CN109931240A - Plunger type fluid compression engine - Google Patents
Plunger type fluid compression engine Download PDFInfo
- Publication number
- CN109931240A CN109931240A CN201910315070.9A CN201910315070A CN109931240A CN 109931240 A CN109931240 A CN 109931240A CN 201910315070 A CN201910315070 A CN 201910315070A CN 109931240 A CN109931240 A CN 109931240A
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- Prior art keywords
- plunger
- eccentric wheel
- check valve
- fluid compression
- compression engine
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- 239000012530 fluid Substances 0.000 title claims abstract description 53
- 238000007906 compression Methods 0.000 title claims abstract description 33
- 230000006835 compression Effects 0.000 title claims abstract description 32
- 230000008878 coupling Effects 0.000 claims abstract description 15
- 238000010168 coupling process Methods 0.000 claims abstract description 15
- 238000005859 coupling reaction Methods 0.000 claims abstract description 15
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000005096 rolling process Methods 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 230000007246 mechanism Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
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Abstract
The invention belongs to fluid compression apparatus, particularly relate to a kind of plunger type fluid compression engine.Including compressor body, it is set in compressor body and by the eccentric wheel of main shaft rotation driving, plunger, plunger bushing and cylinder body;Eccentric wheel rotation drives plunger to move reciprocatingly to realize fluid compression in plunger bushing, it is equipped with above plunger bushing and is connected to respectively with fluid entry ports and fluid discharge port with its internal inflow check valve being connected to, discharge check valve, inflow check valve, discharge check valve;Fixed shaft coupling clamps clearance fit in eccentric wheel rim on plunger rod, and the curved surface of shaft coupling cooperates with the coaxial annular groove rolling rolled on assembly eccentric wheel.The present invention efficiently solves in the prior art the technical problems such as energy consumption is high, structure is complicated, has many advantages, such as that structure is simple, energy consumption is small.
Description
Technical field
The invention belongs to fluid compression apparatus, particularly relate to a kind of plunger type fluid compression engine.
Background technique
Usual compressor is mainly had by structure type: reciprocating-piston (or plunger) formula, rotating vane or Rotary screw etc..
Reciprocating-piston fluid (gas or liquid) compressor is generally by drive shaft (crankshaft or camshaft), piston and cylinder sleeve (or plunger
And plunger bushing), flow into check valve, the discharge composition such as check valve.
Reciprocating-piston compressor is usually the linear reciprocating motion that drive shaft rotary motion is converted to piston, to make to press
The Fluid pressure for contracting intracavitary increases.Most of compressors complete above-mentioned movement, the design of this structure by means of crankshaft-and-connecting-rod component
Deficiency be that crank link mechanism needs space larger in entire circulation.Further, since crankshaft, connecting rod shape are complicated, processing
Difficulty is big, causes compressor installation process complicated, equipment investment is big.Existing actuated by cams piston rod construction eliminates crank connecting link
Mechanism, simplifies the driving mechanism of device, and structure is relatively easy.But in general actuated by cams piston lever arrangement, because cam rotates
Piston (or plunger) is pushed to move in a straight line, piston (or plunger) boom end needs to fit in opposite sliding on cam curved surface, but
Cam and piston rod (or plunger) are relative separation structures, i.e. cam not stretchy piston (or plunger) return, therefore need to be furnished with
The devices such as reset spring push back piston (or plunger), and piston (or plunger) rod end is made to be bonded cam curved surface always, realize piston
The reciprocating motion of (or plunger).
Applicant retrieval patent document include:
A kind of oil-free air compression of symmetrical cam driving is disclosed in the patent document of Publication No. CN103603786A
Machine, the mechanism are that cam pushes guide rod promotion piston progress compressed air, return to piston and guide rod by reset spring
It is in situ.The above-mentioned prior art uses reset spring, in cylinder compression stroke, in addition to cylinder acting (effectively acting), also needs
Compression reseting spring acting (invalid acting), while keeping mechanism more complex using reset spring, occupied space is larger.
Summary of the invention
The purpose of the present invention is to provide a kind of plunger type fluid compression engines, by the way that shaft coupling is arranged in plunger base, partially
Heart wheel drives shaft coupling to rotate with it the reciprocating motion for driving plunger to realize in plunger bushing, saves offsetting spring structure, makes structure
It is more compact, more set plunger mechanisms can be arranged in the useful space, are saved compression travel and are pushed what reset spring was done
Idle work improves efficiency to reduce energy consumption, and can also reduce the frictional force and abrasion of the process of pushing.
Overall technology design of the invention is:
Plunger type fluid compression engine, including compressor body are set in compressor body and by main shaft rotation driving
Eccentric wheel, plunger, plunger bushing and cylinder body;Eccentric wheel rotation drives plunger to move reciprocatingly to realize fluid in plunger bushing
Compression, plunger bushing top are equipped with the inflow check valve being connected to its inside, discharge check valve, flow into check valve, check valve is discharged
It is connected to respectively with fluid entry ports and fluid discharge port;Fixed shaft coupling clamps clearance fit in eccentric wheel on plunger rod
In wheel rim, the curved surface of shaft coupling is rolled with the coaxial annular groove rolled on assembly eccentric wheel to be cooperated.
Particular technique of the invention is conceived also:
Assembly is effectively rolled to be easy to implement between shaft coupling and annular groove, while reducing friction and noise, more
Preferred technical solution is that shaft coupling uses spherical node, and the spherical surface of spherical node and the coaxial annular rolled on assembly eccentric wheel are sliding
Slot spherical surface rolls cooperation.
It is full simultaneously for the assembly being easy to implement between the assembly and shaft coupling and annular groove of annular groove and eccentric wheel
For foot convenient for the needs of production, preferred technical solution is that eccentric wheel includes being assemblied in eccentric rotary body on main shaft and being fixed on
Eccentric rotary body end cap on the outside of it, annular groove are set in the cavity between eccentric rotary body and eccentric rotary body end cap.
The more preferred design scheme of annular groove is that the annular groove includes roller, rolling is assemblied in roller,
The roller inner sleeve and roller envelope of outer two sides.
To be easy to implement the steady of equipment operation, while working efficiency is effectively improved, preferred technical solution is eccentric wheel
It is axially disposed and radially symmetrical with main shaft.
For convenient for further increasing fluid compression efficiency, while space is efficiently used, more preferably structure design is column
Plug sleeve is radially distributed on cylinder body.
More preferably structure design is that plunger bushing is radially angularly uniformly distributed on cylinder body.
Compressor body can realize using multiple structural forms, for the installation and fluid motion convenient for cylinder body, preferably
Structure design be, the compressor body include compressor housing cylindrical in shape and be fixed on its two sides compressor it is left
End cap and compressor right end cap.
For firmly installing convenient for cylinder body, to reduce equipment fault and to improve the stability of operation, preferred structure is set
Meter is, cylinder body arranged on left and right sides respectively with compressor left end cap and compressor right end cap fixing assembling.
Fluid is passed in and out plunger cavity and can be realized using multiple technologies scheme, all without departing from technical spirit of the invention, wherein
More preferred structure design is that the annular feed cavity one formed between cylinder body and compressor body terminates fluid entry ports,
The other end of annular feed cavity is flowed into check valve and is connected to plunger bushing inner cavity;Plunger bushing inner cavity is through being discharged check valve, ring row
Material chamber connects fluid discharge port.
Applicant it should be understood that
In the description of the present invention, the orientation or position of the instructions such as term " entrance ", " discharge ", " radial direction ", "inner", "outside"
Relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of simplifying the description present invention, rather than is indicated or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.
The significant technological progress of the substantive distinguishing features of the invention having and acquirement is:
1, the plunger type fluid compression engine in the present invention can be used for the compression to multiple fluids such as gas and liquid, be applicable in model
Enclose width.
2, the present invention generates rotation using drive shaft band movable eccentric wheel and annular groove, drives the shaft coupling being connected with plunger
It radially reciprocates, structure is simple, space is saved, therefore may be implemented to be evenly distributed with multiple groups in radial direction, to improve
Working efficiency improves space utilization rate.
3, the structure design inside annular groove and eccentric wheel is not only converted into the spinning movement of eccentric wheel is ingenious pair
In the upper top of plunger and drop-down, and due to its with eccentric group at friction pair be mainly rolling friction, relatively general cam
Its frictional force of the sliding friction of mechanism greatly reduces, and the stress condition of structure is greatly improved, while noise is smaller.
4, eccentric wheel is axially disposed and radially symmetrical structure designs with main shaft, not only obtains the stress condition of main shaft
To change, i.e. the eccentric wheel of main shaft and its drive radial force under rotary state keeps balance, and further improves stream
Body compression efficiency.Above structure can facilitate according to actual needs simultaneously arranges along main shaft axial direction multiple groups.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention;
Fig. 2 is the A-A direction view of Fig. 1;
Fig. 3 is Fig. 1 left view;
Fig. 4 is the B-B direction view of Fig. 5;
Eccentric wheel overall structure diagram Fig. 5 of the invention;
Fig. 6 is the portion C partial enlarged view in Fig. 1;
Fig. 7 is the top view of Fig. 1;
Fig. 8 is the main view of compressor right end cap;
Fig. 9 is the D-D direction view of Fig. 8.
Appended drawing reference in attached drawing is as follows:
1, main shaft;2, compressor left end cap;3, compressor case body;4, fluid entry ports;5, compressor right end cap;6,
Fluid discharge port;7, roller inner sleeve;8, roller;9, roller envelope;10, eccentric rotary body end cap;11, spherical node;12, it flows into
Check valve;13, check valve is discharged;14, plunger;15, plunger bushing;16, annular feed cavity;17, annular discharge chamber;18, eccentric rotation
Swivel;
19, cylinder body.
Specific embodiment
The present invention is described further with reference to embodiments, but should not be construed as limitation of the invention, the present invention
Protection scope be subject to the content of claim record, any equivalent technical elements replacement made according to specification,
Protection scope of the present invention is not departed from.
The overall structure of the present embodiment is as shown, including compressor body, is set in compressor body and by leading
The eccentric wheel of the rotation driving of axis 1, plunger 14, plunger bushing 15 and cylinder body 19;Eccentric wheel rotation drives plunger 14 in plunger bushing 15
It inside moves reciprocatingly to realize fluid compression, be equipped with above plunger bushing 15 and its internal inflow check valve 12 being connected to, discharge
Check valve 13 flows into check valve 12, discharge check valve 13 is connected to fluid entry ports 4 and fluid discharge port 6 respectively;Plunger
Fixed shaft coupling clamps clearance fit in eccentric wheel rim on 14 bars, and the curved surface of shaft coupling assembles eccentric wheel with coaxial rolling
On annular groove roll cooperation.
Eccentric wheel includes the eccentric rotary body end cap for being assemblied in eccentric rotary body 18 on main shaft 1 and being fixed on the outside of it
10, annular groove is set in the cavity between eccentric rotary body 18 and eccentric rotary body end cap 10.
The annular groove includes roller 8, rolls the roller inner sleeve 7 and roller envelope for being assemblied in the inside and outside two sides of roller 8
9。
Eccentric wheel is axially disposed and radially symmetrical with main shaft 1.
Plunger bushing 15 is radially angularly uniformly distributed on cylinder body 19.
The compressor body includes compressor housing 3 cylindrical in shape and the compressor left end cap for being fixed on its two sides
2 and compressor right end cap 5.
19 arranged on left and right sides of cylinder body is fixed with compressor left end cap 2 and 5 bolt of compressor right end cap respectively.
The annular feed cavity 16 1 formed between cylinder body 19 and compressor body terminates fluid entry ports 4, annular charging
The other end of chamber 16 is flowed into check valve 12 and is connected to 15 inner cavity of plunger bushing;15 inner cavity of plunger bushing is through discharge check valve 13, annular
Discharge chamber 17 connects fluid discharge port 6.
The working principle of the present embodiment is:
When main shaft 1 rotates under the action of external power device input torque, the eccentric rotation for being formed with spline is driven
The eccentric rotary body end cap 10 that swivel 18 and roller inner sleeve 7 and limitation roller inner sleeve 7 move axially also occurs accordingly to rotate, when
When the high point of eccentric rotary body 18 goes to the lower section of spherical node 11, power will be pushed by roller 8 and annular groove and pass to plunger
The spherical node 11 of 14 lower parts, driving plunger 14 complete upward compression process along plunger bushing 15, at this moment the fluid in plunger bushing 15
Pressure rise, fluid just open discharge check valve 13 and converge into annular discharge chamber 17, and compression fluid is arranged after converging by fluid
Exit port 6 discharges.
When the rotation high point of eccentric rotary body 18 initially moves off this spherical node 11 instantly, due to starting in plunger bushing 15
There is negative pressure, inflow is at this moment passed through by the fluid to be compressed that fluid entry ports 4 have been introduced into inside annular feed cavity 16
Check valve 12 enters in plunger bushing 15, starts to be filled with fluid into plunger bushing 15, and spherical node 11 is by being eccentrically rotated at the same time
Body 18 and the rotation drop-down of eccentric rotary body end cap 10 are completed to move down.So in cycles, plunger 14 connects in plunger bushing 15
The cyclic process of fluid sucking and compression is completed in continuous reciprocating motion.
Claims (10)
1. plunger type fluid compression engine, including compressor body are set in compressor body and by main shaft (1) rotation driving
Eccentric wheel, plunger (14), plunger bushing (15) and cylinder body (19);Eccentric wheel rotation drives plunger (14) to do in plunger bushing (15)
It moves back and forth to realize fluid compression, be equipped with above plunger bushing (15) and its internal inflow check valve (12) being connected to, discharge
Check valve (13), flow into check valve (12), discharge check valve (13) respectively with fluid entry ports (4) and fluid discharge port
(6) it is connected to;It is characterized in that shaft coupling fixed on plunger (14) bar clamps clearance fit in eccentric wheel rim, shaft coupling
Curved surface is rolled with the coaxial annular groove rolled on assembly eccentric wheel to be cooperated.
2. plunger type fluid compression engine according to claim 1, it is characterised in that shaft coupling uses spherical node (11), spherical
The spherical surface for saving (11) is rolled with the coaxial annular groove spherical surface rolled on assembly eccentric wheel to be cooperated.
3. plunger type fluid compression engine according to claim 1, it is characterised in that eccentric wheel includes being assemblied on main shaft (1)
Eccentric rotary body (18) and the eccentric rotary body end cap (10) being fixed on the outside of it, annular groove are set to eccentric rotary body (18)
In cavity between eccentric rotary body end cap (10).
4. plunger type fluid compression engine according to any one of claim 1-3, it is characterised in that the annular groove
Including roller (8), the roller inner sleeve (7) and roller envelope (9) for being assemblied in roller (8) inside and outside two sides are rolled.
5. plunger type fluid compression engine according to any one of claim 1-3, it is characterised in that eccentric wheel is set along axial direction
It sets and radially symmetrical with main shaft (1).
6. plunger type fluid compression engine according to claim 1, it is characterised in that plunger bushing (15) edge on cylinder body (19)
Radial distribution.
7. according to claim 1 or plunger type fluid compression engine described in any one of 6, it is characterised in that plunger bushing (15) is in cylinder
It is radially angularly uniformly distributed on body (19).
8. plunger type fluid compression engine according to claim 1, it is characterised in that the compressor body includes in cylinder
The compressor housing (3) of shape and the compressor left end cap (2) and compressor right end cap (5) for being fixed on its two sides.
9. plunger type fluid compression engine according to claim 1, it is characterised in that cylinder body (19) arranged on left and right sides respectively with pressure
Contracting machine left end cap (2) and compressor right end cap (5) fixing assembling.
10. plunger type fluid compression engine according to claim 1, it is characterised in that between cylinder body (19) and compressor body
The annular feed cavity (16) one of formation terminates fluid entry ports (4), and the other end of annular feed cavity (16) is through flowing into check valve
(12) it is connected to plunger bushing (15) inner cavity;Plunger bushing (15) inner cavity connects fluid through discharge check valve (13), annular discharge chamber (17)
Discharge port (6).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910315070.9A CN109931240A (en) | 2019-04-18 | 2019-04-18 | Plunger type fluid compression engine |
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CN201910315070.9A CN109931240A (en) | 2019-04-18 | 2019-04-18 | Plunger type fluid compression engine |
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CN109931240A true CN109931240A (en) | 2019-06-25 |
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CN201910315070.9A Pending CN109931240A (en) | 2019-04-18 | 2019-04-18 | Plunger type fluid compression engine |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110578686A (en) * | 2019-10-03 | 2019-12-17 | 丁先虎 | Multifunctional eccentric parallel pump |
CN110617214A (en) * | 2019-10-03 | 2019-12-27 | 丁先虎 | Pump liquid conveying method of double-core parallel pump |
CN111271246A (en) * | 2020-02-14 | 2020-06-12 | 魏文民 | Plunger type fluid compressor |
CN111692071A (en) * | 2020-07-02 | 2020-09-22 | 王彦彬 | A kind of compressor |
CN111852813A (en) * | 2020-07-02 | 2020-10-30 | 王彦彬 | Linear motion output mechanism |
CN113464393A (en) * | 2021-07-28 | 2021-10-01 | 苏州力奇研发有限公司 | Plunger pump and high-pressure cleaning machine |
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GB539399A (en) * | 1940-04-09 | 1941-09-09 | Charles Hyland | Improvements in or relating to radial cylinder pumps or motors |
KR20110103652A (en) * | 2010-03-15 | 2011-09-21 | 한국기계연구원 | Apparatus of piston and eccentric cam for radial piston pump |
CN103967742A (en) * | 2013-01-29 | 2014-08-06 | 王彦彬 | Magnetic coplanar multi-cylinder multi-level cam combining compressor |
CN104033352A (en) * | 2014-06-18 | 2014-09-10 | 浙江强盛压缩机制造有限公司 | Compressor for natural gas refilling substation |
CN107859608A (en) * | 2017-10-30 | 2018-03-30 | 华中科技大学 | A kind of inclined disc type water pump |
CN108661877A (en) * | 2018-03-02 | 2018-10-16 | 安徽达来电机有限公司 | A kind of New Type Rotary Compressor Based |
CN209818239U (en) * | 2019-04-18 | 2019-12-20 | 常胜 | Plunger type fluid compressor |
-
2019
- 2019-04-18 CN CN201910315070.9A patent/CN109931240A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB539399A (en) * | 1940-04-09 | 1941-09-09 | Charles Hyland | Improvements in or relating to radial cylinder pumps or motors |
KR20110103652A (en) * | 2010-03-15 | 2011-09-21 | 한국기계연구원 | Apparatus of piston and eccentric cam for radial piston pump |
CN103967742A (en) * | 2013-01-29 | 2014-08-06 | 王彦彬 | Magnetic coplanar multi-cylinder multi-level cam combining compressor |
CN104033352A (en) * | 2014-06-18 | 2014-09-10 | 浙江强盛压缩机制造有限公司 | Compressor for natural gas refilling substation |
CN107859608A (en) * | 2017-10-30 | 2018-03-30 | 华中科技大学 | A kind of inclined disc type water pump |
CN108661877A (en) * | 2018-03-02 | 2018-10-16 | 安徽达来电机有限公司 | A kind of New Type Rotary Compressor Based |
CN209818239U (en) * | 2019-04-18 | 2019-12-20 | 常胜 | Plunger type fluid compressor |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110578686A (en) * | 2019-10-03 | 2019-12-17 | 丁先虎 | Multifunctional eccentric parallel pump |
CN110617214A (en) * | 2019-10-03 | 2019-12-27 | 丁先虎 | Pump liquid conveying method of double-core parallel pump |
CN110617214B (en) * | 2019-10-03 | 2021-02-19 | 浙江青霄科技股份有限公司 | Pump liquid conveying method of double-core parallel pump |
CN111271246A (en) * | 2020-02-14 | 2020-06-12 | 魏文民 | Plunger type fluid compressor |
CN111692071A (en) * | 2020-07-02 | 2020-09-22 | 王彦彬 | A kind of compressor |
CN111852813A (en) * | 2020-07-02 | 2020-10-30 | 王彦彬 | Linear motion output mechanism |
CN113464393A (en) * | 2021-07-28 | 2021-10-01 | 苏州力奇研发有限公司 | Plunger pump and high-pressure cleaning machine |
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