CN202053894U - Bulldozer accelerator operating control device - Google Patents
Bulldozer accelerator operating control device Download PDFInfo
- Publication number
- CN202053894U CN202053894U CN 201120054020 CN201120054020U CN202053894U CN 202053894 U CN202053894 U CN 202053894U CN 201120054020 CN201120054020 CN 201120054020 CN 201120054020 U CN201120054020 U CN 201120054020U CN 202053894 U CN202053894 U CN 202053894U
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- CN
- China
- Prior art keywords
- turning handle
- speed
- accelerator
- bulldozer
- control mechanism
- 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
A bulldozer accelerator operating control device belongs to the technical field of engineering machinery and aims at simplifying the structure of bulldozer accelerator operating control device. The bulldozer accelerator operating control device is characterized by consisting of a support, a hand accelerator control mechanism, a foot accelerator control mechanism, a speed regulating rotating handle, a rotating handle shaft, a speed limit plate and a tension spring. The speed limit plate is connected to the rotating handle shaft fixed on the support in perpendicular rotating mode, and a notch is arranged on outer edge of the speed limit plate. The speed regulating rotating handle is also connected to the rotating handle shaft in perpendicular rotating mode, a limit rod which is parallel to the rotating handle shaft and further penetrates through the notch of the speed limit plate is fixed on the speed regulating rotating handle, and both ends of the tension spring are respectively connected to the support and the limit rod. The foot accelerator control mechanism forms a drive relationship with a speed regulating handle of an engine sequentially through the speed regulating rotating handle and a first flexible shaft. The hand accelerator control mechanism is connected to a twist arm of the speed limit plate through a second flexible shaft. The bulldozer accelerator operating control device not only achieves joint operating control on a bulldozer accelerator with both the hand and the foot, but also has the advantages of being simple in structure, small in size, low in cost, convenient to install and maintain and the like.
Description
Technical field
The utility model relates to a kind of by the common bulldozer accelerator device of handling of trick, belongs to technical field of engineering machinery.
Background technology
Accelerator control device on the bulldozer is generally trick one accelerator operating device, and structure and operating needs in order to satisfy bulldozer, this accelerator operating device mostly adopts and subtracts the throttle structure, the throttle of driving engine reduces when promptly tramping with one's feet down Das Gaspedal, rotating speed reduces, engine throttle increases when lifting pin, and rotating speed increases.These features cause existing bulldozer accelerator operating device complex structure, and it is big to take up room, manufacturing cost height, and installation and maintenance inconvenience.Therefore, how under the prerequisite that guarantees basic function, to simplify the structure of bulldozer accelerator operating device, become the present problem that faces of relevant technologies personnel.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of simple in structure, volume is little, cost is low, the bulldozer accelerator operating device that is easy for installation and maintenance.
The alleged problem of the utility model realizes with following technical proposals:
A kind of bulldozer accelerator operating device, form by support, manual accelerator control mechanism, foot throttle control mechanism, speed governing turning handle, turning handle axle, speed limit plate and extension spring, described speed limit plate is connected with turning handle axle vertical rotation on being fixed on support, and its outer rim is provided with breach; Described speed governing turning handle also is connected with turning handle axle vertical rotation, is fixed with parallel with the turning handle axle on the speed governing turning handle and passes the position-limited lever of speed limit plate breach, and the two ends of described extension spring are connected with position-limited lever with support respectively; Described foot throttle control mechanism is successively through speed governing turning handle and first flexible axle and engine governed speed handle formation driving relationship; Described manual accelerator control mechanism is connected with the arm of turning round of speed limit plate by second flexible axle.
Above-mentioned bulldozer accelerator operating device, described foot throttle control mechanism is made up of Das Gaspedal, pedal shaft, rocking arm and screw rod, described pedal shaft is rotationally connected with support and captives joint with Das Gaspedal, described rocking arm is perpendicular to pedal shaft, the one end is captiveed joint with pedal shaft, one end of one end and screw rod is hinged, and the other end of described screw rod and speed governing turning handle are hinged.
The utility model utilizes extension spring and foot throttle control mechanism to control the anglec of rotation of speed governing turning handle jointly, and then the size of control engine throttle, utilize the manual accelerator control mechanism to realize control simultaneously to speed governing turning handle reference position by control to speed limit plate gap position, thus the speed adjustable range of control pin Throttle Opening Control mechanism.Adopt flexible axle to be connected between manual accelerator control mechanism and the foot throttle control mechanism, make the layout of this device in narrow space and complex environment more flexible.Compare with traditional accelerator operating device, the utility model has not only been realized the common manipulation to the bulldozer throttle of hand and pin, and has advantages such as simple in structure, that volume is little, cost is low, be easy for installation and maintenance.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing.
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the A-A cutaway view;
Fig. 4 is the B-B cutaway view.
Each label is among the figure: 1, engine governed speed handle; 2, flexible axle fixed mount; 3, first flexible axle; 4, extension spring; 5, Das Gaspedal; 6, rocking arm; 7, screw thread jaw; 8, support; 9, speed limit plate; 10, maneuver box welding body; 11, manual accelerator control mechanism; 12, screw rod; 13, speed governing turning handle; 14, turn round arm; 15, bearing outside tube; 16, packing ring; 17, bearing pin; 18, semi-round key; 19, bearing; 20, turning handle axle; 21, pedal shaft; 22, position-limited lever; 23, bearing outside tube; 24, bearing; 25, bearing; 26, second flexible axle.
The specific embodiment
Referring to Fig. 1, the utility model is used to control engine throttle and rotating speed size, mainly is made up of manual accelerator control mechanism 11, Das Gaspedal 5, flexible axle 3, extension spring 4, rocking arm 6, screw rod 12, speed governing turning handle 13, turning handle axle 20, speed limit plate 9, support 8 and maneuver box welding body 10.
Referring to Fig. 1～Fig. 4, speed governing turning handle 13 among the figure has three handles perpendicular to turning handle axle 20, and three handles connect as one by bearing outside tube 23, and a handle is connected with engine governed speed handle 1 by first flexible axle 3, handle and screw rod 12 are hinged, and position-limited lever 22 is installed on another handle.Speed governing turning handle 13 also can be provided with one or two handle during concrete enforcement.Speed limit plate 9 is rotationally connected by bearing outside tube 15 and turning handle axle 20, and the arm 14 of turning round of speed limit plate 9 is also captiveed joint with bearing outside tube 15.When manual accelerator control mechanism 11 drives and turns round arm 14 and rotate arbor 20 rotations, drive speed limit plates 9 rotation together by bearing outside tube 15.If installing space allows, also can turn round arm 14 and be designed to an integral body with speed limit plate 9.
Turning handle axle 20 is installed on the support 8, and bearing 24 and bearing 25 are installed on the turning handle axle 20, loads onto speed governing turning handle 13, speed limit plate 9, packing ring 16 then successively, spring cotter is contained in the hole of turning handle axle 20 ends to fix again.One end of extension spring 4 hangs on the maneuver box welding body 10, and the other end hangs on the circular groove of the position-limited lever end on the speed governing turning handle 13, and extension spring 4 just reliably links together speed governing turning handle 13 and speed limit plate 9 like this.Manual accelerator control mechanism 11 at first is fixed on the seat-box in the operator's compartment, and handle is placed on the position (H) of the maximum speed of revolution of driving engine, and its flexible axle is connected to turning round on the arm 14 of speed limit plate 9.In the hole on the pedal shaft 21 insertion maneuver box welding bodies 10 on the Das Gaspedal 5, again bearing 19, semi-round key 18, rocking arm 6 are contained on the pedal shaft 21, semi-round key 18 is to rocking arm 6 fixed limits; the other end of rocking arm 6 is connected with the screw thread jaw 7 of screw rod 12 1 ends; to be screwed into the degree of depth of screw rod 12 be to be controlled by the stroke of Das Gaspedal 5 to screw thread jaw 7 during assembling, and the jaw of screw rod 12 other ends is connected with speed governing turning handle 13.During assembling maneuver box is fixed on the floor in the operator's compartment, by flexible axle 3 speed governing turning handle 13 other ends and engine governed speed handle 1 linked together when Das Gaspedal 5 is vertically placed.
The stroke of Das Gaspedal 5 of the present utility model is by the determining positions of handle in the manual accelerator control mechanism 11, and when handle was placed on idle position (L), Das Gaspedal 5 can only remain on idle position; When handle was placed on middling speed position (M), the stroke of Das Gaspedal 5 can only move between idle position and middling speed position; When handle was placed on high speed position (H), the stroke of Das Gaspedal 5 was total travels, moved between idle position and high speed position.
Claims (2)
1. bulldozer accelerator operating device, it is characterized in that, this accelerator operating device is made up of support (8), manual accelerator control mechanism (11), foot throttle control mechanism, speed governing turning handle (13), turning handle axle (20), speed limit plate (9) and extension spring (4), described speed limit plate (9) is connected with turning handle axle (20) vertical rotation on being fixed on support (8), and its outer rim is provided with breach; Described speed governing turning handle (13) also is connected with turning handle axle (20) vertical rotation, be fixed with parallel with turning handle axle (20) on speed governing turning handle (13) and pass the position-limited lever (22) of speed limit plate breach, the two ends of described extension spring (4) are connected with position-limited lever (22) with support (8) respectively; Described foot throttle control mechanism constitutes driving relationship through speed governing turning handle (13) and first flexible axle (3) with engine governed speed handle (1) successively; Described manual accelerator control mechanism (11) is connected with the arm (14) of turning round of speed limit plate (9) by second flexible axle (26).
2. according to the described bulldozer accelerator operating device of claim 1, it is characterized in that, described foot throttle control mechanism is made up of Das Gaspedal (5), pedal shaft (21), rocking arm (6) and screw rod (12), described pedal shaft (21) is rotationally connected with support (8) and captives joint with Das Gaspedal (5), described rocking arm (6) is perpendicular to pedal shaft (21), the one end is captiveed joint with pedal shaft (21), one end of one end and screw rod (12) is hinged, and the other end of described screw rod (12) and speed governing turning handle (13) are hinged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120054020 CN202053894U (en) | 2011-03-03 | 2011-03-03 | Bulldozer accelerator operating control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120054020 CN202053894U (en) | 2011-03-03 | 2011-03-03 | Bulldozer accelerator operating control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202053894U true CN202053894U (en) | 2011-11-30 |
Family
ID=45013878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120054020 Expired - Fee Related CN202053894U (en) | 2011-03-03 | 2011-03-03 | Bulldozer accelerator operating control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202053894U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103057413A (en) * | 2012-12-28 | 2013-04-24 | 芜湖盛力科技股份有限公司 | Manual accelerator joint control device of engineering mechanical oil supply system |
| CN104015620A (en) * | 2014-06-20 | 2014-09-03 | 天津柳工机械有限公司 | Hand and foot linkage accelerator control device |
| CN106347126A (en) * | 2016-11-02 | 2017-01-25 | 江苏柳工机械有限公司 | Hand and foot accelerator control device |
| CN107387244A (en) * | 2017-08-31 | 2017-11-24 | 浙江中马园林机器股份有限公司 | A kind of operating mechanism of gasoline engine |
| CN108725116A (en) * | 2018-08-01 | 2018-11-02 | 江苏美龙航空部件有限公司 | A kind of handle apparatus for hovercar |
-
2011
- 2011-03-03 CN CN 201120054020 patent/CN202053894U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103057413A (en) * | 2012-12-28 | 2013-04-24 | 芜湖盛力科技股份有限公司 | Manual accelerator joint control device of engineering mechanical oil supply system |
| CN103057413B (en) * | 2012-12-28 | 2015-10-07 | 芜湖盛力科技股份有限公司 | A kind of construction machinery and equipment fuel-feed system manual accelerator united control device |
| CN104015620A (en) * | 2014-06-20 | 2014-09-03 | 天津柳工机械有限公司 | Hand and foot linkage accelerator control device |
| CN106347126A (en) * | 2016-11-02 | 2017-01-25 | 江苏柳工机械有限公司 | Hand and foot accelerator control device |
| CN107387244A (en) * | 2017-08-31 | 2017-11-24 | 浙江中马园林机器股份有限公司 | A kind of operating mechanism of gasoline engine |
| CN108725116A (en) * | 2018-08-01 | 2018-11-02 | 江苏美龙航空部件有限公司 | A kind of handle apparatus for hovercar |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111130 Termination date: 20120303 |