CN113067257B - Electric automation control's heat dissipation regulator cubicle - Google Patents
Electric automation control's heat dissipation regulator cubicle Download PDFInfo
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- CN113067257B CN113067257B CN202110335804.7A CN202110335804A CN113067257B CN 113067257 B CN113067257 B CN 113067257B CN 202110335804 A CN202110335804 A CN 202110335804A CN 113067257 B CN113067257 B CN 113067257B
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- cabinet
- groove
- push rod
- exhaust port
- sliding
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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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- Power Engineering (AREA)
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Abstract
The invention belongs to the technical field of electrical cabinets, and particularly relates to an electrical automation control heat dissipation electrical cabinet which comprises a cabinet bottom, a cabinet door, a cabinet body, a cabinet cover and a controller, wherein the cabinet bottom is provided with a cabinet door opening; an exhaust port is formed in one side, away from the cabinet door, of the cabinet body, and a sliding rail is mounted inside the cabinet body; the number of the slide rails is at least two, the slide rails are fixedly connected to the upper end of the cabinet bottom, and an installation plate is connected above the slide rails in a sliding manner; an exhaust fan is arranged at the upper end of the cabinet bottom; the exhaust fan is positioned between the two slide rails; according to the invention, the electric push rod can push the mounting plate to be away from the exhaust port through the matching of the slide rail and the electric push rod, so that rainwater is prevented from invading from the exhaust port in rainy days, the electric equipment on the mounting plate is influenced, and the mounting plate can drive the baffle plate to ascend when being away from the exhaust port through the arrangement of the baffle plate, so that the baffle plate blocks the exhaust port, rainwater is prevented from entering the electric cabinet, the humidity increase in the electric cabinet is avoided, and the service life of the electric equipment in the electric cabinet is prolonged.
Description
Technical Field
The invention belongs to the technical field of electrical cabinets, and particularly relates to an electrical automation controlled heat dissipation electrical cabinet.
Background
The regulator cubicle is important power supply unit, and is visible everywhere in the open air, but on the gust rain day, the rainwater is from the gas vent invasion of regulator cubicle under the blowing of wind, on the one hand can directly contact with the inside electrical equipment of regulator cubicle for electrical equipment receives the harm, and on the other hand rainwater accumulation is in the regulator cubicle, makes the inside humidity of regulator cubicle increase, influences electrical equipment's life.
Some technical schemes related to an electrical automation controlled heat dissipation electrical cabinet also appear in the prior art, and for example, a chinese patent with application number CN202020890745.0 discloses an electrical automation controlled heat dissipation electrical cabinet, which comprises a cabinet body, wherein one side of the cabinet body is movably connected with a cabinet door, one side of the cabinet body is fixedly connected with a vent, the interior of the cabinet body is movably connected with a moving pipe, one side of the cabinet body is fixedly connected with an exhaust fan, one side of the exhaust fan is fixedly connected with an exhaust pipe, and the exhaust pipe is movably connected with the interior of the moving pipe; according to the technical scheme, the fixing plate is arranged to block dust, so that the aim of reducing dust entering the cabinet body is fulfilled; but this technical scheme can't avoid installing in open air regulator cubicle because of receiving the rainwater to invade from the gas vent of regulator cubicle, the rainwater that causes directly contacts with the inside electrical equipment of regulator cubicle for electrical equipment receives the harm, and on the other hand rainwater accumulation is in the regulator cubicle, makes the inside humidity of regulator cubicle increase, influences electrical equipment's life, and then causes this technical scheme's limitation.
In view of this, in order to overcome the above technical problems, the present invention provides an electrical cabinet with an electrical automation control function, which solves the above technical problems.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides an electric automation control heat dissipation electrical cabinet, through the matching of a sliding rail and an electric push rod, the electric push rod can push a mounting plate to be away from an air outlet, so that rain weather is avoided, rainwater enters from the air outlet, and electrical equipment in the electrical cabinet is influenced.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to an electric automation controlled heat dissipation electric cabinet, which comprises a cabinet bottom, a cabinet door, a cabinet body, a cabinet cover and a controller, wherein the cabinet bottom is provided with a cabinet opening; an exhaust port is formed in one side, away from the cabinet door, of the cabinet body, and a sliding rail is mounted inside the cabinet body; the number of the slide rails is at least two, the slide rails are fixedly connected to the upper end of the cabinet bottom, and an installation plate is connected above the slide rails in a sliding manner; an exhaust fan is arranged at the upper end of the cabinet bottom; the exhaust fan is positioned between the two slide rails; an electric push rod is arranged between the mounting plate and the cabinet body; one end of the electric push rod is fixedly connected with the inner wall of the cabinet body, the other end of the electric push rod is fixedly connected with the mounting plate, the electric push rod is positioned above the exhaust port, and a baffle is arranged below the electric push rod; the baffle plate is in contact sliding with the inner wall of the cabinet body, the baffle plate is positioned below the exhaust port, one end of the baffle plate is in contact with the bottom of the cabinet, the other end of the baffle plate is fixedly connected with a steel wire, and a roller is arranged above the baffle plate; the roller is positioned above the exhaust port and fixedly connected with the inner wall of the cabinet body; a humidity sensor is arranged at the upper end of the cabinet cover; one end of the steel wire penetrates through the roller wheel and is fixedly connected with the mounting plate; the controller controls the electrical cabinet to automatically operate;
in the prior art, electrical equipment is mounted on a mounting plate, an electrical cabinet is mounted outdoors, but in a rain shower day, rainwater enters from an exhaust port of the electrical cabinet under the blowing of wind, so that on one hand, the rainwater can directly contact the electrical equipment on the mounting plate to damage the electrical equipment, and on the other hand, the rainwater is accumulated in the electrical cabinet to increase the humidity in the electrical cabinet and influence the service life of the electrical equipment;
in a humid environment, when the humidity sensor senses that the humidity of external air reaches a specified value, the humidity sensor transmits an electric signal to the controller, the controller controls the exhaust fan to operate, the exhaust fan blows humid gas in the electrical cabinet, the humid gas is exhausted through the exhaust port, the controller controls the electric push rod to extend at the moment, the electric push rod pushes the mounting plate to slide on the sliding rail, the mounting plate is enabled to be continuously far away from the exhaust port, in the sliding process of the mounting plate, the mounting plate can pull the steel wire to be synchronously far away from the exhaust port, the steel wire can pull the baffle to slide and rise along the inner wall of the cabinet body under the support of the rollers until the exhaust port is completely blocked by the baffle, and at the moment, the controller controls the electric push rod and the exhaust fan to stop; when the humidity sensor senses that the humidity of the outside air is lower than a specified value, the humidity sensor transmits an electric signal to the controller at the moment, so that the controller controls the electric push rod to contract, the baffle plate stretches the steel wire to move downwards under the action of gravity, the steel wire can pull the mounting plate to move towards the exhaust port under the support of the roller, and due to the blocking of the electric push rod, the mounting plate slowly approaches the exhaust port along with the slow contraction of the electric push rod, so that the baffle plate slowly moves towards the direction of the bottom of the cabinet under the pulling of the steel wire until the electric push rod completely contracts, the upper end surface of the baffle plate and the lower end surface of the exhaust port are at the same horizontal position at the moment, and the use effect is more prominent particularly in gusty weather;
according to the invention, the electric push rod can push the mounting plate to be away from the exhaust port through the matching of the slide rail and the electric push rod, so that rainwater is prevented from invading from the exhaust port in rainy days, the electric equipment on the mounting plate is influenced, and the mounting plate can drive the baffle plate to ascend when being away from the exhaust port through the arrangement of the baffle plate, so that the baffle plate blocks the exhaust port, rainwater is prevented from entering the electric cabinet, the humidity increase in the electric cabinet is avoided, and the service life of the electric equipment in the electric cabinet is prolonged.
Preferably, a flat plate is arranged inside the exhaust port; the number of the flat plates is at least two, the flat plates are rotatably connected with the inner wall of the exhaust port through a first torsion spring, and a straight rod is hinged to one end, close to the mounting plate, of each of the two flat plates; a first groove is formed in the baffle; the first groove is opposite to the straight rod, and a push rod is arranged in the first groove; one end of the straight rod, which is far away from the flat plate, is provided with a third groove; the section shape of the third groove is the same as that of the first groove; one end of the push rod is rotatably connected with the side wall of the first groove through a second torsion spring; when the push rod lifting device works, the push rod overcomes the torsion force of a second torsion spring under the blocking of the inner wall of the cabinet body, the push rod is clamped into a first groove, the steel wire pulls the baffle to slide and rise along the inner wall of the cabinet body, the baffle drives the push rod to slide upwards along the inner wall of the cabinet body, when the lower end face of the first groove and the lower end face of a third groove are in the same horizontal position in the rising process of the baffle, the push rod extends out of the first groove under the restoring force of the second torsion spring, the push rod extends into the third groove, the push rod is contacted with the upper end face of the third groove, the push rod generates upward inclined thrust to the straight rod along with the rising of the baffle, the straight rod is far away from the baffle and moves upwards under the pushing force of the push rod, and then the straight rod drives the flat plate to overcome the torsion force of the first torsion spring to rotate upwards until the straight rod is contacted with the upper end of the exhaust port; the two flat plates are contacted with each other, so that the exhaust port is blocked by the two baffles; when the work is finished, the baffle plate drives the push rod to descend, so that the push rod is blocked by the inner wall of the cabinet body, and the push rod overcomes the torsion of the second torsion spring and rotates towards the bottom of the first groove until the push rod completely enters the first groove; when the push rod rotates towards the bottom of the first groove, the flat plate can rotate downwards under the action of restoring force of the first torsion spring, the straight rod moves towards the inner part of the exhaust port until the push rod completely enters the first groove, and the flat plate is parallel to the upper side wall of the exhaust port at the moment; according to the invention, through the matching of the straight rod and the push rod, the push rod pushes the straight rod to move upwards and drives the flat plates to rotate upwards, so that the two flat plates can completely block the exhaust port, thereby preventing rainwater piled on the lower end surface of the exhaust port from being blown into the electric cabinet by wind, causing the humidity in the electric cabinet to be increased, and further prolonging the service life of electric equipment in the electric cabinet.
Preferably, a second groove is formed in one side, away from the mounting plate, of the flat plate; a sliding plate is connected in the second groove in a sliding manner; a spring is arranged between the sliding plate and the bottom of the second groove; one end of the spring is fixedly connected with the bottom of the second groove, and the other end of the spring is fixedly connected with the sliding plate; when the sliding plate is contacted with the lower end face of the exhaust port, the sliding plate is extruded by the lower end face of the exhaust port, the sliding plate can compress the spring to continuously move into the second groove until the sliding plate completely enters the second groove, and at the moment, the exhaust port is blocked by the two flat plates; after the work is accomplished, the dull and stereotyped rotates downwards for the slide upwards rotates, thereby makes the slide stretch out No. two recesses under the promotion of spring restoring force, and stretches out the in-process of No. two recesses at the slide, and the slide is kept away from the one end of No. two recesses and is slided at the lower terminal surface of gas vent, and will be located the rainwater of terminal surface under the gas vent and release.
Preferably, the cross section of the cabinet cover is herringbone; a temperature sensor is arranged at the lower end of the cabinet cover; the temperature sensor is positioned in the center of the cabinet cover, and the lower end of the cabinet cover is provided with a chute; the sliding chutes are positioned on two sides of the temperature sensor; when the electric cabinet is in continuous rainy weather, the temperature of the electric cabinet rises, the temperature sensor transmits an electric signal to the controller, so that the controller controls the exhaust fan to operate, the exhaust fan blows moist hot air in the electric cabinet, the moist hot air is accelerated to rise and contacts with the cabinet cover, moisture in the air is gathered below the cabinet cover and contacts with the cabinet cover and is condensed into water drops, and the water drops flow into the sliding groove along the lower end of the cabinet cover; therefore, the water drops flow out of the electric cabinet through the sliding groove, the temperature in the cabinet body rises, the gas in the cabinet body is heated and expanded, and the hot air above the hot air flows to the outside of the cabinet body through the sliding groove, so that the temperature in the electric cabinet is reduced; in the process of discharging the air flow through the sliding chute, the air flow can push water drops in the sliding chute, so that the water drops flow out of the sliding chute quickly; according to the invention, through the arrangement of the sliding groove, on one hand, condensed water drops at the lower end of the cabinet cover can flow to the sliding groove and flow out along the sliding groove, so that the condensed water drops are prevented from dropping onto the electrical equipment from the lower end of the cabinet cover to cause damage to the electrical equipment, on the other hand, hot air in the electrical cabinet can be exhausted from the sliding groove under the blowing of the exhaust fan, so that the temperature in the electrical cabinet is reduced, the water drops can be accelerated to flow out of the sliding groove by airflow, the humidity of gas in the electrical cabinet is accelerated to be reduced, so that the influence of humid air on the electrical equipment in the cabinet body is avoided, and the service life of electrical elements in the electrical cabinet is prolonged.
Preferably, an elastic film is arranged between the sliding groove and the cabinet body; one end of the elastic membrane is fixedly connected in the sliding groove, the other end of the elastic membrane is provided with a smooth inclined surface, and the inclined surface of the elastic membrane is in contact with the outer wall of the cabinet body; when in work, the water drops flowing into the chute flow out of the cabinet body along the chute, so that the water drops are contacted with the inclined plane of the elastic membrane, and under the action of the gravity of the water drops, the elastic membrane is pushed by the water drop to open, the water drop flows out along the gap between the inclined plane of the elastic membrane and the outer wall of the cabinet body, when the temperature of the cabinet body rises, the gas in the cabinet body is thermally expanded, so that the gas flowing through the chute generates an inclined downward thrust to the elastic membrane, thereby accelerating the opening of the elastic membrane, when the cabinet is in a strong wind weather, the external strong wind blows the elastic membrane to ensure that the inclined plane of the elastic membrane is tightly contacted with the outer wall of the cabinet body, and then avoided outside dust to carry into the internal portion of cabinet through the spout under strong wind blows to avoid the dust to cause the influence to the internal electrical equipment of cabinet, improved the internal electrical equipment's of cabinet life.
Preferably, one end of the sliding plate, which is far away from the second groove, is arranged to be an inclined surface, and the inclined surface of the sliding plate is fixedly connected with foam sponge; when the device works, the push rod pushes the straight rod, so that the straight rod moves upwards and simultaneously drives the flat plate to rotate upwards, one end of the flat plate, which is far away from the straight rod, drives the sliding plate to rotate downwards, the inclined plane of the sliding plate, which is positioned below, can be contacted with the end surface under the exhaust port, thereby extruding the foam sponge, the foam sponge pushes the sliding plate to enter the second groove until the two flat plates are completely contacted, at the moment, the sliding plate which is in sliding connection with the flat plate below completely extends into the second groove, the sliding plate which is in sliding connection with the flat plate above is contacted with the flat plate below, so that the sliding plate extrudes the foam sponge to be attached to the flat plate tightly, thereby achieving a sealing effect, when the work is finished, the flat plate drives the sliding plate to move upwards while rotating downwards, so that the spring pushes the sliding plate to extend out, the foam sponge on the inclined plane of the sliding plate is contacted with the lower end of the exhaust port, and the foam sponge can absorb residual rainwater at the lower end of the exhaust port, thereby avoid the rainwater to remain in the gas vent upper end for remaining rainwater is blown into the electrical cabinet by the wind, and then avoids the rainwater to cause the influence to the internal electrical equipment of cabinet, has improved electrical components's in the electrical cabinet life.
The invention has the following beneficial effects:
1. according to the invention, the electric push rod can push the mounting plate to be away from the exhaust port through the matching of the slide rail and the electric push rod, so that rainwater is prevented from invading from the exhaust port in rainy days, the electric equipment on the mounting plate is influenced, and the mounting plate can drive the baffle plate to ascend when being away from the exhaust port through the arrangement of the baffle plate, so that the baffle plate blocks the exhaust port, rainwater is prevented from entering the electric cabinet, the humidity increase in the electric cabinet is avoided, and the service life of the electric equipment in the electric cabinet is prolonged.
2. According to the invention, through the matching of the straight rod and the push rod, the push rod pushes the straight rod to move upwards and drives the flat plates to rotate upwards, so that the two flat plates can completely block the exhaust port, thereby preventing rainwater piled on the lower end surface of the exhaust port from being blown into the electric cabinet by wind, causing the humidity in the electric cabinet to be increased, and further prolonging the service life of electric equipment in the electric cabinet.
3. According to the invention, through the arrangement of the chute, on one hand, condensed water drops at the lower end of the cabinet cover can flow to the chute and flow out along the chute, so that the condensed water drops can be prevented from dropping onto the electrical equipment from the lower end of the cabinet cover to cause damage to the electrical equipment, on the other hand, hot air in the electrical cabinet can be discharged from the chute under the blowing action of the exhaust fan, so that the temperature in the electrical cabinet is reduced, and the air flow can accelerate the water drops to flow out of the chute, so that the humidity of the gas in the electrical cabinet is accelerated to be reduced, thereby preventing the humid air from influencing the electrical equipment in the cabinet, and further prolonging the service life of electrical elements in the electrical cabinet.
Drawings
The invention is further described with reference to the following figures and embodiments.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;
FIG. 4 is an enlarged view at B in FIG. 2;
FIG. 5 is an enlarged view at C in FIG. 3;
in the figure: 1. a cabinet bottom; 11. a slide rail; 12. mounting a plate; 13. an exhaust fan; 14. an electric push rod; 2. a cabinet door; 3. a cabinet body; 31. an exhaust port; 4. a cabinet cover; 41. a humidity sensor; 42. a temperature sensor; 43. a chute; 431. an elastic film; 5. a baffle plate; 51. a steel wire; 52. a roller; 53. a first groove; 54. a push rod; 55. a second torsion spring; 6. a flat plate; 61. a first torsion spring; 62. a straight rod; 621. a groove III; 63. a second groove; 64. a slide plate; 65. a spring; 66. a foam sponge.
Detailed Description
The present invention will be further described with reference to the following detailed description so that the technical means, the creation features, the achievement purposes and the effects of the present invention can be easily understood.
As shown in fig. 1 to 5, the electrical automation-controlled heat dissipation electrical cabinet of the present invention includes a cabinet bottom 1, a cabinet door 2, a cabinet body 3, a cabinet cover 4 and a controller; an exhaust port 31 is formed in one side, away from the cabinet door 2, of the cabinet body 3, and a slide rail 11 is installed inside the cabinet body 3; the number of the slide rails 11 is at least two, the slide rails 11 are fixedly connected to the upper end of the cabinet bottom 1, and the mounting plate 12 is connected above the slide rails 11 in a sliding manner; an exhaust fan 13 is arranged at the upper end of the cabinet bottom 1; the exhaust fan 13 is positioned between the two slide rails 11; an electric push rod 14 is arranged between the mounting plate 12 and the cabinet body 3; one end of the electric push rod 14 is fixedly connected with the inner wall of the cabinet body 3, the other end of the electric push rod 14 is fixedly connected with the mounting plate 12, the electric push rod 14 is positioned above the exhaust port 31, and the baffle 5 is arranged below the electric push rod 14; the baffle 5 and the inner wall of the cabinet body 3 keep contact and slide, the baffle 5 is positioned below the exhaust port 31, one end of the baffle 5 is in contact with the cabinet bottom 1, the other end of the baffle 5 is fixedly connected with a steel wire 51, and a roller 52 is arranged above the baffle 5; the roller 52 is positioned above the exhaust port 31, and the roller 52 is fixedly connected with the inner wall of the cabinet body 3; a humidity sensor 41 is arranged at the upper end of the cabinet cover 4; one end of the steel wire 51 penetrates through the roller 52 and is fixedly connected with the mounting plate 12; the controller controls the electrical cabinet to automatically operate;
in the prior art, electrical equipment is mounted on a mounting plate 12, an electrical cabinet is mounted outdoors, but in a rain gust day, rainwater is blown by wind and invaded from an exhaust port 31 of the electrical cabinet, so that on one hand, the rainwater can directly contact the electrical equipment on the mounting plate 12 to damage the electrical equipment, and on the other hand, the rainwater is accumulated in the electrical cabinet to increase the humidity in the electrical cabinet and influence the service life of the electrical equipment;
in a humid environment, when the humidity sensor 41 senses that the humidity of outside air reaches a specified value, the humidity sensor 41 transmits an electric signal to the controller, the controller controls the exhaust fan 13 to operate, the exhaust fan 13 blows humid gas in the electrical cabinet, the humid gas is exhausted through the exhaust port 31, at the moment, the controller controls the electric push rod 14 to extend, the electric push rod 14 pushes the mounting plate 12 to slide on the sliding rail 11, the mounting plate 12 is continuously far away from the exhaust port 31, in the sliding process of the mounting plate 12, the mounting plate 12 can pull the steel wire 51 to be synchronously far away from the exhaust port 31, the steel wire 51 can pull the baffle 5 to slide and rise along the inner wall of the cabinet body 3 under the support of the rollers 52 until the baffle 5 completely blocks the exhaust port 31, and at the moment, the controller controls the electric push rod 14 and the exhaust fan 13 to stop; when the humidity sensor 41 senses that the humidity of the outside air is lower than a specified value, the humidity sensor 41 transmits an electric signal to the controller, so that the controller controls the electric push rod 14 to contract, at this time, the baffle 5 stretches the steel wire 51 to move downwards under the action of gravity, so that the steel wire 51 can pull the mounting plate 12 to move towards the exhaust port 31 under the support of the roller 52, due to the blocking of the electric push rod 14, the mounting plate 12 slowly approaches the exhaust port 31 along with the slow contraction of the electric push rod 14, so that the baffle 5 slowly moves towards the cabinet bottom 1 direction under the pulling of the steel wire 51 until the electric push rod 14 completely contracts, at this time, the upper end surface of the baffle 5 and the lower end surface of the exhaust port 31 are at the same horizontal position, and particularly, the use effect is more prominent in the gusty weather;
according to the invention, through the matching of the sliding rail 11 and the electric push rod 14, the electric push rod 14 can push the mounting plate 12 to be away from the exhaust port 31, so that rain weather is avoided, rainwater enters from the exhaust port 31, and the electric equipment on the mounting plate 12 is influenced, and through the arrangement of the baffle plate 5, when the mounting plate 12 is away from the exhaust port 31, the baffle plate 5 can be driven by the mounting plate 12 to ascend, so that the baffle plate 5 blocks the exhaust port 31, thus rainwater is prevented from entering the electric cabinet, the humidity increase in the electric cabinet is avoided, and the service life of the electric equipment in the electric cabinet is prolonged.
In one embodiment of the present invention, a flat plate 6 is disposed inside the exhaust port 31; the number of the flat plates 6 is at least two, the flat plates 6 are rotatably connected with the inner wall of the air outlet 31 through a first torsion spring 61, and one ends of the two flat plates 6, which are close to the mounting plate 12, are hinged with straight rods 62; a first groove 53 is formed in the baffle 5; the first groove 53 is opposite to the straight rod 62, and a push rod 54 is arranged in the first groove 53; a third groove 621 is formed in one end, far away from the flat plate 6, of the straight rod 62; the cross section of the third groove 621 is the same as that of the first groove 53; one end of the push rod 54 is rotatably connected with the side wall of the first groove 53 through a second torsion spring 55; when the lifting type straight rod lifting device works, the push rod 54 overcomes the torsion force of the second torsion spring 55 under the blocking of the inner wall of the cabinet body 3, the push rod 54 is clamped into the first groove 53, the steel wire 51 pulls the baffle plate 5 to slide and rise along the inner wall of the cabinet body 3, the baffle plate 5 drives the push rod 54 to slide upwards along the inner wall of the cabinet body 3, when the lower end surface of the first groove 53 and the lower end surface of the third groove 621 are in the same horizontal position in the rising process of the baffle plate 5, at the moment, the push rod 54 extends out of the first groove 53 under the restoring force of the second torsion spring 55, the push rod 54 extends into the third groove 621, the push rod 54 is contacted with the upper end surface of the third groove 621, and along with the rising of the baffle plate 5, the push rod 54 generates an upward pushing force on the straight rod 62, so that the push rod 62 is far away from the baffle plate 5 and moves upwards under the pushing force of the push rod 54, and the straight rod 62 drives the flat plate 6 to overcome the upward torsion force of the straight rod 61, until the straight rod 62 contacts the upper end of the exhaust port 31; the two flat plates 6 are brought into contact with each other so that the exhaust port 31 is blocked by the two baffles 5; when the work is finished, the baffle 5 drives the push rod 54 to descend, so that the push rod 54 is blocked by the inner wall of the cabinet body 3, and the push rod 54 overcomes the torsion of the second torsion spring 55 and rotates towards the bottom of the first groove 53 until the push rod 54 completely enters the first groove 53; when the push rod 54 rotates towards the bottom of the first groove 53, the flat plate 6 can rotate downwards under the restoring force of the first torsion spring 61, and the straight rod 54 moves towards the inner part of the air outlet 31 until the push rod 54 completely enters the first groove 53, and at the moment, the flat plate 6 is parallel to the upper side wall of the air outlet 31; according to the invention, through the matching of the straight rod 62 and the push rod 54, the push rod 54 pushes the straight rod 62 to move upwards and drives the flat plates 6 to rotate upwards, so that the two flat plates 6 can completely block the exhaust port 31, and thus rainwater piled on the lower end surface of the exhaust port 31 is prevented from being blown into the electrical cabinet by wind, the humidity in the electrical cabinet is prevented from being increased, and the service life of electrical equipment in the electrical cabinet is prolonged.
As an embodiment of the invention, a second groove 63 is formed on one side of the flat plate 6 away from the mounting plate 12; a sliding plate 64 is connected in the second groove 63 in a sliding manner; a spring 65 is arranged between the sliding plate 64 and the bottom of the second groove 63; one end of the spring 65 is fixedly connected with the bottom of the second groove 63, and the other end of the spring is fixedly connected with the sliding plate 64; when the air exhaust device works, the push rod 54 pushes the straight rod 62 to move upwards, so that the straight rod 62 can drive the flat plate 6 to rotate upwards, and in the rotating process of the flat plate 6, the flat plate 6 can drive the sliding plate 64 to rotate upwards, so that the sliding plate 64 is continuously close to the lower end face of the air exhaust port 31, when the sliding plate 64 is in contact with the lower end face of the air exhaust port 31, the sliding plate 64 can compress the spring 65 to continuously move towards the second groove 63 until the sliding plate 64 completely enters the second groove 63, and at the moment, the air exhaust port 31 is blocked by the two flat plates 6; after the work is completed, the flat plate 6 is rotated downward, so that the slide plate 64 is rotated upward, so that the slide plate 64 is pushed by the restoring force of the spring 65 to extend out of the second groove 63, and in the process that the slide plate 64 extends out of the second groove 63, one end of the slide plate 64 away from the second groove 63 slides on the lower end surface of the exhaust port 31, and pushes out the rainwater on the lower end surface of the exhaust port 31.
As an embodiment of the present invention, the sectional shape of the cabinet cover 4 is a herringbone shape, and a temperature sensor 42 is installed at the lower end of the cabinet cover 4; the temperature sensor 42 is positioned in the center of the cabinet cover 4; the lower end of the cabinet cover 4 is provided with a sliding groove 43; the sliding grooves 43 are positioned on two sides of the temperature sensor 42; when the electric cabinet is in continuous rainy weather, the temperature of the electric cabinet rises, the temperature sensor 42 transmits an electric signal to the controller, so that the controller controls the exhaust fan 13 to operate, the exhaust fan 13 blows moist hot air in the electric cabinet, the moist hot air is accelerated to rise and contacts with the cabinet cover 4, moisture in the air is gathered below the cabinet cover 4 and contacts with the cabinet cover 4 and is condensed into water drops, and the water drops flow into the sliding groove 43 along the lower end of the cabinet cover 4; therefore, the water drops flow out of the electrical cabinet through the chute 43, the temperature inside the cabinet body 3 rises, the gas inside the cabinet body 3 is heated and expanded, and the hot air above the hot air flows to the outside of the cabinet body 3 through the chute 43, so that the temperature inside the electrical cabinet is reduced; in the process of discharging the air flow through the chute 43, the air flow can push water drops in the chute 43, so that the water drops flow out of the chute 43 quickly; according to the invention, through the arrangement of the sliding groove 43, on one hand, condensed water drops at the lower end of the cabinet cover 4 can flow to the sliding groove 43 and flow out along the sliding groove 43, so that the condensed water drops can be prevented from dropping onto the electrical equipment from the lower end of the cabinet cover 4 to cause damage to the electrical equipment, on the other hand, hot air in the electrical cabinet can be discharged from the sliding groove 43 under the blowing of the exhaust fan 13, so that the temperature in the electrical cabinet is reduced, the water drops can be accelerated to flow out of the sliding groove 43 by airflow, the humidity of gas in the electrical cabinet is accelerated to be reduced, so that the influence of humid air on the electrical equipment in the cabinet body 3 is avoided, and the service life of electrical elements in the electrical cabinet is prolonged.
As an embodiment of the present invention, an elastic film 431 is disposed between the sliding groove 43 and the cabinet 3; one end of the elastic membrane 431 is fixedly connected in the sliding groove 43, the other end of the elastic membrane 431 is provided with a smooth inclined surface, and the inclined surface of the elastic membrane 431 is in contact with the outer wall of the cabinet body 3; when the cabinet is in a strong wind weather, strong wind blows the elastic film 431 to enable the inclined plane of the elastic film 431 to be in close contact with the outer wall of the cabinet body 3, and further, external dust is prevented from being blown by the strong wind and brought into the cabinet body 3 through the sliding groove 43, so that the dust is prevented from influencing electrical equipment in the cabinet body 3, the service life of the electrical equipment in the cabinet body 3 is prolonged.
As an embodiment of the invention, one end of the sliding plate 64, which is far away from the second groove 63, is provided with an inclined surface, and the inclined surface of the sliding plate 64 is fixedly connected with a foam sponge 66; when the sealing device works, the push rod 54 pushes the straight rod 62, so that the straight rod 62 moves upwards and simultaneously drives the flat plate 6 to rotate upwards, one end of the flat plate 6, which is far away from the straight rod 62, drives the sliding plate 64 to rotate downwards, the inclined surface of the sliding plate 64 positioned below can be contacted with the lower end surface of the exhaust port 31, so that the foam sponge 66 is squeezed, the foam sponge 66 pushes the sliding plate 64 to enter the second groove 63 until the two flat plates 6 are completely contacted, at the moment, the sliding plate 64 in sliding connection with the flat plate 6 below completely extends into the second groove 63, the sliding plate 64 in sliding connection with the flat plate 6 above is contacted with the flat plate 6 below, so that the sliding plate 64 squeezes the foam sponge 66 to be tightly attached to the flat plate 6, thereby achieving the sealing effect, when the work is completed, the flat plate 6 rotates downwards and simultaneously, the flat plate 6 drives the sliding plate 64 to move upwards, so that the spring 65 pushes the sliding plate 64 to extend out, so that the foam sponge 66 on the inclined surface of the sliding plate 64 is contacted with the lower end of the exhaust port 31, when the foam sponge 66 slides at the lower end of the exhaust port 31, the foam sponge 66 can absorb the residual rainwater at the lower end of the exhaust port 31, so that the rainwater is prevented from remaining at the upper end of the exhaust port 31, the residual rainwater is blown into the electric cabinet by wind, the rainwater is prevented from influencing the electric equipment in the cabinet body 3, and the service life of electric elements in the electric cabinet is prolonged.
In a humid environment, when the humidity sensor 41 senses that the humidity of outside air reaches a specified value, the humidity sensor 41 transmits an electric signal to the controller, the controller controls the exhaust fan 13 to operate, the exhaust fan 13 blows humid gas in the electrical cabinet, the humid gas is exhausted through the exhaust port 31, at the moment, the controller controls the electric push rod 14 to extend, the electric push rod 14 pushes the mounting plate 12 to slide on the sliding rail 11, the mounting plate 12 is continuously far away from the exhaust port 31, in the sliding process of the mounting plate 12, the mounting plate 12 can pull the steel wire 51 to be synchronously far away from the exhaust port 31, the steel wire 51 can pull the baffle 5 to slide and rise along the inner wall of the cabinet body 3 under the support of the roller 52 until the baffle 5 completely blocks the exhaust port 31, and at the moment, the controller controls the electric push rod 14 and the exhaust fan 13 to stop; when the humidity sensor 41 senses that the humidity of the outside air is lower than a specified value, the humidity sensor 41 transmits an electric signal to the controller, so that the controller controls the electric push rod 14 to contract, at this time, the baffle 5 stretches the steel wire 51 to move downwards under the action of gravity, so that the steel wire 51 can pull the mounting plate 12 to move towards the exhaust port 31 under the support of the roller 52, due to the blocking of the electric push rod 14, the mounting plate 12 slowly approaches the exhaust port 31 along with the slow contraction of the electric push rod 14, so that the baffle 5 slowly moves towards the cabinet bottom 1 direction under the pulling of the steel wire 51 until the electric push rod 14 completely contracts, at this time, the upper end surface of the baffle 5 and the lower end surface of the exhaust port 31 are at the same horizontal position, and particularly, the use effect is more prominent in the gusty weather; the push rod 54 overcomes the torsion force of the second torsion spring 55 under the blocking of the inner wall of the cabinet body 3, so that the push rod 54 is clamped into the first groove 53, the steel wire 51 pulls the baffle 5 to slide and rise along the inner wall of the cabinet body 3, so that the baffle 5 drives the push rod 54 to slide upwards along the inner wall of the cabinet body 3, when the lower end surface of the first groove 53 and the lower end surface of the third groove 621 are in the same horizontal position in the rising process of the baffle 5, at this time, the push rod 54 extends out of the first groove 53 under the restoring force of the second torsion spring 55, so that the push rod 54 extends into the third groove 621, so that the push rod 54 is in contact with the upper end surface of the third groove 621, and along with the rising of the baffle 5, the push rod 54 generates an upward pushing force on the straight rod 62, so that the straight rod 62 is far away from the baffle 5 and moves upwards under the pushing force of the push rod 54, and further, so that the straight rod 62 drives the flat plate 6 to rotate upwards against the torsion force of the first torsion spring 61, until the straight rod 62 contacts the upper end of the exhaust port 31; the two flat plates 6 are brought into contact with each other so that the exhaust port 31 is blocked by the two baffles 5; when the work is finished, the baffle 5 drives the push rod 54 to descend, so that the push rod 54 is blocked by the inner wall of the cabinet body 3, and the push rod 54 overcomes the torsion of the second torsion spring 55 and rotates towards the bottom direction of the first groove 53 until the push rod 54 completely enters the first groove 53; when the push rod 54 rotates towards the bottom of the first groove 53, the flat plate 6 can rotate downwards under the restoring force of the first torsion spring 61, and the straight rod 54 moves towards the inner part of the air outlet 31 until the push rod 54 completely enters the first groove 53, and at the moment, the flat plate 6 is parallel to the upper side wall of the air outlet 31; the push rod 54 pushes the straight rod 62 to move upwards, so that the straight rod 62 can drive the flat plate 6 to rotate upwards, and in the rotating process of the flat plate 6, the flat plate 6 can drive the sliding plate 64 to rotate upwards, so that the sliding plate 64 is continuously close to the lower end face of the exhaust port 31, when the sliding plate 64 is in contact with the lower end face of the exhaust port 31, the sliding plate 64 can compress the spring 65 to continuously move towards the second groove 63 until the sliding plate 64 completely enters the second groove 63, and at the moment, the two flat plates 6 block the exhaust port 31; after the work is finished, the flat plate 6 rotates downwards, so that the sliding plate 64 rotates upwards, the sliding plate 64 extends out of the second groove 63 under the pushing of the restoring force of the spring 65, and in the process that the sliding plate 64 extends out of the second groove 63, one end, far away from the second groove 63, of the sliding plate 64 slides on the lower end face of the exhaust port 31, and pushes out rainwater on the lower end face of the exhaust port 31; when the electric cabinet is in continuous rainy weather, the temperature of the electric cabinet rises, the temperature sensor 42 transmits an electric signal to the controller, so that the controller controls the exhaust fan 13 to operate, the exhaust fan 13 blows moist hot air in the electric cabinet, the moist hot air is accelerated to rise and contacts with the cabinet cover 4, moisture in the air is gathered below the cabinet cover 4 and contacts with the cabinet cover 4 and is condensed into water drops, and the water drops flow into the sliding groove 43 along the lower end of the cabinet cover 4; therefore, water drops flow out of the electric cabinet through the sliding groove 43, the temperature inside the cabinet body 3 rises, and the gas inside the cabinet body 3 is heated and expanded, so that the hot air above the hot air flows to the outside of the cabinet body 3 through the sliding groove 43, and the temperature inside the electric cabinet is reduced; in the process of discharging the air flow through the chute 43, the air flow can push water drops in the chute 43, so that the water drops flow out of the chute 43 quickly; the water drops flowing into the sliding groove 43 flow out of the cabinet body 3 along the sliding groove 43, so that the water drops are in contact with the inclined surface of the elastic film 431, at the moment, under the action of gravity of the water drops, the elastic film 431 is pushed by the water drops to be inclined downwards, the water drops push the elastic film 431 to be opened, the water drops flow out along a gap between the inclined surface of the elastic film 431 and the outer wall of the cabinet body 3, when the temperature of the cabinet body 3 rises, gas in the cabinet body 3 is subjected to thermal expansion, so that the gas flowing through the sliding groove 43 generates inclined downwards thrust on the elastic film 431, and the opening of the elastic film 431 is accelerated, when the temperature of the cabinet body 3 is in strong wind, strong wind blows the elastic film 431, so that the inclined surface of the elastic film 431 is in close contact with the outer wall of the cabinet body 3, and further, external dust is prevented from being brought into the cabinet body 3 through the sliding groove 43; the push rod 54 pushes the straight rod 62, so that the straight rod 62 moves upwards and simultaneously drives the flat plate 6 to rotate upwards, one end of the flat plate 6, which is far away from the straight rod 62, drives the sliding plate 64 to rotate downwards, the inclined surface of the sliding plate 64 positioned below can be contacted with the lower end surface of the exhaust port 31, so as to squeeze the foam sponge 66, so that the foam sponge 66 pushes the sliding plate 64 to enter the second groove 63 until the two flat plates 6 are completely contacted, at the moment, the sliding plate 64 in sliding connection with the flat plate 6 below completely extends into the second groove 63, the sliding plate 64 in sliding connection with the flat plate 6 above is contacted with the flat plate 6 below, so that the sliding plate 64 squeezes the foam sponge 66 to be attached to the flat plate 6, so as to achieve a sealing effect, when the work is completed, when the flat plate 6 rotates downwards, the flat plate 6 drives the sliding plate 64 to move upwards, so that the spring 65 pushes the sliding plate 64 to extend out, so that the foam sponge 66 on the inclined surface of the sliding plate 64 is contacted with the lower end of the exhaust port 31, so that the foam sponge 66 can absorb the rainwater remaining at the lower end of the air outlet 31 when the foam sponge 66 slides at the lower end of the air outlet 31.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides an electric automatization control's heat dissipation regulator cubicle, includes cabinet bottom (1), cabinet door (2), the cabinet body (3), cabinet lid (4) and controller, its characterized in that: an exhaust port (31) is formed in one side, away from the cabinet door (2), of the cabinet body (3), and a sliding rail (11) is mounted inside the cabinet body (3); the number of the slide rails (11) is at least two, the slide rails (11) are fixedly connected to the upper end of the cabinet bottom (1), and a mounting plate (12) is connected above the slide rails (11) in a sliding manner; an exhaust fan (13) is arranged at the upper end of the cabinet bottom (1); the exhaust fan (13) is positioned between the two slide rails (11); an electric push rod (14) is arranged between the mounting plate (12) and the cabinet body (3); one end of the electric push rod (14) is fixedly connected with the inner wall of the cabinet body (3), the other end of the electric push rod is fixedly connected with the mounting plate (12), the electric push rod (14) is positioned above the exhaust port (31), and the baffle (5) is arranged below the electric push rod (14); the baffle (5) and the inner wall of the cabinet body (3) keep contact and slide, the baffle (5) is positioned below the exhaust port (31), one end of the baffle (5) is in contact with the cabinet bottom (1), the other end of the baffle is fixedly connected with a steel wire (51), and a roller (52) is arranged above the baffle (5); the roller (52) is positioned above the exhaust port (31), and the roller (52) is fixedly connected with the inner wall of the cabinet body (3); a humidity sensor (41) is arranged at the upper end of the cabinet cover (4); one end of the steel wire (51) penetrates through the roller (52) and is fixedly connected with the mounting plate (12); the controller controls the electrical cabinet to automatically operate;
a flat plate (6) is arranged in the exhaust port (31); the number of the flat plates (6) is at least two, the flat plates (6) are rotatably connected with the inner wall of the exhaust port (31) through a first torsion spring (61), and one ends of the two flat plates (6) close to the mounting plate (12) are hinged with straight rods (62); a first groove (53) is formed in the baffle (5); the first groove (53) is opposite to the straight rod (62), and a push rod (54) is arranged in the first groove (53); a third groove (621) is formed in one end, far away from the flat plate (6), of the straight rod (62); the cross section of the third groove (621) is the same as that of the first groove (53); one end of the push rod (54) is rotatably connected with the side wall of the first groove (53) through a second torsion spring (55).
2. The electrical automation controlled heat dissipation electrical cabinet of claim 1, wherein: a second groove (63) is formed in one side, away from the mounting plate (12), of the flat plate (6); a sliding plate (64) is connected in the second groove (63) in a sliding manner; a spring (65) is arranged between the sliding plate (64) and the bottom of the second groove (63); one end of the spring (65) is fixedly connected with the bottom of the second groove (63), and the other end of the spring is fixedly connected with the sliding plate (64).
3. The electrical automation controlled heat dissipation electrical cabinet of claim 2, wherein: the cross section of the cabinet cover (4) is in a herringbone shape, and a temperature sensor (42) is arranged at the lower end of the cabinet cover (4); the temperature sensor (42) is positioned in the center of the cabinet cover (4); the lower end of the cabinet cover (4) is provided with a sliding groove (43); the sliding grooves (43) are positioned on two sides of the temperature sensor (42).
4. An electrical automation controlled heat dissipation electrical cabinet as claimed in claim 3, wherein: an elastic film (431) is arranged between the sliding chute (43) and the cabinet body (3); one end of the elastic membrane (431) is fixedly connected in the sliding groove (43), the other end of the elastic membrane is provided with a smooth inclined surface, and the inclined surface of the elastic membrane (431) is in contact with the outer wall of the cabinet body (3).
5. An electrical automation controlled heat dissipation electrical cabinet as claimed in claim 4 wherein: one end of the sliding plate (64), which is far away from the second groove (63), is provided with an inclined surface, and the inclined surface of the sliding plate (64) is fixedly connected with a foam sponge (66).
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| CN202110335804.7A CN113067257B (en) | 2021-03-29 | 2021-03-29 | Electric automation control's heat dissipation regulator cubicle |
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| CN202110335804.7A CN113067257B (en) | 2021-03-29 | 2021-03-29 | Electric automation control's heat dissipation regulator cubicle |
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| CN113067257B true CN113067257B (en) | 2022-08-23 |
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| CN113612141A (en) * | 2021-10-09 | 2021-11-05 | 江苏特力威信息系统有限公司 | Short-circuit alarm device for front-end electric equipment |
| CN114472361A (en) * | 2021-12-28 | 2022-05-13 | 江苏力普电子科技有限公司 | High-voltage frequency converter with high stability |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109066339A (en) * | 2018-08-27 | 2018-12-21 | 镇江华翔机电制造有限公司 | A kind of switchgear with heat dissipation and water-proof function |
| CN209517766U (en) * | 2019-01-15 | 2019-10-18 | 郑州科技学院 | A kind of heat dissipation type electrical cabinet of electric automatization control |
| CN110676725A (en) * | 2019-09-17 | 2020-01-10 | 张喜军 | Be applied to building site's convenient portable interim block terminal |
| CN212811024U (en) * | 2020-06-21 | 2021-03-26 | 山西慧控科技有限公司 | Adjustable heat dissipation type electric control cabinet |
-
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109066339A (en) * | 2018-08-27 | 2018-12-21 | 镇江华翔机电制造有限公司 | A kind of switchgear with heat dissipation and water-proof function |
| CN209517766U (en) * | 2019-01-15 | 2019-10-18 | 郑州科技学院 | A kind of heat dissipation type electrical cabinet of electric automatization control |
| CN110676725A (en) * | 2019-09-17 | 2020-01-10 | 张喜军 | Be applied to building site's convenient portable interim block terminal |
| CN212811024U (en) * | 2020-06-21 | 2021-03-26 | 山西慧控科技有限公司 | Adjustable heat dissipation type electric control cabinet |
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