CN103791147B - The regulation instrument of regulation Mechanical Driven G-M refrigeration machine distribution sequential and application thereof - Google Patents
The regulation instrument of regulation Mechanical Driven G-M refrigeration machine distribution sequential and application thereof Download PDFInfo
- Publication number
- CN103791147B CN103791147B CN201310542719.3A CN201310542719A CN103791147B CN 103791147 B CN103791147 B CN 103791147B CN 201310542719 A CN201310542719 A CN 201310542719A CN 103791147 B CN103791147 B CN 103791147B
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- China
- Prior art keywords
- phase angle
- regulation
- refrigeration machine
- air inlet
- driving bearing
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Classifications
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- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0008—Mechanical means
- F16K37/0016—Mechanical means having a graduated scale
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- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
- F25B9/14—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the cycle used, e.g. Stirling cycle
Abstract
The invention discloses a kind of regulation instrument regulating Mechanical Driven G M refrigeration machine distribution sequential, regulation instrument includes integrated three parts, Part I and Part II are that the diameter of cylindrical structure and Part I is less than Part II, it is provided with angle index on the periphery of Part II, Part III flat structure, the two relative side of flat structure is distributed to facilitate the rotational angle regulating himself along cylindrical axisymmetrical, with the center of circle as starting point on the end face of Part I, offer with circumference for terminal and can drive the driver slot of piston driving bearing in G M refrigeration machine.The present invention, by judging with driving bearing and valve stem contacts, rocking arm judges whether valve is opened the most simultaneously, is not necessary to extra source of the gas and connecting line, can realize the most at the scene, with low cost.
Description
Technical field
The invention belongs to the technical field of small-sized Cryo Refrigerator, in particular it relates to a kind of mould
Intending the instrument of electric machine rotation and use the purposes of this instrument regulation distribution sequential, this regulation instrument can be used
Regulation in Mechanical Driven G-M refrigeration machine distribution sequential.
Background technology
The Mechanical Driven G-M refrigeration machine that can change for distribution sequential, debugs in design, keep in repair, ties up
During protecting etc., all may need to regulate distribution sequential, the i.e. phase place of the opening and closing of intake and exhaust valve
The regulation of angle.Generally, distribution assembly include valve rod driving bearing, rocking arm, valve rod, back-moving spring,
Eccentric shaft and piston drive rod.When motor shaft rotates, drive piston, intake and exhaust valve rod by distribution assembly
Move with certain rule.In order to obtain preferable refrigeration, the start-up time of intake and exhaust valve will be with work
The movement position of plug keeps certain relation, and this relation is exactly distribution sequential, i.e. in reciprocating motion of the pistons,
The regulation opening and closing corresponding phase angle of intake and exhaust valve.This structure has a feature, i.e. valve
During unlatching, rocking arm is inevitable to be contacted with valve rod and corresponding driving bearing simultaneously.
Currently for the regulation of distribution sequential, it is generally required to source of the gas is connected on intake and exhaust interface, adjust
During joint air inlet sequential, admission line supplies certain pressure gas continuously, and operate refrigeration machine drive part, logical
Excess pressure table or listen ventilation sound, it is determined that whether the opening and closing of air intake valve meets pre-provisioning request.Work as regulation
During aerofluxus sequential, source of the gas must be connected on exhaust port, and supply certain pressure gas continuously, operating system
Cold drive part, by Pressure gauge or ventilation sound, it is determined that it is pre-whether the opening and closing of drain tap meets
Provisioning request.This method needs the drive part that operates, and needs to connect the auxiliary such as Pressure gauge, source of the gas and set
Execute, expend resource, inefficient.It addition, when regulating the sequential on a wherein road of intake and exhaust, due to
The Principle Problems of Mechanical Driven refrigeration machine itself, an other road is also possible to be in opening, thus
Increase the difficulty judging valve open-close state.
During to this end, provide one can be applicable to the adjustable mechanical type G-M refrigeration machine distribution of intake and exhaust sequential
The regulation instrument of sequence is the most necessary.
Summary of the invention
An object of the present invention is to provide a kind of regulation regulating Mechanical Driven G-M refrigeration machine distribution sequential
Instrument, this regulation instrument can accurately control to adjust the phase angle of piston in program process, simplify phase angle inspection
Survey, reduction judges the difficulty that intake and exhaust valve opens and closes, and significantly improves Mechanical Driven G-M refrigeration machine
Distribution sequential regulation efficiency and reduce further cost.
Another object of the present invention also resides in the purposes providing a kind of above-mentioned regulation instrument.
To achieve these goals, present invention employs following technical scheme:
A kind of regulation instrument regulating Mechanical Driven G-M refrigeration machine distribution sequential, regulation instrument includes one
Three parts of molding, Part I and Part II are that the diameter of cylindrical structure and Part I is less than the
Two parts, the periphery of Part II is provided with angle index, Part III flat structure, flat knot
The two relative side of structure is distributed to facilitate the rotational angle regulating himself along cylindrical axisymmetrical, the
Offer with the center of circle as starting point, with circumference for terminal on the end face of a part can drive in G-M refrigeration machine and live
The driver slot of plug driving bearing.
The purposes of a kind of above-mentioned regulation instrument, according to the rotation direction pair of Mechanical Driven G-M refrigeration machine motor
Regulation instrument rotates, and monitors intake rocker in G-M refrigeration machine in real time the most same during rotating
Time contact with air inlet driving bearing and air inlet valve lever, if intake rocker and air inlet driving bearing and intake valve
Bar touches the most simultaneously and contacts simultaneously, then the phase angle that this state is corresponding is the unlatching phase of air intake valve
Parallactic angle；If air intake valve open phase angle is not expection angle to, then phase angle must be forwarded expection phase place
Angle, the aperture of adjusting rock arm, and if then obtaining corresponding intake rocker and air inlet driving bearing and air inlet
Valve rod contacts in time touching difference simultaneously, then the phase angle that this state is corresponding is the closedown of air intake valve
Phase angle.The control method at phase angle is opened and closed for drain tap open with air intake valve and close
Close phase angle regulation method consistent.
The feature of technical solution of the present invention includes:
The distribution sequential regulation instrument that 1 present invention uses is cylinder rotary structure, and simple in construction, material is wanted
Asking the highest, and only need a regulation instrument to be obtained with the rotation of drive shaft, convenient observation rotates phase
Parallactic angle, can accurately control phase angle.
2 present invention are by judging whether rocking arm judges valve with driving bearing and valve stem contacts the most simultaneously
Open, be not necessary to extra source of the gas and connecting line, therefore can realize the most at the scene, therefore cost
Cheap.
Accompanying drawing explanation
Fig. 1 is the front view of the regulation instrument of the regulation Mechanical Driven G-M refrigeration machine distribution sequential of the present invention:
Fig. 2 is the left view of the regulation instrument of the regulation Mechanical Driven G-M refrigeration machine distribution sequential of the present invention；
Fig. 3 is the top view of the regulation instrument of the regulation Mechanical Driven G-M refrigeration machine distribution sequential of the present invention.
Wherein, 01 is Part I；02 is Part II；03 is Part III.
Fig. 4 is the work of the regulation instrument regulation Mechanical Driven G-M refrigeration machine distribution sequential of the application present invention
Schematic diagram.
Wherein, the regulation instrument of the 1-present invention, 2-drives eccentric shaft, 3-piston driving bearing, and 4-piston drives
Lever, 5-exhaust gas drive bearing, 6-air inlet driving bearing, 7-intake rocker, 8-exhaust rocker arm, 9-air inlet
Valve rod, 10-exhasut valve stem, 11-air inlet back-moving spring, 12-aerofluxus back-moving spring, 13-piston, 14-valve seat.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is regulated the regulation instrument of Mechanical Driven G-M refrigeration machine distribution sequential
It is described in detail, the purpose that detailed description of the invention is merely illustrative, it is no intended to limit the protection of the present invention
Scope.
The invention provides a kind of can manual simulated machine rotate regulation instrument.This regulation instrument is permissible
Drive piston driving bearing, make drive shaft slow rotation, and can stop operating in arbitrary phase.Adjusting
The outer surface mark angle of joint instrument, can be with accurate surveying rotation phase angle.One end of regulation instrument is can
To facilitate the flat structure applying torque.During drive shaft turns, by judge rocking arm whether with
Corresponding driving bearing contacts with valve rod simultaneously and judges by whether valve is opened.
The regulation front view of instrument, the left view of the regulation Mechanical Driven G-M refrigeration machine distribution sequential of the present invention
Scheme with top view as shown in Figure 1, Figure 2, Figure 3 shows, the regulation Mechanical Driven G-M refrigeration machine distribution of the present invention
The regulation instrument of sequential, including integrated three parts, Part I 01 and Part II 02 are circle
The diameter of column structure and Part I 01 is less than Part II 02, on the periphery of Part II 02
Being provided with angle index, Part III 03 is flat structure, and the two relative side of flat structure is along cylindrical
Axisymmetrical distribution, to facilitate the rotational angle regulating himself, the end face of Part I 01 with the center of circle is
Starting point, attaching most importance to circumference to offering to drive the driver slot of piston driving bearing in G-M refrigeration machine.
In a word, distribution sequential regulation instrument is a special-shaped cylinder, and the angle that is carved with at periphery is carved
Degree, there is the driver slot that driving bearing can be driven to move one end, and the other end is convenient regulation rotational angle
Flat structure.Rotate regulation instrument, drive driving bearing turn to arbitrarily angled, can accurately regulate into
The keying phase angle of drain tap.
Fig. 4 is the work of the regulation instrument regulation Mechanical Driven G-M refrigeration machine distribution sequential of the application present invention
Schematic diagram.Shown in figure, the driver slot of the regulation instrument 1 of the present invention is stuck on driving eccentric shaft 2,
Regulation instrument 1 is rotated according to the rotation direction of Mechanical Driven G-M refrigeration machine motor, during regulation air inlet sequential,
Implement during rotating monitoring intake rocker 7 the most simultaneously with air inlet driving bearing 6 and air inlet valve lever 9
Contact, if intake rocker 7 touches simultaneously with air inlet driving bearing 6 and air inlet valve lever 9 the most simultaneously
Contact, then the phase angle that this state is corresponding is that air intake valve is (by valve seat 14, valve rod 9 and reset air inlet
Back-moving spring 11 forms, and for this body structure of refrigeration machine, is not patent content of the present invention) open phase angle.
If air intake valve open phase angle is not expection angle, then must be by rotating regulation instrument 1, by phase angle
Forward expect that phase angle, the aperture of regulation intake rocker 7, and then the air intake valve obtaining correspondence open phase to
Parallactic angle.If intake rocker 7 and air inlet driving bearing 6 and air inlet valve lever 9 are in time touching different simultaneously
Contact, then the phase angle that this state is corresponding is the closedown phase angle of air intake valve.For drain tap
The control method opening and closing phase angle is consistent with air intake valve opening and closing phase angle regulation method,
Repeat no more.2-14 part in Fig. 4 is the part of the known and generally acknowledged Mechanical Driven refrigeration machine in field.
Piston driving bearing 3, exhaust gas drive bearing 5, air inlet driving bearing 6 are eccentrically mounted at driving with certain
On axle 2, drive rod 4 is enclosed within piston driving bearing 3.By judging that whether simultaneously and drive shaft rocking arm
Hold with valve stem contacts to judge whether valve is opened, be not necessary to extra source of the gas and connecting line, therefore can be very
Realize at the scene easily, the most with low cost.
Although above the detailed description of the invention of the present invention being described in detail and illustrates, but should refer to
Bright, above-mentioned embodiment can be made various changes and modifications by we, but these are without departure from this
Scope described in the spirit of invention and appended claim.
Claims (2)
1. regulate a regulation instrument for Mechanical Driven G M refrigeration machine distribution sequential, regulate tool kit
Including integrated three parts, Part I and Part II are cylindrical structure and Part I
Diameter less than Part II, the periphery of Part II is provided with angle index, the 3rd
Part flat structure, the two relative side of flat structure is distributed along cylindrical axisymmetrical with side
Just regulate the rotational angle of himself, on the end face of Part I with the center of circle as starting point, with circumference
Offer for terminal and can drive the driver slot of piston driving bearing in G M refrigeration machine.
2. regulate a purposes for instrument described in claim 1, according to Mechanical Driven G M refrigeration machine
Regulation instrument is rotated by the rotation direction of motor, monitors G M during rotating in real time
In refrigeration machine, intake rocker contacts with air inlet driving bearing and air inlet valve lever, if entered the most simultaneously
Gas rocking arm touches with air inlet driving bearing and air inlet valve lever the most simultaneously and contacts simultaneously, then this
Phase angle corresponding to state is the open phase angle of air intake valve；If air intake valve open phase
Angle be not expection angle, then phase angle must be forwarded to expect phase angle, the aperture of adjusting rock arm,
And then obtain corresponding phase angle；If intake rocker and air inlet driving bearing and air inlet valve lever from
Contact when simultaneously touching difference, then the phase angle that this state is corresponding is the closedown of air intake valve
Phase angle；Control method drain tap being opened and closed to phase angle is opened with air intake valve
Open consistent with closing phase angle regulation method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310542719.3A CN103791147B (en) | 2013-11-05 | 2013-11-05 | The regulation instrument of regulation Mechanical Driven G-M refrigeration machine distribution sequential and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310542719.3A CN103791147B (en) | 2013-11-05 | 2013-11-05 | The regulation instrument of regulation Mechanical Driven G-M refrigeration machine distribution sequential and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103791147A CN103791147A (en) | 2014-05-14 |
| CN103791147B true CN103791147B (en) | 2016-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310542719.3A Active CN103791147B (en) | 2013-11-05 | 2013-11-05 | The regulation instrument of regulation Mechanical Driven G-M refrigeration machine distribution sequential and application thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN103791147B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113787492A (en) * | 2021-09-17 | 2021-12-14 | 北京卫星环境工程研究所 | Electric tool for space on-orbit maintenance |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5316040A (en) * | 1993-03-26 | 1994-05-31 | Townsend Robert L | Valve alignment tool |
| JP2000146334A (en) * | 1998-10-30 | 2000-05-26 | Aisin Seiki Co Ltd | Gm type double inlet pulse tube refrigerator |
| JP2008002712A (en) * | 2006-06-20 | 2008-01-10 | Sumitomo Heavy Ind Ltd | Drive control device for cold storage type refrigerating machine |
| CN101900447B (en) * | 2010-08-31 | 2012-08-15 | 南京柯德超低温技术有限公司 | G-M refrigerator with phase modulating mechanism |
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2013
- 2013-11-05 CN CN201310542719.3A patent/CN103791147B/en active Active
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| CN103791147A (en) | 2014-05-14 |
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