WO2014053364A1 - A compressor comprising cylinder head - Google Patents
A compressor comprising cylinder head Download PDFInfo
- Publication number
- WO2014053364A1 WO2014053364A1 PCT/EP2013/069848 EP2013069848W WO2014053364A1 WO 2014053364 A1 WO2014053364 A1 WO 2014053364A1 EP 2013069848 W EP2013069848 W EP 2013069848W WO 2014053364 A1 WO2014053364 A1 WO 2014053364A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- cylinder head
- valve table
- compressor
- situated
- screw thread
- Prior art date
Links
Images
Classifications
-
- 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
- F04B39/122—Cylinder block
-
- 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
- F04B39/125—Cylinder heads
-
- 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
- F04B39/127—Mounting of a cylinder block in a casing
-
- 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
- F04B39/14—Provisions for readily assembling or disassembling
Definitions
- the present invention relates to a compressor comprising a cylinder head that is used in cooling devices.
- the hermetic compressors used in domestic type refrigerators comprises a cylinder wherein the compression process is performed, the cylinder head wherein a suction chamber and an exhaust chamber are disposed and a valve table disposed between the cylinder and the cylinder head.
- the cylinder head is fixed on the valve table with connection elements, such as screw, etc.
- connection elements such as screw, etc.
- the screws used in the screwing method do not make the same amount of pressure onto all surfaces of the cylinder head and the valve table contacting each other.
- the pressure exerted by the screws onto the surfaces of the cylinder head and the valve table contacting each other is less than at the points where the screws are connected to the cylinder head and the valve table.
- a compressor having a valve package situated on the suction muffler and enabling the grouping of the valve table and the cylinder head.
- the aim of the present invention is the realization of a compressor wherein the leakage of refrigerant and heat is prevented.
- the compressor realized in order to attain the aims of the present invention and explicated in the attached claims, comprises a casing carrying the components therein, a cylinder wherein the compression process is performed, a body situated in the casing, a cylinder head disposed on the cylinder, a valve table situated between the cylinder and the cylinder head, at least one exhaust chamber wherein the pumped circulating fluid fills, situated below the cylinder head and at least one suction chamber wherein the sucked circulating fluid fills.
- the compressor of the present invention comprises an external screw thread situated on the cylinder head and at least one internal screw thread situated on the body, that locks with the external screw thread by going into each other while the cylinder head is being mounted to the body, thus providing the cylinder head and the body to be fixed to each other.
- the external screw thread extends from the base of the suction chamber and the exhaust chamber situated below the cylinder head towards the outside of the suction chamber and the exhaust chamber.
- the valve table is placed into the external screw thread. While the cylinder head containing the valve table therein is being placed onto the body, the external screw thread moves on the internal screw thread. With the interlocking of the external screw thread and the internal screw thread, the cylinder head is provided to be firmly fixed to the body.
- the refrigerant is prevented from leaking from around the valve table situated between the body and the cylinder head that interlock with each other, providing ease of assembly. Furthermore, heat or sound insulation is provided during the flow of the refrigerant.
- the compressor comprises at least one protrusion extending from the surface of the cylinder head facing the valve table and whereon the external screw thread is situated, and furthermore at least one housing situated on the body and wherein the protrusion is placed.
- the diameter of the valve table is at least partially smaller than the diameter of the protrusion.
- the valve table has a shape matching that of the protrusion. The valve is joined with the cylinder head by being placed into the protrusion.
- the compressor comprises at least one extension situated on the valve table and at least one chamber situated on the cylinder head and wherein the extension is placed.
- the valve table and the cylinder head are provided to be grouped so that the suction chamber and the suction hole align with the exhaust chamber and the exhaust hole.
- the housing and the extension have circular cross-sections.
- the housing and the protrusion interlock.
- the external screw thread interlocks with the internal screw thread and a gap is prevented from remaining between the body and the cylinder head.
- the housing has a diameter larger than the diameter of the protrusion so that the protrusion can be placed therein.
- the housing and the protrusion have hollow, annular shapes.
- the compressor comprises at least one first sealing element situated between the valve table and the cylinder head.
- the diameter of the first sealing element is at least partially larger than the diameter of the protrusion.
- the first sealing element is fitted over the protrusion and completely surrounds the protrusion. When the cylinder head is placed onto the body, the first sealing element remains between the body and the cylinder head and provides leak-proofing between the cylinder head and the body.
- the compressor comprises at least one circular second sealing element situated between the body and the valve table. Together with the valve table, the second sealing element remains in the housing and the protrusion that interlock with each other.
- the cross-sectional area of the cylinder head is hexagonal.
- the cylinder head can be easily rotated by means of a fixing tool such as a wrench. Meanwhile, the external screw thread moves over the internal screw thread and thus the cylinder head and the body interlock with each other.
- a compressor is realized, having the cylinder head and the body comprising a protrusion and a housing interlocked with each other by means of an external screw thread and an internal screw thread situated thereon.
- refrigerant and heat leakage is prevented by eliminating any gap between the cylinder head and the body, thus improving the efficiency of the compressor.
- Figure 1 – is the cross-sectional view of a compressor.
- Figure 2 – is the perspective view of the body and the cylinder head when the cylinder head is mounted onto the body in an embodiment of the present invention.
- Figure 3 – is the rear perspective view of the cylinder head in an embodiment of the present invention.
- Figure 4 – is the exploded view of the valve table, the body and the cylinder head in an embodiment of the present invention.
- Figure 5 – is the perspective view of the body and the cylinder head when the cylinder head is mounted onto the body from a different angle.
- Figure 6 — is the rear perspective view of the cylinder head and the valve table in another embodiment of the present invention.
- Figure 7 — is the exploded view of the valve table, the body and the cylinder head in another embodiment of the present invention.
- the compressor (1) comprises a casing (2) carrying the components therein, a cylinder (3) wherein the compression process is performed, a body (4) disposed inside the casing (2), that carries and/or bears mechanical components like the cylinder (3), crankshaft and the piston rod, a cylinder head (5) disposed on the cylinder (3), and a valve table (6) situated between the cylinder (3) and the cylinder head (5) ( Figure 1).
- the refrigerant sucked from inside the casing (2) reaches the cylinder (3) by passing through the cylinder head (5).
- the refrigerant with increased pressure and temperature is discharged into the cylinder head (5) after leaving the cylinder (3) ( Figure 1).
- the compressor (1) of the present invention comprises at least one exhaust chamber wherein the pumped circulating fluid fills, disposed below the cylinder head (5), at least one suction chamber wherein the sucked circulating fluid fills, at least one external screw thread (9) situated on the cylinder head (5) and at least one internal screw thread (10) situated on the body (4), providing the grouping of the body (4), the valve table (6) and the cylinder head (5) by interlocking with the external screw thread (9) moving thereon while the cylinder head (5) disposed on the valve table (6) is being placed on the body (4).
- the cylinder head (5) whereon the valve table (6) is disposed is placed on the body (4) by being rotated.
- the cylinder head (5) While the cylinder head (5) is being rotated, the external screw thread (9) moves over the internal screw thread (10). The length of the external screw thread (9) is almost equal to the length of the internal screw thread (10). While the cylinder head (5) is being rotated, the external screw thread (9) and the internal screw thread (10) situated oppositely interlock, providing the cylinder head (5) and the body (4) to be locked with each other. Thus, the cylinder head (5) is provided to be easily mounted on the body (4). Meanwhile, the valve table (6) remains between the cylinder head (5) and the body (4) that are fixed to each other. The valve table (6) and the cylinder head (5) are situated on the body (4) one above the other.
- the compressor (1) comprises at least one protrusion (11) extending from the surface of the cylinder head (5) facing the valve table (6) and whereon the external screw thread (9) is situated, and furthermore at least one housing (12) situated on the body (4) and wherein the valve table (6) and the protrusion (11) are placed.
- the valve table (6) and the cylinder head (5) are grouped, the valve table (6) almost completely remains inside the protrusion (11).
- the external screw thread (9) almost completely surrounds the outer surface of the protrusion (11) and the internal screw thread (10) almost completely surrounds the inner surface of the housing (12).
- the diameter of the valve table (6) is at least partially smaller than the diameter of the protrusion (11).
- the side walls of the valve table (6) placed in the protrusion (11) almost completely contact the inner surface of the protrusion (11).
- the valve table (6) is seated into the protrusion (11) without remaining any gap therebetween and leakage of refrigerant through between the valve table (6) and the cylinder head (5) is prevented.
- the compressor (1) comprises at least one extension (13) situated on the valve table (6) and facing the cylinder head (5) when the valve table (6) is placed onto the cylinder head (5), and at least one chamber (14) situated on the cylinder head (5) and wherein the extension (13) is placed.
- the valve table (6) is placed into the protrusion (11)
- the extension (13) is seated into the chamber (14).
- the cylinder head (5) is prevented from sliding off the valve table (6) ( Figure 3, Figure 4).
- the compressor (1) furthermore comprises a piston operating inside the cylinder (3), an inlet passage and a discharge passage arranged on the valve table (6), that provide the refrigerant fluid in the suction chamber and the exhaust chamber to enter into/exit from the cylinder (3), a suction valve leaf located on one side of the valve table (6), providing the refrigerant fluid to be sucked into the cylinder (3) by opening/closing the inlet passage during the movement of the piston and an exhaust valve leaf located on the other side of the valve table (6), providing the refrigerant fluid to be discharged from the cylinder (3) by opening/closing the discharge passage during the movement of the piston.
- the suction valve leaf is located across from the suction chamber and the exhaust valve leaf is located across from the exhaust chamber.
- the valve leaf is properly mounted to the cylinder head (5).
- the housing (12) and the protrusion (11) are circular.
- the inner surface of the housing (12) completely surrounds the outer surface of the protrusion (11).
- the diameter of the housing (12) is larger than the diameter of the protrusion (11).
- the compressor (1) comprises at least one first sealing element (7) situated between the valve table (6) and the cylinder head (5).
- the diameter of the first sealing element (7) is almost equal to the diameter of the valve table (6).
- the compressor (1) comprises at least one second sealing element (8) situated between the body (4) and the valve table (6).
- the second sealing element (8) is circular.
- the second sealing element (8) is located around the external screw thread (9).
- the vertical cross-sectional area of the cylinder head (5) is hexagonal. While being placed onto the body (4), the cylinder head (5) is rotated by being held with a wrench, etc. ( Figure 5, Figure 6, Figure 7).
- a compressor (1) is realized wherein the cylinder head (5), the valve table (6) and the body (4) are provided to be grouped without gaps remaining therebetween.
- the efficiency of the compressor (1) is improved, wherein leakage of the refrigerant and heat is prevented.
- the cylinder head (5), the valve table (6) and the body (4) grouped by being inserted into each other provide ease of assembly.
Abstract
Description
- Compressor
- Casing
- Cylinder
- Body
- Cylinder head
- Valve table
- First sealing element
- Second sealing element
- External screw thread
- Internal screw thread
- Protrusion
- Housing
- Extension
- Chamber
Claims (9)
- A compressor (1) comprising- a casing (2) carrying the components therein,- a cylinder (3) wherein the compression process is performed,- a body (4) disposed inside the casing (2), that carries and/or bears mechanical components like the cylinder (3), crankshaft and the piston rod,- a cylinder head (5) disposed on the cylinder (3),- a valve table (6) situated between the cylinder (3) and the cylinder head (5),characterized by- at least one external screw thread (9) situated on the cylinder head (5) and- at least one internal screw thread (10) situated on the body (4), providing the grouping of the body (4), the valve table (6) and the cylinder head (5) by interlocking with the external screw thread (9) moving thereon while the cylinder head (5) disposed on the valve table (6) is being placed on the body (4).
- The compressor (1) as in Claim 1, characterized by at least one protrusion (11) extending from the surface of the cylinder head (5) facing the valve table (6) and whereon the external screw thread (9) is situated, and by at least one housing (12) situated on the body (4) and wherein the valve table (6) and the protrusion (11) are placed.
- The compressor (1) as in Claim 2, characterized by the valve table (6), the diameter of which is at least partially smaller than the diameter of the protrusion (11).
- The compressor (1) as in any one of the above claims, characterized by at least one extension (13) situated on the valve table (6) and facing the cylinder head (5) when the valve table (6) is placed onto the cylinder head (5), and by at least one chamber (14) situated on the cylinder head (5) and wherein the extension (13) is placed.
- The compressor (1) as in any one of the Claims 2 to 4, characterized by the housing (12) and the protrusion (11) that are circular.
- The compressor (1) as in Claim 5, characterized by the housing (12), the diameter of which is larger than the diameter of the protrusion (11).
- The compressor (1) as in any one of the above claims, characterized by at least one first sealing element (7) situated between the valve table (6) and the cylinder head (5).
- The compressor (1) as in any one of the above claims, characterized by at least one second sealing element (8) situated between the body (4) and the valve table (6).
- The compressor (1) as in any one of the above claims, characterized by the cylinder head (5), the vertical cross-sectional area of which is hexagonal.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP13766107.0A EP2917579B1 (en) | 2012-10-05 | 2013-09-24 | A compressor comprising cylinder head |
BR112015007613A BR112015007613A2 (en) | 2012-10-05 | 2013-09-24 | compressor comprising cylinder head |
CN201380052260.7A CN104884804B (en) | 2012-10-05 | 2013-09-24 | Compressor including cylinder cover |
KR1020157011046A KR101811793B1 (en) | 2012-10-05 | 2013-09-24 | A compressor comprising cylinder head |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TR201211428 | 2012-10-05 | ||
TRA2012/11428 | 2012-10-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2014053364A1 true WO2014053364A1 (en) | 2014-04-10 |
Family
ID=49230794
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2013/069848 WO2014053364A1 (en) | 2012-10-05 | 2013-09-24 | A compressor comprising cylinder head |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP2917579B1 (en) |
KR (1) | KR101811793B1 (en) |
CN (1) | CN104884804B (en) |
BR (1) | BR112015007613A2 (en) |
WO (1) | WO2014053364A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019034367A1 (en) * | 2017-08-15 | 2019-02-21 | Arcelik Anonim Sirketi | A compressor on whose cylinder head a special shape is formed |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108266350B (en) * | 2017-12-20 | 2019-06-04 | 广州万宝集团压缩机有限公司 | A kind of refrigeration compressor circle cylinder head component |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3880053A (en) * | 1974-05-31 | 1975-04-29 | Tl Systems Corp | Pump |
US5362215A (en) * | 1993-05-10 | 1994-11-08 | Halliburton Company | Modular pump cylinder-head having integral over-pressure protection |
US20040071564A1 (en) | 2002-09-25 | 2004-04-15 | Danfoss Compressors Gmbh | Cylinder head arrangement for a piston compressor |
WO2011154430A2 (en) * | 2010-06-08 | 2011-12-15 | Arcelik Anonim Sirketi | A hermetic compressor |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT248161Y1 (en) * | 1999-12-30 | 2002-12-10 | Zanussi Elettromecc | ALTERNATIVE COMPRESSOR OF HERMETIC REFRIGERANT UNIT WITH PERFECTED VALVE SYSTEM |
JP2008057432A (en) * | 2006-08-31 | 2008-03-13 | Anest Iwata Corp | Reciprocating sliding type intake and exhaust device |
CN101240786B (en) * | 2007-02-05 | 2011-09-07 | 周文三 | Air compressor binding structure improvement |
EP2318714B1 (en) * | 2008-08-27 | 2018-12-26 | National Oilwell Varco, L.P. | Valve cover assembly and method of using the same |
CN102128161A (en) * | 2010-12-30 | 2011-07-20 | 加西贝拉压缩机有限公司 | Valve bank structure for refrigeration compressor |
CN102367789B (en) * | 2011-09-09 | 2013-12-25 | 加西贝拉压缩机有限公司 | Elastic compaction mechanism of air cylinder and valve plate assembly for refrigeration compressor |
-
2013
- 2013-09-24 WO PCT/EP2013/069848 patent/WO2014053364A1/en active Application Filing
- 2013-09-24 EP EP13766107.0A patent/EP2917579B1/en active Active
- 2013-09-24 KR KR1020157011046A patent/KR101811793B1/en active IP Right Grant
- 2013-09-24 CN CN201380052260.7A patent/CN104884804B/en not_active Expired - Fee Related
- 2013-09-24 BR BR112015007613A patent/BR112015007613A2/en not_active Application Discontinuation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3880053A (en) * | 1974-05-31 | 1975-04-29 | Tl Systems Corp | Pump |
US5362215A (en) * | 1993-05-10 | 1994-11-08 | Halliburton Company | Modular pump cylinder-head having integral over-pressure protection |
US20040071564A1 (en) | 2002-09-25 | 2004-04-15 | Danfoss Compressors Gmbh | Cylinder head arrangement for a piston compressor |
WO2011154430A2 (en) * | 2010-06-08 | 2011-12-15 | Arcelik Anonim Sirketi | A hermetic compressor |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019034367A1 (en) * | 2017-08-15 | 2019-02-21 | Arcelik Anonim Sirketi | A compressor on whose cylinder head a special shape is formed |
Also Published As
Publication number | Publication date |
---|---|
EP2917579B1 (en) | 2017-07-12 |
BR112015007613A2 (en) | 2017-07-04 |
EP2917579A1 (en) | 2015-09-16 |
CN104884804B (en) | 2017-10-13 |
KR101811793B1 (en) | 2017-12-22 |
CN104884804A (en) | 2015-09-02 |
KR20150067231A (en) | 2015-06-17 |
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