CN110071442A - Three protection type distribution box - Google Patents
Three protection type distribution box Download PDFInfo
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- CN110071442A CN110071442A CN201910481709.0A CN201910481709A CN110071442A CN 110071442 A CN110071442 A CN 110071442A CN 201910481709 A CN201910481709 A CN 201910481709A CN 110071442 A CN110071442 A CN 110071442A
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- Prior art keywords
- square pipe
- cabinet
- plate
- distribution box
- inner cavity
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- 238000009434 installation Methods 0.000 claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims description 26
- 230000000903 blocking effect Effects 0.000 claims description 25
- 238000007789 sealing Methods 0.000 claims description 18
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 description 17
- 230000009471 action Effects 0.000 description 13
- 239000000428 dust Substances 0.000 description 13
- 230000008901 benefit Effects 0.000 description 10
- 239000000463 material Substances 0.000 description 7
- 230000005611 electricity Effects 0.000 description 6
- 238000009413 insulation Methods 0.000 description 6
- 229920005549 butyl rubber Polymers 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000010259 detection of temperature stimulus Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The present invention relates to distribution box fields, specially a kind of three protection type distribution box, including mounting rack, cabinet and several it is horizontally disposed in box house and square pipe that thermal conductivity is good, the left end of square pipe is mounted on the interior left side wall of cabinet, the right end of square pipe is mounted on the interior right side wall of cabinet, the inner cavity of square pipe is connected to the outside of cabinet, is equipped at intervals with multiple installation positions from left to right on the leading flank of square pipe and trailing flank；Cabinet front and rear sides are hinged with door-plate and the door-plate of inner cavity two of cabinet seals to form closed structure.Structure of the invention is simple, and has preferable waterproof and dustproof ability；By opening two door-plates, convenient for installing electrical power distribution apparatus on the installation position on the face of square pipe front and rear sides；Since the inner cavity of square pipe is connected to the outside of cabinet, so that the air of cabinet left and right sides can circulate by the inner cavity of square pipe, it is able to radiate to the electrical power distribution apparatus being mounted on square pipe.
Description
Technical field
The present invention relates to distribution box field, specially a kind of three protection type distribution box.
Background technique
Distribution box (cabinet) transfer power distribution box (cabinet) and lighting distribution box (cabinet), batch meter (cabinet), are the ends of distribution system
Grade equipment.Distribution box is usually used in the more dispersed occasion of load, such as building site, residential area etc., they match upper level
The electric energy of a certain circuit of electric equipment distributes to nearest load, and connection to load provides protection, monitoring and control.
The three proofings of three protection type distribution box refer to waterproof and dustproof and anti-corrosion.Due to being generally fitted with more match in distribution box
Electric appliance, electrical power distribution apparatus can generate a large amount of heat during the work time, if these heats are discharged not in time, certainly will will affect and match
Electric appliance continues to use, so generally there are heat release holes on existing distribution box to radiate, but rainwater, moisture and
Dust may also can be entered in distribution box by heat release hole, this is opposite with the waterproofness of distribution box and dust tightness, and it is hidden to there is safety
Suffer from.For this purpose, we have proposed a kind of three protection type distribution boxs.
Summary of the invention
The main purpose of the present invention is to provide a kind of three protection type distribution box, with solve it is mentioned above in the background art not
Foot.
To achieve the above object, the invention provides the following technical scheme: a kind of three protection type distribution box, including mounting rack, peace
Loaded on mounting rack cabinet and several it is horizontally disposed in box house and square pipe that thermal conductivity is good, it is described rectangular
The left end of pipeline is mounted on the interior left side wall of the cabinet, and the right end of the square pipe is mounted on the interior right side of the cabinet
On wall, the inner cavity of the square pipe is connected to the outside of the cabinet, on the leading flank of the square pipe and trailing flank
It is equipped at intervals with from left to right multiple for installing the installation position of electrical power distribution apparatus；The cabinet front and rear sides are hinged with door-plate
And the door-plate of the inner cavity of cabinet two seals to form closed structure.
The beneficial effects of the present invention are: structure of the invention is simple, rationally distributed；Due to the cabinet front and rear sides
It is hinged with door-plate, passes through door-plate described in opening two, then leading flank that can very easily on the square pipe
And electrical power distribution apparatus is installed on the installation position on trailing flank；Due to the door-plate of inner cavity two of the cabinet seal to be formed it is closed
Structure, so that the cabinet has preferable waterproof and dustproof ability；Described in the inner cavity of the square pipe is connected to
The outside of cabinet, so that air duct is formed between the right side in the left side of the cabinet, the inner cavity of square pipe and cabinet,
It is able to radiate to the electrical power distribution apparatus being mounted on square pipe.
Preferably, insulating mounting seat, the insulation peace are equipped between the square pipe left and right ends and cabinet
Seat is filled equipped with the through-hole for being connected to outside the inner cavity and cabinet of square pipe, the bottom of the through-hole is equipped in outside cabinet
The rhone that portion is obliquely installed, and the insulating mounting seat is equipped with for preventing foreign matter from entering the protective grille of through-hole.Its
Advantage is: under the action of the insulating mounting seat, the protection against electric shock ability of the cabinet can be improved, to improve its safety
Property；Under the action of the rhone, it can be accumulated in avoid rainwater inside the through-hole；In the effect of the protective grille
Under, wind can normally pass in and out the through-hole, but some biggish foreign matters (such as leaf, polybag) not can enter described lead to
Hole.
Preferably, two connect with the same square pipe are insulated an insulating mounting seat among seat
On through-hole in be equipped with fan, another be insulated seat on through-hole in be equipped with can be used for blocking accent in the square pipe
First block up mechanism；The upper side of the square pipe is equipped with several and is connected to the opening of its inner cavity, and the square pipe
Upper side on be equipped with one at the position of each opening and can be used for blocking the second of the opening and block up mechanism.Its
Advantage is: can accelerate radiating efficiency.
Preferably, the described first mechanism of blocking up includes the first mounting plate being installed in through-hole, is installed vertically on first
At least two first positioning pins on surface far from accent in square pipe on mounting plate movable are installed on the first positioning pin
On the first fixed plate, be installed between the first mounting plate and the first fixed plate and for make the first fixed plate along first positioning
Sell to far from movable first spring in the first mounting plate direction and be installed on the first positioning pin far from the first mounting plate one
It is on end and for drive the first fixed plate along the first positioning pin to movable first electromagnet in the first mounting plate direction, it is described
Surface in first fixed plate towards through-hole is equipped with to match with the shape of accent in square pipe and first block up plate.Its advantage
Be: when the first electromagnet no power, under the action of the first spring, the first fixed plate is along the first positioning pin to separate
First mounting plate direction activity, so that the interior accent of square pipe can be connected to outside cabinet；When to first electricity
When magnet is powered, the first spring is greater than to the active force of the first fixed plate, so that first to the thrust of the first fixed plate
Fixed plate is movable to the first mounting plate direction along the first positioning pin, so that the interior accent of square pipe is blocked, so that air can not
Into the inner cavity of square pipe.
Preferably, described first one end towards accent in square pipe on plate of blocking up is equipped with the first sealing ring.Its
Advantage is: improving described first and blocks up leakproofness of plate when blocking the interior accent of square pipe.
Preferably, described second block up mechanism include the second mounting plate being installed on square pipe upper side, it is vertical
At least two second positioning pins that are installed on the surface on the second mounting plate far from the opening, movable to be installed on second fixed
The second fixed plate on the pin of position, be installed on one end on the second positioning pin far from the second mounting plate and it is second solid for driving
Fixed board is along the second positioning pin to far from movable second electromagnet in the second mounting plate direction and being installed on the second fixed plate and the
It is between two electromagnet and for making the second fixed plate along the second positioning pin to the second movable second spring in mounting plate direction, institute
The surface towards opening is equipped with to match with the shape of opening and second block up plate in the second fixed plate stated.Its advantage is that: when
When the described second electromagnet no power, under the action of second spring, the second fixed plate is along the second positioning pin to the second installation
Plate direction activity, to block opening；When being powered to second electromagnet, to the attraction of the second fixed plate generation
Greater than second spring to the active force of the second fixed plate, so that the second fixed plate is along the second positioning pin to far from the second installation
The activity of plate direction, is open in opened condition at this time, so that the intracorporal air of air and case in square pipe inner cavity can be with
It exchanges.
Preferably, described second one end towards opening on plate of blocking up is equipped with the second sealing ring.Its advantage is that: it can be with
Described second is improved to block up leakproofness of plate when blocking opening.
Preferably, conduction vanes are equipped on the upper side of the square pipe and downside.Its advantage is that: it improves
The contact area of the box house air and square pipe to improve heat conductivity, and then accelerates radiating efficiency.
Preferably, horizontal on the front side wall and rear wall of the square pipe inner cavity to be equipped with radiator shutter.Its advantage is that:
The contact area of the square pipe Yu its interior chamber air is improved, to accelerate radiating efficiency；In addition, since described dissipates
Hot blade is reduced the resistance of air circulation in square pipe inner cavity in being horizontally disposed with.
Preferably, insulating heat-conductive plate is equipped between each installation position and square pipe.Its advantage is that: it improves
The protection against electric shock ability of the cabinet, to improve its safety.
Detailed description of the invention
Fig. 1 and Fig. 2 is the schematic perspective view of three protection type distribution box according to a preferred embodiment of the present invention；
Fig. 3 is the stereochemical structure signal for being insulated seat and square pipe according to a preferred embodiment of the present invention
Figure；
Fig. 4 is the exploded perspective structural schematic diagram of Fig. 3；
Fig. 5 and Fig. 6 is the first schematic illustration for blocking up mechanism according to a preferred embodiment of the present invention；
Fig. 7 and Fig. 8 is the second schematic illustration for blocking up mechanism according to a preferred embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, further retouches to the specific embodiment of the embodiment of the present invention
It states.Following embodiment is only used for more clearly illustrating the technical solution of the present embodiment, and it is of the invention to cannot be used as a limitation limitation
Protection scope.
Please refer to Fig. 1 to Fig. 8, in the embodiment of the present invention, a kind of three protection type distribution box, including mounting rack 2, it is installed on installation
Cabinet 1, insulating mounting seat 5, insulating heat-conductive plate 9 and several horizontally disposed inside cabinet 1 and thermal conductivity on frame 2 is good
Square pipe 4；The material of the square pipe 4 is preferably aluminium alloy or stainless steel, their thermal conductivity is good, intensity is big,
Corrosion resistance is strong, is prolonged its service life；The left end of the square pipe 4 is mounted on by an insulating mounting seat 5
On the interior left side wall of cabinet 1, i.e., the left end of square pipe 4 is mounted on the right end for being insulated seat 5 (to ensure them by screw
Between the leakproofness that connects, can jump a queue seal washer between them, similarly hereinafter), then a left side for seat 5 will be insulated by screw
End is mounted on the interior left side wall of cabinet 1；The right end of the square pipe 4 is mounted on cabinet 1 by an insulating mounting seat 5
Interior right side wall on, i.e., the right end of square pipe 4 by screw be mounted on be insulated seat 5 left end, then by screw will be exhausted
The right end of edge mounting base 5 is mounted on the interior right side wall of cabinet 1；The insulating mounting seat 5 is equipped with for being connected to rectangular tube
The inner cavity in road 4 and the through-hole 51 outside cabinet 1, so that the air of 1 left and right side of cabinet can be by rectangular
It circulates the inner cavity of pipeline 4；It is equipped at intervals with multiple use from left to right on the leading flank of the square pipe 4 and trailing flank
In installation electrical power distribution apparatus installation position (installation position does not mark in the accompanying drawings), the leading flank of the square pipe 4 and after
Installation position on side is both preferably four (but not limited to this), logical between each installation position and square pipe 4
An insulating heat-conductive plate 9 is crossed to be separated, therefore far from end face, that is, shape of square pipe 4 on the insulating heat-conductive plate 9 described in each
Cheng Youyi installation position；1 front and rear sides of cabinet are hinged with door-plate 3 (3, the door-plate as the prior art, thereon
Should be furnished with door lock 31), convenient for installing electrical power distribution apparatus in the front and rear sides of the square pipe 4；The inner cavity of the cabinet 1
Closed structure is formed through the sealing of two door-plates 3, i.e., the matching degree of joining place is high between the door-plate 3 and cabinet 1, and they it
Between equipped with sealing joint strip (in the prior art, the bottom of the cabinet 1 offers the pipeline 11 for passing in and out wiring, in order to ensure
The leakproofness of cabinet 1 should be sealed processing after connecting the line by pipeline 11 to it).Wherein, the insulating mounting
The material of seat 5 is preferably ceramics, good with good insulating, high mechanical strength, heat-resist, good corrosion resistance and thermal stability
The advantages that, it is improved the protection against electric shock ability of the cabinet 1 and extends insulating mounting 5 service life of seat；The insulating heat-conductive
The material of plate 9 is preferably aluminium oxide ceramics, with preferable thermal conductivity, insulating properties, wearability and hardness with higher,
It is improved the protection against electric shock ability of the cabinet 1 and extends the service life of insulating heat-conductive plate 9.
In embodiment, the bottom of the through-hole 51 is equipped in the rhone 32 being arranged to 1 outer inclination of cabinet, such as Fig. 4 institute
Show, under the action of rhone 32, the inside of the through-hole 51 can be accumulated in avoid rainwater, to avoid the through-hole
The rainwater of 51 inside long time integrations penetrates into the inside of cabinet 1, and then reinforces the waterproof ability of the cabinet 1；The insulation
Mounting base 5 is equipped with for preventing foreign matter from entering the protective grille 53 of through-hole, and under the action of protective grille 53, wind can be with
The through-hole 51 is normally passed in and out, but some biggish foreign matters (such as leaf, polybag) not can enter the through-hole 51.
In embodiment, the insulation that two connect with the same square pipe 4 are insulated among seat 5 is pacified
Fan 6 is equipped in through-hole 51 on dress seat 5 (to first pass through screw the fan 6 is mounted on fan mounting plate 61, then pass through
Fan mounting plate 61 is mounted in through-hole 1 by screw, after starting the fan 6, can be accelerated in 4 inner cavity of square pipe
Air circulation；In addition, power supply line on the fan 6 by the cable-through hole 54 being insulated on seat 5 enter the inside of cabinet 1 into
Row connects electricity, and after passing through power supply line, should be sealed processing to cable-through hole 54), another is insulated the through-hole on seat 5
Being equipped in 51 can be used for blocking first of accent in the square pipe 4 and blocks up mechanism 7；The upper side of the square pipe 4 is set
There are several to be connected to the opening of its inner cavity 41 (due to being required to installation distribution electricity on the front side of the square pipe 4 and rear side
Device along with may remain rain in the square pipe 4, therefore opens up described open on the upper side of the square pipe 4
Mouthfuls 41, and do not open up opening 41 on its downside), the quantity of the opening 41 on each square pipe 4 is both preferably five
A (but not limited to this)；And one is equipped at the position of each opening 41 on the upper side of the square pipe 4
Can be used for blocking the opening 41 second is blocked up mechanism 8.In the cabinet 1 under conditions of only one square pipe 4,
When the first mechanism 7 of blocking up does not block the interior accent of square pipe 4, and second blocks up mechanism 8 when blocking opening 41, opens fan 6
It can accelerate the air circulation in square pipe 4, to accelerate radiating efficiency；When the first mechanism 7 of blocking up does not block square pipe 4
Interior accent, and second block up mechanism 8 do not block opening 41 when, open fan 6, the air circulation in 4 inner cavity of square pipe
Meanwhile under the action of five openings 41, the air in 4 inner cavity of air and square pipe in cabinet 1 can also be handed over
It changes, to improve radiating efficiency.It, can be by controlling it under conditions of having at least two square pipe 4 in the cabinet 1
In fan 6 start, and control one first the block up mechanism 7 opposite with the fan 6 of the starting and block the interior of square pipe 4
Accent, then control that others first block up mechanism 7 and all second mechanism of blocking up does not play the effect of blocking up, then in the starting
Fan 6 under the action of, air in the inner cavity for the square pipe 4 being connected with inactive fan 6 enters by its upper opening 41
The inside of cabinet 1, then enter in the inner cavity of square pipe 4 from the opening on the square pipe 4 being connected with the starting fan 6, then
It is expelled to the outside of cabinet 1, so that sufficiently exchange occurs for the air inside and outside cabinet 1, to improve heat dissipation effect.
In embodiment, the direction pipeline 4 is preferably two (but being in the layout of two), then correspondingly, the insulation is pacified
Fill seat 5 be four, fan 6 be two, first block up mechanism 7 be two, second block up mechanism 8 be ten；Pass through control one
The starting of fan 6 and first on square pipe 4 mechanism 7 of blocking up play the effect of blocking up, and control on another square pipe 4
Fan 6 does not start and the first mechanism 7 of blocking up does not play the effect of blocking up, then control all second block up mechanism 8 do not play it is stifled
Mouth effect, to be swapped to the air inside and outside cabinet 1, to achieve the effect that accelerate heat dissipation.
In embodiment, described first block up mechanism 7 include the first mounting plate 71,72 (the first positioning pin of the first positioning pin
72 quantity at least two, preferably four), the first fixed plate 73, the first spring 74, the first electromagnet 75, first block up
Plate 76 and the first sealing ring 77；First mounting plate 71 is mounted in through-hole 51 by screw, four the first positioning pins
72 are integrally installed vertically on the surface far from accent in square pipe 4 on the first mounting plate 71；First fixed plate 73
It is movable to be installed on four the first positioning pins 72, i.e. set in the first fixed plate 73 there are four respectively with four the first positioning pins 72
The hole to match；First spring 74 is between the first fixed plate 73 and the first mounting plate 71 (for the ease of the first bullet
The installation of spring 74 can be respectively fitted on the first positioning pin 72, thus in 71 He of the first mounting plate using four the first springs 74
Under the action of first fixed plate 73, without fixed to four the first springs 74) so that the first fixed plate 73 is along the first positioning
Pin 72 is movable to the direction far from the first mounting plate 71；First electromagnet 75 is installed on the first positioning pin 72 by screw
(power supply line of the first electromagnet 75 is entered by the cable-through hole 54 being insulated on seat 5 for upper one end far from the first mounting plate 71
Carry out connecing electricity inside cabinet 1, connect after electricity and processing should be sealed to cable-through hole 54), and the first electromagnet 75 is solid to first
Fixed board 73 can generate thrust (can be by fixing a magnet, and make its magnetic pole and first in the first fixed plate 73
The magnetic pole homopolarity that the energization of electromagnet 75 generates is opposite, thus mutually exclusive), and the thrust should be greater than the first spring 74 to first
The active force of fixed plate 73, so that the first fixed plate 73 is living to the interior accent direction of square pipe 4 along the first positioning pin 72
It is dynamic, and then play the role of blocking；The material that described first blocks up plate 76 is preferably SIL silicon rubber, by pasting glue
In in the first fixed plate 73 on the surface towards through-hole 51, and its shape and the shape of accent in square pipe 4 match, due to
It is able to extend its use with splendid heat-resisting, cold-resistant, resistance to ozone, resistance to weathering energy and good insulation performance
Service life；First sealing ring 77 is installed on first and blocks up one end towards accent in square pipe 4 on plate 76, i.e., by
Described first, which blocks up, opens up an annular groove on plate 76, thus in a ring groove by the first sealing ring 77 interference fit；
The material of first sealing ring 77 is preferably IIR butyl rubber sealing ring, and air-tightness is especially good and has good heat resistance
And insulating properties, it is prolonged its service life.
In embodiment, described second block up mechanism 8 include the second mounting plate 81,82 (the second positioning pin of the second positioning pin
82 quantity at least two, preferably four), the second fixed plate 83, second spring 84, the second electromagnet 85, second block up
Plate 86 and the second sealing ring 87；Second mounting plate 81 is installed on 4 upper side of square pipe by screw, and four
Two positioning pins 82 are installed vertically on the surface far from the opening 41 on the second mounting plate 81；Second fixed plate 83 can
It is movably installed on the second positioning pin 82, is i.e. is set in the second fixed plate 83 there are four matching respectively with four the second positioning pins 82
Hole；Second electromagnet 85 is installed on one end on the second positioning pin 82 far from the second mounting plate 81, and the second electricity
Magnet 85 can generate attraction to the second fixed plate 83 after being powered (can be by fixing a magnetic in the second fixed plate 83
The magnetic pole that iron, the magnetic pole of the magnet and the second electromagnet 85 generate after being powered is heteropolar opposite, to attract each other) so that
Second fixed plate 83 is movable to 41 directions of opening along the second positioning pin 82；The second spring 84 is installed on second by screw
Between fixed plate 83 and the second electromagnet 85, so that the second fixed plate 83 is along the second positioning pin 82 to the second mounting plate 81
Direction activity, and suction of the second spring 84 to the active force of the second fixed plate 83 less than the second electromagnet 85 to the second fixed plate 83
Gravitation；The material that described second blocks up plate 86 is preferably SIL silicon rubber, is pasted in the second fixed plate 83 by glue
On surface towards opening 41, and its shape matches with 41 shape of being open, since it is with splendid heat-resisting, cold-resistant, resistance to
Ozone, resistance to weathering energy and good insulation performance, are prolonged its service life；Second sealing ring 87 peace
The one end blocked up loaded on second towards opening 41 on plate 86 opens up an annular groove on plate 86 by blocking up described second,
To which by the second sealing ring 87 interference fit, in a ring groove, the material of the second sealing ring 87 is preferably IIR butyl rubber
Glue sealing ring, air-tightness is especially good and has good heat resistance and insulating properties, is prolonged its service life.
In embodiment, conduction vanes 42 are equipped on the upper side of the square pipe 4 and downside, as shown in figure 3,
Under its effect, the contact area of cabinet 1 inner air and square pipe 4 is improved, to improve heat conductivity, in turn
Accelerate radiating efficiency.
It is horizontal on the front side wall and rear wall of 4 inner cavity of square pipe to be equipped with radiator shutter 43 in embodiment, such as scheme
Shown in 4, under its effect, the contact area of square pipe 4 internal chamber wall and its interior air is improved, to accelerate heat dissipation effect
Rate；In addition, being reduced in the 43 square shaped pipeline 4 of radiator shutter since described 43, heat dissipation leaf in being horizontally disposed with
The resistance of air circulation in chamber.
It further include being installed on the PLC inside cabinet 1, the temperature sensor being installed on inside cabinet 1, installation in embodiment
The dust sensor outside humidity sensor and installation casing 1 outside cabinet 1, temperature sensor is in detection box 1
The temperature in portion, and the signal that will test is transmitted to PLC；Humidity sensor is used for the humidity of 1 outside air of detection box, and will inspection
The signal of survey is transmitted to PLC；Dust sensor is used for the concentration of 1 external dust of detection box, and the signal that will test is transmitted to
PLC；PLC is used to receive the signal from the detection of temperature sensor, humidity sensor and dust sensor, and can be used for distinguishing
Control the start and stop of fan 6 and the power on/off of the first electromagnet 75 and the second electromagnet 85.
Working principle: the door-plate 3 of 1 front and rear sides of cabinet is opened respectively, is able to very easily in 4 front and rear sides of square pipe
On insulating heat-conductive plate 9 on electrical power distribution apparatus is installed；
When the temperature inside temperature sensor detects cabinet 1 is lower, fan 6 is controlled by PLC and is not started, and is ensured
85 no power of first electromagnet 75 and the second electromagnet, then (the first fixed plate 73 is fixed along first under the action of the first spring 74
Position pin 72 accent direction activity into separate square pipe 4, so that outside the inner cavity connection cabinet of square pipe 4) and
(the second fixed plate 83 is movable to 41 directions of opening along the second positioning pin 82, so that second is stifled under the action of second spring 84
Oralia 86 blocks opening 41), it is closed structure inside cabinet 1, air is circulated in the inner cavity of square pipe 4 by through-hole 51,
To radiated to the inside of cabinet 1 (heat inside cabinet 1 be transmitted on square pipe 4 and in 4 inner cavity of direction pipeline
Air heat exchange occurs), and the leakproofness of cabinet 1 is ensured, to improve its water proof and dust proof ability；
When the temperature inside temperature sensing detects cabinet 1 is higher, and when humidity sensor detect humidity it is higher or
When person's dust sensor detects that dust concentration is higher, two fans 6 are controlled by PLC and are started, and ensure the first electromagnet 75
With 85 no power of the second electromagnet, at this point, the inside of cabinet 1 remains as closed structure, under the action of fan 6, air passes through
Through-hole 51 accelerates circulation in the inner cavity of square pipe 4, to take away the heat on 4 internal chamber wall of square pipe, and then proposes quickening
To the radiating efficiency of cabinet 1；
When the temperature inside temperature sensing detects cabinet 1 is higher, and when humidity sensor detect humidity it is lower with
And dust sensor is when detecting that dust concentration is lower, is located above that (according to thermal expansion and contraction principle, temperature is high by PLC control
Gas can float) the fan 6 in the left side of a square pipe 4 start, and be powered to the first electromagnet 75 on the right side of it (when the
After one electromagnet 75 is powered, the magnetic field generated generates repulsion to the magnet in the first fixed plate 73, and the repulsion is greater than first
The elastic force of spring 74 is such as schemed to push the accent direction activity into square pipe 4 along the first positioning pin 72 of the first fixed plate 73
Variation shown in 5 is shown in Fig. 6 so that first block up plate 76 and the first sealing ring 77 can be by the inner cavity of square pipe 4
Mouth is blocked) and (after the second electromagnet 85 is powered, the magnetic field generated is solid to second to all the second electromagnet 85 energizations
Magnet on fixed board 83 generates attraction, and the attraction is greater than the elastic force of second spring 84, to attract the second fixed plate 83
Along the second positioning pin 82 to the direction activity far from opening 41, variation is shown in Fig. 8, so that opening 41 is in as shown in Figure 7
Opening state, then under the action of starting fan 6, the air outside cabinet 1 enters the interior of a underlying square pipe 4
It after chamber, is then entered to inside cabinet 1 by opening 41 thereon, and makes high-temperature gas inside cabinet 1 from being located above
A square pipe 4 on opening enter square pipe 4 inner cavity, be then exhausted to outside so that 1 inner air and outer air of cabinet occur
Sufficiently exchange, so that maximal efficiency radiates to cabinet, and due to outside cabinet 1 humidity and dust concentration compared with
It is low, therefore will not influence the water proof and dust proof ability of cabinet 1.
The foregoing is merely the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvements and modifications can also be made, these improvements and modifications
It should also be as being considered as protection scope of the present invention.
Claims (10)
1. a kind of three protection type distribution box, including mounting rack (2) and the cabinet (1) being installed on mounting rack (2), feature exists
In further including that several are horizontally disposed in square pipes (4) that cabinet (1) is internal and thermal conductivity is good, the square pipe (4)
Left end be mounted on the interior left side wall of the cabinet (1), the right end of the square pipe (4) is mounted on the cabinet (1)
On interior right side wall, the inner cavity of the square pipe (4) is connected to the outside of the cabinet (1), the front side of the square pipe (4)
It is equipped at intervals with from left to right on face and trailing flank multiple for installing the installation position of electrical power distribution apparatus；Before the cabinet (1)
Two sides are hinged with door-plate (3) afterwards and door-plate (3) sealing of inner cavity two of cabinet (1) forms closed structure.
2. three protection type distribution box according to claim 1, which is characterized in that square pipe (4) left and right ends with
It is equipped between cabinet (1) and is insulated seat (5), the insulating mounting seat (5) is equipped with for being connected to square pipe (4)
The bottom of the through-hole (51) of inner cavity and cabinet (1) outside, the through-hole (51) is equipped in the row being arranged to cabinet (1) outer inclination
Sink (52), and the insulating mounting seat (5) is equipped with the protective grille (53) for preventing foreign matter from entering through-hole (51).
3. three protection type distribution box according to claim 2, which is characterized in that even with the same square pipe (4)
Two connect are insulated in the through-hole (51) that one among seat (5) is insulated on seat (5) and are equipped with fan (6), another
Being equipped in the through-hole (51) being insulated on seat (5) can be used for blocking the first of the square pipe (4) interior accent and blocks up mechanism
(7)；The upper side of the square pipe (4) is equipped with several and is connected to the opening (41) of its inner cavity, and the square pipe (4)
Being equipped with one at the position of each opening (41) on upper side can be used for blocking second blocking up for the opening (41)
Mechanism (8).
4. three protection type distribution box according to claim 3, which is characterized in that described first blocks up mechanism (7) including pacifying
Loaded in through-hole (51) the first mounting plate (71), be installed vertically on the first mounting plate (71) far from square pipe (4) inner cavity
At least two first positioning pins (72), movable the first fixed plate being installed on the first positioning pin (72) on the surface of mouth
(73), it is installed between the first mounting plate (71) and the first fixed plate (73) and is used to keep the first fixed plate (73) fixed along first
Position pin (72) is to separate movable first spring (74) in first mounting plate (71) direction and is installed on the first positioning pin (72)
Far from the first mounting plate (71) one end on and for drive the first fixed plate (73) along the first positioning pin (72) to first peace
Movable first electromagnet (75) in loading board (71) direction is set on the surface towards through-hole (51) in first fixed plate (73)
Have to match with the shape of square pipe (4) interior accent and first blocks up plate (76).
5. three protection type distribution box according to claim 4, which is characterized in that described first is blocked up on plate (76) towards side
One end of shape pipeline (4) interior accent is equipped with the first sealing ring (77).
6. three protection type distribution box according to claim 3, which is characterized in that described second blocks up mechanism (8) including pacifying
Loaded on square pipe (4) upper side the second mounting plate (81), be installed vertically on the second mounting plate (81) and opened far from described
At least two second positioning pins (82), movable second be installed on the second positioning pin (82) on the surface of mouth (41) are fixed
Plate (83), be installed on the second positioning pin (82) far from the second mounting plate (81) one end on and for drive the second fixed plate
(83) along the second positioning pin (82) to far from movable second electromagnet (85) in the second mounting plate (81) direction and being installed on the
It is between two fixed plates (83) and the second electromagnet (85) and for making the second fixed plate (83) along the second positioning pin (82) to the
The movable second spring in two mounting plates (81) direction (84), in second fixed plate (83) on the surface towards opening (41)
Match equipped with the shape with opening (41) and second blocks up plate (86).
7. three protection type distribution box according to claim 6, which is characterized in that described second is blocked up on plate (86) towards opening
One end of mouth (41) is equipped with the second sealing ring (87).
8. three protection type distribution box according to claim 1, which is characterized in that the upper side of the square pipe (4) and
Conduction vanes (42) are equipped on downside.
9. three protection type distribution box according to claim 1, which is characterized in that the front side wall of square pipe (4) inner cavity
Radiator shutter (43) are equipped with horizontal on rear wall.
10. three protection type distribution box according to claim 1, which is characterized in that each installation position and square pipe
(4) insulating heat-conductive plate (9) are equipped between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910481709.0A CN110071442A (en) | 2019-06-04 | 2019-06-04 | Three protection type distribution box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910481709.0A CN110071442A (en) | 2019-06-04 | 2019-06-04 | Three protection type distribution box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110071442A true CN110071442A (en) | 2019-07-30 |
Family
ID=67372513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910481709.0A Pending CN110071442A (en) | 2019-06-04 | 2019-06-04 | Three protection type distribution box |
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| Country | Link |
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| CN (1) | CN110071442A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110364935A (en) * | 2019-08-19 | 2019-10-22 | 俞政尧 | Novel electric power power distribution cabinet |
| CN111884073A (en) * | 2020-07-23 | 2020-11-03 | 广东电网有限责任公司 | Fixing device of tapping box communication module |
| CN116260060A (en) * | 2023-01-04 | 2023-06-13 | 国家电投集团云南国际电力投资有限公司 | Software and hardware protection device based on flexible direct current micro-grid electrolytic aluminum system |
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| CN206340874U (en) * | 2016-12-16 | 2017-07-18 | 芜湖金牛电气股份有限公司 | The regulator cubicle of quick heat radiating |
| CN208352814U (en) * | 2018-06-11 | 2019-01-08 | 陈皓 | A kind of mounting base of power distribution cabinet |
| CN209948432U (en) * | 2019-06-04 | 2020-01-14 | 宁波天欣电气有限公司 | Three-prevention distribution box |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN206340874U (en) * | 2016-12-16 | 2017-07-18 | 芜湖金牛电气股份有限公司 | The regulator cubicle of quick heat radiating |
| CN208352814U (en) * | 2018-06-11 | 2019-01-08 | 陈皓 | A kind of mounting base of power distribution cabinet |
| CN209948432U (en) * | 2019-06-04 | 2020-01-14 | 宁波天欣电气有限公司 | Three-prevention distribution box |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110364935A (en) * | 2019-08-19 | 2019-10-22 | 俞政尧 | Novel electric power power distribution cabinet |
| CN110364935B (en) * | 2019-08-19 | 2021-04-20 | 威海云开电气有限公司 | Power distribution cabinet |
| CN111884073A (en) * | 2020-07-23 | 2020-11-03 | 广东电网有限责任公司 | Fixing device of tapping box communication module |
| CN116260060A (en) * | 2023-01-04 | 2023-06-13 | 国家电投集团云南国际电力投资有限公司 | Software and hardware protection device based on flexible direct current micro-grid electrolytic aluminum system |
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