CN204186495U - The Carburetor that a kind of pair of stepper motor directly drives - Google Patents
The Carburetor that a kind of pair of stepper motor directly drives Download PDFInfo
- Publication number
- CN204186495U CN204186495U CN201420638553.5U CN201420638553U CN204186495U CN 204186495 U CN204186495 U CN 204186495U CN 201420638553 U CN201420638553 U CN 201420638553U CN 204186495 U CN204186495 U CN 204186495U
- Authority
- CN
- China
- Prior art keywords
- closure
- stepper motor
- chock plate
- carburetor
- running shaft
- 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.)
- Expired - Fee Related
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- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Abstract
The Carburetor that a kind of pair of stepper motor directly drives, utilize specifically and be arranged to especially with closure running shaft and chock plate rotating shaft coaxle and direct connection 2 of synchronous rotary stepper motors carry out closure and the chock plate that Direct driver controls gasoline engine carburetor, allow closure and the controller digital-control instruction unpack of chock plate by outside and the carburetor structure of closedown, be specially adapted to need to carry out the Carburetor of numerical control switch control according to designated program and Numeric Control Technology to the closure of gasoline engine carburetor and chock plate.
Description
Technical field
The present invention relates to the Carburetor that a kind of pair of stepper motor directly drives, utilize specifically and be arranged to especially with closure running shaft and chock plate rotating shaft coaxle and direct connection 2 of synchronous rotary stepper motors carry out closure and the chock plate that Direct driver controls gasoline engine carburetor, allow closure and the controller digital-control instruction unpack of chock plate by outside and the carburetor structure of closedown, be specially adapted to need to carry out the Carburetor of numerical control switch control according to designated program and Numeric Control Technology to the closure of gasoline engine carburetor and chock plate, belong to Manufacturing Technology for Carburetors field.
Background technique
In the past, to the closure of gasoline engine carburetor and the control of chock plate closedown and open angle, employing drag-line connects mechanical throttle, air damper controller carrys out control switch, on employing running shaft, the tommy bar of direct connection carrys out Non-follow control, adopt electric heating valve to control chock plate, what also have is controlled by electric actuator and gear.
The existing Carburetor controlled by electric actuator and transmission device, has such as Chinese invention patent " carburetor electronic control system " number described in 200510090813.5.
But, existing like this carburetor electronic control system structure Problems existing is: transmission device is complicated, accuracy of manufacturing requires high, when the Carburetor of same structure is used for different types of motor, all to design separately control circuit, gear and mounting structure, interchangeability is poor, and cost is high and volume is large.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, the Carburetor being undertaken controlling by rotating its respective middle running shaft for the closure of Carburetor and the closedown of chock plate and unlatching, provide a kind of utilize 2 stepper motors respectively direct connection control the carburettor structure opened and close of closure and chock plate.
In order to reach such object, the Carburetor that this kind of pair of stepper motor directly drives adopts such arrangement:
The Carburetor that a kind of pair of stepper motor directly drives, the closure of whole carburetor assembly and the Kai Heguan of chock plate are the structures being undertaken controlling by rotating its respective running shaft, it is characterized in that: increasing on carburetor body has with closure and chock plate rotational axis vertical and mounting plate above this 2 axle, stepper motor fitting seat, 2 stepper motors, stepper motor mounting cover, the stepper motor of closure and chock plate and stepper motor mounting cover is driven to be sleeved on stepper motor fitting seat, stepper motor fitting seat is set on above-mentioned mounting plate, the below of mounting plate is provided with erection column, mounting plate is sleeved on carburetor body by erection column, described closure and closure rotary sleeve are loaded on the closure end of carburetor body, closure is set on closure running shaft, closure running shaft is set with return spring of throttle, return spring setting sleeve, throttle valve drive assembly and idle adjusting device, described throttle valve drive assembly is with closure running shaft and drive the stepper motor output shaft of closure coaxially and pass through to be set with the synchronous rotary that is directly connected, described chock plate and chock plate rotary sleeve are loaded on the chock plate end of carburetor body, chock plate is set on chock plate running shaft, chock plate running shaft is set with chock plate return spring, return spring setting sleeve, chock plate driven unit, described chock plate driven unit and chock plate running shaft and drive the stepper motor output shaft of chock plate coaxially and to be connected synchronous rotary by suit, the engine controller of carburetor assembly outside by 2 cover step motor control lines respectively the sense of rotation of drived control closures and chock plate stepper motor and angle realize the closure of carburetor assembly and the control of chock plate sense of rotation and angle, thus reach the object of Digital Control carburetor assembly.
Accompanying drawing explanation
Patent of the present invention has following accompanying drawing:
Fig. 1 is the plan view of patent of the present invention.
Fig. 2 is the rear view of Fig. 1.
Fig. 3 is the plan view of the unassembled stepper motor mounting cover 8 of Fig. 1.
Fig. 4 is that Fig. 1 removes mounting plate 4 with the plan view after upper-part.
Fig. 5 is closure stepper motor 6 and closure running shaft 13 connection diagram.
Fig. 6 is chock plate stepper motor 7 and chock plate running shaft 21 connection diagram.
Fig. 7 is the structural representation of stepper motor mounting cover 8.
Fig. 8 is the stereogram of Fig. 1.
In figure: 1-carburetor body, 2-closure, 3-chock plate, 4-mounting plate, 5-stepper motor fitting seat, 6-closure stepper motor, 7-chock plate stepper motor, 8-stepper motor mounting cover, 9-screw assembly, 10-bolt assembly, 11-erection column, 12-screw assembly, 13-closure running shaft, 14-return spring of throttle, 15-return spring setting sleeve, 16-throttle valve drive assembly, 17-throttle valve drive block, 18-engine idle adjustment screw, 19-idle adjusting screw spring, 20-throttle valve drive block retaining spring, 21-chock plate running shaft, 22-chock plate return spring, 23-return spring setting sleeve, 24-chock plate driven unit, 25-chock plate driving block, 26-chock plate driving block retaining spring, 27-closure step motor control line component, 28-chock plate step motor control line component, 29-buckle, 30-carburetor assembly.
Embodiment
With reference to the accompanying drawings specific embodiment of the invention scheme is described:
As accompanying drawing 1 arrives shown in the mode of execution explanatory drawing of accompanying drawing 8, the Carburetor that a kind of pair of stepper motor directly drives, the closure 2 of whole carburetor assembly 30 and the Kai Heguan of chock plate 3 control by rotating its respective running shaft, closure running shaft 13 with the mounting plate 4 vertical with this 2 axle, stepper motor fitting seat 5, closure stepper motor 6, chock plate stepper motor 7, stepper motor mounting cover 8 are installed above chock plate running shaft 21, described closure stepper motor 6, the output shaft of chock plate stepper motor 7 are passed down through through hole corresponding on mounting plate 4, stepper motor fitting seat 5, be set on stepper motor fitting seat 5 by screw assembly 9, stepper motor mounting cover 8 is directly set on stepper motor fitting seat 5 by buckle 29, stepper motor fitting seat 5 is arranged on mounting plate 4 by bolt assembly 10, have in the below of mounting plate 4 and carburetor body 1 one or the erection column 11 that is set with, mounting plate 4 is sleeved on carburetor body 1 by erection column 11 and screw assembly 12, described closure 2 and closure running shaft 13 are set in the closure end of carburetor body 1, closure 2 is set on closure running shaft 13, closure running shaft 13 is set with return spring of throttle 14, return spring setting sleeve 15, throttle valve drive assembly 16, described throttle valve drive assembly 16 coaxially also realizes synchronous rotary by being set with directly to be connected with the output shaft of closure running shaft 13 and closure stepper motor 6, namely the output shaft of closure stepper motor 7 realizes driving closure running shaft 13 synchronous rotary by throttle valve drive assembly 16, throttle valve drive assembly 16 includes throttle valve drive block 17, engine idle adjustment screw 18, idle adjusting screw spring 19, throttle valve drive block retaining spring 20, described throttle valve drive block 17 is designed with the output shaft of connecting joint valve stepper motor 6 and the bindiny mechanism of closure running shaft 13, described chock plate 3 and chock plate running shaft 21 are set in the chock plate end of carburetor body 1, chock plate 3 is set on chock plate running shaft 21, chock plate running shaft 21 is set with chock plate return spring 22, return spring setting sleeve 23, chock plate driven unit 24, described chock plate driven unit 24 is coaxially also directly connected by being set with the output shaft of chock plate running shaft 21 and chock plate stepper motor 7, and namely the output shaft of chock plate stepper motor 7 realizes driving chock plate running shaft 21 synchronous rotary by chock plate driven unit 24, chock plate driven unit 24 includes chock plate driving block 25, chock plate driving block retaining spring 26, described chock plate driving block 25 is designed with and connects the output shaft of chock plate stepper motor 7 and the bindiny mechanism of chock plate running shaft 21, closure stepper motor 6 is by closure step motor control line component 27, chock plate stepper motor 7 is connected with the engine controller outside carburetor assembly 30 by chock plate step motor control line component 28, controller provides commander's electrical signal according to the need of work of motor, closure stepper motor 6 and chock plate stepper motor 7 is commanded to carry out specifying the rotation of sense of rotation and angle respectively by closure step motor control line component 27 and chock plate step motor control line component 28, so just achieve and the electric digital of closure 2 and chock plate 3 is controlled, thus reach the object of automatic control oil device assembly 30, described stepper motor mounting cover 8, it is designed with and with stepper motor fitting seat 5, the buckle 29 be connected is installed, realizing not needing just can removing and installing stepper motor mounting cover 8 by instrument, simultaneously form seal space with stepper motor fitting seat 5 and contain closure stepper motor 6 and chock plate stepper motor 7, decreasing closure stepper motor 6 and chock plate stepper motor 7 and be subject to motor and periphery poor environment to its reliability and the impact in life-span.
Claims (3)
1. the Carburetor that directly drives of a two stepper motor, it is characterized in that carburetor body has with closure running shaft and chock plate rotational axis vertical and mounting plate above this 2 axle, stepper motor fitting seat, 2 stepper motors, stepper motor mounting covers, stepper motor and stepper motor mounting cover are sleeved on stepper motor fitting seat, and stepper motor fitting seat is set on mounting plate; The below of mounting plate is provided with erection column, and mounting plate is sleeved on carburetor body by erection column; Closure running shaft and drive the stepper motor output shaft of closure coaxially and to be directly connected synchronous rotary by suit parts, chock plate running shaft and drive the stepper motor output shaft of chock plate coaxially and to be connected synchronous rotary by being set with parts; 2 stepper motors to be connected to by step motor control line on the controller outside carburetor assembly and to drive the Kai Heguan of closure and chock plate by controller digital-control signal respectively.
2. the Carburetor that directly drives of a kind of pair of stepper motor according to claim 1, it is characterized in that closure and closure rotary sleeve are loaded on the closure end of carburetor body, closure is set on closure running shaft, closure running shaft is set with return spring of throttle, return spring setting sleeve, throttle valve drive assembly and idle adjusting device; Described throttle valve drive assembly and closure running shaft and drive the stepper motor output shaft of closure coaxially and by being set with direct connection synchronous rotary.
3. the Carburetor that directly drives of a kind of pair of stepper motor according to claim 1, it is characterized in that chock plate and chock plate rotary sleeve are loaded on the chock plate end of carburetor body, chock plate is set on chock plate running shaft, chock plate running shaft is set with chock plate return spring, return spring setting sleeve, chock plate driven unit, described chock plate driven unit and chock plate running shaft and drive the stepper motor output shaft of chock plate coaxially and by being set with direct connection synchronous rotary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420638553.5U CN204186495U (en) | 2014-10-20 | 2014-10-20 | The Carburetor that a kind of pair of stepper motor directly drives |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420638553.5U CN204186495U (en) | 2014-10-20 | 2014-10-20 | The Carburetor that a kind of pair of stepper motor directly drives |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204186495U true CN204186495U (en) | 2015-03-04 |
Family
ID=52618504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420638553.5U Expired - Fee Related CN204186495U (en) | 2014-10-20 | 2014-10-20 | The Carburetor that a kind of pair of stepper motor directly drives |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204186495U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112943485A (en) * | 2021-02-24 | 2021-06-11 | 隆鑫通用动力股份有限公司 | Universal engine |
-
2014
- 2014-10-20 CN CN201420638553.5U patent/CN204186495U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112943485A (en) * | 2021-02-24 | 2021-06-11 | 隆鑫通用动力股份有限公司 | Universal engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150304 Termination date: 20211020 |