JPH075879U - Lever device for vehicles - Google Patents

Abstract

(57) [Summary] [Purpose] To facilitate the removal or installation of the lever in the configuration in which the lever is attached to the combination switch from the side. [Structure] The main body case 11 supports a lower portion of a bracket 39 of a turn signal lever assembly 37. The bracket 39 supports the turn signal lever 38 so as to be vertically rotatable. An engagement groove 59 is formed on the inner surface of the side wall of the main body case 11. An engagement protrusion 60 is formed on the side surface of the cover body 54. By engaging the engagement protrusion 60 with the engagement groove 59, the cover body 54 can be engaged with the upper surface opening of the body case 11. An auxiliary cover 55 is rotatably provided on the cover main body 54, and when the auxiliary cover 55 is held in contact with the main body case 11, the engaging shaft 39a of the bracket 39 is pivoted to the hole 56a of the auxiliary cover 55. Supported.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a vehicle lever device provided on a combination switch body so as to be laterally mountable.

[0002]

[Prior art]

 In recent years, in addition to a horn switch, various electronic devices such as a control switch of an air conditioner or an airbag device have been mounted on a steering wheel. In such a steering wheel equipped with a plurality of electronic devices, it is becoming difficult to remove the lever from the steering shaft due to the wiring of the electronic devices. Therefore, the removal work or the installation work for repairing or replacing the lever is extremely troublesome. Therefore, for example, the turn signal lever device is detached from the side of the combination switch body.

FIG. 15 shows an example of this type of turn signal lever device. In FIG. 15, the turn signal lever device includes an insulator case 1, a switch case 2 and a cover 3 which are integrated by four screws, and a turn signal lever assembly 4 between the switch case 2 and the cover 3. It is constructed by holding the bracket of. The turn signal lever 4 can be operated laterally and vertically with respect to the switch case 2, and the turn signal switch of the insulator 1 is turned on / off according to the operation in the lateral direction, and the turn signal lever 4 can be operated in the vertical direction. Accordingly, the dimmer switch of the insulator 1 is turned on / off. A light switch is rotatably provided at the tip of the turn signal lever 4, and a cable for outputting an operation signal indicating the operation state of the light switch is derived from the base end ( Neither is shown).

The turn signal lever device configured as described above is adapted to be screwed to the combination switch body (not shown) from the side. The combination switch body can be attached to the steering column.

When the turn signal lever 4 fails and is to be removed for repair or replacement, first, the turn signal lever device is laterally removed from the combination switch body, and then four screws are attached. The cover 3 is removed from the switch case 2 by unscrewing it. Then, after removing the turn signal lever 4, the repaired turn signal lever 4 or a new turn signal lever 4 is assembled in the reverse order of the disassembly procedure and then attached to the combination switch body.

[0006]

[Problems to be solved by the device]

 However, in the case of the conventional structure described above, when the turn signal lever is repaired or replaced, the entire turn signal lever device needs to be removed from the combination switch body one by one. For this reason, there is a drawback that the work of removing or attaching the turn signal lever is extremely troublesome.

The present invention has been made in view of the above circumstances, and an object thereof is to provide a vehicle lever device in which a lever can be easily attached or assembled to a combination switch body.

[0008]

[Means for Solving the Problems]

 The vehicle lever device of the present invention is provided with a container-shaped switch case that supports the lower part of the base end of the lever so that it can be laterally attached to the combination switch body, and is located in the opening of the upper surface of the switch case. A cover main body is provided, and an engaging means for engaging the cover main body with the opening of the upper surface of the switch case by sliding sideways is provided, and the cover main body is engaged with the switch case at an end of the cover main body. In this state, an auxiliary cover that engages with the upper portion of the base end portion of the lever by pivoting downward is rotatably provided, and the auxiliary cover is held in an engaged state with the base end portion of the lever and is A holding means for releasing the held state in response to an operation is provided.

[0009]

[Action]

 When removing the lever from the combination switch body for repair or replacement, the holding state of the auxiliary cover by the holding means is released by an external operation. Then, when the auxiliary cover is rotated upward, the engagement state of the auxiliary cover with the base end portion of the lever is released, and thus the cover body is slid forward in the rotated state. As a result, the engagement state of the cover body with the switch case by the engagement means is released, so that the upper surface of the switch case is opened and the lever positioned in the switch case can be removed. On the other hand, when attaching the lever to the combination switch body, assemble it in the reverse order of the above disassembly procedure.

[0010]

【Example】

 Hereinafter, an embodiment in which the present invention is applied to a turn signal lever device will be described with reference to FIGS. 1 to 14. 2 to 4 show a container-shaped main body case which is a switch case. 2 to 4, a moderation member 12 having peaks and valleys formed alternately is provided on the inner surface of the side wall of the main body case 11. A curved guide groove 13 is formed on the bottom of the main body case 11. Recesses 14 and 15 are formed on the back side of the main body case 11, and windows 16 and 17 communicating with the recesses 14 and 15 are formed on the bottom.

A pair of claw portions 18 serving as holding means are formed on the upper portion of the side wall of the main body case 11. A rib 20 having a guide groove portion 19 is formed on the back surface side of the main body case 11 so as to face each other, and a pair of engaging claws 21 are formed so as to project downward. Further, mounting flange portions 22 are formed on both side surfaces of the main body case 11.

5 to 7 show an insulator case that constitutes a switch case together with the main body case 11. 5 to 7, a plurality of fixed contacts 24 that constitute a turn signal switch are provided on the upper surface of the insulator case 23. A chamber 25 is formed in the lower portion of the insulator case 23, and a dimmer plate 26 having a movable contact 26a at its tip is supported in a cantilever state in the chamber 25. The insulator case 23 is provided with a fixed contact 27 facing the movable contact 26a, and the movable contact 26a and the fixed contact 27 constitute a dimmer switch 28. A plurality of holes 29 are formed in the insulator case 23 so as to correspond to the dimmer plate 26, and a push rod 30 is inserted into each hole 29 while being biased upward by the dimmer plate 26. A cable (not shown) connected to each of the fixed contacts 24 and 27 is led out from the insulator case 23.

A rib 31 is formed on the side surface of the insulator case 23, and an engagement recess 32 is formed on the back surface of the insulator case 23. The insulator case 23 can be attached to the main body case 11 by inserting the rib 31 of the insulator case 23 into the guide groove portion 19 of the rib 20 of the main body case 11, and when the attachment is completed, the insulator case 23 can be attached. The engaging piece 21 of the main body case 11 is engaged with the engaging recessed portion 32 of 23, and both are integrated in a state in which they do not come off (see FIG. 1).

In the form in which the insulator case 23 is integrated with the main body case 11, the recesses 14 and 15 of the main body case 11 are closed by the upper surface of the insulator case 23 as shown in FIG. The contact holder 33 is disposed in the recess 14. In this case, a movable contact piece 34 is mounted on the lower surface of the contact holder 33, and the movable contact piece 34 and the fixed contact 24 of the insulator case 23 constitute a turn signal switch 35. Therefore, the turn signal switch 35 is turned on / off according to the sliding of the contact holder 33.

A cam plate 36 is disposed in the recess 15 of the main body case 11. An inclined concave portion 36a is formed on the lower surface of the cam plate 36, and the push rod 30 is pressed downward by the inclined concave portion 36a according to the movement of the cam plate 36. Therefore, the dimmer switch 28 is turned on / off according to the slide of the cam plate 36.

8 and 9 show a turn signal lever assembly. 8 and 9, the turn signal lever assembly 37, which is a lever, is constructed by pivotally supporting a turn signal lever 38 on a shaft 40 of a bracket 39, which is a base end portion, at the tip thereof. Is provided with a ball 42 urged by a compression coil spring 41 in a protruding shape. A moderation arm 43 is integrated with the bracket 39, and a moderation member 44 fixed to the moderation arm 43 is in contact with a ball 42 provided at the tip of the turn signal lever 38 in a biased state. An engaging shaft 39a is formed on the upper surface of the bracket 39, and a guide protrusion 39b is formed on the lower surface.

A ball 46 urged by a compression coil spring 45 is provided on both sides of the tip of the moderation arm portion 43 in a protruding shape. A holder arm 48 that swings around the shaft 47 is provided at the tip of the turn signal lever 38. The holder arm 48 swings around the shaft 47 in response to the turn signal lever 38 being operated in the vertical direction with respect to the bracket 39.

A guide convex portion 49 is integrally formed on the upper surface of the moderation arm portion 43, and a cancel member 50 constituting a cancel mechanism is slidably mounted on the guide convex portion 49. The canceling member 50 has pressing projections 51 formed at both ends, and is positioned at a neutral position shown by a compression coil spring (not shown). At the tip of the upper surface of the moderation arm portion 43, a triangular protrusion 52 forming a canceling mechanism is formed.

As shown in FIG. 1, when the turn signal lever assembly 37 is accommodated in the main body case 11 in a positioned state, the guide protrusion 39 b of the bracket 39 slides into the guide groove portion 13 of the main body case 11. A ball 46 provided at the tip of the moderation arm portion 43, which is engaged as much as possible, is located at the valley portion of the moderation member 12. Further, a protrusion 33a formed on the upper surface of the contact holder 33 and protruding from the window 17 of the main body case 11 slidably engages with an engagement groove 43a formed on the lower surface of the moderation arm 43. The tip of the holder arm 48 projects downward from the window 17 of the main body case 11 and slidably engages with an engaging groove 36a formed on the upper surface of the cam plate 36.

10 to 12 show a cover. The cover 53 is made of polypropylene or nylon, and is formed by integrally forming a cover body 54 and an auxiliary cover 55. In this case, a V cut 53a is formed at the boundary between the cover body 54 and the auxiliary cover 55, and the auxiliary cover 55 is rotatable with respect to the cover body 54 about the V cut 53a. A hole 55a is formed on the upper surface of the auxiliary cover 55. A ratchet 57, which constitutes a canceling mechanism, is attached to the lower surface side of the cover body 54. That is, the projection 57a is formed on the upper surface of the ratchet 57, the projection 57a is slidably inserted into the long hole 54a formed in the cover body 54, and the tension coil spring 58 moves forward. Suspended in a biased state.

Here, the cover 53 is formed so as to be engageable with the upper opening of the main body case 11, and the engagement structure between the cover 53 and the main body case 11 will be described below. That is, as shown in FIG. 1, an engaging groove 59 as an engaging means is formed at the upper end of the side wall of the main body case 11. Further, an engaging protrusion 60 as an engaging means is formed on the side surface of the cover 53. Then, the engaging protrusion 60 of the cover 53 is pushed toward the engaging groove 59 of the main body case 11 while sliding the cover 53 to the side of the main body case 11, so that the engaging protrusion 60 is engaged with the engaging groove 59. The cover 53 can be engaged with the main body case 11 by engaging with. In this case, small protrusions are formed on the engaging protrusion 60 and the engaging groove portion 59, and the small protrusions are engaged with each other in a state in which they are engaged with each other so that they can be prevented from coming off. .

In the state where the cover 53 is attached to the upper surface opening of the main body case 11 as described above, the protrusion formed on the lower surface of the ratchet 57 attached to the cover main body 54 as shown in FIG. 57b comes into contact with the protrusion 52 provided on the moderation arm portion 43 of the turn signal lever assembly 37 and retracts. Further, the ratchet 57 is in a relationship of performing the cancel operation in cooperation with the cancel member 50.

Then, when the auxiliary cover 55 of the cover 53 attached to the upper opening of the main body case 11 is rotated downward, the engagement shaft 39 a provided on the bracket 39 of the turn signal lever assembly 37 is attached to the auxiliary cover. It penetrates into the hole 56a provided in 55. At this time, the claw portion 18 provided on the upper surface of the main body case 11 engages with the upper surface of the auxiliary cover 55, so that the auxiliary cover 55 is held in contact with the main body case 11 as shown in FIG. As a result, the cover 53 is attached to the main body case 11 in a retaining state, and in the attached state, the turn signal lever assembly 37 is rotated laterally about the engaging shaft 39a by the main body case 11 and the cover 53. Holds operably. In this case, a lateral rotation operation of the turn signal lever 37 provides a feeling of moderation due to the cooperative operation of the ball 46 and the moderation member 12, and the turn signal lever 37 rotates according to the rotational position. Switch 35 turns off.

The turn signal device having the above structure is laterally attached to and integrated with the combination switch body. The combination switch body is attached to the steering column. A steering wheel is attached to the tip of the steering shaft that penetrates the combination switch body (none of them is shown). In this case, when the turn signal lever 38 is rotated, the ratchet 57 projects to the rotation locus of a cancel cam (not shown) that rotates integrally with the steering shaft, and returns to the neutral position according to the rotation direction of the cancel cam. It is supposed to do.

Next, the operation of the above configuration will be described. When the turn signal lever assembly 36 is repaired or replaced, the claw portion 18 provided on the body case 11 is elastically deformed toward the front. Then, the auxiliary cover 55 is rotatable with respect to the cover main body 54, so that the auxiliary cover 55 is rotated upward. As a result, as shown in FIG. 13, the engagement state of the auxiliary cover 55 with respect to the turn signal lever assembly 37 is unlocked, and therefore the engagement protrusion 60 and the engagement groove portion are slid by sliding the cover 53 forward. The engagement with 59 is released. Therefore, since the cover 53 can be removed from the main body case 11, the turn signal lever assembly 37 is removed from the main body case 11.

When the turn signal lever assembly 37 is repaired or a new turn signal lever 37 is mounted, the turn signal lever assembly 37 can be assembled in the reverse order of the above disassembly work.

According to the above structure, the cover body 54 is engaged with the body case 11 for supporting the lower portion of the bracket 39 of the turn signal lever assembly 37 so as to be integrated with the body case 11. Since the upper portion of the bracket 39 is supported by holding the rotatably provided auxiliary cover 55 in a state of abutting against the main body case 11 by the claw portion 18, the main body case 11 is removed from the combination switch main body. The turn signal lever assembly 37 can be removed from the main body case 11 without removing it. Therefore, unlike the conventional example in which the entire device must be removed from the combination switch to remove the turn signal lever, the turn signal lever assembly 37 can be easily removed or installed. .

Although the auxiliary cover 55 is held in contact with the main body case 11 by the claw portion 18 provided on the main body case 11 in the above embodiment, the auxiliary cover 55 may be screwed from the side. Good. Further, the present invention may be applied to a wiper switch and may be applied to a lever that does not rotate.

[0029]

[Effect of device]

 As is apparent from the above description, according to the vehicle lever device of the present invention, the cover main body is engaged with the upper opening of the switch case supporting the lower portion of the base end portion of the lever by the engaging means, and The auxiliary cover rotatably provided on the cover body is held by the holding means in a state of being engaged with the upper portion of the base end portion of the lever, so that the cover body engaged with the body case is laterally moved. Since it is detached, the lever can be easily attached or assembled to the combination switch body.

[Brief description of drawings]

FIG. 1 is an overall vertical cross-sectional view showing a cover in a detached state according to an embodiment of the present invention.

FIG. 2 is a plan view of the main body case.

[Fig. 3] Vertical side view of the body case

[Fig. 4] Bottom view of the body case

FIG. 5 is a plan view of an insulator case.

FIG. 6 is a vertical sectional side view of the insulator case.

FIG. 7 is a bottom view of the insulator.

FIG. 8 is a plan view of the turn signal lever assembly.

[Fig.9] Vertical side view of turn signal lever assembly

FIG. 10 is a plan view of the cover.

FIG. 11 is a cutaway side view of the cover.

FIG. 12 is a bottom view of the cover.

FIG. 13 is an overall vertical sectional view showing a process of engaging the cover with the main body case.

FIG. 14 is an overall vertical sectional view showing a state where the cover is completely engaged with the main body case.

FIG. 15 is an exploded perspective view of an entire conventional example

[Explanation of symbols]

11 is a main body case (switch case), 18 is a claw portion (holding means), 23 is an insulator case (switch case), 37 is a turn signal lever assembly, 38 is a turn signal lever (lever), 39 is a bracket (base end) Part), 53 is a cover, 54 is a cover body, 55 is an auxiliary cover, 59 is an engaging groove (engaging means), and 60 is an engaging protrusion (engaging means).

Claims (1)

[Scope of utility model registration request] 1. A container-shaped switch case that is provided so as to be laterally attached to a combination switch main body and supports a lower portion of a base end portion of a lever, and a cover main body that is located in an opening portion of an upper surface of the switch case. Engaging means for engaging the cover body with the opening of the upper surface of the switch case by sliding sideways, and the cover body rotatably provided at the end of the cover body, the cover body engaging with the switch case. State, an auxiliary cover that engages with the upper part of the base end of the lever by pivoting downward, and the auxiliary cover is held in an engaged state with the base end of the lever and is held in accordance with an external operation. And a holding means for releasing the lever.