CN116688403A - Control terminal protector for distributed photovoltaic power generation - Google Patents
Control terminal protector for distributed photovoltaic power generation Download PDFInfo
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- CN116688403A CN116688403A CN202310757986.6A CN202310757986A CN116688403A CN 116688403 A CN116688403 A CN 116688403A CN 202310757986 A CN202310757986 A CN 202310757986A CN 116688403 A CN116688403 A CN 116688403A
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- control cabinet
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- power generation
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- 238000010248 power generation Methods 0.000 title claims abstract description 25
- 230000001012 protector Effects 0.000 title claims description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 60
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 39
- 230000005540 biological transmission Effects 0.000 claims abstract description 34
- 239000000843 powder Substances 0.000 claims abstract description 18
- 238000001514 detection method Methods 0.000 claims abstract description 13
- 238000009423 ventilation Methods 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 36
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 12
- 238000003860 storage Methods 0.000 claims description 10
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 6
- 239000001569 carbon dioxide Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 239000004743 Polypropylene Substances 0.000 claims description 5
- -1 polypropylene Polymers 0.000 claims description 5
- 229920001155 polypropylene Polymers 0.000 claims description 5
- 238000007664 blowing Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 12
- 230000000694 effects Effects 0.000 description 10
- 238000005520 cutting process Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 239000012530 fluid Substances 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 230000007257 malfunction Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
- 206010021143 Hypoxia Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/28—Accessories for delivery devices, e.g. supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The application relates to the technical field of electric power protection, in particular to a control terminal protection device for distributed photovoltaic power generation, which comprises a fire extinguishing mechanism arranged in a terminal control cabinet, wherein a detection mechanism for detecting a fire source is also arranged in the terminal control cabinet, a transmission mechanism for driving the fire extinguishing mechanism to operate is arranged on the terminal control cabinet, a filter screen is arranged at a vent of a terminal control end, a ventilation mechanism for removing the filter screen is arranged on the terminal control cabinet, the fire extinguishing mechanism comprises a feed box fixedly arranged on the terminal control cabinet and used for storing dry powder, a conveying frame used for conveying the dry powder is arranged at the bottom of the feed box, a discharge hole is arranged on the conveying frame, the transmission mechanism comprises a water tank fixedly connected to the terminal control cabinet, a frame body is fixedly connected to the water tank, a water outlet is arranged at the bottom of the frame body, the detection mechanism is arranged, and the transmission rope is paved on a circuit board from top to bottom, so that the fire extinguishing can be monitored at a plurality of positions in time, and the equipment assembly cost can be reduced.
Description
Technical Field
The application relates to the technical field of electric power protection, in particular to a control terminal protection device for distributed photovoltaic power generation.
Background
The distributed photovoltaic power generation is particularly constructed near a user site, the operation mode is that a user side is spontaneously self-powered and the redundant electric quantity is used for surfing the internet, a terminal control cabinet is installed outdoors to remotely control and monitor the large-area power generation equipment in real time, the terminal control cabinet is located outdoors and is exposed to the natural environment, environmental factors such as high-temperature drying, damp moisture and strong wind seasons can cause the temperature inside an electric appliance cabinet to rise, so that the electric appliance cabinet is easy to catch fire, the existing fireproof device for the terminal control cabinet is mostly driven by the electric equipment, the condition of a fire source is sensed through an inductor, the high temperature generated by the fire is easy to cause the failure of the electric equipment, and when the electric equipment fails, the fire source in the control cabinet cannot be timely and accurately detected and alarmed, so that the fire is ignored or detained until the control and the extinction are impossible, the electric fire extinguishing equipment can be influenced by factors such as power failure, electromagnetic interference and the like, and the fire extinguishing equipment is easy to be subjected to the danger of the self-induced fire.
Disclosure of Invention
Aiming at the defects of the prior art, the application provides the control terminal protection device for the distributed photovoltaic power generation, which has the advantages of being capable of monitoring a plurality of positions, timely extinguishing fire and reducing equipment assembly cost, and solves the problems that the high temperature generated by fire disaster easily causes power equipment failure and the fire extinguishing operation is not needed in time.
In order to solve the technical problems, the application provides the following technical scheme:
the utility model provides a distributed photovoltaic power generation is with control terminal protector, is including installing the fire extinguishing mechanism in the terminal control cabinet, still installs the detection mechanism who is used for detecting the source of fire in the terminal control cabinet, is equipped with the drive mechanism who is used for driving the operation of fire extinguishing mechanism on the terminal control cabinet, and the vent department of terminal control end installs the filter screen, is equipped with the ventilation mechanism who is used for removing the filter screen on the terminal control cabinet, fire extinguishing mechanism is including the workbin that is used for storing the dry powder that installs on the terminal control cabinet admittedly, and the bottom of workbin is equipped with the transport frame that is used for carrying the dry powder, is equipped with the discharge gate on the transport frame, drive mechanism includes the water tank of rigid coupling on the terminal control cabinet, and the rigid coupling has the framework on the water tank, and the delivery port has been seted up to the framework bottom.
Preferably, the detection mechanism comprises a sealing plate a and a sealing plate b which are respectively used for sealing and conveying the frame body, driving ropes are fixedly connected to the sealing plate a and the sealing plate b, balancing weights are fixedly connected to the end parts of the two driving ropes together, the balancing weights are in sliding connection with a circuit board on the terminal control cabinet, the two driving ropes are located in the middle of the circuit board, and the driving ropes are made of low-melting-point nonflammable materials.
Preferably, the transmission rope is made of polypropylene.
Preferably, the sealing plate a is in sliding connection with the conveying frame through a sliding groove, and a counterweight plate is fixedly connected to one side of the conveying frame, which is far away from the driving rope.
Preferably, a cavity is arranged on one side of the frame body, a tension spring is fixedly connected to the inner wall of the cavity, a connecting sheet is fixedly connected to the end part of the tension spring, the sealing plate b is in sliding connection with the frame body through a sliding groove, and the connecting sheet is fixedly connected with the sealing plate b.
Preferably, a shell is fixedly connected in the terminal control cabinet, a heat conducting plate for reducing the temperature of the circuit board is fixedly connected in the shell, the heat conducting plate is attached to the circuit board, the heat conducting plate is positioned below the water outlet, a plurality of diversion holes are formed in the heat conducting plate, the diversion holes are conical, and the bottom of the shell is of a through structure.
Preferably, the bottom of the feed box is fixedly connected with a guide frame communicated with the feed box, and a telescopic square straight pipe is fixedly connected between the guide frame and the conveying frame.
Preferably, the transmission mechanism comprises a transmission shaft rotatably arranged in the shell, a blade positioned below the water outlet is fixedly connected on the transmission shaft, a bevel gear a is fixedly connected at the end part of the transmission shaft, a rotating shaft is rotatably arranged outside the terminal control cabinet, a bevel gear b meshed with the bevel gear a is fixedly connected on the rotating shaft, a reciprocating screw rod is rotatably arranged in the terminal control cabinet, a linkage assembly used for driving the reciprocating screw rod to rotate is arranged on the rotating shaft, a connecting strip used for driving the conveying frame to move is connected on the linkage assembly in a threaded manner, and the connecting strip is in sliding connection with the terminal control cabinet through a sliding groove.
Preferably, the conveying frame is fixedly connected with a gas storage tank for storing carbon dioxide, the gas storage tank is fixedly connected with a flow guide pipe for blowing dry powder, and the flow guide pipe is respectively communicated with the gas storage tank and the conveying frame.
Preferably, the ventilation mechanism comprises a load frame fixedly connected to a terminal control cabinet, the end part of the filter screen is fixedly connected with a sliding block, the sliding block is in sliding connection with the load frame through a sliding groove, a slot is formed in one end of the sliding block, a limiting frame is fixedly connected to the terminal control cabinet, a cutting is connected to the limiting frame in a sliding manner and is clamped with the slot, a U-shaped frame is fixedly connected to the bottom end of the cutting, and a pushing block for moving the filter screen is fixedly connected to the transmission shaft.
By means of the technical scheme, the application provides the control terminal protection device for the distributed photovoltaic power generation, which has the following beneficial effects:
1. this control terminal protector for distributed photovoltaic power generation through setting up fire extinguishing mechanism, and the workbin sprays out dry powder from the discharge gate through carrying the frame, can put out the conflagration rapidly, can not produce the damage to equipment moreover. Compared with the use of fire extinguishing agents such as water, the dry powder fire extinguishing agent is more suitable for the electric fire scene and can effectively inhibit fire.
2. This distributed photovoltaic power generation uses control terminal protector, through setting up detection mechanism, after terminal control cabinet fires, the temperature rise, high temperature can make the driving rope fuse, sealing plate a and sealing plate b lose traction force afterwards, sealing plate a and sealing plate b can break away from automatically from carrying frame and framework department, can in time put out a fire the operation, power equipment is extremely easy malfunctioning when the conflagration, can avoid the sensor malfunction to cause equipment to be unable to operate, and because driving rope from the top down lays on the circuit board, can monitor a plurality of positions, in time put out a fire, and can reduce equipment assembly cost.
3. This control terminal protector for distributed photovoltaic power generation through setting up detection mechanism, can detect the conflagration in early stage, in time drive mechanism operates, and need not use electric power, can not receive electric fault or electromagnetic interference's interference, can improve the reliability of putting out a fire to and can not produce electric shock etc. electric hazard, safe and reliable more.
4. This distributed control terminal protector for photovoltaic power generation, through setting up drive mechanism, water falls at the blade and makes its rotation, and reciprocating lead screw drives through the connecting rod and carries the frame and reciprocate afterwards, can carry out the omnidirectional operation of putting out a fire afterwards, because the space is less relatively in the terminal control cabinet, if only select to use fixed fire extinguisher hardly to cover all fires, leaves residual fire source easily and leads to the fire to burn again. And the conveying frame moves up and down to better cover the fire points in the electrical cabinet, so that the residual fire sources are effectively avoided.
5. This control terminal protector for distributed photovoltaic power generation, through setting up heat-conducting plate and water conservancy diversion hole, water flows through the water conservancy diversion hole, thereby can absorb heat to the circuit board reaches the effect of cooling, reduce the phenomenon that the circuit board secondary was reburned, conical design can accelerate the water velocity, thereby the cooling water velocity that has accelerated the flow through the radiating block, the cooling effect has been improved, the water conservancy diversion hole can produce certain rotating fluid at the rivers in-process, thereby the shearing force of rivers has been increased, make the rivers more turbulent, help strengthening the radiating block surface and fluidic heat transfer effect.
6. This distributed photovoltaic is control terminal protector for electricity generation removes from the slot through setting up ventilation mechanism, and the cutting is removed from the slot, and the filter screen receives gravity effect and removes downwards afterwards, can remove the filter screen from the vent automatically then, and when the conflagration breaks out, the filter screen removes automatically, can promote the circulation of gas in the electrical cabinet, realizes the evacuation of scene of fire, accelerates the discharge of smog and toxic gas to effectively reduce the risk that the scene of a fire spread, reduce casualties and loss of property.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application, illustrate and together with the description serve to explain a part of the application:
FIG. 1 is a schematic diagram of a partial structure of an internal protection device of a terminal control cabinet according to the present application;
FIG. 2 is a schematic diagram of a partial structure of an external protection device of a terminal control cabinet according to the present application;
FIG. 3 is a schematic view of the fire extinguishing mechanism and the transmission mechanism of the present application;
FIG. 4 is a schematic view of the external connection structure of the load frame of the present application;
FIG. 5 is a schematic diagram of a transmission mechanism according to the present application;
FIG. 6 is a schematic view of the structure of the heat-conducting plate of the present application;
FIG. 7 is a schematic diagram of the detection mechanism of the present application;
fig. 8 is a schematic structural view of the ventilating mechanism of the present application.
Reference numerals:
100. a fire extinguishing mechanism; 101. a flow guiding frame; 102. a telescopic square straight pipe; 103. a conveying frame; 104. a gas storage tank; 105. a flow guiding pipe; 106. a discharge port; 107. a heat conductive plate; 108. a deflector aperture; 109. a feed box;
200. a detection mechanism; 201. a sealing plate a; 202. a weight plate; 203. a cavity; 204. a tension spring; 205. a connecting sheet; 206. a sealing plate b; 207. a driving rope; 208. balancing weight;
300. a transmission mechanism; 301. a water tank; 302. a frame; 303. a housing; 304. a transmission shaft; 305. a blade; 306. bevel gear a; 307. bevel gear b; 308. a linkage assembly; 309. a reciprocating screw rod; 310. a connecting strip;
400. a ventilation mechanism; 401. a filter screen; 402. a load frame; 403. a slide block; 404. a slot; 405. a limiting frame; 406. cutting; 407. a U-shaped frame; 408. and pushing the block.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Embodiment one:
the application provides a control terminal protection device for distributed photovoltaic power generation, which is shown in the drawings 1-4, and comprises a fire extinguishing mechanism 100 arranged in a terminal control cabinet, wherein a detection mechanism 200 for detecting fire sources is also arranged in the terminal control cabinet, a transmission mechanism 300 for driving the fire extinguishing mechanism 100 to operate is arranged on the terminal control cabinet, a filter screen 401 is arranged at a vent of the terminal control end, a ventilation mechanism 400 for removing the filter screen 401 is arranged on the terminal control cabinet, the fire extinguishing mechanism 100 is arranged, fire extinguishing work can be timely carried out, fire spreading is controlled, loss expansion is avoided, the detection mechanism 200 is arranged, fire can be detected early, the operation of the mechanism is timely driven, electric power is not needed, no interference of electric faults or electromagnetic interference is generated, the reliability of fire extinguishing can be improved, electric hazards such as electric shock are not generated, the transmission mechanism 300 is safer and more reliable, the mechanism on the detection mechanism 200 automatically moves to enable the distribution of fire extinguishing agent in a fire scene to be more uniform, the filter screen 400 is arranged, and when the fire is in the fire scene, the filter screen 401 is automatically removed, the gas in the terminal control cabinet can be promoted, the gas in the fire scene can be effectively controlled, the fire spreading and the ventilation loss of the fire can be effectively reduced, and the ventilation loss of the fire can be effectively realized.
The fire extinguishing mechanism 100 comprises a material box 109 fixedly arranged on a terminal control cabinet and used for storing dry powder, a conveying frame 103 used for conveying the dry powder is arranged at the bottom of the material box 109, a discharge hole 106 is formed in the conveying frame 103, and when fire is on, the material box 109 sprays the dry powder out of the discharge hole 106 through the conveying frame 103, so that fire can be extinguished rapidly, equipment cannot be damaged, and compared with fire extinguishing agents such as water, the dry powder fire extinguishing mechanism is more suitable for an electric fire scene and can effectively inhibit fire.
The transmission mechanism 300 comprises a water tank 301 fixedly connected to a terminal control cabinet, a frame 302 is fixedly connected to the water tank 301, a water outlet is formed in the bottom of the frame 302, water can flow to serve as driving power, electric power is not needed, the situation that power equipment fails to operate when a fire disaster occurs can be avoided, and the reliability of fire extinguishment is further improved.
Embodiment two:
referring to fig. 1 to 7, on the basis of the first embodiment, the detecting mechanism 200 includes a sealing plate a201 and a sealing plate b206 for sealing the conveying frame 103 and the frame 302, driving ropes 207 are fixedly connected to the sealing plate a201 and the sealing plate b206, balancing weights 208 are fixedly connected to the ends of the two driving ropes 207, the balancing weights 208 are slidably connected to a circuit board on the terminal control cabinet, the two driving ropes 207 are located in the middle of the circuit board, the driving ropes 207 are made of low-melting-point and nonflammable materials, the balancing weights 208 are arranged, the gravity of the balancing weights 208 can pull the sealing plate a201 and the sealing plate b206 through the driving ropes 207 to seal the conveying frame 103 and the frame 302, after the terminal control cabinet fires, the temperature rises, high temperature can make driving rope 207 fuse, then closing plate a201 and closing plate b206 lose traction force, closing plate a201 and closing plate b206 can break away from automatically from carrying frame 103 and framework 302 department, can open discharge gate 106 and framework 302 and put out a fire the operation later, meet high temperature through driving rope 207's characteristic, fuse, can in time put out a fire the operation, power equipment is very easy to malfunction when the conflagration, can avoid the sensor malfunction to cause equipment to fail to operate, and because driving rope 207 from the top down lays on the circuit board, can monitor a plurality of positions, in time put out a fire, and can reduce equipment assembly cost.
Specifically, the transmission rope 207 is made of polypropylene, and the melting point of the polypropylene is about 130 ℃ to 171 ℃, so that the polypropylene is not easy to burn, and can only melt but not burn under the condition of high temperature such as a fire source.
Further, the sealing plate a201 is slidably connected with the conveying frame 103 through a chute, a weight plate 202 is fixedly connected to one side, far away from the driving rope 207, of the conveying frame 103, and the weight plate 202 is arranged, so that when the sealing plate a201 loses traction, the sealing plate a201 can be pulled in time to be separated from the discharge port 106, and dry powder is led out.
One side of the frame body 302 is provided with a cavity 203, the inner wall of the cavity 203 is fixedly connected with a tension spring 204, the end part of the tension spring 204 is fixedly connected with a connecting sheet 205, a sealing plate b206 is in sliding connection with the frame body 302 through a sliding groove, the connecting sheet 205 is fixedly connected with the sealing plate b206, when the sealing plate b206 loses traction force, the tension spring 204 pulls the connecting sheet 205 to enable the sealing plate b206 to move away from the frame body 302, and then water outlet can normally carry out water outlet.
The terminal control cabinet is internally fixedly connected with a shell 303, a heat conducting plate 107 for reducing the temperature of a circuit board is fixedly connected in the shell 303, the heat conducting plate 107 is attached to the circuit board, the heat conducting plate 107 is located below a water outlet, a plurality of guide holes 108 are formed in the heat conducting plate 107, the guide holes 108 are conical, the bottom of the shell 303 is of a through structure, the heat conducting plate 107 absorbs heat of the circuit board, water flows through the guide holes 108, the circuit board can be subjected to heat absorption so as to achieve the effect of reducing the temperature, the phenomenon of secondary re-combustion of the circuit board is reduced, the guide holes 108 are conical, the guide holes 108 on the heat conducting plate 107 form a diffusion effect along with the flow of fluid, the fluid can be guided to the surface of the whole radiating block, the radiating area is increased, the radiating efficiency of the device can be improved, the temperature of the device is more stable, the conical design can accelerate the water flow speed, the cooling water flow speed flowing through the radiating block is accelerated, the cooling effect is improved, a certain rotary fluid can be generated in the water flow process, the shearing force of the guide holes 108 is increased, the water flow is more turbulent, and the heat transfer effect of the surface of the radiating block and the fluid is better strengthened.
The bottom of the feed box 109 is fixedly connected with a guide frame 101 communicated with the feed box, a telescopic square straight pipe 102 is fixedly connected between the guide frame 101 and the conveying frame 103, and the telescopic square straight pipe 102 can be folded so as to facilitate the conveying frame 103 to move up and down.
The delivery frame 103 is fixedly connected with a gas storage tank 104 for storing carbon dioxide, the gas storage tank 104 is fixedly connected with a flow guide 105 for blowing dry powder, the flow guide 105 is respectively communicated with the gas storage tank 104 and the delivery frame 103, a discharge hole 106 is opened, gas in the flow guide 105 can improve the range and speed of the dry powder, the fire extinguishing effect is improved, and carbon dioxide is sprayed into a fire scene from a nozzle by releasing carbon dioxide compressed gas. Carbon dioxide is scattered and mixed with air when encountering the air, and then is directly sprayed on a fire source, so that the oxygen deficiency fire extinguishing effect is achieved.
Embodiment III:
referring to fig. 1 and 5, on the basis of the first embodiment, the transmission mechanism 300 includes a transmission shaft 304 rotatably mounted in the housing 303, a blade 305 located below the water outlet is fixedly connected to the transmission shaft 304, a bevel gear a306 is fixedly connected to an end portion of the transmission shaft 304, a rotating shaft is rotatably mounted outside the terminal control cabinet, a bevel gear b307 meshed with the bevel gear a306 is fixedly connected to the rotating shaft, a reciprocating screw 309 is rotatably mounted in the terminal control cabinet, a linkage assembly 308 for driving the reciprocating screw 309 to rotate is arranged on the rotating shaft, a connecting strip 310 for driving the conveying frame 103 to move is in threaded connection with the linkage assembly 308, the connecting strip 310 is slidably connected with the terminal control cabinet through a chute, water is discharged from the water outlet, then water falls on the blade 305 to enable the blade 305 to rotate, the transmission shaft 304 rotates with the blade 305, the bevel gear a306 rotates, the bevel gear a306 drives the rotating shaft through the bevel gear b307, the reciprocating screw 309 rotates through the linkage assembly 308, the reciprocating screw 309 drives the conveying frame 103 to move up and down through the connecting strip 310, and then the full-direction fire extinguishing operation can be performed. And the conveying frame 103 moves up and down to better cover the fire points in the electrical cabinet, so that residual fire sources are effectively avoided, the linkage assembly 308 comprises belt pulleys fixedly connected to the rotating shaft and the reciprocating screw 309 respectively, and the belt pulleys are connected through belt transmission.
Embodiment four:
on the basis of the first embodiment, as shown in fig. 1 and 8, the ventilation mechanism 400 comprises a load frame 402 fixedly connected to a terminal control cabinet, the end part of the filter screen 401 is fixedly connected with a sliding block 403, the sliding block 403 is connected with the load frame 402 in a sliding manner, one end of the sliding block 403 is provided with a slot 404, a limiting frame 405 is fixedly connected to the terminal control cabinet, a cutting 406 is clamped with the slot 404 in a sliding manner on the limiting frame 405, a U-shaped frame 407 is fixedly connected to the bottom end of the cutting 406, a pushing block 408 for moving the filter screen 401 is fixedly connected to a transmission shaft 304, the pushing block 408 rotates along with the transmission shaft 304, then the pushing block 408 rotates to be contacted with the U-shaped frame 407 to push the same to one side, the cutting 406 moves along with the U-shaped frame 407, the cutting 406 moves away from the slot 404, then the filter screen 401 moves downwards under the action of gravity, and then the filter screen 401 can be automatically moved away from a ventilation opening.
As can be seen from the above examples: the staff realizes installing the device on terminal control cabinet earlier, when the conflagration breaks out, high temperature can make and can make driving rope 207 fuse, then closing plate a201 and closing plate b206 lose traction, closing plate a201 and closing plate b206 can break away from transport frame 103 and framework 302 department automatically, the workbin 109 is sprayed dry powder from discharge gate 106 department through transport frame 103 and is put out a fire, the water in the water tank 301 is discharged through the framework 302 from the delivery port simultaneously, the water falls on blade 305 and makes it rotate, the transmission shaft 304 rotates along with blade 305, blade 305 drives bevel gear a306 and rotates, bevel gear a306 drives the pivot through bevel gear b307 and rotates, the pivot drives reciprocating screw 309 through link assembly 308 and rotates, reciprocating screw 309 drives transport frame 103 through connecting strip 310 reciprocates, then can carry out all-round fire extinguishing operation, thereby reach the protection to terminal control cabinet.
It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, substitutions and alterations can be made therein without departing from the spirit and scope of the application as defined by the appended claims and their equivalents.
Claims (10)
1. Control terminal protector for distributed photovoltaic power generation, its characterized in that: the fire extinguishing system comprises a fire extinguishing mechanism (100) arranged in a terminal control cabinet, wherein a detection mechanism (200) for detecting a fire source is also arranged in the terminal control cabinet, a transmission mechanism (300) for driving the fire extinguishing mechanism (100) to operate is arranged on the terminal control cabinet, a filter screen (401) is arranged at a vent of the terminal control end, and a ventilation mechanism (400) for removing the filter screen (401) is arranged on the terminal control cabinet;
the fire extinguishing mechanism (100) comprises a feed box (109) fixedly arranged on the terminal control cabinet and used for storing dry powder, a conveying frame (103) used for conveying the dry powder is arranged at the bottom of the feed box (109), and a discharge hole (106) is formed in the conveying frame (103);
the transmission mechanism (300) comprises a water tank (301) fixedly connected to the terminal control cabinet, a frame body (302) is fixedly connected to the water tank (301), and a water outlet is formed in the bottom of the frame body (302).
2. The control terminal protection device for distributed photovoltaic power generation according to claim 1, wherein: the detection mechanism (200) comprises a sealing plate a (201) and a sealing plate b (206) which are respectively used for sealing and conveying a frame (103) and a frame body (302), driving ropes (207) are fixedly connected to the sealing plate a (201) and the sealing plate b (206), balancing weights (208) are fixedly connected to the end parts of the two driving ropes (207) together, the balancing weights (208) are in sliding connection with a circuit board on a terminal control cabinet, the two driving ropes (207) are located in the middle of the circuit board, and the driving ropes (207) are made of low-melting-point nonflammable materials.
3. The control terminal protection device for distributed photovoltaic power generation according to claim 2, wherein: the transmission rope (207) is made of polypropylene.
4. The control terminal protection device for distributed photovoltaic power generation according to claim 2, wherein: the sealing plate a (201) is connected with the conveying frame (103) in a sliding way through a sliding groove, and a counterweight plate (202) is fixedly connected to one side, far away from the driving rope (207), of the conveying frame (103).
5. The control terminal protection device for distributed photovoltaic power generation according to claim 1, wherein: one side of the frame body (302) is provided with a cavity (203), the inner wall of the cavity (203) is fixedly connected with a tension spring (204), the end part of the tension spring (204) is fixedly connected with a connecting sheet (205), the sealing plate b (206) is in sliding connection with the frame body (302) through a sliding groove, and the connecting sheet (205) is fixedly connected with the sealing plate b (206).
6. The control terminal protection device for distributed photovoltaic power generation according to claim 1, wherein: a shell (303) is fixedly connected in the terminal control cabinet, a heat conducting plate (107) for reducing the temperature of the circuit board is fixedly connected in the shell (303), the heat conducting plate (107) is attached to the circuit board, the heat conducting plate (107) is located below the water outlet, a plurality of diversion holes (108) are formed in the heat conducting plate (107), the diversion holes (108) are conical, and the bottom of the shell (303) is of a through structure.
7. The control terminal protection device for distributed photovoltaic power generation according to claim 1, wherein: the bottom of the feed box (109) is fixedly connected with a guide frame (101) communicated with the feed box, and a telescopic square straight pipe (102) is fixedly connected between the guide frame (101) and the conveying frame (103).
8. The control terminal protection device for distributed photovoltaic power generation according to claim 1, wherein: the transmission mechanism (300) comprises a transmission shaft (304) rotatably arranged in the shell (303), a blade (305) positioned below the water outlet is fixedly connected to the transmission shaft (304), a bevel gear a (306) is fixedly connected to the end part of the transmission shaft (304), a rotating shaft is rotatably arranged outside the terminal control cabinet, a bevel gear b (307) meshed with the bevel gear a (306) is fixedly connected to the rotating shaft, a reciprocating screw rod (309) is rotatably arranged in the terminal control cabinet, a linkage assembly (308) for driving the reciprocating screw rod (309) to rotate is arranged in the rotating shaft, a connecting strip (310) for driving the conveying frame (103) to move is connected to the linkage assembly (308) in a threaded mode, and the connecting strip (310) is in sliding connection with the terminal control cabinet through a sliding groove.
9. The control terminal protection device for distributed photovoltaic power generation according to claim 1, wherein: the conveying frame (103) is fixedly connected with a gas storage tank (104) for storing carbon dioxide, the gas storage tank (104) is fixedly connected with a flow guide pipe (105) for blowing dry powder, and the flow guide pipe (105) is respectively communicated with the gas storage tank (104) and the conveying frame (103).
10. The control terminal protection device for distributed photovoltaic power generation according to claim 8, wherein: the ventilation mechanism (400) comprises a load frame (402) fixedly connected to a terminal control cabinet, the end part of the filter screen (401) is fixedly connected with a sliding block (403), the sliding block (403) is connected with the load frame (402) in a sliding mode through a sliding groove, a slot (404) is formed in one end of the sliding block (403), a limiting frame (405) is fixedly connected to the terminal control cabinet, an inserting strip (406) is connected to the limiting frame (405) in a sliding mode and is clamped with the slot (404), a U-shaped frame (407) is fixedly connected to the bottom end of the inserting strip (406), and a pushing block (408) for moving the filter screen (401) is fixedly connected to the transmission shaft (304).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310757986.6A CN116688403A (en) | 2023-06-26 | 2023-06-26 | Control terminal protector for distributed photovoltaic power generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310757986.6A CN116688403A (en) | 2023-06-26 | 2023-06-26 | Control terminal protector for distributed photovoltaic power generation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116688403A true CN116688403A (en) | 2023-09-05 |
Family
ID=87838980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310757986.6A Withdrawn CN116688403A (en) | 2023-06-26 | 2023-06-26 | Control terminal protector for distributed photovoltaic power generation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116688403A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117653968A (en) * | 2024-01-31 | 2024-03-08 | 张家港保税区长江国际港务有限公司 | Electrical installation cabinet with protection function |
-
2023
- 2023-06-26 CN CN202310757986.6A patent/CN116688403A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117653968A (en) * | 2024-01-31 | 2024-03-08 | 张家港保税区长江国际港务有限公司 | Electrical installation cabinet with protection function |
| CN117653968B (en) * | 2024-01-31 | 2024-04-19 | 张家港保税区长江国际港务有限公司 | Electrical installation cabinet with protection function |
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Application publication date: 20230905 |
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