CN106659037A - Control circuit board mounting structure of electronic throttle - Google Patents
Control circuit board mounting structure of electronic throttle Download PDFInfo
- Publication number
- CN106659037A CN106659037A CN201610959321.3A CN201610959321A CN106659037A CN 106659037 A CN106659037 A CN 106659037A CN 201610959321 A CN201610959321 A CN 201610959321A CN 106659037 A CN106659037 A CN 106659037A
- Authority
- CN
- China
- Prior art keywords
- motor
- control circuit
- circuit board
- gear
- framework
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000003466 welding Methods 0.000 claims abstract description 18
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 16
- 229910052759 nickel Inorganic materials 0.000 claims description 8
- 238000009826 distribution Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 8
- 229920003023 plastic Polymers 0.000 description 6
- 239000004033 plastic Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 229910000679 solder Inorganic materials 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000005476 soldering Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 210000001367 artery Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/02—Arrangements of circuit components or wiring on supporting structure
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1417—Mounting supporting structure in casing or on frame or rack having securing means for mounting boards, plates or wiring boards
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Abstract
The invention discloses a control circuit board mounting structure of an electronic throttle. The control circuit board mounting structure comprises a control circuit board and a throttle body frame fixing a motor. The motor is positioned outside the frame. A motor shaft of the motor passes through the frame and is provided with a driving wheel. The driving wheel is engaged with a central gear arranged on the inner side of the frame. A gear shaft of the central gear passes through the frame and is in transmission connection with a reset gear assembly arranged outside the frame. The structure is characterized in that the control circuit board is fixed on the inner side of the frame through bolts and is clamped between the reset gear assembly and the central gear, the control circuit is provided with a motor shaft hole allowing the motor shaft to pass through and also a gear shaft hole allowing the gear shaft of the central shaft, electrode slices are arranged on the motor, flexible conductive slices are welded on the electrode slices, and the flexible conductive slices pass through the motor shaft hole to be welded and fixed with welding positions reserved on the control circuit board. The control circuit board mounting structure is convenient to mount and dismount and has a compact structure. Moreover, flexible connection between the motor and the control circuit board exhibits excellent vibration resistance.
Description
Technical field
The invention belongs to the mounting structure technical field of electronic throttle parts, in particular to a kind of electronics section
The control circuit board mounting structure of valve.
Background technology
At present on domestic motor market, most of electronic throttle is all mixed plastics and is passed using motor and gear train assembly
The structure of sensor enclosing cover, design, the manufacture of plastic opaque sensor enclosing cover mostly adopt two-shot process, by control board, pass
Together with sensor is molded with plastic outer cover.Two-shot process has high demands to injection mold and Shooting Technique, and metal is with plastics
Different materials are combined, and junction easily produces internal stress causes cracking, affect very big to product quality.
In addition, what the circuit board in motor and injection molded cover was connected by is plug-in type：2 electrode slices are carried on motor,
After installing enclosing cover, electrode slice is inserted in the slot that enclosing cover inner side is arranged, and is provided with conducting piece in slot, the electrode slice of motor with lead
Logical piece is in close contact, but during motor work, can produce vibrations, causes electrode slice also to shake therewith, so as to causing and covering outward
The loose contact of conducting piece, affects the executing agency of control electronic throttle.
Above-mentioned prior art is suffered from the drawback that：
1st, control board is moulded in inside plastic outer cover, detects relatively difficult, and cannot be keeped in repair, can only be with enclosing cover together more
Change, cost increases；
2nd, need to be molded in advance and two processes of quadric injection mould, Shooting Technique is complicated, have high demands；
3rd, working of plastics and metalwork are molded into together, and mould is had high demands, and die cost increases；
4th, motor is contacted with enclosing cover plug-in type, and anti seismic efficiency is not good, easy loose contact.
The content of the invention
The present invention seeks to：A kind of control circuit board mounting structure of electronic throttle is provided, its dismounting is more facilitated, tied
Structure is compacter, and the anti-seismic performance of control board is more superior, in can effectively solve the problem that the prior art referred in background technology
The shortcoming of presence.
The technical scheme is that：A kind of control circuit board mounting structure of electronic throttle, including control board
With the tb framework of fixed motor, positioned at framework outside, the motor shaft of the motor is through the frame for the motor
Frame simultaneously arranges drive gear, and the drive gear is engaged with the idler gear on the inside of the framework, the gear of the idler gear
Axle is connected through the framework with the reseting gear component on the outside of framework；It is characterized in that the control board
It is fixed by screws in the inner side of the framework and is sandwiched in the middle of the reseting gear component and idler gear, the control electricity
Road plate is provided with the gear shaft holes that the motor axis hole that passes through for the motor shaft and the gear shaft for the idler gear are passed through, and
And motor is provided with electrode slice, compliant conductive piece is welded on the electrode slice, the compliant conductive piece passes through the motor axis hole
It is welded and fixed with the welding position reserved in control board.
Further, also include plug connector in the present invention, the contact pin of the plug connector through tb framework with
The control board is welded and fixed；While the control board is by the screw through the tb framework and inserts
Fitting is locked.Plug connector is fixed using special screw with tb framework, and electronic throttle can be prevented long-term
Vibrations cause solder joint to come off.
Further, flange is integrally formed with heretofore described plug connector, flange is provided with bolt positioning hole, described
Control board is provided with the breach relative with bolt positioning hole, and the bolt positioning hole and breach are used to wear bolt to lock
Control board and plug connector.Bolt further strengthens the connection between control board and plug connector, and control board
On breach be used to avoid bolt, facilitate control board to dismantle together with the plug connector being welded, maintenanceability is high.
Further, heretofore described compliant conductive piece is connected with electrode slice cold welding.Cold welding is carried out at normal temperatures, will not
High temperature is produced, will not be because of high temperature failure motor, and beneficial to the welding of this kind of sheeting of compliant conductive piece, it is ensured that compliant conductive
Piece is indeformable, and welding is reliable.
Preferably, heretofore described compliant conductive piece is nickel sheet.Compliant conductive piece is equivalent to " bridge " equally in the present invention
Overlap joint electrode slice and control board, it can be very good vibrations when buffer motor runs, our nickel sheet in various materials
Shock resistance and electric conductivity it is all more excellent.
Further, motor pulses spark absorbing circuit is set in heretofore described control board.The motor arteries and veins
Rushing spark absorbing circuit can improve the Electro Magnetic Compatibility of control board, it is to avoid " H bridges " drives what valve class was difficult to overcome to lack
Fall into.
Further, integrally formed with three in angular distribution on heretofore described tb framework medial surface
Spacing column, the control board is fixed on the spacing column by screw lock, it is ensured that locking is relatively reliable.
It is an advantage of the invention that：
1. control board is placed on the present invention interposition of reseting gear component and idler gear
Put, compact conformation, effectively utilizes space；
2. present invention achieves motor is connected with the compliant conductive of control board, anti-shake performance is more superior, and avoids cold
The solder joint stress sealing-off that thermal contraction may cause；
3. the control board of the present invention is positioned to the inner side of tb framework using screw, by tb framework
Control board is protected with external agency, installs reliable, and thereon the class clearance position of design gear axis hole, motor axis hole etc. is avoided
Motor and idler gear, easy accessibility, maintenanceability is strong；
4. the present invention is without two-shot process, process is simple, effective reduces cost；
5. cold welding is adopted in the present invention between compliant conductive piece and electrode slice, will not be because of welding high temperature failure motor, Er Qieleng
Weldering guarantees that compliant conductive piece is indeformable so as to weld relatively reliable.
Description of the drawings
Below in conjunction with the accompanying drawings and embodiment the invention will be further described：
Fig. 1 is entirety perspective view of the present invention（Dismantle idler gear）；
Fig. 2 is that the present invention removes the dimensional structure diagram after tb framework；
Fig. 3 is another angular views of Fig. 2；
Fig. 4 is control board independent structure schematic diagram in the present invention.
Wherein：1st, tb framework；1a, spacing column；2nd, motor；3rd, drive gear；4th, idler gear；5th, reset
Gear assembly；6th, screw；7th, motor axis hole；8th, gear shaft holes；9th, electrode slice；10th, compliant conductive piece；11st, plug connector；12nd, control
Circuit board processed；12a, breach；13rd, flange；13a, bolt positioning hole.
Specific embodiment
Embodiment：The control circuit board mounting structure of this electronic throttle provided the present invention with reference to Fig. 1 ~ Fig. 4 enters
Row is described as follows：
Its conventional part includes control board 12 and the tb framework 1 for fixing motor 2, and motor 2 is arranged on
Framework outside, the motor 2 motor shaft is through the framework and arranges drive gear 3, the drive gear 3 be located at it is described
Idler gear 4 on the inside of framework is engaged, the gear shaft of the idler gear 4 through the framework with the reset on the outside of framework
Gear assembly 5 is connected, the same with routine techniques, and the reseting gear component 5 is electronic throttle EMR emergency reset mechanism
Component.The motor 2 is provided with two electrode slices 9.
The core design of the present invention is the installation site to control board 12 and its does with the electric connection mode of motor
Go out and improve as follows：
The control board 12 is designed in the inner side of tb framework 1, and is sandwiched in the He of reseting gear component 5
In the middle of idler gear 4, as shown in figure 1, integrally formed with angular distribution on the medial surface of tb framework 1 in the present embodiment
Three spacing column 1a, the control board 12 is locked on these spacing column 1a by the screw 6 of three M4,
Locking is reliable.The control board 12 is provided with the motor axis hole 7 that passes through for the motor shaft and for the center tooth
The gear shaft holes 8 that pass through of gear shaft of wheel 4, the motor axis hole 7 and gear shaft holes 8 as clearance position, avoid motor shaft and
The installation of idler gear 4, with reference to shown in Fig. 1 and Fig. 4.
In the present embodiment, respectively cold welding is connected with compliant conductive piece 10 on two electrode slices 9 on the motor 2, described
Two compliant conductive pieces 10 are fixed through the motor axis hole 7 with welding position soldering reserved in control board 12.This enforcement
Compliant conductive piece 10 selects nickel sheet described in example, as shown in Figure 1.In the present invention as compliant conductive piece 10 nickel sheet equivalent to
" bridge " equally overlaps electrode slice 9 and control board 12, and it can be very good vibrations when buffer motor 2 runs, and avoid cold
The solder joint stress sealing-off that thermal contraction may cause.Electrode slice 9 is connected with nickel sheet cold welding, and its advantage is to carry out at normal temperatures, will not
High temperature is produced, will not be because of welding high temperature failure motor 2, and beneficial to the welding of this kind of sheeting of nickel sheet, it is ensured that nickel sheet is constant
Shape, welding is reliable.
With reference to shown in Fig. 2 and Fig. 3, the contact pin for also having plug connector 11, the plug connector 11 in the present embodiment passes through solar term
Door body frame 1 and fix with the soldering of the control board 12；Simultaneously the control board 12 is by through the solar term
The screw 6 of the M4 of door body frame 1 is locked with plug connector 11.Plug connector 11 adopts special screw 6 and tb
Framework 1 is fixed, and can prevent electronic throttle long-term vibration from causing solder joint to come off.
As shown in figure 3, being integrally formed with flange 13 on the plug connector 11 in the present embodiment, flange 13 is provided with bolt to be determined
Position hole 13a, the control board 12 is provided with the breach 12a relative with bolt positioning hole 13a, the bolt positioning hole 13a
It is used to wear bolt with breach 12a（It is not drawn in Fig. 3）To lock control board 12 and plug connector 11.Bolt is further reinforced
Connection between control board 12 and plug connector 11, and the breach 12a in control board 12 is used to avoid bolt, it is convenient
Dismantle together with the plug connector 11 good with soldering of control board 12, maintenanceability is high.
Motor pulses spark absorbing circuit is set in control board 12 described in the present embodiment.The motor pulses spark
Absorbing circuit can improve the Electro Magnetic Compatibility of control board, it is to avoid " H bridges " drives valve class to be difficult to the defect for overcoming.
Although the present invention is disclosed as above with preferably example, the present invention is not limited to this.Any this area skill
Art personnel, the various changes made without departing from the spirit and scope of the present invention and modification, all should include the protection of the present invention
In the range of, therefore protection scope of the present invention should be defined by claim limited range.
Claims (7)
1. a kind of control circuit board mounting structure of electronic throttle, including control board（12）With fixed motor（2）Section
Throttle body framework（1）, the motor（2）Positioned at framework outside, the motor（2）Motor shaft through the framework and setting
Put drive gear（3）, the drive gear（3）With the idler gear on the inside of the framework（4）Engagement, the idler gear（4）
Gear shaft through the framework with the reseting gear component on the outside of the framework（5）It is connected；It is characterized in that described
Control board（12）By screw（6）It is fixed on the inner side of the framework and is sandwiched in the reseting gear component（5）With in
Between gear（4）Centre, the control board（12）It is provided with the motor axis hole passed through for the motor shaft（7）And in described
Between gear（4）The gear shaft holes that pass through of gear shaft（8）, and motor（2）It is provided with electrode slice（9）, the electrode slice（9）On
Welding compliant conductive piece（10）, the compliant conductive piece（10）Through the motor axis hole（7）With control board（12）It is upper pre-
The welding position stayed is welded and fixed.
2. the control circuit board mounting structure of electronic throttle according to claim 1, it is characterised in that also including grafting
Part（11）, the plug connector（11）Contact pin pass through tb framework（1）And with the control board（12）Welding is solid
It is fixed；While the control board（12）By through the tb framework（1）Screw and plug connector（11）Locking
It is fixed.
3. the control circuit board mounting structure of electronic throttle according to claim 2, it is characterised in that the plug connector
（11）On be integrally formed with flange（13）, flange（13）It is provided with bolt positioning hole（13a）, the control board（12）It is provided with
With bolt positioning hole（13a）Relative breach（12a）, the bolt positioning hole（13a）And breach（12a）For wear bolt with
Locking control board（12）And plug connector（11）.
4. the control circuit board mounting structure of electronic throttle according to claim 1, it is characterised in that the flexibility is led
Electric piece（10）With electrode slice（9）Cold welding connects.
5. the control circuit board mounting structure of the electronic throttle according to claim 1 or 4, it is characterised in that described soft
Property conducting strip（10）For nickel sheet.
6. the control circuit board mounting structure of electronic throttle according to claim 1, it is characterised in that the control electricity
Road plate（12）Upper setting motor pulses spark absorbing circuit.
7. the control circuit board mounting structure of electronic throttle according to claim 1, it is characterised in that tb
Framework（1）Integrally formed with three spacing columns in angular distribution on medial surface（1a）, the control board（12）Pass through
Screw（6）It is locked in the spacing column（1a）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610959321.3A CN106659037A (en) | 2016-11-03 | 2016-11-03 | Control circuit board mounting structure of electronic throttle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610959321.3A CN106659037A (en) | 2016-11-03 | 2016-11-03 | Control circuit board mounting structure of electronic throttle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106659037A true CN106659037A (en) | 2017-05-10 |
Family
ID=58821408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610959321.3A Pending CN106659037A (en) | 2016-11-03 | 2016-11-03 | Control circuit board mounting structure of electronic throttle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106659037A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1198505A (en) * | 1997-11-21 | 1998-11-11 | 邢念泽 | Fuel saving method for car and fuel saving device thereof |
| US6511336B1 (en) * | 2000-05-25 | 2003-01-28 | Illinois Tool Works Inc. | Solderless flex termination for motor tab |
| US20040094121A1 (en) * | 2001-04-07 | 2004-05-20 | Guenther Bender | Throttle body and electronic module |
| CN102128090A (en) * | 2010-01-19 | 2011-07-20 | 上海奥众汽车部件制造有限公司 | Electronic throttle valve body for diesel engine |
| CN102155304A (en) * | 2011-04-08 | 2011-08-17 | 无锡隆盛科技有限公司 | Position sensor for electronic throttle valve |
| CN202325864U (en) * | 2011-11-21 | 2012-07-11 | 上海奥众汽车部件制造有限公司 | Electronic throttle valve body for diesel engine |
| CN203499828U (en) * | 2013-09-17 | 2014-03-26 | 马瑞利（中国）有限公司 | Throttle valve lid |
| CN206273019U (en) * | 2016-11-03 | 2017-06-20 | 昆山隆中麦士格瑞汽车部件有限公司 | The control board mounting structure of electronic throttle |
-
2016
- 2016-11-03 CN CN201610959321.3A patent/CN106659037A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1198505A (en) * | 1997-11-21 | 1998-11-11 | 邢念泽 | Fuel saving method for car and fuel saving device thereof |
| US6511336B1 (en) * | 2000-05-25 | 2003-01-28 | Illinois Tool Works Inc. | Solderless flex termination for motor tab |
| US20040094121A1 (en) * | 2001-04-07 | 2004-05-20 | Guenther Bender | Throttle body and electronic module |
| CN102128090A (en) * | 2010-01-19 | 2011-07-20 | 上海奥众汽车部件制造有限公司 | Electronic throttle valve body for diesel engine |
| CN102155304A (en) * | 2011-04-08 | 2011-08-17 | 无锡隆盛科技有限公司 | Position sensor for electronic throttle valve |
| CN202325864U (en) * | 2011-11-21 | 2012-07-11 | 上海奥众汽车部件制造有限公司 | Electronic throttle valve body for diesel engine |
| CN203499828U (en) * | 2013-09-17 | 2014-03-26 | 马瑞利（中国）有限公司 | Throttle valve lid |
| CN206273019U (en) * | 2016-11-03 | 2017-06-20 | 昆山隆中麦士格瑞汽车部件有限公司 | The control board mounting structure of electronic throttle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170510 |