CN101883923A - Coolant compressor - Google Patents
Coolant compressor Download PDFInfo
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- CN101883923A CN101883923A CN2008801099892A CN200880109989A CN101883923A CN 101883923 A CN101883923 A CN 101883923A CN 2008801099892 A CN2008801099892 A CN 2008801099892A CN 200880109989 A CN200880109989 A CN 200880109989A CN 101883923 A CN101883923 A CN 101883923A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
- F04B39/123—Fluid connections
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Abstract
The invention relates to a coolant compressor having a hermetically sealed compressor housing (1), in the interior (8) of which a piston/cylinder unit (4) compressing a coolant operates, which takes in coolant from outside (9) the compressor housing (1) via an intake pipe (2) and discharges the coolant under compression via a pressure path (3, 6) formed by a pressure pipe (3) and a connecting pipe (6) made of metal in the direction of a condenser that is disposed outside (9) the compressor housing. In order to create a reliably sealing connecting possibility for the pressure pipe (3) to the connecting pipe (6), according to the invention the pressure pipe (3) is made of plastic and is connected in a sealing manner to the connecting pipe (6) by means of a sleeve-shaped connecting element (5) made of plastic, wherein the connecting pipe (6) has an end section (6c) facing the pressure pipe (3) and tapering at least in sections, said end section securing the connecting element (5) disposed inside the connecting pipe (6) in the axial position thereof.
Description
Technical field
The present invention relates to a kind of coolant compressor as described in the preamble according to claim 1, this coolant compressor has the compressor housing of gas tight seal, piston-cylinder-the device of a compressed refrigerant carries out work in the inside of this compressor housing, this piston-cylinder-device is by the outside suction refrigeration agent of pumping tube from compressor housing, and described refrigeration agent penetrates by the pressure piping that formed by pressure tube and the connecting tube direction towards the condenser that is arranged in the compression case external body under compression, and this connecting tube is made of metal.
Background technique
Refrigerator process itself with non-azeotropic gas (zeotropen Gasen) is known for a long time.In this case, refrigeration agent is heated by the energy that absorbs the space that will be cooled in the from evaporator drier, and at last by overheated, this causes evaporation, and the piston-cylinder-device by coolant compressor compresses with higher pressure level, and there, it comes the evolution of heat by condenser, and carry via throttle valve and to get back in the vaporizer, the pressure of realizing refrigeration agent in this throttle valve reduces and cools off.
This coolant compressor mainly is used in refrigerating box or the refrigeration frame (Kuehlregalen).The annual number of packages of being produced is correspondingly also just high.Calculate according to the coolant compressor that is adopted in the world wide, so each that implement in coolant compressor and technological improvement that for example reduced manufacturing expense comprises huge saving potentiality.
But coolant compressor also is a noise source, and at the duration of work of coolant compressor, this produces interference sometimes.But the vibration that is produced by the operation of piston-cylinder-device and drive motor thereof has also increased the weight of the burden of the whole parts of coolant compressor, and these parts are bearing and vibrate.
Wherein the fact shows, is attributed to pressure tube from the major component of piston-cylinder-the install vibration transfer on the compressor housing.On the other hand, pressure tube must have certain movable property, thereby can absorb the vibration by piston-cylinder-device produced.
Traditional pressure tube is made by the metallic material with higher elasticity modulus.In order to satisfy in the requirement aspect vibration transfer and the fatigue strength, so pressure tube makes corresponding length, and repeatedly is arranged on agley in the inside of compressor housing.This pressure tube is also referred to as coil pipe.
To send noise in order reducing, therefore to have advised that in AT007698U1 pressure tube is produced by plastics in its portion's section of guiding by compressor from the vibration transfer and the minimizing of piston-cylinder-install on the compressor housing.In addition,, can reduce, and improve the efficient of coolant compressor by the heating of the compressed refrigerant in the pressure tube to compressor by make the mode of execution of pressure tube by plastics.
In this plastic pressure pipe, exist and to guide to outside pressure tube from compressor and be properly mounted on problem on the metal connecting tube that leads to the condenser.In this case, owing to by metal, the connecting tube that usually manufactures by copper or steel with have different heat expansion coefficient by the pressure tube that plastics produce and produced the problem that exists, especially in compressor, reached about 120 ℃ operating temperature, and after taking place to cut off coolant compressor, when making this system cools, be created in the danger of the leakage between pressure tube and the connecting tube to room temperature.
When metal crimp solenoid and connecting tube were welded to each other in a conventional manner, tighten or bond together, those for example engaged by thermoplasticity according to AT007698U1 and are connected with each other.
But, when the connecting tube that connects the pressure tube that produces by plastics and produce by metallic, do not diminish by pressure tube and the formed pressure piping of connecting tube flow direction cross section, therefore can not hinder the refrigeration agent that ejects from piston-cylinder-device to carry out continuous-flow along refrigeration agent.For this reason, should avoid pressure tube is sleeved on fixed solution on the connecting tube.
In addition, (tubulose or spirally coiled) pressure tube is sleeved on the connecting tube, can not realizes satisfied automatic installation.
DE3102576A1 discloses a kind of pipe and has connected, and wherein first pipe can be sleeved on widening in the end regions of second pipe.Before these pipes by the aluminium manufacturing inserted in it mutually, the outer cover of first pipe was provided with the coating of two film shapes that are arranged side by side, and is provided with a silastic-layer and an adhesive layer that is:.The layer thickness of two coatings is that 0.5mm is to 0.75mm.Because layer thickness is less relatively, therefore this pipe connection is not suitable for being used in the pressure tube connection of this coolant compressor, because these coatings are worn, and therefore in concrete join domain, produced spillage risk under the situation of carrying out relative movement between pressure tube and the connecting tube.
Summary of the invention
Therefore the objective of the invention is to connect for the pressure tube on the connecting tube of being produced by metallic of coolant compressor provides a kind of reliable sealing.Especially can not hinder the continuous-flow of the refrigeration agent that comes out from piston-cylinder-device.
In addition, can be reliably, automatically the setting pressure pipe connects.
The coolant compressor of the feature of this purpose by having claim 1 characteristic is realized.This coolant compressor has the compressor housing of gas tight seal, piston-cylinder-the device of a compressed refrigerant carries out work in the inside of this compressor housing, this piston-cylinder-device is connected with pressure tube with pumping tube, wherein make refrigeration agent flow to piston-cylinder-device by pumping tube, and compressed there refrigeration agent along by a pressure tube and a pressure piping that forms with this pressure tube connecting tube that be connected, that be made of metal by compressor and further be directed into the outside of compressor housing.The regulation according to the present invention, pressure tube is made of plastics, and by means of be made of plastics, form canular link and be connected hermetically with the connecting tube that is made of metal, wherein connecting tube has towards the end segments that narrows down pressure tube, local at least, and the link that this end segments will be arranged in the connecting tube inside is fixed on its axial position.
Plastic fastening by the suitable sleeve-shaped of the geometrical shape separately of setting and pressure tube and connecting tube between pressure tube and connecting tube, the pressure tube that is made of plastics can be compensated in an ideal way with respect to the different heat expansion coefficient of the connecting tube of being produced by metallic, and can prevent that therefore pressure piping from producing leakage.
Structure by the flow cross section of pressure tube and the formed pressure piping of connecting tube can be realized now by any way, therefore can avoiding afterwards, cross section reduces along the flow of refrigerant direction, for example, having produced cross section when being sleeved on pressure tube on the connecting tube reduces.Therefore the refrigeration agent that ejects from piston-cylinder-device can keep continuous flowing.
Therefore preferred regulation, open cross-section that be connected with the end regions of pressure tube, that limit by link-internal surface, link is greater than or equal to the flow cross section that limit, pressure tube by pressure tube-internal surface.
The preferred embodiment regulation that pressure tube connects according to the present invention, link coats the outside of pressure tube hermetically, and wherein link has being tightly connected with respect to connecting tube.In this manner, can produce reliable sealing and pressure piping that install with automated process.
In another preferred embodiment of the present invention, form by the Sealing that is arranged between link and the connecting tube being tightly connected between link and the connecting tube.Preferably, the sealing part is an O shape ring, and this O shape environmental protection is held in the groove that is arranged on the link outside.In this manner, can be easily and the expense lowland realize sealing between link and the connecting tube.
Certainly, except Sealing is set or as the alternative that Sealing is set, other encapsulation scheme also can be set, therefore between link and connecting tube, for example seal, perhaps be press-fitted incompatible the sealing by between link and connecting tube, being provided with by adhesive.
In another preferred embodiment of the present invention, stipulate, the internal surface of link is designed to step-like, wherein, be provided with the first internal surface section and one second internal surface section that coats pressure tube of link, the end regions of described second internal surface section and pressure tube, especially the pressure tube front side is adjacent, aligns or be positioned at its outside basically with the pressure tube internal surface.By making the link internal surface form stepped shaft, can remain on the end regions of pressure tube on the link reliably and accurately the end regions of pressure tube is positioned on the link.The second internal surface section and pressure tube internal surface that form, link align after pressure tube is distolateral by making, perhaps (observe) outside that makes it to be positioned at the pressure tube internal surface, help making the refrigeration agent that ejects from piston-cylinder-device to carry out continuous-flow with respect to tube's axis.
For also sealing load pipeline reliably on the crossover position from the pressure tube to the link, so link can be sealed with pressure tube by gluing, welding or injection moulding and is connected.
In a particularly preferred embodiment, link is fixed on the pressure tube by laser welding technology.In this case, the link portion section that is connected with pressure tube at least is at least for being permeable for the IR wavelength in the scope between the 800-960nm.It is translucent by link is made at least partly, set for this reason infrared rays-laser soldering device can radiation by the outer cover of link, and in the contact area between the pressure tube outside and link internal surface, obtain suitable welding temperature by this way.Realize pressure tube and this connection having best reliable sealing effect and realizing the low manufacturing of cost between the link by the infrared laser welding technique.
Also can consider in another embodiment, make the link and the pressure tube that have with the suitable geometrical shape of connecting tube make one, therefore realize the batch process that cost is low.
In a preferred embodiment of the invention, connecting tube and link crimping.In this case, the outside of link have prepare with the connecting tube crimping, complimentary geometries with it, this geometrical shape is the shape of the groove of spill in particular.After link and pressure tube are inserted in the connecting tube together, make the connecting tube distortion by crimping tool, so the outer cover section of connecting tube are close in the groove of spill, thereby realize remaining on the axial restraint of the link in the connecting tube.
In a preferred embodiment, link is made by elastomer plastic.The link of being made by elastomer can flexibly be out of shape under tensile stress, pressure stress or flexural stress effect, thus pressure piping overcome by machinery or hot caused power effect realized bigger fastness.
In order to improve the stability of the pressure piping of drawing from compressor housing, on the height of the pressure tube end segments in the mounting point that remains on connecting tube or link, connecting tube is fixed on the wall of compressor housing, especially is welded on this wall.
Description of drawings
Now then describe the present invention in detail with reference to embodiment.In the accompanying drawings:
Fig. 1 is the perspective view of coolant compressor with pressure piping of the pumping tube of compressor housing, input and output;
Fig. 2 is the schematic representation of inside of the coolant compressor of Fig. 1, wherein for general view better, only shows part related to the present invention;
Fig. 3 shows by plastic fastening with detailed section view and makes pressure tube be connected connecting by the present invention on the connecting tube;
Fig. 4 shows another mode of execution that pressure tube of the present invention connects with detailed section view;
Fig. 5 shows another mode of execution that pressure tube of the present invention connects with detailed section view;
Fig. 6 shows another mode of execution of the pressure tube connection of the present invention of the connecting tube with crimping with detailed section view;
Fig. 7 shows another mode of execution of the pressure tube connection of the present invention of the connecting tube with crimping with detailed section view;
Fig. 8 shows another mode of execution of the pressure tube connection of the present invention of the connecting tube with crimping with detailed section view;
Fig. 9 shows another mode of execution that pressure tube of the present invention connects with detailed section view.
Embodiment
Fig. 1 shows coolant compressor with perspective view, and this coolant compressor has compressor housing 1, pumping tube 2 and by pressure tube 3 and connecting tube 6 formed pressure pipings 3,6.
Suction pipe 2 leads in the inside 8 of compressor housing 1 and in piston-cylinder-device 4 of guiding to from the refrigeration agent in the vaporizer that does not illustrate on the substrate 16 that is installed in the compressor housing 1, from and compress before the refrigeration agent that vaporizer, expands.Refrigerant compressed is derived from piston-cylinder-device 4 again by pressure piping 3,6 or from the inside 8 of compressor housing 1, extract (referring to Fig. 2).
Figure 2 illustrates portion's section of passing through compressor housing 1 inside of pressure piping 3,6, that is: with pressure tube 3 that piston-cylinder-device 4 is connected.This section is also referred to as " coil pipe ".The end regions 3c of pressure tube 3 is arranged to be connected with the connecting tube 6 that is arranged in compressor housing 1 outside, and this connecting tube 6 also is the part of pressure piping 3,6, but compares with pressure tube 3, more away from piston-cylinder-device 4.
According to Fig. 2, pressure piping 3,6 also comprises pressure silencing apparatus 18, and still, this pressure silencing apparatus 18 also can be arranged in the outside of compressor housing 1.
In order to reduce owing to lead to refrigeration agent in the pressure tube 3 to the heating of compressor housing 1 inside and in order to weaken vibrations, as from disclosed the prior art, for example thermoplastic, thermosetting plastics or elastomer plastic manufacture pressure tube 3 by plastics.
In contrast, the connecting tube 6 that is connected with pressure tube 3 is made of metal.Preferably, this connecting tube 6 is made of copper, Cuprum alloy or steel, but it also can make by other metallic material, and have the outer cover or the coated inside of possibility.
Because the expansion coefficient of copper product is bigger approximately four times and produced operating temperature up to 120 ℃ in the inside of compressor housing 1 than the expansion coefficient of plastics, therefore to pressure tube 3 and being connected of connecting tube 6 proposing special requirement, to guarantee the sealing of pressure piping 3,6.
The regulation according to the present invention, the pressure tube 3 that is produced by plastics is connected with the connecting tube of being produced by metallic 6 by link 5 that produced by plastics, sleeve-shaped.
Come as can be seen, pressure tube 3 needn't necessarily be arranged in the inside of compressor housing 1, and perhaps connecting tube 6 needn't necessarily be arranged on the outside of compressor housing 1.Join domain between pressure tube 3 and connecting tube 6 or the present invention shown in the accompanying drawing can be positioned at any zone of pressure piping 3,6 by the connection of link 5, also can be arranged in the inside or the outside of compressor housing 1.
Fig. 3 shows first embodiment that pressure tube of the present invention connects.In this case, from outside 9 or lead in the inside 8 that connecting tube 6 in the vaporizer extend into the compressor housing 1 that is provided with through hole 17 segment distances and be connected with compressor housing 1 and for example weld at outside 6b.
In addition, according to the present invention, have towards end segments 6c pressure tube 3, that shrink by connecting tube 6, link 5 is inserted, is preferably and is pressed in the connecting tube 6, and be locked on its axial position by this connecting tube 6, this end segments 6c surrounds the front side 5c of the link 5 be arranged in connecting tube 6 inside at least on the position of its circumference, prevent that perhaps it from carrying out axial motion.According to Fig. 3, the end segments 6c of connecting tube 6 is bent or is crushed along the direction of the outside 3b of pressure tube 3.
The outside 3b of pressure tube 3 coats hermetically by the internal surface 5a of link 5.In the present embodiment, internal surface 5a, the 5a ' of link 5 is designed to step-like, wherein be provided with first an internal surface section 5a who coats pressure tube 3 and with the end regions 3c or its front side second internal surface section 5a ' adjacent, link 5 of pressure tube 3.
In order not hinder refrigeration agent to carry out continuous-flow by piston-cylinder-device flowed out, flow along 6 the flow direction 5 from pressure tube 3 to connecting tube, be connected with the end regions 3c of pressure tube 3, be designed to be greater than or equal to flow cross section 10 that limit, pressure tube 3 by the second internal surface section 5a ' flow cross section 11 that limit, link 5 by the internal surface 3a of pressure tube 3.In the embodiments of figure 3, the second internal surface section 5a ' of link 5 aligns with the internal surface 3a of pressure tube 3 basically, perhaps is positioned at tightly on the internal surface 3a outside of (observing with respect to the medial axis) pressure tube 3.
In Fig. 3, it is apparent that, along 6 flow direction 15 or the refrigeration agent that flows the outside of compressor housing 1 only are directed in the pipeline section 3,5,6 from pressure tube 3 to connecting tube, described pipeline section 3,5,6 has same big or bigger flow cross section 10,11,12 with respect to each pipeline section the preceding.Because refrigeration agent at first also flows through by pressure tube 3 formed flow cross sections 10, flow through flow cross section 11 formed by the second internal surface section 5a ' of link 5, that strengthen slightly with respect to the flow cross section 10 of pressure tube 3 then, and flow through at last 6 formed by connecting tube, with respect to the extended again flow cross section 12 of the flow cross section 11 of link 5, therefore refrigeration agent passes through narrow scarcely, but can expand along flow direction 15 in the clear.
In a particularly preferred Placement, link 5 is fixed on the pressure tube 3 by infrared rays-laser welding technology.In this case, at least those and pressure tube 3 sections adjacent, link 5 form translucent, the IR wavelength that perhaps is positioned at 800 to 960nm scope at least can pass through, thus with suitable infrared rays-laser soldering device radiation by the outer cover of pressure tube 3 and in the contact area between the internal surface 5a of the outside of pressure tube 3 3b and link 5, obtain welding temperature.And pressure tube 3 is produced by black or dark plastics, thereby can absorb the energy that is given off by infrared rays-laser soldering device best.
Also has the connection of sealing with respect to connecting tube 6 with the link 5 that pressure tube 3 is tightly connected mutually.Sealing is connected among the shown embodiment and forms by the Sealing 7 that is arranged between link 5 and the connecting tube 6.
In the embodiments of figure 3, Sealing 7 is O shape rings, this O shape ring be maintained in the groove 13 on the outside 5b that is arranged at link 5 and its external diameter at least greater than the internal diameter of connecting tube 6, or the clear width of flow cross section 12.
This O shape ring or Sealing 7 have the cross section of lens shape in Fig. 3.As alternative, also can use O shape ring 7 (referring to the Figure 4 and 5) of circle, rectangle or rhombus to this.According to Fig. 4, O shape ring 7 is loaded in the groove 13 of link 5, it is foursquare shape basically that the cross section of this O shape ring 7 has, wherein the foursquare side of cross section make respectively recessed, therefore by O shape ring 7 not only with respect to the internal surface 6a of connecting tube 6 but also produced the Line of contact of two sealings respectively with respect to the outside 5a of link 5.This structure of Sealing 7 can guarantee the tightness between connecting tube 6 and the link 5 better.
But,, therefore also can use link 5 specifically created, that for example manufacture by elastomer in order to obtain link 5 with respect to being tightly connected of connecting tube 6.
Understandablely be, as for example being press-fitted incompatible realization by adhesive being coated on link outside 5b and/or the connecting tube internal surface 6b or by between link outside 5b and connecting tube internal surface 6b, forming in the optional or additional encapsulation scheme between link 5 and the connecting tube 6.In this case, especially possible is to realize that by link 5 and connecting tube 6 are hooked mutually shape is sealed.
Fig. 6 shows an alternative embodiment of the invention, wherein connecting tube 6 and link 5 crimping (Vercrimpt).In this case, the outside 5b of link 5 has preparation and geometrical shapies connecting tube 6 crimping, groove 14 shapes complementary, that be spill.After realizing inserting or be pressed in the connecting tube 6 together with pressure tube 3 to link 5, connecting tube 6 passes through the appropriate device crimping at least on its circumferential position, therefore the outer cover section 6d of connecting tube 6 is close on the groove 14 of spill, and has produced the axial restraint that is maintained at the link 5 in the connecting tube 6 in this wise.
As shown in Figure 6, the outer cover section 6d of the crimping of the groove 14 of the spill of link 5 or connecting tube 6 is disposed on the position that surrounds the end regions that is maintained at the pressure tube 3 in the link 5.By above-mentioned crimping process, the outer cover section 6d zone below, link 5 that is positioned at connecting tube 6 is crushed on the pressure tube 3 more consumingly, and the seal action between link 5 and pressure tube 3 is further enhanced.Such structure especially is proved to be favourable in the link 5 of elastomer mode of execution, because can save independent Sealing 7 is set.
In another enforcement distortion of Fig. 9, link 5 manufactures one with pressure tube 3.Such structure can be favourable aspect manufacturing technology.
For stablizing reason, what go out as shown in Figure 1 is such, and on the height of end segments 3c in being maintained at connecting tube 6 or link 5, pressure tube 3, connecting tube 6 is fixed on the wall of compressor housing 1.
In addition, under the situation of the mode of execution of the crimping of pressure piping 3,6, the Sealing 7 of geometrical shape can be adopted and any amount of Sealing 7 (also can referring to Fig. 7 and 8) can be adopted with any cross section, perhaps such as already mentioned, also can cancel, because the enough good sealing effect of connecting tube 6 obtains by the link 5 with seal geometry relatively.
Claims (13)
1. coolant compressor, this coolant compressor has the compressor housing (1) of gas tight seal, piston-cylinder-the device (4) of a compressed refrigerant carries out work in the inside (8) of this compressor housing, this piston-cylinder-device is by outside (9) the suction refrigeration agent of pumping tube (2) from compressor housing (1), and described refrigeration agent is the pressure piping (3 by being formed by pressure tube (3) and connecting tube (6) under compression, 6) direction towards the condenser that is arranged in compression case external body (9) penetrates, this connecting tube (6) is made of metal, it is characterized in that, pressure tube (3) is made of plastics, and by what be made of plastics, being designed to canular link (5) is connected hermetically with connecting tube (6), wherein connecting tube (6) has towards pressure tube (3), at least the local end segments (6c) that narrows down, the link (5) that this end segments will be arranged in connecting tube (6) inside is fixed on its axial position.
2. according to claim 1 or 2 described coolant compressors, it is characterized in that, form by the Sealing (7) that is arranged between link (5) and the connecting tube (6) in the connection of the sealing between link (5) and the connecting tube (6).
3. coolant compressor according to claim 3 is characterized in that, described Sealing (7) is an O shape ring, and this O shape ring preferably is maintained in the groove (13) that is arranged on link (5) outside (5b).
4. according to the arbitrary described coolant compressor of claim 1-4, it is characterized in that, be connected with the end regions (3c) of pressure tube (3), be greater than or equal to by internal surface (3a) flow cross section (10) that limit, pressure tube (3) by internal surface (5a, 5a ') flow cross section (11) that limit, link (5).
5. according to the arbitrary described coolant compressor of claim 1-4, it is characterized in that link (5) coats the outside (3b) of described pressure tube (3) hermetically.
6. according to claim 4 or 5 described coolant compressors, it is characterized in that, internal surface (the 5a of link (5), 5a ') be designed to step-like, wherein, be provided with one of described link (5) and coat the first internal surface section (5a) of pressure tube (3) and one second internal surface section of described link (5) (5a '), the end regions (3c) of described second internal surface section and pressure tube (3), preferred pressure pipe (3) front side is adjacent, align with pressure tube (3) internal surface (3a) basically or-observe-be positioned at pressure tube internal surface (3a) outside with respect to tube's axis.
7. according to the arbitrary described coolant compressor of claim 1-6, it is characterized in that link (5) is sealed with pressure tube (3) by gluing, welding or injection moulding and is connected.
8. according to the arbitrary described coolant compressor of claim 1-7, it is characterized in that, link (5) is fixed on the pressure tube (3) by laser bonding, wherein at least and pressure tube (3) portion's section adjacent, link (5) at least for for the IR wavelength in the scope between 800nm and the 960nm, being permeable.
9. according to the arbitrary described coolant compressor of claim 1-4, it is characterized in that link (5) and pressure tube (3) are made one.
10. according to the arbitrary described coolant compressor of claim 1-9, it is characterized in that link (5) is pressed in the connecting tube (6).
11. according to the arbitrary described coolant compressor of claim 1-10, it is characterized in that, the outside (5b) of link (5) have prepare with connecting tube (6) mutually crimping, complimentary geometries with it, preferably this geometrical shape is the shape of the groove (14) of spill.
12., it is characterized in that link (5) is formed by elastomer plastic according to the arbitrary described coolant compressor of claim 1-11.
13. according to the arbitrary described coolant compressor of claim 1-12, it is characterized in that, on the height of pressure tube (3) end segments (3c) in the mounting point that remains on connecting tube (6) or link (5), described connecting tube (6) is fixed on the wall of compressor housing (1), especially is welded on this wall.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ATGM604/2007 | 2007-10-05 | ||
| AT0060407U AT10136U1 (en) | 2007-10-05 | 2007-10-05 | REFRIGERANT COMPRESSOR |
| PCT/EP2008/062405 WO2009047095A1 (en) | 2007-10-05 | 2008-09-18 | Coolant compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101883923A true CN101883923A (en) | 2010-11-10 |
Family
ID=39616344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008801099892A Pending CN101883923A (en) | 2007-10-05 | 2008-09-18 | Coolant compressor |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20100226805A1 (en) |
| EP (1) | EP2207962B1 (en) |
| CN (1) | CN101883923A (en) |
| AT (1) | AT10136U1 (en) |
| WO (1) | WO2009047095A1 (en) |
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| BR102012025273B1 (en) | 2012-10-03 | 2021-09-08 | Embraco Indústria De Compressores E Soluções Em Refrigeração Ltda | COOLING COMPRESSOR |
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| BR102018015458B1 (en) | 2018-07-27 | 2021-12-21 | Whirlpool S.A. | FLUID CONDUCTOR TUBE |
| US12247562B2 (en) | 2019-11-01 | 2025-03-11 | Leggett & Platt Canada Co. | Pump noise attenuator and method thereof |
| EP4051904A4 (en) * | 2019-11-01 | 2024-01-31 | Leggett & Platt Canada Co. | PUMP NOISE ATTENUATOR AND METHOD THEREFOR |
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| AT7698U1 (en) * | 2004-04-28 | 2005-07-25 | Verdichter Oe Ges M B H | REFRIGERANT COMPRESSOR |
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- 2008-09-18 WO PCT/EP2008/062405 patent/WO2009047095A1/en active Application Filing
- 2008-09-18 CN CN2008801099892A patent/CN101883923A/en active Pending
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| US3858914A (en) * | 1973-07-25 | 1975-01-07 | Brass Craft Mfg Co | Transition pipe connection |
| AT7698U1 (en) * | 2004-04-28 | 2005-07-25 | Verdichter Oe Ges M B H | REFRIGERANT COMPRESSOR |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110425279A (en) * | 2019-08-06 | 2019-11-08 | 北京卫星环境工程研究所 | Secondary seal ring structure for high-power two-stage G-M refrigeration machine |
| CN110425279B (en) * | 2019-08-06 | 2021-04-27 | 北京卫星环境工程研究所 | Secondary sealing ring structure for high-power two-stage G-M refrigerator |
| CN113513864A (en) * | 2020-04-09 | 2021-10-19 | 现代自动车株式会社 | Pipe system for air conditioner |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2009047095A1 (en) | 2009-04-16 |
| EP2207962B1 (en) | 2015-04-29 |
| EP2207962A1 (en) | 2010-07-21 |
| AT10136U1 (en) | 2008-09-15 |
| US20100226805A1 (en) | 2010-09-09 |
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