CN114718791A - Manual/automatic co-operation starting system of air motor - Google Patents
Manual/automatic co-operation starting system of air motor Download PDFInfo
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- CN114718791A CN114718791A CN202210386902.8A CN202210386902A CN114718791A CN 114718791 A CN114718791 A CN 114718791A CN 202210386902 A CN202210386902 A CN 202210386902A CN 114718791 A CN114718791 A CN 114718791A
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- 230000001105 regulatory effect Effects 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 210000003437 trachea Anatomy 0.000 description 3
- 230000004913 activation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
- F02N7/00—Starting apparatus having fluid-driven auxiliary engines or apparatus
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/40—Weight reduction
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Abstract
The invention relates to a manual/automatic co-operation starting system of an air motor, which comprises a manual starting switch, a main starting valve and an air motor assembly which are connected through a pipeline. The device also comprises a first three-way valve, a second three-way valve and an electromagnetic valve. The inlet and the outlet of the electromagnetic valve are respectively communicated with the first air inlet pipe and the first exhaust pipe. Three ports of the first three-way valve are respectively communicated with a control air inlet hole, a first exhaust pipe and a second exhaust pipe of the air motor component. And three ports of the second three-way valve are respectively communicated with a bypass air hole of the main starting valve, the first air inlet pipe and the second air inlet pipe. The invention meets the requirement of remote control starting and ensures the machine-side starting.
Description
Technical Field
The invention belongs to the technical field of engine starting, and particularly relates to a manual/automatic co-operation starting system for an air motor.
Background
At present, most of the gas motors for the marine diesel engine are started by adopting manual starting switches, and the gas motors are all started by the engine. This requires the operator to go to the site for start-up, which can result in an emergency start-up failure and a time difference for emergency situations. For many users, especially those required for emergencies, remote cab activation is highly desirable.
Aiming at the situation, most of the methods are that a signal source is added through an alarm, and the signal source is used for controlling the opening of the electromagnetic valve, so that the requirement of starting a remote driving control room is met, but the requirements on the stability of the signal source and the reliability of the electromagnetic valve are very high, and if one of the requirements is failed, the diesel engine cannot be started.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the invention overcomes the defects of the prior art and provides a manual/automatic co-operation starting system of an air motor.
The technical scheme adopted by the invention for solving the problems in the prior art is as follows:
the manual/automatic co-operation starting system of the air motor comprises a manual starting switch, a main starting valve and an air motor assembly, wherein an air inlet hole of the manual starting switch is in through connection with a bypass air hole of the main starting valve through a second air inlet pipe, an air exhaust hole of the manual starting switch is in through connection with a control air inlet hole of the air motor assembly through a second exhaust pipe, and a control air inlet hole of the air motor assembly and the main starting valve are in through connection with each other through a starting air pipe.
The air inlet of the main starting valve is communicated with the high-pressure air passage, and the exhaust port of the main starting valve is communicated with the starting air inlet of the air motor assembly.
The device also comprises a first three-way valve, a second three-way valve and an electromagnetic valve.
The inlet and the outlet of the electromagnetic valve are respectively communicated with the first air inlet pipe and the first exhaust pipe.
Three ports of the first three-way valve are respectively communicated with a control air inlet hole, a first exhaust pipe and a second exhaust pipe of the air motor component.
And three ports of the second three-way valve are respectively communicated with a bypass air hole of the main starting valve, the first air inlet pipe and the second air inlet pipe.
Preferably, the electromagnetic valve is electrically connected with a control panel or an alarm device in the ship driving control room.
Preferably, an oil atomizer component is arranged at the air inlet of the main starting valve.
Preferably, a pressure regulating valve assembly is arranged at the air inlet of the main starting valve.
Preferably, the oil atomizer assembly and the pressure regulating valve assembly are sequentially connected at the air inlet of the main starting valve in a penetrating manner.
Preferably, the first three-way valve is an electrically controlled three-way valve.
Preferably, the second three-way valve is an electrically controlled three-way valve.
Preferably, the first three-way valve and the second three-way valve are electrically controlled three-way valves.
Preferably, the first three-way valve and the second three-way valve both adopt three-way pipes.
Preferably, the main starting valve is vertically arranged, the air inlet and the air outlet of the main starting valve are respectively positioned at two sides of the main starting valve, and the air inlet is positioned below the air outlet.
The second three-way valve is arranged on the side surface of the main starting valve.
The starting air pipe is communicated with the top surface of the main starting valve.
Compared with the prior art, the invention has the following beneficial effects:
(1) the dual modes of manual starting and automatic starting of the air motor are realized, and meanwhile, the two starting modes cannot interfere with each other and influence each other.
(2) And an independent electromagnetic valve is adopted to control the automatic start of the air motor, so that the reliability is improved.
(3) The electromagnetic valve is electrically connected with a control panel of the ship driving control room, and the automatic starting of the one-key control air motor in the driving control room is realized.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic diagram of the manual/automatic co-operating start-up system of the air motor of the present invention,
fig. 2 is a view from the direction B in fig. 1.
In the figure: the automatic starting device comprises an electromagnetic valve 1, a first air inlet pipe 101, a first exhaust pipe 102, a manual starting switch 2, a second air inlet pipe 201, a second exhaust pipe 202, a starting air pipe 3, a first three-way valve 401, a second three-way valve 402, a main starting valve 5, an air motor assembly 6, an oil atomizer assembly 7 and a pressure regulating valve assembly 8.
Detailed Description
As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, within which a person skilled in the art can solve the technical problem to substantially achieve the technical result.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", horizontal ", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The present invention will be described in further detail with reference to the drawings, but the present invention is not limited thereto.
The air motor manual/automatic co-operation starting system comprises a manual starting switch 2, a main starting valve 5 and an air motor assembly 6. The manual start switch 2, the main start valve 5 and the air motor assembly 6 are all of the prior art.
The air inlet of the main starting valve 5 is communicated with the high-pressure air passage, and the air outlet of the main starting valve 5 is communicated with the starting air inlet of the air motor assembly 6. High-pressure air enters the main starting valve 5 through the air inlet and then flows into the air motor assembly 6 through the air outlet to provide power for the air motor, so that the air motor rotates, the main shaft of the marine engine is driven to rotate, and the engine is started.
In order to regulate the pressure of the high-pressure air, a pressure regulating valve assembly 8 is connected in series with the front end of the air inlet of the main starting valve 5. In the present embodiment, an oil mist device unit 7 is connected in series between the pressure regulating valve unit 8 and the main starting valve 5.
The manual starting switch 2 is provided with an air inlet, an air outlet and a valve core, and the valve core isolates the air inlet from the air outlet under the pushing of a spring. When the starting operation is carried out, the valve core is pressed, so that the air inlet hole and the air outlet hole of the manual starting switch 2 are communicated and connected.
The air inlet of manual starting switch 2 is through-connected with the bypass air hole of main starting valve 5 through second intake pipe 201, and the bypass air hole of main starting valve 5 is through-connected with the air inlet of main starting valve 5 all the time, is in the air state.
The exhaust hole of the manual starting switch 2 is communicated with the control air inlet hole of the air motor assembly 6 through a second exhaust pipe 202, and the control air outlet hole of the air motor assembly 6 is communicated with the control air inlet hole of the main starting valve 5 through a starting air pipe 3.
A first three-way valve 401, a second three-way valve 402 and a solenoid valve 1 are also included. The first three-way valve 401 and the second three-way valve 402 are electrically controlled three-way valves individually or one of the electrically controlled three-way valves or both of the electrically controlled three-way valves is a three-way pipe.
If the electric control three-way valve is adopted, the electric control three-way valve is connected with the electromagnetic valve 1 in series through a control lead.
The inlet and the outlet of the solenoid valve 1 are respectively connected to a first intake pipe 101 and a first exhaust pipe 102.
Three ports of the first three-way valve 401 are respectively communicated with the control air inlet hole of the air motor assembly 6, the first exhaust pipe 102 and the second exhaust pipe 202.
Three ports of the second three-way valve 402 are respectively connected with the bypass air hole of the main starting valve 5, the first air inlet pipe 101 and the second air inlet pipe 201 in a penetrating manner.
Main starting valve 5 arrange perpendicularly, main starting valve 5's air inlet and gas vent are located main starting valve 5 both sides respectively, and the air inlet is located the gas vent below, second three-way valve 402 sets up on main starting valve 5 side, starts trachea 3 and main starting valve 5's top surface through connection.
Solenoid valve 1 and the inside control panel electric connection of boats and ships driving control room through the button on the control panel of ann dong, realize the break-make electricity of solenoid valve 1, and then realize that the remote start of air motor subassembly 6 is controlled.
Or the electromagnetic valve 1 is electrically connected with the alarm device, and the on-off state of the electromagnetic valve 1 is controlled by the self-starting signal of the alarm device, so that the remote starting control of the air motor assembly 6 is realized.
When the manual starting is performed, the manual starting switch 2 is manually pressed, high-pressure air in the second air inlet pipe 201 flows into the second air outlet pipe 202 and then flows into the air motor assembly 6, so that a gear on an output shaft of the air motor is meshed with a starting gear of an engine, and then the high-pressure air is discharged through the starting air pipe 3. Inside the high-pressure gas of start-up trachea 3 flowed into main starting valve 5, pushed main starting valve 5's case downwards, made main starting valve 5's air inlet and gas vent through connection, inside a large amount of high-pressure gas flowed into air motor subassembly 6, promoted the rotation of air motor output shaft, and then driven the rotation of engine main shaft, the start-up engine.
When the automatic start is carried out, a related key in the driving control room is pressed or an alarm device provides a self-starting signal for control, and the electromagnetic valve 1 is opened. The first intake pipe 101 is connected to the first exhaust pipe 102 in a penetrating manner, and injects high-pressure air for control into the first exhaust pipe 102, and then flows into the air motor assembly 6, so that a gear on an output shaft of the air motor is engaged with a starting gear of the engine, and then the high-pressure air is discharged through the starting pipe 3. Inside the high-pressure gas of start-up trachea 3 flowed into main starting valve 5, pushed main starting valve 5's case downwards, made main starting valve 5's air inlet and gas vent through connection, inside a large amount of high-pressure gas flowed into air motor subassembly 6, promoted the rotation of air motor output shaft, and then driven the rotation of engine main shaft, the start-up engine.
A connecting pipeline of a main starting valve 5 and an air motor assembly 6 is divided into two paths through two three-way valves, wherein one path is controlled to be opened through a manual starting switch 2, and the other path is controlled to be opened through an electromagnetic valve 1 controlled by an alarm self-starting signal or a control panel of a driving control room. The two starting pipelines are not interfered with each other and can be automatically started. In the process of the common operation of the manual/automatic starting system, a set of oil atomizer component 7, a set of pressure regulating valve component 8 and a set of air motor component 6 can be used at the same time, so that the common use is realized, and the usability is enhanced.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (10)
1. The manual/automatic co-operation starting system of the air motor comprises a manual starting switch (2), a main starting valve (5) and an air motor assembly (6), wherein an air inlet hole of the manual starting switch (2) is communicated with a bypass air hole of the main starting valve (5) through a second air inlet pipe (201), an air outlet hole of the manual starting switch (2) is communicated with a control air inlet hole of the air motor assembly (6) through a second air outlet pipe (202), a control air outlet hole of the air motor assembly (6) is communicated with the control air inlet hole of the main starting valve (5) through a starting air pipe (3),
the air inlet of the main starting valve (5) is communicated with the high-pressure air passage, the air outlet of the main starting valve (5) is communicated with the starting air inlet of the air motor component (6),
the method is characterized in that:
also comprises a first three-way valve (401), a second three-way valve (402) and an electromagnetic valve (1),
the inlet and the outlet of the electromagnetic valve (1) are respectively communicated with a first air inlet pipe (101) and a first exhaust pipe (102),
three ports of the first three-way valve (401) are respectively communicated with a control air inlet hole of the air motor component (6), the first exhaust pipe (102) and the second exhaust pipe (202),
and three ports of the second three-way valve (402) are respectively communicated with a bypass air hole of the main starting valve (5), the first air inlet pipe (101) and the second air inlet pipe (201).
2. An air motor manual/automatic co-operating starting system as claimed in claim 1, wherein:
the electromagnetic valve (1) is electrically connected with a control board or an alarm device in the ship driving control room.
3. An air motor manual/automatic co-operating starting system according to claim 1 or 2, characterized in that:
an oil atomizer component (7) is arranged at the air inlet of the main starting valve (5).
4. An air motor manual/automatic co-operating starting system according to claim 1 or 2, characterized in that:
a pressure regulating valve component (8) is arranged at the air inlet of the main starting valve (5).
5. An air motor manual/automatic co-operating starting system according to claim 1 or 2, characterized in that:
the air inlet of the main starting valve (5) is sequentially communicated with an oil atomizer component (7) and a pressure regulating valve component (8).
6. The air motor manual/automatic co-operating start-up system of claim 5, wherein:
the first three-way valve (401) adopts an electric control three-way valve.
7. The air motor manual/automatic co-operating start-up system of claim 5, wherein:
the second three-way valve (402) adopts an electric control three-way valve.
8. The air motor manual/automatic co-operating start-up system of claim 5, wherein:
the first three-way valve (401) and the second three-way valve (402) are electrically controlled three-way valves.
9. The air motor manual/automatic co-operating starting system of claim 5, wherein:
the first three-way valve (401) and the second three-way valve (402) both adopt three-way pipes.
10. The air motor manual/automatic co-operating start-up system of claim 5, wherein:
the main starting valve (5) is vertically arranged, an air inlet and an air outlet of the main starting valve (5) are respectively positioned at two sides of the main starting valve (5), the air inlet is positioned below the air outlet,
a second three-way valve (402) is arranged on the side of the main starting valve (5),
the starting air pipe (3) is communicated with the top surface of the main starting valve (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210386902.8A CN114718791A (en) | 2022-04-13 | 2022-04-13 | Manual/automatic co-operation starting system of air motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210386902.8A CN114718791A (en) | 2022-04-13 | 2022-04-13 | Manual/automatic co-operation starting system of air motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114718791A true CN114718791A (en) | 2022-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210386902.8A Pending CN114718791A (en) | 2022-04-13 | 2022-04-13 | Manual/automatic co-operation starting system of air motor |
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| CN (1) | CN114718791A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207848560U (en) * | 2017-12-29 | 2018-09-11 | 浙江挺宇流体设备股份有限公司 | A kind of intelligent positioning gas motor |
| CN108569141A (en) * | 2018-05-03 | 2018-09-25 | 刘剑 | The starter of vehicle |
| CN109113909A (en) * | 2017-06-22 | 2019-01-01 | 襄阳联航动力技术有限公司 | A kind of internal combustion engine Pneumatic starting system |
-
2022
- 2022-04-13 CN CN202210386902.8A patent/CN114718791A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109113909A (en) * | 2017-06-22 | 2019-01-01 | 襄阳联航动力技术有限公司 | A kind of internal combustion engine Pneumatic starting system |
| CN207848560U (en) * | 2017-12-29 | 2018-09-11 | 浙江挺宇流体设备股份有限公司 | A kind of intelligent positioning gas motor |
| CN108569141A (en) * | 2018-05-03 | 2018-09-25 | 刘剑 | The starter of vehicle |
Non-Patent Citations (1)
| Title |
|---|
| 赵汝和 蒋冬清: "《液气压传动与控制》", vol. 2021, 30 June 2021, 重庆大学出版社, pages: 255 * |
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