CN206448878U - A kind of EFI choke valve idle adjusting device - Google Patents
A kind of EFI choke valve idle adjusting device Download PDFInfo
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- CN206448878U CN206448878U CN201621434482.2U CN201621434482U CN206448878U CN 206448878 U CN206448878 U CN 206448878U CN 201621434482 U CN201621434482 U CN 201621434482U CN 206448878 U CN206448878 U CN 206448878U
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- plunger
- idling
- hole
- choke valve
- valve
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 18
- 230000000694 effects Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
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Abstract
It is machined with a kind of EFI choke valve idle adjusting device, including choke valve, choke valve on the plunger hole connected respectively with idle speed air admission hole and idling venthole, plunger hole side wall and is machined with lead stopper slot；It is provided with choke valve on position-arresting disk and idling motor, position-arresting disk and is connected with lead；Idling motor drive installation is in the regulation assembly in plunger hole；Lead stopper slot is connected with regulation assembly by lead, and the plunger regulating the qi flowing in the channels mouthful of idle speed air admission hole and idling venthole is communicated with regulation assembly.The idle speed adjustment plunger of the idle adjusting device limits its rotation by position-arresting disk, idle speed adjustment plunger is arranged in valve body plunger hole, from motor driving shaft to movement, so as to control the size of idle speed air admission amount, because the contact area of the lead on position-arresting disk and pilot plunger chute is larger, and good positioning effect, fit clearance of the pilot plunger in plunger hole is also smaller, vibrations are alleviated to being worn and torn caused by idling plunger, therefore service life is longer.
Description
Technical field
The utility model belongs to motorcycle electric spraying throttle valve body technical field, is related to a kind of for electric injection system throttle valve body
In idle adjusting device, and in particular to a kind of aperture for adjusting idling regulator valve by stepper motor adjusts engine speed
EFI choke valve idling regulator valve.
Background technology
As stricter environmental regulation is implemented, new environmental regulation requires that motorcycle need to assemble electric injection system to meet
Emission request, and the choke valve in electric injection system needs the idle adjusting device for automatically adjusting engine speed.At present, big portion
The motorcycle electric spraying valve body divided is all to promote regulating valve to adjust idle speed air admission amount with stepper motor, due to the tune on stepper motor
Section valve, which needs to limit its rotations, can just make screw rod promote it to move axially, so needing the setting in regulating valve mounting hole in valve body
The pin of one positioning rotates to limit regulating valve, and this pin is usually to be processed with metal material, it is necessary to control pin
Riveting depth, pin is typically all cylindrical structure in addition, and the contact area with regulating valve chute is smaller, and easily regulating valve is produced
Abrasion, influences service life.
Utility model content
The purpose of this utility model is to provide a kind of EFI choke valve idle adjusting device, is ensureing to adjust speed stability
While improve the service life of idling regulator valve.
To achieve the above object, the technical scheme that the utility model is used is：A kind of EFI choke valve idle speed adjustment dress
Put, including choke valve, the plunger hole connected respectively with idle speed air admission hole and idling venthole, plunger hole side are machined with choke valve
Lead stopper slot is machined with wall；Idling motor is installed, provided with annular between idling motor and choke valve on choke valve
Lead is connected with position-arresting disk, position-arresting disk；Idling motor is connected with the regulation assembly being installed in plunger hole；
The regulation assembly includes the regulation valve plunger of tubular, and its endoporus is stepped hole；The axis direction of edge regulation valve plunger,
Plunger chute is machined with the lateral wall for adjusting valve plunger, plunger chute is communicated with lead stopper slot, lead insertion plunger
In chute and lead stopper slot；One end of regulation valve plunger is provided with counterbore, the counterbore madial wall and is arranged with two plungers
Jump-ring slot is machined with locating convex block, the relative side wall of two plunger locating convex blocks；Adjust valve plunger side wall on be machined with
The plunger regulating the qi flowing in the channels mouthful that regulation valve plunger endoporus is communicated；Idle speed air admission hole passes through plunger regulating the qi flowing in the channels mouthful connection idling venthole；
The threaded post that tubular is provided with valve plunger is adjusted, threaded post includes the threaded post sheet that vertical sectional shape is " T " font
Body, threaded post body, which is relatively large in diameter on the side wall at end, is symmetrily processed with two threaded post locating slots；
Plunger locating convex block is caught in threaded post locating slot, is provided with jump-ring slot in jump ring, threaded post and is provided with transmission
Screw rod, drive screw is threadedly coupled with threaded post, and drive screw upper end is connected with idling motor, and drive screw lower end passes through screw thread
Post.
There are stepper motor, drive screw, idle speed adjustment plunger, idle speed adjustment plunger in the utility model idle adjusting device
In be provided with trapezoidal thread post, it is enclosed on drive screw, by position-arresting disk limit its rotation, idle speed adjustment plunger then be arranged on valve
, can be from motor driving shaft to movement, so that the size of idle speed air admission amount is controlled, due to the guiding on position-arresting disk in scapus consent
The contact area of post and pilot plunger chute is larger, and good positioning effect, fit clearance of the pilot plunger in plunger hole also compared with
It is small, vibrations are alleviated to being worn and torn caused by idling plunger, therefore service life is longer.
Brief description of the drawings
Fig. 1 is the diagrammatic cross-section of the utility model idle speed adjustment valve gear.
Fig. 2 is the schematic diagram of regulation assembly in the utility model idle speed adjustment valve gear.
Fig. 3 is the schematic diagram of regulation valve plunger in the utility model idle speed adjustment valve gear.
Fig. 4 is Fig. 3 top view.
Fig. 5 is the schematic diagram of threaded post in the utility model idle speed adjustment valve gear.
Fig. 6 is Fig. 5 top view.
In figure：1. idling motor, 2. position-arresting disks, 3. leads, 4. plunger chutes, 5. threaded posts, 6. drive screws, 7. cards
Spring, 8. idle speed air admission holes, 9. plunger holes, 10. choke valves, 11. idling ventholes, 12. regulation valve plungers, 13. position-arresting disks are installed
Face, 14. idling motor mounting holes, 15. motor pressing plates, 16. plunger springs, 17. plunger regulating the qi flowing in the channels mouthful, 18. plunger locating convex blocks,
19. jump-ring slot, 20. threaded post bodies, 21. threaded post locating slots.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
As shown in figure 1, the utility model idle speed adjustment valve gear, including choke valve 10, plunger is machined with choke valve 10
Hole 9, plunger hole 9 is connected with idle speed air admission hole 8 and idling venthole 11 respectively, the axis of plunger hole 9 and the axis of idling venthole 11
It is perpendicular, it is machined with lead stopper slot on the side wall of plunger hole 9；The idling connected with plunger hole 9 is also machined with choke valve 10
Motor mounting hole 14；The diameter of idling motor mounting hole 14 is more than the diameter of plunger hole 9, idling motor mounting hole 14 and plunger hole
9 constitute stepped holes, and the step surface of the stepped hole is annular is placed with position-arresting disk mounting surface 13, position-arresting disk mounting surface 13 spacing
Vertical be connected with lead 3, idling motor mounting hole 14 is provided with idling motor 1 on disk 2, position-arresting disk 2, and idling motor 1 leads to
Cross motor pressing plate 15 and choke valve 10 is affixed；Idling motor 1 is connected with the regulation assembly being installed in plunger hole 9；
The regulation assembly is as shown in Fig. 2 the regulation valve plunger 12 including structure as shown in Figure 3 and Figure 4, adjusts valve plunger 12
For tubular, its endoporus is stepped hole；Along the axis direction of regulation valve plunger 12, the lateral wall of valve plunger 12 is adjusted provided with plunger
Chute 4, plunger chute 4 is communicated with lead stopper slot, in the insertion plunger of lead 3 chute 4 and lead stopper slot；Regulating valve
One end of plunger 12 is provided with counterbore, the counterbore madial wall and is arranged with two plunger locating convex blocks 18, two plunger convexes
Jump-ring slot 19 is machined with the relative side wall of block 18；It is machined with the side wall for adjusting valve plunger 12 and the regulation endoporus phase of valve plunger 12
Logical plunger regulating the qi flowing in the channels mouthful 17；Plunger regulating the qi flowing in the channels mouthful 17 is just to idling gas outlet 11, and idle speed air admission hole 8 is connected by plunger regulating the qi flowing in the channels mouthful 17
Idling venthole 11.
The threaded post 5 provided with tubular as shown in Figure 5 and Figure 6 in the endoporus of valve plunger 12 is adjusted, threaded post 5 includes vertical cut
Face is shaped as the threaded post body 20 of " T " font, and the endoporus of threaded post body 20 is machined with trapezoidal thread, and threaded post body 20 is straight
Two threaded post locating slots 21 are symmetrily processed with the side wall at the larger end in footpath.
Plunger spring 16 is set with threaded post 5, threaded post 5 and plunger spring 16 are installed on the endoporus of regulation valve plunger 12
In, plunger locating convex block 18 is caught in threaded post locating slot 21, is provided with jump ring 7, threaded post 5 and is provided with vertically in jump-ring slot 19
Drive screw 6, drive screw 6 is threadedly coupled with threaded post 5, and the upper end of drive screw 6 is connected with idling motor 1, is driven spiral shell
The lower end of bar 6 is stretched out outside threaded post 5 through threaded post 5.
There is gap between threaded post body 20 and regulation valve plunger 12.
Lead 3 had both been inserted in the lead stopper slot on the side wall of plunger hole 9, was also inserted into the plunger on regulation valve plunger 12
In chute 4, due to 3 position-limiting action of lead, allow regulation valve plunger 12 in plunger hole 9 axial easy slide without
It can be rotated with the rotation of drive screw 6.When engine needs increase rotating speed, the driving drive screw 6 of idling motor 1 is suitable
Turn；Threaded post 5 drives regulation valve plunger 12 to bounce back（I.e. regulation valve plunger 12 is moved to the direction of idling motor 1）, plunger spring
16 and compressed, increase air is entered the air capacity of idling venthole 11 by idle speed air admission hole 8, is fed them into engine and is reached increasing
Plus the purpose of engine speed.When engine needs to reduce rotating speed, the driving drive screw 6 of idling motor 1 is reversed, threaded post 5
Drive regulation valve plunger 12 to be moved to the direction away from idling motor 1, plunger spring 16 extends, then reduce air by idle speed air admission
Hole 8 enters the tolerance of idling venthole 11, reaches the purpose for reducing engine speed.Air into idle speed air admission hole 8 passes through
Plunger regulating the qi flowing in the channels mouthful 17 enters idling venthole 11, and plunger regulating the qi flowing in the channels mouthful 17 is used to adjust idle speed air admission amount.
Claims (5)
1. a kind of EFI choke valve idle adjusting device, including choke valve（10）, it is characterised in that choke valve（10）Inside it is machined with
Respectively with idle speed air admission hole（8）With idling venthole（11）The plunger hole of connection（9）, plunger hole（9）Guiding is machined with the wall of side
Post stopper slot；Choke valve（10）On idling motor is installed（1）, idling motor（1）With choke valve（10）Between provided with annular
Position-arresting disk（2）, position-arresting disk（2）On be connected with lead（3）；Idling motor（1）With being installed on plunger hole（9）Interior regulation assembly
It is connected；
The regulation assembly includes the regulation valve plunger of tubular（12）, its endoporus is stepped hole；Along regulation valve plunger（12）Axis
Direction, regulation valve plunger（12）Lateral wall on be machined with plunger chute（4）, plunger chute（4）Communicated with lead stopper slot,
Lead（3）Insert plunger chute（4）In lead stopper slot；Adjust valve plunger（12）One end be provided with counterbore, the counterbore
Two plunger locating convex blocks are arranged with madial wall（18）, two plunger locating convex blocks（18）Card is machined with relative side wall
Spring groove（19）；Adjust valve plunger（12）Side wall on be machined with regulation valve plunger（12）The plunger regulating the qi flowing in the channels mouthful that endoporus is communicated
（17）；Idle speed air admission hole（8）Pass through plunger regulating the qi flowing in the channels mouthful（17）Connect idling venthole（11）；
Adjust valve plunger（12）The interior threaded post provided with tubular（5）, threaded post（5）Including the spiral shell that vertical sectional shape is " T " font
Line post body（20）, threaded post body（20）It is relatively large in diameter on the side wall at end and is symmetrily processed with two threaded post locating slots（21）；
Plunger locating convex block（18）It is caught in threaded post locating slot（21）It is interior, jump-ring slot（19）Jump ring is inside installed（7）, threaded post
（5）Drive screw is inside installed（6）, drive screw（6）With threaded post（5）Threaded connection, drive screw（6）Upper end and idling horse
Reach（1）It is connected, drive screw（6）Lower end passes through threaded post（5）.
2. EFI choke valve idle adjusting device according to claim 1, it is characterised in that described choke valve（10）On
It is machined with and plunger hole（9）The idling motor mounting hole of connection（14）；Idling motor mounting hole（14）Diameter be more than plunger hole
（9）Diameter, idling motor mounting hole（14）And plunger hole（9）Stepped hole is constituted, the step surface of the stepped hole is pacified for position-arresting disk
Dress face（13）, position-arresting disk mounting surface（13）On be placed with position-arresting disk（2）, idling motor mounting hole（14）Idling motor is inside installed
（1）.
3. EFI choke valve idle adjusting device according to claim 1, it is characterised in that described threaded post（5）On
It is set with plunger spring（16）, threaded post（5）And plunger spring（16）It is installed on regulation valve plunger（12）Endoporus in.
4. EFI choke valve idle adjusting device according to claim 1, it is characterised in that the threaded post body（20）
With regulation valve plunger（12）Between have gap.
5. EFI choke valve idle adjusting device according to claim 1, it is characterised in that described plunger regulating the qi flowing in the channels mouthful
（17）Just to idling venthole（11）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621434482.2U CN206448878U (en) | 2016-12-26 | 2016-12-26 | A kind of EFI choke valve idle adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621434482.2U CN206448878U (en) | 2016-12-26 | 2016-12-26 | A kind of EFI choke valve idle adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206448878U true CN206448878U (en) | 2017-08-29 |
Family
ID=59673784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621434482.2U Active CN206448878U (en) | 2016-12-26 | 2016-12-26 | A kind of EFI choke valve idle adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206448878U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108979870A (en) * | 2018-07-19 | 2018-12-11 | 安徽奕衡温控科技有限公司 | A kind of idle speed control valve taper valve core cavity configuration |
-
2016
- 2016-12-26 CN CN201621434482.2U patent/CN206448878U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108979870A (en) * | 2018-07-19 | 2018-12-11 | 安徽奕衡温控科技有限公司 | A kind of idle speed control valve taper valve core cavity configuration |
| CN108979870B (en) * | 2018-07-19 | 2020-10-13 | 安徽奕衡温控科技有限公司 | Conical valve core cavity structure for idle speed control valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170915 Address after: 355200 iron pond Industrial Zone, Ningde, Fujian, Fuding Patentee after: Fujian Fuding Xu Lian Denso Technology Co., Ltd. Address before: 735005 Gansu city of Jiuquan province shage Leng Cun totalzhai Zhen four group No. 47 Patentee before: Duan Xuzhong |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200422 Address after: 355200 plot A-14, tietang industrial project area, Shanqian, Fuding City, Ningde City, Fujian Province Patentee after: FUDING Zhonglian Machinery Parts Co., Ltd Address before: 355200 iron pond Industrial Zone, Ningde, Fujian, Fuding Patentee before: FUJIAN FUDING XULIAN ELECTRIC FITTING TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |