) is fixedly connected to the left end of the output shaft of the driving motor (13); through grooves (15) are respectively opened on the surrounding parts of the interior of the clamping block (14); a collecting bucket (16) is integrally connected to the lower opening of the spray box (11), and an air intake pipe (17) is integrally connected to the lower opening of the collecting bucket (16).

2. The spraying device for plastic-coated steel pipe according to claim 1, characterized in that: Two clamping blocks (14) are provided, wherein the clamping block (14) on the left side is arranged in opposite directions to the clamping block (14) on the right side.

3. The spraying device for plastic-coated steel pipe according to claim 1, characterized in that: The left and right parts of the lower side of the collecting bucket (16) are respectively fixedly connected with L-shaped supporting legs (2).

4. The spraying device for plastic-coated steel pipe according to claim 1, characterized in that: The left and right sides of the upper middle part of the spray box (11) are respectively fixedly connected to the lower part of the bracket (3).

5. The spraying device for plastic-coated steel pipe according to claim 1, characterized in that: The clamping block (14) is a truncated cone-shaped stainless steel block.

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