CN208143032U - A kind of controller, brushless motor and cleaning machine - Google Patents
A kind of controller, brushless motor and cleaning machine Download PDFInfo
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- CN208143032U CN208143032U CN201820407238.XU CN201820407238U CN208143032U CN 208143032 U CN208143032 U CN 208143032U CN 201820407238 U CN201820407238 U CN 201820407238U CN 208143032 U CN208143032 U CN 208143032U
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- radiator
- controller
- control panel
- brushless motor
- cooling
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Abstract
The utility model discloses a kind of controller (1), including control panel (5)；It is characterized in that：It further include insulating thermal conductor, cooling fan (3) and radiator (4)；The radiator (4) is connected and is positioned above with the control panel (5), and the cooling fan (3) is set to above the radiator (4) and exports cooling wind from top to bottom；The biggish electronic component that generates heat on the control panel (5) is located at the wind outlet of the radiator (4), the biggish electronic component that generates heat attaches the insulating thermal conductor, and the insulating thermal conductor attaches the bottom surface of the radiator (4).The utility model has the advantage that：Compared with water-cooling type cooling fin, structure is simple, safe and reliable, is readily produced operation.Compared with traditional heat-dissipating form, electronic component arrangement is more compact, reasonable, separates the component for generating heat more serious with the relatively light component that generates heat, avoids unreasonable heat transfer, meanwhile, radiator volume-diminished to nearly 1/3 highly reduces nearly 1/2.The invention also discloses brushless motor and cleaning machines.
Description
Technical field
The invention belongs to cleaning equipment technical fields, and in particular to a kind of controller, brushless motor and cleaning machine.
Background technique
The cleaning machine with brushless motor is gradually approved that low noise, long-life, high efficiency are its protrusions by market in recent years
Advantage；But it could be worked normally because brushless motor must rely on brushless controller.There is volume in current brushless controller
Greatly, the disadvantage that weight is high, heat dissipation effect is poor, at high cost；These shortcomings hinder popularization of the market for brushless cleaning machine
Using.
A kind of AC brushless electric machine pump is disclosed in the utility model patent of Publication No. " CN205546392U ", although should
The volume of brushless motor pump in patent is reduced, and heat dissipation effect is further increased by the way of water-cooling, but
Brushless motor pump in the patent still has apparent defect：1. electronic component radiates by water-cooling piece, there is leakage
The risk of electricity failure, will cause personal injury when serious；2. though electric moter voltage is only the water cooling method considers security risk
Accomplish direct current 40V, but thus limits the use on high-power machine.Therefore, the brushless control of cleaning machine how is solved
Big, the high weight of body product, the problem that heat dissipation effect is poor, at high cost, while also to guarantee reliability, the stability of complete product,
It is the difficult point that product development personnel face jointly.
Summary of the invention
It is an object of the invention to overcome deficiency in the prior art, a kind of controller, brushless motor and cleaning machine are provided,
The volume and weight of controller can be reduced, improve heat dissipation effect and reliability.
To solve prior art problem, the invention discloses a kind of controllers, including control panel；
It further include insulating thermal conductor, cooling fan and radiator；
Radiator is connected and is positioned above with control panel, and cooling fan is set to above radiator and exports from top to bottom
Cooling wind；
The biggish several electronic components that generate heat on control panel are respectively arranged under the wind outlet and radiator of radiator
Square, the bottom surface of electronic component and radiator below radiator is pasted with insulating thermal conductor.
Preferably,
Radiator has a bottom plate and several cooling fins being vertically installed on bottom plate；Cooling fin interval is arranged and in phase
Air duct is formed between adjacent two cooling fins；The both ends in air duct are respectively arranged with the biggish electronic component of fever；Insulating heat-conductive is shown consideration for
The bottom surface of attached bottom plate.
Preferably,
Projected area of the radiator on control panel is less than the top surface area of control panel.
Preferably,
It further include the shell with an accommodating chamber A, control panel is set in accommodating chamber A, and shell has a connection accommodating chamber A
With extraneous ventilation hole.
Preferably,
Shell also have one extend outwardly in disposed at air vent made of receiving portion, receiving portion have an accommodating chamber B, brushless electricity
The electric motor fan of machine is set in accommodating chamber B.
Preferably,
Shell includes the side wall that a bottom wall and a corral are located at bottom wall edge；Ventilation hole and receiving portion are set on bottom wall.
Preferably,
Several reinforcing ribs being connected on bottom wall are provided on the outside of receiving portion.
Preferably,
Control panel is with several fixing seats with mounting hole, and shell is with several fixed columns with mounting hole；It is fixed
Seat is connect by connector with fixed column.
The invention also discloses a kind of brushless motor, including motor body and above controller,
The invention also discloses a kind of cleaning machines, including above-mentioned brushless motor.
Preferably,
Brushless motor is rare earth permanent magnet brushless motor.
The device have the advantages that：For the controller arrangement mode compared with water-cooling type cooling fin, structure is simple, pacifies
Entirely, reliably, it is readily produced operation；Compared with traditional heat-dissipating form, electronic component arrangement is more compact, reasonable, makes heating part
Part is separated with non-heat generating components, avoids unreasonable heat transfer, meanwhile, radiator volume-diminished to nearly 1/3, height reduces close
1/2；Fan is changed to dry from traditional air draught, substantially increases the cooling effect of fan and radiator；Thus reduce control
The whole height of device, volume, weight, cost；Controller design is more compact, saves structure space, improves complete product
Power density and reliability.
Detailed description of the invention
Fig. 1 is the structural exploded view of brushless motor in the present invention；
Fig. 2 is the structural exploded view of controller in the present invention；
Fig. 3 is the structural exploded view of control panel and shell in the present invention；
Fig. 4 is the structural perspective of shell in the present invention.
Appended drawing reference：
1 controller；2 brushless motors；21 electric motor fans；3 cooling fans；4 radiators；41 bottom plates；42 cooling fins；43 wind
Road；5 control panels；51 inductance A；52 inductance B；53 power devices；54 capacitors；55 fixing seats；6 shells；61 side walls；62 bottom walls；63
Receiving portion；64 accommodating chamber A；65 accommodating chamber B；66 ventilation holes；67 reinforcing ribs.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.Following embodiment is only used for clearly illustrating the present invention
Technical solution, and not intended to limit the protection scope of the present invention.
As shown in Figures 1 to 4, a kind of cleaning machine, including spray gun unit and motor pump unit, in the external water sources such as municipal water pipe
Water enter motor pump unit through water inlet pipe, pumped out after pressurization the mouth of a river flow into spray gun unit in, spray gun unit nozzle make
It is ejected with lower formation high pressure water flow.Motor pump unit includes pump and brushless motor 2, and brushless motor 2 is rare-earth permanent magnet brushless
Motor comprising motor body and controller 1, controller 1 control entire brushless motor 2 as the control section of motor body
Operation.Improvement of the invention is controller 1, therefore remaining part does not repeat specifically.
Controller 1, including control panel 5, insulating thermal conductor, cooling fan 3 and radiator 4.Control panel 5 is PCB control electricity
Road plate, radiator 4 are connected and are positioned above with control panel 5, and cooling fan 3 is set to above radiator 4 and defeated from top to bottom
Cooling wind out.
There is the biggish element of generating heat on control panel 5, for example, inductance, relay, metal-oxide-semiconductor, transformer, IPM, rectifier bridge,
Diode, power resistor etc., these biggish elements that generate heat are located at the wind outlet of radiator 4 and the lower section of radiator 4, wherein
Element positioned at 4 wind outlet of radiator is inductance A51, inductance B52 biggish element in equal volume, this class component is without biggish contact
Plane, therefore be suitble to be set to wind outlet.And the element for being located at 4 lower section of radiator is metal-oxide-semiconductor, IPM, rectifier bridge, diode, function
Rate resistance etc. can be generated heat larger with power component 53 existing for chip form, this kind of power component 53 and have biggish contact
Plane, therefore can be radiated by directly attaching radiator 4, and in order to improve electrical security, these power components 53 are logical
Cross the bottom surface formation heat conduction path that insulating thermal conductor is attached to radiator 4.The amount of heat generated when a part of element manipulation
It is transmitted on radiator 4 by insulating thermal conductor, then utilizes the cooling wind of the blowout of cooling fan 3 by the heat on radiator 4
It takes away and is cooled down again using other elements that the wind of flowing is successively blown on the inductance and control panel 5 of wind outlet.
The fevers such as capacitor 54 are smaller and the biggish element of volume, can be set in the side of radiator 4, and other fevers compared with
Small and small volume element such as MCU, resistance, capacitor, diode can be set in the bottom surface of control panel 5, in this way can be reasonable
Using the space of 5 top of control panel, facilitate the volume for reducing entire controller 1.
As preferred embodiment, radiator 4 has a bottom plate 41 and several heat dissipations being vertically installed on bottom plate 41
Piece 42；42 spaced set of cooling fin and the formation air duct 43 between two neighboring cooling fin 42, are blown cold by cooling fan 3
But wind enters in air duct 43 and finally blows out from its end along air duct 43 to two sides flowing.The biggish direct insertion element that generates heat is located at
The both ends in air duct 43；The bottom surface of insulating thermal conductor attaching bottom plate 41.
As preferred embodiment, projected area of the radiator 4 on control panel 5 is less than the top surface area of control panel 5.It is logical
Crossing such design enables radiator 4 to be more reasonably arranged on control panel 5 and direct insertion element is made to be located at its side, thus
Reduce height dimension.
As preferred embodiment, which further includes the shell 6 with an accommodating chamber A64, and control panel 5 is by one
Plate support is fixed, and then in being wholy set in accommodating chamber A64, shell 6 has a connection accommodating chamber A64 and extraneous ventilation hole
66.Control panel 5 is accommodated therein by shell 6, the function that can not only be provided protection to control panel 5 and connect with motor body,
But also control panel 5 and electrical body formation insulation is isolated.The cooling wind that ventilation hole 66 then blows out cooling fan 3 is discharged, thus
Realize further increasing for heat-sinking capability.
As preferred embodiment, receiving portion 63 made of shell 6 also extends outwardly at ventilation hole 66 with one is accommodated
The shape in portion 63 be it is cylindric, receiving portion 63 has an accommodating chamber B65, and the electric motor fan 21 of brushless motor 2 is set to accommodating chamber
In B65.Receiving portion 63 provides the function connecting with motor body, is also used as cooling wind from accommodating chamber A64 to accommodating chamber
The channel of B65 flowing, convenient for the heat dissipation that controller 1 is whole.
As preferred embodiment, shell 6 includes the side wall 61 that a bottom wall 62 and a corral are located at 62 edge of bottom wall；Ventilation
Hole 66 and receiving portion 63 are set on bottom wall 62.Cooling wind can be quickly discharged after being discharged in radiator 4 by ventilation hole 66,
Such structure provides the optimal path of cooling wind discharge, helps to improve radiating efficiency.The side wall 61 of shell 6 can be used as
The barricade of casting glue.
As preferred embodiment, the outside of receiving portion 63 is provided with several reinforcing ribs 67 being connected on bottom wall 62, adds
The number of strengthening tendons 67 is six, and is uniformly distributed along the circumferencial direction of receiving portion 63.Reinforcing rib 67 can be improved receiving portion 63
Bonding strength between 6 bottom wall 62 of root and shell.
As preferred embodiment, control panel 5 is located at several fixing seats 55 with mounting hole, fixing seat 55
Two opposite lateral positions of control panel 5；Shell 6 is with several fixed columns with mounting hole；Fixing seat 55 by connector with
Fixed column connection.As a kind of typical embodiment, connector is screw, is successively matched with fixing seat 55 and fixed column by screw
It closes to realize being detachably connected for shell 6 and control panel 5.
In the present invention, in the present invention, placement policies of the element on control panel are：The element that volume is big and fever is big is excellent
It is first set to the wind outlet of radiator, the element that volume is big and fever is small is set to other sides of radiator, small in size and hair
The big element of heat is located at below radiator through heat conducting and radiating, and element small in size and that fever is small is located at the bottom surface of control panel.
Heat dissipation just can be taken into account in this way but also reduces overall volume.The biggish element that generates heat be relation control plate 5 on other elements and
Speech has biggish calorific value, is existing element well known in the art, and type is more.Therefore it does not repeat one by one.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvement and deformations can also be made, these improvement and deformations
Also it should be regarded as protection scope of the present invention.
Claims (11)
1. a kind of controller (1), including control panel (5)；It is characterized in that：
It further include insulating thermal conductor, cooling fan (3) and radiator (4)；
The radiator (4) is connected and is positioned above with the control panel (5), and the cooling fan (3) is set to described dissipate
Export above hot body (4) and from top to bottom cooling wind；
The biggish several electronic components that generate heat on the control panel (5) be respectively arranged at the radiator (4) wind outlet and
The bottom surface of the lower section of the radiator (4), electronic component and the radiator (4) below the radiator (4) attaches
State insulating thermal conductor.
2. a kind of controller (1) according to claim 1, it is characterised in that：
The radiator (4) has a bottom plate (41) and several cooling fins (42) being set on the bottom plate (41)；It is described
The setting of cooling fin (42) interval and formation air duct (43) between two neighboring cooling fin (42)；The both ends of the air duct (43) point
It is not provided with the biggish electronic component of fever；The insulating thermal conductor attaches the bottom surface of the bottom plate (41).
3. a kind of controller (1) according to claim 1, it is characterised in that：
Projected area of the radiator (4) on the control panel (5) is less than the top surface area of the control panel (5).
4. a kind of controller (1) according to claim 1, it is characterised in that：
It further include the shell (6) with an accommodating chamber A (64), the control panel (5) is set in the accommodating chamber A (64), institute
Shell (6) are stated with the connection accommodating chamber A (64) and extraneous ventilation hole (66).
5. a kind of controller (1) according to claim 4, it is characterised in that：
Receiving portion (63) made of the shell (6) also extends outwardly at the ventilation hole (66) with one, described accommodation section
(63) there is an accommodating chamber B (65), the electric motor fan (21) of the brushless motor (2) is set in the accommodating chamber B (65).
6. a kind of controller (1) according to claim 5, it is characterised in that：
The shell (6) includes the side wall (61) that a bottom wall (62) and a corral are located at the bottom wall (62) edge；The ventilation
Hole (66) and described accommodation section (63) are set on the bottom wall (62).
7. a kind of controller (1) according to claim 6, it is characterised in that：
Several reinforcing ribs (67) being connected on the bottom wall (62) are provided on the outside of described accommodation section (63).
8. a kind of controller (1) according to claim 4, it is characterised in that：
The control panel (5) has mounting hole with several with several fixing seats (55) with mounting hole, the shell (6)
Fixed column；The fixing seat (55) is connect by connector with the fixed column.
9. a kind of brushless motor (2), including motor body and controller (1), it is characterised in that：
The controller (1) is controller described in claim 1 (1).
10. a kind of cleaning machine, including brushless motor (2), it is characterised in that：
The brushless motor (2) is brushless motor as claimed in claim 9 (2).
11. a kind of brushless motor (2) according to claim 10, it is characterised in that：
The brushless motor (2) is rare earth permanent magnet brushless motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820407238.XU CN208143032U (en) | 2018-03-23 | 2018-03-23 | A kind of controller, brushless motor and cleaning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820407238.XU CN208143032U (en) | 2018-03-23 | 2018-03-23 | A kind of controller, brushless motor and cleaning machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208143032U true CN208143032U (en) | 2018-11-23 |
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ID=64291319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820407238.XU Active CN208143032U (en) | 2018-03-23 | 2018-03-23 | A kind of controller, brushless motor and cleaning machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN208143032U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111327208A (en) * | 2018-12-14 | 2020-06-23 | 台达电子工业股份有限公司 | Inverter device with heat dissipation mechanism |
-
2018
- 2018-03-23 CN CN201820407238.XU patent/CN208143032U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111327208A (en) * | 2018-12-14 | 2020-06-23 | 台达电子工业股份有限公司 | Inverter device with heat dissipation mechanism |
| CN111327208B (en) * | 2018-12-14 | 2022-06-03 | 台达电子工业股份有限公司 | Inverter device with heat dissipation mechanism |
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