JP2013254700A - Connector - Google Patents

Abstract

PROBLEM TO BE SOLVED: To protect a device side hood part in a fitting state of both connectors while improving fitting workability of an electric wire side connector to a device side connector.SOLUTION: A device side connector 30 has a device side hood part 32 group formed by laminating a plurality of device side hood parts 32 provided by being opened in a fitting direction front side, and a plurality of male terminals 50 respectively housed in the device side hood parts 32 and provided projecting from an interior wall 37 of the device side hood parts 32 to the fitting direction front side. An electric side connector 10 has a single electric wire side hood part 12 for collectively covering the device side hood part 32 group when both the connectors 10 and 30 are fitted, a plurality of male terminals 40 with the plurality of male terminals 50 respectively fitted thereinto, and a plurality of terminal holding cylinder parts 14 provided with a cavity 19 for housing the male terminals 40 inside, projecting from an interior wall 13 of the electric wire side hood part 12, and individually inserted into the plurality of device side hood parts 32 when both the connectors 10 and 30 are fitted.

Description

  The present invention relates to a connector.

  2. Description of the Related Art Conventionally, as a device-side connector provided with a plurality of device-side hood portions that accommodate a plurality of male terminals therein, for example, one described in Patent Document 1 below is known. On the other hand, the wire-side connector that can be fitted to the device-side connector includes a female terminal that fits the male terminal, and a plurality of terminals that are inserted into the device-side hood portion with a cavity that accommodates the female terminal inside. An accommodation tube portion is provided. Therefore, when the electric wire side connector is fitted to the equipment side connector, the terminal accommodating cylinder portion is inserted into the equipment side hood portion, and the male terminal is fitted to the female terminal.

JP 2006-344419 A

  However, in the above connector, since the plurality of wire side connectors are configured separately, the work of inserting each terminal accommodating cylinder portion into each device side hood portion becomes troublesome, and the fitting of the wire side connector to the device side connector is troublesome. The workability is poor. In addition, in a state where the terminal housing cylinder portion is inserted into the device-side hood portion, the device-side hood portion is exposed to the outside, so that the device-side hood portion is easily damaged when subjected to an impact from the outside.

  The present invention has been completed based on the above circumstances, and protects the device-side hood portion in the fitted state of both connectors while improving the fitting workability of the wire-side connector to the device-side connector. For the purpose.

  The present invention is a connector in which a device-side connector provided on the device side and a wire-side connector provided on the electric wire side can be fitted, and the device-side connector opens to the front side in the fitting direction. A group of equipment side hood parts formed by stacking a plurality of equipment side hood parts provided, and a plurality of male terminals respectively provided in the equipment side hood part and protruding from the back wall of the equipment side hood part to the front side in the mating direction A wire-side connector, a single wire-side hood portion that collectively covers the device-side hood portion group when fitting both connectors, and a plurality of female terminals that are respectively fitted with a plurality of male terminals, It has a cavity that accommodates female terminals inside and protrudes from the back wall of the wire side hood part to the front in the mating direction, and is inserted individually into the plurality of equipment side hood parts when both connectors are mated And having a plurality of terminal holding cylinders Having the features the time.

  According to such a configuration, when the electric wire side connector is fitted to the equipment side connector, each terminal accommodating cylinder portion is collectively inserted into each equipment side hood portion, and each male terminal is collectively attached to each female terminal. Mating. Moreover, in the fitting state of both connectors, since the apparatus side hood part group is collectively covered with the electric wire side hood part, the apparatus side hood part group is not damaged when receiving an impact from the outside. Therefore, it is possible to protect the device-side hood portion in the fitted state of both connectors while improving the fitting workability of the wire-side connector to the device-side connector.

The following configuration is preferable as an embodiment of the present invention.
The electric wire side connector may have a configuration in which a bending prevention wall that connects adjacent terminal holding cylinder portions to each other is provided, and a slit that allows the deflection prevention wall to escape is formed in the device side hood portion group.

  According to such a configuration, when the terminal holding cylinder portion is molded, when the terminal holding cylinder portion is about to fall down due to heat shrinkage of the resin, the terminal holding cylinder portion can be prevented from falling down by the bending prevention wall. . Further, when the two connectors are fitted, the bending prevention wall enters the slit, so that the bending prevention wall does not interfere with the device side hood portion group.

  The device-side connector has a device-side case that collectively covers the device-side hood portion group, and the wire-side hood portion collectively covers the device-side hood portion group via the device-side case when both connectors are fitted. It is good also as a structure.

  According to such a configuration, the device-side hood portion group can be protected even before both connectors are fitted.

  ADVANTAGE OF THE INVENTION According to this invention, the apparatus side hood part can be protected in the fitting state of both connectors, improving the fitting workability | operativity of the electric wire side connector with respect to the apparatus side connector.

The perspective view which looked at the state where the electric wire side connector was fitted in the equipment side connector from the diagonal Left side view of the wire side connector fitted to the device side connector as seen from the left side Perspective view of wire side connector Left side view of the wire side connector from the left side Front view of the wire side connector as seen from the front Right side view of the wire side connector viewed from the right side Perspective view of device side connector Front view of device side connector as seen from the front Right side view of device side connector viewed from the right side Bottom view of device side connector viewed from below Partially cutaway sectional view cut along line AA in FIG. Partially cutaway sectional view cut along line BB in FIG. Sectional view of the male terminal fitted to the female terminal as seen from above Sectional drawing which looked at the state where the bending prevention wall was accommodated in the notch from the lower part

<Embodiment>
An embodiment of the present invention will be described with reference to the drawings of FIGS. As shown in FIG. 1, the connector in the present embodiment includes an electric wire side connector 10 and a device side connector 30 that can be fitted to each other. The device-side connector 30 is a connector provided on the device side where flat devices such as a battery and a substrate are stacked. On the other hand, the electric wire side connector 10 is a connector connected to the terminal of the electric wire W, such as a voltage detection line and a power line. In the following description, the fitting direction of both connectors 10 and 30 is the front-rear direction, and the fitting surface side is the front side.

  As shown in FIG. 3, the electric wire side connector 10 has an electric wire drawing surface 11 from which the electric wire W is drawn out rearward, and the electric wire side hood portion 12 rises forward from the periphery of the electric wire drawing surface 11. Is provided. As shown in FIG. 5, the electric wire side hood portion 12 is configured to open to the front and right sides, and a plurality of terminal accommodating tube portions 14 are arranged in the vertical direction on the back wall 13. Yes. Each terminal accommodating cylinder portion 14 is configured to protrude forward from the back wall 13. Adjacent terminal accommodating cylinders 14 are connected to each other by a deflection preventing wall 15. As shown in FIG. 6, the deflection preventing wall 15 is disposed on the distal end side of the terminal accommodating cylinder portion 14. On the other hand, a retainer 16 is attached to the base end side of the terminal accommodating cylinder portion 14.

  As shown in FIG. 4, a flat lock arm 17 is provided on the right side surface of the electric wire side hood portion 12. As shown in FIG. 3, the lock arm 17 is configured to extend forward from a rear end of the electric wire side hood portion 12 in a cantilever shape. A lock hole 18 is formed through the front end of the lock arm 17 in the thickness direction. The front end of the lock arm 17 is formed to be elastically displaceable.

  As shown in FIG. 13, a cavity 19 that can accommodate the female terminal 40 is formed inside the terminal accommodating cylinder portion 14. The female terminal 40 includes an electric wire connecting portion 41 connected to the end of the electric wire W and a terminal fitting portion 42 into which the male terminal 50 is fitted. The terminal fitting portion 42 has a rectangular tube shape with both front and rear ends opened, and an elastic contact piece 43 is formed therein. A male terminal 50 having a square cross section can enter the front end opening of the terminal fitting portion 42, and the elastic contact piece 43 is bent and deformed to elastically contact the male terminal 50. 40 and 50 are connected to be conductive.

  A male terminal insertion hole 20 through which the male terminal 50 is inserted is formed through the front wall of the terminal accommodating cylinder portion 14. On the other hand, a female terminal insertion hole 21 through which the female terminal 40 is inserted by penetrating the inner wall 13 of the wire side hood portion 12 is formed in the rear portion of the terminal accommodating cylinder portion 14. Further, a retainer mounting port 22 into which the retainer 16 is mounted is formed on the peripheral wall of the terminal accommodating cylinder portion 14. A lance 23 is formed on the inner wall of the terminal accommodating cylinder portion 14. Accordingly, when the female terminal 40 is inserted into the cavity 19 of the terminal accommodating cylinder portion 14 from the female terminal insertion hole 21, the lance 23 is fitted into the lance hole provided in the terminal fitting portion 42, so that the female terminal 40 is removed. Stopped. In addition, when the retainer 16 is mounted in the retainer mounting port 22, the retainer 16 is locked to the rear end corner of the terminal fitting portion 42 from the rear, so that the female terminal 40 is detached together with the lance 23 in a double locked state. Stopped.

  The device-side connector 30 has a plurality of device-side hood portions 32 provided for each device. Here, what laminated | stacked the some apparatus side hood part 32 is called the apparatus side hood part 32 group, and what laminated | stacked the some apparatus is called an apparatus group. The device group and the device side hood part 32 group are collectively covered with the device side case 31. The male terminal 50 is provided so as to protrude forward from the back wall 37 of the device-side hood portion 32. A portion of the device-side case 31 that covers the device-side hood portion 32 group is a device-side cover portion 33. As shown in FIG. 7, a lock protrusion 34 is provided on the right side surface of the device-side cover portion 33. When the device side cover portion 33 is fitted in the wire side hood portion 12 of the wire side connector 10, as shown in FIG. 2, the lock projecting portion 34 is fitted and locked in the lock hole 18 of the lock arm 17. Thus, both connectors 10 and 30 are held in the fitted state.

  A slit 36 is formed in the partition wall 35 that partitions the adjacent device-side hood portions 32 in the device-side hood portion 32 group. The slit 36 is disposed at the left end portion of the partition wall 35 and is formed by cutting out the left end portion of the partition wall 35 in the front-rear direction. In the present embodiment, the four device side hood portions 32 shown in the figure are arranged side by side in the vertical direction, and the three partition walls 35 shown in the figure that partition these are arranged. Therefore, the three slits 36 shown in the figure are arranged corresponding to each partition wall 35. When the connectors 10 and 30 are fitted together, the terminal accommodating cylinder portion 14 is inserted into the equipment side hood portion 32 as shown in FIG. 13, and the bending prevention wall 15 interferes with the partition wall 35 as shown in FIG. It is possible to escape to the slit 36 without causing it. Further, the device side hood portion 32 group is collectively covered by the wire side hood portion 12 through the device side cover portion 33. Therefore, the device side hood part 32 group is protected by the electric wire side hood part 12. In addition, since the plurality of terminal accommodating cylinder portions 14 can be collectively inserted into the corresponding device-side hood portions 32, the fitting workability of both the connectors 10 and 30 can be improved.

  The present embodiment is configured as described above, and its operation and effects will be described subsequently. First, in the case where the conventional structure, that is, the bending prevention wall 15 is not provided, when the electric wire side hood portion 12 is formed, it is difficult for the resin to flow into the space for forming the terminal accommodating cylinder portion, and the resin may be cut. There is sex. In that respect, in this embodiment, since the bending prevention wall 15 is provided between the adjacent terminal accommodating cylinder parts 14, resin can easily flow into the space in which the bending prevention wall 15 is formed, thereby preventing the resin from being cut. . Furthermore, since the terminal accommodating cylinder parts 14 are mutually connected by the bending prevention wall 15, it can suppress that the terminal accommodating cylinder part 14 falls down by the heat shrink at the time of shaping | molding.

  Moreover, in this embodiment, since the several terminal accommodating cylinder part 14 is comprised integrally by the electric wire side hood part 12, these terminal accommodating cylinder parts 14 are collectively inserted in the apparatus side hood part 32 group. Can do. Therefore, the fitting workability of both the connectors 10 and 30 can be improved. Moreover, since the apparatus side hood part 32 group is collectively covered with the electric wire side hood part 12 in the fitting state of both the connectors 10 and 30, the apparatus side hood part 32 group can be protected. Furthermore, since the apparatus side hood part 32 group is covered with the apparatus side cover part 33 of the apparatus side case 31 even before both the connectors 10 and 30 are fitted, the apparatus side hood part 32 group can be protected.

<Other embodiments>
The present invention is not limited to the embodiments described with reference to the above description and drawings. For example, the following embodiments are also included in the technical scope of the present invention.
(1) Although the bending prevention wall 15 is provided in the above-described embodiment, according to the present invention, a case in which no bending prevention wall is provided between adjacent terminal accommodating cylinders is included.

  (2) Although the device side hood portion 32 group is covered by the device side cover portion 33 of the device side case 31 in the above embodiment, according to the present invention, the device side hood portion 32 is not provided without providing the device side cover portion 33. It is good also as what covers a group directly by the electric wire side hood part 12. FIG.

DESCRIPTION OF SYMBOLS 10 ... Electric wire side connector 12 ... Electric wire side hood part 13 ... Back wall 14 ... Terminal accommodating cylinder part 15 ... Deflection prevention wall 19 ... Cavity 30 ... Equipment side connector 31 ... Equipment side case 32 ... Equipment side hood part 36 ... Slit 37 ... Back wall 40 ... Female terminal 50 ... Male terminal W ... Electric wire

Claims (3)

It is a connector in which a device side connector provided on the device side and a wire side connector provided on the electric wire side can be fitted,
The device-side connector is housed in a device-side hood portion group formed by stacking a plurality of device-side hood portions that are opened to the front side in the fitting direction, and the device-side hood portion, respectively. A plurality of male terminals provided protruding from the wall to the front in the mating direction,
The wire-side connector includes a single wire-side hood portion that collectively covers the device-side hood portion group when the two connectors are fitted, a plurality of female terminals that are respectively fitted to the plurality of male terminals, Provided with a cavity for accommodating a female terminal inside, and configured to protrude from the back wall of the wire side hood part to the front side in the fitting direction, and individually into the plurality of device side hood parts when the two connectors are fitted A connector having a plurality of terminal holding cylinders to be inserted. The electric wire side connector has a deflection preventing wall that connects each adjacent terminal holding cylinder part to each other,
2. The connector according to claim 1, wherein a slit for escaping the deflection preventing wall is formed in the device side hood portion group.   The device-side connector has a device-side case that collectively covers the device-side hood portion group, and the wire-side hood portion is connected to the device-side hood portion via the device-side case when the two connectors are fitted. The connector according to claim 1 or 2, wherein the group is collectively covered.

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