CN203978884U - The driver module of the blower fan of tunnel dedusting car - Google Patents

Abstract

The utility model discloses the driver module of the blower fan of a kind of tunnel dedusting car, this tunnel dedusting car comprises the sealed mode compartment that is separated into switchgear room and dust chamber; The blower fan of the heat transmission in this switchgear room is connected to electric closet by driver module; Driver module comprises: rectification circuit, for Ac is converted to direct current; Eliminator, for realizing galvanic filtering and energy storage effect; Inverter circuit, realizes frequency modulation and voltage modulation for completing direct current to Ac conversion; Power factor correction circuit, is arranged between rectification circuit and eliminator; Microcontroller circuit, the Active PFC termination power factor correction circuit of microcontroller circuit, the driving signal termination inverter circuit of microcontroller circuit; Man-machine interface circuit, man-machine interface circuit is connected to the input end of microcontroller circuit.Tunnel dedusting car and affiliated facility thereof that the utility model provides, can meet the dedusting demand of tunnel construction environment preferably.

Description

The driver module of the blower fan of tunnel dedusting car

Technical field

The utility model relates to dusting apparatus, relates in particular to a kind of tunnel dedusting car and affiliated facility thereof.

Background technique

The airborne dust problem of tunnel construction is very outstanding, not only has a strong impact on environment, is also unfavorable for the healthy of operating personnel, thereby must take effective dedusting means.Can be, for the good dust pelletizing system of a set of effect, it not only will spend higher cost, also can take not low man-hour with imagining, and this has weakened the enthusiasm that unit in charge of construction carries out dust removal process widely.In view of existing dust pelletizing system is difficult to the defect of promoting in tunnel construction environment, be just necessary how to build portable dusting apparatus system and the affiliated facility that a set of cost is lower, can be recycled, to meet the dedusting demand of tunnel construction environment.

Model utility content

The defect existing for prior art, the purpose of this utility model is to provide tunnel dedusting car and affiliated facility thereof, to meet the dedusting demand of tunnel construction environment.

For solving above technical problem, the utility model provides the driver module of the blower fan of a kind of tunnel dedusting car, and this tunnel dedusting car comprises the sealed mode compartment that is separated into switchgear room and dust chamber; This switchgear room is provided with sealed door and thermovent, and this switchgear room internal configurations has controller switching equipment; This controller switching equipment comprises the blower fan of generator, electric closet and heat transmission, this electric closet connects this generator power taking, the blower fan of this heat transmission is connected to described electric closet by driver module, and the Ac that this driver module provides this electric closet is converted to required Ac or the direct current of blower fan of this heat transmission; Described driver module comprises: rectification circuit, for Ac is converted to direct current; Eliminator, for realizing galvanic filtering and energy storage effect; Inverter circuit, realizes frequency modulation and voltage modulation for completing direct current to Ac conversion; Power factor correction circuit, is arranged between described rectification circuit and described eliminator; Microcontroller circuit, power factor correction circuit described in the Active PFC termination of described microcontroller circuit, inverter circuit described in the driving signal termination of described microcontroller circuit; Man-machine interface circuit, described man-machine interface circuit is connected to the input end of described microcontroller circuit.

Compared with prior art, the utility model at least desirable following technique effect in a certain respect:

1, meet the dedusting demand of tunnel construction environment.Dust pelletizing system is integrated in compartment, can be transported to easily as required and need the place of dedusting to carry out dedusting, has the features such as efficiency is high, effective, cost is low, and temporary construction place, very applicable tunnel is applicable.

2, improve electric closet performance, to meet the demand of tunnel dedusting car electrical distribution system, show many aspects: service entrance switch chamber, watt hour meter chamber and the outlet chamber of (1) electric closet line structure are separated from each other, become separately chamber, be convenient to adopt modular design, be convenient to change separately some elements; (2) rear side of electric closet is provided with cylinder manifold, and lead-in circuit breaker is connected with cylinder manifold with watt hour meter, and this contributes to reduce connection wire, and escapable cost, can solve the difficulty that cabling is tied line on the other hand on the one hand; (3) cabling mode after the line of electric closet employing plate, contributes to save wire and particularly reduces copper conductor consumption, can save better cost; (4) electric closet hoisting structure is made very simply, and it can be pressed into by sheet metal " L " template, then on first side plate of " L " template and the second side plate, offers lifting hole(eyelet) and mounting hole; (5) electric closet can coordinate with floor model electric closet or wall-hanging electric closet by different angle of assembling, thereby meets the installation requirement of these two kinds of electric closets, have simple in structure, the advantages such as convenient, safe and reliable, versatility is good are installed.

3, dusting apparatus is handling better.By microcontroller circuit, control the output mode of driver module, be conducive to neatly by pre-provisioning request output voltage, thereby meet the demand of different user; For dust guard pollution abatement equipment, can, according to the setting signal of man-machine interface circuit, to motor, carry out stepless frequency conversion control.

Accompanying drawing explanation

By reading below detailed description of the preferred embodiment, various other advantage and benefits will become cheer and bright for those of ordinary skills.Accompanying drawing is only for the object of preferred implementation is shown, and do not think restriction of the present utility model.And in whole accompanying drawing, by identical reference symbol, represent identical parts.In the accompanying drawings:

Fig. 1 a is the External view of the utility model embodiment tunnel dedusting car;

Fig. 1 b is the layout chart of dusting apparatus and controller switching equipment in the utility model embodiment tunnel dedusting car;

Fig. 2 a is the utility model embodiment distribution enclosure box general assembly drawing;

Fig. 2 b is the plan view of Fig. 2 a;

Fig. 2 c is the left view of Fig. 2 a;

Fig. 2 d is the right elevation of Fig. 2 a;

Fig. 2 e is the rear view of Fig. 2 a;

Fig. 2 f is the plan view of Fig. 2 a;

Fig. 2 g is the rear view of Fig. 2 a;

Fig. 3 a is the plan view that adopts the utility model embodiment electric closet wire structures;

Fig. 3 b is the rear view of Fig. 3 a;

Fig. 3 c is that the A-A of Fig. 3 a is to view;

Fig. 4 a is the plan view that adopts the utility model embodiment electric closet line structure;

Fig. 4 b is the left view of Fig. 4 a;

Fig. 4 c is the plan view of Fig. 4 a;

Fig. 4 d is the worm's eye view of Fig. 4 a;

Fig. 5 is the schematic diagram of the utility model embodiment electric closet hoisting structure;

Fig. 6 a is the right elevation of the utility model embodiment electric closet mounting type one;

Fig. 6 b is the front elevation of the utility model embodiment electric closet mounting type one;

Fig. 6 c is the left view of the utility model embodiment electric closet mounting type one;

Fig. 6 d is the plan view of the utility model embodiment electric closet mounting type one;

Fig. 7 a is the right elevation of the utility model embodiment electric closet mounting type two;

Fig. 7 b is the front elevation of the utility model embodiment electric closet mounting type two;

Fig. 7 c is the left view of the utility model embodiment electric closet mounting type two;

Fig. 7 d is the plan view of the utility model embodiment electric closet mounting type two.

Fig. 8 a is the utility model embodiment blower fan driver module composition frame chart;

Fig. 8 b is a kind of circuit of realizing of the utility model embodiment blower fan driver module.

Embodiment

A lot of details have been set forth in the following description so that fully understand the utility model.But the utility model can be implemented to be much different from alternate manner described here, those skilled in the art can do similar popularization without prejudice to the utility model intension in the situation that, so the utility model is not subject to the restriction of following public specific embodiment.

Referring to Fig. 1 a, Fig. 1 b, be the schematic diagram of the utility model tunnel dedusting car simultaneously.Described tunnel dedusting car comprises sealed mode compartment 001, and it cuts off 002 by compartment and is divided into switchgear room 100 and dust chamber 200:

Switchgear room 100 is provided with plug-type sealed door 003 and thermovent G1, and thermovent G1 place can arrange filter screen.Switchgear room 100 internal configurations controller switching equipments, described controller switching equipment (can be matched auxiliary generator by generator, both are generally diesel generator) 104, the composition such as electric closet 101 and heat transmission blower fan 103, electric closet 101 connects generator 104 power takings, blower fan 103 is powered by electric closet 101, and heat during startup, generator 104 being produced blows out outside thermovent G1.

Dust chamber 200 is provided with plug-type sealed door 004, intake grill G2, exhaust outlet G3, and intake grill G2, exhaust outlet G3 place can arrange filter screen.Dust chamber 200 internal configurations dusting apparatuss.It is comprised of described dusting apparatus with blower fan 203 and storage dirt bag 202 etc. air channel 204, filter screen 201, dust suction, air channel 204 is connected between intake grill G2 and exhaust outlet G3, it is inner near intake grill G2 one end that filter screen 201 is arranged on air channel 204, blower fan 203 is arranged on one end near exhaust outlet G2 in air channel and to connect electric closet 101, obtains electric power, storage dirt bag 202 is arranged on the below of filter screen 201 to collect dust

Blower fan 203 can be a plurality of, and they make impeller high-speed driving after starting, and the blade of impeller constantly, to air acting, makes the air at impeller place obtain energy, and discharges with high speed.Simultaneously the air of air channel 204 front ends constantly supplements the air in impeller, causes and in dust collecting port, forms instantaneous vacuum, in dust collecting port, forms a quite high Negative Pressure Difference with external atmosphere pressure.Under this Negative Pressure Difference effect, the dust at suction port place enters the air channel 204 of dusting apparatus with air-flow, through filter 201 filtrations of 204 inside, air channel, dust is stayed in storage dirt bag 202, and air is discharged dusting apparatus after filtering again, so far completed whole dust removal process.

Tunnel of the present utility model dedusting car is integrated in compartment, can be transported to easily as required and need the place of dedusting to carry out dedusting, has the features such as efficiency is high, effective, cost is low, and temporary construction place, very applicable tunnel is applicable.

For the utility model embodiment, common electric closet not too applicable, be mainly manifested in: (1) is electric closet usually, its wire structures great majority are the main switch of left incoming line, right side is outlet chamber and watt hour meter chamber, wherein between wire inlet unit, outgoing line unit and watt hour meter chamber, be not divided into independent compartment, be unfavorable for changing element; (2) cabling mode of electric closet is wiring before plate, can see obvious line wiring, and this mode of connection relatively wastes wire, and the machining period needing is also longer; (3) lead-in circuit breaker is to watt hour meter before for copper conductor connects, more for the copper conductor that the more electric closet of epi-position is required, and its cabling and bundle line are all inconvenient; (4) hoisting structure of electric closet is all welded on the casing of electric closet, is not easy to divert and management; (5) hoisting structure of different electric closet models is not identical, makes the versatility of distribution enclosure box poor.

For this reason, a kind of electric closet of embodiment's optimal design of the present utility model and accessory, improve the product performance of electric closet thus, is described in detail as follows.

Referring to Fig. 2 a～Fig. 2 g, be the total assembling structure of the utility model embodiment distribution enclosure box simultaneously.The casing of described electric closet is provided with service entrance switch chamber, watt hour meter chamber and outlet chamber: service entrance switch chamber is provided with door-plate 1 and rear shrouding, the indoor service entrance switch mounting plate 12 of establishing; Watt hour meter chamber is provided with shrouding 7 behind door-plate 2 and watt hour meter chamber, indoor electric meter installation board 10, the electric meter installation board 11 established, and wherein door-plate 2 can arrange lead sealing 4 and cipher lock 5 above, in case other people illegally open; Outlet chamber is provided with shrouding 6 after door-plate 3 and outlet switch, the indoor mounting rail 8 that sets out wiretap, and after described outlet switch, shrouding 6 band pulling buckles 9, can facilitate On/Off.Described wall box is established nameplate 13 with identification product, and four jiaos of hoisting structures 14 that hanger formula is set of rear wall, to the casing of electric closet is installed, below further illustrate.

Referring to Fig. 3 a～Fig. 3 c, be the utility model embodiment's electric closet wire structures simultaneously.Described electric closet adopts upper, middle and lower to be divided into the layout of three Room, wherein: top is service entrance switch chamber S1, is provided with a lead-in circuit breaker 15, with cable 21, is connected to watt hour meter chamber S2; Middle part is watt hour meter chamber S2, is provided with some watt hour meter 16; Bottom is outlet chamber S3, is provided with earthing bar 20, guarantees that outlet ground connection is convenient.

The utility model is provided with cylinder manifold at the rear side of electric closet, and lead-in circuit breaker 15 is connected with cylinder manifold 18 with watt hour meter 16; Can reduce like this and connect wire consumption, escapable cost, solves the difficulty that cabling is tied line on the other hand on the one hand.

As shown in Fig. 3 a～Fig. 3 c, watt hour meter chamber S2 is provided with electric mounting board 19, and watt hour meter 16 is installed on the front side of electric mounting board 19; And the turnover cabling of electric closet is cabling after the plate of electric mounting board 19, this contributes to further to save copper conductor consumption.

In addition, be provided with cylinder manifold mounting bar 22 and lower cylinder manifold mounting bar 23 on electric mounting board 19, the two ends of cylinder manifold 18 are respectively installed on cylinder manifold mounting bar 22 and lower cylinder manifold mounting bar 23, are convenient to install, fixing cylinder manifold 18.

In above embodiment, between cylinder manifold 18 and lead-in circuit breaker 15, by wire, be connected; And the cable 17 inlet wire sides of watt hour meter 16 are connected with cylinder manifold 18, outgoing line side is connected with outlet air-break switch.Because of between lead-in circuit breaker 15 and watt hour meter 16, mainly by cylinder manifold 18, be connected, can save more copper conductor.

This wire structures adds cylinder manifold at electric closet rear side, both can save wire cost, can solve again the difficulty of cabling bundle line, and its structure is very simple, installation, convenient disassembly, and fabricating cost is lower, and Safety performance is better, thereby has good market prospects.

Simultaneously referring to Fig. 4 a～Fig. 4 d, for adopting the more excellent example of the utility model electric closet line structure.Described electric closet S employing upper, middle and lower is divided into the layout of three Room, wherein: top is service entrance switch chamber S1; Middle part is watt hour meter chamber S2; Bottom is outlet chamber S3.

Service entrance switch chamber S1, the watt hour meter chamber S2 of above-mentioned electric closet and S3 tri-Room, outlet chamber are separated from each other, appearance looks elegant simplicity generosity; Also be convenient to adopt modular design, for the some elements of independent replacing, only need to change correlated parts and just can use, and without large-scale change, can save a lot of design times, also to manufacturing, bring great convenience; Especially, the operation stability of the relatively original electric closet of electric closet is better, and Security improves.

As shown in Fig. 4 a～Fig. 4 d, some top board wire inlet/outlet holes 25 are set on the top board 24 of service entrance switch chamber S1, they are top board circular hole and top board square hole, wherein: top board circular hole is through hole; Top board square hole is knock down hole.

As shown in Fig. 4 a～Fig. 4 d, some base plate wire inlet/outlet holes 27 are set on the base plate 26 of outlet chamber S3, they are base plate circular hole and base plate square hole, wherein: base plate circular hole and base plate square hole are respectively knock down hole.

Above-mentioned electric closet can be realized floor model or wall-hanging installation by hoisting structure 3, and the mounting type of line wherein carries out as follows:

1, the square hole on the circular hole on base plate, square hole and top board is knock down hole, and wherein, the square hole on top board and the square hole on base plate need adopt professional tool just can knock out, and circular hole adopts general tool just can knock out;

2, when electric closet is, when wall hanging is installed and line is exposed conduit, can knock out circular hole or top board square hole that base plate is less, thereby realize the line of the modes such as the bottom of electric closet or top or top and the bottom combination;

3,, by the larger square hole abate of base plate, can realize the bottom line that electric closet lands while installing;

4, above scheme could be taken into account the multiple mounting modes of electric closet, multiple line mode, thereby realizes the batch Prefabrication of electric closet and user's peculation!

In above embodiment, turnover cabling, for adopting cabling mode after the plate of ammeter installation panel, can not be seen line wiring, and fast wiring is convenient, saves man-hour, can save again copper to lead; And cabling mode is before cabling before plate, can see obvious line wiring, this kind of needed wire of the mode of connection is more, and the man-hour spending when cabling connects up is more.

In addition, electric closet rear side can add cylinder manifold, both can save wire cost, can solve again the difficulty of cabling bundle line.

In addition, the external door of electric closet adopts shrouding to add the form that bolt is fixing, when switch gate, can directly take off the form of relative hinge door, the space that will take in the time of can saving a lot of switch gate.

Referring to Fig. 5, it is a preferred embodiment of the utility model electric closet hoisting structure.Described electric closet hoisting structure (hereinafter to be referred as hoisting structure) comprises the hanger of " L " template 14, on the first side plate wherein and the second side plate, offer a lifting hole(eyelet) 141 and a plurality of mounting hole 142, wherein can run through screw or bolt etc. fastening piece, thus " L " template 1 is installed on the casing of electric closet.

Alternatively, mounting hole 142 is a plurality of circular holes, or is a plurality of square holes, also can be an oblong slots.Be convenient to like this adjust described " L " the assembling height of template 1 and distribution enclosure box, thereby the versatility of increase hoisting structure.

Above-mentioned hoisting structure can fold the first side plate and the second side plate by sheet metal or other material, forms thus one " L " template 14, then on first side plate of " L " template and the second side plate, offers lifting hole(eyelet) 141 and mounting hole 142.Certainly, described " L " template 14 also can be made by forging type, does not repeat them here.

Above-mentioned hoisting structure can coordinate with floor model electric closet or wall-hanging electric closet by different angle of assembling, thereby meets the installation requirement of these two kinds of electric closets, following brief description.

Referring to Fig. 6 a～Fig. 6 d, be the mounting type of floor model electric closet simultaneously.During assembling, one of them side plate of " L " template 14 is fixed on to casing S upper, another side plate stretches out to casing outside, to fix with wall or other railroad car lateral wall.The setting height(from bottom) of described " L " template 14 is upper and lower along concordant with casing S's, certainly also can adopt other setting height(from bottom).

Referring to Fig. 7 a～Fig. 7 d, be the mounting type of wall-hanging electric closet simultaneously.During assembling, two side plates of " L " template are fixed on the angle of casing S, and make the lifting hole(eyelet) 141 on " L " template 14 expose casing S.After, electric closet hanging can be fixed at wall or other railroad car lateral wall.

As can be seen here, the utility model hoisting structure just can coordinate with floor model electric closet or wall-hanging electric closet as long as change setting angle, thereby meet the installation requirement of these two kinds of electric closets, have simple in structure, the advantages such as convenient, safe and reliable, versatility is good are installed, thereby good market prospect.

The utility model embodiment is also optimized the driver module of blower fan, and described driver module has filtering decoupling formula anti-interference function, below describes.

Blower fan in the utility model embodiment in controller switching equipment, dusting apparatus is all preferably frequency conversion fan.Without loss of generality, the frequency conversion fan of take here in controller switching equipment describes as example, and its driver module has filtering decoupling formula anti-interference function, below describes.

Referring to Fig. 8 a, it is the preferred embodiment of the driver module of blower fan.In the control system of described blower fan, it is connected to the output terminal of electric closet 101 module blower fan 10 by driver module 102, in order to the Ac that electric closet 101 is provided, be converted to the required Ac of blower fan 103 or direct current; Especially, the input stage of described driver module 102 is provided with filtering decoupling circuit 1020, it is preferably RC filtering decoupling circuit, by the current-limiting resistance R being connected in series and filter capacitor C, formed, make thus the output plus terminal of electric closet and current-limiting resistance R and the filter capacitor C that output ground termination enters serial connection, can suppress the DM EMI from electric closet 101, guarantee the accuracy of blower fan 103 data transmission.

Filtering decoupling circuit 1020 in the present embodiment is RC filtering decoupling circuit, and it,, as the preposition simulation low-pass filter of alternating signal input channel, has jamproof effect concurrently; Between two terminals of alternating direct-current signal input channel, access decoupling capacitance, can be high frequency differential mode undesired signal bypass is provided.Be in passing with pointing out, from anti-interference angle, consider, RC wave filter is better than LC wave filter: RC wave filter is dissipation type wave filter, noise energy can be become to thermal energy consumption and dissipate; LC wave filter can produce additional magnetic interference, thereby inductance will add radome.

Driver module 102 in above-described embodiment can be optimized, the driver module 102 of this example comprises the parts such as rectification circuit 1021, power factor correction circuit 1022, eliminator 1023, inverter circuit 1024 and microcontroller circuit 1025, man-machine interface circuit 1026 successively, wherein: rectification circuit 1021 forms (being preferably full bridge rectifier) by commutation diode or bridge heap, comprise necessary interference filtering circuit, its major function is that Ac is converted to direct current; Circuit of power factor correction 1022 is selectable unit (SU), power semiconductor and control chip, consist of, it is also connected to the Active PFC end of microcontroller circuit 1025, and effect is to make input current approach sine wave, reduce mains by harmonics content, realize the object that improves power factor; Eliminator 1023 (being preferably RC eliminator) is mainly comprised of elements such as electrochemical capacitors, completes galvanic filtering and energy storage effect; Inverter circuit 1024 is comprised of power model and drive circuit, power model can be Intelligent Power Module, and it is also connected to the driving signal end of described microcontroller circuit, and its major function is, complete direct current to the conversion of threephase AC, realize frequency modulation and voltage modulation object; Microcontroller circuit 1025 is comprised of microprocessor (DSP) and peripheral circuit; the order that it is sent according to man-machine interface circuit 1026; send corresponding command signal; power ratio control factor correcting circuit 1022 and inverter circuit 1024 work; and according to circuit feedback information, carry out necessary circuit protection and fault treatment.Like this, described embodiment controls the output mode of driver module by microcontroller circuit, is conducive to neatly by pre-provisioning request output voltage, thereby meets the demand of different user.

Referring to Fig. 8 b, be the embodiment of part circuit structure in driver module.Specifically for the inverter circuit of motor 31 and the example of microcontroller circuit of blower fan, its working method is: civil power becomes direct current through rectification circuit 1021, after electrochemical capacitor filtering, the two ends of the DC electrical source 241 of access inverter circuit 1024, access filter capacitor between the two ends of described DC electrical source 241.And the microprocessor of microcontroller circuit 1025 (MCU/DSP) 251 is according to the setting signal of man-machine interface circuit 1026, the motor 1031 of blower fan 103 is controlled.

In the present embodiment, described inverter circuit 1024 comprises power pipe driving chip 10242, described power pipe driving chip 10242 is connected to the microprocessor (MCU/DSP) 10251 of microcontroller circuit 1025, so that the pulse width modulating signal according to microprocessor 10251 outputs, drives corresponding power tube alternate conduction and shutoff.Concrete, described inverter circuit 1024 comprises six power tube S1～S6, and these six power tubes are divided into three groups, and every group power is controlled a phase winding of three phase electric machine 1031.

The concrete Placement of each power tube is: the source electrode of power tube S1, S2, S3 connects one end of DC electrical source 10241 jointly, the drain electrode of power tube S4, S5, S6 connects the other end of DC electrical source 10241 jointly, the tie point of the source electrode of the drain electrode of power tube S1 and power tube S4 connects the U phase terminal of motor, the tie point of the source electrode of the drain electrode of power tube S2 and power tube S5 connects the V phase terminal of motor, and the source electrode tie point of the drain electrode of power tube S3 and power tube S6 connects the W phase terminal of motor; Power tube, the grid of power tube S1, S2, S3, S4, S5, S6 connects respectively an output terminal of power pipe driving chip 10242, and each input end of described power pipe driving chip 10242 is controlled by output pulse width regulated signal PWM1, PWM2, PWM3, PWM4, PWM5, PWM6 Zhong mono-tunnel of microprocessor 10251 respectively.

During start, microprocessor 251 produces corresponding 6 road pulse width modulating signals according to the motor speed of setting, and drives signal PWM1～PWM6; By power pipe driving chip 10242, drive 6 power tubes (MOSFET or IGBT) S1～S6; The alternate conduction of these power tubes and shutoff, produce three-phase modulations waveform, and output voltage is adjustable, the threephase AC of changeable frequency, outputs to U, V, the W terminal of motor 1031, thereby realizes the stepless frequency control of motor 1031.

Below be only preferred implementation of the present utility model, it should be pointed out that above-mentioned preferred implementation should not be considered as restriction of the present utility model, protection domain of the present utility model should be as the criterion with claim limited range.For those skilled in the art, within not departing from spirit and scope of the present utility model, can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims (10)

1. a driver module for the blower fan of tunnel dedusting car, this tunnel dedusting car comprises the sealed mode compartment that is separated into switchgear room and dust chamber; This switchgear room is provided with sealed door and thermovent, and this switchgear room internal configurations has controller switching equipment; This controller switching equipment comprises the blower fan of generator, electric closet and heat transmission, this electric closet connects this generator power taking, the blower fan of this heat transmission is connected to described electric closet by driver module, the Ac that this driver module provides this electric closet is converted to required Ac or the direct current of blower fan of this heat transmission, it is characterized in that, described driver module comprises: rectification circuit, for Ac is converted to direct current; Eliminator, for realizing galvanic filtering and energy storage effect; Inverter circuit, realizes frequency modulation and voltage modulation for completing direct current to Ac conversion; Power factor correction circuit, is arranged between described rectification circuit and described eliminator; Microcontroller circuit, power factor correction circuit described in the Active PFC termination of described microcontroller circuit, inverter circuit described in the driving signal termination of described microcontroller circuit; Man-machine interface circuit, described man-machine interface circuit is connected to the input end of described microcontroller circuit.

2. the driver module of the blower fan of tunnel as claimed in claim 1 dedusting car, it is characterized in that, described rectification circuit is full bridge rectifier, described eliminator is RC eliminator, described inverter circuit is comprised of power model and drive circuit, and described microcontroller circuit consists of microprocessor and peripheral circuit.

3. the driver module of the blower fan of tunnel as claimed in claim 1 dedusting car, it is characterized in that, described driver module comprises the filtering decoupling circuit suppressing from the DM EMI of described electric closet, and described filtering decoupling circuit is arranged at the input stage of described driver module; The described filtering decoupling circuit RC filtering decoupling circuit that be serially connected with the output plus terminal of described electric closet and the output current-limiting resistance held and filter capacitor form of serving as reasons.

4. the driver module of the blower fan of tunnel dedusting car as claimed in claim 1, is characterized in that, the casing of described electric closet is separated into independently service entrance switch chamber, watt hour meter chamber and outlet chamber; Described service entrance switch chamber is arranged at the upper space of electric closet, and some top board wire inlet/outlet holes are set on the top board of described service entrance switch chamber, and described service entrance switch arranges lead-in circuit breaker in chamber; Described watt hour meter chamber is arranged at the central space of electric closet, and described watt hour meter is provided with some watt hour meter in chamber; Described outlet chamber is arranged at the lower space of electric closet, and some base plate wire inlet/outlet holes are set on the base plate of described outlet chamber.

5. the driver module of the blower fan of tunnel as claimed in claim 4 dedusting car, is characterized in that, described top board wire inlet/outlet hole comprises some top board circular holes and some top board square holes, and described base plate wire inlet/outlet hole comprises some base plate circular holes and some base plate square holes; Described top board circular hole is through hole, and described top board square hole is knock down hole, and described base plate circular hole and described base plate square hole are respectively knock down hole.

6. the driver module of the blower fan of tunnel as claimed in claim 5 dedusting car, is characterized in that, cabling after the plate that the turnover cabling of described electric closet is ammeter installation panel; The rear side of described electric closet is provided with cylinder manifold, between described lead-in circuit breaker and described watt hour meter, is connected to described cylinder manifold; Between described cylinder manifold and described lead-in circuit breaker, by wire, be connected; The inlet wire side of the cable of described watt hour meter is connected with described cylinder manifold, and outgoing line side is connected with outlet air-break switch.

7. the driver module of the blower fan of tunnel as claimed in claim 6 dedusting car, is characterized in that, described watt hour meter chamber is provided with electric mounting board, and described watt hour meter is installed on the front side of described electric mounting board; On described electric mounting board, be provided with cylinder manifold mounting bar and lower cylinder manifold mounting bar, one end of described cylinder manifold is arranged on described upper cylinder manifold mounting bar, and the other end is arranged on described lower cylinder manifold mounting bar; Described outlet chamber is provided with earthing bar.

8. the driver module of the blower fan of tunnel as claimed in claim 4 dedusting car, is characterized in that, described in state four jiaos of hoisting structures that hanger formula is set of casing rear wall of electric closet; Described hoisting structure comprises one " L " template; Described " L " template comprises the first side plate and the second side plate; On described the first side plate and described the second side plate, offer a lifting hole(eyelet) and some mounting holes, to described " L " template is installed on electric closet by fastening piece.

9. the driver module of the blower fan of tunnel as claimed in claim 1 dedusting car, it is characterized in that, described dusting apparatus comprises air channel, filter screen, blower fan and storage dirt bag for dust suction, described air channel is connected between the intake grill of described dusting apparatus and the exhaust outlet of described dusting apparatus, it is inner near intake grill one end that described filter screen is arranged on described air channel, the blower fan that described dust suction is used is arranged on inner one end near described exhaust outlet, described air channel, and described storage dirt bag is arranged on the below of described filter screen; The blower fan that described dust suction is used is connected to described electric closet to obtain electric power.

10. the driver module of the blower fan of tunnel as claimed in claim 9 dedusting car, is characterized in that, described intake grill and described exhaust outlet place arrange filter screen.