WO2021124474A1 - 温度検知センサー固定装置及び圧縮機 - Google Patents

温度検知センサー固定装置及び圧縮機 Download PDF

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Publication number
WO2021124474A1
WO2021124474A1 PCT/JP2019/049585 JP2019049585W WO2021124474A1 WO 2021124474 A1 WO2021124474 A1 WO 2021124474A1 JP 2019049585 W JP2019049585 W JP 2019049585W WO 2021124474 A1 WO2021124474 A1 WO 2021124474A1
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WO
WIPO (PCT)
Prior art keywords
temperature detection
detection sensor
plate
sensor holder
fixing device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2019/049585
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
未央 小松
亮三 大貫
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP2021565227A priority Critical patent/JPWO2021124474A1/ja
Priority to US17/761,778 priority patent/US20220373214A1/en
Priority to PCT/JP2019/049585 priority patent/WO2021124474A1/ja
Priority to EP19956434.5A priority patent/EP4080142B1/en
Priority to CN201980101539.7A priority patent/CN114761741A/zh
Priority to AU2019479344A priority patent/AU2019479344B2/en
Publication of WO2021124474A1 publication Critical patent/WO2021124474A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/89—Arrangement or mounting of control or safety devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • 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
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
    • G01K1/143—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations for measuring surface temperatures
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
    • G01K1/146—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations arrangements for moving thermometers to or from a measuring position
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/10—Temperature
    • 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
    • F25D29/00—Arrangement or mounting of control or safety devices
    • F25D29/005—Mounting of control devices

Definitions

  • the present invention relates to a temperature detection sensor fixing device for fixing a temperature detection sensor and a compressor provided with the temperature detection sensor fixing device.
  • a temperature detection sensor has been used to measure the temperature of the object to be measured, and this temperature detection sensor may be fixed to the object to be measured by using a fixing device.
  • a fixing device a fixing member consisting of a sensor holder that is coupled to the object to be measured and a metal plate that fixes the temperature detection sensor so that the temperature detection sensor inserted in the sensor holder does not fall off from the sensor holder.
  • the temperature detection sensor fixing device of Patent Document 1 if the temperature detection sensor is installed in the sensor holder, the fixing member serving as a spring is deformed, and the fixing member moves when the temperature detection sensor is removed. There is a fear. Therefore, when the temperature detection sensor is remounted in the sensor holder, the mounting port of the sensor holder is narrowed by the fixing member, and the assembling property when the temperature detection sensor is housed in the sensor holder may be deteriorated.
  • the present invention is for solving the above-mentioned problems, and even if the temperature detection sensor is mounted in the sensor holder, the deformation of the fixing member serving as a spring is suppressed, and the fixing member is suppressed when the temperature detection sensor is removed. It is an object of the present invention to provide a temperature detection sensor fixing device and a compressor provided with the temperature detection sensor fixing device.
  • the temperature detection sensor fixing device is a temperature detection sensor fixing device for fixing a temperature detection sensor to an object to be measured, and is a tubular body having openings formed at both ends while being fixed to the object to be measured.
  • a sensor holder that forms a temperature detection sensor and houses a temperature detection sensor inside, and a leaf spring that is attached to the sensor holder and holds a temperature detection sensor that is housed in the sensor holder.
  • the leaf spring is inside the sensor holder. It is housed and is formed to extend in the direction of insertion of the temperature detection sensor into the sensor holder, and when the temperature detection sensor is housed in the sensor holder, it is a pressing plate that presses the temperature detection sensor against the object to be measured.
  • It is arranged so as to face the sensor holder and is formed so as to extend in the insertion direction, and the fixing plate that holds the sensor holder together with the pressing plate, the end of the pressing plate on the side where the temperature detection sensor is inserted, and It is formed between the end of the fixing plate on the side where the temperature detection sensor is inserted, the connecting plate provided so as to extend between the pressing plate and the connecting plate, and the pressing plate and the connecting plate. It has a first bent portion that is bent so that the angle between the two is sharp, and the first bent portion has an edge of a sensor holder that forms an opening on the side where the temperature detection sensor is inserted. They are arranged so as to face each other.
  • the compressor according to the present invention includes a cylindrical airtight container, a compression mechanism unit housed inside the airtight container to compress the refrigerant, an electric motor unit housed inside the airtight container to drive the compression mechanism unit, and the airtight container. It is provided with a temperature detection sensor fixed to and arranged at a position facing the motor unit, and a temperature detection sensor fixing device having the above configuration.
  • the temperature detection sensor fixing device has a first bent portion that is bent so that the angle between the pressing plate and the connecting plate becomes an acute angle, and the first bent portion opens an opening. It is arranged so as to face the edge of the sensor holder to be formed. Therefore, the edge of the sensor holder suppresses the movement of the first bent portion in the direction perpendicular to the plate surface forming the edge of the sensor holder. As a result, the temperature detection sensor fixing device can suppress the deformation of the fixing plate due to the movement of the connecting plate, and can also suppress the movement of the connecting plate in the direction of closing the opening.
  • FIG. 6 is an exploded perspective view of the temperature detection sensor fixing device shown in FIG. It is a top view of the leaf spring shown in FIG. It is a side view of the leaf spring shown in FIG. It is a front view of the leaf spring shown in FIG.
  • FIG. 1 is a refrigerant circuit diagram showing a configuration of a refrigeration cycle device 150 including the compressor 101 according to the embodiment.
  • the outdoor unit 100 including the compressor 101 to which the temperature detection sensor fixing device 10 is attached and the compressor 101 will be described using the refrigeration cycle device 150.
  • the arrow indicated by the dotted line indicates the direction in which the refrigerant flows in the refrigerant circuit 110 during the cooling operation
  • the arrow indicated by the solid line indicates the direction in which the refrigerant flows during the heating operation. ..
  • the air conditioner is illustrated as the refrigerating cycle device 150, but the refrigerating cycle device 150 can be used for refrigerating, for example, a refrigerator or a freezer, a vending machine, an air conditioner, a refrigerating device, a water heater, or the like. Used for applications or air conditioning applications.
  • the illustrated refrigerant circuit 110 is an example, and the configuration of circuit elements and the like is not limited to the contents described in the embodiment, and can be appropriately changed within the scope of the technology according to the embodiment. ..
  • the refrigerating cycle device 150 has a refrigerant circuit 110 in which a compressor 101, a flow path switching device 102, an indoor heat exchanger 103, a decompression device 104, and an outdoor heat exchanger 105 are connected in a ring shape via a refrigerant pipe. ..
  • the refrigeration cycle device 150 includes an outdoor unit 100 and an indoor unit 200.
  • the outdoor unit 100 includes a compressor 101, a flow path switching device 102, an outdoor heat exchanger 105, a decompression device 104, and an outdoor blower 108.
  • the indoor unit 200 includes an indoor heat exchanger 103 and an indoor blower 109.
  • the outdoor unit 100 and the indoor unit 200 are connected via two extension pipes 111 and 112 which are a part of the refrigerant pipe.
  • the compressor 101 is a fluid machine that compresses and discharges the sucked refrigerant.
  • the flow path switching device 102 is, for example, a four-way valve, and is a device that switches the flow path of the refrigerant between a cooling operation and a heating operation by controlling a control device (not shown).
  • the indoor heat exchanger 103 is a heat exchanger that exchanges heat between the refrigerant circulating inside and the indoor air supplied by the indoor blower 109.
  • the indoor heat exchanger 103 functions as a condenser during the heating operation and as an evaporator during the cooling operation.
  • the indoor blower 109 supplies air to the indoor heat exchanger 103.
  • the pressure reducing device 104 is, for example, an expansion valve, which is a device for reducing the pressure of the refrigerant.
  • an electronic expansion valve whose opening degree is adjusted by the control of the control device can be used.
  • the outdoor heat exchanger 105 is a heat exchanger that exchanges heat between the refrigerant circulating inside and the air supplied by the outdoor blower 108.
  • the outdoor heat exchanger 105 functions as an evaporator during the heating operation and as a condenser during the cooling operation.
  • the outdoor blower 108 supplies outdoor air to the outdoor heat exchanger 105.
  • the low-pressure gas-liquid two-phase refrigerant flows into the outdoor heat exchanger 105 and evaporates by heat exchange with the air supplied by the outdoor blower 108.
  • the evaporated refrigerant becomes a low-pressure gas state and is sucked into the compressor 101.
  • the refrigerant flowing through the refrigerant circuit 110 flows in the opposite direction to that during the heating operation. That is, during the cooling operation of the refrigeration cycle device 150, the high-pressure and high-temperature gas-state refrigerant discharged from the compressor 101 flows into the outdoor heat exchanger 105 via the flow path switching device 102 and is supplied by the outdoor blower 108. It exchanges heat with the air and condenses.
  • the condensed refrigerant is in a high-pressure liquid state, flows out of the outdoor heat exchanger 105, and is in a low-pressure gas-liquid two-phase state by the decompression device 104.
  • the low-pressure gas-liquid two-phase refrigerant flows into the indoor heat exchanger 103 and evaporates by heat exchange with the air supplied by the indoor blower 109.
  • the evaporated refrigerant becomes a low-pressure gas state and is sucked into the compressor 101.
  • FIG. 2 is a front perspective view showing an example of the outdoor unit 100 of FIG.
  • FIG. 3 is an exploded perspective view of a part of the outdoor unit 100 of FIG.
  • FIG. 4 is a top view of the outdoor unit 100 of FIG. 2 with the top panel 3 removed.
  • a part of the motor support member 14 is omitted in order to clarify the internal structure of the housing 50.
  • the outdoor unit 100 of the air conditioner will be described with reference to FIGS. 2 to 4.
  • the X-axis shown in the following drawings including FIG. 2 indicates the left-right direction of the outdoor unit 100
  • the Y-axis indicates the front-rear direction of the outdoor unit 100
  • the Z-axis indicates the vertical direction of the outdoor unit 100.
  • the arrow VA shown in FIGS. 2 to 4 indicates the direction in which the outdoor unit 100 is viewed from the front
  • the arrow VB indicates the direction in which the outdoor unit 100 is viewed from the side. More specifically, in FIGS.
  • the outdoor unit 100 when the outdoor unit 100 is viewed from the front, the X1 side is on the left side, the X2 side is on the right side, the Y1 side is on the front side on the Y axis, the Y2 side is on the rear side, and the Z1 side is on the Z axis.
  • the outdoor unit 100 will be described with the upper side and the Z2 side as the lower side. Further, the positional relationship between the constituent members (for example, the vertical relationship, etc.) in the specification is, in principle, the one when the outdoor unit 100 is installed in a usable state.
  • the outdoor unit 100 has a housing 50 configured in a substantially rectangular parallelepiped shape.
  • the housing 50 of the outdoor unit 100 is made of sheet metal and constitutes the outer shell of the outdoor unit 100.
  • the housing 50 of the outdoor unit 100 has an outer panel 1, a side panel 2, a top panel 3, and a bottom plate 4.
  • the outer panel 1 is a sheet metal panel.
  • the outer panel 1 has a shape in which the front surface portion 11, the side surface portion 12, and the back surface portion 13 are integrally formed.
  • the front surface portion 11 constitutes a side wall portion on the front side of the housing 50
  • the side surface portion 12 constitutes the side wall portion on the side surface side of the housing 50
  • the back surface portion 13 constitutes the side wall portion on the back surface side of the housing 50.
  • the front surface portion 11 and the side surface portion 12 are integrally formed, but the outer shell panel 1 is not limited to this configuration, and the outer shell panel 1 has the front surface portion 11 and the side surface portion 12. And may be separated from each other and may be composed of a plurality of sheet metal panels.
  • the front portion 11 constitutes a side wall of the housing 50 on the side where air is blown out.
  • a circular outlet 8 is formed on the front surface portion 11. The air sucked into the housing 50 from the opening 7 on the back side or the opening on the side surface side (not shown) by the outdoor blower 108 is blown out of the housing 50 from the air outlet 8.
  • a rectangular fan guard 6 is attached to the front portion 11 of the outer panel 1 to cover the air outlet 8 and protect the propeller fan 108a of the outdoor blower 108.
  • the member constituting the front portion 11 may be composed of two members each covering the blower chamber 51 and the machine chamber 52, which will be described later.
  • the side surface portion 12 constitutes a side wall extending in the front-rear direction (Y-axis direction) of the housing 50.
  • the side surface portion 12 may be used.
  • An opening for taking in outdoor air into the housing 50 is formed.
  • the number of members constituting the side surface portion 12 may be one or a plurality.
  • the back surface portion 13 constitutes a part of the back surface side of the housing 50.
  • the outer panel 1 has a shape in which the front surface portion 11, the side surface portion 12, and the back surface portion 13 are integrally formed.
  • the outer panel 1 is integrally formed by bending the side surface portion 12 and the back surface portion 13, but the outer shell panel 1 is not limited to the configuration, and the side surface portion 12 and the back surface portion 13 are together. May be composed of a plurality of sheet metal panels. Further, the number of members constituting the back surface portion 13 may be one or a plurality.
  • the opening 7 is formed by the edges of the back surface 13, the top panel 3, the side panel 2, and the bottom plate 4.
  • the opening 7 is an air suction port formed in the housing 50, and air flows from the outside to the inside of the housing 50 through the opening 7 by the operation of the outdoor blower 108.
  • the side panel 2 has a vertically long second side surface portion 2a facing the side surface portion 12 and a second back surface portion 2b facing a part of the front surface portion 11.
  • the second side surface portion 2a constitutes a side wall portion on the side surface side of the housing 50
  • the second back surface portion 2b constitutes a part of the side wall portion on the back surface side of the housing 50.
  • the second back surface portion 2b and the back surface portion 13 form a side wall portion on the back surface side of the housing 50.
  • the second back surface portion 2b and the back surface portion 13 are separately formed, but the second back surface portion 2b and the back surface portion 13 are integrally formed on the back surface side of the housing 50.
  • a side wall portion may be configured.
  • the second side surface portion 2a and the second back surface portion 2b are integrally formed, but the side surface panel 2 is not limited to this configuration, and the second side surface portion 2a and the second back surface portion 2a are formed. It may be composed of two sheet metal panels separately from 2b. Further, the second side surface portion 2a and the second back surface portion 2b may each be composed of a plurality of members.
  • the second side surface portion 2a may be formed as a member divided in the front-rear direction of the housing 50, and the front member may be integrally formed with the front surface portion 11.
  • the top panel 3 is a sheet metal panel that constitutes the top plate of the housing 50 and covers structures such as the outdoor blower 108, the outdoor heat exchanger 105, the refrigerant pipe 16, and the compressor 101 provided in the housing 50. ..
  • the top panel 3 is attached to the upper edge of the outer panel 1 and the side panel 2.
  • the bottom plate 4 faces the top panel 3 in the housing 50 and constitutes the bottom wall of the housing 50. Inside the housing 50, at least the outdoor heat exchanger 105, the outdoor blower 108, and the compressor 101 are arranged on the bottom plate 4. An outer panel 1 and a side panel 2 are attached to the bottom plate 4, and a plurality of legs 9 are provided on the lower surface of the bottom plate 4. The legs 9 serve as a base for fixing the outdoor unit 100 to the installation location.
  • the outdoor unit 100 has a partition plate 17, an outdoor heat exchanger 105, an outdoor blower 108, a motor support member 14, and a compressor 101 inside the housing 50.
  • the partition plate 17 is provided inside the housing 50, and is a partition wall that separates the space inside the housing 50 of the outdoor unit 100 into the blower room 51 and the machine room 52.
  • the partition plate 17 is a plate-shaped member, and is formed by bending a sheet metal or the like, for example.
  • the partition plate 17 is arranged on the bottom plate 4 in the housing 50, is provided so as to extend upward (Z-axis direction) from the bottom plate 4, and extends in the front-rear direction (Y-axis direction) of the bottom plate 4. It is provided in.
  • the blower room 51 is a space surrounded by an outer panel 1, a top panel 3, a bottom plate 4, and a partition plate 17.
  • the blower room 51 takes in outdoor air from the outside of the outdoor unit 100 through a suction port such as an opening 7, and discharges the air inside the outdoor unit 100 to the outside of the outdoor unit 100 through the air outlet 8. It is configured.
  • the machine room 52 is a space surrounded by the front portion 11, the side panel 2, the top panel 3, the bottom plate 4, and the partition plate 17 of the outer panel 1.
  • the outdoor heat exchanger 105 and the outdoor blower 108 arranged so as to face the outdoor heat exchanger 105 are housed in the blower room 51 in the housing 50, and the machine room 52 in the housing 50 accommodates the outdoor heat exchanger 105.
  • the refrigerant pipe 16 is connected to the compressor 101 and constitutes a part of the refrigerant circuit 110.
  • the outdoor heat exchanger 105 can be configured as, for example, a fin-and-tube heat exchanger.
  • the outdoor heat exchanger 105 is formed in an L shape when viewed in the direction perpendicular to the bottom plate 4.
  • the outdoor heat exchanger 105 is arranged between the housing 50 and the outdoor blower 108.
  • the outdoor heat exchanger 105 is formed in another shape when viewed in the direction perpendicular to the bottom plate 4. It may be one formed in an I shape, or may be formed in a U shape.
  • the outdoor blower 108 generates an air circulation for efficient heat exchange in the outdoor heat exchanger 105.
  • the outdoor blower 108 creates a negative pressure between the outdoor heat exchanger 105 and the propeller fan 108a, introduces outside air into the housing 50 from the back side or the side surface side of the housing 50, and enters the inside of the outdoor unit 100.
  • the introduced outside air is discharged from the front side of the outdoor unit 100 toward the outside of the housing 50.
  • the outdoor unit 100 is an outdoor unit of a two-fan type air conditioner equipped with two outdoor blowers 108 and an outdoor heat exchanger 105 behind the outdoor blower 108 so as to surround the outdoor blower 108.
  • the outdoor unit 100 includes two outdoor blowers 108, but the structure of the outdoor unit 100 is not limited to the configuration. For example, one outdoor blower 108 may be provided. You may prepare for the above.
  • the motor support member 14 is a columnar member provided inside the housing 50 so as to extend in the vertical direction between the bottom plate 4 and the top panel 3.
  • the outdoor blower 108 is fixed and supported by the motor support member 14.
  • the motor support member 14 is fixed to the bottom plate 4 by fastening screws or the like.
  • the electrical component box 18 stores electrical components such as control components for controlling the operation of the outdoor unit 100.
  • the electrical component box 18 is arranged above the compressor 101.
  • the compressor 101 is a device that sucks in a refrigerant in a low temperature and low pressure state, compresses the sucked refrigerant into a refrigerant in a high temperature and high pressure state, and discharges the refrigerant.
  • the compressor 101 is, for example, a rotary type, scroll type or vane type compressor.
  • the compressor 101 may be a compressor provided with an inverter capable of controlling the capacity.
  • FIG. 5 is a side view of the outdoor unit 100 of FIG.
  • FIG. 6 is a vertical sectional view conceptually showing an example of the compressor 101.
  • the compressor 101 and the temperature detection sensor fixing device 10 will be described with reference to FIGS. 5 and 6.
  • the compressor 101 is shown as a scroll compressor, but the scroll compressor is an example of the compressor 101, and the compressor 101 is not limited to the scroll compressor.
  • the compressor 101 has a cylindrically formed airtight container 120 that constitutes the outer shell of the compressor 101, and an electric motor unit 122 and a compression mechanism unit 124 housed inside the airtight container 120. Further, the compressor 101 includes a temperature detection sensor 60 fixed to the outer peripheral wall 120a of the closed container 120, and a temperature detection sensor fixing device 10 for fixing the temperature detection sensor 60 to the outer peripheral wall 120a of the closed container 120.
  • the electric motor unit 122 generates a rotary motion that rotates the rotary shaft 126 inside the closed container 120.
  • the electric motor unit 122 drives the compression mechanism unit 124 via the rotating shaft 126.
  • the compression mechanism unit 124 is housed in the closed container 120 and compresses the refrigerant flowing into the closed container 120.
  • the closed container 120 that houses the motor unit 122 and the compression mechanism unit 124 has an outer peripheral wall 120a formed as a tubular peripheral wall.
  • Temperature detection sensor 60 A temperature detection sensor 60 is fixed to the outer peripheral wall 120a of the closed container 120.
  • the temperature detection sensor 60 is a measuring device that detects the temperature of the motor unit 122 of the compressor 101 by measuring the temperature of the outer peripheral wall 120a of the closed container 120. That is, the compressor 101 is an object to be measured by the temperature detection sensor 60.
  • the compressor 101 is an example of an object to be measured, and the object to be measured by the temperature detection sensor 60 is not limited to the compressor 101.
  • the object to be measured may be the refrigerant pipe 16.
  • the temperature detection sensor 60 is formed in a rectangular parallelepiped shape.
  • the shape of the temperature detection sensor 60 is not limited to a rectangular parallelepiped shape as long as it can be accommodated in the sensor holder 40 described later.
  • the temperature detection sensor 60 is attached to the outer peripheral surface of the outer peripheral wall 120a of the closed container 120 at a position where the motor unit 122 built in the closed container 120 is located. That is, the temperature detection sensor 60 is arranged at a position facing the motor unit 122 via the outer peripheral wall 120a of the closed container 120. The temperature detection sensor 60 is fixed to the outer peripheral wall 120a of the closed container 120 by the temperature detection sensor fixing device 10.
  • FIG. 7 is an exploded perspective view of the temperature detection sensor fixing device 10 shown in FIG.
  • the temperature detection sensor fixing device 10 is for fixing the temperature detection sensor 60 to the outer peripheral wall 120a of the object to be measured such as the compressor 101.
  • the temperature detection sensor fixing device 10 has a sensor holder 40 and a leaf spring 20.
  • the sensor holder 40 forms a tubular body having openings 45 formed at both ends in a state of being fixed to the closed container 120 of the compressor 101, which is the object to be measured, and houses the temperature detection sensor 60 inside.
  • the sensor holder 40 is made of sheet metal.
  • the sensor holder 40 is not limited to the one formed of sheet metal.
  • the material constituting the sensor holder 40 is not limited, and the sensor holder 40 may be formed of, for example, a resin.
  • the sensor holder 40 has two mounting portions 41 and a housing portion 42 formed between the two mounting portions 41.
  • the mounting portion 41 and the accommodating portion 42 are integrally formed.
  • the mounting portion 41 and the accommodating portion 42 are formed by being bent from each other, for example.
  • the mounting portion 41 and the accommodating portion 42 are not limited to those formed integrally, and the mounting portion 41 and the accommodating portion 42 may be formed separately and joined to each other.
  • the mounting portion 41 is a portion fixed to the closed container 120 of the compressor 101.
  • the mounting portion 41 is a plate-shaped member.
  • the mounting portion 41 is a rectangular member extending in the axial direction of the rotating shaft 126 of FIG. 6, but the shape of the mounting portion 41 is not limited to the shape.
  • the attachment portion 41 and the outer peripheral wall 120a of the closed container 120 are fixed by, for example, welding.
  • the fixing of the mounting portion 41 and the outer peripheral wall 120a may be performed by a well-known fixing means, and is not limited to fixing by welding.
  • the accommodating portion 42 is a portion that internally accommodates the temperature detection sensor 60.
  • the accommodating portion 42 extends in the axial direction of the rotating shaft 126 of FIG. 6 in a state of being fixed to the closed container 120 of the compressor 101.
  • the accommodating portion 42 is formed in a U shape in a cross section perpendicular to the extending direction of the accommodating portion 42. Then, in a state of being fixed to the closed container 120 of the compressor 101, the accommodating portion 42 forms a tubular body having openings 45 formed at both ends of the accommodating portion 42 together with the outer peripheral wall 120a of the airtight container 120. There is.
  • the opening 45 is formed by an edge portion 44 of the accommodating portion 42.
  • the accommodating portion 42 has a locking portion 42a and two side wall portions 42b.
  • the locking portion 42a and the two side wall portions 42b are side walls of the accommodating portion 42.
  • the accommodating portion 42 includes the inner wall surface of the locking portion 42a, the inner wall surface of the two side wall portions 42b, and the outer periphery of the closed container 120.
  • a space is formed inside the accommodating portion 42 by the outer wall surface of the wall 120a.
  • the locking portion 42a faces the outer peripheral wall 120a at a distance from the outer peripheral wall 120a of the closed container 120 in a state where the temperature detection sensor fixing device 10 is fixed to the closed container 120 of the compressor 101.
  • the locking portion 42a is a plate-shaped member.
  • the locking portion 42a is a rectangular member extending in the axial direction of the rotating shaft 126 of FIG.
  • the two side wall portions 42b are provided so as to extend between the side edge portion 41a of the mounting portion 41 and the side edge portion 42c of the locking portion 42a, respectively.
  • the two side wall portions 42b are plate-shaped members, respectively.
  • the side wall portion 42b is a rectangular member extending in the axial direction of the rotation shaft 126 of FIG.
  • the edge portion 42a2 of the locking portion 42a and the edge portion 42b1 of the side wall portion 42b form the edge portion 44 of the accommodating portion 42. Therefore, the edge portion 42a2 of the locking portion 42a and the edge portion 42b1 of the side wall portion 42b form an opening 45.
  • the edge portion 42a2 of the locking portion 42a is an end portion of the locking portion 42a in the axial direction of the rotating shaft 126 in FIG.
  • the edge portion 42b1 of the side wall portion 42b is an end portion of the side wall portion 42b in the axial direction of the rotating shaft 126.
  • FIG. 8 is a plan view of the leaf spring 20 shown in FIG. 7.
  • FIG. 9 is a side view of the leaf spring 20 shown in FIG. 7.
  • FIG. 10 is a front view of the leaf spring 20 shown in FIG. 7.
  • the leaf spring 20 will be described with reference to FIGS. 8 to 10.
  • the leaf spring 20 is attached to the sensor holder 40 and holds the temperature detection sensor 60 housed in the sensor holder 40.
  • the leaf spring 20 is a thin metal leaf spring formed in a plate shape.
  • the material of the leaf spring 20 is not limited to metal.
  • the leaf spring 20 has a pressing plate 21, a fixing plate 22, a connecting plate 23, and a first bent portion 26.
  • the leaf spring 20 further has a second bent portion 27.
  • the pressing plate 21 is housed in the housing portion 42 of the sensor holder 40, and is formed so as to extend in the insertion direction IN (see FIG. 11 described later) of the temperature detection sensor 60 into the sensor holder 40.
  • the pressing plate 21 is formed to be longer than the length between one end edge portion 44 and the other end edge portion 44 of the accommodating portion 42. The pressing plate 21 presses the temperature detection sensor 60 against the compressor 101, which is the object to be measured, when the temperature detection sensor 60 is housed in the housing portion 42 of the sensor holder 40.
  • the pressing plate 21 is formed so as to extend from both ends of the curved portion 21a curved in an arc shape and both ends of the curved portion 21a, and two plate-shaped portions inclined so as to approach each other in the convex direction of the curved portion 21a. 21b and.
  • the boundary portion 21c which is the boundary portion between the curved portion 21a and the plate-shaped portion 21b, is gently curved.
  • the boundary portion 21c is curved so as to be convex in the direction opposite to the curved portion 21a.
  • the curved portion 21a is a portion formed in a valley shape between the two boundary portions 21c formed in a mountain shape.
  • the pressing plate 21 has a base end portion 21d which is one end portion and a tip end portion 21e which is the other end portion in the extending direction of the pressing plate 21.
  • the base end portion 21d is fixed to the first bent portion 26 described later, and is integrally formed with the connecting plate 23 described later via the first bent portion 26.
  • the tip portion 21e is configured as a movable free end that can be brought closer to or separated from the arrangement side of the fixing plate 22 described later by utilizing the elastic force of the leaf spring 20.
  • the plate-shaped portion 21b has a central side plate-shaped portion 21b1 and an end side plate-shaped portion 21b2.
  • the central side plate-shaped portion 21b1 is a plate-shaped portion 21b formed between the curved portion 21a and the first bent portion 26.
  • the end side plate-shaped portion 21b2 is a plate-shaped portion 21b formed on the side opposite to the central side plate-shaped portion 21b1 via the curved portion 21a.
  • the central side plate-shaped portion 21b1 and the end side plate-shaped portion 21b2 are inclined so as to approach each other in the convex direction of the curved portion 21a.
  • the base end portion 21d which is the end portion of the central side plate-shaped portion 21b1, is integrally formed with the connecting plate 23 via the first bent portion 26.
  • a bifurcated portion 24 is provided at the tip portion 21e, which is the end portion of the end side plate-shaped portion 21b2.
  • the bifurcated portion 24 has a first tip portion 24a bent so as to extend in the convex direction of the curved portion 21a, and a second tip portion 24b bent so as to extend in the convex direction of the boundary portion 21c.
  • the fixing plate 22 is arranged so as to face the sensor holder 40, is formed so as to extend in the insertion direction IN (see FIG. 11 described later) of the temperature detection sensor 60 into the sensor holder 40, and is formed together with the pressing plate 21.
  • the locking portion 42a of the holder 40 is sandwiched.
  • the fixing plate 22 is formed in the shape of a rectangular plate.
  • the fixing plate 22 has a base end portion 22b which is one end portion and a tip end portion 22a which is the other end portion in the extending direction of the fixing plate 22.
  • the base end portion 22b is fixed to the second bent portion 27, which will be described later, and is integrally formed with the connecting plate 23 via the second bent portion 27.
  • the fixing plate 22 is integrally formed with the pressing plate 21 via the connecting plate 23.
  • the tip portion 22a is configured as a movable free end that can be moved closer to or separated from the pressing plate 21 by utilizing the elastic force of the leaf spring 20.
  • the connecting plate 23 extends between the base end portion 21d of the pressing plate 21 on the side where the temperature detection sensor 60 is inserted and the base end portion 22b of the fixing plate 22 on the side where the temperature detection sensor 60 is inserted. It is provided in. In other words, the connecting plate 23 is provided so as to extend between the first bent portion 26 and the second bent portion 27.
  • the connecting plate 23 is formed in the shape of a rectangular plate.
  • the first bent portion 26 is formed between the central side plate-shaped portion 21b1 of the pressing plate 21 and the connecting plate 23, and is formed between the central side plate-shaped portion 21b1 of the pressing plate 21 and the connecting plate 23.
  • This is a portion that is bent so that the angle D1 between the two is an acute angle. That is, the angle D1 between the pressing plate 21 and the connecting plate 23 is formed by the first bent portion 26.
  • the first bent portion 26 has a notch portion 28 forming a through hole of the leaf spring 20.
  • the cutout portion 28 is formed in the central portion 26a of the leaf spring 20 in the width direction WD of the leaf spring 20 which is the extending direction of the first bent portion 26.
  • the width direction WD is a direction perpendicular to the extending direction LD of the pressing plate 21 when the leaf spring 20 is viewed in a plan view.
  • the cutout portion 28 is preferably formed in the central portion 26a of the leaf spring 20 in the width direction WD, but may be formed unevenly with respect to the central portion 26a of the leaf spring 20.
  • the cutout portion 28 is formed in a rectangular shape by the edge portion of the leaf spring 20, but the shape of the cutout portion 28 is not limited to the rectangular shape.
  • the number of notches 28 formed is not limited to one, and may be plural. When a plurality of notches 28 are formed, it is desirable that the notches 28 are formed in the central portion 26a and the same number of notches 28 are formed on both sides of the central portion 26a. When a plurality of notches 28 are formed, the notches 28 may not be formed in the central portion 26a, and the same number of notches 28 may be formed on both sides of the central portion 26a.
  • the second bent portion 27 is formed between the connecting plate 23 and the fixing plate 22, and is a bent portion.
  • the angle between the connecting plate 23 and the fixing plate 22 formed by the second bent portion 27 is an obtuse angle, but the angle formed by the second bent portion 27 is not limited to the obtuse angle.
  • the angle between the connecting plate 23 and the fixing plate 22 formed by the second bent portion 27 may be a right angle.
  • FIG. 11 is a conceptual diagram of the temperature detection sensor fixing device 10 before inserting the temperature detection sensor 60 according to the embodiment.
  • FIG. 12 is a conceptual diagram of the temperature detection sensor fixing device 10 accommodating the temperature detection sensor 60 according to the embodiment.
  • FIGS. 11 and 12 show the temperature detection sensor fixing device 10 through the temperature detection sensor fixing device 10 in order to clarify the internal structure of the temperature detection sensor fixing device 10.
  • the insertion direction IN indicated by the white arrow in FIGS. 11 and 12 indicates the direction in which the temperature detection sensor 60 is inserted into the sensor holder 40.
  • the attachment portion 41 of the sensor holder 40 is fixed to the outer peripheral wall 120a of the closed container 120, and the sensor holder 40 is attached to the compressor 101.
  • the leaf spring 20 is attached to the locking portion 42a of the sensor holder 40.
  • the user attaches the leaf spring 20 to the locking portion 42a by inserting the locking portion 42a between the pressing plate 21 and the fixing plate 22.
  • the leaf spring 20 is attached to the sensor holder 40 in the same direction as the insertion direction IN, which is the direction in which the temperature detection sensor 60 is inserted into the sensor holder 40.
  • the first bent portion 26 forms an opening 45 on the side where the temperature detection sensor 60 is inserted. It is arranged so as to face the 44. Since the first bent portion 26 is bent so that the angle D1 between the central side plate-shaped portion 21b1 of the pressing plate 21 and the connecting plate 23 is an acute angle, the first bent portion 26 is the sensor holder 40. It is hooked on the edge portion 44 of the. When the insertion direction IN is from the upper part to the lower part of the compressor 101, the first bent portion 26 is hooked on the edge portion 44 of the sensor holder 40, so that the edge portion 44 of the sensor holder 40 is a leaf spring. Hold 20.
  • the pressing plate 21 With the leaf spring 20 attached to the sensor holder 40, the pressing plate 21 is arranged in the space formed by the accommodating portion 42 and the outer peripheral wall 120a of the closed container 120. Further, in a state where the leaf spring 20 is attached to the sensor holder 40, the pressing plate 21 faces the inner wall surface 42a3 of the accommodating portion 42. In a state where the leaf spring 20 is attached to the sensor holder 40, the central side plate-shaped portion 21b1 and the end side plate-shaped portion 21b2 are engaged with the sensor holder 40 as they move from the edge portion 44 toward the center side of the sensor holder 40. It is tilted away from 42a.
  • the curved portion 21a provided between the central side plate-shaped portion 21b1 and the end side plate-shaped portion 21b2 is in contact with the locking portion 42a of the sensor holder 40. I'm in contact.
  • the curved portion 21a is in contact with the locking portion 42a of the sensor holder 40 near the center of the sensor holder 40 in the insertion direction IN of the temperature detection sensor 60.
  • the contact position between the curved portion 21a and the locking portion 42a is not limited to the vicinity of the center of the sensor holder 40 in the insertion direction IN of the temperature detection sensor 60.
  • the fixing plate 22 is arranged on the side opposite to the arrangement side of the pressing plate 21 with respect to the locking portion 42a of the sensor holder 40. ing. With the leaf spring 20 attached to the sensor holder 40, the fixing plate 22 faces the outer wall surface 42a1 of the accommodating portion 42. The tip portion 22a of the fixing plate 22 is in contact with the locking portion 42a of the sensor holder 40. When the leaf spring 20 is attached to the sensor holder 40, the tip portion 22a of the fixing plate 22 sandwiches the locking portion 42a of the sensor holder 40 together with the curved portion 21a of the pressing plate 21.
  • the connecting plate 23, the second bent portion 27, and the fixing plate 22 are formed in a substantially L shape when viewed from the side. Then, in a state where the leaf spring 20 is attached to the sensor holder 40, the connecting plate 23, the second bent portion 27, and the fixing plate 22 have a mountain having the second bent portion 27 as the apex with respect to the locking portion 42a. It is formed in a shape. That is, in a state where the leaf spring 20 is attached to the sensor holder 40, the second bent portion 27 of the connecting plate 23, the second bent portion 27, and the fixed plate 22 is located at the position farthest from the locking portion 42a. Be placed. Further, in a state where the leaf spring 20 is attached to the sensor holder 40, the connecting plate 23 and the fixing plate 22 are arranged so as to be inclined with respect to the locking portion 42a.
  • the boundary portion 21c of the pressing plate 21 comes into contact with the temperature detection sensor 60.
  • the direction perpendicular to the outer wall surface 42a1 of the sensor holder 40 facing the compressor 101 to be measured while the sensor holder 40 is fixed to the compressor 101 to be measured is defined as the direction FD.
  • the outer wall surface 42a1 is the outer wall surface of the locking portion 42a.
  • the curved portion 21a abuts on the locking portion 42a on one plate surface side of the pressing plate 21, and the boundary portion 21c abuts on the temperature detection sensor 60 on the other plate surface side of the pressing plate 21.
  • the pressure plate 21 presses the temperature detection sensor 60 against the outer peripheral wall 120a of the closed container 120 by the elastic force of the leaf spring 20 centered on the elastic force of the pressing plate 21.
  • the pressure plate 21 presses the temperature detection sensor 60 against the outer peripheral wall 120a of the closed container 120, so that the temperature detection sensor 60 is fixed to the compressor 101, which is the object to be measured.
  • the bifurcated portion 24 is arranged so as to project from the internal space of the sensor holder 40 to the external space of the sensor holder 40 in a state where the leaf spring 20 is attached to the sensor holder 40.
  • the first tip portion 24a comes into contact with the locking portion 42a to prevent the leaf spring 20 from falling out of the sensor holder 40.
  • the second tip portion 24b is arranged in the opening 45 in a plan view viewed in parallel with the axial direction of the rotation shaft 126 of FIG. By covering a part of one opening 45, the second tip 24b can prevent the temperature detection sensor 60 from being pushed into the sensor holder 40 more than necessary by the user. Further, the second tip portion 24b can prevent the temperature detection sensor 60 from falling out of the sensor holder 40 in the insertion direction IN by covering a part of one opening 45.
  • the distance between the outer wall surface 42a1 of the locking portion 42a of the sensor holder 40 and the second bent portion 27 in the direction FD is defined as the first distance H1.
  • the distance between the inner wall surface 42a3 of the locking portion 42a of the sensor holder 40 and the outer wall surface 42a1 of the locking portion 42a is defined as the second distance H2. ..
  • the second distance H2 is the thickness of the wall constituting the locking portion 42a.
  • the temperature detection sensor fixing device 10 is formed so that the first distance H1 is larger than the second distance H2 (first distance H1> second distance H2).
  • the temperature detection sensor fixing device 10 has a first bent portion 26 that is bent so that the angle D1 between the pressing plate 21 and the connecting plate 23 is an acute angle, and the first bent portion 26 has an opening 45. Is arranged so as to face the edge portion 44 of the sensor holder 40 forming the above. Therefore, in the first bent portion 26, the end edge portion 44 of the sensor holder 40 suppresses the movement of the FD in the direction perpendicular to the plate surface of the locking portion 42a constituting the end edge portion 44 of the sensor holder 40. , The leaf spring 20 is stably fixed to the sensor holder 40.
  • the temperature detection sensor fixing device 10 can suppress the deformation of the fixing plate 22 due to the movement of the connecting plate 23, and can prevent the connecting plate 23 from moving in the direction of closing the opening 45. it can. Therefore, the temperature detection sensor fixing device 10 has the temperature detection sensor 60 inside the sensor holder 40 as compared with the case where the temperature detection sensor fixing device 10 does not have the first bent portion 26 forming the angle D1 at an acute angle. Improves ease of assembly when reattaching to.
  • FIG. 13 is a conceptual diagram of the temperature detection sensor fixing device 10L according to a comparative example in which the temperature detection sensor 60 is housed.
  • FIG. 14 is a conceptual diagram of the temperature detection sensor fixing device 10L according to a comparative example after the temperature detection sensor 60 is removed. If, unlike the embodiment, the angle D11 formed by the first bent portion 26 is 90 degrees or more, when the temperature detection sensor 60 is removed from the sensor holder 40, the leaf spring 20 The connecting plate 23 can easily move to the closed container 120 side of the compressor 101. Then, the opening 45 on the insertion side of the temperature detection sensor 60 in the sensor holder 40 is blocked by the connecting plate 23, and it becomes difficult to reinsert the temperature detection sensor 60 into the sensor holder 40.
  • the boundary portion 21c becomes a sensor. It is pushed toward the inner surface side of the holder 40.
  • the boundary portion 21c of the leaf spring 20L is pushed toward the inner surface side of the sensor holder 40, the holder opening GA shown in FIG. 9 is further opened, and the leaf spring 20L is easily deformed as shown in FIG.
  • the leaf spring 20L shifts to the arrangement side of the compressor 101 as shown in FIG. As a result, the leaf spring 20L covers the opening 45 of the sensor holder 40 with the spring, making it difficult to attach the temperature detection sensor 60 to the sensor holder 40.
  • the angle D1 formed by the first bent portion 26 is an acute angle. Therefore, even if the boundary portion 21c of the leaf spring 20 is deformed, the leaf spring 20 does not shift to the arrangement side of the compressor 101 as a result of the first bent portion 26 being hooked on the end portion of the sensor holder 40. .. That is, even when the temperature detection sensor 60 is removed from the sensor holder 40, the connecting plate 23 remains fixed at the initial position, and the leaf spring 20 is on the insertion side of the temperature detection sensor 60 in the sensor holder 40. It does not block the opening 45. Therefore, according to the temperature detection sensor fixing device 10 according to the embodiment, the temperature detection sensor 60 can be easily reinserted into the sensor holder 40, and the workability is improved.
  • the sensor holder 40 is sandwiched between the pressing plate 21 and the fixing plate 22. Therefore, in the temperature detection sensor fixing device 10, the movement of the tip portion 21e of the pressing plate 21 and the tip portion 22a of the fixing plate 22 is suppressed.
  • the temperature detection sensor fixing device 10 can further suppress the deformation of the fixing plate 22 due to the movement of the connecting plate 23, and can further suppress the deformation of the connecting plate 22 due to the movement of the connecting plate 23, in combination with the above-mentioned effect based on the first bent portion 26 forming the angle D1. It is possible to prevent the 23 from moving in the direction of closing the opening 45.
  • the pressing plate 21 is formed so as to extend from both ends of the curved portion 21a curved in an arc shape and both ends of the curved portion 21a, and two plates are inclined so as to approach each other in the convex direction of the curved portion 21a. It has a shape portion 21b and. Therefore, the user can easily insert the temperature detection sensor 60 into the sensor holder 40, and the assembleability of the compressor 101 is improved. Further, since the temperature detection sensor fixing device 10 has the above configuration, the pressing plate 21 can press the temperature detection sensor 60 against the compressor 101 which is the object to be measured, and the temperature detection sensor 60 can be pressed against the compressor 101. Can be fixed to.
  • the first distance H1 between the outer wall surface 42a1 of the sensor holder 40 and the second bent portion 27 is the first distance between the inner wall surface 42a3 and the outer wall surface 42a1 of the sensor holder 40. It is formed so as to be larger than the two-distance H2. Since the temperature detection sensor fixing device 10 has this configuration, the angle D1 formed by the first bent portion 26 is not too small, so that the strength of the leaf spring 20 against bending can be improved and damage can be prevented. it can.
  • the first bent portion 26 has a notch portion 28 forming a through hole.
  • the temperature detection sensor fixing device 10 can adjust the strength of the leaf spring 20 by adjusting the notch width of the notch portion 28. Therefore, the temperature detection sensor fixing device 10 can reduce the types of leaf springs 20 and improve the versatility of the leaf springs 20. The larger the notch width of the notch 28, the smaller the force with which the leaf spring 20 presses the temperature detection sensor 60 against the compressor 101.
  • the notch portion 28 is formed in the central portion 26a of the leaf spring 20 in the width direction WD of the leaf spring 20 which is the extending direction of the first bent portion 26. Since the notch 28 is formed in the central portion 26a, the strength of the leaf spring 20 can be easily adjusted. Further, since the plate widths of the first bent portions 26 provided on both sides of the temperature detection sensor fixing device 10 are equal to each other via the cutout portion 28, the first bent portions provided on both sides via the cutout portion 28 are equal in width. It is possible to secure the strength of the first bent portion 26 as compared with the case where the plate widths of the portions 26 are not equal.
  • the compressor 101 Since the compressor 101 has the temperature detection sensor fixing device 10, the same advantages as those in the above embodiment can be obtained. For example, in the temperature detection sensor fixing device 10, the compressor 101 can suppress the deformation of the fixing plate 22 due to the movement of the connecting plate 23, and the connecting plate 23 moves in the direction of closing the opening 45. It can be suppressed. Therefore, the compressor 101 reattaches the temperature detection sensor 60 in the sensor holder 40 as compared with the case where the temperature detection sensor fixing device 10 does not have the first bent portion 26 that forms the angle D1 at an acute angle. The assemblability of the case is improved.
  • the configuration shown in the above embodiment is an example, and can be combined with another known technique, or a part of the configuration may be omitted or changed without departing from the gist. It is possible.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Compressor (AREA)
PCT/JP2019/049585 2019-12-18 2019-12-18 温度検知センサー固定装置及び圧縮機 Ceased WO2021124474A1 (ja)

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JP2021565227A JPWO2021124474A1 (https=) 2019-12-18 2019-12-18
US17/761,778 US20220373214A1 (en) 2019-12-18 2019-12-18 Temperature-sensor fixing device and compressor
PCT/JP2019/049585 WO2021124474A1 (ja) 2019-12-18 2019-12-18 温度検知センサー固定装置及び圧縮機
EP19956434.5A EP4080142B1 (en) 2019-12-18 2019-12-18 Temperature-sensor fixing device and compressor
CN201980101539.7A CN114761741A (zh) 2019-12-18 2019-12-18 温度检测传感器固定装置以及压缩机
AU2019479344A AU2019479344B2 (en) 2019-12-18 2019-12-18 Temperature-sensor fixing device and compressor

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PCT/JP2019/049585 WO2021124474A1 (ja) 2019-12-18 2019-12-18 温度検知センサー固定装置及び圧縮機

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JP (1) JPWO2021124474A1 (https=)
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EP4283206A4 (en) * 2021-12-09 2024-09-04 Guangdong Meizhi Precision-Manufacturing Co., Ltd. ENVELOPE, COMPRESSOR AND AIR CONDITIONER ASSEMBLY

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CN114761741A (zh) 2022-07-15
EP4080142A4 (en) 2023-01-04
EP4080142A1 (en) 2022-10-26
EP4080142B1 (en) 2023-10-18
JPWO2021124474A1 (https=) 2021-06-24
AU2019479344A1 (en) 2022-06-23
AU2019479344B2 (en) 2023-09-21

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