CN215481280U

CN215481280U - Pipeline cathodic protection testing arrangement of long distance pipeline

Info

Publication number: CN215481280U
Application number: CN202120819824.7U
Authority: CN
Inventors: 李开彬; 王文鹏; 李兰生
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2022-01-11
Anticipated expiration: 2031-04-21

Abstract

The utility model relates to the technical field of cathodic protection anticorrosion detection equipment, and discloses a pipeline cathodic protection testing device of a long-distance pipeline, which comprises a cathodic protection pile body, an upper cathodic protection pile sleeve, a lower cathodic protection pile sleeve column, a junction box, a pile base, a first connecting block and a second connecting block, wherein the lower end of the cathodic protection pile body is fixedly connected to the upper end of the pile base, the upper end of the pile base is fixedly connected to the lower end of the lower cathodic protection pile sleeve column, the upper end of the lower cathodic protection pile sleeve column is fixedly connected with the lower end of the first connecting block, the outer side of the first connecting block is fixedly connected to the inner side of the connecting sleeve, the upper end of the first connecting block is fixedly connected to the lower end of the upper cathodic protection pile sleeve, the other end of the upper cathodic protection pile sleeve is fixedly connected to the lower end of the second connecting block, the upper end of the second connecting block is fixedly connected with the lower end of a junction box, the utility model pushes a handle to drive the upper cathodic protection pile sleeve to rotate, therefore, the device is disassembled, and the transportation of the device and the replacement of parts of the device are facilitated.

Description

Pipeline cathodic protection testing arrangement of long distance pipeline

Technical Field

The utility model relates to the technical field of cathodic protection anticorrosion detection equipment, in particular to a pipeline cathodic protection testing device of a long-distance pipeline.

Background

Most of domestic and foreign mainstream test piles comprise steel test piles, cement test piles and plastic test piles. The main purpose of the test pile is to detect cathodic protection parameters, the test pile is an indispensable device in pipeline management and maintenance, the test pile is arranged along the line according to the test function, the test pile with the reference electrode needs a worker to carry a multimeter or a potential tester for detection along the line, the test pile without the reference electrode needs the worker to carry a multimeter and a reference electrode to measure the protected potential along the pipeline or the pipeline network, the protected potential needs to be continuously detected for decades according to the service life of the protected pipeline or the pipeline network, and particularly, one test pile needs to be arranged every few kilometers on a long-distance pipeline. The existing testing device has the following defects:

1. existing cathode protection piles are mostly integrated and cannot be disassembled, so that the replacement and installation after the pile is not easy to transport and damage are caused.

2. The existing cathodic protection piles cannot accurately detect the cathodic protection state and cannot be used for accurate potential measurement of sacrificial anode protection.

Therefore, the pipeline cathode protection testing device for the long-distance pipeline is designed.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a pipeline cathode protection testing device for a long-distance pipeline, which solves the problems that the pipeline cathode protection testing device cannot be disassembled and cannot be accurately detected.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a pipeline cathode protection testing device for a long-distance pipeline comprises a cathode protection pile body, an upper cathode protection pile casing pipe, a lower cathode protection pile casing column, a junction box, a pile base, a first connecting block and a second connecting block, wherein the lower end of the cathode protection pile body is fixedly connected to the upper end of the pile base, a plurality of groups of mounting holes are formed in the top end of the pile base, the upper end of the pile base is fixedly connected to the lower end of the lower cathode protection pile casing column, the upper end of the lower cathode protection pile casing column is fixedly connected with the lower end of the first connecting block, the outer side of the first connecting block is fixedly connected to the inner side of the connecting sleeve, the upper end of the first connecting block is fixedly connected to the lower end of the upper cathode protection pile casing pipe, the other end of the upper cathode protection pile casing pipe is fixedly connected to the lower end of the second connecting block, the upper end of the second connecting block is fixedly connected with the lower end of the box, a plurality of groups of wires are arranged in the cathode protection pile body, and one end of the wires is fixedly connected to one end of a wiring terminal, the binding post passes through wire and the inboard insulating joint electric connection of long defeated pipeline, and long defeated pipeline is connected through the cable with the polarization probe, and zinc ground connection battery one end passes through the cable welding in insulating joint's both sides.

Furthermore, terminal box one side is articulated with side door one side, and side door one side is equipped with the buckle, and the terminal box upper end is equipped with the sign, is equipped with the wiring board in the terminal box, and wiring board one side fixed connection in terminal box inner wall one side, and the wiring board opposite side is equipped with a plurality of group wiring terminals.

Furthermore, two groups of handles are fixedly connected to the outer side of the upper cathodic protection pile sleeve, the upper end and the lower end of the upper cathodic protection pile sleeve are respectively and fixedly connected with a screw rod, a through hole is formed in the screw rod, and a threaded hole suitable for the screw rod in size is formed in the first connecting block.

Furthermore, a threaded hole with a size suitable for the screw rod is formed in the second connecting block.

Furthermore, the outer side of the cathode protection pile body is respectively and fixedly connected to the inner sides of the upper cathode protection pile sleeve and the lower cathode protection pile sleeve column.

The utility model has the beneficial effects that:

1. the utility model discloses a, go up two sets of screw rods about the cathodic protection stake sleeve pipe is equipped with, be equipped with the screw hole that the size is suitable for the screw rod in first connecting block and the second connecting block respectively, promote the handle, it is rotatory to drive the cathodic protection stake sleeve pipe to this utility model carries out the split, made things convenient for this utility model's transportation and this utility model's part to change.

2. The utility model discloses a, this utility model has connect zinc ground connection battery and polarization probe, the damage that zinc ground connection battery arouses in order to prevent the forceful electric power impact, polarization probe can effectual elimination owing to have the potential error that factors such as soil IR drop, stray current arouse to reach the protection potential value of accurate detection on being protected the structures.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a schematic view of a connection structure of the upper cathode protection pile body sleeve and the first connection block in the present invention.

In the figure: 1. a cathodic protection pile body; 2. an upper cathodic protection pile sleeve; 3. a lower cathode protection pile sleeve column; 4. a zinc-grounded cell; 5. a long-distance pipeline; 6. polarizing the probe; 7. an insulated joint; 8. a wiring terminal; 9. a junction box; 10. a label; 11. a pile base; 12. a first connection block; 13. connecting sleeves; 14. mounting holes; 15. a wiring board; 16. a side door; 17. buckling; 18. a second connecting block; 19. a threaded hole; 20. A screw; 21. a handle; 22. and a through hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to FIGS. 1-3: the utility model provides a pipeline cathodic protection testing arrangement of long defeated pipeline, including negative pole protection stake body 1, go up cathodic protection stake sleeve pipe 2, lower cathodic protection stake cover post 3, terminal box 9, pile holder 11, first connecting block 12 and second connecting block 18, be equipped with a plurality of groups wire in the negative pole protection stake body 1, wire one end fixed connection is in binding post 8 one end, binding post 8 passes through wire and the inboard insulating joint 7 electric connection of long defeated pipeline 5, long defeated pipeline 5 is connected through the cable with polarization probe 6, 4 one end of zinc ground connection battery are passed through the cable welding and are in the both sides of insulating joint 7.

Wherein, the outer side of the cathode protection pile body 1 is respectively fixedly connected to the inner sides of the upper cathode protection pile sleeve 2 and the lower cathode protection pile sleeve column 3, the lower end of the cathode protection pile body 1 is fixedly connected to the upper end of the pile base 11, the top end of the pile base 11 is provided with a plurality of groups of mounting holes 14, the upper end of the pile base 11 is fixedly connected to the lower end of the lower cathode protection pile sleeve column 3, the upper end of the lower cathode protection pile sleeve column 3 is fixedly connected with the lower end of the first connecting block 12, the outer side of the first connecting block 12 is fixedly connected to the inner side of the connecting sleeve 13, the upper end of the first connecting block 12 is fixedly connected to the lower end of the upper cathode protection pile sleeve 2, the outer side of the upper cathode protection pile sleeve 2 is fixedly connected with two groups of handles 21, the handles 21 are convenient for the movement and rotation of the upper cathode protection pile sleeve 2, the upper and lower ends of the upper cathode protection pile sleeve 2 are respectively fixedly connected with screw rods 20, through holes 22 are arranged in the screw rods 20, threaded holes 19 with the first connecting block 12 with proper sizes for the screw rods 20, go up 2 other ends fixed connection of cathodic protection stake sleeve pipe in the 18 lower extremes of second connecting block, be equipped with the screw hole 19 that the size is suitable for screw rod 20 in the second connecting

block

18, 18 upper ends of second connecting block and 9 lower extreme fixed connection of terminal box, 9 one side of terminal box is articulated with 16 one sides of side door, 16 one sides of side door are equipped with buckle 17, the terminal box 9 upper end is equipped with sign 10, be used for marking each item parameter on the sign 10, be equipped with wiring board 15 in the

terminal box

9, and 15 one side fixed connection of wiring board in 9 inner wall one side of terminal box, 15 opposite sides of wiring board are equipped with a plurality of group wiring terminal 8.

In conclusion, when the utility model is used, the upper cathode protection pile casing 2 is provided with the upper and lower groups of screw rods 20, the first connecting block 12 and the second connecting block 18 are respectively provided with a threaded hole 19 with a size suitable for the screw rod 20, the handle 21 is pushed to drive the upper cathode protection pile casing 2 to rotate, thereby the utility model is split, the transportation and the component replacement of the utility model are convenient, the utility model is provided with the zinc grounding battery 4 and the polarization probe 6, the zinc grounding battery 4 is used for preventing the damage caused by strong current impact, the polarization probe 6 can effectively eliminate the potential error caused by the existence of factors such as soil IR drop and stray current, thereby achieving the accurate detection of the protection potential value on the protected structure.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a pipeline cathodic protection testing arrangement of long pipeline, includes cathodic protection stake body (1), goes up cathodic protection stake sleeve pipe (2), cathodic protection stake cover post (3), terminal box (9), stake seat (11), first connecting block (12) and second connecting block (18) down, its characterized in that: the lower end of the cathode protection pile body (1) is fixedly connected to the upper end of a pile seat (11), a plurality of groups of mounting holes (14) are formed in the top end of the pile seat (11), the upper end of the pile seat (11) is fixedly connected to the lower end of a lower cathode protection pile sleeve column (3), the upper end of the lower cathode protection pile sleeve column (3) is fixedly connected with the lower end of a first connecting block (12), the outer side of the first connecting block (12) is fixedly connected to the inner side of a connecting sleeve (13), the upper end of the first connecting block (12) is fixedly connected to the lower end of an upper cathode protection pile sleeve (2), the other end of the upper cathode protection pile sleeve (2) is fixedly connected to the lower end of a second connecting block (18), the upper end of the second connecting block (18) is fixedly connected with the lower end of a junction box, a plurality of groups of wires are arranged in the cathode protection pile body (1), one end of each wire is fixedly connected to one end of a connecting terminal (8), and the connecting terminal (8) is electrically connected with an insulating joint (7) on the inner side of a long-distance pipeline (5) through a wire, the long-distance pipeline (5) is connected with the polarization probe (6) through a cable, and one end of the zinc grounding battery (4) is welded on two sides of the insulating joint (7) through the cable.

2. The pipeline cathodic protection testing device of claim 1, wherein: terminal box (9) one side is articulated with side door (16) one side, and side door (16) one side is equipped with buckle (17), and terminal box (9) upper end is equipped with sign (10), is equipped with wiring board (15) in terminal box (9), and wiring board (15) one side fixed connection in terminal box (9) inner wall one side, and wiring board (15) opposite side is equipped with a plurality of group wiring terminal (8).

3. The pipeline cathodic protection testing device of claim 1, wherein: the outer side of the upper cathodic protection pile sleeve (2) is fixedly connected with two groups of handles (21), the upper end and the lower end of the upper cathodic protection pile sleeve (2) are respectively fixedly connected with a screw rod (20), a through hole (22) is formed in the screw rod (20), and a threaded hole (19) suitable for the screw rod (20) in size is formed in the first connecting block (12).

4. The pipeline cathodic protection testing device of claim 1, wherein: a threaded hole (19) with the size suitable for the screw rod (20) is formed in the second connecting block (18).

5. The pipeline cathodic protection testing device of claim 1, wherein: the outer side of the cathode protection pile body (1) is respectively and fixedly connected to the inner sides of the upper cathode protection pile sleeve (2) and the lower cathode protection pile sleeve column (3).