CN213252736U

CN213252736U - Fire-fighting engineering is with automatic extinguishing device that opens

Info

Publication number: CN213252736U
Application number: CN202022070724.7U
Authority: CN
Inventors: 陈文健; 陈志欢; 李启柏
Original assignee: Guangzhou Hua'an Fire Protection Co ltd
Current assignee: Guangzhou Hua'an Fire Protection Co ltd
Priority date: 2020-09-19
Filing date: 2020-09-19
Publication date: 2021-05-25
Anticipated expiration: 2030-09-19

Abstract

The application relates to an automatic opening fire extinguishing device for fire engineering, which comprises a water pipe communicated with a fire water tank; the thread is arranged at one end of the water outlet of the water pipe, and a spraying head with a plurality of water spraying holes is arranged at one end far away from the water pipe; and the plurality of plug covers are arranged on one side of the sprinkler head, which is far away from the water pipe, and are used for blocking the water spraying holes, one end of the sprinkler head, which is far away from the water pipe, is also provided with a water splashing disc, one side of the sprinkler head, which is far away from the water pipe, is provided with an expansion piece which is inconsistent with the inner wall of the sprinkler head, one end of the expansion piece, which is close to the water pipe, is provided with a circular groove, the bottom of the circular groove is provided with a plurality of through holes corresponding to the water spraying holes, and when the temperature of the expansion piece at the periphery of the expansion piece reaches the temperature range of 65-. This application has the characteristics that can self-extinguishing when the conflagration breaing out, reaches the effect of putting out a fire fast.

Description

Fire-fighting engineering is with automatic extinguishing device that opens

Technical Field

The application relates to the technical field of fire engineering, in particular to an automatic opening fire extinguishing device for fire engineering.

Background

In modern life, when people use electrical equipment improperly or in an overload mode, a fire disaster can be caused, and a fire engine needs a certain time to drive to a fire scene, so that automatic fire extinguishing equipment can be installed between floors during building construction, and the fire extinguishing equipment can be automatically started to extinguish a fire once a fire disaster occurs, so that casualties and material loss are reduced.

In the present life, a more common automatic fire extinguishing device is the fire control shower nozzle, and the fire control shower nozzle mainly includes pipeline head, temperature sensing glass piece and splash box, and the pipeline head is linked together with the fire water tank generally, and when the conflagration breaing out, the temperature sensing glass piece can be heated and break to make the rivers play of pipeline head, and through splash box sprinkling everywhere, thereby reach the effect of putting out a fire.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when the temperature-sensitive glass block is heated and broken, the formed fragments can fly to the four places, which is very unsafe, and meanwhile, the fragments fall on the ground and may cause damage to people passing by, which needs to be further improved.

SUMMERY OF THE UTILITY MODEL

In order to reduce the injury of personnel caused by the automatic fire extinguishing device when in use, thereby improving the safety of the automatic fire extinguishing device.

The application provides a pair of fire engineering is with automatic fire extinguishing device that opens adopts following technical scheme:

an automatic opening fire extinguishing device for fire engineering comprises a water pipe communicated with a fire water tank; the thread is arranged at one end of the water outlet of the water pipe, and a spraying head with a plurality of water spraying holes is arranged at one end far away from the water pipe; and the plurality of plug covers are arranged on one side of the sprinkler head, which is far away from the water pipe, and are used for blocking the water spraying holes, one end of the sprinkler head, which is far away from the water pipe, is also provided with a water splashing disc, one side of the sprinkler head, which is far away from the water pipe, is provided with an expansion piece which is inconsistent with the inner wall of the sprinkler head, one end of the expansion piece, which is close to the water pipe, is provided with a circular groove, the bottom of the circular groove is provided with a plurality of through holes corresponding to the water spraying holes, and when the temperature of the expansion piece at the periphery of the expansion piece reaches the temperature range of 65-.

By adopting the technical scheme, the sprinkler head, the expansion piece and the plug cover are arranged, when a fire disaster happens, the expansion piece can expand and deform when being at the preset temperature, and the plug cover is pushed open to open the water spraying holes, so that the fire extinguishing effect of the sprinkler head can be realized, the water sprayed by the water spraying holes can be further sprayed to the periphery by arranging the water spraying disc, and the fire extinguishing range of the sprinkler head is enlarged.

Preferably, the expansion piece comprises a plurality of convex rings which are matched with the water spraying holes and arranged on the outer side.

Through adopting above-mentioned technical scheme, set up the bulge loop, can let the inflation degree of expansion piece in the hole for water spraying axis direction bigger to can be when the expansion piece is heated, push away the gag fast, and then can reach and open the effect that the sprinkler head put out a fire sooner.

Preferably, the hole edge of the water spray hole close to the inner side is provided with an inclined surface, and the side surface of the convex ring is provided with an arc surface matched with the inclined surface.

Through adopting above-mentioned technical scheme, set up inclined plane and arc surface, can be when the inflation piece is heated, can extend more smoothly towards the gag direction along the inclined plane to make inflation piece expansion deformation and push up the gag and put out a fire more stably.

Preferably, the edge of one side of the plug cover, which is close to the water pipe, is hinged with a connecting strip, and one end of the connecting strip, which is far away from the plug cover, is connected with the outer surface of the sprinkler head.

Through adopting above-mentioned technical scheme, set up the connecting strip, when the gag is backed down by the inflation piece, the gag can hang at the sprinkler side to can reduce the pounding condition that arouses because of the gag drops.

Preferably, an end cover is arranged at one end of the water splashing disc close to the sprinkler head, and the end cover is installed at one end of the sprinkler head far away from the water pipe in a threaded mode.

Through adopting above-mentioned technical scheme, set up the end cover, can pull down the splash box to clearance or maintenance sprinkler head's inside, and then make things convenient for the maintenance and the clearance of device more.

Preferably, the part of the plug cover contacting with the inner wall of the water spraying hole is provided with a sealing ring.

Through adopting above-mentioned technical scheme, set up the sealing washer, can install the gag in the hole for water spraying closely to can effectively reduce the circumstances that the gag leaked.

Preferably, a rubber pad is arranged at the position, which is in contact with the end face of the sprinkler head at the end far away from the water pipe, of the inner side of the end cover.

Through adopting above-mentioned technical scheme, set up the rubber pad, can keep away from water pipe one end with the sprinkler head and seal to can effectively reduce the condition that the end cover leaked.

Preferably, the edge of the water splashing disc is provided with a convex edge which inclines upwards, and the top of the convex edge is provided with a plurality of grooves.

Through adopting above-mentioned technical scheme, set up chimb and recess, can let the water that the hole for water spraying flows out sputter.

In summary, the present application includes at least one of the following beneficial technical effects:

through setting up inflation piece and gag, when the conflagration takes place, can realize opening the function that the hole for water spraying extinguishes automatically, through setting up bulge loop and inclined plane, can accelerate the speed that inflation piece backed down the gag to improve the conflagration response ability of device, through setting up the connecting strip, can improve the security of device when starting, through setting up sealing washer and rubber pad, can effectively reduce the condition that the device leaked.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

FIG. 2 is a schematic view of the installation of the expansion element according to an embodiment of the present application.

Description of reference numerals: 1. a water pipe; 2. a sprinkler head; 21. a water spray hole; 211. an inclined surface; 3. an expansion member; 31. a circular groove; 32. a through hole; 33. a convex ring; 331. a circular arc surface; 4. a plug cover; 41. a seal ring; 42. a connecting strip; 5. a splash pan; 51. an end cap; 52. a rubber pad; 53. a convex edge.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses fire extinguishing apparatus is opened with automation to fire engineering, refer to FIG. 1, and fire extinguishing apparatus includes water pipe 1, and in order to prevent the conflagration, the highest point in every building all can be provided with the fire water tank, all is provided with water pipe 1 that is linked together with the fire water tank in each floor, and water pipe 1 generally sets up the top in room, and when proruption conflagration, water can descend from the roof to put out a fire.

A sprinkler 2 communicated with the water pipe 1 is arranged at one end of the water outlet of the water pipe 1, in the embodiment, the sprinkler 2 is arranged at one end of the water outlet of the water pipe 1 through threads, referring to fig. 2, four water spray holes 21 are symmetrically arranged at the side edge of the sprinkler 2 far away from one end of the water pipe 1, an expansion piece 3 is arranged on the inner wall of one end of the sprinkler 2 close to the water spray holes 21, the expansion piece 3 is abutted against the inner wall of the sprinkler 2, wherein, when the ambient temperature of the expansion piece 3 reaches the range of 65-75 ℃, the expansion piece 3 can expand to a preset degree, in the embodiment, one end of the expansion piece 3 close to the water pipe 1 is provided with a circular groove 31, the bottom wall of the circular groove 31 is provided with four through holes 32 corresponding to the water spray holes 21, and the outer side of one end of the sprinkler 2 close to the water spray holes 21 is provided with four plug covers 4 matched with the water, the watering hole 21 can be plugged first.

When the conflagration takes place, when the temperature of the expansion piece 3 surrounding environment risees gradually, expansion piece 3 is heated and also can be the inflation deformation gradually, and when the surrounding environment temperature reached predetermined value, expansion piece 3 inflation deformation degree of predetermineeing after, will push up gag 4 and open to open hole for water spraying 21 and spill water and put out a fire.

Referring to fig. 2, in order to increase the expansion degree of the expansion member 3 in the axial direction of the water spraying hole 21, in the present embodiment, a protruding ring 33 adapted to the water spraying hole 21 is provided on the outer side wall of the expansion member 3, and by providing the protruding ring 33, the contact area between the expansion member 3 and the water spraying hole 21 can be increased, so that the size of the expansion member 3 expanded in the direction of the water spraying hole 21 when heated can be increased, and then the speed of ejecting the plug cover 4 by the expansion member 3 can be increased, thereby increasing the response speed of the device to fire.

In order to further improve the stability of the expansion piece 3 to push the plug cover 4, in the embodiment, the edge of the water spraying hole 21 close to the inner side of the sprinkler head 2 is set as the inclined surface 211, and the outer side surface of the convex ring 33 contacting with the water spraying hole 21 is set as the arc surface 331 adapted to the water spraying hole 21, thereby the expansion piece 3 can be smoothly extended along the axial direction of the water spraying hole 21, and the plug cover 4 can be pushed open to open the water spraying hole 21 to extinguish fire more stably.

When the plug cover 4 is pushed open by the expansion piece 3, the plug cover 4 flying outwards may hurt the person escaping, so in order to reduce the occurrence of this situation, in the present embodiment, the top of the side edge of the plug cover 4 is hinged with the connecting strip 42, wherein the connecting strip 42 is made of soft rubber material, one end of the connecting strip 42 far away from the plug cover 4 is fixed on the outer wall of the sprinkler head 2, when the plug cover 4 is pushed open by the expansion piece 3, the connecting strip 42 can not fall down due to the restriction, thereby improving the safety of the device when opening.

In actual life, fire-fighting equipment needs to be inspected and maintained regularly, so that normal use of the equipment can be guaranteed when a fire comes, the sewer pipe 1 may be blocked to prevent water from flowing through, or the circular groove 31 and the through hole 32 in the expansion piece 3 are blocked, and other problems may occur, therefore, in the embodiment, the end cover 51 is arranged at one end of the splash plate 5 close to the sprinkler 2, the inner wall of the end cover 51 is provided with threads, the end cover 51 is arranged at one end of the sprinkler 2 far away from the water pipe 1 through the threads, and when the inspection or maintenance is needed, the condition inside the sprinkler 2 can be checked by rotating the end cover 51 away, so that the fire-fighting inspection and maintenance can be performed very conveniently.

In order to reduce the water leakage of the device, in the embodiment, the sealing ring 41 is arranged at the position where the side edge of the plug cover 4 contacts with the water spraying hole 21, and the rubber pad 52 is arranged at the position where the end cover 51 contacts with the end of the sprinkler head 2 far away from one end of the water pipe 1, so that the water leakage of the sprinkler head 2 can be effectively reduced, in addition, the arrangement of the sealing ring 41 can improve the friction force between the plug cover 4 and the inner wall of the water spraying hole 21, and the situation that the plug cover 4 is flushed due to unstable water pressure in the water pipe 1 can be reduced.

When the inflation piece 3 rushes open the gag 4, rivers outwards spout, in order to improve the scope of watering of sprinkler 2, in this embodiment, will splash the outward flange 53 that the outward slope is provided with to the outward flange of dish 5, has seted up a plurality of recesses at the last top of flange 53, such setting, when rivers flowed out from hole for water spraying 21, water fell on the dish 5 that splashes, because the effect of gravity makes water splash far away and scatter more to the scope of putting out a fire has been enlarged.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a fire engineering is with automatic fire extinguishing device that opens which characterized in that: comprises a water pipe (1) communicated with a fire water tank;

the sprinkler head (2) is installed at one end of the water outlet of the water pipe (1) in a threaded manner, and a plurality of water spraying holes (21) are formed at one end far away from the water pipe (1);

and a plurality of plug caps (4) which are arranged on one side of the sprinkler head (2) far away from the water pipe (1) and are used for blocking the water spraying holes (21), a water splashing disc (5) is also arranged at one end of the sprinkler head (2) far away from the water pipe (1),

one side of the sprinkler head (2) far away from the water pipe (1) is provided with an expansion piece (3) which is abutted against the inner wall of the sprinkler head (2), one end of the expansion piece (3) close to the water pipe (1) is provided with a circular groove (31), the bottom of the circular groove (31) is provided with a plurality of through holes (32) corresponding to the water spray holes (21),

when the temperature of the expansion piece (3) at the periphery of the expansion piece reaches the temperature range of 65-75 ℃, the expansion piece (3) expands to a preset volume to push the plug cover (4) open.

2. The automatic opening fire extinguishing device for the fire fighting project according to claim 1, characterized in that: the expansion piece (3) comprises a plurality of convex rings (33) which are matched with the water spray holes (21) and are arranged on the outer side.

3. The automatic fire extinguishing device for fire fighting engineering according to claim 2, characterized in that: the edge of the hole, close to the inner side, of the water spraying hole (21) is provided with an inclined surface (211), and the outer side surface of the convex ring (33) is provided with a circular arc surface (331) matched with the inclined surface (211).

4. The automatic opening fire extinguishing device for the fire fighting project according to claim 1, characterized in that: the edge of one side of the plug cover (4) close to the water pipe (1) is hinged with a connecting strip (42), and one end of the connecting strip (42) far away from the plug cover (4) is connected with the outer surface of the sprinkler head (2).

5. The automatic opening fire extinguishing device for the fire fighting project according to claim 1, characterized in that: an end cover (51) is arranged at one end, close to the sprinkler head (2), of the water splashing disc (5), and the end cover (51) is installed at one end, far away from the water pipe (1), of the sprinkler head (2) in a threaded mode.

6. The automatic opening fire extinguishing device for the fire fighting project according to claim 1, characterized in that: and a sealing ring (41) is arranged at the part of the plug cover (4) contacted with the inner wall of the water spraying hole (21).

7. An automatic fire extinguishing device for fire fighting engineering according to claim 5, characterized in that a rubber pad (52) is provided on the inner side of the end cap (51) at a position where it contacts the end face of the sprinkler head (2) remote from the water pipe (1).

8. The automatic opening fire extinguishing device for the fire fighting project according to claim 1, characterized in that: the edge of the water splashing disc (5) is provided with a convex edge (53) inclining outwards, and the top of the convex edge (53) is provided with a plurality of grooves.