CN112928653A - Switch board with high heat dispersion - Google Patents
Switch board with high heat dispersion Download PDFInfo
- Publication number
- CN112928653A CN112928653A CN202110091621.5A CN202110091621A CN112928653A CN 112928653 A CN112928653 A CN 112928653A CN 202110091621 A CN202110091621 A CN 202110091621A CN 112928653 A CN112928653 A CN 112928653A
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- Prior art keywords
- heat dissipation
- cabinet body
- rod
- fixedly connected
- air inlet
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
- B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
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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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- 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
- H02B1/306—Accessories, e.g. windows
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a power distribution cabinet with high heat dissipation performance, which comprises a cabinet body, wherein heat dissipation fans are respectively installed at the upper ends of two sides of the cabinet body, air inlet ends of the two heat dissipation fans are respectively provided with an air inlet pipe, a ventilation mechanism is arranged on the cabinet body and is respectively positioned below the two heat dissipation fans, the ventilation mechanism comprises a first fixed block and a second fixed block which are fixed on the inner wall of the cabinet body, and the second fixed block is positioned above the first fixed block. The heat dissipation cabinet is reasonable in structure, the sizes of the holes of the first through hole and the second through hole can be automatically adjusted according to the temperature, so that the air inlet amount in the cabinet body can be adjusted, the heat dissipation effect on the cabinet body can be improved, meanwhile, the heat dissipation fan can work along with the increase of the temperature, so that the heat dissipation in the cabinet body can be more effectively and efficiently performed, the dust screen can be automatically cleaned, manual cleaning is not needed, and the labor amount of workers is reduced.
Description
Technical Field
The invention relates to the technical field of power distribution cabinets, in particular to a power distribution cabinet with high heat dissipation performance.
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. They distribute the power of a certain circuit of the upper-level distribution equipment to the nearby loads. This level of equipment should provide protection, monitoring and control of the load.
At present, all existing power distribution cabinets are provided with heat dissipation mechanisms, such as heat dissipation holes and heat dissipation fans, but certain disadvantages exist, for example, if heat is dissipated only through the heat dissipation holes, the situation that the heat dissipation effect is insufficient may exist, but through heat dissipation of the fans, after the temperature is reduced, the fans still work, and the situation that electric energy is wasted exists; if can control the fan according to actual conditions, will the waste of greatly reduced electric energy, therefore we have designed a switch board that has high heat dispersion to solve above problem.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a power distribution cabinet with high heat dissipation performance, which can automatically adjust the sizes of the holes of a first through hole and a second through hole according to the temperature, so that the air inlet amount in the cabinet body can be adjusted, the heat dissipation effect on the cabinet body can be improved, and meanwhile, as the temperature is increased, the work of a heat dissipation fan can be realized, so that the heat dissipation in the cabinet body can be more effectively and efficiently performed, a dust screen can also be automatically cleaned, the manual cleaning is not needed, and the labor capacity of workers is reduced.
In order to achieve the purpose, the invention adopts the following technical scheme:
a power distribution cabinet with high heat dissipation performance comprises a cabinet body, wherein heat dissipation fans are mounted at the upper ends of two sides of the cabinet body, air inlet pipes are mounted at the air inlet ends of the two heat dissipation fans, a ventilation mechanism is arranged on the cabinet body and is respectively positioned below the two heat dissipation fans, the ventilation mechanism comprises a first fixing block and a second fixing block which are fixed on the inner wall of the cabinet body, the second fixing block is positioned above the first fixing block, a lower L-shaped rod and an upper L-shaped rod which are in sliding connection with the first fixing block and the second fixing block are respectively arranged on the first fixing block and the second fixing block in an up-and-down penetrating manner, a first sliding plate is fixedly connected between the lower L-shaped rod and the upper L-shaped rod, a driving mechanism is arranged between the second fixing block and the upper L-shaped rod, a positioning block is fixedly connected with the inner wall of the cabinet body, a first electric contact piece is fixedly connected with, go up to be equipped with shutoff mechanism between L type pole and the air-supply line, the outer wall of the cabinet body is equipped with the recess, the dust screen is installed to the inner wall of recess, the recess is linked together through a plurality of first through-holes and the cabinet body, it is equipped with a plurality of second through-holes to run through on the first sliding plate, and is a plurality of the second through-hole sets up with a plurality of first through-hole dislocation and part is relative, run through on the cabinet body and be equipped with the quarter butt rather than rotating the connection, the one end fixedly connected with pole brush of quarter butt, the outside counterbalance of pole brush and dust screen, be equipped with drive mechanism between quarter butt and first fixed block and the first sliding plate.
Preferably, the air inlet pipe is located the inside of the cabinet body, just the air inlet pipe is connected with cooling fan's air inlet end through the bolt.
Preferably, actuating mechanism is including fixing the cavity pole on the second fixed block, sliding connection has the piston in the cavity pole, be equipped with inflation liquid between piston and the cavity pole, the upper end fixedly connected with guide bar of piston, the guide bar runs through cavity pole and rather than sliding connection, the upper end of guide bar and the bottom fixed connection of last L type pole.
Preferably, the first electric contact and the second electric contact are electrically connected with the cooling fan.
Preferably, the blocking mechanism comprises a fixed plate fixed in the air inlet pipe, a plurality of third through holes penetrate through the fixed plate, a second sliding plate penetrates through the air inlet pipe from top to bottom, the second sliding plate abuts against the fixed plate, a plurality of fourth through holes penetrate through the second sliding plate, the fourth through holes and the third through holes are arranged in a staggered mode, a driving rod is fixedly connected to the bottom of the second sliding plate, and the driving rod is fixedly connected with the upper end of the upper L-shaped rod.
Preferably, the inner wall of the groove is provided with an annular inclined plane, and the lower end of the annular inclined plane is arranged opposite to the cabinet body.
Preferably, drive mechanism is including fixing the montant on first fixed block, install first gear on the montant, fixedly connected with second gear on the quarter butt, the second gear meshes with first gear mutually, fixedly connected with third fixed block on the first sliding plate, fixedly connected with rack plate on the third fixed block, rack plate meshes with first gear mutually.
Preferably, a through groove penetrates through the first sliding plate, the through groove is arranged opposite to the short rod, and the through groove is communicated with the second through hole.
Compared with the prior art, the invention has the beneficial effects that:
1. along with the rising of the internal temperature of cabinet, then the inflation liquid is heated the inflation to drive piston and guide bar rebound, guide bar rebound drive L type pole, first sliding plate and lower L type pole removal, so first through-hole and the relative area increase of second through-hole, so can increase the internal air quantity of entering cabinet, can increase the radiating degree in the cabinet body, need not manual regulation.
2. First sliding plate rebound drives third fixed block and rack board rebound, and rack board rebound can drive first gear revolve, and first gear revolve drives second gear revolve to realize stub and the rotation of pole brush, can clear up the dust screen through the pole brush, then the dust that the clearance dropped falls on annular inclined plane, and final landing need not artifical clearance, has reduced staff's work load.
3. If still not enough to the internal radiating effect of cabinet, then go up L type pole and continue the rebound, then first electric contact and second electric contact counterbalance, cooling fan circular telegram, corresponding last L type pole rebound drives the actuating lever rebound, and then drives second sliding plate rebound, and first through-hole is just relative with the second through-hole this moment, and the third through-hole is relative with the fourth through-hole, so can be with the internal heat discharge of cabinet to can carry out the efficient heat dissipation to the internal cabinet.
4. Along with radiator fan's work, the internal heat of cabinet reduces, then inflation liquid shrinkage, first electric contact and second electric contact separation, then first sliding plate and second sliding plate reset, and radiator fan stop work can be closed when no longer using radiator fan to it, saves the electric energy.
In conclusion, the heat dissipation device is reasonable in structure, the sizes of the holes formed by the first through hole and the second through hole can be automatically adjusted according to the temperature, so that the air inlet volume in the cabinet body can be adjusted, the heat dissipation effect on the cabinet body can be improved, meanwhile, the heat dissipation fan can work along with the increase of the temperature, the heat dissipation can be effectively and efficiently conducted in the cabinet body, the dust screen can be automatically cleaned, manual cleaning is not needed, and the labor amount of workers is reduced.
Drawings
Fig. 1 is a schematic structural diagram of a power distribution cabinet with high heat dissipation performance according to the present invention;
fig. 2 is a schematic structural diagram of a power distribution cabinet with high heat dissipation performance according to the present invention;
fig. 3 is a schematic structural diagram of a power distribution cabinet with high heat dissipation performance according to the present invention;
fig. 4 is a schematic structural diagram of a power distribution cabinet with high heat dissipation performance according to the present invention.
In the figure: 1 cabinet body, 2 cooling fan, 3 grooves, 4 annular inclined planes, 5 short rods, 6 rod brushes, 7 dust screens, 8 first through holes, 9 first sliding plates, 10 second through holes, 11 upper L-shaped rods, 12 second gears, 13 first fixed blocks, 14 lower L-shaped rods, 15 vertical rods, 16 first gears, 17 rack plates, 18 third fixed blocks, 19 second fixed blocks, 20 hollow rods, 21 pistons, 22 expansion liquid, 23 guide rods, 24 first electric contact plates, 25 positioning blocks, 26 second electric contact plates, 27 driving rods, 28 air inlet pipes, 29 fixed plates, 30 third through holes, 31 second sliding plates, 32 fourth through holes and 33 through grooves.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a power distribution cabinet with high heat dissipation performance includes a cabinet body 1, heat dissipation fans 2 are installed at the upper ends of two sides of the cabinet body 1, air inlet ends of the two heat dissipation fans 2 are respectively provided with an air inlet pipe 28, the air inlet pipe 28 is located inside the cabinet body 1, and the air inlet pipe 28 is connected with the air inlet ends of the heat dissipation fans 2 through bolts, wherein the air inlet pipe 28 is a rectangular pipe.
The cabinet body 1 is provided with a ventilation mechanism respectively positioned below the two cooling fans 2, the ventilation mechanism comprises a first fixed block 13 and a second fixed block 19 which are fixed on the inner wall of the cabinet body 1, the second fixed block 19 is positioned above the first fixed block 13, the first fixed block 13 and the second fixed block 19 are respectively provided with a lower L-shaped rod 14 and an upper L-shaped rod 11 which are connected with the first fixed block in a sliding mode in a vertically penetrating mode, and the cross sections of the lower L-shaped rod 14 and the upper L-shaped rod 11 are both rectangular.
A first sliding plate 9 is fixedly connected between the lower L-shaped rod 14 and the upper L-shaped rod 11, a driving mechanism is arranged between the second fixing block 19 and the upper L-shaped rod 11, the driving mechanism comprises a hollow rod 20 fixed on the second fixing block 19, a piston 21 is slidably connected in the hollow rod 20, expansion liquid 22 is arranged between the piston 21 and the hollow rod 20, the upper end of the piston 21 is fixedly connected with a guide rod 23, the guide rod 23 penetrates through the hollow rod 20 and is slidably connected with the hollow rod 20, and the upper end of the guide rod 23 is fixedly connected with the bottom of the upper L-shaped rod 11; wherein the expansion liquid 22 is kerosene.
The inner wall fixedly connected with locating piece 25 of cabinet body 1 goes up the upper end fixedly connected with first electric contact 24 of L type pole 11, and the lower extreme of locating piece 25 is fixed with the second electric contact 26 relative with first electric contact 24, first electric contact 24 and second electric contact 26 and cooling fan 2 electric connection, and when first electric contact 24 and second electric contact 26 offset, cooling fan 2 circular telegram work this moment.
A plugging mechanism is arranged between the upper L-shaped rod 11 and the air inlet pipe 28, the plugging mechanism comprises a fixing plate 29 fixed in the air inlet pipe 28, a plurality of third through holes 30 penetrate through the fixing plate 29, a second sliding plate 31 penetrates through the air inlet pipe 28 from top to bottom, the second sliding plate 31 abuts against the fixing plate 29, a plurality of fourth through holes 32 penetrate through the second sliding plate 31, the plurality of fourth through holes 32 and the plurality of third through holes 30 are arranged in a staggered manner, a driving rod 27 is fixedly connected to the bottom of the second sliding plate 31, and the driving rod 27 is fixedly connected with the upper end of the upper L-shaped rod 11; when the heat dissipation fan 2 is not in use, the air inlet pipe 28 can be blocked by the cooperation of the fixed plate 29 and the second sliding plate 31, so as to prevent dust from entering the cabinet 1.
The outer wall of the cabinet body 1 is provided with a groove 3, the inner wall of the groove 3 is provided with an annular inclined plane 4, the lower end of the annular inclined plane 4 is arranged opposite to the cabinet body 1, and swept dust can slide down through the annular inclined plane 4; dust screen 7 is installed to recess 3's inner wall, and recess 3 is linked together through a plurality of first through-holes 8 and the cabinet body 1, runs through on the first sliding plate 9 and is equipped with a plurality of second through-holes 10, and a plurality of second through-holes 10 are relative with a plurality of first through-holes 8 dislocation set and part, run through on the cabinet body 1 to be equipped with rather than the quarter butt 5 of rotating the connection, and the one end fixedly connected with pole brush 6 of quarter butt 5, the outside counterbalance of pole brush 6 and dust screen 7.
A transmission mechanism is arranged between the short rod 5 and the first fixed block 13 as well as between the short rod 5 and the first sliding plate 9, the transmission mechanism comprises a vertical rod 15 fixed on the first fixed block 13, a first gear 16 is installed on the vertical rod 15, a second gear 12 is fixedly connected on the short rod 5, the second gear 12 is meshed with the first gear 16, a third fixed block 18 is fixedly connected on the first sliding plate 9, a rack plate 17 is fixedly connected on the third fixed block 18, and the rack plate 17 is meshed with the first gear 16; a through groove 33 penetrates through the first sliding plate 9, the through groove 33 is arranged opposite to the short rod 5, and the through groove 33 is communicated with the second through hole 10; wherein the short bar 5 is arranged through the second through hole 10.
In the invention, the second through hole 10 is opposite to the first through hole 8, so that air can flow into the cabinet body 1 through the opposite part and is discharged through the opposite hole part on the other side, thus the air in the cabinet body 1 can flow and the heat dissipation in the cabinet body 1 can be realized, dust in the air can be filtered through the dustproof net 7, and the dust can be prevented from entering the cabinet body 1;
along with the rise of the temperature in the cabinet body 1, the expansion liquid 22 is heated to expand, so that the piston 21 and the guide rod 23 are driven to move upwards, the guide rod 23 moves upwards to drive the upper L-shaped rod 11, the first sliding plate 9 and the lower L-shaped rod 14 to move, the area of the first through hole 8 opposite to the area of the second through hole 10 is increased, the air quantity entering the cabinet body 1 can be increased, the heat dissipation degree in the cabinet body 1 can be increased, and manual adjustment is not needed;
meanwhile, the first sliding plate 9 moves upwards to drive the third fixing block 18 and the rack plate 17 to move upwards, the rack plate 17 moves upwards to drive the first gear 16 to rotate, the first gear 16 rotates to drive the second gear 12 to rotate, so that the short rod 5 and the rod brush 6 can rotate, the dust screen 7 can be cleaned through the rod brush 6, the cleaned and dropped dust falls on the annular inclined plane 4 and finally slides off, manual cleaning is not needed, and the workload of workers is reduced;
if the heat dissipation effect in the cabinet body 1 is still insufficient, the upper L-shaped rod 11 continues to move upwards, the first electric contact piece 24 abuts against the second electric contact piece 26, the heat dissipation fan 2 is powered on, the corresponding upper L-shaped rod 11 moves upwards to drive the driving rod 27 to move upwards, and further the second sliding plate 31 is driven to move upwards, at the moment, the first through hole 8 is just opposite to the second through hole 10, and the third through hole 30 is opposite to the fourth through hole 32, so that heat in the cabinet body 1 can be discharged, and efficient heat dissipation can be performed in the cabinet body 1;
along with the work of cooling fan 2, the heat reduces in the cabinet body 1, then expansion liquid 22 shrinkage, first electric contact 24 and second electric contact 26 separation, then first sliding plate 9 and second sliding plate 31 reset, and cooling fan 2 stop work can be closed when no longer using cooling fan 2, saves the electric energy to it.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. A power distribution cabinet with high heat dissipation performance comprises a cabinet body (1) and is characterized in that heat dissipation fans (2) are mounted at the upper ends of two sides of the cabinet body (1), air inlet ends of the two heat dissipation fans (2) are provided with air inlet pipes (28), a ventilation mechanism located below the two heat dissipation fans (2) is arranged on the cabinet body (1) and comprises a first fixing block (13) and a second fixing block (19) which are fixed on the inner wall of the cabinet body (1), the second fixing block (19) is located above the first fixing block (13), the first fixing block (13) and the second fixing block (19) are respectively provided with a lower L-shaped rod (14) and an upper L-shaped rod (11) which are in sliding connection with the first fixing block, a first sliding plate (9) is fixedly connected between the lower L-shaped rod (14) and the upper L-shaped rod (11), and a driving mechanism is arranged between the second fixing block (19) and the upper L-shaped rod (11), a positioning block (25) is fixedly connected to the inner wall of the cabinet body (1), a first electric contact piece (24) is fixedly connected to the upper end of the upper L-shaped rod (11), a second electric contact piece (26) opposite to the first electric contact piece (24) is fixed to the lower end of the positioning block (25), a plugging mechanism is arranged between the upper L-shaped rod (11) and the air inlet pipe (28), a groove (3) is formed in the outer wall of the cabinet body (1), a dust-proof net (7) is installed on the inner wall of the groove (3), the groove (3) is communicated with the cabinet body (1) through a plurality of first through holes (8), a plurality of second through holes (10) are arranged on the first sliding plate (9) in a penetrating mode, the second through holes (10) are arranged in a staggered mode and partially opposite to the first through holes (8), a short rod (5) rotatably connected with the cabinet body (1) is arranged on the cabinet body (1) in a penetrating mode, and a rod brush (6) is fixedly connected to, the rod brush (6) is abutted against the outer part of the dustproof net (7), and a transmission mechanism is arranged between the short rod (5) and the first fixed block (13) as well as between the short rod and the first sliding plate (9).
2. The switch board with high heat dissipation performance according to claim 1, wherein the air inlet pipe (28) is located inside the cabinet body (1), and the air inlet pipe (28) is connected with the air inlet end of the heat dissipation fan (2) through a bolt.
3. The switch board with high heat dissipation performance according to claim 1, wherein the driving mechanism includes a hollow rod (20) fixed on the second fixed block (19), a piston (21) is slidably connected in the hollow rod (20), an expansion liquid (22) is provided between the piston (21) and the hollow rod (20), a guide rod (23) is fixedly connected to an upper end of the piston (21), the guide rod (23) penetrates through the hollow rod (20) and is slidably connected thereto, and an upper end of the guide rod (23) is fixedly connected to a bottom of the upper L-shaped rod (11).
4. The switch board with high heat dissipation performance according to claim 1, wherein the first electrical contact (24) and the second electrical contact (26) are electrically connected to the heat dissipation fan (2).
5. The switch board with high heat dissipation performance according to claim 1, wherein the blocking mechanism includes a fixed plate (29) fixed inside the air inlet pipe (28), a plurality of third through holes (30) are formed through the fixed plate (29), a second sliding plate (31) is vertically inserted through the air inlet pipe (28), the second sliding plate (31) abuts against the fixed plate (29), a plurality of fourth through holes (32) are formed through the second sliding plate (31), the plurality of fourth through holes (32) are staggered from the plurality of third through holes (30), a driving rod (27) is fixedly connected to a bottom of the second sliding plate (31), and the driving rod (27) is fixedly connected to an upper end of the upper L-shaped rod (11).
6. The switch cabinet with high heat dissipation performance according to claim 1, wherein the inner wall of the groove (3) is provided with an annular inclined surface (4), and the lower end of the annular inclined surface (4) is arranged opposite to the cabinet body (1).
7. The switch board with high heat dissipation performance according to claim 1, wherein the transmission mechanism includes a vertical rod (15) fixed on the first fixed block (13), a first gear (16) is installed on the vertical rod (15), a second gear (12) is fixedly connected to the short rod (5), the second gear (12) is meshed with the first gear (16), a third fixed block (18) is fixedly connected to the first sliding plate (9), a rack plate (17) is fixedly connected to the third fixed block (18), and the rack plate (17) is meshed with the first gear (16).
8. The switch board with high heat dissipation performance according to claim 1, wherein a through slot (33) is formed through the first sliding plate (9), the through slot (33) is disposed opposite to the short rod (5), and the through slot (33) is communicated with the second through hole (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110091621.5A CN112928653B (en) | 2021-01-23 | 2021-01-23 | Switch board with high heat dispersion |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110091621.5A CN112928653B (en) | 2021-01-23 | 2021-01-23 | Switch board with high heat dispersion |
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| CN112928653A true CN112928653A (en) | 2021-06-08 |
| CN112928653B CN112928653B (en) | 2023-05-26 |
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| CN202110091621.5A Active CN112928653B (en) | 2021-01-23 | 2021-01-23 | Switch board with high heat dispersion |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116247547A (en) * | 2023-05-12 | 2023-06-09 | 河北久维电子科技有限公司 | Power distribution cabinet capable of improving internal heat dissipation efficiency |
| CN116759907A (en) * | 2023-08-11 | 2023-09-15 | 广州羊城电气设备有限公司 | Switch board with drying function |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116247547A (en) * | 2023-05-12 | 2023-06-09 | 河北久维电子科技有限公司 | Power distribution cabinet capable of improving internal heat dissipation efficiency |
| CN116247547B (en) * | 2023-05-12 | 2023-07-07 | 河北久维电子科技有限公司 | Power distribution cabinet capable of improving internal heat dissipation efficiency |
| CN116759907A (en) * | 2023-08-11 | 2023-09-15 | 广州羊城电气设备有限公司 | Switch board with drying function |
| CN116759907B (en) * | 2023-08-11 | 2023-12-19 | 广州羊城电气设备有限公司 | Switch board with drying function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112928653B (en) | 2023-05-26 |
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Effective date of registration: 20230506 Address after: Building 2, 101, No. 7 Huanguan South Road, Junjunbu Community, Guanlan Street, Longhua District, Shenzhen City, Guangdong Province, 518110 Applicant after: Shenzhen Sentong Power Technology Co.,Ltd. Address before: 110000 Northeast University, No.11, Lane 3, Wenhua Road, Heping District, Shenyang City, Liaoning Province Applicant before: Xi Zhanzhou |
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