The dust removal method of capacitor cabinet
Technical field
The present invention relates to capacitor cabinet dedusting art field, specially a kind of dust removal method of capacitor cabinet.
Background technology
Because the loadtype in power system largely belongs to inductive load, generally it is widely used plus electricity consumption enterprise
Power electronic equipment, it is relatively low to allow for power factor of electric network;And relatively low power factor reduces utilization rate of equipment and installations, confession is added
Electricity investment, compromises quality of voltage, reduces service life of equipment, considerably increase line loss.Therefore, in order to improve power network
The energy waste and the factor of these unfavorable power supply productions that power factor is lowly brought, must just be had power factor of electric network
The raising of effect.If these obvious reactive powers will be provided by generator and Long Distant Transmit is irrational, it is generally also
It is impossible.Reasonable approach is exactly to need the place of reactive power to produce reactive power, that is, increasing reactive power compensation and set
Standby and device.In view of in practical power systems, most of load be asynchronous motor, its equivalent circuit can regard as resistance with
The phase difference of the series circuit of inductance, its voltage and electric current is larger, and power factor is relatively low.And after shunt capacitor, capacitor
Electric current will offset a part of inductive current, so that inductive current reduces, total current reduces therewith, the phase difference of voltage and electric current
Diminish, improve power factor;Therefore the method for the existing raising power factor used at present is exactly that increase sets capacitor panel.
Conventional capacitor cabinet is by cabinet shell, bus, breaker, disconnecting switch, electrothermal relay, contactor, arrester, electricity
Container, reactor, first and second wire, terminal block, power-factor automatic compensation controller, card instrument etc. form.Wherein cabinet
Shell is made after using cold-rolled steel sheet flanging, in order to ensure the radiating of capacitor cabinet, generally all can set heat emission hole on cabinet shell;
However, because capacitor cabinet is typically to be placed in the positions such as corner, and because capacitor cabinet is to be fully exposed to air
In, so after a long time use, the dust in air can block heat emission hole, so that the heat in whole cabinet can not
Timely distribute, safe handling and the life-span of capacitor cabinet will be directly influenced.So in order to ensure capacitor panel
The proper heat reduction of body, it is necessary to periodically to capacitor cabinet dedusting, so, increase the workload of administrative staff.
The content of the invention
The invention is intended to provide a kind of dust removal method of capacitor cabinet, to solve the heat emission hole of existing capacitor cabinet
Easily accumulation dust is, it is necessary to the problem of administrative staff periodically carry out dedusting.
The present invention provides base case:The dust removal method of capacitor cabinet, the capacitor cabinet of use include cabinet shell, cabinet
Heat emission hole is provided with shell, wherein:Cabinet shell upper end caves inward to form the air guide portion of inverted U, and air guide portion is located at the upper of heat emission hole
Side, air guide are provided with dedusting mechanism in portion;Dedusting mechanism includes rotary shaft and dedusting blade, and the both ends of rotary shaft are connected to
In two relative side walls of air guide portion, one end connection of dedusting blade is on the rotating shaft;Rotary shaft is connected with controlling organization, control
Mechanism is detecting accumulation dust rear-guard turn moving axis in heat emission hole;Dedusting blade can drive the air in cabinet shell to flow out after rotating
Cabinet shell;The lower end of cabinet shell is provided with inclined storage part, and storage part includes recessed catch basin, and dedusting blade can be transferred to catch basin
In;
Including herein below:
S1 radiating steps:In use, the temperature inside cabinet shell raises, the air inside cabinet shell flows out from heat emission hole, and heat passes through
The flowing of air is carried over cabinet shell, to reach the heat discharging operation of cabinet shell;
S2 dust removal steps:After accumulating dust in heat emission hole, controlling organization detects dust accretions, and driving rotary shaft is rotated, turned
Moving axis driving dedusting blade is rotated, and forms the air-flow of outflow cabinet, and the dedusting in heat emission hole is blown out, that is, realized by the air of flowing
Dedusting to heat emission hole;
S3 suppresses airborne dust step:Recessed catch basin is collected to rainwater;Dedusting blade can be transferred to water storage in the middle of rotation
In groove, it now will be stained with water on dedusting blade and become to moisten, the dust in air is adhered to.
The operation principle of base case:As S1 radiates step, the heat emission hole set on cabinet shell is for radiating, capacitor
After use, the temperature rise inside cabinet shell, heat is carried over cabinet shell to cabinet by the flowing of air, to reach the radiating of cabinet shell
Operation;
In S2 dust removal steps, due to there are dust in air, this part dust can be fallen in heat emission hole, and is dissipated due to normal
When hot, the speed air flow very little in heat emission hole, it e insufficient to blow dust, so the dust fallen in heat emission hole is most
After will be deposited in heat emission hole, influence the radiating of cabinet shell;Now controlling organization will detect dust accretions, and then driving turns
Moving axis rotates, and rotary shaft can drive dedusting blade to rotate again, during the rotation of dedusting blade, can drive air flow, and one
For aspect, the air in cabinet shell will flow out cabinet shell, so as to which the heat band crossed in cabinet cabinet shell be offerd for sale shell, reach the mesh of radiating
, and on the other hand, the air velocity that dedusting blade drives air flow and formed is to blow dust enough, that is to say, that
When dedusting blade rotates, the air of flowing blows out the dedusting in heat emission hole, that is, realizes the dedusting to heat emission hole;
And in this dust removal process, because dust is by Air blowing heat emission hole, and due to the quality very little of dust, institute
The phenomenon for airborne dust in atmosphere, occur will be floated with dust, causes air pollution, therefore, there is provided S3 to suppress airborne dust step,
Namely realized using the storage part for the lower end for being arranged on cabinet shell and suppress dust raising phenomenon, it is recessed in storage part when the rainy day
Catch basin can be just collected to rainwater;Dedusting blade can be transferred in catch basin during rotation, now dedusting blade
On will be stained with water and become to moisten, and moisten dedusting blade be that the dust in air can be adhered to, that is to say, that
When dedusting is carried out to heat emission hole, the dust in air can be bonded on dedusting blade, avoid the situation for airborne dust occur;
Moreover, air, when the dedusting blade by moistening, the part water on dedusting blade is evaporated, and takes away the part in air
Heat, it furthermore achieved that the heat discharging operation to cabinet shell.
The beneficial effect of base case is:Compared with the existing method that dedusting is manually carried out to capacitor cabinet, 1.
In method provided by the invention, using detection of the controlling organization to dust, the high speed of air is realized in the rotation of control dedusting blade
Flowing realizes the dust removal operation to heat emission hole, ensure that heat emission hole so as to which the dust accumulated in heat emission hole is blown out into heat emission hole
Radiating effect;
2. suppressing the design of airborne dust step after realizing to the collection of rainwater, after the cooperation with dedusting blade, can also eliminate
The dust raising phenomenon occurred in radiation processes, avoids air pollution;
3. inverted U set air guide portion on the one hand can ensure dedusting blade without using when do not collided with by surrounding,
The protective effect to dedusting blade is realized, the cabinet shell parts on the other hand to cave inward form a deep trouth, facilitated again again
Carrying of the worker to cabinet shell.
Preferred scheme one:Based on scheme it is preferred, in S2, air guide portion is additionally provided with gas port and radiated.It is beneficial
Effect:After air guide portion sets gas port, the air in cabinet shell can also be flowed out by gas port, accelerate the radiating of cabinet shell.
Preferred scheme two:Based on scheme it is preferred, in S2, controlling organization using transmitter, receiver and control electricity
The detection to dedusting is realized in the cooperation on road, and transmitter and receiver oppose be arranged on the both ends of heat emission hole respectively, connect in receiver
When can not receive the light that transmitter is launched, control circuit just controls rotary shaft to rotate.Beneficial effect:By transmitter, receiver
A correlation type photoelectric sensor is formed with control circuit, after accumulation has dust in heat emission hole, now transmitter is launched
Light will be obstructed by dust, and receiver also just no longer receives light, now control circuit control axis of rotation, dedusting blade
Also begin to rotate, so as to which dust be blown out out of heat emission hole, realize the automatic dust removing operation of heat emission hole.
Preferred scheme three:Based on scheme it is preferred, in S3, the foam-rubber cushion that the upper port of catch basin is set is to dedusting leaf
Piece is cleaned.Beneficial effect:During dedusting is carried out using dedusting mechanism, dust can constantly be bonded at dedusting blade
Surface, and after being stained with excessive dust once the surface of dedusting blade, cannot adhering dust more again, cannot also prevent again
Dust raising phenomenon, therefore, foam-rubber cushion, when dedusting blade is rotated into catch basin, sponge are set in the upper port of catch basin
Pad can wipe to the surface of dedusting blade, so as to which the dust that dedusting blade surface is stained be wiped, be realized using foam-rubber cushion
Cleaning to dust on dedusting blade, ensure adhesion of the dedusting blade to dust in air, so as to avoid the production of dust raising phenomenon
It is raw.
Preferred scheme four:Based on scheme it is preferred, be provided with some fins on the surface of dedusting blade in S2.Beneficial to effect
Fruit:After fin is set on the surface of dedusting blade, the surface area of dedusting blade is just increased, so as to also just increase and can adhere to
The surface area of dust, it is possible to adhere to more dusts, ensure that the inhibitory action to dust raising phenomenon.
Preferred scheme five:Based on scheme it is preferred, the dedusting mechanism in S2 is arranged on the side of cabinet shell.Beneficial to effect
Fruit:Generally, in order to realize quick heat radiating, more dedusting mechanisms can all be wanted to set up to reach more preferable dust removing effects,
However, after multiple dedusting mechanisms are set, also imply that the air in cabinet shell can flow out cabinet shell from multiple directions, this when
The air waited in cabinet shell can form sinuous flow, be unfavorable for the outflow of air on the contrary, therefore, select dedusting mechanism being arranged on cabinet shell
Behind side, the phenomenon that air in cabinet shell forms sinuous flow is avoided, so as to ensure that air can normally flow out cabinet shell.
Brief description of the drawings
Fig. 1 is the structural representation of the capacitor cabinet used in the dust removal method embodiment of capacitor cabinet of the present invention;
Fig. 2 is the enlarged diagram in air guide portion in Fig. 1.
Embodiment
Below by embodiment, the present invention is further detailed explanation:
Reference in Figure of description includes:Cabinet shell 10, heat emission hole 13, storage part 15, catch basin 151, air guide portion 21, lead
Stomata 23, dedusting blade 25, rotary shaft 27.
In order to realize the dust removal method of the capacitor cabinet in the present invention, the present embodiment additionally provides a kind of as shown in Figure 1
The capacitor cabinet with dedusting function, including cabinet shell 10, be provided with heat emission hole 13, the upper end of the side of cabinet shell 10 on cabinet shell 10
Cave inward to form the air guide portion 21 of inverted U, air guide portion 21 is located at the top of heat emission hole 13, and dust removal machine is provided with air guide portion 21
Structure, in order to accelerate the radiating of cabinet shell 10, air guide portion 21 is provided with the gas port 23 of heat transmission;
As shown in Fig. 2 dedusting mechanism includes rotary shaft 27 and dedusting blade 25, the both ends of rotary shaft 27 are connected to air guide portion
In two relative side walls of 21 lower ends, one end of dedusting blade 25 is connected in rotary shaft 27, and the surface of dedusting blade 25 is provided with
Some fins;
Rotary shaft 27 is connected with controlling organization, and controlling organization is detecting accumulation dust rear-guard turn moving axis 27 in heat emission hole 13;
Dedusting blade 25 can drive the air stream in cabinet shell 10 to offer for sale shell 10 after rotating;In order to realize controlling organization to rotary shaft 27 from
Dynamic to control, the controlling organization in the present embodiment includes transmitter, receiver and control circuit, and transmitter and receiver oppose respectively
The both ends of heat emission hole 13 are arranged on, when receiver does not receive the light that transmitter is launched, control circuit control rotary shaft
27 rotate;
The lower end of cabinet shell 10 is provided with inclined storage part 15, and storage part 15 includes recessed catch basin 151, and dedusting blade 25 can
It is transferred in catch basin 151;In view of dedusting blade 25 after a period of time has been used, the surface of dedusting blade 25 has just been stained with very
More dusts, so that not continuing adhering dust, dust raising phenomenon cannot be also prevented again, therefore, also in catch basin 151
Upper port is provided with foam-rubber cushion, and when dedusting blade 25 is rotated into catch basin 151, foam-rubber cushion will be to dedusting blade 25
Surface is wiped, and so as to which the dust that the surface of dedusting blade 25 is stained be wiped, is realized using foam-rubber cushion on dedusting blade 25
The cleaning of dust, ensure dedusting 25 adhesion to dust in air of blade, so as to avoid the generation of dust raising phenomenon.
The dust removal method of capacitor cabinet, including herein below:
S1 radiating steps:In use, the temperature inside cabinet shell 10 raises, the air inside cabinet shell 10 flows out from heat emission hole 13, heat
Amount is carried over cabinet shell 10 by the flowing of air, to reach the heat discharging operation of cabinet shell 10;
S2 dust removal steps:In heat emission hole 13 after accumulation dust, controlling organization detects dust accretions, drives 27 turns of rotary shaft
Dynamic, rotary shaft 27 drives dedusting blade 25 to rotate, and forms the air-flow of outflow cabinet, and the air of flowing is by the dedusting in heat emission hole 13
Blowout, that is, realize the dedusting to heat emission hole 13;
S3 suppresses airborne dust step:Recessed catch basin 151 is collected to rainwater;Dedusting blade 25 can be transferred in the middle of rotation
In catch basin 151, it now will be stained with water on dedusting blade 25 and become to moisten, the dust in air is adhered to.
As described in S1 radiating steps, for radiating, capacitor panel shell 10 makes the heat emission hole 13 set on cabinet shell 10
With rear, the temperature rise inside cabinet shell 10, heat is carried over cabinet shell 10 by the flowing of air, to reach the radiating of cabinet shell 10 behaviour
Make;
In S2 dust removal steps, due to there are dust in air, this part dust can be fallen in heat emission hole 13, and due to normal
When radiating, the speed air flow very little in heat emission hole 13, it e insufficient to blow dust, so falling in heat emission hole 13
Dust will be finally deposited in heat emission hole 13, influence the radiating of cabinet shell 10;Now controlling organization will detect dust accretions,
Then driving rotary shaft 27 rotates, and rotary shaft 27 can drive dedusting blade 25 to rotate again, during dedusting blade 25 rotates,
Air flow can be driven, for one side, the air in cabinet shell 10 will flow out cabinet shell 10, so as to the heat that will be crossed in cabinet cabinet shell 10
Amount band offers for sale shell 10, reaches the purpose of radiating, and on the other hand, the air velocity that dedusting blade 25 drives air flow and formed
It is to blow dust enough, that is to say, that when dedusting blade 25 rotates, the air of flowing blows the dedusting in heat emission hole 13
Go out, that is, realize the dedusting to heat emission hole 13;
During work, a correlation type photoelectric sensor is formed with control circuit by transmitter, receiver, is accumulated in heat emission hole 13
After having dust, the light that now transmitter is launched will be obstructed by dust, and receiver also just no longer receives light, this time control
Circuit processed controls axis of rotation, and dedusting blade 25 also begins to rotate, and so as to which dust be blown out out of heat emission hole 13, also just realizes
The automatic dust removing operation of heat emission hole 13;Because correlation type photoelectric sensor already belongs to more existing electronic device, therefore
Repeat no more in the present embodiment;
And in this dust removal process, due to dust be by Air blowing heat emission hole 13, and due to the quality very little of dust,
So dust will float the phenomenon for airborne dust in atmosphere, occur, air pollution is caused, therefore, there is provided S3 to suppress airborne dust step
Suddenly, that is, using the storage part 15 for the lower end for being arranged on cabinet shell 10 realize and suppress dust raising phenomenon, when the rainy day, it is contemplated that meeting
Situation that rain splashes or in the case where there is wind, rainwater can enter the opening position of storage part 15, recessed in storage part 15
Catch basin 151 rainwater can be just collected;Dedusting blade 25 can be transferred in catch basin 151 during rotation, this
When dedusting blade 25 on will be stained with water and become to moisten, and the dedusting blade 25 moistened is that the dust in air can be glued
Attached, that is to say, that when dedusting is carried out to heat emission hole 13, the dust in air can be bonded on dedusting blade 25, just kept away
The situation for airborne dust occur is exempted from;Moreover, air is when the dedusting blade 25 by moistening, the part water on dedusting blade 25
Evaporated, take away the partial heat in air, furthermore achieved that the heat discharging operation to cabinet shell 10.
Above-described is only embodiments of the invention, and the general knowledge such as known concrete structure and characteristic is not made herein in scheme
Excessive description, technical field that the present invention belongs to is all before one skilled in the art know the applying date or priority date
Ordinary technical knowledge, prior art all in the field can be known, and with using normal experiment hand before the date
The ability of section, one skilled in the art can improve and implement under the enlightenment that the application provides with reference to self-ability
This programme, some typical known features or known method should not implement the application as one skilled in the art
Obstacle.It should be pointed out that for those skilled in the art, without departing from the structure of the invention, it can also make
Go out several modifications and improvements, these should also be considered as protection scope of the present invention, these effects implemented all without the influence present invention
Fruit and practical applicability.The scope of protection required by this application should be based on the content of the claims, the tool in specification
The records such as body embodiment can be used for the content for explaining claim.