CN208591480U - Venetian blind type hot aerosol automatic fire extinguishing system and corresponding electric appliance cabinet - Google Patents
Venetian blind type hot aerosol automatic fire extinguishing system and corresponding electric appliance cabinet Download PDFInfo
- Publication number
- CN208591480U CN208591480U CN201820796869.5U CN201820796869U CN208591480U CN 208591480 U CN208591480 U CN 208591480U CN 201820796869 U CN201820796869 U CN 201820796869U CN 208591480 U CN208591480 U CN 208591480U
- Authority
- CN
- China
- Prior art keywords
- aerosol
- fire extinguishing
- automatic fire
- hot
- shutter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model relates to a kind of venetian blind type hot aerosol automatic fire extinguishing system and corresponding electric appliance cabinet, existing Electric Appliance Cabinet is easy leakage hot aerosol.Thus, it includes multiple condensed aerosol automatic fire extinguishing devices that hot aerosol automatic fire extinguishing system, which is isolated, in this venetian blind type, each condensed aerosol automatic fire extinguishing device is furnished with a shutter and tricing line, it is connected on a line or connecting rod respectively among shutter window slot leaf outer side edges, line or connecting rod top connect tricing line one end, the tricing line other end passes through any spout, intercommunicating pore, into inside aerosol generator, it is adhesively fixed on bottom plate by hot melt adhesive, temperature of the fusing point of hot melt adhesive lower than the hot aerosol of aerosol generator production, when tricing line is detached from hot melt adhesive, shutter is closed under reset spring and gravity.The utility model can be installed in localized clusters high density hot aerosol, Electric Appliance Cabinet good extinguishing effect, is easy to use.
Description
Technical field
The utility model relates to a kind of venetian blind type hot aerosol automatic fire extinguishing system and corresponding electric appliance cabinets.
Background technique
Aerosol fire-extinguishing technology, also referred to as smoke fire extinguishing technology.It originates from the U.S., is by U.S. TRS (base of a fruit Ademilson earliest
Gram) the founder James Moran of company development test success first, and obtain multinomial patent.AERO-T is in the field of business real first
The application in inflammable and explosive equal hazardous areas is showed, and own advanced technology is relied on to develop explosion-proof type AERO-T (in industry
First), and patent protection is also achieved in China.
Aerosol is a kind of colloidal sol that liquid or solid particle suspension is formed in gas decentralized medium, aerosol extinguishing agent
Two types can be divided into: one is before aerosol extinguishing agent discharges, gas decentralized medium and be stable by decentralized medium
Existing, the release of aerosol extinguishing agent is the process that gas dispersing liquid or solid extinguishing agent form aerosol；Another kind is
The release of aerosol extinguishing agent have passed through combustion reaction, and existing solid has gas, gas dispersion solid particle again in reaction product
Form aerosol, alternatively referred to as aerogel generating agent.
Cold air sol and hot aerosol can be divided into according to temperature when generating aerosol.When reaction temperature is greater than 300 DEG C
Referred to as hot aerosol, on the contrary it is cold air sol.
Aerogel generating agent is a kind of energetic material, belongs to one kind of pyrotechnic composition.Explosive wastewater can be divided into explosive, gunpowder and cigarette
Gunpowder three categories.Apolegamy, manufacture, performance parameter and the processing technology of aerosol product are guidance with firework theory.
To reduce temperature when aerosol generates, there are two types of the methods using coolant.One is by coolant equably
It is mixed in medicament, this mode is known as interior cooling；Another type of cooling is the gas that coolant is placed in gas generator
In access, outer cooling can be described as.
2015.12.02 disclosed, Publication No. CN 204815453U Chinese utility model discloses a kind of industrial field
Explosion-proof, explosion suppression type condensed aerosol fire extinguishing device used, including shell, aerosol generator and coolant.Shell has one
Cavity, shell include opposite top plate and bottom plate, offer several spouts on top plate.Aerosol generator assembly is fixed on chamber
In body, aerosol generator includes a jar, the aerogel generating agent being arranged in the jar and initiator.Initiator
For starting aerosol generator production hot aerosol.Coolant is filled in shell and jar and shell and aerosol occurs
Between agent.
Hot aerosol is best in enclosure space extinguishing effect, and the various electric appliances that gather in the Electric Appliance Cabinet of existing industrial and mining enterprises are set
Standby, these electrical equipments constantly generate heat during operation, and some accurate electric appliances have strict requirements to operating temperature, therefore,
Existing Electric Appliance Cabinet is all provided with ventilation opening, and many ventilation openings are also equipped with ventilation fan.
After condensed aerosol automatic fire extinguishing device is installed in Electric Appliance Cabinet, when there is fire behavior, some meetings of produced hot aerosol
In ventilation opening to external diffusion, extinguishing effect is given a discount, and is spread out hot aerosol and is also generated certain pollution to environment.
Utility model content
The technical problems to be solved in the utility model is how to overcome the drawbacks described above of the prior art, provides a kind of shutter
Formula hot aerosol automatic fire extinguishing system and corresponding electric appliance cabinet.
In order to solve the above technical problems, this venetian blind type hot aerosol automatic fire extinguishing system, including multiple hot aerosols are certainly
Dynamic extinguishing device, each condensed aerosol automatic fire extinguishing device includes outer cylinder, bottom plate, aerosol generator and coolant, outer cylinder
Cylindrical, top is equipped with top plate, several spouts are provided on top plate, and outer cylinder and aerosol generator assembly are fixed on bottom plate
On, aerosol generator includes a jar, the aerogel generating agent being arranged in the jar and initiator, and initiator is used
Hot aerosol is produced in starting aerosol generator, an inner cylinder is additionally provided between aerosol generator and outer cylinder, on the inner cylinder
Along being connected with top plate, inner cylinder lower edge is equipped with annular flange, and is connected by annular flange with container cover outer wall, bottom plate, top plate and
Cooling storehouse is formed between inner cylinder, outer cylinder, coolant is filled in cooling storehouse, is provided on the inner tube wall between annular flange and bottom plate more
A intercommunicating pore.
Each condensed aerosol automatic fire extinguishing device is furnished with a shutter and tricing line, which includes base frame and multiple
Window slot leaf, the base frame are square, and two sides inner edge is equipped with riser, and the window slot leaf is in level from top to bottom
State is successively arranged, and each window slot leaf inner side edge is fixed on an articulated shaft, and is hinged on the perpendicular of two sides by the articulated shaft
On plate, one is connected among each window slot leaf outer side edges respectively and is connected on rope or connecting rod, this connects described in rope or the connection of connecting rod top
On tricing line one end, the tricing line other end passes through any spout, intercommunicating pore and passes through hot melt adhesive into inside aerosol generator
It is adhesively fixed on bottom plate, temperature of the fusing point lower than the hot aerosol that aerosol generator produces of the hot melt adhesive, strip
The articulated shaft of window leaf is equipped with torsion reset spring, and shutter is kept it turning under the limitation of tricing line, heats when tricing line is detached from
When glue, shutter is closed under reset spring and gravity.
It is designed in this way, each cable using this venetian blind type hot aerosol automatic fire extinguishing system, in adapted Electric Appliance Cabinet
Above joints nodal point, after oblique upper installation condensed aerosol automatic fire extinguishing device, after condensed aerosol automatic fire extinguishing device starting, blinds
Window is closed, and hot aerosol is closed in inside Electric Appliance Cabinet, maintenance high concentration hot aerosol in the local short time, good extinguishing effect,
And hot aerosol does not leak, it is free from environmental pollution.
As optimization, the tricing line is nylon rope, and the hot melt adhesive is EVA hot-melt adhesive.It is designed in this way, it is easy for installation.
As optimization, at least window slot leaf of bottom is irony, and the base frame is set respectively on following corresponding position
There is permanent magnet.It is designed in this way, when shutter is closed, permanent magnet is attracted irony window slot leaf, closes tighter.
The utility model Electric Appliance Cabinet includes cabinet body, and electrical equipment is equipped in cabinet body, and cabinet body side wall or top plate are equipped with ventilation
Mouthful, it is characterised in that: it further includes aforementioned venetian blind type hot aerosol automatic fire extinguishing system, condensed aerosol automatic fire extinguishing device
It is arranged in cabinet body, and is fixed on side wall or top plate, shutter is mounted on ventilation opening.
As optimization, the shutter is mounted on the intracorporal side wall of cabinet or top plate.It is designed in this way, appearance is clean and tidy.
As optimization, the shutter is mounted on the side wall or top plate outside cabinet body, and the side wall or top plate outside cabinet body are corresponding
It is provided with through-hole on position, is additionally provided with fixed pulley by the through-hole, the control line passes through the through-hole, and across the fixed pulley.Such as
This design, shutter are mounted on outside Electric Appliance Cabinet, are not take up Electric Appliance Cabinet inner space, are particularly suitable for being equipped with ventilation fan on ventilation opening
Equipment use.
The installation method of preceding Electric Appliance Cabinet, includes the following steps:
1. condensed aerosol automatic fire extinguishing device is mounted in the cabinet body of Electric Appliance Cabinet by, and is fixed on side wall or top plate, make
Its spout is directed toward the electrical equipment of adapted in cabinet；
2. shutter is mounted on the outside of ventilation opening or on the side wall or top plate of inside by,
3. opens shutter, is connected rope or connecting rod top ties up to tricing line on condensed aerosol automatic fire extinguishing device
Free end on, and be kept open shutter.
The utility model utilizes the side that aforementioned venetian blind type hot aerosol automatic fire extinguishing system is that Electric Appliance Cabinet inner cable is put out a fire
Method includes the following steps:
Automatic to start aerosol generator production after 1. the initiator of condensed aerosol automatic fire extinguishing device senses fire behavior
Hot aerosol is sprayed from spout, and hot melt adhesive is heated at the same time melts, and tricing line is separated with hot melt adhesive, and shutter is automatically closed,
Electric Appliance Cabinet is isolated with outside air, and hot aerosol diffuses in Electric Appliance Cabinet, completely cuts off air fire extinguishing；
2. the electric appliances monitoring circuit or monitoring personnel of adapted Electric Appliance Cabinet, sense the electric current or temperature of electrical equipment
Anomalous variation, the power supply supply of cutting corresponding electric appliance equipment；
3. after electrical equipment Temperature fall, staff checks, repairs the electrical equipment of corresponding adapted, the heat more renewed
Automatic gasoloid extinguisher.
The utility model can be in localized clusters high density hot aerosol, Electric Appliance Cabinet good extinguishing effect, installation, user
Just.
Detailed description of the invention
The utility model venetian blind type hot aerosol automatic fire extinguishing system is described further with reference to the accompanying drawing:
Fig. 1 is the schematic diagram of the section structure of condensed aerosol automatic fire extinguishing device (along the perpendicular sectility for crossing axis)；
Fig. 2 is the installation of one condensed aerosol automatic fire extinguishing device of the utility model embodiment and shutter in Electric Appliance Cabinet
Schematic diagram (Electric Appliance Cabinet only depicts top plate and side side wall, remaining summary)；
Fig. 3 be two condensed aerosol automatic fire extinguishing device of the utility model embodiment in Electric Appliance Cabinet, shutter is in electric appliance
Scheme of installation outside cabinet (Electric Appliance Cabinet only depicts top plate and side side wall, remaining summary).
In figure: 1 being condensed aerosol automatic fire extinguishing device, 2 be coolant, 3 be aerogel generating agent, 4 be initiator, 5 be
Shutter, 6 be tricing line, 7 be base frame, 8 be window slot leaf, 9 be riser, 10 be the top plate of Electric Appliance Cabinet, 11 be outer cylinder, 12 be
Bottom plate, 13 be aerosol generator, 14 be top plate, 15 be spout, 16 be jar, 17 be inner cylinder, 18 be intercommunicating pore, 19 be heat
Melten gel, 20 be annular flange, 21 be even rope, 22 be articulated shaft, 23 be permanent magnet, 24 be fixed pulley, 25 be through-hole, 26 be electricity
The side wall of device cabinet.
Specific embodiment
Embodiment one: as shown in Figure 1, 2, the utility model venetian blind type hot aerosol automatic fire extinguishing system, including it is more
A condensed aerosol automatic fire extinguishing device 1, each condensed aerosol automatic fire extinguishing device include outer cylinder 11, bottom plate 12, aerosol generation
Device 13 and coolant 2, outer cylinder 11 is cylindrical, and top is equipped with top plate 14, is provided with several spouts 15, outer cylinder on top plate 14
11 and aerosol generator 13 assembly be fixed on bottom plate 12, aerosol generator 13 include a jar 16, be arranged at this
Aerogel generating agent 3 and initiator 4 in jar 16, initiator 4 produce hot aerosol for starting aerosol generator 13,
An inner cylinder 17 is additionally provided between aerosol generator 13 and outer cylinder, edge is connected with top plate 14 on the inner cylinder 17,17 lower edge of inner cylinder
It is connected equipped with annular flange 20, and by annular flange 20 with 16 outer wall of jar, bottom plate 12, top plate 14 and inner cylinder 17, outer cylinder
Cooling storehouse is formed between 11, coolant 2 is filled in cooling storehouse, is provided on the inner tube wall between annular flange 20 and bottom plate 12 multiple
Intercommunicating pore 18.
Each condensed aerosol automatic fire extinguishing device 1 is furnished with a shutter 5 and tricing line 6, which includes base frame 7
With multiple window slot leaves 8, the base frame 7 is square, and two sides inner edge is equipped with riser 9, the window slot leaf 8 from upper and
Under, it is in a horizontal state and successively arranges, each 8 inner side edge of window slot leaf is fixed on an articulated shaft 22, and passes through the articulated shaft 22
It is hinged on the riser 9 of two sides, is connected in one among each 8 outer side edges of window slot leaf respectively and even restricts on 21 (or connecting rods), the company
It restricts on described 6 one end of tricing line of connection of 21 (or connecting rod) tops, 6 other end of tricing line passes through any spout 15, intercommunicating pore 18, into
Enter inside aerosol generator 13, be adhesively fixed on bottom plate 12 by hot melt adhesive 19, the fusing point of the hot melt adhesive 19 is lower than gas
The articulated shaft 22 of the temperature for the hot aerosol that colloidal sol generator 13 produces, window slot leaf 8 is equipped with torsion reset spring (in figure not
Show), shutter 5 is kept it turning under the limitation of tricing line 6, and when tricing line 6 is detached from hot melt adhesive 19, shutter 5 is resetting
It is closed under spring and gravity.
The tricing line 6 is nylon rope, and the hot melt adhesive 19 is EVA hot-melt adhesive.
As shown in Fig. 2, the window slot leaf 8 of at least bottom is irony, distinguish on the following corresponding position of the base frame 7
Equipped with permanent magnet 23.
As shown in Fig. 2, a kind of Electric Appliance Cabinet, including cabinet body, cabinet body is interior to be equipped with electrical equipment, and cabinet body side wall or top plate are equipped with
Ventilation opening, further includes venetian blind type hot aerosol automatic fire extinguishing system above-mentioned, and condensed aerosol automatic fire extinguishing device 1 is arranged
In cabinet body, and it is fixed on top plate 10 (if space allows certainly, can also be fixed on side wall 26, slightly), shutter 5 is pacified
(if ventilation opening is located on top plate 10 certainly, shutter 5 will also be mounted on top plate 10 on the ventilation opening of the intracorporal side wall of cabinet
On, slightly).
As shown in Figure 1, it is preferred that the annular flange 20 that the spout 15 that tricing line 6 is passed through takes up the process of tricing line 6 is equipped with and determines
Pulley 24.
Embodiment two: as shown in figure 3, the shutter 5 is mounted on the side wall outside cabinet body or top plate 10, outside cabinet body
10 corresponding position of side wall 26 or top plate on be provided with through-hole 25, fixed pulley 24 is additionally provided with by the through-hole 25, the control line 6 passes through
The through-hole 25, and across the fixed pulley 24.Remaining structure is as shown in embodiment one, slightly.
As shown in Figure 1, the installation method of aforementioned Electric Appliance Cabinet, includes the following steps:
1. condensed aerosol automatic fire extinguishing device 1 is mounted in the cabinet body of Electric Appliance Cabinet by, and is fixed on top plate 10 (certainly such as
Fruit space allows, and can also be fixed on side wall 26, slightly) on, so that its spout 15 is directed toward the electrical equipment of adapted in cabinet (in figure
It is not shown)；
2. shutter 5 is mounted on the ventilation opening of the intracorporal side wall 26 of cabinet (if ventilation opening is located at top plate 10 certainly by
On, shutter 5 will be also mounted on top plate 10, slightly),
3. opens shutter 5, is connected 21 (or connecting rod) tops of rope and tied up on condensed aerosol automatic fire extinguishing device 1
On the free end of tricing line 6, and it is kept open shutter 5.
The extinguishing method of aforementioned Electric Appliance Cabinet, includes the following steps:
Automatic to start the life of aerosol generator 1 after 1. the initiator 4 of condensed aerosol automatic fire extinguishing device 1 senses fire behavior
Heat production aerosol is sprayed from spout 1, and hot melt adhesive 1 is heated at the same time melts, and tricing line 6 is separated with hot melt adhesive 19, shutter 5
It is automatically closed, Electric Appliance Cabinet is isolated with outside air, and hot aerosol 19 diffuses in Electric Appliance Cabinet, completely cuts off air fire extinguishing；
2. the electric appliances monitoring circuit or monitoring personnel of adapted Electric Appliance Cabinet, sense the electric current or temperature of electrical equipment
Anomalous variation, the power supply supply of cutting corresponding electric appliance equipment；
3. after electrical equipment Temperature fall, staff checks, repairs the electrical equipment of corresponding adapted, the heat more renewed
Automatic gasoloid extinguisher 1.
Claims (5)
1. a kind of venetian blind type hot aerosol automatic fire extinguishing system, including multiple condensed aerosol automatic fire extinguishing devices, each hot gas
Colloidal sol automatic fire extinguisher includes outer cylinder, bottom plate, aerosol generator and coolant, and outer cylinder is cylindrical, and top is equipped with
Top plate is provided with several spouts on top plate, and outer cylinder and aerosol generator assembly are fixed on bottom plate, and aerosol generator includes
One jar, the aerogel generating agent being arranged in the jar and initiator, initiator is for starting aerosol generator
Hot aerosol is produced, an inner cylinder is additionally provided between aerosol generator and outer cylinder, edge is connected with top plate on the inner cylinder, under inner cylinder
It is connected along equipped with annular flange, and by annular flange with container cover outer wall, is formed between bottom plate, top plate and inner cylinder, outer cylinder cold
But storehouse, coolant are filled in cooling storehouse, multiple intercommunicating pores are provided on the inner tube wall between annular flange and bottom plate, and feature exists
In: each condensed aerosol automatic fire extinguishing device is furnished with a shutter and tricing line, which includes base frame and multiple strips
Shape window leaf, the base frame are square, and two sides inner edge is equipped with riser, and the window slot leaf from top to bottom, is in a horizontal state
It successively arranges, each window slot leaf inner side edge is connected on an articulated shaft, and the riser of two sides is hinged on by the articulated shaft
On, one is connected among each window slot leaf outer side edges respectively and is connected on rope or connecting rod, even rope or connecting rod top connect described control for this
On rope making one end, the tricing line other end passes through any spout, intercommunicating pore and passes through melt viscosity into inside aerosol generator
It connects and is fixed on bottom plate, temperature of the fusing point lower than the hot aerosol that aerosol generator produces of the hot melt adhesive, window slot
The articulated shaft of leaf is equipped with torsion reset spring, and shutter is kept it turning under the limitation of tricing line, when tricing line is detached from hot melt adhesive
When, shutter is closed under reset spring and gravity.
2. venetian blind type hot aerosol automatic fire extinguishing system according to claim 1, it is characterised in that: the tricing line is
Nylon rope, the hot melt adhesive are EVA hot-melt adhesive.
3. venetian blind type hot aerosol automatic fire extinguishing system according to claim 1, it is characterised in that: at least bottom
Window slot leaf is irony, and the base frame is respectively equipped with permanent magnet on following corresponding position.
4. a kind of Electric Appliance Cabinet, including cabinet body, cabinet body is interior to be equipped with electrical equipment, and cabinet body side wall or top plate are equipped with ventilation opening, special
Sign is: it further includes venetian blind type hot aerosol automatic fire extinguishing system described in claims 1 or 2 or 3, and hot aerosol is certainly
Dynamic extinguishing device is arranged in cabinet body, and is fixed on side wall or top plate, and shutter is mounted on ventilation opening.
5. Electric Appliance Cabinet according to claim 4, it is characterised in that: the shutter is mounted on the intracorporal side wall of cabinet or top plate
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820796869.5U CN208591480U (en) | 2018-05-25 | 2018-05-25 | Venetian blind type hot aerosol automatic fire extinguishing system and corresponding electric appliance cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820796869.5U CN208591480U (en) | 2018-05-25 | 2018-05-25 | Venetian blind type hot aerosol automatic fire extinguishing system and corresponding electric appliance cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208591480U true CN208591480U (en) | 2019-03-12 |
Family
ID=65600118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820796869.5U Active CN208591480U (en) | 2018-05-25 | 2018-05-25 | Venetian blind type hot aerosol automatic fire extinguishing system and corresponding electric appliance cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208591480U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108619638A (en) * | 2018-05-25 | 2018-10-09 | 兖州煤业股份有限公司 | Venetian blind type hot aerosol automatic fire extinguishing system, corresponding electric appliance cabinet and its installation method, extinguishing method |
| CN110012632A (en) * | 2019-05-14 | 2019-07-12 | 河北工业大学 | A kind of industrial robot control cabinet |
| CN110289563A (en) * | 2019-08-15 | 2019-09-27 | 河北卓冠电器有限公司 | A kind of switchgear with intelligent measurement |
| CN117424087A (en) * | 2023-10-26 | 2024-01-19 | 江苏电百达智能科技有限公司 | Power distribution switch control cabinet with protection performance and protection method thereof |
-
2018
- 2018-05-25 CN CN201820796869.5U patent/CN208591480U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108619638A (en) * | 2018-05-25 | 2018-10-09 | 兖州煤业股份有限公司 | Venetian blind type hot aerosol automatic fire extinguishing system, corresponding electric appliance cabinet and its installation method, extinguishing method |
| CN110012632A (en) * | 2019-05-14 | 2019-07-12 | 河北工业大学 | A kind of industrial robot control cabinet |
| CN110289563A (en) * | 2019-08-15 | 2019-09-27 | 河北卓冠电器有限公司 | A kind of switchgear with intelligent measurement |
| CN117424087A (en) * | 2023-10-26 | 2024-01-19 | 江苏电百达智能科技有限公司 | Power distribution switch control cabinet with protection performance and protection method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208591480U (en) | Venetian blind type hot aerosol automatic fire extinguishing system and corresponding electric appliance cabinet | |
| CN108619638A (en) | Venetian blind type hot aerosol automatic fire extinguishing system, corresponding electric appliance cabinet and its installation method, extinguishing method | |
| CN203977724U (en) | The energy-saving device for opening in a kind of cold passage fire-fighting link of data center module inner sealing skylight | |
| CN204739294U (en) | Explosion -proof valve actuating mechanism that discharges fume | |
| CN205303978U (en) | Block terminal that possesses electric work ability of putting out a fire and autotomy | |
| CN111029945A (en) | Switch board that security performance is good | |
| CN109674256A (en) | A kind of fire-proof cabinet for laboratory storage of hazardous chemicals | |
| CN204809653U (en) | High tension switchgear with fire prevention function | |
| CN208820259U (en) | A kind of fixed AC metal enclosed ring network switch cabinet | |
| CN207910249U (en) | A kind of power distribution cabinet door with fire-extinguishing function concurrently | |
| CN209526415U (en) | Box-type substation | |
| CN208858279U (en) | A kind of fire shutter | |
| CN204671794U (en) | A kind of on-line monitoring fire extinguisher based on LAN | |
| CN217692204U (en) | Electric energy metering control cabinet with safe and reliable operation | |
| CN108478962A (en) | Hot aerosol automatic fire extinguishing system and its installation method, extinguishing method in cable trough is isolated in curtain | |
| CN107666119A (en) | A kind of power distribution cabinet door with fire-extinguishing function concurrently | |
| CN205558626U (en) | Skylight control system and combination rack | |
| CN109147251A (en) | A kind of intelligentized Furniture fire-fighting security protection interlink alarm system | |
| CN209211979U (en) | A kind of laboratory dangerous waste intelligent and safe management equipment | |
| CN210156733U (en) | Fireproof distribution box | |
| CN209637597U (en) | Fire resistant doorsets | |
| CN209060415U (en) | A kind of electric box of self-extinguishing | |
| CN109469364A (en) | A kind of laboratory dangerous waste intelligent and safe management equipment | |
| CN204932662U (en) | A kind of reactor room, underground substation | |
| CN205846524U (en) | A kind of outdoor type box-type substation fire proof construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |