CN110364935B - Power distribution cabinet - Google Patents
Power distribution cabinet Download PDFInfo
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- CN110364935B CN110364935B CN201910763967.8A CN201910763967A CN110364935B CN 110364935 B CN110364935 B CN 110364935B CN 201910763967 A CN201910763967 A CN 201910763967A CN 110364935 B CN110364935 B CN 110364935B
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- power distribution
- cabinet
- connecting piece
- parallel section
- cabinet body
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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
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention discloses a power distribution cabinet, which comprises a cabinet body, wherein the front end surface of the cabinet body is a cabinet door, a waterproof ring is arranged between the cabinet door and the cabinet body, a handle is arranged on the cabinet door, a closed installation cavity is arranged in the cabinet body, at least one group of power distribution modules are installed in the installation cavity, the power distribution modules are installed on the same side surface of the installation cavity, the other end of each power distribution module is not contacted with the side surface of the installation cavity, and the bottom of each power distribution module is contacted and supported through an elastic assembly; according to the power distribution cabinet, the air inlet and the air outlet are arranged on the same connecting piece, the fan for heat dissipation is used for generating vibration, so that each power distribution module generates micro vibration, dust at the upper end can be shaken off, dust on the air inlet filter screen can be shaken off, in addition, the dust in the air entering the cabinet body can be adsorbed by using the internal U-shaped structure of the connecting piece, the dust amount is reduced to the minimum, and the integral service life of the power distribution cabinet is prolonged.
Description
Technical Field
The invention relates to a power distribution cabinet, in particular to a power distribution cabinet.
Background
The distribution cabinet (case) is a final-stage device of a distribution system and is divided into a power distribution cabinet (case), a lighting distribution cabinet (case) and a metering cabinet (case). The power distribution cabinet is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops; the motor control center is used for occasions with concentrated loads and more loops.
At present, the switch board generally all can set up heat abstractor, for example, a negative-pressure air fan, realize convulsions or air inlet, and the opposite side of switch board sets up a filter screen, a dust for in the filtered air, prevent that the dust from entering into the switch board, but in order to guarantee the thermal diffusivity, the filtration mesh diameter of filter screen can not be very little, so still have partial dust to enter into the switch board, the common use way is the mode that utilizes electric power dust removal, get rid of the part and enter into the dust of the internal portion of cabinet, but this kind of mode needs the more electric energy of loss to solve the problem undoubtedly, economic environmental protection is obviously not enough. Meanwhile, dust can adhere to the filter screen, and the filter screen needs to be cleaned regularly, which is very troublesome.
Disclosure of Invention
The invention provides a power distribution cabinet for solving the technical problems, and the aim of reducing dust is fulfilled by utilizing the vibration force of a heat dissipation device.
The invention is realized by the following technical scheme: a power distribution cabinet comprises a cabinet body, wherein a cabinet door is arranged on the front end face of the cabinet body, a waterproof ring is arranged between the cabinet door and the cabinet body, a handle is arranged on the cabinet door, a closed installation cavity is formed in the cabinet body, at least one group of power distribution modules are installed in the installation cavity, the power distribution modules are installed on the same side face of the installation cavity, the other end of each power distribution module is not in contact with the side face of the installation cavity, and the bottom of each power distribution module is in contact support through an elastic assembly;
the air inlet filter screen is arranged at the opening end of one end of the air guide channel, the negative pressure fan is arranged in the first mounting hole of the cabinet body through a flexible sealing piece, the other end of the connecting piece penetrates through the second mounting hole and the flexible sealing piece on the cabinet body and extends out of the second mounting hole, and the air inlet filter screen is arranged outside the extending end of the connecting piece;
the bottom position of connecting piece is provided with more than one electric power mounting panel, is provided with the fixed orifices more than one on the electric power mounting panel, installs the distribution module on the electric power mounting panel, and the electric power mounting panel passes the connecting piece and stretches out in the upper and lower face of connecting piece, and the distribution module is located the air guide passageway of connecting piece or partly stretches out in the outside of connecting piece.
As a preferable technical scheme, the connecting piece comprises a first parallel section, a second parallel section arranged at the bottom of the first parallel section and a U-shaped section for connecting the first parallel section and the second parallel section, and the whole connecting piece is U-shaped.
As a preferred technical scheme, the air inlet filter screen is arranged on an inlet face of an extending end of the first parallel section, and the negative pressure fan is arranged on the second parallel section.
As a preferred technical scheme, more than one installation through groove is formed in the second parallel section in a penetrating manner from top to bottom, the thickness of each installation through groove is larger than that of the power installation plate, two clamping grooves are formed in two sides of each installation through groove, and two sides of the cable installation plate are clamped into the clamping grooves respectively and fixed.
According to the preferable technical scheme, the flexible sealing elements are all elastic air bags, air storage cavities for filling air are formed in the flexible sealing elements, a penetrating sealing through hole is formed in the middle of the flexible sealing elements, glue is applied to the outer wall surface of each flexible sealing element to be fixed to the inner wall of the corresponding mounting hole, the outer wall surface of the negative pressure fan is tightly matched with the inner wall surface of the corresponding sealing through hole and fixed by the glue, and the outer wall surface of the first parallel section is tightly matched with the inner wall surface of the corresponding sealing through hole and fixed by the glue.
As a preferred technical scheme, the elastic component adopts an L-shaped elastic supporting plate, one end of the L-shaped elastic supporting plate is fixedly arranged on the inner wall surface of the installation cavity through a screw, and the other end of the L-shaped elastic supporting plate is in contact support with the bottom of the connecting piece.
As a preferred technical scheme, an assembly part is installed at the inner side end of the negative pressure fan, the second parallel section is installed on the assembly part and sealed and fixed by gluing water, and an air outlet filter screen is arranged outside the negative pressure fan.
As a preferred technical scheme, a silica gel soft adhesive layer is bonded in the air guide channels in the first parallel section and the U-shaped section.
The invention has the beneficial effects that: the invention can shake off dust on the power distribution module and dust on the air inlet filter screen without using redundant electric energy, and can increase the heat dissipation performance of the power distribution module to a certain extent, and increase the integral service life and the use safety of 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 overall structure;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic structural view of the flexible seal of the present invention;
fig. 4 is a schematic inner side view of the negative pressure fan of the present invention.
Detailed Description
As shown in fig. 1 and 2, the power distribution cabinet comprises a cabinet body 1, wherein a cabinet door 15 is arranged on the front end surface of the cabinet body 1, a waterproof ring is arranged between the cabinet door 15 and the cabinet body 1, a handle is arranged on the cabinet door 15, a closed installation cavity 4 is arranged inside the cabinet body 1, at least one group of power distribution modules are installed in the installation cavity 4, the power distribution modules are installed on the same side surface of the installation cavity 4, the other ends of the power distribution modules are not in contact with the side surface of the installation cavity 4, and the bottoms of the power distribution modules are in contact support through an elastic assembly;
a connecting piece is arranged in the mounting cavity, an air guide channel 8 is arranged in the connecting piece, two ends of the connecting piece are both opened, an air inlet filter screen 13 is arranged at the opening end of one end of the air guide channel 8, a negative pressure fan 12 is arranged at the opening end of the other end of the air guide channel 8, the negative pressure fan 12 is arranged in a first mounting hole of the cabinet body 1 through a flexible sealing piece 14, the other end of the connecting piece penetrates through a second mounting hole in the cabinet body 1 and the flexible sealing piece 14 and extends out of the cabinet body 1, and the air inlet filter screen 13 is arranged;
the bottom position of connecting piece is provided with more than one electric power mounting panel 9, is provided with more than one fixed orifices on the electric power mounting panel 9, installs the distribution module on the electric power mounting panel 9, and electric power mounting panel 9 passes the connecting piece and stretches out in the upper and lower face of connecting piece, and the distribution module is located the air guide passageway of connecting piece or partly stretches out in the outside of connecting piece.
The connecting piece comprises a first parallel section 3, a second parallel section 7 arranged at the bottom of the first parallel section 3 and a U-shaped section 5 for connecting the first parallel section 3 and the second parallel section 7, and the whole connecting piece is U-shaped.
In this embodiment, the air inlet filter screen 13 is installed on the inlet face of the extending end of the first parallel section 3, the negative pressure fan 12 is installed on the second parallel section 7, the top-down of the second parallel section 7 is penetrated and provided with more than one installation through groove (not shown), the thickness of the installation through groove is greater than the thickness of the electric power installation plate, a clamping groove (not shown) is respectively arranged on each side of the installation through groove, the two sides of the cable installation plate 9 are respectively clamped in the clamping groove for fixation, because each distribution module is arranged in the installation through groove and directly faces the air guide channel 8, the heat dissipation performance can be greatly increased when air suction is performed, heat on the distribution module can be directly taken away by external cold air, and the heat cannot flow to other.
In this embodiment, as shown in fig. 3, the flexible sealing element 14 is an elastic airbag, and the interior of the flexible sealing element is provided with a gas storage cavity (not shown) for filling gas, the middle of the flexible sealing element is provided with a through sealing through hole 141, the outer wall surface of the flexible sealing element 14 is fixed to the inner wall of the mounting hole by applying glue, the outer wall surface of the negative pressure fan 12 is tightly fitted to the inner wall surface of the sealing through hole and fixed by applying glue, and the outer wall surface of the first parallel section 3 is tightly fitted to the inner wall surface of the sealing through hole and fixed by applying. Due to the adoption of the flexible sealing element for sealing, the whole connecting piece can be always in a vibration state, and meanwhile, the sealing performance of the whole assembly can be ensured.
The elastic component 6 is an L-shaped elastic support plate, one end of the elastic support plate is fixedly arranged on the inner wall surface of the installation cavity through a screw, the other end of the elastic support plate is in contact support with the bottom of the connecting piece, the elastic support plate is used as the contact support of the other end of the connecting piece to increase the supporting force, and the situation that the movable end cannot bear the load due to overlarge gravity is avoided.
In this embodiment, as shown in fig. 4, an assembling portion 11 is installed at an inner side end of the negative pressure fan 12, the second parallel section 7 is installed on the assembling portion and sealed and fixed with glue, and an air outlet filter screen 16 is disposed outside the negative pressure fan 12.
One deck silica gel soft glue layer 2 bonds in the inside air guide channel of first parallel section 3 and U type section 5, negative pressure air fan bleeds, outside cold air enters into the air guide channel from the filter screen that admits air, the air can contact silica gel soft glue layer 2 this moment, the special construction of cooperation U type section, make the air can fully contact with one section longer silica gel soft glue layer, can adsorb remaining some dusts in the air, such mode dust removal effect is very good, silica gel soft glue layer adopts the slipmat material commonly used on the present car center console in this embodiment, can directly purchase on the market, unusual convenience.
The invention has the beneficial effects that: the invention can shake off dust on the power distribution module and dust on the air inlet filter screen without using redundant electric energy, and can increase the heat dissipation performance of the power distribution module to a certain extent, and increase the integral service life and the use safety of 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 (6)
1. The utility model provides a power distribution cabinet which characterized in that: the intelligent cabinet comprises a cabinet body, wherein a cabinet door is arranged on the front end face of the cabinet body, a waterproof ring is arranged between the cabinet door and the cabinet body, a handle is arranged on the cabinet door, a closed installation cavity is formed in the cabinet body, at least one group of power distribution modules are installed in the installation cavity, the power distribution modules are installed on the same side face of the installation cavity, the other end of each power distribution module is not in contact with the side face of the installation cavity, and the bottom of each power distribution module is in contact support;
the air inlet filter screen is arranged at the opening end of one end of the air guide channel, the negative pressure fan is arranged in the first mounting hole of the cabinet body through a flexible sealing piece, the other end of the connecting piece penetrates through the second mounting hole and the flexible sealing piece on the cabinet body and extends out of the second mounting hole, and the air inlet filter screen is arranged outside the extending end of the connecting piece;
the bottom of the connecting piece is provided with more than one electric power mounting plate, the electric power mounting plate is provided with more than one fixing hole, the electric power mounting plate is provided with a power distribution module, the electric power mounting plate penetrates through the connecting piece and extends out of the upper surface and the lower surface of the connecting piece, and the power distribution module is positioned in an air guide channel of the connecting piece or partially extends out of the connecting piece;
the connecting piece comprises a first parallel section, a second parallel section arranged at the bottom of the first parallel section and a U-shaped section for connecting the first parallel section and the second parallel section, and the whole connecting piece is U-shaped;
the air inlet filter screen is arranged on the inlet face of the extending end of the first parallel section, and the negative pressure fan is arranged on the second parallel section.
2. The electrical power distribution cabinet of claim 1, wherein: more than one installation through groove is formed in the second parallel section in a penetrating mode from top to bottom, the thickness of each installation through groove is larger than that of the power installation plate, two clamping grooves are formed in two sides of each installation through groove, and two sides of the cable installation plate are clamped into the clamping grooves respectively and fixed.
3. The electrical power distribution cabinet of claim 1, wherein: the flexible sealing elements are all elastic air bags, air storage cavities for filling air are formed in the flexible sealing elements, a penetrating sealing through hole is formed in the middle of the flexible sealing elements, glue is applied to the outer wall surfaces of the flexible sealing elements and fixed to the inner wall of the mounting hole, the outer wall surface of the negative pressure fan is tightly matched with the inner wall surface of the sealing through hole and fixed by the glue, and the outer wall surface of the first parallel section is tightly matched with the inner wall surface of the sealing through hole and fixed by the glue.
4. The electrical power distribution cabinet of claim 1, wherein: the elastic component adopts an L-shaped elastic supporting plate, one end of the elastic supporting plate is fixedly arranged on the inner wall surface of the mounting cavity through a screw, and the other end of the elastic supporting plate is in contact support with the bottom of the connecting piece.
5. The electrical power distribution cabinet of claim 1, wherein: an assembly part is installed at the inner side end of the negative pressure fan, the second parallel section is installed on the assembly part and is sealed and fixed by gluing water, and an air outlet filter screen is arranged outside the negative pressure fan.
6. The electrical power distribution cabinet of claim 1, wherein: and a silica gel soft adhesive layer is bonded in the air guide channels in the first parallel section and the U-shaped section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910763967.8A CN110364935B (en) | 2019-08-19 | 2019-08-19 | Power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910763967.8A CN110364935B (en) | 2019-08-19 | 2019-08-19 | Power distribution cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110364935A CN110364935A (en) | 2019-10-22 |
| CN110364935B true CN110364935B (en) | 2021-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910763967.8A Active CN110364935B (en) | 2019-08-19 | 2019-08-19 | Power distribution cabinet |
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| Country | Link |
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| CN (1) | CN110364935B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111884108A (en) * | 2020-08-24 | 2020-11-03 | 苏群 | Automatic cooling net dust collecting equipment of transformer case |
| CN114667031B (en) * | 2022-05-24 | 2022-09-02 | 马乎智能科技(南通)有限公司 | Stable built-in intelligent information processing service device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086469A (en) * | 2017-05-18 | 2017-08-22 | 马鞍山和田电子智控系统有限公司 | A kind of heat abstractor of high voltage power distributing cabinet |
| CN110071442A (en) * | 2019-06-04 | 2019-07-30 | 宁波天欣电气有限公司 | Three protection type distribution box |
-
2019
- 2019-08-19 CN CN201910763967.8A patent/CN110364935B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086469A (en) * | 2017-05-18 | 2017-08-22 | 马鞍山和田电子智控系统有限公司 | A kind of heat abstractor of high voltage power distributing cabinet |
| CN110071442A (en) * | 2019-06-04 | 2019-07-30 | 宁波天欣电气有限公司 | Three protection type distribution box |
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| Publication number | Publication date |
|---|---|
| CN110364935A (en) | 2019-10-22 |
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Legal Events
| 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: 20210331 Address after: No. 262-188, Torch Industrial Development Zone, Weihai City, Shandong Province Applicant after: Weihai Yunkai Electric 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 | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 264200-2, No. 188, Keji Road, torch high tech Industrial Development Zone, Weihai City, Shandong Province Patentee after: Shandong Yunkai Electric Power Co.,Ltd. Address before: No. 262-188, Torch Industrial Development Zone, Weihai City, Shandong Province Patentee before: Weihai Yunkai Electric Co.,Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Power distribution cabinet Effective date of registration: 20220927 Granted publication date: 20210420 Pledgee: Weihai Branch of Shanghai Pudong Development Bank Co.,Ltd. Pledgor: Shandong Yunkai Electric Power Co.,Ltd. Registration number: Y2022980016582 |