WO2021075056A1 - Commutateur de contact et broche auxiliaire de connexion - Google Patents

Commutateur de contact et broche auxiliaire de connexion Download PDF

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Publication number
WO2021075056A1
WO2021075056A1 PCT/JP2019/041163 JP2019041163W WO2021075056A1 WO 2021075056 A1 WO2021075056 A1 WO 2021075056A1 JP 2019041163 W JP2019041163 W JP 2019041163W WO 2021075056 A1 WO2021075056 A1 WO 2021075056A1
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WO
WIPO (PCT)
Prior art keywords
electric wire
wire insertion
conductive metal
contact switch
housing
Prior art date
Application number
PCT/JP2019/041163
Other languages
English (en)
Japanese (ja)
Inventor
省吾 稲垣
林　亨
Original Assignee
三菱電機株式会社
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 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to CN201980101366.9A priority Critical patent/CN114600217B/zh
Priority to PCT/JP2019/041163 priority patent/WO2021075056A1/fr
Priority to KR1020227008977A priority patent/KR20220041941A/ko
Priority to JP2020511404A priority patent/JP6732155B1/ja
Publication of WO2021075056A1 publication Critical patent/WO2021075056A1/fr

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/02—Bases; Casings; Covers
    • H01H50/04—Mounting complete relay or separate parts of relay on a base or inside a case
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H61/00—Electrothermal relays
    • H01H61/01—Details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/28—Clamped connections, spring connections
    • H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member

Definitions

  • the present invention relates to a contact switch that opens and closes an electric current path, and a connection auxiliary pin that assists an electrical connection between the contact switch and an expansion device.
  • the contact switch that opens and closes the current path has a terminal connected to the power supply via the electric wire and a terminal connected to the load via the electric wire.
  • the electric wire connected to these terminals of the contact switch is stripped of the insulating coating at the end, and a connecting terminal for connecting to these terminals is attached to the portion where the insulating coating is stripped.
  • the screw type terminal has a screw with a washer and a conductive metal fitting, and by fastening the screw with a washer to a screw hole made in the conductive metal fitting, the connection terminal can be connected between the washer and the conductive metal fitting. Crimping. As a result, electrical continuity between the conductive metal fitting and the connection terminal is achieved. Screws are fastened to the conductive metal fittings using a tool such as a screwdriver. The screws are arranged with the screw heads facing the front so that the user of the contact switch can fasten the screws from the front.
  • connection terminal of the electric wire connected to the power supply When the connection terminal of the electric wire connected to the power supply is connected to the screw type terminal of the contact switch, the connection terminal is a washer and a conductive metal fitting along the arrangement direction of the terminal on the power supply side and the terminal on the load side. It is inserted between and.
  • the spring type terminal has a conductive metal fitting having a frame portion formed thereof and a leaf spring-shaped spring fitted in the frame portion, and holds the connection terminal inserted in the frame portion by the pressure of the spring. ..
  • electrical conduction between the conductive metal fitting and the connection terminal is achieved.
  • the opening of the electric wire insertion portion is directed to the front, and the connection terminal is inserted from the front of the contact switch.
  • a contact switch with a spring-type terminal completes wiring by inserting the connection terminal of the wire into the wire insertion part, so the man-hours for wiring work are less than those of a contact switch with a screw-type terminal. For this reason, in recent years, contact switches having spring-type terminals are often used.
  • a terminal on the power supply side or a terminal on the load side is used.
  • the expansion device that couples to the contact switch is equipped with a connecting conductor for coupling.
  • the connecting conductor of the expansion device is inserted between the washer and the conductive metal fitting along the arrangement direction of the terminal on the power supply side and the terminal on the load side. Then, the connecting conductor of the expansion device is crimped with the conductive metal fitting and the washer.
  • the connecting conductor of the expansion device is inserted into the electric wire insertion portion of the spring type terminal from the front of the contact switch.
  • the contact switch having a screw type terminal and the contact switch having a spring type terminal are different in the direction in which the connecting conductor of the expansion device is inserted. Further, the expansion device for the contact switch having the screw type terminal is coupled to the contact switch along the arrangement direction of the terminal on the power supply side and the terminal on the load side. On the other hand, an expansion device for a contact switch having a spring-loaded terminal is coupled to the front of the contact switch. Therefore, when the contact switch having the screw type terminal is replaced with the contact switch having the spring type terminal, it becomes impossible to combine the expansion device for the contact switch having the screw type terminal.
  • Patent Document 1 discloses a connecting unit that converts a connecting conductor for a screw type terminal into a connecting conductor for a spring type terminal.
  • an expansion device for a screw type terminal can be connected to a contact switch having a spring type terminal.
  • the present invention has been made in view of the above, and an object of the present invention is to obtain a contact switch capable of connecting an expansion device for a screw type terminal while suppressing an increase in man-hours while having a spring type terminal. ..
  • the present invention has a first electric wire insertion part into which an electric wire connected to a power source for supplying electric power to a load device is inserted, and an electric wire connected to the load device.
  • An opening / closing part that switches between electrically connecting or insulating the conductive metal fittings installed in the insertion parts, the conductive metal fittings of the first electric wire insertion part, and the conductive metal fittings of the second electric wire insertion part.
  • the rod-shaped connecting conductor is arranged in the arrangement direction of the first electric wire insertion portion and the second electric wire insertion portion until it comes into contact with the conductive metal fitting of the first electric wire insertion portion or the conductive metal fitting of the second electric wire insertion portion. It has a conductor insertion slot that can be inserted from the first direction.
  • the contact switch according to the present invention has an effect that it is possible to connect an expansion device for a screw type terminal while suppressing an increase in man-hours while having a spring type terminal.
  • Perspective view of the contact switch according to the first embodiment of the present invention Perspective view of the contact switch according to the first embodiment of the present invention.
  • Perspective view of the contact switch according to the first embodiment Front view of the contact switch according to the first embodiment Sectional drawing of the contact switch which concerns on Embodiment 1.
  • Perspective view of the housing of the contact switch according to the first embodiment Top view of the housing of the contact switch according to the first embodiment.
  • Top view of the housing of the contact switch according to the first embodiment Cross-sectional view of the housing according to the first embodiment
  • Perspective view of the conductive metal fitting of the contact switch according to the first embodiment Perspective view of the conductive metal fitting of the contact switch according to the first embodiment.
  • Perspective view of a thermal relay coupled to the contact switch according to the first embodiment Perspective view of an electromagnetic switch in which the contact switch and the thermal relay according to the first embodiment are combined.
  • FIG. 1 Front view of an electromagnetic switch in which the contact switch and the thermal relay according to the first embodiment are combined.
  • Cross-sectional view of the coupling portion between the contact switch and the thermal relay according to the first embodiment The figure which shows the modification of the conductive metal fitting of the contact switch which concerns on Embodiment 1.
  • Perspective view of the connection auxiliary pin according to the second embodiment of the present invention Plan view of the connection auxiliary pin according to the second embodiment
  • Perspective view of an electromagnetic switch in which a contact switch and a thermal relay according to the first embodiment are coupled by using a connection auxiliary pin according to the second embodiment.
  • Front view of an electromagnetic switch in which a contact switch and a thermal relay according to the first embodiment are coupled by using a connection auxiliary pin according to the second embodiment.
  • FIG. 1 is a perspective view of a contact switch according to a first embodiment of the present invention.
  • FIG. 2 is a perspective view of the contact switch according to the first embodiment.
  • FIG. 3 is a front view of the contact switch according to the first embodiment.
  • FIG. 4 is a cross-sectional view of the contact switch according to the first embodiment.
  • FIG. 4 shows a cross section along the IV-IV line in FIG.
  • the housing 100 of the contact switch 1 includes a case 2 and a rear case 3.
  • the case 2 and the rear case 3 are made of an insulating material.
  • the contact switch 1 includes an electric wire insertion portion 4 into which an electric wire connected to a power source for supplying electric power to a load device is inserted, an electric wire insertion portion 5 into which an electric wire connected to the load equipment is inserted, and a contact switch 1. It is provided with an electric wire insertion portion 6 into which an electric wire for the operation of the above is inserted.
  • the electric wire insertion portion 4 which is the first electric wire insertion portion and the electric wire insertion portion 5 which is the second electric wire insertion portion have the same structure with respect to the surface ⁇ passing through the center of the contact switch 1 shown in FIG. They are arranged symmetrically.
  • the first direction which is the arrangement direction of the electric wire insertion portion 4 which is the first electric wire insertion portion and the electric wire insertion portion 5 which is the second electric wire insertion portion
  • the second direction which is the arrangement direction of the case 2 and the rear case 3 and is orthogonal to the first direction
  • the third direction orthogonal to both the first direction and the second direction is defined as the left-right direction.
  • the case 2 side is in front of the contact switch 1, and the rear case 3 side is behind the contact switch 1. Further, the side where the electric wire insertion portion 4 is provided is above the contact switch 1, and the side where the electric wire insertion portion 5 is provided is below the contact switch 1.
  • the left-hand side in the direction from the rear to the front of the contact switch 1 is the left side of the contact switch 1
  • the right-hand side in the direction from the rear to the front of the contact switch 1 is the right side of the contact switch 1.
  • the structure of the contact switch 1 will be described in a coordinate system based on an X-axis extending in the front-rear direction, a Y-axis extending in the left-right direction, and a Z-axis extending in the up-down direction.
  • the vertical direction of the contact switch 1 may not match the vertical direction.
  • the electric wire insertion portions 4, 5 and 6 have an insertion port member 7 having an opening, a spring type terminal 8, and a housing 9 forming a part of the housing 100.
  • the spring-type terminal 8 is composed of a conductive metal fitting 10 fixed to the case 2 and a spring 11 that engages with the frame portion 10a of the conductive metal fitting 10.
  • the connection terminal attached to the end of the electric wire is sandwiched between the frame portion 10a and the spring 11, and the connection terminal is pressed against the conductive metal fitting 10 by the elastic force of the spring 11 to be conductive.
  • the metal fitting 10 and the electric wire are electrically connected.
  • the spring-type terminal 8 can be electrically connected by directly sandwiching the end of the electric wire whose core wire is exposed by stripping the insulating coating.
  • the insertion port member 7 is fixed to the housing 9 and the case 2 with the opening 7a facing the front of the contact switch 1.
  • the connection terminal is guided between the frame portion 10a and the spring 11.
  • the insertion port member 7 is provided with a tool insertion port 7c for removing the electric wire and a voltage detection hole 7d for inserting a tester for voltage detection.
  • the contact switch 1 has an opening / closing portion 60 that switches between electrically connecting or insulating the conductive metal fitting 10 of the electric wire insertion portion 4 and the conductive metal fitting 10 of the electric wire insertion portion 5.
  • the opening / closing portion 60 includes an electromagnet portion 61 composed of a fixed iron core 52, an operating coil 66, and a movable iron core 54, and a movable portion 62 having a crossbar 57 and a movable contactor 41.
  • the operation coil 66 is wound around the central leg of the fixed iron core 52.
  • the movable iron core 54 is arranged so as to face each other with a gap from the fixed iron core 52.
  • the crossbar 57 is made of an insulating material and is connected to the movable iron core 54 via a connecting plate 59.
  • the movable contact 41 is arranged in a holding hole provided in the head of the crossbar 57, and faces each of the conductive metal fitting 10 of the electric wire insertion portion 4 and the conductive metal fitting 10 of the electric wire insertion portion 5.
  • the contact switch 1 includes five electric wire insertion portions 4 and five electric wire insertion portions 5.
  • the three central wire insertion portions 4 in the Y direction form main contacts for opening and closing a circuit through which a large current flows, and the two wire insertion portions 4 at the ends in the Y direction are auxiliary contacts for opening and closing a circuit through which a small current flows. Make up. Further, the three central wire insertion portions 5 in the Y direction form main contacts for opening and closing a circuit through which a large current flows, and the two wire insertion portions 5 at the ends in the Y direction open and close a circuit through which a small current flows. Makes an auxiliary contact.
  • FIG. 5 is a perspective view of the housing of the contact switch according to the first embodiment.
  • FIG. 6 is a plan view of the housing of the contact switch according to the first embodiment.
  • FIG. 7 is a cross-sectional view of the housing according to the first embodiment.
  • FIG. 7 shows a cross section along lines VII-VII in FIG.
  • the housing 9 has a conductor insertion port 9a that guides a rod-shaped connecting conductor of an expansion device to a position where it comes into contact with the conductive metal fitting 10.
  • the conductor insertion port 9a is provided at a portion that faces upward or downward when the housing 9 is assembled to the case 2. Therefore, the rod-shaped connecting conductor of the expansion device can be inserted into the contact switch 1 from the vertical direction.
  • the conductor insertion port 9a is closed by a thin-walled portion 9b in order to prevent dust from entering the inside of the contact switch 1 from the outside.
  • the thickness of the thin portion 9b is a thickness that can be pierced by a rod-shaped rigid body. As an example, by setting the thickness of the thin-walled portion 9b to 0.3 mm or less, it is possible to break through the thin-walled portion 9b with a rod-shaped rigid body. By providing the housing 9 with an opening having the same size as the connecting conductor of the expansion device, it is possible to penetrate the rod-shaped rigid body and reduce the concern about the intrusion of dust.
  • the direction in which the rod-shaped connecting conductor of the expansion device is inserted into the conductor insertion port 9a does not have to be completely the same as the vertical direction. That is, even when the direction in which the rod-shaped connecting conductor of the expansion device is inserted into the conductor insertion port 9a has an inclination within the design limit with respect to the vertical direction, the rod-shaped connecting conductor of the expansion device is inserted into the conductor insertion port 9a.
  • the insertion direction can be regarded as the vertical direction.
  • FIG. 8 is a perspective view of the conductive metal fitting of the contact switch according to the first embodiment.
  • FIG. 9 is a perspective view of the conductive metal fitting of the contact switch according to the first embodiment.
  • the shape of the conductive metal fitting 10 will be described assuming that the conductive metal fitting 10 is used for the spring type terminal 8 of the electric wire insertion portion 5 on the load side. Since the electric wire insertion portion 4 and the electric wire insertion portion 5 have the same structure and are arranged symmetrically with respect to the surface ⁇ passing through the center of the contact switch 1, the conductive metal fitting 10 is a spring type of the electric wire insertion portion 4. When used for the terminal 8, the left and right and top and bottom are the opposite of the following description.
  • the conductive metal fitting 10 is folded downward from the first portion 31 provided at one end, the second portion 32 extending rearward from the upper end portion of the first portion 31, and the left end portion of the second portion 32.
  • the third portion 33 and the fifth portion 35 face the upper surface of the housing 100.
  • the first portion 31 is provided with a frame portion 10a that comes into contact with a connection terminal attached to an end portion of the electric wire.
  • the third portion 33 is provided with a conductor contact portion 10b that comes into contact with the connecting conductor of the expansion device.
  • the conductor contact portion 10b is provided at the right end portion of the third portion 33.
  • the conductor contact portion 10b has a curved surface portion 22 whose direction continuously changes from the downward direction to the front direction, a flat surface portion 21 located in front of the curved surface portion 22 on the XY plane, and a flat surface portion 21 on the XY plane. It has a conductor holding portion 23 that projects forward.
  • FIG. 10 is a perspective view of a thermal relay coupled to the contact switch according to the first embodiment.
  • the thermal relay 12 is arranged on the load side of the contact switch 1 in the wiring path to form an electromagnetic switch.
  • the front / rear, left / right, and top / bottom of the thermal relay 12 are defined so as to coincide with the front / rear, left / right, and top / bottom when the thermal relay 12 is connected to the contact switch 1.
  • the housing 110 of the thermal relay 12 is formed by a lower case 13 and an upper cover 14. Since the thermal relay 12 is an expansion device for a contact switch having a screw type terminal, the rod-shaped connecting conductor 15 projects upward from the cover 14.
  • FIG. 11 is an exploded perspective view of an electromagnetic switch in which the contact switch and the thermal relay according to the first embodiment are combined.
  • FIG. 12 is a front view of an electromagnetic switch in which the contact switch and the thermal relay according to the first embodiment are combined.
  • FIG. 13 is a cross-sectional view of a coupling portion between the contact switch and the thermal relay according to the first embodiment.
  • FIG. 13 shows a cross section along the line XIII-XIII in FIG.
  • the connecting conductor 15 inserted into the conductor insertion port 9a comes into contact with the conductor contact portion 10b of the conductive metal fitting 10 arranged inside the housing 9. At this time, the connecting conductor 15 is guided forward by the curved surface portion 22 of the conductor contacting portion 10b, and the flat surface portion 21 and the side surface 15a of the connecting conductor 15 come into contact with each other.
  • the connecting conductor 15 of the thermal relay 12 When the connecting conductor 15 of the thermal relay 12 is inserted into the contact switch 1 from below, the side surface 15a of the connecting conductor 15 in contact with the curved surface portion 22 and bent forward comes into contact with the flat surface portion 21. .. That is, the side surface 15a of the connecting conductor 15 comes into contact with the flat surface portion 21 arranged at the guide destination of the connecting conductor 15 by the curved surface portion 22.
  • the position of the curved surface portion 22 on the XY plane By setting the position of the curved surface portion 22 on the XY plane to a position that interferes with the connecting conductor 15, a force that presses the connecting conductor 15 against the flat surface portion 21 is generated and the conduction area is expanded, so that resistance in electrical connection is increased. Can be reduced. Further, since the conductor holding portion 23 adjacent to the right side of the connecting conductor 15 projects forward from the flat surface portion 21, the connecting conductor 15 is prevented from falling off to the right.
  • the conductor contact portion 10b is provided at the third portion 33 of the conductive metal fitting 10, but the conductor contact portion 10b may be provided at the fifth portion 35 instead of the third portion 33. .. That is, the conductor contact portion 10b may be provided at a portion facing the upper surface or the lower surface of the housing 100 of the contact switch 1.
  • FIG. 14 is a diagram showing a modified example of the conductive metal fitting of the contact switch according to the first embodiment.
  • a front guide portion 10 g and a rear guide portion 10 h are provided at the right end portion of the third portion 33.
  • the lower surface of the forward guide portion 10g is a curved surface whose direction continuously changes from the lower direction to the rear direction.
  • the lower surface of the rear guide portion 10h is a curved surface whose direction continuously changes from the lower direction to the front direction. That is, in each of the pair of guide portions, the front guide portion 10g and the rear guide portion 10h, the surfaces facing the lower surface of the housing 100 continuously change in the direction of the pair of guide portions toward the other party. It is a curved surface.
  • the connecting conductor 15 of the thermal relay 12 that is in contact with the front guide portion 10 g or the rear guide portion 10 h is guided to the gap between the front guide portion 10 g and the rear guide portion 10 h, and is fitted and fixed in the gap.
  • sandwiching the connecting conductor 15 between the front guide portion 10g and the rear guide portion 10h the reliability of the electrical connection between the conductive metal fitting 10 and the electric wire is improved. Further, since the connecting conductor 15 is sandwiched between the front guide portion 10 g and the rear guide portion 10 h, the electric wire is unlikely to fall off in the right direction.
  • a pair of opposing guide portions are provided and a connecting conductor can be sandwiched between the pair of guide portions and fixed, and the pair of guide portions may be arranged in a direction other than the front-rear direction in the XY plane.
  • the electric wire insertion portions 4, 5 and 6 are spring type terminals. Although it is a spring type including 8, it is possible to directly connect an expansion device for a screw type terminal. Further, since the conductor contact portion 10b is provided in the third portion 33 of the conductive metal fitting 10, which is a portion facing the upper surface or the lower surface of the housing 100 of the contact switch 1, the wire insertion portions 4 and 5 Expansion devices for screw terminals can be connected from the vertical direction, which is different from the opening direction of, 6. If the rod-shaped connecting conductor of the expansion device can be inserted into the housing 100 from the vertical direction, the housing 9 may be installed on a portion other than the upper surface or the lower surface of the housing 100.
  • FIG. 15 is a perspective view of the connection auxiliary pin according to the second embodiment of the present invention.
  • FIG. 16 is a plan view of the connection auxiliary pin according to the second embodiment.
  • the connection auxiliary pin 16 is composed of a rod-shaped pin portion 17 that presses the connection conductor 15 against the conductive metal fitting 10, and a pin housing 18 that holds the pin portion 17 and assists the connection with the contact switch 1.
  • the pin housing 18 determines the insertion position of the pin portion 17 with respect to the electric wire insertion portion 5.
  • FIG. 17 is a perspective view of an electromagnetic switch in which the contact switch and the thermal relay according to the first embodiment are coupled by using the connection auxiliary pin according to the second embodiment.
  • the pin portion 17 has an inclined surface 171 having an inclination with respect to the insertion direction into the electric wire insertion portion 5.
  • FIG. 19 is a cross-sectional view of an electromagnetic switch in which the contact switch and the thermal relay according to the first embodiment are coupled by using the connection auxiliary pin according to the second embodiment.
  • FIG. 19 shows a cross section along the XIX-XIX line in FIG.
  • FIG. 20 is a cross-sectional view of an electromagnetic switch in which a contact switch and a thermal relay according to the first embodiment are coupled by using the connection auxiliary pin according to the second embodiment.
  • FIG. 20 shows a cross section along the line XX-XX in FIG.
  • the connection auxiliary pin 16 is inserted through the opening 7a of the electric wire insertion portion 5 of the phase to which the connection conductor 15 is connected.
  • the position of the insertion point is determined by the pin housing 18, and the inclined surface 171 of the pin portion 17 comes into contact with the flat surface portion 21 of the conductive metal fitting 10 of the connecting conductor 15 and the opposite side in contact with the conductor holding portion 23.
  • the pin portion 17 and the connecting conductor 15 interfere with each other due to the positional relationship, and the connecting conductor 15 is pressed against the plane portion 21 and the conductor holding portion 23.
  • the pin portion 17 is in contact with the connecting conductor 15 and is electrically connected to the frame portion 10a of the conductive metal fitting 10, it also has a function of securing a new energizing path.
  • connection auxiliary pin 16 Since the connection auxiliary pin 16 is attached to the electric wire insertion portion 5, the pin portion 17 is held by the spring type terminal 8 and the fixing force is always secured.
  • connection auxiliary pin 16 in order for the connection auxiliary pin 16 to secure the contact pressure between the connection conductor 15 and the conductive metal fitting 10, it is necessary to secure the pressing amount of the connection conductor 15 against the conductor contact portion 10b. Therefore, it is necessary to press-fit the connection auxiliary pin 16 into the electric wire insertion portion 5, but it is difficult to always numerically control the completion of press-fitting, and there is a possibility that the press-fitting will be insufficient when connected.
  • FIG. 21 is a cross-sectional view of the connection auxiliary pin according to the second embodiment when not in use.
  • FIG. 21 shows a cross section along the XXI-XXI line in FIG.
  • FIG. 22 is a cross-sectional view of the connection auxiliary pin according to the second embodiment after being press-fitted into the electromagnetic switch.
  • connection auxiliary pin 16 When the connection auxiliary pin 16 is press-fitted into the electric wire insertion portion 5, a reaction force of press-fitting is generated in the pin portion 17.
  • the housing coupling portion 17a of the pin portion 17 gets over the convex portion 18c and engages with the second engaging portion 18b due to the reaction force. That is, when the reaction force received by the pin portion 17 when being inserted into the electric wire insertion portion 5 exceeds a certain value, the pin portion 17 gets over the convex portion 18c and engages with the second engaging portion 18b.
  • vibration and engagement noise are generated.
  • the inserter of the connection auxiliary pin 16 determines that the press-fitting is completed based on the vibration and engagement noise. Can be recognized.
  • the housing coupling portion 17a moves over the convex portion 18c to the second engaging portion 18b, the first engaging portion 18a is restored to its original shape, and the housing coupling portion 17a is fixed to the second engaging portion 18b.
  • connection auxiliary pin 16 has an inclined surface 171 that is inclined with respect to the insertion direction into the electric wire inserting portion 5, and when inserted into the electric wire inserting portion 5, the inclined surface 171 is connected. Since the conductor 15 is urged toward the conductive metal fitting 10, the contact pressure between the connecting conductor 15 and the conductive metal fitting 10 is increased, and the reliability of the electrical connection between the connecting conductor 15 and the conductive metal fitting 10 is enhanced. Can be done.
  • the configuration shown in the above-described embodiment shows an example of the content of the present invention, can be combined with another known technique, and is one of the configurations without departing from the gist of the present invention. It is also possible to omit or change the part.

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Switch Cases, Indication, And Locking (AREA)

Abstract

La présente invention comprend : un boîtier (100) ayant une partie d'insertion de fil électrique (4) dans laquelle un fil électrique connecté à une alimentation électrique pour fournir de l'énergie électrique à un dispositif de charge est inséré et une partie d'insertion de fil électrique (5) à laquelle un fil électrique connecté au dispositif de charge est inséré, la partie d'insertion de fil électrique (4) et la partie d'insertion de fil électrique (5) étant ouvertes dans une direction de surface avant du boîtier ; des raccords métalliques conducteurs (10) respectivement fournis à la partie d'insertion de fil électrique (4) et la partie d'insertion de fil électrique (5) ; et une partie de commutation (60) pour commuter entre une connexion électrique et une isolation électrique entre le raccord métallique conducteur (10) de la partie d'insertion de fil électrique (4) et le raccord métallique conducteur (10) de la partie d'insertion de fil électrique (5), le boîtier (100) présentant une fente d'insertion de conducteur à laquelle un conducteur de connexion de type tige peut être inséré jusqu'à ce qu'il vienne en contact avec le raccord métallique conducteur (10) de la partie d'insertion de fil électrique (4) ou le raccord métallique conducteur (10) de la partie d'insertion de fil électrique (5), à partir d'une première direction dans laquelle la partie d'insertion de fil électrique (4) et la partie d'insertion de fil électrique (5) sont disposées en réseau.
PCT/JP2019/041163 2019-10-18 2019-10-18 Commutateur de contact et broche auxiliaire de connexion WO2021075056A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN201980101366.9A CN114600217B (zh) 2019-10-18 2019-10-18 触点开闭器及连接辅助销
PCT/JP2019/041163 WO2021075056A1 (fr) 2019-10-18 2019-10-18 Commutateur de contact et broche auxiliaire de connexion
KR1020227008977A KR20220041941A (ko) 2019-10-18 2019-10-18 접점 개폐기 및 접속 보조 핀
JP2020511404A JP6732155B1 (ja) 2019-10-18 2019-10-18 接点開閉器及び接続補助ピン

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/041163 WO2021075056A1 (fr) 2019-10-18 2019-10-18 Commutateur de contact et broche auxiliaire de connexion

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WO2021075056A1 true WO2021075056A1 (fr) 2021-04-22

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JP (1) JP6732155B1 (fr)
KR (1) KR20220041941A (fr)
CN (1) CN114600217B (fr)
WO (1) WO2021075056A1 (fr)

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JPH0631074U (ja) * 1992-09-25 1994-04-22 日東工業株式会社 端子装置
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JP6732155B1 (ja) 2020-07-29

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