CN107579468A - A kind of power distribution cabinet with damping and heat sinking function - Google Patents
A kind of power distribution cabinet with damping and heat sinking function Download PDFInfo
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- CN107579468A CN107579468A CN201710915004.6A CN201710915004A CN107579468A CN 107579468 A CN107579468 A CN 107579468A CN 201710915004 A CN201710915004 A CN 201710915004A CN 107579468 A CN107579468 A CN 107579468A
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- resistance
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- damping
- power distribution
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Abstract
The invention discloses a kind of power distribution cabinet with damping and heat sinking function,Including cabinet,The bottom of cabinet bulk is provided with some cushion sockets,The inside of cabinet is provided with sensor,Controller and radiator fan,The surface of cabinet is provided with heat sink screens,The present apparatus in cabinet by being provided with Intelligent heat dissipation device,The running status of blower fan can be changed according to the temperature change in cabinet,Both energy saving,The service life of device is extended again,Bottom sets cushion socket,Effectively absorb cabinet caused vibrations at work,And then equipment is avoided to shake and caused noise,Security when equipment vibrations also increase equipment work is reduced simultaneously,And by the top of cabinet set arrester can effectively prevent thunderbolt caused by power distribution cabinet inner lead broken string caused by device damage,By the arc ablation resistance ability that raising electrode in bulb shape end is set in Top electrode and bottom electrode front end,And then the service life of extension fixture,And then improve the service life of device in outdoor environment.
Description
Technical field
The present invention relates to electric power facility field, specifically a kind of power distribution cabinet with damping and heat sinking function.
Background technology
Power distribution cabinet is a kind of electrical equipment, and power distribution cabinet outside line is introduced into master switch in cabinet, is switched subsequently into sub-control, respectively
Branch is needed to set by it.Such as instrument, automatic control, motor magnetic switch, various A.C. contactors etc., some also set hyperbaric chamber with
Low-pressure chamber power distribution cabinet, provided with high voltage bus, such as power plant, some is additionally provided with to protect the low-frequency load reduction of capital equipment；Its is main
Effect is generated electricity in power system, transmitted electricity, during the conversion of distribution and electric energy, carries out folding, control and protection electricity consumption
Equipment.Part in power distribution cabinet mainly has breaker, disconnecting switch, on-load switch, operating mechanism, transformer and various protections
Device etc. forms.It is primarily adapted for use in power plant, transformer station, petrochemical industry, metallurgical steel rolling, industry light industry textile industry, industrial enterprise and house
The various different occasions such as cell, skyscraper, some power distribution cabinets are arranged in outdoor open-air environment and worked, are struck by lightning when the rainy day
When, it is easy to power distribution cabinet inner lead is broken and is caused device damage, and existing arrester is mostly simple lightning rod,
Arc ablation resistance ability is not high, it is easy to damages and loses lightning-arrest effect.Existing power distribution cabinet is due to internal substantial amounts of electricity simultaneously
Device element is run, and is caused its internal temperature too high, is easily burnt, and existing power distribution cabinet radiator is big multi-functional single, intelligence
Degree is low, expends electric energy, and radiating effect is undesirable.
The content of the invention
It is an object of the invention to provide a kind of power distribution cabinet with damping and heat sinking function, to solve above-mentioned background technology
The problem of middle proposition.
To achieve the above object, the present invention provides following technical scheme：
A kind of power distribution cabinet with damping and heat sinking function, including cabinet, the bottom of cabinet bulk are provided with some cushion sockets, cabinet
Inside is provided with sensor, controller and radiator fan, and the surface of cabinet is provided with heat sink screens, controller and radiator fan, sensing
Electrically connected between device, the exhaust outlet of radiator fan is located at heat sink screens, and arrester is provided with the top of the cabinet, described lightning-arrest
Device includes Top electrode, bottom electrode and insulator, and the insulator lower end is fixed at the top of cabinet by lightning arrester mounting seat, kept away
Thunder device mounting seat side is provided with the bottom electrode being bolted to connection with lightning arrester mounting seat, passes through water in insulator top side
Flat bar is connected with Top electrode, and the bottom electrode front end is folded upward at, and Top electrode front end is bent downwards, the Top electrode and bottom electrode
Front end is provided with bulb shape end；Cushion socket includes upper shell and lower house, and dividing plate is provided between upper shell and lower house, every
The upper surface and lower surface of plate are respectively equipped with spring assembly, and spring assembly is to be staggered to form by volute spring, dividing plate upper end
The spring assembly of face and lower surface arranges in mutually corresponding, the damping filled with damping material composition in upper shell and lower house
Layer, damping layer is interior to be provided with steel plate, and one end of the volute spring is welded on dividing plate, and the other end of volute spring is welded on damping
On the steel plate of layer parcel；Controller includes resistance R1, diode D1, bidirectional thyristor Q1 and amplifier IC1, the resistance R1's
One end connects motor M and power supply VCC, resistance R1 other end connection resistance R2, resistance R3 and resistance R4, the resistance R3 other end
Connect a potentiometer RP1 fixing end, potentiometer RP1 another fixing end connection potentiometer RP1 sliding end, electric capacity
C2, resistance R7, resistance R9 and triode VT1 emitter stage, resistance the R2 other end connection resistance R5 and sensor P, resistance R4
Other end connection diode D1 anode, electric capacity C1 and amplifier IC1 pin 3, resistance R5 other end connection electric capacity C2
The other end and amplifier IC1 pin 1, amplifier IC1 pin 4 connect the electric capacity C1 other end, diode D1 negative electrode,
Resistance R6 and triode VT1 colelctor electrode, resistance R6 other end connection bidirectional triode thyristor Q1 control pole, bidirectional triode thyristor Q1
A main electrode connection motor M, bidirectional triode thyristor Q1 another main electrode connection resistance R8, resistance R8 the other end connection
The resistance R7 other end and triode VT1 base stage.
As the further scheme of the present invention：The resistance R9 is sensor, and it uses PT100 type thermistors.
As the further scheme of the present invention：The damping layer is made up of four layers of damping material, successively including expanded material
Layer, elastomeric material layer, epoxy resin layer and foam layer.
As the further scheme of the present invention：The model PT100 of the resistance R9.
As the further scheme of the present invention：The model OP07 of the chip IC 1.
As the further scheme of the present invention：The triode VT1 is N-type triode.
As the further scheme of the present invention：The model IN4001 of the diode D1.
Compared with prior art, the beneficial effects of the invention are as follows：The present apparatus in cabinet by being provided with Intelligent heat dissipation device, energy
Enough running statuses for changing blower fan according to the temperature change in cabinet, both energy savings, the service life of device are extended again,
Bottom sets cushion socket, effectively absorbs cabinet caused vibrations at work, and then avoids equipment from shaking and caused noise, together
When reduce equipment vibrations also increase equipment work when security, and by the top of cabinet set arrester can be effective
Device damage caused by power distribution cabinet inner lead broken string caused by preventing thunderbolt, by being set in Top electrode and bottom electrode front end
The arc ablation resistance ability of electrode, and then the service life of extension fixture are improved in bulb shape end, and then improve device out of doors
Service life under environment.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of arrester in the present invention.
Fig. 3 is the structural representation of cushion socket in the present invention.
Fig. 4 is the circuit diagram of controller.
1- cabinets in figure, 2- arresters, 21- horizon bars, 22- Top electrodes, 23- bottom electrodes, 24- insulators, 25- arresters
Mounting seat, 26- bolts, 27- bulb shapes end, 3- cushion sockets, 31- upper shells, 32- lower houses, 33- dividing plates, 34- steel plates, 35-
Spring assembly, 36- damping layers, 4- sensors, 5- controllers, 6- heat sink screens.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Refer to Fig. 1~4, in the embodiment of the present invention, a kind of power distribution cabinet with damping and heat sinking function, including cabinet 1,
The inside of cabinet 1 is provided with sensor 4, controller 5 and radiator fan 6, and the surface of cabinet 1 is provided with heat sink screens 6, controller 5 with
Electrically connected between radiator fan, sensor 4, the exhaust outlet of radiator fan is located at heat sink screens 6, and sensor 4 is used for detecting box
Temperature signal in body 1 is simultaneously transferred to controller 5, and controller 5 controls radiator fan according to the signal of sensor 4, will be higher
Hot gas is sent out by heat sink screens 6, and the bottom of cabinet 1 is provided with some cushion sockets 3, the upper shell 31 of cushion socket 3 and lower casing
Body 32, is provided with dividing plate 33 between upper shell 31 and lower house 32, the upper surface and lower surface of dividing plate 33 are respectively equipped with spring assembly
35, spring assembly 35 is to be staggered to form by volute spring, and the spring assembly 35 of the upper surface of dividing plate 33 and lower surface is in mutual
It is corresponding to arrange, the damping layer 36 of damping material composition is filled with upper shell 31 and lower house 32, steel plate is provided with damping layer 36
34, one end of the volute spring is welded on dividing plate 33, and the other end of volute spring is welded on the steel plate of the parcel of damping layer 36
On 34, the damping layer 36 is made up of four layers of damping material, successively including foamed material layer, elastomeric material layer, epoxy resin layer
And foam layer, the inner spring component 35 of cushion socket 3 can effectively absorb the caused vibrations at work of cabinet 1, and then avoid setting
The caused noise for vibrations, while reduce security when equipment vibrations also increase equipment work, the setting of damping layer 36
Effective damping vibration extends the service life of cushion socket 3 to the active force of cushion socket 3；
The top of cabinet 1 is provided with arrester 2, and the arrester 2 includes Top electrode 22, bottom electrode 23 and insulator 24, institute
State the lower end of insulator 24 and the top of cabinet 1 is fixed on by lightning arrester mounting seat 25, be provided with the side of lightning arrester mounting seat 25 with keeping away
The bottom electrode 23 that thunder device mounting seat 25 is fixedly connected by bolt 26, is connected with the top side of insulator 24 by horizon bar 21
Electrode 22, the front end of bottom electrode 23 are folded upward at, and the front end of Top electrode 22 is bent downwards, before the Top electrode 22 and bottom electrode 23
End is provided with bulb shape end 27, by the setting of arrester 2, can effectively prevent power distribution cabinet inner lead caused by thunderbolt
Device damage caused by broken string, and by setting bulb shape end 27 to improve electrode in Top electrode 22 and the front end of bottom electrode 23
Arc ablation resistance ability, and then the service life of extension fixture.
The present invention operation principle be：The physical circuit of controller is as shown in figure 4, circuit is made using operational amplifier IC1
Voltage comparator, measuring bridge is formed by resistance R2, R3, potentiometer RP1 and thermistor R9.When temperature is higher than setting value,
Thermistor R9 internal resistance reduces, and bridge balance destroys, and amplifier IC1 1 pin current potential is higher than 3 pin current potentials, and its pin of output end 4 is defeated
Go out high level, bidirectional thyristor Q1 conductings, motor M starts work.With the rising of temperature, thermistor R9 internal resistance reduces,
When reaching certain value, amplifier IC1 1 pin current potential is less than 3 pin current potentials, A 6 pin output low level, and unidirectional thyristor Q1 ends,
Fan stalls.Potentiometer RP1 is adjusted, desired temperature can be changed.Triode VT1 plays metering function, when VT1 collector current mistakes
When big, the pressure drop increase on resistance R7, VT2 is set to obtain enough positive biases and turn on, so that the current potential of Q1 control poles reduces
To small value, Q1 cut-offs, protect Q1 from burning out；Diode D1 clamp diodes, protection Q1, VT1 are against damages.Temperature-sensitive electricity
Resistance R8 is used to change the voltage for flowing through motor M according to temperature, so as to change fan M rotating speed.
The present apparatus can change blower fan by being provided with Intelligent heat dissipation device in cabinet according to the temperature change in cabinet
Running status, both energy savings, the service life of device is extended again, bottom sets cushion socket, effectively absorbs cabinet and working
Caused vibrations, so avoid equipment shake and caused noise, while reduce equipment vibrations also increase equipment work when
Security, and by the top of cabinet set arrester can effectively prevent thunderbolt caused by power distribution cabinet inner lead break
Caused by device damage, pass through the arc ablation resistance energy for setting bulb shape end to improve electrode in Top electrode and bottom electrode front end
Power, and then the service life of extension fixture, and then improve the service life of device in outdoor environment.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (7)
1. a kind of power distribution cabinet with damping and heat sinking function, including cabinet, it is characterised in that the bottom of cabinet bulk is provided with some
Cushion socket, the inside of cabinet are provided with sensor, controller and radiator fan, and the surface of cabinet is provided with heat sink screens, controller with
Electrically connected between radiator fan, sensor, the exhaust outlet of radiator fan is located at heat sink screens, is provided with and keeps away at the top of the cabinet
Thunder device, the arrester include Top electrode, bottom electrode and insulator, and the insulator lower end is fixed on by lightning arrester mounting seat
At the top of cabinet, the bottom electrode being bolted to connection with lightning arrester mounting seat is provided with lightning arrester mounting seat side, is being insulated
Sub- top side is connected with Top electrode by horizon bar, and the bottom electrode front end is folded upward at, and Top electrode front end is bent downwards, described
Top electrode and bottom electrode front end are provided with bulb shape end；Cushion socket includes upper shell and lower house, upper shell and lower house
Between be provided with dividing plate, the upper surface and lower surface of dividing plate are respectively equipped with spring assembly, and spring assembly is by volute spring staggered row
Row form, and the spring assembly of dividing plate upper surface and lower surface arranges in mutually corresponding, filled with damping in upper shell and lower house
The damping layer of material composition, is provided with steel plate in damping layer, and one end of the volute spring is welded on dividing plate, volute spring it is another
One end is welded on the steel plate of damping layer parcel；Controller includes resistance R1, diode D1, bidirectional thyristor Q1 and amplifier
IC1, the resistance R1 one end connection motor M and power supply VCC, resistance R1 other end connection resistance R2, resistance R3 and resistance
R4, resistance the R3 other end connection potentiometer RP1 fixing end, potentiometer RP1 another fixing end connection potentiometer
RP1 sliding end, electric capacity C2, resistance R7, resistance R9 and triode VT1 emitter stage, resistance R2 other end connection resistance R5
With sensor P, the resistance R4 other end connects diode D1 anode, electric capacity C1 and amplifier IC1 pin 3, resistance R5's
The other end connection electric capacity C2 other end and amplifier IC1 pin 1, amplifier IC1 pin 4 connect the another of electric capacity C1
The colelctor electrode at end, diode D1 negative electrode, resistance R6 and triode VT1, resistance R6 other end connection bidirectional triode thyristor Q1's
Control pole, bidirectional triode thyristor the Q1 connection of a main electrode motor M, bidirectional triode thyristor Q1 another main electrode connection resistance
R8, resistance the R8 other end connection resistance R7 other end and triode VT1 base stage.
A kind of 2. power distribution cabinet with damping and heat sinking function according to claim 1, it is characterised in that the damping layer
It is made up of four layers of damping material, successively including foamed material layer, elastomeric material layer, epoxy resin layer and foam layer.
A kind of 3. power distribution cabinet with damping and heat sinking function according to claim 1, it is characterised in that the resistance R9
As sensor.
A kind of 4. power distribution cabinet with damping and heat sinking function according to claim 3, it is characterised in that the resistance R9
Model PT100.
A kind of 5. power distribution cabinet with damping and heat sinking function according to claim 1, it is characterised in that the chip
IC1 model OP07.
A kind of 6. power distribution cabinet with damping and heat sinking function according to claim 1, it is characterised in that the triode
VT1 is N-type triode.
A kind of 7. power distribution cabinet with damping and heat sinking function according to claim 1, it is characterised in that the diode
D1 model IN4001.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710915004.6A CN107579468A (en) | 2017-09-30 | 2017-09-30 | A kind of power distribution cabinet with damping and heat sinking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710915004.6A CN107579468A (en) | 2017-09-30 | 2017-09-30 | A kind of power distribution cabinet with damping and heat sinking function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107579468A true CN107579468A (en) | 2018-01-12 |
Family
ID=61039580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710915004.6A Withdrawn CN107579468A (en) | 2017-09-30 | 2017-09-30 | A kind of power distribution cabinet with damping and heat sinking function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107579468A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108666905A (en) * | 2018-05-16 | 2018-10-16 | 江西三龙电气有限公司 | A kind of high and low voltage switchgear |
| CN112186578A (en) * | 2020-10-15 | 2021-01-05 | 汪红飞 | Antidetonation switch board convenient to dismantle and maintain |
-
2017
- 2017-09-30 CN CN201710915004.6A patent/CN107579468A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108666905A (en) * | 2018-05-16 | 2018-10-16 | 江西三龙电气有限公司 | A kind of high and low voltage switchgear |
| CN112186578A (en) * | 2020-10-15 | 2021-01-05 | 汪红飞 | Antidetonation switch board convenient to dismantle and maintain |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180112 |
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| WW01 | Invention patent application withdrawn after publication |