CN112018606A

CN112018606A - Heat dissipation fire extinguishing device for alternating current distribution box

Info

Publication number: CN112018606A
Application number: CN202010897055.2A
Authority: CN
Inventors: 陈坤强
Original assignee: Guangzhou Haoda Technology Co ltd
Current assignee: Guangzhou Haoda Technology Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2020-12-01

Abstract

The invention relates to the technical field of alternating current power distribution devices, and discloses a heat dissipation fire extinguishing device for an alternating current distribution box, which comprises a first shell and a second shell, wherein a sliding block is movably connected inside the first shell, a double metal strip is movably connected outside the sliding block, a motor is movably connected outside the second shell, a first gear is movably connected outside the motor, a rotating shaft is movably connected inside the second shell, a second gear is fixedly connected outside the rotating shaft, and a rotating rod is movably connected inside the second shell; under the interact through between shell two, motor, gear one, pivot, gear two, bull stick, gear three, card wheel, movable rod, the spring one, can make this device can adjust the rotational speed of bull stick, just so can be so that can realize the different functions that correspond under the different rotational speed situations of bull stick, just so guaranteed the hierarchical control of heat dissipation and putting out a fire, and then make the use that the block terminal also can be safe in summer.

Description

Heat dissipation fire extinguishing device for alternating current distribution box

Technical Field

The invention relates to the technical field of alternating current distribution devices, in particular to a heat dissipation fire extinguishing device for an alternating current distribution box.

Background

Alternating current is an indispensable part of daily life of people, and the alternating current is related to electric appliances and other electric equipment used by people in daily life, so that an alternating current distribution box is indispensable when the alternating current is used. Current AC distribution box heat dissipation generally is the effect that reaches the cooling through the louvre exchange of carrying out incasement air and outside air, but such radiating mode can not be effectual with the inside heat discharge of block terminal, when in summer, probably just can have the heat to discharge untimely the inside thermal of leading to the fact the block terminal piles up often, and then can cause the block terminal to catch fire, will cause the damage and lead to the fact the damage to the electrical apparatus of people's family to the inside device of block terminal like this.

Therefore, in response to these problems, a heat-dissipating fire extinguishing apparatus for an ac distribution box is needed.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a heat dissipation fire extinguishing device for an alternating current distribution box, which has the advantages of heat dissipation and timely fire extinguishing, and solves the problems that the heat dissipation effect of the existing alternating current distribution box is generally realized by exchanging air in the box with outside air through heat dissipation holes, but the heat inside the distribution box cannot be effectively discharged by the heat dissipation mode, and when the heat is not discharged in time in summer, the heat inside the distribution box is accumulated, so that the fire of the distribution box can be caused.

(II) technical scheme

In order to realize the purposes of heat dissipation and timely fire extinguishing, the invention provides the following technical scheme: the utility model provides a heat dissipation extinguishing device for AC distribution box, including shell one and shell two, the inside swing joint of shell one has the slider, the outside swing joint of slider has bimetal strip, the outside swing joint of shell two has the motor, the outside swing joint gear one of motor, the inside swing joint of shell two has the pivot, the outside fixedly connected with gear two of pivot, the inside swing joint of shell two has the bull stick, the outside swing joint of bull stick has gear three, the outside swing joint of bull stick has the card wheel, the outside swing joint of card wheel has the movable rod, the outside swing joint of movable rod has spring one, the outside swing joint of bull stick has the connecting rod, the outside swing joint of connecting rod has spring two, the outside swing joint of bull stick has the carousel, the inside fixedly connected with dry powder chamber of carousel.

Preferably, first shell fixed connection is at the inner wall of second shell, and first shell adopts the heat conduction material, and bimetal strip adopts two kinds of different thermal expansion coefficients and has the metal material and two kinds of metals of suitable performance and be double helix form, and the top and the bottom of bimetal strip are all swing joint the slider, and the slider swing joint that is in bimetal strip bottom is in the inside of first shell, and the slider swing joint that is in bimetal strip top is provided with contact one in the inside of second shell and the outside of this slider, and the inner wall of second shell is provided with the contact two corresponding with contact one position.

Preferably, the first gear is movably connected inside the second shell, the third gear is fixedly connected to the outer portion of the rotating shaft and is respectively a first gear, a second gear and a third gear, specifications of the third gear are different, the outer portion of the first gear is meshed with the outer portion of the second gear, and the diameter of the third gear is twice as large as that of the second gear.

Preferably, the outer part of the rotating rod is movably connected with two gears III which are a first gear III and a second gear III respectively, the first gear III is meshed with the outer part of the second gear II, and the outer part of the second gear III is meshed with the outer part of the third gear II.

Preferably, the outside fixedly connected with draw runner of bull stick, the internal surface of card wheel set up with draw runner specification assorted spout, draw runner swing joint is in the inboard of spout, the specification of draw runner and the specification phase-match of card wheel, the outside fixedly connected with card post of card wheel, the card hole with card post specification assorted has been seted up on the surface of gear three, movable rod swing joint is in the inside of shell two, the top swing joint of spring one is in the inside of shell two, the inside fixedly connected with iron plate of movable rod, the inside fixedly connected with and the iron plate specification assorted electro-magnet of shell two, the card wheel is through the card hole card and the card hole card on its outside card post and the three surfaces of first gear under the initial condition.

Preferably, the surface of bull stick has seted up two corresponding draw-in grooves in position, and the connecting rod has two and the inboard of two draw-in grooves of swing joint respectively, and swing joint is in the outside corresponding position of two connecting rods respectively at the both ends of spring two, and connecting rod swing joint is in the inside of carousel, and the internal surface of carousel seted up with connecting rod specification assorted movable groove, the outside fixedly connected with flabellum of bull stick.

Preferably, the inside swing joint of shell two has the signal transmitter, and motor, electro-magnet are connected with drive power supply electricity, and contact two is connected with drive power supply, electro-magnet, signal transmitter electricity signal connection, and the outside of dry powder room is provided with the valve, will open automatically when the valve receives centrifugal force to the dry powder in the dry powder room can be thrown away through the valve.

(III) advantageous effects

Compared with the prior art, the invention provides a heat dissipation fire extinguishing device for an alternating current distribution box, which has the following beneficial effects:

1. this a heat dissipation extinguishing device for AC distribution box, through shell two, including a motor, a gear, a rotating shaft, gear two, the bull stick, gear three, the calorie wheel, the movable rod, under the interact between the spring one, can make the rotational speed that this device can adjust the bull stick, just so can be so that can realize the different functions that correspond under the different rotational speed situations of bull stick, just also guaranteed the hierarchical control of heat dissipation and putting out a fire, and then make the use that the block terminal also can be safe in summer.

2. This a heat dissipation extinguishing device for AC distribution box, through shell one, the slider, bimetal strip, the connecting rod, spring two, the carousel, under the interact between the dry powder room, can make this device when the block terminal conflagration takes place, can throw away the dry powder under the effect of centrifugal force through the dry powder room, just so can in time put out to the inside ignition point of block terminal, and can play the early warning effect, can make the personnel of salvageing know concrete ignition place, and then make things convenient for the personnel of salvageing to carry out timely maintenance to the block terminal.

Drawings

FIG. 1 is a schematic partial cross-sectional view of the inventive structure;

FIG. 2 is a schematic view of the structure of FIG. 1 at A according to the present invention;

FIG. 3 is a schematic structural diagram of the connection relationship between the partial structures according to the present invention;

FIG. 4 is a schematic structural diagram of the present invention at B in FIG. 3.

In the figure: 1. a first shell; 2. a second shell; 3. a slider; 4. a bi-metal strip; 5. a motor; 6. a first gear; 7. a rotating shaft; 8. a second gear; 9. a rotating rod; 10. a third gear; 11. clamping the wheel; 12. a movable rod; 13. a first spring; 14. a connecting rod; 15. a second spring; 16. a turntable; 17. a dry powder chamber.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a heat dissipation fire extinguishing apparatus for an ac distribution box comprises a first shell 1 and a second shell 2, wherein a sliding block 3 is movably connected inside the first shell 1, a bimetallic strip 4 is movably connected outside the sliding block 3, the first shell 1 is fixedly connected to the inner wall of the second shell 2, the first shell 1 is made of a heat conduction material, the bimetallic strip 4 is made of two metal materials with different thermal expansion coefficients and suitable performance, the two metals are in a double helix shape, the top and the bottom of the bimetallic strip 4 are both movably connected with the sliding block 3, the sliding block 3 at the bottom of the bimetallic strip 4 is movably connected inside the first shell 1, the sliding block 3 at the top of the bimetallic strip 4 is movably connected inside the second shell 2, a first contact is arranged outside the sliding block 3, and a second contact corresponding to a first contact is arranged on the inner wall of the second shell.

The motor 5 is movably connected to the outer portion of the second shell 2, the first gear 6 is movably connected to the outer portion of the motor 5, the rotating shaft 7 is movably connected to the inner portion of the second shell 2, a second gear 8 is fixedly connected to the outer portion of the rotating shaft 7, the first gear 6 is movably connected to the inner portion of the second shell 2, three second gears 8 are fixedly connected to the outer portion of the rotating shaft 7 and are respectively a first gear 8, a second gear 8 and a third gear 8, specifications of the three second gears 8 are different, the outer portion of the first gear 8 is meshed with the outer portion of the first gear 6, and the diameter of the third gear 8 is equal to twice the diameter of the second gear 8; the inside of the second shell 2 is movably connected with a rotating rod 9, the outside of the rotating rod 9 is movably connected with a third gear 10, the outside of the rotating rod 9 is movably connected with two third gears 10 which are respectively a first third gear 10 and a second third gear 10, the first third gear 10 is meshed with the outside of the second gear 8, and the outside of the second third gear 10 is meshed with the outside of the third gear 8.

The outer part of the rotating rod 9 is movably connected with a clamping wheel 11, the outer part of the clamping wheel 11 is movably connected with a movable rod 12, the outer part of the movable rod 12 is movably connected with a first spring 13, the outer part of the rotating rod 9 is fixedly connected with a sliding strip, the inner surface of the clamping wheel 11 is provided with a sliding groove matched with the specification of the sliding strip, the sliding strip is movably connected to the inner side of the sliding groove, the specification of the sliding strip is matched with the specification of the clamping wheel 11, the outer part of the clamping wheel 11 is fixedly connected with a clamping column, the surface of the third gear 10 is provided with a clamping hole matched with the specification of the clamping column, the movable rod 12 is movably connected to the inner part of the second shell 2, the top of the first spring 13 is movably connected to the inner part of the second shell 2, the inner part of the movable rod 12 is fixedly connected with an iron block, the inner part of the second shell 2 is fixedly connected with an electromagnet; through shell two 2, motor 5, gear 6, pivot 7, gear two 8, bull stick 9, gear three 10, calorie wheel 11, movable rod 12, under the interact between spring 13, can make this device can adjust the rotational speed of bull stick 9, just so can be so that can realize corresponding different functions under the different rotational speed situations of bull stick 9, just also guarantee the hierarchical control of heat dissipation and putting out a fire, and then make the use that the block terminal also can be safe in summer.

The outside swing joint of bull stick 9 has connecting rod 14, the outside swing joint of connecting rod 14 has two springs 15, the outside swing joint of bull stick 9 has carousel 16, two corresponding draw-in grooves in position have been seted up on the surface of bull stick 9, connecting rod 14 has the inboard of two just two draw-in grooves of difference swing joint, the both ends of two springs 15 swing joint respectively the position that two connecting rod 14 outsides correspond, connecting rod 14 swing joint is in the inside of carousel 16, the internal surface of carousel 16 seted up with the 14 specification assorted movable slot of connecting rod, the outside fixedly connected with flabellum of bull stick 9.

The inside of the rotary table 16 is fixedly connected with a dry powder chamber 17, the inside of the shell 2 is movably connected with a signal emitter, the motor 5 and the electromagnet are electrically connected with a driving power supply, the contact II is electrically connected with the driving power supply, the electromagnet and the signal emitter, the signal emitter is electrically connected with a remote control end, a valve is arranged outside the dry powder chamber 17, when the valve is subjected to centrifugal force, the valve is automatically opened, dry powder in the dry powder chamber 17 is thrown out through the valve, and the dry powder can be thrown out through the dry powder chamber 17 under the action of the centrifugal force under the interaction among the shell I1, the sliding block 3, the bimetallic strip 4, the connecting rod 14, the spring II 15, the rotary table 16 and the dry powder chamber 17, so that when a fire disaster happens to the distribution box, the dry powder can be thrown out through the dry powder chamber 17 under the action of the centrifugal force, the fire-starting point in the distribution box can be timely put out, and an, and then make things convenient for the salvage personnel to carry out timely maintenance to the block terminal.

This device begins to launch, the relative block terminal of operating personnel carries out the cooling that lasts, just can start through drive power supply driving motor 5, motor 5 starts drive gear 6 and rotates, gear 6 rotates and drives first gear two 8 and rotate, first gear two 8 rotates and drives pivot 7 and rotate, pivot 7 rotates and drives second gear two 8 and rotate, second gear two 8 rotates and drives first gear three 10 and rotate, first gear three 10 rotates and drives calorie wheel 11 and rotate, calorie wheel 11 rotates and drives bull stick 9 and rotate under the effect of spout and draw runner, bull stick 9 rotates and drives the flabellum and rotate, and then reach the effect of cooling.

When fire breaks out in the distribution box, the temperature in the shell II 2 rises sharply, the temperature is conducted into the shell I1 through the shell I1, the bimetal strip 4 deforms due to high temperature, the bimetal strip 4 rotates due to the double-spiral structure of the bimetal strip 4, the bimetal strip 4 rotates to drive the sliding block 3 to rotate, the sliding block 3 rotates to drive the first moving contact to move, the first moving contact is in contact with the second moving contact, the second moving contact is triggered to enable the driving power supply to supply power to the electromagnet, the electromagnet is electrified to attract the iron block and drive the iron block to move, the iron block moves to drive the moving rod 12 to move, the moving rod 12 moves to drive the first spring 13 to extend, the moving rod 12 moves to drive the clamping wheel 11 to slide outside the rotating rod 9, the clamping wheel 11 is clamped with the clamping hole on the surface of the second gear III 10 through the clamping column outside the clamping wheel 11, so that the rotating shaft 7 rotates to drive the third gear II 8 to rotate, so can make the three 10 rotational speeds of second gear than the rotational speed of the three 10 of first gear before will be faster under the gear ratio different situation, three 10 rotations of second gear drive the calorie of wheel 11 and rotate, calorie of wheel 11 rotates and drives bull stick 9 and rotate, the rotational speed of bull stick 9 this moment can be faster, bull stick 9 rotates and drives connecting rod 14 and rotate, because the faster centrifugal force that can make the effect at connecting rod 14 of bull stick 9 rotational speed can overcome the elasticity of spring two 15, and then connecting rod 14 can carry out centrifugal motion, connecting rod 14 moves and drives the motion of spring two 15 and drive carousel 16 under the effect of movable slot and rotate, carousel 16 rotates and drives dry powder chamber 17 and rotates, dry powder chamber 17 receives the effect of centrifugal force and can make the valve open down, and then make the inside dry powder of dry powder chamber 17 thrown away.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a heat dissipation extinguishing device for AC distribution box, includes shell one (1) and shell two (2), its characterized in that: the inner part of the first shell (1) is movably connected with a sliding block (3), the outer part of the sliding block (3) is movably connected with a double metal strip (4), the outer part of the second shell (2) is movably connected with a motor (5), the outer part of the motor (5) is movably connected with a first gear (6), the inner part of the second shell (2) is movably connected with a rotating shaft (7), the outer part of the rotating shaft (7) is fixedly connected with a second gear (8), the inner part of the second shell (2) is movably connected with a rotating rod (9), the outer part of the rotating rod (9) is movably connected with a third gear (10), the outer part of the rotating rod (9) is movably connected with a clamping wheel (11), the outer part of the clamping wheel (11) is movably connected with a movable rod (12), the outer part of the movable rod (12) is movably connected with a first spring (13), the outer part of the rotating rod, the outer part of the rotating rod (9) is movably connected with a rotating disc (16), and the inner part of the rotating disc (16) is fixedly connected with a dry powder chamber (17).

2. The heat dissipating and fire extinguishing apparatus for an ac distribution box according to claim 1, wherein: the utility model discloses a bimetal strip, including shell two (2), shell one (1) fixed connection is at the inner wall of shell two (2), shell one (1) adopts the heat conduction material, bimetal strip (4) adopt two different thermal expansion coefficients and have the metal material of suitable performance and two kinds of metals are double helix form, the top and the equal swing joint in bottom of bimetal strip (4) slider (3), slider (3) swing joint in bimetal strip (4) bottom is in the inside of shell one (1), slider (3) swing joint at bimetal strip (4) top is provided with contact one in the inside of shell two (2) and the outside of this slider (3), the inner wall of shell two (2) is provided with and contacts one position corresponding contact two.

3. The heat dissipating and fire extinguishing apparatus for an ac distribution box according to claim 1, wherein: the first gear (6) is movably connected inside the second shell (2), the three second gears (8) are fixedly connected to the outer portion of the rotating shaft (7) and respectively comprise a first second gear (8), a second gear (8) and a third second gear (8), specifications of the three second gears (8) are different, the outer portion of the first second gear (8) is meshed with the outer portion of the first gear (6), and the diameter of the third second gear (8) is equal to twice of the diameter of the second gear (8).

4. The heat dissipating and fire extinguishing apparatus for an ac distribution box according to claim 1, wherein: the outer part of the rotating rod (9) is movably connected with two gears III (10) which are respectively a first gear III (10) and a second gear III (10), the first gear III (10) is meshed with the outer part of the second gear II (8), and the outer part of the second gear III (10) is meshed with the outer part of the third gear II (8).

5. The heat dissipating and fire extinguishing apparatus for an ac distribution box according to claim 1, wherein: the outside fixedly connected with draw runner of bull stick (9), the internal surface of draw runner (11) seted up with draw runner specification assorted spout, draw runner swing joint is in the inboard of spout, the specification of draw runner and the specification phase-match of draw runner (11), the outside fixedly connected with card post of draw runner (11), the card hole with card post specification assorted is seted up on the surface of three (10) of gear, movable rod (12) swing joint is in the inside of shell two (2), the top swing joint of spring one (13) is in the inside of shell two (2), the inside fixedly connected with iron plate of movable rod (12), the inside fixedly connected with and the iron plate specification assorted electro-magnet of shell two (2).

6. The heat dissipating and fire extinguishing apparatus for an ac distribution box according to claim 1, wherein: the surface of bull stick (9) has been seted up two corresponding draw-in grooves in position, connecting rod (14) have two and the inboard of two draw-in grooves of swing joint respectively, the both ends difference swing joint of spring two (15) are in the outside position that corresponds of two connecting rods (14), connecting rod (14) swing joint is in the inside of carousel (16), the internal surface of carousel (16) seted up with connecting rod (14) specification assorted movable groove, the outside fixedly connected with flabellum of bull stick (9).

7. The heat dissipating and fire extinguishing apparatus for an ac distribution box according to claim 1, wherein: the inside swing joint of shell two (2) has signal transmitter, and motor (5), electro-magnet are connected with drive power supply electricity, and contact two is connected with drive power supply, electro-magnet, signal transmitter electricity, and signal transmitter and remote control end electricity signal connection.