CN211357518U - Underground parking lot fire-fighting system - Google Patents
Underground parking lot fire-fighting system Download PDFInfo
- Publication number
- CN211357518U CN211357518U CN201922141118.7U CN201922141118U CN211357518U CN 211357518 U CN211357518 U CN 211357518U CN 201922141118 U CN201922141118 U CN 201922141118U CN 211357518 U CN211357518 U CN 211357518U
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- moving
- track
- head
- fire extinguishing
- smoke alarm
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- 239000000779 smoke Substances 0.000 claims abstract description 35
- 238000001514 detection method Methods 0.000 claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 55
- 239000007921 spray Substances 0.000 claims description 28
- 239000000725 suspension Substances 0.000 claims description 12
- 239000006260 foam Substances 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 2
- 239000012141 concentrate Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model discloses a fire extinguishing system for underground parking lot, including installing smoke alarm, watch-dog and the removal track in the parking stall top to and install the control system in the monitor, remove the track and extend along the width direction of parking stall to run through all parking stalls that set up side by side, every parking stall top all is equipped with one smoke alarm with the watch-dog, just install first locator on the smoke alarm, install on the removal track and to follow the removal head that the removal track removed by oneself, shower head, extinguishing device and second locator are installed to removal head bottom. Has the advantages that: when smoke is detected, the moving head on the moving track is close to the smoke detection position, so that the position is intensively extinguished, and the loss caused by fire is reduced; the alarm information can be sent to the control end in time, so that the control end can rescue in time.
Description
Technical Field
The utility model relates to a fire control field, concretely relates to underground parking garage fire control fire extinguishing systems.
Background
An underground garage is usually built below the high-rise building, so that vehicles can be conveniently parked, and the ground space is saved. When the underground garage is constructed, a fire-fighting system is also required to be configured, so that fire can be timely extinguished when a fire disaster occurs.
The applicant finds that at least the following technical problems exist in the prior art: the existing underground garage has less pedestrians, especially in remote positions, and can not find or extinguish the fire in time when the fire breaks out, so that the fire becomes great, and great property loss is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an underground parking area fire extinguishing system just lies in order to solve above-mentioned problem, can carry out automated inspection to smog to can realize automatic centralized fire extinguishing function, thereby reduce the loss of property that underground garage arouses because of the conflagration.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a fire-fighting and fire-extinguishing system for underground parking lots, which comprises a smoke alarm, a monitor and a movable track arranged above parking places, and a control system arranged in a monitoring room, wherein the movable track extends along the width direction of the parking places and runs through all the parking places arranged side by side, one smoke alarm and the monitor are arranged above each parking place, a first positioner is arranged on the smoke alarm, a movable head capable of moving along the movable track is arranged on the movable track, at least one movable head is arranged on the movable track corresponding to the parking places, and a spray head, a fire-extinguishing device and a second positioner are arranged at the bottom of the movable head;
the smoke alarm, the monitor, the first positioner, the moving head, the spray head, the fire extinguishing device and the second positioner are all electrically connected with the control system.
Adopt above-mentioned underground parking area fire control extinguishing system, smoke alarm monitors the parking stall, when certain smoke alarm detects smog, can send alarm information, control system can confirm alarm position according to the first locator on the smoke alarm after receiving this alarm information, and control on the removal track the removal head all concentrates to alarm position, through the shower head carries out the water spray cooling, through extinguishing device puts out a fire to concentrate on putting out a fire to this warning parking stall, reduces loss of property, strives for the time for the conflagration rescue.
Preferably, the smoke alarm is installed at the top of an underground garage or at a position 3m above the parking space through a suspension bracket;
the moving track is suspended at the top of the underground garage through the suspension frame.
Preferably, the number of the moving tracks is two, and the moving tracks are arranged on the front side and the rear side of the smoke alarm in parallel.
Preferably, the moving head moves automatically through a driving assembly, the driving assembly comprises a gear and a driving motor, the driving motor is mounted on the moving head through a mounting plate, the mounting plate is welded with the moving head, an output shaft of the driving motor extends to the side surface of the moving track, a rack is mounted on the side wall of the moving track, and the gear meshed with the rack is mounted on the output shaft of the driving motor;
the other side of the moving head is connected with a battery cabin, and the battery cabin and the driving assembly are respectively positioned at the front side and the rear side of the moving head.
Preferably, the movable track is divided into an upper layer and a lower layer, the lower layer is a track strip provided with a track groove, the upper layer is a water pipe connected above the track strip, the bottom of the water pipe is provided with a plurality of water outlets uniformly arranged along the length direction of the water pipe, each water outlet is provided with a plug cover capable of moving downwards, and a jacking piece connected with the plug cover is arranged in the water pipe, so that the plug cover is in a closed state;
the upper end of the moving head is T-shaped and is slidably mounted in the track groove, a flow guide channel communicated with the spray head is arranged in the moving head, an electromagnetic chuck capable of enabling the plug cover to be attracted downwards is arranged at the position, close to an opening at the top, of the flow guide channel, a connecting groove capable of enabling the plug cover to move downwards and extend into the flow guide channel is formed above the track groove, and the periphery of the electromagnetic chuck is fixed in the flow guide channel through a plurality of supporting spokes;
the electromagnetic chuck top center with the bottom center of gag installs second detection switch and the first detection switch that has the wireless function of receiving and dispatching respectively, be equipped with time delay module in the second detection switch, just first detection switch with the second detection switch all with the control system electricity is connected.
Preferably, the puller comprises a jack shaft, a spring and a limiting handle, a hollow baffle is connected in the water pipe, the jack shaft is connected with the baffle in a vertical sliding mode, the lower end of the jack shaft is connected to the top of the plug cover, the upper end of the jack shaft is connected with the limiting handle, the limiting handle is oval, the limiting handle is arranged between the baffle and the spring, and the spring is sleeved on the jack shaft.
Preferably, the spray head is rotatably connected to the bottom of the flow guide channel, the spray head is in a disc shape with a hollow inner part, water outlet holes are formed in the side wall and the bottom wall of the spray head, an included angle between the axis of the water outlet hole in the side wall and the outer circular surface of the spray head is 10-30 degrees, an included angle between the axis of the water outlet hole in the bottom wall and the bottom wall of the spray head is 45-60 degrees, and the inclination directions of the water outlet holes in the side wall and the bottom wall are the same.
Preferably, the fire extinguishing apparatus is a suspension type automatic foam fire extinguisher, and the fire extinguishing apparatus is installed on the moving head through a suspension bracket.
Has the advantages that: 1. the utility model can lead the moving head on the moving track to be close to the smoke detection position when smoke is detected, thereby intensively extinguishing the position and reducing the loss caused by fire;
2. the alarm information can be sent to the control end in time, so that the control end can rescue in time.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of the present invention;
fig. 2 is a top view of the present invention;
FIG. 3 is an enlarged view of the connection structure of the movable rail and the movable head of the present invention;
fig. 4 is a bottom view of the showerhead of the present invention;
FIG. 5 is a cross-sectional view of the electromagnetic chuck of the present invention;
fig. 6 is a connection block diagram of the control system of the present invention.
The reference numerals are explained below:
1. a smoke alarm; 1a, a first positioner; 2. a monitor; 3. a moving track; 3a, a water pipe; 3b, rail strips; 3c, a baffle plate; 4. a moving head; 4a, a flow guide channel; 5. a shower head; 5a, water outlet holes; 6. a fire extinguishing device; 7. a second positioner; 7a, a wireless signal transceiver; 8. a rack; 9. a drive assembly; 9a, a gear; 9b, driving a motor; 10. a top tightening member; 10a, a limiting handle; 10b, a spring; 10c, a top shaft; 11. a plug cover; 12. an electromagnetic chuck; 12a, supporting spokes; 13. a battery compartment; 14. a second detection switch; 14a, a delay module; 15. a first detection switch; 16. a control system; 17. and (6) parking lots.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-6, the utility model provides a fire-fighting system for underground parking lot, which comprises a smoke alarm 1 installed above a parking space 17, a monitor 2 and a moving track 3, and a control system 16 installed in a monitoring room, the moving rail 3 extending in a width direction of the parking space 17, and penetrates through all the parking spaces 17 which are arranged in parallel, one smoke alarm 1 and one monitor 2 are arranged above each parking space 17, the monitor 2 can transmit the monitored conditions to a control system 16 in real time, and the smoke alarm 1 is provided with a first positioner 1a, the moving track 3 is provided with a moving head 4 which can move along the moving track 3, at least one moving head 4 is arranged on the moving track 3 corresponding to the parking space 17, and a spray head 5, a fire extinguishing device 6 and a second positioner 7 are arranged at the bottom of the moving head 4;
the smoke alarm 1, the monitor 2, the first locator 1a, the moving head 4, the spray head 5, the fire extinguishing device 6 and the second locator 7 are all electrically connected with the control system 16.
Preferably, the smoke alarm 1 is installed at the top of an underground garage or at a position 3m above the parking space 17 through a suspension bracket, so that the smoke alarm 1 can conveniently detect smoke information in time while ensuring that a vehicle can normally enter the parking space 17;
the moving track 3 is suspended at the top of the underground garage through a suspension frame.
The movable rails 3 are two in total and are arranged in parallel on the front side and the rear side of the smoke alarm 1, so that the front side and the rear side of the parking space 17 are both in a fire extinguishing range.
The moving head 4 moves automatically through the driving component 9, the driving component 9 comprises a gear 9a and a driving motor 9b, the driving motor 9b is mounted on the moving head 4 through a mounting plate, the mounting plate is welded with the moving head 4, an output shaft of the driving motor 9b extends to the side surface of the moving track 3, a rack 8 is mounted on the side wall of the moving track 3, and the gear 9a meshed with the rack 8 is mounted on the output shaft of the driving motor 9b, so that the driving motor 9b is convenient for driving the gear 9a to rotate, the gear 9a is meshed with the rack 8, the moving head 4 is driven to move along the rack 8 in the rotating process, and the driving motor 9b is provided with the battery compartment 13 for supplying power;
the other side of the moving head 4 is connected with a battery compartment 13, the battery compartment 13 and the driving assembly 9 are respectively positioned on the front side and the rear side of the moving head 4, so that the weight of the two sides of the moving head 4 can be balanced conveniently, and the moving head 4 can move more stably.
The movable track 3 is divided into an upper layer and a lower layer, the lower layer is a track strip 3b provided with a track groove, the upper layer is a water pipe 3a connected above the track strip 3b, the bottom of the water pipe 3a is provided with a plurality of water outlets uniformly arranged along the length direction of the water pipe, each water outlet is provided with a plug cover 11 capable of moving downwards, a tightening piece 10 connected with the plug cover 11 is arranged in the water pipe 3a, so that the plug covers 11 are in a closed state, the distance between every two adjacent water outlets is 20cm-35cm, the arrangement is convenient, when fire is extinguished, the safety distance between every two adjacent movable heads 4 and the fire extinguishing range are ensured, the top of each plug cover 11 is hemispherical, the sealing effect of each plug cover 11 on the water outlet of the water pipe 3a can be improved, and meanwhile, water in the water pipe 3a can flow downwards into the flow guide channel 4a along the top of each plug cover 11, the pipe diameter of the flow guide channel 4a is larger than the diameter of the round surface at the bottom of the plug cover 11;
the upper end of the moving head 4 is T-shaped and is slidably mounted in the track groove, a flow guide channel 4a communicated with the spray head 5 is arranged in the moving head 4, an electromagnetic chuck 12 capable of enabling the plug cover 11 to be attracted downwards is arranged at the position, close to the top opening, of the flow guide channel 4a, a connecting groove capable of enabling the plug cover 11 to move downwards and extend into the flow guide channel 4a is formed above the track groove, the electromagnetic chuck 12 is fixed in the flow guide channel 4a through a plurality of supporting spokes 12a, and therefore the electromagnetic chuck 12 is powered when the moving head 4 stays below the plug cover 11, the plug cover 11 is attracted downwards on the electromagnetic chuck 12, the water outlet at the bottom of the water pipe 3a is opened, pressure water in the water pipe 3a enters the flow guide channel 4a through the water outlet and is sprayed outwards through the spray head 5 finally, thereby spraying water to cool the position where the smoke alarm occurs;
the top center of the electromagnetic chuck 12 and the bottom center of the plug cover 11 are respectively provided with a second detection switch 14 and a first detection switch 15 with wireless transceiving function, a delay module 14a is arranged in the second detection switch 14, the first detection switch 15 and the second detection switch 14 are electrically connected with the control system 16, the first detection switch 15 and the second detection switch 14 are respectively sunken in the joint surface of the plug cover 11 and the electromagnetic chuck 12, so that the bottom of the plug cover 11 can be jointed on the electromagnetic chuck 12, the connecting wire of the electromagnetic chuck 12 passes through the inside of the side wall of the mobile head 4 and is finally communicated with the battery compartment 13 through the supporting spoke 12a, the first detection switch 15 and the second detection switch 14 are wireless proximity switches with self-powered function, and after the control system 16 receives alarm information, the mobile head 4 positioned on two sides of the alarm part can be controlled to move to the alarm position, meanwhile, the mobile head 4 sends the mobile position to the control system 16 through the second positioner 7 in real time, and when the mobile head moves to the alarm area, the mobile head 4 is determined to move in place through the delayed butt joint detection of the first detection switch 15 and the second detection switch 14, so that the control system 16 controls the driving component 9 to stop working, the electromagnetic chuck 12 is controlled to be powered on, the plug cover 11 is attracted downwards, the water gap at the bottom of the water pipe 3a is opened, the second positioner 7 is provided with the wireless signal transceiver 7a, and therefore signal transmission between each action element (the electromagnetic chuck, the driving motor and the second positioner) on the mobile head 4 and the control system 16 can be realized.
The top fastening piece 10 comprises a top shaft 10c, a spring 10b and a limit handle 10a, a hollow baffle 3c is connected in the water pipe 3a, the top shaft 10c is vertically and slidably connected with the baffle 3c, the lower end of the top shaft 10c is connected with the top of the plug cover 11, the upper end of the top shaft 10c is connected with the limit handle 10a, the limiting handle 10a is oval, the spring 10b is arranged between the limiting handle 10a and the baffle 3c, the spring 10b is sleeved on the top shaft 10c, the elasticity of the spring 10b is larger than the water pressure in the water pipe 3a, and is smaller than the suction force of the electromagnetic chuck 12, so the arrangement is convenient for the elastic force of the spring 10b to push the limit handle 10a upwards when the electromagnetic chuck 12 is not sucked with the plug cover 11, thereby the plug cover 11 is lifted upwards by the top shaft 10c, and the plug cover 11 is in a plugging state; when the moving head 4 stays below the plug cover 11 and the electromagnetic chuck 12 is powered on, the plug cover 11 is sucked downwards through magnetic force, so that the limit handle 10a is driven to move downwards through the top shaft 10c, the spring 10b is compressed, the plug cover 11 is opened, after the electromagnetic chuck 12 is powered off, the spring 10b rebounds, and the plug cover 11 is lifted upwards through the limit handle 10a and the top shaft 10c again to be closed.
The spray header 5 is rotatably connected to the bottom of the flow guide channel 4a, the spray header 5 is a disc with a hollow inner part, water outlet holes 5a are formed in the side wall and the bottom wall of the spray header 5, the included angle between the axis of the water outlet holes 5a in the side wall and the outer circular surface of the spray header 5 ranges from 10 degrees to 30 degrees, the included angle between the axis of the water outlet holes 5a in the bottom wall and the included angle between the bottom wall of the spray header 5 ranges from 45 degrees to 60 degrees, the inclined directions of the water outlet holes 5a in the side wall and the bottom wall are the same, and the arrangement is convenient for driving the spray header 5 to rotate around the moving head 4 through the reverse acting force of water when water in the spray header 5 is discharged along the water outlet holes 5a inclined on the side wall and the bottom wall.
Extinguishing device 6 is suspension type automatic foam extinguisher, just extinguishing device 6 is installed through hanging in the midair on the travelling head 4, suspension type automatic foam extinguisher can open the fire extinguishing function according to the temperature is automatic to realize automatic fire extinguishing.
Adopt above-mentioned structure, smoke alarm 1 monitors parking stall 17, and when smoke alarm 1 in a certain department detected smog, can send alarm information, control system 16 can confirm alarm position according to first locator 1a on smoke alarm 1 after receiving this alarm information, and control on moving track 3 removal head 4 all concentrates to alarm position, through shower head 5 carries out the water spray cooling, through extinguishing device 6 puts out a fire, thereby concentrates on putting out a fire to this warning parking stall 17, reduces loss of property, strives for the time for the conflagration rescue.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. The utility model provides an underground parking garage fire control fire extinguishing systems which characterized in that: the intelligent parking space monitoring system comprises a smoke alarm, a monitor and a moving track which are arranged above parking spaces, and a control system arranged in a monitoring room, wherein the moving track extends along the width direction of the parking spaces and penetrates through all the parking spaces arranged side by side, the smoke alarm and the monitor are arranged above each parking space, a first positioner is arranged on the smoke alarm, a moving head capable of moving along the moving track is arranged on the moving track, at least one moving head is arranged on the moving track corresponding to the parking spaces, and a spray head, a fire extinguishing device and a second positioner are arranged at the bottom of the moving head;
the smoke alarm, the monitor, the first positioner, the moving head, the spray head, the fire extinguishing device and the second positioner are all electrically connected with the control system.
2. A fire extinguishing system for an underground parking lot according to claim 1, characterized in that: the smoke alarm is arranged at the top of the underground garage or at a position 3m above the parking space through the suspension bracket;
the moving track is suspended at the top of the underground garage through the suspension frame.
3. A fire extinguishing system for an underground parking lot according to claim 2, characterized in that: the number of the moving tracks is two, and the moving tracks are arranged on the front side and the rear side of the smoke alarm in parallel.
4. A fire extinguishing system for an underground parking lot according to claim 3, characterized in that: the moving head moves automatically through a driving assembly, the driving assembly comprises a gear and a driving motor, the driving motor is mounted on the moving head through a mounting plate, the mounting plate is welded with the moving head, an output shaft of the driving motor extends to the side surface of the moving track, a rack is mounted on the side wall of the moving track, and the gear meshed with the rack is mounted on the output shaft of the driving motor;
the other side of the moving head is connected with a battery cabin, and the battery cabin and the driving assembly are respectively positioned at the front side and the rear side of the moving head.
5. A fire extinguishing system for an underground parking lot according to claim 4, characterized in that: the movable track is divided into an upper layer and a lower layer, the lower layer is a track strip provided with a track groove, the upper layer is a water pipe connected above the track strip, the bottom of the water pipe is provided with a plurality of water outlets uniformly arranged along the length direction of the water pipe, each water outlet is provided with a plug cover capable of moving downwards, and a jacking piece connected with the plug cover is arranged in the water pipe, so that the plug cover is in a closed state;
the upper end of the moving head is T-shaped and is slidably mounted in the track groove, a flow guide channel communicated with the spray head is arranged in the moving head, an electromagnetic chuck capable of enabling the plug cover to be attracted downwards is arranged at the position, close to an opening at the top, of the flow guide channel, a connecting groove capable of enabling the plug cover to move downwards and extend into the flow guide channel is formed above the track groove, and the periphery of the electromagnetic chuck is fixed in the flow guide channel through a plurality of supporting spokes;
the electromagnetic chuck top center with the bottom center of gag installs second detection switch and the first detection switch that has the wireless function of receiving and dispatching respectively, be equipped with time delay module in the second detection switch, just first detection switch with the second detection switch all with the control system electricity is connected.
6. A fire extinguishing system for an underground parking lot according to claim 5, characterized in that: the puller comprises a jack, a spring and a limit handle, the hollow baffle is connected in the water pipe, the jack is connected with the baffle in a vertical sliding manner, the lower end of the jack is connected with the top of the plug cover, the upper end of the jack is connected with the limit handle, the limit handle is oval, the limit handle is arranged between the baffle and the spring, and the spring is sleeved on the jack.
7. A fire extinguishing system for an underground parking lot according to claim 6, characterized in that: the spray head is rotatably connected to the bottom of the flow guide channel and is in a disc shape with a hollow inner portion, water outlet holes are formed in the side wall and the bottom wall of the spray head, the included angle between the axis of the water outlet hole in the side wall and the outer circular surface of the spray head ranges from 10 degrees to 30 degrees, the included angle between the axis of the water outlet hole in the bottom wall and the bottom wall of the spray head ranges from 45 degrees to 60 degrees, and the inclined directions of the water outlet holes in the side wall and the bottom wall are the same.
8. A fire extinguishing system for an underground parking lot according to any one of claims 1 to 7, wherein: the fire extinguishing device is a suspension type automatic foam fire extinguisher, and the fire extinguishing device is installed on the moving head through a suspension frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922141118.7U CN211357518U (en) | 2019-12-04 | 2019-12-04 | Underground parking lot fire-fighting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922141118.7U CN211357518U (en) | 2019-12-04 | 2019-12-04 | Underground parking lot fire-fighting system |
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| Publication Number | Publication Date |
|---|---|
| CN211357518U true CN211357518U (en) | 2020-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922141118.7U Active CN211357518U (en) | 2019-12-04 | 2019-12-04 | Underground parking lot fire-fighting system |
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| Country | Link |
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| CN (1) | CN211357518U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110755771A (en) * | 2019-12-04 | 2020-02-07 | 洛阳市浪潮消防科技股份有限公司 | Underground parking lot fire-fighting system |
| CN114534141A (en) * | 2022-01-20 | 2022-05-27 | 郑州轻工业大学 | Electromechanical device's electrical apparatus conflagration supervisory equipment |
| CN115522463A (en) * | 2022-10-08 | 2022-12-27 | 临沂市市政工程建设管理服务中心 | Environment-friendly canopy for viaduct construction and control method thereof |
-
2019
- 2019-12-04 CN CN201922141118.7U patent/CN211357518U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110755771A (en) * | 2019-12-04 | 2020-02-07 | 洛阳市浪潮消防科技股份有限公司 | Underground parking lot fire-fighting system |
| CN110755771B (en) * | 2019-12-04 | 2023-06-23 | 洛阳市浪潮消防科技股份有限公司 | Underground parking garage fire-fighting fire extinguishing system |
| CN114534141A (en) * | 2022-01-20 | 2022-05-27 | 郑州轻工业大学 | Electromechanical device's electrical apparatus conflagration supervisory equipment |
| CN114534141B (en) * | 2022-01-20 | 2022-09-23 | 郑州轻工业大学 | Electromechanical device's electrical apparatus conflagration supervisory equipment |
| CN115522463A (en) * | 2022-10-08 | 2022-12-27 | 临沂市市政工程建设管理服务中心 | Environment-friendly canopy for viaduct construction and control method thereof |
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Effective date of registration: 20221228 Address after: 839000 Guangdong Industrial Park, Yizhou District, Hami City, Xinjiang Uygur Autonomous Region (southwest of the intersection of Xijiang Road and Baiyun Avenue) Patentee after: Hami Inspur Fire Technology Co.,Ltd. Address before: No. 208, Jiudu East Road, Laocheng District, Luoyang City, Henan Province, 471000 Patentee before: LUOYANG LANGCHAO FIRE SCIENCE & TECHNOLOGY CO.,LTD. |