CN103405872A - Sector ejection fire extinguishing device - Google Patents
Sector ejection fire extinguishing device Download PDFInfo
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- CN103405872A CN103405872A CN2013104096583A CN201310409658A CN103405872A CN 103405872 A CN103405872 A CN 103405872A CN 2013104096583 A CN2013104096583 A CN 2013104096583A CN 201310409658 A CN201310409658 A CN 201310409658A CN 103405872 A CN103405872 A CN 103405872A
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Abstract
The invention provides a sector ejection fire extinguishing device. The sector ejection fire extinguishing device comprises a shell, a water intake pipe, a regulating mechanism, a sprayer and an inductor; the water intake pipe is contained in the shell, one end of the water intake pipe penetrates through the shell, and the other end of the water intake pipe is communicated with the sprayer; the sprayer extends out of the shell; the inductor is arranged on the side edge of the sprayer; the regulating mechanism comprises a supporting plate, a driving element, a gear component as well as a connecting sleeve; the supporting plate and the shell are fixedly connected, and the supporting plate is sleeved on the water intake pipe; the driving element is fixedly arranged on the supporting plate, and drives the gear component to rotate, and the gear component drives the connecting sleeve to rotate relative to the water intake pipe; the sprayer is fixedly connected with the connecting sleeve, and is provided with an arc surface; water ejection holes are formed in the arc surface; a water outlet of the water pipe aligns at the center of the arc surface; the water ejection holes are formed at one side of the center, and the opening widths of the water ejection holes at the center toward the outer side increase gradually. The sector ejection fire extinguishing device provided by the invention ejects water uniformly, ejects water in a sector shape in water type, is wider in water ejection range, and has a good fire extinguishing effect.
Description
Technical field
The present invention relates to the fire-fighting equipment technical field, relate in particular to a kind of covering of the fan ejecting extinguishing device.
Background technology
Industry security for security against fire, is provided with extinguishing device in the eminence at buildings such as factory buildings in producing usually, this device connects outer water tube and by gauge tap, controls the keying of extinguishing device, when the condition of a fire occurs, open gauge tap, the below guarded region is carried out to ejecting extinguishing.The fire-fighting mode of extinguishing device or be that fixed-point type ejecting extinguishing or spray type showerhead carry out cover type on a large scale to the zone of below and spray fire extinguishing in the market.Yet fixed-point type ejecting extinguishing device is not suitable for being used in the fireballing occasion of fire spread, what fountain sprayed the fire-fighting mode employing is that omnibearing fountain covers the inadaptable occasion that requires directional fire-extinguishing of fire extinguishing.
Summary of the invention
In view of the above, the present invention was necessary to provide a kind of both can the realization to carry out the fixed-point type injection from motion tracking, can realize again spraying the covering of the fan ejecting extinguishing device of fire extinguishing on a large scale.
A kind of covering of the fan ejecting extinguishing device, comprise housing, water inlet pipe, governor motion, shower nozzle and inductor, described water inlet pipe is placed in described housing, one end passes described housing, the other end is connected with described shower nozzle, described shower nozzle stretches out described housing, and described inductor is located on described shower nozzle, and described governor motion is placed in described housing; Described governor motion comprises supporting plate, actuator, gear assembly and adapter sleeve, and described supporting plate is fixedly connected with described housing and described supporting plate is set on described water inlet pipe, and described actuator is installed on described supporting plate; Described actuator rotates for driving described gear assembly, described gear assembly drives described adapter sleeve and rotates relative to described water inlet pipe, described shower nozzle is fixedly connected with described adapter sleeve, described shower nozzle has curved surfaces, on curved surfaces, offer hole for water spraying, described water pipe delivery port is aimed at the center of described curved surfaces, and described hole for water spraying is formed on a side at center, and towards the A/F in the outside, becomes gradually large at center.
Compared to prior art, covering of the fan ejecting extinguishing device of the present invention, by described shower nozzle is set, make described hole for water spraying less at an end opening width at the center of curved surfaces, at center, become gradually large towards the A/F in the outside, the non-uniform phenomenon of minimizing water spray, make jet integral body spray water even and spray field is wider, good extinguishing effect.
The accompanying drawing explanation
Fig. 1 is the front view of first embodiment of the invention covering of the fan ejecting extinguishing device;
Fig. 2 is the upward view of covering of the fan ejecting extinguishing device shown in Figure 1;
Fig. 3 is the cross section structure schematic diagram of covering of the fan ejecting extinguishing device shown in Figure 1;
Fig. 4 is the structural representation of second embodiment of the invention covering of the fan ejecting extinguishing device.
The specific embodiment
By describing technology contents of the present invention, structural feature in detail, being realized purpose and effect, below in conjunction with embodiment and coordinate accompanying drawing to be explained in detail.
Embodiment 1
Refer to Fig. 1, Fig. 2 and Fig. 3, the present invention discloses a kind of covering of the fan ejecting extinguishing device 100, can be installed on the building eminence, and roof as inboard as factory building, put out by water timely with the condition of a fire that covering of the fan ejecting extinguishing device 100 belows are occurred.
Described covering of the fan ejecting extinguishing device 100 comprises housing 10, water inlet pipe 20, governor motion 30, shower nozzle 40 and inductor (not shown).Described water inlet pipe 20 stretches to from the top of described housing 10 in housing 10 also, described governor motion 30 is located in described housing 10, described shower nozzle 40 is fixed in the bottom of housing 10 and is connected with described water inlet pipe 20, described inductor is arranged on shower nozzle 40, by inductor, respond to flame location, 30 pairs of shower nozzle 40 positions of governor motion are regulated, and make shower nozzle 40 emission directions be aligned to the orientation of flame combustion.
Described housing 10 comprises upper shell 11 and lower house 12.Described upper shell 11 is connected and surrounds an accommodation space 13 with described lower house 12, and described accommodation space 13 is for accommodating water inlet pipe 20 and the described governor motion 30 stretched in it.The roof of described upper shell 11 offers one first perforation (figure is mark not), penetrates to described accommodation space 13 for described water inlet pipe 20.The first punch position of the corresponding roof of the diapire of described lower house 12 offers one second perforation (figure is mark not), for described outlet pipe 20 and described shower nozzle 40 conductings.Described housing 10 also comprises girth member 14, and this girth member 14 is set on described water inlet pipe 20, and is fastened in the first perforation, reinforces holding of described water inlet pipe 20 and described housing 10, and 20 nothings of described housing 10 and water inlet pipe are relatively rotated.
Described water inlet pipe 20 stretches in accommodation space 13 through the first perforation of the roof of upper shell 11, the second perforation of the diapire of the contiguous described lower house 12 of the delivery port of water inlet pipe 20.Described water inlet pipe 20 comprises arrival end 21 and the port of export 22.Described arrival end 21 peripheries are provided with screw thread 211, for extraneous water supply line, being threaded.The described port of export 22 is connected with described shower nozzle 40.Described governor motion 30 comprises supporting plate 31, actuator 32, gear assembly 33, adapter sleeve 34 and bearing seal assembly (figure is mark not).Described supporting plate 31 is arranged in described accommodation space 13, vertical with described water inlet pipe 20, and the periphery of described supporting plate 31 is connected to the junction of upper shell 11 and lower house 12, affixed with upper shell 11 and lower house 12 one.Described supporting plate 31 middle parts offer centre bore, pass for described water inlet pipe 20.Described supporting plate 31 is separated the arrival end of described water inlet pipe 20 21 and the port of export 22.
Described actuator 32 rotates be used to driving described gear assembly 33, and described actuator 32 can be the air pressure such as motor, hydraulic cylinder, electronic or Hydraulically Operated Equipment.In the present embodiment, described actuator 32 is motor, and described motor is fixedly arranged on the bottom side of described supporting plate 31, and the output shaft of described motor passes the top side that described supporting plate 31 extends supporting plate 31, i.e. a side of contiguous upper shell 11.
Described gear assembly 33 comprises the first gear 331 and the second gear 332 be meshed with the first gear 331.Described gear assembly 33 is placed in the cavity that described upper shell 11 and described supporting plate 31 surround.Described the first gear 331 and the second gear 332 centers all are formed with sheathed hole.The first gear 331 is set on the output shaft of the described motor that extends in supporting plate 31 tops regularly, makes described motor can drive described the first gear 331 and rotates.In addition, sheathed closely stable in order to guarantee, on the bottom surface of the first gear 331, be extended with integratedly the first gear bush 3311 towards supporting plate 31 directions, after assembling, have gap between the bottom surface of the first gear bush 3311 and supporting plate 31 end faces, while preventing from rotating, produce friction.
Described the second gear 332 is set on described water inlet pipe 20 regularly, as, can make between described the second gear 332 and described water inlet pipe 20 and be connected and fixed by water inlet pipe 20 and 20 of described water inlet pipes, flat key 333 being set, relative displacement, rotation etc. do not occur.In addition, sheathed closely stable in order to guarantee, on the bottom surface of the second gear 332, be extended with integratedly the second gear bush 3321 towards supporting plate 31 directions, after assembling, have gap between the bottom surface of the second gear bush 3321 and supporting plate 31 end faces, while preventing from rotating, produce friction.
The affixed described supporting plate 31 of described adapter sleeve 34 also is positioned at a side relative with described the second gear 332.It is affixed with the top of described adapter sleeve 34 that affixed mode can be passed supporting plate 31 by screw one end.And described adapter sleeve 34 is sheathed on described water inlet pipe 20, and between adapter sleeve 34 inwalls and water inlet pipe 20 periphery walls, be provided with described bearing seal assembly (figure is mark not).Described bearing seal assembly comprises packing ring 342 and ball 343.On the periphery wall of the described port of export 22, be formed with flange 201, thereby form step trough (figure is mark not) at the two ends of flange 201, described step trough is in order to install described ball 343.Further, the end of the described port of export 22 contiguous lower house 12 diapires forms the pad section of establishing 241, and its radial dimension is little than the radial dimension of water inlet pipe 20 main bodys, in order to coordinate described packing ring 342.Its bottom of the interior vicinity of described adapter sleeve 34 is formed with the first step flange 341, forms accordingly one first cascaded surface 3411, and described the first cascaded surface 3411 is be used to supporting described packing ring 342.
Further, on the inwall of adapter sleeve 34, contiguous bottom (below the first step flange 341) forms the second step flange 344, make adapter sleeve 34 and the sheathed rear formation annular space of the port of export 22, by sealing gasket is set in annular space, prevent that moisture from entering step trough and causing ball 343 to get rusty.
During installation, first the sealing gasket pad is located on the corresponding cascaded surface formed of the second step flange, then described packing ring 342 pads are located on the first cascaded surface 3411, one group of ball 343 is inserted on packing ring 342, and by the sheathed described port of export 22 of described adapter sleeve 34, and another is organized to the step trough that ball 343 is inserted flange 201 upper ends, then adapter sleeve and described supporting plate 31 is affixed, two groups of balls 343 are set in described step trough and can move into water pipe 20 and rotate, and described sealing gasket fills up and is pressed together in described annular space.
Described shower nozzle 40 is fixed in an end of the relative supporting plate 31 of described adapter sleeve 34.Described shower nozzle 40 comprises a plate 41 and is formed on the convex body 42 on connecting plate 41.Described connecting plate 41 is installed in lower house 12 and between described adapter sleeve 34 bottoms and lower house 12 inside bottom wall.Described convex body 42 passes from second of diapire.
In conjunction with consulting Fig. 2, the ligand 422 that described convex body 42 comprises water outlet body 421 and is arranged on water outlet body 421 both sides.Water outlet body 421 roughly is the sphere structure of the hollow with symmetrical section wall.The outer surface of water outlet body 421 is arcwall face, and the arcwall face center is relative with the mouth of pipe of described water inlet pipe 20.On the outer surface of water outlet body 421, along diametric(al), offer hole for water spraying 4211 in the centre position of relative two-section wall, and hole for water spraying 4211 is positioned at a side of arcwall face center, be slot configurations, it extends to a side from the arcwall face center, and the bore width of hole for water spraying 4211 from the arcwall face center to the one side increases gradually.So, when the current of water inlet pipe 20, directly enter after the internal cavities of described water outlet body 421 side part current supported to not offering hole for water spraying 4211 on water outlet body 421, by supporting of water outlet body 421 inwalls, current will be adjusted direction from hole for water spraying 4211 ejections, thereby emission direction and the ejection pressure of current have been regulated, to enlarge spraying range (if directly be opened in fully accordingly the arcwall face center, current can directly flow out, and spraying range is little).In addition, because the position current near the arcwall face center on hole for water spraying 4211 more easily spray, by hole for water spraying 4211 bores are increased gradually from the center to one side width, can make the moisture of hole for water spraying 4211 ejections even.Principle is, because water inlet pipe 20 water inlets more easily rush at the arcwall face center, namely away from an end of lower house 12 diapires, water spray pressure is large, current are smooth and easy and be easy to ejection, and the water spray pressure that trends towards contiguous lower house 12 diapires of hole for water spraying 4211 reduces gradually, and so the water yield of ejection is inhomogeneous.By making described hole for water spraying 4211 less at the end opening width away from lower house 12 diapires (corresponding arcwall face center), and trend towards the larger architectural feature of an end opening of contiguous lower house 12 diapires of hole for water spraying 4211, reduce the non-uniform phenomenon of water spray, make the whole water spray of hole for water spraying 4211 evenly.
Described ligand 422 structures are similar to water outlet body 421.Two ligands 422 are connected to the wall that cuts of water outlet body 421 both sides abreast, and are not communicated with water outlet body 421.Described ligand 422 can be entity structure, in order to described inductor to be installed.On each described ligand 422, offer storage tank 4221, storage tank 4221 is opened in a side that deviates from hole for water spraying 4211, and the bearing of trend of storage tank 4221 is roughly parallel with the bearing of trend of described hole for water spraying 4211.Storage tank 4221 is be used to installing inductor.So, when hole for water spraying 4211 water spray, the unlikely inductor that affects because of water smoke.
Described inductor comprises infrared inductor (not shown) and ultraviolet inductor (not shown).Described infrared inductor and ultraviolet inductor are placed in respectively in storage tank 4221.
In addition, described covering of the fan ejecting extinguishing device 100 also comprises position, school device 35 and circuit board 36.Position, described school device 35 is fixedly arranged on described supporting plate 31, and position, described school device 35 is for the datum mark of the rotation of definite described shower nozzle 40, thereby after inductor was sensed flame location, the electric-control system of circuit board 36 is determined to calculate according to datum mark needed the angle of rotating.The block 352 that position, school device 35 comprises driving lever 351 and coordinates driving lever, driving lever comprise the support bar be installed on supporting plate and vertically be arranged on the fork on support bar, and fork can swing but keep returning back to the previous status restoring force.Described block 352 extends in the outside of the second gear bush 3321.The start process of position, school device 35 is, when driving lever 351 moves into water pipe 20 rotation together with supporting plate 31, the rear described fork that turns an angle will support to block 352, now, determine the datum mark of the rotation of described shower nozzle 40, thereby inductor can determine that according to datum mark shower nozzle 40 needs the angle of rotating, and show that namely this burning things which may cause a fire disaster occurrence positions departs from the angular deviation of its benchmark angle, make described shower nozzle 40 rotate this misalignment angle.Fork is walked around after block 352 the reinstatement state.
Described circuit board 36 is fixedly installed on the bottom side of described supporting plate 31, which is provided with electric-control system, is electrically connected with described actuator 32, inductor and position, school device 35.
When described covering of the fan ejecting extinguishing device 100 is used, described covering of the fan ejecting extinguishing device 100 is arranged on the building eminence, described water inlet pipe 20 is connected with extraneous water supply line, when having fire to occur, inductor is sensed the occurrence positions of burning things which may cause a fire disaster, the electric-control system of circuit board 36 starts described actuator 32 work, driving the first coupled gear 331 rotates along its axis, again because described the second gear 332 and described water inlet pipe 20 Joints, therefore the second gear 332 keeps maintaining static, and the first gear 331 is meshed with described the second gear 332, therefore, described the first gear 331 be take described the second gear 332 and is made circular motion as axle, thereby drive the supporting plate 31 be fixedly connected with, actuator 32, position, school device 35, housing 10, adapter sleeve 34, circuit board 36 and shower nozzle 40 rotate relative to water inlet pipe 20 together, the rear described fork that turns an angle will support to block 352, now, determine the datum mark of the rotation of described shower nozzle 40, electric-control system calculates this burning things which may cause a fire disaster and departs from the angle that described shower nozzle 40 datum marks need to rotate, while rotating required angle, stop operating, the action of spraying water.So, complete fixed point water spray process.
If need to carry out the large tracts of land fire extinguishing, according to the flame location of induction, described shower nozzle 40 can rotate always, thereby realizes large-area spray-type fire extinguishing.
Refer to Fig. 4, covering of the fan ejecting extinguishing device 200 shown in the present embodiment the second embodiment, its difference from the covering of the fan ejecting extinguishing device 100 shown in the first embodiment is: the installation relation of supporting plate 31, motor, the first gear 331, the second gear 332, described adapter sleeve 34, circuit board 36 is different.
In the present embodiment, described supporting plate 31 is fixedly connected with upper shell 11, lower house 12.Described supporting plate 31 is fixedly connected with by flat key 333 with described water inlet pipe 20.Described motor is installed on described supporting plate 31 top sides, and the output shaft of described motor passes described supporting plate 31 and described first gear 331 is sheathed coordinates.Described the first gear 331 and the second gear 332 all are arranged at described supporting plate 31 bottom sides.Described the first gear 331 is meshed with described the second gear 332.Described the second gear 332 is set on described water inlet pipe 20, and described the second gear 332 can rotate relative to described water inlet pipe 20.Described adapter sleeve 34 tops and described the second gear 332 are fixedly connected, and the other end and described shower nozzle 40 are fixedly connected.Described circuit board 36 is fixed on supporting plate 31 top sides, and the electric wire of circuit board 36 passes supporting plate 31 and is connected with the inductor of supporting plate 31 belows.And supporting plate 31 belows are provided with electric wire accommodating box 361, while for the electric wire of an end on being connected to inductor, rotating, electric wire accommodating box 361 is fixing is unlikely to interior in disorder at lower house 12 by this for the other end.
During use, described covering of the fan ejecting extinguishing device 100 is arranged on to the building eminence, described water inlet pipe 20 is connected with extraneous water supply line, when having fire to occur, inductor is sensed fiery starting drive, and by infrared inductor and ultraviolet inductor, sense the occurrence positions of burning things which may cause a fire disaster, circuit board 36 sends instruction and starts described actuator 32 work, actuator 32 drives the first coupled gear 331 and rotates along its axis, again because described the second gear 332 is meshed with described the first gear 331, thereby driving described the second gear 332 rotates relative to described water inlet pipe 20, thereby drive, relative to water inlet pipe 20, rotate together with adapter sleeve 34 and shower nozzle 40 that described the second gear 332 is fixedly connected with, turn to while calculating angle stop operating (angle calculation adopts position, the school device mode described in embodiment 1), the action of spraying water.So, complete location water spray process.As required, also can be rotated the formula large tracts of land sprays.
Covering of the fan ejecting extinguishing device of the present invention is the covering of the fan ejecting extinguishing device 100 shown in the first embodiment preferably.
Covering of the fan ejecting extinguishing device of the present invention, by described shower nozzle 40 is set, make described hole for water spraying 4211 less at the end opening width away from supporting plate 31 bottom surfaces, and an end opening that trends towards jet 42 contiguous supporting plate 31 bottom surfaces is larger, reduce the non-uniform phenomenon of water spray, make the whole water spray of jet 42 evenly and spray field wider, good extinguishing effect.Simultaneously, described two storage tanks 4221 are opened in a side that deviates from hole for water spraying 4211, and bearing of trend is opposite with the bearing of trend of described hole for water spraying 4211, while reducing hole for water spraying 4211 water spray on the impact of the inductor of storage tank 4221 interior installations.
The foregoing is only the preferred embodiments of the present invention; not thereby limit the scope of the claims of the present invention; every equivalent structure transformation that utilizes specification of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present invention.
Claims (10)
1. covering of the fan ejecting extinguishing device, comprise housing, water inlet pipe, governor motion, shower nozzle and inductor, described water inlet pipe is placed in described housing, one end passes described housing, the other end is connected with described shower nozzle, described shower nozzle stretches out described housing, and described inductor is located on described shower nozzle, and described governor motion is placed in described housing; Described governor motion comprises supporting plate, actuator, gear assembly and adapter sleeve, and described supporting plate is fixedly connected with described housing and described supporting plate is set on described water inlet pipe, and described actuator is installed on described supporting plate; Described actuator rotates for driving described gear assembly, described gear assembly drives described adapter sleeve and rotates relative to described water inlet pipe, described shower nozzle is fixedly connected with described adapter sleeve, it is characterized in that: described shower nozzle has curved surfaces, on curved surfaces, offer hole for water spraying, described water pipe delivery port is aimed at the center of described curved surfaces, and described hole for water spraying is formed on a side at center, and towards the A/F in the outside, becomes gradually large at center.
2. covering of the fan ejecting extinguishing device according to claim 1, it is characterized in that: described gear assembly comprises the first gear and the second gear, described the first gear is meshed with described the second gear, described the first gear and described actuator are arranged at the both sides of described supporting plate coaxially, and described the second geared sleeve is located on described water inlet pipe.
3. covering of the fan ejecting extinguishing device according to claim 2, it is characterized in that: described covering of the fan ejecting extinguishing device also comprises position, school device, on the bottom surface of described the second gear, be extended with integratedly the second gear bush towards the supporting plate direction, position, described school device comprises driving lever and the block that coordinates driving lever, driving lever comprises the support bar be installed on supporting plate and vertically is arranged on the fork on support bar, puts the outside that described block extends in the second gear bush.
4. according to the covering of the fan ejecting extinguishing device described in claim 2, it is characterized in that: described actuator is motor, motor is arranged on the bottom side of supporting plate regularly, the first gear is set on the output shaft of the described motor that extends in the supporting plate top regularly, and described the second gear is set on described water inlet pipe regularly.
5. covering of the fan ejecting extinguishing device according to claim 4, it is characterized in that: described adapter sleeve is fixed in described supporting plate bottom side, and described adapter sleeve is set on described water inlet pipe, between described adapter sleeve and water inlet pipe, is provided with ball and seal washer.
6. covering of the fan ejecting extinguishing device according to claim 2, it is characterized in that: described supporting plate is fixedly connected with described water inlet pipe, described actuator is motor, motor is installed on described supporting plate top side, the output shaft of described motor passes described supporting plate and described the first geared sleeve establishing is closed, described the first gear and the second gear all are arranged at described supporting plate bottom side, and described the second gear can rotate relative to described water inlet pipe.
7. covering of the fan ejecting extinguishing device according to claim 6, it is characterized in that: described covering of the fan ejecting extinguishing device also comprises circuit board, circuit board is fixed on the supporting plate top side, and the electric wire of circuit board passes supporting plate and is connected with inductor, and the supporting plate below is provided with the electric wire accommodating box.
8. according to the described covering of the fan ejecting extinguishing of claim 1-7 any one device, it is characterized in that: described shower nozzle comprises connecting plate and is formed on the convex body on connecting plate, described connecting plate is installed in housing and between described adapter sleeve bottom and shell bottom wall inboard, and described convex body passes from diapire.
9. covering of the fan ejecting extinguishing device according to claim 8, it is characterized in that: described convex body comprises water outlet body and the ligand that is arranged on water outlet body both sides, the water outlet body is the sphere structure of the hollow with symmetrical section wall, the outer surface of water outlet body is arcwall face, the arcwall face center is relative with the mouth of pipe of described water inlet pipe, on the outer surface of water outlet body, along diametric(al), offer described hole for water spraying in the centre position of relative two-section wall, and hole for water spraying is positioned at a side of arcwall face center, is slot configurations.
10. covering of the fan ejecting extinguishing device according to claim 9, it is characterized in that: two described ligands are connected to the wall that cuts of water outlet body both sides abreast, on each described ligand, offer storage tank, storage tank is opened in a side that deviates from hole for water spraying, and the bearing of trend of storage tank is parallel with the bearing of trend of described hole for water spraying, described storage tank is separately installed with infrared inductor and ultraviolet inductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310409658.3A CN103405872B (en) | 2013-09-10 | 2013-09-10 | Covering of the fan ejecting extinguishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310409658.3A CN103405872B (en) | 2013-09-10 | 2013-09-10 | Covering of the fan ejecting extinguishing device |
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| Publication Number | Publication Date |
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| CN103405872A true CN103405872A (en) | 2013-11-27 |
| CN103405872B CN103405872B (en) | 2016-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310409658.3A Active CN103405872B (en) | 2013-09-10 | 2013-09-10 | Covering of the fan ejecting extinguishing device |
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| CN106271095A (en) * | 2015-06-09 | 2017-01-04 | 星云电脑股份有限公司 | There is the laser cutting engraving machine of security against fire mechanism |
| CN107050715A (en) * | 2017-03-30 | 2017-08-18 | 浙江中互网络科技有限公司 | A kind of comprehensive fire early warning fire extinguishing system |
| CN107998565A (en) * | 2017-12-28 | 2018-05-08 | 宙斯流体系统（上海）有限公司 | A kind of rotary fluid injection apparatus |
| CN108087999A (en) * | 2017-12-28 | 2018-05-29 | 宙斯流体系统（上海）有限公司 | A kind of air purification system of defense |
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| CN107998565A (en) * | 2017-12-28 | 2018-05-08 | 宙斯流体系统（上海）有限公司 | A kind of rotary fluid injection apparatus |
| CN108087999A (en) * | 2017-12-28 | 2018-05-29 | 宙斯流体系统（上海）有限公司 | A kind of air purification system of defense |
| CN108087999B (en) * | 2017-12-28 | 2024-03-29 | 宙斯流体系统（上海）有限公司 | Air purification defense system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103405872B (en) | 2016-05-18 |
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Denomination of invention: Fan spray fire extinguishing device Effective date of registration: 20230619 Granted publication date: 20160518 Pledgee: Bank of China Limited by Share Ltd. Guangzhou Panyu branch Pledgor: GUANGZHOU YUCHENG FIRE TECHNOLOGY Co.,Ltd. Registration number: Y2023980044473 |
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