Cathode protection device for pipeline

Abstract

The utility model provides a cathode protection device for a pipeline, and belongs to the technical field of cathode protection. The cathodic protection device for the pipeline comprises a bottom plate and a mounting box, the mounting box is mounted at the top of the bottom plate, a lead screw is rotatably mounted on the inner wall of the mounting box, a connecting sleeve is mounted on the surface of the lead screw, a connecting frame is mounted at the bottom of the connecting sleeve, a clamping frame is mounted at the bottom of the connecting frame, and the clamping frame is mounted at the bottom of the connecting frame. A through groove is formed in the bottom of the inner wall of the mounting box, the clamping plate is mounted on the inner side of the clamping frame, the clamping plate is arranged in an arc shape, and a cathode mounting piece is mounted on the inner side of the clamping plate. And the protection mechanism clamps the pipeline, and the situation that when welding and other modes are adopted for connection, the pipeline needs to be manually treated, and much time is wasted is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to cathode protection technical field, specifically, a kind of cathode protection device for pipeline. BACKGROUND

[0002] Deep well anode construction is an advanced cathodic protection technology, mainly used for protecting buried or underwater steel structures, such as pipelines, storage tanks, wharfs, etc., from corrosion, it is like wearing a invisible "coat" for the pipeline, prolonging its service life, ensuring safe operation, mainly in the structure surface will form cathodic protection current, inhibit its electrochemical corrosion reaction, so as to achieve the purpose of protection.

[0003] The pipeline has a wide range of uses, mainly used in water supply, drainage, heating, gas supply, long-distance transportation of oil and natural gas, agricultural irrigation, hydraulic engineering and various industrial devices, usually laid underground, and needs to be corrosion resistant, and now needs to be buried pipeline for cathodic protection.

[0004] In the prior art, when installing the cathode protection device, it is connected and fixed to the outer wall of the pipeline by welding, but the surface of the pipeline used for construction itself has a protective layer, so that the cathode cable needs to be removed manually during welding, and the welding position where the protective layer is removed is less protective than other areas. UTILITY MODEL CONTENTS

[0005] To make up for the above shortcomings, the utility model provides a cathode protection device for pipeline, which overcomes the above technical problems or at least partially solves the above problems.

[0006] The utility model is implemented as follows:

[0007] The utility model provides a cathode protection device for pipeline, which comprises a bottom plate and a mounting box, the mounting box is installed on the top of the bottom plate, the inner wall of the mounting box is rotatably installed with a lead screw, the surface of the lead screw is installed with a connecting sleeve, and further comprises a protection mechanism.

[0008] The protection mechanism comprises:

[0009] The connecting sleeve is installed on the bottom of the connecting sleeve.

[0010] The clamping frame is installed on the bottom of the connecting sleeve.

[0011] The clamping plate is installed on the inner side of the clamping frame, and the clamping plate is arranged in an arc shape, and the inner side of the clamping plate is installed with a cathode mounting piece.

[0012] In a preferred scheme, the right side of the mounting box is provided with a rotating disc, the left side of the rotating disc penetrates the mounting box and is connected with the right side of the lead screw, and the right side of the rotating disc is provided with a mounting cylinder.

[0013] In a preferred scheme, the inner cavity of the mounting cylinder is inserted with a limiting rod, and the left side of the limiting rod is provided with an adsorption block.

[0014] In a preferred scheme, the right side of the mounting box is provided with an insertion slot, and a plurality of insertion slots are arranged, the adsorption block is inserted with the insertion slot, and the adsorption block is adsorbed with the mounting box.

[0015] In a preferred scheme, the bottom of the inner wall of the mounting box is rotatably provided with a rotating seat, the inner cavity of the rotating seat is movably provided with a moving rod, and the surface of the moving rod is provided with a sliding slot.

[0016] In a preferred scheme, the two sides of the bottom of the inner wall of the mounting box are provided with mounting racks, the inner side of the mounting rack is provided with an extension rod, the extension rod is slidably connected with the sliding slot, the bottom of the moving rod is provided with a mounting disc, and the bottom of the mounting disc is provided with a cleaning brush.

[0017] In a preferred scheme, the surface of the rotating seat is provided with a toothed disc, the back surface of the connecting frame is provided with a toothed plate, and the toothed plate is engaged with the toothed disc.

[0018] In a preferred scheme, the top of the bottom plate is provided with an electric box, the left side of the electric box is communicated with a sacrificial anode, the bottom of the electric box is communicated with a cathode cable, and the end of the cathode cable away from the electric box is connected with the cathode mounting piece.

[0019] The cathode protection device for pipeline has the beneficial effects that:

[0020] 1. By arranging the protection mechanism, the protection mechanism can clamp the pipeline after the lead screw drives the protection mechanism to move inward through the connecting sleeve, so that the pipeline is processed manually and a large amount of time is wasted when the pipeline is connected by welding.

[0021] 2. By arranging the rotating seat, the moving rod, the sliding slot, the mounting rack, the extension rod, the mounting disc and the cleaning brush, the extension rod can slide in the sliding slot when the rotating seat is rotated, so that the moving rod can be rotated and moved, and the cleaning brush can clean the surface of the equipment when the moving rod is rotated. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings used in the embodiments will be briefly introduced as follows. Obviously, the drawings below only show some of the embodiments of the present application, and therefore should not be considered as a limitation to the scope. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative effort should fall within the scope of the present application.

[0023] Fig. 1 is the overall perspective view provided by the embodiments of the present application;

[0024] Fig. 2 is the installation box perspective cross-sectional structure schematic view provided by the embodiments of the present application;

[0025] Fig. 3 is the installation box local perspective structure schematic view provided by the embodiments of the present application;

[0026] Fig. 4 is the rotating seat perspective structure schematic view provided by the embodiments of the present application;

[0027] In the figure: 1, bottom plate; 2, installation box; 3, screw rod; 4, connecting sleeve; 5, connecting frame; 6, clamping frame; 7, through slot; 8, clamping plate; 9, cathode mounting piece; 10, rotating disc; 11, mounting cylinder; 12, limiting rod; 13, adsorption block; 14, plug-in slot; 15, rotating seat; 16, moving rod; 17, sliding slot; 18, mounting frame; 19, extension rod; 20, mounting disc; 21, cleaning brush; 22, toothed disc; 23, toothed plate; 24, electric box; 25, sacrificial anode; 26, cathode cable. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative effort should fall within the scope of the present application.

[0029] Reference Figs. 1-4The utility model provides a kind of technical scheme: a cathodic protection device for pipeline, including bottom plate 1 and installation box 2, installation box 2 is installed at the top of bottom plate 1, the inner wall of installation box 2 is rotatably installed with screw rod 3, the surface of screw rod 3 is installed with connecting sleeve 4, further include protection mechanism, can after screw rod 3 is driven protection mechanism to move inwards by connecting sleeve 4, make protection mechanism clamping pipeline, avoid when being connected using welding etc., it leads to to need manual pipeline processing waste more time, it is worth mentioning here, screw rod 3 is provided with two sections, and two screw rod 3 symmetrically set, so that when rotating screw rod 3, connecting sleeve 4 on both sides can be moved inwards simultaneously or outwards.

[0030] With reference to Figs. 1-2 In a preferred embodiment, by setting protection mechanism, protection mechanism includes link frame 5, clamping frame 6 and clamping plate 8, link frame 5 is installed at the bottom of connecting sleeve 4, clamping frame 6 is installed at the bottom of link frame 5, the bottom of the inner wall of installation box 2 is provided with through slot 7, and clamping frame 6 is slidably connected with through slot 7, clamping plate 8 is installed at the inner side of clamping frame 6, and clamping plate 8 is arc-shaped, and cathode mounting piece 9 is installed at the inner side of clamping plate 8, so that link frame 5 can be moved by link frame 5 when moving, so that clamping plate 8 drives cathode mounting piece 9 to clamp pipeline, and the top of bottom plate 1 is provided with electric box 24, the left side of electric box 24 is communicated with sacrificial anode 25, and the bottom of electric box 24 is communicated with cathode cable 26, one end of cathode cable 26 away from electric box 24 is connected with cathode mounting piece 9, so that cathode protection can be carried out on pipeline by energizing cathode mounting piece 9 through cathode cable 26.

[0031] In addition, the inner wall of installation box 2 is provided with a cross bar, and the cross bar penetrates the link frame 5 and is slidably connected with the link frame 5, so that the link frame 5 can be conveniently limited, and the link frame 5 can be stably moved.

[0032] With reference to Figs. 2-3 In a preferred embodiment, the right side of installation box 2 is provided with rotating disc 10, the left side of rotating disc 10 penetrates installation box 2 and is connected with the right side of screw rod 3, and mounting cylinder 11 is installed at the right side of rotating disc 10, so that screw rod 3 can be rotated by rotating mounting cylinder 11 through rotating disc 10, and clamping frame 6 can be conveniently moved, limiting rod 12 is inserted into the inner cavity of mounting cylinder 11, adsorption block 13 is installed at the left side of limiting rod 12, plug-in slot 14 is formed at the right side of installation box 2, and a plurality of plug-in slots 14 are formed, adsorption block 13 is plug-in connected with plug-in slot 14, and adsorption block 13 is adsorbed to installation box 2, so that limiting rod 12 can drive adsorption block 13 to be inserted into plug-in slot 14 when moving, adsorption block 13 can be adsorbed to installation box 2, and rotating disc 10 can be limited, so that screw rod 3 is rotated to avoid that clamping plate 8 is separated from the pipeline.

[0033] Referring to Figs. 2-4 In a preferred embodiment, a rotating seat 15 is rotatably mounted on the bottom of the inner wall of the installation box 2, and a moving rod 16 is movably mounted in the inner cavity of the rotating seat 15. The surface of the moving rod 16 is provided with a sliding groove 17. The moving rod 16 is mounted to the rotating seat 15 so that the moving rod 16 moves up and down in the inner cavity of the rotating seat 15 and can be rotated with the rotating seat 15. Two installation racks 18 are mounted on the bottom of the inner wall of the installation box 2, and an extension rod 19 is mounted on the inner side of each installation rack 18. The extension rod 19 is in sliding cooperation with the sliding groove 17. A mounting disc 20 is mounted on the bottom of the moving rod 16, and a cleaning brush 21 is mounted on the bottom of the mounting disc 20. After the extension rod 19 is mounted on the installation rack 18, the extension rod 19 is in sliding cooperation with the sliding groove 17. Thus, the extension rod 19 can slide in the sliding groove 17 when the moving rod 16 rotates.

[0034] In addition, a toothed disc 22 is mounted on the surface of the rotating seat 15, and a toothed plate 23 is mounted on the back of the adapter frame 5. The toothed plate 23 is in engagement with the toothed disc 22. The adapter frame 5 can drive the toothed plate 23 to move, and the toothed plate 23 can drive the toothed disc 22 to rotate. The toothed disc 22 can drive the moving rod 16 to rotate through the rotating seat 15, so that the moving rod 16 drives the mounting disc 20 to rotate. The mounting disc 20 can drive the cleaning brush 21 to rotate to clean the impurities on the surface of the pipeline.

[0035] Specifically, the working process or working principle of the cathodic protection device for pipeline is as follows: when in use, the bottom plate 1 is placed above the underground pipeline, and the clamping plates 8 are located on both sides of the vertical pipeline. Then, the installation cylinder 11 is rotated to drive the lead screw 3 to rotate through the rotating disc 10, so that the lead screw 3 drives the clamping frame 6 to move through the connecting sleeve 4 and the adapter frame 5. When the clamping frame 6 moves, it can drive the clamping plates 8 to clamp the pipeline, and the cathode mounting piece 9 is attached to the surface of the pipeline. When the adapter frame 5 moves, the toothed plate 23 can move, and the toothed plate 23 can drive the rotating seat 15 to rotate through the toothed disc 22. The extension rod 19 can slide in the sliding groove 17, and the extension rod 19 can support the moving rod 16 to facilitate the rotation and movement of the moving rod 16. When the moving rod 16 rotates, the cleaning brush 21 can rotate to clean the surface of the pipeline through the mounting disc 20. At this time, the cleaning brush 21 can be driven upward by the moving rod 16 to avoid affecting the attachment of the cathode mounting piece 9 to the pipeline.

[0036] It should be noted that the cathode mounting piece 9, the electric box 24, the sacrificial anode 25, and the cathode cable 26 are devices or equipment existing in the prior art or devices or equipment that can be realized in the prior art. The power supply, specific composition, and principle thereof are clear to those skilled in the art, and therefore will not be described in detail.

Claims

1. A cathodic protection device for a pipeline comprising a base plate (1) and a mounting box (2), characterized in that; The mounting box (2) is mounted on the top of the bottom plate (1), the inner wall of the mounting box (2) is rotatably provided with a lead screw (3), the surface of the lead screw (3) is provided with a connecting sleeve (4), and a protection mechanism is further arranged; The protection mechanism comprises; An adapter frame (5) is mounted at the bottom of the connecting sleeve (4); A clamping frame (6) is mounted at the bottom of the adapter frame (5), a through slot (7) is formed in the bottom of the inner wall of the mounting box (2), and the clamping frame (6) is in sliding fit with the through slot (7); A clamping plate (8) is mounted on the inner side of the clamping frame (6), and the clamping plate (8) is arranged in an arc shape, and a cathode mounting plate (9) is mounted on the inner side of the clamping plate (8).

2. A cathodic protection device for a pipeline according to claim 1, characterized in that A rotating disc (10) is arranged on the right side of the mounting box (2), the left side of the rotating disc (10) penetrates through the mounting box (2) and is connected with the right side of the lead screw (3), and an installation cylinder (11) is mounted on the right side of the rotating disc (10).

3. A cathodic protection device for a pipeline according to claim 2, characterised in that, A limiting rod (12) is inserted into the inner cavity of the installation cylinder (11), and a suction block (13) is mounted on the left side of the limiting rod (12).

4. A cathodic protection device for a pipeline according to claim 3, characterised in that, A plurality of insertion grooves (14) are formed in the right side of the mounting box (2), the suction block (13) is in insertion fit with the insertion grooves (14), and the suction block (13) is adsorbed to the mounting box (2).

5. A cathodic protection device for a pipeline according to claim 1, characterized in that, A rotating seat (15) is rotatably mounted at the bottom of the inner wall of the mounting box (2), and a moving rod (16) is movably mounted in the inner cavity of the rotating seat (15), and a sliding groove (17) is formed in the surface of the moving rod (16).

6. A cathodic protection device for a pipeline according to claim 5, wherein Mounting frames (18) are mounted on both sides of the bottom of the inner wall of the mounting box (2), an extension rod (19) is mounted on the inner side of the mounting frame (18), the extension rod (19) is in sliding fit with the sliding groove (17), an installation disc (20) is mounted at the bottom of the moving rod (16), and a cleaning brush (21) is mounted at the bottom of the installation disc (20).

7. A cathodic protection device for a pipeline according to claim 5, wherein A toothed disc (22) is mounted on the surface of the rotating seat (15), a toothed plate (23) is mounted on the back of the adapter frame (5), and the toothed plate (23) is in engagement with the toothed disc (22).

8. A cathodic protection device for a pipeline according to claim 1, characterized in that, An electric box (24) is mounted on the top of the bottom plate (1), a sacrificial anode (25) is communicated with the left side of the electric box (24), a cathode cable (26) is communicated with the bottom of the electric box (24), and the end of the cathode cable (26) away from the electric box (24) is connected with the cathode mounting plate (9).

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