CN209179906U - A kind of gas engine gas mixing unit - Google Patents
A kind of gas engine gas mixing unit Download PDFInfo
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- CN209179906U CN209179906U CN201821990851.5U CN201821990851U CN209179906U CN 209179906 U CN209179906 U CN 209179906U CN 201821990851 U CN201821990851 U CN 201821990851U CN 209179906 U CN209179906 U CN 209179906U
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- gas
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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
Abstract
This application involves a kind of gas engine gas mixing units, including air intake duct, one mixing duct is connected with air hose, is equipped with gas chamber in the side of mixing duct, the gas chamber is connected to setting with mixing duct by the annular gap being located on mixing duct.The application enables the combustion gas in gas chamber under the form that one kind is pressed by setting annular gap, is mixed in spurting with air by annular gap；Adjustable plate can play adjustment air, i.e., combustion-supporting gas, the effect of flow, moreover it is possible to so that the air entered is generated the flow regime of rotation, promote the combustion gas being injected into is as fast to be as possible evenly distributed with into air.
Description
Technical field:
The application is specifically related to a kind of gas engine gas mixing unit.
Background technique:
The core process of gas engine mainly has two o'clock, and one is mixed process, and one is combustion process.Two cores
The purpose of process, which is provided to combustion process, efficiently adequately to be carried out.But existing gas engine is started to improve
The adequacy of machine combustion process, there are two types of processing modes: 1, this using the process that will be burnt and combustion-supporting gas burns in mixing
Requirement of the mode for nozzle is very high, in practical situations basically can not be thoroughly mixed dyestuff and combustion-supporting gas, therefore
It is easy to cause dyestuff to be unable to fully burn；2, by the way of being pre-mixed.
CN108332199A discloses a kind of burner for being pre-mixed combustion gas and combustion air, including shell, the shell
Body one end is fixed with burning set through burning set platen, and the one end for the set that burns is equipped with flame export, and burning set platen is through platen screw
It is fixed with shell, the other end of the shell is equipped with flame-observing hole and igniter, and one end of igniter connects ignitor, on shell
It is additionally provided with combustion-supporting air hose, shell is interior to be fixed with combustion tube through fixed screw, and combustion tube is placed in one end outside shell and surveys equipped with combustion gas
Pressure mouth, combustion tube are placed on the outside of one end in burning set equipped with mixing chamber, and the outside of mixing chamber is equipped with combustion air channel, mixing chamber
With combustion air channel through combustion-supporting wind inlet connection, connection is exported through interior burner between the mixing chamber and combustion tube, mixing chamber
One end is equipped with combustion air piece, and the other end of mixing chamber is equipped with combustion air outlet and mixed gas sprays piece, and mixing chamber is through combustion air
Connection combustion chamber is exported, the ignitor is fixed on mixing chamber through ceramic insulating tube, and one end of ignitor is placed in burning
Interior is additionally provided with the ignition electrode for being fixed on combustion tube one end in the combustion chamber.The present invention has mixing sufficiently and uniform special
Point can effectively improve the efficiency of combustion of fuel.But the structure is complex, by experimental test, for being evenly distributed with not for combustion gas
Have and reaches extraordinary effect.
Utility model content:
To solve the above-mentioned problems, present applicant proposes a kind of gas engine gas mixing unit, including air into
Tracheae, a mixing duct are connected with air hose, are equipped with gas chamber in the side of mixing duct, the gas chamber is by being located at mixing
Annular gap on pipeline is connected to setting with mixing duct.
Preferably, the mixing duct includes the first mixing tube and the second mixing tube, and first mixing tube is along air stream
Dynamic direction internal diameter gradually reduces；Second mixing tube incrementally increases inside the direction that air flows, the annular gap
It is located between the first mixing tube and the second mixing tube.Setting in this manner improves the flow velocity at mixing position, generates throttling
Effect improves mixing efficiency and mixed effect.
Preferably, the adjustable plate of activity setting is equipped on air intake duct, the adjustable plate is equipped with a regulating valve.It adjusts
Valve itself is saved there are two effect, one is to adjust flow, and one is the air helically state so that entering, and improves mixing efficiency
And effect.
Preferably, it is additionally provided with a gas control valve, the entrance of the gas control valve is connected with external vapour source, the combustion gas
The outlet of regulating valve is connected with gas chamber.
Preferably, the gas control valve includes gas inlet pipe, and gas inlet pipe is connected with valve body, is equipped on valve body
One combustion gas bleed air line is equipped with a combustion gas in the side of combustion gas bleed air line and adjusts pipeline, in combustion gas bleed air line along combustion gas stream
To end be equipped with regulation valve body, a controller is connected with regulation valve body, the end of the combustion gas adjusting pipeline equipped with counter balance pocket,
The counter balance pocket is connected with gas chamber.The stability for improving controllability and internal pressure that combustion gas enters, avoids gas chamber from generating
Jumbo pressure oscillation.
Preferably, the end that second mixing tube is connected with the first mixing tube is located at the outside of the first mixing tube.
Preferably, second mixing tube is equipped with far from the end of the first mixing tube and clamps plate, in the cavity wall of gas chamber
Equipped with the card slot for clamping setting with clamping plate cooperation.
Preferably, pressing plate is equipped on clamping plate, the pressing plate is equipped with several follower bolts, and the follower bolt is successively
Across the cavity wall of pressing plate and gas chamber.
Preferably, the valve body is connected by the cavity wall of bolt and gas chamber.
The application can be brought the following benefits:
1. enabling the combustion gas in gas chamber under the form that one kind is pressed by setting annular gap, passing through annular
Gap is mixed in spurting with air；
2. adjustable plate can play adjustment air, i.e., combustion-supporting gas, the effect of flow, moreover it is possible to the air entered be made to generate rotation
Flow regime, promote as fast as possible uniformly distributed into air of the combustion gas being injected into；
3. the application has, easy-to-use, structure is simple, reliable, the strong feature of economy；
4. the application have the characteristics that easy to operate, high safety, it is practical, be suitble to promote the use of.
Detailed description of the invention:
The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please are not constituted an undue limitation on the present application for explaining the application.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the application；
Specific embodiment:
In order to clarify the technical characteristics of the invention, below by specific embodiment, and its attached drawing is combined, to this Shen
It please be described in detail.
As shown in the figure, for the clearer general idea for illustrating the application, with reference to the accompanying drawings of the specification with example
Mode be described in detail.
In addition, in the description of the present application, it is to be understood that term " center ", "upper", "lower", "front", "rear",
The orientation of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " axial direction ", " radial direction ", " circumferential direction "
Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the application and simplifies description, and
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore
It should not be understood as the limitation to the application.
All the embodiments in this specification are described in a progressive manner, same and similar portion between each embodiment
Dividing may refer to each other, and each embodiment focuses on the differences from other embodiments.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present application, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In this application unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected, can also be communication；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements.For the ordinary skill in the art, may be used
To understand the concrete meaning of above-mentioned term in this application as the case may be.
In this application unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.In retouching for this specification
In stating, the description of reference term " one embodiment ", " some embodiments ", " example ", " specific example " or " some examples " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the application
In embodiment or example.In the present specification, schematic expression of the above terms are necessarily directed to identical embodiment
Or example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples
It can be combined in any suitable manner.
As shown in Figure 1, a kind of gas engine gas mixing unit, including air intake duct 1, a mixing duct and sky
Tracheae is connected, and is equipped with gas chamber 2 in the side of mixing duct, the gas chamber 2 passes through the annular gap 3 that is located on mixing duct
Setting is connected to mixing duct.The mixing duct includes the first mixing tube 4 and the second mixing tube 5,4 edge of the first mixing tube
The direction internal diameter of air flowing gradually reduces；Second mixing tube 5 incrementally increases inside the direction that air flows, the ring
Shape gap 3 is located between the first mixing tube 4 and the second mixing tube 5.Setting in this manner improves the stream at mixing position
Speed generates restriction effect, improves mixing efficiency and mixed effect.The adjustable plate 6 of activity setting, institute are equipped on air intake duct
Adjustable plate 6 is stated equipped with a regulating valve 9.Regulating valve 9 itself there are two effect, one be adjust flow, one be so that into
Air helically state, improve mixing efficiency and effect.It is additionally provided with a gas control valve 9, the entrance of the gas control valve 9
It is connected with external vapour source, the outlet of the gas control valve 9 is connected with gas chamber 2.The gas control valve includes gas inlet
Pipe 10, gas inlet pipe 10 are connected with valve body 11, a combustion gas bleed air line 12 are equipped on valve body 11, in combustion gas bleed air line
12 side is equipped with a combustion gas and adjusts pipeline 13, is equipped with regulation valve body 14 along the end that combustion gas flows in combustion gas bleed air line 12,
One controller 16 is connected with regulation valve body 14, and the end that the combustion gas adjusts pipeline 13 is equipped with counter balance pocket 15, the counter balance pocket 15
It is connected with gas chamber 2.The stability for improving controllability and internal pressure that combustion gas enters, avoids gas chamber 2 from generating jumbo pressure
Fluctuation.The end that second mixing tube 5 is connected with the first mixing tube 4 is located at the outside of the first mixing tube 4.Described second is mixed
It closes pipe 5 and is equipped with clamping plate far from the end of the first mixing tube 4, be equipped in the cavity wall of gas chamber 2 and clamped with the clamping cooperation of plate 17
The card slot of setting.Clamp plate 17 on be equipped with pressing plate 18, the pressing plate 18 be equipped with several follower bolts, the follower bolt according to
The secondary cavity wall across pressing plate and gas chamber 2.Air with pressure enters the first mixing tube 4 from air intake duct 1, then from
After obtaining combustion gas in annular gap 3, fuel gas injection is entered in the air being rotationally advancing, then the speed in the second mixing tube 5
Slow down, completes mixing.
All the embodiments in this specification are described in a progressive manner, same and similar portion between each embodiment
Dividing may refer to each other, and each embodiment focuses on the differences from other embodiments.Especially for system reality
For applying example, since it is substantially similar to the method embodiment, so being described relatively simple, related place is referring to embodiment of the method
Part explanation.
The above description is only an example of the present application, is not intended to limit this application.For those skilled in the art
For, various changes and changes are possible in this application.All any modifications made within the spirit and principles of the present application are equal
Replacement, improvement etc., should be included within the scope of the claims of this application.
Claims (9)
1. a kind of gas engine gas mixing unit, it is characterised in that: including air intake duct, a mixing duct and air
Pipe is connected, and is equipped with gas chamber in the side of mixing duct, and the gas chamber passes through the annular gap that is located on mixing duct and mixed
Close pipeline connection setting.
2. a kind of gas engine gas mixing unit according to claim 1, it is characterised in that: the mixing duct
Including the first mixing tube and the second mixing tube, first mixing tube is gradually reduced along the direction internal diameter that air flows；Described
Two mixing tubes incrementally increase inside the direction that air flows, the annular gap be located at the first mixing tube and the second mixing tube it
Between.
3. a kind of gas engine gas mixing unit according to claim 1, it is characterised in that: in air intake duct
It is equipped with the adjustable plate of activity setting, the adjustable plate is equipped with a regulating valve.
4. a kind of gas engine gas mixing unit according to claim 1, it is characterised in that: be additionally provided with a combustion gas
Regulating valve, the entrance of the gas control valve are connected with external vapour source, and the outlet of the gas control valve is connected with gas chamber.
5. a kind of gas engine gas mixing unit according to claim 4, it is characterised in that: the combustion gas is adjusted
Valve includes gas inlet pipe, and gas inlet pipe is connected with valve body, a combustion gas bleed air line is equipped on valve body, in combustion gas air entraining pipe
The side on road is equipped with a combustion gas and adjusts pipeline, is equipped with regulation valve body, a control along the end that combustion gas flows in combustion gas bleed air line
Device is connected with regulation valve body, and the end that the combustion gas adjusts pipeline is equipped with counter balance pocket, and the counter balance pocket is connected with gas chamber.
6. a kind of gas engine gas mixing unit according to claim 2, it is characterised in that: second mixing
Manage the outside that the end being connected with the first mixing tube is located at the first mixing tube.
7. a kind of gas engine gas mixing unit according to claim 2, it is characterised in that: second mixing
Pipe is equipped with far from the end of the first mixing tube and clamps plate, and the card that setting is clamped with clamping plate cooperation is equipped in the cavity wall of gas chamber
Slot.
8. a kind of gas engine gas mixing unit according to claim 7, it is characterised in that: set on clamping plate
There is pressing plate, the pressing plate is equipped with several follower bolts, and the follower bolt sequentially passes through the cavity wall of pressing plate and gas chamber.
9. a kind of gas engine gas mixing unit according to claim 5, it is characterised in that: the valve body passes through
The cavity wall of bolt and gas chamber is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821990851.5U CN209179906U (en) | 2018-11-29 | 2018-11-29 | A kind of gas engine gas mixing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821990851.5U CN209179906U (en) | 2018-11-29 | 2018-11-29 | A kind of gas engine gas mixing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209179906U true CN209179906U (en) | 2019-07-30 |
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ID=67374894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821990851.5U Active CN209179906U (en) | 2018-11-29 | 2018-11-29 | A kind of gas engine gas mixing unit |
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| CN (1) | CN209179906U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113464319A (en) * | 2021-08-23 | 2021-10-01 | 浙江瑞星化油器制造有限公司 | Gas mixer structure |
| CN113464319B (en) * | 2021-08-23 | 2024-05-14 | 浙江瑞星机电科技有限公司 | Gas mixer structure |
-
2018
- 2018-11-29 CN CN201821990851.5U patent/CN209179906U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113464319A (en) * | 2021-08-23 | 2021-10-01 | 浙江瑞星化油器制造有限公司 | Gas mixer structure |
| CN113464319B (en) * | 2021-08-23 | 2024-05-14 | 浙江瑞星机电科技有限公司 | Gas mixer structure |
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