CN204060976U - A kind of exact mix regulator - Google Patents
A kind of exact mix regulator Download PDFInfo
- Publication number
- CN204060976U CN204060976U CN201420554221.9U CN201420554221U CN204060976U CN 204060976 U CN204060976 U CN 204060976U CN 201420554221 U CN201420554221 U CN 201420554221U CN 204060976 U CN204060976 U CN 204060976U
- Authority
- CN
- China
- Prior art keywords
- regulator
- air
- connecting rod
- gas inlet
- inlet pipe
- 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.)
- Withdrawn - After Issue
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Classifications
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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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- Gas Burners (AREA)
Abstract
A kind of exact mix regulator, it comprises housing and air nozzle; This housing offers the mixed gas outlet, diffusion mixing chamber, mixing chamber, negative cavity and the air inlet that are communicated with successively from left to right; This air nozzle is installed in this air inlet; The roof of this housing is provided with gas inlet pipe, and this gas inlet pipe is communicated with this negative cavity.Above-mentioned model utility structure is simply light and handy, can ensure accurately suitable air fuel ratio, effectively improves the utilization ratio of combustion gas and air, optimizes mixed effect, easy to adjust, does not need professional workforce to safeguard, cost of production and maintenance cost low.
Description
Technical field
The utility model relates to a kind of exact mix regulator.
Background technique
At present, mixture ratio regulator mostly adopts and regulates air and combustion gas supply ratio separately to complete burning, and mixed effect is poor.In addition, the general volume of existing mixture ratio regulator is comparatively large, and link is many, complex structure and all need to install associated adjustment needle-valve, is unfavorable for installing and sealing, needs professional workforce to use professional tool to regulate, and be difficult to regulate accurately.
Model utility content
For the deficiencies in the prior art, the purpose of this utility model is intended to provide one can solve the problems of the technologies described above exact mix regulator.
For achieving the above object, the utility model adopts following technological scheme:
A kind of exact mix regulator, it comprises housing and air nozzle;
This housing offers the mixed gas outlet, diffusion mixing chamber, mixing chamber, negative cavity and the air inlet that are communicated with successively from left to right; This air nozzle is installed in this air inlet; The roof of this housing is provided with gas inlet pipe, and this gas inlet pipe is communicated with this negative cavity.
Preferably, the sectional area of the left air outlet of sectional area ratio of the right suction port of this negative cavity is large.
Preferably, the radial cross section of this diffusion mixing chamber reduces from left to right gradually.
Preferably, this mixture ratio regulator also comprises an adjustment screw mandrel, and this adjustment screw mandrel comprises a columned connecting rod and two columned positioning rods; This connecting rod is connected between two positioning rods, this connecting rod and two positioning rod coaxial lines, and the radial cross section of connecting rod is less than the radial cross section of positioning rod; The circumferential surface of every a positioning rod is provided with screw thread, and the end face of every a positioning rod is provided with adjusting portion; The peripheral wall of this gas inlet pipe extends outward two relative screw mandrel mounting pipe, and two positioning rods are threadedly connected in two screw mandrel mounting pipe, and this connecting rod is positioned at this gas inlet pipe, are provided with air inlet interval between this connecting rod and tube wall of this gas inlet pipe.
Preferably, this mixture ratio regulator also comprises two fastening pieces and two seal rings, and two fastening pieces are removably installed in the end of two screw mandrel mounting pipe respectively by two seal rings.
Preferably, the diameter of this connecting rod, length are all identical with the inner diameter of this gas inlet pipe.
Preferably, this adjusting portion is yi word pattern groove.
Preferably, this hybrid regulator also comprises flange and flange gasket, and this flange is seal-installed on the air inlet of this housing by this flange gasket.
The beneficial effects of the utility model are as follows:
Above-mentioned model utility carries out strengthening fast for seasonable to air under the effect of air nozzle, the negative pressure ability of this negative cavity also can correspondingly strengthen, the combustion gas sucked also will increase, thus make combustion gas inlet become ratio to increase with air inlet, so, can automatically ensure accurately suitable air fuel ratio, thus effectively improve the utilization ratio of combustion gas and air, optimize mixed effect.
In addition, adjustment screw mandrel of the present utility model can be finely tuned combustion gas inlet, realizes best air fuel ratio, does not need professional knowledge and professional tool to realize, very convenient.
Above-mentioned model utility structure is simply light and handy, can ensure accurately suitable air fuel ratio, effectively improves the utilization ratio of combustion gas and air, optimizes mixed effect, easy to adjust, does not need professional workforce to safeguard, cost of production and maintenance cost low.
Accompanying drawing explanation
Fig. 1 is the stereogram of the better embodiment of the utility model exact mix regulator.
Fig. 2 is the longitudinal sectional view of the exact mix regulator of Fig. 1.
Fig. 3 is the partial sectional view in the A-A direction of the exact mix regulator of Fig. 2.
Fig. 4 is the partial sectional view in the B-B direction of the exact mix regulator of Fig. 2.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described further:
Refer to Fig. 1 to Fig. 4, the utility model relates to a kind of exact mix regulator, and its better embodiment comprises housing 10 and air nozzle 40.
This housing 10 offers the mixed gas outlet 11, diffusion mixing chamber 12, mixing chamber 13, negative cavity 14 and the air inlet that are communicated with successively from left to right.This air nozzle 40 is installed in this air inlet.The roof of this housing 10 is provided with gas inlet pipe 16, and this gas inlet pipe 16 is communicated with this negative cavity 14.
This air nozzle 40, for accelerating air velocity and increasing air containment, farthest can reduce the consumption of air.The potential energy of air is transformed into kinetic energy by this air nozzle 40, utilizes the ejector action gas quantity that injection is certain further.Preferably, the L/D ratio of this air nozzle 40
it is 50 ° to 60 ° that nozzle draws angle of throat β.
This negative cavity 14 for reducing drag losses when combustion gas enters, improves combustion gas utilization rate under the ejector action of air nozzle 40.Preferably, the sectional area of the left air outlet of sectional area ratio of the right suction port of this negative cavity 14 is large as 2 to 4 times.
This mixing chamber 13 carries out being thoroughly mixed to form mixed gas for making combustion gas and air, and its velocity field, concentration field and temperature field are evenly distributed.Preferably, the length of this mixing chamber 13 is l
mix=(1 ~ 3) d
t, wherein, d
trefer to the diameter of mixing chamber 13.
This diffusion mixing chamber 12 becomes static pressure for making the part dynamic pressure of mixed gas, and to improve the pressure of mixed gas, in addition, it makes combustion gas mix further with air.In the present embodiment, the radial cross section of this diffusion mixing chamber 12 reduces from left to right gradually.The subtended angle α of this diffusion mixing chamber 12 is 6 ° to 8 °.
The air of above-mentioned model utility carries out strengthening fast for seasonable under the effect of air nozzle 40, the negative pressure ability of this negative cavity 14 also can strengthen, the combustion gas sucked also will increase, thus make combustion gas inlet become ratio to increase with air inlet, so, can automatically ensure suitable air fuel ratio, thus effectively improve the utilization ratio of combustion gas and air, optimize mixed effect.
In the present embodiment, this mixture ratio regulator also comprises an adjustment screw mandrel 50, and this adjustment screw mandrel 50 comprises columned connecting rod 52 and two columned positioning rods 51.This connecting rod 52 is connected between two positioning rods 51, and these connecting rod 52 and two positioning rod 51 coaxial lines, the radial cross section of connecting rod 52 is less than the radial cross section of positioning rod 51.The circumferential surface of every a positioning rod 51 is provided with screw thread, and the end face of every a positioning rod 51 is provided with and coordinates adjustment means as the adjusting portion 53 of screw-driver, finely tunes combustion gas inlet with person easy to use.Preferably, this adjusting portion 53 is yi word pattern groove, uses to coordinate common slotted point screwdriver.
The peripheral wall of this gas inlet pipe 16 extends outward two relative screw mandrel mounting pipe 18, two positioning rods 51 are threaded connection and are installed in two screw mandrel mounting pipe 18, this connecting rod 52 is positioned at this gas inlet pipe 16, air inlet interval 19 is provided with between this connecting rod 52 and tube wall of this gas inlet pipe 16, so, by regulating moving to left or move to right and regulating the size at air inlet interval 19 of screw mandrel 50, and then regulating gas enters the inlet of negative cavity 14.So, do not need professional knowledge can carry out regulating gas inlet as required, realize best air fuel ratio, very convenient.In addition, the two ends of this connecting rod 52 respectively connect a positioning rod 51, can solve the problem of positive and negative installation, without the need to manufacturing forward and reverse regulator, and greatly convenient installation.
Preferably, this mixture ratio regulator also comprises two fastening pieces 90 and two seal ring 91, two fastening pieces 90 are removably installed in two screw mandrel mounting pipe 18 end respectively by two seal rings 91, thus improves the sealing of this mixture ratio regulator, strengthens Security.
Preferably, the diameter of this connecting rod 52, length are all identical with the inner diameter of this gas inlet pipe 16.
In the present embodiment, this hybrid regulator also comprises flange 80 and flange gasket 81, and this flange 80 is seal-installed on the air inlet of this housing 10 by this flange gasket 81.
For a person skilled in the art, according to technological scheme described above and design, other various corresponding change and distortion can be made, and all these change and distortion all should belong within the protection domain of the utility model claim.
Claims (8)
1. an exact mix regulator, is characterized in that: it comprises housing and air nozzle; This housing offers the mixed gas outlet, diffusion mixing chamber, mixing chamber, negative cavity and the air inlet that are communicated with successively from left to right; This air nozzle is installed in this air inlet; The roof of this housing is provided with gas inlet pipe, and this gas inlet pipe is communicated with this negative cavity.
2. exact mix regulator as claimed in claim 1, is characterized in that: the sectional area of the left air outlet of sectional area ratio of the right suction port of this negative cavity is large.
3. exact mix regulator as claimed in claim 1, is characterized in that: the radial cross section of this diffusion mixing chamber reduces from left to right gradually.
4. exact mix regulator as claimed any one in claims 1 to 3, it is characterized in that: this mixture ratio regulator also comprises an adjustment screw mandrel, this adjustment screw mandrel comprises a columned connecting rod and two columned positioning rods; This connecting rod is connected between two positioning rods, this connecting rod and two positioning rod coaxial lines, and the radial cross section of connecting rod is less than the radial cross section of positioning rod; The circumferential surface of every a positioning rod is provided with screw thread, and the end face of every a positioning rod is provided with adjusting portion; The peripheral wall of this gas inlet pipe extends outward two relative screw mandrel mounting pipe, and two positioning rods are threadedly connected in two screw mandrel mounting pipe, and this connecting rod is positioned at this gas inlet pipe, are provided with air inlet interval between this connecting rod and tube wall of this gas inlet pipe.
5. exact mix regulator as claimed in claim 4, it is characterized in that: this mixture ratio regulator also comprises two fastening pieces and two seal rings, two fastening pieces are removably installed in the end of two screw mandrel mounting pipe respectively by two seal rings.
6. exact mix regulator as claimed in claim 4, is characterized in that: diameter, the length of this connecting rod are all identical with the inner diameter of this gas inlet pipe.
7. exact mix regulator as claimed in claim 4, is characterized in that: this adjusting portion is yi word pattern groove.
8. exact mix regulator as claimed in claim 1, it is characterized in that: this hybrid regulator also comprises flange and flange gasket, this flange is seal-installed on the air inlet of this housing by this flange gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420554221.9U CN204060976U (en) | 2014-09-24 | 2014-09-24 | A kind of exact mix regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420554221.9U CN204060976U (en) | 2014-09-24 | 2014-09-24 | A kind of exact mix regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204060976U true CN204060976U (en) | 2014-12-31 |
Family
ID=52202507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420554221.9U Withdrawn - After Issue CN204060976U (en) | 2014-09-24 | 2014-09-24 | A kind of exact mix regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204060976U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104234873A (en) * | 2014-09-24 | 2014-12-24 | 广州焙欧机械设备有限公司 | Adjuster with accurate mixing ratio |
-
2014
- 2014-09-24 CN CN201420554221.9U patent/CN204060976U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104234873A (en) * | 2014-09-24 | 2014-12-24 | 广州焙欧机械设备有限公司 | Adjuster with accurate mixing ratio |
| CN104234873B (en) * | 2014-09-24 | 2017-07-14 | 广州焙欧机械设备有限公司 | A kind of exact mix adjuster |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141231 Effective date of abandoning: 20170714 |