CN219675378U - Storage tank breather valve detection device - Google Patents
Storage tank breather valve detection device Download PDFInfo
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- CN219675378U CN219675378U CN202321292697.5U CN202321292697U CN219675378U CN 219675378 U CN219675378 U CN 219675378U CN 202321292697 U CN202321292697 U CN 202321292697U CN 219675378 U CN219675378 U CN 219675378U
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- pipe body
- storage tank
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- 238000001514 detection method Methods 0.000 title claims abstract description 36
- 238000002955 isolation Methods 0.000 claims abstract description 47
- 238000007789 sealing Methods 0.000 claims abstract description 21
- 230000000241 respiratory effect Effects 0.000 claims description 5
- 230000029058 respiratory gaseous exchange Effects 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000005484 gravity Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Abstract
The utility model provides a storage tank breather valve detection device, which comprises an isolation cabin and a detection assembly; the isolation cabin is buckled outside the valve body of the storage tank breather valve, the isolation cabin is connected outside the tank body of the storage tank in a sealing way, and the air outlet end of the isolation cabin is provided with a stop valve; the detection component is detachably connected to the top of the isolation cabin and comprises a gas collecting cabin, a gas guide pipe and a marking pipe; the air inlet end of the air collecting cabin is connected with the air outlet end of the isolation cabin, and the air outlet end of the air collecting cabin is connected with the air inlet end of the air guide pipe; the air outlet end of the air duct is communicated with the atmosphere, a marking ball is arranged in the air duct, and the marking pipe is obliquely connected to the air duct. During detection, the detection component is detachably connected to the top of the isolation cabin, the stop valve is opened, and if the valve body of the breather valve fails, the identification ball is pushed by gas to climb to the sealing end of the identification pipe along the inner wall of the identification pipe; if the breather valve body does not have a fault, the air pressure difference of the whole air duct is not changed, and the marking ball is still positioned in the concave arc surface at the bottom of the second air duct.
Description
Technical Field
The utility model relates to the technical field of storage tank accessory detection, in particular to a storage tank breather valve detection device.
Background
In order to overcome the problems that when the detection device in the prior art detects a breather valve, the valve body is often required to be disassembled, if the detection is free from problems, the breather valve is required to be reinstalled, the on-line detection cannot be carried out, and the use is inconvenient, in the detection device for the breather valve of the oil storage tank, the utility model with the authorized bulletin number of CN211337327U covers the breather valve body, is fixedly connected to the tank body, is in sliding connection with a piston plate in the isolation cover, and a piston rod passes through one end of the isolation cover to be connected with the piston plate, and is connected with a pressure plate at the other end; the U-shaped pipe filled with the marking liquid is fixedly connected to the isolation cover. According to the scheme, when the tightness test is carried out, the piston plate is pressed down by means of external force, the air pressure in the isolation cover is increased, whether the liquid level of the marking liquid on the right side of the U-shaped pipe rises or not is judged, if the vacuum valve clack of the breather valve body is fault-free, air in the isolation cover inevitably enters the tank body through the breather valve body, so that the liquid level on the right side of the U-shaped pipe starts to fall, the number of the marks pointed by the sealing piston changes, and the air tightness detection of the breather valve is realized.
Disclosure of Invention
In view of the above, the utility model provides a device for detecting a breather valve of a storage tank, which is used for solving the problem that the result is inaccurate due to the fact that the breather valve is detected by means of external force in the prior art, and specifically comprises the following steps: the detection device of the storage tank breather valve comprises an isolation cabin and a detection assembly;
the isolation cabin is buckled outside the storage tank breather valve body, the bottom of the isolation cabin is connected outside the storage tank body in a sealing way, and the air outlet end of the isolation cabin is provided with a stop valve;
the detection assembly is detachably connected to the top of the isolation cabin and comprises a gas collecting cabin, a gas guide pipe and a marking pipe;
the air inlet end of the air collecting cabin is connected with the air outlet end of the isolation cabin, and the air outlet end of the air collecting cabin is connected with the air inlet end of the air duct;
the air outlet end of the air duct is communicated with the atmosphere, and a marking ball is arranged in the air duct and moves along the marking tube under the action of air flow;
the marking tube is obliquely connected to the air duct, one end of the marking tube is communicated with the air duct, and the other end of the marking tube is a sealing end.
Preferably, the air duct comprises a first pipe body, a second pipe body and a third pipe body which are sequentially connected along the direction far away from the gas collecting cabin;
one end of the third pipe body, which is far away from the second pipe body, is communicated with the outside atmosphere;
one end of the first pipe body, which is far away from the second pipe body, is connected with a gas collecting cabin;
the marking ball is positioned in the second pipe body;
the identification pipe is obliquely connected to the top of the second pipe body.
Preferably, the pipe diameter of the first pipe body is smaller than that of the second pipe body, and the pipe diameter of the first pipe body is larger than that of the three pipe bodies;
the inner diameter of the identification pipe is the same as the pipe diameter of the second pipe body, and the inner diameter of the identification pipe and the pipe diameter of the second pipe body are both larger than the sphere diameter of the identification sphere.
Preferably, the bottom of the inner wall of the second pipe body is a concave arc surface.
Preferably, the inner wall of the gas collecting chamber is an arc surface.
Preferably, the top of the isolation cabin is provided with an air outlet;
the bottom of the gas collection cabin is provided with a gas inlet;
the air inlet is in threaded connection with the air outlet.
Preferably, a sealing ring is arranged between the air inlet and the air outlet.
Preferably, the whole of the air duct is a transparent tube.
Preferably, the marking ball is a light sphere.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the isolation cabin is arranged outside the breather valve body, the isolation cabin is in sealed connection with the tank body of the storage tank to wrap the whole breather valve body in the isolation cabin, so that an isolation cabin body of the breather valve body is formed, and the detection assembly is detachably connected to the top of the isolation cabin; when detecting, the cut-off valve is opened, if the valve body of the breather valve fails, the isolation cabin is filled with leakage gas, the gas can enter the gas collection cabin, the first gas guide pipe and then enter the second gas guide pipe, and the identification ball is pushed by the gas to climb to the sealing end of the identification pipe along the inner wall of the identification pipe; if the breather valve body does not have a fault, after the gas collecting cabin is communicated with the isolation cabin, the air pressure difference of the whole air duct is unchanged, and the identification ball is still positioned in the concave arc surface at the bottom of the second air duct under the influence of self gravity.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of a detecting device for a respiratory valve of a storage tank according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of the position of a marking ball of a detection device for a breather valve of a storage tank in an embodiment of the utility model when the breather valve has good air tightness;
FIG. 3 is a schematic diagram showing the position of a marking ball of a breather valve detection device of a storage tank according to an embodiment of the present utility model when the breather valve leaks;
fig. 4 is a schematic structural diagram of an air duct and a marking tube in a detection device for a respiratory valve of a storage tank according to an embodiment of the present utility model;
the device comprises a 1-storage tank, a 2-storage tank breather valve body, a 3-isolation cabin, a 4-air outlet, a 5-air inlet, a 6-air collecting cabin, a 7-first pipe body, an 8-identification pipe, a 9-identification ball, a 10-third pipe body, a 11-second pipe body, a 12-stop valve and a 13-arc surface.
Detailed Description
The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.
A detection device of a storage tank breather valve according to the accompanying drawings 1-4 comprises an isolation cabin 3 and a detection assembly;
the isolation cabin 3 is covered outside the storage tank breather valve body 2, the isolation cabin 3 is connected outside the storage tank body 1 in a sealing way, and the air outlet end of the isolation cabin 3 is provided with a stop valve 12;
the detection assembly is detachably connected to the top of the isolation cabin and comprises a gas collecting cabin 6, a gas guide pipe and a marking pipe 8;
the air inlet end of the air collecting cabin 6 is connected with the air outlet end of the isolation cabin 3, and the air outlet end of the air collecting cabin 6 is connected with the air inlet end of the air duct;
the air outlet end of the air duct is communicated with the atmosphere, a marking ball 9 is arranged in the air duct, and the marking ball 9 moves along the marking duct under the action of air flow;
the identification tube 8 is obliquely connected to the air duct, one end of the identification tube 8 is communicated with the air duct, and the other end of the identification tube 8 is a sealing end.
Further, the air duct comprises a first duct body 7, a second duct body 11 and a third duct body 10 which are sequentially connected along the direction far away from the gas collecting chamber 6;
one end of the third pipe body 10, which is far away from the second pipe body 11, is communicated with the outside atmosphere;
one end of the first pipe body 7, which is far away from the second pipe body 11, is connected with the gas collecting chamber 6;
the marking ball 9 is positioned in the second pipe body 11;
the identification tube 8 is mitered on top of the second tube body 11.
Further, the pipe diameter of the first pipe body 7 is smaller than the pipe diameter of the second pipe body 11, and the pipe diameter of the first pipe body 7 is larger than the pipe diameter of the three-body pipe body 10;
the inner diameter of the marking pipe 8 is the same as the pipe diameter of the second pipe body 11, and the inner diameter of the marking pipe 8 and the pipe diameter of the second pipe body 11 are both larger than the sphere diameter of the marking sphere 9.
Further, the bottom of the inner wall of the second pipe body 11 is a concave arc surface.
Further, the inner wall of the gas collecting chamber 6 is an arc surface.
Further, an air outlet 4 is formed in the top of the isolation cabin 3;
the bottom of the gas collection cabin 6 is provided with a gas inlet 5;
the air inlet 5 is in threaded connection with the air outlet 4.
Further, a sealing ring is arranged between the air inlet 5 and the air outlet 4.
Furthermore, the whole air duct is a transparent tube.
Further, the marking ball 9 is a light sphere.
It should be noted that:
in the present utility model, a breather valve body 2 is mounted on a tank 1;
when detection is needed, the isolation cabin 3 covers the outer side of the breather valve body 2, the bottom of the isolation cabin 3 is connected to the outer wall of the storage tank 1 in a sealing way, and the cut-off valve 12 is in a closed state, so that the isolation cabin 3 creates a sealing cavity for the breather valve body 2;
when in detection, the air inlet 5 is hermetically arranged on the air outlet 4, then the cut-off valve 12 is opened, if the breather valve body 2 fails, the isolation cabin 3 is filled with leakage gas, after the cut-off valve 12 is opened, the gas in the isolation cabin 3 can enter the gas collecting cabin 6 and then sequentially enter the first air duct 7 and the second air duct 11, and the identification ball 9 is climbed to one sealed end of the identification pipe 8 along the inner wall of the identification pipe 8 by the thrust of the gas entering the second air duct 11; if the breather valve body 2 does not have a fault, after the gas collecting cabin 6 is communicated with the isolation cabin 3, the air pressure difference of the whole air duct is unchanged, and the identification ball 9 is still positioned in the concave arc surface at the bottom of the second air duct 11 under the influence of self gravity;
the marking ball 9 can be any light ball which can be blown up by gas, such as any one of foam ball or air bag ball;
in order to avoid that the marking ball 9 falls out of the third pipe body 10 due to shaking or the marking ball 9 rolls into the first pipe body 7 to cause incapability of detection, the ball diameters of the marking ball 9 are larger than the inner diameters of the first pipe body 7 and the second pipe body 11, and the inner diameter of the second pipe body 11 for containing the marking ball 9 is larger than the ball diameters of the marking ball 9 and the inner diameters of the first pipe body 7 and the third pipe body 10;
in order to ensure that the marking ball 9 climbs along the pipe body of the marking pipe 8 smoothly when being impacted by gas, a concave arc surface is arranged at the bottom of the inner wall of the second pipe body 11, wherein the radian of the concave arc surface matches the spherical shape of the marking ball 9;
in the utility model, the storage tank breather valve body 2 is arranged at the top of the storage tank body 1 in a manner conventional in the industry, and the included angle alpha between the marking pipe 8 and the third pipe body 10 is 45-75 degrees.
In the utility model, the first pipe body 7, the second pipe body 11 and the third pipe body 10 are all in sealing connection to form a communicated air duct pipe body, the air inlet end of the first pipe body 7 is in sealing connection with the air collecting cabin 6, the air inlet end of the first pipe body 7 is far smaller than the cross section size of the air collecting cabin 13, and the process that leaked air enters the air collecting cabin 13 into the air duct pipe body 7 to be pressurized is realized;
in order to enable the gas in the gas collecting cabin 6 to quickly enter the first gas guide pipe 7, the inner wall of the gas collecting cabin 6 is provided with an arc surface 7;
in order to avoid the need of correspondingly installing a detection component on each storage tank 1 and reduce unnecessary waste, the utility model realizes the detachable connection of the detection component and the isolation cabin 3 through the threaded connection of the air inlet 5 and the air outlet 4, wherein one end of the air outlet 4 is provided with external threads near the top end, the inner wall of the air inlet 5 is provided with internal threads matched with the external threads, the stop valve 12 is positioned below the external threads, the stop valve 12 is installed on the air outlet 4, the air inlet 5 and the air outlet 4 are sealed through a sealing ring, the sealing ring is a rubber sealing ring, and the sealing ring is sleeved on the external threads;
in the utility model, the air duct is horizontally arranged, and the air duct and the marking pipe 8 are transparent pipe bodies, so that the position of the marking ball 9 can be conveniently observed.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (9)
1. The detection device of the storage tank breather valve is characterized by comprising an isolation cabin (3) and a detection assembly;
the isolation cabin (3) is buckled outside the storage tank breather valve body (2), the bottom of the isolation cabin (3) is connected with the outer side of the top of the storage tank body (1) in a sealing way, and the air outlet end of the isolation cabin (3) is provided with a cut-off valve (12);
the detection assembly is detachably connected to the top of the isolation cabin and comprises a gas collecting cabin (6), a gas guide pipe and a marking pipe (8);
the air inlet end of the air collecting cabin (6) is connected with the air outlet end of the isolation cabin (3), and the air outlet end of the air collecting cabin (6) is connected with the air inlet end of the air duct;
the air outlet end of the air duct is communicated with the atmosphere, a marking ball (9) is arranged in the air duct, and the marking ball (9) moves along the marking tube (8) under the action of air flow;
the identification tube (8) is obliquely connected to the air duct, one end of the identification tube (8) is communicated with the air duct, and the other end of the identification tube (8) is a sealing end.
2. The detection device of the tank respiratory valve according to claim 1, wherein the air duct comprises a first pipe body (7), a second pipe body (11) and a third pipe body (10) which are sequentially connected along a direction away from the gas collecting chamber (6);
one end of the third pipe body (10) far away from the second pipe body (11) is communicated with the outside atmosphere;
one end of the first pipe body (7) far away from the second pipe body (11) is connected with the gas collecting cabin (6);
the marking ball (9) is positioned in the second pipe body (11);
the identification tube (8) is obliquely connected to the top of the second tube body (11).
3. The detection device of the tank breather valve according to claim 2, characterized in that the pipe diameter of the first pipe body (7) is smaller than the pipe diameter of the second pipe body (11), and the pipe diameter of the first pipe body (7) is larger than the pipe diameter of the third pipe body (10);
the inner diameter of the identification pipe (8) is the same as the pipe diameter of the second pipe body (11), and the inner diameter of the identification pipe (8) and the pipe diameter of the second pipe body (11) are both larger than the sphere diameter of the identification sphere (9).
4. The device for detecting the breather valve of the storage tank according to claim 2, wherein the bottom of the inner wall of the second tube body (11) is a concave arc surface.
5. The detection device of a tank breathing valve according to claim 1, characterized in that the inner wall of the gas collecting chamber (6) is an arc surface.
6. The detection device of a tank breathing valve according to claim 1, characterized in that the top of the compartment (3) is provided with an air outlet (4);
an air inlet (5) is formed in the bottom of the air collecting cabin (6);
the air inlet (5) is in threaded connection with the air outlet (4).
7. The device for detecting the respiratory valve of the storage tank according to claim 6, wherein a sealing ring is arranged between the air inlet (5) and the air outlet (4).
8. The device for detecting a respiratory valve of a storage tank according to claim 1, wherein the air guide pipe is a transparent pipe as a whole.
9. A device for detecting a tank breathing valve according to claim 1, characterized in that the marking ball (9) is a lightweight sphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321292697.5U CN219675378U (en) | 2023-05-25 | 2023-05-25 | Storage tank breather valve detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321292697.5U CN219675378U (en) | 2023-05-25 | 2023-05-25 | Storage tank breather valve detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219675378U true CN219675378U (en) | 2023-09-12 |
Family
ID=87923131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321292697.5U Active CN219675378U (en) | 2023-05-25 | 2023-05-25 | Storage tank breather valve detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219675378U (en) |
-
2023
- 2023-05-25 CN CN202321292697.5U patent/CN219675378U/en active Active
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