CN1782391A - Oil Supply valve combining device for reciprocating compressor - Google Patents
Oil Supply valve combining device for reciprocating compressor Download PDFInfo
- Publication number
- CN1782391A CN1782391A CN 200410093658 CN200410093658A CN1782391A CN 1782391 A CN1782391 A CN 1782391A CN 200410093658 CN200410093658 CN 200410093658 CN 200410093658 A CN200410093658 A CN 200410093658A CN 1782391 A CN1782391 A CN 1782391A
- Authority
- CN
- China
- Prior art keywords
- fluid
- cylinder body
- mentioned
- oil
- valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Abstract
The present invention relates to reciprocating compressor, which generates compression space, sucks refrigerant, compresses and exhausts by means of the linear reciprocation of piston inside the cylinder, and is especially a oil supply valve assembly set on oil path to supply oil between the piston and the cylinder of reciprocating compressor to regulate oil supply amount. The oil supply valve assembly consists of an oil valve, an oil valve seat and an oil hood. The oil valve is provided with openable sucking valve and exhaust valve in the center and elastic parts and sealing ring to prevent oil leakage in the periphery. The present invention has less parts, raised combination force and high sealing effect.
Description
Technical field
The present invention relates to the compression volume that utilizes piston in the straight reciprocating motion process of cylinder interior, to produce, suck refrigerant, and after the compression, the invention of the reciprocal compressor of Pai Chuing again.Particularly about, be fed between piston and the cylinder body in order to make fluid, and the invention of oil Supply valve combining device of the reciprocal compressor of can regulate fuel delivery be set on oil circuit.
Background technique
In general, compressor is that the power that utilizes power generating apparatus such as motor or turbo machine to produce compresses air, refrigerant or other multiple working gas, thereby improve the mechanical device of its pressure, be widely used in household electrical appliances or other industries such as refrigerator or air-conditioning.
This kind compressor can be divided into following 3 kinds substantially: between piston and cylinder body, suck and discharge working gas in order to form compression volume, and make piston do straight reciprocating motion, thereby the reciprocal compressor of compression refrigerant (Reciprocatingcompressor) in cylinder interior; Between the roller of off-centre rotation and cylinder body, suck and discharge working gas in order to form compression volume, and make roller along the eccentric rotation of inboard wall of cylinder block, thus the rotary compressor of compression refrigerant; The Zai rotation changes and to suck and to discharge working gas between scrollwork and the fixed scroll, in order to form compression volume, and the rotation scrollwork is changeed along fixed scroll, and the scroll compressor of compression refrigerant.
Recently, popular method is in the reciprocal compressor design, the piston of doing linear reciprocating motion directly is connected with drive motor, thereby reduces the mechanical loss that produces because of movement conversion.The compressor of this kind linearity not only can improve compression efficiency, and its structure is also fairly simple.
Fig. 1 is the sectional side view of general reciprocal compressor, and Fig. 2 is the sectional side view of the reciprocal compressor oil supplying device in the prior art, and Fig. 3 is the exploded perspective view of the reciprocal compressor oil-supply valve in the prior art.
General reciprocal compressor is by the linear reciprocating motion of piston in cylinder interior, working fluids such as compression refrigerant.Fig. 1 is the sectional side view of the Linearkompressor in the reciprocal compressor, and with reference to this figure as can be known, this compressor comprises with the bottom and forms.The shell 2 that connects refrigerant inflow and the flow ipe 2a that flows out and outflow pipeline 2b; Be arranged on the cylinder body 4 of shell 2 inside; Do reciprocating linear motion in above-mentioned cylinder body 4 inside, and refrigerant is drawn into compression volume P, and the piston 6 of compression back discharge; Be fixed on cylinder body 4 outsides, driven plunger 6 is done the driver part 10 of linear reciprocating motion; Be arranged on an end of the piston 6 that forms compression volume P, refrigerant be drawn into the suction valve 22 of compression volume P; Be arranged on cylinder body 4 one ends that form compression volume P, with the expulsion valve composite set 24 of refrigerant from compression volume P discharge.
At this, cylinder body 4 for can make piston 6 within it portion do linear reciprocating motion, and be arranged to hollow shape, and be provided with expulsion valve composite set 24 at the one end.
Above-mentioned piston 6 is provided with refrigerant flow 6a in the central for refrigerant is flowed into by flow ipe 2a, and be inserted in the cylinder body 4 and and form compression volume P in the one side, at this moment, can open and close the suction valve 22 of refrigerant flow 6a in an end setting that forms compression volume P, the recovery spring 8a that the other end is provided with axial direction, the 8b elastic support is on cylinder body 4 and special support frame 26.
Setting is fixed on the driver part 10 in cylinder body 4 outsides and is made up of following parts.The columnar inner stator 12 that a plurality of lamination 12a form with the circumferencial direction lamination; The columnar external stator 14 that is formed at the circumferencial direction lamination by a plurality of lamination 14b in the coil 14a outside is set at certain intervals in the outside of inner stator 12; Be arranged on the space of 14 of inner stator 12 and external stators, and by settling parts 15 to be connected to the permanet magnet 16 of the other end of piston 6.
Above-mentioned suction valve 22 forms with film shape, and for the refrigerant flow 6a by its central break-make piston 6 one ends, and the shape that its part of being arranged to central authorities is launched, and the one side is arranged to the state of the screw of the end by piston 6.
Above-mentioned expulsion valve composite set 24 is by forming with the bottom.For the end at cylinder body 4 forms the discharge cover 24a that discharges space O and be provided with; Setting can open and close the expulsion valve 24b of cylinder body 4 one ends; Discharging between cover 24a and the expulsion valve 24b, applying the valve spring 24c of elastic force with axial direction.
Be provided with loop pipe 28 between the side of above-mentioned discharge cover 24a and the oil-drain pipe 2b with the shape formation of bending, refrigerant after its not only bootable compression is discharged to the outside, also can play simultaneously because of cylinder body 4, piston 6, the interaction of driver part 10 and the vibration transfer that produces are to the buffer function of whole casing 2.
And, be provided with the oil supplying device 30 that the fluid that is stored in shell 2 inner lower can be fed between above-mentioned piston 6 and the cylinder body 4 at framework 18 downsides, when can play the friction that prevents between piston 6 and the cylinder body 4 and abrasive action, also play the effect of the above-mentioned cylinder body 4 of cooling.
As mentioned above, cylinder body 4, piston 4, driver part 10, several parts such as oil supplying device 30 are connected to each other and constitute assemblying body, and this kind assemblying body supports to shell 2 inside by damping devices such as supported springs 29.
Particularly with reference to Fig. 2 to the more careful observation of existing oil supplying device 30 as can be known, existing oil supplying device is by forming with the bottom: the fluid cylinder body 32 that is communicated with the fluid of shell 2 downsides; For fluid being fed between cylinder body 4 and the piston 6, and be arranged on the fluid supply stream 34 of framework 18 inboards from fluid cylinder body 32; In fluid cylinder body 32 inside, the quality part 36 that the inertial force that produces in the to-and-fro motion between dependence piston 6 and the cylinder body 4 moves; The two-side elastic of quality part 36 is supported to a pair of spring 38a of fluid cylinder body 32 inside, 38b; Be arranged between fluid cylinder body 32 and the fluid supply stream 34, rely on the oil Supply valve combining device 40 of pressure difference supply fluid.
At this, above-mentioned fluid cylinder body 32 is arranged to, what the one end can clip to the side that is arranged on framework 18 is pressed into groove 18h, a pair of spring 38a, the two ends that 38b plays elastic support quality part 36 are in being pressed into groove 18h and being positioned at the support end 18a that the protrusion that is pressed into groove 18h opposite forms, oil Supply valve combining device 40 is fixed with the state that is communicated with fluid cylinder body 32 and fluid supply stream 34, and is arranged on the another side of framework 18.
With reference to Fig. 3 concrete analysis as can be known, oil Supply valve combining device 40 is by forming with the bottom.Be arranged on a side of said frame 18, the fuel tap 42 of the plate shape of fluid suction valve 42a that sucks fluid and the fluid expulsion valve 42b that discharges fluid is set with form to be opened/closed; Be arranged between the periphery of the opposite side of framework 18 and fuel tap 42, prevent the seal ring 44 of the leakage of fluid; (Gasket:44) be arranged to be layered in separately the outside of above-mentioned fuel tap 42, form and can store temporarily the fluid valve seat 46 of the storage area of fluid; (oilseat:46) and oil cover 48; (oilcover:48).
As mentioned above, oil Supply valve combining device 40 is by seal ring 44, fuel tap 42, fluid valve seat 46, oil cover 48 is successively behind the lamination, making above-mentioned seal ring 44 closely touch under the state of a side of said frame 18, oil Supply valve combining device 40 is fixed to the opposite side of said frame 18 by screw S.
Certainly, above-mentioned fluid suction valve 42a and fluid expulsion valve 42b are arranged on, the position that can be communicated with the storage area, and above-mentioned fluid suction valve 42a and fluid expulsion valve 42b are according to fluid cylinder body 32, the storage area, fluid suction passage 34 waits the internal pressure of each parts to open and close, thus the supply of control fluid.
But, the oil Supply valve combining device of the reciprocal compressor in the prior art, because by seal ring 44, fuel tap 42, fluid valve seat 46, a plurality of parts such as oil cover 48 are formed, increased the difficulty of assembly working, and because 44 of the above-mentioned seal rings form with rubber sheet (Sheet) around the above-mentioned fuel tap 42 constitutes, therefore even oil Supply valve combining device 40 is installed in framework 18 by screw S, because combination force is distributed to above-mentioned seal ring 44 integral body, along with the work of compressor will make combination force reduce, thereby may between above-mentioned seal ring 44 and framework 18, produce the space, finally cause having the problem of oil liquid leakage.
Summary of the invention
The present invention is purpose in order to solve the problem that exists in the above-mentioned prior art with the oil Supply valve combining device that the reciprocal compressor that can reduce component number to greatest extent is provided.
Simultaneously, also so that the reliability that improves assembled portion to be provided, prevent that the oil Supply valve combining device of the reciprocal compressor of oil liquid leakage from being its purpose.
The oil Supply valve combining device of the application reciprocal compressor of the present invention that provides in order to solve above-mentioned problem is made up of following components.Be arranged on and be included in enclosure and, piston, assemblying body one side that parts such as driver part constitute, the fluid cylinder body that is communicated with the fluid reservoir that stores fluid by cylinder body; For fluid being fed between above-mentioned cylinder body and the piston from above-mentioned fluid cylinder body, and the fluid that is provided with supply stream; In above-mentioned fluid cylinder interior, rely on the quality part of the inertial force action that produces in the to-and-fro motion between above-mentioned piston and the cylinder body; Play a pair of spring that above-mentioned quality part two-side elastic is supported to the effect of above-mentioned fluid cylinder interior; Be arranged between above-mentioned fluid cylinder body and the fluid supply stream,, regulate the oil Supply valve combining device of fuel delivery by the pressure difference between fluid cylinder body and the fluid supply stream.In the oil supplying device of this reciprocal compressor, above-mentioned oil Supply valve combining device is to be made up of following components: in central authorities with state to be opened/closed, suction valve that setting can suck fluid from above-mentioned fluid cylinder body and the expulsion valve that fluid can be discharged to above-mentioned fluid supply stream, and closely contact with above-mentioned fluid cylinder body and fluid supply stream and the fuel tap (oil valve) of the plate-shaped of fixing by the elastic member that is arranged on its one side periphery; Be arranged to the fluid valve seat (oil seat) of the plate-shaped of a plurality of storage holes of formation that contact with the another side of above-mentioned fuel tap; Be arranged to contact, can form a plurality of plate-shaped oil covers (oil cover) that can temporarily store the accumulator tank of fluid with above-mentioned storage holes with the another side of above-mentioned fluid valve seat.
In the present invention, above-mentioned fluid cylinder body and fluid supply stream is communicated with framework one side that can insert above-mentioned cylinder body, and the another side that above-mentioned oil Supply valve combining device is arranged on said frame is a feature.
In the present invention, above-mentioned fuel tap is in order to play the effect that prevents oil liquid leakage, and the circumferential section that above-mentioned elastic member adheres to should protrude to said frame, and above-mentioned fuel tap, the state that fluid valve seat and oily cover should be arranged to superpose.
In the present invention, above-mentioned elastic member is made for suitable by the rubber material.
Advantage and good effect: the oil Supply valve combining device with application reciprocal compressor of the present invention of structure as mentioned above is by wrap up its peripheral fuel tap with elastic member, the fluid valve seat, oil cover lamination and constituting therefore can maximum minimizing component number, and has the advantage of simplifying assembling.
And, the oil Supply valve combining device of using reciprocal compressor of the present invention is because of forming groove on the fuel tap that is provided with by elastic member parcel periphery, work as fuel tap, the fluid valve seat, oil cover is stacked when assembling by screw, the combination force of screw will not only can be improved combination force and also can be played in process after the long operating time by recess supports, can prevent that also fluid from the advantage of revealing taking place.
Description of drawings
Fig. 1 is the sectional side view of general reciprocal compressor.
Fig. 2 is the sectional side view of the reciprocal compressor oil supplying device in the prior art.
Fig. 3 is the exploded perspective view of the reciprocal compressor oil-supply valve in the prior art.
Fig. 4 is for using the sectional side view of reciprocal compressor oil supplying device of the present invention.
Fig. 5 is the exploded perspective view of reciprocal compressor oil-supply valve of the present invention.
The symbol description of accompanying drawing major component
62: fluid cylinder body 64: fluid supply stream
66: quality part 68a, 68b: spring
70: oil Supply valve combining device 72: fuel tap
74: elastic member 76: the fluid valve seat
78: the oil cover
Embodiment
Below, with reference to accompanying drawing example of the present invention is described in detail.
Fig. 4 is for using the sectional side view of reciprocal compressor oil supplying device of the present invention, and Fig. 5 is the exploded perspective view of reciprocal compressor oil-supply valve of the present invention.
The oil supplying device of above-mentioned application reciprocal compressor of the present invention is made up of following components as shown in Figure 4.The columnar fluid cylinder body 62 that can make the fluid that is stored in shell (sign) in the drawings inside bottom flow into and pass through by intake line 62a; For fluid is fed between the piston that moves reciprocatingly in the cylinder body inboard from fluid cylinder body 62, and be arranged to the fluid supply stream 64 that is communicated with fluid cylinder body 62; In fluid cylinder body 62 inside, rely on the inertial force that produces in piston and the to-and-fro motion in cylinder body to do the quality part 66 of linear reciprocating motion; Quality part 66 two-side elastics are supported to a pair of spring 68a of fluid cylinder body 62 inside, 68b; Be arranged between fluid cylinder body 62 and the fluid supply stream 64, according to the oil Supply valve combining device 70 of pressure difference supply fluid.
Certainly, be provided with by can be with buffering and the form that supports in above-mentioned enclosure piston, cylinder body, one end of driver part and above-mentioned driver part supports to the assemblying body that the framework 58 in the outside of above-mentioned cylinder body constitutes, and, for the fluid that can make above-mentioned outer casing underpart is fed between above-mentioned piston and the cylinder body, has the downside that the oil supplying device of structure as mentioned above is positioned at the combinations thereof body.
At this, above-mentioned fluid cylinder body 62 is arranged to the one end can be clamped into the shape that the rhombus that is arranged on said frame 58 1 sides is pressed into groove 58h, and be connected with at its downside and can play the intake line 62a that make the fluid be stored in above-mentioned enclosure bottom surface flow into above-mentioned fluid cylinder body 62 inboard effects, and the part of the framework 58 of above-mentioned fluid cylinder body 62 is set, in order to make fluid by being arranged to penetrate into the state of opposite side.
Next, above-mentioned fluid supply stream 64 is in order to penetrate into the opposite side of framework 58, be arranged to connect the state between above-mentioned cylinder body and the piston in framework 58 inboards, perhaps for the opposite side that penetrates into framework 58 in a side of said frame 58 by special parts setting.
Certainly, said frame 58 is supplied stream 64 in order to be communicated with fluid cylinder body 62 and fluid, and is arranged to run through the state of fluid cylinder body 62 and fluid supply stream 64.
Above-mentioned quality part 66 is arranged to the state that can move reciprocatingly at the axial direction of above-mentioned fluid cylinder body 62, at this moment, along with the linear reciprocating motion of quality part 66 in fluid cylinder body 62 inside, fluid cylinder body 62 pressure inside will change, and make fluid pass through intake line 62a and flow into fluid cylinder body 62 inside.
Above-mentioned a pair of spring 68a, but 68b is arranged to the state at the two ends of elastic support quality part 66, one of them spring 68a is arranged on an end of quality part 66 and is pressed between the groove 58h, and another spring 68b is arranged on the other end of quality part 66 and protrudes between the support end 58a that forms at the downside of framework 58.
At this moment, be provided with the groove h that fluid is communicated with being pressed into groove 58h inboard, and the diameter of groove h is less than the diameter of above-mentioned spring 68a, thereby plays the effect of supported spring 68a.
Next with reference to Fig. 5, above-mentioned suction valve composite set 70 is supplied the side that the state of stream 64 is fixed on said frame 58 to be communicated with fluid cylinder body 62 and fluid, and is made up of following components.Be provided with the fluid suction valve 72a of suction fluid to be opened/closed and the fluid expulsion valve 72b of discharge fluid in the central, and be arranged to be layered in the outside of fuel tap 72 by the plate shape fuel tap 72 (valve:72) of its periphery of elastic member 74 parcel, formation can store the fluid valve seat 76 (seat:76) and oil cover 78 (Oilcover:78) of the storage area of fluid temporarily.
Particularly, fuel tap 72 forms with the sheet metal form, and in the central downside and upside with can be separately the formation fluid suction valve 72a and the fluid expulsion valve 72b that launch of direction mobile status forwards, backwards, and with one side that said frame 58 contacts in above-mentioned fluid suction valve 72a and the periphery of fluid expulsion valve 72b be provided with elastic member 74, and protrude to the one side that contacts with framework 58 in the part that is provided with elastic member 74 and to form groove 74a.
At this moment, above-mentioned elastic member 74 should be made such as materials such as rubber by the parts with a certain size elastic force.
Above-mentioned fluid valve seat 76 is formed by sheet metal, and be provided with the 1st the 2nd suction accumulator tank 76ih ' that sucks accumulator tank 76ih and formed that can be communicated with at its downside with fluid cylinder body 62 by above-mentioned fluid suction valve 72a partition, be arranged to be communicated with at upside, and be discharged from fuel tap 72b partition and the discharge accumulator tank 76oh of formation with fluid supply stream 64.
Certainly, above-mentioned fuel tap 72 also be provided with the fluid seat the 1st suck the groove 72h that accumulator tank 76ih is communicated with.
Next, when above-mentioned valve cover 78 is added to valve base 76, the 1st, 2 suck accumulator tank 76ih, form when sucking accumulator tank 78ih on the position of 76ih ', form in the position of above-mentioned discharge accumulator tank 76oh and to discharge accumulator tank 78oh, and above-mentioned suction accumulator tank 78ih and discharge accumulator tank 78oh and protrude formation to the opposite direction that contact with above-mentioned valve base 76.
Oil Supply valve combining device 70 with aforesaid structure is earlier with fuel tap 72, fluid valve seat 76, after oil cover 78 superposes successively, closely touch in the one side that above-mentioned elastic member 74 is attached to fuel tap 72 under the state of a side of framework 58, connect fuel tap 72 by screw, fluid valve seat 76, oil cover 78 and be assembled to framework 58.
At this moment, fuel tap 72 is provided with groove 74a because the part of adhering to from elastic member 74 is protruded to framework 58 sides, makes groove 74a closely contact with framework 58 and fixes thereby the combination force of screw will focus on groove 74a, finally can prevent the leakage of fluid.
So, with as follows with the working principle of the oil supplying device of the oil Supply valve combining device 70 of fluid cylinder body 62 and fluid supply stream 64 connected states assembling.Utilize above-mentioned driver part to drive the inertial force that piston takes place in cylinder interior does reciprocating linear motion process, above-mentioned quality part 66 will be fluid cylinder body 62 inner moving, and the both sides of quality part 66 are by a pair of spring 68a, 68b supports, and make quality part 66 do linear reciprocating motion in fluid cylinder body 62 inside, and when the linear reciprocating motion that quality part 66 is made in fluid cylinder body 62 inside is changing fluid cylinder body 62 internal volumes, will make that also pressure changes.
At this moment, linear reciprocating motion along with quality part 66, when the pressure of fluid cylinder body 62 1 sides that are connected with intake line 62a reduces, suck fluid by intake line 62a, when the pressure of fluid cylinder body 62 1 sides that are connected with intake line 62a increases, quantitatively will flow into oil Supply valve combining device 70 in the fluid of above-mentioned fluid cylinder body 62 inside.
Certainly, oil Supply valve combining device 70 also is when the pressure of fluid cylinder body 62 1 sides increases, because the pressure of storage area will reduce relatively, make suction valve 72a to the storage area side opening, and make fluid flow into the storage area, fluid in the storage area also is to open fluid expulsion valve 72b because of storage area and above-mentioned fluid supply stream 64 pressure inside differences, and makes above-mentioned fluid flow into supply stream 64.
Also have, flow into the fluid of fluid supply stream 64, be fed between piston and the cylinder body by above-mentioned fluid supply stream 64, therefore, between piston and cylinder body, prevent in friction and the wearing and tearing, cool off above-mentioned cylinder body according to wicking.
Claims (4)
1. the oil Supply valve combining device of a reciprocal compressor includes: be arranged on and be included in enclosure and by cylinder body, piston, assemblying body one side that parts such as driver part constitute, the fluid cylinder body that is communicated with the fluid reservoir that stores fluid; For from there being the fluid cylinder body that fluid is fed between cylinder body and the piston, and the fluid that is provided with supply stream; In above-mentioned fluid cylinder interior, rely on the quality part of the inertial force action that produces in the to-and-fro motion between piston and the cylinder body; The quality part two-side elastic is supported to a pair of spring of fluid cylinder interior; Be arranged between fluid cylinder body and the fluid supply stream,, regulate the oil Supply valve combining device of fuel delivery by the pressure difference between fluid cylinder body and the fluid supply stream; It is characterized in that: above-mentioned oil Supply valve combining device with by: be provided with suction valve that can fluid be sucked from the fluid cylinder body and the expulsion valve that fluid can be discharged to fluid supply stream in central authorities with state to be opened/closed, and closely contact with fluid cylinder body and fluid supply stream and the fuel tap of the plate-shaped of fixing by the elastic member that is arranged on its one side periphery; Be arranged to fluid valve seat with the another side of fuel tap plate-shaped that contact and that form a plurality of storage holes; Be arranged to contact, can form a plurality of plate-shaped oil covers that can temporarily store the accumulator tank of fluid with above-mentioned storage holes and form with the another side of above-mentioned fluid valve seat.
2. the oil Supply valve combining device of reciprocal compressor according to claim 1, it is characterized in that: above-mentioned fluid cylinder body and fluid supply stream are communicated with framework one side that above-mentioned cylinder body inserts, and above-mentioned oil Supply valve combining device is arranged on the said frame opposite side.
3. the oil Supply valve combining device of reciprocal compressor according to claim 2, it is characterized in that: the circumferential section that above-mentioned fuel tap adheres at elastic member protrudes to above-mentioned frame side and forms groove, and above-mentioned fuel tap, fluid valve seat and oil cover stack back are assembled to said frame by screw.
4. according to the oil Supply valve combining device of any one described reciprocal compressor of claim 1 to 3, it is characterized in that: above-mentioned elastic member is made by rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410093658 CN1782391A (en) | 2004-11-29 | 2004-11-29 | Oil Supply valve combining device for reciprocating compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410093658 CN1782391A (en) | 2004-11-29 | 2004-11-29 | Oil Supply valve combining device for reciprocating compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1782391A true CN1782391A (en) | 2006-06-07 |
Family
ID=36772906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410093658 Pending CN1782391A (en) | 2004-11-29 | 2004-11-29 | Oil Supply valve combining device for reciprocating compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1782391A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101975151A (en) * | 2010-10-19 | 2011-02-16 | 中国科学院理化技术研究所 | Linear compressor with combined spring supporting structure |
| CN105240257A (en) * | 2014-06-26 | 2016-01-13 | 青岛海尔智能技术研发有限公司 | Oil supply device and linear compressor |
-
2004
- 2004-11-29 CN CN 200410093658 patent/CN1782391A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101975151A (en) * | 2010-10-19 | 2011-02-16 | 中国科学院理化技术研究所 | Linear compressor with combined spring supporting structure |
| CN105240257A (en) * | 2014-06-26 | 2016-01-13 | 青岛海尔智能技术研发有限公司 | Oil supply device and linear compressor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1161544C (en) | Reciprocative compressor | |
| CN1637282A (en) | Linear compressor | |
| CN1727676A (en) | Reciprocating compressor | |
| CN1752443A (en) | Muffler of linear compressor | |
| CN1769681A (en) | Linear compressor | |
| CN1479437A (en) | Linear motion executive component and pump device and air compression device using the cornponent | |
| CN1786474A (en) | Piston displacement device for reciprocating compressor | |
| CN1737371A (en) | Refrigerants suction guide structure for reciprocating compressor | |
| CN1637289A (en) | Linear compressor with external vibration-absorbing structure | |
| JP5054819B2 (en) | Non-contact positive displacement fuel pump for LPG automobile with lubricant isolation structure | |
| CN1782391A (en) | Oil Supply valve combining device for reciprocating compressor | |
| CN1608173A (en) | Hermetic compressor | |
| CN100335783C (en) | Lubricant supplying device of reciprocating compressor | |
| CN1637290A (en) | Reciprocating compressor | |
| CN1637291A (en) | Oil feeding apparatus for reciprocating compressor | |
| CN1232730C (en) | Discharge valve apparatus of closed compressor | |
| JP6188898B1 (en) | Piston pump | |
| KR100550764B1 (en) | Oil valve assembly of reciprocating compressor | |
| KR100597299B1 (en) | Oil pumping apparatus of reciprocating compressor | |
| JP5293351B2 (en) | Pump device | |
| CN1782381A (en) | Oil supply device for reciprocating compressor | |
| KR100527581B1 (en) | Oil pumping apparatus of reciprocating compressor | |
| CN1880763A (en) | Suction part of linear compressor | |
| CN1291158C (en) | Pump | |
| CN1782382A (en) | Oil Supply device for reciprocating compressor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |