CN208797838U - A kind of photovoltaic DC-to-AC converter is with preventing fire-retardant case - Google Patents
A kind of photovoltaic DC-to-AC converter is with preventing fire-retardant case Download PDFInfo
- Publication number
- CN208797838U CN208797838U CN201821017256.3U CN201821017256U CN208797838U CN 208797838 U CN208797838 U CN 208797838U CN 201821017256 U CN201821017256 U CN 201821017256U CN 208797838 U CN208797838 U CN 208797838U
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- China
- Prior art keywords
- cabinet
- dry powder
- retardant
- case
- photovoltaic
- 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.)
- Expired - Fee Related
Links
- 239000003063 flame retardant Substances 0.000 title claims abstract description 34
- 239000000843 powder Substances 0.000 claims abstract description 41
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 32
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 16
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 16
- 238000001035 drying Methods 0.000 claims abstract description 16
- 239000007921 spray Substances 0.000 claims abstract description 10
- 239000000779 smoke Substances 0.000 claims abstract description 9
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000003519 ventilatory effect Effects 0.000 description 1
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- Drying Of Solid Materials (AREA)
Abstract
The utility model discloses a kind of photovoltaic DC-to-AC converters with preventing fire-retardant case, including cabinet, flame-retardant board, dry powder case, pcb board, solenoid valve, carbon dioxide tank, solar storage battery humidity sensor, wind scoop, dry powder box, spray head, air hose, the first tracheae, smoke detector, blower, drying air box, heater strip, filter screen, disengaging spool, door body, the second tracheae, temperature sensor and inverter mounting rack.When the utility model box interior temperature is excessively high, blower work, so that the hot-air of box house is extracted, avoid box interior temperature excessively high and cause the generation of inverter damaged condition, when inverter is out of order it is on fire when, smoke detector is alarmed, carbon dioxide tank sprays the dry powder in dry powder case and dry powder box, to put out a fire to inverter, the intensity of a fire is avoided to be spread, to ensure the security of the lives and property of periphery crowd.
Description
Technical field
The utility model relates to a kind of fire-retardant case, specifically a kind of photovoltaic DC-to-AC converter belongs to photovoltaic apparatus with fire-retardant case is prevented
Applied technical field.
Background technique
Photovoltaic DC-to-AC converter is a kind of power adjusting device being made of semiconductor devices, and direct current power is mainly used for convert
It at AC power, is generally made of boosting circuit and inversion bridge type return, dc voltage boost of the boosting circuit solar cell
To DC voltage needed for inverter output control；Inversion bridge type return is then equivalently converted into the DC voltage after boosting often
With the alternating voltage of frequency, photovoltaic DC-to-AC converter is a kind of essential thing, existing photovoltaic inversion in photovoltaic generating system
Device is mostly placed in a cabinet, to protect photovoltaic DC-to-AC converter.
Existing photovoltaic DC-to-AC converter guard box only simply plays the function of becalming and take shelter from rain, and inverter can generate heat when working
Amount, photovoltaic DC-to-AC converter guard box influences the service life of photovoltaic DC-to-AC converter almost without heat sinking function, and if photovoltaic DC-to-AC converter
Route, which goes wrong, easily causes that inverter is on fire, and existing inverter guard box does not have the function of anti-flaming alarm, Wu Fati
The periphery crowd that wakes up puts out a fire, and can not carry out self-extinguishing, so that fire spreading, has seriously threatened the life wealth of periphery crowd
Produce safety.Therefore, propose a kind of photovoltaic DC-to-AC converter with preventing fire-retardant case regarding to the issue above.
Utility model content
The purpose of this utility model is that provides a kind of photovoltaic DC-to-AC converter with preventing fire-retardant case to solve the above-mentioned problems.
The utility model is achieved through the following technical solutions above-mentioned purpose, and a kind of photovoltaic DC-to-AC converter is wrapped with fire-retardant case is prevented
Cabinet is included, fixed attach of the inner wall of the cabinet is equipped with flame-retardant board, and the fixed peace of the plate top surface of the cabinet turns have titanium dioxide
Canister and solar storage battery, the carbon dioxide tank and solar storage battery are respectively close to the mutual corresponding two sides of box location
Plate, the side plate inner wall of the cabinet are fixedly installed with dry powder case and pcb board, and the top and bottom of the dry powder case open up respectively
There are output end and input terminal, the input terminal of the dry powder case is sealedly connected with the second tracheae, the solenoid valve far from the dry powder case
One end and the gas outlet seal of carbon dioxide tank connect, solenoid valve, the top plate of the cabinet are installed on second tracheae
It is fixedly installed with the first tracheae by pipeline fastener, one end of first tracheae and the output end of dry powder case are tightly connected；
Fixed peace turns have several dry powder boxes on first tracheae, and the bottom of the dry powder box is equipped with spray head, the case
The top surface of body is fixedly installed with blower and drying air box respectively, and the drying air box is equipped with air inlet and air outlet, described dry
Heater strip and filter screen, air inlet of the filter screen close to drying air box, the blower are fixedly installed in dry bellows vertically
Input terminal and the air outlet of drying air box be tightly connected, the output end of the blower is sealedly connected with air hose, far from the wind
One end of the air hose of machine passes through the side plate of cabinet and flame-retardant board extends in cabinet, and the bottom surface of the flame-retardant board of the box roof is solid
Dingan County is equipped with smoke detector, is fixedly installed with humidity sensor and temperature sensing on the flame-retardant board of the one side of the cabinet
Device, the humidity sensor are equipped with multiple spools, the cabinet one side close to the top surface of battery, the bottom plate of the cabinet
Flame-retardant board be equipped with inverter mounting rack.
Preferably, the side plate edge of the cabinet is hinged with door body.
Preferably, one end of the air hose far from the blower is fixedly installed with wind scoop.
Preferably, cylindrical rubber circle is socketed on the inner wall of the spool.
Preferably, the one side of the cabinet is provided with several air holes.
Preferably, the door body is equipped with transparent windows.
The beneficial effects of the utility model are:
1, when the utility model box interior temperature is excessively high, blower work so that the hot-air of box house is extracted, is kept away
It is excessively high and cause the generation of inverter damaged condition to exempt from box interior temperature, when air is more moist in cabinet, heating wire work
Make, by fan action, so that hot wind enters box house, internal humid air is dried, avoids box house condensation
The occurrence of, it ensure that the normal work of photovoltaic DC-to-AC converter；
2, the utility model contains carbon dioxide tank, dry powder case, dry powder box, flame-retardant board, smoke detector, when inverter goes out
When failure is on fire, smoke detector is alarmed, and carbon dioxide tank sprays the dry powder in dry powder case and dry powder box, thus right
Inverter is put out a fire, and the intensity of a fire is avoided to be spread, to ensure the security of the lives and property of periphery crowd.
Detailed description of the invention
Fig. 1 is the utility model schematic diagram of internal structure；
Fig. 2 is the utility model main view.
In figure: 1, cabinet, 2, flame-retardant board, 3, dry powder case, 4, pcb board, 5, solenoid valve, 6, carbon dioxide tank, 7, solar energy
Battery, 8, humidity sensor, 9, wind scoop, 10, dry powder box, 11, spray head, 12, air hose, the 13, first tracheae, 14, smog alert
Device, 15, blower, 16, drying air box, 17, heater strip, 18, filter screen, 19, disengaging spool, 20, door body, the 21, second tracheae,
22, temperature sensor, 23, inverter mounting rack.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
It please refers to shown in Fig. 1-2, a kind of photovoltaic DC-to-AC converter is with preventing that fire-retardant case, including cabinet 1, the inner wall of the cabinet 1 are solid
Fixed attach is equipped with flame-retardant board 2, avoids fire spreading, and the fixed peace of the plate top surface of the cabinet 1 turns to have carbon dioxide tank 6 and too
Positive energy storage device 7, the carbon dioxide tank 6 and solar storage battery 7 respectively close to the mutual corresponding both side plate in 1 position of cabinet,
The side plate inner wall of the cabinet 1 is fixedly installed with dry powder case 3 and pcb board 4, convenient for fire extinguishing and control, the top of the dry powder case 3
Portion and bottom offer output end and input terminal respectively, and the input terminal of the dry powder case 3 is sealedly connected with the second tracheae 21, separate
One end of the solenoid valve 5 of the dry powder case 3 is connect with the gas outlet seal of carbon dioxide tank 6, is installed on second tracheae 21
There is a solenoid valve 5, the top plate of the cabinet 1 is fixedly installed with the first tracheae 13 by pipeline fastener, and the one of first tracheae 13
End and the output end of dry powder case 3 are tightly connected；
Fixed peace turns have several dry powder boxes 10 on first tracheae 13, promotes extinguishing effect, the dry powder box 10
Bottom is equipped with spray head 11, and convenient for the ejection of dry powder, the top surface of the cabinet 1 is fixedly installed with blower 15 and drying air box respectively
16, convenient for dehumidifying in heat dissipation in cabinet 1 and cabinet 1, the drying air box 16 is equipped with air inlet and air outlet, the dry wind
Heater strip 17 and filter screen 18, air inlet of the filter screen 18 close to drying air box 16, institute are fixedly installed in case 16 vertically
The air outlet of the input terminal and drying air box 16 of stating blower 15 is tightly connected, and the output end of the blower 15 is sealedly connected with air hose
12, one end of the air hose 12 far from the blower 15 passes through the side plate of cabinet 1 and flame-retardant board 2 extends in cabinet 1, the cabinet
The bottom surface of the flame-retardant board 2 of 1 top plate is fixedly installed with smoke detector 14, convenient for it is on fire when alarm, the side of the cabinet 1 occurs
It is fixedly installed with humidity sensor 8 and temperature sensor 22 on the flame-retardant board 2 in face, the humidity sensor 8 is close to battery
Top surface, the bottom plate of the cabinet 1 are equipped with multiple spools 19, and the flame-retardant board 2 of 1 one side of cabinet is equipped with photovoltaic DC-to-AC converter
Mounting rack 23, convenient for the installation of photovoltaic DC-to-AC converter.
The side plate edge of the cabinet 1 is hinged with door body 20, convenient for the sealing of cabinet 1, far from the blower 15
One end of air hose 12 is fixedly installed with wind scoop 9, improves air-out effect, is socketed with cylindrical rubber circle on the inner wall of the spool 19,
Protect cable not frayed, the one side of the cabinet 1 is provided with several air holes, heat dissipation effect is improved, in the door body 20
Equipped with transparent windows, convenient for observation 1 internal state of cabinet.
When the utility model is used, cabinet 1 is fixedly mounted on suitable position, then photovoltaic DC-to-AC converter is mounted on inverse
Become on device mounting rack 23, then connect route, when carrying out wiring, single line and solar storage battery 7 are drawn by inverter
Connection, after being fully completed, sets the maximum temperature values allowed in cabinet 1 and maximal humidity value by pcb board 4, then closes
Door body 20 is closed, after solar energy electroplax converts solar energy into electric energy at this time, carries out transformation by inverter, at this time the electricity after transformation
It can charge to solar storage battery 7, when inverter is worked, heat can be generated, if reaching the maximum temperature of setting
When angle value, signal is fed back to pcb board 4 by temperature sensor 22 at this time, and pcb board 4 controls blower 15 and rotates forward, hotter in cabinet 1
Gas is extracted out by blower 15, and it is excessively high and photovoltaic DC-to-AC converter is caused to can not work normally or even damage to avoid 1 internal temperature of cabinet
The occurrence of, when encountering rainy season, ventilatory humidity is larger at this time, is also easy to produce condensation, and to photovoltaic DC-to-AC converter, there are certain prestige
The side of body, when the air humidity inside cabinet 1 reaches the maximum value of setting, humidity sensor 8 feeds back information to pcb board 4, PCB
Plate 4 controls heater strip 17 and blower 15 works, and blower 15 at this time is inverted, entered in drying air box 16 in outside air
When, it is heated the heating of silk 17, removes moisture, is then conveyed inside inlet body 1 by the second tracheae 21, so that 1 internal gas of cabinet
It is dried, it is moist and generate the generation of dew condensation phenomenon to avoid inner transition in case, it ensure that the safe handling of photovoltaic DC-to-AC converter,
When photovoltaic DC-to-AC converter is by route or other reasons on fire, smoke detector 14 issues the sound at this time, to remind surrounding population, and
Signal is fed back into pcb board 4, pcb board 4 opens solenoid valve 5 at this time, and the carbon dioxide gas cigarette second in carbon dioxide tank 6 is managed
In road spirt dry powder case 3, the dry powder in dry powder case 3 is taken out of by carbon dioxide at this time, subsequently into first pipe, into the first pipe
It is sprayed behind road by the spray head 11 of 10 bottom of dry powder box in first pipe, the dry powder in dry powder box 10 sprays therewith at this time, a large amount of to spray
Dry powder out can put out a fire rapidly, and 1 inner wall of cabinet is respectively arranged with flame-retardant board 2, so that the intensity of a fire can not be spread, ensure significantly
The security of the lives and property of people from periphery.
Humidity sensor 8 is the HTM226LF type sensor provided by Gong Cai network technology Co., Ltd, Shenzhen, is matched
Set power circuit is provided by producer.
Temperature sensor 22 is the HFSDZ sensor provided by Guizhou Fuji apple Electronic Science and Technology Co., Ltd., mating electricity
Source circuit is provided by producer.
The JTY-GD-SA1201 alarm device that smoke detector 14 is provided by Xin Hean Science and Technology Ltd., Shenzhen, matches
Set power circuit is provided by producer.
It is related to circuit and electronic component and module is the prior art, those skilled in the art may be implemented completely,
Without superfluous words, the content of the utility model protection is not related to the improvement for software and method yet.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that by fall in claim containing with important document
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (6)
1. a kind of photovoltaic DC-to-AC converter is with preventing fire-retardant case, including cabinet (1), it is characterised in that: the fixed patch of the inner wall of the cabinet (1)
Attached to be equipped with flame-retardant board (2), the fixed peace of the plate top surface of the cabinet (1) turns have carbon dioxide tank (6) and solar storage battery
(7), the carbon dioxide tank (6) and solar storage battery (7) are respectively close to the mutual corresponding both side plate in cabinet (1) position, institute
The side plate inner wall for stating cabinet (1) is fixedly installed with dry powder case (3) and pcb board (4), the top and bottom of the dry powder case (3)
Output end and input terminal are offered respectively, and the input terminal of the dry powder case (3) is sealedly connected with the second tracheae (21), far from described
One end of the solenoid valve (5) of dry powder case (3) is connect with the gas outlet seal of carbon dioxide tank (6), on second tracheae (21)
It being equipped with solenoid valve (5), the top plate of the cabinet (1) is fixedly installed with the first tracheae (13) by pipeline fastener, and described first
One end of tracheae (13) and the output end of dry powder case (3) are tightly connected；
Fixed peace turns have several dry powder boxes (10) on first tracheae (13), and the bottom of the dry powder box (10) is equipped with spray head
(11), the top surface of the cabinet (1) is fixedly installed with blower (15) and drying air box (16) respectively, on the drying air box (16)
Equipped with air inlet and air outlet, it is fixedly installed with heater strip (17) and filter screen (18), institute vertically in the drying air box (16)
State the air inlet of filter screen (18) close to drying air box (16), the input terminal of the blower (15) and the outlet air of drying air box (16)
Mouth is tightly connected, and the output end of the blower (15) is sealedly connected with air hose (12), the air hose (12) far from the blower (15)
One end pass through the side plate of cabinet (1) and flame-retardant board (2) extends in cabinet (1), the flame-retardant board (2) of cabinet (1) top plate
Bottom surface be fixedly installed with smoke detector (14), be fixedly installed with humidity on the flame-retardant board (2) of the one side of the cabinet (1)
Sensor (8) and temperature sensor (22), the humidity sensor (8) is close to the top surface of battery, the bottom plate of the cabinet (1)
It is equipped with multiple spools (19), the flame-retardant board (2) of cabinet (1) one side is equipped with inverter mounting rack (23).
2. a kind of photovoltaic DC-to-AC converter according to claim 1 is with preventing fire-retardant case, it is characterised in that: the one of the cabinet (1)
Door body (20) are hinged at side board edge.
3. a kind of photovoltaic DC-to-AC converter according to claim 1 is with preventing fire-retardant case, it is characterised in that: far from the blower (15)
One end of air hose (12) be fixedly installed with wind scoop (9).
4. a kind of photovoltaic DC-to-AC converter according to claim 1 is with preventing fire-retardant case, it is characterised in that: the spool (19) it is interior
Cylindrical rubber circle is socketed on wall.
5. a kind of photovoltaic DC-to-AC converter according to claim 1 is with preventing fire-retardant case, it is characterised in that: the one of the cabinet (1)
Side is provided with several air holes.
6. a kind of photovoltaic DC-to-AC converter according to claim 2 is with preventing fire-retardant case, it is characterised in that: set on the door body (20)
There are transparent windows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821017256.3U CN208797838U (en) | 2018-06-29 | 2018-06-29 | A kind of photovoltaic DC-to-AC converter is with preventing fire-retardant case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821017256.3U CN208797838U (en) | 2018-06-29 | 2018-06-29 | A kind of photovoltaic DC-to-AC converter is with preventing fire-retardant case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208797838U true CN208797838U (en) | 2019-04-26 |
Family
ID=66201702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821017256.3U Expired - Fee Related CN208797838U (en) | 2018-06-29 | 2018-06-29 | A kind of photovoltaic DC-to-AC converter is with preventing fire-retardant case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208797838U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110337228A (en) * | 2019-08-14 | 2019-10-15 | 陆林娣 | A kind of safe environment protection type electric power electric cabinet and its application method |
| CN112930068A (en) * | 2021-01-23 | 2021-06-08 | 刘文涛 | Frequency conversion control cabinet with heat radiation structure is convenient for data line joint |
| CN113036625A (en) * | 2021-03-04 | 2021-06-25 | 重庆城市管理职业学院 | Security protection power supply unit |
-
2018
- 2018-06-29 CN CN201821017256.3U patent/CN208797838U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110337228A (en) * | 2019-08-14 | 2019-10-15 | 陆林娣 | A kind of safe environment protection type electric power electric cabinet and its application method |
| CN112930068A (en) * | 2021-01-23 | 2021-06-08 | 刘文涛 | Frequency conversion control cabinet with heat radiation structure is convenient for data line joint |
| CN113036625A (en) * | 2021-03-04 | 2021-06-25 | 重庆城市管理职业学院 | Security protection power supply unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190426 |