CN217398996U

CN217398996U - Inferior high pressure gas pipeline cathodic protection device

Info

Publication number: CN217398996U
Application number: CN202220175392.5U
Authority: CN
Inventors: 毛阳生
Original assignee: Haining Xinao Gas Co ltd
Current assignee: Haining Xinao Gas Co ltd
Priority date: 2022-01-23
Filing date: 2022-01-23
Publication date: 2022-09-09
Anticipated expiration: 2032-01-23

Abstract

The utility model relates to the technical field of gas pipeline safety, and discloses a sub-high pressure gas pipeline cathode protection device, which comprises a fixed seat, wherein the inside of the fixed seat is rotatably connected with a screw rod, the surface thread of the screw rod is connected with two sliders, the bottom of each slider is bolted with a fixed ring, the rear side of the top of the fixed seat is connected with a connecting plate in a clamping manner, the front side and the rear side of the bottom of the connecting plate are both bolted with connecting blocks, the rear side of the bottom of the inner wall of the fixed seat is bolted with a connecting seat, and both sides of the inner wall of the connecting seat are both bolted with springs; through pulling the piece pulling bolt, utilize the carousel to drive the screw rod and rotate to this drives two sliders and slides at the surface of screw rod, with this drive two solid fixed rings and be close to, through installing the connecting plate at the rear side at fixing base top, utilize the spring top to move the fixture block and fix the connecting block fastening, can fix the device, and easy to assemble can guarantee the stability of work, prevents to drop.

Description

Inferior high pressure gas pipeline cathodic protection device

Technical Field

The utility model relates to a gas pipeline safety technical field specifically is a inferior high pressure gas pipeline cathodic protection device.

Background

The cathodic protection technology is one of electrochemical protection technologies, and the principle is that an external current is applied to the surface of a corroded metal structure, the protected structure becomes a cathode, so that the electronic migration caused by metal corrosion is inhibited, and the corrosion is avoided or weakened, while the fuel gas is conveyed through a pipeline, and the safety technology of the pipeline is an important work.

However, when the existing device is used specifically, the magnesium alloy is often welded on a pipeline as a more negative potential through a welding technology, and the magnesium alloy is grounded through a grounding wire.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a inferior high pressure gas pipeline cathodic protection device possesses the advantage that can guarantee that operating condition is stable and make things convenient for fixed mounting, has solved the easy drop of current device solder joint, and the use is unsafe, the unstable problem of state.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a inferior high pressure gas pipeline cathodic protection device, includes the fixing base, the inside of fixing base is rotated and is connected with the screw rod, the surperficial threaded connection of screw rod has two sliders, the bottom bolt of slider has solid fixed ring, the rear side joint at fixing base top has the connecting plate, the equal bolt in both sides has the connecting block around the connecting plate bottom, the rear side bolt of fixing base inner wall bottom has the connecting seat, the equal bolt in both sides of connecting seat inner wall has the spring, the other end bolt of spring has the fixture block, fixture block and connecting block joint, the middle part bolt of connecting plate bottom has the protection head, the right side of connecting plate is provided with the earth connection.

Preferably, the front side of the right side of the fixing seat is bolted with a limiting box, the screw rod penetrates through the right side of the limiting box and is bolted with a rotary table, and the screw rod can be conveniently rotated by arranging the rotary table.

Preferably, the screw rod is fixedly sleeved with a limiting ring on the surface inside the limiting box, a bolt is inserted into the front side of the limiting ring, and the screw rod can be fixed in rotation by arranging the limiting ring and the bolt.

Preferably, the bolt is fixedly sleeved with a top spring on the surface inside the limiting box, the bolt extends to the front side of the limiting box and is bolted with a pulling block, and the bolt can be conveniently pulled by arranging the pulling block.

Preferably, the notches are formed in the two sides of the inner wall of the connecting seat and are connected with the clamping block in a sliding mode, and the clamping block can be guaranteed to slide stably through the notches.

Preferably, the middle part of the top of the connecting plate is bolted with a pull ring, and the connecting plate can be conveniently moved by arranging the pull ring.

Compared with the prior art, the utility model provides a inferior high pressure gas pipeline cathodic protection device possesses following beneficial effect:

the bolt is pulled through the pull block, the screw rod is driven to rotate by the turntable, the two sliding blocks are driven to slide on the surface of the screw rod, the two fixing rings are driven to be close to each other, the device can be fixed, and the installation is convenient;

through installing the connecting plate in the rear side at the fixing base top, utilize the spring top to move the fixture block and fix the connecting block fastening to this makes protection head and pipeline contact, can guarantee job stabilization nature, prevents to drop.

Drawings

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

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

FIG. 3 is a schematic view of the right side view of the structure of the present invention in partial section;

fig. 4 is a partially enlarged view of a portion a in fig. 3 according to the present invention.

In the figure: 1. a fixed seat; 2. a screw; 3. a slider; 4. a fixing ring; 5. a connecting plate; 6. connecting blocks; 7. a connecting seat; 8. a spring; 9. a clamping block; 10. a protective head; 11. a ground line; 12. a limiting box; 13. a turntable; 14. a limiting ring; 15. a bolt; 16. a spring is supported; 17. pulling the block; 18. a notch; 19. and (4) a pull ring.

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, fig. 2, fig. 3 and fig. 4, a cathode protection device for a sub-high pressure gas pipeline, comprising a fixed base 1, a screw rod 2 is rotatably connected inside the fixed base 1, two sliders 3 are connected to the surface of the screw rod 2 in a threaded manner, a fixing ring 4 is bolted to the bottom of each slider 3, a connecting plate 5 is fastened to the rear side of the top of the fixed base 1, connecting blocks 6 are bolted to the front side and the rear side of the bottom of the connecting plate 5, a connecting base 7 is bolted to the rear side of the bottom of the inner wall of the fixed base 1, springs 8 are bolted to the two sides of the inner wall of the connecting base 7, a clamping block 9 is bolted to the other end of each spring 8, the clamping block 9 is fastened to the connecting block 6, a protection head 10 is bolted to the middle of the bottom of the connecting plate 5, and a grounding wire 11 is arranged on the right side of the connecting plate 5.

Through pulling block 17 pulling bolt 15, utilize carousel 13 to drive screw rod 2 and rotate, drive two sliders 3 at the surface slip of screw rod 2 with this, drive two solid fixed ring 4 with this and be close to, through installing connecting plate 5 at the rear side at fixing base 1 top, it is fixed with connecting block 6 chucking to utilize 8 tops of spring to push up fixture block 9, make protection head 10 and pipeline contact with this, can fix the device, easy to assemble, can guarantee the stability of work, prevent to drop.

Furthermore, the front side bolt on fixing base 1 right side has spacing box 12, and screw rod 2 runs through the right side through spacing box 12 and bolted connection has carousel 13 carousel, through setting up carousel 13, can conveniently rotate screw rod 2.

Furthermore, the surface of the screw 2, which is positioned inside the limit box 12, is fixedly sleeved with a limit ring 14, the front side of the limit ring 14 is inserted with a bolt 15, and the rotation of the screw 2 can be fixed by arranging the limit ring 14 and the bolt 15.

Furthermore, the surface of the bolt 15 located inside the limiting box 12 is fixedly sleeved with a top spring 16, the bolt 15 extends to the front side of the limiting box 12 and is bolted with a pulling block 17, and the bolt 15 can be conveniently pulled by arranging the pulling block 17.

Further, notch 18 has all been seted up to the both sides of connecting seat 7 inner wall, and notch 18 and fixture block 9 sliding connection can guarantee that fixture block 9 slides steadily through setting up notch 18.

Furthermore, the middle part of the top of the connecting plate 5 is bolted with a pull ring 19, and the connecting plate 5 can be conveniently moved by arranging the pull ring 19.

During the use, at first, arrange the top of pipeline in the device, afterwards, through pulling 17 pulling bolt 15, utilize carousel 13 to drive screw rod 2 and rotate, drive two slider 3 with this and slide on the surface of screw rod 2, drive two solid fixed ring 4 with this and be close to, press from both sides the pipe clamp and fix, and fix spacing ring 14 through bolt 15, fix screw rod 2, afterwards, through installing connecting plate 5 at the rear side at fixing base 1 top, it is fixed with connecting block 6 chucking to utilize spring 8 top to move fixture block 9, so that protection head 10 and pipeline contact, bury earth connection 11 connection underground, can accomplish work.

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 inferior high pressure gas pipeline cathodic protection device, includes fixing base (1), its characterized in that: the inside of fixing base (1) is rotated and is connected with screw rod (2), the surperficial threaded connection of screw rod (2) has two slider (3), the bottom bolt of slider (3) has solid fixed ring (4), the rear side joint at fixing base (1) top has connecting plate (5), both sides all bolt joint has connecting block (6) around connecting plate (5) bottom, the rear side bolt joint of fixing base (1) inner wall bottom has connecting seat (7), the both sides all bolt joint of connecting seat (7) inner wall has spring (8), the other end bolt joint of spring (8) has fixture block (9), fixture block (9) and connecting block (6) joint, the middle part bolt joint of connecting plate (5) bottom has protection head (10), the right side of connecting plate (5) is provided with earth connection (11).

2. The cathodic protection device for a sub-high pressure gas pipeline as recited in claim 1, wherein: the front side of the right side of the fixed seat (1) is bolted with a limiting box (12), and the screw rod (2) penetrates through the right side of the limiting box (12) and is bolted with a rotary disc (13).

3. The cathodic protection device for a sub-high pressure gas pipeline as recited in claim 2 wherein: the screw (2) is positioned inside the limiting box (12), the surface of the screw is fixedly sleeved with a limiting ring (14), and the front side of the limiting ring (14) is inserted with a bolt (15).

4. The cathodic protection device for a sub-high pressure gas pipeline as recited in claim 3, wherein: the surface of the bolt (15) positioned in the limiting box (12) is fixedly sleeved with a top spring (16), and the bolt (15) extends to the front side of the limiting box (12) and is bolted with a pull block (17).

5. The cathodic protection device for a sub-high pressure gas pipeline as recited in claim 1, wherein: notches (18) are formed in two sides of the inner wall of the connecting seat (7), and the notches (18) are connected with the clamping blocks (9) in a sliding mode.

6. The cathodic protection device for a sub-high pressure gas pipeline as recited in claim 1 wherein: the middle part of the top of the connecting plate (5) is bolted with a pull ring (19).