CN219501891U

CN219501891U - Explosion-proof flame arrester for pipeline

Info

Publication number: CN219501891U
Application number: CN202222925989.XU
Authority: CN
Inventors: 陈剑
Original assignee: Jiangsu Shengding Environmental Engineering Technology Co ltd
Current assignee: Jiangsu Shengding Environmental Engineering Technology Co ltd
Priority date: 2022-11-03
Filing date: 2022-11-03
Publication date: 2023-08-11
Anticipated expiration: 2032-11-03

Abstract

The utility model relates to an explosion-proof flame arrester for pipelines, which comprises a first pipeline, a pressure discharging mechanism, a pressure stabilizing mechanism and a flame arrester body, wherein a second pipeline is fixedly connected to the outer side of the first pipeline, the pressure discharging mechanism is arranged in the second pipeline, a third pipeline is fixedly connected to one side, far away from the second pipeline, of the first pipeline, the pressure stabilizing mechanism is arranged in the third pipeline, the flame arrester body is arranged at the top of the first pipeline, and the pressure discharging mechanism comprises a first piston plate, a first spring and a piston rod. The pipeline explosion-proof flame arrester has the beneficial effects that the problems that in the prior art, the pipeline explosion-proof flame arrester only adopts the flame arrester to play a role in explosion prevention and flame resistance on a pipeline through the fastening structure, and the pressure relief structure is lacking, so that when the pipeline pressure is too high or the flame arrester is aged, a certain potential safety hazard exists in the pipeline explosion-proof flame arrester, and accidents are seriously happened, so that personnel or economy are lost are solved.

Description

Explosion-proof flame arrester for pipeline

Technical Field

The utility model relates to the technical field of flame arresters, in particular to an explosion-proof flame arrester for a pipeline.

Background

Through retrieving, chinese patent discloses an explosion-proof flame arrester (grant bulletin number CN 216755256U) for pipeline safety, this patent technology is novel structure compactness for flame arrester obtains multiple connection with the connecting pipe, through the rotation of bull stick, make connecting pipe and mounting panel be connected compactly, improve the compactedness and the leakproofness of connection, but, this patent technology is in actual application process, pipeline explosion-proof flame arrester only adopts the flame arrester to play the effect of explosion-proof flame arrester through fastening structure in order to play the pipeline, lack pressure release structure, when pipeline pressure is too big or flame arrester ages, pipeline explosion-proof flame arrester just has certain potential safety hazard, seriously, more can take place the accident, cause personnel or economic loss.

Disclosure of Invention

In view of the foregoing problems with the prior art, a primary object of the present utility model is to provide a conduit explosion-proof flame arrester.

The technical scheme of the utility model is as follows: the utility model provides an explosion-proof flame arrester of pipeline, includes first pipeline, arranges pressure mechanism, steady voltage mechanism and flame arrester body, the outside fixedly connected with second pipeline of first pipeline, arrange pressure mechanism and set up the inside at the second pipeline, one side fixedly connected with third pipeline of second pipeline is kept away from to first pipeline, steady voltage mechanism sets up the inside at the third pipeline, the top of first pipeline is provided with the flame arrester body, arrange pressure mechanism includes first piston board, first spring and piston rod.

As a preferred implementation mode, the one end fixedly connected with alarm control box of first pipeline is kept away from to the second pipeline, the inner wall sliding connection of second pipeline has first piston board, one side fixedly connected with piston rod of first piston board, the one end that the piston rod kept away from first piston board extends to the inside of alarm control box and with alarm control box sliding connection, the outside of piston rod just is located the cover between first piston board and the alarm control box and has first spring, the gas vent has been seted up in the outside of first pipeline and in the inside of second pipeline, the gas outlet has been seted up to the upper surface of second pipeline.

As a preferred embodiment, the steady voltage mechanism includes second spring, second piston board and filter screen, the inside of third pipeline just is located the outer wall fixedly connected with second spring of first pipeline, the other end fixedly connected with second piston board of second spring, the inner wall and the second piston board sliding connection of second pipeline, the one end fixed mounting that first pipeline was kept away from to the second pipeline has the filter screen, the bottom fixed mounting of second pipeline has the intake pipe, the one end that the second pipeline was kept away from to the intake pipe extends to the inside of first pipeline.

As a preferable implementation mode, a button is fixedly arranged on one side, far away from the piston rod, of the inner wall of the alarm control box, a buzzer is fixedly arranged on the top of the alarm control box, and a pressure gauge is fixedly arranged on the outer side of the alarm control box.

Four first threaded holes are formed in the bottom of the first pipeline at equal intervals.

As a preferred embodiment, the bottom of the first pipe is provided with four first threaded holes at equal intervals.

As a preferred embodiment, the top of the first pipeline is connected with a flame arrester body through screws, and four second threaded holes are formed in the top of the flame arrester body at equal intervals.

Compared with the prior art, the utility model has the advantages and positive effects that,

according to the utility model, the pressure discharging mechanism and the pressure stabilizing mechanism are arranged, when the pressure in the pipe is overlarge, the first piston in the second pipe can slide leftwards under the action of the pressure in the pipe, meanwhile, the first spring and the piston rod are extruded, when the pressure is to a certain degree, the first piston plate is pushed to the other side of the air outlet pipe on the second pipe, at the moment, the first pipe can be discharged to the outside through the second pipe, when the pressure is continuously increased, the piston rod touches the button under the pushing of the pressure to trigger the buzzer alarm, when the pressure in the pipe is negative, the second piston in the third pipe can extrude the second spring until reaching the other side of the air inlet pipe, at the moment, external air can enter the pipe through the filter to balance the pressure in the pipe, and the flame arrester body is arranged above the first pipe, after flame enters the flame arrester body, the flame is divided into a plurality of fine flame flows by the fine channels and gaps in the flame arrester body, and due to the heat transfer effect, the flame flow is automatically extinguished, so that the flame-proof and flame-retarding functions of the pipe are very good, and the flame-retarding safety of the pipe is greatly improved compared with the traditional device.

Drawings

FIG. 1 is a perspective view of a pipe explosion-proof flame arrester according to the present utility model;

FIG. 2 is a front cross-sectional view of a pipe explosion-proof flame arrester according to the present utility model;

FIG. 3 is a front view of a pipe explosion-proof flame arrester according to the present utility model;

fig. 4 is an enlarged view of a portion a of the explosion-proof flame arrester for a pipeline according to the present utility model.

Legend description: 1. a first pipe; 2. a second pipe; 3. a third conduit; 4. an alarm control box; 5. a first piston plate; 6. a first spring; 7. a piston rod; 8. a button; 9. a buzzer; 10. a second spring; 11. a second piston plate; 12. a filter screen; 13. a first threaded hole; 14. an air inlet pipe; 15. an exhaust port; 16. a flame arrester body; 17. a second threaded hole; 18. a pressure gauge.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The utility model will be further described with reference to the drawings and the specific embodiments

Example 1

As shown in fig. 1, 2, 3 and 4, the present utility model provides a technical solution: including first pipeline 1, row's pressure mechanism, steady voltage mechanism and flame arrester body 16, the outside fixedly connected with second pipeline 2 of first pipeline 1, row's pressure mechanism sets up in the inside of second pipeline 2, and one side fixedly connected with third pipeline 3 of second pipeline 2 is kept away from to first pipeline 1, and steady voltage mechanism sets up in the inside of third pipeline 3, and the top of first pipeline 1 is provided with flame arrester body 16, and row's pressure mechanism includes first piston board 5, first spring 6 and piston rod 7.

In this embodiment, when the pressure in the first pipe 1 is too high, the pressure in the pipe is released through the pressure discharging mechanism, so that the pipe is not burst due to too high pressure, when the pressure in the pipe is continuously increased to a certain extent, the buzzer 9 is triggered to give an alarm, when the pressure stabilizing device at one side of the pressure discharging device is far away from the negative pressure in the first pipe 1, the outside air enters the pipe through the filter screen 12 to balance the pressure in the first pipe 1, and after the flame enters the flame arrester body 16, the flame is divided into a plurality of fine flame flows by the fine channels and gaps in the flame arrester body 16, and due to the heat transfer effect, the flame flows are automatically extinguished, so that the pipe has a good anti-explosion and flame-retardant function, and the safety of the anti-explosion and flame-retardant of the pipe is greatly improved compared with the traditional device.

Example 2

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, one end of the second pipeline 2 far away from the first pipeline 1 is fixedly connected with an alarm control box 4, the inner wall of the second pipeline 2 is slidably connected with a first piston plate 5, one side of the first piston plate 5 is fixedly connected with a piston rod 7, one end of the piston rod 7 far away from the first piston plate 5 extends to the inside of the alarm control box 4 and is slidably connected with the alarm control box 4, a first spring 6 is sleeved between the first piston plate 5 and the alarm control box 4 outside the piston rod 7, an exhaust port 15 is formed in the outside of the first pipeline 1 and in the inside of the second pipeline 2, and an air outlet is formed in the upper surface of the second pipeline 2.

In this embodiment, when the pressure in the pipe is too high, the pressure in the first pipe 1 enters the second pipe 2 along with the exhaust port 15, the first piston plate 5 slides leftwards under the action of the pressure in the second pipe 2, and simultaneously presses the first spring 6 and the piston rod 7, when the pressure is to a certain extent, the first piston plate 5 is pushed to the other side of the air outlet on the second pipe 2, and at this time, the first pipe 1 is discharged to the outside through the second pipe 2, so as to reduce the pressure in the pipe.

Example 3

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the voltage stabilizing mechanism comprises a second spring 10, a second piston plate 11 and a filter screen 12, the second spring 10 is fixedly connected to the inner wall of the third pipeline 3 and located on the outer wall of the first pipeline 1, the second piston plate 11 is fixedly connected to the other end of the second spring 10, the inner wall of the second pipeline 2 is slidably connected with the second piston plate 11, the filter screen 12 is fixedly mounted at one end, away from the first pipeline 1, of the second pipeline 2, the air inlet pipe 14 is fixedly mounted at the bottom of the second pipeline 2, and one end, away from the second pipeline 2, of the air inlet pipe 14 extends to the inner portion of the first pipeline 1.

In this embodiment, when the inside of the first pipe 1 is negatively pressurized, the second piston plate 11 in the third pipe 3 presses the second spring 10 until reaching the other side of the intake pipe 14, at which time, outside air is introduced into the first pipe 1 through the filter mesh 12 to balance the pressure in the pipe.

Example 4

As shown in fig. 1, 2, 3 and 4, a button 8 is fixedly arranged on one side, far away from the piston rod 7, of the inner wall of the alarm control box 4, a buzzer 9 is fixedly arranged on the top of the alarm control box 4, and a pressure gauge 18 is fixedly arranged on the outer side of the alarm control box 4.

In the present embodiment, the first piston plate 5 is made to press the first spring 6 and simultaneously push the piston rod 7 to touch the button 8, when the pressure increases to a certain extent, the piston rod 7 touches the button 8 under the pushing of the pressure, the buzzer 9 is triggered to alarm, and the pressure gauge 18 is arranged outside the alarm control box 4 to monitor the pressure inside the pipeline.

Example 5

As shown in fig. 1, 2, 3 and 4, the bottom of the first pipe 1 is provided with four first threaded holes 13 at equal intervals.

In this embodiment, a closed conduit passage is formed by the connection of the first screw hole 13 to the conduit.

Example 6

As shown in fig. 1, 2, 3 and 4, the top of the first pipeline 1 is connected with a flame arrester body 16 through screws, and four second threaded holes 17 are formed in the top of the flame arrester body 16 at equal intervals.

In this embodiment, when the flame enters the flame arrestor body 16, it is divided into a number of fine flame flows by fine passages and slits in the flame arrestor body 16, and the flame flows are automatically extinguished due to the heat transfer.

Working principle:

as shown in fig. 1, fig. 2, fig. 3 and fig. 4, when the pressure in the pipe is too large, the pressure in the first pipe 1 enters the second pipe 2 along with the exhaust port 15, the first piston plate 5 slides leftwards under the action of the pressure in the second pipe 2, and simultaneously presses the first spring 6 and the piston rod 7, when the pressure is to a certain extent, the first piston plate 5 is pushed to the other side of the air outlet on the second pipe 2, at this moment, the first pipe 1 can discharge pressure to the outside through the second pipe 2, when the pressure continues to increase, the piston rod 7 touches the button 8 under the pushing of the pressure, the buzzer 9 is triggered to alarm, when the pressure in the first pipe 1 is negative, the second piston plate 11 in the third pipe 3 can press the second spring 10 until reaching the other side of the air inlet pipe 14, at this moment, external air can enter the first pipe 1 through the filter screen 12, and the upper part of the first pipe 1 is provided with the flame arrester body 16, after the flame enters the flame arrester body 16, the flame is separated into a plurality of tiny flame flows by the tiny channels and gaps in the flame arrester body 16, and the flame flows automatically, and the flame arrester device has a very good flame arrester quality and flame arrester quality is improved compared with the traditional flame arrester device.

Finally, it should be noted that: the embodiments described above are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced with equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. The utility model provides an explosion-proof flame arrester of pipeline, includes first pipeline (1), arranges pressure mechanism, steady voltage mechanism and flame arrester body (16), its characterized in that: the utility model discloses a fire-fighting device is characterized in that a second pipeline (2) is fixedly connected with the outside of a first pipeline (1), a pressure discharging mechanism is arranged in the second pipeline (2), one side of the second pipeline (2) is fixedly connected with a third pipeline (3) away from the first pipeline (1), a pressure stabilizing mechanism is arranged in the third pipeline (3), a fire-fighting device body (16) is arranged at the top of the first pipeline (1), and the pressure discharging mechanism comprises a first piston plate (5), a first spring (6) and a piston rod (7).

2. A pipeline explosion-proof flame arrester as claimed in claim 1, wherein: the one end fixedly connected with alarm control box (4) of first pipeline (1) is kept away from to second pipeline (2), the inner wall sliding connection of second pipeline (2) has first piston board (5), one side fixedly connected with piston rod (7) of first piston board (5), the one end that first piston board (5) was kept away from to piston rod (7) extends to the inside of alarm control box (4) and with alarm control box (4) sliding connection, the outside of piston rod (7) just is located and overlaps between first piston board (5) and alarm control box (4) has first spring (6), gas vent (15) have been seted up in the outside of first pipeline (1) and in the inside of second pipeline (2), gas outlet has been seted up to the upper surface of second pipeline (2).

3. A pipeline explosion-proof flame arrester as claimed in claim 2, wherein: the pressure stabilizing mechanism comprises a second spring (10), a second piston plate (11) and a filter screen (12), wherein the second spring (10) is fixedly connected to the inner side of the third pipeline (3) and is positioned on the outer wall of the first pipeline (1), the second piston plate (11) is fixedly connected to the other end of the second spring (10), the inner wall of the second pipeline (2) is slidably connected with the second piston plate (11), the filter screen (12) is fixedly mounted on the end, away from the first pipeline (1), of the second pipeline (2), an air inlet pipe (14) is fixedly mounted on the bottom of the second pipeline (2), and one end, away from the second pipeline (2), of the air inlet pipe (14) extends to the inner side of the first pipeline (1).

4. A pipeline explosion-proof flame arrester as claimed in claim 2, wherein: one side of the inner wall of the alarm control box (4) far away from the piston rod (7) is fixedly provided with a button (8), the top of the alarm control box (4) is fixedly provided with a buzzer (9), and the outer side of the alarm control box (4) is fixedly provided with a pressure gauge (18).

5. A pipe explosion-proof flame arrester as claimed in claim 3, wherein: four first threaded holes (13) are formed in the bottom of the first pipeline (1) at equal intervals.

6. A pipeline explosion-proof flame arrester as in claim 5, wherein: the top of first pipeline (1) is connected with flame arrester body (16) through the screw, the top equidistance of flame arrester body (16) is provided with four second screw holes (17).