CN108939354B - Cabinet drawer type fire extinguishing device - Google Patents
Cabinet drawer type fire extinguishing device Download PDFInfo
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- CN108939354B CN108939354B CN201811156042.9A CN201811156042A CN108939354B CN 108939354 B CN108939354 B CN 108939354B CN 201811156042 A CN201811156042 A CN 201811156042A CN 108939354 B CN108939354 B CN 108939354B
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- 239000007921 spray Substances 0.000 claims abstract description 51
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 45
- 238000007789 sealing Methods 0.000 claims description 105
- 239000011521 glass Substances 0.000 claims description 17
- 230000007246 mechanism Effects 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 11
- 238000009434 installation Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000004677 Nylon Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 229920001778 nylon Polymers 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- UKACHOXRXFQJFN-UHFFFAOYSA-N heptafluoropropane Chemical compound FC(F)C(F)(F)C(F)(F)F UKACHOXRXFQJFN-UHFFFAOYSA-N 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/08—Control of fire-fighting equipment comprising an outlet device containing a sensor, or itself being the sensor, i.e. self-contained sprinklers
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
- Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
Abstract
The invention discloses a cabinet drawer type fire extinguishing device, which mainly comprises a drawer box, a fire extinguishing agent storage bottle, a bottle head valve and a temperature sensing spray head; the drawer box is provided with a bottom surface, an outward front surface, a back surface opposite to the front surface and two side surfaces; the fire extinguishing agent storage bottle is horizontally arranged on the bottom surface of the drawer box, and the opening of the fire extinguishing agent storage bottle faces one side surface; the bottle head valve is provided with an air inlet, an air outlet and an opening and closing knob, the bottle head valve is arranged on the bottle mouth of the fire extinguishing agent storage bottle through the air inlet, the temperature sensing spray head is arranged on the back surface of the drawer box, and the temperature sensing spray head is connected with the air outlet of the bottle head valve through a conveying pipe. The fire extinguishing device adopts a small drawer type structure with flexible layout design, and has the characteristics of simple structure, no space occupation, convenient installation, automatic and effective fire extinguishing, strong practicability and the like.
Description
Technical Field
The invention relates to fire-fighting equipment, in particular to a cabinet drawer type fire extinguishing device.
Background
Along with the development of the internet of things technology, the application of the network cabinet is more and more popular, the cabinet is of a complete installation box structure, and the cabinet provides adaptive environment and safety protection for the normal operation of electronic equipment and has the characteristics of simple structure, convenient operation and installation, economy, practicability and the like. With the use of transistors and integrated circuits and the miniaturization of various elements and devices, the structure of cabinets has also been developed toward miniaturization and building blocks. In order to enhance the safety use performance, the cabinet is usually also provided with a fire-fighting device, and the fire-fighting device provided by the cabinet at present has two forms, namely, one fire-fighting device is manually put out, namely, fire-fighting equipment is simply arranged beside the cabinet, and when a fire occurs, relevant personnel on site directly pick up the fire-fighting equipment to extinguish the fire; the other is automatic fire extinguishing, the fire-fighting bottle is simply arranged beside the cabinet, the fire-fighting equipment is connected in the cabinet through a pipeline, and when a fire is sensed by the related sensor, the fire-fighting equipment is controlled to be directly opened, and a fire extinguishing medium enters the cabinet through the pipeline to extinguish the fire.
In the prior art, due to the limitation of the design structure, the fire-fighting bottle parts are all arranged outside the cabinet, occupy space, are inconvenient to install, and many times, due to factors such as space limitation or complicated installation, the equipment of the cabinet fire-extinguishing device is abandoned, so that potential safety hazards exist; first kind is manual puts out a fire, usually hardly in time to accomplish to put out a fire, and the practicality is poor, and the second mode is automatic, but need set up complicated pipe connection outside the rack, and the fixed position that can not change promptly after the pipe fitting moreover, and whole practicality is not good, and in addition, through the relatively longer journey water conservancy diversion fire extinguishing gas of complicated pipeline, there is reaction time long, influences fire extinguishing performance scheduling problem.
In view of this, the present inventors have conducted intensive studies on the above-mentioned problems, and proposed a cabinet drawer type fire extinguishing apparatus, which resulted therefrom.
Disclosure of Invention
The invention aims to provide a cabinet drawer type fire extinguishing device which adopts a small drawer type structure to flexibly arrange and design and has the characteristics of simple structure, no space occupation, convenient installation, automatic and effective fire extinguishing, strong practicability and the like.
In order to achieve the above object, the solution of the present invention is:
a drawer-type fire extinguisher of a cabinet mainly comprises a drawer box, a fire extinguishing agent storage bottle, a bottle head valve and a temperature sensing spray head; the drawer box is provided with a bottom surface, an outward front surface, a back surface opposite to the front surface and two side surfaces; the fire extinguishing agent storage bottle is horizontally arranged on the bottom surface of the drawer box, and the opening of the fire extinguishing agent storage bottle faces one side surface; the bottle head valve is provided with an air inlet, an air outlet and an opening and closing knob, the bottle head valve is arranged on the bottle mouth of the fire extinguishing agent storage bottle through the air inlet, the temperature sensing spray head is arranged on the back surface of the drawer box, and the temperature sensing spray head is connected with the air outlet of the bottle head valve through a conveying pipe.
A three-way adapter is arranged at the air outlet of the bottle head valve, one outlet of the three-way adapter is connected with the temperature sensing spray head, the other outlet of the three-way adapter is connected with a pressure gauge through a pipeline, and the pressure gauge is arranged at the front position of the drawer box.
The on-off knob is connected with an auxiliary rod through a universal joint, a knob switch is installed at the end part of the auxiliary rod, and the knob switch is installed on the back surface of the drawer box.
The fire extinguishing agent storage bottle is provided with two groups of bottle openings which are parallel in the same direction, and the bottle head valve and the temperature sensing spray head are provided with two groups corresponding to each other; the air outlet directions of the two groups of air outlets of the two groups of bottle head valves are arranged in an inclined angle dislocation manner on the vertical surface, and the two groups of conveying pipes which are in one-to-one correspondence connection with the two groups of bottle head valves and the temperature sensing spray head are arranged side by side up and down.
The three-way adapter is arranged at the air outlets of the two groups of bottle head valves, the three-way adapter is provided with two outlets which are coaxially arranged and axially parallel to the vertical surface, the axial directions of the two outlets of the two groups of three-way adapter are arranged in a staggered manner on the vertical surface, one outlet of the two groups of three-way adapter is connected with the corresponding temperature sensing spray heads through two groups of conveying pipes which are vertically arranged side by side, the other outlet of the two groups of three-way adapter is respectively connected with a pressure gauge through two groups of pipelines which are vertically arranged, and the pressure gauge is arranged at the front position of the drawer box.
The opening and closing knobs of the two groups of bottle head valves are respectively connected with an auxiliary rod through universal joints, the end parts of the auxiliary rods are provided with knob switches, and the knob switches are arranged on the back surface of the drawer box; the axial direction of the two groups of opening and closing knobs of the two groups of bottle head valves is in staggered arrangement with the air outlet direction of the two groups of air outlets on a vertical surface, and the two groups of auxiliary rods and the knob switches are arranged side by side up and down and staggered with the two groups of conveying pipes up and down.
A bottom plate for arranging the fire extinguishing agent storage bottle is arranged on the bottom surface of the drawer box, the bottom plate is a front end corresponding to one end of the fire extinguishing agent storage bottle where the bottle mouth is located, and is a rear end corresponding to one end of the fire extinguishing agent storage bottle where the bottle bottom is located; the mounting surface of the bottom plate is arranged in a downward inclined manner from the front end to the rear end.
The fire extinguishing agent storage bottle is fixed in the drawer box through the clamp which can be opened and closed.
The bottle valve comprises a valve body, a valve core and an opening and closing knob, wherein the valve body is provided with an air inlet, an air outlet and an adjusting port; the air inlet and the air outlet are coaxially arranged, and the adjusting port is perpendicular to the axial direction of the air inlet; the adjusting port is provided with a valve port for realizing the communication between the air inlet and the air outlet; the valve core is arranged in the adjusting port, the valve core is connected with an opening and closing knob for controlling the valve core to act so as to open or close the valve port, and the opening and closing knob is arranged on the adjusting port.
The valve body is also provided with a pressure relief opening communicated with the air inlet, and a safety pressure relief valve is arranged on the pressure relief opening.
And the air outlet is provided with an adapter, and the adapter is a tee adapter or a right-angle adapter.
The valve core fixing nut is arranged on the adjusting port, the opening and closing knob is movably arranged on the valve core fixing nut in a threaded fit manner, the valve core penetrates through the valve core fixing nut and is arranged in a radial rotation limit fit manner, and the outer end of the valve core extends to be movably connected with the opening and closing knob.
Sealing rings are arranged between the valve core fixing nut and the adjusting port and between the valve core fixing nut and the valve core.
Nylon is arranged on the water sealing end face of the valve core.
The temperature sensing spray head is a temperature sensing distribution valve spray head mechanism and mainly comprises a valve body, a sealing piston and a temperature sensing glass spray head; the valve chamber is provided with an air inlet, an air outlet and a pressure relief starting opening, and the inner end of the air inlet is provided with a sealing port; the temperature-sensing glass spray head is arranged on the pressure relief starting port; the sealing piston is arranged in the valve cavity, a sealing piston chamber communicated with the pressure relief starting opening is formed in the sealing piston, the bottom of the sealing piston chamber is a sealing part matched with the sealing opening, the area of the bottom of the inner side of the sealing piston chamber is larger than the opening area of the sealing opening, and a piston small hole communicated with the sealing piston chamber is formed in the sealing part; the valve body is also provided with an anti-misoperation bolt hole, and an anti-misoperation bolt for limiting the sealing piston so that the sealing part seals the sealing opening is movably inserted in the anti-misoperation bolt hole.
The ratio of the bottom area of the inner side of the sealing piston chamber to the opening area of the sealing opening is 5:1-15:1.
The air inlet is provided with an input interface, the air outlet is provided with an output interface, the input interface and the output interface are all conversion interface suite which is sleeved on the valve body and is provided with side openings, and the input interface and the output interface are arranged at intervals and form an embedded mounting groove.
The side openings of the input interface and the output interface are provided with at least two groups which are coaxial.
Sealing rings are arranged between the input interface and the valve body and between the output interface and the valve body.
And two groups of sealing elements which are used for sealing with the inner side wall of the valve body are sleeved on the sealing piston side by side.
And a valve cover is arranged on the pressure relief starting port of the valve body, and the temperature sensing glass spray head is arranged on the valve cover.
The sealing part is provided with a groove, a sealing gasket matched with the sealing opening is arranged in the groove, and the sealing gasket is provided with a sealing gasket small hole corresponding to the piston small hole.
After the scheme is adopted, the cabinet drawer type fire extinguishing device has the beneficial effects compared with the prior art that: the scheme is that the fire extinguishing device is ingeniously arranged in a small drawer box, the opening of the fire extinguishing agent storage bottle is arranged towards the side face of the drawer box, the width of the drawer box is reduced to the maximum extent, enough space is reserved between a temperature sensing nozzle arranged on the back face of the drawer box and a cabinet, the temperature sensing nozzle is facilitated to spray fire extinguishing gas, the fire extinguishing gas is dispersed and distributed in the whole cabinet rapidly, and guarantee is provided for realizing timely and effective fire extinguishing.
Further, the case fire extinguishing agent storage bottle is provided with two sets of side by side, and two sets of gas outlets corresponding to two sets of bottle head valves are arranged in a staggered mode through the included angle, so that two sets of conveying pipes connecting the two sets of bottle head valves and the temperature sensing spray head are arranged side by side up and down, the length of the drawer box does not need to be increased, and the simple layout of the two sets of conveying pipes is fully facilitated in the height space of the drawer box. The knob switch is designed on the drawer box through the matching of the universal joint and the auxiliary rod, is favorable for controlling, is designed on the back of the drawer box, and is convenient to control and has hidden setting to prevent misoperation possibly caused. The two groups of auxiliary rods are arranged in a staggered manner through the included angle, so that the vertical staggered arrangement of the two groups of conveying pipes is realized, the space of the drawer box is fully utilized, and the layout is compact, reasonable and concise.
Drawings
FIG. 1 is a front view of the fire extinguishing apparatus of the present invention;
FIG. 2 is a bottom view of FIG. 1;
FIG. 3 is a right side view of FIG. 1;
FIG. 4 is a schematic view of the construction of the bottle cap valve;
FIG. 5 is a front view of the thermal head;
FIG. 6 is a schematic view of a sealed state of the thermal head;
fig. 7 is a schematic diagram of the temperature-sensitive spray head in an open state.
Description of the reference numerals
Drawer box 1, bottom 11, front 12, back 13, side 14, bottom 15,
fire extinguishing agent storing bottle 2, bottle mouth 21, clip 22,
the bottle valve 3, the valve body 31, the air inlet 311, the air outlet 312, the adjusting port 313, the valve port 314,
pressure relief port 315, valve core 32, nylon 321, on-off knob 33, three-way adapter 34,
valve core fixing nut 35, sealing rings 351, 352, safety relief valve 36;
the temperature sensing nozzle 4, the delivery pipe 40, the valve body 41, the air inlet 411, the air outlet 412,
pressure release actuation port 413, seal port 414, anti-false latch hole 415,
seal piston 42, seal piston chamber 421, seal 422, piston orifice 4221,
a gasket 423, a gasket aperture 4231,
a temperature sensing glass spray head 43, a false operation preventing bolt 44, an input interface 45, an output interface 46,
valve cover 47, seal 481, seal 482, 483, insert mounting groove 49;
pressure gauge 5, tubing 50, knob switch 6, auxiliary rod 60, universal joint 61.
Detailed Description
The present invention will be described in further detail with reference to the following specific embodiments.
The scheme relates to a cabinet drawer type fire extinguishing device, which mainly comprises a drawer box 1, a fire extinguishing agent storage bottle 2, a bottle head valve 3 and a temperature sensing spray head 4 as shown in figures 1-7. The fire extinguishing agent stored in the fire extinguishing agent storage bottle 2 may be of various types, such as a heptafluoropropane gas storage bottle.
The drawer box 1 has a bottom 11, an outwardly facing front 12, a rear 13 opposite the front 12, and two side faces 14. The fire extinguishing agent storing bottle 2 is placed flat on the bottom face 11 of the drawer box 1, and the mouth 21 of the fire extinguishing agent storing bottle 2 is disposed toward one side face 14. Preferably, the bottom surface 11 of the drawer box 1 is provided with a bottom plate 15, and the fire extinguishing agent storage bottle 2 is arranged on the bottom plate 15, preferably fixed on the bottom plate 15 through a clamp 22 capable of opening and closing, thereby ensuring the installation stability and the replacement convenience of the fire extinguishing agent storage bottle 2. The bottom plate 15 corresponds to the front end (the lower end in fig. 1) of the fire extinguishing agent storing bottle 2 at the end where the bottle mouth 21 is located, and corresponds to the rear end (the upper end in fig. 1) of the fire extinguishing agent storing bottle 2 at the end where the bottle bottom is located; the installation surface of bottom plate 15 is the downward sloping setting from front end to rear end, so ensures that the fire extinguishing agent of its content when fire extinguishing agent storage bottle 2 uses can concentrate the bottle bottom in order to be utilized completely and spray, avoids influencing the fire extinguishing effect and causes extravagant problem. The inclination angle of the bottom plate 15 is optimally controlled to 5-20 degrees.
The bottle head valve 3 is provided with an air inlet 311, an air outlet 312 and an opening and closing knob 33, the bottle head valve 3 is arranged on the bottle mouth 21 of the fire extinguishing agent storage bottle 2 through the air inlet 311, the temperature sensing nozzle 4 is arranged on the back 13 of the drawer box 1, and the temperature sensing nozzle 4 is connected with the air outlet 312 of the bottle head valve 3 through a conveying pipe 40. The air outlet 312 of the bottle head valve 3 is arranged adjacent to the side 14 of the drawer box 1, the temperature sensing nozzle 4 is arranged on the back 13, and the conveying pipe 40 connecting the two is arranged in a 90-degree right-angle bent pipe, and is preferably arranged close to the side wall of the drawer box 1.
Preferably, in order to facilitate monitoring of the pressure condition of the fire extinguishing agent storage bottle 2, the fire extinguishing agent storage bottle 2 is further connected with a pressure gauge, specifically, a three-way adapter 34 is installed on an air outlet 312 of the bottle head valve 3, one outlet of the three-way adapter 34 is connected with the temperature sensing spray head 4 through a conveying pipe 40, the other outlet is connected with the pressure gauge 5 through a pipeline 50, the pressure gauge 5 is arranged at the front 12 position of the drawer box 1, and the pressure gauge 5 is arranged at the front, so that the visual monitoring effect of staff is facilitated. Similarly, the duct 50 is provided as a 90 degree right angle bend, preferably proximate the side wall of the drawer box 1.
Preferably, in order to facilitate the operation of the opening and closing knob 33, the opening and closing knob 33 is designed to be extended, that is, the opening and closing knob 33 is connected with an auxiliary rod 60 through a universal joint 61, the end of the auxiliary rod 60 is provided with a knob switch 6, and the knob switch 6 is mounted on the back 13 of the drawer box 1. In operation, the rotary knob switch 6 is rotated, and the opening and closing knob 33 can be driven to rotate to open and close through the linkage of the auxiliary rod 60. The universal joint 61 is designed to be mainly beneficial to the installation connection and effective linkage control action between the opening and closing knob 33 and the knob switch 6. The knob switch 6 is designed on the back 13 of the drawer box 1, is convenient to control and has hidden setting at the same time, so as to prevent misoperation possibly caused by the outer side of the setting.
In the preferred scheme of the fire extinguishing device, two groups of fire extinguishing agent storage bottles 2 are arranged, the two groups of fire extinguishing agent storage bottles 2 are arranged side by side, and the bottle mouths 21 are arranged in the same direction. The bottle head valve 3 and the temperature sensing spray head 4 are provided with two groups which are in one-to-one correspondence. Two sets of flush and co-oriented fire suppressant storage bottles 2 are connected with consideration of the spatial arrangement of the corresponding two sets of delivery pipes 40. In the present case, the air outlet directions of the two air outlets 312 of the two sets of bottle head valves 3 are arranged in a staggered manner on the vertical surface, as indicated by A, B in fig. 2, the air outlet direction (B) of the corresponding set of bottle head valves 3 closer to the back surface 13 is a horizontal direction, the air outlet direction (a) of the corresponding set of bottle head valves 3 farther from the back surface 13 is an upward inclined angle direction (controlled within 30 degrees optimally), and the two sets of conveying pipes 40 correspondingly connecting the two sets of bottle head valves 3 and the temperature sensing nozzle 4 are arranged side by side up and down. Of course, for facilitating the connection, the ends of the delivery tube 40 may be designed with corresponding bent section structures. The other two groups of temperature sensing spray heads 4 are preferably designed to have the same horizontal height on the back 13, and the same reason is realized by a bending section structure corresponding to one group of conveying pipes 40 (see fig. 3).
Preferably, in order to facilitate the connection of the two sets of fire extinguishing agent storage bottles 2 to the pressure gauges 5, the air outlets 311 of the two sets of bottle head valves 3 are respectively provided with a three-way adapter 33, and the three-way adapter 33 is provided with two outlets which are coaxially arranged and axially parallel to the vertical surface. In consideration of the space arrangement problem, the axial directions of the two outlets of the two sets of three-way adapter 33 are arranged in a staggered manner (see A, B for indication) on the vertical surface, one outlet of the two sets of three-way adapter 33 is connected with the corresponding temperature sensing spray head 4 through two sets of conveying pipes 40 which are arranged side by side up and down, the other outlet is respectively connected with a pressure gauge 5 through two sets of pipelines 50 which are arranged up and down, and the pressure gauge 5 is arranged at the front 12 position of the drawer box 1.
Further, in order to facilitate the operation of the corresponding two sets of opening and closing knobs 33, the two sets of fire extinguishing agent storage bottles 2 correspond to the two sets of adjacent bottle head valves 3, the respective opening and closing knobs 33 of the two sets of bottle head valves 3 are connected with an auxiliary rod 60 through a universal joint 61, the end part of the auxiliary rod 60 is provided with a knob switch 6, and the knob switch 6 is arranged on the back 13 of the drawer box 1. The auxiliary rod 60 and the conveying pipe 40 have the problem of crossing in the transverse and longitudinal directions, the same design mode is adopted in the space avoidance arrangement, namely, the axial directions of the two groups of opening and closing knobs 33 of the two groups of bottle head valves 3 and the air outlet directions of the two groups of air outlets 312 are all in an inclined angle dislocation arrangement on a vertical surface, as indicated by C, D in fig. 2, the axial directions (D) of the opening and closing knobs 33 are inclined upwards by an angle direction (controlled within 30 degrees optimally), the axial directions (C) of the opening and closing knobs 33 are inclined upwards by an angle direction (controlled within 30 degrees optimally) relative to the A direction, the two groups of auxiliary rods 60 and the knob switches 6 are arranged side by side up and down and are staggered with the two groups of conveying pipes 40 up and down, namely, the two groups of auxiliary rods 60 are positioned at the upper outer sides and the lower sides of the two groups of conveying pipes 40.
The main design points of the scheme lie in ingenious application of the drawer box 1 mode and layout design of fire extinguishers in the drawer box 1, the fire extinguishing agent storage bottle 2 is arranged in a extending mode along the directions of two side faces of the drawer box 1 in the length direction, so that the whole fire extinguishing device is arranged in the drawer box 1 in a compact and concise mode, the width of the drawer box 1 is enabled to be minimized, enough space is reserved between the temperature sensing spray head 4 arranged on the back 13 of the drawer box 1 and the side wall of the cabinet, the temperature sensing spray head 4 is facilitated to spray fire extinguishing gas, the fire extinguishing gas is rapidly dispersed and distributed in the whole cabinet, and guarantee is provided for realizing timely and effective fire extinguishing.
Further, the fire extinguishing agent storage bottle 2 is provided with two groups side by side, corresponds the connectivity of each part pipeline of two groups, and the scheme adopts the contained angle dislocation set mode to cooperate the nimble application of three way connection 33, universal joint 61, realize the upper and lower four-layer structural design of two sets of conveyer pipes 40 and two sets of auxiliary rod 60, fully do benefit to the altitude space of drawer box 1, need not to increase the length and width of drawer box 1, but also can keep succinct, structural stability, the control simple and easy reliability of connection.
In the application of the fire extinguishing device, the bottle head valve 3 is opened through the knob switch 6, gas in the fire extinguishing agent storage bottle 2 flows to the pipeline 50 and the conveying pipe 40 through the bottle head valve 3 and the three-way adapter 33, the pressure condition is displayed by the pressure gauge 5, the end part of the conveying pipe 40 is cut off by the temperature sensing spray head 4, and the fire extinguishing device is in a waiting working state. The fire extinguishing device is arranged in the cabinet through the drawer box 1, when the cabinet is in fire, the temperature sensing spray head 4 senses and bursts and opens, and gas exhausts the cabinet cavity of the cabinet through the temperature sensing spray head 4, so that the fire extinguishing effect is realized.
The preferred embodiment of the bottle valve 3, as shown in fig. 4, comprises a valve body 31, a valve core 32 and an opening and closing knob 33. The valve body 31 has an air inlet 311, an air outlet 312, and an adjustment port 313. The air inlet 311 and the air outlet 312 are coaxially arranged, the adjusting port 313 is arranged at a position between the air inlet 311 and the air outlet 312, and the adjusting port 313 is arranged perpendicular to the axial direction of the air inlet 311 (the air outlet 312). The adjustment port 313 is provided with a valve port 314 for communicating the air inlet 311 with the air outlet 312, and an omega-shaped passage is formed in the valve body 31.
The valve core 32 is arranged in the adjusting port 313, the valve core 32 is connected with an opening and closing knob 33 arranged on the adjusting port 313, and the opening and closing knob 33 is used for controlling the valve core 32 to act to open or close the valve port 314. Preferably, in order to facilitate stable and reliable adjustment operation of the valve core 32, a valve core fixing nut 35 is installed on the adjustment port 313, the opening and closing knob 33 is movably installed on the valve core fixing nut 35 in a threaded fit manner, the valve core 32 penetrates through the valve core fixing nut 35, and the valve core 32 and the valve core fixing nut are arranged in a radial rotation limit fit manner, namely, the valve core 32 can only axially move relative to the valve core fixing nut 35 and cannot radially rotate. The outer end of the valve core 32 extends to be movably connected with the opening and closing knob 33, and the valve core 32 can only rotate radially relative to the opening and closing knob 33 and cannot move axially. From this through rotatory knob 33 that opens and close, the knob 33 realizes the axial removal regulation of relative case fixation nut 35 screw thread adjustment, and under the drive of knob 33 and the radial spacing of case fixation nut 35, axial direction effect down, relative valve mouth 314 round trip movement are opened or are stopped this valve mouth 314 effect, and easy operation is convenient.
Preferably, nylon 321 is provided on the water-sealing end surface of the valve core 32 in order to facilitate the cooperation between the valve core 32 and the valve opening 314. In order to enhance the sealing effect of the valve body, sealing rings 352 and 351 are provided between the valve element fixing nut 35 and the adjustment port 313, and between the valve element fixing nut 35 and the valve element 32.
Preferably, the valve body 31 is further provided with a pressure relief opening 315 communicated with the air inlet 311, and the pressure relief opening 315 is provided with a safety pressure relief valve 36 for safety pressure relief. The pressure relief opening 315 is preferably coaxial with the adjusting opening 313, the whole bottle valve is designed in a four-sided structure, the air inlet 311 and the air outlet 312 are connected ends of two opposite sides, the safety pressure relief valve 36 and the closing knob 33 are designed at the other two opposite sides, and the whole valve structure layout is small, simple, compact and reasonable. The four-sided structure design provides great convenience for the connection of the bottle head valve and the outside (the dislocation connection of the included angles), and particularly the connectivity exerted by the four-sided structure design is excellent in a relatively narrow space of the drawer box.
Preferably, the air outlet 311 may be provided with an adapter, which may be a three-way adapter 34 or a right-angle adapter. Therefore, the effective conversion of the air outlet direction is realized, and the rotary connection effect in the drawer box is facilitated.
The temperature sensing spray head is a temperature sensing distributing valve spray head mechanism as shown in fig. 5-7, and mainly comprises a valve body 41, a sealing piston 42 and a temperature sensing glass spray head 43. The valve body 41 is internally provided with a valve chamber, the valve chamber is provided with an air inlet 411, an air outlet 412 and a pressure relief starting opening 413, wherein the inner end of the air inlet 411 is provided with a sealing opening 414, preferably, the air inlet 411 and the pressure relief starting opening 413 are coaxially arranged, and the air outlet 412 is of a side opening structure and is axially and mutually perpendicular to the air inlet 411.
The temperature-sensitive glass spray nozzle 43 is arranged on the pressure relief starting opening 413; preferably, the pressure release opening 413 is provided with a valve cover 47, and the temperature-sensitive glass spray head 43 is mounted on the valve cover 47. A temperature sensing glass 431 and a sealing plug 432 which is abutted and sealed by the temperature sensing glass 431 are arranged in the temperature sensing glass spray head 43. When the temperature sensing glass 431 is broken, the sealing plug 432 is opened, and the pressure relief starting port 413 is communicated with the outside atmospheric pressure. The device skillfully utilizes the temperature-sensing glass spray nozzle 43 to play a temperature-sensing starting role, and the spraying mechanism of the device is designed to be realized in a split type by a sealing piston 42 structure outside the temperature-sensing glass spray nozzle 43.
The sealing piston 42 is arranged in the valve cavity of the valve body 42, a sealing piston chamber 421 is formed in the sealing piston 42, an opening of the sealing piston chamber 421 is arranged towards the pressure release starting port 413 in a communicated mode, the bottom of the sealing piston chamber 421 is arranged towards the sealing port 413, the bottom is formed into a sealing part 422 matched with the sealing port 413, when the sealing part 422 of the sealing piston 42 is in contact fit with the sealing port 413, the sealing piston 42 achieves the sealing port 413, and at the moment, the side wall of the sealing piston 42 just aligns with the air outlet 412 to perform sealing action on the air outlet.
The bottom area inside the sealing piston chamber 421 is larger than the opening area of the sealing opening 413, so that when the sealing piston 42 is in the state of sealing the sealing opening 413 and the gas pressures received on both sides of the sealing portion 422 are equal, the sealing piston 42 can automatically maintain the downward force to seal the sealing opening 413 without any mechanical external force due to the difference in the pressure receiving area ratio. In order to ensure an automatic sealing action, the ratio of the pressure-receiving area of the bottom area of the inner side of the sealing piston chamber 421 to the opening area of the sealing opening 413 is controlled to be preferably 5:1 to 15:1, and the ratio of the pressure-receiving area is preferably 10:1.
The sealing part 422 is provided with a piston small hole 4221 communicated with the sealing piston chamber 421. The valve body 41 is further provided with an anti-malfunction latch hole 415, and an anti-malfunction latch 44 is movably inserted in the anti-malfunction latch hole 415, and the sealing piston 42 is limited in the sealing opening 413 direction by the anti-malfunction latch 44 so that the sealing portion 422 seals the sealing opening 4413. The design of the misoperation prevention plug pin 44 plays a role in preventing misoperation and is beneficial to skillful application and installation of the device.
Preferably, the air inlet 411 is provided with an input interface 45, the air outlet 412 is provided with an output interface 46, the input interface 45 and the output interface 46 are both conversion interface sets sleeved on the valve body 41 and provided with side openings, and the input interface 45 and the output interface 46 are arranged at intervals and form an embedded mounting groove 49. The controllable distribution leading-in and guiding injection of the air inlet and the air outlet of the temperature sensing distribution valve nozzle device are realized by simply installing the conversion interface suite, the whole device can be simply and firmly clamped on the back 13 of the drawer box through the embedded mounting groove 49, the clamping installation is flexible and reliable, the input interface 45 is correspondingly positioned on the inner side of the back 13 and connected with the conveying pipe 40, the output interface 46 is correspondingly positioned on the outer side of the back 13, the in-box air source is facilitated, the out-box injection fire extinguishing is facilitated, the misoperation prevention plug 44 is correspondingly positioned on the outer side of the back 13 of the drawer box, the operation is facilitated, and the outward design of the temperature sensing glass nozzle 43 outside the drawer box is beneficial to detection induction.
Preferably, the side openings of the input interface 45 and the output interface 46 are provided with at least two groups in the same axial direction, and the side openings can be practically adjusted according to the needs to realize the adjustment of the gas source access direction and the controllable guiding jet fire extinguishing. In order to facilitate the sealing of the ports, sealing rings 482 and 483 are provided between the input port 45 and the valve body 41, and between the output port 46 and the valve body 41, respectively.
Preferably, two sets of sealing members 481 are provided side by side on the sealing piston 42 for sealing interaction with the inner side wall of the valve body 41. In addition, a groove is provided in the sealing portion 422, a gasket 423 for fitting the sealing port 414 is provided in the groove, and a gasket small hole 4231 corresponding to the piston small hole 4221 is provided in the gasket 423.
In the installation and application of the temperature sensing distributing valve spray head mechanism, before the air source is accessed, the misoperation preventing bolt 44 is inserted into the misoperation preventing bolt hole 415, and the sealing part 422 of the sealing piston 42 seals the sealing port 414. The knob switch 6 of the bottle head valve 3 is opened, an air source is connected to the input port 45 through the input pipe 40, the air can push the sealing piston 42, the sealing piston 42 is stopped by the misoperation-preventing plug pin 44 and cannot move upwards, the air source charges air into the sealing piston chamber 421 through the piston small hole 4221 on the sealing piston 42 until the pressure of the sealing piston chamber 421 is equal to the air source pressure, at the moment, the misoperation-preventing plug pin 44 is pulled out, and the sealing piston 42 automatically acts downwards to seal the sealing port 414 and cannot release air because the pressure of the air on the upper surface and the lower surface of the sealing piston 42 is equal, the pressure area ratio is different. When the temperature-sensing glass ball 431 of the pressure release starting opening 413 is broken and opened, the gas in the sealing piston chamber 421 is released, the sealing piston 42 moves upwards under the pushing of the gas source, the sealing opening 414 is opened, and the gas is exhausted to the outside through the output interface 46.
The foregoing description is only of the preferred embodiments of the present invention, and all equivalent changes and modifications that come within the scope of the following claims are intended to be embraced therein.
Claims (9)
1. A cabinet drawer type fire extinguishing device, characterized in that: mainly comprises a drawer box, a fire extinguishing agent storage bottle, a bottle head valve and a temperature sensing spray head; the drawer box is provided with a bottom surface, an outward front surface, a back surface opposite to the front surface and two side surfaces; the fire extinguishing agent storage bottle is horizontally arranged on the bottom surface of the drawer box, and the opening of the fire extinguishing agent storage bottle faces one side surface; the bottle head valve is provided with an air inlet, an air outlet and an opening and closing knob, the bottle head valve is arranged on the bottle mouth of the fire extinguishing agent storage bottle through the air inlet, the temperature sensing spray head is arranged on the back surface of the drawer box, and the temperature sensing spray head is connected with the air outlet of the bottle head valve through a conveying pipe; the fire extinguishing agent storage bottle is provided with two groups of bottle openings which are parallel in the same direction, and the bottle head valve and the temperature sensing spray head are provided with two groups corresponding to each other; the air outlet direction of the air outlets of the two groups of bottle head valves is arranged in an included angle dislocation way on the vertical surface, and two groups of conveying pipes which are in one-to-one correspondence with the two groups of bottle head valves and the temperature sensing spray head are arranged side by side up and down.
2. A cabinet drawer fire extinguishing apparatus as claimed in claim 1, wherein: a three-way adapter is arranged at the air outlet of the bottle head valve, one outlet of the three-way adapter is connected with the temperature sensing spray head, the other outlet of the three-way adapter is connected with a pressure gauge through a pipeline, and the pressure gauge is arranged at the front position of the drawer box.
3. A cabinet drawer fire extinguishing apparatus as claimed in claim 1, wherein: the on-off knob is connected with an auxiliary rod through a universal joint, a knob switch is installed at the end part of the auxiliary rod, and the knob switch is installed on the back surface of the drawer box.
4. A cabinet drawer fire extinguishing apparatus as claimed in claim 1, wherein: the three-way adapter is arranged at the air outlets of the two groups of bottle head valves, the three-way adapter is provided with two outlets which are coaxially arranged and axially parallel to the vertical surface, the axial directions of the two outlets of the two groups of three-way adapter are arranged in a staggered manner on the vertical surface, one outlet of the two groups of three-way adapter is connected with the corresponding temperature sensing spray heads through two groups of conveying pipes which are vertically arranged side by side, the other outlet of the two groups of three-way adapter is respectively connected with a pressure gauge through two groups of pipelines which are vertically arranged, and the pressure gauge is arranged at the front position of the drawer box.
5. A cabinet drawer fire extinguishing apparatus according to claim 1 or 4, wherein: the opening and closing knobs of the two groups of bottle head valves are respectively connected with an auxiliary rod through universal joints, the end parts of the auxiliary rods are provided with knob switches, and the knob switches are arranged on the back surface of the drawer box; the axial direction of the opening and closing knob of the two groups of bottle head valves is in an included angle dislocation arrangement with the air outlet direction of the air outlets of the two groups of bottle head valves on a vertical surface, and the two groups of auxiliary rods and the knob switches are arranged side by side up and down and are staggered with the two groups of conveying pipes up and down.
6. A cabinet drawer fire extinguishing apparatus as claimed in claim 1, wherein: a bottom plate for placing the fire extinguishing agent storage bottle is arranged on the bottom surface of the drawer box, one end of the bottom plate corresponding to the bottle mouth of the fire extinguishing agent storage bottle is a front end, and the other end corresponding to the bottle bottom of the fire extinguishing agent storage bottle is a rear end; the mounting surface of the bottom plate is arranged in a downward inclined manner from the front end to the rear end.
7. A cabinet drawer fire extinguishing apparatus as claimed in claim 1, wherein: the bottle valve comprises a valve body, a valve core and an opening and closing knob, wherein the valve body is provided with an air inlet, an air outlet and an adjusting port; the air inlet and the air outlet are coaxially arranged, and the adjusting port is perpendicular to the axial direction of the air inlet; the adjusting port is provided with a valve port for realizing the communication between the air inlet and the air outlet; the valve core is arranged in the adjusting port, the valve core is connected with an opening and closing knob for controlling the valve core to act so as to open or close the valve port, and the opening and closing knob is arranged on the adjusting port.
8. The cabinet drawer fire extinguishing apparatus according to claim 7, wherein: the valve body is also provided with a pressure relief opening communicated with the air inlet, and a safety pressure relief valve is arranged on the pressure relief opening.
9. A cabinet drawer fire extinguishing apparatus as claimed in claim 1, wherein: the temperature sensing spray head is a temperature sensing distribution valve spray head mechanism and mainly comprises a valve body, a sealing piston and a temperature sensing glass spray head; the valve chamber is provided with an air inlet, an air outlet and a pressure relief starting opening, and the inner end of the air inlet is provided with a sealing port; the temperature-sensing glass spray head is arranged on the pressure relief starting port; the sealing piston is arranged in the valve cavity, a sealing piston chamber communicated with the pressure relief starting opening is formed in the sealing piston, the bottom of the sealing piston chamber is a sealing part matched with the sealing opening, the area of the bottom of the inner side of the sealing piston chamber is larger than the opening area of the sealing opening, and a piston small hole communicated with the sealing piston chamber is formed in the sealing part; the valve body is also provided with an anti-misoperation bolt hole, and an anti-misoperation bolt for limiting the sealing piston so that the sealing part seals the sealing opening is movably inserted in the anti-misoperation bolt hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811156042.9A CN108939354B (en) | 2018-09-30 | 2018-09-30 | Cabinet drawer type fire extinguishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811156042.9A CN108939354B (en) | 2018-09-30 | 2018-09-30 | Cabinet drawer type fire extinguishing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108939354A CN108939354A (en) | 2018-12-07 |
| CN108939354B true CN108939354B (en) | 2023-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811156042.9A Active CN108939354B (en) | 2018-09-30 | 2018-09-30 | Cabinet drawer type fire extinguishing device |
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| CN (1) | CN108939354B (en) |
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| CN207898782U (en) * | 2017-12-22 | 2018-09-25 | 湖南贝塔新能源科技有限公司 | A kind of novel power battery case automatic fire extinguisher |
| CN209019813U (en) * | 2018-09-30 | 2019-06-25 | 福建省海西安全科技有限公司 | A kind of cabinet drawer type extinguishing device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2592649A1 (en) * | 2007-06-20 | 2008-12-20 | 3217956 Nova Scotia Limited | Portable fire extinguisher with manual and heat-responsive operators |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5458201A (en) * | 1993-04-23 | 1995-10-17 | Brim; Thomas J. | Adapter for a fire extinguisher |
| CN2628091Y (en) * | 2003-06-20 | 2004-07-28 | 南京消防器材股份有限公司 | Fire probe automatic fire extinguisher |
| CN203154646U (en) * | 2013-03-26 | 2013-08-28 | 绍兴百纳流体控制技术有限公司 | Cylinder head valve for breathing gas cylinder |
| CN204004745U (en) * | 2014-08-06 | 2014-12-10 | 天广消防股份有限公司 | A kind of fire-fighting equipment vessel valve |
| CN205516093U (en) * | 2016-04-20 | 2016-08-31 | 陕西捷泰信消防安全设备有限公司 | Gaseous extinguishing device |
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|---|---|
| CN108939354A (en) | 2018-12-07 |
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