CN217988248U - Suspension type fire extinguisher trigger mechanism - Google Patents

Abstract

A suspension type fire extinguisher trigger mechanism relates to the technical field of fire extinguishers; the fire extinguishing tank comprises a tank body, a spray pipe for spraying a fire extinguishing agent is arranged at the bottom of the tank body, a support is arranged at the bottom of the tank body and is located at the lower end of the spray pipe, a temperature sensing glass tube is arranged between the lower portion of the spray pipe and the support in a clamping mode, a partition plate is arranged inside the tank body and divides the tank body into an upper independent accommodating cavity and a lower independent accommodating cavity, the accommodating cavity below the partition plate is used for filling a foam fire extinguishing agent, the accommodating cavity above the partition plate is used for storing nitrogen, an exhaust pipe is connected to the center of the bottom of the partition plate and communicates the accommodating cavities above and below the partition plate, a diaphragm is arranged at the top inside the exhaust pipe and seals the top opening of the exhaust pipe, a puncturing mechanism is slidably connected inside the exhaust pipe and is connected with a lower end of the exhaust pipe, a pull rope in a tightening state is connected between the lower end of the puncturing mechanism and the temperature sensing glass tube, and the reset spring is in a compression state.

Description

Suspension type fire extinguisher trigger mechanism

Technical Field

The utility model relates to a fire extinguisher technical field, more specifically the utility model relates to a suspension type fire extinguisher trigger mechanism that says so.

Background

Suspension type fire extinguisher can be used to the enclosure and submerge the fire extinguishing entirely, also can be used to open place local application with putting out a fire, among the prior art, suspension type fire extinguisher's the internal nitrogen gas of jar and superfine powder fire extinguishing agent are joined in marriage jointly, in the actual application, this makes suspension type fire extinguisher need regularly detect the internal pressure of jar, if gaseous effluvium, when can not satisfy the fire extinguisher use, then need to use after the punching press once more, when the conflagration breaks out, if the fire extinguisher does not have pressure then can lead to unable blowout fire extinguishing agent, this can cause the loss of personnel and property, therefore, a suspension type fire extinguisher trigger mechanism is proposed to solve the problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the technical problem of the above problems in the prior art.

The purpose and the efficacy of the utility model are achieved by the following specific technical means:

the utility model provides a suspension type fire extinguisher trigger mechanism, which comprises a tank body, tank body bottom is equipped with the spray tube that is used for spraying fire extinguishing agent, the support is installed to tank body bottom is located the positive lower extreme of spray tube, the centre gripping is installed the temperature sensing glass pipe between spray tube below and the support, tank body internally mounted has the baffle, the baffle is separated into the jar body and is held the chamber from top to bottom independently, the chamber that holds of baffle below is used for filling foam extinguishing agent, the chamber that holds of baffle top is used for storing nitrogen gas, the bottom center of baffle is connected with the blast pipe, the blast pipe is with the chamber intercommunication that holds of baffle upper and lower place, the top is provided with the diaphragm in the blast pipe, the diaphragm seals blast pipe open-top, sliding connection has puncture mechanism inside the exhaust pipe, puncture mechanism and exhaust pipe lower extreme are connected with reset spring, puncture mechanism lower extreme and the temperature sensing glass intraduct stay cord in the state of junction between pipe, this moment, reset spring is in compression state.

Preferably, the top of the tank body is provided with a one-way inflation hole for inflating the tank body.

Preferably, a filling opening for filling the fire extinguishing agent below the partition plate in the tank body is arranged on the outer side of the tank body, and a detachable sealing plug is arranged at the filling opening.

Preferably, the diaphragm is formed by compounding two or more of PP, PE, PVC and PET.

Preferably, the lancing mechanism comprises: the upper end of the needle tube is in a bevel shape, and the center of the needle tube is provided with an air guide channel which penetrates through the needle tube up and down.

Preferably, the syringe also comprises a spike, the spike is integrally connected with the outer side of the syringe needle tube, and a plurality of groups of spikes are arranged.

Preferably, a rotary disc is connected below the needle tube, the lower end of the rotary disc is rotatably connected with a bearing ring, the centers of the rotary disc and the bearing ring are both provided with circular through holes, the through holes are communicated with the air guide channel, and a plurality of groups of through holes are arranged on the outer end faces of the rotary disc and the bearing ring.

Preferably, the outer side of the rotary table is connected with a pin, the outer side of the bearing ring is connected with the inner wall of the exhaust pipe in a sliding mode, the inner side of the exhaust pipe is provided with an inclined chute, and the tail end of the pin slides in the inclined chute.

Has the beneficial effects that:

1. this kind of suspension type fire extinguisher trigger mechanism is provided with the diaphragm, and the diaphragm holds the chamber with two independent chambeies of jar body share with the baffle, and the chamber that holds of baffle top is used for storing drive gas, and the chamber that holds of baffle below is used for storing extinguishing agent, and the nitrogen gas that is in independently holding the intracavity is difficult to let out, and life is longer.

2. The triggering mechanism of the suspension type fire extinguisher is provided with a puncturing mechanism, the puncturing mechanism can quickly react after the temperature sensing glass tube bursts so as to puncture the diaphragm, high-pressure nitrogen can enter the accommodating cavity below the partition plate, and then the fire extinguishing agent is sprayed out from the spray pipe to extinguish fire.

Description of the drawings:

fig. 1 is a schematic view of the suspension fire extinguisher trigger mechanism of the present invention.

Fig. 2 is a schematic structural view of the puncturing mechanism of the present invention.

Fig. 3 is a schematic sectional view of the lancing mechanism of the present invention.

Fig. 4 is a schematic view of the inside of the exhaust pipe of the present invention.

In FIGS. 1-4: the device comprises a tank body 1, a spray pipe 101, a threaded socket 102, a partition plate 2, a diaphragm 201, an exhaust pipe 3, a chute 301, a puncturing mechanism 4, a bearing ring 401, a rotary table 402, a needle tube 403, a spike 404, a pin 405, a return spring 5, a pull rope 6, a mounting plate 7, a one-way inflation hole 8, a support 9, a temperature-sensing glass tube 10, an air guide channel 11 and a bearing 12.

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.

Referring to fig. 1-4, a trigger mechanism of a suspension fire extinguisher comprises a tank body 1, the top of the tank body 1 is connected with a mounting plate 7, the bottom of the tank body 1 is provided with a spray pipe 101 for spraying fire extinguishing agent, specifically, the top of the tank body 1 is provided with a threaded socket 102, the bottom of the mounting plate 7 is integrally connected with a threaded column, the mounting plate 7 is inserted into the threaded socket 102 through the threaded column and is fixed in a threaded fit manner, the lower end of the spray pipe 101 is provided with a support 9, a pull rod is connected between the support 9 and the tank body 1, a temperature sensing glass tube 10 is clamped and installed between the lower part of the spray pipe 101 and the support 9, a partition plate 2 is installed inside the tank body 1, a containing cavity below the partition plate 2 is used for filling foam extinguishing agent, a containing cavity above the partition plate 2 is used for storing nitrogen, the center of the bottom of the partition plate 2 is connected with an exhaust pipe 3, the exhaust pipe 3 communicates the containing cavity above and below the partition plate 2, the top inside of the exhaust pipe 3 is provided with a diaphragm 201, the diaphragm 201 divides the containing cavity above and below the partition plate 2, the exhaust pipe 3 is connected with a puncture mechanism 4 in a sliding manner, the puncture mechanism 4 is connected with a reset spring 5 connected with the exhaust pipe 3, the lower end of the puncture mechanism 6, the puncture mechanism 6 is connected with a pull rope 6, and pushes the puncture mechanism 4 to push the puncture spring 5 downwards;

it should be noted that, after temperature sensing glass pipe 10 bursts, the tension of stay cord 6 is lost, 5 reaction forces on reset spring promote to puncture mechanism 4 and up move and puncture diaphragm 201, make nitrogen gas pass through blast pipe 3 and get into the baffle below, drive through highly compressed nitrogen gas, make the foam extinguishing agent can be quick spout from spray tube 101 put out a fire, in this application, nitrogen gas and extinguishing agent separately independently store in jar body 1, nitrogen gas is difficult for letting out, can the very first time reaction break diaphragm 201 after temperature sensing glass pipe 10 bursts, reach the effect of fire extinguisher normal use, therefore, the clothes hanger is strong in practicability.

Further, a one-way inflation hole 8 for inflating the tank body 1 is arranged at the top of the tank body 1; one-way hole 8 of aerifing sets up with the inside intercommunication of the jar body 1 above the baffle 2, can carry out the punching press operation, simultaneously, still installs the manometer that is used for monitoring jar internal portion nitrogen gas atmospheric pressure in 1 outside of the jar body, is convenient for monitor 2 top jar internal portion nitrogen gas atmospheric pressure of the body of baffle 2.

Furthermore, a filling opening for filling the fire extinguishing agent below the partition plate 2 in the tank body 1 is arranged on the outer side of the tank body 1, and a sealing plug is arranged on the filling opening in a threaded manner and can close the filling opening.

Further, the diaphragm 201 is formed by compounding PP, PE, PVC, PET and the like; can be promptly pierced by the pressing force of the piercing mechanism 4.

Further, the puncturing mechanism 4 specifically includes: a needle tube 403, the upper end of the needle tube 403 is in a bevel shape, and the center of the needle tube 403 is provided with an air guide channel 11 which passes through up and down; the needle tube 403 is pushed by the counterforce of the return spring 5 to move towards one end of the diaphragm 2, so that the diaphragm 2 is pierced, and nitrogen can enter the tank body 1 at the side for storing the fire extinguishing agent through the air guide channel 11 of the needle tube 403 to drive and release the fire extinguishing agent.

Further, outward extending spikes 404 are connected to the outer side of the needle tube 403, a rotary disc 402 is connected to the lower side of the needle tube 403, the lower end of the rotary disc 402 is rotatably connected to the central position of the bearing ring 401 through a bearing 12, the centers of the rotary disc 402 and the bearing ring 401 are both provided with circular through holes, the through holes are communicated with the air guide channel 11, a plurality of groups of through holes are arranged on the outer end faces of the rotary disc 402 and the bearing ring 401, the outer side of the rotary disc 402 is connected with a pin 405, the outer side of the bearing ring 401 is slidably connected with the inner wall of the exhaust pipe 3, an inclined chute 301 is arranged on the inner side of the exhaust pipe 3, and the tail end of the pin 405 slides in the inclined chute 301; reset spring 5 is connected with bearing ring 401's bottom, under reset spring 5 reaction force promotes, bearing ring 401 is up moved along the blast pipe 3 inside, round pin 405 receives the chute 301 effect this moment, carousel 402 is rotatory, and then it is rotatory to drive needle pipe 403, needle pipe 403 drives spike 404 rotatory, needle 403 is at the in-process of puncturing diaphragm 201, spike 404 is rotatory to expand diaphragm 201's puncture mouth, make nitrogen gas can be through blast pipe 3 and the abundant quick jar body 1 that gets into below baffle 2 of through-hole, carry out the quick drive injection to the fire extinguishing agent.

The working principle is as follows:

when the foam fire extinguishing device is used, after the temperature sensing glass tube 10 bursts, the pulling force of the pull rope 6 is lost, the counter-acting force of the reset spring 5 pushes the puncture mechanism 4 to move upwards to puncture the diaphragm 201, so that nitrogen enters the exhaust tube 3, the nitrogen can enter the tank body 1 on one side for storing the fire extinguishing agent through the air guide channel 11 of the needle tube 403, and the foam fire extinguishing agent can be rapidly sprayed out from the spray pipe 101 to extinguish fire through the driving of high-pressure nitrogen.

Claims (8)

1. The utility model provides a suspension type fire extinguisher trigger mechanism, includes a jar body (1), jar body (1) bottom is equipped with spray tube (101) that are used for spraying fire extinguishing agent, a serial communication port, jar body (1) bottom is located spray tube (101) under the lower extreme install support (9), centre gripping is installed between spray tube (101) below and support (9) temperature sensing glass pipe (10), jar body (1) internally mounted has baffle (2), baffle (2) separate into the upper and lower independent chamber that holds with jar body (1), the chamber that holds of baffle (2) below is used for filling foam extinguishing agent, the chamber that holds of baffle (2) top is used for storing nitrogen gas, the bottom center of baffle (2) is connected with blast pipe (3), blast pipe (3) are with the chamber intercommunication that holds of baffle (2) upper and lower place, the top is provided with diaphragm (201) in blast pipe (3) interior top, diaphragm (201) seals blast pipe (3) open-top, blast pipe (3) inside sliding connection has puncture mechanism (4), puncture mechanism (4) and blast pipe (3) internal connection have reset spring (5) with the lower extreme, puncture mechanism (4) lower extreme is in between being connected between glass pipe (10) temperature sensing spring compression state (6), the tight state (5) of stretching.

2. A fire extinguisher trigger mechanism according to claim 1, characterized in that the top of the tank body (1) is provided with a one-way inflation hole (8) for inflating the tank body (1).

3. A trigger mechanism of a suspension fire extinguisher according to claim 1, characterized in that the outer side of the body of the tank body (1) is provided with a filling port for filling fire extinguishing agent under the inner partition plate (2) of the tank body (1), and the filling port is provided with a detachable sealing plug.

4. A fire extinguisher trigger mechanism according to claim 1, wherein the diaphragm (201) is made of a composite of two or more of PP, PE, PVC and PET.

5. A fire extinguisher trigger mechanism according to claim 1, wherein the piercing mechanism (4) comprises: the upper end of the needle tube (403) is in a bevel shape, and the center of the needle tube (403) is provided with an air guide channel (11) which penetrates up and down.

6. A fire extinguisher trigger mechanism according to claim 1, further comprising spikes (404), wherein the spikes (404) are integrally connected to the outside of the needle tube (403) and are provided in multiple sets.

7. A trigger mechanism for a suspension fire extinguisher according to claim 6, characterized in that a rotary disc (402) is connected below the needle tube (403), a bearing ring (401) is rotatably connected at the lower end of the rotary disc (402), the centers of the rotary disc (402) and the bearing ring (401) are both provided with circular through holes which are communicated with the air guide channel (11), and a plurality of groups of through holes are arranged on the outer end surfaces of the rotary disc (402) and the bearing ring (401).

8. A trigger mechanism for a suspended fire extinguisher according to claim 7, characterized in that the outside of the rotating disc (402) is connected with a pin (405), the outside of the bearing ring (401) is connected with the inner wall of the exhaust pipe (3) in a sliding way, the inside of the exhaust pipe (3) is provided with an inclined chute (301), and the tail end of the pin (405) slides in the chute (301).

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