CN205609505U - A spring leaf for fixing electric vehicle controller MOS pipe and fixed knot constructs thereof - Google Patents
A spring leaf for fixing electric vehicle controller MOS pipe and fixed knot constructs thereof Download PDFInfo
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- CN205609505U CN205609505U CN201620109948.5U CN201620109948U CN205609505U CN 205609505 U CN205609505 U CN 205609505U CN 201620109948 U CN201620109948 U CN 201620109948U CN 205609505 U CN205609505 U CN 205609505U
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Abstract
The utility model discloses a spring leaf for fixing electric vehicle controller MOS pipe and fixed knot constructs thereof, this spring leaf be by the shaping of bending of elasticity panel an organic whole, including the elasticity fulcrum groove who is located the middle part and follows the arc of spring leaf length direction setting, elasticity fulcrum groove upwards extends the arc hem that has with the crooked opposite direction of elasticity fulcrum groove, just elasticity fulcrum groove downwardly extending has whole elasticity limit for arc. Not only simple structure, handling ease and the assembly of above -mentioned a spring leaf for fixing electric vehicle controller MOS pipe and fixed knot constructs thereof, and it is fixed reliable stable, improved the radiating effect that MOS managed to a certain extent, guaranteed the stable work of electric vehicle controller.
Description
Technical field
This utility model relates to a kind of controller for electric vehicle, especially relates to a kind of for fixing electric motor car control
The spring leaf of device metal-oxide-semiconductor and fixed structure thereof.
Background technology
China is currently populous developing country, along with production and the growth in the living standard of people,
The promotion of clean energy resource and the enhancing of environmental protection consciousness, electric motor car increasingly welcome by numerous people,
Electric motor car is very rapid in the development of recent years, thus also has innovation in the accessory field of electric motor car.Electricity
Motor-car controller plays pass as one of big parts of electric motor car four, the guarantee of its quality parameter to electric motor car development
The effect of key.
Metal-oxide-semiconductor is the electric current being carried out control output end drain electrode by the voltage being added in input grid.Metal-oxide-semiconductor is voltage-controlled
The characteristic of its voltage control device by being added on grid of device, will not occur as audion switch time
The charge-storage effect caused because of base current, therefore in switch application, the switching speed of metal-oxide-semiconductor should compare
Audion is fast.In controller for electric vehicle, it is little that metal-oxide-semiconductor has volume, and caloric value is big, the feature that caloric value is high,
Many number controllers all install heat abstractor, it is ensured that metal-oxide-semiconductor can dispel the heat, so that it is properly functioning, and dissipate
Thermal is required for the fixed structure of correspondence so that it is adjacent to heat conduction with metal-oxide-semiconductor.
At present, on traditional controller for electric vehicle, the fixed form of metal-oxide-semiconductor uses aluminum strip to join fastening screw mostly
The mode of (each metal-oxide-semiconductor is provided with fastening screw) makes metal-oxide-semiconductor be fixed on the sidewall of controller housing,
This fixed form exists installs inconvenience, production cost height and the big shortcoming that takes up room.Although in recent years
Occur in that on market that employing spring leaf comes metal-oxide-semiconductor fixed form, but generally exist chip architecture of the spring complicated,
Process the loaded down with trivial details and shortcoming of fixed installation inconvenience.
Utility model content
The purpose of this utility model is to provide a kind of spring leaf for fixing controller for electric vehicle metal-oxide-semiconductor,
It has simple in construction, is easy to processing and the feature installed, to solve to be used in prior art fixing electric motor car
The problems referred to above that the spring leaf of controller metal-oxide-semiconductor exists.
Another object of the present utility model is to provide a kind of for fixing the fixing of controller for electric vehicle metal-oxide-semiconductor
Structure, it has simple in construction, is easily installed and fixes reliable and stable feature, to solve in prior art
For fixing the problems referred to above that the fixed structure of controller for electric vehicle metal-oxide-semiconductor exists.
For reaching this purpose, this utility model by the following technical solutions:
A kind of spring leaf for fixing controller for electric vehicle metal-oxide-semiconductor, it is by elastic plate one bending and molding,
Including being positioned at middle part and the elastic force pivot slot of the circular arc along the setting of spring leaf length direction, described elastic force fulcrum
Groove upwardly extends the arc flanging contrary with elastic force pivot slot bending direction, and described elastic force pivot slot is downward
It is extended with the elastic edge of generally circular arc.
Especially, the bending direction of described elastic edge is overall and described elastic force pivot slot bending direction is contrary.
Especially, on described elastic edge, parallel interval is provided with several shell fragments, and the number of described shell fragment coordinates
The metal-oxide-semiconductor number fixed is arranged.
A kind of fixed structure for fixing controller for electric vehicle metal-oxide-semiconductor, it includes the radiation shell of hollow structure
Body, is provided with circuit board in described radiating shell, the side of described circuit board is connected by pin several
The metal-oxide-semiconductor being arranged side by side, the medial wall of described radiating shell has the mounting plane of projection, described metal-oxide-semiconductor
It is close on described mounting plane by spring leaf, is provided with between described mounting plane and described metal-oxide-semiconductor absolutely
Edge layer, wherein, described spring leaf is by elastic plate one bending and molding, including being positioned at middle part and along spring leaf
The elastic force pivot slot of the circular arc that length direction is arranged, described elastic force pivot slot has upwardly extended and elastic force fulcrum
The arc flanging that groove bending direction is contrary, and described elastic force pivot slot downwardly extends the bullet of generally circular arc
Power limit, coordinates described spring leaf to be provided with spring leaf saddle, described spring leaf saddle in described radiating shell
And form the containing cavity for accommodating and stationary spring between the inner roof wall of described radiating shell, described accommodating
Intracavity has downwardly extended upper limit boss, and the inner side of described containing cavity on the inner roof wall of described radiating shell
Being provided with the side positive stop lug boss for blocking arc flanging on wall, after installation, described arc flanging is stuck in described
The bottom of side positive stop lug boss, described elastic edge is pressed on described metal-oxide-semiconductor lateral wall.
Especially, described insulating barrier uses dielectric film, and described dielectric film is affixed on described mounting plane.
Especially, described insulating barrier use a heat-conducting substrate, described heat-conducting substrate at least include heat conduction basic unit and
Insulating barrier.
Especially, the bending direction of described elastic edge is overall and described elastic force pivot slot bending direction is contrary, institute
Stating parallel interval on elastic edge and be provided with several shell fragments, the number of described shell fragment coordinates the metal-oxide-semiconductor fixed
Number is arranged.
Especially, described heat-conducting substrate uses aluminium base, and described aluminium base uses single sided board, dual platen or many
Any one of laminate.
Especially, described shell fragment generally circular arc, its contact surface with metal-oxide-semiconductor is set to planar structure,
Allow it to fully contact with metal-oxide-semiconductor.
Especially, end upwards bending and the cooperation elastic force pivot slot of described spring leaf saddle is set to circular arc
Structure, reliable and stable to ensure the installation of spring leaf.
The beneficial effects of the utility model are, compared with prior art described in be used for fixing controller for electric vehicle MOS
Spring leaf and the fixed structure thereof of pipe have the advantage that
1) use spring leaf radiating shell and metal-oxide-semiconductor to be close to, not only increase radiating efficiency；And
And ensure the stability of integral heat sink structure；This chip architecture of the spring is simple simultaneously, be easy to processing and assembling.
2) housing can be combined by heat-conducting substrate to dispel the heat, facilitate the fixing of metal-oxide-semiconductor, also reduce simultaneously
Production cost, has saved controller housing inner space, adds the aesthetic property that shell is overall, outside thickening
Shell wall is thick decreases thermal resistance with aluminium base, serves the excellent effect of heat radiation, improves controller for electric vehicle
Reliability.
Accompanying drawing explanation
Fig. 1 be this utility model detailed description of the invention 1 provide for fixing controller for electric vehicle metal-oxide-semiconductor
The general assembly drawing of fixed structure；
Fig. 2 be this utility model detailed description of the invention 1 provide for fixing controller for electric vehicle metal-oxide-semiconductor
The three-dimensional structure diagram of the radiating shell of fixed structure；
Fig. 3 be this utility model detailed description of the invention 1 provide for fixing controller for electric vehicle metal-oxide-semiconductor
The three-dimensional structure diagram of the spring leaf of fixed structure；
Fig. 4 be this utility model detailed description of the invention 2 provide for fixing controller for electric vehicle metal-oxide-semiconductor
The general assembly drawing of fixed structure；
Fig. 5 be this utility model detailed description of the invention 2 provide for fixing controller for electric vehicle metal-oxide-semiconductor
The perspective view of the aluminium base of fixed structure.
In figure:
1, radiating shell；2, circuit board；3, metal-oxide-semiconductor；4, spring leaf；40, elastic force pivot slot；41、
Arc flanging；42, elastic edge；43, shell fragment；5, radiating fin；6, draw-in groove；7, mounting plane；70、
Support rim；8, spring leaf saddle；9, containing cavity；10, upper limit boss；11, side positive stop lug boss；
12, aluminium base；13, circuit layers of copper；14, insulating barrier；15, aluminum base layer.
Detailed description of the invention
Further illustrate the technical solution of the utility model below in conjunction with the accompanying drawings and by detailed description of the invention.
Embodiment one:
Referring to shown in Fig. 1 to Fig. 4, in the present embodiment, one is used for fixing controller for electric vehicle metal-oxide-semiconductor
Fixed structure it include radiating shell 1, circuit board 2, metal-oxide-semiconductor 3 and spring leaf 4, described radiating shell 1
For being provided with radiating fin 5 on hollow structure, and its outer wall, corresponding on two medial walls of described radiating shell 1
Being provided with draw-in groove 6, described circuit board 2 inserts in the draw-in groove 6 on two medial walls of radiating shell 1, by circuit
Plate 2 is arranged in described radiating shell 1.The side of described circuit board 2 is connected by pin has several also
Arrange spaced metal-oxide-semiconductor 3, the medial wall of described radiating shell 1 coordinates entire row metal-oxide-semiconductor 3 stretch out
Have the mounting plane 7 of projection, described mounting plane 7 be arranged at the top of described draw-in groove 6 and its bottom be provided with
For the support rim 70 being supported metal-oxide-semiconductor 3, described spring leaf 4 is installed on described radiating shell 1
In and be resisted against on the lateral wall of described metal-oxide-semiconductor 3, described mounting plane 7 has been sticked dielectric film.
Described spring leaf 4 is by elastic plate one bending and molding, and it includes being positioned at middle part and along spring leaf 4 length
The elastic force pivot slot 40 of the circular arc that degree direction is arranged, described elastic force pivot slot 40 has upwardly extended and has propped up with elastic force
Put the arc flanging 41 that groove 40 bending direction is contrary, and described elastic force pivot slot 41 has downwardly extended generally
The elastic edge 42 of circular arc, the bending direction of described elastic edge 42 is overall and described elastic force pivot slot 41 bends
In opposite direction, on described elastic edge 42, parallel interval is provided with several shell fragments 43, described shell fragment 43
Number coordinates the number of the metal-oxide-semiconductor 3 fixed to arrange.Described shell fragment 43 generally circular arc, itself and metal-oxide-semiconductor
The contact surface of 3 is set to planar structure, allows it to fully contact with metal-oxide-semiconductor 3.
Described spring leaf 4 is coordinated to be provided with spring leaf saddle 8, described spring leaf torr in described radiating shell 1
The containing cavity 9 for accommodating and stationary spring 4 is formed between the inner roof wall of platform 8 and described radiating shell 1,
On the inner roof wall of described radiating shell 1, upper limit boss 10, and institute has been downwardly extended in described containing cavity 9
State the side positive stop lug boss 11 being provided with on the medial wall of containing cavity 9 for blocking arc flanging 41, after installation,
Described arc flanging 41 is stuck in the bottom of described side positive stop lug boss 11, the shell fragment 43 on described elastic edge 42
It is pressed in respectively on metal-oxide-semiconductor 3 lateral wall of correspondence.The end upwards bending of described spring leaf saddle 8 and joining
Close elastic force pivot slot 40 and be set to arc-shaped structure, reliable and stable to ensure the installation of spring leaf 4.
Embodiment two:
Referring to shown in Fig. 4 and Fig. 5, in the present embodiment, one is used for fixing controller for electric vehicle metal-oxide-semiconductor
The differring primarily in that of fixed structure and embodiment one: for the ease of the assembling of insulating barrier, by embodiment one
In dielectric film replace with aluminium base 12, described aluminium base 12 uses single sided board, is made up of three-decker,
Being circuit layers of copper 13, insulating barrier 14 and aluminum base layer 15 respectively, described insulating barrier 14 is positioned at described circuit layers of copper
Between 13 and aluminum base layer 15, described aluminum base layer 15 is attached on mounting plane 7 and this face is planar structure,
Described support rim 70 plays the supporting role to aluminium base 12, and described metal-oxide-semiconductor 3 is attached at described circuit
In layers of copper 13.
During installation, described aluminium base 12 to be first interspersed in radiating shell 1 internal cavities, is so easy to MOS
Pipe 3 and the installation of spring leaf 4.Upper limit boss 10, for limiting the range of activity of spring leaf 4, facilitates bullet
The installation of reed 4, is pressed downward against being stuck in the bottom of side positive stop lug boss 11, then elastic edge 42 by arc flanging 41
Produce outside elastic force, be resisted against tightly on the lateral surface of entire row metal-oxide-semiconductor 3.
Certainly, metal-oxide-semiconductor 3 can be fixed on the side of aluminium base 12 by the form of welding, passes through spring
After the elastic force of sheet 4 fixes welding, aluminium base 12 and metal-oxide-semiconductor 3 also can get a desired effect.
Above example simply elaborates ultimate principle of the present utility model and characteristic, and this utility model is not by upper
Stating example to limit, on the premise of without departing from this utility model spirit and scope, this utility model is the most various
Change and change, in the range of these changes and change both fall within claimed this utility model.This practicality is new
Type claims scope and is defined by appending claims and equivalent thereof.
Claims (10)
1. the spring leaf being used for fixing controller for electric vehicle metal-oxide-semiconductor, it is characterized in that, it is by elastic plate one bending and molding, including being positioned at middle part and the elastic force pivot slot of the circular arc along the setting of spring leaf length direction, described elastic force pivot slot upwardly extends the arc flanging contrary with elastic force pivot slot bending direction, and described elastic force pivot slot downwardly extends the elastic edge of generally circular arc.
Spring leaf for fixing controller for electric vehicle metal-oxide-semiconductor the most according to claim 1, it is characterised in that the bending direction of described elastic edge is overall and described elastic force pivot slot bending direction is contrary.
3., according to the spring leaf for fixing controller for electric vehicle metal-oxide-semiconductor described in any one of claim 1 or 2, it is characterised in that on described elastic edge, parallel interval is provided with several shell fragments, the number of described shell fragment coordinates the metal-oxide-semiconductor number fixed to arrange.
null4. the fixed structure being used for fixing controller for electric vehicle metal-oxide-semiconductor，It includes the radiating shell of hollow structure，It is provided with circuit board in described radiating shell，The side of described circuit board is connected by pin several metal-oxide-semiconductors being arranged side by side，The mounting plane of projection is had on the medial wall of described radiating shell，Described metal-oxide-semiconductor is close on described mounting plane by spring leaf，It is provided with insulating barrier between described mounting plane and described metal-oxide-semiconductor，It is characterized in that，Described spring leaf is by elastic plate one bending and molding，Including being positioned at middle part and the elastic force pivot slot of the circular arc along the setting of spring leaf length direction，Described elastic force pivot slot upwardly extends the arc flanging contrary with elastic force pivot slot bending direction，And described elastic force pivot slot downwardly extends the elastic edge of generally circular arc，Described spring leaf is coordinated to be provided with spring leaf saddle in described radiating shell，The containing cavity for accommodating and stationary spring is formed between described spring leaf saddle and the inner roof wall of described radiating shell，On the inner roof wall of described radiating shell, upper limit boss has been downwardly extended in described containing cavity，And it is provided with the side positive stop lug boss for blocking arc flanging on the medial wall of described containing cavity，After installation，Described arc flanging is stuck in the bottom of described side positive stop lug boss，Described elastic edge is pressed on described metal-oxide-semiconductor lateral wall.
Fixed structure for fixing controller for electric vehicle metal-oxide-semiconductor the most according to claim 4, it is characterised in that described insulating barrier uses dielectric film, and described dielectric film is affixed on described mounting plane.
Fixed structure for fixing controller for electric vehicle metal-oxide-semiconductor the most according to claim 4, it is characterised in that described insulating barrier uses a heat-conducting substrate, described heat-conducting substrate at least to include heat conduction basic unit and insulating barrier.
Fixed structure for fixing controller for electric vehicle metal-oxide-semiconductor the most according to claim 4, it is characterized in that, the bending direction of described elastic edge is overall and described elastic force pivot slot bending direction is contrary, on described elastic edge, parallel interval is provided with several shell fragments, and the number of described shell fragment coordinates the metal-oxide-semiconductor number fixed to arrange.
Fixed structure for fixing controller for electric vehicle metal-oxide-semiconductor the most according to claim 6, it is characterised in that described heat-conducting substrate use aluminium base, described aluminium base use single sided board, dual platen or multiple-plate any one.
Fixed structure for fixing controller for electric vehicle metal-oxide-semiconductor the most according to claim 7, it is characterised in that described shell fragment generally circular arc, it is set to planar structure with the contact surface of metal-oxide-semiconductor.
Fixed structure for fixing controller for electric vehicle metal-oxide-semiconductor the most according to claim 4, it is characterised in that end upwards bending and the cooperation elastic force pivot slot of described spring leaf saddle are set to arc-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620109948.5U CN205609505U (en) | 2016-02-03 | 2016-02-03 | A spring leaf for fixing electric vehicle controller MOS pipe and fixed knot constructs thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620109948.5U CN205609505U (en) | 2016-02-03 | 2016-02-03 | A spring leaf for fixing electric vehicle controller MOS pipe and fixed knot constructs thereof |
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| CN205609505U true CN205609505U (en) | 2016-09-28 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107139107A (en) * | 2017-06-29 | 2017-09-08 | 江苏协昌电子科技股份有限公司 | Duplexing bit fixture clamp for installing controller for electric vehicle spring leaf |
| CN108235613A (en) * | 2016-12-22 | 2018-06-29 | 天津市松正电动汽车技术股份有限公司 | Electric bicycle controller |
| CN110177438A (en) * | 2019-04-28 | 2019-08-27 | 曾志刚 | Controller for electric vehicle and detection method |
-
2016
- 2016-02-03 CN CN201620109948.5U patent/CN205609505U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108235613A (en) * | 2016-12-22 | 2018-06-29 | 天津市松正电动汽车技术股份有限公司 | Electric bicycle controller |
| CN107139107A (en) * | 2017-06-29 | 2017-09-08 | 江苏协昌电子科技股份有限公司 | Duplexing bit fixture clamp for installing controller for electric vehicle spring leaf |
| CN107139107B (en) * | 2017-06-29 | 2022-08-05 | 江苏协昌电子科技股份有限公司 | Double-station tool clamp for mounting spring leaf of electric vehicle controller |
| CN110177438A (en) * | 2019-04-28 | 2019-08-27 | 曾志刚 | Controller for electric vehicle and detection method |
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