CN203584585U - Throttle control device and diesel engine comprising same - Google Patents
Throttle control device and diesel engine comprising same Download PDFInfo
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- CN203584585U CN203584585U CN201320629680.4U CN201320629680U CN203584585U CN 203584585 U CN203584585 U CN 203584585U CN 201320629680 U CN201320629680 U CN 201320629680U CN 203584585 U CN203584585 U CN 203584585U
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- control device
- adjustable lever
- accelerator
- throttle
- accelerator control
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Abstract
The utility model provides a throttle control device and a diesel engine comprising the throttle control device. The throttle control device comprises a driving mechanism (10), an adjustment rod (20) and a throttle pulling rod (30), wherein the adjustment rod (20) is connected with the driving mechanism (10) in a drive mode and does linear reciprocating motion under the driving action of the driving mechanism (10), a first end of the throttle pulling rod (30) is connected with a throttle of the diesel engine, a second end of the throttle pulling rod (30) is connected with the adjustment rod (20) in a rotary mode and drives the throttle of the diesel engine to swing along with the motion of the adjustment rod (20), a sliding groove (31) is formed in the second end of the throttle pulling rod (30) in the length direction, the throttle pulling rod (30) is connected to the adjustment rod (20) through the sliding groove (31), and the adjustment rod (20) can slide relative to the throttle pulling rod (30) along the sliding groove (31). The throttle control device can guarantee that the throttle pulling rod moves in place, and improve the accuracy of control over the throttle.
Description
Technical field
The utility model relates to engine art, in particular to a kind of accelerator control device and the diesel engine that comprises this control gear.
Background technique
In engineering mechanical device, the Throttle Opening Control of diesel engine generally has two kinds of modes: a kind of is manually-operable, and a kind of is automatic control.Manually-operable is quite fairly simple, and operating grip adds that a pushing-pulling flexible shaft just can realize.Automatically control relative complex some, but can reach energy-saving and cost-reducing object by program control.
In automatic control process, the motion of driver drives linear stepping motor, pulls accelerator rod to move back and forth by stretching out of pushing-pulling flexible shaft and contraction, realizes the control to engine speed.
In the course of the work, due to the movement limit of accelerator rod, bearing pin has motion not smooth in axis pin base time, causes pushing-pulling flexible shaft to pull the accelerator rod of motor not put in place, and the rotating speed of motor can not reach maximum speed.
Model utility content
The diesel engine that the utility model aims to provide a kind of accelerator control device and comprises this control gear, can guarantee that accelerator rod motion puts in place, improves the validity of Throttle Opening Control.
To achieve these goals, according to an aspect of the present utility model, provide a kind of accelerator control device, having comprised: driving mechanism; Adjustable lever, drives and is connected with driving mechanism, and do straight reciprocating motion under the driving effect of driving mechanism; And accelerator rod, first end is connected on diesel engine throttle, and the second end is rotatably connected on adjustable lever, and drives diesel engine throttle to swing with the motion of adjustable lever; The second end of accelerator rod is provided with chute along its length, and accelerator rod is connected on adjustable lever by chute, and adjustable lever can slide along chute with respect to accelerator rod.
Further, be also connected with pushing-pulling flexible shaft between adjustable lever and driving mechanism, the first end of pushing-pulling flexible shaft drives and is connected with driving mechanism, and the second end of pushing-pulling flexible shaft is connected to the first end of adjustable lever.
Further, the second end of adjustable lever is provided with backstop head, is provided with a return spring between backstop head and accelerator rod.
Further, on adjustable lever, fixed cover is provided with fitting seat, is provided with coupling shaft on fitting seat, and coupling shaft is located in chute.
Further, accelerator control device also comprises flexible axle mounting plate, and pushing-pulling flexible shaft is arranged on flexible axle mounting plate.
Further, chute is kidney slot.
Further, driving mechanism comprises driver and the linear stepping motor being connected with driver drives, and the first end of pushing-pulling flexible shaft is connected to the drive end of linear stepping motor.
Further, between pushing-pulling flexible shaft and linear stepping motor, by cotter pin, be connected.
According on the other hand of the present utility model, a kind of diesel engine is provided, comprise accelerator control device, this accelerator control device is above-mentioned accelerator control device.
Application the technical solution of the utility model, accelerator control device comprises driving mechanism, adjustable lever and accelerator rod, adjustable lever drives and is connected with driving mechanism, and does straight reciprocating motion under the driving effect of driving mechanism; The first end of accelerator rod is connected on throttle, and the second end is rotatably connected on adjustable lever, and drives throttle to swing with the motion of adjustable lever; The second end of accelerator rod is provided with chute along its length, and accelerator rod is connected on adjustable lever by chute, and can along chute, slide with respect to adjustable lever.When needs regulate throttle by accelerator rod, can regulate by driving mechanism and adjustable lever the position of accelerator rod, in the process regulating, because accelerator rod can slide along chute with respect to adjustable lever, therefore make adjustable lever freely smooth and easy motion back and forth, can not cause due to the obstruction of accelerator rod and hinder and clamping stagnation, make accelerator control device to the adjusting of throttle more flexibly fast, control more accurate.
Accompanying drawing explanation
The accompanying drawing that forms a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows the structural representation when the outage state according to embodiment's of the present utility model accelerator control device;
Fig. 2 shows according to the A-A of the embodiment's of Fig. 1 accelerator control device to sectional structure schematic diagram;
Fig. 3 shows according to the structural representation of the accelerator rod of embodiment's of the present utility model accelerator control device;
Fig. 4 shows the structural representation when the idling mode according to embodiment's of the present utility model accelerator control device; And
Fig. 5 shows the structural representation when the maximum speed state according to embodiment's of the present utility model accelerator control device.
Reference character: 10, driving mechanism; 20, adjustable lever; 30, accelerator rod; 40, pushing-pulling flexible shaft; 50, return spring; 60, fitting seat; 70, flexible axle mounting plate; 11, driver; 12, linear stepping motor; 21, backstop head; 31, chute; 41, cotter pin; 61, coupling shaft.
Embodiment
Hereinafter with reference to accompanying drawing, also describe the utility model in detail in conjunction with the embodiments.It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the application can combine mutually.
As shown in Figure 1 to Figure 3, according to embodiment of the present utility model, accelerator control device comprises driving mechanism 10, adjustable lever 20 and accelerator rod 30.Adjustable lever 20 drives and is connected with driving mechanism 10, and does straight reciprocating motion under the driving effect of driving mechanism 10; The first end of accelerator rod 30 is connected on diesel engine throttle, and the second end is rotatably connected on adjustable lever 20, and drives diesel engine throttle to swing with the motion of adjustable lever 20, thereby realizes the adjusting to diesel engine throttle.The first end of accelerator rod 30 is provided with two tapped holes, can be bolted on throttle, the second end of accelerator rod 30 is provided with chute 31 along its length, adjustable lever 20 is connected on accelerator rod 30 by the link being arranged in chute 31, and can along chute 31, slide with respect to accelerator rod 30.This adjustable lever 20 is for example bearing pin.The diesel engine throttle of take is below illustrated as example.
When diesel engine throttle is regulated, can pass through the straight line motion of driving mechanism 10 regulating and controlling bars 20, thereby drive accelerator rod 30 to swing, control the working state of diesel engine throttle.In the process of adjustable lever 20 motions, because accelerator rod 30 is rotatably connected on adjustable lever 20 by chute 31, therefore when accelerator rod 30 swings, can slide by the length direction along chute 31 with respect to adjustable lever 20, the movement interference problem having caused with regard to having overcome adjustable lever 20 straight line motions and accelerator rod 30 swings like this, make accelerator rod 30 can be adjusted in real time by the structure of chute 31 while moving and the relative engagement relation of adjustable lever 20, prevented the appearance of catching phenomenon, make accelerator control device to the adjusting of diesel engine throttle more flexibly fast, control more accurate.
Between adjustable lever 20 and driving mechanism 10, be also connected with pushing-pulling flexible shaft 40, the first end of pushing-pulling flexible shaft 40 drives and is connected with driving mechanism 10, and the second end of pushing-pulling flexible shaft 40 is connected to the first end of adjustable lever 20.Driving mechanism 10 can drive pushing-pulling flexible shaft 40 to realize push pull maneuver, thus drive adjustable lever 20 along rectilinear direction with pushing-pulling flexible shaft 40 to-and-fro motion, realize the adjusting to diesel engine throttle.Accelerator control device also comprises flexible axle mounting plate 70, and pushing-pulling flexible shaft 40 is fixedly installed on diesel engine frame by flexible axle mounting plate 70, thereby realizes the location and installation to pushing-pulling flexible shaft 40.
On adjustable lever 20, fixed cover is provided with fitting seat 60, is provided with coupling shaft 61 on fitting seat 60, and chute 31 is arranged on coupling shaft 61.Coupling shaft 61 is located in chute 31, and can slide along chute 31, when accelerator rod 30 is swung, between adjustable lever 20 and accelerator rod 30, there will not be catching phenomenon.Preferably, chute 31 is kidney slot, and the coupling shaft 61 on fitting seat 60 is arranged in this kidney slot.
At the second end of adjustable lever 20, be provided with backstop 21, on the adjustable lever 20 between backstop 21 and accelerator rod 30, be arranged with a return spring 50.After the chute 31 of this return spring 50 through accelerator rod 30, be connected with pushing-pulling flexible shaft 40, under the effect of return spring 50, can make diesel engine from idling mode, enter working state fast, also can make diesel engine from working state, get back to idling mode fast, improve the sensitivity of diesel engine speed.In the prior art, generally also be provided with return spring, but be generally two return springs, easily there is when mounted the problems such as misloading, to assembling, brought inconvenience, and in the application, only adopted a return spring 50, just can avoid occurring misloading phenomenon, and the return spring in the application 50 is connected with pushing-pulling flexible shaft 40 through chute 31 is rear, by pushing-pulling flexible shaft 40, realizes the control to return spring 50, also can meet preferably the usage requirement of return spring 50.
In conjunction with referring to shown in Fig. 1, Fig. 4 and Fig. 5; return spring 50 diesel engine during in outage state and idling mode in free-extension state; when diesel engine is worked; pushing-pulling flexible shaft 40 shrinks under the control of program; pull adjustable lever 20 motions; now return spring 50 is compressed, promotes accelerator rod 30 and arrives working speed position.In the course of the work, accelerator rod 30 is under the to-and-fro motion of linear stepping motor 12 drives, constantly stretch out and shrink, fitting seat 60 moves back and forth in the kidney slot of accelerator rod 30, adjustable lever 20 is smooth and easy in the interior motion of fitting seat 60 thus, there is not catching phenomenon, to throttle, can realize accurate control.
According to embodiment of the present utility model, diesel engine comprises accelerator control device, and this accelerator control device is above-mentioned accelerator control device.
As can be seen from the above description, the utility model the above embodiments have realized following technique effect:
1, the chute on accelerator rod can make adjustable lever carry out back and forth freely stretching out and contractile motion, to the to-and-fro motion of pushing-pulling flexible shaft, without any obstruction, makes the control of diesel engine throttle sensitiveer accurately.
2, under the effect of return spring, start function from idling mode, to enter working state fast, also can get back to rapidly idling mode from working state, improved the sensitivity of engine speed.Meanwhile, by a return spring is set, can eliminate assembly error, improve the quality of product.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (9)
1. an accelerator control device, is characterized in that, comprising:
Driving mechanism (10);
Adjustable lever (20), drives and is connected with described driving mechanism (10), and do straight reciprocating motion under the driving effect of described driving mechanism (10); And
Accelerator rod (30), first end is connected on diesel engine throttle, and it is upper that the second end is rotatably connected on described adjustable lever (20), and drive described diesel engine throttle to swing with the motion of described adjustable lever (20);
The second end of described accelerator rod (30) is provided with chute (31) along its length, it is upper that described accelerator rod (30) is connected to described adjustable lever (20) by described chute (31), to slide along described chute (31) with respect to described accelerator rod (30).
2. accelerator control device according to claim 1, it is characterized in that, between described adjustable lever (20) and described driving mechanism (10), be also connected with pushing-pulling flexible shaft (40), the first end of described pushing-pulling flexible shaft (40) drives and is connected with described driving mechanism (10), and the second end of described pushing-pulling flexible shaft (40) is connected to the first end of described adjustable lever (20).
3. accelerator control device according to claim 2, is characterized in that, the second end of described adjustable lever (20) is provided with backstop head (21), between described backstop head (21) and described accelerator rod (30), is provided with a return spring (50).
4. accelerator control device according to claim 3, it is characterized in that, the upper fixed cover of described adjustable lever (20) is provided with fitting seat (60), is provided with coupling shaft (61) on described fitting seat (60), and described coupling shaft (61) is located in described chute (31).
5. accelerator control device according to claim 2, is characterized in that, described accelerator control device also comprises flexible axle mounting plate (70), and described pushing-pulling flexible shaft (40) is arranged on described flexible axle mounting plate (70).
6. accelerator control device according to claim 1, is characterized in that, described chute (31) is kidney slot.
7. according to the accelerator control device described in any one in claim 2 to 5, it is characterized in that, described driving mechanism (10) comprises driver (11) and the linear stepping motor (12) being connected with described driver (11) driving, and the first end of described pushing-pulling flexible shaft (40) is connected to the drive end of described linear stepping motor (12).
8. accelerator control device according to claim 7, is characterized in that, between described pushing-pulling flexible shaft (40) and described linear stepping motor (12), by cotter pin (41), is connected.
9. a diesel engine, comprises accelerator control device, it is characterized in that, described accelerator control device is the accelerator control device described in any one in claim 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320629680.4U CN203584585U (en) | 2013-10-12 | 2013-10-12 | Throttle control device and diesel engine comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320629680.4U CN203584585U (en) | 2013-10-12 | 2013-10-12 | Throttle control device and diesel engine comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203584585U true CN203584585U (en) | 2014-05-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320629680.4U Expired - Fee Related CN203584585U (en) | 2013-10-12 | 2013-10-12 | Throttle control device and diesel engine comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203584585U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107882642A (en) * | 2017-09-25 | 2018-04-06 | 北京机械设备研究所 | A kind of throttle control mechanism suitable for diesel engine low temperature starting |
| CN108395936A (en) * | 2017-02-07 | 2018-08-14 | 中国石油化工股份有限公司 | A kind of method and system preparing biodiesel |
| CN112339733A (en) * | 2020-10-13 | 2021-02-09 | 吉林东光奥威汽车制动系统有限公司 | Electric control brake booster for automobile |
-
2013
- 2013-10-12 CN CN201320629680.4U patent/CN203584585U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108395936A (en) * | 2017-02-07 | 2018-08-14 | 中国石油化工股份有限公司 | A kind of method and system preparing biodiesel |
| CN108395936B (en) * | 2017-02-07 | 2021-10-08 | 中国石油化工股份有限公司 | Method for preparing biodiesel |
| CN107882642A (en) * | 2017-09-25 | 2018-04-06 | 北京机械设备研究所 | A kind of throttle control mechanism suitable for diesel engine low temperature starting |
| CN107882642B (en) * | 2017-09-25 | 2019-07-23 | 北京机械设备研究所 | A kind of throttle control mechanism suitable for diesel engine low temperature starting |
| CN112339733A (en) * | 2020-10-13 | 2021-02-09 | 吉林东光奥威汽车制动系统有限公司 | Electric control brake booster for automobile |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140507 Termination date: 20161012 |
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| CF01 | Termination of patent right due to non-payment of annual fee |