CN110212424B - Fireproof power distribution cabinet - Google Patents
Fireproof power distribution cabinet Download PDFInfo
- Publication number
- CN110212424B CN110212424B CN201910590650.9A CN201910590650A CN110212424B CN 110212424 B CN110212424 B CN 110212424B CN 201910590650 A CN201910590650 A CN 201910590650A CN 110212424 B CN110212424 B CN 110212424B
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- CN
- China
- Prior art keywords
- power distribution
- sealing
- box
- cavity
- sealing plate
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- Expired - Fee Related
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- 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
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- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Distribution Board (AREA)
- Patch Boards (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention discloses a fireproof power distribution cabinet, which comprises a cabinet body, wherein an installation cavity is arranged in the cabinet body, more than one group of power distribution modules are arranged on the bottom surface of the installation cavity side by side, each group of power distribution modules comprises a power distribution box, a base is arranged at the bottom of the power distribution box, a power distribution cavity is arranged in the power distribution box, the top of the power distribution cavity is opened, a power distribution board is movably arranged in the power distribution cavity, more than one screw hole is arranged on the power distribution board, the power distribution modules are arranged on the power distribution board through screws, more than one sealing part is arranged in the blank area of the power distribution board, more than one heat dissipation opening is arranged on the front end surface of the power distribution box in a staggered mode with the sealing part, and an elastic ejection mechanism is arranged at the bottom of each power distribution board. Thereby achieving the purpose of internal flame retardance, increasing the fire-proof grade and having the condition of heat dissipation.
Description
Technical Field
The invention relates to the field of power distribution, in particular to a fireproof power distribution cabinet.
Background
At present, the structure of switch board is all single relatively, generally included the cabinet body, and set up the distribution module in the cabinet body, each distribution module installs in a great space, however, the switch board is often installed in the electric power place, and the environment of use is complicated, easily because the inside overheated spontaneous combustion of certain switch board or other reasons burning, lead to flame to transmit each other, and because distribution module only carries out fire protection through a cabinet body, so flame can get into the cabinet internal portion very fast, and then the inside distribution module of burning, cause more serious economic loss.
Disclosure of Invention
The technical problem to be solved by the invention is a fireproof power distribution cabinet, which has particularly good fireproof sealing capability, can be effectively applied to complicated places and improves the use safety of the power distribution cabinet.
The invention is realized by the following technical scheme: the utility model provides a fire prevention switch board, includes the cabinet body, and the internal portion of cabinet has an installation cavity, and a top cap of screw fixation is installed at the top of installation cavity, is provided with a set of above distribution module on the bottom surface of installation cavity side by side, and every group distribution module all includes a block terminal, and the bottom of block terminal sets up a base, and the inside of block terminal has a distribution chamber, the open-top in distribution chamber, a distribution intracavity movable mounting panel is provided with more than one screw hole on the panel, and the distribution module passes through the screw and installs on the panel, the blank area on the panel installs more than one sealing, be provided with more than one thermovent with the sealing dislocation on the preceding terminal surface of block terminal, the bottom of every panel all sets up an elasticity ejection mechanism, when elasticity ejection mechanism draws in, the sealing misplaces mutually with the thermovent.
As the preferred technical scheme, the elastic ejection mechanism comprises a movable sealing plate and a fixed sealing plate, the fixed sealing plate is fixedly installed at the bottom of the power distribution cavity through a buckle, the movable sealing plate seals the whole power distribution cavity, a compression spring is installed at the bottom of the movable sealing plate, two sides of the movable sealing plate are respectively provided with a limiting rod, and the movable sealing plate is limited by the limiting rods and is jacked upwards.
As a preferred technical scheme, the limiting rod is a rubber rod which penetrates through the side wall of the distribution box and extends out of the distribution box.
According to the preferable technical scheme, a first small wire outlet hole is formed in the middle of the movable sealing plate, connecting wires of the power distribution modules penetrate through the first small wire outlet hole and extend into the space between the movable sealing plate and the fixed sealing plate, a second wire outlet hole is formed in the bottom of the power distribution box, the position of the second wire outlet hole is lower than that of the fixed sealing plate, the connecting wires penetrate through the second small wire outlet hole and are connected with adjacent power distribution modules, and the connecting wires penetrate through the small wire outlet holes and are sealed with glue.
As a preferred technical scheme, a section of spring stretching section is arranged on each row connecting line.
According to a preferable technical scheme, a sealing assembly is arranged at the top of each power distribution box, and the sealing assemblies seal the top opening end of the whole power distribution cavity.
According to the preferable technical scheme, each sealing assembly comprises a sealing box, a gas storage cavity is formed in each sealing box, inert gas is filled in each gas storage cavity, a gas guide pipe penetrates through the whole sealing box from top to bottom, the gas guide pipe movably penetrates through a through hole formed in each sealing box, an O-shaped ring is sleeved in each through hole, and the gas guide pipe penetrates through the O-shaped ring sealing through hole.
As an optimized technical scheme, an air guide channel with an opening at the bottom is arranged in each air guide tube, an air inlet is arranged at the top of each air guide tube and is positioned outside the sealing box, and the sealing box is in contact sealing with the power distribution cavity.
As the preferred technical scheme, the upper surface and the lower surface of the sealing part are both inclined guide surfaces, the whole sealing part is in an isosceles trapezoid shape, the sealing part is made of elastic rubber, and a hollow cavity is formed in the sealing part.
The invention has the beneficial effects that: the invention adopts an independent structure, not only meets the heat dissipation requirement, but also can well block flame and air, further remove the combustion condition and better protect the power distribution module in the power distribution cabinet.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the internal structure of the present invention with the cabinet door removed;
FIG. 2 is a schematic diagram of an internal structure of the power distribution module according to the present invention;
FIG. 3 is an enlarged view of a portion of the invention at A in FIG. 2;
fig. 4 is a schematic structural view of the sealing portion of the present invention.
Detailed Description
As shown in fig. 1 and 2, the fireproof power distribution cabinet comprises a cabinet body 11, wherein an installation cavity 6 is formed in the cabinet body 11, a top cover 41 fixed by screws is installed at the top of the installation cavity 6, and more than one group of power distribution modules are arranged on the bottom surface of the installation cavity 6 side by side;
every group distribution module all includes a block terminal 1, the bottom of block terminal 1 sets up a base 7, the inside of block terminal 1 has a distribution chamber 18, the open-top in distribution chamber 18, a distribution board 15 of distribution intracavity movable mounting, be provided with more than one screw hole on the distribution board 15, distribution module (not shown) passes through the screw installation on distribution board 15, the blank area on the distribution board 15 installs more than one sealing 12, be provided with more than one thermovent 4 with the sealing dislocation on the preceding terminal surface of block terminal, the bottom of every distribution board 15 all sets up an elasticity ejection mechanism 5, when elasticity ejection mechanism 5 draws in, sealing 12 and thermovent 4 dislocation of each other.
As shown in fig. 3, each elastic ejection mechanism 5 includes a movable sealing plate 51 and a fixed sealing plate 54, the fixed sealing plate 54 is fixedly mounted at the bottom of the power distribution cavity 18 through a buckle, the movable sealing plate 51 seals the whole power distribution cavity 18, a compression spring 55 is mounted at the bottom of the movable sealing plate 51, a limiting rod 53 is disposed on each of two sides of the movable sealing plate 51, and the limiting rod 53 limits the movable sealing plate 51 to be ejected upwards.
In this embodiment, gag lever post 53 adopts a rubber pole, its lateral wall that passes the block terminal stretches out in the outside, when there is flame in the outside, flame can make the rubber pole soften, make the rubber pole no longer have enough spacing spring's limiting force, the rubber pole deformation after softening like this, movable sealing plate jack-up that makes progress under compression spring's effect, because the last end face contact of block board bottom and movable sealing plate, and then drive the monoblock block board and rise, and then make the position that the sealing can remove the thermovent, utilize the whole louvre of sealing, and then prevent only entry entering air.
The middle of the movable sealing plate 51 is provided with a first small wire outlet hole, the connecting and arranging wires 52 of the power distribution module penetrate through the first small wire outlet hole and extend into the space between the movable sealing plate 51 and the fixed sealing plate 54, the bottom of the power distribution box is provided with a second wire outlet hole, the position of the second wire outlet hole is lower than that of the fixed sealing plate, the connecting and arranging wires 52 penetrate through the second small wire outlet hole and are connected with adjacent power distribution modules, and the connecting and arranging wires 52 penetrate through the small wire outlet holes and are sealed by glue.
Wherein, connect and arrange the line and all be provided with one section spring stretch 53. The spring stretching section 53 is mainly used for stretching the movable sealing plate after rising, and meets the requirement of wiring length.
In this embodiment, the top of distribution box 1 all sets up a seal assembly, the open-top end in the sealed whole distribution chamber of seal assembly, seal assembly all includes a seal box 3, homogeneous gas storage chamber 31 in the seal box 3, the intussuseption of gas storage chamber 31 is filled with inert gas, whole seal box top-down runs through and sets up an air duct 33, the through-hole of seting up on the seal box 3 is passed in the activity of air duct 33, all suit an O type circle (not shown in the figure) in the through-hole, air duct 33 passes the sealed through-hole of O type circle, air duct 33 is inside all to be provided with an open-ended air guide channel in bottom (not shown in the figure), the top position of air duct all sets up an inlet port 32, inlet port 32 is located the outside of seal box 3, the contact is sealed between seal box 3 and the distribution chamber, open the top cap when needing to overhaul, take out the distribution board can. When the distribution board rises, the air duct fixedly welded at the bottom of the top cover moves relative to the whole sealing box, so that an original external air inlet hole is inserted into the air storage cavity, and at the moment, inert gas in the air storage cavity can penetrate through the air inlet hole and the air guide channel to enter the distribution cavity, so that the inert gas is utilized to protect the distribution module, the oxygen content is reduced, flame is prevented from entering combustion, and better protection is achieved. In this example. The seal box adopts the metal casing, increases hardness and fire resistance.
In this embodiment, as shown in fig. 4, the upper and lower surfaces of the sealing portion 12 are both an inclined guiding surface, the entire sealing portion 12 is in an isosceles trapezoid shape, the sealing portion 12 is made of elastic rubber, and a hollow cavity 16 is disposed inside the sealing portion. One end of the sealing portion 12 is preferably slightly in contact with the inner wall surface of the power distribution chamber, so that the sealing portion 12 can be just buckled into the heat dissipation opening when being displaced to the position of the heat dissipation opening, thereby achieving sealing, and the inclined guide surface is arranged to enable the sealing portion to be buckled into the heat dissipation opening for better sealing.
The invention has the beneficial effects that: the invention adopts an independent structure, not only meets the heat dissipation requirement, but also can well block flame and air, further remove the combustion condition and better protect the power distribution module in the power distribution cabinet.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (4)
1. The utility model provides a fire prevention switch board which characterized in that: the cabinet comprises a cabinet body, wherein an installation cavity is arranged in the cabinet body, a top cover fixed by screws is arranged at the top of the installation cavity, more than one group of power distribution modules are arranged on the bottom surface of the installation cavity side by side, each group of power distribution modules comprises a power distribution box, a base is arranged at the bottom of the power distribution box, a power distribution cavity is arranged in the power distribution box, the top of the power distribution cavity is opened, a power distribution board is movably arranged in the power distribution cavity, more than one screw hole is formed in the power distribution board, the power distribution modules are arranged on the power distribution board through screws, more than one sealing part is arranged in a blank area on the power distribution board, more than one heat dissipation opening is arranged on the front end surface of the power distribution box in a staggered manner with the sealing part, an elastic ejection mechanism is arranged at the bottom of each power distribution board, and when the elastic ejection mechanism is folded, the sealing part and the heat dissipation opening are mutually staggered;
when the ejection mechanism is ejected upwards, the sealing part seals the whole heat dissipation hole;
the elastic ejection mechanisms respectively comprise a movable sealing plate and a fixed sealing plate, the fixed sealing plate is fixedly arranged at the bottom of the power distribution cavity through a buckle, the movable sealing plate seals the whole power distribution cavity, a compression spring is arranged at the bottom of the movable sealing plate, two sides of the movable sealing plate are respectively provided with a limiting rod, and the limiting rods limit the movable sealing plate to be ejected upwards;
the upper surface and the lower surface of the sealing part are both inclined guide surfaces, the whole sealing part is in an isosceles trapezoid shape, the sealing part is made of elastic rubber, and a hollow cavity is formed in the sealing part;
the top of each distribution box is provided with a sealing assembly, and the sealing assemblies seal the top opening end of the whole distribution cavity;
the sealing assemblies all comprise a sealing box, a gas storage cavity is arranged in each sealing box, inert gas is filled in each gas storage cavity, a gas guide pipe penetrates through the whole sealing box from top to bottom, the gas guide pipe movably penetrates through a through hole formed in each sealing box, an O-shaped ring is sleeved in each through hole, and the gas guide pipe penetrates through the O-shaped ring sealing through hole;
an air guide channel with an opening at the bottom is arranged in each air guide tube, an air inlet is arranged at the top of each air guide tube and is positioned outside the sealing box, and the sealing box is in contact sealing with the power distribution cavity.
2. The fire-resistant power distribution cabinet of claim 1, wherein: the limiting rod is a rubber rod which penetrates through the side wall of the power distribution box and extends out of the power distribution box.
3. The fire-resistant power distribution cabinet of claim 1, wherein: the middle of the movable sealing plate is provided with a first wire outlet small hole, the connecting and arranging wires of the power distribution modules penetrate through the first wire outlet small hole and extend into the space between the movable sealing plate and the fixed sealing plate, a second wire outlet hole is formed in the bottom of the power distribution box, the position of the second wire outlet hole is lower than that of the fixed sealing plate, the connecting and arranging wires penetrate through the second wire outlet small hole and are connected with adjacent power distribution modules, and the connecting and arranging wires penetrate through the wire outlet small holes and are sealed by glue.
4. The fire-resistant power distribution cabinet of claim 3, wherein: and the connecting and arranging lines are provided with a section of spring stretching section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910590650.9A CN110212424B (en) | 2019-07-02 | 2019-07-02 | Fireproof power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910590650.9A CN110212424B (en) | 2019-07-02 | 2019-07-02 | Fireproof power distribution cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110212424A CN110212424A (en) | 2019-09-06 |
| CN110212424B true CN110212424B (en) | 2021-08-17 |
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ID=67795808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910590650.9A Expired - Fee Related CN110212424B (en) | 2019-07-02 | 2019-07-02 | Fireproof power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110212424B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110601038A (en) * | 2019-10-08 | 2019-12-20 | 六安市三鑫电器设备有限公司 | Automatically controlled cabinet of preventing fires |
| CN111244803A (en) * | 2020-03-30 | 2020-06-05 | 吴洪明 | Power box |
| CN111555131A (en) * | 2020-05-13 | 2020-08-18 | 韦洁琳 | Electric power cabinet |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104958854A (en) * | 2015-07-15 | 2015-10-07 | 安徽天元消防科技有限公司 | Fire extinguisher |
| CN207039039U (en) * | 2017-07-17 | 2018-02-23 | 河北宝利输变电设备制造有限公司 | A kind of novel high-pressure low pressure preassembled transformer station |
| CN207253601U (en) * | 2017-08-25 | 2018-04-20 | 上海鹰信智能技术有限公司 | One kind fire prevention mobile unit |
| CN108173119A (en) * | 2018-01-18 | 2018-06-15 | 深圳市兴科瑞拓科技有限公司 | Cutting power supply system and device is welded in a kind of electronics inversion |
| CN208805908U (en) * | 2018-08-27 | 2019-04-30 | 淮安市广亚电气设备有限公司 | A kind of high and low voltage switchgear accident warning device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100647089B1 (en) * | 2005-05-10 | 2006-11-23 | 우선전기(주) | Unit Distribution Board Includes Automatic Fire Extinguisher |
| CN107742837A (en) * | 2017-12-15 | 2018-02-27 | 亿利洁能科技（枣庄）有限公司 | A kind of safety electric cabinet |
-
2019
- 2019-07-02 CN CN201910590650.9A patent/CN110212424B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104958854A (en) * | 2015-07-15 | 2015-10-07 | 安徽天元消防科技有限公司 | Fire extinguisher |
| CN207039039U (en) * | 2017-07-17 | 2018-02-23 | 河北宝利输变电设备制造有限公司 | A kind of novel high-pressure low pressure preassembled transformer station |
| CN207253601U (en) * | 2017-08-25 | 2018-04-20 | 上海鹰信智能技术有限公司 | One kind fire prevention mobile unit |
| CN108173119A (en) * | 2018-01-18 | 2018-06-15 | 深圳市兴科瑞拓科技有限公司 | Cutting power supply system and device is welded in a kind of electronics inversion |
| CN208805908U (en) * | 2018-08-27 | 2019-04-30 | 淮安市广亚电气设备有限公司 | A kind of high and low voltage switchgear accident warning device |
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| Publication number | Publication date |
|---|---|
| CN110212424A (en) | 2019-09-06 |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210729 Address after: 163000 708, office building 2, Wanda Plaza, No. 15-6, Dongfeng Road, Sartu District, Daqing City, Heilongjiang Province Applicant after: Daqing MEITONG Electric Manufacturing 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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| 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: 20210817 |