CN212817785U - Heptafluoropropane fire extinguishing system pressure monitoring device - Google Patents

Abstract

The utility model relates to a fire extinguishing systems pressure monitoring device technical field, and disclose a heptafluoropropane fire extinguishing systems pressure monitoring device, solved the problem that the leakage of present drive gas cylinder solenoid valve can not effectively be detected and influence the fire extinguishing systems start-up and put out a fire, it includes main connecting tube, the sealed end of intercommunication is installed at the top of main connecting tube, and the detection trigger end is installed at the top of the sealed end of intercommunication, and the warning end is installed at the top of detection trigger end, and sealed electromagnetic signal valve is installed to one end of main connecting tube, and one end of sealed electromagnetic signal valve is connected with vice connecting tube; this heptafluoropropane fire extinguishing systems pressure monitoring device can effectively detect the gas that drives the gas cylinder solenoid valve and leak to and can in time report to the police and inform and make the maintainer repair, thereby ensure the driven validity of drive gas cylinder, also make fire extinguishing systems can effectually start when the conflagration breaing out and put out a fire.

Description

Heptafluoropropane fire extinguishing system pressure monitoring device

Technical Field

The utility model belongs to the technical field of fire extinguishing systems pressure monitoring device, specifically be a heptafluoropropane fire extinguishing systems pressure monitoring device.

Background

Heptafluoropropane is a clean gas chemical fire extinguishing agent which mainly uses chemical fire extinguishing and has a physical fire extinguishing function; it is colorless, tasteless, low-toxicity, non-conductive, does not pollute the protected object, will not cause damage to property and precision facilities; the fire extinguishing agent can reliably extinguish B, C type fires and electrical appliance fires with lower fire extinguishing concentration; after release, the product does not contain particles or oily residues and has no destructive effect on the atmospheric ozone layer.

The heptafluoropropane external pressure storage gas fire extinguishing system is provided with a driving gas cylinder, the top of the driving gas cylinder is generally provided with an electromagnetic valve, the electromagnetic valve can leak in the using process, and an effective detection device is not arranged behind the electromagnetic valve, so that the leakage of the driving gas can not be effectively detected, and the fire extinguishing system can not be effectively started to extinguish fire when the driving gas leaks for a long time; therefore, improvements are now needed in view of the current situation.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a heptafluoropropane fire extinguishing systems pressure monitoring device, the effectual leakage of having solved present drive gas cylinder solenoid valve can not effectively be detected and influence the problem that fire extinguishing systems started to put out a fire.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a heptafluoropropane fire extinguishing systems pressure monitoring device, includes main connecting tube, the sealed end of intercommunication is installed at main connecting tube's top, and the top of the sealed end of intercommunication is installed and is detected the trigger end, detects the top of trigger end and installs the warning end, and sealed electromagnetic signal valve is installed to main connecting tube's one end, and the one end of sealed electromagnetic signal valve is connected with vice connecting tube.

Preferably, the communication sealing end comprises a square cover, a communication cavity and a protection sealing plate, the square cover is installed at the top of the main connecting pipeline, the square cover is communicated with the main connecting pipeline, the communication cavity is formed in the middle of the square cover, and the protection sealing plate is movably installed inside the communication cavity.

Preferably, the top fixed mounting of protection closing plate has the internal thread pipe, and the inside threaded connection of internal thread pipe has the thread round pin, and the motor is installed to the one end in the square cover outside, and the one end of thread round pin runs through square cover and is connected with the output stationary phase of motor.

Preferably, the detection trigger end comprises a first sealing protective shell, a hemispherical rubber part, a thimble and a first electric signal contact block, the hemispherical rubber part is fixedly mounted at the middle part of the inner cavity of the first sealing protective shell, the thimble is fixedly mounted at the middle part of the inner arc surface of the hemispherical rubber part, and the first electric signal contact block is mounted at the top of the thimble.

Preferably, the alarm end comprises a second sealed protective shell, a second electric signal contact block and a sleeve, the second electric signal contact block is mounted at the top of an inner cavity of the second sealed protective shell, and the sleeve is fixedly mounted at the bottom of the second sealed protective shell.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) during work, the heptafluoropropane fire extinguishing system pressure monitoring device can effectively detect gas leaked from the driving gas cylinder electromagnetic valve and can timely give an alarm to enable a maintainer to repair, so that the driving effectiveness of the driving gas cylinder is ensured, and the fire extinguishing system can effectively start to extinguish fire when a fire disaster occurs;

(2) when the device works: connecting one end of the main connecting pipeline with the output end of the driving gas cylinder electromagnetic valve, connecting one end of the auxiliary connecting pipeline with the system pipeline, and closing the sealed electromagnetic signal valve; when the drive gas cylinder solenoid valve takes place to leak, the gaseous convergence of leakage is collected at main connecting tube, the lower part of intercommunication chamber and first sealed protective housing, along with gaseous continuous leakage, the hemisphere face rubber spare can receive ascending thrust, when main connecting tube, the gaseous gathering of drive of the lower part of intercommunication chamber and first sealed protective housing is full after, the hemisphere face rubber spare can drive the ascending thrust that carries on of thimble and first signal of telecommunication contact piece, thereby make first signal of telecommunication contact piece and the contact of second signal of telecommunication contact piece contact, thereby send alarm signal to fire extinguishing system controller, remind people's drive gas to leak.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the cross-sectional structure of the sealing end, the detection trigger end and the alarm end of the present invention;

FIG. 3 is a schematic side sectional view of the communicating sealed end of the present invention;

in the figure: 1. a main connecting pipe; 2. the sealing end is communicated; 201. a square cover; 202. a communicating cavity; 203. a protective sealing plate; 204. an internally threaded tube; 205. a threaded pin; 206. a motor; 3. detecting a trigger end; 301. a first sealed containment vessel; 302. a hemispherical rubber member; 303. a thimble; 304. a first electrical signal contact block; 4. an alarm end; 401. a second sealed protective enclosure; 402. a second electrical signal contact block; 403. a sleeve; 5. sealing the electromagnetic signal valve; 6. the secondary connecting pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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.

Embodiment one, by figure 1, figure 2 and figure 3 provide, the utility model discloses a main connecting tube 1, sealed end 2 of intercommunication is installed at main connecting tube 1's top, sealed end 2 of intercommunication is installed at the top of sealed end 2 of intercommunication, detect trigger end 3's top and install warning end 4, sealed electromagnetic signal valve 5 is installed to main connecting tube 1's one end (sealed electromagnetic signal valve 5 is connected with fire extinguishing systems's controller), through the setting of sealed electromagnetic signal valve 5, can intercept the drive gas of leakage, thereby just can effectually detect, the one end of sealed electromagnetic signal valve 5 is connected with vice connecting tube 6, through main connecting tube 1 and vice connecting tube 6's setting, can effectually connect and install.

Second embodiment, on the basis of first embodiment, given by fig. 2 and 3, the sealed end 2 that communicates includes square cover 201, intercommunication chamber 202 and protection sealing plate 203, and square cover 201 is installed at the top of main connecting tube 1, and square cover 201 is linked together with main connecting tube 1, and intercommunication chamber 202 sets up in the middle part of square cover 201, and protection sealing plate 203 movable mounting is in the inside of intercommunication chamber 202 to can be effectual carry out water conservancy diversion and isolated sealing to drive gas.

In the third embodiment, on the basis of the second embodiment, as shown in fig. 2 and 3, an internal threaded pipe 204 is fixedly installed at the top of the protective sealing plate 203, a threaded pin 205 is connected to an internal thread of the internal threaded pipe 204, a motor 206 is installed at one end of the outer side of the square cover 201 (the motor 206 is connected to a controller of the fire extinguishing system), and one end of the threaded pin 205 penetrates through the square cover 201 and is fixedly connected to an output end of the motor 206, so that the communication cavity 202 can be effectively communicated and separated by the protective sealing plate 203.

Fourth embodiment, on the basis of the first embodiment, as shown in fig. 2, the detection trigger end 3 includes a first sealing protection housing 301, a hemispherical rubber 302, an ejector pin 303 and a first electrical signal contact block 304, the hemispherical rubber 302 is fixedly mounted in the middle of an inner cavity of the first sealing protection housing 301, the ejector pin 303 is fixedly mounted in the middle of an inner arc surface of the hemispherical rubber 302, the first electrical signal contact block 304 is mounted at the top of the ejector pin 303, the first sealing protection housing 301 is mounted at the top of the square cover 201, and the first sealing protection housing 301 is communicated with the square cover 201, so that the leaked driving gas can be effectively detected.

Fifth embodiment, based on the first embodiment, as shown in fig. 2, the alarm terminal 4 includes a second sealed protective housing 401, a second electrical signal contact block 402 and a sleeve 403, the second electrical signal contact block 402 is installed at the top of the inner cavity of the second sealed protective housing 401, the sleeve 403 is fixedly installed at the bottom of the second sealed protective housing 401, the second sealed protective housing 401 is installed at the top of the first sealed protective housing 301, the second sealed protective housing 401 is communicated with the first sealed protective housing 301 through the sleeve 403, the thimble 303 is movably inserted inside the sleeve 403, and the thimble 303 and the first electrical signal contact block 304 extend to the inside of the second sealed protective housing 401 through the sleeve 403 (both the first sealed protective housing 301 and the second electrical signal contact block 402 are connected with a controller of the fire extinguishing system), so as to effectively perform an alarm.

In this embodiment: the motor 206 is a 70KTYZ type positive and negative rotation motor.

The working principle is as follows: connecting one end of a main connecting pipeline 1 with the output end of a driving gas cylinder electromagnetic valve, simultaneously connecting one end of an auxiliary connecting pipeline 6 with a system pipeline, and simultaneously closing a sealing electromagnetic signal valve 5; when the drive gas cylinder solenoid valve takes place to leak, the gaseous convergence of leakage is collected at main connecting tube 1, the lower part of intercommunication chamber 202 and first sealed protective housing 301, along with gaseous continuous leakage, hemisphere face rubber spare 302 can receive ascending thrust, as main connecting tube 1, after the drive gas gathering of intercommunication chamber 202 and first sealed protective housing 301's lower part is full, hemisphere face rubber spare 302 can drive thimble 303 and the ascending thrust that carries on of first signal of electricity contact block 304, thereby make first signal of electricity contact block 304 and the contact of second signal of electricity contact block 402, thereby send alarm signal to the fire extinguishing systems controller, remind people's drive gas to be leaking.

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 (5)

1. A heptafluoropropane fire extinguishing system pressure monitoring device, includes main connecting tube (1), its characterized in that: the top of main connecting pipe way (1) is installed and is communicated sealed end (2), and the top of the sealed end of intercommunication (2) is installed and is detected trigger end (3), and the top of detecting trigger end (3) is installed and is reported to the police and hold (4), and sealed electromagnetic signal valve (5) are installed to the one end of main connecting pipe way (1), and the one end of sealed electromagnetic signal valve (5) is connected with vice connecting pipe way (6).

2. A heptafluoropropane fire extinguishing system pressure monitoring device according to claim 1, wherein: the communicating and sealing end (2) comprises a square cover (201), a communicating cavity (202) and a protective sealing plate (203), the square cover (201) is installed at the top of the main connecting pipeline (1), the square cover (201) is communicated with the main connecting pipeline (1), the communicating cavity (202) is arranged in the middle of the square cover (201), and the protective sealing plate (203) is movably installed in the communicating cavity (202).

3. A heptafluoropropane fire extinguishing system pressure monitoring device according to claim 2, wherein: the top fixed mounting of protection closing plate (203) has internal thread pipe (204), and the internal thread connection of internal thread pipe (204) has threaded pin (205), and motor (206) are installed to the one end in square cover (201) outside, and the one end of threaded pin (205) runs through square cover (201) and is connected with the output stationary phase of motor (206).

4. A heptafluoropropane fire extinguishing system pressure monitoring device according to claim 1, wherein: detect trigger end (3) and include first sealed protective housing (301), hemisphere face rubber spare (302), thimble (303) and first signal of telecommunication contact piece (304), hemisphere face rubber spare (302) fixed mounting is in the middle part of first sealed protective housing (301) inner chamber, thimble (303) fixed mounting is in the middle part of hemisphere face rubber spare (302) intrados, and the top at thimble (303) is installed in first signal of telecommunication contact piece (304).

5. A heptafluoropropane fire extinguishing system pressure monitoring device according to claim 1, wherein: the alarm end (4) comprises a second sealed protective shell (401), a second electric signal contact block (402) and a sleeve (403), the second electric signal contact block (402) is installed at the top of an inner cavity of the second sealed protective shell (401), and the sleeve (403) is fixedly installed at the bottom of the second sealed protective shell (401).

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