JPS62251255A - Folding type side mirror supporting device - Google Patents

Abstract

PURPOSE:To enable a side mirror to be folded within a car width, by connecting an intermediate part of a side mirror supporting arm bendably with a driving unit provided in a car body. CONSTITUTION:To place a side mirror 4 in storage, a linear work machine 20 is forwardly rotated. Then a mover 22 retracts, further a rod 25, connected with the mover 22, retracts. In this way, a main arm 10 in the point end of the rod 25 is displaced turning from the position of pivotally supporting pins 15 and folded in a car width. Accordingly, if the position of the pivotally supporting pins 15 is set so as to exist in a virtual rotary radius drawn by the outermost point end of a vehicle, the side mirror 4, even if it is in a large size, enables the vehicle to be freely driven. In this way, the side mirror 4, protruded sideward a car body by convenience of driving, can be easily stored within the car width by remote control from a driver's seat.

Description

[Detailed description of the invention] Industrial field of application: The present invention relates to a side mirror support arm for a large motor vehicle IJ/$L, which is a side mirror that is protruded to the side for reasons of vehicle transmission. is assembled into a foldable tilt mirror support device that can be stored within the width of the vehicle by remote control from the driver's seat.

V1 view of the invention: In recent years, vehicles such as trucks and buses have become larger and longer, so larger side mirrors are required to ensure safety in operation. It is arranged so that it sticks out to the side of the unit, so that the driver can easily understand the status of the same song in the vehicle.

However, when installing a large side mirror that protrudes from the car, when putting the car into a motorcycle,
When rotating in a place with a narrow roadway, if the mirror and its support arm outside the rotation radius from the virtual center of rotation come in contact with a structure overflowing the road, such as a utility pole, etc., which may interfere with the rotation. Every time I get out of the car, I need help folding it so that it fits within the width of the car so that I can drive it. Naturally, if you do this kind of treatment, it will be difficult to return it to its original position properly, and especially when you are handling it alone, it will be a disaster if you slowly move the rear statue. It is necessary to make adjustments, and non-fermenting is troublesome.

Purpose of the Invention: The present invention solves such problems and allows the driver to control the operation from the driver's seat according to the driving situation. A side mirror support arm protruding from one part can be temporarily folded to be stored within the width of the vehicle and returned to a normal driving state, and a side mirror holding device that can be easily folded is provided. purpose.

Summary of the Invention: To achieve the object of the present invention, the side mirror support arm that fixes the MhlC base of the vehicle body and projects in the opening direction of the vehicle body is made entirely of bar material. It is bent in a U-shape, and is pivoted at the vertical part-axis position between the lower tlIII base and the upper middle 1ffi, and the intermediate part from the pivot joint to the tip of the arm and the upper part of the vehicle body. The installed drive unit and the movable body are connected to a bent OT shaft by a link with a cushioning rod of a required length interposed therebetween, and a mirror is attached to a certain arm tip to form a WFX.

In the present invention, the mirror attachment of the mirror support arm is supported by Wf.
The main arm forming the arm and the multi-wj body of the drive unit attached to the single body are directly connected by a rod with a cushion body having a buffer function in the axial direction and a partial pressure, or the main arm and the main arm are linearly connected. In connection with the moving body of the motive, one end is attached to the middle of the main arm part, and the other end is attached to one of the bending links pivoted to the vehicle body side. In the present invention, the side mirror support arm that protrudes laterally from the vehicle body is attached to the base of the main arm from the pivot hole. The section is divided into an upper and lower horizontal member and a vertical member, each of which is connected with a pin, and the upper and lower horizontal members and the base support are movably connected with a pin at a location adjacent to the pivot portion of the base support, and the vertical member Vcl & The restraining member is assembled in the darkness with the ti11 member, and the structure +ffi L is designed to absorb the vibrations and shocks when the vehicle is running.
It is 7 tons.

Up and down the arm pivot point for folding and storing the side mirror support arm within the vehicle width! ! The upper base support, which is kept orthogonal to the axis, has several legs and is attached to the front pillar or the roof of the vehicle body so that it can be firmly supported.

Embodiments/Operations: The present invention will be described in detail below with reference to the drawings.
! Is the Puido mirror support installed properly? ? Equipped with jilt! l
The main arm 1101 is bent into a U-shape to accommodate steel pipes, and the upper end of this main arm 1101 is pivoted to attach the vehicle body 1.
1) The upper base support 1) is attached to the upper part of the main arm, and the lower part of the main arm is mounted on one side. - An operating rod connecting the upper horizontal member (11) of the main arm (11) and the straight line f\, vJ machine (7)
It consists of

Therefore, the main arm has its upper lateral member 1Il) end, lower lateral member i1) end, and νC1 joint pieces! Fix J → and attach it to the upper base support Q and the end of the piece L attached to the vehicle body. I! The bins are pivoted so that they are each supported directly on the same axis. As shown in the figure, the side mirrors 13) and 14) are at their tips, I [material 111]
It is attached to the upper horizontal member 111) at the required position from the metal fitting Vζ.

The upper base support bracket has a plurality of leg pieces 444 for effective fixation when attached to the single body + cage), and the attachment to the car body 1) is shaped like a tomocedar corresponding to the part. .

As a nine-wheeled octopus unit with heavy roof VC installed, Ii
An infant wire machine is preferable, and for example, a screw drive 111J type directly connected to a motor 12Il that advances and retreats a nut, a linear machine consisting of a combination of a rack gear and a pinion, an air cylinder, etc. can be used.

And such linear operation! a A rod connecting the IIIP young tree (for example, a nut wing, a piston rod, or a rack gear) and the 9th nearby part at an appropriate distance from the pivot part (a) of the main arm-upper side member It) marked na. teeth,
One end is connected to the main arm ttci, and the other end is connected to the movable body of the linear actuator. This rod is of pre-inserted construction with a cushion inserted in the intermediate part (it is not necessarily necessary to provide an intermediate part). As the two-cushion body frame assembled into the rod engagement, for example, a guess spring (of a known structure in which a sealed cylinder is filled with nitrogen gas and oil) shown in Fig. 4 is used. I am using it.

A limit switch is attached to the linear production mechanism 4 to limit the range of subsequent retraction, thereby setting a limit for the extension and folding of the main arm via the rod c151t. Incidentally, the drive motor body υ of this direct-maintenance actuating machine 4 is configured so that it can be started by an electrical braking procedure from the operation H.

By collecting @ in this way, large truck] IL
A mirror support arm device (2) is installed on the outside of the driver's cab, and a rear view @ 1B+ and a side mirror 14) that looks at the front side are attached to the main arm of the main arm in the required arrangement, and the left side from the driver's seat (1111 For example, when driving on a narrow road and turning the vehicle 6a to make a stone turn, the rear view mirror 13 that protrudes beyond the vehicle width is used.
1. When installing, if you are concerned about the car being in close proximity to a structure such as a utility pole or traffic sign erected on the side of the road, immediately adjust the linear actuating A4 from the driver's seat. Reincarnation 11!
As a result, the moving body begins to move backward, and as the rod 4 connected to the moving body moves backward, the main arm 101 connected to the tip of the rod pivots as shown in FIG. The bottle is rotated from the depth of the bottle and folded within the width of the vehicle. Therefore, by making sure that the position of the pivot pin (1~) is consistent with the virtual rotation meridian drawn by the liquid external light end of the vehicle, even if a large side mirror is installed, Free Vζ motion can be transmitted. To return the main arm ++n to its normal operating position, the linear actuator (7) is turned off in reverse, so that the rod - is protruded and the main arm u (It and the third
Return to the area shown in the figure.

As shown in Fig. 6, in the device having the above configuration, a main arm-like French pin is used instead of the rod that connects the main arm L (L and the polygonal body area of the first aircraft head) to the folding oJ. I
Position appropriately away from I@Iton and straight line work 1 of car body 11)
11J machine installation is done by arranging a two-fold link 121@ with the end pivotally connected at the proper place on the side, and attaching this link @ proper place on the body side and a.
It is also possible to have a configuration in which the operating rod 2@ is connected to the moving body (2) of the line f'FIFI machine 4.

By setting it to (1) like this, the link mechanism is created with a link-circle intervening, so the purpose can be achieved even if the movement stroke of the linear cutter is short. 〇01 is drawn within the 31 width and in a 7?'' state #
``J: The shape is as shown in Figure 7.

However, according to safety standards, even for large trucks, if the height from the ground is less than 1.8 m, the impact mitigation measure is set to 6. Regarding this, a cushion corporal punishment is interposed in Lot 4 so that the external force acting on the main arm +1 LIIc is absorbed by the cushion corporal punishment. In response to the backward thrust, the compressed gas contained in the four built-in cushions of the rod is compressed and the rod (toward) is compressed.
is shortened and can be displaced to any angle. In addition, for displacement from the rear to the front, if the cushion bodies (B) installed in the rod 4 are aligned and assembled in series, and a structure that can act in either the forward or backward direction is used, If the straight-line operation (7) is not activated and the mirror support arm (main arm) is in a permissible position in the prone position, even if it receives an unexpected external force, it will be able to bend over and avoid injury.

In addition, in the present invention, the above-mentioned side mirror support r which is attached so as to extend greatly toward the vehicle body 11+U direction is provided.
! 11! As shown in Fig. 8, the main arm part (IOA) of l
Divide into three parts (11aX11b) and each part (11aX11b)
(llc) has a bottle joint structure at the end, and upper lII! The horizontal member (1lb) can be placed in both the vertical and horizontal directions with the support α in front! 1
The lower movable ISL member (llc) has a joint piece II which is movable both vertically and horizontally, so that the bins II to Il are connected in an 11:1 ratio. And the bottom 1llllb! Appropriate dimension base I from the front end bottle joint αη position of the member (lie)! Milt! At the same time as when the ear piece α is protruding from the upper position of the vertical member (lla) and the ear piece is protruding from the middle position of the vertical member (lla), the cushion 14kZnCtill is explained in the example xi. The main arm (IOA) is maintained in a normal state by each member (lla T “Domiror (
? X4) NUsu(irJ,,:)t7'-dp, upper lateral member (llb
11 FII) full JK & low drive unit: / directly produced vJ iso-transfer tree (2) as part is connected in the same manner as in the previous embodiment.

With such a structure, when the vehicle is running, sudden shocks transmitted from the road surface to the unit, especially vibrations between the top and bottom, can be avoided before the pivot point between the support body ll'4 and the mounting plate . The main arm (IOA) of is configured as a parallel link mechanism,
Since the cushion Hn is built into the ninth support rod 4, this cushion body @ part absorbs and alleviates vibrations, and since excessive reinforcement is not required, the support arm member can be made lighter. Become.

As for the telescopic rod with the built-in cushion body described above, in addition to the rod as shown in Fig. 4(a), there is also the cushion ii2? as shown in @Fig. 4(b).
A similar effect can be obtained by using a telescoping rod (25A) with a t-structure in which l is 1 kiuchi-mata.

Effects of the Invention: As described above, according to the present invention, in a large-sized vehicle, side mirrors can be installed within the width of the vehicle while the vehicle is running.
It is now possible to use the remote control f74 during transmission, and when returning, the settings can be returned to the original settings.
Even in the case of a human driver, there is no inconvenience at all. Also, by incorporating a cushion body, vibrations are absorbed and alleviated even when the road surface condition is poor, so the mirror setting conditions do not go awry and the structure is relatively light. This has many advantages, such as the ability to make the mirror support device highly stable.

[Brief explanation of drawings]

The drawings show embodiments of the present invention, in which Figure 1 is a bird-like perspective view of a vehicle equipped with the mirror support device of the present invention, Figure 2 is a front view of the mirror support device, and Figure 3 is a perspective view of the mirror support device of the present invention. Figure 4(a) is a perspective flat view of the vehicle when it is attached to the car seat.
(b) is a sectional view showing an example of the J4 seat of the rod used to fold the mirror support arm. @Figure 6 is a diagram showing the usage status of another $'s item, Figure 7 is a diagram showing the folding shape within the width of the vehicle,
! Figure g8 is a front view of the other A-body side. (Otori) ...Table body Iri...Side mirror support device (3)...Side mirror (rear view m) 1101 (loA)...Main arm part t11) (
lla)... Vertical member (Iri... Upper base support (1υ(llb) (E) →... Upper horizontal member u?)
(11c)...lower I! Ill horizontal member µt...with storage is one g4-...joint piece III tilting four...
Binll Shizuharu...ear piece (I place (to) - (
25A)--Rod 4...Linear actuator (drive unit) (2)...Movement 11EllI Corporal punishment...
Cushion body diagram 1

Claims (1)

[Scope of Claims] 1. A side mirror support arm whose base end is fixed to a main part of the vehicle body and protrudes to the side of the vehicle body is formed entirely of a bar into a U-shape, and has an upper base portion and a lower base portion. The end part is pivoted on a support fixed to the vehicle body in a vertically coaxial position, and a mirror is attached at an appropriate position on the main arm from the pivot point to the tip, and the middle part of the upper side member of the main arm and the vehicle body The main arm is bendably connected to the movable body of the drive unit installed at the upper part of the vehicle by a rod with a cushion body acting in the axial direction of the required length interposed therebetween. Foldable side mirror support device. 2. The folding night mirror support according to claim 1, wherein the main arm portion and the movable body of the drive unit are directly pin-coupled by a rod provided with a cushion body having a buffering function in the axial direction. Device. 3. Between the main arm part and the movable body of the drive unit, one end of the bifold link is pivoted to the middle of the main arm part and the other end is pivoted to the vehicle body side, and a buffer function is provided in the axial direction. 2. The foldable side mirror support device according to claim 1, which is connected by a pin through a rod having a cushion body. 4. The side mirror support arm, which has its base end fixed to a single main part and projects to the side of the vehicle body, has a pair of upper and lower supports fixed to the vehicle body, and a horizontally rotatable base attached to this pair of supports via a joint. The main arm part for attaching the mirror with the end attached, the drive unit for folding the arm installed at the appropriate place on the top of the car body,
a rod incorporating a cushion body having a buffering function in the axial direction and connecting the movable body of the drive unit and the intermediate portion of the upper side member of the main arm directly or via a link; A folding side mirror support device that is movable in the vertical direction at a joint and is characterized in that a vertical member is combined with a nested cushion body so that the vertical member and the horizontal member are kept in a constant state. . 5 The main arm section is divided into upper and lower horizontal members and vertical members.
The folding type according to claim 4, in which a telescoping rod that acts as a buffer in the axial direction is connected with a pin as a retaining member between the lower part of the vertical member and the front part of the lower horizontal member. Side mirror support device. 6. The main arm portion and the movable body of the drive unit are pin-connected by a rod having a cushion body acting in the axial direction. Foldable side mirror support device. 7 Between the main arm part and the movable body of the drive unit, one end of the bifold link is pivoted to the middle of the main arm part and the other end is pivoted to the single body side, and a buffer function is provided in the axial direction. 6. The foldable side mirror support device according to claim 4, which is connected with a pin through a rod having a cushion body.