JP2587855Y2 - Evaporator connector fixing device - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connector fixing device for an evaporator, which can be used for fixing a connector of a sensor for detecting a temperature in an evaporator case in an air control device for a vehicle. .

[0002]

2. Description of the Related Art A sensor (generally, a thermistor) is provided in an evaporator used for an air control device of an automobile so as to detect a temperature in an evaporator case. FIG. 9 shows an example of this, in which the temperature of the refrigerant in the vicinity of the blowing section 2 of the evaporator case 1 is detected by a sensor (not shown), and this detection signal is coupled to the sensor-side connector 3 and the sensor-side connector 3. The signal is output to a controller (not shown) via an evaporator external connector (not shown) or the like, and is controlled by the controller to prevent marbling and icing.

In this case, as shown in FIG. 10, for example, the sensor-side connector 3 is provided with a claw 5 that can be fitted into a hole 4 formed in the evaporator case 1 and the claw 5 is fitted into the hole 4. Or by binding (band clamp) with a band 6 as shown in FIG. 11, or by attaching a harness cover 7 as shown in FIG. The connecting device of the connector of the wire harness used in the instrument panel is disclosed in Japanese Utility Model Laid-Open No. 1-142345. No. -18965.

[0004]

Incidentally, it is desired that the sensor-side connector 3 of the evaporator can be easily mounted, and that the configuration is simple and inexpensive. However, in the one shown in FIG. 10, the claw 5 is provided on the sensor-side connector 3, so that the cost is increased by that amount, so that the above-mentioned demand cannot be met, and furthermore, it is easily rocked and securely fixed. In addition, there is a problem that skill is required for connection because the connection cannot be securely performed. 11 and 12, it is necessary to prepare the band 6 and the harness cover 7, and accordingly, the number of parts increases, and the number of assembly steps increases due to the increase in the number of parts, resulting in an increase in cost. In addition to not being able to respond to the above-mentioned demands, there is a possibility that abnormal noise may be generated when it cannot be securely fixed.

The present invention has been made in view of the above circumstances, and has as its object to provide an evaporator connector fixing device which can be easily mounted and has a simple structure.

[0006]

In order to achieve the above object, the present invention provides a substantially rectangular cord insertion part for connecting cords.
And the outside of the evaporator connected to the cord insertion portion
A substantially rectangular cylindrical connecting portion connected to the connector.
With the connector fixing device of the evaporator to fix the connector
The evaporator case is formed integrally with a pair of flexibly deformable plate-shaped portions disposed at a predetermined distance so as to sandwich the cord insertion portion of the connector, and the tops of the pair of plate-shaped portions are formed as described above. Set at a position higher than the height of the cord insertion part , and project to the side opposite to the top of the pair of plate-shaped parts before
A claw portion for holding down the cord insertion portion is formed, and a portion of the pair of claw portions that is separated from the evaporator case is inclined toward the base side of the plate-shaped portion as approaching the claw portion on the other side. An inclined surface , wherein the connecting portion is
Larger than the cord insertion part, the coupling surface with the cord insertion part
The portion of the portion on the side along the pair of plate-shaped portions is
The evaporator case
To the pair of plate-shaped portions, the side of the cord insertion portion.
A clamping portion for clamping the portion and a bent portion formed on the clamping portion
Approximately L-shaped consisting of a facing part facing the end face of the cord insertion part
A pair of wall portions having a shape and a pair sandwiching side portions of the connecting portion.
A pair of walls that form a wall portion and sandwich the side portion of the connecting portion
One wall of the part is the part facing the end face of the connecting part
It is characterized by having .

[0007]

With this configuration, when a pair of plate-like portions are pressed by a part of the connector, the pair of plate-like portions bend outward and a part of the connector is easily inserted between the pair of plate-like portions. Then, when a part of the connector passes through the claw portion, the pair of plate-shaped portions returns to the original state, and the claw portion presses a part of the connector from above.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to FIGS. In the figure, the sensor-side connector 3
Has a structure in which a substantially rectangular code insertion portion 9 for connecting a cord 8 for an evaporator sensor (not shown) and a substantially rectangular cylindrical connecting portion 10 for connecting to an evaporator external connector (not shown) are provided. The connecting portion 10 is larger than the insertion portion 9, and a step is formed on each lower surface.

A substantially plate-like connector fixing portion 12 having a plate-like portion 11 to be described later is integrally fixed to the vicinity of the blowout portion 2 of the evaporator case 1 by sticking. The connector fixing portion 12 is formed with a step corresponding to the shape of the lower surface of the sensor-side connector 3 so that the lower surface of the sensor-side connector 3 can be placed on top of the connector. A pair of plate-like portions 11 are formed at the center of the connector fixing portion 12 so as to protrude with a space corresponding to the width of the cord insertion portion 9. The pair of plate-like portions 11 have dimensions slightly longer than the height of the cord insertion portion 9, and claw portions 13 projecting to opposing sides and pressing the cord insertion portion 9 are formed at the tops thereof. The insertion section 9 is pressed from above. In this case, the portion of the pair of claw portions 13 on the side (upper side in FIG. 1) separated from the evaporator case 1 is
As shown in FIG. 2, an inclined surface (symbol omitted) is formed which inclines toward the base side (the lower side in FIG. 1) of the plate-shaped portion 11 as it approaches the claw portion 13 on the other side. Also, as shown in FIG.
At the joint surface portion of the connecting portion 10 with the cord insertion portion 9
The portions (symbols omitted) on the direction side along the pair of plate-like portions 11 are:
It protrudes from the cord insertion portion 9.

A pair of substantially L-shaped wall portions 14 are formed on the connector fixing portion 12 so as to face the pair of plate-like portions 11 so as to oppose each other. The part 9 is supported. As shown in FIG.
The pair of substantially L-shaped walls 14 has a bent portion (reference numeral omitted).
This bent part faces the end face of the cord insertion part
It has become something. In this embodiment, the bent portion is a facing portion.
Is configured. Further, a pair of wall portions 15 are formed in the connector fixing portion 12 so that the connecting portion 10 can be supported by sandwiching the side portions of the connecting portion 10. Also, a pair
One of the wall portions 15 (the right wall portion 1 in FIG. 1)
5) is substantially L-shaped as shown in FIG.
Facing the end face (the end face opposite to the cord insertion part 9)
It has a portion (symbol omitted).

In the evaporator connector fixing device configured as described above, when the pair of plate portions 11 is pressed from above by the cord insertion portion 9 of the sensor side connector 3, the pair of plate portions 11 bend outward. As a result, the cord insertion portion 9 is easily inserted between the pair of plate-like portions 11, and returns to the original state where the pair of plate-like portions 11 stand up when the upper surface portion of the code insertion portion 9 has passed the claw portion 13. Then, the pair of claws 13 are connected to the cord insertion portion 9.
Hold down. As described above, the claw portion 13 holds down the cord insertion portion 9, so that the sensor-side connector 3 is securely fixed. At the same time in this state, the walls 14, 15
Since the cord insertion portion 9 and the connecting portion 10 are supported, the plate-shaped portion 11 and the claw portion 13 fix the cord insertion portion 9 as described above, and further securely fix the sensor-side connector 3. Become.

As described above, the sensor-side connector 3 can be fixed by pressing the sensor-side connector 3 against the pair of plate-like portions 11 and inserting the sensor-side connector 3 between the pair of plate-like portions 11.
The sensor-side connector 3 can be fixed with one touch, and the mounting workability is improved.

Since the number of parts is reduced by omitting the band 6 and the harness cover 7 as compared with those shown in FIGS. 11 and 12, the overall apparatus can be reduced in cost and the mounting workability can be improved. 11 and 12, there is a possibility that abnormal noise may occur due to improper tightening or sticking of the band 6 or the harness cover 7, but in the present invention, it is possible to securely fix as described above. There is no danger of generating abnormal noise.

Since the sensor-side connector 3 can be securely fixed as described above, it is possible to prevent a situation in which the evaporator sensor is pulled, and to prevent the sensor-side connector 3 from being caught by other parts. can avoid. Further, since the sensor-side connector 3 can be securely fixed, the connection work can be easily performed.

In this embodiment, the connector fixing portion 12 and thus the plate portion 11 are integrally fixed to the evaporator case 1 by sticking. However, the present invention is not limited to this. Alternatively, for example, the plate-shaped portion 11 may be formed by being integrally formed with the evaporator case 1.
By forming the plate portion 11 integrally with the evaporator case 1 in this manner, the number of components of the entire apparatus can be further reduced, and the cost can be reduced and the mounting workability can be improved.

[0016]

The present invention is a connector fixing device for an evaporator constructed as described above. Therefore, the connector to be mounted here (in the embodiment, the connector on the sensor side is used, but another connector may be used). By pressing the connector, the connector can be fixed with one touch. As a result, the mounting workability is improved. Since the sensor-side connector is fixed by being inserted between the pair of plate-shaped portions, the sensor-side connector can be securely fixed. Also, since the fixing of the sensor-side connector is achieved without separately providing a fastening member such as a band or a harness cover, the number of parts can be reduced, the entire device can be reduced in cost, and the mounting workability is improved. Can be.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view schematically showing a main part of an embodiment of the present invention.

FIG. 2 is a perspective view of the embodiment.

FIG. 3 is a perspective view showing a sensor-side connector of the embodiment.

FIG. 4 is a front view showing a connector fixing portion of the embodiment.

FIG. 5 is a plan view showing a connector fixing portion of the embodiment.

FIG. 6 is a side view showing the connector fixing portion of the embodiment.

FIG. 7 is a sectional view taken along line GG of FIG. 4;

FIG. 8 is a sectional view taken along line FF of FIG. 4;

FIG. 9 is a perspective view showing a conventional example of a connector fixing device for an evaporator.

FIG. 10 is an exploded perspective view showing a connector fixing device provided with claws.

FIG. 11 is a perspective view showing a connector fixing device using a band.

FIG. 12 is a perspective view showing a band used for fixing the connector.

[Explanation of symbols]

 1 Evaporator case 3 Sensor side connector 9 Cord insertion part 11 Plate part 13 Claw part

Claims (1)

(57) [Scope of request for utility model registration] 1. A substantially rectangular cord insertion portion for connecting a cord.
And the outside of the evaporator connected to the cord insertion portion
A substantially rectangular cylindrical connecting portion connected to the connector.
With the connector fixing device of the evaporator to fix the connector
The evaporator case is formed integrally with a pair of flexibly deformable plate-shaped portions arranged at a predetermined distance so as to sandwich the cord insertion portion of the connector, and the tops of the pair of plate-shaped portions are formed as described above. It is set at a position higher than the height of the cord insertion portion , and protrudes to the side opposite to the tops of the pair of plate-shaped portions, and
Forming a claw portion for holding down the insertion portion , and inclining toward a base side of the plate-shaped portion as the claw portion of the pair is separated from the evaporator case as approaching the claw portion of the counterpart. Surface, and the connecting portion is larger than the cord insertion portion and has a cord.
Along the pair of plate-shaped portions in the coupling surface portion with the pad insertion portion
The portion on the direction side projects from the cord insertion portion, and is connected to the pair of plate-shaped portions on the evaporator case.
A clamping portion for clamping a side portion of the cord insertion portion and the clamping
Bends at the insertion part and faces the end face of the cord insertion part
A pair of substantially L-shaped walls formed of facing portions, and
A pair of wall portions sandwiching the side portion, and one of the pair of wall portions sandwiching the side portion of the connecting portion;
A connector fixing device for an evaporator, comprising a portion facing an end face of a connecting portion .