CN202545170U - Air flow channel structure for linear compressor - Google Patents
Air flow channel structure for linear compressor Download PDFInfo
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- CN202545170U CN202545170U CN2012200490806U CN201220049080U CN202545170U CN 202545170 U CN202545170 U CN 202545170U CN 2012200490806 U CN2012200490806 U CN 2012200490806U CN 201220049080 U CN201220049080 U CN 201220049080U CN 202545170 U CN202545170 U CN 202545170U
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Abstract
The utility model relates to the technical field of linear compressors and discloses an air flow channel structure for a linear compressor. The air flow channel structure comprises a permanent magnet component, an air-suction silencer, a piston, an air cylinder and an exhaust device which are sequentially assembled. The air-suction silencer and the air cylinder are respectively provided with a through cavity body penetrating through the length direction. First air-suction holes are arranged on the lateral sides and the tail ends of the permanent magnet component, the air-suction silencer and the piston, second air-suction holes are arranged at the head portion of the piston, an air-suction valve is arranged at the head portion of the piston, an exhaust valve is positioned at the tail end of the air cylinder, and an exhaust hole is disposed on the exhaust device. The first air-suction holes, an inner cavity of the permanent magnet component, an inner cavity of the air-suction silencer, an inner cavity of the piston and the second air-suction holes form an air-suction flow channel; the head portion of the piston, an inner cavity of the air cylinder and the exhaust valve form a compression cavity; and an exhaust cavity of the exhaust device and the exhaust hole form an exhaust flow channel. The air flow channel structure use an air-suction flow channel with lateral side air inlet and tail end air inlet combined so as to greatly reduce noise generated in air suction and exhaust process.
Description
Technical field
The utility model relates to the Linearkompressor technical field, particularly relates to a kind of suction flow passage structure of Linearkompressor.
Background technique
Usually the suction and discharge mode of compressor has two kinds, a kind of be intakeport and relief opening in the same side of compresser cylinder, Aspirating valves and outlet valve all are arranged on the compressor valve board, are homonymy suction and discharge mode; Another kind is the both sides that are separately positioned on compresser cylinder, and wherein, outlet valve is arranged on the compressor valve head and Aspirating valves is arranged on the piston termination, is heteropleural suction and discharge mode.The structural type of deciding upper dead center with conventional piston formula compressor is different; The piston stroke of Linearkompressor is along with the change dynamics of external loads operating mode changes; Thereby the phenomenon of piston towards cylinder can appear; For guaranteeing the reliable operation and the long lifetime of Linearkompressor, adopt the heteropleural suction and discharge, and exhaust side adopts the mode of bacterium shape outlet valve can reduce the infringement that piston brings towards cylinder well.
When adopting heteropleural suction and discharge mode; Linearkompressor is in the process of suction, exhaust work; Inhale, the vibration bump during the exhaust valve plate switch and the noise that forms can be propagated to gas flow two side directions simultaneously, simultaneously by the cylinder pressure pulsation and form pneumatic noise.
The model utility content
The technical problem that (one) will solve
The technical problem that the utility model will solve is how to reduce the noise problem that is produced in the existing Linearkompressor suction and discharge process.
(2) technological scheme
In order to solve the problems of the technologies described above, the utility model provides a kind of flow channel structure of Linearkompressor, comprises permanent magnetic part, air suction silencer, piston, cylinder and venting gas appliance through assembling successively; Said air suction silencer and cylinder have the cavity body that runs through its length direction respectively; Said permanent magnetic part is installed between inner stator and the external stator; The two end of its front end said inner stator of distance and external stator has the gap; Said permanent magnetic part, air suction silencer and piston three's end is fixed; Said air suction silencer is positioned at the inside of said piston, and said piston is positioned at the inside of said permanent magnetic part; The front end of said cylinder is fixedly mounted on the end of said inner stator and external stator, and its cavity is positioned at the inside of said inner stator and is positioned at the outside of said piston; End and side said permanent magnetic part, air suction silencer and piston three have first suction port; The head of said piston has second suction port; The said second suction port place is provided with Aspirating valves, and the front end of said cylinder is provided with outlet valve, and said venting gas appliance has exhaust port;
The inner chamber and second suction port of the inner chamber of said first suction port, permanent magnetic part, the inner chamber of air suction silencer, piston constitute air-breathing runner; The head of said Aspirating valves, piston, the inner chamber of cylinder and outlet valve constitute compression chamber; The exhaust cavity of said venting gas appliance and exhaust port constitute grate flow channel.
Wherein, The chamber that seals between said outlet valve and the said venting gas appliance is first exhaust cavity; The chamber of the enclose inside of said venting gas appliance is second exhaust cavity; The lower end of said second exhaust cavity offers the exhaust port that communicates with said first exhaust cavity, and the upper end of said second exhaust cavity offers the exhaust port that leads to external environment condition.
Wherein, said second exhaust cavity is the exhaust cavity of band flow guide structure.
Wherein, be provided with spring between said outlet valve and the said venting gas appliance.
Wherein, said outlet valve is a bacterium shape outlet valve.
Wherein, be positioned at said permanent magnetic part, air suction silencer and piston three's end and first suction port of side and be respectively one or more.
(3) beneficial effect
The flow channel structure of a kind of Linearkompressor that technique scheme provides, the air-breathing flow passage structure that adopts side air inlet and terminal air inlet to combine has significantly reduced the noise that is caused in the suction and discharge process.Further, between outlet valve and venting gas appliance, set up spring, further reduced the noise that is caused in the suction and discharge process to alleviate air-flow to the vibration bump that outlet valve causes.Further, adopt bacterium shape outlet valve, can reduce the infringement that piston brings towards cylinder.
Description of drawings
Fig. 1 is the sectional view of the flow channel structure of a kind of Linearkompressor of the utility model;
Fig. 2 is the erection drawing of the flow channel structure of a kind of Linearkompressor of the utility model.
Wherein, 1, inner stator; 2, external stator; 3, field coil; 4, permanent magnetic part; 5, air suction silencer; 6, piston; 7, cylinder; 8, venting gas appliance; 9, Aspirating valves; 10, outlet valve; 11, exhaust port; 12, first exhaust cavity; 13, second exhaust cavity; 14, spring; 15, outlet pipe; A, air gap; B, first suction port; C, second suction port.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the embodiment of the utility model is described in further detail.Following examples are used to explain the utility model, but are not used for limiting the scope of the utility model.
Like Fig. 1 and Fig. 2, the flow channel structure of a kind of Linearkompressor of the utility model comprises permanent magnetic part 4, air suction silencer 5, piston 6, cylinder 7 and venting gas appliance 8 through assembling successively.Air suction silencer 5 has the cavity body that runs through its length direction respectively with cylinder 7.Present embodiment is a front end with an end of exhaust, is end with an air-breathing end.
Permanent magnetic part 4 is installed between the inner stator 1 and external stator 2 of Linearkompressor; The center of this external stator 2 is provided with magnetic coil 3; Permanent magnetic part 4 does not all wrap inner stator 1; Its front end has a gap a apart from the two end of inner stator 1 and external stator 2, in the effect of inner stator 1 and external stator 2 and magnetic coil 3 generation magnetic field down, under the action of a magnetic field, makes permanent magnetism part 4 to do round fore and aft motion by along continuous straight runs through this gap a; Permanent magnetic part 4, air suction silencer 5 and piston 6 threes' end is fixed, and air suction silencer 5 is positioned at the inside of piston 6, and piston 6 is positioned at the inside of permanent magnetic part 4; The two end of the front end of cylinder 7 and inner stator 1 and external stator 2 adopts the flange plate with through hole to be fixedly connected, and its cavity is positioned at inner stator 1 inside and is positioned at the outside of piston 6.Can be known that by above-mentioned annexation permanent magnetic part 4, air suction silencer 5 and piston 6 are fixedly connected and become one, under the action of a magnetic field that inner stator 1, external stator 2 and magnetic coil 3 produce, whole along continuous straight runs is done round fore and aft motion and is driven air motion.
Permanent magnetic part 4, cylinder 7, piston 6 and air suction silencer 5 four for structure be complementary cylinder-shaped; Wherein, permanent magnetic part 4 be the cylindrical body shape with cylinder 7, and the two end of piston 6 and air suction silencer 5 is the flange plate shape, and the front end of air suction silencer 5 is an elongate body.
Side and end permanent magnetic part 4, air suction silencer 5 and piston 6 threes have the corresponding first suction port b in position, and the head of piston 6 has the second suction port c; Wherein, be positioned at permanent magnetic part 4, air suction silencer 5 and piston 6 threes' end and the first suction port b of side and be respectively one or more, the structure of its number and form fit Linearkompressor parts.Be provided with Aspirating valves 9 at the second suction port c place, guarantee that the distance of head distance cylinder 7 front ends of this piston 6 is enough wide so that Aspirating valves 9 does not clash into.The front end of cylinder 7 is provided with outlet valve 10, and this outlet valve 10 is a bacterium shape outlet valve, can reduce the infringement that piston brings towards cylinder; Venting gas appliance 8 has exhaust port 11.Air-flow gets into through the first suction port b of permanent magnetic part 4; Air-flow gets into the inside of air suction silencer 5 respectively through the first suction port b of air suction silencer 5 and piston 6; Aspirating valves 9 receives the air-flow Driving force and opens; Air-flow gets in the cylinder 7, and then pushes outlet valve 10 open and make air-flow get into venting gas appliance 8 after exhaust port 11 is discharged the cooling system that gets into Linearkompressors.
Technique scheme has formed the suction and discharge runner of Linearkompressor, and wherein: the inner chamber and the second suction port c of the inner chamber of the first suction port b, permanent magnetic part 4, the inner chamber of air suction silencer 5, piston 6 constitute air-breathing runner; The inner chamber of the head of Aspirating valves 9, piston 6, cylinder 7 and outlet valve 10 constitute compression chamber; The exhaust cavity of venting gas appliance 8 and exhaust port 11 constitute grate flow channel.Air-flow is discharged the external refrigeration system through grate flow channel under the impetus of the fore and aft motion of compression chamber after air-breathing runner gets into compression chamber.
Wherein, the chamber of sealing is made as first exhaust cavity 12 between outlet valve 10 and the venting gas appliance 8, and the chamber of the enclose inside of venting gas appliance 8 is made as second exhaust cavity 13.In order to alleviate gas shock power, further alleviate because the pneumatic noise that air-flow brought offers the exhaust port 11 that communicates with first exhaust cavity 12 in the lower end of second exhaust cavity 13; The upper end of this second exhaust cavity 13 offers the exhaust port 11 that leads to external environment condition, and this exhaust port 11 is connected with outlet pipe 15.In order to improve the venting capacity of venting gas appliance 8, can be with being set to exhaust cavity in second exhaust cavity 13 with flow guide structure.Between outlet valve 10 and venting gas appliance 8, be provided with spring 14; Air-flow gets into cylinder 7 promotion outlet valves 10 and opens; Outlet valve 10 can alleviate the vibration bump of air-flow to outlet valve 10 under the back stretch effect of spring 14; Improve the working life of outlet valve 10, and further relax the impact force of air-flow venting gas appliance 8.
The above only is the preferred implementation of the utility model; Should be understood that; For those skilled in the art; Under the prerequisite that does not break away from the utility model know-why, can also make some improvement and replacement, these improvement and replacement also should be regarded as the protection domain of the utility model.
Claims (6)
1. the flow channel structure of a Linearkompressor is characterized in that, comprises permanent magnetic part, air suction silencer, piston, cylinder and venting gas appliance through assembling successively; Said air suction silencer and cylinder have the cavity body that runs through its length direction respectively; Said permanent magnetic part is installed between inner stator and the external stator; The two end of its front end said inner stator of distance and external stator has the gap; Said permanent magnetic part, air suction silencer and piston three's end is fixed; Said air suction silencer is positioned at the inside of said piston, and said piston is positioned at the inside of said permanent magnetic part; The front end of said cylinder is fixedly mounted on the end of said inner stator and external stator, and its cavity is positioned at the inside of said inner stator and is positioned at the outside of said piston; End and side said permanent magnetic part, air suction silencer and piston three have first suction port; The head of said piston has second suction port; The said second suction port place is provided with Aspirating valves, and the front end of said cylinder is provided with outlet valve, and said venting gas appliance has exhaust port;
The inner chamber and second suction port of the inner chamber of said first suction port, permanent magnetic part, the inner chamber of air suction silencer, piston constitute air-breathing runner; The head of said Aspirating valves, piston, the inner chamber of cylinder and outlet valve constitute compression chamber; The exhaust cavity of said venting gas appliance and exhaust port constitute grate flow channel.
2. the flow channel structure of Linearkompressor as claimed in claim 1; It is characterized in that; The chamber that seals between said outlet valve and the said venting gas appliance is first exhaust cavity; The chamber of the enclose inside of said venting gas appliance is second exhaust cavity, and the lower end of said second exhaust cavity offers the exhaust port that communicates with said first exhaust cavity, and the upper end of said second exhaust cavity offers the exhaust port that leads to external environment condition.
3. the flow channel structure of Linearkompressor as claimed in claim 2 is characterized in that, said second exhaust cavity is the exhaust cavity of band flow guide structure.
4. the flow channel structure of Linearkompressor as claimed in claim 1 is characterized in that, is provided with spring between said outlet valve and the said venting gas appliance.
5. the flow channel structure of Linearkompressor as claimed in claim 1 is characterized in that, said outlet valve is a bacterium shape outlet valve.
6. the flow channel structure of Linearkompressor as claimed in claim 1 is characterized in that, is positioned at said permanent magnetic part, air suction silencer and piston three's end and first suction port of side and is respectively one or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200490806U CN202545170U (en) | 2012-02-15 | 2012-02-15 | Air flow channel structure for linear compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200490806U CN202545170U (en) | 2012-02-15 | 2012-02-15 | Air flow channel structure for linear compressor |
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| Publication Number | Publication Date |
|---|---|
| CN202545170U true CN202545170U (en) | 2012-11-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200490806U Expired - Lifetime CN202545170U (en) | 2012-02-15 | 2012-02-15 | Air flow channel structure for linear compressor |
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| Country | Link |
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| CN (1) | CN202545170U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108317071A (en) * | 2018-03-27 | 2018-07-24 | 常熟市天银机电股份有限公司 | The combined type air-breathing muffler of refrigeration compressor |
| CN108457841A (en) * | 2018-02-28 | 2018-08-28 | 加西贝拉压缩机有限公司 | A kind of air-breathing noise reducing mechanism of Linearkompressor |
-
2012
- 2012-02-15 CN CN2012200490806U patent/CN202545170U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108457841A (en) * | 2018-02-28 | 2018-08-28 | 加西贝拉压缩机有限公司 | A kind of air-breathing noise reducing mechanism of Linearkompressor |
| CN108317071A (en) * | 2018-03-27 | 2018-07-24 | 常熟市天银机电股份有限公司 | The combined type air-breathing muffler of refrigeration compressor |
| CN108317071B (en) * | 2018-03-27 | 2024-01-23 | 常熟市天银机电股份有限公司 | Combined suction and exhaust muffler for refrigeration compressor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121121 |