Perfluorohexanone product airtightness detection equipment
By designing the airtightness detection equipment for perfluorohexanone products, the perfluorohexanone fire extinguisher that uses heating and steam reaction to detect leakage, the airtightness detection problem of perfluorohexanone fire extinguisher is solved, and the leakage is discovered in a timely manner and the fire extinguishing effect is ensured. goal.
Patent Information
- Application Number
- CN202411433871.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-15
- Publication Date
- 2025-02-07
AI Technical Summary
The airtightness detection of perfluorohexanone fire extinguishers is difficult to perform effectively, resulting in untimely leakage detection and affecting the fire extinguishing effect.
A perfluorohexanone product airtightness detection equipment is designed, including the main box, the test chamber, the second water tank, the high-temperature cracking reaction chamber and the HF detection probe. By heating the perfluorohexanone product, steam is generated to react with the leaked fire extinguishing agent gas, and the HF probe in the test tube detects whether the HF gas is present in the gas.
The airtightness detection of perfluorohexanone products is achieved, and leakage can be detected in a timely manner, ensuring the airtightness of the fire extinguisher and ensuring the fire extinguishing effect.
Smart Images
Figure CN119394547A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of perfluorohexanone product leakage detection, in particular to a perfluorohexanone product air tightness detection device. Background Art
[0002] The specific working principle of the perfluorohexanone fire extinguisher is to use linear detection, signal transmission, alarm warning, and sprinkler fire extinguishing systems to conduct all-round, no-dead-angle, accurate real-time detection of fire conditions in the protection space, and effectively capture deep-seated fires and hidden fires. Once a fire is detected, it can transmit the fire signal in the first time, issue an alarm warning in time, and automatically start the fire extinguishing device to effectively suppress and extinguish the fire. As a new generation of fire extinguishing products, the perfluorohexanone automatic fire extinguishing device has the advantages of strong environmental protection performance, high safety, high fire extinguishing efficiency, no corrosion, strong insulation, and no residue after fire extinguishing. It has a wide range of applications, including battery fire protection, electricity, power supply and distribution industry, wind power generation, shopping malls, medical industry, rail transit industry, monitoring command center, data center industry, as well as cultural relics protection and ancient buildings.
[0003] The air tightness of perfluorohexanone fire extinguishers has always been an important factor affecting whether perfluorohexanone fire extinguishers can effectively exert their fire extinguishing effects. If a leak occurs, the internal fire extinguishing agent will be reduced and it will not be able to play a greater role when needed. For this reason, we need to conduct leak detection on perfluorohexanone fire extinguishers. Summary of the invention
[0004] The purpose of the present invention is to solve the shortcomings in the prior art and to propose a perfluorohexanone product air tightness detection device.
[0005] In order to achieve the above object, the present invention adopts the following technical solutions:
[0006] A perfluorohexanone product air tightness detection device comprises a main box body, a test box and a second water tank are fixed inside the main box body, the test box runs through the main box body, a placement plate is slidably installed inside the test box, the placement plate is used to place the perfluorohexanone product, the bottom of the placement plate and the top of the test box are both installed with a second heating tube, a mounting plate is fixed inside the main box body, a first water tank and a high-temperature cracking reaction box are installed on the mounting plate, a first heating tube is installed inside the first water tank, a first air pipe is connected between the first water tank and the high-temperature cracking reaction box, a second air pipe is connected between the high-temperature cracking reaction box and the test box, the high-temperature cracking reaction box is connected to the second water tank through a third air pipe, a detection tube is installed on the pipe section of the third air pipe, an HF detection probe is installed inside the detection tube, and a control panel and a display screen are installed on the side of the main box body.
[0007] Preferably, a main box door is hinged on the side of the main box body, and a sealed box door is hinged on the side of the test box.
[0008] Preferably, a slide rail is fixed on the inner wall of the test box, two ends of the placement plate are slidably installed in the slide rail, and a handle is fixed on the placement plate.
[0009] Preferably, the first water tank is connected to a first water supply pipe, and a first solenoid valve is installed on the pipe section of the first water supply pipe.
[0010] Preferably, the first water tank is connected to a first drain pipe, and a second solenoid valve is installed on the pipe section of the first drain pipe.
[0011] Preferably, a third solenoid valve, a flow regulating valve, and a first one-way valve are installed on the pipe section of the first air pipe, and a second one-way valve, a fourth solenoid valve, and an air pump are installed on the pipe section of the second air pipe.
[0012] Preferably, an air pressure sensor and a first liquid level sensor are installed on the inner wall of the first water tank.
[0013] Preferably, a fifth solenoid valve is installed on the pipe section of the detection tube, the second water tank is connected to a second water filling pipe, a second emptying pipe, and a liquid discharge pipe, a sixth solenoid valve is installed on the pipe section of the second water filling pipe, and a seventh solenoid valve is installed on the pipe section of the liquid discharge pipe.
[0014] Preferably, rollers are installed at the four corners of the bottom of the main box body, and brake pads are provided on the rollers.
[0015] Compared with the prior art, the present invention has the following beneficial effects:
[0016] 1. In the present invention, the second heating tube can heat the perfluorohexanone product, so that if the perfluorohexanone product leaks, the fire extinguishing agent will be vaporized and discharged into the high-temperature cracking reaction box through the second air pipe. The first heating tube is used to heat the water in the first water tank to generate steam. The steam enters the high-temperature cracking reaction box through the first air pipe. The water vapor and the leaked perfluorohexanone fire extinguishing agent gas react in the high-temperature cracking reaction box. The gas passing through the detection tube is detected by the HF detection probe. If there is HF gas, the HF detection probe will give a signal, and the display screen will display it. Otherwise, there will be no signal.
[0017] 2. In the present invention, the slide rails and handles are provided to facilitate the movement of the placement plate, the first water supply pipe is used to add water to the first water tank, the first drain pipe is used to discharge excess steam, the flow regulating valve is used to control the flow rate of the transported water vapor, the vacuum pump is used to extract gas from the test box, the air pressure sensor is used to detect the steam pressure in the first water tank, the first liquid level sensor is used to detect the water level in the first water tank, the second water supply pipe is used to add water to the second water tank, and the second drain pipe is used to discharge the purified exhaust gas. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 This is a front view of a perfluorohexanone product air tightness detection device proposed by the present invention;
[0019] Figure 2 This is a schematic diagram of the internal structure of a perfluorohexanone product air tightness detection device proposed by the present invention;
[0020] Figure 3 A schematic diagram of the internal structure of a test box for air tightness testing equipment for perfluorohexanone products proposed by the present invention;
[0021] Figure 4 A schematic diagram of the internal structure of a first water tank of a perfluorohexanone product air tightness testing device proposed by the present invention;
[0022] Figure 5 This is a schematic diagram of the internal structure of the second water tank of a perfluorohexanone product air tightness testing device proposed by the present invention.
[0023] In the figure: 1 main box body, 2 rollers, 3 main box door, 4 control panel, 5 display screen, 6 closed box door, 7 first water supply pipe, 8 second water supply pipe, 9 first water tank, 10 high temperature cracking reaction box, 11 installation plate, 12 detection tube, 13 test box, 14 second water tank, 15 first solenoid valve, 16 first emptying pipe, 17 second solenoid valve, 18 air pressure sensor, 19 first heating pipe, 20 first liquid level sensor, 21 third solenoid valve, 22 flow regulating valve, 23 first check valve, 24 first air pipe, 25 second check valve, 26 fourth solenoid valve, 27 second air pipe, 28 vacuum pump, 29 slide rail, 30 second heating pipe, 31 perfluorohexanone product, 32 placement plate, 33 handle, 34 HF detection probe, 35 fifth solenoid valve, 36 third air pipe, 37 second liquid level sensor, 38 second emptying pipe, 39 sixth solenoid valve, 40 seventh solenoid valve, 41 liquid discharge pipe. DETAILED DESCRIPTION
[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.
[0025] Reference Figure 1 , Figure 2 , Figure 3 A perfluorohexanone product air tightness detection device comprises a main box body 1, a test box 13 and a second water tank 14 are fixed inside the main box body 1, the test box 13 runs through the main box body 1, a placement plate 32 is slidably installed inside the test box 13, the placement plate 32 is used to place a perfluorohexanone product 31, the bottom of the placement plate 32 and the top of the test box 13 are both installed with a second heating pipe 30, the second heating pipe 30 can heat the perfluorohexanone product 31, so that if the perfluorohexanone product 31 leaks, the fire extinguishing agent will vaporize and be discharged into the high-temperature cracking reaction box 10 through the second air pipe 27, a mounting plate 11 is fixed inside the main box body 1, a first water tank 9 and the high-temperature cracking reaction box 10 are installed on the mounting plate 11, a first heating pipe 19 is installed inside the first water tank 9, the first heating pipe 19 is used to heat the water in the first water tank 9, thereby generating steam, and the steam enters the high-temperature cracking reaction box through the first air pipe 24 The reaction box 10 reacts with the water vapor and the leaked perfluorohexanone fire extinguishing agent gas in the high-temperature cracking reaction box 10. A first air pipe 24 is connected between the first water tank 9 and the high-temperature cracking reaction box 10. A second air pipe 27 is connected between the high-temperature cracking reaction box 10 and the test box 13. The high-temperature cracking reaction box 10 is connected to the second water tank 14 through a third air pipe 26. A detection tube 12 is installed on the pipe section of the third air pipe 26. An HF detection probe 34 is installed inside the detection tube 12. The gas passing through the detection tube 12 is detected by the HF detection probe 34. If there is HF gas, the HF detection probe 34 will give a signal, otherwise there will be no signal. A control panel 4 and a display screen 5 are installed on the side of the main box body 1. Rollers 2 are installed at the four corners of the bottom of the main box body 1. Brake pads are provided on the rollers 2. A main box door 3 is hinged on the side of the main box body 1, and a closed box door 6 is hinged on the side of the test box 13.
[0026] Reference Figure 3 A slide rail 29 is fixed on the inner wall of the test box 13, and both ends of the placement plate 32 are slidably installed in the slide rail 29. A handle 33 is fixed on the placement plate 32. The slide rail 29 and the handle 33 are arranged to facilitate the movement of the placement plate 32.
[0027] Reference Figure 4The first water tank 9 is connected to a first water supply pipe 7, which is used to add water to the first water tank 9. A first solenoid valve 15 is installed on the pipe section of the first water supply pipe 7. The first water tank 9 is connected to a first drain pipe 16, which is used to discharge excess steam. A second solenoid valve 17 is installed on the pipe section of the first drain pipe 16. A third solenoid valve 24, a flow regulating valve 22, and a first non-return valve 23 are installed on the pipe section of the first air pipe 24. The flow regulating valve 22 is used to control the flow rate of the transported water vapor. A second non-return valve 25, a fourth solenoid valve 26, and an air pump 28 are installed on the pipe section of the second air pipe 27. The air pump 28 is used to extract gas from the test box 13. An air pressure sensor 18 and a first liquid level sensor 20 are installed on the inner wall of the first water tank 9. The air pressure sensor 18 is used to detect the steam pressure in the first water tank 9, and the first liquid level sensor 20 is used to detect the water level in the first water tank 9.
[0028] Reference Figure 5 A fifth solenoid valve 35 is installed on the pipe section of the detection tube 12, and the second water tank 14 is connected to a second water adding pipe 8, a second draining pipe 38, and a drain pipe 41. The second water adding pipe 8 is used to add water to the second water tank 14, and the second draining pipe 38 is used to discharge the purified exhaust gas. A sixth solenoid valve 39 is installed on the pipe section of the second water adding pipe 8, and a seventh solenoid valve 40 is installed on the pipe section of the drain pipe 41. The drain pipe 41 is used to discharge waste water, and the waste water needs to be sent to a special institution for treatment.
[0029] Working principle: When in use, the second heating tube 30 can heat the perfluorohexanone product 31, so that if the perfluorohexanone product 31 leaks, the fire extinguishing agent will vaporize and be discharged into the high-temperature cracking reaction box 10 through the second air pipe 27. The first heating tube 19 is used to heat the water in the first water tank 9 to generate steam. The steam enters the high-temperature cracking reaction box 10 through the first air pipe 24. The water vapor and the leaked perfluorohexanone fire extinguishing agent gas react in the high-temperature cracking reaction box 10. The gas passing through the detection tube 12 is detected by the HF detection probe 34. If there is HF gas, the HF detection probe 34 will give A signal is output and the display screen 5 is displayed, otherwise there is no signal. The slide rail 29 and the handle 33 are arranged to facilitate the movement of the placement plate 32. The first water supply pipe 7 is used to add water to the first water tank 9, the first drain pipe 16 is used to discharge excess steam, the flow regulating valve 22 is used to control the flow rate of the transported water vapor, the vacuum pump 28 is used to extract gas from the test box 13, the air pressure sensor 18 is used to detect the steam pressure in the first water tank 9, the first liquid level sensor 20 is used to detect the water level in the first water tank 9, the second water supply pipe 8 is used to add water to the second water tank 14, and the second drain pipe 38 is used to discharge the purified exhaust gas.
[0030] It should be pointed out that the first heating tube 19 heats the water in the first water tank 9 to boiling; the second heating tube 30 heats the perfluorohexanone product 31 to 70°C; during production, 50 perfluorohexanone products 31 can be tested, and if HF gas is detected, half of them will be tested again until the leaking one is detected.
[0031] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.
Claims
1. A perfluorohexanone product air tightness detection device, comprising a main box (1), characterized in that: A test box (13) and a second water tank (14) are fixed inside the main box (1), the test box (13) passes through the main box (1), a placement plate (32) is slidably installed inside the test box (13), the placement plate (32) is used to place the perfluorohexanone product (31), the bottom of the placement plate (32) and the top of the test box (13) are both installed with a second heating tube (30), a mounting plate (11) is fixed inside the main box (1), a first water tank (9) and a high-temperature cracking reaction box (10) are installed on the mounting plate (11), the first water tank (9 ), a first heating tube (19) is installed inside the main box (1), a first air pipe (24) is connected between the first water tank (9) and the high-temperature cracking reaction box (10), a second air pipe (27) is connected between the high-temperature cracking reaction box (10) and the test box (13), the high-temperature cracking reaction box (10) is connected to the second water tank (14) through a third air pipe (26), a detection tube (12) is installed on the pipe section of the third air pipe (26), an HF detection probe (34) is installed inside the detection tube (12), and a control panel (4) and a display screen (5) are installed on the side of the main box (1).
2. The air tightness detection device for perfluorohexanone products according to claim 1, characterized in that: A main box door (3) is hinged on the side of the main box body (1), and a sealed box door (6) is hinged on the side of the test box (13).
3. The air tightness detection equipment for perfluorohexanone products according to claim 1, characterized in that: A slide rail (29) is fixed on the inner wall of the test box (13), two ends of the placement plate (32) are slidably mounted in the slide rail (29), and a handle (33) is fixed on the placement plate (32).
4. The air tightness detection device for perfluorohexanone products according to claim 1, characterized in that: The first water tank (9) is connected to a first water supply pipe (7), and a first solenoid valve (15) is installed on the pipe section of the first water supply pipe (7).
5. The air tightness detection equipment for perfluorohexanone products according to claim 1, characterized in that: The first water tank (9) is connected to a first drain pipe (16), and a second solenoid valve (17) is installed on a pipe section of the first drain pipe (16).
6. The air tightness detection equipment for perfluorohexanone products according to claim 1, characterized in that: A third electromagnetic valve (24), a flow regulating valve (22), and a first one-way valve (23) are installed on the pipe section of the first air pipe (24), and a second one-way valve (25), a fourth electromagnetic valve (26), and an air pump (28) are installed on the pipe section of the second air pipe (27).
7. The air tightness detection equipment for perfluorohexanone products according to claim 1, characterized in that: An air pressure sensor (18) and a first liquid level sensor (20) are installed on the inner wall of the first water tank (9).
8. The perfluorohexanone product air tightness detection equipment according to claim 1, characterized in that: A fifth solenoid valve (35) is installed on the pipe section of the detection pipe (12); the second water tank (14) is connected to a second water supply pipe (8), a second drain pipe (38), and a liquid discharge pipe (41); a sixth solenoid valve (39) is installed on the pipe section of the second water supply pipe (8); and a seventh solenoid valve (40) is installed on the pipe section of the liquid discharge pipe (41).
9. The perfluorohexanone product air tightness detection device according to claim 1, characterized in that: Rollers (2) are installed at the four corners of the bottom of the main box body (1), and brake pads are arranged on the rollers (2).