KR20050089633A - Over load protector in rotary compressor - Google Patents
Over load protector in rotary compressor Download PDFInfo
- Publication number
- KR20050089633A KR20050089633A KR1020040015135A KR20040015135A KR20050089633A KR 20050089633 A KR20050089633 A KR 20050089633A KR 1020040015135 A KR1020040015135 A KR 1020040015135A KR 20040015135 A KR20040015135 A KR 20040015135A KR 20050089633 A KR20050089633 A KR 20050089633A
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- KR
- South Korea
- Prior art keywords
- protection device
- winding coil
- overload protection
- lead wire
- overload
- Prior art date
Links
- 230000001012 protector Effects 0.000 title description 3
- 238000004804 winding Methods 0.000 claims abstract description 37
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims abstract description 23
- 230000006835 compression Effects 0.000 claims abstract description 8
- 238000007906 compression Methods 0.000 claims abstract description 8
- 238000009413 insulation Methods 0.000 claims description 2
- 239000012774 insulation material Substances 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims 1
- 230000002265 prevention Effects 0.000 abstract description 4
- 238000003825 pressing Methods 0.000 abstract description 2
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 239000011810 insulating material Substances 0.000 description 4
- 238000005476 soldering Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000002788 crimping Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/10—Other safety measures
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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
- F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
- F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
- F04C28/28—Safety arrangements; Monitoring
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
- H02H7/085—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load
- H02H7/0856—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load characterised by the protection measure taken
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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
- F04B2207/00—External parameters
- F04B2207/01—Load in general
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/40—Electric motor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2270/00—Control; Monitoring or safety arrangements
- F04C2270/01—Load
- F04C2270/015—Controlled or regulated
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2270/00—Control; Monitoring or safety arrangements
- F04C2270/70—Safety, emergency conditions or requirements
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
Abstract
본 발명은 밀폐형 압축기의 과부하 방지장치에 관한 것으로서, 밀폐된 내부 공간을 갖는 밀폐용기의 내부에 장착되어 구동력을 발생시키는 고정자 및 회전자로 이루어진 전동기구부와, 상기 전동기구부의 구동력을 전달받아 가스를 흡입 및 압축하여 토출시키는 압축기구부와, 상기 전동기구부의 고정자에 감겨진 권선코일에 연결되어 과부하를 방지하는 과부하 방지장치로 이루어진 밀폐형 압축기에 있어서, 상기 과부하 방지장치를 상기 권선코일과 연결하기 위해 상기 과부하 방지장치의 리드와이어를 권선코일과 연결한 후에 압착하여 그 연결부를 고정하는 압착터미널이 구비되어 구성됨으로써, 권선코일과 리드와이어의 연결이 용이하게 이루어지도록 하는 것이다.The present invention relates to an overload preventing device for a hermetic compressor, comprising: a motor mechanism part including a stator and a rotor mounted inside an airtight container having a sealed inner space to generate a driving force, and receiving the driving force of the electric mechanism part. In a hermetic compressor comprising a compression mechanism for suction and compression and discharge, and an overload prevention device connected to a winding coil wound around a stator of the electric machine part to prevent an overload, to connect the overload protection device to the winding coil. After the lead wire of the overload protection device is connected with the winding coil, the terminal is provided with a crimp terminal for pressing and fixing the connection part, so that the winding coil and the lead wire can be easily connected.
Description
본 발명은 밀폐형 압축기의 과부하 방지장치에 관한 것으로서, 보다 상세하게는 과부하 방지장치의 리드와이어와 권선코일을 연결하는 구조를 개선하여 그 연결작업이 용이하게 이루어지도록 하는 밀폐형 압축기의 과부하 방지장치에 관한 것이다.The present invention relates to an overload protection device for a hermetic compressor, and more particularly, to an overload protection device for a hermetic compressor to improve the structure of connecting the lead wire and the winding coil of the overload protection device to facilitate the connection work. will be.
일반적으로 압축기는 유체를 압축하는 기계이다. 이와 같은 압축기의 종류는 왕복동식 압축기(Reciprocating Compressor), 회전식 압축기(Rotary Compressor), 스크롤 압축기(Scroll Compressor) 등으로 분리하게 된다.Generally, a compressor is a machine that compresses a fluid. This type of compressor is divided into a reciprocating compressor, a rotary compressor, a scroll compressor, and the like.
상기 회전식 압축기는 전동기구부의 구동력을 전달받아 편심부가 실린더내부에서 편심 운동하면서 가스를 압축하는 구조이고, 스크롤 압축기는 고정스크롤에 맞물린 선회스크롤이 전동기구부의 구동력을 전달받아 선회 운동하면서 가스를 압축하는 구조이다. 그리고 상기 왕복동식 압축기는 전동기구부의 회전력을 전달받아 실린더내부에서 피스톤이 직선 왕복 운동하면서 가스를 압축하는 구조 또는 전동기구부의 직선 왕복 구동력을 전달받아 실린더내부에서 피스톤이 직선 왕복 운동하면서 가스를 압축하는 구조이다.The rotary compressor is a structure that compresses the gas while the eccentric portion is eccentric movement in the cylinder by receiving the driving force of the electric mechanism, the scroll compressor compresses the gas while the orbiting scroll engaged with the fixed scroll receives the driving force of the electric mechanism. Structure. The reciprocating compressor may be configured to compress the gas while the piston is linearly reciprocated in the cylinder by receiving the rotational force of the electric mechanism, or to compress the gas while the piston is linearly reciprocated in the cylinder by receiving the linear reciprocating drive force of the electric mechanism. Structure.
위와 같은 상기 압축기들은, 도 1에 도시한 바와 같이 밀폐용기(10)와, 상기 밀폐용기(10)의 내부에 장착되어 구동력을 발생시키는 전동기구부(20)와, 상기 밀폐용기(10)에 관통되어 내부로 냉기를 흡입하는 흡입관(40)과, 상기 전동기구부(20)의 구동력을 전달받아 상기 흡입관(40)에 연통 되어 공급받은 가스를 압축하는 압축기구부(30)와, 상기 밀폐용기(10)에 관통되어 상기 압축기구부(30)에 의해 압축된 가스를 응축기 측으로 안내하는 토출관(50)이 구비되어 구성된다.The compressors as described above, as shown in FIG. 1, the sealed container 10, the power mechanism unit 20 is mounted inside the sealed container 10 to generate a driving force, and penetrates the sealed container 10. And a suction pipe (40) for sucking cold air into the interior, a compression mechanism (30) for receiving a driving force of the electric mechanism part (20) and communicating with the suction pipe (40) to compress the supplied gas, and the sealed container (10). ) Is provided with a discharge tube (50) for guiding the gas compressed by the compression mechanism (30) to the condenser side.
상기 전동기구부(20)는 상기 밀폐용기(10)의 내부에 장착되고 권선코일(21a)이 권선된 고정자(21)와, 상기 고정자(21)의 내면에 장착되어 상기 고정자(21)와의 상호 작용으로 회전하는 영구자석으로 된 회전자(22)로 구성된다.The power mechanism 20 is mounted inside the hermetic container 10 and has a stator 21 wound around a winding coil 21a, and is mounted on an inner surface of the stator 21 to interact with the stator 21. It consists of a rotor 22 made of a permanent magnet to rotate.
상기 고정자(21)의 상측부에는 전원이 공급되는 방향의 권선코일(21a)로 이루어진 커먼 단자에 일측 리드 와이어(51)가 연결되고 타측 리드 와이어(52)는 전원공급부 측에 연결되는 과부하 방지장치(OLP:Over Load Protector)(50)의 일 측면이 부착되어 장착되고, 상기 과부하 방지장치(50)에 의해 상기 밀폐용기(10) 내부의 열이 감지되며, 감지된 내부 열이 적정온도보다 높아지게 되면 상기 고정자(21)의 권선코일(21a)에 공급되는 전원을 차단하여 밀폐형 압축기의 작동이 중단되는 것이다.An overload prevention device having one lead wire 51 connected to a common terminal made of a winding coil 21a in a direction in which power is supplied to the upper portion of the stator 21, and the other lead wire 52 connected to a power supply side. One side of the over load protector (OLP) 50 is attached and mounted, and the heat inside the sealed container 10 is sensed by the overload protection device 50, so that the detected internal heat is higher than an appropriate temperature. When the power supply to the winding coil 21a of the stator 21 is cut off, the operation of the hermetic compressor is stopped.
그리고, 도 2에 도시한 바와 같이 주권선 및 보조권선등으로 이루어지는 권선코일(21a)에서 전원이 공급되는 방향의 권선코일(21a)로 이루어진 커먼단자와 과부하 방지장치(50)를 연결하는 과정은 다음과 같다.In addition, as shown in FIG. 2, the process of connecting the common terminal and the overload protection device 50 including the winding coil 21a in the direction in which power is supplied from the winding coil 21a including the main winding and the auxiliary winding is performed. As follows.
우선, 커먼단자를 이루는 권선코일(21a)의 코일피막을 탈피하는 탈피작업 후에 과부하 방지장치(50)의 리드 와이어(51) 및 권선코일(21a)을 꼬는 선꼬임 작업을 실시하고, 선꼬임 부분을 납땜하여 연결하는 솔더링 작업 후에 열수축튜브(53)를 씌우고 히팅건으로 열처리하여 마무리한다.First, after the stripping operation of stripping the coil coating of the winding coil 21a constituting the common terminal, a twisting operation of twisting the lead wire 51 and the winding coil 21a of the overload protection device 50 is performed, and the line twisting portion is performed. After the soldering work to connect by soldering the heat-shrink tube 53 is put on and heat treated with a heating gun to finish.
그러나, 상기와 같이 구성된 종래 구조의 밀폐형 압축기에 있어서, 상기 과부하 방지장치(50)의 리드 와이어(51)와 권선코일(21a)로 이루어진 커먼단자를 연결하는 과정에서 솔더링작업과 열수축튜브(53)를 씌우는 작업등의 작업공수가 소요되므로 작업공수가 증가되어 생산성이 저하되는 문제점이 있다.However, in the hermetic compressor of the conventional structure configured as described above, the soldering operation and the heat shrink tube 53 in the process of connecting the common terminal consisting of the lead wire 51 and the winding coil 21a of the overload protection device 50. There is a problem in that the productivity of work is increased because the work maneuver such as the work to cover the work is increased.
상기와 같은 점을 감안하여 안출한 본 발명의 목적은 압착터미널을 과부하 방지장치를 권선코일에 연결하는 연결부에 압착하여 장착함으로써 연결 작업이 용이하게 이루어 질 수 있도록 하는 밀폐형 압축기의 과부하 방지장치를 제공함에 있다.The object of the present invention devised in view of the above point is to provide an overload protection device of a hermetic compressor to make the connection work easily by pressing and mounting the crimp terminal to the connection portion connecting the overload protection device to the winding coil. Is in.
상기와 같은 본 발명의 목적을 달성하기 위한 밀폐형 압축기의 과부하 방지장치는 밀폐된 내부 공간을 갖는 밀폐용기의 내부에 장착되어 구동력을 발생시키는 고정자 및 회전자로 이루어진 전동기구부와, 상기 전동기구부의 구동력을 전달받아 가스를 흡입 및 압축하여 토출시키는 압축기구부와, 상기 전동기구부의 고정자에 감겨진 권선코일에 연결되어 과부하를 방지하는 과부하 방지장치로 이루어진 밀폐형 압축기에 있어서, 상기 과부하 방지장치를 상기 권선코일과 연결하기 위해 상기 과부하 방지장치의 리드와이어를 권선코일과 연결한 후에 압착하여 그 연결부를 고정하는 압착터미널이 구비되어 구성된다.The overload protection device of the hermetic compressor for achieving the object of the present invention as described above is mounted on the inside of the hermetic container having a closed inner space and the power mechanism consisting of a stator and a rotor for generating a driving force, the driving force of the electric mechanism portion In the hermetic compressor consisting of a compression mechanism for receiving and compressing the gas to be discharged by suction, and an overload protection device connected to the winding coil wound around the stator of the electric machine part to prevent overload, the overload protection device is the winding coil. In order to connect with the lead wire of the overload protection device and the winding coil after the crimping terminal for fixing the connection portion is configured is provided.
또한, 상기 압착터미널은 상기 과부하 방지장치의 리드와이어와 권선코일의 연결부가 절연상태를 유지할 수 있도록 그 외주면에 형성되는 절연재가 포함되어 구성되는 것이 바람직하다.In addition, the crimp terminal is preferably configured to include an insulating material formed on the outer circumferential surface so that the connecting portion of the lead wire and the winding coil of the overload protection device can maintain the insulating state.
이하 본 발명의 일 실시예인 밀폐형 압축기의 과부하 방지장치를 첨부된 도면을 참조하여 보다 상세히 설명하면 다음과 같고, 종래 구조와 동일한 부분에 대하여는 동일한 부호를 부여하고, 그에 대한 상세한 설명은 도 1을 인용한다.Hereinafter, an overload protection device of a hermetic compressor, which is an embodiment of the present invention, will be described in detail with reference to the accompanying drawings, and the same reference numerals are given to the same parts as the conventional structures, and detailed description thereof refers to FIG. 1. do.
도 3은 본 발명의 일 실시예인 밀폐형 압축기의 과부하 방지장치가 연결되기 전 상태를 도시한 단면도이고, 도 4는 도 3에 도시된 과부하 방지장치가 연결된 상태를 도시한 단면도로써, 도시된 바와 같이 본 발명의 일 실시예인 과부하 방지장치가 장착된 밀폐형 압축기는 밀폐용기(10)와, 상기 밀폐용기(10)의 내부에 장착되어 구동력을 발생시키는 전동기구부(20)와, 상기 밀폐용기(10)에 관통되어 내부로 냉기를 흡입하는 흡입관(40)과, 상기 전동기구부(20)의 구동력을 전달받아 상기 흡입관(40)에 연통 되어 공급받은 가스를 압축하는 압축기구부(30)와, 상기 밀폐용기(10)에 관통되어 상기 압축기구부(30)에 의해 압축된 가스를 응축기 측으로 안내하는 토출관(50)이 구비되어 구성된다.3 is a cross-sectional view showing a state before the overload protection device of the hermetic compressor of an embodiment of the present invention is connected, Figure 4 is a cross-sectional view showing a state connected to the overload protection device shown in Figure 3, as shown An hermetic compressor equipped with an overload prevention device according to an embodiment of the present invention includes a hermetic container 10, an electric mechanism part 20 mounted inside the hermetic container 10 to generate a driving force, and the hermetic container 10. A suction pipe 40 penetrating through the suction pipe 40 and a compression mechanism 30 for receiving the driving force of the electric mechanism 20 to compress the gas supplied by being connected to the suction pipe 40, and the sealed container. The discharge pipe 50 which penetrates through the 10 and guides the gas compressed by the said compression mechanism part 30 to the condenser side is comprised.
상기 전동기구부(20)는 상기 밀폐용기(10)의 내부에 장착되고 권선코일(21a)이 권선된 고정자(21)와, 상기 고정자(21)의 내면에 장착되어 상기 고정자(21)와의 상호 작용으로 회전하는 영구자석으로 된 회전자(22)로 구성된다.The power mechanism 20 is mounted inside the hermetic container 10 and has a stator 21 wound around a winding coil 21a, and is mounted on an inner surface of the stator 21 to interact with the stator 21. It consists of a rotor 22 made of a permanent magnet to rotate.
상기 고정자(21)의 상측부에는 전원이 공급되는 방향의 권선코일(21a)로 이루어진 커먼 단자에 일측 리드 와이어(51)가 연결되고 타측 리드 와이어(52)는 전원공급부 측에 연결되는 과부하 방지장치(OLP:Over Load Protector)(50)의 일 측면이 부착되어 장착되고, 상기 과부하 방지장치(50)에 의해 상기 밀폐용기(10) 내부의 열이 감지되며, 감지된 내부 열이 적정온도보다 높아지게 되면 상기 고정자(21)의 권선코일(21a)에 공급되는 전원을 차단하여 밀폐형 압축기의 작동이 중단되는 것이다.An overload prevention device having one lead wire 51 connected to a common terminal made of a winding coil 21a in a direction in which power is supplied to the upper portion of the stator 21, and the other lead wire 52 connected to a power supply side. One side of the over load protector (OLP) 50 is attached and mounted, and the heat inside the sealed container 10 is sensed by the overload protection device 50, so that the detected internal heat is higher than an appropriate temperature. When the power supply to the winding coil 21a of the stator 21 is cut off, the operation of the hermetic compressor is stopped.
상기 과부하 방지장치(50)를 연결하는 과정을 보다 상세히 설명하면 커먼단자를 이루는 복수개의 권선코일(21a)의 코일피막을 탈피하는 탈피작업 후에 과부하 방지장치(50)의 리드 와이어(51)와 권선코일(21a)을 연결하고, 그 연결부에 압착터미널(153)을 압착하여 리드 와이어(51)와 권선코일(21a)이 연결된 상태로 고정한다. 이때 압착터미널(153)은 탈피된 권선코일(21a)과 리드 와이어(51)를 완전히 복개할 정도의 면적을 갖는 판형으로 형성되고, 외부로 노출되는 외주면에 절연재(153a)가 도포되어 권선코일(21a)과 리드 와이어(51) 연결부가 절연상태를 유지하도록 하는 것이 바람직하다.The process of connecting the overload protection device 50 will be described in more detail. After the stripping operation of stripping the coil coating of the plurality of winding coils 21a constituting the common terminal, the lead wire 51 and the winding of the overload protection device 50 are wound. The coil 21a is connected, and the crimp terminal 153 is crimped to the connection portion to fix the lead wire 51 and the winding coil 21a in a connected state. In this case, the crimp terminal 153 is formed in a plate shape having an area enough to completely cover the stripped winding coil 21a and the lead wire 51, and an insulating material 153a is coated on the outer circumferential surface exposed to the outside to obtain the winding coil ( 21a) and the lead wire 51 is preferably kept insulated.
이와 같이 본 발명에 의한 밀폐형 압축기의 과부하 방지장치는 코일피막을 탈피한 권선코일(21a)과 과부하 방지장치(50)의 리드 와이어(51)를 연결한 후에 그 연결부에 외주면이 절연재(153a)로 도포된 압착터미널(153)을 압착하여 권선코일(21a)과 리드 와이어(51)를 전기적으로 연결함과 동시에 절연상태가 유지될 수 있도록 하는 것이다.As described above, the overload protection device of the hermetic compressor according to the present invention connects the winding coil 21a stripped of the coil coating and the lead wire 51 of the overload protection device 50, and then the outer peripheral surface thereof is connected to the insulating material 153a. The coated crimp terminal 153 is crimped to electrically connect the winding coil 21a and the lead wire 51 and maintain an insulation state.
이상에서 살펴본 바와 같이 본 발명에 의한 밀폐형 압축기의 과부하 방지장치는 코일피막을 탈피한 권선코일과 과부하 방지장치의 리드 와이어를 연결한 후에 그 연결부에 외주면이 절연재로 도포된 압착터미널을 압착 고정하여 권선코일과 리드 와이어를 전기적으로 연결함과 동시에 절연상태가 됨으로써, 납땜한 후 열수축 튜브를 씌우는 종래 구조에 비하여 권선코일과 리드 와이어연결이 용이하게 이루어져 작업공수가 감소되고, 제조원가가 절감되는 효과가 있다.As described above, the overload protection device of the hermetic compressor according to the present invention connects the winding coil stripped of the coil coating and the lead wire of the overload protection device, and then compresses and fixes the crimp terminal coated with an insulating material on the connection part thereof. By electrically connecting the coil and the lead wire and being insulated at the same time, the winding coil and the lead wire are easily connected as compared with the conventional structure in which the heat shrink tube is covered after soldering, thereby reducing the labor and manufacturing cost. .
도 1은 종래 구조의 밀폐형 압축기 구조를 부분적으로 단면하여 도시한 단면도,1 is a cross-sectional view partially showing a conventional hermetic compressor structure;
도 2는 도 1에 도시된 과부하 방지장치를 도시한 단면도,2 is a cross-sectional view showing the overload protection device shown in FIG.
도 3은 본 발명의 일 실시예인 밀폐형 압축기의 과부하 방지장치가 연결되기 전 상태를 도시한 단면도,Figure 3 is a cross-sectional view showing a state before the overload protection device of the hermetic compressor is an embodiment of the present invention,
도 4는 도 3에 도시된 과부하 방지장치가 연결된 상태를 도시한 단면도.4 is a cross-sectional view showing a state in which the overload protection device shown in Figure 3 is connected.
**도면의 주요 부분에 대한 부호의 설명**** Description of the symbols for the main parts of the drawings **
20 : 전동기구부 21 : 고정자 20: power mechanism 21: stator
21a : 권선코일 22 : 회전자 21a: winding coil 22: rotor
30 : 압축기구부 50 : 과부하 방지장치 30: compressor section 50: overload protection device
51 : 리드 와이어 153 : 압착터미널 51: lead wire 153: crimp terminal
153a : 절연재 153a: Insulation Material
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020040015135A KR20050089633A (en) | 2004-03-05 | 2004-03-05 | Over load protector in rotary compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020040015135A KR20050089633A (en) | 2004-03-05 | 2004-03-05 | Over load protector in rotary compressor |
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| Publication Number | Publication Date |
|---|---|
| KR20050089633A true KR20050089633A (en) | 2005-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101330236B (en) * | 2007-06-20 | 2012-06-13 | 乐金电子(天津)电器有限公司 | Connection structure for overload protection terminal shell of motor stator |
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2004
- 2004-03-05 KR KR1020040015135A patent/KR20050089633A/en not_active Application Discontinuation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101330236B (en) * | 2007-06-20 | 2012-06-13 | 乐金电子(天津)电器有限公司 | Connection structure for overload protection terminal shell of motor stator |
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