CN110350427A - A kind of power distribution cabinet - Google Patents
A kind of power distribution cabinet Download PDFInfo
- Publication number
- CN110350427A CN110350427A CN201910763960.6A CN201910763960A CN110350427A CN 110350427 A CN110350427 A CN 110350427A CN 201910763960 A CN201910763960 A CN 201910763960A CN 110350427 A CN110350427 A CN 110350427A
- Authority
- CN
- China
- Prior art keywords
- heat
- power distribution
- heat dissipation
- cavity
- distribution cabinet
- 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.)
- Granted
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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
- H02B1/28—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
- H02B1/26—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
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Distribution Board (AREA)
Abstract
The invention discloses a kind of power distribution cabinets, including a pedestal, there is an installation cavity in pedestal, more than one mounting box is installed on the bottom surface of installation cavity, a distribution chamber is provided in mounting box, the bottom surface of distribution chamber is provided with mounting bar, distribution mould group is installed on mounting bar, an end cap is respectively mounted at the top of distribution chamber, the heat-removal bar upwardly extended is respectively provided at the top of end cap, the installation cavity open end of entire pedestal passes through a seal cap sealing, the through-hole that heat-removal bar passes through on sealing cover stretches out in the top of sealing cover, the bottom surface of pedestal is provided with a negative pressure cavity, the bottom center of negative pressure cavity installs a negative-pressure air fan, negative pressure cavity is communicated with each distribution chamber.Power distribution cabinet of the invention, be particularly well suited for use in that dust is more and the basement of higher levels of humidity in, dust, heat radiation can be effectively removed, and the moisture in air can be removed again, greatly increase the safety in utilization of power distribution cabinet.
Description
Technical field
The present invention relates to power distribution fields, and in particular to a kind of power distribution cabinet.
Background technique
Power distribution cabinet is common controller switching equipment, is installed in various occasions, such as on ground, in basement etc..And
Dust is carried in outside air in order to prevent, an Air Filter is often set on power distribution cabinet, it will be in air using Air Filter
Dust filter out, but while setting Air Filter, still has more dust and enters, influence the service life of power distribution cabinet.
Furthermore the cooling system of current power distribution cabinet is general, and the mode of a fan radiating is relatively common, but this scattered
Hot degree can be only applied to general occasion, once external temperature is excessively high or continued high load working condition, the heat generated
Amount be it is huge, radiator structure common at this time is difficult to meet the requirements.
In addition, due to being installed in basement or some other occasion with higher levels of humidity, it is easy to because of sucking
Air humidity it is excessively high and the case where lead to power distribution cabinet internal wetted.
Summary of the invention
The technical problem to be solved by the present invention is to a kind of power distribution cabinets, have extraordinary dehumidifying, dedusting and heat radiation energy
Power is particularly suitable for applications in complex environment.
The present invention is achieved through the following technical solutions: a kind of power distribution cabinet, including a pedestal, has one in pedestal
Installation cavity is equipped with more than one mounting box on the bottom surface of installation cavity, a distribution chamber, distribution chamber is provided in mounting box
Bottom surface be provided with mounting bar, distribution mould group is installed on mounting bar, and an end cap, the top of end cap are respectively mounted at the top of distribution chamber
It is respectively provided with the heat-removal bar upwardly extended, by a seal cap sealing, heat-removal bar is passed through for the installation cavity open end of entire pedestal
Through-hole on sealing cover stretches out in the top of sealing cover, and the bottom surface of pedestal is provided with a negative pressure cavity, the bottom centre of negative pressure cavity
One negative-pressure air fan of place's installation, negative pressure cavity are communicated with each distribution chamber.
The heat dissipation channel that inside the heat-removal bar there are a both ends to be open as a preferred technical solution, heat dissipation are logical
An anti-dust filter mesh is fixedly mounted in the top in road, and outside air enters in heat dissipation channel through anti-dust filter mesh, the bottom of heat-removal bar
Portion passes through end cap and partially protrudes into intracavitary in distribution.
The circle of heat dissipation channel inner wall surrounding heat dissipation channel one is provided with one first filling as a preferred technical solution,
Chamber, the first filled cavity is interior to fill sticky heat conduction silicone, the dust in air for utilizing sticky heat conduction silicone bonding to enter.
The heat dissipation channel inner wall positioned at the first filled cavity bottom offers the second filled cavity as a preferred technical solution,
Filled solid hot melt adhesive in second filled cavity.
The bottom open end of the heat-removal bar is a conical opening, outlet at bottom face as a preferred technical solution,
The bottom center of distribution chamber, be provided with one or two gas ports positioned at the bottom center of distribution chamber, it is described to lead
Distribution chamber is connect conducting with negative pressure cavity by stomata.
The heat-removal bar is metallic rod as a preferred technical solution, and the through-hole wall is respectively provided with a sealing ring, is dissipated
Hot rod passes through sealing ring and is sealed by sealing ring.
As a preferred technical solution, between the end cap and distribution chamber by thread seal assemble, the sealing cover with
Assembly is connected through a screw thread between installation cavity.
Winding displacement pipe, the intracavitary distribution mould group of each distribution are welded between adjacent mounting box as a preferred technical solution,
Between connect with the distribution mould group in adjacent mounting box by winding displacement pipe.
Sticky heat conduction silicone is set to heat dissipation channel from top to bottom at half as a preferred technical solution, Gu
Body heat melten gel is disposed in proximity to the bottom of heat dissipation channel, and one section of the bottom that heat dissipation channel is located at sticky heat conduction silicone is formed with one
A drying section.
The beneficial effects of the present invention are: the present invention utilizes a longer heat-removal bar, using the structure of the heat-removal bar, promoted
Power distribution cabinet integral heat sink performance.Simultaneously using the sticky heat conduction silicone inside heat-removal bar, it is absorbed into the dust of inside air,
Since the length that air passes through is longer, therefore the dust in air can be preferably absorbed, be carried so that entering internal air
Amount of dust it is less.
In addition, the length due to heat-removal bar is long, the bottom section positioned at sticky heat conduction silicone forms a drying section, outside
If portion's air humidity is high, by can use the heat absorption capacity of heat-removal bar when the region, the air of sucking is carried out at the beginning of one
Drying is walked, air humidity is reduced.
Cooperate heat-removal bar using negative-pressure air fan, the mode of double-radiation function greatly promotes the heat dissipation performance of power distribution cabinet, is promoted whole
Body stability in use.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is the top view of removal end cap and sealing cover of the invention；
Fig. 3 is the top view being equipped with after end cap of the invention；
Fig. 4 is the partial schematic diagram of heat-removal bar of the invention；
Fig. 5 is the bottom schematic view of heat-removal bar of the invention.
Specific embodiment
As shown in Figure 1-Figure 3, a kind of power distribution cabinet, including a pedestal 3, pedestal 3 is interior to have an installation cavity 5, installation cavity 5
More than one mounting box 4 is installed on bottom surface, a distribution chamber 6, the bottom surface setting of distribution chamber 6 are provided in mounting box 4
There is mounting bar 7, distribution mould group is installed on mounting bar 7, and the top of distribution chamber 6 is respectively mounted an end cap 12, and the top of end cap 12 is equal
Piece heat-removal bar upwardly extended 11 is set, and 5 open end of installation cavity in entire pedestal 3 is sealed by a sealing cover 13, heat dissipation
The through-hole that bar 11 passes through on sealing cover 13 stretches out in the top of sealing cover, and the bottom surface of pedestal is provided with a negative pressure cavity 15, negative pressure
The bottom center of chamber 15 installs a negative-pressure air fan 16, and negative pressure cavity 15 is communicated with each distribution chamber 6.
Wherein, the heat dissipation channel 23 being open inside heat-removal bar 11 with a both ends, the top of heat dissipation channel 23 is fixed
One anti-dust filter mesh 8 is installed, outside air enters in heat dissipation channel 23 through anti-dust filter mesh 8, and the bottom of heat-removal bar 11 passes through
End cap 12 is simultaneously partially protruded into distribution chamber 6, and outside air first passes through anti-dust filter mesh 6 and carries out first of filter, removal
Most of dust in air.
Wherein, as shown in figure 4,23 inner wall surrounding heat dissipation channel one of heat dissipation channel, which encloses, is provided with one first filled cavity, first
Sticky heat conduction silicone 22 is filled in filled cavity, the dust in air entered using sticky heat conduction silicone bonding, the viscosity
Heat conduction silicone is there are two effect, and an effect is for adhering to the dust in air, another effect is for absorbing heat
And heat-removal bar is transferred heat to, so that heat-removal bar integrally generates heat.
As shown in figure 4, the heat dissipation channel inner wall for being located at the first filled cavity bottom offers the second filled cavity, the second filled cavity
Interior filled solid hot melt adhesive 21.Solid thermal melten gel 21 is a kind of solid meltability polymerization for being not required to solvent, moisture-free 100%
Object；It is solid at normal temperature, and heating melting to certain temperature becomes to flow, and has the liquid of certain viscosity, when distribution chamber
When interior or external generation fire causes temperature to steeply rise, these solid thermal melten gels, which can melt, becomes liquid glue.
As shown in figure 5, the bottom open end of heat-removal bar 11 is a conical opening 24, outlet at bottom faces distribution chamber
Bottom center is provided with one or two gas ports 2 positioned at the bottom center of distribution chamber 6, and gas port 2 is by distribution chamber
6 connect conducting with negative pressure cavity 15, since the bottom of heat dissipation channel 23 is conical opening 24, using the structure of conical opening 24, can incite somebody to action
Liquid glue after thawing drops to the gas port faced, and using glue sealing gas port, such gas port is sealed, at this time negative pressure
Chamber sealing, bottom port is plugged, in addition, hot melt adhesive can also accumulate in conical opening, since bottom negative pressure loses, therefore it is accumulated
Entire heat dissipation channel is sealed in conical opening, entire distribution chamber inner space is sealed at this time, and there is no air entrance, also
The fire extinguishing for situations such as being unable to burning away for flame support, being particularly suitable for internal spontaneous combustion uses.
Wherein, heat-removal bar 11 is metallic rod, and through-hole wall is respectively provided with a sealing ring 14, and heat-removal bar 11 passes through sealing ring simultaneously
It is sealed by sealing ring 14.In the present embodiment, assembled between end cap and distribution chamber by thread seal, sealing cover and installation cavity it
Between be connected through a screw thread assembly.
Be welded with winding displacement pipe 1 between adjacent mounting box 4, between the intracavitary distribution mould group of each distribution by winding displacement pipe 1 with
Distribution mould group in adjacent mounting box 4 connects, and according to requiring arrangement to be arranged between each distribution mould group, is arranged in corresponding distribution chamber
After interior, it can be interconnected and be connected by winding displacement pipe, after winding displacement is installed, gluing water can imported and exported to it, prevents from ventilating.
Wherein, sticky heat conduction silicone 22 is set to heat dissipation channel from top to bottom at half, and solid thermal melten gel 21 is set
It is disposed adjacent to the bottom of heat dissipation channel, one section of the bottom that heat dissipation channel is located at sticky heat conduction silicone is formed with a drying section.
In this way when outside air enters, sticky heat conduction silicone is first passed through, the dust in air is removed, then enters back into drying
Section tentatively to achieve the purpose that dry air, reduces humidity using the heat-dissipating pipe of fever.
The beneficial effects of the present invention are: the present invention utilizes a longer heat-removal bar, using the structure of the heat-removal bar, promoted
Power distribution cabinet integral heat sink performance.Simultaneously using the sticky heat conduction silicone inside heat-removal bar, it is absorbed into the dust of inside air,
Since the length that air passes through is longer, therefore the dust in air can be preferably absorbed, be carried so that entering internal air
Amount of dust it is less.
In addition, the length due to heat-removal bar is long, the bottom section positioned at sticky heat conduction silicone forms a drying section, outside
If portion's air humidity is high, by can use the heat absorption capacity of heat-removal bar when the region, the air of sucking is carried out at the beginning of one
Drying is walked, air humidity is reduced.
Cooperate heat-removal bar using negative-pressure air fan, the mode of double-radiation function greatly promotes the heat dissipation performance of power distribution cabinet, is promoted whole
Body stability in use.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
The change or replacement expected without creative work, should be covered by the protection scope of the present invention.Therefore, of the invention
Protection scope should be determined by the scope of protection defined in the claims.
Claims (9)
1. a kind of power distribution cabinet, it is characterised in that: including a pedestal, there is an installation cavity in pedestal, pacify on the bottom surface of installation cavity
Equipped with more than one mounting box, a distribution chamber is provided in mounting box, the bottom surface of distribution chamber is provided with mounting bar, distribution
Mould group is installed on mounting bar, and an end cap is respectively mounted at the top of distribution chamber, be respectively provided at the top of end cap one upwardly extend dissipate
Hot rod, by a seal cap sealing, the through-hole that heat-removal bar passes through on sealing cover stretches out in close for the installation cavity open end of entire pedestal
The top of capping, the bottom surface of pedestal are provided with a negative pressure cavity, and the bottom center of negative pressure cavity installs a negative-pressure air fan, negative pressure cavity
It is communicated with each distribution chamber.
2. a kind of power distribution cabinet as described in claim 1, it is characterised in that: inside the heat-removal bar there are a both ends to be open
Heat dissipation channel, an anti-dust filter mesh is fixedly mounted in the top of heat dissipation channel, and outside air enters heat dissipation through anti-dust filter mesh
In channel, the bottom of heat-removal bar passes through end cap and partially protrudes into intracavitary in distribution.
3. a kind of power distribution cabinet as described in claim 1, it is characterised in that: the heat dissipation channel inner wall surrounding heat dissipation channel one encloses
It is provided with one first filled cavity, sticky heat conduction silicone is filled in the first filled cavity, is bonded and is entered using sticky heat conduction silicone
Air in dust.
4. a kind of power distribution cabinet as claimed in claim 2, it is characterised in that: the heat dissipation channel inner wall positioned at the first filled cavity bottom
The second filled cavity is offered, filled solid hot melt adhesive in the second filled cavity.
5. a kind of power distribution cabinet as described in claim 1, it is characterised in that: the bottom open end of the heat-removal bar is a taper
Mouthful, outlet at bottom faces the bottom center of distribution chamber, positioned at the bottom center of distribution chamber be provided with one or
Distribution chamber is connect conducting with negative pressure cavity by two gas ports, the gas port.
6. a kind of power distribution cabinet as described in claim 1, it is characterised in that: the heat-removal bar is metallic rod, in the through-hole
Wall is respectively provided with a sealing ring, and heat-removal bar passes through sealing ring and sealed by sealing ring.
7. a kind of power distribution cabinet as described in claim 1, it is characterised in that: pass through thread seal between the end cap and distribution chamber
Assembly, is connected through a screw thread assembly between the sealing cover and installation cavity.
8. a kind of power distribution cabinet as described in claim 1, it is characterised in that: be welded with winding displacement pipe between adjacent mounting box, respectively
It is connect by winding displacement pipe with the distribution mould group in adjacent mounting box between the intracavitary distribution mould group of distribution.
9. a kind of power distribution cabinet as claimed in claim 3, it is characterised in that: sticky heat conduction silicone is set to heat dissipation channel from upper
And at lower half, solid thermal melten gel is disposed in proximity to the bottom of heat dissipation channel, and heat dissipation channel is located at sticky heat conduction silicone
One section of bottom be formed with a drying section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910763960.6A CN110350427B (en) | 2019-08-19 | 2019-08-19 | Power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910763960.6A CN110350427B (en) | 2019-08-19 | 2019-08-19 | Power distribution cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110350427A true CN110350427A (en) | 2019-10-18 |
| CN110350427B CN110350427B (en) | 2021-05-28 |
Family
ID=68180774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910763960.6A Active CN110350427B (en) | 2019-08-19 | 2019-08-19 | Power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110350427B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111525404A (en) * | 2020-05-08 | 2020-08-11 | 廖计英 | Heat dissipation type high-low voltage electric power cabinet |
| CN112821223A (en) * | 2021-03-01 | 2021-05-18 | 杨裕显 | High-voltage power distribution cabinet |
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| Publication number | Publication date |
|---|---|
| CN110350427B (en) | 2021-05-28 |
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Effective date of registration: 20210510 Address after: 223700 No.105, Beijing East Road, Siyang Economic Development Zone, Suqian City, Jiangsu Province Applicant after: Jiangsu Haoshi Technology Co., Ltd Address before: 322105 no.1-179, Zhengan village, Geshan Town, Dongyang City, Jinhua City, Zhejiang Province Applicant before: Yu Zhengyao |
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