CN221037986U - Pressure loss and ventilation quantity inspection device of flame arrester - Google Patents
Pressure loss and ventilation quantity inspection device of flame arrester Download PDFInfo
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- CN221037986U CN221037986U CN202322884771.9U CN202322884771U CN221037986U CN 221037986 U CN221037986 U CN 221037986U CN 202322884771 U CN202322884771 U CN 202322884771U CN 221037986 U CN221037986 U CN 221037986U
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- 238000009423 ventilation Methods 0.000 title claims abstract description 24
- 238000007689 inspection Methods 0.000 title claims abstract description 10
- 238000004891 communication Methods 0.000 claims abstract description 36
- 230000009970 fire resistant effect Effects 0.000 claims description 8
- 238000012795 verification Methods 0.000 claims description 4
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims 1
- 239000003063 flame retardant Substances 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 15
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 230000000979 retarding effect Effects 0.000 abstract 3
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000004880 explosion Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Fire-Detection Mechanisms (AREA)
Abstract
The utility model provides a pressure loss and ventilation quantity inspection device of a flame arrester, which belongs to the technical field of flame arrester detection and comprises a high-pressure air pump and a flame arrester pipeline; the fire-retarding pipeline comprises a communication pipeline and a fire retarding device to be detected, wherein the fire retarding device to be detected is arranged on the communication pipeline, and pipeline switches are arranged on the communication pipeline at two sides of the fire retarding device to be detected; the communication pipelines between the flame arresters to be detected and the pipeline switches are provided with power bar flow meters; pressure sensors are arranged on the cavity walls on two sides of the fire-retarding net inside the fire-retarding device to be detected; the communication pipeline extends into cavities at two sides of a fire-retarding net inside the fire-retarding device to be detected; the communication pipeline is provided with a flange plate which is matched and fixed with the flange of the end face of the flame arrester to be detected; the inspection device can solve the problems that the existing flame arrester detection equipment needs too many structures, the detection process is complicated, and the ventilation and pressure loss cannot be synchronously detected.
Description
Technical Field
The utility model belongs to the technical field of flame arrester detection, and particularly relates to a device for detecting pressure loss and ventilation of a flame arrester.
Background
Flame arresters (Flame arrestor) are a safety device for controlling and preventing flame propagation. It is widely used in many industrial and commercial applications to ensure the safety of equipment and systems and to prevent fires and explosions. Flame arrestors are effective in preventing flame propagation in pipes, ventilation systems, tanks and other vessels and ensuring that the flame burns only in specific places. The foremost of flame arresters is leakage control and explosion prevention, and if a pipeline system leaks, leaked media can spread at a very high speed like flame burning and cause fire or explosion; if the gas explodes for internal reasons, the flame arrestor is required to block the explosion process, so that the loss is reduced. At present, when the performance of the flame arrester is detected, the ventilation amount of the flame arrester and the pressure drop of the flame arrester are detected by a plurality of devices in sequence; the detection process is complicated, and the number of detection devices needed is excessive.
Disclosure of utility model
In view of the above, the utility model provides a device for detecting pressure loss and ventilation quantity of a flame arrester, which can solve the problems that the existing flame arrester detection equipment needs too many structures, so that the detection process is complicated and the ventilation quantity and the pressure loss cannot be synchronously detected.
The utility model is realized in the following way:
The utility model provides a pressure loss and ventilation quantity inspection device of a flame arrester, which comprises a high-pressure air pump and a flame-arresting pipeline; the fire-retarding pipeline comprises a communication pipeline and a fire-retarding device to be detected, wherein the fire-retarding device to be detected is fixedly connected to the communication pipeline in a plugging manner, and pipeline switches are fixedly connected to the communication pipelines on two sides of the fire-retarding device to be detected in a plugging manner; the communication pipelines between the flame arresters to be detected and the pipeline switches are provided with power bar flow meters; pressure sensors are arranged on the cavity walls on two sides of the fire-retarding net inside the fire-retarding device to be detected; the communication pipeline extends into cavities at two sides of the fire-retarding net inside the fire-retarding device to be detected.
The pressure loss and ventilation quantity inspection device of the flame arrester has the following technical effects: by arranging the high-pressure air pump, the air flow is provided to the fire-resistant pipeline and the air pressure in the pipeline is increased; the control of opening and closing of the passage is realized by arranging the management switch; by arranging the Willebrand flowmeter, the gas flow passing through the flame arrester to be detected is detected; by providing a pressure sensor, detection of the pressure of the inner space in the closed state of the passage is achieved.
Based on the technical scheme, the pressure loss and ventilation quantity inspection device of the flame arrester can be further improved as follows:
And the communication pipeline is provided with a flange plate which is matched and fixed with the flange of the end face of the flame arrester to be detected.
The beneficial effects of adopting above-mentioned improvement scheme are: through setting up the ring flange, cooperate with waiting to detect the spark arrester and realize the fixed between communication pipeline and the spark arrester that waits to detect.
Further, a rubber ring is also arranged, and the rubber ring is sleeved and mounted on the communication pipeline and is positioned between the flange of the end face of the flame arrester to be detected and the flange plate.
The beneficial effects of adopting above-mentioned improvement scheme are: by arranging the rubber ring, the sealing of the pipeline joint is realized.
Further, it is characterized by also having a three-way valve; two fire-resistant pipelines are arranged, two ends of the two fire-resistant pipelines are communicated through the three-way valve, and one end of the two fire-resistant pipelines is connected with the high-pressure air pump through the three-way valve; the other end of the three-way valve is connected with the pipeline switch through the communication pipeline.
The beneficial effects of adopting above-mentioned improvement scheme are: by arranging the three-way valve, connection between two fire-retarding pipelines and connection between the fire-retarding pipelines and the high-pressure air pump are realized.
Compared with the prior art, the pressure loss and ventilation quantity checking device for the flame arrester has the beneficial effects that: by arranging the high-pressure air pump, the air flow is provided to the fire-resistant pipeline and the air pressure in the pipeline is increased; the control of opening and closing of the passage is realized by arranging the management switch; by arranging the Willebrand flowmeter, the gas flow passing through the flame arrester to be detected is detected; by arranging the pressure sensor, the pressure of the inner space is detected in the closed state of the passage; the sealing of the pipeline connection part is realized by arranging the rubber ring; by arranging the three-way valve, connection between two fire-retarding pipelines and connection between the fire-retarding pipelines and the high-pressure air pump are realized.
Drawings
FIG. 1 is a schematic diagram of a fire arrestor circuit configuration of a fire arrestor pressure loss and ventilation verification device;
FIG. 2 is a schematic view of the overall structure of a first embodiment of a pressure loss and ventilation verification device for a flame arrester;
FIG. 3 is a schematic diagram of the overall structure of a second embodiment of a flame arrester pressure loss and ventilation verification device;
FIG. 4 is a cross-sectional view of a portion of a structure;
In the drawings, the list of components represented by the various numbers is as follows:
10. A high pressure air pump; 20. a communication pipe; 21. a flange plate; 22. a rubber ring; 30. a flame arrester to be detected; 40. a pipeline switch; 50. a wiliba flowmeter; 60. a pressure sensor; 70. and a three-way valve.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1 and 2, a first embodiment of a pressure loss and ventilation amount checking device for a flame arrester provided by the utility model comprises a high-pressure air pump 10 and a flame arrester pipeline in the embodiment; the fire-retarding pipeline comprises a communication pipeline 20 and a fire-retarding device 30 to be detected, which is fixedly arranged on the communication pipeline 20 in a plugging manner, and pipeline switches 40 are fixedly arranged on the communication pipeline 20 on both sides of the fire-retarding device 30 to be detected in a plugging manner; the communication pipeline 20 between the flame arrester 30 and the pipeline switch 40 to be detected is sleeved with a power bar flowmeter 50, a sensing detection part of the power bar flowmeter 50 is positioned in the communication pipeline 20, and an overhanging rod part of the power bar flowmeter 50 is positioned outside the communication pipeline 20; the pressure sensors 60 are fixedly arranged on the cavity walls on two sides of the fire-retarding net inside the fire-retarding device 30 to be detected, and the display part of the pressure sensors 60 is positioned outside the fire-retarding device 30 to be detected; the communication pipe 20 extends into the cavities at two sides of the fire-retarding net inside the fire-retarding device 30 to be detected.
In the above scheme, the communication pipeline 20 is provided with the flange 21 fixed in cooperation with the end face flange of the flame arrester 30 to be detected, and the flange 21 is fixedly mounted on the communication pipeline 20 in a welding manner and is fixedly abutted with the end face flange of the flame arrester 30 to be detected through bolts.
Further, in the above scheme, a rubber ring 22 is further provided, the rubber ring 22 is sleeved on the communication pipeline 20 and is located between the end face flange of the flame arrester 30 to be detected and the flange 21, and when the flame arrester 30 to be detected is installed, the flange 21 and the end face flange of the flame arrester 30 to be detected squeeze and fill the gap between the flange 21 and the end face flange of the flame arrester 30 to be detected.
Further, in the above-mentioned scheme, the positions of the communication pipeline 40 where the wiba flowmeter 50 and the to-be-detected flame arrester 30 are installed with the pressure sensor 60 are subjected to high-pressure sealing treatment.
Further, in the above-described embodiment, the power bar flowmeter 50 and the pressure sensor 60 are controlled by a controller.
As shown in fig. 1 and 3, a second embodiment of a pressure loss and ventilation testing device for a flame arrester according to the present utility model further includes a three-way valve 70, and is different from the first embodiment in that: two fire-resisting pipelines are arranged, two ends of the two fire-resisting pipelines are communicated through a three-way valve 70, and one end of the two fire-resisting pipelines is connected with the high-pressure air pump 10 through the three-way valve 70; the other end three-way valve 70 is connected with the pipeline switch 40 through the communication pipeline 20, the to-be-detected flame arresters 30 on the two pipelines are in contrast with each other, and ventilation and pressure loss are observed in a finer mode.
Specifically, the principle of the utility model is as follows:
embodiment one: the high-pressure air pump 10 provides air flow, and the ventilation condition of the flame arrester 30 to be detected is judged by comparing and observing the air circulation condition of the two ends of the flame arrester 30 to be detected through the power bar flow meters 50 arranged on the two sides of the flame arrester 30 to be detected; closing the pipeline switch 40 at one end far away from the high-pressure air pump 10, continuously inflating the channel by using the high-pressure air pump until the pressure value detected by the pressure sensor 60 on the flame arrester 30 to be detected is 8-10 times of the atmospheric pressure, closing the pipeline switch 40 at one end close to the flame arrester 30 to be detected at the moment, synchronously closing the high-pressure air pump 10, standing, observing the pressure value change on the pressure sensor 60, and judging the pressure loss condition of the flame arrester 30 to be detected.
Embodiment two: when the detection is carried out on two conditions, namely a single-path detection condition and a double-path detection condition, the single-path detection is the same as the first embodiment, and each path is independently detected and observed; when in double-channel detection, the pipeline switches 40 on two sides of the flame arresters 30 to be detected on the two channels are synchronously opened, and the data of the power bar flowmeter 50 in the two channels are synchronously observed and correspondingly compared; when the pressure loss is detected, the pipeline switch 40 on the three-way valve 70 on the side far away from the high-pressure air pump 10 is closed, the air pressure value in the channel is increased, then the pipeline switch 40 on the three-way valve 70 on the side close to the high-pressure air pump 10 is closed, the channel is sealed, the pressure sensors 60 on the two channels are synchronously observed, and judgment is made according to the data.
Of course, the present utility model is capable of other various embodiments and its several details are capable of modification and variation in light of the present utility model, as will be apparent to those skilled in the art, without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (4)
1. The pressure loss and ventilation quantity inspection device of the flame arrester is characterized by comprising a high-pressure air pump (10) and a flame-retardant pipeline; the fire-retarding pipeline comprises a communication pipeline (20) and a fire-retarding device to be detected (30) which is arranged on the communication pipeline (20), and pipeline switches (40) are arranged on the communication pipelines (20) at two sides of the fire-retarding device to be detected (30); a power bar flowmeter (50) is arranged on the communication pipeline (20) between the flame arrester (30) to be detected and the pipeline switch (40); pressure sensors (60) are arranged on the cavity walls at two sides of the fire-retarding net inside the fire-retarding device (30) to be detected; the communication pipeline (20) stretches into cavities at two sides of the fire-retarding net inside the fire-retarding device (30) to be detected.
2. The pressure loss and ventilation quantity inspection device of a flame arrester according to claim 1, characterized in that a flange plate (21) which is matched and fixed with the end face flange of the flame arrester (30) to be detected is arranged on the communication pipeline (20).
3. The pressure loss and ventilation quantity inspection device of a flame arrester according to claim 2, further comprising a rubber ring (22), wherein the rubber ring (22) is sleeved on the communication pipe (20) and is located between the flange of the end face of the flame arrester (30) to be inspected and the flange plate (21).
4. A flame arrester pressure loss and ventilation verification device according to claim 3, further comprising a three-way valve (70); two fire-resistant pipelines are arranged, two ends of the two fire-resistant pipelines are communicated through the three-way valve (70), and one end of the two fire-resistant pipelines is connected with the high-pressure air pump (10) through the three-way valve (70); the other end of the three-way valve (70) is connected with the pipeline switch (40) through the communication pipeline (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322884771.9U CN221037986U (en) | 2023-10-26 | 2023-10-26 | Pressure loss and ventilation quantity inspection device of flame arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322884771.9U CN221037986U (en) | 2023-10-26 | 2023-10-26 | Pressure loss and ventilation quantity inspection device of flame arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221037986U true CN221037986U (en) | 2024-05-28 |
Family
ID=91135016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322884771.9U Active CN221037986U (en) | 2023-10-26 | 2023-10-26 | Pressure loss and ventilation quantity inspection device of flame arrester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221037986U (en) |
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2023
- 2023-10-26 CN CN202322884771.9U patent/CN221037986U/en active Active
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