CN112531489A

CN112531489A - Be used for open air rain-proof ponding switch board of preventing

Info

Publication number: CN112531489A
Application number: CN202011290572.XA
Authority: CN
Inventors: 陈坤强
Original assignee: Guangzhou Haoda Technology Co ltd
Current assignee: Guangzhou Haoda Technology Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-03-19

Abstract

The invention relates to the technical field of power equipment, and discloses an outdoor rainproof and ponding-preventing power distribution cabinet, which comprises a base support, wherein the inner bottom of the base support is movably connected with a floating plate, a hinged rod is movably connected above the floating plate, a perforated plate moves downwards through the matching of a rainwater collection box, a toothed plate, a threaded shaft and an upper inclined rod to shield a ventilation hole on the shell of an electric cabinet and prevent rainwater from splashing into the ventilation hole through the ground, the rainwater collection box descends to drive connecting blocks on two sides to face downwards, guard plates on the two sides are drawn close to the middle to cover the rainwater collection box, the rain-preventing functions of the power distribution cabinet are realized through the matching of the rain-preventing plates on the two sides, an electric signal is triggered through the floating plate, a metal sheet and a capacitance plate to drive a power distribution cabinet to ascend, the situation that ponding enters the inside the power distribution cabinet to damage electric elements and electric wires is avoided, and, the floating plate descends, and the device can return to the initial position, thereby further improving the practicability of the device.

Description

Be used for open air rain-proof ponding switch board of preventing

Technical Field

The invention relates to the technical field of power equipment, in particular to a rainproof and ponding-proof power distribution cabinet used outdoors.

Background

The power distribution cabinet is the final-stage equipment of the power distribution system, is used in the occasions with dispersed loads and less loops, is responsible for distributing the electric energy of a certain circuit of the upper-stage power distribution equipment to the nearby loads and provides protection, monitoring and control for the nearby loads.

The electric cabinet is in the use, and inside electrical components can produce a large amount of heats, so can be provided with a lot of louvres on open air switch board shell, and when heavy rain down, the rainwater that splashes up on the road surface can enter into inside the switch board through the louvre, moreover at surface ponding, for example when urban waterlogging, ponding still can enter into inside the switch board, cause inside electrical components to damage, arouse the electric leakage even, cause bigger hidden danger.

In order to solve the problems, the inventor provides a rainproof and ponding-preventing power distribution cabinet for the outdoors, and the rainproof and ponding-preventing power distribution cabinet has the advantages that rainwater can be prevented from splashing and entering the power distribution cabinet, and ponding can be prevented from entering the power distribution cabinet.

Disclosure of Invention

In order to achieve the purpose, the invention provides the following technical scheme: a rain-proof and water accumulation-proof power distribution cabinet for the open air comprises a base support, wherein a floating plate is movably connected to the inner bottom of the base support, a hinge rod is movably connected to the upper portion of the floating plate, a movable block is movably connected to the upper portion of the hinge rod, a metal sheet is movably connected to the upper portion of the floating plate, a capacitor plate is movably connected to the upper portion of the metal sheet, a lifting shaft is movably connected to the upper portion of the capacitor plate, a lower inclined rod is movably connected to the upper portion of the lifting shaft, a lifting plate is movably connected to the upper portion of the lower inclined rod, an electric cabinet shell is movably connected to the upper portion of the lifting plate, porous plates are movably connected to the two sides of the electric cabinet shell, a rain collecting box is movably connected to the top of the electric cabinet shell, a connecting block is movably connected to the two sides of the rain collecting box, a protective plate is hinged to the upper portion, the below swing joint of pinion rack has the screw thread axle, the below of screw thread axle articulates there is the upper diagonal rod, the top both sides swing joint of electricity cabinet shell has the weather shield.

Preferably, a group of semicircular supports are arranged inside the base support, annular grooves are formed in the supports, the movable blocks are arranged in the grooves, and return springs are movably connected between the movable blocks and the annular grooves.

Preferably, the lifting shaft is provided with bidirectional threads, the right side of the lifting shaft is movably connected with a motor, the outer side of the lifting shaft is provided with a threaded block, one end of a lower inclined rod is hinged to the threaded block, and the two sides of the lifting shaft are connected with the base support through ball bearings.

Preferably, the middle of the electric cabinet shell is provided with a cavity, the porous plate is movably connected in the cavity of the electric cabinet shell, and the corresponding positions of the porous plate and the electric cabinet shell are provided with heat dissipation holes.

Preferably, the outer side of the rain collecting box is provided with a trapezoidal support, the lower end of the connecting block is hinged to the lower end of the rain collecting box, the middle of the connecting block penetrates through the trapezoidal support, and the upper end of the connecting block is hinged to the guard plate.

Preferably, the threaded shaft is a bidirectional threaded shaft, a gear ring is arranged on the outer side of the middle of the threaded shaft, an upper inclined rod is hinged to the lower portion of the threaded shaft, and the lower end of the upper inclined rod is hinged to the upper end of the porous plate.

Preferably, be connected with buffer spring between the lower extreme both sides of collection rain box and the top of electricity cabinet shell, and the position that corresponds with the epaxial gear ring of screw under collection rain box is provided with the pinion rack, pinion rack and gear ring intermeshing.

Advantageous effects

Compared with the prior art, the invention provides an outdoor rainproof and ponding-proof power distribution cabinet, which has the following beneficial effects:

1. this be used for open air rain-proof ponding switch board of preventing, through collection rain box, the pinion rack, the threaded spindle, go up the cooperation of down tube, it can automatic drive the perforated plate downstream to make to go up the down tube during rainy, shelter from the ventilation hole on the electric cabinet shell, it splashes in the ventilation hole to have prevented the rainwater through ground, electrical components in the damage switch board, when collection rain box descends, both sides articulated connecting block is downward along trapezoidal support, the backplate that drives both sides draws close to the centre, cover collection rain box, the weather shield of cooperation both sides, the rain-proof function of switch board has been realized, the device simple structure and this process do not need various induction system and external power supply, the interference of external complex condition has been avoided, and the energy saving.

2. This be used for open air rain-proof ponding switch board triggers the signal of telecommunication through kickboard, sheetmetal and electric capacity board for the lift axle rotates, thereby drives the switch board and rises, has avoided ponding to enter into inside the switch board, damages electrical components and electric wire, and when ponding moves back, the kickboard descends, and the device can reply initial position, has further promoted the practicality at the device.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1 in accordance with the present invention;

fig. 3 is a partial structural view of the floating plate of fig. 1 according to the present invention.

In the figure: 1. a base support; 2. a floating plate; 3. a hinged lever; 4. a movable block; 5. a metal sheet; 6. a capacitive plate; 7. a lifting shaft; 8. a lower diagonal rod; 9. a lifting plate; 10. an electrical cabinet housing; 11. a perforated plate; 12. a rain collecting box; 13. connecting blocks; 14. a guard plate; 15. a toothed plate; 16. a threaded shaft; 17. an upper diagonal rod; 18. a rain shield.

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. 1-3, a rain-proof and water accumulation-proof power distribution cabinet for outdoor use comprises a base support 1, a set of semicircular supports is arranged inside the base support 1, annular grooves are formed in the supports, a floating plate 2 is movably connected to the inner bottom of the base support 1, the floating plate 2 is made of a light foam plate, a hinge rod 3 is movably connected to the upper side of the floating plate 2, a movable block 4 is movably connected to the upper side of the hinge rod 3, the movable block 4 is arranged in the annular groove in the supports, a return spring is movably connected between the movable block 4 and the annular groove, a metal sheet 5 is movably connected to the upper side of the floating plate 2, a capacitor plate 6 is movably connected to the upper side of the metal sheet 5, a lifting shaft 7 is movably connected to the upper side of the capacitor plate 6, a lower inclined rod 8 is movably connected to the upper side of the lifting shaft 7, a bidirectional screw thread is arranged on, the outer side of the lifting shaft 7 is provided with a screw thread block, two sides of the lifting shaft 7 are connected with the base bracket 1 through ball bearings, one end of a lower inclined rod 8 is hinged on a screw thread block, the other end is hinged below the lifting plate 9, the upper part of the lifting plate 9 is movably connected with an electric cabinet shell 10, two sides of the electric cabinet shell 10 are movably connected with a porous plate 11, the middle of the electric cabinet shell 10 is provided with a cavity, the porous plate 11 is movably connected in the cavity of the electric cabinet shell 10, the corresponding positions of the porous plate 11 and the electric cabinet shell 10 are provided with heat dissipation holes, the top of the electric cabinet shell 10 is movably connected with a rain collecting box 12, the rain collecting box 12, two sides of the rain collecting box 12 are movably connected with connecting blocks 13, the upper part of the connecting blocks 13 is hinged with a protective plate 14, the lower part of the rain collecting box 12 is movably connected with a toothed plate 15, the lower part of the toothed plate 15 is movably connected with, the below of threaded shaft 16 articulates there is last down tube 17, and the lower extreme of going up down tube 17 is articulated with perforated plate 11 upper end, the outside of collection rain box 12 is provided with trapezoidal support, the lower extreme of connecting block 13 articulates the lower extreme at collection rain box 12, the trapezoidal support is passed to the centre, the upper end articulates on backplate 14, be connected with buffer spring between the lower extreme both sides of collection rain box 12 and the top of electricity cabinet shell 10, and the position that the gear ring corresponds on collection rain box 12 under and threaded shaft 16 is provided with pinion rack 15, the gear ring intermeshing in the middle of pinion rack 15 and threaded shaft 16, the top both sides swing joint of electricity cabinet shell 10 has weather shield 18.

The working process and principle are as follows: because electrical components in the power distribution cabinet can generate a large amount of heat during operation, the power distribution cabinet is arranged outdoors, a plurality of heat dissipation holes are formed in the shell, the ventilation and heat dissipation in the power distribution cabinet are kept, during installation, the ventilation holes in the porous plate 11 are consistent with the ventilation holes in the power cabinet shell 10, when raining occurs, rainwater can fall into the rainwater collection box 12, when rainwater in the rainwater collection box 12 gradually increases, the rainwater collection box 12 compresses a spring below and simultaneously drives the toothed plate 15 below to descend, when the toothed plate 15 descends, the threaded shaft 16 is driven to rotate through the gear ring meshed with the toothed plate 15, as the threaded shaft 16 is provided with the bidirectional threads, when the threaded shaft 16 rotates, the porous plate 11 is driven to move downwards through the upper inclined rod 17 hinged on the threaded block, the porous plate 11 and the ventilation holes in the power cabinet shell 10 are staggered with each other, the ventilation holes are shielded, and rainwater is prevented from splashing into, the electrical components in the power distribution cabinet are damaged, when the rain collecting box 12 descends, the connecting blocks 13 hinged to the two sides downwards move along the trapezoidal support to drive the guard plates 14 on the two sides to be close to the middle, the rain collecting box 12 is covered by the two guard plates 14, and the rain blocking plates 18 on the two sides of the rain collecting box 12 are matched to block rain.

When the rainwater is too big, when ground ponding is too much, for example when urban waterlogging takes place, ponding drives 2 rises of kickboard of light, and when kickboard 2 rose, at first articulated hinge bar 3 of top can drive movable block 4 and remove to both sides along the ring channel, and spring between movable block 4 and the ring channel is compressed simultaneously, and when kickboard 2 rose, it rose to drive sheetmetal 5, when sheetmetal 5 entered into the position between two electric capacity boards 6, according to the electric capacity formula:

C＝εS/4πkd

dielectric constant epsilon changes, makes the electric capacity of electric capacity board 6 change, arouses the voltage change, triggers the signal of telecommunication, starts the motor of 7 right-hand members of lift axle, and the motor begins to drive lift axle 7 and rotates, when lift axle 7 rotates, drives lifter plate 9 through articulating the lower down tube 8 on 7 threaded blocks of lift axle and rises, and inside the switch board had effectively been avoided ponding to enter into the switch board to lifter plate 9, damaged electrical components and electric wire.

Move back when ponding, under the effect of spring, the initial position is replied to movable block 4, and simultaneously kickboard 2 descends, and sheetmetal 5 leaves between the electric capacity board 6, triggering signal once more for the motor on 7 right sides of lift axle drives 7 reversals of lift axle, thereby drives the switch board and descends, replies initial position, has further promoted the device's practicality.

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 be used for open air rain-proof ponding switch board of preventing, includes base support (1), its characterized in that: the inner bottom of the base support (1) is movably connected with a floating plate (2), the upper part of the floating plate (2) is movably connected with a hinged rod (3), the upper part of the hinged rod (3) is movably connected with a movable block (4), the upper part of the floating plate (2) is movably connected with a metal sheet (5), the upper part of the metal sheet (5) is movably connected with a capacitor plate (6), the upper part of the capacitor plate (6) is movably connected with a lifting shaft (7), the upper part of the lifting shaft (7) is movably connected with a lower inclined rod (8), the upper part of the lower inclined rod (8) is movably connected with a lifting plate (9), the upper part of the lifting plate (9) is movably connected with an electric cabinet shell (10), the two sides of the electric cabinet shell (10) are movably connected with porous plates (11), the top of the electric cabinet shell (10) is movably connected with a rain collecting box (12) and the rain collecting box, the utility model discloses a rain collecting box, including rain collecting box (12), connecting block (13) and threaded shaft (16), the both sides swing joint of rain collecting box (12) has connecting block (13), the top of connecting block (13) articulates there is backplate (14), the below swing joint of rain collecting box (12) has pinion rack (15), the below swing joint of pinion rack (15) has threaded shaft (16), the below of threaded shaft (16) articulates there is down tube (17), the top both sides swing joint of electricity cabinet shell (10) has weather shield (18).

2. The utility model provides a rain-proof ponding switch board of preventing for open air of claim 1 which characterized in that: the inner part of the base support (1) is provided with a group of semicircular supports, annular grooves are formed in the supports, the movable blocks (4) are arranged in the grooves, and return springs are movably connected between the movable blocks (4) and the annular grooves.

3. The utility model provides a rain-proof ponding switch board of preventing for open air of claim 1 which characterized in that: be provided with two-way screw thread on lift axle (7), the right side swing joint of lift axle (7) has the motor, and the outside of lift axle (7) is provided with the screw thread soon, and the one end of down the down tube (8) both sides and base support (1) between be connected by ball bearing.

4. The utility model provides a rain-proof ponding switch board of preventing for open air of claim 1 which characterized in that: the middle of the electric cabinet shell (10) is provided with a cavity, the porous plate (11) is movably connected in the cavity of the electric cabinet shell (10), and the corresponding positions of the porous plate (11) and the electric cabinet shell (10) are provided with heat dissipation holes.

5. The utility model provides a rain-proof ponding switch board of preventing for open air of claim 1 which characterized in that: the outer side of the rain collecting box (12) is provided with a trapezoidal support, the lower end of the connecting block (13) is hinged to the lower end of the rain collecting box (12), the middle of the connecting block penetrates through the trapezoidal support, and the upper end of the connecting block is hinged to the protective plate (14).

6. The utility model provides a rain-proof ponding switch board of preventing for open air of claim 1 which characterized in that: the screw shaft (16) is a bidirectional screw shaft (16), a gear ring is arranged on the outer side of the middle of the screw shaft (16), an upper inclined rod (17) is hinged to the lower portion of the screw shaft (16), and the lower end of the upper inclined rod (17) is hinged to the upper end of the porous plate (11).

7. The utility model provides a rain-proof ponding switch board of preventing for open air of claim 1 which characterized in that: be connected with buffer spring between the lower extreme both sides of collection rain box (12) and the top of electricity cabinet shell (10), and just below collection rain box (12) and threaded shaft (16) go up the position that gear ring corresponds and be provided with pinion rack (15), pinion rack (15) and gear ring intermeshing.