CN219062554U

CN219062554U - Natural gas leakage device

Info

Publication number: CN219062554U
Application number: CN202223451663.4U
Authority: CN
Inventors: 姜峰
Original assignee: Yunnan Yixin Energy Group Co ltd
Current assignee: Yunnan Yixin Energy Group Co ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-05-23
Anticipated expiration: 2032-12-23

Abstract

The utility model discloses a natural gas leakage device, which comprises a vent pipe, wherein two pressure dividing plates are fixedly arranged in the vent pipe, a pressure guiding pipe is fixedly connected above the vent pipe close to the two pressure dividing plates, a pressure guiding mechanism for distributing redundant gas is arranged in the pressure guiding pipe, a warning mechanism is arranged on the pressure guiding pipe, the warning mechanism comprises two sliding rods which are slidably arranged in the pressure guiding pipe, a supporting rod is fixedly arranged between the two sliding rods, a U-shaped support is fixedly arranged on the pressure guiding pipe, four sliding grooves are symmetrically arranged at two ends of the U-shaped support, a sliding shaft is slidably arranged between the two sliding grooves, a turnover block is fixedly sleeved on the outer surface of the sliding shaft, and one end of the turnover block is fixedly connected with a warning plate. According to the utility model, the overturning block is pushed to ascend by the air pressure extrusion supporting rod, and when the overturning block ascends to the top end, the overturning block overturns, and the warning sign is converted from vertical to horizontal, so that an operator can observe the air pressure in the pressure relief device conveniently.

Description

Natural gas leakage device

Technical Field

The utility model relates to the technical field of natural gas, in particular to a natural gas leakage device.

Background

The natural gas leakage means that when the natural gas tank is needed, internal pressure medium is removed through a valve or a leakage device, and the purpose of reducing or completely eliminating the internal pressure is achieved.

For a common air release device, when natural gas is released, the pressure of the natural gas can be reduced by discharging a part of natural gas into the pressure release device, and in the pressure reduction process, the pressure release device is used for releasing pressure, an operator cannot observe the pressure received by the pressure release device outside, and therefore the time for completing pressure release cannot be confirmed.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a natural gas leakage device.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a natural gas air release device, includes the breather pipe, fixed mounting has two bleeder plates in the breather pipe, the breather pipe is close to the top fixedly connected with nose tube of two bleeder plates, be equipped with the pressure guiding mechanism of reposition of redundant gas in the nose tube, be equipped with warning mechanism on the nose tube, warning mechanism includes two slide bars of slidable mounting in the nose tube, two the slide bar runs through the surface of nose tube, two fixed mounting has the bracing piece between the one end of slide bar, the nose tube is close to between two slide bars fixed mounting has the U-shaped support, four spouts have been seted up to the both ends symmetry of U-shaped support, the bracing piece runs through two spouts at U-shaped support both ends wherein, slidable mounting has the slide shaft between the other two spouts at U-shaped support both ends, the fixed cover of surface of slide shaft is equipped with the upset piece, the one end fixedly connected with warning sign of upset piece is close to the one end of bracing piece has seted up straight notch, bracing piece slidable mounting is in straight notch, the surface fixedly connected with nose tube's nose tube, one side between the nose tube and the air tank.

As a further scheme of the utility model, the connecting mechanism comprises an L-shaped supporting frame fixedly arranged at the port of the air duct, a screw is rotatably arranged in the L-shaped supporting frame, the screw penetrates through the outer surface of one end of the L-shaped supporting frame, a hand wheel is fixedly arranged at one end of the screw, a clamping block is in threaded connection with the outer surface of the screw, a clamping hole is formed in the clamping block, an air inlet pipe is slidably arranged in the clamping hole, the circumferential caliber of one end of the air inlet pipe, which is close to the air duct, is larger than the horizontal distance of the clamping hole, a rubber sealing ring is fixedly connected with the outer surface of one end of the air inlet pipe, which is close to the air duct, a gas tank is fixedly connected with one end, which is far away from the air duct, of the air tank, a handle is fixedly arranged on the upper surface of the air tank, and the connecting end of the air inlet pipe and the gas tank is provided with an automatic air inlet switching mechanism.

As a further scheme of the utility model, the switch mechanism comprises two fixed blocks fixedly arranged on the side edge of the air inlet pipe close to the air inlet pipe end, a cover plate is rotatably arranged between the two fixed blocks of the air inlet pipe end, four fixed plates are respectively and fixedly arranged on one side of the cover plate far away from the inner wall of the air inlet pipe and the inner wall surface of the upper end of the air inlet pipe, two rotating blocks are rotatably arranged between the four fixed plates, two fixed rods are respectively and fixedly arranged on the outer surface of one side of the two rotating blocks close to each other, a second reset spring is fixedly arranged between the two rotating blocks, and the second reset spring is sleeved on the outer surfaces of the two fixed rods.

As a further scheme of the utility model, the turnover block consists of a square block and a straight groove-shaped block, the straight groove opening is formed in the straight groove-shaped block, the sliding shaft is fixedly arranged in the square block, and the warning board is fixedly connected to the outer surface of one end, far away from the straight groove-shaped block, of the square block.

As a further scheme of the utility model, the pressure guide mechanism comprises a round rod fixedly arranged on the inner wall surface of the pressure guide pipe, one end of the round rod, which is far away from the inner wall surface of the pressure guide pipe, is fixedly connected with a support gasket, the outer surface of the round rod is slidably provided with a pressure guide cylinder, one ends of two sliding rods, which are far away from the outer surface of the pressure guide pipe, are fixedly connected with the outer surface of the pressure guide cylinder, the pressure guide cylinder is arranged at a position right above the support gasket, a first reset spring is fixedly arranged between the pressure guide cylinder and the inner wall surface of the pressure guide pipe, and the first reset spring is sleeved on the outer surfaces of the two sliding rods and the round rod.

As a further scheme of the utility model, the two pressure dividing plates are arranged in the breather pipe in a central symmetry and inclination parallel manner, and a gap is arranged between the two pressure dividing plates.

The beneficial effects of the utility model are as follows:

1. two sliding rods in the pressure guide cylinder are lifted through air pressure extrusion, the supporting rods are driven to push the overturning block straight groove-shaped blocks to lift, and when the lifting rod is lifted to the top end, the supporting rods slide in the overturning block straight groove openings, so that the overturning block square shape rotates by taking the sliding shaft as the circle center, the warning sign is converted into the level from the vertical direction, and an operator can observe the air pressure in the pressure relief device conveniently.

2. The screw rod on the L-shaped supporting frame is driven to rotate by rotating the hand wheel, so that the port of the air inlet pipe 1 on the clamping block is attached to the air guide pipe, and the air guide pipe and the air inlet pipe are convenient to assemble and disassemble.

3. Through the air pressure extrusion apron, make the commentaries on classics piece on the apron promote the commentaries on classics piece of second reset spring extrusion gas pitcher inner wall upper surface, when too high pressure gas input is accomplished, the second reset spring is owing to elasticity reset promotion apron rotate the inner wall of laminating gas pitcher, makes its closure, prevents that natural gas in the gas pitcher from leaking.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a natural gas venting device according to the present utility model;

FIG. 2 is a cross-sectional view of a natural gas venting device according to the present utility model;

FIG. 3 is a cross-sectional view of a warning mechanism of a natural gas venting device according to the present utility model;

fig. 4 is a schematic structural diagram of a connection mechanism of a natural gas venting device according to the present utility model;

FIG. 5 is a cross-sectional view of the interior of a tank of a natural gas venting device in accordance with the present utility model;

FIG. 6 is an enlarged view of the structure at A in FIG. 1;

fig. 7 is an enlarged view of the structure at B in fig. 5.

In the figure: 1. a vent pipe; 2. a split plate; 3. a support pad; 4. a pressure guiding cylinder; 5. a round bar; 6. a slide bar; 7. a first return spring; 8. a pressure guiding pipe; 9. a support rod; 10. a turnover block; 11. a U-shaped bracket; 12. a slide shaft; 13. a warning board; 14. a chute; 15. an air duct; 16. an air inlet pipe; 17. an L-shaped support frame; 18. a screw; 19. a hand wheel; 20. clamping blocks; 21. a rubber seal ring; 22. a gas tank; 23. a handle; 24. a fixed block; 25. a cover plate; 26. a fixing plate; 27. a rotating block; 28. a fixed rod; 29. a second return spring; 30. a straight slot.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

Examples

Referring to fig. 1-7, a natural gas leakage device comprises a vent pipe 1, two pressure dividing plates 2 are fixedly installed in the vent pipe 1, a pressure guide pipe 8 is fixedly connected to the upper portion of each pressure dividing plate 2, a pressure guide mechanism for dividing redundant gas is arranged in each pressure guide pipe 8, a warning mechanism is arranged on each pressure guide pipe 8 and comprises two sliding rods 6 which are slidably installed in each pressure guide pipe 8, the two sliding rods 6 penetrate through the outer surfaces of the pressure guide pipes 8, a supporting rod 9 is fixedly installed between one ends of the two sliding rods 6, a U-shaped support 11 is fixedly installed between the two sliding rods 6 and is adjacent to each pressure guide pipe 8, four sliding grooves 14 are symmetrically formed in two ends of each U-shaped support 11, each supporting rod 9 penetrates through two sliding grooves 14 in two ends of each U-shaped support 11, a sliding shaft 12 is slidably installed between the other sliding grooves 14 in two ends of each U-shaped support 11, a turnover block 10 is fixedly sleeved on the outer surface of each sliding shaft 12, one end of each turnover block 10 is fixedly connected with a warning plate 13, so that an operator observes the air pressure in the device, one end of each turnover block 10 is adjacent to each pressure guide pipe 9, a notch 30 is formed in each pressure guide pipe 9, a straight groove 22 is fixedly connected with each pressure guide pipe 15, and one side of the air guide rods is fixedly connected with each air guide pipe 15.

In this embodiment, the turnover block 10 is composed of a square block and a straight groove block, the straight groove opening 30 is formed in the straight groove block, the sliding shaft 12 is fixedly installed in the square block, and the warning board 13 is fixedly connected to the outer surface of one end of the square block far away from the straight groove block.

In this embodiment, the pressure guiding mechanism includes the round bar 5 of fixed mounting at impulse pipe 8 inner wall surface, the one end fixed connection support gasket 3 of impulse pipe 8 inner wall surface is kept away from to the round bar 5, the surface slidable mounting of round bar 5 has the pressure guiding cylinder 4, the one end fixed connection of the outer surface of impulse pipe 8 is kept away from to two slide bars 6 is on the surface of pressure guiding cylinder 4, the position setting directly over support gasket 3 of pressure guiding cylinder 4, fixed mounting has first reset spring 7 between pressure guiding cylinder 4 and impulse pipe 8 inner wall surface, can accomplish when carrying at too high pressure gas, the resilience makes pressure guiding cylinder 4 reset, the surface at two slide bars 6 and round bar 5 is established to first reset spring 7 cover.

In this embodiment, two pressure dividing plates 2 are arranged in the breather pipe 1 in a central symmetry and inclination parallel manner, and a gap is arranged between the two pressure dividing plates 2, so that the flow of gas pressure is convenient.

In this embodiment, coupling mechanism includes the L-shaped support frame 17 of fixed mounting at the air duct 15 port, the screw rod 18 is installed in L-shaped support frame 17 internal rotation, screw rod 18 runs through the surface of L-shaped support frame 17 one end, the one end fixed mounting of screw rod 18 has hand wheel 19, the clamp block 20 of surface threaded connection of screw rod 18, the clamp hole has been seted up in the clamp block 20, the intake pipe 16 is installed in the clamp hole in the slip, be convenient for easy dismounting between intake pipe 16 and the air duct 15, the one end circumference bore that intake pipe 16 is close to air duct 15 is greater than the horizontal distance of clamp hole, the one end surface fixed connection that intake pipe 16 is close to air duct 15 has rubber sealing ring 21, the one end fixedly connected with gas pitcher 22 that air duct 15 was kept away from to intake pipe 16, the upper surface fixed mounting of gas pitcher 22 has handle 23, be convenient for portable gas pitcher 22, make gas pitcher 22 conveniently carry, the link between intake pipe 16 and gas pitcher 22 is equipped with automatic inlet switch mechanism.

In this embodiment, the switch mechanism includes two fixed blocks 24 fixedly installed on the side edge of the air tank 22 near the air inlet pipe 16, a cover plate 25 is rotatably installed between the two fixed blocks 24 at the air inlet pipe 16, four fixed plates 26 are fixedly installed on one side of the cover plate 25 far away from the inner wall of the air inlet pipe 16 and the inner wall surface of the upper end of the air tank 22 respectively, two rotating blocks 27 are rotatably installed between the four fixed plates 26, two fixed rods 28 are fixedly installed on the outer surface of one side of the two rotating blocks 27 close to each other respectively, so that the second return spring 29 is not easy to deviate during extrusion, the cover plate 25 cannot be overturned, a second return spring 29 is fixedly installed between the two rotating blocks 27, and the second return spring 29 is sleeved on the outer surfaces of the two fixed rods 28.

From the above description, it can be seen that the above-mentioned embodiment of the present utility model achieves the following technical effects that when the pressure of the natural gas tank is too high, the too high pressure gas enters the vent pipe 1, through the circuitous partial pressure of the two partial pressure plates 2, the normal pressure gas is normally discharged from the other end of the vent pipe 1, the too high pressure gas slides on the round rod 5 while pressing the pressure guide cylinder 4 on the support gasket 3 through the gap between the two partial pressure plates 2, and enters the pressure guide pipe 8, when the level of the bottom end surface of the pressure guide cylinder 4 at the bottom end of the pressure guide pipe 8 is higher than the level of the port of the gas guide pipe 15, the too high pressure gas pushes the cover plate 25 between the two fixed blocks 24 at the side of the gas tank 22 to turn over via the gas inlet pipe 16, so that the too high pressure gas enters the gas tank 22, when the too high pressure gas presses the cover plate 25 into the gas tank 22, the rotating block 27 between the two fixed blocks 26 on the cover plate 25 pushes the second reset spring 29 to press the rotating block 27 between the two fixed blocks 26 on the inner wall of the gas tank 22, when the too high pressure gas is input into the pressure gas tank 22, and the rotating the second reset spring 26 pushes the rotating block 26 to complete the rotation of the gas tank, thereby preventing the gas from being fixed by the rotating the cover plate 22; meanwhile, in the process that the pressure guide cylinder 4 in the pressure guide pipe 8 ascends, the two sliding rods 6 in the pressure guide cylinder 4 are driven to ascend on the outer surface of the pressure guide pipe 8, the supporting rod 9 between the two sliding rods 6 pushes the overturning block 10 to ascend along the two sliding grooves 14, the sliding shaft 12 in the overturning block 10 is driven to ascend in the other two sliding grooves 14, when the sliding shaft 12 ascends to the top point in the other two sliding grooves 14, the supporting rod 9 pushes the overturning block 10 to ascend because the top point height of the two sliding grooves 14 is higher than the top point height of the other two sliding grooves 14, the supporting rod 9 slides in the straight slot opening 30, the overturning block 10 is driven to ascend in a straight slot block, the overturning block 10 is enabled to rotate by taking the sliding shaft 12 as a circle center, the alarming plate 13 is enabled to be converted into a horizontal state from a vertical state, the marking surface of the alarming plate 13 is enabled to be horizontally displayed, and is convenient to observe, when the input of the excessive pressure gas is completed, the first reset spring 7 enables the pressure guide cylinder 4 to be extruded by the first reset spring 7 to fall onto the supporting gasket 3 due to the rebound effect, the side edge of the supporting gasket 3 and the gas pipe 15 can be prevented from entering the vent pipe 1; through rotating the hand wheel 19, the screw rod 18 on the L-shaped supporting frame 17 rotates to drive the air inlet pipe 16 on the clamping block 20 to be close to the air guide pipe 15, so that the port of the air inlet pipe 16 is attached to the air guide pipe 15, and the air guide pipe 15 and the air inlet pipe 16 are convenient to assemble and disassemble.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be capable of being practiced otherwise than as specifically illustrated and described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a natural gas leakage device, includes breather pipe (1), its characterized in that, fixed mounting has two bleeder plates (2) in breather pipe (1), breather pipe (1) are close to the top fixedly connected with pressure guiding tube (8) of two bleeder plates (2), be equipped with the pressure guiding mechanism of reposition of redundant personnel gas in pressure guiding tube (8), be equipped with warning mechanism on pressure guiding tube (8), warning mechanism includes two slide bars (6) of slidable mounting in pressure guiding tube (8), two slide bars (6) run through the surface of pressure guiding tube (8), two fixed mounting has bracing piece (9) between the one end of slide bar (6), pressure guiding tube (8) are close to between two slide bars (6) fixed mounting have U-shaped support (11), four spouts (14) have been seted up to the both ends symmetry of U-shaped support (11), two of two slide bars (9) run through at U-shaped support (11) both ends are equipped with warning mechanism, two slide bars (14) are run through the surface of two slide bars (10) between two slide bars (6), the one end of a roll-over piece (10) has a roll-over sleeve (10) is seted up to the one end (10), the support rod (9) is slidably mounted in the straight notch (30), the outer surface of the pressure guide pipe (8) is fixedly connected with an air guide pipe (15), one side of the air guide pipe (15) is provided with an air tank (22), and a connecting mechanism is arranged between the air tank (22) and the pressure guide pipe (8).

2. A natural gas venting device according to claim 1, characterized in that the turning block (10) consists of a square block and a straight groove-shaped block, the straight groove opening (30) is formed in the straight groove-shaped block, the sliding shaft (12) is fixedly arranged in the square block, and the warning board (13) is fixedly connected to the outer surface of one end of the square block far away from the straight groove-shaped block.

3. The natural gas leakage device according to claim 1, wherein the pressure guiding mechanism comprises a round rod (5) fixedly mounted on the inner wall surface of the pressure guiding pipe (8), one end of the round rod (5) away from the inner wall surface of the pressure guiding pipe (8) is fixedly connected with a supporting gasket (3), the outer surface of the round rod (5) is slidably provided with a pressure guiding cylinder (4), one ends of the two sliding rods (6) away from the outer surface of the pressure guiding pipe (8) are fixedly connected to the outer surface of the pressure guiding cylinder (4), the pressure guiding cylinder (4) is arranged at a position right above the supporting gasket (3), a first return spring (7) is fixedly mounted between the pressure guiding cylinder (4) and the inner wall surface of the pressure guiding pipe (8), and the first return spring (7) is sleeved on the outer surfaces of the two sliding rods (6) and the round rod (5).

4. A natural gas venting device according to claim 1, characterized in that two pressure dividing plates (2) are arranged in parallel in a central symmetry and inclination manner in the vent pipe (1), and a gap is arranged between the two pressure dividing plates (2).

5. The natural gas leakage device according to claim 1, wherein the connecting mechanism comprises an L-shaped supporting frame (17) fixedly installed at a port of the gas guide tube (15), a screw rod (18) is rotatably installed on the outer surface of one end of the L-shaped supporting frame (17), the screw rod (18) penetrates through the outer surface of one end of the L-shaped supporting frame (17), a hand wheel (19) is fixedly installed on one end of the screw rod (18), a clamping block (20) is in threaded connection with the outer surface of the screw rod (18), a clamping hole is formed in the clamping block (20), a gas inlet tube (16) is installed in the clamping hole in a sliding mode, the circumferential caliber of one end, close to the gas guide tube (15), of the gas inlet tube (16) is larger than the horizontal distance of the clamping hole, a rubber sealing ring (21) is fixedly connected to the outer surface of one end, close to the gas guide tube (15), of the gas inlet tube (16), far away from the gas guide tube (15), of the gas tank (22), a handle (23) is fixedly installed on the upper surface of the gas tank (22), and the connecting end of the gas inlet tube (16) is provided with a gas inlet mechanism.

6. The natural gas leakage device according to claim 5, wherein the switching mechanism comprises two fixing blocks (24) fixedly installed on the side edge of the gas tank (22) close to the gas inlet pipe (16), a cover plate (25) is rotatably installed between the two fixing blocks (24) at the gas inlet pipe (16), four fixing plates (26) are fixedly installed on one side, far away from the inner wall of the gas inlet pipe (16), of the cover plate (25) and on the inner wall surface of the upper end of the gas tank (22), two rotating blocks (27) are rotatably installed between the four fixing plates (26), two fixing rods (28) are fixedly installed on the outer surfaces of the side, close to each other, of the two rotating blocks (27), second reset springs (29) are fixedly installed between the two rotating blocks (27), and the second reset springs (29) are sleeved on the outer surfaces of the two fixing rods (28).