CN111404056B - Heat dissipation protection equipment for power grid distribution box - Google Patents
Heat dissipation protection equipment for power grid distribution box Download PDFInfo
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- CN111404056B CN111404056B CN202010296926.5A CN202010296926A CN111404056B CN 111404056 B CN111404056 B CN 111404056B CN 202010296926 A CN202010296926 A CN 202010296926A CN 111404056 B CN111404056 B CN 111404056B
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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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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
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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
- H02B1/46—Boxes; Parts thereof or accessories therefor
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C99/00—Subject matter not provided for in other groups of this subclass
- A62C99/0009—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames
- A62C99/0018—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames using gases or vapours that do not support combustion, e.g. steam, carbon dioxide
- A62C99/0027—Carbon dioxide extinguishers
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Abstract
The invention discloses heat dissipation protection equipment for a power grid distribution box, which comprises a machine body, wherein a working box is arranged in the machine body, a rotating cavity is arranged in the working box, a heat conduction device is arranged in the rotating cavity, and the heat conduction device comprises a rotating disc which is rotatably arranged in the rotating cavity; the fire extinguishing device is provided with the alarm device and the carbon dioxide extinguishing device, and can alarm and extinguish fire when the working device is on fire, so that the safety quality of the power transformation box is improved; the invention is provided with the heat dissipation adjusting device, and the heat dissipation adjusting device can be in transmission combination with the fan blade group and the direction dividing device, so that the machine body can be subjected to heat dissipation adjustment according to the weather.
Description
Technical Field
The invention relates to the technical field of power grid correlation, in particular to heat dissipation protection equipment for a power grid distribution box.
Background
The whole formed by the substation and the transmission and distribution lines of various voltages in the power system is called a power grid, which is called a power grid for short. The system comprises three units of power transformation, power transmission and power distribution; the task of the power grid is to deliver and distribute electrical energy, changing the voltage; the traditional intelligent transformer box is generally not provided with a heat dissipation adjusting function for automatically adjusting the rotating speed of a fan according to the temperature of a working device; when the fire is caused by overheating, the automatic fire extinguishing and alarming device can not be used in a linkage manner, so that the fire extinguishing efficiency is not high; and most of the devices can not be subjected to heat dissipation adjustment according to weather, so that the safety of the devices in operation is not high enough.
Disclosure of Invention
The present invention aims to provide a heat dissipation protection device for a power grid distribution box, which overcomes the above-mentioned drawbacks of the prior art.
The invention relates to heat dissipation protection equipment for a power grid distribution box, which comprises a machine body, wherein a working box is arranged in the machine body, a rotating cavity is arranged in the working box, a heat conduction device is arranged in the rotating cavity and comprises a rotating disc rotationally arranged in the rotating cavity, a first rotating wheel is rotationally arranged at the front side of the rotating disc, a second rotating wheel is rotationally arranged at the right side of the first rotating wheel, a synchronous belt is arranged between the first rotating wheel and the second rotating wheel, a first gear is fixedly arranged at the rear side of the second rotating wheel, a sliding rod cavity is arranged in the first gear, the sliding rod cavity is slidably arranged in a sliding rod, a rack which is meshed and connected with the first gear is arranged in the left wall body of the sliding rod, a pull rope is arranged at the lower side of the sliding rod, the pull rope is provided with a fire starting alarm device, and a heat conduction pipe is arranged at the lower side, the utility model discloses a carbon dioxide fire extinguishing device, including the working box, the chamber of rotating, the rolling disc upside is equipped with the heat conduction piece that is used for heat-conduction, the working box upside is equipped with the expansion pipe, the expansion pipe left side is equipped with variable speed heat dissipation adjusting device, the right side is equipped with the heat dissipation adjusting device that is used for ventilating the fan blade according to wind direction wind speed and adjusts, the working box downside is equipped with the carbon dioxide extinguishing device that is used for catching fire.
On the basis of the technical scheme, the alarm device comprises an alarm cavity arranged on the lower side of the working box, a wire wheel connected with the pull rope is arranged in the alarm cavity in a rotating mode, a rotating block is fixedly arranged on the left side of the alarm cavity, a connecting piece is arranged between the left side of the rotating block and the wall body on the left side of the alarm cavity, telescopic springs are arranged on the upper side and the lower side of the rotating block, and bells are arranged on the telescopic springs.
On the basis of the technical scheme, the variable-speed heat dissipation adjusting device comprises a sliding groove arranged on the upper side, a sliding block is arranged in the sliding groove in a sliding manner, a power motor is fixedly arranged in the wall body on the upper side of the sliding block, a gear transmission cavity is arranged on the upper side of the power motor, a first rotating gear is fixedly arranged on a power output shaft on the upper side of the power motor, a first rotating shaft is arranged in the gear transmission cavity on the left side of the first rotating gear, a second rotating gear is fixedly arranged on the first rotating shaft, a sliding rotating block is fixedly arranged on the upper side of the second rotating gear, a shaft piece is rotatably arranged on the upper side and the lower side of the gear transmission cavity on the left side of the sliding rotating block, a connecting block slidably arranged on the shaft piece is slidably arranged on the sliding rotating block, a rotating rod is rotatably arranged on the, the meshing is installed on the slip rack and is gone up gliding even tooth piece from top to bottom, it is equipped with to slide on the even tooth piece the connecting block, even tooth piece upside has set firmly first gear, even tooth piece downside has set firmly the second gear, even tooth piece downside diapire internal fixation has the motor, the dwang is left the gear drive intracavity rotates and is equipped with the transmission shaft, the transmission shaft upside has set firmly the gear wheel, the gear drive intracavity the gear wheel downside has set firmly the pinion, gear drive chamber downside is equipped with fan unit.
On the basis of the technical scheme, the fan device comprises a fan cavity arranged on the lower side of a gear transmission cavity, a first bevel gear is fixedly arranged on the lower side of the transmission shaft in the fan cavity, a fixed rod is fixedly arranged on the lower side of the fan cavity, a second bevel gear in meshed connection with the first bevel gear is rotatably arranged on the left side of the fixed rod, and a first fan used for cooling a working device in the working box is fixedly arranged on the right side of the second bevel gear.
On the basis of the technical scheme, the heat dissipation adjusting device comprises a third rotating gear which is rotatably arranged on the right side of the first rotating gear, a first synchronous belt cavity is formed in the upper side of the third rotating gear, a first synchronous belt wheel fixedly installed with the third rotating gear is arranged on the left side of the first synchronous belt cavity in a rotating mode, a second synchronous belt wheel is arranged on the right side of the first synchronous belt cavity in a rotating mode, a first synchronous belt is arranged between the first synchronous belt wheel and the second synchronous belt wheel, the second synchronous belt wheel is fixedly installed on a rotating shaft, a fan blade adjuster converter is arranged on the rotating shaft, a sub-control device is arranged on the upper side of the converter, and a fan blade group used for adjusting the opening size of fan blades is arranged on the lower side of the rotating shaft.
On the basis of the technical scheme, the branch controlling means including set up in the second synchronous belt chamber of first synchronous belt chamber upside, second synchronous belt chamber upside rotate be equipped with the axis of rotation rotates the rotation case of installation, it is equipped with the gear chamber to rotate the incasement, second synchronous belt chamber left side is rotated and is equipped with third synchronous pulley, third synchronous pulley upside sets firmly the wind direction dish that is used for the wind direction to adjust, second synchronous belt chamber right side is equipped with fourth synchronous pulley, third synchronous pulley with be equipped with the second hold-in range between the fourth synchronous pulley, second hold-in range fixed mounting in rotate the case downside, in the gear chamber the axis of rotation upside has set firmly first conical gear, first conical gear left side meshing is connected with second conical gear.
On the basis of the technical scheme, the fan blade group including set up in the fan blade chamber of axis of rotation downside, fan blade chamber downside has set firmly the connecting rod, be equipped with the mount between the connecting rod, the mount upside has set firmly the fixed block, the fixed block with it is equipped with the flabellum to rotate between the connecting rod, the flabellum is kept away from fixed block one side is rotated and is equipped with the rotation case, it is close to rotate the case fixed block one side is rotated and is equipped with the second bull stick.
On the basis of the technical scheme, the carbon dioxide fire extinguishing device comprises an expansion push rod arranged on the lower side of the working box, a sliding cavity is arranged on the left side of the expansion push rod, the sliding cavity slides to be provided with a sliding push rod with a building groove and is used for sliding downwards, a fire extinguishing box is arranged on the left side of the sliding push rod, a fire extinguishing cavity is arranged on the right side of the fire extinguishing box, a sliding groove is formed in the left side of the fire extinguishing cavity, a pipe is arranged in the fire extinguishing cavity, and a nozzle communicated with the upper side.
The invention has the beneficial effects that: the variable-speed heat dissipation adjusting device is arranged, so that the rotating speed of the fan can be increased when the temperature of the working device is too high, and the working device is cooled;
the fire extinguishing device is provided with the alarm device and the carbon dioxide extinguishing device, and can alarm and extinguish fire when the working device is on fire, so that the safety quality of the power transformation box is improved;
the invention is provided with the heat dissipation adjusting device, and the heat dissipation adjusting device can be in transmission combination with the fan blade group and the direction dividing device, so that the machine body can be subjected to heat dissipation adjustment according to the weather.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a heat dissipation protection device for a power grid distribution box according to the present invention;
FIG. 2 is an enlarged view of a portion of the invention at 901 in FIG. 1;
FIG. 3 is a cross-sectional view taken at "A-A" of FIG. 1 in accordance with the present invention;
FIG. 4 is an enlarged view of a portion of the invention at 903 in FIG. 1;
FIG. 5 is a cross-sectional view taken at "B-B" of FIG. 1 in accordance with the present invention.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, for convenience of description, the following orientations will now be defined: 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.
Referring to fig. 1 to 5, a heat dissipation protection device for a power grid distribution box according to an embodiment of the present invention includes a body 33, a working box 52 is disposed in the body 33, a rotating cavity 53 is disposed in the working box 52, a heat conduction device 901 is disposed in the rotating cavity 53, the heat conduction device 901 includes a rotating disc 54 rotatably disposed in the rotating cavity 53, a first rotating wheel 55 is rotatably disposed at a front side of the rotating disc 54, a second rotating wheel 57 is rotatably disposed at a right side of the first rotating wheel 55, a synchronous belt 56 is disposed between the first rotating wheel 55 and the second rotating wheel 57, a first gear 58 is fixedly disposed at a rear side of the second rotating wheel 57, the first gear 58 has a sliding rod cavity 59, the sliding rod cavity 59 is slidably disposed in a sliding rod 60, a rack 61 engaged with the first gear 58 is disposed in a left side wall body of the sliding rod 60, slide bar 60 downside is equipped with stay cord 48, stay cord 48 is equipped with and is used for firing alarm device 902, the rolling disc 54 downside is equipped with heat conduction's heat pipe 65, rotate the chamber 53 rear side the rolling disc 54 upside is equipped with and is used for heat-conducting heat conduction piece 64, work box 52 upside is equipped with expansion pipe 44, expansion pipe 44 left side is equipped with variable speed heat dissipation adjusting device 903, 4 the right side is equipped with and is used for ventilating heat dissipation adjusting device 904 that the fan leaf was adjusted according to the wind direction wind speed, work box 52 downside is equipped with the carbon dioxide extinguishing device 905 that is used for firing.
In addition, in one embodiment, the alarm device 902 includes an alarm cavity 43 disposed on the lower side of the working box 52, a wire wheel 42 connected to the pull rope 48 is rotatably disposed in the alarm cavity 43, a rotation block 41 is fixedly disposed on the left side of the alarm cavity 43, a connection member 63 is disposed between the left side of the rotation block 41 and the left side wall body of the alarm cavity 43, extension springs 40 are disposed on the upper and lower sides of the rotation block 41, a ring 39 is disposed on the extension springs 40, when a fire disaster occurs due to an overhigh temperature in the working box 52, the expansion block 62 is expanded by heat to push the slide rod 60 to move upwards, so that the pull rope 48 moves upwards, the pull rope 48 moves upwards to drive the wire wheel 42 to rotate, the wire wheel 42 rotates to drive the rotation block 41 to rotate, and the extension springs 40 move upwards and collide with the.
In addition, in an embodiment, the variable-speed heat dissipation adjustment device 903 includes a sliding groove 82 disposed on the upper side, a sliding block 81 is slidably disposed in the sliding groove 82, a power motor 80 is fixedly disposed in an upper side wall body of the sliding block 81, a gear transmission cavity 85 is disposed on an upper side of the power motor 80, a first rotating gear 79 is fixedly disposed on a power output shaft on the upper side of the power motor 80, a first rotating shaft 73 is disposed in the gear transmission cavity 85 on the left side of the first rotating gear 79, a second rotating gear 78 is fixedly disposed on the first rotating shaft 73, a sliding rotating block 74 is fixedly disposed on an upper side of the second rotating gear 78, a connecting block 72 slidably mounted with the sliding rotating block 74 is slidably disposed on the gear transmission cavity 85 on the left side of the sliding rotating block 74, a rotating rod 70 is rotatably disposed on the gear transmission cavity 85 on the left side of the connecting block 72, be equipped with the slip rack 76 on the dwang 70, the meshing is installed and is gone up to the slip rack 76 and to carry out gliding company's tooth piece 75 from top to bottom, it is equipped with to slide on company's tooth piece 75 the connecting block 72, even tooth piece 75 upside has set firmly first gear 71, even tooth piece 75 downside has set firmly second gear 69, even tooth piece 75 downside diapire in has set firmly motor 77, the dwang 70 is left the 85 internal rotations of gear drive chamber are equipped with transmission shaft 28, transmission shaft 28 upside has set firmly gear wheel 67, in the gear drive chamber 85 gear wheel 67 downside has set firmly pinion 68, gear drive chamber 85 downside is equipped with fan unit 801, when the equipment temperature in the work box 52 is too high, heat pipe 65 heat transfer makes the expansion pipe 44 promote the sliding block 81 to move left, and the sliding block 81 moves left and drives first rotation gear 79 and second rotation gear 78 meshing is connected, then, the power motor 80 is started to rotate to drive the first rotating gear 79 to rotate, the first rotating gear 79 rotates to drive the second rotating gear 78 to rotate, the second rotating gear 78 rotates to drive the sliding rotating block 74 to rotate, the sliding rotating block 74 rotates to drive the connecting block 72 to rotate, the connecting block 72 rotates to drive the connecting tooth block 75 to move downwards to enable the second gear 69 to be meshed with the pinion 68, so that gear switching is achieved, the rotating power of the fan device 801 is increased, and rapid cooling of the working device in the working box 52 is achieved.
In addition, in one embodiment, the fan device 801 includes a fan cavity 99 disposed at a lower side of the gear transmission cavity 85, a first bevel gear 29 is fixedly disposed at a lower side of the transmission shaft 28 in the fan cavity 99, a fixing rod 31 is fixedly disposed at a lower side of the fan cavity 99, a second bevel gear 30 engaged with the first bevel gear 29 is rotatably disposed at a left side of the fixing rod 31, a first fan 32 for cooling the working device in the working box 52 is fixedly disposed at a right side of the second bevel gear 30, when the motor 77 is started, the rotating rod 70 is driven to rotate the connecting gear block 75, the connecting gear block 75 is driven to rotate the first gear 71, the first gear 71 is driven to rotate the large gear 67, the large gear 67 is driven to rotate the transmission shaft 28, the transmission shaft 28 is driven to rotate the first bevel gear 29, the first bevel gear 29 is driven to rotate the second bevel, the second bevel gear 30 rotates to drive the first fan 32 to rotate, thereby cooling the working devices in the working chamber 52.
In addition, in one embodiment, the heat dissipation adjustment device 904 includes a third rotating gear 84 rotatably disposed on the right side of the first rotating gear 79, a first synchronous belt cavity 49 is disposed on the upper side of the third rotating gear 84, a first synchronous belt wheel 83 fixedly mounted with the third rotating gear 84 is rotatably disposed on the left side of the first synchronous belt cavity 49, a second synchronous belt wheel 51 is rotatably disposed on the right side of the first synchronous belt cavity 49, a first synchronous belt 50 is disposed between the first synchronous belt wheel 83 and the second synchronous belt wheel 51, the second synchronous belt wheel 51 is fixedly mounted on a rotating shaft 10, a blade adjuster converter 11 is disposed on the rotating shaft 10, a sub-controller 802 is disposed on the upper side of the converter 11, a blade set 804 for adjusting the size of a blade opening is disposed on the lower side of the rotating shaft 10, and the first rotating gear 79 is driven to rotate when the power motor 80 is started, the first rotation gear 79 rotates to drive the first synchronous belt pulley 83 to rotate, the first synchronous belt pulley 83 rotates to drive the first synchronous belt 50 to rotate, the first synchronous belt 50 rotates to drive the second synchronous belt pulley 51 to rotate, and the second synchronous belt pulley 51 rotates to drive the rotation shaft 10 to rotate, so that ventilation adjustment is performed on the fan blade group 804.
In addition, in one embodiment, the sub-control device 802 includes a second synchronous belt cavity 24 disposed on the upper side of the first synchronous belt cavity 49, a rotation box 19 rotatably mounted with the rotation shaft 10 is rotatably disposed on the upper side of the second synchronous belt cavity 24, a gear cavity 20 is disposed in the rotation box 19, a third synchronous belt wheel 23 is rotatably disposed on the left side of the second synchronous belt cavity 24, a wind direction disk 16 for adjusting the wind direction is fixedly disposed on the upper side of the third synchronous belt wheel 23, a fourth synchronous belt wheel 26 is disposed on the right side of the second synchronous belt cavity 24, a second synchronous belt 25 is disposed between the third synchronous belt wheel 23 and the fourth synchronous belt wheel 26, the second synchronous belt 25 is fixedly mounted on the lower side of the rotation box 19, a first bevel gear 21 is fixedly disposed on the upper side of the rotation shaft 10 in the gear cavity 20, and a second bevel gear 18 is engaged and connected to the left side of the first bevel gear 21, when the wind-direction disk 16 rotates according to the wind direction, the third synchronous belt wheel 23 is driven to rotate, the third synchronous belt wheel 23 rotates to drive the second synchronous belt 25 to rotate, the second synchronous belt 25 rotates to drive the fourth synchronous belt wheel 26 to rotate, and the fourth synchronous belt wheel 26 rotates to drive the rotating box 19 to rotate, so that the wind-direction disk faces the blowing direction.
In addition, in one embodiment, the fan blade group 804 including set up in the fan blade chamber 86 of axis of rotation 10 downside, fan blade chamber 86 downside has set firmly connecting rod 88, be equipped with mount 15 between the connecting rod 88, the mount 15 upside has set firmly fixed block 14, fixed block 14 with it is equipped with flabellum 87 to rotate between the connecting rod 88, flabellum 87 keeps away from fixed block 14 one side is rotated and is equipped with and rotates case 19, it is close to rotate case 19 fixed block 14 one side is rotated and is equipped with second bull stick 13, drives second bull stick 13 and rotates when axis of rotation 10 rotates, and second bull stick 13 rotates and drives the carriage release lever 89 and rotate, and carriage release lever 89 rotates and drives flabellum 87 and rotate to realize the control of flabellum switching size.
In addition, in one embodiment, the carbon dioxide fire extinguishing apparatus 905 includes an expansion push rod 47 disposed at the lower side of the working box 52, a sliding cavity 46 is disposed at the left side of the expansion push rod 47, the sliding cavity 46 is slidably provided with a sliding push rod 35 having an masonry groove for sliding downward, a fire extinguishing box 34 is disposed at the left side of the sliding push rod 35, a fire extinguishing cavity 38 is disposed at the right side of the fire extinguishing box 34, a chute 91 is disposed at the left side of the fire extinguishing cavity 38, a pipe 37 is disposed in the fire extinguishing cavity 38, a communicating nozzle 36 is fixedly disposed at the upper side of the pipe 37, when the sliding rod 60 moves upward, the first gear 58 is driven to rotate, the first gear 58 rotates to drive the second rotating wheel 57 to rotate, the second rotating wheel 57 rotates to drive the synchronous belt 56 to rotate, the synchronous belt 56 rotates to drive the first rotating wheel 55 to rotate, the first rotating wheel 55 rotates to drive the rotating disc 54 to, thereby moving the expansion push rod 47 to the left and thus moving the sliding push rod 35 upward, thereby opening the fire extinguishing chamber 34 and allowing carbon dioxide to pass through the fire extinguishing chamber 38 into the spray head 36, thereby extinguishing fire.
In the initial state, the heat pipe 65 is connected to the heat conduction block 64 on the upper side of the work box 52, the first gear 71 is meshed with the large gear 67, and the first rotation gear 79 is meshed with the gear transmission chamber 85.
When the working device in the working box 52 is at a constant temperature, the windward disc 16 rotates according to the wind direction to drive the third synchronous pulley 23 to rotate, the third synchronous pulley 23 rotates to drive the second synchronous belt 25 to rotate, the second synchronous belt 25 rotates to drive the fourth synchronous pulley 26 to rotate, the fourth synchronous pulley 26 rotates to drive the rotating box 19 to rotate, and the wind drives the second fan 17 to rotate and is adjusted by the converter 11 from the right side to the blowing direction, then the power motor 80 is started, the power motor 80 rotates to drive the first rotating gear 79 to rotate, the first rotating gear 79 rotates to drive the first synchronous pulley 83 to rotate, the first synchronous pulley 83 rotates to drive the first synchronous pulley 50 to rotate, the first synchronous pulley 50 rotates to drive the second synchronous pulley 51 to rotate, and the second synchronous pulley 51 rotates to drive the rotating shaft 10 to rotate, so as to perform ventilation adjustment on the fan blade group 804.
When the working device in the working box 52 is at a high temperature, the heat of the heat conducting pipe 65 is transferred to the expansion pipe 44, so that the expansion pipe 44 pushes the sliding block 81 to move leftwards, the sliding block 81 moves leftwards to drive the first rotating gear 79 to be meshed with the second rotating gear 78, the restarting power motor 80 rotates to drive the first rotating gear 79 to rotate, the first rotating gear 79 rotates to drive the second rotating gear 78 to rotate, the second rotating gear 78 rotates to drive the sliding rotating block 74 to rotate, the sliding rotating block 74 rotates to drive the connecting block 72 to rotate, the connecting block 72 rotates to drive the connecting tooth block 75 to move downwards to drive the second gear 69 to be meshed with the small gear 68, so as to realize gear switching, the restarting motor 77 drives the rotating rod 70 to rotate, the rotating rod 70 rotates to drive the connecting tooth block 75 to rotate, the connecting tooth block 75 rotates to drive the first gear 71 to rotate, the first gear 71 rotates to drive the large gear, the bull gear 67 rotates to drive the transmission shaft 28 to rotate, the transmission shaft 28 rotates to drive the first bevel gear 29 to rotate, the first bevel gear 29 rotates to drive the second bevel gear 30 to rotate, and the second bevel gear 30 rotates to drive the first fan 32 to rotate, so that the working device in the working box 52 is cooled.
When the working device in the working box 52 is on fire for alarming, the expansion block 62 is expanded by heat to push the slide rod 60 to move upwards, so that the pull rope 48 is pulled to move upwards, the pull rope 48 moves upwards to drive the wire wheel 42 to rotate, the wire wheel 42 rotates to drive the rotating block 41 to rotate, and the telescopic spring 40 is driven to move up and down to collide with the upper and lower side wall bodies of the alarm cavity 43 for alarming.
When the working device in the working box 52 is on fire to extinguish the fire, the sliding rod 60 moves upwards to drive the first gear 58 to rotate, the first gear 58 rotates to drive the second rotating wheel 57 to rotate, the second rotating wheel 57 rotates to drive the synchronous belt 56 to rotate, the synchronous belt 56 rotates to drive the first rotating wheel 55 to rotate, the first rotating wheel 55 rotates to drive the rotating disc 54 to rotate, so that the heat conducting pipe 65 is communicated with the heat conducting block 64 on the lower side of the working box 52, the expansion push rod 47 moves leftwards, the sliding push rod 35 moves upwards, the fire extinguishing box 34 is opened, and carbon dioxide enters the spray head 36 through the fire extinguishing chamber 38 to extinguish the fire.
The invention has the beneficial effects that: the variable-speed heat dissipation adjusting device is arranged, so that the rotating speed of the fan can be increased when the temperature of the working device is too high, and the working device is cooled;
the fire extinguishing device is provided with the alarm device and the carbon dioxide extinguishing device, and can alarm and extinguish fire when the working device is on fire, so that the safety quality of the power transformation box is improved;
the invention is provided with the heat dissipation adjusting device, and the heat dissipation adjusting device can be in transmission combination with the fan blade group and the direction dividing device, so that the machine body can be subjected to heat dissipation adjustment according to the weather.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and scope of the present invention are intended to be included therein.
Claims (1)
1. The utility model provides a heat dissipation protection equipment for grid distribution box, includes the fuselage, its characterized in that: the machine body is internally provided with a working box, the working box is internally provided with a rotating cavity, the rotating cavity is internally provided with a heat conduction device, the heat conduction device comprises a rotating disc which is rotatably arranged in the rotating cavity, the front side of the rotating disc is rotatably provided with a first rotating wheel, the right side of the first rotating wheel is rotatably provided with a second rotating wheel, a synchronous belt is arranged between the first rotating wheel and the second rotating wheel, the rear side of the second rotating wheel is fixedly provided with a first gear, the first gear is provided with a sliding rod cavity, the sliding rod cavity is slidably arranged in a sliding rod, the wall body at the left side of the sliding rod is internally provided with a rack which is meshed and connected with the first gear, the lower side of the sliding rod is provided with a pull rope, the pull rope is provided with a fire alarm device, the lower side of the rotating disc is provided with a heat conduction pipe for heat conduction, and the upper, an expansion pipe is arranged on the upper side of the working box, a variable-speed heat dissipation adjusting device is arranged on the left side of the expansion pipe, a heat dissipation adjusting device for adjusting ventilation fan blades according to wind direction and wind speed is arranged on the right side of the expansion pipe, and a carbon dioxide fire extinguishing device for firing is arranged on the lower side of the working box; the alarm device comprises an alarm cavity arranged on the lower side of the working box, a wire wheel connected with the pull rope is rotatably arranged in the alarm cavity, a rotating block is fixedly arranged on the left side of the alarm cavity, a connecting piece is arranged between the left side of the rotating block and the wall body of the left side of the alarm cavity, telescopic springs are arranged on the upper side and the lower side of the rotating block, and bells are arranged on the telescopic springs; the variable-speed heat dissipation adjusting device comprises a sliding groove arranged on the upper side, a sliding block is arranged in the sliding groove in a sliding manner, a power motor is fixedly arranged in a wall body on the upper side of the sliding block, a gear transmission cavity is formed in the upper side of the power motor, a first rotating gear is fixedly arranged on a power output shaft on the upper side of the power motor, a first rotating shaft is arranged in the gear transmission cavity on the left side of the first rotating gear, a second rotating gear is fixedly arranged on the first rotating shaft, a sliding rotating block is fixedly arranged on the upper side of the second rotating gear, a shaft piece is arranged on the left side of the sliding rotating block in a rotating manner on the upper side and the lower side of the gear transmission cavity, a connecting block which is slidably arranged on the shaft piece is slidably arranged on the sliding rotating block, a rotating rod is arranged on the left side of the gear transmission cavity on the upper side and, the connecting block is arranged on the gear connecting block in a sliding mode, a first gear is fixedly arranged on the upper side of the gear connecting block, a second gear is fixedly arranged on the lower side of the gear connecting block, a motor is fixedly arranged in the bottom wall of the lower side of the gear connecting block, a transmission shaft is rotatably arranged in the gear transmission cavity on the left side of the rotating rod, a large gear is fixedly arranged on the upper side of the transmission shaft, a small gear is fixedly arranged on the lower side of the large gear in the gear transmission cavity, and a fan device is arranged on the lower side of the; the fan device comprises a fan cavity arranged on the lower side of a gear transmission cavity, a first bevel gear is fixedly arranged on the lower side of the transmission shaft in the fan cavity, a fixed rod is fixedly arranged on the lower side of the fan cavity, a second bevel gear in meshed connection with the first bevel gear is rotatably arranged on the left side of the fixed rod, and a first fan used for cooling a working device in the working box is fixedly arranged on the right side of the second bevel gear; the heat dissipation adjusting device comprises a third rotating gear which is rotatably arranged on the right side of the first rotating gear, a first synchronous belt cavity is arranged on the upper side of the third rotating gear, a first synchronous belt wheel fixedly mounted with the third rotating gear is rotatably arranged on the left side of the first synchronous belt cavity, a second synchronous belt wheel is rotatably arranged on the right side of the first synchronous belt cavity, a first synchronous belt is arranged between the first synchronous belt wheel and the second synchronous belt wheel, the second synchronous belt wheel is fixedly mounted on a rotating shaft, a fan blade adjuster converter is arranged on the rotating shaft, a sub-control device is arranged on the upper side of the converter, and a fan blade group for adjusting the opening size of fan blades is arranged on the lower side of the rotating shaft; the branch control device comprises a second synchronous belt cavity arranged on the upper side of the first synchronous belt cavity, a rotating box rotatably arranged on the upper side of the second synchronous belt cavity and rotatably mounted with the rotating shaft is arranged on the upper side of the second synchronous belt cavity, a gear cavity is arranged in the rotating box, a third synchronous belt wheel is rotatably arranged on the left side of the second synchronous belt cavity, a wind direction disc for wind direction adjustment is fixedly arranged on the upper side of the third synchronous belt wheel, a fourth synchronous belt wheel is arranged on the right side of the second synchronous belt cavity, a second synchronous belt is arranged between the third synchronous belt wheel and the fourth synchronous belt wheel and fixedly mounted on the lower side of the rotating box, a first bevel gear is fixedly arranged on the upper side of the rotating shaft in the gear cavity, and a second bevel gear is meshed with the left side of the first bevel gear; the fan blade group comprises a fan blade cavity arranged on the lower side of the rotating shaft, connecting rods are fixedly arranged on the lower side of the fan blade cavity, a fixing frame is arranged between the connecting rods, a fixing block is fixedly arranged on the upper side of the fixing frame, fan blades are rotatably arranged between the fixing block and the connecting rods, a rotating box is rotatably arranged on one side of the fan blades far away from the fixing block, and a second rotating rod is rotatably arranged on one side of the rotating box close to the fixing block; carbon dioxide extinguishing device including set up in the inflation push rod of work box downside, inflation push rod left side is equipped with the slip chamber, the slip chamber slides and is equipped with the slip push rod that contains the step groove and is used for the lapse, the slip push rod left side is equipped with the case of putting out a fire, the case right side of putting out a fire is equipped with the chamber of putting out a fire, the chamber left side of putting out a fire is equipped with the spout the intracavity of putting out a fire is equipped with the pipe, the pipe upside sets firmly the shower nozzle.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010296926.5A CN111404056B (en) | 2020-04-15 | 2020-04-15 | Heat dissipation protection equipment for power grid distribution box |
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| CN202010296926.5A CN111404056B (en) | 2020-04-15 | 2020-04-15 | Heat dissipation protection equipment for power grid distribution box |
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| CN111404056B true CN111404056B (en) | 2020-12-18 |
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| CN111701169B (en) * | 2020-08-04 | 2021-04-20 | 宁夏隆基宁光仪表股份有限公司 | Automatic high-temperature heat dissipation ammeter terminal box with anti-theft function |
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| CN111404056A (en) | 2020-07-10 |
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Effective date of registration: 20201127 Address after: No. 25B, No. 25B, advanced ceramic industry park, Liuquan District, Shandong Province, 2008 Applicant after: SHANDONG LIANNENG ELECTRIC POWER DESIGN Co.,Ltd. Address before: 312000 Dongchen 314, Banei Village, Gaobu Town, Yuecheng District, Shaoxing City, Zhejiang Province Applicant before: SHAOXING SUODUN ELECTRONIC TECHNOLOGY Co.,Ltd. |
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