JP2020004727A - Connector device for apparatus - Google Patents

Abstract

To construct an interlock circuit in which a detection switch is interposed at two places where members are attached and detached after simplifying and miniaturizing the structure of an apparatus.SOLUTION: In a connector device for an apparatus provided with an interlock circuit for electrically detecting attachment/detachment of a service cover 50 covering an opening 33 of a connector 20 and attachment/detachment of the connector 20 to/from a housing 10, the interlock circuit includes a device-side detection unit 65 provided in the housing 10, a connector-side detection unit 70 provided on the connector 20 so as to be connectable to the device-side detection unit 65, and a cover-side detection unit 90 provided on the service cover 50 so as to be connectable to the connector-side detection unit 70, and the cover-side detection unit 90, the connector-side detection unit 70, and the device-side detection unit 65 are arranged side by side on a straight line VL along the fitting direction of the connector 20.SELECTED DRAWING: Figure 8

Description

  The technology disclosed in the present specification relates to an apparatus connector device provided with an interlock circuit.

  2. Description of the Related Art As an example of a device connector device, a type in which corresponding terminals are bolted together using a service cover is known. More specifically, the device includes a housing mounted on a case of the device, and a connector mounting portion opened on an upper surface of the housing accommodates the device-side connector having the device-side terminal mounted thereon, while the device-side connector is mounted on the device side. A wire side connector to which a wire side terminal overlapping with the terminal is mounted is mounted from a side surface of the housing. A predetermined conductive path (strong electric circuit) is formed by connecting the overlapped portion of the device side terminal and the wire side terminal by bolting through the connector mounting portion of the housing opened by removing the service cover. It is supposed to be.

  On the other hand, this type of connector device is provided with an interlock circuit to ensure safety against a high voltage. For example, Japanese Patent Application Laid-Open No. 2009-219284 (Patent Document 1 below) discloses that a detection switch is provided at each location where a member is attached and detached, that is, at each location where a part of a conductive path may be exposed. An interlock circuit has been proposed in which two detection switches, a detection switch for detecting the attachment / detachment of the service cover and a connection detection switch for detecting the connection / removal of both connectors, are provided.

JP 2009-219284 A

However, in the above-described conventional interlock circuit, the switch for detecting the attachment / detachment of the service cover is provided on the upper surface of the device-side connector (housing), and the fitting detection switch for the connector is provided on the side of the device-side connector (housing). Since they are provided apart from each other, the structure becomes complicated and the size of the apparatus is unavoidably increased.
The technology disclosed in the present specification has been completed based on the above circumstances.

  The device connector device disclosed in the present specification is provided with a housing in which a connector mounting portion is provided and a device side terminal is housed in a form facing the connector mounting portion, and the device side is fitted to the connector mounting portion. A connector provided with a wire-side terminal connected to the terminal, an opening provided in the connector for bolting the wire-side terminal and the device-side terminal, and a cover for covering the opening of the connector. A service cover that is attached to and detached from the housing in the same direction as the fitting direction of the connector; and an interlock circuit that electrically detects the attachment and detachment of the service cover and the attachment and detachment of the connector. The lock circuit includes a device-side detection unit provided on the housing, a connector-side detection unit provided on the connector so as to be connectable to the device-side detection unit, and a connector-side detection unit. And a cover-side detection unit provided on the service cover so as to be connectable to the connector, and the cover-side detection unit, the connector-side detection unit, and the device-side detection unit are arranged along a fitting direction of the connector. It is a configuration arranged in a straight line.

  A detection switch for detecting attachment / detachment of the service cover is provided by a cover-side detection unit provided on the service cover and a connector-side detection unit provided on the connector, and the connector-side detection unit is provided on the housing. The device-side detection unit constitutes a detection switch for detecting attachment / detachment of the connector. As a result, an interlock circuit is constructed in which detection switches are provided at two places where members are attached and detached, that is, two places where a part of the conductive path may be exposed. In addition, since the two detection switches are arranged in a straight line along the connector fitting direction, the structure can be simplified, and the size of the entire device can be reduced.

Further, the following configuration may be adopted.
The device-side detection unit has a structure in which a device-side detection terminal is housed in a device-side housing unit provided in the housing, and the cover-side detection unit is provided to face a back surface of the service cover. The cover-side detection terminal is accommodated in the cover-side accommodation portion, and the connector-side detection portion includes a connector-side accommodation portion provided in the connector, wherein the device-side detection terminal and the cover-side detection terminal are provided. This is a structure in which connectable relay terminals are housed at both ends.
With a simple structure in which the cover side detection terminal and the device side detection terminal are connected to both ends of the relay terminal, an interlock circuit in which two detection switches are arranged in a straight line along the fitting direction Can be embodied.

The cover-side detection unit is supported on the back surface of the service cover so as to be movable on a plane perpendicular to a fitting direction of the connector,
The connector-side detector is supported on the connector so as to be movable on a plane in a direction orthogonal to a fitting direction of the connector.
The cover-side detector is supported by the service cover, and the connector-side detector is supported by the connector in a floating structure, absorbing the misalignment of the detection terminals and relay terminals provided in each detector. In addition, the connection can be made in a state of being exactly lined up.

  According to the technology disclosed in the present specification, it is possible to simplify the structure of the device and reduce the size of the device, and then construct the interlock circuit in which the detection switches are provided at two places where members are attached and detached. it can.

Exploded perspective view of a connector device according to an embodiment. Partial plan view of the housing Exploded perspective view of connector Plan view A perspective view of a state where the service cover is turned upside down. Plan view Exploded perspective view seen from below the service cover Exploded sectional view of the connector device Perspective view of connector device Sectional view XI-XI line enlarged sectional view of FIG.

<Embodiment>
An embodiment will be described with reference to FIGS.
This embodiment exemplifies a device connector device C interposed in an electric system connecting a battery and an on-vehicle device. As shown in FIG. The housing 10 includes two connectors 20 and 20X fitted to the housing 10 and a service cover 50 mounted so as to cover the connectors 20 and 20X.

  The two connectors are exemplified by a +/- two-pole connector 20 for connecting the inverter and the battery, and a U-phase, V-phase, and W-phase three-pole connector 20X for connecting the inverter and the three-phase motor. However, since the technology of the present disclosure is characterized by the structure of the portion where the two-pole connector 20 is provided, the structure of the portion where the two-pole connector 20 is provided will be mainly described below. Regarding the three-pole connector 20X, although the number of poles is different, the basic structure is the same as that of the two-pole connector 20. Therefore, regarding the three-pole connector 20X and the arrangement structure thereof, parts and members having the same function as the two-pole connector 20 For, the suffix “X” is added to the reference numeral applied to the two-pole connector 20 side, so that the description is appropriately omitted or simplified.

  The housing 10 is made of aluminum die-cast, and also serves as a shield, and is formed in a substantially box shape. On the upper surface of the housing 10, there are formed short and annular connector mounting portions 12, 12X into which a two-pole connector 20 (hereinafter, connector 20) and a three-pole connector 20X are fitted. . A plurality of (four in the figure) support columns 14 having screw holes 15 are provided around the connector mounting portions 12 and 12X on the upper surface of the housing 10.

  As shown in FIGS. 3 and 4, the connector 20 accommodates two busbar terminals 22 (wire-side terminals) connected to terminals of the wires 21 (covered wires) in a housing 30 made of synthetic resin. It has become. As shown in FIG. 8, the housing 30 has a fitting portion 31 that can be tightly fitted into the connector mounting portion 12 of the housing 10 from above, and a terminal insertion portion 32 into which the bus bar terminal 22 can be inserted from the side. And an opening 33 into which the closing portion 52 of the service cover 50 (hereinafter, cover 50) can be tightly fitted from above.

A seal ring 34 that is in close contact with the inner periphery of the connector mounting portion 12 is fitted around the outer periphery of the fitting portion 31. In the region on the base end side (the right side in FIG. 8) of the fitting portion 31, two sleeve insertion portions 36 into which the metal sleeve 35 is inserted so as not to be dropped are formed side by side. When the fitting portion 31 is properly fitted to the connector mounting portion 12, as shown in FIG. 10, the device-side terminal 17 provided in the housing 10 above the metal sleeve 35, A nut 18 is provided.
A support portion 84 of a connector-side detection connector 70 described later is provided on one end side of the fitting portion 31 (see FIG. 4).

  As shown in FIG. 8, the bus bar terminal 22 is connected to the core wire 21 </ b> A exposed at the end of the electric wire 21, and has a bolt insertion hole 23 at the tip. When the bus bar terminal 22 is inserted into the terminal insertion portion 32 and the bolt insertion hole 23 at the tip reaches a position corresponding to the upper surface of the metal sleeve 35 as shown in FIG. At the same time, the rubber stopper 38 fitted to the end of the insulating coating 21B stops the entrance of the terminal insertion part 32 from water.

  The connector-side shield shell 40 is externally fitted to the terminal insertion portion 32. The connector-side shield shell 40 has a tubular connecting portion 41 covering the terminal insertion portion 32, and the tubular connecting portion 41 is covered with a shield tubular body (not shown) covering the electric wire 21, and a caulking ring 42. It is fixed by.

  As shown in FIGS. 5 to 7, the cover 50 is closed on the lower surface of the cover-side shield shell 51 into the openings 33 and 33X of the connectors 20 and 20X from above, and is made of a synthetic resin. 52X are arranged side by side and fixed by bolts 53 with washers. The closing portions 52, 52X are formed in a short cylindrical shape with an open bottom surface, and seal rings 54, 54X that are in close contact with the inner periphery of the openings 33, 33X are fitted to the outer periphery of the closing portions 52, 52X. Have been.

  In the cover-side shield shell 51, through holes 56 for mounting bolts 55 are formed at four positions corresponding to the support columns 14 erected on the upper surface of the housing 10. As will be described later, from the state where the connectors 20 and 20X are mounted on the connector mounting portions 12 and 12X of the housing 10, the two closing portions 52 and 52X provided on the back surface are connected to the openings 33 and 33X of the corresponding connectors 20 and 20X. When the cover 50 is put on so as to be fitted into the support hole 14, the insertion hole 56 of the cover-side shield shell 51 is aligned with the screw hole 15 of the support column 14. From this state, when the mounting bolt 55 passed through the insertion hole 56 is screwed into the screw hole 15 and screwed in, the cover 50 is closed while the closing portions 52 and 52X seal the openings 33 and 30X of the connectors 20 and 20X. It is attached to the housing 10.

  When the service cover 50 is mounted, the cover-side shield shell 51 and the connector-side shield shells 40 and 40X mounted on the connectors 20 and 20X are joined together by fastening bolts 55 together. The entirety of the connector device C is covered by the side shield shell 51 and the connector side shield shells 40 and 40X.

  Next, the interlock circuit 60 will be described. As shown in FIG. 8, the interlock circuit 60 includes an interlock connector 65 (device-side detection unit) provided in the housing 10 and a connector-side detection connector 70 (connector-side detection unit) provided in the connector 20. And a cover-side detection connector 90 (cover-side detection unit) provided on the cover 50.

  As shown in FIG. 2, the interlock connector 65 is located at a position close to the upper left corner of the figure in the connector mounting section 12 provided in the housing 10, and as shown in FIG. It is fixedly provided at a position separated by a predetermined dimension from the lower side of FIG. The interlock connector 65 has a housing 66 made of a synthetic resin in the shape of a rectangular hood with an upper surface opening, and two pins connected to a pair of lead wires (not shown) drawn from the inverter side. A male terminal 67 (equipment-side detection terminal) penetrates the bottom wall 66A and is arranged upright in the housing 66.

As shown in FIG. 3, the connector-side detection connector 70 has a structure in which two relay terminals 71 are accommodated in a housing 75 made of synthetic resin. More specifically, the relay terminal 71 includes a sub relay terminal 72 provided with female terminals 73A and 73B at both ends, and an elongated pin-shaped male terminal 74.
The housing 75 has a vertically long rectangular column shape as a whole. As shown in FIG. 8, the housing 75 of the above-described interlock connector 65 can be fitted below the flange 76 so that the two cavities are provided. A tower portion 77 having a formed portion 78 is formed, and a hood portion 79 having an upper surface opening is formed on the upper side.

  In the housing 75, two male terminals 74 are mounted side by side through the partition wall 80, the lower connecting portion 74A of each male terminal 74 enters the cavity 78, and the upper connecting portion 74B is connected to the hood portion 79. It protrudes into. In this state, the sub relay terminal 72 is inserted into each cavity 78 of the tower portion 77 from below, and the upper female terminal 73B is fitted and connected to the lower connection portion 74A of the male terminal 74 protruding into the cavity 78. The sub relay terminal 72 is prevented from dropping by a bottom wall member 82 attached to the lower end of the tower portion 77. The bottom wall member 82 has a terminal insertion opening 82A into which the male terminal 67 of the interlock connector 65 is inserted.

  The female terminal 73B on the upper side of the sub relay terminal 72 and the lower connecting part 74A of the male terminal 74 are fitted and connected as described above, so that the upper connecting part 74B of the male terminal 74 is connected to the mating terminal. A relay terminal 71 is formed in which the lower female terminal 73A and upper and lower ends are arranged. In other words, the relay terminal 71 formed as described above in the housing 75 causes the upper connection portion 74B of the male terminal 74 to protrude into the hood portion 79, and the lower female terminal 73A to the cavity 78 of the tower portion 77. Are mounted side by side in the form of being housed in the lower end of the.

  As shown in FIG. 8, a support portion 84 that supports the connector-side detection connector 70 is provided at the fitting portion 31 of the housing 30 in the connector 20. The support portion 84 is formed in a bottomed cylindrical shape with a top opening having an inner shape slightly larger than the outer shape of the flange 76 of the housing 75. As shown in FIG. 10, an insertion hole 85 for loosely fitting the tower portion 77 of the housing 75 is opened in the bottom wall 84 </ b> A.

  The connector-side detection connector 70 is inserted into the support portion 84 from above while the tower portion 77 of the housing 75 is loosely fitted in the insertion hole 85 of the bottom wall 84A, and the flange 76 is formed at the edge of the insertion hole 85 in the bottom wall 84A. When hit, it is supported so that it cannot fall. From this state, the cylindrical pressing member 86 is fitted to the upper end of the support portion 84 and locked on the upper surface of the flange 76, so that the connector-side detection connector 70 is prevented from falling out.

  As described above, in the connector-side detection connector 70, the tower portion 77 of the housing 75 protrudes below the bottom wall 84 </ b> A of the support portion 84 in the support portion 84 provided on the housing 30 of the connector 20, and the outer surface of the flange 76. The housing 75 is freely movable on a horizontal plane perpendicular to the axis (vertical axis) of the housing 75 by the clearance between the support 75 and the inner surface of the support portion 84. That is, a floating structure is constructed.

As shown in FIGS. 7 and 8, the cover-side detection connector 90 has a structure in which two female terminals 91 (cover-side detection terminals) are housed in a housing 95 made of synthetic resin. Both female terminals 91 are connected by an electric wire 92 and are short-circuited.
The housing 95 can be fitted into the hood portion 79 of the housing 75 of the connector-side detection connector 70, and extends downward from the upper end of the terminal housing portion 96 in which two cavities 96A are formed. It includes a protruding wire housing portion 96 and a supported plate 98 which is formed to protrude left and right from the upper end of the terminal housing portion 96.

  In the cover-side detection connector 90, the female terminal 91 is inserted from above into the cavity 96 </ b> A of the terminal accommodating portion 96 in the housing 95, is retained by the retainer 99, and is accommodated therein. It is formed so as to be housed in the electric wire housing 97.

Such a cover-side detection connector 90 is movably supported on a ceiling surface 52A of a closing portion 52 provided on the cover 50 along the ceiling surface 52A. Therefore, at a predetermined position on the ceiling surface 52 </ b> A of the closing portion 52, that is, at a position corresponding to the position above the supporting portion 84 of the connector-side detection connector 70 set on the connector 20, a pair of supported members projecting from the housing 95 is formed. A support rail 100 provided with a groove 101 for fitting the protruding end of the plate 98 is formed in an opposed form. The support rail 100 extends in the left-right direction (the direction of the front and back of the paper surface in FIG. 8), and the distance between the inner surfaces of the two grooves 101 is set to be slightly larger than the distance between the projecting ends of the two supported plates 98. I have.
As described above, the cover-side detection connector 90 is movably supported on a horizontal plane orthogonal to the axis (vertical axis) of the terminal housing 96 in the form in which the terminal housing 96 is vertically provided. Similarly, a floating structure is constructed.

In the interlock circuit 60 of the present embodiment, as shown in FIG. 8, the interlock connector 65 provided in the housing 10, the connector-side detection connector 70 provided in the connector 20, and the cover 50 The provided cover-side detection connector 90 is arranged side by side on a vertical straight line VL along the fitting direction of the connector 20.
As shown in FIG. 10, a first detection switch 61 is configured by the cover-side detection connector 90 and the connector-side detection connector 70, and a second detection switch 62 is configured by the connector-side detection connector 70 and the interlock connector 65, respectively. Have been.

Subsequently, the operation of the present embodiment will be described.
The connector device C is assembled in the following procedure. The connector 20 and the three-pole connector 20X formed as described above are mounted on the connector mounting portions 12, 12X provided on the housing 10, respectively.
On the connector 20 side, specifically, as shown in FIG. 10, a fitting portion 31 provided on the connector 20 is fitted into the connector mounting portion 12 of the housing 10. Accordingly, the housing 75 (tower portion 77) of the connector-side detection connector 70 is fitted with the housing 66 of the interlock connector 65 provided in the housing 10. At this time, if the tower portion 77 and the housing 66 of the interlock connector 65 are misaligned, the housing 75 of the connector-side detection connector 70 moves on a horizontal plane in the support portion 84 and is fitted while being centered. You. When the fitting is completed, the lower female terminal 73A of the relay terminal 71 and the corresponding male terminal 67 are connected, and the second detection switch 62 of the interlock circuit 60 is closed. However, since the first detection switch 61 remains open, the interlock circuit 60 is off.

  At this time, as shown in FIG. 10, the lower end of the metal sleeve 35 inserted into the sleeve insertion portion 36 of the fitting portion 31 is disposed on the upper surface of the device-side terminal 17 in the housing 10. The connection bolt 19 is inserted into the metal sleeve 35 from the opening 33 of the housing 30 and fastened to the nut 18. Thus, the bus bar terminal 22 is sandwiched between the head 19A of the connection bolt 19 and the upper end surface of the metal sleeve 35, and the device-side terminal 17 is sandwiched between the lower end surface of the metal sleeve 35 and the nut 18. In other words, the bus bar terminal 22 and the device-side terminal 17 are connected to be conductive via the metal sleeve 35, and a conductive path for power supply is formed.

  After the connector 20 and the three-pole connector 20X are mounted, the cover 50 is mounted so as to cover both connectors 20, 20X. The cover 50 covers the closing portions 52, 52X while fitting them into the openings 33, 33X of the connectors 20, 20X, and passes the connector bolts 55 through four insertion holes 56 provided in the cover-side shield shell 51. By screwing the side shield shells 40 and 40X into the screw holes 15 of the support pillars 14 and fixing them to the housing 10, the assembly of the connector device C is completed (see FIG. 9).

  During the attaching operation of the cover 50 described above, on the connector 20 side, the terminal accommodating portion 96 of the housing 95 of the cover-side detection connector 90 is fitted into the hood portion 79 of the housing 75 of the connector-side detection connector 70. . At this time, if the terminal housing portion 96 and the hood portion 79 are misaligned, the housing 95 of the cover-side detection connector 90 moves on a horizontal plane along the back surface of the cover-side shield shell 51 and is aligned. Mated. When the fitting is completed, as shown in FIGS. 10 and 11, the female terminal 91 disposed on the cover-side detection connector 90 and the upper connection portion of the male terminal 74 in the relay terminal 71 disposed on the connector-side detection connector 70. 74B, and the first detection switch 61 of the interlock circuit 60 is also closed. As a result, the interlock circuit 60 is turned on, and the conduction path becomes energizable.

  When the connector 20 (20X) is detached from the housing 10 for maintenance or the like, first, the four mounting bolts 55 are loosened from the state shown in FIG. The cover 50 is removed upward while being pulled out of the part 33 (33X). With the above, the terminal accommodating portion 96 of the housing 95 of the cover-side detection connector 90 is detached from the hood portion 79 of the housing 75 of the connector-side detection connector 70, and the female terminal 91 disposed on the cover-side detection connector 90, and the connector The connection of the relay terminal 71 disposed on the side detection connector 70 with the upper connection portion 74B of the male terminal 74 is released. Thereby, the first detection switch 61 is opened, and the interlock circuit 60 is turned off.

Next, a tool such as a wrench is inserted through the opening 33 of the housing 30 of the connector 20 to loosen the connection bolt 19. The connection bolt 19 constitutes a part of the conduction path for power supply. However, since the interlock circuit 60 is turned off and the power supply to the conduction path is cut off as described above, the connection bolt 19 is disconnected. The loosening operation is performed without any trouble.
When the connection bolt 19 is removed from at least the nut 18, the connector 20 is removed upward while pulling out the fitting part 31 from the connector mounting part 12 of the housing 10. Accordingly, the tower portion 77 of the housing 75 of the connector-side detection connector 70 is detached from the housing 66 of the interlock connector 65 fixed in the housing 10, and the relay terminal 71 disposed on the connector-side detection connector 70. The connection between the female terminal 73A at the lower end of the connector and the male terminal 67 disposed on the interlock connector 65 is released, and the second detection switch 62 is also opened.

  After the maintenance is completed, the connector device C is assembled again as described above. In the case of reassembly or the like, there is a possibility that the state in which the cover 50 is attached to the housing 10 without any attachment of the connector 20 appears on the structure. In this case, the device side terminal 17 which is a part of the conductive path is exposed to the outside through the connector mounting portion 12. In the interlock circuit 60, the interlock connector 65 and the cover side detection connector 90 Are conceptually separated, conceptually both the first detection switch 61 and the second detection switch 62 are open, the interlock circuit 60 is off, and the conduction path, In a state of being shut off.

  As described above, according to the present embodiment, the first detection switch 61 that detects attachment / detachment of the cover 50 by the cover-side detection connector 90 provided on the cover 50 and the connector-side detection connector 70 provided on the connector 20. The second detection switch 62 for detecting the attachment / detachment of the connector 20 is constituted by the connector-side detection connector 70 and the interlock connector 65 provided on the housing 10. , That is, at two places where a part of the conductive path may be exposed, the interlock circuit 60 having the detection switches 61 and 62 interposed therebetween is constructed. Here, since the two detection switches 61 and 62 are arranged in a straight line along the fitting direction of the connector 20, the structure can be simplified and the size of the entire device can be reduced.

  Since the cover-side detection connector 90 is supported by the cover 50 and the connector-side detection connector 70 is supported by the connector 20 in a so-called floating structure, the female terminals 91 ( Even if there is a misalignment between the cover-side detection terminal), the relay terminal 71 provided on the connector-side detection connector 70, and the male terminal 67 (device-side detection terminal) provided on the interlock connector 65, floating occurs. The terminals 91, 71, 67 can be connected in a state of being accurately aligned while absorbing misalignment by utilizing the structure.

<Other embodiments>
The technology disclosed in the present specification is not limited to the embodiments described above and illustrated in the drawings, and includes, for example, the following embodiments.
(1) The structure of the relay terminal provided in the connector detection unit is not limited to the one exemplified in the above embodiment, but the point is that any structure is possible as long as the device-side detection terminal and the cover-side detection terminal can be connected to both ends. It may have a structure.
(2) In the above embodiment, the device side terminal and the electric wire side terminal are exemplified by the type in which the metal sleeve is sandwiched between the terminals, but the present invention is not limited to this. The present invention is also applicable to a type of bolt fastening.
(3) In the above embodiment, the connector device in which the two-pole connector and the three-pole connector are mounted together is exemplified. However, the present invention is similarly applicable to a connector device in which the two-pole connector is mounted alone. is there.
(4) In the above-described embodiment, the device connector device interposed in the electric system connecting the power supply and the on-vehicle device has been described as an example. However, the present invention is widely applied to all connector devices mounted on the device to constitute another electric system. can do.

C: Device connector device 10: Housing 12: Connector mounting portion 17: Device side terminal 19: Connection bolt 20: 2-pole connector (connector)
22 busbar terminal (wire side terminal)
33 ... Opening part 50 ... Service cover 52 ... Closed part 60 ... Interlock circuit 65 ... Interlock connector (device side detection part)
66 ... housing (device side storage part)
67 ... male terminal (device side detection terminal)
70: Connector-side detection connector (connector-side detection section)
71: relay terminal 75: housing (connector side housing part)
84 ... support part 90 ... cover side detection connector (cover side detection part)
91 ... female terminal (cover side detection terminal)
95 ... housing (cover side storage part)
100: Support rail VL: Straight line

Claims (3)

A housing in which a connector mounting portion is provided and the device side terminal is housed in a form facing the connector mounting portion,
A connector fitted with an electric wire side terminal fitted to the connector mounting portion and connected to the device side terminal,
An opening provided in the connector for bolting the wire-side terminal and the device-side terminal,
A service cover that is attached to and detached from the housing in the same direction as the fitting direction of the connector to cover the opening of the connector,
An interlock circuit that electrically detects the attachment / detachment of the service cover and the attachment / detachment of the connector,
The interlock circuit includes a device-side detector provided in the housing, a connector-side detector provided in the connector so as to be connectable to the device-side detector, and a connector-side detector that is connectable to the connector-side detector. A cover-side detection unit provided in the service cover,
In addition, the connector device for a device, wherein the cover-side detection unit, the connector-side detection unit, and the device-side detection unit are arranged in a straight line along a fitting direction of the connector. The device-side detection unit has a structure in which a device-side detection terminal is housed in a device-side housing unit provided in the housing,
The cover-side detection unit has a structure in which a cover-side detection terminal is accommodated in a cover-side accommodation unit provided to face the back surface of the service cover,
The connector-side detection section has a structure in which a relay terminal capable of connecting both ends of the device-side detection terminal and the cover-side detection terminal is accommodated in a connector-side accommodation section provided in the connector. The connector device for an apparatus as described in the above. The cover-side detection unit is supported on the back surface of the service cover so as to be movable on a plane perpendicular to a fitting direction of the connector,
The device connector device according to claim 2, wherein the connector-side detection unit is supported on the connector so as to be movable on a plane perpendicular to a fitting direction of the connector.

Images