CN114284916A - Power grid power distribution cabinet based on heat radiation structure - Google Patents
Power grid power distribution cabinet based on heat radiation structure Download PDFInfo
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- CN114284916A CN114284916A CN202210033608.9A CN202210033608A CN114284916A CN 114284916 A CN114284916 A CN 114284916A CN 202210033608 A CN202210033608 A CN 202210033608A CN 114284916 A CN114284916 A CN 114284916A
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Abstract
The invention is suitable for the technical field of power grid power distribution cabinets, and provides a power grid power distribution cabinet based on a heat dissipation structure, which comprises a cabinet body and a cover plate; the cabinet body is internally divided into a first heat dissipation cavity and a second heat dissipation cavity by a fixed clapboard; the fixed clapboard is provided with a middle ventilation opening; a first placing plate and a second placing plate are fixedly installed on one side of the cover plate respectively, and turbulence mechanisms are arranged on the first placing plate and the second placing plate respectively; a first placing plate extending into the first heat dissipation cavity separates the first heat dissipation cavity into a heat dissipation air duct D and a heat dissipation air duct C; the second placing plate extending into the second heat dissipation cavity separates the second heat dissipation cavity into a heat dissipation air duct B and a heat dissipation air duct A. According to the embodiment of the invention, cold air flow can fully pass through each placing mechanism, the air flow in the cabinet body can be guided, the path of the air flow passing through the cabinet body is prolonged, the drying effect on electrical equipment is ensured, and the cold air flow can be fully utilized.
Description
Technical Field
The invention belongs to the technical field of power grid power distribution cabinets, and particularly relates to a power grid power distribution cabinet based on a heat dissipation structure.
Background
The switch board is especially important for the electric network system, however, most switch boards in the prior art are of sealed structures. This can lead to equipment and circuit failures that can easily occur when the switch board is operating at high load or in hot weather or when the ambient temperature is high.
The patent document with publication number CN214313942U discloses a power distribution cabinet capable of automatically dissipating heat, which includes a cabinet body, wherein the cabinet body is provided with a heat dissipation opening, the cabinet body is detachably provided with a fixing plate at the heat dissipation opening, and a filter screen is arranged inside the fixing plate; the fixing plate is provided with a plurality of fixing grooves which are symmetrically arranged relative to the symmetrical plane of the fixing plate, the cabinet body is fixedly provided with a plurality of fixing columns, and the fixing columns are provided with clamping pieces for clamping the fixing plate; the fixed plate is provided with a fixed assembly for ensuring the fixed stability of the fixed plate.
Still as in patent document with publication number CN113784579A, disclose a circulation heat radiation structure and contain rack of this structure, this circulation heat radiation structure includes the upper portion cabinet body, the middle part cabinet body and the lower part cabinet body, upper portion cabinet body lower extreme is the opening form, accept the boss on the internal lateral wall lower extreme fixedly connected with of upper portion cabinet, lower part cabinet body upper end is the opening form, the boss is accepted under the internal wall upper end fixedly connected with of lower part cabinet.
The power distribution cabinet convenient to radiate heat comprises a box body, wherein a fixed shaft is fixedly connected to the inner bottom wall of the box body, a first rotating plate is connected to the middle of the outer surface of the fixed shaft in a rotating mode, a first arc block is fixedly connected to the right side face of the first rotating plate, a second arc block is fixedly connected to the front face of the first arc block, a first square opening is formed in the left side face of the second arc block, a first sliding groove is formed in the inner wall of the first square opening, and a first sliding block is connected to the inner portion of the first sliding groove in a sliding mode.
In the above scheme, although can carry out the heat dissipation treatment to the electrical equipment of installing in the cabinet body, the structure is comparatively single, gets into the internal cold air current of cabinet and can't carry out abundant contact to electrical equipment to guarantee the radiating effect to electrical equipment, and the cold air current can't obtain abundant heat transfer utilization, and is limited to electrical equipment heat dissipation cooling effect.
Disclosure of Invention
The invention aims to provide a power grid power distribution cabinet based on a heat dissipation structure, and aims to solve the problems that the existing power grid power distribution cabinet is single in structure, cold air flow entering the cabinet body cannot fully contact electrical equipment so as to ensure the heat dissipation effect of the electrical equipment, and the cold air flow cannot be fully utilized in heat exchange.
In order to solve the above problems, the present invention provides the following technical solutions.
The utility model provides a power grid switch board based on heat radiation structure, includes:
a cabinet body and a cover plate;
the cabinet body is internally divided into a first heat dissipation cavity and a second heat dissipation cavity by a fixed partition plate; the fixed partition plate is provided with a middle vent, and cold airflow in the second heat dissipation cavity enters the first heat dissipation cavity through the middle vent;
a first placing plate and a second placing plate are fixedly mounted on one side of the cover plate respectively, and turbulent flow mechanisms are arranged on the first placing plate and the second placing plate respectively; the first placing plate extending into the first heat dissipation cavity separates the first heat dissipation cavity into a heat dissipation air channel D and a heat dissipation air channel C, an upper vent is formed at the end part of the first placing plate, and airflow in the heat dissipation air channel C enters the heat dissipation air channel D through the upper vent; a second placing plate extending into the second heat dissipation cavity separates the second heat dissipation cavity into a heat dissipation air channel B and a heat dissipation air channel A; a lower vent is formed in the end part of the second placing plate, and airflow in the heat dissipation air duct A enters the heat dissipation air duct B through the lower vent;
the first placing plate and the second placing plate are fixedly provided with a plurality of placing mechanisms, and the electrical equipment needing to be cooled is placed on the placing mechanisms.
In some embodiments provided by the present invention, the placing mechanism includes a placing platform, a plurality of placing grooves are uniformly distributed on the placing platform, the electrical equipment to be cooled is placed in the corresponding placing groove, a clamping block is slidably arranged in each of the placing grooves, an adjusting screw is rotatably arranged on the clamping block, and the adjusting screw is mounted on the placing platform in a threaded connection manner, so that the adjusting screw is rotated to push the clamping block to move in the placing groove, so as to clamp and fix the electrical equipment placed in the placing groove by using the clamping block.
In some embodiments provided by the present invention, the first placing plate and the second placing plate are both provided with a supporting channel, both sides of the supporting channel are provided with a supporting through hole, and the spoiler mechanism includes:
two ends of the double-sided support rack respectively extend into the two support through holes in a sliding manner, and the end part of the double-sided support rack is connected with the end part of the support through hole in a supporting manner through a support spring;
the first movable spoiler is fixedly provided with a first supporting gear, the first supporting gear is rotatably arranged in the supporting channel, and the first supporting gear is meshed with the upper surface of the double-sided supporting rack;
the second movable spoiler is fixedly provided with a second supporting gear, the second supporting gear is rotatably arranged in the supporting channel, and the second supporting gear is meshed with the lower surface of the double-sided supporting rack;
therefore, in the specific implementation of the spoiler mechanism according to the embodiment of the present invention, when the double-sided support rack moves, the first movable spoiler can be driven to rotate around the axis of the first support gear by a certain angle, and the second movable spoiler can be driven to rotate around the axis of the second support gear by a certain angle.
In some embodiments of the present invention, a second fixed spoiler is fixedly disposed on the transverse plate, a first fixed spoiler is fixedly disposed on the fixed partition plate, when the first and second placement plates completely extend into the cabinet body, a distance between a free end of the second fixed spoiler and an axis of the first support gear is greater than a length of the first movable spoiler, and a distance between the free end of the first fixed spoiler and an axis of the second support gear is greater than a length of the second movable spoiler.
In some embodiments provided by the invention, when the first placing plate and the second placing plate completely extend into the cabinet body, the first placing plate, the fixed partition plate and the second placing plate divide the cabinet body into a heat dissipation air duct D, a heat dissipation air duct C, a heat dissipation air duct B and a heat dissipation air duct a which are sequentially arranged from top to bottom, and a snake-shaped air duct is formed in the cabinet body through the arranged middle vent, the upper vent and the lower vent.
In an embodiment of the present invention, a heat dissipation air outlet pipe is disposed on the top of the cover plate, and the heat dissipation air outlet pipe is communicated with the heat dissipation air duct D.
In some embodiments provided by the invention, two push-pull windows are arranged on the cabinet body on the same side as the cover plate, wherein one push-pull window corresponds to the first heat dissipation cavity, and the other push-pull window corresponds to the second heat dissipation cavity; the first placing plate extends into the first heat dissipation cavity through one of the push-pull windows, and the second placing plate extends into the second heat dissipation cavity through the other push-pull window.
In some embodiments provided herein, the cover plate is fixedly mounted on the base; the base is also provided with a cold air supply device for introducing cold air into the second heat dissipation cavity; the cold air supply device introduces cold air into the heat dissipation air duct A;
the cold air supply device comprises a blast box fixedly mounted on the base, an air blowing cavity and a cooling cavity are arranged in the blast box, the cold air supply device comprises an air blower fixedly mounted in the air blowing cavity, and the cold air supply device further comprises a semiconductor refrigeration plate arranged in the cooling cavity; the uncovered department in blast chamber is provided with the protection filter screen, the import of semiconductor refrigeration board is connected with the air outlet of air-blower, the export of semiconductor refrigeration board has the air supply pipeline, the tip of air supply pipeline extends to the opposite side of apron, when forming heat dissipation wind channel A promptly, the tip of air supply pipeline extends to in the heat dissipation wind channel A.
In some embodiments provided by the invention, a transverse plate is fixedly installed on one side of the cover plate, an adjusting rack is fixedly arranged on the transverse plate, a driving gear is rotatably arranged on the cabinet body, the driving gear is meshed with the adjusting rack, and a forward and reverse rotation servo motor for driving the driving gear to rotate is fixedly arranged on the cabinet body.
In some embodiments of the present invention, the cold air flow introduced into the cabinet by the cold air supply device is a variable speed air flow, and the blower of the blower and the blower of the exhaust fan are both variable speed blowers.
Compared with the prior art, in the power grid power distribution cabinet provided by the embodiment of the invention, cold air flow entering the cabinet body sequentially passes through the cooling air duct A, the blast box, the cooling air duct C and the cooling air duct D, so that the cold air flow can fully pass through each placing mechanism, the cold air flow can be fully utilized, and a plurality of electrical devices on the placing mechanisms are cooled; the embodiment of the invention also can guide the airflow in the cabinet body through the arranged first fixed spoiler and the second fixed spoiler, and when the airflow blows to the first movable spoiler and the second movable spoiler on the spoiler mechanism, the path of the airflow passing through the cabinet body can be further prolonged through the arranged first movable spoiler and the second movable spoiler, so that the drying effect of the cold airflow on the electrical equipment is further improved, and the cold airflow can be fully utilized; according to the power distribution cabinet for the power grid, provided by the embodiment of the invention, the cover plate is continuously away from the cabinet body, so that the first placing plate and the second placing plate can be pulled out of the cabinet body, and the electrical equipment can be conveniently placed on the placing mechanism.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.
Fig. 1 is a schematic structural diagram of a power distribution cabinet of a power grid based on a heat dissipation structure in a use state according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a state of a power distribution cabinet of a power grid based on a heat dissipation structure when an electrical device is installed according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a turbulence mechanism in a power distribution cabinet based on a heat dissipation structure according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a placement mechanism in a power distribution cabinet of a power grid based on a heat dissipation structure according to an embodiment of the present invention;
fig. 5 is a front view of a spoiler in a power distribution cabinet of a power grid based on a heat dissipation structure according to an embodiment of the present invention;
fig. 6 is a schematic position diagram of a placement mechanism and a placement plate in a power distribution cabinet based on a heat dissipation structure according to an embodiment of the present invention;
FIG. 7 is an enlarged view of the structure at B in FIG. 6;
fig. 8 is an enlarged schematic view of a portion a in fig. 1.
In the drawings: 100. a cabinet body; 101. fixing the partition board; 102. a first heat dissipation chamber; 1021. a heat dissipation air duct D; 1022. a heat dissipation air duct C; 103. a second heat dissipation chamber; 1031. a heat dissipation air duct B; 1032. a heat dissipation air duct A; 104. sliding the window; 105. a first fixed spoiler; 106. a middle vent; 200. a cover plate; 201. a rubber block; 202. a base; 203. a heat dissipation air outlet pipe; 204. positioning blocks; 205. a drive gear; 206. a first placing plate; 207. an upper vent; 208. a second placing plate; 209. a lower vent; 210. a transverse plate; 211. a second fixed spoiler; 212. adjusting the rack; 213. a rubber pad; 214. a positive and negative rotation servo motor; 300. a cold air supply device; 301. a blast box; 302. a blower; 303. a blowing cavity; 304. a cooling chamber; 305. a semiconductor refrigeration plate; 306. a protective filter screen; 307. a supply air line; 400. an electrical device; 500. a flow disturbing mechanism; 501. a support channel; 502. supporting the through hole; 503. a support spring; 504. a double-sided support rack; 505. a first support gear; 506. a first movable spoiler; 507. a second movable spoiler; 508. a second support gear; 600. a placement mechanism; 601. placing a platform; 602. a placement groove; 603. a clamping block; 604. adjusting the screw rod; 700. a first caster; 800. a second caster.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. Specific implementations of the present invention are described in detail below with reference to specific embodiments.
Example 1
As shown in fig. 1-2, in a preferred embodiment provided by the present invention, there is provided a power grid distribution cabinet based on a heat dissipation structure, the power grid distribution cabinet includes a cabinet 100 and a cover plate 200;
a first heat dissipation cavity 102 and a second heat dissipation cavity 103 are formed in the cabinet body 100 through a fixed partition plate 101 in a separated mode; a middle vent 106 is formed in the fixed partition 101, and cold airflow in the second heat dissipation cavity 103 enters the first heat dissipation cavity 102 through the middle vent 106;
a first placing plate 206 and a second placing plate 208 are fixedly mounted on one side of the cover plate 200, wherein the first placing plate 206 extending into the first heat dissipation cavity 102 separates the interior of the first heat dissipation cavity 102 into a heat dissipation air duct D1021 and a heat dissipation air duct C1022, an upper vent 207 is formed at an end of the first placing plate 206, and airflow in the heat dissipation air duct C1022 enters the heat dissipation air duct D1021 through the upper vent 207; the second placing plate 208 extending into the second heat dissipation chamber 103 divides the second heat dissipation chamber 103 into a heat dissipation air duct B1031 and a heat dissipation air duct a 1032; the end of the second placement plate 208 is provided with a lower vent 209, and the airflow in the heat dissipation air duct a1032 enters the heat dissipation air duct B1031 through the lower vent 209.
Example 2
As shown in fig. 1-2, in a preferred embodiment provided by the present invention, there is provided a power grid distribution cabinet based on a heat dissipation structure, the power grid distribution cabinet includes a cabinet 100 and a cover plate 200;
a first heat dissipation cavity 102 and a second heat dissipation cavity 103 are formed in the cabinet body 100 through a fixed partition plate 101 in a separated mode; a middle vent 106 is formed in the fixed partition 101, and cold airflow in the second heat dissipation cavity 103 enters the first heat dissipation cavity 102 through the middle vent 106;
a first placing plate 206 and a second placing plate 208 are fixedly mounted on one side of the cover plate 200, wherein the first placing plate 206 extending into the first heat dissipation cavity 102 separates the interior of the first heat dissipation cavity 102 into a heat dissipation air duct D1021 and a heat dissipation air duct C1022, an upper vent 207 is formed at an end of the first placing plate 206, and airflow in the heat dissipation air duct C1022 enters the heat dissipation air duct D1021 through the upper vent 207; the second placing plate 208 extending into the second heat dissipation chamber 103 divides the second heat dissipation chamber 103 into a heat dissipation air duct B1031 and a heat dissipation air duct a 1032; the end of the second placement plate 208 is provided with a lower vent 209, and the airflow in the heat dissipation air duct a1032 enters the heat dissipation air duct B1031 through the lower vent 209.
As shown in fig. 1 to 3, in the preferred embodiment of the present invention, a plurality of placement mechanisms 600 are fixedly disposed on each of the first placement plate 206 and the second placement plate 208, and the electrical device 400 to be cooled is placed on the placement mechanisms 600.
As shown in fig. 4, 6 and 7, in a preferred embodiment of the present invention, the placing mechanism 600 includes a placing platform 601, a plurality of placing slots 602 are uniformly distributed on the placing platform 601, the electrical device 400 to be cooled is placed in the corresponding placing slots 602, a clamping block 603 is slidably disposed in each of the placing slots 602, an adjusting screw 604 is rotatably disposed on the clamping block 603, and the adjusting screw 604 is mounted on the placing platform 601 through a threaded connection manner, so that the clamping block 603 can be pushed to move in the placing slot 602 by rotating the adjusting screw 604, so as to clamp and fix the electrical device 400 placed in the placing slot 602 by using the clamping block 603.
Example 3
As shown in fig. 1-2, in a preferred embodiment provided by the present invention, there is provided a power grid distribution cabinet based on a heat dissipation structure, the power grid distribution cabinet includes a cabinet 100 and a cover plate 200;
a first heat dissipation cavity 102 and a second heat dissipation cavity 103 are formed in the cabinet body 100 through a fixed partition plate 101 in a separated mode; a middle vent 106 is formed in the fixed partition 101, and cold airflow in the second heat dissipation cavity 103 enters the first heat dissipation cavity 102 through the middle vent 106;
a first placing plate 206 and a second placing plate 208 are fixedly mounted on one side of the cover plate 200, wherein the first placing plate 206 extending into the first heat dissipation cavity 102 separates the interior of the first heat dissipation cavity 102 into a heat dissipation air duct D1021 and a heat dissipation air duct C1022, an upper vent 207 is formed at an end of the first placing plate 206, and airflow in the heat dissipation air duct C1022 enters the heat dissipation air duct D1021 through the upper vent 207; the second placing plate 208 extending into the second heat dissipation chamber 103 divides the second heat dissipation chamber 103 into a heat dissipation air duct B1031 and a heat dissipation air duct a 1032; the end of the second placement plate 208 is provided with a lower vent 209, and the airflow in the heat dissipation air duct a1032 enters the heat dissipation air duct B1031 through the lower vent 209.
As shown in fig. 1 to 3, in the preferred embodiment of the present invention, a plurality of placement mechanisms 600 are fixedly disposed on each of the first placement plate 206 and the second placement plate 208, and the electrical device 400 to be cooled is placed on the placement mechanisms 600.
As shown in fig. 4, 6 and 7, in a preferred embodiment of the present invention, the placing mechanism 600 includes a placing platform 601, a plurality of placing slots 602 are uniformly distributed on the placing platform 601, the electrical device 400 to be cooled is placed in the corresponding placing slots 602, a clamping block 603 is slidably disposed in each of the placing slots 602, an adjusting screw 604 is rotatably disposed on the clamping block 603, and the adjusting screw 604 is mounted on the placing platform 601 through a threaded connection manner, so that the clamping block 603 can be pushed to move in the placing slot 602 by rotating the adjusting screw 604, so as to clamp and fix the electrical device 400 placed in the placing slot 602 by using the clamping block 603.
As shown in fig. 1 to 3, in the embodiment of the present invention, the first placing plate 206 and the second placing plate 208 are both provided with a flow disturbing mechanism 500, the first placing plate 206 and the second placing plate 208 are both provided with a supporting channel 501, both sides of the inside of the supporting channel 501 are provided with supporting through holes 502, and the flow disturbing mechanism 500 includes:
two ends of the double-sided support rack 504 respectively extend into the two support through holes 502 in a sliding manner, and the end part of the double-sided support rack 504 is in support connection with the end part of the support through hole 502 through a support spring 503;
a first movable spoiler 506, wherein a first support gear 505 is fixedly installed on the first movable spoiler 506, the first support gear 505 is rotatably installed in the support channel 501, and the first support gear 505 is engaged with the upper surface of the double-sided support rack 504;
a second movable spoiler 507, wherein a second support gear 508 is fixedly installed on the second movable spoiler 507, the second support gear 508 is rotatably installed in the support channel 501, and the second support gear 508 is engaged with the lower surface of the double-sided support rack 504.
Therefore, in the embodiment of the invention, when the double-sided supporting rack 504 moves, the first movable spoiler 506 can be driven to rotate a certain angle around the axis of the first supporting gear 505, and the second movable spoiler 507 can be driven to rotate a certain angle around the axis of the second supporting gear 508.
Further, as shown in fig. 1-2, in the embodiment of the present invention, the transverse plate 210 is fixedly provided with the second fixed spoiler 211, and the fixed partition plate 101 is fixedly provided with the first fixed spoiler 105, in the embodiment of the present invention, when the first placing plate 206 and the second placing plate 208 completely extend into the cabinet body 100, neither the first movable spoiler 506 rotating around the axis of the first supporting gear 505 nor the second movable spoiler 507 rotating around the axis of the second supporting gear 508 interferes with the second fixed spoiler 211 and the first fixed spoiler 105; when the first and second placement plates 206 and 208 are fully inserted into the cabinet 100, the distance between the free end of the second fixed spoiler 211 and the axial center of the first support gear 505 is greater than the length of the first movable spoiler 506, and the distance between the free end of the first fixed spoiler 105 and the axial center of the second support gear 508 is greater than the length of the second movable spoiler 507.
When the first placement board 206 and the second placement board 208 are fully extended into the cabinet 100:
in the first heat dissipation chamber 102, the first movable spoiler 506 on the first placing plate 206 is located between the two second fixed spoilers 211, and the second movable spoiler 507 on the first placing plate 206 is located between the two first fixed spoilers 105;
in the second heat dissipation chamber 103, the first movable spoiler 506 on the second placement plate 208 is located between the two first fixed spoilers 105, and the second movable spoiler 507 on the second placement plate 208 is located between the two second fixed spoilers 211.
Further, when the first placing plate 206 and the second placing plate 208 completely extend into the cabinet 100, the first placing plate 206, the fixed partition plate 101 and the second placing plate 208 partition the cabinet 100 into a heat dissipation air duct D1021, a heat dissipation air duct C1022, a heat dissipation air duct B1031 and a heat dissipation air duct a1032 which are sequentially arranged from top to bottom, and a snake-shaped air duct is formed in the cabinet 100 through the arranged middle vent 106, the upper vent 207 and the lower vent 209.
Further, as shown in fig. 1 and fig. 2, in the embodiment of the present invention, a heat dissipation air outlet pipe 203 is disposed at the top of the cover plate 200, and the heat dissipation air outlet pipe 203 is communicated with the heat dissipation air duct D1021.
In the specific implementation of the power distribution cabinet according to the embodiment of the present invention, the cold air flow entering the cabinet 100 passes through the heat dissipation air duct a1032, the heat dissipation air duct B1031, the heat dissipation air duct C1022, and the heat dissipation air duct D1021 in sequence, so that the cold air flow can sufficiently pass through each placement mechanism 600, so that the cold air flow can be utilized sufficiently, and the heat dissipation can be performed on the plurality of electrical devices 400 on the placement mechanism 600, and further, the air flow in the cabinet 100 can be guided by the first fixed spoiler 105 and the second fixed spoiler 211, when the air flow blows towards the first movable spoiler 506 and the second movable spoiler 507 on the spoiler mechanism 500, the path of the air flow passing through the cabinet 100 can be further extended by the first movable spoiler 506 and the second movable spoiler 507, so as to further improve the drying effect of the cold air flow on the electrical devices 400, so that the cold air flow can be fully utilized.
Example 4
As shown in fig. 1-2, in a preferred embodiment provided by the present invention, there is provided a power grid distribution cabinet based on a heat dissipation structure, the power grid distribution cabinet includes a cabinet 100 and a cover plate 200;
a first heat dissipation cavity 102 and a second heat dissipation cavity 103 are formed in the cabinet body 100 through a fixed partition plate 101 in a separated mode; a middle vent 106 is formed in the fixed partition 101, and cold airflow in the second heat dissipation cavity 103 enters the first heat dissipation cavity 102 through the middle vent 106;
a first placing plate 206 and a second placing plate 208 are fixedly mounted on one side of the cover plate 200, wherein the first placing plate 206 extending into the first heat dissipation cavity 102 separates the interior of the first heat dissipation cavity 102 into a heat dissipation air duct D1021 and a heat dissipation air duct C1022, an upper vent 207 is formed at an end of the first placing plate 206, and airflow in the heat dissipation air duct C1022 enters the heat dissipation air duct D1021 through the upper vent 207; the second placing plate 208 extending into the second heat dissipation chamber 103 divides the second heat dissipation chamber 103 into a heat dissipation air duct B1031 and a heat dissipation air duct a 1032; the end of the second placement plate 208 is provided with a lower vent 209, and the airflow in the heat dissipation air duct a1032 enters the heat dissipation air duct B1031 through the lower vent 209.
As shown in fig. 1 to 3, in the preferred embodiment of the present invention, a plurality of placement mechanisms 600 are fixedly disposed on each of the first placement plate 206 and the second placement plate 208, and the electrical device 400 to be cooled is placed on the placement mechanisms 600.
As shown in fig. 4, 6 and 7, in a preferred embodiment of the present invention, the placing mechanism 600 includes a placing platform 601, a plurality of placing slots 602 are uniformly distributed on the placing platform 601, the electrical device 400 to be cooled is placed in the corresponding placing slots 602, a clamping block 603 is slidably disposed in each of the placing slots 602, an adjusting screw 604 is rotatably disposed on the clamping block 603, and the adjusting screw 604 is mounted on the placing platform 601 through a threaded connection manner, so that the clamping block 603 can be pushed to move in the placing slot 602 by rotating the adjusting screw 604, so as to clamp and fix the electrical device 400 placed in the placing slot 602 by using the clamping block 603.
As shown in fig. 1 to 3, in the embodiment of the present invention, the first placing plate 206 and the second placing plate 208 are both provided with a flow disturbing mechanism 500, the first placing plate 206 and the second placing plate 208 are both provided with a supporting channel 501, both sides of the inside of the supporting channel 501 are provided with supporting through holes 502, and the flow disturbing mechanism 500 includes:
two ends of the double-sided support rack 504 respectively extend into the two support through holes 502 in a sliding manner, and the end part of the double-sided support rack 504 is in support connection with the end part of the support through hole 502 through a support spring 503;
a first movable spoiler 506, wherein a first support gear 505 is fixedly installed on the first movable spoiler 506, the first support gear 505 is rotatably installed in the support channel 501, and the first support gear 505 is engaged with the upper surface of the double-sided support rack 504;
a second movable spoiler 507, wherein a second support gear 508 is fixedly installed on the second movable spoiler 507, the second support gear 508 is rotatably installed in the support channel 501, and the second support gear 508 is engaged with the lower surface of the double-sided support rack 504.
Therefore, in the embodiment of the invention, when the double-sided supporting rack 504 moves, the first movable spoiler 506 can be driven to rotate a certain angle around the axis of the first supporting gear 505, and the second movable spoiler 507 can be driven to rotate a certain angle around the axis of the second supporting gear 508.
Further, as shown in fig. 1-2, in the embodiment of the present invention, the transverse plate 210 is fixedly provided with the second fixed spoiler 211, and the fixed partition plate 101 is fixedly provided with the first fixed spoiler 105, in the embodiment of the present invention, when the first placing plate 206 and the second placing plate 208 completely extend into the cabinet body 100, neither the first movable spoiler 506 rotating around the axis of the first supporting gear 505 nor the second movable spoiler 507 rotating around the axis of the second supporting gear 508 interferes with the second fixed spoiler 211 and the first fixed spoiler 105; when the first and second placement plates 206 and 208 are fully inserted into the cabinet 100, the distance between the free end of the second fixed spoiler 211 and the axial center of the first support gear 505 is greater than the length of the first movable spoiler 506, and the distance between the free end of the first fixed spoiler 105 and the axial center of the second support gear 508 is greater than the length of the second movable spoiler 507.
When the first placement board 206 and the second placement board 208 are fully extended into the cabinet 100:
in the first heat dissipation chamber 102, the first movable spoiler 506 on the first placing plate 206 is located between the two second fixed spoilers 211, and the second movable spoiler 507 on the first placing plate 206 is located between the two first fixed spoilers 105;
in the second heat dissipation chamber 103, the first movable spoiler 506 on the second placement plate 208 is located between the two first fixed spoilers 105, and the second movable spoiler 507 on the second placement plate 208 is located between the two second fixed spoilers 211.
Further, when the first placing plate 206 and the second placing plate 208 completely extend into the cabinet 100, the first placing plate 206, the fixed partition plate 101 and the second placing plate 208 partition the cabinet 100 into a heat dissipation air duct D1021, a heat dissipation air duct C1022, a heat dissipation air duct B1031 and a heat dissipation air duct a1032 which are sequentially arranged from top to bottom, and a snake-shaped air duct is formed in the cabinet 100 through the arranged middle vent 106, the upper vent 207 and the lower vent 209.
Further, as shown in fig. 1 and fig. 2, in the embodiment of the present invention, a heat dissipation air outlet pipe 203 is disposed at the top of the cover plate 200, and the heat dissipation air outlet pipe 203 is communicated with the heat dissipation air duct D1021.
In the specific implementation of the power distribution cabinet according to the embodiment of the present invention, the cold air flow entering the cabinet 100 passes through the heat dissipation air duct a1032, the heat dissipation air duct B1031, the heat dissipation air duct C1022, and the heat dissipation air duct D1021 in sequence, so that the cold air flow can sufficiently pass through each placement mechanism 600, so that the cold air flow can be utilized sufficiently, and the heat dissipation can be performed on the plurality of electrical devices 400 on the placement mechanism 600, and further, the air flow in the cabinet 100 can be guided by the first fixed spoiler 105 and the second fixed spoiler 211, when the air flow blows towards the first movable spoiler 506 and the second movable spoiler 507 on the spoiler mechanism 500, the path of the air flow passing through the cabinet 100 can be further extended by the first movable spoiler 506 and the second movable spoiler 507, so as to further improve the drying effect of the cold air flow on the electrical devices 400, so that the cold air flow can be fully utilized.
As shown in fig. 1-2, in the preferred embodiment of the present invention, two sliding windows 104 are disposed on the cabinet 100 on the same side as the cover plate 200, wherein one sliding window 104 corresponds to the first heat dissipation chamber 102, and the other sliding window 104 corresponds to the second heat dissipation chamber 103; accordingly, the first placement plate 206 extends into the first heat dissipation chamber 102 through one of the push-pull windows 104, and the second placement plate 208 extends into the second heat dissipation chamber 103 through the other push-pull window 104.
Further, in the embodiment of the present invention, the cover plate 200 is fixedly installed on the base 202, and the base 202 has a first caster 700 at the bottom thereof for facilitating the pushing movement of the base 202, so that the cover plate 200 gradually approaches the cabinet 100 until the first placing plate 206 extends into the first heat dissipation chamber 102 and the second placing plate 208 extends into the second heat dissipation chamber 103; the base 202 is further provided with a cold air supply device 300 for introducing cold air into the second heat dissipation chamber 103,
preferably, in the embodiment of the present invention, the cold air supply device 300 introduces cold air into the heat dissipation air duct a 1032; specifically, as shown in fig. 2, the cold air supply device 300 includes a blower box 301 fixedly mounted on the base 202, the blower box 301 has a blower cavity 303 and a cooling cavity 304 therein, the cold air supply device 300 includes a blower 302 fixedly mounted in the blower cavity 303, and the cold air supply device 300 further includes a semiconductor refrigeration plate 305 disposed in the cooling cavity 304; the opening of the air blowing cavity 303 is provided with a protective filter screen 306, the inlet of the semiconductor refrigeration plate 305 is connected with the air outlet of the air blower 302, the outlet of the semiconductor refrigeration plate 305 is provided with an air supply pipeline 307, the end of the air supply pipeline 307 extends to the other side of the cover plate 200, that is, when a heat dissipation air channel a1032 is formed, the end of the air supply pipeline 307 extends into the heat dissipation air channel a1032, therefore, in the implementation of the cold air supply device 300 provided by the embodiment of the present invention, after the air blower 302 is started, the external air flow firstly passes through the protective filter screen 306 to be filtered, then enters the air blowing cavity 303, and then passes through the air blower 302 to be fed into the cooling cavity 304, and after being heated by the semiconductor refrigeration plate 305, the air flow is then passed through the air supply pipeline 307 to be fed into the heat dissipation air channel a 1032.
In the embodiment of the present invention, the cold air flow introduced into the cabinet 100 by the cold air supply device 300 may be a constant speed air flow or a variable speed air flow; preferably, the cool air flow introduced into the cabinet 100 by the cool air supply device 300 is a variable speed air flow, and in a specific implementation, the fan of the blower 302 is a variable speed fan, and when the air flow introduced into the cabinet 100 by the cool air supply device 300 is a variable speed air flow, instantaneous air flow pressures blown onto the first movable spoiler 506 or the second movable spoiler 507 are different, so that the first movable spoiler 506 and the second movable spoiler 507 can be angularly changed to extend an air flow path and ensure a sufficient drying effect of the cool air flow on the electrical equipment 400.
In addition, as shown in fig. 2, according to the power distribution cabinet for the power grid provided by the embodiment of the invention, by continuously separating the cover plate 200 from the cabinet body 100, the first placing plate 206 and the second placing plate 208 can be pulled out from the cabinet body 100, so that the electrical device 400 can be conveniently placed on the placing mechanism 600, or the electrical device 400 can be conveniently taken out from the placing mechanism 600, which has the advantage of being convenient to take.
Further, as shown in fig. 1-2, a second caster 800 is disposed at the bottom of the cabinet 100, and the whole drying device is conveniently moved to a designated position by the cooperation of the first caster 700 and the second caster 800.
As shown in fig. 1, 2 and 8, in order to achieve the closing or separating of the cabinet 100 with respect to the cover 200, in a preferred embodiment of the present invention, a horizontal plate 210 is fixedly installed on one side of the cover 200, an adjusting rack 212 is fixedly installed on the horizontal plate 210, a driving gear 205 is rotatably installed on the cabinet 100, the driving gear 205 is engaged with the adjusting rack 212, and a forward and reverse servo motor 214 for driving the driving gear 205 to rotate is fixedly installed on the cabinet 100, so that the driving gear 205 is driven to rotate by the forward and reverse servo motor 214, and the horizontal plate 210 is inserted into the cabinet 100 or the horizontal plate 210 is pushed out from the cabinet 100 according to the rotating direction of the driving gear 205.
Further, in the embodiment of the present invention, a positioning block 204 is further fixedly disposed at an end of the transverse plate 210, and the transverse plate 210 is prevented from being completely pulled out from the cabinet 100 by the positioning block 204.
Furthermore, the cover plate 200 is further provided with a rubber pad 213, so that when the first placing plate 206 and the second placing plate 208 completely extend into the cabinet 100, the sealing performance between the cover plate 200 and the cabinet 100 is improved, and air leakage is avoided.
Referring to fig. 1-2, in the embodiment of the present invention, the cover plate 200 is further provided with a rubber block 201 adapted to the push-pull window 104, and when the first placement plate 206 completely extends into the first heat dissipation chamber 102 and the second placement plate 208 completely extends into the second heat dissipation chamber 103, the rubber block 201 abuts against the push-pull window 104 to improve the sealing performance.
While embodiments of the invention have been disclosed above, it is not intended to be limited to the uses set forth in the specification and examples. It can be applied to all kinds of fields suitable for the present invention. Additional modifications will readily occur to those skilled in the art. It is therefore intended that the invention not be limited to the exact details and illustrations described and illustrated herein, but fall within the scope of the appended claims and equivalents thereof.
Claims (10)
1. A power grid power distribution cabinet based on a heat dissipation structure is characterized by comprising a cabinet body and a cover plate;
the cabinet body is internally divided into a first heat dissipation cavity and a second heat dissipation cavity by a fixed partition plate; the fixed partition plate is provided with a middle vent, and cold airflow in the second heat dissipation cavity enters the first heat dissipation cavity through the middle vent;
a first placing plate and a second placing plate are fixedly mounted on one side of the cover plate respectively, and turbulent flow mechanisms are arranged on the first placing plate and the second placing plate respectively;
a first placing plate extending into the first heat dissipation cavity divides the first heat dissipation cavity into a heat dissipation air channel D and a heat dissipation air channel C, an upper vent is formed at the end part of the first placing plate, and airflow in the heat dissipation air channel C enters the heat dissipation air channel D through the upper vent;
a second placing plate extending into the second heat dissipation cavity separates the second heat dissipation cavity into a heat dissipation air channel B and a heat dissipation air channel A;
a lower vent is formed in the end part of the second placing plate, and airflow in the heat dissipation air duct A enters the heat dissipation air duct B through the lower vent;
and a plurality of placing mechanisms are fixedly arranged on the first placing plate and the second placing plate.
2. The power distribution cabinet based on the heat dissipation structure, according to claim 1, wherein the placement mechanism includes a placement platform, a plurality of placement grooves are uniformly formed in the placement platform, each of the placement grooves is slidably provided with a clamping block, the clamping blocks are rotatably provided with adjusting screws, and the adjusting screws are installed on the placement platform in a threaded connection manner.
3. The utility model provides a power grid switch board based on heat radiation structure according to claim 1 or 2, characterized in that, the first board of placing with the second place and all seted up the support channel on the board, both sides all have the support through-hole in the support channel, vortex mechanism includes:
two ends of the double-sided support rack respectively extend into the two support through holes in a sliding manner, and the end part of the double-sided support rack is connected with the end part of the support through hole in a supporting manner through a support spring;
the first movable spoiler is fixedly provided with a first supporting gear, the first supporting gear is rotatably arranged in the supporting channel, and the first supporting gear is meshed with the upper surface of the double-sided supporting rack;
and a second support gear is fixedly mounted on the second movable spoiler, is rotatably arranged in the support channel and is meshed with the lower surface of the double-sided support rack.
4. The power distribution cabinet for power grids based on the heat dissipation structure as recited in claim 3, wherein a cross plate is fixedly installed at one side of the cover plate, a second fixed spoiler is fixedly installed on the cross plate, a first fixed spoiler is fixedly installed on the fixed baffle, when the first placing plate and the second placing plate completely extend into the cabinet body, a distance between a free end of the second fixed spoiler and an axis of the first supporting gear is greater than a length of the first movable spoiler, and a distance between the free end of the first fixed spoiler and an axis of the second supporting gear is greater than a length of the second movable spoiler.
5. The power grid power distribution cabinet based on the heat dissipation structure, according to claim 4, wherein when the first placing plate and the second placing plate completely extend into the cabinet body, the first placing plate, the fixed partition plate and the second placing plate separate the cabinet body to form a heat dissipation air duct D, a heat dissipation air duct C, a heat dissipation air duct B and a heat dissipation air duct A which are sequentially arranged from top to bottom, and a snake-shaped air duct is formed in the cabinet body through the arranged middle vent, the upper vent and the lower vent.
6. The power distribution cabinet based on the heat dissipation structure as claimed in claim 1 or 2, wherein a heat dissipation air outlet pipe is arranged at the top of the cover plate, and the heat dissipation air outlet pipe is communicated with the heat dissipation air duct D.
7. The power grid power distribution cabinet based on the heat dissipation structure as claimed in claim 6, wherein two push-pull windows are formed on the cabinet body on the same side as the cover plate, wherein one of the push-pull windows corresponds to the first heat dissipation cavity, and the other push-pull window corresponds to the second heat dissipation cavity; the first placing plate extends into the first heat dissipation cavity through one of the push-pull windows, and the second placing plate extends into the second heat dissipation cavity through the other push-pull window.
8. The grid power distribution cabinet based on the heat dissipation structure as recited in claim 6, wherein the cover plate is fixedly mounted on the base; the base is also provided with a cold air supply device for introducing cold air into the second heat dissipation cavity; the cold air supply device introduces cold air into the heat dissipation air duct A; the cold air supply device comprises a blast box fixedly mounted on the base, an air blowing cavity and a cooling cavity are arranged in the blast box, the cold air supply device comprises an air blower fixedly mounted in the air blowing cavity, and the cold air supply device further comprises a semiconductor refrigeration plate arranged in the cooling cavity; the uncovered department in blast chamber is provided with the protection filter screen, the import of semiconductor refrigeration board is connected with the air outlet of air-blower, the export of semiconductor refrigeration board has the air supply pipeline, the tip of air supply pipeline extends to the opposite side of apron, when forming implementation heat dissipation wind channel A, the tip of air supply pipeline extends to in the heat dissipation wind channel A.
9. The power distribution cabinet based on the heat dissipation structure, according to claim 5, wherein an adjusting rack is fixedly arranged on the transverse plate, a driving gear is rotatably arranged on the cabinet body, the driving gear is meshed with the adjusting rack, and a forward and reverse rotation servo motor for driving the driving gear to rotate is fixedly arranged on the cabinet body.
10. The grid distribution cabinet based on the heat dissipation structure of claim 8, wherein the cold air flow introduced into the cabinet by the cold air supply device is a variable speed air flow, and the fans of the air blower and the exhaust fan are both variable speed fans.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210033608.9A CN114284916A (en) | 2022-01-12 | 2022-01-12 | Power grid power distribution cabinet based on heat radiation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210033608.9A CN114284916A (en) | 2022-01-12 | 2022-01-12 | Power grid power distribution cabinet based on heat radiation structure |
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| Publication Number | Publication Date |
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| CN114284916A true CN114284916A (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210033608.9A Withdrawn CN114284916A (en) | 2022-01-12 | 2022-01-12 | Power grid power distribution cabinet based on heat radiation structure |
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| CN (1) | CN114284916A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116193822A (en) * | 2023-02-17 | 2023-05-30 | 河南海源精细化工有限公司 | Gas chromatograph for acetylene analysis |
| CN117098361A (en) * | 2023-08-09 | 2023-11-21 | 湖北弘仪智能装备股份有限公司 | Cooling method of explosion-proof box |
| CN118099620A (en) * | 2024-04-19 | 2024-05-28 | 浙江易阳能源管理有限公司 | Partition isolation type energy storage battery box |
-
2022
- 2022-01-12 CN CN202210033608.9A patent/CN114284916A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116193822A (en) * | 2023-02-17 | 2023-05-30 | 河南海源精细化工有限公司 | Gas chromatograph for acetylene analysis |
| CN117098361A (en) * | 2023-08-09 | 2023-11-21 | 湖北弘仪智能装备股份有限公司 | Cooling method of explosion-proof box |
| CN118099620A (en) * | 2024-04-19 | 2024-05-28 | 浙江易阳能源管理有限公司 | Partition isolation type energy storage battery box |
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