WO2015186949A1 - 밀폐형압축기의 밸브조립체 - Google Patents
밀폐형압축기의 밸브조립체 Download PDFInfo
- Publication number
- WO2015186949A1 WO2015186949A1 PCT/KR2015/005512 KR2015005512W WO2015186949A1 WO 2015186949 A1 WO2015186949 A1 WO 2015186949A1 KR 2015005512 W KR2015005512 W KR 2015005512W WO 2015186949 A1 WO2015186949 A1 WO 2015186949A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- suction valve
- valve
- suction
- coupling groove
- compression chamber
- Prior art date
Links
- 230000008878 coupling Effects 0.000 claims abstract description 98
- 238000010168 coupling process Methods 0.000 claims abstract description 98
- 238000005859 coupling reaction Methods 0.000 claims abstract description 98
- 239000003507 refrigerant Substances 0.000 claims abstract description 53
- 230000006835 compression Effects 0.000 claims abstract description 31
- 238000007906 compression Methods 0.000 claims abstract description 31
- 238000000034 method Methods 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 9
- 239000000463 material Substances 0.000 description 9
- 239000002184 metal Substances 0.000 description 6
- 238000003466 welding Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Images
Classifications
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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
- F04B39/10—Adaptations or arrangements of distribution members
-
- 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
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/10—Valves; Arrangement of valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
Definitions
- the present invention relates to a valve assembly of a hermetic compressor, and more particularly, to a valve assembly of a hermetic compressor, in which a suction valve is manufactured separately from a suction valve coupling plate to improve suction and discharge efficiency of a refrigerant.
- the hermetic compressor is provided in a freezer or a refrigerator to suck and compress the refrigerant and to discharge the compressed refrigerant again.
- the construction of such a hermetic compressor has been disclosed in Korean Patent Laid-Open Publication No. 10-2012-0006424 "The hermetic compressor and the refrigerator provided therewith".
- the conventional hermetic compressor 1 is a plan view showing a planar configuration of a conventional hermetic compressor.
- the conventional hermetic compressor 1 includes a housing 20, a cylinder block 30 provided inside the housing 20, a stator 53 provided below the cylinder block 30, and a stator.
- a rotor 51 rotating around the periphery 53 and a crankshaft 57 disposed through the cylinder block 30 are provided.
- An eccentric pin 55 is eccentrically coupled to the top of the crankshaft 57 with respect to the center of rotation of the crankshaft 57.
- An upper portion of the crank shaft 57 is provided with a compression chamber 31 to which the piston 40 is movably coupled, and a valve assembly 10 for sucking and discharging the refrigerant is provided at the front end of the compression chamber 31.
- FIG. 2 is an exploded perspective view illustrating a conventional disassembled configuration of the valve assembly 10.
- the valve assembly 10 includes a suction valve plate 13 disposed in contact with the compression chamber 31, a valve body 11 coupled to a rear surface of the suction valve plate 13, and a rear surface of the valve body 11. It includes a gasket 17 for supporting the, and the valve cover 15 is coupled to the rear surface of the gasket 17.
- the suction valve 13a is cut in the suction valve plate 13 by the incision line 13b, and is formed integrally with the suction valve plate 13.
- the refrigerant moved to the compression chamber 31 is compressed by the pressure that the piston 40 moves forward, discharged through the valve body 11 and then discharged from the hermetic compressor 1 and circulated to the refrigerator or freezer.
- the opening degree of the elastic opening of the suction valve 13a coupled to the suction valve plate 13 becomes an important factor for the suction of the refrigerant.
- a material having a large elastic deformation is used.
- the sus material used as the suction valve plate and the large 7c material have a large difference in price from three times to as many as 10 times or more.
- the entire suction valve plate 13 must be formed of an expensive material, thereby increasing the manufacturing cost.
- the refrigerant suction efficiency of the suction valve 13a is advantageous as the width d1 of the first gap A1 between the suction valve 13a and the incision line 13b is narrower, as shown in FIG. 2. This is because the refrigerant compressed in the compression chamber 31 is not discharged through the valve body 11 and remains in the first gap A1, thereby reducing the amount of refrigerant discharged. In addition, due to expansion of the compressed refrigerant remaining in the first gap A1, the suction amount of the refrigerant sucked through the suction valve 13a is also reduced.
- the research continues, but since a cutting cutter (not shown) is used to cut the suction valve 13a into the suction valve plate 13, a cutting cutter (not shown)
- the first gap A1 as large as the thickness of N 1) is inevitably formed. Accordingly, the thickness d1 of the first gap A1 has been reduced from 0.7 mm to 0.3 mm at present, but has a limit that cannot be reduced more than 0.3 mm due to the minimum thickness of the cutter (not shown) and the thickness of the material of the suction valve plate 13. have.
- the thickness d1 of the first gap A1 may be reduced, but the strength of the valve assembly 10 may be shorter, and wear or breakage may occur, resulting in shorter life of the valve assembly 10. There is a problem.
- the suction valve (13a) is formed in the shape of a circularly curved lower portion as shown.
- the press sheet metal processing to form the suction valve (13a) to remove the burrs caused by the stress applied to the material and to round the corners of the first gap (A1) portion It will be barreled.
- the barrel may not be properly processed in the intake valve 13a, and thus a burr may remain and act as a factor of breaking the intake valve.
- An object of the present invention is to solve the above problems, to provide a valve assembly that can reduce the manufacturing cost by manufacturing a suction valve coupling plate for supporting the suction valve and the suction valve is required of the elastic force of different materials.
- Another object of the present invention is to manufacture the suction valve and the suction valve coupling plate independently, to provide a valve assembly that can maximize the refrigerant suction efficiency and the refrigerant discharge efficiency by producing a gap with a minimum thickness.
- Still another object of the present invention is to provide a valve assembly which can improve the reliability of the opening and closing operation by removing all the stress and burr applied to the press sheet metal since the barrel processing the entire area of the intake valve to be manufactured independently.
- valve assembly that can reduce the performance and noise by combining the suction valve and the suction valve coupling plate in place.
- An object of the present invention can be achieved by a valve assembly coupled to the compression chamber of the hermetic compressor in which the piston is reciprocated to suck the expanded refrigerant and discharge the compressed refrigerant.
- the valve assembly of the present invention includes: a suction valve coupling plate disposed at an end of the compression chamber and having a suction valve coupling groove formed in a plate surface thereof; And a suction valve inserted into the suction valve coupling groove and opened by the moving pressure of the piston and suctioning the refrigerant into the compression chamber.
- the suction valve, the horizontal fixed bar is formed in a predetermined length in the horizontal direction fixed to the suction valve coupling groove; It may include a free end extending in a vertical direction from the horizontal fixing bar, the free end to elastically bent deformation to the compression chamber by the suction pressure of the piston to suck the expanded refrigerant into the compression chamber.
- the suction valve coupling groove is formed to correspond to the shape of the suction valve
- the gap between the suction valve coupling groove and the suction valve may be formed in the range of 0.0mm ⁇ 0.2mm.
- it may further include a longitudinal coupling protrusion formed at both ends of the horizontal fixing bar in a predetermined length toward the downward direction to improve the restraint force on the suction valve coupling plate of the horizontal fixing bar.
- the horizontal fixing bar is butt welded to the suction valve coupling groove may be fixed in position.
- the valve body further comprises a valve body coupled to the back of the suction valve coupling plate is formed with a first discharge hole for discharging the compressed refrigerant in the compression chamber, the horizontal fixing bar is inserted into the suction valve coupling groove
- the back surface is welded to the valve body in the state, and the back surface of the suction valve coupling plate may be welded to the valve body.
- the suction valve coupling groove may further include a valve fixing plate disposed in front of the horizontal fixing bar and welded together to the horizontal fixing bar and the suction valve coupling plate while the suction valve is coupled to the suction valve coupling groove.
- valve assembly of the hermetic compressor according to the present invention is manufactured by combining the suction valves independently with the suction valve coupling plate, and then coupled with each other, the manufacturing cost can be reduced and the gap can be minimized as compared with the case of integral manufacturing, and suction of refrigerant can be achieved. Efficiency and discharge efficiency can be improved.
- Increasing the suction efficiency and the discharge efficiency of the refrigerant can reduce the power consumption of the refrigerator in which the hermetic compressor is used.
- valve assembly according to the present invention manufactures the intake valve separately, it is possible to barrel the entire area. Accordingly, it is possible to improve the reliability of the break of the intake valve that performs a lot of opening and closing behavior.
- 1 is a plan view showing a planar configuration of a conventional hermetic compressor
- Figure 2 is an exploded perspective view showing an exploded configuration of a valve assembly coupled to a conventional hermetic compressor
- Figure 3 is a perspective view showing the configuration of the valve assembly according to the present invention.
- FIG. 4 is an exploded perspective view showing an exploded configuration of the valve assembly according to the present invention.
- Figure 5 is a perspective view showing the configuration when the refrigerant suction of the valve assembly according to the invention.
- FIG. 6 to 8 are exemplary views showing a coupling structure of the suction valve and the suction valve coupling plate of the valve assembly according to the present invention.
- FIG. 3 is a perspective view illustrating a configuration of the valve assembly 100 according to the present invention
- FIG. 4 is an exploded perspective view illustrating an exploded configuration of the valve assembly 100.
- the valve assembly 100 includes a valve body 110 disposed at one side of the compression chamber 31 of the hermetic compressor (1 of FIG. 1), and a compression chamber in front of the valve body 110. And a suction valve coupling plate 120 disposed to be in contact with the 31, and a suction valve 130 that is manufactured independently of the suction valve coupling plate 120 and inserted into the suction valve coupling plate 120.
- the valve assembly 100 according to the present invention is provided with a suction valve 130 and a suction valve coupling plate 120 independently. That is, when comparing the structure of the conventional valve assembly 10 of Figure 2 and the valve assembly 100 according to the present invention of Figure 4 that the conventional suction valve plate 13 and the suction valve 13a is formed integrally
- the valve assembly 100 is manufactured by separating the suction valve 130 and the suction valve coupling plate 120.
- the inlet valve 130 and the inlet valve coupling plate 120 are separated and manufactured, the inlet valve 130 having an important elastic strength is made of an expensive material and the inlet valve coupling plate 120 whose elastic strength is not important. ) Can be made of low cost sus material. Accordingly, the quality of the suction valve 130 may be improved while lowering the manufacturing cost of the valve assembly 100.
- the thickness d2 of the second gap A2 between the inlet valve 130 and the inlet valve coupling plate 120 is 0.0 It can be minimized close to mm. This is because the suction valve 130 and the suction valve coupling plate 120 are separately manufactured by press sheet metal, so that the suction valve 130 and the suction valve coupling plate 120 can be manufactured by increasing the dimensional accuracy to mesh with each other.
- the amount of compressed refrigerant remaining in the second gap A2 may be minimized to improve the suction efficiency and the discharge efficiency of the refrigerant.
- suction valve 130 since the suction valve 130 is manufactured separately, barrel processing may be performed on the entire area of the free end 135 of the suction valve 130. Accordingly, the stress and burr remaining in the intake valve 130 may be reduced, thereby increasing reliability during repeated opening and closing operations.
- the valve body 110 guides the expanded refrigerant circulating through the refrigerator toward the intake valve 130 and allows the compressed refrigerant to be discharged between the intake valve 130 and the piston 40.
- the valve body 110 has a first fastening hole 111 formed therethrough along the outer circumference of the plate surface, and a first discharge hole 113 through which the compressed refrigerant is discharged in the upper region.
- an inflow hole 112 is formed below the first discharge hole 113 to guide the evaporated refrigerant to the suction valve 130.
- the inner discharge spring 113, the outer leaf spring 117 and the fixing bar 119 for supporting them are coupled to the first discharge hole (113).
- the inner leaf spring 115 covers the first discharge hole 113 when the piston 40 is pushed backward and the negative pressure acts on the compression chamber 31.
- the piston 40 moves forward and compresses the refrigerant, the piston 40 is elastically deformed outward by the moving pressure of the piston 40 and opens the first discharge hole 113.
- the refrigerant compressed into the first discharge hole 113 may be discharged by the deformation of the inner plate spring 115.
- the outer leaf spring 117 is provided on the outer side of the inner leaf spring 115 so that the deformed inner leaf spring 115 is moved to a position covering the first discharge hole 113 again to discharge the compressed refrigerant. To act.
- the fixing bar 119 fixes the inner plate spring 115 and the outer plate spring 117 on the rear surface of the valve body 110.
- the fixing bar 119 is fixed to the valve body 110 following the pressing of the valve cover 15 using a fastening member such as a bolt.
- the inner leaf spring 115 and the outer leaf spring 117 are positioned between the fixing bar 119 and the valve body 110 to fix the position.
- the suction valve coupling plate 120 is coupled to the suction valve 130 to elastically open and close the suction valve 130 to suck the refrigerant.
- the suction valve coupling plate 120 includes a coupling plate body 121 formed of a thin metal plate, a second fastening hole 122 formed through the outer circumference of the coupling plate body 121, and a suction valve 130 inserted therein. And a second discharge hole 125 formed at one side of the valve coupling groove 123 and the suction valve coupling groove 123.
- Coupling plate body 121 may be formed of a low-cost metal material such as sus.
- the coupling plate body 121 may penetrate the second fastening hole 122, the suction valve coupling groove 123, and the second discharge hole 125 on the plate surface through the press sheet metal.
- the suction valve coupling groove 123 is formed to correspond to the external shape of the suction valve 130.
- the suction valve coupling groove 123 is preferably formed so that there is no error in shape and dimension of the suction valve 130, that is, the second gap A2 is hardly formed.
- the thickness d2 of the second gap A2 is formed within the range of 0.05 mm to 0 mm. .
- the second fastening hole 122 is disposed coaxially with the first fastening hole 111, and a fastening member (not shown) is coupled to couple the valve body 110 and the suction valve coupling plate 120.
- the second discharge hole 125 is disposed coaxially with the first discharge hole 113 to discharge the compressed refrigerant compressed by the piston 40 toward the valve cover 15 of FIG. 1.
- the suction valve 130 is coupled to the suction valve coupling plate 120 to elastically open and close in conjunction with the front and rear movement of the piston 40 to suck the refrigerant into the compression chamber.
- the suction valve 130 is formed to be elastically deformed by being formed at the lower portion of the horizontal fixing bar 131 fixed to the suction valve coupling groove 123 and the connecting neck 133 extending from the horizontal fixing bar 131.
- a stage 135 is included.
- the horizontal fixing bar 131 has a predetermined length in the transverse direction with respect to the connecting neck 133 and the free end 135.
- the horizontal fixing bar 131, the connecting neck 133 and the free end 135 are formed in a direction perpendicular to each other to increase the coupling stability to the suction valve coupling plate 120.
- both ends of the horizontal fixing bar 131 is formed with a vertical coupling protrusion 131a bent a predetermined length in the downward direction.
- the vertical coupling protrusion 131a extends a predetermined length in a vertical direction at both ends of the horizontal fixing bar 131 so that the vertical coupling protrusion 131a is inserted into the suction valve coupling groove 123 so that the coupling state is more stably maintained even in external forces acting on the top, bottom, left and right sides. .
- connection neck 133 extends from the horizontal fixing bar 131 fixed to the suction valve coupling groove 123 to support the free end 135 to be elastically deformed.
- the connection neck 133 is formed to have a narrow width (w) compared to the diameter (r) of the free end (135). The narrower the width of the connection neck 133, the greater the range (d in FIG. 5) in which the free end 135 is elastically deformed.
- FIG. 6 is an exemplary view showing a process of coupling the suction valve 130 of the present invention to the suction valve coupling plate 120.
- the state in which the horizontal fixing bar 131 is coupled to the suction valve coupling groove 123 must be stably maintained.
- the horizontal fixing bar 131 of the suction valve 130 may be welded to the suction valve coupling groove 123 by using butt welding (M1).
- M1 butt welding
- a suction side gasket (not shown) is provided between the suction valve coupling plate 120 and the compression chamber 31.
- the horizontal fixation bar 131 of the suction valve coupling groove 123 is constrained to the front and rear, so that the butt weld (M1) fixed state can be stably maintained.
- the number of butt welded points M1 may be determined in the range of 3 to 10.
- the suction valve 130 and the coupling plate body 121 may be welded (M2) directly to the valve body 110, the rear surface of the horizontal fixing bar 131, as shown in FIG.
- the coupling stability may be higher than that of the butt weld M1 described above.
- the coupling plate body 121 is also welded to the valve body 110.
- the number of points to be welded (M) to the valve body 110 may be determined in the range of 3 to 10.
- the suction valve 130 may be coupled to the suction valve coupling plate 120 using a separate valve fixing plate 170 as shown in FIG.
- the valve fixing plate 170 may be provided to cover an area of both the suction valve 13 and the suction valve coupling plate 12 or may be provided to cover only one of the left side and the right side.
- the valve fixing plate 170 may be formed of a thin metal plate.
- the suction valve coupling plate 120 and the suction valve 130 of the suction valve 130 are fixed by welding to the valve fixing plate 170, and the compression chamber 31 and the valve cover 15 are fixed to each other.
- the front and rear sides may be restrained to prevent the suction valve 130 from being separated from the suction valve coupling plate 120.
- valve assembly 100 having such a configuration will be described with reference to FIGS. 1 to 8.
- the suction valve 130 is coupled to the suction valve coupling plate 120, and then the suction valve coupling plate 120 is coupled to the valve body 110.
- the suction valve 130 is fixed to the horizontal fixing bar 131 is fixed to the upper portion of the suction valve coupling groove 123 by welding as shown in Figures 6 to 8.
- valve cover 15 illustrated in FIG. 2 is coupled to the rear surface of the valve body 110.
- the valve cover 15 has a path through which refrigerant is introduced and discharged.
- An inner plate spring 115, an outer plate spring 117, and a fixing bar 119 are coupled to the rear surface of the valve body 110.
- the piston 40 When the piston 40 is advanced toward the suction valve 130, the piston 40 compresses the refrigerant sucked into the compression chamber 31.
- the inner plate spring 115 elastically opens toward the valve cover 15 by the forward pressure of the piston 40 and opens the first discharge hole 113.
- the compressed second refrigerant is discharged to the valve cover 15 while the second discharge hole 125 is disposed coaxially.
- the compressed refrigerant moved to the valve cover 15 circulates the refrigerator or the freezer through the refrigerant discharge path formed in the valve cover 15.
- the suction valve 130 is because the second gap (A2) with the suction valve coupling groove 123 is formed in the range of 0.2mm ⁇ 0mm, the compressed refrigerant remaining in the second gap (A2) Almost no. Therefore, when the free end 135 of the suction valve 130 is opened and closed, the suction efficiency of the expanded refrigerant and the discharge efficiency of the compressed refrigerant can be improved.
- the suction valve 130 is formed of an expensive elastic material having good elasticity, durability, and strength, the amount of refrigerant to be sucked may be increased due to a large range (d) in which the free end 135 is elastically deformed. The amount of refrigerant discharged may also be increased.
- the suction valve 130 is manufactured separately, the entire area is barreled, so that the remaining burr is less, and thus the breaking reliability of the suction valve 130 can be improved by removing the punching stress remaining in the suction valve 130.
- valve assembly of the hermetic compressor according to the present invention is manufactured by combining the suction valves independently with the suction valve coupling plate, and then coupled to each other, the manufacturing cost can be reduced and the gap can be minimized as compared with the case of integrally manufacturing. It can improve the suction efficiency and the discharge efficiency of the refrigerant.
- Increasing the suction efficiency and the discharge efficiency of the refrigerant can reduce the power consumption of the refrigerator in which the hermetic compressor is used.
- valve assembly according to the present invention manufactures the intake valve separately, it is possible to barrel the entire area. Accordingly, it is possible to improve the reliability of the break of the intake valve that performs a lot of opening and closing behavior.
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Abstract
Description
Claims (7)
- 피스톤이 왕복이동되는 밀폐형압축기의 압축실에 결합되어 팽창된 냉매를 흡입 및 압축된 냉매를 토출하는 밸브조립체에 있어서,상기 압축실의 단부에 배치되며, 판면에 흡입밸브결합홈이 관통형성된 흡입밸브결합판과;상기 흡입밸브결합홈에 삽입 결합되며 상기 피스톤의 이동압력에 의해 개방되며 냉매를 상기 압축실로 흡입하는 흡입밸브를 포함하는 것을 특징으로 하는 밸브조립체.
- 제1항에 있어서,상기 흡입밸브는,가로방향으로 일정길이 형성되어 상기 흡입밸브결합홈에 고정결합되는 가로고정바와;상기 가로고정바로부터 수직방향으로 일정 길이 연장형성되며, 상기 피스톤의 흡입압력에 의해 탄성적으로 상기 압축실을 향해 휨변형되어 팽창된 냉매를 상기 압축실로 흡입되게 하는 자유단을 포함하는 것을 특징으로 하는 밸브조립체.
- 제2항에 있어서,상기 흡입밸브결합홈은 상기 흡입밸브의 형상에 대응되게 형성되며, 상기 흡입밸브결합홈과 상기 흡입밸브 사이의 간극은 0.0mm~0.2mm 범위로 형성되는 것을 특징으로 하는 밸브조립체.
- 제3항에 있어서,상기 가로고정바의 양단에 하부방향을 향해 일정길이 돌출형성되어 상기 가로고정바의 상기 흡입밸브결합판에 대한 구속력을 향상시키는 세로결합돌기를 더 포함하는 것을 특징으로 하는 밸브조립체.
- 제1항 내지 제4항 중 어느 한 항에 있어서,상기 가로고정바는 상기 흡입밸브결합홈에 맞대기 용접되어 위치가 고정되는 것을 특징으로 하는 밸브조립체.
- 제1항 내지 제4항 중 어느 한 항에 있어서,상기 흡입밸브결합판의 배면에 결합되며 상기 압축실에서 압축된 냉매를 토출하는 제1토출공이 형성된 밸브본체를 더 포함하며,상기 가로고정바는 상기 흡입밸브결합홈에 삽입된 상태로 배면이 상기 밸브본체에 용접되고, 상기 흡입밸브결합판의 배면도 상기 밸브본체에 용접되는 것을 특징으로 하는 밸브조립체.
- 제1항 내지 제4항 중 어느 한 항에 있어서,상기 흡입밸브결합홈에 상기 흡입밸브가 결합된 상태에서 상기 가로고정바의 전방에 배치되어 상기 가로고정바와 상기 흡입밸브결합판에 함께 용접되는 밸브고정판을 더 포함하는 것을 특징으로 하는 밸브조립체.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020157032778A KR20160008555A (ko) | 2014-06-02 | 2015-06-02 | 밀폐형압축기의 밸브조립체 |
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KR10-2014-0066687 | 2014-06-02 | ||
KR20140066687 | 2014-06-02 |
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WO2015186949A1 true WO2015186949A1 (ko) | 2015-12-10 |
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PCT/KR2015/005512 WO2015186949A1 (ko) | 2014-06-02 | 2015-06-02 | 밀폐형압축기의 밸브조립체 |
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WO (1) | WO2015186949A1 (ko) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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US20090175746A1 (en) * | 2006-05-10 | 2009-07-09 | Kyoung-Jun Park | Compressor |
KR20130118912A (ko) * | 2010-11-19 | 2013-10-30 | 월풀 에쎄.아. | 냉동압축기용 흡기밸브 및 그 장착 공정 |
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2015
- 2015-06-02 WO PCT/KR2015/005512 patent/WO2015186949A1/ko active Application Filing
- 2015-06-02 KR KR1020157032778A patent/KR20160008555A/ko not_active Application Discontinuation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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US20090175746A1 (en) * | 2006-05-10 | 2009-07-09 | Kyoung-Jun Park | Compressor |
KR20130118912A (ko) * | 2010-11-19 | 2013-10-30 | 월풀 에쎄.아. | 냉동압축기용 흡기밸브 및 그 장착 공정 |
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KR20160008555A (ko) | 2016-01-22 |
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