CN211902050U

CN211902050U - Device is prevented leaking in natural gas line maintenance

Info

Publication number: CN211902050U
Application number: CN202020511468.8U
Authority: CN
Inventors: 祝树军
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-09
Filing date: 2020-04-09
Publication date: 2020-11-10
Anticipated expiration: 2030-04-09

Abstract

The utility model relates to a pipeline maintenance technical field just discloses a device is prevented leaking in natural gas line maintenance, including the punch holder, punch holder surface right side fixedly connected with hinge, hinge left surface fixedly connected with lower plate, the first rectangular block of punch holder surface left side fixedly connected with, lower plate surface left side fixedly connected with second rectangular block. This device is prevented leaking in natural gas line maintenance, through the box, first rectangle through-hole, second rectangle through-hole, spring retainer, a spring, the operating shaft, the spacing ring, the head rod, connect the circle axle, a supporting seat, the cooperation of second connecting rod and first handle, make the carriage release lever can convenient and fast with the inside in close contact with of draw-in groove and the separation of fixture block right flank, thereby make the firm convenient pipeline of fixing of punch holder and lower plate, prevent that the gas from continuing to leak, not only reduce adjust time, still reduced the influence to resident's life.

Description

Device is prevented leaking in natural gas line maintenance

Technical Field

The utility model relates to a pipeline maintenance technical field specifically is a device is prevented leaking in natural gas line maintenance.

Background

The natural gas pipeline is a pipeline for conveying natural gas from an exploitation place or a treatment plant to an urban gas distribution center or industrial enterprise users, and is also called a gas conveying pipeline.

For example, chinese patent publication No. CN208311784U discloses a leakage preventing device for natural gas pipeline maintenance, which clamps the positions of a lower clamp plate and an upper clamp plate by adjusting the position of a jacking screw, prevents the leakage of a damaged gas pipeline, realizes the quick blocking of the leaked gas pipeline, and then performs maintenance, thereby reducing the influence on the life of residents. However, this approach has some drawbacks: need adjust the screw rod in proper order when fastening punch holder and lower plate, it is longer to adjust the time spent, has reduced work efficiency.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a device is prevented leaking in natural gas line maintenance has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a natural gas pipeline maintenance leakage-proof device comprises an upper clamp plate, wherein a hinge is fixedly connected to the right side of the outer surface of the upper clamp plate, a lower clamp plate is fixedly connected to the left side of the hinge, a first rectangular block is fixedly connected to the left side of the outer surface of the upper clamp plate, a second rectangular block is fixedly connected to the left side of the outer surface of the lower clamp plate, a locking device is arranged on the upper surface of the first rectangular block, the locking device comprises a box body, first rectangular through holes are formed in the left side and the right side of the box body respectively, second rectangular through holes are formed in the left side of the front side and the left side of the back side of the box body respectively, a moving rod is arranged in each first rectangular through hole, a spring baffle is sleeved on the left side of the outer surface of the moving rod, a spring is arranged on the outer surface of the moving rod, the utility model discloses a pneumatic air bag, including first connecting rod, connecting circular shaft, second rectangular piece, upper plate, lower plate, trachea bottom, last splint medial surface and gasbag cup joint, the first surface fixedly connected with of first connecting rod connects the circular shaft, it is provided with the supporting seat to connect the circular shaft surface, the equal fixedly connected with second connecting rod in both sides around the connection circular shaft surface, fixed surface is connected with first handle on the second connecting rod, second rectangular piece upper surface left side fixedly connected with fixture block, the equal fixedly connected with second handle in punch holder and the lower plate surface left side, punch holder and the equal fixedly connected with force pump support in lower plate surface, fixed surface is connected with the force pump on the force pump support, the trachea has been cup jointed to the force pump output end, the trachea bottom passes the punch holder medial.

Preferably, the supporting seat is sleeved with the outer surface of the connecting circular shaft, and the lower surface of the supporting seat is welded with the upper surface of the box body.

Preferably, sixteen groups of balls are arranged in the first rectangular through hole, and the rectangle formed by the sixteen groups of balls is matched with the moving rod.

Preferably, the clamping groove is formed in the top of the right side face of the clamping block, the left side face of the moving rod is inclined, and the inclination angle is one hundred thirty five degrees.

Preferably, the number of the limiting rings is two, and the inner diameter of each limiting ring is matched with the diameter of the control shaft.

Preferably, the outer surfaces of the first handle and the second handle are both provided with rubber pads, and the outer surfaces of the rubber pads are provided with well-shaped grains.

(III) advantageous effects

Compared with the prior art, the utility model provides a device is prevented leaking in natural gas line maintenance possesses following beneficial effect:

1. this device is prevented leaking in natural gas line maintenance, through the box, first rectangle through-hole, second rectangle through-hole, spring retainer, a spring, the operating shaft, the spacing ring, the head rod, connect the circle axle, a supporting seat, the cooperation of second connecting rod and first handle, make the carriage release lever can convenient and fast with the inside in close contact with of draw-in groove and the separation of fixture block right flank, thereby make the firm convenient pipeline of fixing of punch holder and lower plate, prevent that the gas from continuing to leak, not only reduce adjust time, still reduced the influence to resident's life.

2. This device is prevented leaking in natural gas line maintenance, through punch holder, hinge, lower plate, first rectangular block, second rectangular block and locking device's cooperation, make the force pump can make things convenient for effectually aerify the gasbag to make the timely position to the leakage of elastic pressure plate block up, make things convenient for the maintenance personal to maintain the pipeline, also reduced the influence to resident's life.

Drawings

Fig. 1 and 2 are schematic structural views of the present invention;

FIG. 3 is a partial sectional view of the present invention;

fig. 4 is a schematic view of the locking structure of the present invention;

fig. 5 is a cross-sectional view of the locking structure of the present invention.

In the figure: 1. an upper splint; 2. a hinge; 3. a lower splint; 4. a first rectangular block; 5. a second rectangular block; 6. a locking device; 601. a box body; 602. a first rectangular through hole; 603. a second rectangular through hole; 604. a travel bar; 605. a spring baffle; 606. a spring; 607. a steering shaft; 608. a limiting ring; 609. a first connecting rod; 610. connecting the round shaft; 611. a supporting seat; 612. a second connecting rod; 613. a first grip; 7. a clamping block; 8. a second grip; 9. a pressure pump support; 10. a pressure pump; 11. an air tube; 12. an air bag; 13. an elastic pressure plate; 14. a pipeline.

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.

Referring to fig. 1-5, the present invention provides a technical solution: a natural gas pipeline maintenance leakage-proof device comprises an upper clamp plate 1, a hinge 2 is fixedly connected to the right side of the outer surface of the upper clamp plate 1, a lower clamp plate 3 is fixedly connected to the left side of the outer surface of the hinge 2, a first rectangular block 4 is fixedly connected to the left side of the outer surface of the upper clamp plate 1, a second rectangular block 5 is fixedly connected to the left side of the outer surface of the lower clamp plate 3, a locking device 6 is arranged on the upper surface of the first rectangular block 4, the locking device 6 comprises a box body 601, first rectangular through holes 602 are formed in the left side and the right side of the outer surface of the box body 601, second rectangular through holes 603 are formed in the left side and the left side of the front side and the back side of the box body 601, a movable rod 604 is arranged inside the first rectangular through hole 602, a spring baffle 605 is sleeved on the left side of the outer surface of the movable rod 604, a, a connecting circular shaft 610 is fixedly connected to the upper surface of a first connecting rod 609, a supporting seat 611 is arranged on the outer surface of the connecting circular shaft 610, second connecting rods 612 are fixedly connected to the front side and the rear side of the outer surface of the connecting circular shaft 610, first handles 613 are fixedly connected to the upper surface of the second connecting rods 612, a clamping block 7 is fixedly connected to the left side of the upper surface of a second rectangular block 5, second handles 8 are fixedly connected to the left sides of the outer surfaces of an upper clamp plate 1 and a lower clamp plate 3, pressure pump supports 9 are fixedly connected to the outer surfaces of the upper clamp plate 1 and the lower clamp plate 3, a pressure pump 10 is fixedly connected to the upper surface of each pressure pump support 9, the model of the pressure pump 10 is DA40DCB, an air pipe 11 is sleeved at the output end of the pressure pump 10, the bottom of the air pipe 11 penetrates through the inner side surface of the upper clamp plate 1, The second rectangular through hole 603, the spring baffle 605, the spring 606, the operating shaft 607, the limiting ring 608, the first connecting rod 609, the connecting round shaft 610, the supporting seat 611, the second connecting rod 612 and the first handle 613 are matched, so that the moving rod 604 can be conveniently and rapidly contacted and separated with and from the inside of the clamping groove on the right side surface of the clamping block 7, thereby the upper clamping plate 1 and the lower clamping plate 3 firmly and conveniently fix the pipeline 14, the gas is prevented from continuously leaking, the adjusting time is reduced, the influence on the life of residents is also reduced, through the matching of the upper splint 1, the hinge 2, the lower splint 3, the first rectangular block 4, the second rectangular block 5 and the locking device 6, the pressure pump 10 can conveniently and effectively inflate the air bag 12, therefore, the elastic pressing plate 13 can block the leakage position in time, maintenance personnel can maintain the pipeline 14 conveniently, and the influence on the life of residents is reduced.

The utility model discloses in, in order to make connect the motion of drive head rod 609 and spacing ring 608 that circle axle 610 can be more steady, consequently supporting seat 611 cup joints with being connected circle axle 610 surface, and supporting seat 611 lower surface and box 601 upper surface welding, supporting seat 611 and box 601 welding have improved the stability of being connected the motion of circle axle 610.

The utility model discloses in, for the more smooth and easy removal about of carriage release lever 604, consequently the inside sixteen groups of balls that are provided with of first rectangle through-hole 602, and the rectangle and the carriage release lever 604 looks adaptation that sixteen groups of balls formed, the ball has reduced the frictional force between first rectangle through-hole 602 and the carriage release lever 604.

The utility model discloses in, in order to make punch holder 1 and lower plate 3 fixed more firmly convenient, consequently the draw-in groove has been seted up at 7 right flank tops of fixture block, and the carriage release lever 604 left surface is the slope processing, and inclination is one hundred thirty-five degrees, the inside in close contact with of inclined plane and draw-in groove.

In the utility model discloses in, move in order to make the more convenient smooth and easy drive carriage release lever 604 of control shaft 607 move, consequently the quantity of spacing ring 608 is two sets of, and spacing ring 608 internal diameter and control shaft 607 diameter looks adaptation, thereby pulling first handle 613 left and making head rod 609 drive spacing ring 608 and use the centre of a circle of connecting circular shaft 610 as the anticlockwise rotation of center and make the control shaft 607 drive carriage release lever 604 move.

The utility model discloses in, in order to can be more convenient hold first handle 613 and second handle 8, consequently first handle 613 all is provided with the rubber pad with second handle 8 surface, and the rubber pad surface is provided with the well shape line, and the well shape line has increased the frictional force between palm and first handle 613 and the second handle 8.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

In use, the location of the leak is first found, and then the resilient pressure plate 13 is aligned with the location of the leak, then the second grip 8 is held to make the upper splint 1 and the lower splint 3 respectively rotate clockwise and counterclockwise around the center of the circle of the hinge 2, after the inclined surface of the movable rod 604 contacts with the upper surface of the fixture block 7, the moving rod 604 moves rightwards under the action of the spring baffle 605 and the spring 606, when the lower surface of the first rectangular block 4 is tightly contacted with the upper surface of the second rectangular block 5, one end of the inclined surface of the moving rod 604 is tightly contacted with the clamping groove on the right side surface of the clamping block 7, then the pressure pump 10 is controlled to be started, the output end of the pressure pump 10 inflates the air bag 12 through the air pipe 11, the air bag 12 drives the elastic pressure plate 13 to extrude the pipeline 14 in the inflating process, when the leakage position of the pipeline 14 does not leak, the pressure pump 10 is controlled to be closed, and finally, a maintenance person is waited to maintain the pipeline 14.

To sum up, this natural gas pipeline maintains and prevents leaking device, through the cooperation of box 601, first rectangle through-hole 602, second rectangle through-hole 603, spring baffle 605, spring 606, control shaft 607, spacing ring 608, head rod 609, connect circular shaft 610, supporting seat 611, second connecting rod 612 and first handle 613, make the carriage release lever 604 can convenient and fast with inside in close contact with of draw-in groove and the separation of fixture block 7 right flank to make upper plate 1 and lower plate 3 firmly convenient fix pipeline 14, prevent that the gas from continuing to leak, not only reduced adjust time, still reduced the influence to resident's life.

This device is prevented leaking in natural gas line maintenance through the cooperation of punch holder 1, hinge 2, lower plate 3, first rectangular block 4, second rectangular block 5 and locking device 6, makes force pump 10 can make things convenient for effectually aerify gasbag 12 to make the position of elastic pressure plate 13 timely to leaking block up, make things convenient for maintenance personal to maintain pipeline 14, also reduced the influence to resident's life.

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 device is prevented leaking in natural gas line maintenance, includes punch holder (1), its characterized in that: the right side of the outer surface of the upper clamping plate (1) is fixedly connected with a hinge (2), the left side of the hinge (2) is fixedly connected with a lower clamping plate (3), the left side of the outer surface of the upper clamping plate (1) is fixedly connected with a first rectangular block (4), the left side of the outer surface of the lower clamping plate (3) is fixedly connected with a second rectangular block (5), the upper surface of the first rectangular block (4) is provided with a locking device (6), the locking device (6) comprises a box body (601), the left side and the right side of the box body (601) are respectively provided with a first rectangular through hole (602), the left side and the left side of the front of the box body (601) are respectively provided with a second rectangular through hole (603), a moving rod (604) is arranged inside the first rectangular through hole (602), the left side of the outer surface of the moving rod (604) is sleeved with a spring baffle, the front surface of the moving rod (604) is spliced with a control shaft (607), the outer surface of the control shaft (607) is provided with a limit ring (608), the outer surface of the limit ring (608) is fixedly connected with a first connecting rod (609), the upper surface of the first connecting rod (609) is fixedly connected with a connecting circular shaft (610), the outer surface of the connecting circular shaft (610) is provided with a supporting seat (611), the front side and the rear side of the outer surface of the connecting circular shaft (610) are fixedly connected with second connecting rods (612), the upper surface of the second connecting rods (612) is fixedly connected with a first handle (613), the left side of the upper surface of the second rectangular block (5) is fixedly connected with a clamping block (7), the left sides of the outer surfaces of the upper clamping plate (1) and the lower clamping plate (3) are fixedly connected with a second handle (8), and the outer surfaces of the upper clamping plate (1), fixed surface is connected with force pump (10) on force pump support (9), trachea (11) have been cup jointed to force pump (10) output, trachea (11) bottom is passed punch holder (1) medial surface and is cup jointed with gasbag (12), gasbag (12) medial surface is provided with elastic pressure plate (13), elastic pressure plate (13) medial surface is provided with pipeline (14).

2. A natural gas pipeline maintenance leak-proof apparatus as defined in claim 1, wherein: the supporting seat (611) is sleeved with the outer surface of the connecting round shaft (610), and the lower surface of the supporting seat (611) is welded with the upper surface of the box body (601).

3. A natural gas pipeline maintenance leak-proof apparatus as defined in claim 1, wherein: sixteen groups of balls are arranged in the first rectangular through hole (602), and the rectangle formed by the sixteen groups of balls is matched with the moving rod (604).

4. A natural gas pipeline maintenance leak-proof apparatus as defined in claim 1, wherein: the top of the right side face of the clamping block (7) is provided with a clamping groove, and the left side face of the movable rod (604) is inclined by one hundred thirty five degrees.

5. A natural gas pipeline maintenance leak-proof apparatus as defined in claim 1, wherein: the number of the limiting rings (608) is two, and the inner diameter of the limiting rings (608) is matched with the diameter of the control shaft (607).

6. A natural gas pipeline maintenance leak-proof apparatus as defined in claim 1, wherein: rubber pads are arranged on the outer surfaces of the first handle (613) and the second handle (8), and well-shaped grains are arranged on the outer surfaces of the rubber pads.