CN112657093B - Electrical equipment intellectual detection system firebreak device - Google Patents
Electrical equipment intellectual detection system firebreak device Download PDFInfo
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- CN112657093B CN112657093B CN202110089408.0A CN202110089408A CN112657093B CN 112657093 B CN112657093 B CN 112657093B CN 202110089408 A CN202110089408 A CN 202110089408A CN 112657093 B CN112657093 B CN 112657093B
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Abstract
The invention relates to an intelligent detection fire protection device for electrical equipment, which effectively solves the problems that the existing electrical equipment does not have fire protection and automatic fire extinguishing, can not prevent the fire from spreading and is inconvenient to maintain; the technical scheme includes that the electric module comprises a shell and an electric module arranged in the shell, and is characterized in that ventilation windows are formed in the left side wall and the right side wall of the shell, the ventilation windows are of a hollow structure, the left side wall and the right side wall of the shell are of a hollow structure, sealing plates are connected into the left side wall and the right side wall of the shell in an up-and-down sliding mode, the top end of the shell is rotatably connected with a driving shaft, the upper end of the driving shaft is coaxially and fixedly connected with a cross-shaped rotating rod arranged at the upper end of the shell, one end, away from the driving shaft, of the cross-shaped rotating rod is respectively and fixedly connected with two exhaust ducts and cover hole plates, the two exhaust ducts are linearly distributed, an exhaust fan is rotatably connected into the exhaust ducts, the exhaust fan is externally connected with a power supply, and two heat dissipation holes which are coaxial with the exhaust ducts in one-to-one correspondence; the structure is simple and the practicability is strong.
Description
Technical Field
The invention relates to the technical field of electrical equipment, in particular to an intelligent detection fireproof device for electrical equipment.
Background
Fires caused by power distribution cabinet decay, line aging, equipment short circuit, improper operation of electric equipment and the like in enterprises are the most common. The main reason for this is that the power protection devices do not provide a good protection function and cannot effectively protect the devices and control the resulting fire source when an electrical short occurs.
When putting out a fire to electrical equipment, the mode of putting out a fire is for cutting off the power supply earlier, then puts out a fire through dry powder fire extinguisher, cuts off the combustion source simultaneously, guarantees that electrical equipment is in the low oxygen environment, reduces the prerequisite of burning.
At present, the following problems exist in the detection fire protection device of electrical equipment:
1. the existing electrical equipment does not have a fire extinguishing device, and electrical equipment in a cabinet runs, so that heat cannot be dissipated in time, and spontaneous combustion is caused;
2. when the electrical equipment is burnt, a person is required to hold the fire extinguisher to extinguish a fire, so that automatic fire extinguishing treatment cannot be realized, and meanwhile, the electrical equipment cannot be prevented from burning to the outside of a case of the electrical equipment to cause burning of external combustible substances, so that the fire intensity is increased;
3. the existing electrical equipment is inconvenient to maintain, maintenance personnel are required to maintain in a narrow space, and the maintenance difficulty is increased.
Therefore, the present invention provides an intelligent detection fire protection device for electrical equipment to solve the above problems.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the intelligent detection fire-proof device for the electrical equipment, which effectively solves the problems that the existing electrical equipment does not have fire prevention and automatic fire extinguishing, can not prevent the fire from spreading and is inconvenient to maintain the electrical equipment.
The invention comprises a shell and an electric module arranged in the shell, and is characterized in that the left side wall and the right side wall of the shell are both provided with ventilation windows which are of hollow structures, the left side wall and the right side wall of the shell are of hollow structures, and sealing plates are connected in the left side wall and the right side wall of the shell in a vertical sliding manner;
the top end of the shell is rotatably connected with a driving shaft, the upper end of the driving shaft is coaxially and fixedly connected with a cross rotating rod arranged at the upper end of the shell, one end of the cross rotating rod, far away from the driving shaft, is respectively and fixedly connected with two exhaust ducts and cover plates, the two exhaust ducts are linearly distributed, the two cover plates are linearly distributed, the exhaust ducts are rotatably connected with exhaust fans in the exhaust ducts, the exhaust fans are externally connected with a power supply, and the upper end of the shell is provided with two heat dissipation holes which are coaxial with the exhaust ducts in a one-to-one correspondence manner;
the lower end of the driving shaft is coaxially and fixedly connected with a driving shaft collar, the lower end of the driving shaft collar is coaxially and fixedly connected with a driving inner gear ring, a rotating single gear is engaged with the driving inner gear ring, the lower end of the rotating single gear is coaxially and fixedly connected with a rotating pinion, the driving shaft collar is coaxially and rotatably connected with a fixed ring shell, the rotating pinion is arranged at the lower end of the fixed ring shell and is rotatably connected with the fixed ring shell, the outer wall of the fixed ring shell is sleeved with a fixed frame fixedly connected with the shell, a sliding rack which is in front-back sliding connection with the fixed frame is engaged beside the rotating pinion, the rear end of the sliding rack is fixedly connected with an extension spring, the other end of the extension spring is fixedly connected with the fixed frame, and the front end of the sliding rack is fixedly connected with a magnetite, the fixed frame is internally and fixedly connected with an electromagnet arranged at the front end of the magnet, and the electromagnet is externally connected with a power supply;
the upper end in the shell is fixedly connected with a dry powder fire extinguisher.
Preferably, the upper end of the exhaust tube is rotatably connected with an exhaust cap, a plurality of exhaust holes are formed in the side wall of the exhaust cap, and a filter screen cover tube is connected in the exhaust cap in a vertical sliding mode.
Preferably, the peripheries of the heat dissipation holes are coaxially and vertically connected with sealing ring sleeves in a sliding mode, the shell is provided with limiting ring holes matched with the sealing ring sleeves, the lower ends of the sealing ring sleeves are fixedly connected with return springs, the other ends of the return springs are fixedly connected with the limiting ring holes, and the outer wall surfaces of the sealing ring sleeves are arc-shaped.
Preferably, the upper side inside the left side wall and the right side wall of the shell is rotatably connected with a guide roller, the lower end of the fixing frame is rotatably connected with two lifting locking gears, the two lifting locking gears are meshed with each other, the lower ends of the two lifting locking gears are coaxially and fixedly connected with a take-up and pay-off wheel, and the upper ends of the sealing plates are connected with the take-up and pay-off wheel through pull ropes wound on the guide roller;
the rear ends of the two lifting locking gears are meshed with lifting racks, the lifting racks are connected with the fixed frame in a vertical sliding mode, the lifting racks are connected with a lifting T plate at the lower end of the fixed frame in a vertical sliding mode, lifting holes matched with the lifting racks are formed in the fixed frame, and the upper ends of the lifting racks are in an inclined plane shape.
Preferably, the lower side of the shell is fixedly connected with a ventilating plate, the upper end of the ventilating plate is connected with an installation supporting plate in a front-back sliding manner, and a plurality of flow guide holes are formed in the installation supporting plate;
the mounting support plate is characterized in that two sliding limiting strips are fixedly connected to the lower end of the mounting support plate, the lower ends of the sliding limiting strips are rotatably connected with a plurality of transfer balls, the transfer balls are tangent to the lower end faces of limiting rails arranged at the upper ends of the ventilating plates, and the limiting rails are matched with the sliding limiting strips.
Preferably, the ventilation board front end seted up the locking groove, locking inslot sliding connection have spacing wedge board from top to bottom.
Preferably, the lower end of the mounting supporting plate is fixedly connected with a sliding sleeve, the sliding sleeve is in threaded connection with a sliding lead screw which is rotatably connected inside the shell, and the front end of the sliding lead screw is provided with a rotating cross groove.
Preferably, the inner wall and the outer wall of the shell and the outer wall of the sealing plate are coated with fireproof paint.
The invention improves the existing electrical equipment, and effectively solves the problems of heat dissipation in the cabinet of the electrical equipment and air isolation of the electrical equipment in case of fire by arranging the ventilation window, the sealing plate, the exhaust duct, the cover orifice plate, the driving shaft, the driving inner gear ring, the rotating single gear and the rotating pinion; the problem that external dust enters the interior of the electrical equipment cabinet through the heat dissipation holes is effectively solved by additionally arranging the air exhaust cap, the air exhaust holes and the filter screen cover cylinder; the problem of realizing automatic control on the sealing plate is effectively solved by additionally arranging the guide roller, the lifting locking gear, the take-up and pay-off wheel and the lifting rack; and the structure is simple and stable, and the universality is extremely high.
Drawings
Fig. 1 is a perspective view of the present invention.
FIG. 2 is a schematic cross-sectional view of the present invention.
FIG. 3 is a schematic view of a rotating single gear and connecting components of the present invention.
FIG. 4 is a first schematic view of the connection between the exhaust duct and the cover plate according to the present invention.
FIG. 5 is a second schematic view of the connection between the exhaust duct and the cover plate according to the present invention.
Fig. 6 is a perspective view of the mounting plate of the present invention.
FIG. 7 is a schematic view of the connection between the exhaust duct and the exhaust cap according to the present invention.
FIG. 8 is a schematic view of the rotary pinion and connecting member of the present invention.
Fig. 9 is a perspective view of the mounting plate locking and limiting of the present invention.
Fig. 10 is a perspective view of the dry powder fire extinguisher according to the present invention.
Fig. 11 is a partial perspective view of a sealing cuff of the present invention.
Detailed Description
The foregoing and other aspects, features and advantages of the invention will be apparent from the following more particular description of embodiments of the invention, as illustrated in the accompanying drawings in which reference is made to figures 1 to 11. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.
The invention provides an intelligent detection fire protection device for electrical equipment, which comprises a shell 1 and an electrical module arranged in the shell 1, wherein the shell 1 provides a fixed support base for a subsequent structure, and the shell 1 provides protection for the internal structure, and is characterized in that ventilation windows 2 are arranged on the left side wall and the right side wall of the shell 1 respectively, the ventilation windows 2 are of a downward inclined hole structure, so that external impurities are prevented from entering the shell 1 through the ventilation windows 2, the ventilation windows 2 are of a hollow structure, the left side wall and the right side wall of the shell 1 are of a hollow structure, sealing plates 3 are vertically and slidably connected in the left side wall and the right side wall of the shell 1, the embodiment provides a mode that the sealing plates 3 are vertically and slidably connected, an iron plate is fixedly connected at the upper end of the sealing plate 3, and an electromagnet 19 is fixedly connected at the upper end of the left side wall and the right side wall, the electromagnet 19 realizes the adsorption of the iron plate and the lifting and fixing of the sealing plate 3, and when the electromagnet 19 is powered off, the sealing plate 3 slides downwards to realize the sealing of the ventilation window 2;
the top end of the shell 1 is rotatably connected with a driving shaft 4, the upper end of the driving shaft 4 is coaxially and fixedly connected with a cross rotating rod 5 arranged at the upper end of the shell 1, the driving shaft 4 rotates to drive the cross rotating rod 5 to synchronously rotate, one end of the cross rotating rod 5, which is far away from the driving shaft 4, is respectively and fixedly connected with two exhaust cylinders 6 and two cover pore plates 7, the two exhaust cylinders 6 are in linear distribution, the two cover pore plates 7 are in linear distribution, the distance between the exhaust cylinder 6 and the cover orifice plate 7 and the drive shaft 4 is the same, an exhaust fan 8 is rotationally connected in the exhaust cylinder 6, the exhaust fan 8 is externally connected with a power supply, two heat dissipation holes 9 which are coaxial and correspond to the exhaust cylinders 6 one by one are arranged at the upper end of the shell 1, the rotation of the exhaust fan 8 realizes the discharge of the heat in the shell 1 through the heat dissipation holes 9 and the exhaust cylinder 6;
the lower end of the driving shaft 4 is coaxially and fixedly connected with a driving shaft 4 ring 10, the driving shaft 4 ring 10 rotates to drive the driving shaft 4 to rotate synchronously, the lower end of the driving shaft 4 ring 10 is coaxially and fixedly connected with a driving inner gear ring 11, the driving inner gear ring 11 is internally engaged with a rotating single gear 12, the lower end of the rotating single gear 12 is coaxially and fixedly connected with a rotating pinion 13, the rotating pinion 13 rotates to drive the rotating single gear 12 to rotate synchronously, the rotating single gear 12 rotates to stir the driving inner gear ring 11 to rotate intermittently by 90 degrees, the driving inner gear ring 11 intermittently rotates to drive the driving shaft 4 ring 10 to rotate synchronously and further drive the driving shaft 4 to rotate synchronously and intermittently, the driving shaft 4 ring 10 is coaxially and rotatably connected with a fixed ring shell 14 fixedly connected with the shell 1, and the rotating pinion 13 is arranged at the lower end of the fixed ring shell 14, the utility model discloses a rotary driving device, including casing 1, rotation pinion 13 with fixed ring shell 14 rotate to be connected, fixed ring shell 14 outer wall cover be equipped with casing 1 fixed connection's mount 15, the other meshing of rotation pinion 13 have with mount 15 around sliding connection's slip rack 16, slip rack 16 around slide and drive rotation pinion 13 just reverse, rotation pinion 13 pivoted in-process drive shaft 4 rotate, and then realize cross dwang 5 intermittent type 90 degrees rotations, slip rack 16 rear end fixedly connected with extension spring 17, the extension spring 17 other end with mount 15 fixed connection, slip rack 16 front end fixedly connected with magnetite 18, mount 15 in fixedly connected with arrange in the electro-magnet 19 of magnetite 18 front end, electro-magnet 19 external power supply, under the normal state, the electromagnet 19 is in an electrified state, the electromagnet realizes the adsorption of the magnetite 18, the sliding rack 16 is ensured to be positioned at the foremost end, when a fire occurs, the electrical equipment is automatically powered off, the electromagnet 19 is powered off, the sliding rack 16 slides to the rear end under the stretching action of the stretching spring 17, and then the rotating pinion 13 is driven to rotate;
the upper end in the shell 1 is fixedly connected with a dry powder fire extinguisher, the dry powder fire extinguisher is a common automatic fire extinguisher, and when a fire occurs, the dry powder fire extinguisher automatically sprays dry powder to realize the fire extinguishing treatment of electrical equipment;
in the embodiment, when the ventilation window 2 is opened, the sliding rack 16 is located at the front end, the inside of the housing 1 is under the effect of the exhaust fan 8 to take the heat inside the housing 1 out of the housing 1, when the electric module inside the housing 1 abnormally generates spontaneous combustion, the electric module and the electromagnet 19 of the exhaust fan 8 are both powered off, the sealing plate 3 slides downwards after the electromagnet 19 is powered off, the ventilation window 2 is closed to prevent the external air from entering, meanwhile, the extension spring 17 pulls the sliding rack 16 to slide backwards, and the sliding rack 16 slides to drive the rotating pinion 13 to rotate, the rotation pinion 13 rotate and drive the drive ring gear 11 to rotate at an interval of 90 degrees through the rotation single gear 12, the drive ring gear 11 rotates and drives the drive shaft 4 and the ring gear 10 to rotate synchronously, the drive shaft 4 and the ring gear 10 rotate and drive the drive shaft 4 to rotate synchronously, the drive shaft 4 rotates and drives the cross rotating rod 5 to rotate at an angle of 90 degrees, the exhaust cylinder 6 and the heat dissipation holes 9 are separated from each other, the cover hole plate 7 seals the heat dissipation holes 9, the external air is prevented from entering the shell 1 to support combustion, and meanwhile, the dry powder fire extinguisher automatically sprays dry powder to extinguish fire for the electric module in the shell 1 under the conditions of high temperature and fire.
Embodiment two, on the basis of embodiment one, when the electrical module does not operate, the exhaust fan 8 does not rotate, at this time, external dust can enter the inside of the housing 1 through the exhaust tube 6 and the heat dissipation holes 9, then dust is collected on the electrical module to affect heat dissipation, so this embodiment provides a structure for preventing external dust from entering the inside of the housing 1, specifically, the upper end of the exhaust tube 6 is rotatably connected with an exhaust cap 20, the side wall of the exhaust cap 20 is provided with a plurality of exhaust holes 21, the exhaust fan 8 rotates to discharge heat to the outside through the exhaust holes 21, the exhaust cap 20 is internally and vertically slidably connected with a filter screen cover tube 22, the filter screen cover tube 22 filters external air to ensure the cleanliness of the air entering the housing 1 through the outside, and meanwhile, the filter screen cover tube 22 can be detached from the exhaust cap 20, cleaning of the screen cover cylinder 22 is achieved.
In the third embodiment, on the basis of the second embodiment, when the cover plate 7 seals the heat dissipation holes 9, the cover plate 7 and the heat dissipation holes 9 are in contact fit, so that the sealing degree is not high, and external air enters the housing 1, so that the embodiment provides a structure for sealing the cover plate 7 and the heat dissipation holes 9, specifically, the peripheries of the heat dissipation holes 9 are coaxially and vertically slidably connected with sealing ring sleeves 23, the housing 1 is provided with limit ring holes 24 matched with the sealing ring sleeves 23, the lower ends of the sealing ring sleeves 23 are fixedly connected with return springs, the other ends of the return springs are fixedly connected with the limit ring holes 24, under the action of the return springs, the sealing ring sleeves 23 slide up and down along the limit ring holes 24, and the outer wall surfaces of the sealing ring sleeves 23 are arc-shaped, guarantee cross dwang 5 rotate the in-process, apron 7 or exhaust pipe 6 can press move sealed ring cover 23 lapse, work as simultaneously exhaust pipe 6 or apron 7 with louvre 9 cooperation correspond when, sealed ring cover 23 be in reset spring's effect under upwards slide, realize sealed ring cover 23 right apron 7 or exhaust pipe 6 sealed, sealed ring cover 23 inner wall be the elasticity material, realized with apron 7 or exhaust pipe 6's inseparable laminating, realized effectively sealed.
Fourth embodiment, on the basis of the first embodiment, in order to realize the synchronous control of the sealing plate 3, ensure the stable operation of the sealing plate 3, avoid the problem that the sealing plate 3 automatically slides down along with the change of the circuit and the power-on state, and ensure the effective control of the sealing plate 3, the present embodiment provides a sealing plate 3 control mechanism, specifically, a guide roller 25 is rotatably connected to the inner upper side of the left and right side walls of the housing 1, two lifting locking gears 26 are rotatably connected to the lower end of the fixing frame 15, the two lifting locking gears 26 are engaged with each other, one lifting locking gear 26 is driven to synchronously rotate during the rotation of the other lifting locking gear 26, a take-up and pay-off wheel 27 is coaxially and fixedly connected to the lower ends of the two lifting locking gears, the upper end of the sealing plate 3 is connected to the take-up and pay-off wheel 27 through a pull rope wound on the guide roller 25, the sealing plate 3 slides downwards under the action of self gravity, and the sealing plate 3 drives the take-up and pay-off wheel 27 to rotate, so that the sealing plate 3 is placed downwards;
when the sealing plate 3 is not needed to seal the ventilation window 2, the two lifting locking gears need to be locked, so that the sealing plate 3 is prevented from freely sliding under the action of self weight, and therefore, the embodiment provides a structure for locking the lifting locking gears, specifically, the rear ends of the two lifting locking gears are engaged with a lifting rack 28, the lifting rack 28 is connected with the fixing frame 15 in a vertical sliding manner, the lifting rack 28 is connected with a lifting T-shaped plate 29 fixedly connected to the lower end of the fixing frame 15 in a vertical sliding manner, specifically, a vertical sliding connection manner is provided, specifically, one side of the lifting rack 28 close to the lifting T-shaped plate 29 is provided with a T-shaped sliding rail, the lifting T-shaped plate 29 is fixedly connected with a T-shaped sliding block matched with the T-shaped sliding rail, under the matching action of the T-shaped sliding block and the T-shaped sliding rail, the lifting rack 28 slides up and down along the lifting T-shaped plate 29, the lower end of the lifting rack 28 is connected with the lifting T-shaped plate 29 through a spring, the fixing frame 15 is provided with a lifting hole 30 matched with the lifting rack 28, the upper end of the lifting rack 28 is in an inclined plane shape, the lifting rack 28 is pressed by the magnet block to slide downwards in the process of sliding towards the rear end, so that the lifting rack 28 is disengaged from the lifting locking gear 26, the lifting locking sprocket is unlocked, and the sealing plate 3 is unlocked.
Fifth, based on the first embodiment, after the outside air enters the inside of the housing 1, the heat is dissipated from the left and right sides of the inside of the housing 1, the heat dissipation effect on the middle part is not good, so the embodiment provides a structure capable of guiding air, specifically, the lower side of the shell 1 is fixedly connected with a ventilating board 31, outside air flows upwards through the ventilating board 31 after passing through the ventilating window 2, so that the air uniformly disperses and then flows upwards, more air flows towards the middle in a gathering way, the upper end of the ventilation board 31 is connected with a mounting supporting plate 32 in a front-back sliding manner, the mounting supporting plate 32 provides a fixed supporting base for the electric module, a plurality of flow guide holes 33 are formed in the mounting support plate 32, and air enters the shell 1 through the flow guide holes 33 to effectively dissipate heat inside the shell 1;
two slip spacing strips 34 of installation supporting plate 32 lower extreme fixedly connected with, the 34 lower extreme of slip spacing strip all rotate and be connected with a plurality of transfer balls 35, transfer ball 35 with set up spacing track 36 of ventilating board 31 upper end terminal surface tangent down, spacing track 36 with slip spacing strip 34 cooperate, through the pulling installation supporting plate 32 transfer ball 35 with spacing track 36 cooperation under, installation supporting plate 32 be in casing 1 in slide, the realization is right installation supporting plate 32 on maintain the clearance.
Sixth embodiment, on the basis of fifth embodiment, in order to avoid the installation supporting plate 32 shaking in the housing 1, so that the electric device in the housing 1 shakes to affect the normal use of the electric device, therefore, this embodiment provides a structure for fixing and limiting the installation supporting plate 32, specifically, the front end of the ventilation plate 31 is provided with a locking groove 37, the locking groove 37 is connected with a limiting wedge-shaped plate 38 in a vertical sliding manner, the limiting wedge-shaped plate 38 is connected with the locking groove 37 through a spring, the front end of the limiting wedge-shaped plate 38 is in an inclined plane shape, when the installation supporting plate 32 needs to be installed, the installation supporting plate 32 presses the limiting wedge-shaped plate 38 to slide downwards, when the installation supporting plate 32 slides to the rearmost end, the limiting wedge-shaped plate 38 slides upwards under the action of the spring, the rear end face of the limiting wedge-shaped plate 38 is attached to the front end face of the mounting supporting plate 32, and fixing and limiting of the mounting supporting plate 32 are achieved.
Seventh embodiment, on the basis of the fifth embodiment, the present embodiment provides another structure for limiting and fixing the mounting plate 32, specifically, the lower end of the mounting plate 32 is fixedly connected with a sliding sleeve 39, the sliding sleeve 39 is in threaded connection with a sliding lead screw 40 rotatably connected inside the housing 1, a rotating cross slot 41 is formed at the front end of the sliding lead screw 40, the rotating cross slot 41 is matched with a cross screwdriver, the sliding sleeve 39 is driven by the rotation of the sliding lead screw 40 to slide back and forth, the sliding sleeve 39 slides back and forth to drive the mounting plate 32 to slide back and forth, and meanwhile, the sliding lead screw 40 locks the mounting plate 32, so that the mounting plate 32 is prevented from shaking.
Eighth embodiment, on the basis of first embodiment, the casing 1 inside and outside wall and the closing plate 3 outer wall all scribble fire prevention paint, through fire prevention paint avoid stretching of the intensity of a fire, avoided the harm to external equipment and device.
When the device is used, in an initial state, the exhaust cylinder 6 and the heat dissipation holes 9 are in a coaxial matching state, the exhaust fan 8 and the electromagnet 19 are in a power-on state, the ventilation window 2 is in an open state, the sliding rack 16 is positioned at the foremost end, the inside of the shell 1 is under the action of the exhaust fan 8, heat in the shell 1 is taken out of the shell 1, when an electrical module in the shell 1 abnormally generates spontaneous combustion, the electrical module and the electromagnet 19 of the exhaust fan 8 are powered off, the sliding rack 16 is pulled by the extension spring 17 to slide backwards, the sliding rack 16 slides to drive the rotating pinion 13 to rotate, the rotating pinion 13 rotates to drive the inner gear ring 11 to rotate intermittently by 90 degrees through the rotating single gear 12, the inner gear ring 11 rotates to drive the ring 10 of the driving shaft 4 to rotate synchronously, the ring 10 of the driving shaft 4 rotates to drive the driving shaft 4 to rotate synchronously, and the driving shaft 4 rotates to drive the cross-shaped rotating rod 5 to rotate by 90 degrees, the exhaust barrel 6 and the heat dissipation holes 9 are separated from each other, so that the cover hole plate 7 seals the heat dissipation holes 9, and external air is prevented from entering the shell 1 to support combustion;
meanwhile, under the conditions of high temperature and fire, the dry powder fire extinguisher automatically sprays dry powder to extinguish the fire of the electrical module in the shell 1;
The invention improves the existing electrical equipment, and effectively solves the problems of heat dissipation in the cabinet of the electrical equipment and air isolation of the electrical equipment in case of fire by arranging the ventilation window, the sealing plate, the exhaust duct, the cover orifice plate, the driving shaft, the driving inner gear ring, the rotating single gear and the rotating pinion; the problem that external dust enters the interior of the electrical equipment cabinet through the heat dissipation holes is effectively solved by additionally arranging the air exhaust cap, the air exhaust holes and the filter screen cover cylinder; the problem of realizing automatic control on the sealing plate is effectively solved by additionally arranging the guide roller, the lifting locking gear, the take-up and pay-off wheel and the lifting rack; and the structure is simple and stable, and the universality is extremely high.
Claims (7)
1. An intelligent detection fire protection device for electrical equipment comprises a shell (1) and an electrical module arranged in the shell (1), and is characterized in that ventilation windows (2) are formed in the left side wall and the right side wall of the shell (1), the ventilation windows (2) are of a hollow structure, the left side wall and the right side wall of the shell (1) are of a hollow structure, and sealing plates (3) are connected in the left side wall and the right side wall of the shell (1) in a vertical sliding mode;
the top end of the shell (1) is rotatably connected with a driving shaft (4), the upper end of the driving shaft (4) is coaxially and fixedly connected with a cross rotating rod (5) which is arranged at the upper end of the shell (1), one end, far away from the driving shaft (4), of the cross rotating rod (5) is respectively and fixedly connected with two exhaust ducts (6) and cover hole plates (7), the two exhaust ducts (6) are linearly distributed, the two cover hole plates (7) are linearly distributed, the exhaust ducts (6) are rotatably connected with exhaust fans (8), the exhaust fans (8) are externally connected with a power supply, and the upper end of the shell (1) is provided with two heat dissipation holes (9) which are coaxial with the exhaust ducts (6) in a one-to-one correspondence manner;
the lower end of the driving shaft (4) is coaxially and fixedly connected with a driving shaft (4) ring (10), the lower end of the driving shaft (4) ring (10) is coaxially and fixedly connected with a driving inner gear ring (11), the driving inner gear ring (11) is internally engaged with a rotating single gear (12), the lower end of the rotating single gear (12) is coaxially and fixedly connected with a rotating pinion (13), the driving shaft (4) ring (10) is coaxially and rotatably connected with a fixed ring shell (14) fixedly connected with the shell (1), the rotating pinion (13) is arranged at the lower end of the fixed ring shell (14), the rotating pinion (13) is rotatably connected with the fixed ring shell (14), a fixed frame (15) fixedly connected with the shell (1) is sleeved on the outer wall of the fixed ring shell (14), a sliding rack (16) in front-back sliding connection with the fixed frame (15) is meshed beside the rotating pinion (13), an extension spring (17) is fixedly connected to the rear end of the sliding rack (16), the other end of the extension spring (17) is fixedly connected with the fixed frame (15), a magnet stone (18) is fixedly connected to the front end of the sliding rack (16), an electromagnet (19) arranged at the front end of the magnet stone (18) is fixedly connected in the fixed frame (15), and the electromagnet (19) is externally connected with a power supply;
the upper end in the shell (1) is fixedly connected with a dry powder fire extinguisher;
the inner upper sides of the left side wall and the right side wall of the shell (1) are rotatably connected with guide rollers (25), the lower end of the fixed frame (15) is rotatably connected with two lifting locking gears (26), the two lifting locking gears (26) are meshed with each other, the lower ends of the two lifting locking gears (26) are coaxially and fixedly connected with take-up and pay-off wheels (27), and the upper ends of the sealing plates (3) are connected with the take-up and pay-off wheels (27) through pull ropes wound on the guide rollers (25);
two lifting locking gear (26) rear end meshing have lifting rack (28), lifting rack (28) with mount (15) sliding connection from top to bottom, lifting rack (28) and fixed connection be in lifting T board (29) of mount (15) lower extreme sliding connection from top to bottom, mount (15) seted up with lifting rack (28) matched with lift hole (30), lifting rack (28) upper end be the inclined plane form.
2. The intelligent detection and fire prevention device for electrical equipment according to claim 1, wherein an exhaust hood (20) is rotatably connected to the upper end of the exhaust cylinder (6), a plurality of exhaust holes (21) are formed in the side wall of the exhaust hood (20), and a filter screen cover cylinder (22) is slidably connected into the exhaust hood (20) up and down.
3. The intelligent detection and fire prevention device for electrical equipment according to claim 2, wherein the peripheries of the heat dissipation holes (9) are coaxially and vertically slidably connected with sealing ring sleeves (23), the housing (1) is provided with limit ring holes (24) matched with the sealing ring sleeves (23), the lower ends of the sealing ring sleeves (23) are fixedly connected with return springs, the other ends of the return springs are fixedly connected with the limit ring holes (24), and the outer wall surfaces of the sealing ring sleeves (23) are arc-shaped.
4. The intelligent detection fire protection device for electrical equipment according to claim 1, wherein a ventilation plate (31) is fixedly connected to the lower side of the housing (1), an installation supporting plate (32) is connected to the upper end of the ventilation plate (31) in a front-back sliding manner, and a plurality of flow guide holes (33) are formed in the installation supporting plate (32);
mounting plate (32) lower extreme fixedly connected with two slip spacing (34), slip spacing (34) lower extreme all rotate and be connected with a plurality of fortune balls (35), fortune ball (35) with set up spacing track (36) of ventilating board (31) upper end down the terminal surface tangent, spacing track (36) with slip spacing (34) cooperate.
5. The intelligent detection and fire prevention device for electrical equipment according to claim 4, wherein a locking groove (37) is formed in the front end of the ventilation plate (31), and a limiting wedge plate (38) is connected in the locking groove (37) in a vertical sliding manner.
6. The intelligent detection fire protection device for electrical equipment according to claim 4, wherein a sliding sleeve (39) is fixedly connected to the lower end of the mounting support plate (32), the sliding sleeve (39) is in threaded connection with a sliding lead screw (40) rotatably connected to the inside of the housing (1), and a rotating cross groove (41) is formed in the front end of the sliding lead screw (40).
7. The intelligent detection and fire prevention device for the electrical equipment as claimed in claim 1, wherein the inner and outer walls of the shell (1) and the outer wall of the sealing plate (3) are coated with fire-proof paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110089408.0A CN112657093B (en) | 2021-01-22 | 2021-01-22 | Electrical equipment intellectual detection system firebreak device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110089408.0A CN112657093B (en) | 2021-01-22 | 2021-01-22 | Electrical equipment intellectual detection system firebreak device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112657093A CN112657093A (en) | 2021-04-16 |
| CN112657093B true CN112657093B (en) | 2021-11-23 |
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| CN207542576U (en) * | 2017-09-15 | 2018-06-26 | 逯志辉 | A kind of outdoor security type electric power cabinet with firebreak device |
| CN212086643U (en) * | 2019-12-19 | 2020-12-04 | 广州和运科技发展有限公司 | Intelligent precision cabinet |
| GB202011309D0 (en) * | 2020-04-22 | 2020-09-02 | Ningbo Fenghua Pingxi Distribution Tech Co Ltd | A fireproof power distribution box device adaptive to surrounding environment temperature change |
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