CN204511819U - A kind of linear compressor and resonator system thereof - Google Patents
A kind of linear compressor and resonator system thereof Download PDFInfo
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- CN204511819U CN204511819U CN201520168919.1U CN201520168919U CN204511819U CN 204511819 U CN204511819 U CN 204511819U CN 201520168919 U CN201520168919 U CN 201520168919U CN 204511819 U CN204511819 U CN 204511819U
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- 238000009434 installation Methods 0.000 claims description 8
- 238000003754 machining Methods 0.000 claims description 6
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- 238000003825 pressing Methods 0.000 abstract description 2
- 230000002153 concerted effect Effects 0.000 description 3
- 238000005474 detonation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 241001212149 Cathetus Species 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
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- 238000007906 compression Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
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- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
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Abstract
The utility model relates to a kind of resonator system of linear compressor, comprise spring support, lay respectively at spring dead plate and the spring cup of spring support both sides, the first resonant springs is provided with between spring support and spring cup, be provided with the second resonant springs between spring support and spring dead plate, and the first resonant springs and the second resonant springs are coaxially arranged.In the process that linear compressor runs, spring support will be followed piston and be moved back and forth, thus the first resonant springs and the second resonant springs also will replace spring support applying pressure, because the first resonant springs and the second resonant springs are coaxially arranged, thus the first resonant springs and the second resonant springs institute applied pressure will be cancelled out each other generally, this just effectively can be avoided spring support generation deformation, thus ensures that compressor runs under the state of high energy efficiency.The invention also discloses a kind of linear compressor with above-mentioned resonator system.
Description
Technical field
The utility model relates to linear compressor production technical field, particularly a kind of linear compressor and resonator system thereof.
Background technique
The piston of linear compressor is fixedly linked with the electric mover carrying out straight reciprocating motion, compared to the mode adopting bent axle to realize reciprocating motion of the pistons, this kind of compressor has the high and remarkable advantage that noise is little of utilization of mechanical energy efficiency, thus obtains and applies more and more widely.
In order to effectively improve the operational efficiency of compressor, generally can arrange a set of resonator system between piston and cylinder body, the natural frequency of this cover resonator system and the operation frequency of compressor are consistent, to make compressor obtain the highest efficiency.
Please refer to Fig. 1, Fig. 1 is the cross-sectional view of prior art cathetus compressor, compressor housing 01 inside comprises compressor casing 02, be embedded the piston 03 in compressor casing 02, the electric mover 06 be fixedly linked with piston 03 and spring support 09, for generation of outer stator of motor 04 and the electric motor internal stator 05 of closed alternation magnetic circuit, wherein outer stator of motor 04 is also provided with spring dead plate 07, in the both sides of spring support 09, be respectively arranged with one group of resonant springs 08, the resonant springs 08 on top is positioned at the middle part of spring support, and its one end and spring support 09 offset, the other end and spring cup 010 offset, the resonant springs 08 of bottom is positioned at the circumferential edges of spring support 09, and one end and spring support 09 offset, and the other end and spring dead plate 07 offset.
Spring support 09, the resonant springs 08 of both sides and the parts for supporting resonant springs 08 constitute the resonator system of linear compressor, in the process that electric mover moves back and forth relative to motor stator, the resonant springs of spring support both sides will carry out flexible support to electric mover, and meet resonance requirement, but the resonator system in existing linear compressor also exists following defect: the resonant springs due to spring support side is positioned at middle part, the resonant springs of opposite side is positioned at edge, thus spring support follow piston move reciprocatingly time, the middle part of spring support and edge are in alternately stressed state, this causes spring support generation deformation by being very easy to, and finally cause the natural frequency of resonator system to change, when the natural frequency of resonator system and the operation frequency of compressor inconsistent time, the efficiency of compressor will there will be and sharply decline.
Therefore, how can require at the resonance meeting resonator system effectively to avoid spring support generation deformation to be the technical problem that current those skilled in the art need solution badly down.
Model utility content
One of the purpose of this utility model is to provide a kind of resonator system of linear compressor, can require at the resonance meeting resonator system effectively to avoid spring support generation deformation down, thus ensures that compressor runs under higher efficiency.
Another object of the present utility model is also to provide a kind of linear compressor with above-mentioned resonator system.
For solving the problems of the technologies described above, the resonator system of the linear compressor that the utility model provides, comprise spring support, lay respectively at spring dead plate and the spring cup of described spring support both sides, the first resonant springs is provided with between described spring support and described spring cup, be provided with the second resonant springs between described spring support and described spring dead plate, and described first resonant springs and described second resonant springs are coaxially arranged.
Preferably, described spring support is rounded, and described first resonant springs and described second resonant springs include multiple, and described first resonant springs and described second resonant springs are all evenly arranged along the circumference of described spring support.
Preferably, the side that described spring support is relative with described spring cup is provided with can be protruding with the installation of described first resonant springs interference fit; The side that described spring support is relative with described spring dead plate be provided with can with the embedding slot of described second resonant springs interference fit.
Preferably, described spring cup and described spring dead plate are respectively arranged with for protruding with the assembling of described first resonant springs and described second resonant springs Spielpassung.
Preferably, the two ends of described first resonant springs and the two ends of described second resonant springs are and polish end face, the described end face that polishes comprises machining area and undressed region, and in described first resonant springs for the one end contacted with described spring support, undressed region is all towards the center of described spring support; In described second resonant springs for the one end contacted with described spring support, undressed region is also all towards the center of described spring support.
Preferably, the two ends of described first resonant springs and the two ends of described second resonant springs are and polish end face, the described end face that polishes comprises machining area and undressed region, and in described first resonant springs for the one end contacted with described spring support, undressed region all deviates from the center of described spring support; In described second resonant springs for the one end contacted with described spring support, undressed region also all deviates from the center of described spring support.
Preferably, affixed by screw after described spring support and electric mover and piston stack successively, and described spring support, electric mover and described piston are provided with the positioning hole of multiple mutual correspondence.
Preferably, described spring dead plate is positioned at outer stator of motor upper end, and by screw and cylinder affixed, described spring dead plate and described cylinder are provided with the positioning hole of multiple mutual correspondence.
Preferably, between described spring cup and described spring dead plate, be provided with hollow pad post, through described hollow pad post screw by described spring cup and described spring dead plate affixed.
Linear compressor disclosed in the utility model comprises resonator system, and this resonator system is the resonator system of the linear compressor described in above-mentioned any one.
As can be seen from above technological scheme, in the resonator system of linear compressor disclosed in the utility model, the first resonant springs is provided with between spring support and spring cup, be provided with the second resonant springs between spring support and spring dead plate, and the first resonant springs and the second resonant springs are coaxially arranged.
In the process that linear compressor runs, spring support will be followed piston and be moved back and forth, thus the first resonant springs and the second resonant springs also will replace spring support applying pressure, because the first resonant springs and the second resonant springs are coaxially arranged, thus the first resonant springs and the second resonant springs institute applied pressure will be cancelled out each other generally, this just effectively can be avoided spring support generation deformation, thus ensures that compressor runs under the state of high energy efficiency.
Linear compressor disclosed in the utility model is owing to have employed above-mentioned resonator system, and thus this linear compressor has the relevant art advantage of above-mentioned resonator system concurrently, contrasts herein and no longer repeats.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of prior art cathetus compressor;
The cross-sectional view of the linear compressor that Fig. 2 provides for the utility model embodiment;
Fig. 3 is the detonation configuration schematic diagram of piston assembly;
Fig. 4 is the cross-sectional view of piston assembly;
Fig. 5 is the structural representation after spring support fixing resonance spring disclosed in the utility model embodiment;
Fig. 6 is the scheme of installation of spring support and the first resonant springs and the second resonant springs;
Fig. 7 is the detonation configuration schematic diagram of cylinder assembly;
Fig. 8 is the part detonation configuration schematic diagram of linear compressor disclosed in the utility model embodiment;
Fig. 9 is the cross-sectional view of linear compressor disclosed in the utility model embodiment.
Wherein, 1 is housing, and 2 is spring cup, and 3 is spring support, 4 is spring dead plate, and 5 is the second resonant springs, and 6 is the first resonant springs, 7 is outer stator of motor, and 8 is electronics in motor, and 9 is electric mover, 10 is piston, and 11 is cylinder, and 12 is hollow pad post, 100 is screw, and 31 is protruding for installing, and 32 is embedding slot, 41 is assembling projection, and 51 is machining area, and 52 is undressed region.
Embodiment
One of core of the present utility model is to provide a kind of resonator system of linear compressor, can require at the resonance meeting resonator system effectively to avoid spring support generation deformation down, thus ensures that compressor runs under higher efficiency.
Another core of the present utility model is also to provide a kind of linear compressor with above-mentioned resonator system.
In order to make those skilled in the art person understand the utility model scheme better, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Please refer to Fig. 2, the cross-sectional view of the linear compressor that Fig. 2 provides for the utility model embodiment.
In the resonator system of the linear compressor that the utility model embodiment provides, comprise spring support 3, spring dead plate 4 and spring cup 2, wherein spring dead plate 4 and spring cup 2 lay respectively at the both sides of spring support 3, under normal circumstances, spring support 3 is fixedly linked with the piston 10 of linear compressor, spring dead plate 4 is fixedly linked with the cylinder 11 of linear compressor, the first resonant springs 6 is provided with between spring support 3 and spring cup 2, the second resonant springs 5 is provided with between spring support 3 and spring dead plate 4, and the first resonant springs 6 and the second resonant springs 5 are coaxially arranged.
What needs were described is, first resonant springs 6 and the second resonant springs 5 quantity are in the present embodiment by unrestricted, but the quantity of the first resonant springs 6 and the second resonant springs 5 should be equal, and the first resonant springs 6 and the second resonant springs 5 should be one_to_one corresponding setting in the both sides of spring support 3.
As shown in Figure 2, in the process that linear compressor runs, spring support 3 will be followed piston 10 and be moved back and forth, first resonant springs 6 and the second resonant springs 5 also will replace and apply pressure to spring support 3, because the first resonant springs 6 and the second resonant springs 5 are coaxially arranged, thus the first resonant springs 6 and the second resonant springs 5 applied pressures will be cancelled out each other generally, this just can effectively be avoided spring support 3 that the deformation of projection or depression occurs, thus ensure that the natural frequency of resonator system and the operation frequency of compressor are consistent, compressor is run under the state of high energy efficiency.
The shape of spring support 3 is unrestricted, in fact spring support 3 can do circular by we, rectangle is regular hexagon even, in order to the convenience manufactured, the spring support 3 adopted in the present embodiment is preferably circular, understandablely be, the rigidity demand fulfillment resonance requirement of resonant springs, when spring rate one timing, the quantity of the resonant springs that we adopt is fewer, so the diameter of resonant springs is corresponding also just becomes large, the quantity of the resonant springs adopted is more, the diameter of resonant springs is also just corresponding to diminish, in actual manufacture process, the stiffness coefficient of the spring of minor diameter is more easily guaranteed, and the manufacturing cost of the spring of minor diameter is lower, the first resonant springs 6 for this reason in the present embodiment comprises multiple, the quantity of corresponding second resonant springs 5 also just comprises multiple, and the first resonant springs 6 and the second resonant springs 5 are all evenly arranged along the circumference of spring support 3, the every side of spring support 3 is as shown in Figure 3 and Figure 5 provided with 6 resonant springs, angle between adjacent two resonant springs is 60 °.
Spring support 3 and the first resonant springs 6 and the second resonant springs 5 are fixedly linked, as shown in figs. 2 and 4, the side that spring support 3 is relative with spring cup 2 is provided with installs protruding 31, the protruding external diameter of 31 and the internal diameter interference fit of the first resonant springs 6 are installed, the side that spring support 3 is relative with spring dead plate 4 is provided with embedding slot 32, the internal diameter of embedding slot 32 and the external diameter interference fit of the second resonant springs 5, certainly, the dead in line ensureing to install protruding 31 and embedding slot 32 is needed; In addition, the side that spring support 3 is relative with spring cup 2 also can arrange can with the embedding slot 32 of the first resonant springs 6 interference fit, the side that spring support 3 is relative with spring dead plate 4 arrange can with the installation projection 31 of the second resonant springs 5 interference fit.
Spring cup 2 and spring dead plate 4 and the first resonant springs 6 and the second resonant springs 5 can be Spielpassung, in the present embodiment, spring cup 2 and spring dead plate 4 are respectively arranged with for the assembling projection 41 with the first resonant springs 6 and the second resonant springs 5 Spielpassung, the external diameter of this assembling projection 41 and the internal diameter Spielpassung of the first resonant springs 6 and the second resonant springs 5.
Lateral force (namely there is the power of angle with the axis) efficiency on compressor of resonant springs affects very large, if single resonant springs lateral force is larger, the precision-fit between the cylinder 11 of compressor and piston 10 will be destroyed, cause occurring larger friction between the cylinder 11 of compressor and piston 10, have a strong impact on the efficiency of compressor, the both ends of the surface of the first resonant springs 6 and a second resonant springs 5 at least also tight circle for this reason, and the two ends of the two ends of the first resonant springs 6 and the second resonant springs 5 are and polish end face, as shown in Figure 5, and polish end face and comprise machining area 51 and undressed region 52, in the first resonant springs 6 one end for contacting with spring support 3, undressed region 52 is all towards the center of spring support 3, so that make the first resonant springs 6 by after the equal length of compression produce lateral force make a concerted effort be approximately zero, in the second resonant springs 5 for the one end contacted with spring support 3, undressed region 52 also towards the center of spring support 3, its objective is make the second resonant springs 5 by the lateral force that produces after the equal length of compression make a concerted effort be approximately zero.
Certainly, in the first resonant springs 6 and the second resonant springs 5 one end for contacting with spring support 3, undressed region 52 can also be made all to deviate from the center of spring support 3, or any one the undressed region in the first resonant springs 6 and the second resonant springs 5 is towards the center of spring support 3, another one deviates from the center of spring support 3, its object be all the lateral force that the first resonant springs 6 and the second resonant springs 5 are produced make a concerted effort go to zero.
As shown in Figure 3, it is affixed by screw 100 after the piston 10 of spring support 3 and electric mover 9 and compressor stacks successively, in order to improve installation efficiency, the piston 10 of the spring support 3 in the present embodiment, electric mover 9 and compressor is provided with more than 2 and mutually corresponding positioning hole, the positioning hole of the mutual correspondence mentioned in the present embodiment, specifically refer to that the positioning hole on the piston 10 of spring support 3, electric mover 9 and compressor is in the same size and mutually corresponding, mounting point can be found accurately fast like this, thus improve installation efficiency.
As shown in Figure 7, spring dead plate 4 is positioned at the upper end of outer stator of motor 7, and affixed with the cylinder 11 of compressor by screw 100, being to improve installation efficiency equally, the cylinder 11 of spring dead plate 4 and compressor being provided with more than 2 and mutually corresponding positioning hole.The positioning hole of the mutual correspondence mentioned in the present embodiment, on the cylinder 11 specifically referring to spring dead plate 4 and compressor, positioning hole is in the same size and mutually corresponding, can find mounting point accurately fast like this, thus improve installation efficiency.
Please also refer to Fig. 8 and Fig. 9, in the utility model embodiment, hollow pad post 12 is provided with between spring cup 2 and spring dead plate 4, through hollow pad post 12 screw 100 by spring cup 2 and spring dead plate 4 affixed, achieve simultaneously and pretension carried out to the first resonant springs 6 and the second resonant springs 5.Understandable, by changing the length of hollow pad post 12, the mounting point of piston 10 in cylinder 11 of compressor can being adjusted, namely by changing the length of hollow pad post 12, the object controlling compressor displacement can be reached.
Piston 10 arranges Aspirating valves, and after exhaust valve component is installed to relevant position, just complete the assembling of compressor, in order to optimize the technological scheme in above-described embodiment further, linear compressor in the present embodiment and between housing 1 for flexibly connecting, be namely connected by supported spring between linear compressor with housing 1.
Also disclose a kind of linear compressor in the utility model embodiment, this linear compressor is also provided with resonator system, and this resonator system is the resonator system of linear compressor disclosed in above-mentioned any embodiment.
Have employed the resonator system in above-described embodiment due to this linear compressor, thus have the corresponding technique effect of above-mentioned resonator system concurrently, in the utility model, this is no longer repeated.
Above linear compressor provided by the utility model and resonator system thereof are described in detail.Apply specific case herein to set forth principle of the present utility model and mode of execution, the explanation of above embodiment just understands method of the present utility model and core concept thereof for helping.Should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle, can also carry out some improvement and modification to the utility model, these improve and modify and also fall in the protection domain of the utility model claim.
Claims (10)
1. the resonator system of a linear compressor, comprise spring support (3), lay respectively at the spring dead plate (4) of described spring support (3) both sides and spring cup (2), the first resonant springs (6) is provided with between described spring support (3) and described spring cup (2), the second resonant springs (5) is provided with between described spring support (3) and described spring dead plate (4), it is characterized in that, described first resonant springs (6) and described second resonant springs (5) are coaxially arranged.
2. the resonator system of linear compressor according to claim 1, it is characterized in that, described spring support (3) is rounded, described first resonant springs (6) and described second resonance (5) spring include multiple, and described first resonant springs (6) and described second resonant springs (5) are all evenly arranged along the circumference of described spring support (3).
3. the resonator system of linear compressor according to claim 2, it is characterized in that, the side that described spring support (3) is relative with described spring cup (2) be provided with can with the installation projection (31) of described first resonant springs (6) interference fit; The side that described spring support (3) is relative with described spring dead plate (4) be provided with can with the embedding slot (32) of described second resonant springs (5) interference fit.
4. the resonator system of linear compressor according to claim 3, it is characterized in that, described spring cup (2) and described spring dead plate (4) are respectively arranged with for the assembling projection (41) with described first resonant springs (6) and described second resonant springs (5) Spielpassung.
5. the resonator system of linear compressor according to claim 2, it is characterized in that, the two ends of described first resonant springs (6) and the two ends of described second resonant springs (5) are and polish end face, the described end face that polishes comprises machining area (51) and undressed region (52), and described first resonant springs (6) for the one end contacted with described spring support (3), undressed region (52) are all towards the center of described spring support (3); Described second resonant springs (5) for the one end contacted with described spring support (3), undressed region (52) are also all towards the center of described spring support (3).
6. the resonator system of linear compressor according to claim 2, it is characterized in that, the two ends of described first resonant springs (6) and the two ends of described second resonant springs (5) are and polish end face, the described end face that polishes comprises machining area (51) and undressed region (52), and described first resonant springs (6) for the one end contacted with described spring support (3), undressed region (52) all deviate from the center of described spring support (3); Described second resonant springs (5) for the one end contacted with described spring support (3), undressed region (52) also all deviate from the center of described spring support (3).
7. the resonator system of linear compressor according to claim 1, it is characterized in that, affixed by screw (100) after described spring support (3) and electric mover (9) and piston (10) stack successively, and described spring support (3), electric mover (9) and described piston (10) are provided with the positioning hole of multiple mutual correspondence.
8. the resonator system of linear compressor according to claim 7, it is characterized in that, described spring dead plate (4) is positioned at outer stator of motor (7) upper end, and affixed by screw (100) and cylinder (11), described spring dead plate (4) and described cylinder (11) are provided with the positioning hole of multiple mutual correspondence.
9. the resonator system of linear compressor according to claim 1, it is characterized in that, be provided with hollow pad post (12) between described spring cup (2) and described spring dead plate (4), through described hollow pad post (12) screw (100) by described spring cup (2) and described spring dead plate (4) affixed.
10. a linear compressor, comprises resonator system, it is characterized in that, described resonator system is the resonator system of the linear compressor described in claim 1-9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520168919.1U CN204511819U (en) | 2015-03-24 | 2015-03-24 | A kind of linear compressor and resonator system thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520168919.1U CN204511819U (en) | 2015-03-24 | 2015-03-24 | A kind of linear compressor and resonator system thereof |
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| CN204511819U true CN204511819U (en) | 2015-07-29 |
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| CN201520168919.1U Expired - Fee Related CN204511819U (en) | 2015-03-24 | 2015-03-24 | A kind of linear compressor and resonator system thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106150974A (en) * | 2015-03-24 | 2016-11-23 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of linear compressor and resonator system thereof |
| CN106704147A (en) * | 2015-08-18 | 2017-05-24 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump body assembly, linear compressor, refrigeration system and heat pump system |
| EP3236069A1 (en) * | 2016-04-19 | 2017-10-25 | LG Electronics Inc. | Linear compressor |
| CN109072892A (en) * | 2016-05-03 | 2018-12-21 | Lg电子株式会社 | Linearkompressor |
-
2015
- 2015-03-24 CN CN201520168919.1U patent/CN204511819U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106150974A (en) * | 2015-03-24 | 2016-11-23 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of linear compressor and resonator system thereof |
| CN106150974B (en) * | 2015-03-24 | 2018-04-20 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of linear compressor and its resonator system |
| CN106704147A (en) * | 2015-08-18 | 2017-05-24 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump body assembly, linear compressor, refrigeration system and heat pump system |
| CN106704147B (en) * | 2015-08-18 | 2019-05-31 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump assembly, straight-line compressor, refrigeration system and heat pump system |
| EP3236069A1 (en) * | 2016-04-19 | 2017-10-25 | LG Electronics Inc. | Linear compressor |
| US10724508B2 (en) | 2016-04-19 | 2020-07-28 | Lge Electronics Inc. | Linear compressor |
| US11773833B2 (en) | 2016-04-19 | 2023-10-03 | Lg Electronics Inc. | Linear compressor |
| CN109072892A (en) * | 2016-05-03 | 2018-12-21 | Lg电子株式会社 | Linearkompressor |
| CN109072892B (en) * | 2016-05-03 | 2020-09-29 | Lg电子株式会社 | Linear compressor |
| US10928109B2 (en) | 2016-05-03 | 2021-02-23 | Lg Electronics Inc. | Linear compressor |
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Granted publication date: 20150729 |