CN209170152U - A kind of controller of evaporation fan - Google Patents

Abstract

A kind of controller of evaporation fan, comprising: box body, control panel and lid；Tray interior is placed with the perforative through-hole of shaft of the installation position and power supply machine of control panel, and tray interior, which encloses, sets the hollow step of multistage that the through-hole is coupled equipped with the stator with motor；Control panel is offered close to one end of multistage hollow step and is open with the evacuation of multistage hollow step cooperation, and horizontal layout has electrolytic capacitor on control panel；Lid and box body are clamped, and lid is provided with accommodating chamber relative to the installation site of electrolytic capacitor, and when lid is connected in box body, electrolytic capacitor is located in accommodating chamber, and lid only covers and closes the part control panel far from multistage hollow step.Controller cover body structure is changed, blower is made efficiently to absorb air quantity in rotary course, reduce vortex bring noise；The gap that retains between the rotor and lid of motor and design it is porous, expanding heat dissipation wind channel keeps heat dissipation effect more preferable；Electrolytic capacitor on control panel is horizontal positioned, keeps the overall volume of controller small.

Description

A kind of controller of evaporation fan

Technical field

The utility model relates to automobile air conditioning technology fields, and in particular to a kind of control of the evaporation fan for air conditioning for automobiles Device processed.

Background technique

Currently, the controller architecture of the evaporation fan in air conditioning for automobiles is a sealing structure, and control panel in controller On electrolytic capacitor be it is vertically-mounted, cause controller volume big and the heat dissipation effect of internal each component be poor, for this reason, it may be necessary to open Send out good heat dissipation effect, new controller small in size a kind of.

Summary of the invention

The application provides a kind of controller of evaporation fan, can solve in existing evaporation fan controller volume it is big, The problem that heat dissipation effect is poor, noise is big, technical solution are as follows.

A kind of controller of evaporation fan, comprising: box body, control panel and lid；

The tray interior is placed with the perforative through-hole of shaft of the installation position and power supply machine of the control panel, the box body Inside, which is enclosed, sets the hollow step of multistage that the through-hole is coupled equipped with the stator with motor；

The control panel is offered close to one end of the hollow step of multistage and is kept away with what the hollow step of the multistage cooperated It allows opening, electrolytic capacitor is laid on the control panel, the electrolytic capacitor is placed horizontally on the control panel；

The lid and the box body are clamped, and the lid is provided with receiving relative to the installation site of the electrolytic capacitor Chamber, when the lid is connected in the box body, the electrolytic capacitor is located in the accommodating chamber, and the lid only Gai Heyuan Part control panel from the hollow step of multistage.

In a kind of embodiment, it is laid with multiple power tubes on the control panel, multiple power tubes and the box body The bottom surface of installation position is bonded.

In a kind of embodiment, 90 degree of pin bending of the power tube are welded on the control panel, and the power tube Metal heat-conducting downwards and protrude from the control panel, the installation position of the box body is provided with convex relative to the position of power tube Platform, when the control panel is placed in the installation position, the metal heat-conducting face of the power tube is bonded with the boss.

In a kind of embodiment, the tray interior in be laid on the installation position of the control panel several for heat dissipation Cooling fin.

In a kind of embodiment, several described cooling fins are arranged into network-like.

In a kind of embodiment, the back side of the box body is laid with cooling fin.

In a kind of embodiment, the lid is offered close to one end of the hollow step of multistage matches with rotor outer rim The notch of conjunction, after the stator of the motor and the hollow step of multistage are coupled, the rotor of the motor and the lid There are gaps between the notch of body.

In a kind of embodiment, the notch is arc notch.

In a kind of embodiment, multiple holes are reserved on the rotor case of the motor.

In a kind of embodiment, outer rim of the box body in the installation position is equipped with card convex, the side of the lid be equipped with The buckle of the card convex cooperation clamping, to realize that the lid and the box body are clamped.

According to the evaporation fan controller of above-described embodiment, have the advantages that

1) structure type for changing controller lid, make blower can efficiently be absorbed in rotary course air quantity, Reduce vortex bring noise；

2) it the gap retained between the rotor and lid of motor and designs porous on rotor case, expands heat dissipation wind channel Keep the component heat dissipation effect laid on control panel in controller more preferable, improves the service life of evaporation fan；

3) electrolytic capacitor on control panel is horizontal positioned, and the appearance for combining the cooperation electrolytic capacitor being arranged on lid to place It receives chamber, keeps the overall structure of controller small in size.

Detailed description of the invention

Fig. 1 is controller architecture explosive view；

Fig. 2 is the box body structure schematic diagram of controller；

Fig. 3 is the arrangement schematic diagram of component on control panel structure chart and control panel；

Fig. 4 is the cover body structure schematic diagram of controller；

Fig. 5 is that control panel and box body are coupled schematic diagram；

Fig. 6 is that motor and controller are coupled schematic diagram；

Fig. 7 is that controller installs the overall structure figure after evaporation fan；

Fig. 8 is that controller installs the cross-sectional view after evaporation fan；

Fig. 9 is the schematic diagram of cushion blocking；

Figure 10 is that controller and shell and pedestal are coupled schematic diagram.

Specific embodiment

The utility model is described in further detail below by specific embodiment combination attached drawing.

In the utility model embodiment, by the overall structure of controller in design evaporation fan, there is controller The detailed construction of the characteristics of small in size, good heat dissipation effect, long service life, controller are described below.

The controller structure diagram of this example is as shown in Figure 1, include box body 1, control panel 2 and lid 3, wherein control panel 2 is installed In in box body 1, lid 3 and box body 1 are clamped.

The concrete structure diagram of box body 1 is as shown in Fig. 2, being placed with the installation position 11 of control panel 2 and turning for common inside box body 1 The perforative through-hole 12 of axis is enclosed to set inside box body 1 and is equipped with and motor by 12 to realize being coupled for controller and motor The hollow step 13 of multistage that stator is coupled, when device to be controlled and motor are coupled, the multistage hollow press fitting of step 13 is in electricity In the bore of stator of machine, the common shaft of motor and wind wheel passes through multistage hollow step 13, makes the shaft of motor and one of wind Wheel is fixedly connected.

This example has the characteristics that controller small in size, specifically by the modes of emplacement of component in design control panel 2 , the structure chart of control panel 2 is as shown in figure 3, control panel 2 offers and empty station in multistage close to one end of multistage hollow step 13 The evacuation opening 21 of rank cooperation, is laid with electrolytic capacitor 22 on control panel 2, electrolytic capacitor 22 is placed horizontally on control panel 2；It is right It answers, the structure of lid 3 is as shown in figure 4, lid 3 is provided with accommodating chamber 31 relative to the installation site of electrolytic capacitor 22, wait cover When body 3 is covered on control panel 2, electrolytic capacitor 22 is located in accommodating chamber 31；Phase is placed vertically with the electrolytic capacitor of Traditional control plate Than the accommodating chamber 31 that the electrolytic capacitor of this example is horizontally arranged and lid 3 is arranged, the two cooperation keeps having for controller smaller Volume, i.e. guarantee controller overall volume minimize.

In addition to make controller have the characteristics that it is small in size other than, the controller of this example also has the characteristics that good heat dissipation effect, under Controller is described from the heat dissipation design of the heat dissipation design of box body 1, the heat dissipation design of the component of control panel 2 and lid 3 in face The realization structure of heat dissipation.

Box body 1 realizes that the structure design of heat dissipation is, specifically, box body 1 is provided with threaded hole in the periphery of installation position 11 Support column 16, control panel 2 are equipped with threaded hole, and control panel 2 is fixed on support column 16 by screw, in order to improve control panel 2 Heat dissipation effect, inside box body 1 in be laid on the installation position of control panel 2 11 several for heat dissipation cooling fin, and several Cooling fin is arranged into network-like, is radiated by cooling fin to control panel 2, and, the back side of box body 1 is also laid with several and dissipates Backing.

On this basis, component modes of emplacement realizes that the process to radiate is on control panel 2: being laid on control panel 2 more A power tube 23, multiple power tubes 23 are bonded with the bottom surface of the installation position 11 of box body 1, specifically, as shown in figure 3, power tube 23 90 degree of pin bending be welded on control panel 2, and the metal heat-conducting of power tube 23 downwards and protrudes from control panel 2；Accordingly , the position of the 11 relative power pipe 23 of installation position of box body 1 is provided with boss 17, and making sheet 2 to be controlled is installed on support by screw When on column 16, the metal heat-conducting face of power tube 23 is bonded with boss 17, and guarantee control panel 2 is imitated with more good heat dissipation in this way Fruit.

The structural schematic diagram that control panel 2 and box body 1 are coupled is as shown in figure 5, the design of this structure, makes on control panel 2 Power tube 23 be bonded with the underrun boss 17 of box body 1, guarantee that control panel 2 has more good heat dissipation effect, can be with Enhance 15% or more cooling effect, reduce by 8 DEG C of 2 temperature rise of control panel or more, promotes evaporation fan can be with normal higher than 10% Power operates for a long time, guarantees that evaporation fan can be compatible with more powerful client's type selecting, substantially reduces cost, in addition, many institute's weeks With, temperature rise is exactly the negative transition form of energy, enhance cooling effect while, energy consumption 3-5% can also be reduced.

Lid 3 realizes that the structure design of heat dissipation is: lid 3 and box body 1 are clamped, and when lid 3 is connected in box body 1, lid 3 Only part control panel 2 of the hamper far from the hollow step 13 of multipole, specifically, the structure chart of lid 3 is as shown in figure 4, lid 3 is close One end of multistage hollow step 13 offers the notch 32 with the cooperation of the rotor periphery of motor, which is arc notch, to After the stator of motor and multistage hollow step 13 are coupled, there are gap, electricity between the rotor of motor and the notch 32 of lid 3 The structural schematic diagram that machine and controller are coupled is as shown in fig. 6, and be reserved with multiple holes, lid 3 on the rotor case of motor Structure design and controller and motor between be coupled after, the gap retained between lid 3 and the rotor of motor, and electricity The multiple holes 3 reserved on the rotor case of machine, such structure are designed and are coupled and have the positive effect that:

1) be conducive to increase intake, reduce energy consumption；

2) temperature that the work of control panel 2 generates in evaporation fan is reduced, to guarantee that evaporation fan has higher efficiency；

3) noise that motor work generates is advantageously reduced；

4) the structure design of lid 3, makes blower that can efficiently absorb air quantity in rotary course, reduce vortex strip Noise；

5) due to gap and porous effect, expand heat dissipation wind channel, make the component heat dissipation effect laid on control panel 2 more It is good, improve the service life of evaporation fan.

For the controller of this example other than having the characteristics that above-mentioned small in size, good heat dissipation effect, the controller of this example is also square Just it dismounts, further, the lid 3 and box body 1 of this example are clamping, specifically, outer rim of the box body 1 in installation position 11 is equipped with card convex 18, the side of lid 3 is equipped with the buckle 33 with the cooperation clamping of card convex 18, to realize that lid 3 and box body 1 are clamped；In other implementations In example, the buckle between lid 3 and box body 1, card convex can also be exchanged into design, or use other snap fits, as long as side Toilet cover body 3 and box body 1 are detachably installed.

It is exemplary, using controller and motor as two mutual cooperations and mutually independent component part, specifically, control Device and motor processed are independent from each other in structure, and are mutually matched both when assembling, and the stator winding of motor draws Line is connected with controller, maintains the compactedness in design, has extensive versatility and interchangeability, reduces the guarantor of user It supports and follow-up maintenance cost.

In concrete application, the motor of this example uses the centrifugal motor of brush DC of position-sensor-free, using no position The centrifugal motor of the brush DC of sensor has the advantage that

1) it since brush motor mostly uses carbon brush to contact commutation mode, causes carbon brush easy to wear, need to often replace, cause event Barrier rate is high, and maintenance cost is high, and commutation electric spark is also easy to produce in commutation, in combustible and explosive area than relatively hazardous.And this example Motor use the centrifugal motor of brush DC of position-sensor-free, due to using electronics commutation mode, so there is no changing The carbon brush abrasion and electric spark generated when phase, use is safer, operation noise is smaller.

2) commonly there is brush evaporation fan dash current is larger on startup, it is larger to the aging effects of motor, and this example Motor is controlled using CPU programming, and starting current and the starting time of evaporation fan is adjusted, can reduce evaporation fan and open Rush of current when dynamic.

3) motor of this example is equipped with Ultra-Low Speed and ultra- high speed protection function, can shut down in time in Ultra-Low Speed and ultrahigh speed, Preferably protect evaporation fan.

4) motor of this example is not required to installation site sensor, does not need lead-out wire, so mounting process is more simple, cost It is low, failure rate is low.

This example provides concrete application of the above controller in evaporation fan, as shown in Figure 7 and Figure 8, specifically, evaporation wind Machine has shell 4, pedestal 5, the first wind wheel 6 and the second wind wheel 7, in other embodiments, can also box body 1 to controller into Row deformation realizes that controller is installed on evaporation fan using other connection types.

It is exemplary, shell 4 include the first volute 41, the second volute 42 and be undertaken in the first volute 41 and the second volute 42 it Between auxiliary shell 43；Pedestal 5 include and the first volute 41 clamping the first pedestal 51, with the second volute 42 clamping and second Body 52 and the auxiliary pedestal 53 being undertaken between the first pedestal 51 and the second pedestal 52；Wherein, to the first volute 41 and First After the cooperation clamping of body 51 and after the second volute 42 and the cooperation clamping of the second pedestal 52, the internal structure that volute cooperates with pedestal is respectively It is formed with air duct；First wind wheel 6 is set in the first pedestal 51, the second wind wheel 7 is set in the second pedestal 52；By motor It is set between the first pedestal 51 and the second pedestal 52, and the shaft of the output shaft of motor and the first wind wheel 6 and the second wind wheel 7 is total The stator winding lead of axis, motor is connected with controller, and when electrical power operation, motor drives the first wind wheel 6 and the second wind 7 rotation of wheel, when wind wheel in air duct when rotating, the air among wind wheel is sent to wind wheel outer rim by centrifugal principle by wind wheel, Spiral shape air duct is formed, and wind is sent to by air outlet by spiral shape air duct, to generate continuous air flowing, reaches air-supply Purpose.

In addition, the change of the air inlet structure of the first volute 41 and the second volute 42, when wind wheel outer diameter is 102mm, this The air quantity of the evaporation fan of application can reach 1300m^3/h or more, and noise figure is can be controlled within the scope of 65~68dB.

It is exemplary, it is connected between shell 4 and pedestal 5 using buckle-type, it is easy to disassemble, specifically, pedestal 5 is equipped with card Convex, shell 4 is equipped with buckle, when shell 4 is covered on pedestal 5, is clamped by buckle and card convex, 4 He of shell can be realized The buckle-type of pedestal 5 connects；In practical application, in order to reinforce the bonding strength between shell 4 and pedestal 5,51 He of the first pedestal Settable multiple card convexs on second pedestal 52, correspondingly, being correspondingly arranged multiple buckles on the first volute 41 and the second volute 42；? In other embodiments, the position of card convex and buckle can also be exchanged, e.g., card convex is set on shell 4, buckle is set on pedestal 5； In other embodiments, the detachable assembling between shell 4 and pedestal 5 can also be realized using other connection types, this example is not Make specific limit.

The specific mounting means that controller is installed on evaporation fan is: controller is installed in auxiliary shell 43 by box body 1 Between auxiliary pedestal 53, specifically, the outer rim of box body 1 is equipped with mounting portion 14, auxiliary shell 43 and the auxiliary correspondence of pedestal 53 are set Be equipped with the auxiliary section cooperated with mounting portion 14, when the mounting portion 14 of box body 1 is corresponding be placed in auxiliary section when, by mounting portion 14 with match The linkage of conjunction portion clamps, and makes box body 1 is corresponding to be installed between auxiliary shell 43 and auxiliary pedestal 53, wherein so-called clamping is Clamping, that is to say, controller card is connected between auxiliary shell 43 and auxiliary pedestal 53；Meanwhile in order to make controller and auxiliary shell Installation between body 43 and auxiliary pedestal 53 has effectiveness in vibration suppression, is also fitted between mounting portion 14 and auxiliary section in this example Cushion blocking.

Exemplary, the structure of the specific vibration damping cooperation between mounting portion 14 and auxiliary section is: mounting portion 14 is in hollow semi-cylindrical Column, mounting portion 14 are equipped with detent 15 along the bosom position of hollow semi-cylindrical column, and detent 15 is equipped with card slot, corresponding, subtract The structure padded shake as shown in figure 9, cushion blocking is coupled with mounting portion 14, e.g., cushion blocking is installed in detent 15, pad to be damped After clamping with mounting portion 14, box body 1 passes through the corresponding cooperation being placed between auxiliary shell 43 and auxiliary pedestal 53 of mounting portion 14 When portion, auxiliary section is corresponding to clamp cushion blocking, and then realizes that the vibration damping between box body 1 and auxiliary shell 43 and auxiliary pedestal 53 is pacified Dress, it is as shown in Figure 10 to be coupled schematic diagram.

Use above specific case is illustrated the utility model, is merely used to help understand the utility model, and Not to limit the utility model.Think of for those skilled in the art of the present invention, according to the utility model Think, several simple deductions, deformation or replacement can also be made.

Claims (10)

1. a kind of controller of evaporation fan characterized by comprising box body, control panel and lid；

The tray interior is placed with the perforative through-hole of shaft of the installation position and power supply machine of the control panel, the tray interior It encloses and sets the hollow step of multistage that the through-hole is coupled equipped with the stator with motor；

The control panel is offered close to one end of the hollow step of multistage and is opened with the evacuation of the hollow step cooperation of the multistage Mouthful, it is laid with electrolytic capacitor on the control panel, the electrolytic capacitor is placed horizontally on the control panel；

The lid and the box body are clamped, and the lid is provided with accommodating chamber relative to the installation site of the electrolytic capacitor, When the lid is connected in the box body, the electrolytic capacitor is located in the accommodating chamber, and the lid only cover close it is separate The part control panel of the hollow step of multistage.

2. controller as described in claim 1, which is characterized in that be laid with multiple power tubes, Duo Gesuo on the control panel Power tube is stated to be bonded with the bottom surface of the installation position of the box body.

3. controller as claimed in claim 2, which is characterized in that 90 degree of pin bending of the power tube are welded in the control In making sheet, and the metal heat-conducting of the power tube downwards and protrudes from the control panel, the installation position of the box body relative to The position of power tube is provided with boss, when the control panel is placed in the installation position, the metal heat-conducting face of the power tube with The boss fitting.

4. controller as described in claim 1, which is characterized in that the tray interior is in cloth on the installation position of the control panel Cooling fin equipped with several for heat dissipation.

5. controller as claimed in claim 4, which is characterized in that several described cooling fins are arranged into network-like.

6. controller as described in claim 1, which is characterized in that the back side of the box body is laid with cooling fin.

7. controller as described in claim 1, which is characterized in that the lid is opened close to one end of the hollow step of multistage Equipped with the notch cooperated with rotor outer rim, after the stator of the motor and the hollow step of multistage are coupled, institute State between the rotor of motor and the notch of the lid that there are gaps.

8. controller as claimed in claim 7, which is characterized in that the notch is arc notch.

9. controller as claimed in claim 8, which is characterized in that be reserved with multiple holes on the rotor case of the motor.

10. controller as described in claim 1, which is characterized in that outer rim of the box body in the installation position is equipped with card convex, The side of the lid is equipped with the buckle with card convex cooperation clamping, to realize that the lid and the box body are clamped.