CN112234487A - Rainproof distribution box device with auxiliary heat dissipation function - Google Patents

Rainproof distribution box device with auxiliary heat dissipation function Download PDF

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Publication number
CN112234487A
CN112234487A CN202011242521.XA CN202011242521A CN112234487A CN 112234487 A CN112234487 A CN 112234487A CN 202011242521 A CN202011242521 A CN 202011242521A CN 112234487 A CN112234487 A CN 112234487A
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CN
China
Prior art keywords
cavity
fixedly connected
centrifugal
main
block
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Withdrawn
Application number
CN202011242521.XA
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Chinese (zh)
Inventor
李�杰
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Wuyi Hange Electronic Co ltd
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Wuyi Hange Electronic Co ltd
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Priority to CN202011242521.XA priority Critical patent/CN112234487A/en
Publication of CN112234487A publication Critical patent/CN112234487A/en
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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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
    • F03D9/20—Wind motors characterised by the driven apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • 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
    • 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
    • H02B1/46—Boxes; Parts thereof or accessories therefor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

The invention relates to the related field of electrical engineering, and discloses a rainproof distribution box device with an auxiliary heat dissipation function, which comprises a main box, wherein a distribution cavity is arranged in the main box, the left and right end walls of the distribution cavity are communicated with a main ventilation cavity with an outward opening and arranged symmetrically left and right by taking the distribution cavity as a center, a fixed ventilation board is fixedly connected in the main ventilation cavity, the device ensures normal ventilation in the distribution cavity through the fixed ventilation board and a movable ventilation board, simultaneously monitors the current weather condition through a rainwater monitoring cavity, if the weather is rainy day, a triggering limiting block is recovered into the limiting cavity, and the device enters a wind speed monitoring mode by matching with a wind wheel and a centrifugal wheel, namely, as the wind speed increases, a ventilation opening formed between a main ventilation cavity and an auxiliary ventilation cavity is reduced, so that the probability of rainwater entering the distribution cavity is reduced, the safety of a circuit is ensured, and the main heat dissipation fan is triggered to work at the same time, thereby also guaranteed the normal heat dissipation in the distribution chamber when guaranteeing the circuit safety.

Description

Rainproof distribution box device with auxiliary heat dissipation function
Technical Field
The invention relates to the related field of electrical engineering, in particular to a rainproof distribution box device with an auxiliary heat dissipation function.
Background
Because the various demands of building and power supply line, so there is more block terminal to be set up in the open air at present, and because the conveying for powerful electric power in the block terminal, thereby need to guarantee the circulation of air in the block terminal, in order to guarantee the normal heat dissipation in the block terminal, thereby most block terminals all can set up the vent on the case side at present, thereby when meetting rainy day, receive the influence of strong wind, the rainwater will enter into to the block terminal through the vent very easily, thereby cause the damage to the circuit arrangement of incasement.
Disclosure of Invention
The invention aims to provide a rainproof distribution box device with an auxiliary heat dissipation function, which can overcome the defects in the prior art, so that the practicability of equipment is improved.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a rainproof distribution box device with an auxiliary heat dissipation function, which comprises a main box, wherein a distribution cavity is arranged in the main box, the left and right end walls of the distribution cavity are communicated with a main ventilation cavity which is provided with an outward opening and is arranged symmetrically left and right by taking the distribution cavity as a center, a fixed ventilation board is fixedly connected in the main ventilation cavity, the upper end wall of the main ventilation cavity is communicated with a movable ventilation board cavity, a left movable ventilation board cavity is arranged at the right side of the fixed ventilation board at the left side, a right movable ventilation board cavity is arranged at the left side of the fixed ventilation board at the right side, four main ventilation cavities which are communicated left and right and are uniformly distributed are arranged in the fixed ventilation board, the movable ventilation board cavity is internally connected with a movable ventilation board which extends downwards into the main ventilation cavity and corresponds to the fixed ventilation board in a sliding fit manner, a ventilation board spring is fixedly connected between the upper end surface of the movable ventilation board and, remove four that are equipped with about in the ventilating board and link up and evenly distributed set up can with the vice ventilation chamber of main ventilation chamber one-to-one, left side always ventilate chamber lower extreme wall fixedly connected with and be located fixed ventilating board right side and can with the right side remove the contact switch of ventilating board butt, distribution chamber lower extreme wall intercommunication is equipped with the logical chamber of heat dissipation, the logical chamber right side wall fixedly connected with radiator fan case of heat dissipation, the logical chamber right-hand member wall intercommunication of heat dissipation is equipped with and is located the sealing plate chamber of radiator fan case downside, the radiator fan incasement is equipped with and extends to right the main part incasement just is located the band pulley chamber of sealing plate chamber upside, sealing plate chamber right side is equipped with and is located band pulley chamber of band pulley chamber downside, band pulley chamber right side be equipped with and be located band pulley chamber downside and with main part case fixed connection's motor.
On the basis of the technical scheme, the lower end face of the main body box is fixedly connected with supporting blocks which are bilaterally symmetrically arranged by taking the heat dissipation through cavity as a center, the upper side of the power distribution cavity is provided with a centrifugal wheel cavity, the left end wall of the centrifugal wheel cavity is communicated with a centrifugal push block cavity, the lower end wall of the centrifugal push block cavity is communicated with a limit block cavity, the right side of the centrifugal wheel cavity is provided with a rainwater monitoring cavity with an upward opening, the lower end wall of the rainwater monitoring cavity is communicated with an auxiliary magnetic block cavity, the upper end wall of the power distribution cavity is connected with a wind wheel shaft which extends downwards into the power distribution cavity and upwards extends through the centrifugal wheel cavity to the outside in a rotating and matching manner, an auxiliary heat dissipation fan fixedly connected with the wind wheel shaft is arranged in the power distribution cavity, a centrifugal wheel fixedly connected with the wind wheel shaft is arranged in the centrifugal wheel cavity, the centrifugal impeller is characterized in that four centrifugal block cavities with outward openings are formed in the centrifugal impeller in the circumferential direction by taking the air impeller shaft as a center, centrifugal blocks are connected in the centrifugal block cavities in a sliding fit mode, and a centrifugal block spring is fixedly connected between the end face, close to the side of the air impeller shaft, of each centrifugal block and the bottom wall of each centrifugal block cavity.
On the basis of the technical scheme, a centrifugal push block which is abutted against the centrifugal block is connected in a sliding fit manner in the centrifugal push block cavity, a limiting groove which is provided with a downward opening and can correspond to the limiting block cavity is arranged in the centrifugal push block, a limiting block which can correspond to the limiting groove is connected in a sliding fit manner in the limiting block cavity, a limiting block spring is fixedly connected between the lower end face of the limiting block and the lower end wall of the limiting block cavity, a centrifugal push block spring is fixedly connected between the left end face of the centrifugal push block and the left end wall of the centrifugal push block cavity, a rainwater filtering net is fixedly connected in the rainwater monitoring cavity, a trigger main magnetic block which is positioned at the lower side of the rainwater filtering net is connected in a sliding fit manner in the rainwater monitoring cavity, synthetic fibers are fixedly connected between the left end face of the trigger main magnetic block and the left end wall of the rainwater monitoring cavity, and a main magnetic, and the auxiliary magnetic block cavity is connected with a triggering auxiliary magnetic block which can correspond to the triggering main magnetic block in a sliding fit manner.
On the basis of the technical scheme, the upper end wall of the belt wheel cavity is connected with a main radiating fan shaft which extends downwards into the belt wheel cavity and extends upwards into the radiating through cavity in a rotating fit manner, the upper end surface of the main radiating fan shaft is fixedly connected with a main radiating fan which is positioned in the radiating through cavity, a radiating fan belt wheel which is fixedly connected with the main radiating fan shaft is arranged in the belt wheel cavity, the upper end wall of the belt wheel cavity is connected with a line wheel shaft which extends upwards into the belt wheel cavity and extends downwards into the line wheel cavity in a rotating fit manner, a line wheel which is connected with the line wheel shaft in a friction fit manner is arranged in the line wheel cavity, a belt wheel which is fixedly connected with the line wheel shaft is arranged in the belt wheel cavity, the upper end surface of the motor is fixedly connected with a motor main shaft which extends upwards into the belt wheel cavity and is connected with the main body box in a rotating fit manner, and, the motor belt wheel, the wire wheel belt wheel and the cooling fan belt wheel are connected with a belt wheel belt in the belt wheel cavity in a power fit mode.
On the basis of the technical scheme, a sealing plate is connected in a sliding fit manner in a sealing plate cavity, a sealing plate spring is fixedly connected between the right end surface of the sealing plate and the right end wall of the sealing plate cavity, a wire wheel pull rope is fixedly connected between the right end surface of the sealing plate and the wire wheel, a trigger pull rope is fixedly connected between the lower end surface of the limit block and the lower end surface of the trigger auxiliary magnetic block, a main ventilating plate pull rope is fixedly connected between the left end surface of the centrifugal push block and the upper end surface of the movable ventilating plate on the left side, an auxiliary ventilating plate pull rope is fixedly connected between the left end surface of the centrifugal push block and the upper end surface of the movable ventilating plate on the right side, the attraction force between the trigger main magnetic block and the trigger auxiliary magnetic block is greater than the thrust of the limit block spring, the thrust of the centrifugal push block spring is greater than the thrust of, the synthetic fibers will expand in the presence of water and will contract to a shortened state in the dry state.
The invention has the beneficial effects that: this device guarantees the normal ventilation of distribution intracavity through fixed ventilating board and removal ventilating board, monitor current weather condition through rainwater monitoring chamber simultaneously, if for rainy day, then will trigger the stopper and retrieve to spacing intracavity, and cooperation wind wheel and centrifugal wheel make the device get into wind speed monitoring mode, along with the wind speed increase promptly, the vent that forms between main ventilation chamber and the vice ventilation chamber will reduce thereupon, thereby the probability that the rainwater got into to the distribution intracavity has been reduced, the security of circuit has been guaranteed, the work of main radiator fan is triggered in the cooperation simultaneously, thereby the normal heat dissipation in the distribution intracavity has also been guaranteed when guaranteeing circuit safety.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic view of an overall structure of a rainproof distribution box device with an auxiliary heat dissipation function according to the present invention.
Fig. 2 is a schematic sectional view at a-a in fig. 1.
Fig. 3 is an enlarged schematic view of the structure at B in fig. 1.
Fig. 4 is an enlarged schematic view of the structure at C in fig. 1.
Fig. 5 is an enlarged schematic view of the structure at D in fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
Combine the distribution box device that fig. 1-5 said that a rainproof type just takes supplementary heat dissipation function, including main body case 10, be equipped with distribution cavity 21 in the main body case 10, distribution cavity 21 left and right sides end wall intercommunication be equipped with the opening outwards and with distribution cavity 21 is the total ventilation cavity 14 that central bilateral symmetry set up, fixedly connected with fixed ventilating board 16 in the total ventilation cavity 14, total ventilation cavity 14 upper end wall intercommunication is equipped with removal ventilating board cavity 13, and left side removal ventilating board cavity 13 is located the left side fixed ventilating board 16 right side, right side removal ventilating board cavity 13 is located the right side fixed ventilating board 16 left side, be equipped with the main ventilation chamber 17 that four evenly distributed that link up about in the fixed ventilating board 16 set up, removal ventilating board cavity 13 sliding fit is connected to extend downwards in the total ventilation cavity 14 and with the removal ventilating board 18 that fixed ventilating board 16 corresponds, a ventilating plate spring 12 is fixedly connected between the upper end surface of the movable ventilating plate 18 and the upper end wall of the movable ventilating plate cavity 13, four auxiliary ventilating cavities 15 which are communicated from left to right and are uniformly distributed and can be in one-to-one correspondence with the main ventilating cavity 17 are arranged in the movable ventilating plate 18, the lower end wall of the main ventilating cavity 14 at the left side is fixedly connected with a contact switch 19 which is positioned at the right side of the fixed ventilating plate 16 and can be abutted against the movable ventilating plate 18 at the right side, a heat dissipation through cavity 25 is communicated with the lower end wall of the power distribution cavity 21, a heat dissipation fan box 26 is fixedly connected with the right end wall of the heat dissipation through cavity 25, a sealing plate cavity 29 positioned at the lower side of the heat dissipation fan box 26 is communicated with the right end wall of the heat dissipation through cavity 25, a belt wheel cavity 28 which extends rightwards into the main body box 10 and is positioned at the upper side of the sealing plate cavity 29 is arranged at the right side of, the right side of the wire wheel cavity 58 is provided with a motor 64 which is positioned at the lower side of the belt wheel cavity 28 and is fixedly connected with the main body box 10.
In addition, in one embodiment, the lower end surface of the main body box 10 is fixedly connected with the supporting blocks 20 which are arranged symmetrically left and right with the heat dissipation through cavity 25 as the center, the upper side of the power distribution cavity 21 is provided with a centrifugal wheel cavity 34, the left end wall of the centrifugal wheel cavity 34 is provided with a centrifugal push block cavity 39 in a communicating manner, the lower end wall of the centrifugal push block cavity 39 is provided with a limit block cavity 42 in a communicating manner, the right side of the centrifugal wheel cavity 34 is provided with a rainwater monitoring cavity 37 with an upward opening, the lower end wall of the rainwater monitoring cavity 37 is provided with an auxiliary magnetic block cavity 55 in a communicating manner, the upper end wall of the power distribution cavity 21 is rotatably and fittingly connected with an air wheel shaft 33 which extends downwards into the power distribution cavity 21 and extends upwards to the outside through the centrifugal wheel cavity 34, the power distribution cavity 21 is internally provided with an auxiliary heat dissipation fan 35 which is fixedly connected with the air wheel shaft 33, the upper end surface of the wind wheel shaft 33 is fixedly connected with a wind wheel 31 positioned outside, four centrifugal block cavities 50 with outward openings are circumferentially arranged in the centrifugal wheel 44 by taking the wind wheel shaft 33 as a center, a centrifugal block 49 is connected in the centrifugal block cavities 50 in a sliding fit manner, and a centrifugal block spring 43 is fixedly connected between the end surface of the centrifugal block 49 close to the wind wheel shaft 33 and the bottom wall of the centrifugal block cavity 50.
In addition, in one embodiment, a centrifugal push block 47 abutting against the centrifugal block 49 is connected in a sliding fit manner in the centrifugal push block cavity 39, a limiting groove 46 with a downward opening and capable of corresponding to the limiting block cavity 42 is arranged in the centrifugal push block 47, a limiting block 48 capable of corresponding to the limiting groove 46 is connected in the limiting block cavity 42 in a sliding fit manner, a limiting block spring 40 is fixedly connected between the lower end surface of the limiting block 48 and the lower end wall of the limiting block cavity 42, a centrifugal push block spring 45 is fixedly connected between the left end surface of the centrifugal push block 47 and the left end wall of the centrifugal push block cavity 39, a rainwater filter screen 52 is fixedly connected in the rainwater monitoring cavity 37, a trigger main magnetic block 53 positioned on the lower side of the rainwater filter screen 52 is connected in the rainwater monitoring cavity 37 in a sliding fit manner, a synthetic fiber 51 is fixedly connected between the left end surface of the trigger main magnetic block 53 and, a main magnetic block spring 54 is fixedly connected between the right end face of the triggering main magnetic block 53 and the right end wall of the rainwater monitoring cavity 37, and a triggering auxiliary magnetic block 56 which can correspond to the triggering main magnetic block 53 is connected in the auxiliary magnetic block cavity 55 in a sliding fit mode.
In addition, in one embodiment, the upper end wall of the pulley cavity 28 is connected with a main heat dissipation fan shaft 24 which extends downward into the pulley cavity 28 and extends upward into the heat dissipation through cavity 25 in a rotationally fitting manner, the upper end surface of the main heat dissipation fan shaft 24 is fixedly connected with a main heat dissipation fan 22 which is located in the heat dissipation through cavity 25, the pulley cavity 28 is provided with a heat dissipation fan pulley 23 which is fixedly connected with the main heat dissipation fan shaft 24, the upper end wall of the pulley cavity 58 is connected with a pulley shaft 61 which extends upward into the pulley cavity 28 and extends downward into the pulley cavity 58 in a rotationally fitting manner, the pulley cavity 58 is provided with a pulley 59 which is connected with the pulley shaft 61 in a frictional fitting manner, the pulley cavity 28 is provided with a pulley 60 which is fixedly connected with the pulley shaft 61 in a rotationally fitting manner, the upper end surface of the motor 64 is fixedly connected with a motor main shaft 63 which extends upward into the pulley cavity 28 and is connected with the main body box 10 in a rotationally fitting manner, the belt wheel cavity 28 is internally provided with a motor belt wheel 62 fixedly connected with the motor spindle 63, and the motor belt wheel 62, the belt wheel 60 and the cooling fan belt wheel 23 are connected with a belt wheel belt 57 in the belt wheel cavity 28 in a power fit manner.
In addition, in one embodiment, a sealing plate 27 is connected in a sliding fit manner in the sealing plate cavity 29, a sealing plate spring 30 is fixedly connected between the right end surface of the sealing plate 27 and the right end wall of the sealing plate cavity 29, a reel pull rope 65 is fixedly connected between the right end surface of the sealing plate 27 and the reel 59, a trigger pull rope 41 is fixedly connected between the lower end surface of the limit block 48 and the lower end surface of the trigger auxiliary magnet block 56, a main ventilation plate pull rope 11 is fixedly connected between the left end surface of the centrifugal push block 47 and the upper end surface of the left movable ventilation plate 18, an auxiliary ventilation plate pull rope 38 is fixedly connected between the left end surface of the centrifugal push block 47 and the upper end surface of the right movable ventilation plate 18, the attraction force between the trigger main magnet block 53 and the trigger auxiliary magnet block 56 is greater than the thrust of the limit block spring 40, and the thrust of the centrifugal push block spring, the frictional force between the reel shaft 61 and the reel 59 is larger than the urging force of the seal plate spring 30, and the synthetic fiber 51 expands when it encounters water and contracts to a contracted state in a dry state.
The fixing and connecting method in this embodiment includes, but is not limited to, bolting, welding, and the like.
As shown in fig. 1-5, when the device of the present invention is in an initial state, the synthetic fiber 51 is in a dry state, the trigger main magnetic block 53 and the trigger auxiliary magnetic block 56 are in a disengaged state, the main magnetic block spring 54 is in a stretched state, the limit block 48 and the limit groove 46 are in a corresponding state, i.e., the centrifugal push block 47 cannot move left and right at this time, the ventilation board spring 12 is in a compressed state, the auxiliary ventilation cavity 15 and the main ventilation cavity 17 are in a completely corresponding state, i.e., the main ventilation cavity 17 and the auxiliary ventilation cavity 15 form a complete ventilation channel at this time, the lower end surface of the movable ventilation board 18 and the contact switch 19 are in a disengaged state, the left end surface of the sealing board 27 and the left end wall of the heat dissipation through cavity 25 are in;
sequence of mechanical actions of the whole device:
when meeting rainy day, rainwater enters into rainwater monitoring chamber 37 this moment, thereby make synthetic fiber 51 meet the water inflation extension, thereby trigger main magnetic block 53 and receive the pulling force of main magnetic block spring 54 and move left to corresponding with triggering vice magnetic block 56 just, thereby trigger stay cord 41 this moment and be in taut state, thereby stopper 48 receives the pulling force that triggers stay cord 41 and thereby overcome stopper spring 40's thrust and make stopper 48 remove downwards to just break away from with spacing groove 46, thereby centrifugal ejector pad 47 can remove about this moment, and the device enters into the state of monitoring wind speed size this moment.
If wind blows, the wind wheel 31 is blown by wind at the moment, so that the wind wheel shaft 33 is driven to rotate, the centrifugal wheel 44 is driven to rotate, the centrifugal block 49 is acted by centrifugal force to move outwards against the pulling force of the centrifugal block spring 43, the pushing force of the centrifugal push block spring 45 is overcome to push the centrifugal push block 47 leftwards, the main ventilating board pull rope 11 and the auxiliary ventilating board pull rope 38 are gradually in a loosening state at the moment, the movable ventilating board 18 is gradually moved downwards under the pushing force of the ventilating board spring 12, the auxiliary ventilating cavity 15 is staggered with the main ventilating cavity 17 at the moment, so that a ventilating opening formed between the auxiliary ventilating cavity 15 and the main ventilating cavity 17 is gradually reduced, the probability that rainwater influenced by wind enters the power distribution cavity 21 through the main ventilating cavity 17 and the auxiliary ventilating cavity 15 is reduced, and the safety of a circuit in the power distribution cavity 21 is ensured;
the larger the descending distance of the movable ventilation plate 18 is, the smaller the passage formed by the auxiliary ventilation cavity 15 and the main ventilation cavity 17 is, so that the purpose of automatically adjusting the size of the ventilation opening according to the wind speed is realized, the device can ensure that the power distribution cavity 21 is not influenced by rainwater on the premise of ensuring normal heat dissipation in the power distribution cavity 21, and the rotating speed of the wind wheel shaft 33 is increased along with the increase of the wind speed, so that the rotating speed of the auxiliary heat dissipation fan 35 is driven to be increased, the air flow in the power distribution cavity 21 is accelerated, and the purpose of auxiliary heat dissipation is realized;
when the wind speed is increased to enable the lower end face of the movable ventilation plate 18 to abut against the contact switch 19, at the moment, the main ventilation cavity 17 and the auxiliary ventilation cavity 15 are completely in a separation state, namely, the ventilation channel is closed, at the moment, the movable ventilation plate 18 abuts against the contact switch 19, so that the motor 64 is started, the motor 64 drives the motor belt pulley 62 to rotate through the motor main shaft 63, the motor belt pulley 62 drives the pulley wheel 60 and the cooling fan belt pulley 23 to rotate through the belt pulley 57, the pulley wheel 60 drives the line shaft 61 to rotate, the line shaft 61 overcomes the thrust of the sealing plate spring 30 through the friction force between the line wheel shaft 61 and the line wheel 59, the line wheel pull rope 65 pulls the sealing plate 27 to move rightwards to be just completely positioned in the sealing plate cavity 29 and keep still, namely, the line wheel 59 is not rotated under the pull force of the pulley pull;
meanwhile, the belt wheel 23 of the cooling fan drives the main cooling fan 22 to rotate through the main cooling fan shaft 24, so that hot air in the power distribution cavity 21 is continuously pumped out downwards to the outside by the main cooling fan 22 through the cooling through cavity 25, and the purpose of cooling is achieved on the premise that the power distribution cavity 21 is not affected by rain shadow;
when the wind stops, the movable ventilation plate 18 moves upwards to the initial state, namely the secondary ventilation cavity 15 and the primary ventilation cavity 17 are in a completely corresponding state at the moment, so that the contact switch 19 is in a disengaged state, so that the motor 64 stops, so that the sealing plate 27 moves leftwards to the initial state under the thrust of the sealing plate spring 30, namely the heat dissipation through cavity 25 is in a closed state at the moment, the centrifugal push block 47 moves rightwards to the initial state under the thrust of the centrifugal push block spring 45, and when the synthetic fibers 51 are dried, the pulling force of the synthetic fibers 51 shrinking and shortening the triggering main magnetic block 53 overcomes the pulling force of the main magnetic block spring 54 to move leftwards to be disengaged from the triggering secondary magnetic block 56, so that the limiting block 48 moves upwards to correspond to the limiting groove 46 again under the thrust of the limiting block spring 40, namely the device returns to the initial state.
The invention has the beneficial effects that: this device guarantees the normal ventilation of distribution intracavity through fixed ventilating board and removal ventilating board, monitor current weather condition through rainwater monitoring chamber simultaneously, if for rainy day, then will trigger the stopper and retrieve to spacing intracavity, and cooperation wind wheel and centrifugal wheel make the device get into wind speed monitoring mode, along with the wind speed increase promptly, the vent that forms between main ventilation chamber and the vice ventilation chamber will reduce thereupon, thereby the probability that the rainwater got into to the distribution intracavity has been reduced, the security of circuit has been guaranteed, the work of main radiator fan is triggered in the cooperation simultaneously, thereby the normal heat dissipation in the distribution intracavity has also been guaranteed when guaranteeing circuit safety.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims (5)

1. The utility model provides a distribution box device of rain-proof type and supplementary heat dissipation function in area, includes the main part case, its characterized in that: the power distribution box is internally provided with a power distribution cavity, the left end wall and the right end wall of the power distribution cavity are communicated with a main ventilation cavity which is provided with an outward opening and is arranged in bilateral symmetry by taking the power distribution cavity as a center, a fixed ventilation board is fixedly connected in the main ventilation cavity, the upper end wall of the main ventilation cavity is communicated with a movable ventilation board cavity, the left movable ventilation board cavity is arranged at the left side, the right movable ventilation board cavity is arranged at the right side, the left fixed ventilation board is arranged at the left side, four uniformly distributed main ventilation cavities which are communicated from left to right are arranged in the fixed ventilation board, the movable ventilation board is connected with the movable ventilation board which extends downwards into the main ventilation cavity and corresponds to the fixed ventilation board in a sliding fit manner in the movable ventilation board cavity, a ventilation board spring is fixedly connected between the upper end wall of the movable ventilation board cavity and the upper end wall of the movable ventilation board, four auxiliary ventilation cavities which are communicated from left to right and are, left side total ventilation chamber lower extreme wall fixedly connected with is located fixed ventilation board right side and can with the right side remove the contact switch of ventilation board butt, distribution chamber lower extreme wall intercommunication is equipped with the heat dissipation and leads to the chamber, the heat dissipation leads to chamber right side end wall fixedly connected with radiator fan case, the heat dissipation leads to chamber right-hand member wall intercommunication and is equipped with and is located the sealed plate chamber of radiator fan case downside, the radiator fan incasement is equipped with and extends to right the main part incasement just is located the band pulley chamber of sealed plate chamber upside, sealed plate chamber right side is equipped with and is located the line wheel chamber of band pulley chamber downside, line wheel chamber right side is equipped with and is located band pulley chamber downside and with main part case fixed connection's motor.
2. The rainproof distribution box device with the auxiliary heat dissipation function according to claim 1, wherein: the lower end surface of the main body box is fixedly connected with supporting blocks which are arranged symmetrically left and right by taking the heat dissipation through cavity as a center, the upper side of the power distribution cavity is provided with a centrifugal wheel cavity, the left end wall of the centrifugal wheel cavity is communicated with a centrifugal push block cavity, the lower end wall of the centrifugal push block cavity is communicated with a limit block cavity, the right side of the centrifugal wheel cavity is provided with a rainwater monitoring cavity with an upward opening, the lower end wall of the rainwater monitoring cavity is communicated with an auxiliary magnetic block cavity, the upper end wall of the power distribution cavity is connected with a wind wheel shaft which extends downwards into the power distribution cavity and upwards extends through the centrifugal wheel cavity to the outside in a rotating and matching manner, an auxiliary heat dissipation fan fixedly connected with the wind wheel shaft is arranged in the power distribution cavity, a centrifugal wheel fixedly connected with the wind wheel shaft is arranged in the centrifugal wheel cavity, the upper end surface of the wind wheel shaft is fixedly connected with a wind wheel positioned in the outside, and, and a centrifugal block is connected in the centrifugal block cavity in a sliding fit manner, and a centrifugal block spring is fixedly connected between the end surface of the centrifugal block close to the side of the wind wheel shaft and the bottom wall of the centrifugal block cavity.
3. The rainproof distribution box device with the auxiliary heat dissipation function according to claim 2, and is characterized in that: a centrifugal push block which is abutted against the centrifugal block is connected in a sliding fit manner in the centrifugal push block cavity, a limiting groove with a downward opening and capable of corresponding to the limiting block cavity is arranged in the centrifugal push block, a limiting block which is capable of corresponding to the limiting groove is connected in a sliding fit manner in the limiting block cavity, a limiting block spring is fixedly connected between the lower end face of the limiting block and the lower end wall of the limiting block cavity, a centrifugal push block spring is fixedly connected between the left end face of the centrifugal push block and the left end wall of the centrifugal push block cavity, a rainwater filtering net is fixedly connected in the rainwater monitoring cavity, a trigger main magnetic block which is positioned at the lower side of the rainwater filtering net is connected in a sliding fit manner in the rainwater monitoring cavity, synthetic fibers are fixedly connected between the left end face of the trigger main magnetic block and the left end wall of the rainwater monitoring cavity, and a main magnetic block, and the auxiliary magnetic block cavity is connected with a triggering auxiliary magnetic block which can correspond to the triggering main magnetic block in a sliding fit manner.
4. The rainproof distribution box device with the auxiliary heat dissipation function according to claim 1, wherein: the upper end wall of the belt wheel cavity is connected with a main radiating fan shaft which extends downwards into the belt wheel cavity and extends upwards into the radiating through cavity in a rotating fit manner, the upper end surface of the main radiating fan shaft is fixedly connected with a main radiating fan which is positioned in the radiating through cavity, a radiating fan belt wheel which is fixedly connected with the main radiating fan shaft is arranged in the belt wheel cavity, the upper end wall of the belt wheel cavity is connected with a line wheel shaft which extends upwards into the belt wheel cavity and extends downwards into the line wheel cavity in a rotating fit manner, a line wheel which is connected with the line wheel shaft in a friction fit manner is arranged in the line wheel cavity, a line wheel belt wheel which is fixedly connected with the line wheel shaft is arranged in the belt wheel cavity, the upper end surface of the motor is fixedly connected with a motor main shaft which extends upwards into the belt wheel cavity and is connected with the main body box in a rotating fit manner, the motor belt wheel, the wire wheel belt wheel and the cooling fan belt wheel are connected with a belt wheel belt in the belt wheel cavity in a power fit mode.
5. The rainproof distribution box device with the auxiliary heat dissipation function according to claim 1, wherein: a sealing plate is connected in a sliding fit manner in the sealing plate cavity, a sealing plate spring is fixedly connected between the right end surface of the sealing plate and the right end wall of the sealing plate cavity, a wire wheel pull rope is fixedly connected between the right end surface of the sealing plate and the wire wheel, a trigger pull rope is fixedly connected between the lower end surface of the limit block and the lower end surface of the trigger auxiliary magnetic block, a main ventilating plate pull rope is fixedly connected between the left end surface of the centrifugal push block and the upper end surface of the movable ventilating plate on the left side, an auxiliary ventilating plate pull rope is fixedly connected between the left end surface of the centrifugal push block and the upper end surface of the movable ventilating plate on the right side, the attraction force between the trigger main magnetic block and the trigger auxiliary magnetic block is greater than the thrust of the limit block spring, the thrust of the centrifugal push block spring is greater than the thrust of the ventilating, the synthetic fibers will expand in the presence of water and will contract to a shortened state in the dry state.
CN202011242521.XA 2020-11-09 2020-11-09 Rainproof distribution box device with auxiliary heat dissipation function Withdrawn CN112234487A (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112864900A (en) * 2021-02-04 2021-05-28 朱沛钊 Energy-saving heat dissipation type switch board
CN113328368A (en) * 2021-08-02 2021-08-31 江苏凡高电气有限公司 Waterproof box-type substation
CN113421744A (en) * 2021-08-23 2021-09-21 南通志和电气有限公司 Transformer radiator
CN114335801A (en) * 2021-12-29 2022-04-12 杭州阳名新能源设备科技有限公司 Household solid-state battery energy storage system
CN116417022A (en) * 2023-02-09 2023-07-11 汇钜电科(东莞)实业有限公司 Mobile hard disk with multiple heat radiation modes

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112864900A (en) * 2021-02-04 2021-05-28 朱沛钊 Energy-saving heat dissipation type switch board
CN113328368A (en) * 2021-08-02 2021-08-31 江苏凡高电气有限公司 Waterproof box-type substation
CN113328368B (en) * 2021-08-02 2021-09-28 江苏凡高电气有限公司 Waterproof box-type substation
CN113421744A (en) * 2021-08-23 2021-09-21 南通志和电气有限公司 Transformer radiator
CN114335801A (en) * 2021-12-29 2022-04-12 杭州阳名新能源设备科技有限公司 Household solid-state battery energy storage system
CN114335801B (en) * 2021-12-29 2023-09-22 杭州阳名新能源设备科技有限公司 Household solid-state battery energy storage system
CN116417022A (en) * 2023-02-09 2023-07-11 汇钜电科(东莞)实业有限公司 Mobile hard disk with multiple heat radiation modes
CN116417022B (en) * 2023-02-09 2023-12-29 汇钜存储科技(东莞)有限公司 Mobile hard disk with multiple heat radiation modes

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Application publication date: 20210115