CN112018607A

CN112018607A - Switch board rain insensitive device based on capacitive sensing

Info

Publication number: CN112018607A
Application number: CN202010897059.0A
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 power distribution cabinet rainproof device based on capacitive sensing, which comprises a shell and a base, wherein a positive plate is fixedly connected inside the shell, a negative plate is fixedly connected inside the shell, a connecting block is movably connected inside the shell, a water tank is fixedly connected to the top of the connecting block, a first electromagnet is fixedly connected inside the shell, and a sliding block is movably connected inside the shell; through the shell, the positive plate, the negative plate, the connecting block, the basin, electro-magnet one, the slider, the connecting rod, the carousel, gear one, spring one, under the interact between the clamp plate, can make this device sense the external world under capacitanc sensing mechanism's effect and be in sleet weather, structure operation after just so can triggering, and then make the clamp plate can seal the louvre, just so avoided sleet to lead to the fact the influence through the inside that the louvre got into the switch board to the circuit to reach rainproof effect.

Description

Switch board rain insensitive device based on capacitive sensing

Technical Field

The invention relates to the technical field of alternating current power distribution devices, in particular to a power distribution cabinet rainproof device based on capacitive sensing.

Background

Nowadays, ac is used in almost all households and factories, and ac can be applied to most electric devices on the market, and a power distribution cabinet is one of the indispensable devices for ac use, and can be used for power conversion, distribution and control of power, lighting and power distribution equipment.

The switch board is owing to need carry out the distribution of electric energy to a lot of power consumption factories when using, and there is more heat that produces during its function, so the switch board of overwhelming majority is in outdoor environment, this just makes the switch board can receive external environment's influence, when the external world is in the sleet environment, the louvre that sleet can pass through the switch board gets into inside the switch board, and then makes the inside of switch board comparatively moist, the inside moist environment of switch board probably can make its circuit short circuit, and make the switch board not the way normal use.

Therefore, in order to solve the problems, a power distribution cabinet rainproof device based on capacitive sensing is needed.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a power distribution cabinet rainproof device based on capacitive sensing, which has the rainproof advantage and solves the problems that most power distribution cabinets are in outdoor environments, so that the power distribution cabinets can be influenced by external environments, when the outside is in a rain and snow environment, rain and snow can enter the power distribution cabinets through radiating holes of the power distribution cabinets, the inside of the power distribution cabinets is wet, and the wet environment inside the power distribution cabinets is very likely to cause short circuit of circuits.

(II) technical scheme

In order to realize the rainproof purpose, the invention provides the following technical scheme: a rain-proof device of a power distribution cabinet based on capacitive sensing comprises a shell and a base, wherein a positive plate is fixedly connected inside the shell, a negative plate is fixedly connected inside the shell, a connecting block is movably connected inside the shell, a water tank is fixedly connected at the top of the connecting block, a first electromagnet is fixedly connected inside the shell, a sliding block is movably connected inside the shell, a connecting rod is movably connected outside the sliding block, one end, away from the sliding block, of the connecting rod is movably connected with a rotary table, a first gear is fixedly connected outside the rotary table, a first spring is movably connected outside the shell, one end, away from the shell, of the first spring is movably connected with a pressing plate, a fixed rod is fixedly connected inside the base, a second electromagnet is fixedly connected inside the fixed rod, a clamping block is movably connected inside the fixed rod, a second spring, the inside swing joint of base has gear two.

Preferably, the bottom fixedly connected with gag lever post of shell, gag lever post sliding connection is in the inside of base, the specification of positive plate and the specification phase-match of negative plate, the bottom swing joint of connecting block has spring three, the bottom swing joint of spring three is in the inside of shell, the outside fixedly connected with dielectric plate of connecting block, the specification and the positive plate of dielectric plate, the specification phase-match of negative plate, the outside fixed connection of basin has the waterproof rubber shell, the bottom fixed connection of waterproof rubber shell is in the inside of shell, the specification and the positive plate of waterproof rubber shell, the negative plate, the specification phase-match of connecting block.

Preferably, the first electromagnet is circular, the inner surface of the shell is provided with four sliding grooves which are uniformly distributed by using the circle center of the first electromagnet, the four sliding blocks are respectively connected to the inner sides of the four sliding grooves in a sliding mode, the turntable is square, the specification of the turntable is matched with that of the connecting rod, and the sliding blocks are made of metal iron materials.

Preferably, two specifications of the external fixed connection of the pressing plate are matched with the gear rod I of the gear, the positions of the two gear rods are corresponding, the gear rod is movably connected in the shell, the external part of the gear rod is meshed with the external part of the gear I, the surface of the shell is provided with heat dissipation holes, the specifications of the heat dissipation holes are matched with the specifications of the pressing plate, and the external part of the pressing plate is provided with a waterproof pad.

Preferably, the fixture block also adopts metal iron material, and the fixture block has two, and the outside swing joint of fixture block has spring four, and the one end swing joint that the fixture block was kept away from to spring four is in the inside of dead lever, and the specification of fixture block and the specification phase-match of electro-magnet two, and the interior surface of slide rail is seted up specification and fixture block assorted card hole, fixture block and card hole card under the initial condition and are combined.

Preferably, the slide rail is movably connected inside the base, the top of the slide rail is movably connected at the bottom of the shell, teeth matched with the second gear in specification are arranged outside the slide rail, the outside of the second gear is meshed with the outside of the teeth, and the second spring is in a tightening state in an initial state.

Preferably, the electromagnet I, the dielectric plate, the electromagnet II, the driving power supply and the gear II are all electrically connected with the control center, and the driving power supply is electrically connected with the electromagnet I, the electromagnet II and the gear II.

(III) advantageous effects

Compared with the prior art, the invention provides a power distribution cabinet rainproof device based on capacitive sensing, which has the following beneficial effects:

1. this switch board rain insensitive device based on capacitanc sensing, which comprises a housin, the positive plate, the negative plate, the connecting block, the basin, electro-magnet one, the slider, the connecting rod, the carousel, gear one, spring one, under the interact between the clamp plate, can make this device sense the external world under capacitanc sensing mechanism's effect and be in sleet weather, structure operation after just so can triggering, and then make the clamp plate can seal the radiating hole, just so avoided sleet to get into the inside of switch board through the louvre and lead to the fact the influence to the circuit, thereby reach rainproof effect, and can make the clamp plate not have the initial condition that resumes under the condition of rainwater in the basin inside, more be fit for the use under the actual conditions like this.

2. This switch board rain insensitive device based on capacitanc sensing under the interact between base, dead lever, electro-magnet two, fixture block, spring two, slide rail, gear two, can make this device can with prestore weather the time can make the switch board rise, just so can avoid ground or the outside ponding of mount pad to permeate into the inside of switch board, guarantee the normal use of switch board.

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 view of the structure of FIG. 1 at B according to the present invention;

FIG. 4 is a schematic structural view of a connection relationship among the base, the fixing rod, the second spring, the slide rail and the second gear;

FIG. 5 is a schematic view of the structure of FIG. 4 at C according to the present invention.

In the figure: 1. a housing; 2. a base; 3. a positive plate; 4. a negative plate; 5. connecting blocks; 6. a water tank; 7. an electromagnet I; 8. a slider; 9. a connecting rod; 10. a turntable; 11. a first gear; 12. a first spring; 13. Pressing a plate; 14. fixing the rod; 15. an electromagnet II; 16. a clamping block; 17. a second spring; 18. a slide rail; 19. And a second gear.

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. 1-5, a rain-proof device of a power distribution cabinet based on capacitive sensing comprises a shell 1 and a base 2, wherein a positive plate 3 is fixedly connected inside the shell 1, a negative plate 4 is fixedly connected inside the shell 1, a connecting block 5 is movably connected inside the shell 1, a water tank 6 is fixedly connected at the top of the connecting block 5, a limiting rod is fixedly connected at the bottom of the shell 1 and is slidably connected inside the base 2, the specification of the positive plate 3 is matched with that of the negative plate 4, a spring III is movably connected at the bottom of the connecting block 5, a dielectric medium plate is movably connected inside the shell 1 at the bottom of the spring III, a waterproof rubber shell is fixedly connected outside the connecting block 5, the specification of the dielectric medium plate is matched with that of the positive plate 3 and the negative plate 4, a waterproof rubber shell is fixedly connected outside the water tank 6, and the bottom of the, the specification of waterproof rubber shell and the specification phase-match of positive plate 3, negative plate 4, connecting block 5.

Inside fixedly connected with electro-magnet 7 of shell 1, the inside swing joint of shell 1 has slider 8, the outside swing joint of slider 8 has connecting rod 9, the one end swing joint that slider 8 was kept away from to connecting rod 9 has carousel 10, the shape of electro-magnet 7 is circular, four spouts and the centre of a circle evenly distributed that uses electro-magnet 7 have been seted up to the internal surface of shell 1, slider 8 also has four and difference sliding connection in the inboard of four spouts, the shape of carousel 10 is the square, the specification of carousel 10 and the specification phase-match of connecting rod 9, slider 8 adopts the metal iron material.

The outer part of the rotary table 10 is fixedly connected with a first gear 11, the outer part of the shell 1 is movably connected with a first spring 12, one end, far away from the shell 1, of the first spring 12 is movably connected with a pressing plate 13, the outer part of the pressing plate 13 is fixedly connected with two toothed bars with specifications matched with the first gear 11, the positions of the two toothed bars are corresponding, the toothed bars are movably connected inside the shell 1, the outer parts of the toothed bars are meshed with the outer part of the first gear 11, heat dissipation holes are formed in the surface of the shell 1, the specifications of the heat dissipation holes are matched with the specifications of the pressing plate 13, and a waterproof pad; through shell 1, positive plate 3, negative plate 4, connecting block 5, basin 6, electro-magnet 7, slider 8, connecting rod 9, carousel 10, gear 11, spring 12, under the interact between clamp plate 13, can make this device sense the external world under capacitanc sensing mechanism's effect and be in sleet weather, structure operation after just so can triggering, and then make clamp plate 13 can seal the louvre, just so avoided sleet to get into the inside of switch board through the louvre and lead to the fact the influence to the circuit, thereby reach rainproof effect, and can make clamp plate 13 resume initial condition under the condition that does not have the rainwater in 6 insides of basin, more be fit for the use under the actual conditions like this.

The inside fixedly connected with dead lever 14 of base 2, the inside fixedly connected with electro-magnet two 15 of dead lever 14, the inside swing joint of dead lever 14 has fixture block 16, fixture block 16 also adopts the metal iron material, fixture block 16 has two, the outside swing joint of fixture block 16 has spring four, one end swing joint that fixture block 16 was kept away from to spring four is in the inside of dead lever 14, the specification of fixture block 16 and the specification phase-match of electro-magnet two 15, specification and fixture block 16 assorted card hole have been seted up to the internal surface of slide rail 18, fixture block 16 under the initial condition with the card hole card and with.

The top of the fixed rod 14 is movably connected with a second spring 17, the top of the second spring 17 is movably connected with a sliding rail 18, the interior of the base 2 is movably connected with a second gear 19, the sliding rail 18 is movably connected with the interior of the base 2, the top of the sliding rail 18 is movably connected with the bottom of the shell 1, the exterior of the sliding rail 18 is provided with teeth matched with the specification of the second gear 19, the exterior of the second gear 19 is meshed with the exterior of the teeth, the second spring 17 is in a tightening state in an initial state, the first electromagnet 7, the dielectric plate, the second electromagnet 15, the driving power supply and the second gear 19 are electrically connected with the control center, the driving power supply is electrically connected with the first electromagnet 7, the second electromagnet 15 and the second gear 19, and the power distribution cabinet can be lifted in the pre-storage weather through the interaction among the base 2, the fixed rod 14, the second electromagnet 15, the fixture block 16, the second spring, therefore, the seeper on the ground or outside the mounting seat can be prevented from seeping into the power distribution cabinet, and the normal use of the power distribution cabinet is ensured.

This device begins to launch, when the external world is in sleet weather, the rainwater can fall in the inboard of basin 6, and basin 6 can take place the motion under the action of gravity of rainwater, and 6 motions in basin drive connecting block 5 motions, and 5 motions in connecting block drive three contractions of spring and dielectric plate motion, along with dielectric plate and positive plate 3, negative plate 4 just to the area S increase, capacitance C increases, and the expression is as follows:

C＝S/4πkd

at the moment, the current changes, at the moment, the control center can enable the driving power supply to supply power to the first electromagnet 7 and the second electromagnet 15, the first electromagnet 7 is electrified to attract the sliding block 8 to slide on the inner side of the sliding groove, the sliding block 8 moves to drive the connecting rod 9 to move, the connecting rod 9 moves to drive the rotating disc 10 to rotate, the rotating disc 10 rotates to drive the first gear 11 to rotate, the first gear 11 rotates to drive the toothed bar to move, the toothed bar moves to drive the pressing plate 13 to move, and the pressing plate 13 moves to drive the first spring 12 to contract; in addition, the second electromagnet 15 is electrified to attract the clamping block 16 to move and separate the clamping block 16 from the clamping hole, the clamping block 16 moves to drive the spring to contract, at this time, the sliding rail 18 moves under the restoring force of the second spring 17, and the sliding rail 18 moves to drive the shell 1 to move.

When 6 inside rainwater did not have in basin, connecting block 5 can upwards move under the effect of three restoring forces of spring, at this moment the electric current also can change, at this moment the control maincenter can control drive power supply no longer for the power supply of electro-magnet 7 and electro-magnet two 15, and make drive power supply drive gear two 19 rotate, clamp plate 13 can reset under the effect of spring 12 restoring force like this, the motion of clamp plate 13 can make gear 11 reset under the effect of rack bar, gear 11 resets and can make slider 8 reset, the theory of operation is the same with the aforesaid, and gear two 19 rotate and drive slide rail 18 motion, until fixture block 16 again with the card hole card with under the effect of spring four.

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 switch board rain insensitive device based on capacitive sensing, includes shell (1) and base (2), its characterized in that: the inner part of the shell (1) is fixedly connected with a positive plate (3), the inner part of the shell (1) is fixedly connected with a negative plate (4), the inner part of the shell (1) is movably connected with a connecting block (5), the top part of the connecting block (5) is fixedly connected with a water tank (6), the inner part of the shell (1) is fixedly connected with a first electromagnet (7), the inner part of the shell (1) is movably connected with a sliding block (8), the outer part of the sliding block (8) is movably connected with a connecting rod (9), one end, far away from the sliding block (8), of the connecting rod (9) is movably connected with a rotating disc (10), the outer part of the rotating disc (10) is fixedly connected with a first gear (11), the outer part of the shell (1) is movably connected with a first spring (12), one end, far away from the shell (1), of the first spring (12) is movably, the inside swing joint of dead lever (14) has fixture block (16), and the top swing joint of dead lever (14) has spring two (17), and the top swing joint of spring two (17) has slide rail (18), and the inside swing joint of base (2) has gear two (19).

2. The capacitive sensing-based rain protection device for power distribution cabinets of claim 1, wherein: the bottom fixedly connected with gag lever post of shell (1), gag lever post sliding connection is in the inside of base (2), the specification of positive plate (3) and the specification phase-match of negative plate (4), the bottom swing joint of connecting block (5) has spring three, the bottom swing joint of spring three is in the inside of shell (1), the outside fixedly connected with dielectric plate of connecting block (5), the specification and positive plate (3) of dielectric plate, the specification phase-match of negative plate (4), the outside fixedly connected with waterproof rubber shell of basin (6), the bottom fixed connection of waterproof rubber shell is in the inside of shell (1), the specification and positive plate (3) of waterproof rubber shell, negative plate (4), the specification phase-match of connecting block (5).

3. The capacitive sensing-based rain protection device for power distribution cabinets of claim 1, wherein: the shape of the electromagnet I (7) is circular, the inner surface of the shell (1) is provided with four sliding grooves and is uniformly distributed with the circle center of the electromagnet I (7), the sliding blocks (8) are also four and are respectively connected to the inner sides of the four sliding grooves in a sliding mode, the turntable (10) is square, the specification of the turntable (10) is matched with that of the connecting rod (9), and the sliding blocks (8) are made of metal iron materials.

4. The capacitive sensing-based rain protection device for power distribution cabinets of claim 1, wherein: the external fixed connection of clamp plate (13) has two specifications and gear (11) assorted ratch, and the position of two ratches is corresponding, and ratch swing joint is in the inside of shell (1), the outside of ratch and the outside meshing of gear (11), and the louvre has been seted up on the surface of shell (1), and the specification of louvre and the specification phase-match of clamp plate (13), and the outside of clamp plate (13) is provided with waterproof pad.

5. The capacitive sensing-based rain protection device for power distribution cabinets of claim 1, wherein: the fixture block (16) is also made of a metal iron material, the number of the fixture blocks (16) is two, a spring IV is movably connected to the outer portion of the fixture block (16), one end, far away from the fixture block (16), of the spring IV is movably connected to the inner portion of the fixing rod (14), the specification of the fixture block (16) is matched with that of the electromagnet II (15), and a fixture hole, the specification of which is matched with that of the fixture block (16), is formed in the inner surface of the sliding rail (18).

6. The capacitive sensing-based rain protection device for power distribution cabinets of claim 1, wherein: slide rail (18) swing joint is in the inside of base (2), and the top swing joint of slide rail (18) is in the bottom of shell (1), and the outside of slide rail (18) is provided with the tooth with second gear (19) specification assorted, the outside of second gear (19) and the outside meshing of tooth.

7. The capacitive sensing-based rain protection device for power distribution cabinets of claim 1, wherein: the first electromagnet (7), the dielectric plate, the second electromagnet (15), the driving power supply and the second gear (19) are all electrically connected with the control center, and the driving power supply is electrically connected with the first electromagnet (7), the second electromagnet (15) and the second gear (19).