CN201007237Y - Actuating unit capable of controlling combustion ratio of engines - Google Patents
Actuating unit capable of controlling combustion ratio of engines Download PDFInfo
- Publication number
- CN201007237Y CN201007237Y CNU2007200345642U CN200720034564U CN201007237Y CN 201007237 Y CN201007237 Y CN 201007237Y CN U2007200345642 U CNU2007200345642 U CN U2007200345642U CN 200720034564 U CN200720034564 U CN 200720034564U CN 201007237 Y CN201007237 Y CN 201007237Y
- Authority
- CN
- China
- Prior art keywords
- actuating unit
- air intake
- air inlet
- combustion speed
- intake branch
- 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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Abstract
The utility model discloses a controlled burning rate perform device of the engine, comprising a perform device, an air inlet branch pipe assembly and a control valve folding mechanism connected with the perform device, wherein the air inlet branch pipe assembly includes more than two air inlet branch pipes; the control valve folding mechanism is composed of a swinging mechanism, rotating shafts which are threaded through each air inlet branch pipe and vertical with air inlet channels of the air inlet branch pipes, and disk valves on the end of each rotating shaft for controlling the mixed airflow quantity of the air inlet branch pipe; and the other end of each rotating shaft is connected with the swinging mechanism. The utility model employs the structure, which is convenient for assembling and maintaining. And moreover, the utility model can be processed and manufactured conveniently and reduce the cost. When the engine operates under the working condition of medium-low rotating speed and medium-low load, the utility model can decrease the oil consumption, reduces the discharge of the harmful gas, and makes the engine to operate reliably.
Description
Technical field
The utility model relates to motor, especially relates to the controllable combustion speed actuating unit of motor.
Background technique
Motor is in operation process, owing to be subjected to the influence of urban transportation road conditions, low-speed running state in often being in, under this operating mode, induction air flow ratio is lower, mixes inhomogeneous when mixing with the oil bundle of oil sprayer ejection, it is insufficient to cause burning, and oil consumption is raise, and increases discharge of harmful gases.In order to overcome above defective, the Chinese patent publication number is the application for a patent for invention of CN1786443A, disclose a kind of can control cylinder in the motor of mixture combustion speed, the cylinder head of this motor is provided with two intake ducts, be provided with the control valve of a controllable channel switch in the intake duct therein, control valve connects actuator, control valve can be guiding valve, also can be the dish valve, actuator with can send out code when the running of middle and slow speed of revolution and middle-low load working condition, high rotating speed sends OPEN when turn round with high load working condition ECU realization signal is connected.Such structure, if control valve is a guiding valve, engine running is after a period of time, carbon distribution can cause guiding valve stuck, influences engine performance; If control valve is the dish valve, existing structure is very high to the coaxality requirement of major axis intensity and axis hole, processing and fabricating inconvenience.
The model utility content
Technical problem to be solved in the utility model is: provide a kind of processing and fabricating of being convenient to, the controllable combustion speed actuating unit of the reliable motor that turns round simultaneously.
Solve this technical problem, the technical solution of the utility model is: a kind of controllable combustion speed actuating unit of motor, comprise final controlling element, inlet manifold assembly, the control valve open-and-close mechanism that is connected with final controlling element, described inlet manifold assembly comprises plural air intake branch, described control valve open-and-close mechanism comprises swing mechanism, pass each air intake branch and the running shaft vertical with the gas-entered passageway of air intake branch, the dish valve that each running shaft end is used to control the air intake branch mixed gas flow, and the other end of each running shaft is connected with swing mechanism.
Described each air intake branch extended spot has the intake manifold end plate, have two intake valves that are communicated with each air intake branch gas-entered passageway on this intake manifold end plate respectively, have described dish valve respectively in the intake valve that each air intake branch gas-entered passageway wherein is communicated with.
Described intake manifold end plate and inlet manifold assembly are an overall structure.
Described final controlling element is a vacuum valve.
Described swing mechanism comprises the tooth bar guide rail that is fixed in end plate, along the tooth bar that the tooth bar guide rail moves back and forth, be fixed in each running shaft end with the tooth bar meshed gears, described tooth bar is connected with vacuum valve.
Described swing mechanism comprises the pull bar that is connected with vacuum valve, the swing arm of each running shaft end, and described each swing arm and pull bar are rotatably connected.
Described final controlling element can be electric actuator.
The utility model adopts such structure, be easy for installation and maintenance, processing and fabricating is convenient, reduces cost, when motor turns round under middle and slow speed of revolution and middle-low load working condition, control effectively from air intake branch by closing of the dish valve of control in the gas-entered passageway and to enter gas the firing chamber, improve combustion stability, make mixture combustion more abundant, reduce oil consumption, reduce discharge of harmful gases, engine running is reliable.
Description of drawings
Fig. 1 is first kind of example structure schematic representation of controllable combustion speed actuating unit of the utility model motor;
Fig. 2 is a plan structure schematic representation shown in Figure 1;
Fig. 3 is second kind of example structure schematic representation of controllable combustion speed actuating unit of the utility model motor;
In Fig. 1, Fig. 2, Fig. 3,1, vacuum valve; 2, vacuum valve support; 3, inlet manifold assembly; 4, tooth bar guide rail; 5, tooth bar; 6, gear; 7, running shaft; 8, dish valve; 9, intake manifold end plate; 10, suction port; 11, swing arm; 12, pull bar.
Embodiment
Fig. 1, Fig. 2 show the controllable combustion speed actuating unit embodiment of first kind of motor of the utility model, it comprises vacuum valve 1, inlet manifold assembly 3, the control valve open-and-close mechanism that is connected with vacuum valve 1, described inlet manifold assembly 3 comprises the intake manifold end plate 9 of four air intake branches, each air intake branch extended spot, have two suction ports 10 that are communicated with each air intake branch gas-entered passageway on this intake manifold end plate 9 respectively, have described dish valve 8 respectively in the intake valve that each air intake branch gas-entered passageway wherein is communicated with.
The control valve open-and-close mechanism comprises swing mechanism, four dish valves 8 that running shaft 7, each running shaft 7 end connect by screw, four dish valves 8 lay respectively in the suction port 10 of each air intake branch gas-entered passageway connection, each running shaft 7 passes intake manifold end plate 9, and vertical with gas-entered passageway, the other end of running shaft 7 is connected with swing mechanism.Swing mechanism comprises the pull bar 12 that is connected with vacuum valve 1, the swing arm 11 of each running shaft 7 end, described each swing arm 11 is rotatably connected with pull bar 12, the mode that is rotatably connected can be bearing pin, also can adopt the end of swing arm and pull bar to have the engaging tooth structure.
In the controllable combustion speed actuating unit embodiment of second kind of motor of the utility model of Fig. 3, the tooth bar 5 that described swing mechanism comprises the tooth bar guide rail 4 that is fixed in inlet manifold assembly 3, moves back and forth along tooth bar guide rail 4, be fixed in each running shaft 7 end with tooth bar 5 meshed gears 6, described tooth bar 5 is connected with vacuum valve 1, and other essential structures are same as embodiment 1.
The controllable combustion speed actuating unit of the utility model motor is not limited to said structure, can be used for motors such as three cylinders, six cylinders, eight cylinders, vacuum valve can be replaced by electric actuator, have a suction port that is communicated with each air intake branch gas-entered passageway on the intake manifold end plate of each air intake branch extended spot of inlet manifold assembly respectively, have the dish valve of control air intake branch mixed gas flow in the suction port.
Claims (7)
1. the controllable combustion speed actuating unit of a motor, comprise final controlling element, inlet manifold assembly (3), the control valve open-and-close mechanism that is connected with final controlling element, described inlet manifold assembly (3) comprises plural air intake branch, it is characterized in that: described control valve open-and-close mechanism comprises swing mechanism, pass each air intake branch and the running shaft (7) vertical with the gas-entered passageway of air intake branch, the dish valve (8) that each running shaft (7) end is used to control the air intake branch mixed gas flow, and the other end of each running shaft (7) is connected with swing mechanism.
2. the controllable combustion speed actuating unit of motor according to claim 1, it is characterized in that: described each air intake branch extended spot has intake manifold end plate (9), have two suction ports (10) that are communicated with each air intake branch gas-entered passageway on this intake manifold end plate (9) respectively, have described dish valve (8) respectively in the suction port (10) that each air intake branch gas-entered passageway wherein is communicated with.
3. the controllable combustion speed actuating unit of motor according to claim 2 is characterized in that: described intake manifold end plate (9) is an overall structure with inlet manifold assembly (3).
4. according to the controllable combustion speed actuating unit of claim 1 or 2 or 3 described motors, it is characterized in that: described final controlling element is vacuum valve (1).
5. the controllable combustion speed actuating unit of motor according to claim 4, it is characterized in that: the tooth bar (5) that described swing mechanism comprises the tooth bar guide rail (4) that is fixed in end plate, moves back and forth along tooth bar guide rail (4), be fixed in each running shaft (7) end with tooth bar (5) meshed gears (6), described tooth bar (5) is connected with vacuum valve (1).
6. the controllable combustion speed actuating unit of motor according to claim 4, it is characterized in that: described swing mechanism comprises the pull bar (12) that is connected with vacuum valve (1), the swing arm (11) of each running shaft (7) end, and described each swing arm (11) is rotatably connected with pull bar (12).
7. according to the controllable combustion speed actuating unit of claim 1 or 2 or 3 described motors, it is characterized in that: described final controlling element is an electric actuator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200345642U CN201007237Y (en) | 2007-02-13 | 2007-02-13 | Actuating unit capable of controlling combustion ratio of engines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200345642U CN201007237Y (en) | 2007-02-13 | 2007-02-13 | Actuating unit capable of controlling combustion ratio of engines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201007237Y true CN201007237Y (en) | 2008-01-16 |
Family
ID=39003184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200345642U Expired - Fee Related CN201007237Y (en) | 2007-02-13 | 2007-02-13 | Actuating unit capable of controlling combustion ratio of engines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201007237Y (en) |
-
2007
- 2007-02-13 CN CNU2007200345642U patent/CN201007237Y/en not_active Expired - Fee Related
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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: 20080116 Termination date: 20130213 |