CN106286233B - Cylinder assembly, compressor and air conditioner - Google Patents
Cylinder assembly, compressor and air conditioner Download PDFInfo
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- CN106286233B CN106286233B CN201510308574.XA CN201510308574A CN106286233B CN 106286233 B CN106286233 B CN 106286233B CN 201510308574 A CN201510308574 A CN 201510308574A CN 106286233 B CN106286233 B CN 106286233B
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- 238000007906 compression Methods 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 11
- 238000009423 ventilation Methods 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 7
- 230000000977 initiatory effect Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 4
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 239000011796 hollow space material Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 14
- 230000008569 process Effects 0.000 abstract description 13
- 230000002159 abnormal effect Effects 0.000 abstract 1
- 238000005299 abrasion Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 10
- 230000003044 adaptive effect Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
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Abstract
The invention provides an air cylinder assembly which comprises a cylinder frame structure, an air cylinder structure and an assembly structure, wherein the cylinder frame structure is provided with an air cylinder mounting hole; the cylinder structure is provided with a cylinder guide hole corresponding to the cylinder mounting hole; the assembly structure comprises a fastening screw and a hollow guide pillar, the guide pillar is arranged in the cylinder guide hole, and the length of the guide pillar is greater than the depth of the cylinder guide hole; the fastening screw penetrates through the hollow part of the guide pillar to be matched with the cylinder mounting hole, so that the cylinder structure is fixed on the cylinder frame structure. The invention also relates to a compressor and an air conditioner applying the cylinder structure. According to the air cylinder assembly, the compressor and the air conditioner, the piston and the air cylinder have good coaxiality in the assembling process of the compressor, so that abnormal abrasion between the piston and the air cylinder structure is reduced, the friction loss between the piston and the air cylinder structure is reduced, and the performance of the compressor is improved.
Description
Technical field
The present invention relates to air conditioner technical fields, more particularly to a kind of cylinder assembly, compressor and air conditioner.
Background technology
Flat spring support technology is one of key technology of Linearkompressor.Relative to traditional cylindrical spring, flat spring
With larger radial rigidity so that piston will not generate radial displacement due to vibration during exercise, and it is gentle to avoid piston
Being in direct contact between cylinder.But in the assembling process of compressor, outside piston axis is susceptible to relative to cylinder inner circle
Axis tilts the problem of certain angle, or offset a certain distance, or both have both at the same time, to which compressor power consumption occur
Greatly, the failures such as piston and cylinder inordinate wear or even piston and cylinder be stuck.
Invention content
In view of the present situation of the prior art, the purpose of the present invention is to provide a kind of cylinder assembly, compressor and air conditioner, solutions
The problem that piston and air cylinder structure concentricity are difficult to control in compressor assembling process of having determined avoids piston and air cylinder structure
Inordinate wear phenomenon improves the performance of compressor.
To achieve the above object, the present invention adopts the following technical scheme that：
A kind of cylinder assembly, which is characterized in that including：
Cylinder frame structure is provided with cylinder mounting holes in the cylinder frame structure；
Air cylinder structure is provided with cylinder guide hole corresponding with the cylinder mounting holes on the air cylinder structure；And
Assembling structure, the assembling structure include trip bolt and hollow guide post, and the guide post is placed in the cylinder and leads
In hole, and the length of the guide post is more than the depth of the cylinder guide hole；
The trip bolt is matched through the hollow space of the guide post with the cylinder mounting holes, thus by the gas
Cylinder structure is fixed in the cylinder frame structure.
In one of the embodiments, the difference of the outer diameter of the diameter and guide post of the cylinder guide hole be 0.01mm~
The difference of 0.06mm, the length of the guide post and the depth of the cylinder guide hole is 0.01mm~0.1mm.
The block face diameter of the trip bolt is more than the diameter of the cylinder guide hole, and institute in one of the embodiments,
The difference for stating the block face diameter of trip bolt and the diameter of the cylinder guide hole is at least 0.5mm.
Further include exhaust structure in one of the embodiments, the exhaust structure is fixedly mounted on the air cylinder structure
On.
The present invention also provides a kind of compressors, including stator module, moving parts, fixing flat spring assembly and any of the above-described
The cylinder assembly；
The stator module includes motor stator and stator fixed plate, and the motor stator, the stator fixed plate are successively
It is arranged in the cylinder frame structure, fixed plate mounting hole is provided in the stator fixed plate, is provided in the cylinder frame structure
Cylinder frame mounting hole corresponding with the fixed plate mounting hole, the stator module is by sequentially passing through the fixed plate mounting hole
It is fixed in the cylinder frame structure with the first fixed structure of the cylinder frame mounting hole；
The moving parts include electric mover and piston, and one end of the piston is fixedly connected with the electric mover,
The other end of the piston forms compression chamber, the motor in the cylinder assembly, with the inner wall of the air cylinder structure
Son is placed on the closure alternation magnetic circuit that the motor stator is formed, and the electric mover can drive the piston relative to described
Cylinder assembly moves reciprocatingly；
The fixing flat spring assembly is fixed on the moving parts, and the fixing flat spring assembly is fixed with the stator module
Connection.
The moving parts further include connector in one of the embodiments, the connector and the electric mover,
The piston is fixedly connected, and the fixing flat spring assembly is arranged on the connector.
Connector mounting hole is provided on the connector in one of the embodiments, is arranged on the electric mover
There is mover mounting hole corresponding with the connector mounting hole, is provided on the piston corresponding with the mover mounting hole
Piston mounting hole, the connector is by sequentially passing through the connector mounting hole, the mover mounting hole and the piston
Second fixed structure of mounting hole is fixed on the moving parts.
The fixing flat spring assembly includes multiple flat springs in one of the embodiments, and multiple flat springs weigh mutually
Folded setting, the flat spring include two elastic arms and the fixed part for installing positioning；
The structure of two elastic arms is identical, tangent to isocentric circular arc or eccentric arc is formed by several；If described
Dry to isocentric circular arc or eccentric arc, radius gradually increases from inside to outside, the center of circle of all isocentric circular arcs or eccentric arc
On same straight line, and it is not more than half-turn positioned at a pair isocentric circular arc or eccentric arc of outmost turns, remaining is to institute
It is half-turn to state isocentric circular arc or eccentric arc；
The initial end of two elastic arms is tangent, and there are one interior mounting hole, two elastic arms for junction setting
It is uniformly distributed centered on the interior mounting hole, and the gap between two elastic arms is more than the thickness of the elastic arm
0.1~0.5 times；
The end of two elastic arms is separately connected the fixed part.
The fixed part is a round retainer plate in one of the embodiments,；
The interior fixed hole position is with the center of the fixed part in the center of the fixed part, two elastic arms
Beginning spirals extension to the periphery of the fixed part；The end of two elastic arms passes through circular arc with the fixed part respectively
Transition connects；Outer mounting hole is provided on the fixed part.
It is additionally provided on the connector in one of the embodiments, suitable for company compatible with the interior mounting hole
Column is connect, multiple flat springs are sequentially sleeved at by the interior mounting hole on connecting pole, and the fixing flat spring assembly passes through
Three fixed structures are fixedly connected with the connector；
It is provided in the stator fixed plate and the outer one-to-one fixed plate screw hole of mounting hole, the flat spring
Component is solid by the 4th fixed structure for sequentially passing through outer mounting hole and the fixed plate screw hole on multiple flat springs
It is scheduled on the stator module.
Gasket is provided between multiple flat springs in one of the embodiments, the gasket is respectively to be arranged
Internal gasket at the interior mounting hole and the outer gasket being arranged at the outer mounting hole.
Be additionally provided on the connector in one of the embodiments, ventilation resigning portion and suitable for the piston
The through-flow portion of air-breathing of suction hole connection.
Gas force variation of the piston within a work period in one of the embodiments, meets following formula：
Wherein, it defineskgFor the effective gas rigidity of gas force in cycle T.
The present invention is to be related to a kind of air conditioner, including compressor described in any one of the above embodiments.
The beneficial effects of the invention are as follows：
Cylinder assembly, compressor and the air conditioner of the present invention realizes the assembling of cylinder assembly by the way that assembling structure is arranged, and
And guide post is placed in cylinder guide hole, the length of guide post is more than the depth of cylinder guide hole, ensure that compressor in operation process, gas
Cylinder structure is suspended in always in cylinder frame structure, and air cylinder structure can be adaptive to the position of piston, to ensure that compressor fills
There is preferable concentricity with piston in the process and cylinder, to reduce the inordinate wear between piston and air cylinder structure, drop
Low frictional dissipation between piston and air cylinder structure, improves the performance of compressor.
Description of the drawings
Fig. 1 is the assembling schematic diagram of one embodiment of cylinder assembly of the present invention；
Fig. 2 be the present invention cylinder assembly in assemble mechanism and cylinder guide hole size relationship schematic diagram；
Fig. 3 be the present invention cylinder assembly in air cylinder structure and exhaust structure assembling schematic diagram；
Fig. 4 is the schematic diagram of one embodiment of compressor of the present invention；
Fig. 5 be the present invention compressor in stator module and cylinder frame structure assembling schematic diagram；
Fig. 6 be the present invention compressor in one embodiment of moving parts assembling schematic diagram；
Fig. 7 be the present invention compressor in moving parts and one embodiment of fixing flat spring assembly assembling schematic diagram；
Fig. 8 is fixing flat spring assembly, the assembling schematic diagram of moving parts and stator module in the compressor of the present invention；
Fig. 9 be the present invention compressor in one embodiment of flat spring sectional view；
Figure 10 be the present invention compressor in one embodiment of flat spring structural schematic diagram；
Figure 11 is identical as Figure 10, be shown the initiating terminal of two elastic arms arm it is wide between two elastic arms between
Gap；
Figure 12 be the present invention compressor in piston gas force within a work period variation diagram；
Figure 13 is reciprocating motion figure of the piston within a work period in the compressor of the present invention.
Specific implementation mode
In order to keep technical scheme of the present invention clearer, below in conjunction with attached drawing, cylinder assembly, compressor to the present invention
And air conditioner is described in further detail, it should be understood that it is described herein specific examples are only used to explain the present invention simultaneously
It is not used in the restriction present invention.
Referring to Fig. 1 to Figure 13, as depicted in figs. 1 and 2, cylinder assembly of the invention includes cylinder frame structure 100, air cylinder structure
200, assembling structure 300 and exhaust structure 400.Wherein, cylinder mounting holes 110, air cylinder structure are provided in cylinder frame structure 100
Cylinder guide hole corresponding with cylinder mounting holes 110 210 is provided on 200.Assembling structure 300 is including hollow guide post 310 and tightly
Gu screw 320, cylinder guide hole 210 is round hole.Guide post 310 is placed in cylinder guide hole 210, i.e. the outside diameter d 1 of guide post 310 is less than
The diameter d2 of cylinder guide hole 210, the length h1 of guide post 310 are more than the depth h2 of cylinder guide hole 210.This ensure that compressor exists
In operation process, air cylinder structure 200 is suspended in always in cylinder frame structure 100, and air cylinder structure 200 can be adaptive to the position of piston
It sets, to ensure that, piston has preferable concentricity with cylinder in compressor assembling process, to reduce piston and cylinder
Inordinate wear between structure reduces the frictional dissipation between piston and air cylinder structure, improves the performance of compressor.
Trip bolt 320 is matched through the hollow space of guide post 310 with cylinder mounting holes 110 so that air cylinder structure 200
It is fixed in cylinder frame structure 100.In the present embodiment, to ensure air cylinder structure 200 and 100 fixed reliability of cylinder frame structure, dress
The quantity of distribution structure 300 is 3.Correspondingly, cylinder mounting holes 110 are set with cylinder guide hole 210 and the one-to-one correspondence of assembling structure 300
It sets, i.e., the quantity of the cylinder mounting holes 110 in cylinder frame structure 100 is 3, and 3 cylinder mounting holes 110 are in cylinder frame structure 100
It is uniformly distributed.The quantity of cylinder guide hole 210 on air cylinder structure 200 is also 3, and 3 cylinder guide holes 210 are in air cylinder structure 200
On be uniformly distributed.In other embodiments, the quantity of cylinder mounting holes 110, cylinder guide hole 210 and assembling structure 300 may be used also
To be more than two or three.
Exhaust structure 400 is fixedly mounted on air cylinder structure 200, as shown in figure 3, being additionally provided with gas on air cylinder structure 200
Cylinder screw hole 220, is provided on exhaust structure 400 and the exhaust mounting hole 410 correspondingly of cylinder screw hole 220, exhaust knot
Structure 400 is fixed on air cylinder structure 400 by sequentially passing through the positioning screw 420 of exhaust mounting hole 410 and cylinder screw hole 220
On.In the present embodiment, cylinder screw hole 220 and the quantity of exhaust mounting hole 410 are 3, only show that two exhausts are solid in Fig. 3
Determine hole 410.
Preferably, the difference of the diameter of cylinder guide hole 210 and the outer diameter of guide post 310 is 0.01mm~0.06mm, guide post 310
The difference of depth of length and cylinder guide hole 210 be 0.01mm~0.1mm.The block face diameter of trip bolt 320 is more than cylinder
The diameter of guide hole 210, and the block face diameter of trip bolt 320 and the difference of the diameter of cylinder guide hole 210 are at least 0.5mm, this
Sample can ensure effective fixation between air cylinder structure and cylinder frame structure.
As shown in figure 4, the present invention also provides a kind of compressor, including stator module 500, moving parts 600, flat spring
The cylinder assembly of component 700, shell 800 and any of the above-described embodiment.Stator module 500, moving parts 600, fixing flat spring assembly
700 and cylinder assembly be arranged in shell 800, shell 800 play the role of protect compressor internal component.
Wherein, stator module 500 includes motor stator 510 and stator fixed plate 520, motor stator 510, stator fixed plate
520 are successively set in cylinder frame structure 100.Fixed plate mounting hole 521 is provided in stator fixed plate 520, in cylinder frame structure 100
It is provided with cylinder frame mounting hole 120 corresponding with fixed plate mounting hole 521, stator module 500 is solid by sequentially passing through fixed plate
The first fixed structure 530 for determining hole 521 and cylinder frame mounting hole 120 is fixed in cylinder frame structure 100.Wherein, first fixed structure
530 may be used the fixed structures such as screw, bolt or rivet.First fixed structure 530 in the present embodiment is preferably screw knot
Structure, cylinder frame mounting hole 120 are preferably screw hole.
In the present embodiment, fixed plate mounting hole 521, cylinder frame mounting hole 120 and the one-to-one correspondence of first fixed structure 530 are set
It sets, and quantity is 3.Wherein, 3 fixed plate mounting holes 521 are evenly distributed in stator fixed plate 520, and 3 cylinder framves are fixed
Hole 120 is evenly distributed in cylinder frame structure 100.In other embodiments, fixed plate mounting hole 521, cylinder frame mounting hole 120 and
The quantity of one fixed structure 530 can also be more than two or three.
To ensure the relative position relation of stator fixed plate 520 and cylinder frame structure 100, it is arranged in stator fixed plate 520
There is fixed plate location hole 522.Correspondingly, being provided in cylinder frame structure 100 and 522 one-to-one cylinder frame of fixed plate location hole
Location hole 130.In the present embodiment, the quantity of fixed plate location hole 522 and cylinder frame location hole 130 is two, two fixed plates
Center symmetric setting of the location hole 522 relative to stator fixed plate 520, two cylinder frame location holes 130 are relative to cylinder frame structure 100
Center symmetric setting.
As shown in figure 5, in stator module 500 and the assembling process of cylinder frame structure 100, first by installation tool with solid
Fixed board location hole 522 and corresponding cylinder frame location hole 130 are oriented to for coaxial line, it is ensured that stator fixed plate 520 and cylinder frame knot
Then the relative position of structure 100 reuses first fixed structure 530 and stator module 500 is fixed in cylinder frame structure 100.
Moving parts 600 include electric mover 610 and piston 620, and one end of piston 620 is fixed with electric mover 610 to be connected
It connects, specifically, one end of piston 620 is realized by tightening members such as screws and is fixedly connected with electric mover 610.Piston 620
The other end in the cylinder assembly, form compression chamber 880 with the inner wall of air cylinder structure 200, it is fixed that electric mover 610 is placed in motor
On the closure alternation magnetic circuit that son 510 is formed, and 610 energy band piston of electric mover moves reciprocatingly relative to cylinder assembly, from
And realize the process of sucking, compression and the discharge of gas.
Fixing flat spring assembly 700 is fixed on moving parts 600, and fixing flat spring assembly 700 is fixed with stator module 500 and connected
It connects.Fixing flat spring assembly 700 avoids 620 He of piston for preventing piston 620 from generating radial displacement due to vibration during exercise
Being in direct contact between air cylinder structure 200 improves to further ensure the concentricity of piston 620 and air cylinder structure 200
The performance of compressor.In addition, fixing flat spring assembly 700 can also reduce the equivalent mass of piston 620 in compressor, air-conditioning is met
The requirement of linear compressor high-frequency, low tuned mass.
During compressor assembles, the pre-assembled of cylinder assembly is completed first, i.e., guide post 310 is inserted into air cylinder structure
In cylinder guide hole 210 on 200, trip bolt 320 is then screwed into the peace of the cylinder in cylinder frame structure 100 across guide post 310 again
Fill hole 110.Stator module 500 is fixed in cylinder frame structure 100 again later, moving parts 600 are finally fixed on stator pack
On part 500, the pre-assembled of compressor is completed.Then so that electrical power, and control electric mover 610 done with piston 620 it is low
Frequently small amplitude moves back and forth, and realizes the coaxial positioning of air cylinder structure 200 and piston 620, finally again tightens trip bolt 320,
Guide post 310 and cylinder frame structure 100 are fixed together.In this way, by using the dynamical assemble process of air cylinder structure 200, into one
Step ensure that air cylinder structure 200 has good concentricity with piston 620, further improve the performance of compressor.
The course of work of the compressor of the present embodiment is as follows：
Air entry 810 of the gas through being arranged on shell 800 is entered in shell 800, and the low-pressure gas in shell 800 passes through work
Suction hole on plug 620 is inhaled by inlet valve 850 in compression chamber 880.After gas in compression chamber 880 is compressed, work as pressure
Gas pressure in contracting chamber 880 reaches a timing, and air bleeding valve 870 is opened, and high pressure gas is through inside exhaust pipe 830,820 row of exhaust outlet
To outside the shell 800 of compressor.Not drained high pressure gas forms pressure of inspiration(Pi) in compression chamber 880, realizes in cycles
Compression process.
It should be understood that being additionally provided with inlet valve fixing piece 860 on the inlet valve 850 of the compressor of the present invention, it is used for
Ensure the normal work of inlet valve 850.More preferably, the compressor of the present embodiment further includes the pump housing support spring to play a supportive role
840。
As a kind of embodiment, moving parts 600 further include connector, and the connector and electric mover 610 are lived
Plug 620 is fixedly connected, and fixing flat spring assembly 700 is arranged on connector, and fixing flat spring assembly 700 is fixed with stator module 600 and connected
It connects.
More preferably, it is provided with connector mounting hole 631 on connector, is provided on electric mover 610 and is fixed with connector
631 corresponding mover mounting hole 611 of hole is provided with piston mounting hole corresponding with mover mounting hole 611 on piston 620
621, connector is fixed by sequentially passing through the second of connector mounting hole 631, mover mounting hole 611 and piston mounting hole 621
Structure 640 is fixed on moving parts 600.Wherein, it is fixed that screw, bolt or rivet etc. may be used in the second fixed structure 640
Structure.The second fixed structure 640 in the present embodiment is preferably bolt structure, and piston mounting hole 621 is preferably threaded hole.
In the present embodiment, connector mounting hole 631, mover mounting hole 611, piston mounting hole 621 and the second fixed structure
640 are arranged in a one-to-one correspondence, and quantity is 3.In other embodiments, connector mounting hole 631, mover mounting hole 611, work
The quantity of plug mounting hole 621 and the second fixed structure 640 can also be more than two or three.Preferably, on connector also
It is provided with connector location hole 632, mover location hole 612 is additionally provided on electric mover 610, piston positioning is provided on piston
Hole 622, to ensure the relative position relation of connector, electric mover 610 and piston 620.More preferably, on electric mover 620 also
It is provided with mover ventilation hole, in the present embodiment, the quantity of mover ventilation hole is 6, and 6 mover ventilation holes are evenly provided on electricity
On motor-driven son.
As shown in fig. 6, during assembly, it is fixed with connector location hole 632, mover location hole 612 and piston first
Position hole 622 be coaxial line guiding, it is ensured that connector, electric mover 610 and piston 620 relative position, reuse the second fixation
Connector, electric mover 610 and piston 620 are installed and are fixed by structure 640, complete the assembling of moving parts 600.
As shown in figure 9, fixing flat spring assembly 700 includes multiple flat springs 710, multiple flat springs 710 overlap each other setting.Its
In, flat spring 710 includes two elastic arms 711 and the fixed part 712 for installing positioning.The structure phase of two elastic arms 711
Together, it tangent to isocentric circular arc or eccentric arc is formed by several；It is several to isocentric circular arc or eccentric arc radius from inside to outside
Gradually increase, the center of circle of all isocentric circular arcs or eccentric arc is on same straight line.Preferably, it is located at the one of outmost turns
Half-turn is not more than to isocentric circular arc or eccentric arc, its end is convenient for realize that arc transition is connect with fixed part 712 in this way, remaining
It is half-turn to isocentric circular arc or eccentric arc.
The initial end of two elastic arms 711 is tangent, and there are one interior mounting hole 7110, two elastic arms for junction setting
It is uniformly distributed centered on mounting hole 7110 within 711.More preferably, the gap between two elastic arms 711 is more than elastic arm 711
0.1~0.5 times of thickness is avoided with ensureing there is enough gaps between two elastic arms 711 between two elastic arms 711
It interferes, while meeting technique processing request.
The end of two elastic arms 711 is separately connected fixed part 712, and fixed part 712 is positioned for installing, and structure can root
Factually border installation situation is designed as corresponding location hole or screw hole etc..Specifically, fixed part 712 is a round retainer plate；It is interior
Mounting hole 7110 is located at the center of fixed part 712, and two elastic arms 711 are using the center of fixed part 712 as initiating terminal, to fixed part
712 periphery is spiraled extension；The end of two elastic arms 711 is connect with fixed part 712 by arc transition respectively；Fixed part
Outer mounting hole 7120 is provided on 712.
Preferably, gasket is provided between multiple flat springs 710, gasket is respectively in being arranged at interior mounting hole 7110
Gasket 740 and the outer gasket 750 being arranged at outer mounting hole 7120.On the one hand the addition of gasket reduces the fixation of plate spring groups
On the other hand the concentrated stress at place prevents the fretting wear between adjacent flat spring, extend the service life of plate spring groups.
As shown in Figure 10, in above-mentioned flat spring 710, it is assumed that two elastic arms 711 are by n to isocentric circular arc or eccentric arc phase
It cuts, from inside to outside, n meets following equation to isocentric circular arc or eccentric arc：
First pair of arc radius：R11, R12=R11+e1+b；
Second pair of arc radius：R21=R11+R12+ J/2, R22=R21+e2+(R12-R11)+e1；
I-th (n >=i >=3) are to arc radius：Ri1=R(i-1)1+ J, Ri2=Ri1+ei+(R(i-1)2-R(i-1)1)+e(i-1)；
Wherein, R11For the inner circle radius of first pair of circular arc, R12For the exradius of first pair of circular arc, R21For second pair of circle
The inner circle radius of arc, R22For the exradius of second pair of circular arc, Ri1For the inner circle radius of i-th pair circular arc, Ri2For i-th pair circular arc
Exradius.e1Deviate the distance in the inner circle center of circle, e for the outer circle center of circle of first pair of circular arc2For the outer circle center of circle of second pair of circular arc
Deviate the distance in the inner circle center of circle, eiDeviate the distance in the inner circle center of circle for the outer circle center of circle of i-th pair circular arc.B is two elastic arms
The arm of initiating terminal is wide, and J is the gap between two elastic arms.
The molded line of the elastic arm 711 of the present invention has specific expression formula, can control elastic arm 711 according to this expression formula
Width.Such as take ei=0 (i=1~n) is then wide more circle arm flat springs.Such as take ei>0 (i=3~n), can obtain by center
The not wide more circle siding springs gradually to broaden.In the present embodiment, i=3 is taken, i.e., the flat spring in the present embodiment is by 3 pairs of circular arcs
Composition.
As shown in fig. 7, for realize fixing flat spring assembly 700 installation fix, be additionally provided on connector suitable for it is interior solid
Determine 7110 compatible connecting pole 633 of hole, multiple flat springs 710 are sequentially sleeved at by interior mounting hole 7110 on connecting pole 633,
And fixing flat spring assembly 700 is fixedly connected by third fixed structure 720 with connector.To avoid the frictional dissipation of flat spring 710,
Fastening gasket 730 is provided between third fixed structure 720 and fixing flat spring assembly 700.Wherein, third fixed structure 720 can be with
Using fixed structures such as screw or bolts.
As shown in figure 8, being provided in stator fixed plate 520 and 7120 one-to-one fixed plate screw hole of outer mounting hole
523, fixing flat spring assembly 700 is by sequentially passing through outer mounting hole 7120 on multiple flat springs 710 and fixed plate screw hole 523
4th fixed structure 540 is fixed on stator module 500.Wherein, screw, bolt or riveting may be used in the 4th fixed structure 540
The fixed structures such as nail, the 4th fixed structure 540 in the present embodiment are preferably bolt structure.
In the present embodiment, the quantity of the outer mounting hole 7120 on flat spring 710 is two, and two outer mounting holes 7120 are opposite
It is symmetrical arranged in interior mounting hole 7110.Correspondingly, there are two fixed plate screw hole 523, the 4th is solid for setting in stator fixed plate 520
The quantity for determining structure 540 is also two.Certainly, in other embodiments, outer mounting hole 7120, fixed plate screw hole 523 and
The quantity of four fixed structures 540 can also be more than two.
To ensure the relative position relation of fixing flat spring assembly 700 and moving parts 600, in the fixed part 712 of flat spring 710
There are two upper settings, and 7121, two outer location holes 7121 of outer location hole are symmetrical arranged relative to interior mounting hole 7110.Correspondingly,
It is provided in stator fixed plate 520 and 7121 one-to-one fixed plate location hole 522 of outer location hole.
It is additionally provided with ventilation resigning portion 635 on connector and the air-breathing suitable for being connected to the suction hole of piston 620 is through-flow
Portion 634, connecting pole 633, air-breathing are through-flow portion 634 and the ventilation integrated molding of resigning portion 635, which simplify process and assemble work
Sequence.Wherein, the through-flow portion of air-breathing 634 ensure that into the low-pressure gas in compression case body and can enter piston by connector
620 suction hole, then enters compression chamber by inlet valve.Ventilation resigning portion 635 reduces wind when moving parts 600 are run
Resistance, to improve the performance of compressor.
As shown in figure 12, gas force variation of the piston within a work period meets following formula：Wherein, it defineskgFor the effective gas rigidity of gas force in cycle T.
Specifically, periodic function of piston its muscle power in one cycle is expressed as fourier series and is：Ignore the influence of the secondary above harmonic wave, gas is force linearizing to be：
Wherein：
Piston is reciprocating with stroke s in cylinder, and the displacement relative to reciprocal center is as shown in figure 13, is represented by
Following formula
Formula (2)-formula (5) is substituted into formula (1), is obtained：
Definition
As preferably or optionally embodiment, every flat spring of fixing flat spring assembly are rigid on the axial direction of piston
Degree meets formula：
ωn=[(nkm+kg)(ms+mss+md+msd)]/[(ms+mss)(md+msd)].In formula：
kmFor rigidity of the every flat spring 711 on the axial direction of piston 620；N is the piece number of flat spring 711；nkmFor
Global stiffness of all flat springs 711 on the axial direction of piston 620；kgFor the gas equivalent stiffness in compression chamber；msFor with
The stationary parts quality that air cylinder structure is fixedly connected；mssFor the 711 equivalent quality on stationary parts of n pieces flat spring；mdFor with
The heavy moving parts that piston is fixedly connected；msdHeavy moving parts are arrived for n pieces flat spring 711 is equivalent；ωnFor vibration of compressor
System frequency.
Quality (the m of comprehensive design compressor assemblys+mss+md+msd) and all flat springs on the axial direction of piston
Global stiffness nkm, it is ensured that vibration of compressor system frequency ωnRequire frequencies omega consistent with compressor operating, to make compression
Engine efficiency is maximum.
The invention further relates to a kind of air conditioners, include the compressor of any of the above-described embodiment.
Cylinder assembly, compressor and the air conditioner of the present invention realizes the assembling of cylinder assembly by the way that assembling structure is arranged, and
And guide post is placed in cylinder guide hole, the length of guide post is more than the depth of cylinder guide hole, ensure that compressor in operation process, gas
Cylinder structure is suspended in always in cylinder frame structure, and air cylinder structure can be adaptive to the position of piston, to ensure that compressor fills
There is preferable concentricity with piston in the process and cylinder, to reduce the inordinate wear between piston and air cylinder structure, drop
Low frictional dissipation between piston and air cylinder structure, improves the performance of compressor.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Cannot the limitation to the scope of the claims of the present invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (14)
1. a kind of cylinder assembly, which is characterized in that including：
Cylinder frame structure (100) is provided with cylinder mounting holes (110) on the cylinder frame structure (100)；
Air cylinder structure (200) is provided with cylinder corresponding with the cylinder mounting holes (110) on the air cylinder structure (200)
Guide hole (210)；And
Assembling structure (300), the assembling structure (300) include trip bolt (320) and hollow guide post (310), described to lead
Column (310) is placed in the cylinder guide hole (210), and the length of the guide post (310) is more than the depth of the cylinder guide hole (210)
Degree；
The trip bolt (320) matches through the hollow space of the guide post (310) with the cylinder mounting holes (110),
To which the air cylinder structure (200) is fixed on the cylinder frame structure (100).
2. cylinder assembly according to claim 1, which is characterized in that the diameter of the cylinder guide hole (210) is led with described
The difference of the outer diameter of column (310) is 0.01mm~0.06mm, the length of the guide post (310) and the cylinder guide hole (210)
The difference of depth is 0.01mm~0.1mm.
3. cylinder assembly according to claim 1, which is characterized in that the block face diameter of the trip bolt (320) is more than
The diameter of the cylinder guide hole (210), and the block face diameter of the trip bolt (320) and the cylinder guide hole (210) is straight
The difference of diameter is at least 0.5mm.
4. according to claim 1-3 any one of them cylinder assemblies, which is characterized in that further include exhaust structure (400), it is described
Exhaust structure (400) is fixedly mounted on the air cylinder structure (200).
5. a kind of compressor, which is characterized in that including stator module (500), moving parts (600), fixing flat spring assembly (700) and
Claim 1-4 any one of them cylinder assemblies；
The stator module (500) includes motor stator (510) and stator fixed plate (520), the motor stator (510), institute
It states stator fixed plate (520) to be successively set on the cylinder frame structure (100), be provided on the stator fixed plate (520) solid
Fixed board mounting hole (521) is provided with cylinder frame corresponding with fixed plate mounting hole (521) on the cylinder frame structure (100)
Mounting hole (120), the stator module (500) are fixed by sequentially passing through the fixed plate mounting hole (521) and the cylinder frame
The first fixed structure (530) in hole (120) is fixed on the cylinder frame structure (100)；
The moving parts (600) include electric mover (610) and piston (620), one end and the electricity of the piston (620)
Motor-driven son (610) is fixedly connected, and the other end of the piston (620) is in the cylinder assembly, with the air cylinder structure
(200) inner wall forms compression chamber (880), and the closure that the electric mover (610) is placed in the motor stator (510) formation is handed over
Become on magnetic circuit, and the electric mover (610) can drive the piston (610) to move reciprocatingly relative to the cylinder assembly；
The fixing flat spring assembly (700) is fixed on the moving parts (600), and the fixing flat spring assembly (700) with it is described
Stator module (500) is fixedly connected.
6. compressor according to claim 5, which is characterized in that the moving parts (600) further include connector, described
Connector is fixedly connected with the electric mover (610), the piston (620), and the fixing flat spring assembly (700) is arranged described
On connector.
7. compressor according to claim 6, which is characterized in that be provided with connector mounting hole on the connector
(631), it is provided with mover mounting hole corresponding with connector mounting hole (631) on the electric mover (610)
(611), piston mounting hole (621) corresponding with mover mounting hole (611) is provided on the piston (620), it is described
Connector is by sequentially passing through the connector mounting hole (631), the mover mounting hole (611) and the piston mounting hole
(621) the second fixed structure (640) is fixed on the moving parts (500).
8. compressor according to claim 6, which is characterized in that the fixing flat spring assembly (700) includes multiple flat springs
(710), multiple flat springs (710) overlap each other setting, and the flat spring (710) includes two elastic arms (711) and uses
In the fixed part (712) of installation positioning；
The structure of two elastic arms (711) is identical, tangent to isocentric circular arc or eccentric arc is formed by several；If described
Dry to isocentric circular arc or eccentric arc, radius gradually increases from inside to outside, the center of circle of all isocentric circular arcs or eccentric arc
On same straight line, and it is not more than half-turn positioned at a pair isocentric circular arc or eccentric arc of outmost turns, remaining is to institute
It is half-turn to state isocentric circular arc or eccentric arc；
The initial end of two elastic arms (711) is tangent, and there are one interior mounting holes (7110) for junction setting, described in two
Elastic arm (711) is uniformly distributed centered on the interior mounting hole (7110), and the gap between two elastic arms (711)
More than 0.1~0.5 times of the thickness of the elastic arm (711)；
The end of two elastic arms (711) is separately connected the fixed part (712).
9. compressor according to claim 8, which is characterized in that the fixed part (712) is a round retainer plate；
The interior mounting hole (7110) is located at the center of the fixed part (712), and two elastic arms (711) are with the fixation
The center in portion (712) is initiating terminal, is spiraled extension to the periphery of the fixed part (712)；The end of two elastic arms (711)
End is connect with the fixed part (712) by arc transition respectively；It is provided with outer mounting hole on the fixed part (712)
(7120)。
10. compressor according to claim 9, which is characterized in that be additionally provided on the connector suitable for it is described
The compatible connecting pole (633) of interior mounting hole (7110), multiple flat springs (710) by the interior mounting hole (7110) according to
It is secondary to be set on connecting pole (633), and the fixing flat spring assembly (700) passes through third fixed structure (720) and the connector
It is fixedly connected；
It is provided on the stator fixed plate (520) and the one-to-one fixed plate screw hole of the outer mounting hole (7120)
(523), the fixing flat spring assembly (700) by sequentially pass through outer mounting hole (7120) on multiple flat springs (710) and
4th fixed structure (540) of the fixed plate screw hole (523) is fixed on the stator module (500).
11. according to claim 8-10 any one of them compressors, which is characterized in that between multiple flat springs (710)
It is provided with gasket, the gasket is respectively the internal gasket (740) being arranged at the interior mounting hole (7110) and is arranged described
Outer gasket (750) at outer mounting hole (7120).
12. according to claim 6-10 any one of them compressors, which is characterized in that be additionally provided with ventilation on the connector
Resigning portion (635) and the through-flow portion of air-breathing (634) suitable for being connected to the suction hole of the piston (620).
13. according to claim 5-10 any one of them compressors, which is characterized in that the piston (620) works at one
Gas force variation in period meets following formula：Wherein, it defines
kgFor the effective gas rigidity of gas force in cycle T；
S is the stroke that the piston (620) moves reciprocatingly in cylinder,Y ' (t) is leading for y (t)
Number,
14. a kind of air conditioner, which is characterized in that including claim 5-13 any one of them compressors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510308574.XA CN106286233B (en) | 2015-06-08 | 2015-06-08 | Cylinder assembly, compressor and air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510308574.XA CN106286233B (en) | 2015-06-08 | 2015-06-08 | Cylinder assembly, compressor and air conditioner |
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| Publication Number | Publication Date |
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| CN106286233A CN106286233A (en) | 2017-01-04 |
| CN106286233B true CN106286233B (en) | 2018-10-02 |
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| CN201510308574.XA Active CN106286233B (en) | 2015-06-08 | 2015-06-08 | Cylinder assembly, compressor and air conditioner |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108023435A (en) * | 2018-01-31 | 2018-05-11 | 江苏工大金凯高端装备制造有限公司 | A kind of attachment device between electric mover and component |
| CN108336886A (en) * | 2018-02-22 | 2018-07-27 | 方舟 | A kind of moving-magnetic type linear motor for compressor |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11324914A (en) * | 1998-05-19 | 1999-11-26 | Mitsubishi Electric Corp | Linear compressor |
| CN1238637C (en) * | 2002-05-22 | 2006-01-25 | 乐金电子(天津)电器有限公司 | Structure of compressor cylinder cover |
| KR100527176B1 (en) * | 2004-03-09 | 2005-11-09 | 삼성광주전자 주식회사 | Linear compressor |
| KR20050094005A (en) * | 2004-03-17 | 2005-09-26 | 삼성광주전자 주식회사 | Linear compressor |
| KR20050121053A (en) * | 2004-06-21 | 2005-12-26 | 삼성전자주식회사 | Compressor |
| CN104234975B (en) * | 2013-06-21 | 2018-06-08 | 青岛海尔智能技术研发有限公司 | Linear compressor and its cylinder fixing structure |
| CN204827871U (en) * | 2015-06-08 | 2015-12-02 | 珠海格力节能环保制冷技术研究中心有限公司 | Cylinder components , compressor and air conditioner |
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Effective date of registration: 20180822 Address after: 519070 golden hill road, Qianshan, Zhuhai, Guangdong Applicant after: GREE ELECTRIC APPLIANCES,Inc.OF ZHUHAI Address before: 519070 9 Building (Science and technology building) 789 Jinji Road, Qianshan, Zhuhai, Guangdong Applicant before: GREE GREEN REFRIGERATION TECHNOLOGY CENTER Co.,Ltd. OF ZHUHAI |
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