CN107676619A - A kind of micrometeor control method and device for air pressure fuel-feed system - Google Patents
A kind of micrometeor control method and device for air pressure fuel-feed system Download PDFInfo
- Publication number
- CN107676619A CN107676619A CN201711036966.0A CN201711036966A CN107676619A CN 107676619 A CN107676619 A CN 107676619A CN 201711036966 A CN201711036966 A CN 201711036966A CN 107676619 A CN107676619 A CN 107676619A
- Authority
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- China
- Prior art keywords
- end cap
- feed line
- oil
- micro
- control method
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000007789 sealing Methods 0.000 claims description 9
- 239000003921 oil Substances 0.000 description 39
- 239000012530 fluid Substances 0.000 description 9
- 230000001276 controlling effect Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000664 rectum Anatomy 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N23/00—Special adaptations of check valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N2270/00—Controlling
- F16N2270/20—Amount of lubricant
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Feeding And Controlling Fuel (AREA)
Abstract
The invention provides a kind of micrometeor control method and device for air pressure fuel-feed system, the second end cap (7) that the micro-flow controlling device includes the first end cap (3), is fixedly connected with first end cap (3), and between first end cap (3) and second end cap (7), the intermediate rotating member (1) of uniform rotation, first end cap (3) offers oil inlet (A)；Second end cap (7) offers the oil-out (B) corresponding with the oil inlet (A)；The intermediate rotating member (1) offers throttle orifice (11), and the axis of the oil inlet (A) and the axis of the throttle orifice (11) are equal to the distance between the rotation axis of the intermediate rotating member (1).Micrometeor control method and device provided by the invention can carry out micrometeor control with relatively low cost to air pressure fuel-feed system.
Description
Technical field
The present invention relates to gas-pressurized technical field, is controlled more particularly to a kind of micrometeor for air pressure fuel-feed system
Method and device.
Background technology
Tiny flow quantity control is a kind of control form that oil mist system is related to, and lubricating oil typically passes through certain pressure
Compressed gas pressurization or pressurizeed by plunger-type reciprocating pump, the control of low discharge is realized by throttling arrangement (such as choke valve)
System.
At present, it can realize that accurate flow controls using electromagnetic plunger reciprocating pump, but cost is comparatively higher.It is right
In the mode of another gas pressurized fuel feeding, although choke valve can realize Small Flow Control, the flow of system can not enter
Row metering, so the problem of flow is difficult to accurately be met needed for system occurs, adopted if solving this problem
Measured with the flowmeter of degree of precision, then corresponding cost also can be very high.It is insignificant at some but require that micrometeor is thick
It is obviously less suitable with micro-flowmeter in the system slightly counted, moreover, in order to coordinate micro-flowmeter, in system runner design
Occur that runner is elongated, the less situation of control valve latus rectum, tend to occur to block and be difficult to clear up.
In summary, how with relatively low cost to air pressure fuel-feed system carry out micrometeor control, become this area
Technical staff's technical problem urgently to be resolved hurrily.
The content of the invention
In view of this, the invention provides a kind of micrometeor control method and device for air pressure fuel-feed system, this is micro-
Flow control methods and device can carry out micrometeor control with relatively low cost to air pressure fuel-feed system.
In order to achieve the above object, the present invention provides following technical scheme：
A kind of miniflow amount control method for air pressure fuel-feed system, the predetermined fraction of oil feed line is opened in dividing plate
On, and the other parts of the relatively described oil feed line of the dividing plate is moved through with predetermined period loopy moving in the dividing plate
Cheng Zhong, the predetermined fraction of the oil feed line periodically switch on and off with other parts, upon opening, the oil feed line
Blocked by the dividing plate.
Preferably, in above-mentioned miniflow amount control method, the predetermined fraction of the oil feed line is made directly with respect to other parts
Line moves back and forth.
Preferably, in above-mentioned miniflow amount control method, the predetermined fraction of the oil feed line makees uniform circular motion.
Preferably, in above-mentioned miniflow amount control method, multiple predetermined fractions, Duo Gesuo are replicated with the dividing plate
Predetermined fraction is stated to be uniformly distributed with default spacing.
A kind of micro-flow controlling device for air pressure fuel-feed system, including：
First end cap, first end cap offer oil inlet；
The second end cap being fixedly connected with first end cap, second end cap offer corresponding with the oil inlet
Oil-out；
Between first end cap and second end cap, the intermediate rotating member of uniform rotation, the middle rotation
Rotation member offers throttle orifice, the rotation of the axis of the axis of the oil inlet and the throttle orifice to the intermediate rotating member
The distance between axis is equal.
Preferably, in above-mentioned micro-flow controlling device, the intermediate rotating member have integral structure rotating shaft and
Rotating disk, the throttle orifice are opened on the rotating disk, and one end of the rotating shaft is rotatably connected with first end cap, the other end
It is rotatably connected with second end cap.
Preferably, in above-mentioned micro-flow controlling device, the rotating shaft is close to described in the stretching of one end of second end cap
Second end cap, and offer the spline for connecting drive device.
Preferably, in above-mentioned micro-flow controlling device, first end cap offers drain tap, and the one of the drain tap
End positioned at first end cap the surface portion contacted with the rotating disk, and the throttle orifice in moving process without institute
State the end of drain tap.
Preferably, in above-mentioned micro-flow controlling device, it is provided between first end cap and second end cap close
Seal, the rotating disk are located in the sealing ring.
Preferably, in above-mentioned micro-flow controlling device, the sealing ring is O-ring seal.
It can be seen from above-mentioned technical proposal, provided by the present invention in the miniflow amount control method of air pressure fuel-feed system,
The predetermined fraction of oil feed line is opened on dividing plate, and dividing plate is circulated with predetermined period with respect to the other parts of oil feed line and moved
It is dynamic, also, in dividing plate moving process, the predetermined fraction of oil feed line periodically switches on and off with other parts, when disconnected
When opening, oil feed line is blocked by dividing plate.Therefore, during dividing plate is according to predetermined period loopy moving, fuel feeding is turned on each time
Pipeline just forms one pulse fluid, by dividing plate uniform motion, and changes the oil feed line predetermined fraction opened up on dividing plate
Quantity (changing pulse frequency) mode come reach change flow system flow purpose.
Using miniflow amount control method provided by the invention, system is calculated according to the liquid measure of per share pulse fluid and pulse frequency
The flow of system, it is not necessary to using micro-flowmeter, therefore micrometeor control can be carried out to air pressure fuel-feed system with relatively low cost.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing of offer obtains other accompanying drawings.
Fig. 1 is a kind of signal for micro-flow controlling device for air pressure fuel-feed system that the embodiment of the present invention one provides
Figure；
Fig. 2 is the schematic diagram of part 1 in Fig. 1；
Fig. 3 is Fig. 2 left view.
In figure mark for：
1st, intermediate rotating member；11st, throttle orifice；12nd, spline；2nd, sliding shaft sleeve；3rd, the first end cap；4th, bearing；5th, axle
Envelope；6th, sealing ring；7th, the second end cap；A, oil inlet；B, oil-out；C, drain tap.
Embodiment
Miniflow amount control method provided by the present invention for air pressure fuel-feed system is specifically, default portion by oil feed line
Separately it is located on dividing plate, and dividing plate, with predetermined period loopy moving, is moved through with respect to the other parts of oil feed line in dividing plate
Cheng Zhong, the predetermined fraction of oil feed line periodically switch on and off with other parts, and upon opening, oil feed line is hindered by dividing plate
It is disconnected.
In system normal operation, oil feed line is periodically to be turned on and blocked, of the present invention specific
Mode is that a part for oil feed line is arranged on transportable dividing plate, and dividing plate has with respect to the other parts of oil feed line
Regularly loopy moving, when dividing plate reaches certain position, the part oil feed line on dividing plate is just connected with other parts, and
After dividing plate continues to move to leave the position, oil feed line forms blocking due to lacking the part on dividing plate.
Dividing plate just forms one pulse fluid according to predetermined period loopy moving, each time conducting oil feed line, so, can
With by dividing plate uniform motion, and change the quantity (changing pulse frequency) of the oil feed line predetermined fraction opened up on dividing plate
Mode come reach change flow system flow purpose.Certainly, typically will be multiple on dividing plate for relatively accurately regulating system flow
The multiple predetermined fractions opened up are made uniformly to arrange with default spacing.
Using miniflow amount control method provided by the invention, system is calculated according to the liquid measure of per share pulse fluid and pulse frequency
The flow of system, it is not necessary to using micro-flowmeter, therefore micrometeor control can be carried out to air pressure fuel-feed system with relatively low cost.
In specific practical application, it can both use with the movement of dividing plate, the predetermined fraction of oil feed line is with respect to other portions
The mode of straight reciprocating motion is allocated as, can also be used as the movement of dividing plate, the predetermined fraction of oil feed line make steady circular
The mode of motion.
In order to make it easy to understand, the invention will be further described below in conjunction with the accompanying drawings.
Embodiment one
Referring to Fig. 1~Fig. 3, Fig. 1 is a kind of micrometeor control for air pressure fuel-feed system that the embodiment of the present invention one provides
The schematic diagram of device processed；Fig. 2 is the schematic diagram of part 1 in Fig. 1；Fig. 3 is Fig. 2 left view.
The micro-flow controlling device that embodiment one provides includes intermediate rotating member 1, the first end cap 3 and the second end cap 7, its
In, intermediate rotating member 1 is between the first end cap 3 and the second end cap 7 and uniform rotation, intermediate rotating member 1 have rotating shaft
And rotating disk, one end of rotating shaft are rotatably connected with the first end cap 3, the other end is rotatably connected with the second end cap 7, is opened up on rotating disk
There is throttle orifice 11；
First end cap 3 is fixedly connected with the second end cap 7, and in the both sides of rotating disk, the first end cap 3 offers oil inlet A, and second
End cap 7 offers the oil-out B corresponding with oil inlet A, oil inlet A axis and the axis of throttle orifice 11 to middle rotating part
The distance between the rotation axis of part 1 is equal.
As seen from Figure 1, when throttle orifice 11 is turned between oil inlet A and oil-out B, oil inlet A and oil-out B just lead to
The mutual conduction of throttle orifice 11 is crossed, is understood with reference to Fig. 3, after throttle orifice 11 transfers from oil inlet A and oil-out B centre, rotating disk
Just stop fluid flow to oil-out B from oil inlet A, therefore, whenever have throttle orifice 11 by oil inlet A and oil-out B centre,
Oil feed line just forms one pulse fluid, by changing the quantity of throttle orifice 11 on rotating disk, with regard to pulse frequency can be changed, so as to
The flow of change system, flow system flow can be calculated according to the liquid measure and pulse frequency of per share pulse fluid and drawn.
Referring to Fig. 1 and Fig. 2, in order to connect external motive device, rotating shaft stretches out the second end cap close to one end of the second end cap 7
7, and offer the spline 12 for connecting drive device.
Sliding shaft sleeve 2 is provided between first end cap 3 and rotating shaft, bearing 4 is provided between the second end cap 7 and rotating shaft, and
Axle envelope 5 is provided with bearing 4, in order to prevent fluid from being leaked at the mating surface of the first end cap 3 and the second end cap 7, first
Sealing ring 6 is provided between the end cap 7 of end cap 3 and second, rotating disk is located in sealing ring 6, and sealing ring 6 can select O-ring seal.
As shown in figure 1, the first end cap 3 offers drain tap C, drain tap C one end is located at being connect with rotating disk for the first end cap 3
Tactile surface portion, and throttle orifice 11 in moving process without drain tap C end.The fluid of disc surfaces is along first
The mating surface of end cap 3 and rotating disk flows into drain tap C, the oil film pressure of disc surfaces is unlikely to excessive.
Embodiment two
Referring to Fig. 1, in embodiment one, the rotating shaft of intermediate rotating member 1 and rotating disk are integral type structure, embodiment two with it is real
Differing only in for example one is applied, in embodiment two, rotating shaft is detachably connected with rotating disk.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to embodiment will be apparent for those skilled in the art, as defined herein general
Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention will not
Embodiment illustrated herein can be restricted to, and is to fit to consistent with principles disclosed herein and features of novelty most wide
Scope.
Claims (10)
1. a kind of miniflow amount control method for air pressure fuel-feed system, it is characterised in that open the predetermined fraction of oil feed line
Be located on dividing plate, and make the other parts of the relatively described oil feed line of the dividing plate with predetermined period loopy moving, it is described every
In plate moving process, the predetermined fraction of the oil feed line periodically switches on and off with other parts, upon opening, described
Oil feed line is blocked by the dividing plate.
2. miniflow amount control method according to claim 1, it is characterised in that the predetermined fraction of the oil feed line is relative
Other parts make straight reciprocating motion.
3. miniflow amount control method according to claim 1, it is characterised in that the predetermined fraction of the oil feed line is made even
Fast circular motion.
4. miniflow amount control method according to claim 1, it is characterised in that be replicated with the dividing plate multiple described pre-
If part, multiple predetermined fractions are uniformly distributed with default spacing.
A kind of 5. micro-flow controlling device for air pressure fuel-feed system, it is characterised in that including：
First end cap (3), first end cap (3) offer oil inlet (A)；
The second end cap (7) being fixedly connected with first end cap (3), second end cap (7) offer and the oil inlet
(A) corresponding oil-out (B)；
Between first end cap (3) and second end cap (7), the intermediate rotating member (1) of uniform rotation, in described
Between rotary part (1) offer throttle orifice (11), the axis of the oil inlet (A) and the axis of the throttle orifice (11) to described
The distance between the rotation axis of intermediate rotating member (1) is equal.
6. micro-flow controlling device according to claim 5, it is characterised in that the intermediate rotating member (1) has one
The rotating shaft of body formula structure and rotating disk, the throttle orifice (11) are opened on the rotating disk, one end of the rotating shaft and described first
End cap (3) is rotatably connected, and the other end is rotatably connected with second end cap (7).
7. micro-flow controlling device according to claim 6, it is characterised in that the rotating shaft is close to second end cap
(7) second end cap (7) is stretched out in one end, and offers the spline (12) for connecting drive device.
8. micro-flow controlling device according to claim 7, it is characterised in that first end cap (3) offers draining
Mouth (C), one end of the drain tap (C) are located at the surface portion contacted with the rotating disk of first end cap (3), and described
Throttle orifice (11) is in moving process without the drain tap (C) end.
9. micro-flow controlling device according to claim 8, it is characterised in that first end cap (3) and described second
Sealing ring (6) is provided between end cap (7), the rotating disk is located in the sealing ring (6).
10. micro-flow controlling device according to claim 9, it is characterised in that the sealing ring (6) is O-ring seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711036966.0A CN107676619A (en) | 2017-10-30 | 2017-10-30 | A kind of micrometeor control method and device for air pressure fuel-feed system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711036966.0A CN107676619A (en) | 2017-10-30 | 2017-10-30 | A kind of micrometeor control method and device for air pressure fuel-feed system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107676619A true CN107676619A (en) | 2018-02-09 |
Family
ID=61142913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711036966.0A Pending CN107676619A (en) | 2017-10-30 | 2017-10-30 | A kind of micrometeor control method and device for air pressure fuel-feed system |
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| Country | Link |
|---|---|
| CN (1) | CN107676619A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4181067A (en) * | 1977-02-17 | 1980-01-01 | Riva Calzoni S.P.A. | Distributor for hydraulic motors |
| CN2527804Y (en) * | 2002-03-08 | 2002-12-25 | 陈长林 | Central distributing valve for turntable vacuum filter |
| CN1648499A (en) * | 2005-01-24 | 2005-08-03 | 邮政科学上海研究所 | High negative pressure large flow rotary air valve |
| WO2009141104A1 (en) * | 2008-05-21 | 2009-11-26 | Ab Skf | Lubricant directional control valve |
| CN101793346A (en) * | 2010-04-23 | 2010-08-04 | 周一平 | Rotary quantitative oil supply device |
| CN106224580A (en) * | 2016-08-11 | 2016-12-14 | 青岛大学 | Two-position three-way rotary disc type reversing valve |
| CN207527281U (en) * | 2017-10-30 | 2018-06-22 | 湖南五新隧道智能装备股份有限公司 | A kind of micro-flow controlling device for air pressure fuel-feed system |
-
2017
- 2017-10-30 CN CN201711036966.0A patent/CN107676619A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4181067A (en) * | 1977-02-17 | 1980-01-01 | Riva Calzoni S.P.A. | Distributor for hydraulic motors |
| CN2527804Y (en) * | 2002-03-08 | 2002-12-25 | 陈长林 | Central distributing valve for turntable vacuum filter |
| CN1648499A (en) * | 2005-01-24 | 2005-08-03 | 邮政科学上海研究所 | High negative pressure large flow rotary air valve |
| WO2009141104A1 (en) * | 2008-05-21 | 2009-11-26 | Ab Skf | Lubricant directional control valve |
| CN101793346A (en) * | 2010-04-23 | 2010-08-04 | 周一平 | Rotary quantitative oil supply device |
| CN106224580A (en) * | 2016-08-11 | 2016-12-14 | 青岛大学 | Two-position three-way rotary disc type reversing valve |
| CN207527281U (en) * | 2017-10-30 | 2018-06-22 | 湖南五新隧道智能装备股份有限公司 | A kind of micro-flow controlling device for air pressure fuel-feed system |
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| PB01 | Publication | ||
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Application publication date: 20180209 |