CN107086450A - A kind of aeration type High-low voltage switch cabinet - Google Patents
A kind of aeration type High-low voltage switch cabinet Download PDFInfo
- Publication number
- CN107086450A CN107086450A CN201710354516.XA CN201710354516A CN107086450A CN 107086450 A CN107086450 A CN 107086450A CN 201710354516 A CN201710354516 A CN 201710354516A CN 107086450 A CN107086450 A CN 107086450A
- Authority
- CN
- China
- Prior art keywords
- cabinet
- air
- low voltage
- voltage switch
- hot
- 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.)
- Withdrawn
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
Abstract
The invention provides a kind of aeration type High-low voltage switch cabinet, including cabinet and cabinet door, the cabinet includes inlet chamber and hot-air escape pipe;The upper surface and lower surface of the inlet chamber are provided with multiple blow vents;The outlet side connection of the inlet chamber and air inlet pipe, the inlet end of the air inlet pipe is located at the outside of the cabinet;The inlet end is provided with blower fan;It is equipped with hot-air escape pipe above and below the inlet chamber, the hot-air escape pipe runs through the two ends of cabinet, and the two ends of the hot-air escape pipe are respectively positioned on the outside of the cabinet;Multiple air admission holes are uniformly provided with the tube wall of the hot-air escape pipe;Multiple fin are also uniformly provided with inside the cabinet.The present invention have it is good by heat dispersion, it is safe while have moisture resistance and explosion-proof.
Description
Technical field
The present invention relates to high and low voltage electrical equipment complete set of equipments technical field, and in particular to a kind of aeration type High-low voltage switch cabinet.
Background technology
High-low voltage switch cabinet is main group in the visual plant used in high and low voltage electrical equipment complete set of equipments, power transmission and distribution industry
Into part, it is widely used in different places, such as skyscraper, residential quarters, industrial and mining enterprises, construction site place.Just
Cabinet compress switch as the term suggests being exactly to connect high pressure or the equipment of type low-voltage cable, general power supply administration, electric substation are all to use high-voltage board, then
Low-voltage cabinet is arrived again through transformer pressure-reducing, and low-voltage cabinet is in the distribution box to each electricity consumption, and the inside is exactly some switch open circuits nothing but
The electrical equipment that device etc protection device is assembled integrally.
Some existing High-low voltage switch cabinet use environments are severe, make in the environment of HTHP or low-temp low-pressure
With, the service life of High-low voltage switch cabinet is greatly reduced, and existing switch cubicle humidity resistance is poor, and heat dispersion is poor,
Often result in aging circuit serious, service life is short;Existing High-low voltage switch cabinet can be used indoors, can also be made out of doors
With such as mine is medium, and the environment used relatively mixes, and in there is inflammable and explosive gas and dust atmosphere, easily occurs
Blast;Under normal operating conditions, its electrical current is larger, can produce substantial amounts of heat in long-term logical larger current, therefore
Its device radiated is an essential part.
The content of the invention
Regarding the issue above, the present invention provides a kind of aeration type High-low voltage switch cabinet.
In order to achieve the above object, the present invention is achieved through the following technical solutions:
A kind of aeration type High-low voltage switch cabinet, including cabinet and cabinet door, it is characterised in that the cabinet includes inlet chamber and heat is empty
Gas escape pipe;
The upper surface and lower surface of the inlet chamber are provided with multiple blow vents;The outlet side connection of inlet chamber and air inlet pipe, it is described
The inlet end of air inlet pipe is located at the outside of the cabinet;The inlet end is provided with blower fan;
Hot-air escape pipe is equipped with above and below the inlet chamber, the hot-air escape pipe runs through the two ends of cabinet,
And the two ends of the hot-air escape pipe are respectively positioned on the outside of the cabinet;It is uniformly provided with the tube wall of the hot-air escape pipe
Multiple air admission holes;Multiple fin are also uniformly provided with inside the cabinet.
Further, ventilative wet layer of removing is equipped with above below the upper surface of the inlet chamber and lower surface, it is described to remove
The upper and lower surface of wet layer is uniformly provided with multiple blow vents.
Further, it is described to be filled with desiccant material except wet layer is interior.
Further, the inlet end of the air inlet pipe and outlet side are funnel-form, the inlet end and wind of the air inlet pipe
Screen pack is provided between machine.
Further, it is provided with explosion-proof apparatus above the cabinet;The explosion-proof apparatus includes pillar, and the pillar is hollow shape,
With being connected inside cabinet, the end of the pillar, which is provided with above inclined explosion-proof gas outlet, the explosion-proof gas outlet, to be connected with
Removable cover, the removable cover and the top of explosion-proof gas outlet are hinged;The size of the removable cover end face is more than anti-produce
The size of gas port.
Further, the top and bottom of the inlet chamber are equipped with fin, the fin and hot-air escape pipe
Intersection is provided with through hole.
Further, baffle plate is installed above the end of the hot-air escape pipe.
Further, the cross section of the baffle plate is the bending that two sections of lines are constituted, wherein one section of line is connected with cabinet, separately
One section of line is tilted down.
Further, the inlet end of the air inlet pipe is provided with air inlet pipe baffle plate.
Further, the air inlet pipe baffle plate is tilted down, and is 10-20 ° with the angle of horizontal direction.
The present invention compared with prior art, with following beneficial effect:
Air guiding device is constituted using blower fan and air inlet pipe, effectively introduced natural wind inside inlet chamber, it is simple in construction;It is cold
Air enters after inlet chamber, then is entered by multiple blow vents on inlet chamber surface inside cabinet, so as to be dropped to cabinet inside
Temperature.Cabinet is cooled using the cold air outside cabinet, safe and reliable, inlet chamber is arranged between hot-air escape pipe,
Farthest it can be radiated using natural wind, radiating effect is notable;It is greatly improved the service life of High-low voltage switch cabinet.
The cold air entered by inlet chamber in cabinet can be dried for the desiccant material of air inlet inner cavity surface, rise
Moisture-proof role, makes the air inside cabinet relatively dry.The inlet end of air inlet pipe and outlet side are set to funnel-form, can reduce air
Resistance, is provided with screen pack between inlet end and blower fan, hair, insect, leaf of outside etc. can be avoided to enter with air in cabinet
Portion, the inlet end of air inlet pipe is provided with air inlet pipe baffle plate, and for protecting air inlet pipe, inlet end is damaged when preventing from blowing hard, and rains
When rainwater can be avoided to get inlet end wet and cabinet is penetrated into.
Explosion-proof apparatus is provided with the top of cabinet, when the atmospheric pressure in cabinet is excessive, can be produced in explosion-proof gas outlet great
Removable cover is opened on air pressure, top, air is overflowed from explosion-proof gas outlet, so as to be gradually reduced atmospheric pressure in cabinet, is prevented
Produce blast.As can be seen here, the present invention have it is good by heat dispersion, while have moisture resistance and explosion-proof, security
It is high.
Brief description of the drawings
Fig. 1 is the structure chart of cabinet;
Fig. 2 is inlet chamber and the structure chart of air inlet pipe;
Fig. 3 is the structure chart of hot-air escape pipe;
Fig. 4 is the structure chart of explosion-proof apparatus.
Wherein, 1- explosion-proof apparatus;11- removable covers;The explosion-proof gas outlets of 12-;13- pillars;2- cabinets;3- hot-air outlets
Pipe;31- air admission holes;4- inlet chambers;41- removes wet layer;42- blow vents;5- baffle plates;6- fin;61- through holes;7- air inlet pipe;
71- filter layers;72- air inlet pipe baffle plates;73- blower fans.
Embodiment
With reference to embodiment, the invention will be further described.
A kind of aeration type High-low voltage switch cabinet, as shown in figure 1, including cabinet 2 and cabinet door, cabinet 2 includes inlet chamber 4 and heat
Air escape pipe 3;
As shown in Fig. 2 the upper surface and lower surface of inlet chamber 4 are provided with multiple blow vents 42;Inlet chamber 4 and the outlet of air inlet pipe 7
End connection, the inlet end of air inlet pipe 7 is located at the outside of cabinet 2;Inlet end is provided with blower fan 73, and blower fan 73 is used for cool exterior air
Suck in air inlet pipe 7, and then be delivered in inlet chamber 4;The inlet end of air inlet pipe 7 and outlet side are funnel-form, for reducing
Air drag, is provided with screen pack 71 between inlet end and blower fan 73, hair, insect, leaf of outside etc. can be avoided to enter with air
Enter inside cabinet, the inlet end of air inlet pipe 7 is provided with air inlet pipe baffle plate 72, and air inlet pipe baffle plate 72 is tilted down, and with level side
To angle be 10-20 °, air inlet pipe baffle plate 72 be used for protect air inlet pipe 7, inlet end is damaged when preventing from blowing hard, can when rainy
Avoid rainwater from getting inlet end wet and penetrate into cabinet, the angle that air inlet pipe baffle plate 72 is tilted down is unsuitable excessive, in order to avoid increase air
Intake resistance.
Hot-air escape pipe 3 is equipped with above and below inlet chamber 4, hot-air escape pipe 3 runs through the two ends of cabinet 2,
And the two ends of hot-air escape pipe 3 are respectively positioned on the outside of cabinet 2;As shown in figure 3, uniformly being set on the tube wall of hot-air escape pipe 3
There are multiple air admission holes 31;Baffle plate 5 is installed, the cross section of baffle plate 5 is what two sections of lines were constituted above the end of hot-air escape pipe 3
Bending, wherein one section of line level is connected with cabinet, another section of line is tilted down, and baffle plate 5 is used to protect hot-air escape pipe 3
End, prevents blowing and raining from causing to damage to the two ends of air escape pipe 3, it is to avoid in rainwater air inlet escape pipe 3.Cabinet 2
Inside is also uniformly provided with multiple fin 6, and fin 6 is provided with through hole 61, fin 6 and sky with the intersection of hot-air escape pipe 3
Gas escape pipe 3 is vertical, and bootable cold air upwards or flows downward after the spilling of inlet chamber 4, promotes the hot-air in cabinet 2 to enter
Enter in hot-air escape pipe 3, and then be transported to outside cabinet.
Ventilative wet layer 41, the dehumidifying are removed as shown in Fig. 2 being equipped with below the upper surface of inlet chamber 4 and above lower surface
The upper and lower surface of layer 41 is uniformly provided with multiple blow vents 42, except the cold sky being filled with wet layer 41 in desiccant material, inlet chamber 4
Gas can pass through except wet layer 41 is dried to during cabinet internal flow, play good moisture-proof role.Desiccant material
Need periodic replacement.
The top of cabinet 2 is provided with explosion-proof apparatus 1;As shown in figure 4, explosion-proof apparatus 1 includes the pillar 13 of hollow shape, pillar 13 and cabinet
2 inner airs mutually circulate, and the end of pillar 13 is provided with inclined explosion-proof gas outlet 12, and the top of explosion-proof gas outlet 12 is connected with
Removable cover 11, removable cover 11 and the top of explosion-proof gas outlet 12 are hinged;The size of the end face of removable cover 11 is more than anti-produce
The size of gas port 12.Removable cover 11 is covered on explosion-proof gas outlet 12 in normal state, when the atmospheric pressure mistake in cabinet
When big, great air pressure can be produced in explosion-proof gas outlet 12, removable cover 11 is opened on top, air is overflow from explosion-proof gas outlet 12
Go out, so as to be gradually reduced atmospheric pressure in cabinet, prevent blast.The face size of removable cover 11 is more than explosion-proof gas outlet
Size, i.e., the length and width of removable cover 11 be more than explosion-proof gas outlet 12 length and width, for keeping off the rain, prevent rainwater enter cabinet 2
It is interior.
The present invention operation principle be:As shown in figure 3, arrow show air-flow direction.By blower fan 73 by outside
Cold air sucks air inlet pipe 7 after being filtered through filter layer 72, enters back into inlet chamber 4, cold air in the case where the carrying capacity of blower fan is promoted not
Disconnected to be flowed from the blow vent 42 on inlet chamber 4 into cabinet, cold air is during flowing by the dehumidifying inside inlet chamber 4
Layer 41, makes the cold air entered in cabinet dry free from dampness;Cold air upwards or flows downward after the outflow of inlet chamber 4, promotes
Stream of hot air in cabinet 2 enters HAI Heated Air Intake to hot-air escape pipe 3 by the air admission hole on the surface of hot-air escape pipe 3
In pipe 3, it is then exhausted from outside cabinet, realizes the fin 6 in the ventilation and radiating to High-low voltage switch cabinet, cabinet 2 in cabinet
Hot-air radiated, while guide cold air from inlet chamber 4 outflow after upwards or flow downward.Fin 6 is empty through heat
Gas escape pipe 3 and the two intersection are provided with through hole 61, make the inner air flow of air escape pipe 3, while can be to hot-air escape pipe 3
It is interior to be radiated.
As can be seen here, above-mentioned aeration type High-low voltage switch cabinet constitutes air guiding device using blower fan and air inlet pipe, effectively
Ground introduces natural wind inside inlet chamber, simple in construction;Cold air enters after inlet chamber, then multiple ventilations by inlet chamber surface
Mouth enters inside cabinet, so as to cool to cabinet inside.Cabinet is cooled using the cold air outside cabinet, safety
Reliably, inlet chamber is arranged between hot-air escape pipe, farthest can be radiated using natural wind, radiating effect is notable;
It is greatly improved the service life of High-low voltage switch cabinet.
The cold air entered by inlet chamber in cabinet can be dried for the desiccant material of air inlet inner cavity surface, rise
Moisture-proof role, makes the air inside cabinet relatively dry.The inlet end of air inlet pipe and outlet side are set to funnel-form, can reduce air
Resistance, is provided with screen pack between inlet end and blower fan, hair, insect, leaf of outside etc. can be avoided to enter with air in cabinet
Portion, the inlet end of air inlet pipe is provided with air inlet pipe baffle plate, and for protecting air inlet pipe, inlet end is damaged when preventing from blowing hard, and rains
When rainwater can be avoided to get inlet end wet and cabinet is penetrated into.
Explosion-proof apparatus is provided with the top of cabinet, when the atmospheric pressure in cabinet is excessive, can be produced in explosion-proof gas outlet great
Removable cover is opened on air pressure, top, air is overflowed from explosion-proof gas outlet, so as to be gradually reduced atmospheric pressure in cabinet, is prevented
Produce blast.As can be seen here, the present invention have it is good by heat dispersion, while have moisture resistance and explosion-proof, security
It is high.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, although with reference to foregoing reality
Apply example the present invention is described in detail, for those skilled in the art, it still can be to foregoing each implementation
Technical scheme described in example is modified, or carries out equivalent substitution to which part technical characteristic.All essences in the present invention
God is with principle, and any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (10)
1. a kind of aeration type High-low voltage switch cabinet, including cabinet and cabinet door, it is characterised in that the cabinet includes inlet chamber and heat
Air escape pipe;
The upper surface and lower surface of the inlet chamber are provided with multiple blow vents;The outlet side connection of inlet chamber and air inlet pipe, it is described
The inlet end of air inlet pipe is located at the outside of the cabinet;The inlet end is provided with blower fan;
Hot-air escape pipe is equipped with above and below the inlet chamber, the hot-air escape pipe runs through the two ends of cabinet,
And the two ends of the hot-air escape pipe are respectively positioned on the outside of the cabinet;It is uniformly provided with the tube wall of the hot-air escape pipe
Multiple air admission holes;Multiple fin are also uniformly provided with inside the cabinet.
2. a kind of aeration type High-low voltage switch cabinet according to claim 1, it is characterised in that the upper surface of the inlet chamber
Be equipped with above lower section and lower surface it is ventilative remove wet layer, the upper and lower surface except wet layer is uniformly provided with multiple blow vents.
3. a kind of aeration type High-low voltage switch cabinet according to claim 2, it is characterised in that described remove is filled with wet layer
Desiccant material.
4. a kind of aeration type High-low voltage switch cabinet according to claim 1, it is characterised in that the inlet end of the air inlet pipe
It is funnel-form with outlet side, screen pack is provided between the inlet end and blower fan of the air inlet pipe.
5. a kind of aeration type High-low voltage switch cabinet according to claim 1, it is characterised in that provided with anti-above the cabinet
Quick-fried device;The explosion-proof apparatus includes pillar, and the pillar is hollow shape, with being connected inside cabinet, and the end of the pillar, which is provided with, inclines
Removable cover, the removable cover and explosion-proof gas outlet are connected with above oblique explosion-proof gas outlet, the explosion-proof gas outlet
Top is hinged;The size of the removable cover end face is more than the size of explosion-proof gas outlet.
6. a kind of aeration type High-low voltage switch cabinet according to claim 1, it is characterised in that the upper end of the inlet chamber and
Lower end is equipped with fin, and the fin is provided with through hole with hot-air escape pipe intersection.
7. a kind of aeration type High-low voltage switch cabinet according to claim 1, it is characterised in that the hot-air escape pipe
Baffle plate is installed above end.
8. a kind of aeration type High-low voltage switch cabinet according to claim 7, it is characterised in that the cross section of the baffle plate is
The bending that two sections of lines are constituted, wherein one section of line is connected with cabinet, another section of line is tilted down.
9. a kind of aeration type High-low voltage switch cabinet according to claim 1, it is characterised in that the inlet end of the air inlet pipe
Air inlet pipe baffle plate is installed.
10. a kind of aeration type High-low voltage switch cabinet according to claim 1, it is characterised in that the air inlet pipe baffle plate to
It is lower to tilt, and be 10-20 ° with the angle of horizontal direction.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710354516.XA CN107086450A (en) | 2017-05-19 | 2017-05-19 | A kind of aeration type High-low voltage switch cabinet |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710354516.XA CN107086450A (en) | 2017-05-19 | 2017-05-19 | A kind of aeration type High-low voltage switch cabinet |
Publications (1)
Publication Number | Publication Date |
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CN107086450A true CN107086450A (en) | 2017-08-22 |
Family
ID=59607314
Family Applications (1)
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CN201710354516.XA Withdrawn CN107086450A (en) | 2017-05-19 | 2017-05-19 | A kind of aeration type High-low voltage switch cabinet |
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CN (1) | CN107086450A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107610962A (en) * | 2017-10-01 | 2018-01-19 | 浙江纳仕通电气有限公司 | Microswitch with radiator structure |
CN107919614A (en) * | 2017-12-05 | 2018-04-17 | 苏州喷声电子科技有限公司 | A kind of dust-proof high heat dissipation power distribution cabinet |
CN108649466A (en) * | 2018-06-29 | 2018-10-12 | 苏州宏科金属制品有限公司 | A kind of distribution box metal fin |
CN108879370A (en) * | 2018-07-12 | 2018-11-23 | 江苏雄海智能电气有限公司 | It is a kind of with dust-proof, rainproof function split type high and low voltage switchgear |
US11910546B2 (en) | 2019-06-03 | 2024-02-20 | Toshiba Mitsubishi-Electric Industrial Systems Corporation | Explosion-proof structure for electronic component |
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CN105449557A (en) * | 2015-11-27 | 2016-03-30 | 国家电网公司 | Ventilation heat radiation device for low voltage complete set device |
CN105742979A (en) * | 2016-04-14 | 2016-07-06 | 大唐岩滩水力发电有限责任公司 | Multi-functional intelligent control power distribution cabinet |
CN205509327U (en) * | 2016-04-22 | 2016-08-24 | 江苏华世远电力技术有限公司 | Low -voltage draw -out type switch cabinet |
CN105958340A (en) * | 2016-06-01 | 2016-09-21 | 江苏大浪电气制造有限公司 | Inner drawer type low voltage switchgear |
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CN201402713Y (en) * | 2009-05-06 | 2010-02-10 | 保定天威集团有限公司 | Gas radiator for sulfur hexafluoride gas insulating transformer |
CN204929538U (en) * | 2015-09-29 | 2015-12-30 | 成都曜诚通科技有限公司 | Wind energy power supply formula rack |
CN105449557A (en) * | 2015-11-27 | 2016-03-30 | 国家电网公司 | Ventilation heat radiation device for low voltage complete set device |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107610962A (en) * | 2017-10-01 | 2018-01-19 | 浙江纳仕通电气有限公司 | Microswitch with radiator structure |
CN107610962B (en) * | 2017-10-01 | 2020-02-11 | 浙江纳仕通电气有限公司 | Micro-gap switch with heat radiation structure |
CN107919614A (en) * | 2017-12-05 | 2018-04-17 | 苏州喷声电子科技有限公司 | A kind of dust-proof high heat dissipation power distribution cabinet |
CN108649466A (en) * | 2018-06-29 | 2018-10-12 | 苏州宏科金属制品有限公司 | A kind of distribution box metal fin |
CN108649466B (en) * | 2018-06-29 | 2023-11-24 | 苏州宏科金属制品有限公司 | Metal cooling fin for distribution box |
CN108879370A (en) * | 2018-07-12 | 2018-11-23 | 江苏雄海智能电气有限公司 | It is a kind of with dust-proof, rainproof function split type high and low voltage switchgear |
US11910546B2 (en) | 2019-06-03 | 2024-02-20 | Toshiba Mitsubishi-Electric Industrial Systems Corporation | Explosion-proof structure for electronic component |
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Application publication date: 20170822 |