CN217173875U

CN217173875U - Potential connecting device for long-distance pipeline cathode protection

Info

Publication number: CN217173875U
Application number: CN202220738736.9U
Authority: CN
Inventors: 许旭鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-08-12
Anticipated expiration: 2032-03-31

Abstract

The utility model relates to a negative pole protection technical field just discloses a long defeated pipeline current potential connecting device for cathodic protection, including the protection device main part, the internal surface activity of protection device main part is inserted and is equipped with the apron, the top external fixed surface welding of apron has the handle, the internal fixed surface of protection device main part is inserted and is equipped with the honeycomb duct, the spout has been seted up to the internal surface of protection device main part, the bottom external fixed surface welding of apron has the stopper, two the top external surface swing joint of stabilizer bar has the connecting device main part. This long defeated pipeline is electric potential connecting device for cathodic protection drives the apron rebound through the rebound, and can guide rivers to enter into the honeycomb duct inside, with moisture exhaust effect to reach the effect that conveniently protects the connecting device main part, thereby reached and avoided moisture to enter into the inside effect of device.

Description

Potential connecting device for long-distance pipeline cathode protection

Technical Field

The utility model relates to a negative pole protection technical field specifically is a long defeated pipeline is electric potential connecting device for cathodic protection.

Background

In the cathodic protection of long-distance pipelines, a potential connecting device is required to be used as a connecting point, the cathodic protection device is required to be placed underground, a cathode is generally required to be inserted into the connecting device, then the connecting position is protected, and the potential connecting device is required to be used.

The existing potential connection device needs to fix the cathode wire inside the connection device and then place the connection device underground so as to achieve the effect of protecting the cathode connection, but the existing potential connection device does not have the protection device and may cause the corrosion damage of the cathode connection.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a long defeated pipeline is electric potential connecting device for cathodic protection to current electric potential connecting device who mentions in solving above-mentioned background art does not possess protection device, probably leads to the problem of negative pole junction corrosion damage.

In order to achieve the above object, the utility model provides a following technical scheme: a potential connecting device for long-distance pipeline cathode protection comprises a protection device main body, wherein a cover plate is movably inserted into the inner surface of the protection device main body, and a waterproof mechanism and a limiting mechanism are arranged on the inner surface of the protection device main body;

the waterproof mechanism comprises a handle, a flow guide pipe, a sliding groove, a limiting block, stabilizer bars and a connecting device body, wherein the handle is welded on the outer surface of the top of the cover plate in a fixed mode, the flow guide pipe is inserted into the inner surface of the protection device body in a fixed mode, the sliding groove is formed in the inner surface of the protection device body, the limiting block is welded on the outer surface of the bottom of the cover plate in a fixed mode, the two stabilizer bars are welded on the inner surface of the bottom of the protection device body in a fixed mode, and the connecting device body is movably connected to the outer surface of the top of the stabilizer bars in a movable mode.

Preferably, the limiting mechanism comprises a spool, a first spring, a first sliding plate, a first pressure rod, a second spring, a second sliding plate and a second pressure rod, the spool is inserted into the inner fixed surface of the protection device body, the first spring is welded on the inner fixed surface of the protection device body, the first sliding plate is movably connected with the inner surface of the protection device body, the first pressure rod is fixedly welded on the outer surface of the bottom of the first sliding plate, the second spring is fixedly welded on the inner surface of the protection device body, the second sliding plate is movably connected with the inner surface of the protection device body, the second pressure rod is fixedly welded on the outer surface of the top of the second sliding plate, the first sliding plate drives the first pressure rod to move upwards by moving the first sliding plate upwards, then the first pressure rod gradually keeps away from the spool, the second sliding plate moves downwards, and the second sliding plate drives the second pressure rod to move downwards, then make the second depression bar keep away from the spool gradually, then insert the negative pole line inside the spool, then loosen first slide and second slide simultaneously, will drive first depression bar and the inboard removal of second depression bar under the effect of first spring and second spring, then reach the effect that the restriction negative pole line removed.

Preferably, two the surface of stopper and the internal surface swing joint of two spouts link to each other through stopper and spout and reach stable structure's effect.

Preferably, the inner surfaces of the guide pipes are fixedly communicated with the inner surfaces of the two sliding grooves, the guide pipes are in contact with the sliding grooves to achieve the effect of stably conveying water, the effect of draining water is achieved, and water inflow of the connecting device main body is avoided.

Preferably, the outer surface of the first spring is fixedly welded with the outer surface of the first sliding plate, the outer surface of the second spring is fixedly welded with the outer surface of the second sliding plate, the first spring is contacted with the first sliding plate to achieve the effect of stably extruding the first sliding plate, and the second spring is contacted with the second pressing plate to achieve the effect of stably extruding the second pressing plate.

Preferably, the surface of second depression bar and the internal surface swing joint of spool, the surface of first depression bar and the internal surface swing joint of spool link to each other with the spool through the second depression bar and reach the effect of stably moving the structure for the removal that the second depression bar can be stable, the internal surface of first depression bar and spool contacts and reaches the effect that stably moving the structure and remove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this long defeated pipeline is current potential connecting device for cathodic protection drives apron rebound through the rebound, and the apron drives stopper rebound, and the setting of spout is for conveniently spacing the stopper, and can guide rivers to enter into the honeycomb duct inside, with moisture exhaust effect to reached the effect that conveniently protects the connecting device main part, thereby reached and avoided moisture to enter into the inside effect of device.

2. This long defeated pipeline is electric potential connecting device for cathodic protection, drive first depression bar rebound through the first slide of rebound, the spool is kept away from gradually to first depression bar, the second slide that moves down drives the second depression bar and moves down, the spool is kept away from gradually to the second depression bar, insert the negative pole line inside the spool, loosen first slide and second slide simultaneously, will drive first depression bar and the inboard removal of second depression bar under the effect of first spring and second spring, then reach the effect that the restriction negative pole line removed.

Drawings

FIG. 1 is a perspective view of the present invention;

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

FIG. 3 is an enlarged schematic view of the point A in the structure diagram of the present invention in FIG. 2;

fig. 4 is an enlarged schematic view of the position B in the structure diagram 2 of the present invention.

In the figure: 1. a protection device main body; 2. a cover plate; 3. a handle; 4. a flow guide pipe; 5. a chute; 6. a limiting block; 7. a stabilizer bar; 8. a connecting device body; 9. a conduit; 10. a first spring; 11. a first slide plate; 12. a first pressure lever; 13. a second spring; 14. a second slide plate; 15. a second compression bar; 16. a waterproof mechanism; 17. a limiting mechanism.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-4:

example 1: handle 3 drives apron 2 rebound through the rebound, apron 2 drives stopper 6 rebound, and the setting of spout 5 is for conveniently spacing stopper 6, and can guide rivers to enter into inside honeycomb duct 4, with moisture exhaust effect to reached the effect that conveniently protects connecting device main part 8, thereby reached and avoided moisture to enter into the inside effect of device.

Example 2: through the first slide of the first slide 11 extrusion spring 10 upward movement of rebound, first slide 11 will drive first depression bar 12 upward movement, the second spring 13 will be extruded to the second slide 14 of rebound, second slide 14 will drive second depression bar 15 downward movement, pass the negative pole line inside spool 9, loosen first slide 11 and second slide 14 simultaneously, drive first depression bar 12 and the inboard removal of second depression bar 15, reach and fix spacing effect to the negative pole line, avoid droing because of tensile lead to the negative pole line.

The working principle is as follows: in practical use, the potential connecting device for long-distance pipeline cathode protection needs to insert a cathode wire into the protection device body 1, then when the cathode wire needs to be connected, the handle 3 is moved upwards, the handle 3 drives the cover plate 2 to move upwards, then the cover plate 2 will drive the limited block 6 to move upwards, then the limited block 6 is gradually far away from the inner part of the sliding chute 5, then the effect of opening the protection device main body 1 is achieved, the chute 5 is arranged to conveniently limit the limiting block 6 and can guide water flow to enter the guide pipe 4, then, the effect of draining the water is achieved, the stabilizer bar 7 is arranged to protect the connecting device main body 8 conveniently, so as to achieve the effect of stabilizing the structure, thereby, the effect of conveniently protecting the connecting device main body 8 is achieved, and the effect of preventing moisture from entering the inside of the device is achieved.

When the negative pole line of inputing into is fixed as needs, first slide 11 of rebound, first slide 11 will extrude first spring 10 and upwards remove, first slide 11 will drive first depression bar 12 and upwards remove, then second slide 14 of downward movement, second slide 14 will extrude second spring 13, second slide 14 will drive second depression bar 15 and downwards remove, then pass the negative pole line inside spool 9, then loosen first slide 11 and second slide 14 simultaneously, will drive first depression bar 12 and the inboard removal of second depression bar 15 under the effort of first spring 10 and second spring 13, then reach and fix spacing effect to the negative pole line, avoid leading to the negative pole line to drop because of the tensile.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a long defeated pipeline is electric potential connecting device for cathodic protection, includes protection device main part (1), its characterized in that: the inner surface of the protection device main body (1) is movably inserted with a cover plate (2), and the inner surface of the protection device main body (1) is provided with a waterproof mechanism (16) and a limiting mechanism (17);

waterproofing mechanism (16) are including handle (3), honeycomb duct (4), spout (5), stopper (6), stabilizer bar (7) and connecting device main part (8), the top external fixed surface welding of apron (2) has handle (3), the internal fixed surface of protection device main part (1) is inserted and is equipped with honeycomb duct (4), spout (5) have been seted up to the internal surface of protection device main part (1), the bottom external fixed surface welding of apron (2) has stopper (6), the bottom internal fixed surface welding of protection device main part (1) has two stabilizer bars (7), two the top external surface swing joint of stabilizer bar (7) has connecting device main part (8).

2. The long distance pipeline cathodic protection potential connecting device of claim 1, characterized in that: the limiting mechanism (17) comprises a line pipe (9), a first spring (10), a first sliding plate (11), a first pressure rod (12), a second spring (13), a second sliding plate (14) and a second pressure rod (15), a line pipe (9) is fixedly inserted into the inner surface of the protection device main body (1), a first spring (10) is fixedly welded on the inner surface of the protection device main body (1), the inner surface of the protection device main body (1) is movably connected with a first sliding plate (11), a first pressure lever (12) is fixedly welded on the outer surface of the bottom of the first sliding plate (11), a second spring (13) is fixedly welded on the inner surface of the protection device main body (1), the inner surface of the protection device main body (1) is movably connected with a second sliding plate (14), and a second pressure lever (15) is fixedly welded on the outer surface of the top of the second sliding plate (14).

3. The potential connection device for the cathodic protection of a long-distance pipeline according to claim 1, characterized in that: the outer surfaces of the two limiting blocks (6) are movably connected with the inner surfaces of the two sliding grooves (5).

4. The long distance pipeline cathodic protection potential connecting device of claim 1, characterized in that: the inner surfaces of the two guide pipes (4) are fixedly communicated with the inner surfaces of the two sliding chutes (5).

5. The long distance pipeline cathodic protection potential connecting device of claim 2, characterized in that: the outer surface of the first spring (10) is fixedly welded with the outer surface of the first sliding plate (11), and the outer surface of the second spring (13) is fixedly welded with the outer surface of the second sliding plate (14).

6. The potential connection device for the cathodic protection of a long-distance pipeline according to claim 2, characterized in that: the surface of second depression bar (15) and the internal surface swing joint of spool (9), the surface of first depression bar (12) and the internal surface swing joint of spool (9).