CN206350258U - A kind of small-volume large-power controller - Google Patents
A kind of small-volume large-power controller Download PDFInfo
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- CN206350258U CN206350258U CN201720008266.XU CN201720008266U CN206350258U CN 206350258 U CN206350258 U CN 206350258U CN 201720008266 U CN201720008266 U CN 201720008266U CN 206350258 U CN206350258 U CN 206350258U
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Abstract
The utility model discloses a kind of small-volume large-power controller, including base, PCB components and upper lid；The base inside edge is provided with some heat conduction aluminum strip erecting beds and some screwed holes, and the side of the heat conduction aluminum strip erecting bed has at least one tapped through hole；The PCB components are arranged on the inside of base, including multigroup power cell and multiple heat conduction aluminum strips for installing the power cell, and the controller pcb board electrically connected with the power cell and electrochemical capacitor；The power cell is made up of multiple power components, and each power cell is intervally arranged on the pcb board；The upper lid, which has on the inside of some through holes, the upper lid, has some grooves, and cover rim has the through hole matched with some screwed holes of the base inside edge；The upper lid is fixedly connected with base by the first screw, is internally formed a cavity, the PCB components are coated in the cavity.
Description
Technical field
The utility model is related to a kind of controller, more particularly to a kind of small-volume large-power controller.
Background technology
Electric bicycle is ridden instead of walk and amusement and recreation as the important people's livelihood vehicles, for resident to be daily.With the people
The quick raising of living standard, electric bicycle is because of its low-carbon, economy, energy-conservation and convenient and well received.Electrical salf-walking now
Garage's industry is in the stage of ripeness, and increasing brand floods the market, under the industry competition being growing more intense, in order to obtain industry
Manpower financial capacity is more and more put into electric bicycle new technology, the research and development of new technology by competitive advantage, enterprise.
The consumer demographics of electric bicycle are concentrated mainly on old man, student, women, the firm youth for having entered into work position in vain
Neck and young and middle-aged working clan etc..In order to adapt to the economic life condition of consumer demographics, a cost performance of production is higher, light and handy letter
Just the electric car of type can improve industrial competition.
Controller is the heart of electric bicycle electrical system, is also the various signal transactings of electric bicycle energy management
Core component, and existing controller in order to meet it is powerful require that volume ratio is larger, internal connection line and aerial lug ratio
It is more numerous and diverse, and meet the easy moisture damage of overcast and rainy wet weather internal wiring.There is presently no a small volume, power greatly, simultaneously
Waterproof and good heat dissipation effect, and wiring controller easy for installation can match the minimizing of electric bicycle, the development of attractive in appearanceization
Trend.
Utility model content
Utility model purpose：To solve the deficiencies in the prior art there is provided a kind of small-volume large-power, and waterproof sealing and dissipate
Thermal effect is good, and the external electronic vehicle control of connector.
Technical scheme：A kind of small-volume large-power controller, including：
Base, the base inside edge is provided with some heat conduction aluminum strip erecting beds and some screwed holes, the heat conduction aluminum strip
The side of erecting bed has at least one tapped through hole；
PCB components, the PCB components are arranged on the inside of base, including multigroup MOSFET power cells and described for installing
Multiple heat conduction aluminum strips of MOSFET power cells, and the controller electrically connected with the MOSFET power cells and electrochemical capacitor
Pcb board；The MOSFET power cells are made up of multiple MOSFET power components, and each power cell is intervally arranged in the PCB
On plate；
Upper lid, lid, which has on the inside of some through holes, the upper lid, on this has some grooves, and cover rim has and the bottom
The through hole of some screwed holes matching of seat inside edge；The upper lid is fixedly connected with base by the first screw, is internally formed
One cavity, the PCB components are coated in the cavity.
Further, the base inside edge has recessed at the groove for placing the first sealing ring, the base corner
Groove is respectively provided with arc and caved in portion, and there is at least one arc to cave in portion at least one straight flange；The depth of the groove is less than the
The line footpath of one sealing ring, can be with by extruding force so that sealed ring deformation so when upper lid is screwed with the fixing screws of base
Make sealing effectiveness more preferable；First sealing ring is the circular silica gel waterproof grommets of Φ 2.5, and film is fitted on sealing ring when installing
Gauging fat, so can further improve sealing property.
Further, the MOSFET power cells are at least two groups, each spaced and parallel setting of MOSFET power cells, U
Shape is set or annular is set；In order to reach the power requirement of controller, required MOSFET power components are at least 12, original
Arrangement be that all MOSFET power components are arranged in yi word pattern, but so cause controller length dimension very
Greatly, it is unfavorable for being hidden in the small place of installing space；Here all MOSFET power components are divided into N group power cells,
The power component number of every group of power cell can be the same or different, and this N groups power cell can be linear pattern arrangement,
Can be arc arrangement, they can be spaced into N rows, or be mutually combined and be arranged in U-shaped or annular, can be according to different
Demand arranges the building form of each power cell；The electric car of more multi-configuration item can be so matched, the space of electric car is saved
Size, while being also beneficial to radiating.
Further, the MOSFET power cells are fixedly connected by the second screw with heat conduction aluminum strip, can be strengthened
Insulating particle is provided with heat dispersion, second screw, can be with reinforced insulation performance, second screw can be round end
Machine tooth screw.
Further, a side of the heat conduction aluminum strip is contacted with heat conduction aluminum strip erecting bed, is fixed by the 3rd screw
In on heat conduction aluminum strip erecting bed, bottom is hanging；The shape and the MOSFET work(of the heat conduction aluminum strip and heat conduction aluminum strip erecting bed
The spread geometry of rate unit matches；3rd screw is preferably uniformly arranged, and can strengthen the steadiness of heat conduction aluminum strip, while quantity
It is unsuitable excessive, cost-effective mitigation weight；Heat conduction aluminum strip bottom can vacantly get out of the way the design of controller pcb board, effectively utilize
The area of pcb board, saves space.
Further, there is the step for placing the controller pcb board on the inside of the base so that controller pcb board
The back side not with base contacts, prevent using abrasion cause it is on-insulated；The controller pcb board is consolidated by the 4th screw and base
Fixed connection；4th screw is round end machine tooth screw, and appropriate 304 glue of film on screw thread, can be dismantled during installation, and enhancing is steady
Solidity, prevent screw loosening when use time is long, causes pcb board activity, and then influences the power component that is electrically connected with pcb board
Performance；The shape that the shape of the upper lid inboard groove and controller pcb board and base are formed after fixing matches, so can be with
Space is made full use of, and saves material cost.
Further, the PCB components also include some electrochemical capacitors, the multiple interlockings electrically connected with controller pcb board
Copper post and at least one signal output connector.
Further, the electrochemical capacitor horizontal positioned or vertical placement, the electrochemical capacitor is 1200uf/63V electricity
Solve electric capacity；The interlocking copper post includes three motor signal output interlocking copper posts and two power input interlocking copper posts, and each
The second sealing ring is provided with interlocking copper post, second sealing ring is silica gel ring；The signal output connector is believed for 32pin
Number out connector, and signal output connector upper surface is provided with waterproof sealing gasket, specifically, on the sealing gasket on connector
There is hole corresponding with draw pin.
Beneficial effect：MOSFET power components are set using subdivision, and each unit uses spaced and parallel arrangement, combine U-shaped
Arrangement or annular array, compared with prior art in word order, substantially reduce the length dimension of controller；Upper lid and base
In junction, interlocking copper post and connector upper surface presses sealing using sealing ring, further increases the anti-watertight of controller
Sealing property；In addition, by setting motor signal to export interlocking copper post, power input interlocking copper post and signal output connector, keeping away
The mode directly drawn from the wiring of controller pcb board is exempted from, has simplified the mode of cabling inside controller housing, improved electrically
Safety and firmness performance is connected, the external mode of this connector is easy for installation and removal, efficiency is improved, while improving beautification
Effect；Such controller design scheme can preferably with electric car legerity type, power is big, aesthetic property development trend matches,
With the very strong market competitiveness.
Brief description of the drawings
Fig. 1 a are the installation diagrams 1 of the utility model controller.
Fig. 1 b are the installation diagrams 2 of the utility model controller.
Fig. 2 a are the stereograms 1 of the utility model controller.
Fig. 2 b are the stereograms 2 of the utility model controller.
Fig. 3 is the front view of the utility model controller.
Fig. 4 is the top view of the utility model controller.
Fig. 5 is the upward view of the utility model controller.
Fig. 6 is the right view of the utility model controller.
Fig. 7 is the left view of the utility model controller.
Embodiment
Further detailed description is done to the utility model below in conjunction with the accompanying drawings.
As shown in Fig. 1 a, Fig. 1 b and Fig. 2 a, a kind of small-volume large-power controller includes base 1, PCB components 2 and upper lid
3；Plinth is die casting aluminium ADC12 heat dissipation bases, and there is an arc to cave in portion, the first heat conduction aluminum strip peace for a side of base
Dress platform 11 is located at base internal memory surface and caved in close to arc that lateral edges in portion, and on the first heat conduction aluminum strip erecting bed with arc
The shape portion's correspondence position that caves in caves in portion with a small arc；Second heat conduction aluminum strip erecting bed 12 is located at relative with arc portion of caving in
That lateral edges, and close to the inner side of groove 13, the side of the first heat conduction aluminum strip erecting bed and the second heat conduction aluminum strip erecting bed
It is respectively provided with the 3rd tapped through hole 15；Groove 13 is arranged in base inner surface edge, is a closed loop recess channels, including corner
At least one arc that four arcs at place cave on portion and at least one straight flange caves in portion；Four inclines of base have circular arc
The first screwed hole 14 is provided with circular arc platform at chamfering, base inner surface corner.
Controller pcb board is located at base central area, and edge is placed on base step, can so cause pcb board
There is certain space with base inner surface, prevent bottom contact from causing on-insulated, the shape of pcb board and the shape of base top bar
Shape is matched；The position corresponding with the first heat conduction aluminum strip erecting bed on base and the second heat conduction aluminum strip erecting bed welding on pcb board
There are the first MOSFET power cells 21 and the 2nd MOSFET power cells 22, the first MOSFET power cells and the 2nd MOSFET work(
Rate unit includes the MOSFET power components of six word orders；First MOSFET power cells and the 2nd MOSFET power lists
The contacts side surfaces of one side of member respectively with the first heat conduction aluminum strip 23 and the second heat conduction aluminum strip 24, and pass through the second screw
5 are fixedly connected；Another side of first heat conduction aluminum strip and the second heat conduction aluminum strip respectively with the first heat conduction aluminum strip erecting bed and the
The medial surface contact of two heat conduction aluminum strip erecting beds, and be fixedly connected by the 3rd screw 6；In addition, the first heat conduction aluminum strip and second
Heat conduction aluminum strip bottom is hanging, can get out of the way the design of controller pcb board, effectively using the area of pcb board, saves space；It is close
The inner side yi word pattern of 2nd MOSFET power cells is arranged three interlocking copper posts 25, three interlocking copper posts be followed successively by motor signal A,
B, C three-phase output end；After two electrochemical capacitors, 90 ° of bendings, two of interlocking copper post are exported in motor signal by root weld
On the pcb board of gap location, one end close to the 2nd MOSFET power cells is welded with a 1200uf/63V electrochemical capacitor vertically,
Be provided with two interlocking copper posts 26 on the inside of the vertical electrochemical capacitor, two interlocking copper posts be power input positive and negative terminal B+ and
B-；Close to that one end of power input interlocking copper post, the edge on pcb board one side is provided with strip signal output connector
27, the connector is 32pin signal output connectors；That one end of signal output connector is provided with the 4th spiral shell on pcb board
Pit.
Upper lid is PC+ABS upper plastic covers, shallower provided with one on the inside of the size of each element of PCB components, upper lid in order to match
Groove, there is arc to cave in portion the corner of groove, and respective slot is in upper outer side of lid one relatively low lug boss of formation, lug boss
The step formed with cover rim at a step, corner is that the arc platform at an arc platform, corner is provided with screw thread
Through hole；With the first heat conduction aluminum strip erecting bed, the first heat conduction aluminum strip and the first MOSFET power cells on the groove on the inside of upper lid
Matched position the groove of rectangle first is set, the first groove of correspondence is in upper outer side of lid one the first lug boss 31 of formation, the
The outside of one lug boss and the first heat conduction aluminum strip erecting bed side wall arc cave in portion's correspondence position, are caved in provided with a corresponding arc
Portion；With the second heat conduction aluminum strip erecting bed, the second heat conduction aluminum strip and the 2nd MOSFET power cells on the groove on the inside of upper lid
Matched position sets the second groove, and the second groove of correspondence forms second lug boss 32 in upper outer side of lid, the second lug boss
Inner side includes three U-shaped portions 34 of caving in, and three U-shaped portions of caving in are provided with first through hole 35；On the groove on the inside of upper lid with
The matched position for the electrochemical capacitor being vertically arranged sets the 3rd groove, and the 3rd groove shapes are cylinder, and the 3rd groove of correspondence exists
One the 3rd lug boss 33 of upper outer side of lid formation, the second through hole 36 is provided with the inside of the 3rd lug boss；It is close in upper lid
That one end of second through hole is provided with the connecter hole seat 38 matched with signal output connector, and connecter hole seat rectangle has
Certain wall thickness, open top, bottom surface is provided with pin hole corresponding with signal output connector draw pin；Two sides of connecter hole seat
Wall is provided with the middle of less first neck, the lateral wall of hole seat and is provided with the second neck one wider, in upper outer side of lid
Threeth neck of the lug boss position corresponding with the second neck provided with a same widths；The lug boss, the first lug boss
Arc is equipped with the second lug boss and base corner correspondence position to cave in portion, lid is solid by the first screw 4 and base in convenience
Fixed connection；Four inclines of upper lid are equipped with circular arc chamfering, and upper lid is provided with the 3rd with the 4th screwed hole correspondence position on pcb board
Through hole 37.
During assembling, assembly welding PCB components first during assembling, pass through between MOSFET power cells and heat conduction aluminum strip
Two screws are fixed, and set insulating particle on the second screw, are electrically connected between component and pcb board；Secondly by PCB components
On the step for being placed on base correspondence position, insulation spacer, reinforced insulation performance are placed between PCB components and step；Use again
First heat conduction aluminum strip and the second heat conduction aluminum strip are separately fixed at the first heat conduction aluminum strip erecting bed and the second heat conduction aluminum by the 3rd screw
On bar erecting bed；PCB components are covered with lid again, motor signal is exported into interlocking copper post, power input interlocking copper post and letter
Number out connector draw pin through on upper lid for through hole, be fixedly connected by the first screw with base, while with the 4th spiral shell
Upper lid, pcb board are fixedly connected by nail 7 with base.
The circular silica gel waterproof grommets of a φ 2.5 can be placed in the groove of base for more preferable waterproof, during assembling
8, the line footpath of the sealing ring is more than the depth of groove, and extruding causes sealing ring modification between base and upper lid when so assembling, close
Seal effect good；One seal groove can be set at the third through-hole of upper lid, steam is placed and PCB components are penetrated at the 4th screw
Cause the infringement of controller；In addition, being provided with waterproof O-ring 9 in interlocking copper post, end face is provided with waterproof sealing gasket on the connectors
10, prevent steam from being penetrated at interlocking copper post and connector internal, cause controller to damage；Simultaneously the first screw, the second screw,
304 appropriate glue can be smeared on 3rd screw, the 4th screw, or gasket seal is set, steadiness are further enhanced, simultaneously
So that waterproof sealing effect is more preferable.
Waterproof grommet and sealing gasket use the waterproof grommet in silicon rubber material, interlocking copper post to use taper
Sealing ring, sealing effectiveness is more preferable when so assembling；The appropriate grease of film on sealing ring, can strengthen sealing property.
First screw is hex screw, and the second screw is M3*6 round end machine tooth screws, and the 4th screw is round end machine tooth screw.
As shown in Fig. 2 b to Fig. 7, the side that base end face has that side of portion of caving in corresponding with base side is provided with one
Chamfering；An inclined-plane is formed at chamfering, inclined-plane and the bottom surface of base are provided with some bar shaped radiating grooves, further enhance thermal diffusivity
Energy.
Claims (10)
1. a kind of small-volume large-power controller, it is characterised in that including：
Base（1）, the base inside edge is provided with some heat conduction aluminum strip erecting beds and some screwed holes, the heat conduction aluminum strip peace
Filling the side of platform has at least one tapped through hole；
PCB components（2）, the PCB components are arranged on the inside of base, including multigroup MOSFET power cells, described for installing
Multiple heat conduction aluminum strips of MOSFET power cells, and the controller electrically connected with the MOSFET power cells and electrochemical capacitor
Pcb board；The MOSFET power cells are made up of multiple MOSFET power components, and each power cell is intervally arranged in the PCB
On plate；
Upper lid（3）, lid, which has on the inside of some through holes, the upper lid, on this has some grooves, and cover rim has and the bottom
The through hole of some screwed holes matching of seat inside edge；The upper lid is fixedly connected with base by the first screw, is internally formed
One cavity, the PCB components are coated in the cavity.
2. a kind of small-volume large-power controller according to claim 1, it is characterised in that the base inside edge tool
There is the groove for placing the first sealing ring, the groove at the base corner is respectively provided with arc and caved in portion, has at least one straight flange
There is at least one arc to cave in portion.
3. a kind of small-volume large-power controller according to claim 1, it is characterised in that the MOSFET power cells
At least two groups, each spaced and parallel setting of MOSFET power cells, U-shaped are set or annular setting.
4. a kind of small-volume large-power controller according to claim 3, it is characterised in that the MOSFET power cells
It is fixedly connected by the second screw with heat conduction aluminum strip, insulating particle is provided with second screw.
5. a kind of small-volume large-power controller according to claim 4, it is characterised in that one of the heat conduction aluminum strip
Side is contacted with heat conduction aluminum strip erecting bed, is fixed on by the 3rd screw on heat conduction aluminum strip erecting bed, bottom is hanging.
6. a kind of small-volume large-power controller according to claim 1, it is characterised in that be provided with the inside of the base
The step of the controller pcb board is placed, the shape of the upper lid inboard groove is formed after being fixed with controller pcb board and base
Shape match, the upper lid, controller pcb board is fixedly connected with base by the 4th screw.
7. a kind of small-volume large-power controller according to claim 1, it is characterised in that the PCB components also include
Some electrochemical capacitors, multiple interlocking copper posts and at least one signal output connector electrically connected with controller pcb board.
8. a kind of small-volume large-power controller according to claim 7, it is characterised in that the electrochemical capacitor level is put
Put or place vertically.
9. a kind of small-volume large-power controller according to claim 7, it is characterised in that the interlocking copper post includes three
The second sealing is provided with individual motor signal output interlocking copper post and two power input interlocking copper posts, and each interlocking copper post
Circle.
10. a kind of small-volume large-power controller according to claim 7, it is characterised in that the signal output connection
Device is 32pin signal output connectors, and signal output connector upper surface is provided with waterproof sealing gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720008266.XU CN206350258U (en) | 2017-01-05 | 2017-01-05 | A kind of small-volume large-power controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720008266.XU CN206350258U (en) | 2017-01-05 | 2017-01-05 | A kind of small-volume large-power controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206350258U true CN206350258U (en) | 2017-07-21 |
Family
ID=59319919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720008266.XU Active CN206350258U (en) | 2017-01-05 | 2017-01-05 | A kind of small-volume large-power controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206350258U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112291952A (en) * | 2020-10-09 | 2021-01-29 | 温岭市九洲电机制造有限公司 | Controller of electric vehicle |
| CN112601408A (en) * | 2020-12-25 | 2021-04-02 | 珠海格力电器股份有限公司 | Electrical apparatus box, controller and ECAS pneumatic system |
-
2017
- 2017-01-05 CN CN201720008266.XU patent/CN206350258U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112291952A (en) * | 2020-10-09 | 2021-01-29 | 温岭市九洲电机制造有限公司 | Controller of electric vehicle |
| CN112601408A (en) * | 2020-12-25 | 2021-04-02 | 珠海格力电器股份有限公司 | Electrical apparatus box, controller and ECAS pneumatic system |
| CN112601408B (en) * | 2020-12-25 | 2023-08-25 | 珠海格力电器股份有限公司 | Electrical apparatus box, controller and ECAS pneumatic system |
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| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Lishui District of Nanjing City, Jiangsu province 211200 Yong Yang Town Industrial Park water Road No. 9 Patentee after: Lishui Nanjing Electronic Research Institute Co Ltd Address before: Lishui District of Nanjing City, Jiangsu province 211200 Yong Yang Town Industrial Park water Road No. 9 Patentee before: Nanjing Lishui Electronics Research Institue Co., Ltd. |