CN211245315U

CN211245315U - External pressure storage type heptafluoropropane liquid level measurement alarm device

Info

Publication number: CN211245315U
Application number: CN201921220301.XU
Authority: CN
Inventors: 王鸿钧; 钟燕; 仇智珩; 程金平; 景国虎; 徐伟; 朱瑶; 周路
Original assignee: Nanjing Nanxiao Nestec Fire Equipment Co ltd; Nanjing Fire Protection Technology Co ltd
Current assignee: Nanjing Nanxiao Nestec Fire Equipment Co ltd; Nanjing Fire Protection Technology Co ltd
Priority date: 2019-07-30
Filing date: 2019-07-30
Publication date: 2020-08-14
Anticipated expiration: 2029-07-30

Abstract

The utility model discloses an outer pressure storage formula heptafluoropropane liquid level measurement alarm device, including drive bottle, gas bomb, low high seal valve, relief pressure valve, container valve, the liquid level measurement alarm mechanism of leaking, the drive bottle sets up the one side at the gas bomb, the interior heptafluoropropane medicament that stores of gas bomb, the container valve is installed to the upper end intermediate position of gas bomb, the relief pressure valve is installed to one side of container valve, install on the relief pressure valve and leak high seal valve low, the low high seal valve that leaks passes through the hose connection with drive bottle bottom valve body, liquid level measurement alarm mechanism is installed at the opposite side of container valve in the gas bomb top, liquid level measurement alarm mechanism includes control center, connects, passes through pole, floater, bee calling organ and power connection line far away. The utility model discloses a set up liquid level measurement alarm mechanism, solved current technique and can't look over the interior surplus dose of fire extinguisher bottle in real time to the problem of can't in time reporting to the police when the leakage appears at the fire extinguisher.

Description

External pressure storage type heptafluoropropane liquid level measurement alarm device

Technical Field

The utility model relates to the technical field of fire-fighting appliances, in particular to an external pressure storage type heptafluoropropane liquid level measurement alarm device.

Background

The fire extinguisher is one of common fire-proof facilities, is stored in public places or places where fire disasters may happen, and in the process of storing the heptafluoropropane medicament in the fire extinguisher bottle group, the heptafluoropropane fire extinguishing agent is stored in a steel bottle in a liquid state at normal temperature, and the storage capacity is often reduced due to easy diffusion and leakage of molecules of the heptafluoropropane fire extinguishing agent, so that the liquid level of the fire extinguishing agent in the fire extinguishing agent storage bottle needs to be measured frequently to ensure that the fire extinguisher can normally play a fire extinguishing function when the fire disasters happen.

However, the existing fire extinguisher storing the heptafluoropropane medicine has the following disadvantages:

1. the existing fire extinguisher for storing the heptafluoropropane medicament is mainly used for measuring the liquid level height by calculating the liquid level of the fire extinguishing agent in the bottle through the pressure change in the bottle and observing the liquid level of the fire extinguishing agent through arranging a graduated scale in the fire extinguisher bottle; two methods, however, the first method has poor detection precision and poor using effect, while the second method requires frequent opening of the bottle cap of the fire extinguisher for checking, which is time-consuming and labor-consuming in operation and inconvenient in use, so that a device with poor detection precision and convenient operation needs to be designed.

2. The existing fire extinguisher storing the heptafluoropropane medicament cannot automatically alarm when leakage occurs, and warns patrolmen that the fire extinguisher needs to be replaced when leakage occurs so as to avoid serious fire loss caused by fire.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an outer pressure storage formula heptafluoropropane liquid level measurement alarm device has solved current technique and can't look over residual dose in the fire extinguisher bottle in real time to the problem of can't in time reporting to the police when the leakage appears in the fire extinguisher.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an outer pressure storage formula heptafluoropropane liquid level measurement alarm device, includes drive bottle, gas bomb, low high seal valve, relief pressure valve, container valve, level measurement alarm mechanism of leaking, the drive bottle sets up the one side at the gas bomb, store heptafluoropropane medicament in the gas bomb, the container valve is installed to the upper end intermediate position of gas bomb, the relief pressure valve is installed to one side of container valve, install low high seal valve of leaking on the relief pressure valve, low high seal valve of leaking passes through the hose connection with drive bottle bottom valve body, level measurement alarm mechanism is installed at the opposite side of container valve in the gas bomb top, level measurement alarm mechanism includes control center, joint, far biography pole, floater, bee calling organ and power connection line, the joint is installed to control center's bottom, far passing pole is installed to the bottom of joint, be provided with the floater on the far passing pole, bee calling organ is installed to control center's upper end one side, and the other side of the upper end of the control center is provided with a power connection wire.

Preferably, the floating ball is a high-pressure-resistant alloy ball head.

Preferably, the distal transmission rod is a hollow structure, and is welded with the joint.

Preferably, the control center comprises a lower shell, an upper cover body, a single chip microcomputer and a liquid crystal display screen, the single chip microcomputer is arranged inside the lower shell, the liquid crystal display screen is installed on the upper cover body, and the upper cover body covers the lower shell.

Preferably, the connector is fixedly connected with the gas storage cylinder.

Preferably, the connecting wire is electrically connected with the single chip microcomputer, and the single chip microcomputer is electrically connected with the remote transmission rod, the buzzer and the liquid crystal display screen respectively.

(III) advantageous effects

The utility model provides an outer pressure storage formula heptafluoropropane liquid level measurement alarm device possesses following beneficial effect:

(1) the utility model discloses a set up liquid level measurement alarm mechanism, and liquid level measurement alarm mechanism includes control center, connect, far pass rod, the floater, bee calling organ and power connection line, during the use, use the floater to pass through the magnetic coupling effect as measuring element, make the level sensor internal resistance that constitutes far pass rod linear change, then convert resistance change into standard current signal by the converter that constitutes far pass rod, show on liquid crystal display under the control of singlechip, make things convenient for the inspection personnel to look over remaining dose in the gas bomb in real time, guarantee that the fire extinguisher can normal performance when needs use the fire extinguisher.

(2) The utility model discloses a set up bee calling organ, during the use, when the medicament appears leaking in the gas bomb, level sensor monitors the liquid level and lasts the decline in the remote transmission pole, and the singlechip receives the continuity current signal of remote transmission pole output, and the singlechip just can judge that the gas bomb appears leaking this moment, then instructs bee calling organ to report to the police and reminds the inspection personnel in time to change or inspect.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the liquid level measuring alarm mechanism of the present invention;

fig. 3 is a schematic structural diagram of the control center of the present invention.

The reference numbers in the figures are:

1. driving the bottle; 2. a gas cylinder; 3. a low-leakage high-sealing valve; 4. a pressure reducing valve; 5. a container valve; 6. a liquid level measuring alarm mechanism; 7. a control center; 8. a joint; 9. a distal stem; 10. a floating ball; 11. a buzzer; 12. connecting a wire; 13. a lower housing; 14. an upper cover body; 15. a single chip microcomputer; 16. and a liquid crystal display screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, the utility model provides a technical solution: an external pressure storage type heptafluoropropane liquid level measurement alarm device comprises a driving bottle 1, a gas storage bottle 2, a low-pressure-release high-seal valve 3, a pressure reducing valve 4, a container valve 5 and a liquid level measurement alarm mechanism 6, wherein the driving bottle 1 is arranged on one side of the gas storage bottle 2, a heptafluoropropane medicament is stored in the gas storage bottle 2, the container valve 5 is arranged at the middle position of the upper end of the gas storage bottle 2, the pressure reducing valve 4 is arranged on one side of the container valve 5, the low-pressure-release high-seal valve 3 is arranged on the pressure reducing valve 4, the low-pressure-release high-seal valve 3 is connected with a valve body at the bottom end of the driving bottle 1 through a hose, the liquid level measurement alarm mechanism 6 is arranged at the other side of the container valve 5 at the top end of the gas storage bottle 2, the liquid level measurement alarm mechanism 6 comprises a control center 7, a connector 8, a remote transmission rod 9, a floating ball 10, a buzzer 11 and, the remote transmission rod 9 is composed of a liquid level sensor and a conversion module, can resist high pressure, senses the height of a floating ball 10, and converts the height into data signal output, one side of the upper end of a control center 7 is provided with a buzzer 11, the other side of the upper end of the control center 7 is provided with a power connection wire 12, the floating ball 10 is a high-pressure-resistant alloy ball head, the remote transmission rod 9 is of a hollow structure and is welded with a connector 8, the control center 7 comprises a lower shell 13, an upper cover 14, a single chip microcomputer 15 and a liquid crystal display screen 16, the single chip microcomputer 15 is arranged in the lower shell 13, the upper cover 14 is provided with the liquid crystal display screen 16, the upper cover 14 covers the lower shell 13, the connector 8 is fixedly connected with the gas storage bottle 2, the power connection wire 12 is electrically connected with the single chip microcomputer 15, and the single chip microcomputer 15 is electrically.

Working principle; during the use, floater 10 passes through the magnetic coupling effect for measuring element, make the level sensor internal resistance who constitutes far-reaching link 9 linear change, then change resistance by the conversion module who constitutes far-reaching link 9 and convert standard current signal into, show on liquid crystal display 16 under the control of singlechip 15, when the medicine appears leaking in the gas bomb 2, level sensor monitors the liquid level and lasts the decline in the far-reaching link 9, singlechip 15 receives the continuous current signal of far-reaching link 9 output, singlechip 15 just can judge that gas bomb 2 appears leaking this moment, then instruct bee calling organ 11 to report to the police and remind patrolman in time to change or inspect.

To sum up can, the utility model discloses a set up level measurement alarm mechanism 6, solved current technique and can't look over the interior surplus dose of fire extinguisher bottle in real time to the problem of timely warning when the leakage appears in the fire extinguisher.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an outer pressure storage formula heptafluoropropane liquid level measurement alarm device, includes drive bottle (1), gas bomb (2), low high seal valve (3), relief pressure valve (4), container valve (5), liquid level measurement alarm mechanism (6), its characterized in that: the utility model discloses a gas receiver, including drive bottle (1), storage heptafluoropropane medicament in gas receiver (2), container valve (5) are installed to the upper end intermediate position of gas receiver (2), relief pressure valve (4) are installed to one side of container valve (5), install on relief pressure valve (4) and leak high valve (3) of sealing down, it passes through the hose connection with drive bottle (1) bottom valve body to leak high valve (3) down, liquid level measurement alarm mechanism (6) are installed at the opposite side of container valve (5) on gas receiver (2) top, liquid level measurement alarm mechanism (6) are including control center (7), joint (8), teletransmission pole (9), floater (10), bee calling organ (11) and connecting wire (12), joint (8) are installed to the bottom of control center (7), teletransmission pole (9) are installed to the bottom of joint (8), a floating ball (10) is arranged on the far transmission rod (9), a buzzer (11) is installed on one side of the upper end of the control center (7), and a connecting wire (12) is arranged on the other side of the upper end of the control center (7).

2. The external pressure storage type heptafluoropropane liquid level measuring and alarming device according to claim 1, wherein: the floating ball (10) is an alloy ball head with high pressure resistance.

3. The external pressure storage type heptafluoropropane liquid level measuring and alarming device according to claim 1, wherein: the remote transmission rod (9) is of a hollow structure and is welded with the joint (8).

4. The external pressure storage type heptafluoropropane liquid level measuring and alarming device according to claim 1, wherein: the control center (7) comprises a lower shell (13), an upper cover body (14), a single chip microcomputer (15) and a liquid crystal display screen (16), the single chip microcomputer (15) is arranged inside the lower shell (13), the liquid crystal display screen (16) is installed on the upper cover body (14), and the upper cover body (14) covers the lower shell (13).

5. The external pressure storage type heptafluoropropane liquid level measuring and alarming device according to claim 1, wherein: the connector (8) is fixedly connected with the gas storage bottle (2).

6. The external pressure storage type heptafluoropropane liquid level measuring and alarming device according to claim 1, wherein: the power connection wire (12) is electrically connected with the single chip microcomputer (15), and the single chip microcomputer (15) is electrically connected with the remote transmission rod (9), the buzzer (11) and the liquid crystal display screen (16) respectively.