CN202370652U - Gas engine - Google Patents
Gas engine Download PDFInfo
- Publication number
- CN202370652U CN202370652U CN2011205613668U CN201120561366U CN202370652U CN 202370652 U CN202370652 U CN 202370652U CN 2011205613668 U CN2011205613668 U CN 2011205613668U CN 201120561366 U CN201120561366 U CN 201120561366U CN 202370652 U CN202370652 U CN 202370652U
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- China
- Prior art keywords
- gas
- housing
- gas engine
- piston
- shell
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- Expired - Fee Related
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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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
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Abstract
The utility model discloses a gas engine, which comprises a body, wherein the upper part of the body is provided with a cylinder cover component; the cylinder cover component is provided with a gas inlet pipe and an exhaust pipe; and the gas inlet pipe is provided with a mixer. The gas engine is characterized in that: an explosion-proof valve is connected in the mixer; the cylinder cover component is provided with a spark plug; the spark plug is connected with a high-energy ignition device through a wiring harness; a combustion chamber and a gas piston are arranged in the body; the gas piston is connected with a cam shaft; the cam shaft is in transmission connection with a signal panel; the signal panel comprises a shell, a transmission shaft, a speed measuring ratchet wheel and a sensing device; the explosion-proof valve comprises a pedestal, a shell, an exhaust hole, a main shaft, a valve core and a shaft sleeve; and the gas piston is provided with a gas ring groove and an oil ring groove. According to the gas engine, the accuracy for stop of the gas engine is improved, the gas inlet pipe, an air cleaner and an intercooler are effectively protected, the life of the piston is prolonged, and the maintenance workload and the use cost are reduced.
Description
Technical field
The utility model relates to motor, specifically, relates to a kind of gas engine.
Background technique
The enhancing of Along with people's environmental consciousness, the motor vehicle exhaust emission problem is more and more denounced by people.The diesel engine of traditional maximum discharge is faced with the destiny that is eliminated, and the enterprise of the motor of many production diesel engines has to develop low-emission diesel.In addition, domestic diesel-fuel price is progressively soaring, causes cost of transportation to improve constantly.In this case, many enterprises increase some gas combustion apparatus on the basis of original diesel engine, succeeded in developing gas engine.But existing gas engine exists the defective of the following aspects: 1, present used signal panel of gas engine adopt the signal panel of Hall transducer formula more; Because the working environment of gas engine is relatively more abominable often; The Hall transducer easy shaking, and centering is inaccurate between the tooth cup, causes the degree of accuracy of the stop of gas engine to reduce; Thereby can't accurately record whether fully burning of gas, and the horsepower size that can't accurately measure gas engine and produced; 2, gas engine is in use owing to adopt pre-mixed charge; So be full of inflammable gas in the suction tude; If generation tempering phenomenon; Inflammable gas in the suction tude will produce violent burning and cause pressure sharply to raise, so that damages suction tude even air-strainer and intercooler, even more serious accident takes place; 3, the gas piston of present gas engine mainly is to be that prototyping forms by diesel engine; Only only simply the head of piston is transformed; Reduce the compression ratio of work combustion gas, because gas engine is different with the working mechanism of diesel engine, so only simply the head transformation of piston is difficult to adapt to the characteristics and the requirement of gas engine; Thereby the performance of gas engine also is restricted.
The model utility content
The technical problem that the utility model will solve is to overcome above-mentioned defective; A kind of accuracy that guarantees that signal panel are measured is provided, guarantees the safety problem of suction tude, air-strainer and intercooler and be provided with the characteristics that can adapt to gas engine and the gas engine of the gas piston of the performance of requirement, raising gas engine.
For addressing the above problem, the technological scheme that the utility model adopted is:
A kind of gas engine comprises body, and the top of body is provided with cylinder head assemblies, and cylinder head assemblies is provided with suction tude and outlet pipe, on the said suction tude mixer is installed, and it is characterized in that: said mixer is connected with explosion-proof valve; Said cylinder head assemblies is provided with spark plug, and spark plug is connected with high energy ignition unit through wire harness; Be provided with the firing chamber in the said body, be provided with gas piston in the firing chamber, gas piston is connected with camshaft, the camshaft signal panel that are in transmission connection.
Further say:
Said signal panel comprise housing, and transmission shaft is installed on the housing, the transmission shaft camshaft that is in transmission connection; Transmission shaft one end is positioned at housing, and the other end is positioned at outside the housing; The end that said transmission shaft is positioned at housing is equipped with the ratchet that tests the speed, and said housing is provided with the sensing device corresponding with the ratchet that tests the speed.
Said sensing device comprises the sensor holder that is fixedly connected with housing, and sensor is installed on the sensor holder, and said sensor matches with the ratchet that tests the speed.
One end of said housing is provided with end cap, and the other end is provided with positioning plate, and said end cap is positioned at an end that is provided with the ratchet that tests the speed, and the neutral position of said housing is provided with oil inlet hole, and oil inlet hole is provided with lubricating cup.
Saying further:
Said explosion-proof valve comprises base; One end of base is equipped with shell, and said shell is provided with exhaust port away from an end of base, is provided with main shaft in the said shell; Main shaft is provided with spool near an end of base; The other end of main shaft is provided with axle sleeve, is provided with spring between said spool and the axle sleeve, and spring housing is contained on the main shaft; Base is connected with outer casing screw.
Saying further:
Said gas piston is provided with the twice compression with oil ring groove, is provided with abrasion-proof inserted ring near one compression at gas piston top.
Owing to adopted technique scheme, compared with prior art, the utility model has the advantages that:
1, matches with sensor through the setting ratchet that tests the speed; And on housing the location settings sensor fixed base corresponding with the ratchet that tests the speed; The sensor fixed base can make sensor be difficult for rocking; Simultaneously and test the speed between the ratchet centering accurately, the stop degree of accuracy that has improved gas engine, fully whether burning and the horsepower that produced lay the foundation for accurate measurement gas.
2, when tempering burning caused pressure in the suction tude sharply to raise, valve body was discharged the inflammable gas in the suction tude from the exhaust port that is located on the housing, to reduce the pressure in the suction tude, protected suction tude, air-strainer and intercooler effectively.
3, the design through abrasion-proof inserted ring on the piston improves the piston abrasion-proof performance greatly, has prolonged the life-span of piston, has reduced maintenance workload and user cost.
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
Description of drawings
Fig. 1 is a kind of embodiment's of the utility model a structural representation;
Fig. 2 is that A-A among Fig. 1 is to sectional drawing;
Fig. 3 is the structural representation of signal panel in the present embodiment;
Fig. 4 is the side-looking structural representation of Fig. 3;
Fig. 5 is the structural representation of explosion-proof valve in the present embodiment;
Fig. 6 is the structural representation of gas piston in the present embodiment.
Among the figure: the 1-body; The 2-gas piston; The 3-firing chamber; The 4-spark plug; The 5-suction tude; The 6-explosion-proof valve; The 7-mixer; The 8-outlet pipe; The 9-signal panel; The 21-housing; The 22-transmission shaft; The 23-end cap; The 24-sensor holder; The 25-ratchet that tests the speed; The 26-lubricating cup; The 27-positioning plate; The 28-sensor; The 31-base; The 32-shell; The 33-spool; The 34-main shaft; The 35-axle sleeve; The 36-spring; The 37-exhaust port; The 41-abrasion-proof inserted ring; The 42-compression; The 43-oil ring groove.
Embodiment
Embodiment:
A kind of gas engine like Fig. 1, shown in Figure 2, comprises body 1, and the top of body 1 is provided with cylinder head assemblies, and cylinder head assemblies is provided with suction tude 5 and outlet pipe 8, on the said suction tude 5 mixer 7 is installed, and said mixer 7 is connected with explosion-proof valve 6.Said cylinder head assemblies is provided with spark plug 4, and spark plug 4 is connected with high energy ignition unit through wire harness.Be provided with firing chamber 3 in the said body, be provided with gas piston 2 in the firing chamber 3, gas piston 2 is connected with camshaft, the camshaft signal panel 9 that are in transmission connection.In the present embodiment, gas engine is provided with six groups of firing chambers and gas piston altogether, a corresponding spark plug that also just is provided with.
Like Fig. 3, shown in Figure 4, in the present embodiment, the signal panel of gas engine comprise housing 21, and transmission shaft 22 is installed on the housing 21, transmission shaft 22 camshaft that is in transmission connection; Transmission shaft 22 1 ends are positioned at housing 21, and the other end is positioned at outside the housing 21; The end that said transmission shaft 22 is positioned at housing 21 is equipped with the ratchet 25 that tests the speed, and said housing 21 is provided with the sensing device corresponding with the ratchet 25 of testing the speed.
In the present embodiment, said sensing device comprises the sensor holder 24 that is fixedly connected with the housing 21 of signal panel, and sensor 28 is installed on the sensor holder 24, and said sensor 28 matches with the ratchet 25 that tests the speed.
One end of the housing 21 of said signal panel is provided with end cap 23, and the other end is provided with positioning plate 27, and said end cap 23 is positioned at an end that is provided with the ratchet 25 that tests the speed, and the neutral position of said housing 21 is provided with oil inlet hole, and oil inlet hole is provided with lubricating cup 26.
As shown in Figure 5, said explosion-proof valve comprises base 31, and an end of base 31 is equipped with shell 32, and said shell 32 is provided with exhaust port 37 away from an end of base 31, and the quantity of said exhaust port 37 is generally four or six, along circumferentially being uniformly distributed with of shell 32.Be provided with main shaft 34 in the said shell 32, main shaft 34 is provided with spool 33 near an end of base 31, and the other end of main shaft 34 is provided with axle sleeve 35, is provided with spring 36 between said spool 33 and the axle sleeve 35, and spring 36 is sleeved on the main shaft 34; Base 31 is threaded with shell 32, and this Placement is convenient to installation and removal.
As shown in Figure 6, said gas piston 2 is provided with twice compression 42 with oil ring groove 43, is provided with abrasion-proof inserted ring 41 near one compression 42 at gas piston 2 tops.Such design makes the gas piston wear-resisting property improve greatly, has prolonged the life-span of piston, has reduced maintenance workload and user cost.
Claims (6)
1. gas engine; Comprise body (1), the top of body (1) is provided with cylinder head assemblies, and cylinder head assemblies is provided with suction tude (5) and outlet pipe (8); Mixer (7) is installed on the said suction tude (5), it is characterized in that: said mixer (7) is connected with explosion-proof valve (6); Said cylinder head assemblies is provided with spark plug (4), and spark plug (4) is connected with high energy ignition unit through wire harness; Be provided with firing chamber (3) in the said body, be provided with gas piston (2) in firing chamber (3), gas piston (2) is connected with camshaft, the camshaft signal panel (9) that are in transmission connection.
2. gas engine according to claim 1 is characterized in that: said signal panel comprise housing (21), and transmission shaft (22) is installed on the housing (21), transmission shaft (22) camshaft that is in transmission connection; Transmission shaft (22) one ends are positioned at housing (21), and the other end is positioned at outside the housing (21); The end that said transmission shaft (22) is positioned at housing (21) is equipped with the ratchet that tests the speed (25), and said housing (21) is provided with and the corresponding sensing device of the ratchet that tests the speed (25).
3. gas engine according to claim 2; It is characterized in that: said sensing device comprises the sensor holder (24) that is fixedly connected with housing (21); Sensor (28) is installed on the sensor holder (24), and said sensor (28) matches with the ratchet that tests the speed (25).
4. according to claim 2 or 3 described gas engines; It is characterized in that: an end of the housing of said signal panel (21) is provided with end cap (23); The other end is provided with positioning plate (27); Said end cap (23) is positioned at an end that is provided with the ratchet that tests the speed (25), and the neutral position of said housing (21) is provided with oil inlet hole, and oil inlet hole is provided with lubricating cup (26).
5. gas engine according to claim 1; It is characterized in that: said explosion-proof valve comprises base (31); One end of base (31) is equipped with shell (32), and said shell (32) is provided with exhaust port (37) away from an end of base (31), is provided with main shaft (34) in the said shell (32); Main shaft (34) is provided with spool (33) near an end of base (31); The other end of main shaft (34) is provided with axle sleeve (35), is provided with spring (36) between said spool (33) and the axle sleeve (35), and spring (36) is sleeved on the main shaft (34); Base (31) is threaded with shell (32).
6. gas engine according to claim 1 is characterized in that: said gas piston (2) is provided with twice compression (42) and oil ring groove (43) together, is provided with abrasion-proof inserted ring (41) near one compression (42) at gas piston (2) top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205613668U CN202370652U (en) | 2011-12-21 | 2011-12-21 | Gas engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205613668U CN202370652U (en) | 2011-12-21 | 2011-12-21 | Gas engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202370652U true CN202370652U (en) | 2012-08-08 |
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ID=46594358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205613668U Expired - Fee Related CN202370652U (en) | 2011-12-21 | 2011-12-21 | Gas engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202370652U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104047762A (en) * | 2013-12-27 | 2014-09-17 | 李潘宝 | Gas engine anti-explosion valve |
| CN106979098A (en) * | 2017-06-02 | 2017-07-25 | 广西玉柴机器股份有限公司 | the air inlet pipe assembly of gas engine |
-
2011
- 2011-12-21 CN CN2011205613668U patent/CN202370652U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104047762A (en) * | 2013-12-27 | 2014-09-17 | 李潘宝 | Gas engine anti-explosion valve |
| CN106979098A (en) * | 2017-06-02 | 2017-07-25 | 广西玉柴机器股份有限公司 | the air inlet pipe assembly of gas engine |
| CN106979098B (en) * | 2017-06-02 | 2018-08-10 | 广西玉柴机器股份有限公司 | The air inlet pipe assembly of gas 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 |
Granted publication date: 20120808 Termination date: 20141221 |
|
| EXPY | Termination of patent right or utility model |