CN214762992U

CN214762992U - Gas fire extinguishing system

Info

Publication number: CN214762992U
Application number: CN202121203455.5U
Authority: CN
Inventors: 吕宁; 黄弋倩
Original assignee: Huaxin Architects Engineers Consultants International Ltd
Current assignee: Huaxin Architects Engineers Consultants International Ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2021-11-19
Anticipated expiration: 2031-05-31

Abstract

The application relates to the field of fire extinguishing devices, in particular to a gas fire extinguishing system, which comprises a spray pipe, wherein the spray pipe is arranged on a cabinet in a penetrating manner, and one end of the spray pipe, which faces the outer side of the cabinet, is used for communicating a fire extinguishing gas storage tank. The spray pipe is connected with the hose towards the inside one end intercommunication of rack, is connected with the shower nozzle on the hose, is equipped with in the rack to be used for driving shower nozzle pivoted actuating mechanism. This application has the effect that improves fire extinguishing systems's fire extinguishing efficiency.

Description

Gas fire extinguishing system

Technical Field

The present application relates to the field of fire extinguishing devices, and more particularly, to a gas fire extinguishing system.

Background

The gas fire extinguishing system is mainly used in an environment where other fire extinguishing systems such as a water fire extinguishing system are not suitable to be installed, such as a computer room, an important library archive, a mobile communication base station (room), a UPS room, a battery room, and a general diesel generator room.

At present, chinese patent publication No. CN110559572A discloses a gas fire extinguishing apparatus, comprising: the fire extinguishing system comprises fire extinguishing gas, a gas storage tank, an open fire sensor, a smoke sensor, an audible and visual alarm, a pressure relief valve bank, a nozzle and a control host, wherein the fire extinguishing gas is stored in the gas storage tank, the gas storage tank is connected to the pressure relief valve bank through a pressure pipeline, and the pressure relief valve bank is connected to the nozzle through a plurality of flexible composite high-pressure conveying pipes; the control host is respectively and electrically connected with the naked flame sensor, the smoke sensor, the pressure release valve group and the audible and visual alarm. The nozzle is arranged on the cabinet, when a fire disaster occurs in a certain cabinet, the fire extinguishing gas reaches the cabinet with the fire disaster through the flexible composite high-pressure conveying pipe, and the fire extinguishing gas is sprayed from the upper part and the lower part of the cabinet simultaneously.

With respect to the related art in the above, the inventors consider that: the nozzle can only spray towards one direction, and can not effectively spray towards different positions in the cabinet, so that the fire extinguishing efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to improve the fire extinguishing efficiency of the fire extinguishing system, the present application provides a gas fire extinguishing system.

The application provides a gaseous fire extinguishing systems adopts following technical scheme:

the utility model provides a gaseous fire extinguishing systems, includes the spray tube, and the spray tube is worn to establish on the rack, and the spray tube is used for the intercommunication gaseous storage tank of putting out a fire towards the one end in the rack outside, and the spray tube has the hose towards the inside one end intercommunication of rack, is connected with the shower nozzle on the hose, is equipped with in the rack to be used for driving shower nozzle pivoted actuating mechanism.

Through adopting above-mentioned technical scheme, gaseous circulation to hose through the spray tube of putting out a fire, at last from the shower nozzle blowout, actuating mechanism drive shower nozzle rotates, and the shower nozzle is at the pivoted in-process, sprays the gaseous of putting out a fire towards different positions in the rack, has improved the efficiency of putting out a fire.

Optionally, the driving mechanism comprises a driving frame and a driving assembly, the spray head is fixedly connected to the driving frame, a rotating shaft is rotatably connected to the cabinet, the rotating shaft is fixedly connected to the driving frame, and the driving assembly is used for driving the rotating shaft to rotate.

Through adopting above-mentioned technical scheme, drive assembly drive axis of rotation rotates, and the axis of rotation drives the bogie and rotates, and the bogie drives the shower nozzle and rotates, and the shower nozzle is at the pivoted in-process and is sprayed the gas of putting out a fire towards the rack in, has improved fire extinguishing efficiency.

Optionally, the driving assembly comprises a worm wheel and a worm, the worm wheel is fixedly sleeved on the rotating shaft, the worm is rotatably connected to the cabinet, the worm is meshed with the worm wheel, and the cabinet is connected with a driving element for driving the worm to rotate.

Through adopting above-mentioned technical scheme, when needs order about the bogie and rotate, drive unit drive worm rotates, and the worm drives the worm wheel and rotates, and the worm wheel drives the axis of rotation and rotates, and the axis of rotation drives the bogie and rotates.

Optionally, the driving element includes a motor, and the worm is coaxially fixed to an output shaft of the motor.

Through adopting above-mentioned technical scheme, the motor is used for driving the worm to rotate.

Optionally, two arc-shaped guide rails are fixed on the inner wall of the cabinet, a guide channel is formed between the two guide rails, and the spray head is arranged in the guide channel in a penetrating manner.

By adopting the technical scheme, the guide channel formed by the two guide rails plays a role in guiding the spray head, and the stability of the spray head during rotation is improved.

Optionally, the nozzle is fixedly connected with a guide rod, guide grooves are formed in opposite side faces of the two guide rails, and the guide rod moves in the two guide grooves.

Through adopting above-mentioned technical scheme, the guide bar moves in the guide way, plays the effect of direction to the shower nozzle, has further improved the stability when shower nozzle rotates.

Optionally, the two ends of the guide rod are respectively rotatably connected with rollers, the rollers are in one-to-one correspondence with the guide grooves, and the rollers roll in the guide grooves.

Through adopting above-mentioned technical scheme, the gyro wheel rolls in the guide way, has reduced the friction between guide bar and the guide way, has improved the smoothness nature when the guide bar moves.

Optionally, the nozzle is connected to the spray head, the inner diameter of the nozzle is larger than that of the spray head, and the nozzle is provided with a plurality of air injection holes.

Through adopting above-mentioned technical scheme, the gaseous blowout from a plurality of fumaroles of nozzle of putting out a fire has increased the gaseous jet range of putting out a fire, has further improved the efficiency of putting out a fire.

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

1. through the mutual matching of the hose, the spray head and the driving mechanism, the effect that the spray head sprays towards different positions in the cabinet is achieved, and therefore the fire extinguishing efficiency of the fire extinguishing system is improved;

2. the two guide rails are arranged, and a guide channel formed by the two guide rails plays a role in guiding the spray head, so that the stability of the spray head during rotation is improved;

3. the guide rod is arranged and moves in the guide groove, so that the movement of the spray head is guided, and the stability of the spray head during rotation is further improved.

Drawings

Fig. 1 is a schematic structural view of a gas fire extinguishing system according to an embodiment of the present application.

Fig. 2 is a cross-sectional view of a cabinet according to an embodiment of the present application.

Fig. 3 is an enlarged view for embodying a point a in fig. 2.

Fig. 4 is a schematic positional relationship diagram of a drive assembly and a cabinet according to an embodiment of the present application.

Fig. 5 is an enlarged view for embodying B in fig. 4.

Description of reference numerals: 1. a nozzle; 11. a hose; 12. a spray head; 2. a cabinet; 21. installing a box; 22. a fixing plate; 3. a nozzle; 31. a gas injection hole; 4. a driving frame; 41. a support plate; 42. mounting a plate; 43. a rotating shaft; 5. a drive assembly; 51. worm gear, 52, worm; 53. a motor; 6. a guide rail; 61. a guide channel; 62. a guide groove; 63. a guide bar; 64. and a roller.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a gas fire extinguishing system.

Referring to fig. 1, the gas fire extinguishing system includes a spray pipe 1, the spray pipe 1 is respectively provided with one on two opposite side walls of the cabinet 2, and one end of the spray pipe 1 facing the outside of the cabinet 2 is used for communicating a fire extinguishing gas storage tank.

Referring to fig. 2 and 3, a hose 11 is communicated with one end of the spray pipe 1 facing the inside of the cabinet 2, and one end of the hose 11 is fixedly connected with the spray pipe 1. One end of the hose 11 far away from the spray pipe 1 is communicated with a spray head 12, and the spray head 12 is fixedly connected with the hose 11. The extinguishing gas is conducted through the nozzle 1 to the hose 11 and finally out of the nozzle 12.

Referring to fig. 3, in order to increase the range of the fire extinguishing gas, a nozzle 3 is fixedly connected to one end of the nozzle 12 away from the hose 11, the nozzle 3 is disc-shaped, the inside of the nozzle 3 is hollow, the nozzle 3 communicates with the nozzle 12, and the inner diameter of the nozzle 3 is larger than that of the nozzle 12. The side of the nozzle 3 away from the nozzle 1 is provided with a plurality of gas injection holes 31. The fire extinguishing gas is sprayed out from the plurality of gas spraying holes 31, so that the spraying range of the fire extinguishing gas is expanded, the pressure of the fire extinguishing gas during spraying is ensured, and the fire extinguishing efficiency is improved. Two nozzles 3 jet fire extinguishing gas simultaneously, have further improved fire extinguishing system to the inside fire extinguishing efficiency of rack 2.

Referring to fig. 3 and 4, a driving mechanism for driving the spray head 12 to rotate back and forth is connected to the cabinet 2, and the driving mechanism includes a driving frame 4 and a driving assembly 5. The driving frames 4 are located in the machine cabinet 2, two driving frames 4 are arranged, and the driving frames 4 correspond to the spray heads 12 one by one. The driving frame 4 comprises two supporting plates 41 and two mounting plates 42, the two supporting plates 41 are arranged oppositely, the plate surfaces of the supporting plates 41 are vertically arranged, and the spray pipe 1 is located between the two supporting plates 41. The mounting plate 42 is fixedly connected between the two support plates 41, the mounting plate 42 is perpendicular to the support plates 41, and one side of the support plate 41 far away from the mounting plate 42 is hinged to the inner wall of the cabinet 2. The spray head 12 and the hose 11 are located between the two support plates 41, and the spray head 12 passes through the mounting plate 42 and is fixedly connected with the mounting plate 42.

Referring to fig. 3, a rotating shaft 43 is rotatably connected in the cabinet 2, the rotating shaft 43 is horizontally disposed, and two rotating shafts 43 are disposed and are in one-to-one correspondence with the driving frames 4. The rotation shaft 43 is coaxially disposed with the hinge shaft of one of the support plates 41, and one end of the rotation shaft 43 is fixedly connected to the support plate 41 and the other end thereof penetrates through the cabinet 2.

Referring to fig. 5, two sets of driving assemblies 5 are provided, the driving assemblies 5 correspond to the rotating shafts 43 one by one, and the driving assemblies 5 are used for driving the rotating shafts 43 to rotate. Two mounting boxes 21 are fixedly connected to the outer side of the frame, and the mounting boxes 21 correspond to the driving assemblies 5 one by one. The driving assembly 5 comprises a worm wheel 51 and a worm 52, and the worm wheel 51 and the worm 52 are both positioned in the installation box 21. One end of the rotating shaft 43, which is far away from the supporting plate 41, penetrates into the installation box 21, and the rotating shaft 43 is rotatably connected with the side wall of the installation box 21. The worm wheel 51 is sleeved on the rotating shaft 43, and the worm wheel 51 is fixedly connected with the rotating shaft 43. Worm 52 is rotatably coupled within mounting case 21. The worm 52 meshes with the worm wheel 51.

Referring to fig. 5, the outer side wall of the cabinet 2 is provided with driving elements corresponding to the worms 52 one by one, each driving element includes a motor 53, an output shaft of the motor 53 penetrates through the installation box 21, and an output shaft of the motor 53 is rotatably connected to the side wall of the installation box 21. The worm 52 is sleeved on the output shaft of the motor 53, and the worm 52 is fixedly connected with the output shaft of the motor 53. Fixedly connected with is used for supporting motor 53's fixed plate 22 on the lateral wall of rack 2, and fixed plate 22 is the level setting, and motor 53 passes through the bolt fastening at the upper surface of fixed plate 22.

When the fire extinguishing system works, the motor 53 drives the worm 52 to rotate, the worm 52 drives the worm wheel 51 to rotate, the worm wheel 51 drives the rotating shaft 43 to rotate, the rotating shaft 43 drives the driving frame 4 to rotate, the driving frame 4 drives the spray head 12 to rotate around the rotating shaft 43, and the spray head 12 drives the spray nozzle 3 to rotate around the rotating shaft 43. The positive and negative rotation of the output shaft is controlled by the motor 53 to rotate in a reciprocating manner, so that the spray head 12 swings up and down in a reciprocating manner, the spray head 12 drives the spray nozzle 3 to swing up and down in a reciprocating manner, the spray nozzle 3 sprays fire extinguishing gas towards different positions in the cabinet 2, and the fire extinguishing efficiency of the fire extinguishing system is improved.

Referring to fig. 3, in order to improve the stability of the spray head 12 during rotation, arc-shaped guide rails 6 are respectively disposed on two sides of the spray head 12, and two ends of each guide rail 6 are fixed to the inner wall of the cabinet 2 by bolts. The axis of the arc on which the guide rail 6 is located is coaxial with the axis of the rotating shaft 43. The two guide rails 6 have a space therebetween, a guide passage 61 is formed between the two guide rails 6, and the spray head 12 moves in the guide passage 61.

Referring to fig. 3, an arc-shaped guide groove 62 is formed in a side wall of the guide rail 6 facing the spray head 12, a guide rod 63 is fixedly connected to the spray head 12, the guide rod 63 is perpendicular to an axis of the spray head 12, two ends of the guide rod 63 are respectively inserted into the guide groove 62, and the guide rod 63 slides in the guide groove 62. The guide rod 63 is matched with the guide groove 62 in a sliding mode, so that the function of guiding the spray head 12 is achieved, and the stability of the spray head 12 in the rotating process is further improved.

Referring to fig. 3, rollers 64 are respectively sleeved at both ends of the guide bar 63, and the rollers 64 are rotatably connected with the guide bar 63. The rollers 64 correspond to the guide grooves 62 one by one, the circumferential wall of the roller 64 is attached to the arc-shaped inner wall of the guide groove 62, and the roller 64 rolls in the guide groove 62. The roller 64 reduces the friction between the guide rod 63 and the inner wall of the guide groove 62, and improves the fluency of the movement of the guide rod 63, thereby improving the fluency of the rotation of the spray head 12 and further improving the fluency of the reciprocating swing of the spray nozzle 3.

The implementation principle of a gas fire extinguishing system of the embodiment of the application is as follows: when the fire extinguishing system works, fire extinguishing gas flows to the hose 11 through the spray pipe 1, then flows to the spray head 12 and the nozzle 3 in sequence, and finally is sprayed out of the exhaust hole. The motor 53 drives the worm 52 to rotate, the worm 52 drives the worm wheel 51 to rotate, the worm wheel 51 drives the rotating shaft 43 to rotate, the rotating shaft 43 drives the driving frame 4 to rotate, the driving frame 4 drives the spray head 12 to rotate around the rotating shaft 43, and the spray head 12 drives the spray nozzle 3 to rotate around the rotating shaft 43. The positive and negative rotation of the output shaft is controlled by the motor 53 to rotate in a reciprocating manner, so that the spray head 12 swings up and down in a reciprocating manner, the spray head 12 drives the spray nozzle 3 to swing up and down in a reciprocating manner, the spray nozzle 3 sprays fire extinguishing gas towards different positions in the cabinet 2, and the fire extinguishing efficiency of the fire extinguishing system is improved.

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. A gas fire suppression system characterized by: including spray tube (1), spray tube (1) are worn to establish on rack (2), and spray tube (1) is used for the intercommunication gas storage tank of putting out a fire towards the one end in rack (2) outside, and spray tube (1) has hose (11) towards the inside one end intercommunication of rack (2), is connected with shower nozzle (12) on hose (11), is equipped with in rack (2) to be used for driving shower nozzle (12) pivoted actuating mechanism.

2. A gas fire suppression system according to claim 1, wherein: actuating mechanism includes actuating frame (4), drive assembly (5), shower nozzle (12) fixed connection in actuating frame (4), rotates on rack (2) and is connected with axis of rotation (43), axis of rotation (43) fixed connection in actuating frame (4), and drive assembly (5) are used for driving axis of rotation (43) and rotate.

3. A gas fire suppression system according to claim 2, wherein: drive assembly (5) include worm wheel (51), worm (52), and worm wheel (51) fixed cover is established on axis of rotation (43), and worm (52) rotate to be connected in rack (2), and worm (52) mesh mutually with worm wheel (51), are connected with on rack (2) and are used for driving worm (52) pivoted drive unit.

4. A gas fire suppression system according to claim 2, wherein: the driving element comprises a motor (53), and the worm (52) is coaxially fixed on an output shaft of the motor (53).

5. A gas fire suppression system according to claim 1, wherein: two arc-shaped guide rails (6) are fixed on the inner wall of the cabinet (2), a guide channel (61) is formed between the two guide rails (6), and the spray head (12) penetrates through the guide channel (61).

6. A gas fire suppression system according to claim 5, wherein: the spray head (12) is fixedly connected with a guide rod (63), the opposite side surfaces of the two guide rails (6) are provided with guide grooves (62), and the guide rod (63) moves in the two guide grooves (62).

7. A gas fire suppression system according to claim 6, wherein: the two ends of the guide rod (63) are respectively and rotatably connected with rollers (64), the rollers (64) are in one-to-one correspondence with the guide grooves (62), and the rollers (64) roll in the guide grooves (62).

8. A gas fire suppression system according to claim 1, wherein: the spray head (12) is connected with a spray nozzle (3), the inner diameter of the spray nozzle (3) is larger than that of the spray head (12), and the spray nozzle (3) is provided with a plurality of air injection holes (31).