CN209687622U - A kind of automatic opening-closing of choke - Google Patents
A kind of automatic opening-closing of choke Download PDFInfo
- Publication number
- CN209687622U CN209687622U CN201920423883.5U CN201920423883U CN209687622U CN 209687622 U CN209687622 U CN 209687622U CN 201920423883 U CN201920423883 U CN 201920423883U CN 209687622 U CN209687622 U CN 209687622U
- Authority
- CN
- China
- Prior art keywords
- choke
- driving arm
- main body
- installation axle
- closing
- 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.)
- Active
Links
Landscapes
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The utility model provides a kind of automatic opening-closing of choke, belongs to technical field of engines.It solves existing choke and needs manually to be pulled, worked inconvenient, the inferior technical problem of low efficiency.The automatic opening-closing of this choke includes actuator, bracing wire and the main body for being provided with choke, main body, which is equipped with, runs through choke and the axially vertical installation axle with choke, the wind deflector that choke can be blocked is fixed in installation axle, one end of installation axle stretches out main body and is fixed with driving arm, actuator and driving arm are connected by bracing wire, actuator can drive installation axle to rotate around the central axes of installation axle by driving arm blocks wind deflector by choke, and driving arm is equipped with the spring of driving arm homing.The utility model realizes being automatically closed and opening for choke, and structure is simple, high stability.
Description
Technical field
The utility model belongs to technical field of engines, refers in particular to a kind of automatic opening-closing of choke.
Background technique
Choke is a component on petrol engine carburetor, generally in the air inlet of carburetor, by being mounted on
The manipulation pull-button of instrument desk is operated.Its effect is that partial-air admission mouth is suitably turned off in engine cold-start, is increased
Into the gasoline concentration of the gaseous mixture of cylinder, the starting performance of engine is improved, should be beaten completely after normal working of engine
Choke is opened, not so can cause engine that cannot run well because of gaseous mixture overrich and causes fuel consumption excessive.Currently,
Existing choke needs are manually pulled, and work is inconvenient, and efficiency is lower.
Summary of the invention
The purpose of the utility model is to provide a kind of automatic opening-closings of choke that can be realized automatic open close.
Purpose of the utility model is realized as follows:
A kind of automatic opening-closing of choke, it is characterised in that: including actuator, bracing wire and be provided with choke
Main body, the main body, which is equipped with, runs through choke and the axially vertical installation axle with choke, is fixed in the installation axle
The wind deflector that choke can be blocked, one end of the installation axle stretch out main body and are fixed with driving arm, the actuator
It is connected with the driving arm by bracing wire, the actuator can drive installation axle around the axis of installation axle by driving arm
Line rotation blocks wind deflector by choke, and the driving arm is equipped with the spring of driving arm homing.
Above-mentioned actuator connect with storage battery and links with engine, starts simultaneously in engine cold-start, and pass through drawing
Line drives installation axle to drive wind deflector rotation, so that choke be closed, after normal working of engine, actuator stops work
Make, homing, the state of holding and the axis parallel of choke beat choke completely to wind deflector under the action of the spring
Open, the automatic opening-closing of above-mentioned choke realizes being automatically closed and opening for choke, and structure is simple, stability compared with
It is high.
In a kind of automatic opening-closing of above-mentioned choke, the spring is torsional spring, and the torsion spring set is set to described
In installation axle, the torque arm and driving arm of the torsional spring upper end are connected, the torque arm of lower end and main body are connected.
In a kind of automatic opening-closing of above-mentioned choke, the driving arm is L-shaped, including is vertically arranged
The first cantilever and the second cantilever, the junction of first cantilever and the second cantilever and the installation axle be connected, described first
The outer end of cantilever and the second cantilever is equipped with the blocking arm extended downwardly, and the main body, which is equipped with, to play limit to two blocking arms
The retention bead of position effect.When actuator works, bracing wire pulls driving arm to rotate counterclockwise around installation axle, until the second cantilever
On blocking arm and retention bead against baffle completely closes choke at this time, and when actuator stops working, driving arm exists
Rotated clockwise under the action of torsional spring around installation axle, until on the first cantilever blocking arm and retention bead against, at this time baffle with
The axis parallel of choke, choke fully open.
In a kind of automatic opening-closing of above-mentioned choke, the retention bead is cylindrical, the torsional spring lower end
Torque arm and the retention bead be connected, the driving arm is equipped with the card slot that cooperates with torsional spring, the torsion of the torsional spring upper end
Arm is connect with driving arm by card slot.
In a kind of automatic opening-closing of above-mentioned choke, it is equipped with and drawing between first cantilever and the second cantilever
The interconnecting piece of line connection.
In a kind of automatic opening-closing of above-mentioned choke, the installation axle is stretched out from the upper end of the main body, institute
The upside that driving arm, retention bead and torsional spring are set to the main body is stated, guy wire support, the drawing are fixed in the main body
Line bracket is equipped with the central axes through-hole parallel with vertical direction.
In a kind of automatic opening-closing of above-mentioned choke, the actuator includes electromagnet and the driving of cooperation
Axis, the electromagnet are connected by the lower end of pedestal and main body, and the drive shaft runs through the electromagnet and pedestal and drive simultaneously
The upper end of moving axis is connect with bracing wire, and the upper end of the drive shaft is fixed with the baffle of annular, the upper end set of the drive shaft
Equipped with reset spring, the downside of the upper end of the reset spring and annular baffle against the upper side of, lower end and pedestal against.
The design of above-mentioned drive shaft and reset spring further improves the ability that automatically opens after choke is closed, stability is higher,
Opening speed is faster.
Compared with the prior art, the utility model has prominent and beneficial technical effects that:
The utility model starts simultaneously in engine cold-start, and drives installation axle that wind deflector is driven to turn by bracing wire
Dynamic, so that choke be closed, after normal working of engine, actuator stops working, and wind deflector returns under the action of the spring
Position is restored, keeps fully opening choke with the state of the axis parallel of choke, the automatic open close dress of above-mentioned choke
Setting realizes being automatically closed and opening for choke, and structure is simple, high stability.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the partial enlarged view one at the driving arm of the utility model.
Fig. 3 is the partial enlarged view two at the driving arm of the utility model.
In figure, 1, actuator；2, bracing wire；3, main body；31, choke；32, retention bead；4, installation axle；41, wind deflector；
5, driving arm；51, the first cantilever；52, the second cantilever；53, blocking arm；54, card slot；55, interconnecting piece；6, torsional spring；7, bracing wire branch
Frame；71, through-hole；8, drive shaft；81, reset spring；82, baffle；9, pedestal.
Specific embodiment
The utility model is further described with specific embodiment with reference to the accompanying drawing, referring to Fig. 1-3:
The automatic opening-closing of this choke includes actuator 1, bracing wire 2 and the main body 3 for being provided with choke 31, main body
3 equipped with choke 31 and the axially vertical installation axle 4 with choke 31 is run through, and being fixed in installation axle 4 can be by choke
One end of the wind deflector 41 that door 31 is blocked, installation axle 4 stretches out main body 3 and is fixed with driving arm 5, actuator 1 and driving arm 5
It is connected by bracing wire 2, actuator 1 can drive installation axle 4 to rotate around the central axes of installation axle 4 by driving arm 5 to be made to keep out the wind
Plate 41 blocks choke 31, and driving arm 5 is equipped with the spring of 5 homing of driving arm.Above-mentioned actuator 1 with start
Machine linkage, starts simultaneously in engine cold-start, and drives installation axle 4 that wind deflector 41 is driven to rotate by bracing wire 2, thus
Choke 31 is closed, after normal working of engine, actuator 1 stops working, and wind deflector 41 is replied under the action of the spring
It is in situ, it keeps fully opening choke 31, the automatic open close of above-mentioned choke with the state of the axis parallel of choke 31
Device realizes being automatically closed and opening for choke 31, and structure is simple, high stability.
As shown in Figure 1-3, spring is torsional spring 6, torsional spring 6 is sheathed in installation axle 4, the torque arm and driving branch of 6 upper end of torsional spring
Frame 5 is connected, the torque arm of lower end and main body 3 are connected；Driving arm 5 is L-shaped, including vertically disposed first cantilever 51 and
The junction of two cantilevers 52, the first cantilever 51 and the second cantilever 52 and installation axle 4 are connected, the first cantilever 51 and the second cantilever 52
Outer end is equipped with the blocking arm 53 extended downwardly, and main body 3 is equipped with the limit convex that can two blocking arms 53 be played with position-limiting action
Play 32.When actuator 1 works, bracing wire 2 pulls driving arm 5 to rotate counterclockwise around installation axle 4, the gear on the second cantilever 52
Arm 53 and retention bead 32 against, baffle completely closes choke 31 at this time, when actuator 1 stops working, driving arm
5 rotate clockwise under the action of torsional spring 6 around installation axle 4, until on the first cantilever 51 blocking arm 53 and retention bead 32 against,
The axis parallel of baffle and choke 31 at this time, choke 31 fully open.
Further, retention bead 32 is cylindrical, and the torque arm and retention bead 32 of 6 lower end of torsional spring are connected, driving arm 5
It is equipped with the card slot 54 cooperated with torsional spring 6, the torque arm of 6 upper end of torsional spring is connect with driving arm 5 by card slot 54；First cantilever 51
And second be equipped with the interconnecting piece 55 connecting with bracing wire 2 between cantilever 52；Installation axle 4 is stretched out from the upper end of main body 3, driving arm 5,
Retention bead 32 and torsional spring 6 are set to the upside of main body 3, are fixed with guy wire support 7 in main body 3, during guy wire support 7 is equipped with
The axis through-hole 71 parallel with vertical direction；Actuator 1 includes that the electromagnet 10 of cooperation and drive shaft 8, electromagnet 10 pass through bottom
Seat 9 and the lower end of main body 3 are connected, and drive shaft 8 connects through the upper end and bracing wire 2 of electromagnet 10 and pedestal 9 and drive shaft 8 simultaneously
It connects, the upper end of drive shaft 8 is fixed with the baffle 82 of annular, and the upper end of drive shaft 8 is arranged with reset spring 81, reset spring
81 upper end and the downside of annular baffle 82 against the upper side of, lower end and pedestal 9 against.Above-mentioned actuator 1 connects with storage battery
It connects and servo-actuated with engine, when engine, which connects, to be electrically activated, the electromagnet 10 of actuator 1 is also powered, and drive shaft 8 is pulled down, and realizes
The closing of choke 31, the design of above-mentioned drive shaft 8 and reset spring 81 are further improved after choke 31 is closed and are beaten automatically
The ability opened, stability is higher, opening speed faster.
Above-described embodiment is only the preferred embodiment of the utility model, not limits the protection model of the utility model according to this
It encloses, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by the protection of the utility model
Within the scope of.
Claims (7)
1. a kind of automatic opening-closing of choke, it is characterised in that: including actuator (1), bracing wire (2) and be provided with choke
The main body (3) of door (31), the main body (3), which is equipped with, runs through choke (31) and the axially vertical installation with choke (31)
Axis (4), be fixed on the installation axle (4) can by the wind deflector (41) that choke (31) are blocked, the one of the installation axle (4)
End is stretched out main body (3) and is fixed with driving arm (5), and the actuator (1) and the driving arm (5) are solid by bracing wire (2)
Even, the actuator (1) can drive installation axle (4) to rotate around the central axes of installation axle (4) and make to keep out the wind by driving arm (5)
Plate (41) closes choke (31), and the driving arm (5) is equipped with the spring of driving arm (5) homing.
2. a kind of automatic opening-closing of choke according to claim 1, it is characterised in that: the spring is torsional spring
(6), the torsional spring (6) is sheathed on the installation axle (4), the torque arm of torsional spring (6) upper end and driving arm (5) are connected,
The torque arm of lower end and main body (3) are connected.
3. a kind of automatic opening-closing of choke according to claim 2, it is characterised in that: the driving arm (5)
It is L-shaped, including vertically disposed first cantilever (51) and the second cantilever (52), first cantilever (51) and the second cantilever
(52) junction and the installation axle (4) is connected, and the outer end of first cantilever (51) and the second cantilever (52) is all provided with oriented
The blocking arm (53) of lower extension, the main body (3) are equipped with the retention bead that can two blocking arms (53) be played with position-limiting action
(32)。
4. a kind of automatic opening-closing of choke according to claim 3, it is characterised in that: the retention bead (32)
Cylindrical, the torque arm of torsional spring (6) lower end and the retention bead (32) are connected, the driving arm (5) be equipped with
The torque arm of the card slot (54) of torsional spring (6) cooperation, torsional spring (6) upper end is connect with driving arm (5) by card slot (54).
5. a kind of automatic opening-closing of choke according to claim 3, it is characterised in that: first cantilever (51)
And second be equipped with the interconnecting piece (55) connecting with bracing wire (2) between cantilever (52).
6. a kind of automatic opening-closing of choke according to claim 3, it is characterised in that: the installation axle (4) from
The upper end of the main body (3) is stretched out, and the driving arm (5), retention bead (32) and torsional spring (6) are set to the main body (3)
Upside, be fixed with guy wire support (7) on the main body (3), the guy wire support (7) is equipped with central axes and vertical direction is flat
Capable through-hole (71).
7. a kind of automatic opening-closing of choke described in -6 any one according to claim 1, it is characterised in that: the drive
Moving part (1) includes the electromagnet (10) and drive shaft (8) of cooperation, and the electromagnet (10) passes through under pedestal (9) and main body (3)
End is connected, and the drive shaft (8) is simultaneously through the electromagnet (10) and pedestal (9) and the upper end and bracing wire (2) of drive shaft (8)
Connection, the upper end of the drive shaft (8) are fixed with the baffle (82) of annular, and the upper end of the drive shaft (8) is arranged with multiple
Position spring (81), the downside of the upper end of the reset spring (81) and annular baffle (82) are upper against, lower end and pedestal (9)
Side against.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920423883.5U CN209687622U (en) | 2019-03-28 | 2019-03-28 | A kind of automatic opening-closing of choke |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920423883.5U CN209687622U (en) | 2019-03-28 | 2019-03-28 | A kind of automatic opening-closing of choke |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209687622U true CN209687622U (en) | 2019-11-26 |
Family
ID=68606732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920423883.5U Active CN209687622U (en) | 2019-03-28 | 2019-03-28 | A kind of automatic opening-closing of choke |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209687622U (en) |
-
2019
- 2019-03-28 CN CN201920423883.5U patent/CN209687622U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101245746B (en) | Engine control apparatus | |
| CN101624946B (en) | Automatic control mechanism of carbureter air choke valve of general gasoline motor | |
| CN209687622U (en) | A kind of automatic opening-closing of choke | |
| CN203383924U (en) | Rotary-valve-type membrane carburetor | |
| CN210343527U (en) | Fuel supply system and semi-automatic choke valve thereof | |
| CN201666198U (en) | Automatic choke valve control mechanism of general gasoline engine | |
| CN208203436U (en) | Carburetor throttle Anti-jamming structure | |
| CN209163957U (en) | The mechanism of carburetter choke and air throttle linkage is realized using heat of engine | |
| CN209115222U (en) | A kind of gasoline engine throttle regulating mechanism | |
| CN207348981U (en) | One-key start formula petrol engine | |
| CN211815912U (en) | Dust absorption vehicle rear door device | |
| CN207879487U (en) | The integral type oil vacuole carburetor started suitable for various operating modes | |
| CN209336437U (en) | Automobile push type air outlet structure | |
| CN201041094Y (en) | Gasoline engine wind baffle swing type automatic choke valve device | |
| CN215486301U (en) | Automatic air door carburetor for motorcycle | |
| CN112377351A (en) | Unit height adjusting device for hydroelectric power generation | |
| CN207348980U (en) | The self closing door carburetor of petrol engine | |
| CN111997788A (en) | Fuel supply system and semi-automatic choke valve thereof | |
| CN206429314U (en) | A kind of carburetor tele-control system | |
| CN201401222Y (en) | Water-inlet preventing device of vehicle exhaust pipe | |
| CN209195573U (en) | Included idling constructional device carburetor | |
| CN206707873U (en) | The choke and air throttle linkage controlling organization of a kind of engine and carburetor | |
| CN201714508U (en) | Emergency mechanism for failed automatic valve of general gasoline engine | |
| CN101482074A (en) | Choke valve control mechanism of gasoline engine carburetor | |
| CN205858515U (en) | A kind of general gasoline engines and manual air door formula carburetor thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |