CN216738542U

CN216738542U - Be used for gas pipe network cathodic protection device

Info

Publication number: CN216738542U
Application number: CN202122827443.6U
Authority: CN
Inventors: 李争全; 刘献全; 吕梦科; 王雨明
Original assignee: Beijing Beiran Ganghua Gas Co ltd
Current assignee: Beijing Beiran Ganghua Gas Co ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-06-14
Anticipated expiration: 2031-11-18

Abstract

The utility model discloses a cathode protection device for a gas pipe network, which comprises an inner barrel, wherein a rain-proof barrel is sleeved on the inner barrel, a mounting ring is fixedly arranged on the inner wall of the rain-proof barrel, a chute is formed in the inner wall of the mounting ring, a sealing ring is arranged in the chute, a U-shaped channel steel is arranged below the mounting ring, an expansion ring is arranged in the U-shaped channel steel, a sponge ring is arranged below the U-shaped channel steel, the sponge ring is fixedly connected with the inner wall of the rain-proof barrel, a mounting part is arranged between the rain-proof barrel and the inner barrel, and a connecting assembly is arranged in the inner barrel. The cathode box is convenient to mount and dismount, and meanwhile, the structure is simple, the operation is convenient, and the protection performance is good.

Description

Be used for gas pipe network cathodic protection device

Technical Field

The utility model relates to the technical field of gas pipe networks, in particular to a cathode protection device for a gas pipe network.

Background

In the daily operation process of the fuel gas transmission and distribution pipe network cathode protection system, external factors can cause anode failure, and the pipeline protection potential can be reduced. The natural gas transmission and distribution main pipe network effectively deals with the increase of the anode and effectively inhibits the reduction of the protection potential aiming at specific conditions, thereby ensuring that the fuel gas pipeline cathode protection system plays a role in protection.

The existing gas pipe network cathode protection device has the defects that the cathode box is inconvenient to install and disassemble, the practicability of the device is reduced, and meanwhile, the device does not have a protection device for the cathode box, so that the device is easy to be influenced by external factors, and the protection potential is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cathode protection device for a gas pipe network, which aims to solve the technical problem.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a be used for gas pipe network cathodic protection device, includes the inner tube, the cover is equipped with rain-proof section of thick bamboo on the inner tube, the collar has set firmly on rain-proof section of thick bamboo's the inner wall, the spout has been seted up on the inner wall of collar, install the sealing ring in the spout, the below of collar is provided with the U-shaped channel-section steel, install the expansion ring in the U-shaped channel-section steel, the below of U-shaped channel-section steel is provided with the sponge ring, the inner wall rigid coupling of sponge ring and rain-proof section of thick bamboo, be provided with the installing component between rain-proof section of thick bamboo and the inner tube, be provided with coupling assembling in the inner tube.

Preferably, the cover is equipped with solid fixed ring on the bottom surface port outer wall of inner tube, gu fixed ring and the outer wall rigid coupling of inner tube, gu evenly seted up a plurality of pinhole on the fixed ring, every all insert in the pinhole and be equipped with the shop bolt, every the bottom of shop bolt all inserts and establishes in the ground.

Preferably, an embedded ring is arranged above the fixed ring and sleeved on the inner cylinder and fixedly connected with the inner cylinder.

Preferably, the top surface of the rain-proof barrel is provided with a top cover, and the top cover is fixedly connected with the top surface of the rain-proof barrel.

Preferably, the installation part includes a plurality of oval pieces, breach ring, a plurality of connecting bolt, the breach ring set up in the bottom surface port of a rain-proof section of thick bamboo and with the inner wall rigid coupling of a rain-proof section of thick bamboo, a plurality of breach, a plurality of have evenly been seted up to breach ring is last a plurality of oval piece evenly set up on the outer wall of inner tube and with the inner tube rigid coupling, every oval piece all cooperatees with the breach that corresponds, every oval piece all is connected with the breach ring through connecting bolt.

Preferably, coupling assembling includes the L shaped plate, the L shaped plate is located the top surface port of inner tube, evenly be provided with a plurality of fixing bolt and pass through fixing bolt connection between L shaped plate and the inner tube, the top of L shaped plate openly is provided with the mounting panel, evenly be provided with a plurality of locking bolt and pass through locking bolt connection between mounting panel and the L shaped plate, be provided with the outline on the front of mounting panel, four corners of outline all are provided with mounting bolt and are connected with the mounting panel through mounting bolt, install the cathode box in the outline.

Preferably, the front surface of the rain-proof cylinder is provided with a rectangular groove, and an observation window is arranged in the rectangular groove.

The utility model has the beneficial effects that:

1. the driving notch ring is sleeved outside the inner barrel, a plurality of notches are uniformly formed in the notch ring, a plurality of elliptical blocks are matched with the corresponding notches, the plurality of notches and the plurality of elliptical blocks are driven to be staggered by rotating the rain-proof barrel, and the staggered positions are connected through the connecting bolts, so that the rain-proof and sun-shading operation of the cathode box is facilitated, the rain-proof barrel is convenient to disassemble, and the cathode box is convenient to overhaul;

2. according to the utility model, the inner cylinder is connected with the L-shaped plate through the fixing bolt, the L-shaped plate is connected with the mounting plate through the plurality of locking bolts, and the mounting plate is connected with the outer frame through the mounting bolt, so that the cathode box can be conveniently mounted and dismounted, and meanwhile, the height of the cathode box can be adjusted according to the requirement;

3. the utility model can play a good role in protection and isolation by driving the sealing ring and the sponge ring to contact with the inner cylinder, and meanwhile, the expansion ring can automatically expand when meeting water or moisture, so that the expansion ring can tightly support the inner cylinder, and further the entry of moisture is increased, thereby playing a good role in protection.

Drawings

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

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

FIG. 3 is a rear view of the inner barrel and mounting plate of the present invention;

FIG. 4 is a schematic top view of the retaining ring and inner barrel of the present invention;

FIG. 5 is a schematic bottom view of the rain proof case and the notch ring of the present invention;

reference numerals are as follows: 1. a fixing ring; 2. positioning a pin; 3. pre-embedding a ring; 4. an inner barrel; 5. a top cover; 6. A rain-proof cylinder; 7. a mounting ring; 8. a seal ring; 9. u-shaped channel steel; 10. an expansion ring; 11. a sponge ring; 12. an elliptical block; 13. a notched ring; 14. a connecting bolt; 15. mounting a plate; 16. a cathode can; 17. installing a bolt; 18. an L-shaped plate; 19. an observation window; 20. locking the bolt; 21. and (5) fixing the bolt.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the utility model easily understood, the utility model is further described below with reference to the specific embodiments and the attached drawings, but the following embodiments are only the preferred embodiments of the utility model, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.

Specific embodiments of the present invention are described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1-5, a cathode protection device for a gas pipe network comprises an inner cylinder 4, a rain-proof cylinder 6 is sleeved on the inner cylinder 4, a top cover 5 is arranged on the top surface of the rain-proof cylinder 6, and the top cover 5 is fixedly connected with the top surface of the rain-proof cylinder 6. The inner wall of the rain-proof cylinder 6 is fixedly provided with a mounting ring 7, the inner wall of the mounting ring 7 is provided with a sliding groove, a sealing ring 8 is installed in the sliding groove, a U-shaped channel steel 9 is arranged below the mounting ring 7, an expansion ring 10 is installed in the U-shaped channel steel 9, a sponge ring 11 is arranged below the U-shaped channel steel 9, the sponge ring 11 is fixedly connected with the inner wall of the rain-proof cylinder 6, a mounting part is arranged between the rain-proof cylinder 6 and the inner cylinder 4, and a connecting assembly is arranged in the inner cylinder 4.

The outer wall of the bottom surface port of the inner cylinder 4 is sleeved with a fixing ring 1, the fixing ring 1 is fixedly connected with the outer wall of the inner cylinder 4, a plurality of pin holes are uniformly formed in the fixing ring 1, positioning pins 2 are inserted into each pin hole, and the bottom end of each positioning pin 2 is inserted into the ground. An embedded ring 3 is arranged above the fixed ring 1, and the embedded ring 3 is sleeved on the inner cylinder 4 and fixedly connected with the inner cylinder 4. When specifically using, through placing solid fixed ring 1 on the ground face to fix solid fixed ring 1 and ground through dowel 2, thereby conveniently install and dismantle the operation to the integrated device.

The installation part includes a plurality of oval pieces 12, breach ring 13, a plurality of connecting bolt 14, breach ring 13 set up in the bottom surface port of rain-proof section of thick bamboo 6 and with the inner wall rigid coupling of rain-proof section of thick bamboo 6, a plurality of breach has evenly been seted up to breach ring 13 last, a plurality of oval pieces 12 evenly set up on the outer wall of inner tube 4 and with inner tube 4 rigid coupling, every oval piece 12 all cooperatees with the breach that corresponds, every oval piece 12 all is connected with breach ring 13 through connecting bolt 14. When the rain-proof barrel is used specifically, the rain-proof barrel 6 is sleeved on the inner barrel 4 to drive the sealing ring 8 to contact with the inner barrel 4, the sponge ring 11 contacts with the inner barrel 4, so that good protection and isolation operation can be achieved, meanwhile, the expansion ring 10 is arranged between the sponge ring 11 and the sealing ring 8, the expansion ring 10 can automatically expand when meeting water or moisture, so that the inner barrel 4 can be abutted tightly, moisture entry is further increased, so that a good protection effect is achieved, the notch ring 13 is driven to be sleeved outside the inner barrel 4, a plurality of notches are uniformly formed in the notch ring 13, the plurality of oval blocks 12 are matched with the corresponding notches, the notches are driven downwards to be located below the oval blocks 12, then the plurality of notches are driven to be staggered with the plurality of oval blocks 12 by rotating the rain-proof barrel 6, the notch ring 13 is connected with the oval blocks 12 through the connecting bolts 14 at staggered positions, not only convenient to carry out rain-proof sunshade operation to cathode box 16, conveniently dismantle the operation to rain-proof section of thick bamboo 6 moreover to the operation is overhauld to cathode box 16 to the convenience.

Example 2

As shown in fig. 1 to 5, in the case where the other parts are the same as those of embodiment 1, this embodiment is different from embodiment 1 in that: coupling assembling includes L shaped plate 18, L shaped plate 18 is located the top surface port of inner tube 4, evenly be provided with a plurality of fixing bolt 21 between L shaped plate 18 and the inner tube 4 and be connected through fixing bolt 21, L shaped plate 18's top openly is provided with mounting panel 15, evenly be provided with a plurality of locking bolt 20 between mounting panel 15 and the L shaped plate 18 and connect through locking bolt 20, be provided with the outline on mounting panel 15's the front, four corners of outline all are provided with mounting bolt 17 and are connected with mounting panel 15 through mounting bolt 17, install negative pole box 16 in the outline. The front surface of the rain-proof cylinder 6 is provided with a rectangular groove, and an observation window 19 is arranged in the rectangular groove. When specifically using, when the installation is dismantled to needs to negative pole box 16, through place L shaped plate 18 in inner tube 4 and with the inner wall contact of inner tube 4, and be connected inner tube 4 and L shaped plate 18 through fixing bolt 21, then through contacting mounting panel 15 and the top front of L shaped plate 18, and be connected L shaped plate 18 and mounting panel 15 through a plurality of locking bolt 20, then place the outline on mounting panel 15's front, be connected mounting panel 15 and outline through mounting bolt 17, thereby conveniently install and dismantle the operation to negative pole box 16, can adjust the height of negative pole box 16 as required simultaneously. The observation window 19 is arranged to facilitate the observation of the inner cathode box 16 by the worker.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a be used for gas pipe network cathodic protection device, includes inner tube (4), its characterized in that: the cover is equipped with rain-proof section of thick bamboo (6) on inner tube (4), mounting ring (7) have set firmly on the inner wall of rain-proof section of thick bamboo (6), the spout has been seted up on the inner wall of mounting ring (7), install sealing ring (8) in the spout, the below of mounting ring (7) is provided with U-shaped channel-section steel (9), install expansion ring (10) in U-shaped channel-section steel (9), the below of U-shaped channel-section steel (9) is provided with sponge ring (11), the inner wall rigid coupling of sponge ring (11) and rain-proof section of thick bamboo (6), be provided with the installing component between rain-proof section of thick bamboo (6) and inner tube (4), be provided with coupling assembling in inner tube (4).

2. The cathodic protection device for a gas network as recited in claim 1, wherein: the cover is equipped with solid fixed ring (1) on the bottom surface port outer wall of inner tube (4), gu the outer wall rigid coupling of fixed ring (1) and inner tube (4), gu evenly seted up a plurality of pinhole on fixed ring (1), every all insert in the pinhole and be equipped with stop pin (2), every the bottom of stop pin (2) is all inserted and is established in the ground.

3. The cathodic protection device for a gas network as recited in claim 2, wherein: the upper part of the fixing ring (1) is provided with a pre-embedded ring (3), and the pre-embedded ring (3) is sleeved on the inner cylinder (4) and is fixedly connected with the inner cylinder (4).

4. The cathodic protection device for a gas network as recited in claim 1, wherein: the top surface of the rain-proof cylinder (6) is provided with a top cover (5), and the top cover (5) is fixedly connected with the top surface of the rain-proof cylinder (6).

5. The cathodic protection device for a gas network as recited in claim 1, wherein: the installation component includes oval piece of a plurality of (12), breach ring (13), a plurality of connecting bolt (14), breach ring (13) set up in the bottom surface port of rain-proof section of thick bamboo (6) and with the inner wall rigid coupling of rain-proof section of thick bamboo (6), a plurality of breach, a plurality of have evenly been seted up to breach ring (13) last oval piece (12) evenly set up on the outer wall of inner tube (4) and with inner tube (4) rigid coupling, every oval piece (12) all cooperate with the breach that corresponds, every oval piece (12) all are connected with breach ring (13) through connecting bolt (14).

6. The cathodic protection device for a gas network as recited in claim 1, wherein: coupling assembling includes L shaped plate (18), L shaped plate (18) are located the top surface port of inner tube (4), evenly be provided with a plurality of fixing bolt (21) between L shaped plate (18) and inner tube (4) and be connected through fixing bolt (21), the top of L shaped plate (18) openly is provided with mounting panel (15), evenly be provided with a plurality of locking bolt (20) between mounting panel (15) and L shaped plate (18) and be connected through locking bolt (20), be provided with the outline on the front of mounting panel (15), four corners of outline all are provided with mounting bolt (17) and are connected with mounting panel (15) through mounting bolt (17), install cathode box (16) in the outline.

7. The cathodic protection device for a gas network as recited in claim 1, wherein: the front surface of the rain-proof cylinder (6) is provided with a rectangular groove, and an observation window (19) is arranged in the rectangular groove.