JP4997562B2 - Console device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a member cover for covering a continuous connecting member provided from one member to the other member which are relatively moving, and a console device provided with the continuous connecting member from a floor to a console box, movable in the forward/backward and the vertical direction, capable of achieving reduction in manufacturing cost. <P>SOLUTION: The console device 1 is equipped with the member cover 20 presenting a cylindrical shape surrounding the continuous connecting member 10, its one end being fixed to the floor 4 and the other end being fixed to the console box 3, having flexibility and with the cross section in the axial direction of a peripheral wall forming a wave shape, and a ridge part 20e on the outer face and a groove part 20g on the inner face presenting a spiral around the axial line. A harness 30 having flexibility bundling a plurality of electric cords from the floor 4 to the console box 3 is accommodated along the groove part 20g of the member cover presenting a spiral. <P>COPYRIGHT: (C)2007,JPO&amp;INPIT

Description

The present invention relates to a console device including a console box that can move in the front-rear direction and the up-down direction with respect to a floor of a cab, and provided with a connecting member that extends between the floor and the console box.

    For example, as a console device for a driver's cab in a working vehicle, a console device is provided in which a console box is arranged on the side of an operator seat and the operation stick of the control box is used to control the turning of the vehicle. (For example, refer to Patent Document 1).

  10 to 12, a console box C having an operation stick B at the front end is located on the side of an operator seat S installed on a floor F of a cab via a suspension Q. It is supported by a frame E extending from the operator seat S.

  As the operator seat S moves up and down, the console box C can move up and down as indicated by arrows u and d.

  Further, the console box C facilitates getting in and out of the operator seat S as shown in FIG. 11B and the use position where the front end protrudes forward from the operator seat S as shown in FIG. It can move in the front-rear direction as indicated by the arrows f and b between the retracted position retracted as much as possible.

  The operation stick B of the console box C operates a rotary valve (control valve) V of the steering angle control means by its operation. It is attached via an arm G extending to the front.

  As shown in FIG. 12, the operating shaft D is connected to the input shaft Vi of the rotary valve V installed below the floor F via a link rod L, and the operation stick B is operated (arc operation). The rotation of the operating shaft D due to the rotation is transmitted via the link rod L and rotates the input shaft Vi of the rotary valve V.

  Here, the link rod L is composed of an upper rod Lu and a lower rod Ll slidably splined along each other in the axial direction so as to absorb the vertical movement of the console box C with respect to the floor F. .

  The link rod L connects the upper rod Lu and the operating shaft D by a universal joint Ju so as to absorb the longitudinal movement of the console box C with respect to the floor F, and connects the lower rod Ll and the input shaft Vi. It is connected by universal joint Jl.

  Further, the operation stick B is provided with a switch for controlling forward / backward movement of the vehicle, a switch for controlling shift up / down, and a horn switch.

A harness H in which a plurality of (for example, 10 to 15) electric cords extending from these switches are bundled from the console box C to the floor F in order to prevent damage due to the vertical movement and back-and-forth movement of the console box C relative to the floor F. It is circulated with a large downward curve.
JP 11-321664 A

    By the way, in the above-described conventional console device A, the link rod L extending between the console box C and the floor F is exposed in an exposed state inside the cab.

  For this reason, the aesthetics will be significantly reduced, and it is preferable to cover the link rod L with a cover from the viewpoint of protecting against collision of foreign matter and protecting the operator.

  The console apparatus A ′ shown in FIGS. 13 to 15 is configured to cover the outside of the link rod L ′ with a protective cover P ′ so as to solve the above-described problems. It is composed of an upper cover Pu ′ and a lower cover Pl ′ bent to have a U-shaped cross section.

  The protective cover P ′ supports the upper cover Pu ′ in a swingable manner on Ct ′ that constitutes the front end of the console box C ′ so as not to prevent the console box C ′ from moving up and down and back and forth relative to the floor F ′. In addition, the lower cover Pl ′ is swingably supported on the base Fb ′ fixed to the floor F ′, and the upper cover Pu ′ and the lower cover Pl ′ are slidable along the link rod L ′. It is assembled to.

  Incidentally, the configuration of the console device A ′ described above is basically the same as the console device A shown in FIGS. 10 to 12 except that the link rod L ′ is covered with the protective cover P ′. Elements having the same functions as those of the console device A are denoted by the same reference numerals as those in FIGS. 10 to 12 and a detailed description thereof is omitted.

  According to the console device A ′ configured as described above, the link rod L ′ is covered with the protective cover P ′, thereby improving the aesthetics and protecting the link rod L ′ and the operator.

  However, since the protective cover P ′ is configured by combining a plurality of members, the manufacturing cost increases due to the large number of parts, and the manufacturing cost increases due to complicated assembly work. In this case, there is a disadvantage that the cost for manufacturing the console device increases.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a console device that can prevent a decrease in aesthetics due to exposure of a connecting member without inadvertently increasing manufacturing costs.

The console device according to the first aspect of the present invention is a console device including a console box that can move in the front-rear direction and the vertical direction with respect to the floor of the cab, and a connecting member that extends between the floor and the console box. Thus, a spiral member having flexibility is provided so as to go around the connecting member over the floor and the console box, and the periphery of the connecting member is covered with the spiral member.

A console device according to a second aspect of the invention is characterized in that, in the console device according to the first aspect of the invention, the spiral member is a harness in which a plurality of electric cords extending between the floor and the console box are bundled.

The console device according to the invention of claim 3 is a console device comprising a console box that can move in the front-rear direction and the up-down direction with respect to the floor of the cab, and a connecting member that extends between the floor and the console box. Presenting a cylindrical shape surrounding the connecting member, one end portion is fixed to the floor and the other end portion is fixed to the console box, is flexible and has a cross section in the central axial direction of the peripheral wall, Further, a harness having a flexibility in which a plurality of electric cords are bundled between a floor and a console box, and a member cover having a spiral shape in which a ridge portion on an outer surface and a groove portion on an inner surface circulate around a central axis are provided. The member cover is housed in a groove-like shape that exhibits a spiral shape.

According to the console device of the first aspect of the present invention, the connecting member is covered with the protective cover formed by combining a plurality of members by covering the connecting member with the flexible helical member, and thus the conventional console is covered. Compared to the device, it is possible to achieve a significant reduction in manufacturing costs.

According to the console device relating to the invention of claim 2 , since the spiral member is a harness in which a plurality of electric cords are bundled, the harness is slackened between the floor and the console box and is handled in the conventional manner. Compared to the console device, the range of movement of the console box relative to the floor can be set larger, and the appearance aesthetics of the external shape can be improved.

According to the console device relating to the invention of claim 3 , the connecting member is surrounded by the member cover which is cylindrical and flexible and has one end and the other end fixed to the floor and the console box, respectively. Therefore, it is possible to achieve a significant reduction in manufacturing cost as compared with the conventional console device in which the connecting member is covered with a protective cover formed by combining a plurality of members. Furthermore, the console for the floor is compared to a conventional console device that has been harnessed between the floor and the console box by accommodating a harness in which a plurality of electric cords are bundled following the groove portion of the member cover. The moving range of the box can be set large, and the appearance aesthetics in the external shape can be greatly improved.

Hereinafter, the configuration of the console device according to the present invention will be described in detail with reference to the drawings showing some embodiments.
1 to 6 show an example in which the present invention is applied to a driver's cab of a wheel loader which is an embodiment of a work vehicle. A console device 1 of the driver's cab has a console box 3 provided with an operation stick 2. It has.

  Incidentally, the wheel loader (not shown) employs a so-called joystick type steering system that controls the articulate angle (body bending angle) according to the operation angle of the operation stick 2.

  The console box 3 is provided on a side (left side) of an operator seat 6 installed on the floor 4 of the cab via a suspension 5 and on a frame 7 fixed to the operator seat 6 and standing on the side. The operation stick 2 is disposed at the front end portion, and an armrest (for left arm) 6L is provided behind the operation stick 2.

  Reference numeral 3G in the figure is a guard fixed to the front portion of the console box 3, reference numeral 3H is a handle fixed to the side of the console box 3, and reference numeral 6R in FIG. 1 is an armrest for the right arm. Is shown.

  The console box 3 supported by the frame 7 can move in the vertical direction as indicated by arrows u and d in FIG. 1 as the operator seat 6 moves up and down due to the operation of the suspension 5. Further, the console box 3 has a use position in which the front end protrudes forward from the operator seat 6 as shown in FIG. 2, and a retracted position in which the console box 3 is retracted to facilitate getting on and off the operator seat 6 as shown in FIG. It is possible to move in the front-rear direction as indicated by the arrow f in FIG. 3 and the arrow b in FIG.

  That is, the console box 3 constituting the other member can move along the front-rear direction and the vertical direction with respect to the floor 4 constituting the one member, in other words, the floor (one member) 4. And the console box (other member) 3 are in a relationship of being able to move relative to each other in the parallel direction and the approaching / separating direction.

  As shown in FIG. 4, the operation stick 2 provided in the console box 3 is connected to an operating shaft 2D rotatably supported in a vertically extending posture via an arm 2A extending forward from the operating shaft 2D. Therefore, the operation stick 2 can swing along an arcuate locus centering on the operating shaft 2D.

  On the other hand, a rotary valve 8 which is a component of the steering mechanism is attached below the floor 4 via a frame 4F, and is supported by the input shaft 8I of the rotary valve 8 and the console box 3. The shaft 2D is connected to each other via a link rod (connecting member) 10 provided across the floor 4 and the console box 3.

  Thereby, the rotation of the operation shaft 2D by the operation (arc operation) of the operation stick 2 is transmitted through the link rod 10, and the input shaft 8I of the rotary valve 8 is rotated.

  Here, the link rod 10 has a structure capable of absorbing the back-and-forth movement and the vertical movement of the console box 3 with respect to the floor 4. That is, the link rod 10 includes an upper rod 10u and a lower rod 101, and both are spline-coupled so as to be slidable along the axial direction of each other. In addition, the upper rod 10u and the operating shaft 2D are connected via a universal joint 11U, and the lower rod 101 and the input shaft 8I are connected via a universal joint 11L.

  Further, a boot 20 as a member cover is attached between the floor 4 and the console box 3, and the link rod 10 extending between the floor 4 and the console box 3 is covered with the boot 20.

  The boot 20 is formed using a flexible material such as a rubber material, and has a cylindrical shape surrounding the link rod 10 as shown in FIGS. 4 and 5, and a main body extending in the vertical direction. Cylindrical attachment portions 20L and 20U are formed at the lower end (one end portion) and the upper end (the other end portion) of the portion 20A, respectively.

  A mounting portion 20 </ b> L at the lower end of the boot 20 is extrapolated to an annular rib 21 </ b> L of the base 21 installed on the upper surface of the floor 4 and is fixed by a fastening band 22.

  On the other hand, the mounting portion 20 </ b> U at the upper end of the boot 20 is extrapolated to the annular rib 23 </ b> L of the base 23 installed on the lower surface of the console box 3 and fixed by the fastening band 24.

  Further, as shown in FIG. 5, the main body portion 20A of the boot 20 has a corrugated cross-sectional shape along the central axis oo on the peripheral wall, and a ridge portion 20e is formed to protrude from the outer surface of the main body portion 20A. At the same time, a groove 20g is recessed in the inner surface of the main body 20A.

  Further, the ridge 20e and the groove 20g of the main body 20A have a continuous spiral shape around the central axis oo of the boot 20, as indicated by a spiral 20s in FIG.

  Here, coupled with the fact that the boot 20 is formed of a rubber material or the like as described above, the cross section of the main body portion 20A has a corrugated shape. Sufficient flexibility without hindering back and forth movement. Incidentally, it goes without saying that the boot 20 can be formed of various flexible materials other than rubber materials, such as resin materials, as long as the desired flexibility is satisfied.

  The boot 20 having the above-described configuration has a cylindrical shape surrounding the link rod (connecting member) 10 and is flexible, and has a lower end (one end) and an upper end (the other end) on the floor (one side). By being fixed to the member 4 and the console box 3 (the other member) 3, it is possible to achieve a significant reduction in manufacturing cost compared to a conventional protective cover configured by combining a plurality of members. .

  On the other hand, the operation stick 2 installed in the console box 3 is provided with a switch for controlling forward / backward movement of the vehicle, a switch for controlling shift-up / shift-down, and a horn switch, as shown in FIG. As described above, the harness (spiral member) 30 extending from the operation stick 2 passes around the above-described boot 20 and is routed down the floor 4.

  The harness 30 is formed by bundling a plurality of (for example, 10 to 15) electric cords 30a, 30a... And covering them with a tube 30b as shown in FIG. 30b is made of a soft material and has sufficient flexibility (softness).

  Further, the harness 30 passing through the inside of the boot 20 is accommodated following the spiral groove 20g in the boot 20 as shown in FIG. Accordingly, the harness 30 is routed in the boot 20 in a spiral shape around the central axis oo as shown in FIG.

  According to the console device 1 configured as described above, the link rod 10 is surrounded by the boot 20 so that the manufacturing cost is lower than that of the conventional console device in which the connecting member is covered with a protective cover formed by combining a plurality of members. A significant reduction can be achieved.

  Moreover, according to the console apparatus 1 of the structure mentioned above, the installation space of the harness 30 is ensured by the said boot 20 by accommodating the harness 30 following the groove part 20g which comprises the spiral shape of the boot 20. FIG. In addition, the console box can be moved to a larger range of movement compared to conventional console devices that run around with the harness loosened between the floor and console box, and the appearance of the external appearance is greatly improved. Can do.

  FIGS. 7 to 9 show other embodiments of the console device according to the present invention. This console device 1 ′ is a link rod (connecting member) provided between the floor 4 ′ and the console box 3 ′. ) 10 'is covered with a harness (spiral member) 30' which is also provided across the floor 4 'and the console box 3'.

  The harness 30 ′ maintains a spiral shape as shown in FIGS. 7 to 9 in a normal state, and has flexibility (flexibility) that does not prevent the console box 3 ′ from moving up and down and moving back and forth with respect to the floor 4 ′. I have.

  Here, the configuration of the console device 1 ′ is basically the same as that of the console device 1 shown in FIGS. 1 to 3 except that it does not include a boot (see reference numeral 20 in FIGS. 1 to 3) as a member cover. Therefore, in the components of the console device 1 ′, those having the same action as the components of the console device 1 are denoted by the same reference numerals as in FIGS. Is omitted.

  In the console device 1 ′ having the above-described configuration, the link rod 10 ′ is covered with the harness 30 ′ that is a flexible spiral member, and thus the connecting member is covered with a protective cover formed by combining a plurality of members. Compared with the related art (see FIGS. 13 to 15), the manufacturing cost can be greatly reduced.

  Further, in the console device 1 'described above, since the spiral member is the harness 30' in which a plurality of electric cords are bundled, a conventional console in which the harness is slackened between the floor and the console box. Compared with the apparatus (see FIGS. 10 to 15), the range of movement of the console box 3 'relative to the floor 4' can be set larger, and the appearance aesthetics in the external shape can be improved.

  In each of the above-described embodiments, an example in which the present invention is applied to a wheel loader that is an aspect of a work vehicle has been described. However, various work vehicles other than the wheel loader can be used as well as various vehicles other than the work vehicle, Furthermore, it goes without saying that the present invention can be effectively applied to various devices and devices other than vehicles.

The conceptual front view which shows the Example of the console apparatus in connection with this invention. The conceptual side view of the console apparatus shown in FIG. The conceptual side view which shows the state which retracted the console box to the retracted position in the console apparatus of FIG. The cross-sectional side view which expands and shows the principal part in the console apparatus of FIG. (a), (b) and (c) are the conceptual diagrams which show the external appearance side view of a member cover in the console apparatus shown in FIG. 1, a cross-sectional side view, and the form of a groove part. The external appearance perspective view which shows the harness accommodated in the inside of the member cover in the console apparatus of FIG. The conceptual front view which shows the other Example of the console apparatus in connection with this invention. The conceptual side view of the console apparatus shown in FIG. The conceptual side view which shows the state which retracted the console box to the retracted position in the console apparatus of FIG. (a) And (b) is a conceptual front view and side view which show the conventional console apparatus. (a) And (b) is a conceptual side view which shows the aspect of the back-and-forth movement of the console box in the console apparatus of FIG. The side view which fractures | ruptures and shows the principal part in the console apparatus of FIG. (a) And (b) is a conceptual front view and side view showing another conventional console apparatus. The side view which fractures | ruptures and shows the principal part in the console apparatus of FIG. The disassembled perspective view which shows the structure of the member cover in the console apparatus of FIG.

Explanation of symbols

1, 1 '... console device,
2, 2 '... operation stick,
3, 3 '... console box (other member),
4, 4 '... floor (one member),
10, 10 '... link rod (connecting member),
20 ... boots (member cover),
20e ... ridge,
20g ... groove,
30, 30 '... Harness (spiral member),
30a ... electric cord,
30b ... Tube.

Claims (3)

A console device comprising a console box that can move in the front-rear direction and the vertical direction with respect to the floor of the cab, and comprising a connecting member that spans the floor and the console box,
A console device comprising a flexible spiral member that extends around the connecting member over the floor and the console box, and the periphery of the connecting member is covered by the spiral member. . The console device according to claim 1, wherein the spiral member is a harness in which a plurality of electric cords extending between the floor and the console box are bundled. A console device comprising a console box that can move in the front-rear direction and the vertical direction with respect to the floor of the cab, and comprising a connecting member that spans the floor and the console box,
It has a cylindrical shape surrounding the connecting member, and one end is fixed to the floor and the other end is fixed to the console box, providing flexibility and a cross section in the central axis direction of the peripheral wall forming a waveform. And a member cover having a spiral shape in which the outer ridge and the inner groove circulate around the central axis,
A console device characterized in that a flexible harness in which a plurality of electric cords extending between the floor and the console box are bundled is accommodated following the spiral groove portion of the member cover.

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