CN217329017U

CN217329017U - Natural gas line leaks plugging device

Info

Publication number: CN217329017U
Application number: CN202221103242.XU
Authority: CN
Inventors: 李九威; 闫晓飞; 郝磊
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-08-30
Anticipated expiration: 2032-05-09

Abstract

The utility model discloses a natural gas line leaks plugging device relates to the natural gas line field, including sealed lid, both sides respectively with the opposite face fixed connection of two connecting plates about the sealed surface of covering. The utility model discloses a set up installation device and connecting plate and sealed lid and be connected, when using the device to carry out the shutoff to natural gas line, the user passes natural gas line between two splint from, then the user rotates two screw rods and makes both sides screw thread seat about the messenger and drives two splint and be close to each other, utilize being close to each other of two splint to fix the whole centre gripping of device on natural gas line with pipeline surface in close contact with this moment, thereby stability and fastness when improving the whole use of device, it leaks plugging device and is not convenient for maintenance personal with plugging device and natural gas line erection joint and dismantlement when using to have solved current natural gas line, and current plugging device's structure sets up very easily and the not hard up problem that leads to the natural gas leakage of pipeline.

Description

Natural gas line leaks plugging device

Technical Field

The utility model relates to a plugging device, in particular to natural gas line leaks plugging device.

Background

The gas transmission pipeline is a pipeline for transmitting natural gas from a mining place or a processing plant to an urban gas distribution center or an industrial enterprise user, and is also called a gas transmission pipeline, the natural gas is transmitted by utilizing a pipeline, and a large amount of natural gas is transmitted on the land.

When the existing natural gas pipeline leakage plugging device is used, some defects and shortcomings exist, and the specific places needing improvement are as follows:

the existing natural gas pipeline leakage plugging device is inconvenient for maintenance personnel to install, connect and disassemble the plugging device and the natural gas pipeline when in use, and the structure of the existing plugging device is extremely easy to cause natural gas leakage due to looseness of the pipeline.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a natural gas line leaks plugging device to solve the current natural gas line that proposes in the above-mentioned background art and leak plugging device and be not convenient for maintenance person when using with plugging device and natural gas line erection joint and dismantlement, and current plugging device's structure setting very easily with the not hard up problem that leads to the natural gas leakage of pipeline.

In order to achieve the above object, the utility model provides a following technical scheme: a natural gas pipeline leakage plugging device comprises a sealing cover, wherein the upper side and the lower side of the outer surface of the sealing cover are respectively and fixedly connected with opposite surfaces of two connecting plates, through grooves are formed in the two connecting plates to enable the left side and the right side of the connecting plates to be communicated in a penetrating manner, the two through grooves are connected with the same mounting device, and the right side of the sealing cover is connected with the plugging device;

the sealed lid left surface has seted up the spread groove, the equal fixedly connected with sealing rubber ring in both sides about the spread groove inner wall, sealed lid right flank and battery left surface fixed connection, the battery output is connected with controller input electricity, controller fixed connection is on the battery right flank.

As a preferred technical scheme of the utility model, installation device includes two splint, two the splint surface respectively with the opposite face fixed connection of two fixed plates, two the right flank of fixed plate respectively with the left end fixed connection of two slide bars, two splint are the arc setting.

As a preferred technical scheme of the utility model, two the slide bar right-hand member passes two logical grooves respectively and respectively with the left surface fixed connection of two limiting plates, two the slide bar right-hand member has all cup jointed the spring, two the spring right-hand member respectively with the left surface fixed connection of two limiting plates, two the left end of spring respectively with the right flank overlap joint of two connecting plates.

As a preferred technical scheme of the utility model, two screw thread seats of equal fixedly connected with on the splint, four two liang of a set of and respectively with two screw rod threaded connection, every two sections opposite spiral direction's screw thread, upper and lower both sides have all been seted up on the screw rod the opposite direction of screw thread sets up of screw hole in the screw thread seat.

As a preferred technical scheme of the utility model, plugging device includes the dead lever, dead lever right-hand member and the inner wall fixed connection in sealed lid right side, dead lever left end and solid fixed ring right flank fixed connection.

As a preferred technical scheme of the utility model, solid fixed ring and gasbag medial surface fixed connection, the left end fixed connection of gasbag and intake pipe and blast pipe, the right-hand member of blast pipe and intake pipe all passes the right flank of sealed lid and extends to the right side of sealed lid, be provided with discharge valve in the blast pipe right-hand member.

As a preferred technical scheme of the utility model, the tuber pipe fixed connection of intake pipe right-hand member and air pump, air pump fixed connection is on mount right side inner wall, the mount left surface and the right flank fixed connection of sealed lid, the air pump input is connected with the output electricity of controller, intake pipe inner wall fixedly connected with check valve.

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

1. the utility model discloses a set up installation device and connecting plate and sealed lid and be connected, when using the device to carry out the shutoff to natural gas line, the user passes natural gas line between two splint from, then the user rotates two screw rods and makes both sides screw thread seat about, drive two splint and be close to each other, utilize being close to each other of two splint to fix the whole centre gripping of device on natural gas line with pipeline surface in close contact with each other this moment, thereby stability and fastness when improving the whole use of device, and convenient to use person dismantles it with natural gas line erection joint and follow-up the device fast, and then maintenance personal's work efficiency has been improved.

2. The utility model is connected with the sealing cover by arranging the plugging device, when the device is installed, a user inserts the fixing ring and the air bag into the natural gas pipeline, then the air pump is controlled by the controller to work, the air bag is inflated by the air inlet pipe, at the moment, the natural gas pipeline is plugged by the close adhesion of the expansion of the air bag and the inner wall of the natural gas pipeline, at the same time, the connecting groove is arranged in the sealing cover, the sealing cover is connected with the installation device by the sliding rod, the spring and the connecting plate, when the device is installed, the user pulls the sealing cover rightwards to enable the connecting plate to extrude the spring to generate elastic force, when the device is fixed by the clamping plate, the opening of the natural gas pipeline is placed in the connecting groove, after the device is fixed by the clamping plate, the sealing cover is loosened, at the moment, the sealing cover is pulled to be in close contact with the pipeline opening by the elastic force of the spring, thereby utilize the connecting groove and the orificial contact of pipeline and the sealed rubber ring in the connecting groove to further seal the shutoff to natural gas line, and then further improve the device to the shutoff effect of pipeline to the shutoff structure and the natural gas line that this device set up are connected closely difficult not hard up.

Drawings

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

FIG. 2 is a schematic structural view of the mounting device of the present invention;

fig. 3 is a schematic structural view of the sealing cover of the present invention;

fig. 4 is a schematic structural view of the plugging device of the present invention;

fig. 5 is a schematic view of the cross-sectional structure of the intake pipe of the present invention.

In the figure: the device comprises a sealing cover 1, a connecting plate 2, a plugging device 3, a fixing rod 31, an exhaust pipe 32, an air bag 33, a fixing ring 34, an air inlet pipe 35, a fixing frame 36, an air pump 37, an exhaust valve 38, a check valve 39, a storage battery 4, a controller 5, a through groove 6, a mounting device 7, a clamping plate 71, a threaded seat 72, a threaded rod 73, a fixing plate 74, a sliding rod 75, a spring 76, a limiting plate 77 and a connecting groove 8.

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 of a natural gas pipeline leakage plugging device: the sealing device comprises a sealing cover 1, the upper side and the lower side of the outer surface of the sealing cover 1 are respectively fixedly connected with the opposite surfaces of two connecting plates 2, through grooves 6 are respectively arranged in the two connecting plates 2 to communicate the left side and the right side of the connecting plates 2 in a penetrating way, the two through grooves 6 are respectively connected with a same mounting device 7, the right side of the sealing cover 1 is connected with a plugging device 3, the left side of the sealing cover 1 is provided with a connecting groove 8, the upper side and the lower side of the inner wall of the connecting groove 8 are respectively fixedly connected with a sealing rubber ring, the connecting groove 8 is arranged on the left side of the sealing cover 1, so that a pipeline pipe orifice is placed in the connecting groove 8 when the device is mounted, the pipeline is further sealed by the connection of the connecting groove 8 and the pipeline orifice, the sealing rubber ring is arranged in the connecting groove 8, so that the air tightness of the connection of the connecting groove 8 and the pipeline is improved by the sealing rubber ring, and the right side of the sealing cover 1 is fixedly connected with the left side of a storage battery 4, the output end of the storage battery 4 is electrically connected with the input end of the controller 5, the controller 5 is fixedly connected on the right side face of the storage battery 4, the mounting device 7 comprises two clamping plates 71, the outer surfaces of the two clamping plates 71 are respectively and fixedly connected with the opposite faces of two fixing plates 74, the right side faces of the two fixing plates 74 are respectively and fixedly connected with the left ends of two sliding rods 75, the two clamping plates 71 are both arranged in an arc shape, the right ends of the two sliding rods 75 respectively penetrate through two through grooves 6 and are respectively and fixedly connected with the left side faces of two limiting plates 77, the sliding rods 75 are slidably connected in the through grooves 6 formed in the connecting plate 2, so that the sliding rods 75 can slide up and down in the through grooves 6 when the clamping plates 71 are driven by the screw rods 73 to move up and down, the interference of the connection of the sliding rods 75 and the connecting plate 2 on the movement of the fixing plates 74 and the clamping plates 71 is further avoided, the springs 76 are sleeved at the right ends of the two sliding rods 75, and are respectively and fixedly connected with the left side faces of the two limiting plates 77, the left ends of the two springs 76 are respectively lapped with the right side surfaces of the two connecting plates 2, the springs 76 are connected with the limiting plate 77 and the connecting plates 2 through sleeving the springs 76 on the sliding rods 75, so that the springs 76 generate elastic force when the sealing cover 1 is pulled to move rightwards to connect the sealing cover 1 with the pipe orifice of the pipeline, the springs 76 are used for pushing the connecting plates 2 and the sealing cover 1 to move rightwards to enable the sealing cover 1 to be tightly attached to the pipe orifice of the pipeline when the device is used, further, the sealing cover 1 and the pipe orifice of the pipeline are prevented from being loosened to influence the plugging effect, the two clamping plates 71 are fixedly connected with the two threaded seats 72, the four threaded seats 72 are in a group and are respectively in threaded connection with the two screw rods 73, two sections of threads with opposite spiral directions are arranged on each screw rod 73, the thread directions of the threaded holes in the upper threaded seat 72 and the lower threaded seat 72 are arranged in opposite directions, and threads with opposite spiral directions at two ends are arranged on the screw rods 73, thereby, when the screw 73 rotates, the screw seats 72 on the upper and lower sides are reversely and oppositely moved, and further, the two clamping plates 71 are driven to approach or separate from each other by the movement of the screw seats 72, the plugging device 3 comprises a fixing rod 31, the right end of the fixing rod 31 is fixedly connected with the inner wall of the right side of the sealing cover 1, the left end of the fixing rod 31 is fixedly connected with the right side surface of the fixing ring 34, the fixing ring 34 is fixedly connected with the inner side surface of the air bag 33, the air bag 33 is fixedly connected with the air inlet pipe 35 and the left end of the exhaust pipe 32, the right ends of the exhaust pipe 32 and the air inlet pipe 35 both penetrate through the right side surface of the sealing cover 1 and extend to the right side of the sealing cover 1, the exhaust valve 38 is arranged in the right end of the exhaust pipe 32 and is connected with the air bag 33 by arranging the exhaust pipe 32 and the exhaust valve 38 in the exhaust pipe 32, thereby facilitating the user to exhaust the air in the air bag 33 by the exhaust pipe 32 and the exhaust valve 38 when the device is disassembled, and then make gasbag 3 break away from the pipeline inner wall and convenient to use person take out gasbag 33 from the pipeline, intake pipe 35 right-hand member and air outlet pipe fixed connection of air pump 37, air pump 37 fixed connection is on the inner wall of mount 36 right side, the mount 36 left surface and the right flank fixed connection of sealed lid 1, the air pump 37 input is connected with the output electricity of controller 5, intake pipe 35 inner wall fixed connection has check valve 39, through being provided with check valve 39 in intake pipe 35, thereby utilize check valve 39 to restrict the flow direction of gas in intake pipe 35, and then avoid the gas in gasbag 33 to discharge through intake pipe 35 after air pump 37 stops working.

The utility model discloses an operating procedure does:

when the device is used for plugging a natural gas pipeline, a user firstly pulls the sealing cover 1 to move rightwards to enable the connecting plate 2 to extrude the spring 76 to enable the spring 76 to generate elastic force, then the natural gas pipeline which is detached to be separated penetrates through the two clamping plates 71, the pipe orifice of the pipeline is placed in the connecting groove 8 formed in the sealing cover 1, meanwhile, the fixing ring 34 and the air bag 33 are inserted into the pipeline, at the moment, the user rotates the screw 73 to enable the threaded seats 72 on the upper side and the lower side to move relatively on the screw 73, the two clamping plates 71 are driven to approach each other when the threaded seats 72 on the upper side and the lower side move relatively, the slide rod 75 is driven to slide in the through groove 6 when the two clamping plates 71 approach each other, the screw 73 stops rotating when the two clamping plates 71 are in tight contact with the outer surface of the pipeline, at the moment, the user slowly loosens the sealing cover 1 to push the connecting plate 2 and the sealing cover 1 to move leftwards to be tightly attached to the pipe orifice by the elastic force, then the user controls the air pump 37 to work through the controller 5, the air inlet pipe 35 is used for filling air into the air bag 33 to enable the air bag 33 to expand, when the air bag 33 expands to be in close contact with the inner wall of the pipeline, the air pump 37 stops working, at the moment, the natural gas pipeline is plugged through the contact between the air bag 33 and the inner wall of the pipeline and the contact between the connecting groove 8 and the pipe orifice, after maintenance is finished, when the device needs to be detached from the pipeline, the user uses the exhaust valve 38 to discharge the air in the air bag 33 through the exhaust pipe 32 to enable the air bag 33 to contract and separate from the inner wall of the pipeline, then the user rotates the screw 73 in the reverse direction to drive the two clamping plates 71 to be away from each other and separate from the outer surface of the pipeline through the threaded seat 72, and at the moment, the user pulls the device to move rightwards integrally to enable the connecting groove 8 and the clamping plates 71 to separate from the pipeline.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 natural gas line leaks plugging device, includes sealed lid (1), its characterized in that: the upper side and the lower side of the outer surface of the sealing cover (1) are respectively and fixedly connected with opposite surfaces of the two connecting plates (2), through grooves (6) are formed in the two connecting plates (2) to communicate the left side and the right side of the connecting plates (2) in a penetrating manner, the two through grooves (6) are connected with the same mounting device (7), and the right side of the sealing cover (1) is connected with the plugging device (3);

spread groove (8) have been seted up to sealed lid (1) left surface, the equal fixedly connected with sealing rubber ring in both sides about spread groove (8) inner wall, sealed lid (1) right flank and battery (4) left surface fixed connection, battery (4) output is connected with controller (5) input electricity, controller (5) fixed connection is on battery (4) right flank.

2. A natural gas pipeline leak plugging device according to claim 1, wherein: the mounting device (7) comprises two clamping plates (71), the outer surfaces of the clamping plates (71) are fixedly connected with the opposite surfaces of the two fixing plates (74) respectively, the right side surfaces of the fixing plates (74) are fixedly connected with the left ends of the two sliding rods (75) respectively, and the clamping plates (71) are arc-shaped plates.

3. A natural gas pipeline leak plugging device according to claim 2, wherein: two slide bar (75) right-hand member passes two logical groove (6) respectively and respectively with the left surface fixed connection of two limiting plate (77), two slide bar (75) right-hand member has all cup jointed spring (76), two spring (76) right-hand member respectively with the left surface fixed connection of two limiting plate (77), two the left end of spring (76) respectively with the right flank overlap joint of two connecting plates (2).

4. A natural gas pipeline leak plugging device according to claim 2, wherein: two thread seats (72) are fixedly connected to the two clamping plates (71), every two of the four thread seats (72) are in group and are respectively in threaded connection with the two screw rods (73), two sections of threads with opposite spiral directions are arranged on each screw rod (73), and the thread directions of the threaded holes in the thread seats (72) on the upper side and the lower side are opposite.

5. The natural gas pipeline leakage blocking device of claim 1, wherein: the plugging device (3) comprises a fixing rod (31), the right end of the fixing rod (31) is fixedly connected with the inner wall of the right side of the sealing cover (1), and the left end of the fixing rod (31) is fixedly connected with the right side face of the fixing ring (34).

6. A natural gas pipeline leakage plugging device according to claim 5, wherein: fixed ring (34) and gasbag (33) medial surface fixed connection, the left end fixed connection of gasbag (33) and intake pipe (35) and blast pipe (32), the right-hand member of blast pipe (32) and intake pipe (35) all passes the right flank of sealed lid (1) and extends to the right side of sealed lid (1), be provided with discharge valve (38) in blast pipe (32) right-hand member.

7. The natural gas pipeline leakage plugging device of claim 6, wherein: intake pipe (35) right-hand member and air pump (37) go out tuber pipe fixed connection, air pump (37) fixed connection is on mount (36) right side inner wall, mount (36) left surface and the right flank fixed connection of sealed lid (1), air pump (37) input is connected with the output electricity of controller (5), intake pipe (35) inner wall fixedly connected with check valve (39).