JP6861464B2 - Lever type connector - Google Patents

Description

The present invention relates to a lever-type connector, and more particularly to a lever-type connector capable of reliably holding a mated state with a mating connector.

Conventionally, as a structure of a connector for connecting a lead wire, for example, a lever type connector as in Patent Document 1 is known. In the lever type connector of Patent Document 1, the engaging portion of the lock portion provided on the housing engages with the operating portion of the lever in a state where the connector is fitted and connected to the mating connector by rotating the lever. By blocking the movement, the structure is such that the mated state of the connector is maintained.

Further, the conventional lever type connectors include those shown in FIGS. 7 to 9. In FIG. 7, the lever type connector 101 is fitted and connected to the mating connector 102. The lever-type connector 101 is provided with a lever 105 rotatably provided by a connecting portion 106 on a lever shaft 104 projecting from a housing 103. The lever 105 is provided with a guide groove 109 that engages with a guide shaft 108 projecting from the mating housing 107 of the mating connector 102.
In the lever type connector 101, when the lever 105 is rotated from the release position shown in FIG. 8 toward the fitting position shown in FIG. 9 in the direction of arrow A, the position of the guide groove 109 in contact with the guide shaft 108 is changed from the start end portion 110 to the end portion. It moves toward 111 via the pushing portion 112, and is pushed so that the housing 103 deeply covers the mating housing 107. In the lever type connector 101, when the lever 105 is rotated to the fitting position and the position of the guide groove 109 in contact with the guide shaft 108 reaches the end portion 111, the fitting connection between the mating housing 107 and the housing 103 is completed. ..
The lever type connector 101 includes a lock portion 113 in the housing 102. The lever-type connector 101 fixes the lever 105 by operating the lock portion 113 and engaging with an engaging portion (not shown) of the lever 105 at the fitting position, and fitting the lever-type connector 101 with the mating connector 102. Hold the state.

Japanese Unexamined Patent Publication No. 2013-021654

However, in the lever type connector 101 shown in FIGS. 7 to 9, it is necessary to provide the lock portion 113 in the housing 103 and the engagement portion in the lever 105. Therefore, conventionally, there is a problem that the lever type connector 101 including the housing 103 and the lever 105 becomes large.

An object of the present invention is to realize a lever-type connector capable of reliably holding a mated state between connectors without increasing the shape.

The present invention is a lever having a housing fitted and connected to the mating housing, a shell member covering the housing, and a lever provided on the housing and fitted and connected to the mating housing and the housing by rotational operation. In the type connector, the shell member is provided with a bolt hole, and when the mating housing and the housing are fitted and connected by the rotation operation of the lever, the shell member moves in the direction toward the mating housing. By moving the shell member, the axis of the mating bolt hole and the axis of the bolt hole provided in the mating connector having the mating housing coincide with each other, and the mating housing and the housing are fitted and connected. In the state, by communicating the bolt through the mating bolt hole and the bolt hole, only two of the shell member and the mating connector are tightened by the bolt, and the mating connection state is maintained. To do.

In the present invention, when the housings are fitted and connected to each other, the bolt hole of the lever type connector moves to a position where it can be fixed with a bolt to the bolt hole on the mating side of the mating connector, so that a lock portion is provided. It is possible to reliably maintain the mated state with respect to the mating connector without any increase in size. Further, in the present invention, since the housings are fixed to each other with bolts, it is possible to maintain the mated connection state at one place even between the connectors connecting a plurality of terminals.

FIG. 1 is a perspective view of a lever-type connector in which the lever is in the fitting position. (Example) FIG. 2 is a perspective view showing a state in which the lever type connector is fitted to the mating connector. (Example) FIG. 3 is a cross-sectional view of a state in which the lever type connector is fitted to the mating side connector. (Example) FIG. 4A is a schematic side view before the housing is covered with the shell member, and FIG. 4B is a schematic side view of the housing covered with the shell member. (Example) FIG. 5 is a side view of a state before the lever type connector is fitted to the mating side connector. (Example) FIG. 6 is a side view showing a state in which the lever type connector is fitted to the mating side connector. (Example) FIG. 7 is a perspective view showing a state in which the lever type connector is fitted to the mating side connector. (Conventional example) FIG. 8 is a side view of a state before the lever type connector is fitted to the mating side connector. (Conventional example) FIG. 9 is a side view showing a state in which the lever type connector is fitted to the mating side connector. (Conventional example)

Hereinafter, examples of the present invention will be described with reference to the drawings.

1 to 6 show an embodiment of the present invention. In FIGS. 1 to 3, the lever type connector 1 is fitted and connected to the mating connector 2.
As shown in FIGS. 2 and 3, the mating side connector 2 has a mating side housing 4 fixed to the substrate 3. The substrate 3 and the mating housing 4 are sealed by the sealing member 5. A plurality of mating terminals 6 are housed in the mating housing 4. A cable (not shown) is connected to the other terminal 6.

As shown in FIGS. 1 to 4, the lever type connector 1 has a housing 7, a shell member 8, and a lever 9.
The housing 7 includes a terminal 10 that is fitted and connected to the mating terminal 6, and is fitted and connected to the mating housing 4 by the rotation operation of the lever 9. A cable 11 is connected to the terminal 10 housed in the housing 7. The cable 11 is held by the shell member 8 that covers the housing 7 by the holding member 12, and is sealed between the cable 11 and the shell member 8 by the sealing member 13. The terminal 10 is electrically connected to the mating terminal 6 by fitting and connecting the housing 7 to the mating housing 4.
As shown in FIG. 4A, the housing 7 includes lever shafts 14 that rotatably support the lever 9 on both sides in the width direction. The shell member 8 includes insertion grooves 15 through which the lever shaft 14 is inserted on both sides in the width direction. The insertion groove 15 opens on one side in the longitudinal direction of the shell member 8 and extends to the other side in the longitudinal direction to the intermediate portion. As shown in FIG. 4B, the housing 7 is covered and held by the shell member 8 by inserting the lever shaft 14 into the shell member 8 while inserting the lever shaft 14 into the insertion groove 15. In the housing 7 covered with the shell member 8, the lever shaft 14 passes through the insertion groove 15 and protrudes to the outside of the shell member 8.
As shown in FIG. 3, a gap S is provided between the housing 7 and the shell member 8 that covers the housing 7. The housing 7 is covered by the shell member 8 so that it can be moved with respect to the shell member 8 by the gap S. The shell member 8 moves so as to cover the mating housing 4 by fitting and connecting the housing 7 to the mating housing 4. The mating housing 4 and the housing 7 are sealed by a sealing member 16.
The lever 9 includes a pair of side plate portions 17 arranged on both sides in the width direction of the housing 7, a connecting portion 18 for connecting the pair of side plate portions 17 to the housing 7, and an operation portion 19 for connecting the pair of side plate portions 17. To be equipped with. The lever 9 is rotatably supported by the lever shaft 14 by attaching the connecting portion 18 to the lever shaft 14 provided in the housing 7. The lever 9 is rotated around the lever shaft 14 by the operation unit 19.
The pair of side plate portions 17 are provided with guide grooves 21 that engage with a pair of guide shafts 20 that are provided so as to project from the mating side housing 4. The guide groove 21 includes an open start end portion 22 that receives the guide shaft 20, an end portion 23 that fits the housing 7 into the mating housing 4, and a lever shaft 14 from the start end portion 22 toward the end portion 23. It has a pushing portion 24 that is curved so that the distance from the guide shaft 20 is shortened.

The lever type connector 1 is provided in the mating housing 4 by slightly fitting the housing 7 into the mating housing 4 of the mating connector 2 and covering the mating housing 4 of the mating connector 2 with the shell member 8. The guide shaft 20 is aligned with the start end portion 22 of the guide groove 21 provided in the pair of side plate portions 17 of the lever 9 and is received.
Then, in a state where the guide shaft 20 is received by the start end portion 22 of the guide groove 21, the lever type connector 1 moves the lever 9 by the operation portion 19 from the release position shown in FIG. 5 to the fitting position shown in FIG. When the rotation operation is performed in the direction, the position of the guide groove 21 in contact with the guide shaft 20 moves from the start end portion 22 to the end portion 23 via the push portion 24.
In the lever type connector 1, when the position of the guide groove 21 in contact with the guide shaft 20 moves toward the terminal portion 23 by the rotation operation of the lever 9, the guide shaft 20 and the lever shaft 14 approach each other. The housing 7 is deeply fitted into the mating housing 4 of the mating connector 2, and the shell member 8 is pushed so as to deeply cover the mating housing 4.
In the lever type connector 1, when the lever 9 is rotated to the fitting position and the position of the guide groove 21 in contact with the guide shaft 20 passes the pushing portion 24 and reaches the terminal portion 23, the mating housing 4 and the housing 7 The fitting connection is completed, and the shell member 8 moves to a position where it completely covers the mating housing 4. In the lever type connector 1, the terminal 10 is electrically connected to the mating terminal 6 when the mating connection between the mating housing 4 and the housing 7 is completed.

As shown in FIG. 5, the mating side connector 2 having the mating side housing 4 includes a fixing portion 25 on the upper portion of the substrate 3 to which the mating side housing 4 is fixed. The fixing portion 25 is provided with a mating bolt hole 26. The lever type connector 1 is provided with a protruding portion 27 extending so as to be located above the fixed portion 25 of the mating side connector 2 in the shell member 8 in a state of being fitted to the mating side connector 2. The protrusion 27 is provided with a bolt hole 28. As shown in FIG. 6, in the protruding portion 27, the axis C1 of the mating bolt hole 26 of the mating connector 2 and the axis C2 of the bolt hole 28 coincide with each other in a state where the lever type connector 1 is fitted to the mating connector 2. Move to the position where you want to.
The lever-type connector 1 includes a mating bolt hole 26 in which the axes C1 and C2 coincide with each other and a bolt 29 inserted into the bolt hole 28. The bolt 29 is inserted into the mating bolt hole 26 and the bolt hole 28 to maintain the mated connection state of the lever type connector 1 with the mating connector 2.
In the lever type connector 1, when the mating housing 4 and the housing 7 are fitted and connected by the rotation operation of the lever 9, the protruding portion 27 moves so as to be located above the fixed portion 25, and the bolt hole 28 Moves to a position where the mating bolt hole 26 of the mating connector 2 and the axes C1 and C2 coincide with each other. As shown in FIG. 6, the lever-type connector 1 is tightened by communicating the bolt 29 through the mating bolt hole 26 and the bolt hole 28 in a state where the mating housing 4 and the housing 7 are fitted and connected. The mating connection state between the mating housing 4 and the housing 7 is maintained.

In this way, the lever-type connector 1 is bolted to a position where it can be fixed with a bolt 29 to the mating bolt hole 26 of the mating connector 2 when the mating housing 4 and the housing 7 are fitted and connected to each other. Since the hole 28 moves, the bolt 29 is communicated with the mating bolt hole 26 and the bolt hole 28 to ensure that the lever type connector 1 is held in the mating state with respect to the mating connector 2 without providing a lock portion. And since there is no lock part, it does not become large.
Further, since the lever type connector 1 is fixed to the mating side connector 2 with the bolt 29, it is possible to maintain the mated connection state at one place even if the connector connects a plurality of terminals 10.
Further, the lever type connector 1 has a gap S between the shell member 8 and the housing 7, and the bolt 29 is communicated with the mating bolt hole 26 and the bolt hole 28 to fit into the mating connector 2. Even when the mated state is maintained, the housing 7 does not move by allowing the shell member 8 to move with respect to the housing 7 in the gap S.
Therefore, the lever type connector 1 can surely hold the fitted state with respect to the mating side connector 2 without providing the lock portion as in the conventional case.

INDUSTRIAL APPLICABILITY According to the present invention, the mated state of the connectors can be reliably maintained without enlarging the shape, and the present invention can be used for a connector for connecting cables of various electric devices.

1 Lever type connector 2 Mating connector 3 Board 4 Mating housing 6 Mating terminal 7 Housing 8 Shell member 9 Lever 14 Lever shaft 17 Side plate 18 Connecting part 19 Operation part 20 Guide shaft 21 Guide groove 25 Fixed part 26 Mating side bolt Hole 27 Protrusion 28 Bolt Hole 29 Bolt

Claims (2)

A lever having a housing that is fitted and connected to the mating housing, a shell member that covers the housing, and a lever that is provided on the housing and that fits and connects the mating housing and the housing by rotating the housing. It ’s an expression connector,
The shell member is provided with a bolt hole.
When the mating housing and the housing are fitted and connected by the rotation operation of the lever, the shell member is configured to move in a direction toward the mating housing.
By moving the shell member, the axis of the mating bolt hole provided in the mating connector having the mating housing coincides with the axis of the bolt hole.
In a state where the mating housing and the housing are fitted and connected, by communicating the bolts through the mating bolt holes and the bolt holes, only two of the shell member and the mating connector are provided by the bolts. A lever-type connector that is tightened to maintain a mated connection. A feature is that a gap is provided between the shell member and the housing, and the position of the housing does not move even when the bolt is communicated with the mating bolt hole and the bolt hole. The lever type connector according to claim 1.

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