CN209249975U - A kind of lighning proof type electric distribution box - Google Patents

Abstract

The utility model discloses a kind of lighning proof type electric distribution boxes in distribution box field, including cabinet, including the cabinet being fixed on bracket base, the front of the cabinet is hinged with rotation door, door lock is provided on the right side of the rotation door, the top middle portion of the cabinet is mounted with connecting plate, the upper surface of the connecting plate is fixed with support column, the upper end of the support column is equipped with arrester, the top metal pestle of the arrester is lightning rod, the lightning rod is connect by downlead with earthing or grounding means, the earthing or grounding means is fixed on the rear side stabilizer blade bottom of the bracket base；The box house lower end is connected with horizontal bearing plate, and the upper center of the bearing plate is provided with lightning protection for power supply；The utility model can not only carry out very big prevention to outdoor thunder and lightning, and have the function of heat dissipation and damping simultaneously.

Description

A kind of lighning proof type electric distribution box

Technical field

The utility model relates to distribution box fields, and in particular to a kind of lighning proof type electric distribution box.

Background technique

Electric distribution box is to assemble switchgear, measuring instrumentss, protection electric appliance and ancillary equipment by electrical wiring requirement In closing or semiclosed metal safe or in screen width, low-voltage distribution equipment is constituted.The setting of electric distribution box is not only to be electrical Equipment provides installation fixed a frame and shell, and has the function of providing protection for electrical equipment.

In practical applications, due to the presence of thunder and lightning, outdoor electrical equipment is mounted in the distribution box with lighning proof type more In.A kind of distributed board outdoor with lightning protection heat sinking function is proposed in China Patent No. CN201620600667.X, including is matched Electronic box ontology, chamber door, pedestal and canopy plate, the chamber door is arranged on distribution box ontology by hinge, in the inner surface of chamber door It is provided with headlamp, the outer surface of chamber door is provided with Fingerprint Lock and indicator light, and be provided with observation window and blinds on chamber door Exhaust fan and partition is arranged in distribution box body interior in window, distribution box bodies top is provided with venthole, the canopy plate is logical It crosses bracket to be arranged in distribution box ontology upper end, and is provided with lightning rod at the top of canopy plate, the pedestal is arranged in distribution box Ontology lower end is provided with gas vent on pedestal, and the bottom at pedestal both ends is arranged in fixed block, and is arranged in the upper surface of pedestal There is strainer, although the patent solves the problems, such as, in place of which comes with some shortcomings: single lightning rod lightning protection Effect is not ideal enough, and the design position of gas vent is unreasonable, and there are certain vibrations when exhaust fan and electric equipment operation；For solution A kind of certainly problem above, it is proposed that lighning proof type electric distribution box.

Utility model content

The technical issues of solution

Aiming at the problem that existing background is proposed, the utility model provides a kind of lighning proof type electric distribution box, can not only It is enough that very big prevention is carried out to outdoor thunder and lightning, and have the function of heat dissipation and damping simultaneously.

Technical solution

In order to achieve the above object, the utility model is achieved by the following technical programs:

A kind of lighning proof type electric distribution box, including the cabinet being fixed on bracket base, the front of the cabinet is hinged with Door is rotated, is provided with door lock on the right side of the rotation door, the top middle portion of the cabinet is mounted with connecting plate, the connection The upper surface of plate is fixed with support column, and the upper end of the support column is equipped with arrester, and the top metal pestle of the arrester is Lightning rod, the lightning rod is connect by downlead with earthing or grounding means, after the earthing or grounding means is fixed on the bracket base Collateral foot bottom.

The box house lower end is connected with horizontal bearing plate, and the upper center of the bearing plate is provided with power supply Lightning protection device is symmetrically arranged with one group of vertical support rod at left and right sides of the lightning protection for power supply, and support rod described in two groups is opposite The side on surface is provided with link block, is connected between support rod described in two groups by horizontal mounting plate, and the both ends of mounting plate It is movably connected in the top of link block.

The center bottom of the bearing plate is fixed with motor, and the bottom end of the motor power output end is fixedly connected with first The power output end middle part of fan, the motor is fixed with the first angular wheel, the symmetrical runner in first angular wheel two sides It is connected with the second angular wheel, second angular wheel is connect with rotating bar, and the rotating bar is far from second conical tooth One end of wheel is fixed with the second fan, and the bottom end two sides of the bearing plate have been left and right symmetrically arranged damper, the damper bottom End is fixed on the upper end of ventilating board, and the ventilating board is fixed on the lowermost end of cabinets cavity.

Preferably, the downlead is successively fixed along the top of cabinet and back and bracket base, and the downlead Lower end, which hides, to be mounted in bracket base, and the bracket base is insulating materials.

Preferably, the rotating bar horizontally rotates fixation by the fixed block being connected on bearing plate and ventilating board.

Preferably, the damper includes pedestal, spring and convex block, and the spring-loaded groove of peace, convex block are provided in pedestal Bottom end squeezes spring and is slidably connected in the groove of pedestal.

Preferably, the ventilating board is downwardly convex type, and the first fan is mounted in the tongue of ventilating board.

Beneficial effect

1, by external installation arrester, downlead and the earthing or grounding means in electric distribution box in the present apparatus, in cabinet Lightning protection for power supply is installed in portion, can outside the enclosure wall lightning protection while, also have a good lightning protection measures in box house, outside is anti- Thunder is used to protect cabinet, there is human contact when thunder and lightning being avoided to hit, and internal lighting protection is used for protection circuit, avoids route by thunder and lightning Damage.

2, the present apparatus carries out the driving of multi-fan by using a motor, and the device installation of box house separates cabinet At a back-shaped channel, the fan of two sides installation is conducive to accelerate the flowing of two sides air in case, and middle part fan directed downwardly Be conducive to for hot-air being discharged, to reach better heat dissipation effect.

3, the present apparatus, not only can be with the vibration in device use process by installing two dampers in the lower section of bearing plate Damping, buffering is carried out, and the vibration during motor and fan motion can be mitigated, more stably sports ring is reached Border.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described.It should be evident that the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the box inner structure schematic diagram of the utility model；

Fig. 3 is the wall box structural schematic diagram of the utility model；

Label in figure respectively represents: 1- cabinet, 2- rotation door, 3- door lock, 4- connecting plate, 5- support column, 6- arrester, 7- lightning rod, 8- downlead, 9- bracket base, 10- earthing or grounding means, 11- bearing plate, 12- lightning protection for power supply, 13- support rod, 14- link block, 15- mounting plate, 16- motor, the first fan of 17-, the first angular wheel of 18-, the second angular wheel of 19-, 20- turn Lever, the second fan of 21-, 22- damper, 23- ventilating board.

Specific embodiment

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described.Obviously, it is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to The range of the utility model protection.

Below with reference to embodiment, the utility model will be further described.

In conjunction with Fig. 1-3: a kind of lighning proof type electric distribution box, including the cabinet 1 being fixed on bracket base 9, cabinet 1 is just Face is hinged with rotation door 2, and the right side of rotation door 2 is provided with door lock 3, and the top middle portion of cabinet 1 is mounted with connecting plate 4, even The upper surface of fishplate bar 4 is fixed with support column 5, and the upper end of support column 5 is equipped with arrester 6, and the top metal pestle of arrester 6 is to keep away Thunder needle 7, lightning rod 7 are connect by downlead 8 with earthing or grounding means 10, and earthing or grounding means 10 is fixed on the rear side stabilizer blade of bracket base 9 Bottom.

1 interior lower end of cabinet is connected with horizontal bearing plate 11, and it is anti-that the upper center of bearing plate 11 is provided with power supply Thunder device 12, the left and right sides of lightning protection for power supply 12 are symmetrically arranged with one group of vertical support rod 13, and two groups of support rods 13 are with respect to table The side in face is provided with link block 14, is connected between two groups of support rods 13 by horizontal mounting plate 15, and the two of mounting plate 15 End is movably connected in the top of link block 14.

The center bottom of bearing plate 11 is fixed with motor 16, and the bottom end of 16 power output end of motor is fixedly connected with the first wind Fan 17, the power output end middle part of motor 16 are fixed with the first angular wheel 18, and the symmetrical runner in 18 two sides of the first angular wheel connects It is connected to the second angular wheel 19, the second angular wheel 19 is connect with rotating bar 20, and rotating bar 20 is far from the second angular wheel 19 One end is fixed with the second fan 21, and the bottom end two sides of bearing plate 11 have been left and right symmetrically arranged damper 22, and 22 bottom end of damper is solid It is scheduled on the upper end of ventilating board 23, ventilating board 23 is fixed on the lowermost end of 1 inner cavity of cabinet.

Specifically, downlead 8 is successively fixed along the top of cabinet 1 and back and bracket base 9, and the lower end of downlead 8 It hides and is mounted in bracket base 9, bracket base 9 is insulating materials.Rotating bar 20 is by being connected to bearing plate 11 and ventilating board Fixed block on 23 horizontally rotates fixation.Damper 22 includes pedestal, spring and convex block, and it is spring-loaded recessed that peace is provided in pedestal Slot, convex block bottom end squeeze spring and are slidably connected in the groove of pedestal.Ventilating board 23 is downwardly convex type, the first fan 17 peace In the tongue of ventilating board 23.

The present embodiment is applied to the lightning protection of electric distribution box, is mounted on the arrester 6 on 1 outer wall top of distribution box body, draws Offline 8 and earthing or grounding means 10 constitute external lightning protection facility, can by the lightning rod 7 of 6 upper end of arrester by thunder and lightning by connecing Ground device 10 introduces underground, so that thunder and lightning is avoided to damage distribution box itself, and the inside of cabinet 1, in distribution box Lightning protection for power supply 12 is accessed in electrical equipment, can carry out surge protection to power-supply system, it being capable of largely protection power source The safety of system.

Secondly, being mounted with that motor 16, the power output end of motor 16 have been mounted directly the first fan in the inside of cabinet 1 17, while the rotation of two the second angular wheels 19 is driven on the output shaft of motor 16 by first angular wheel 18, The one end for the rotating bar 20 being connected with the second angular wheel is equipped with the second angular wheel, and therefore, motor 16 drives three simultaneously Fan is rotated, and is radiated for the electrical equipment in cabinet 1, the air of heat dissipation flows through the ventilating board of 1 bottom of cabinet 23 are discharged, and the bottom of bearing plate 11 is mounted with damper 22, and the effect of damper 22 is by motor 16 and electrical equipment Vibration in use process carries out damping, buffering to bring a stable running environment for entire cabinet.

The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously There is no the details that detailed descriptionthe is all, does not limit the specific embodiment of the utility model yet.Obviously, according in this specification Hold, can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably explain this reality With novel principle and practical application, so that skilled artisan be enable to better understand and utilize this practical new Type.The utility model is limited only by the claims and their full scope and equivalents.

Claims (5)

1. a kind of lighning proof type electric distribution box, including the cabinet (1) being fixed on bracket base (9), the front of the cabinet (1) It is hinged with rotation door (2), is provided with door lock (3) on the right side of the rotation door (2), the top middle portion installation of the cabinet (1) is solid Surely have connecting plate (4), the upper surface of the connecting plate (4) is fixed with support column (5), and the upper end of the support column (5) is equipped with Arrester (6), the top metal pestle of the arrester (6) are lightning rod (7), and the lightning rod (7) passes through downlead (8) and connects Ground device (10) connection, the earthing or grounding means (10) are fixed on the rear side stabilizer blade bottom of the bracket base (9)；Its feature exists In:

Cabinet (1) interior lower end is connected with horizontal bearing plate (11), and the upper center of the bearing plate (11) is set It is equipped with lightning protection for power supply (12), is symmetrically arranged with one group of vertical support rod at left and right sides of the lightning protection for power supply (12) (13), the side of support rod described in two groups (13) apparent surface is provided with link block (14), between support rod described in two groups (13) It is connected by horizontal mounting plate (15), and the both ends of mounting plate (15) are movably connected in the top of link block (14)；

The center bottom of the bearing plate (11) is fixed with motor (16), and the bottom end of motor (16) power output end is fixed to be connected It is connected to the first fan (17), is fixed with the first angular wheel (18) in the middle part of the power output end of the motor (16), described first The symmetrical runner in angular wheel (18) two sides is connected with the second angular wheel (19), second angular wheel (19) and rotating bar (20) it connects, the rotating bar (20) is fixed with the second fan (21) far from one end of second angular wheel (19), described The bottom end two sides of bearing plate (11) have been left and right symmetrically arranged damper (22), and damper (22) bottom end is fixed on ventilating board (23) upper end, the ventilating board (23) are fixed on the lowermost end of cabinet (1) inner cavity.

2. a kind of lighning proof type electric distribution box according to claim 1, it is characterised in that: the downlead (8) successively edge The top and back of cabinet (1) and bracket base (9) are fixed, and the lower end of the downlead (8) hides and is mounted on bracket base (9) in, the bracket base (9) is insulating materials.

3. a kind of lighning proof type electric distribution box according to claim 1, it is characterised in that: the rotating bar (20) passes through company The fixed block connect on bearing plate (11) and ventilating board (23) horizontally rotates fixation.

4. a kind of lighning proof type electric distribution box according to claim 1, it is characterised in that: the damper (22) includes bottom Seat, spring and convex block are provided with the spring-loaded groove of peace in pedestal, and convex block bottom end squeezes spring and is simultaneously slidably connected at the recessed of pedestal In slot.

5. a kind of lighning proof type electric distribution box according to claim 1, it is characterised in that: the ventilating board (23) is downward Male-type, the first fan (17) are mounted in the tongue of ventilating board (23).