KR100559293B1 - heavy equipment console box of having control lever of adjustable height - Google Patents

Abstract

The present invention is installed on the left and right sides of the driver's seat to selectively change the position of the control box of the console box for operating a work device such as a boom according to the various physical body types of the driver to operate the control lever in the driver's posture suitable for the driver's body type. In that way,

The console box has a bracket to which the driver's seat is mounted, a control box fixed to the left and right sides of the bracket and controls the operation of the work device, and the console box is detached from the bracket so that the height of the console box can be adjusted with respect to the driver's seat according to the driver's physical body. Fixing means to securely secure, console box tilting safety lever pivotally fixed to one side of the console box at the cab door, and console box tilting safety lever, and console box tilting safety lever And a tilting means for releasing the locking means to tilt the console box from the bracket.

Heavy equipment, console box, driver's body, control lever

Description

Heavy equipment console box of having control lever of adjustable height}

1 is a schematic view of a console box equipped with a control lever for heavy equipment according to the prior art,

Figure 2 is a schematic front view of a cab equipped with a console box for heavy equipment having a height adjustable control lever according to the present invention,

3 is a side view of FIG.

4 is a schematic plan view of FIG. 3;

5 is a cross-sectional view taken along the line A-A shown in FIG.

6 is a cross-sectional view taken along line B-B shown in FIG. 4;

Figure 7 is an enlarged perspective view of the main portion extract of the console box for heavy equipment having a height adjustable control lever according to the present invention,

Figure 8 is an enlarged perspective view of the main portion extract of the console box for heavy equipment having a height adjustable control lever according to the present invention,

9 is a first use state of the console box for heavy equipment having a height adjustable control lever according to the present invention,

Figure 10 is a second use state of the console box for heavy equipment having a height adjustable control lever according to the present invention.

* Explanation of symbols used in the main part of the drawing

10; Driver's seat

12,13; Control lever

14,15; Console box

16; Safety lever

18; Fastener

20; Fixing member

22; Combined groove

24; Tilt latch

26; Groove

28; 2nd gas spring

30; Second elastic member

The present invention is installed on the left and right both sides of the driver's seat heavy console console having a height adjustable control lever to selectively change the position of the control box of the console box for operating the work devices such as booms according to the various body types of the driver It's about the box.

More specifically, the control lever has a height adjustable control lever that selectively adjusts the height of the console box with respect to the driver's seat so that the operator can operate the control unit by operating the control lever in the driver's position most suitable for his body type. A heavy duty console box.

As shown in Figure 1, the console box equipped with a control lever for heavy equipment according to the prior art, the console box (2) having a control lever (1) for operating a work device, such as a boom is a driver's seat bracket (3) The solenoid valve is not shown as it is tilted on the side of the driver's seat by the extension driving of the gas spring 4 which is mounted at one end thereof, and the power is turned on / off according to the rotation of the console box 2. Limit switch (5) for opening and closing the control box is mounted on the bottom of the console box (2), by tilting the console box (2) to leave the driver's seat, the power of the limit switch (5) is turned off (OFF) console box ( 2) The safety lever 6 is installed on the side of the console box 2 in such a way as to prevent the malfunction of the work device by blocking the electric signal supplied to the 2).

In the figure, 8 is a console box support for supporting the console box 2, and 9 is an elastic member which supports the safety lever 6 and elastically biases as an initial state that the power of the limit switch 5 is ON. .

When the console box equipped with the control lever for heavy equipment described above is to be removed from the driver's seat during the operation, the locking state of the console box 2 is released during the operation of the locking lever, which is not shown, and thus, due to the extension driving of the gas spring 4. As the console box 2 rotates clockwise with the hinge pin 7 as the center axis (shown in phantom in FIG. 1), the power of the limit switch 5 is switched to the off state. Therefore, it is possible to block the supply of the working oil to the working device due to the solenoid valve drive not shown.

For this reason, when leaving the driver's seat in the state of starting the equipment, even if the control lever 1 due to inadvertent operation or touch of the control lever 1 is to stop the operation of the work device is to prevent the occurrence of a safety accident.

Meanwhile, the aforementioned console box is integrally mounted on the left and right sides of the driver's seat so that a separate device for selectively adjusting the angle of the control lever is not provided, and the installation angle of the console box is a constant angle without considering various body shapes of the driver. As it is fixedly installed to maintain the same, due to the nature of heavy equipment, the same work is often repeated repeatedly for a long time in the working place of the poor environment, which increases the fatigue of the driver during repeated work, and has a problem that the work efficiency is reduced.

In view of the above-mentioned problems, if an additional elevating device is additionally installed to variably adjust the position of the console box with respect to the driver's seat, the cost of the heavy equipment can be increased due to the increase in cost due to the increase in the number of parts and labor. There is a problem that must be taken.

The object of the present invention is to selectively change the position of the control lever of the console box installed at the left and right of the driver's seat according to the various physical body types of the driver, so that the driver can operate the control lever in a posture suitable for his / her body shape, thereby reducing the fatigue of the driver. It is to provide a heavy duty console box with a control lever which can be height-adjusted so as to reduce work efficiency and greatly improve work efficiency.

Another object of the present invention is to mount the console box to the driver's seat in accordance with the physical body of the driver selectively detachable to the driver's seat without the need for a separate lifting device to reduce the cost cost of the mid-length having a control lever To provide a cost console box.

Another object of the present invention, when tilting the console box by the safety lever to leave the driver's seat, to ensure the safety by preventing the operation of the work device even when operating or touching the control lever during the equipment start-up It is to provide a heavy duty console box having a control lever that can be adjusted to one height.

The object of the present invention described above is a bracket to which a driver's seat is mounted;

A console box fixed to the left and right sides of the bracket and having a control lever for controlling a work device drive;

Fixing means for detachably fixing the console box to the bracket so that the height of the console box relative to the driver's seat can be adjusted according to the body type of the driver,

A safety lever for tilting the console box that is pivotally fixed to one side of the console box at the cab door to restrict the driver's access;

Safety box for tilting the console box It is provided with a tilting means for releasing the console box locking means at the cab door when tilting, and tilting the console box from the bracket. It is achieved by providing a console box for heavy equipment with a height adjustable control lever characterized by preventing the operation of the work tool.

According to a preferred embodiment, the fixing means described above,

At least two rows of brackets are formed on the brackets to face the console box on the cab door side, and fastening holes for selectively attaching or detaching the fixing member formed on the console box on the cab door side and at least on the side of the console box located inside the cab. It is provided with a through hole formed in the bracket to face the console box inside the cab to be detachably fixed by a fixing member coupled to the fastening hole is selectively matched with the fastening hole formed in two or more rows.

In addition, the aforementioned tilting means,

Tilt latch that is fixed rotatably inside the console box, and the tilt guide support on which the coupling groove is formed, and one side is connected to the tilt guide support, and the tilt latch fixed to the fixed shaft of the safety lever so that it can be rotated to the console box so as to interlock when the safety lever is rotated. And a latch holder having a groove that is rotatably fixed to a fixed shaft of the safety lever and is formed to be detachably coupled to a fixing pin formed on a bracket on which a driver's seat is mounted.

A first gas spring having one end rotatably connected to the tilt latch and the other end rotatably fixed to the console box, and one end rotatably fixed to the bracket and the other end movably coupled to the coupling groove of the tilt guide support When the safety lever for box tilting rotates, the latch holder is detached from the fixing pin and a second gas spring is tilted from the driver's seat.

In addition, the one side of the latch holder is installed in the console box, and the first elastic member and the tilt guide support are elastically biased in the console box, and the first guide is elastically biased. And a second elastic member which elastically biases the state before the extension driving of the second gas spring as an initial state.

Hereinafter, preferred embodiments of the present invention will be described in more detail with reference to the accompanying drawings, which are intended to describe in detail enough to be easily carried out by those skilled in the art to which the present invention pertains. This does not mean that the technical spirit and scope of the present invention is limited.

As shown in Figure 2 to 10, the console box for heavy equipment having a height adjustable control lever according to the present invention is fixed to the bracket 11 and the bracket 11 is mounted to the driver's seat 10, Console boxes 14, 15 having a control lever 12, 13 for controlling the operation of a work device such as a boom (not shown), and a console box for the driver's seat 10 according to the physical body of the driver. Fixing means for detachably fixing the console boxes 14 and 15 with respect to the bracket 11 so as to selectively adjust the heights of the 14 and 15,

The console box tilting safety lever 16 which is fixed to one side of the console box 15 at the cab door side to restrict the driver's entrance and the safety box 16 for the console box tilting, simultaneously the above-described console box ( 15) and a tilting means for releasing the locking means to tilt the console box 15 from the bracket 11 with the fixing pin 32 as the central axis.

At this time, the above-described fixing means,

Fastening that is formed in the bracket 11 at least two rows to face the console box 15 of the cab door side, the fixing member 17 formed on the console box 15 of the cab door side selectively detachably fixed Balls 18 and 18a and fastening holes 19 formed in at least two rows on the side of the console box 14 located inside the cab are selectively matched to the fixing member 20 coupled to the fastening holes 19. It is provided with a through hole 21 formed in the bracket 11 to face the console box 14 inside the cab to be detachably fixed by.

The aforementioned tilting means,

It is pivotally fixed inside the console box 15 of the cab door side described above, the tilt guide support 23, the coupling groove 22 is formed, and one side is connected to the tilt guide support 23, the safety lever 16 ) A tilt latch 24 fixed to the fixed shaft 16a of the safety lever 16 so that the console box 15 can be rotated so as to be interlocked, and the fixed shaft 16a of the safety lever 16. A latch holder 27 (latch holder) having an inclined groove 26 that is rotatably fixed to and detachably coupled to the fixing member 17 formed on the bracket 11 on which the driver's seat 10 is mounted,

A first gas spring 31 having one end rotatably connected to the tilt latch 24 and the other end rotatably fixed to the console box 15, and one end rotatably fixed to the bracket 11 and the other end tilted. The slide box is coupled to the coupling groove 22 of the guide support 23 so that the latch holder 27 is detached from the fixing member 17 when the safety lever 16 for console box tilting is rotated, thereby removing the console box 15. A second gas spring 28 tilted from the driver's seat 10 with the fixing pin 32 as the central axis thereof;

One side of the latch holder 27 described above is installed in the console box 15 to elastically bias the groove 26 of the latch holder 27 to the fixing member 17 of the bracket 11 as an initial state. The first elastic member 29 and the tilt guide support 23 are installed in the console box 15 to elastically bias the first and second gas springs 31 and 28 to the initial state before extension driving. 30 is provided.

Hereinafter, with reference to the accompanying drawings the operation of the console box for heavy equipment having a height adjustable control lever according to the present invention will be described in more detail as follows.

a) If you want to adjust the height of the control lever of the console box to suit the physical shape of the driver.

4, 5 and 8, after separating the left and right console boxes (14, 15) from the bracket (11) on which the above-described driver's seat 10 is mounted, fixed inside the driver's seat (driver's seat (10). It is fixed to the right side of the fastening hole (19a) and the through hole formed in the bracket 11 corresponding to the fastening hole (19a) of the fastening hole formed in at least two rows on the side of the console box (14) (21) is matched with each other and fastened as the fixing member (20).

In addition, as shown in Figs. 4, 5 and 7, optionally in the fixing member 17 formed in the console box 15 is fixed to the cab door (to be fixed to the left side of the driver's seat 10). As the upper fastening holes 18a of the fastening holes formed in at least two rows on the sides of the console box 15 are fastened to be fastened, as shown in phantom in FIG. 9, the console with respect to the driver's seat 10. By raising the height (H) of the box (14,15), it is possible to control the operation of the work device by operating the control lever (12, 13) in the driver's posture suitable for the body shape of the driver.

For this reason, the above-mentioned console boxes 14 and 15 are detachably mounted to the driver's seat 10 according to the physical body of the driver so that the height of the control levers 12 and 13 is variably adjusted so that a separate lifting device is unnecessary. Reduce cost costs,

Due to the characteristics of heavy equipment such as excavators, even when the same work is repeatedly performed in a poor working environment for a long time, the fatigue felt by the driver can be minimized, and the work efficiency can be greatly improved by maximizing the work efficiency.

b) attempting to leave the driver's seat while the heavy equipment is started;

6 and 10, when the console box tilting safety lever 16 is pulled toward the rear of the cab by the driver seated in the driver's seat 10 described above, the console box tilting safety lever 16 rotates. The tilt latch 24 fixed to the fixed shaft 16a of the safety lever 16 so as to interlock at the time rotates clockwise in the drawing with the fixed shaft 16a as the central axis.

At this time, the latch holder 27 integrally fixed to the tilt latch 24 to the above-mentioned fixed shaft 16a is rotated clockwise in the drawing with the fixed shaft 16a as the central axis. As the groove 26 formed to be inclined to the deviate, the second gas spring 28 fixed to the console box 15 and the bracket 11, both ends are extended and driven to the console box 15 of the cab door. ) Is rotated clockwise with the fixing pin 32 as the center axis, and tilts toward the rear of the cab.

At this time, the fixed shaft 28a of the above-described second gas spring 28 slides from the horizontal groove 23a of the tilt guide support 23 to the vertical groove 23b.

Therefore, the power of the limit switch 33 installed on the bottom surface of the console box 15 is automatically switched to the OFF state due to the tilting of the console box 15, and thus the electric signal supplied to the control lever 13. Is blocked.

That is, even when the control lever 13 is touched or manipulated while the driver's seat 10 is separated or returned, the safety lever 16 is tilted toward the console box 15, so that the electric signal supply to the control lever 13 is cut off. Because of this state, it is impossible to drive work devices such as booms.

Accordingly, the driver can freely leave or return the driver's seat 10 while the equipment is started.

As described above, the console box for heavy equipment having a height adjustable control lever according to the present invention has the following advantages.

By selectively changing the position of the control lever of the console box that controls the work device according to the various body types of the driver, the driver operates the control lever in a position appropriate to his / her body type, so that even if the operator repeats the same operation for a long time, It can reduce fatigue and greatly improve work efficiency.

In addition, since the console box is detachably mounted to the driver's seat according to the driver's physical body, the height of the control lever is variably adjusted so that a separate lifting device is unnecessary, thereby reducing the cost.

In addition, when the console box is tilted by the safety lever in order to leave the driver's seat, even when the control lever is operated or touched during the start of the equipment, it is possible to secure safety by preventing the operation of the work device.

Claims (4)

A bracket on which the driver's seat is mounted; A console box fixed to left and right sides of the bracket and having a control lever for controlling a driving device; Fixing means for detachably fixing the console box to the bracket so that the height of the console box can be adjusted with respect to the driver's seat according to a driver's body type; A safety lever for tilting the console box which is rotatably fixed to one side of the console box at the cab door to limit the driver's access; And The console box tilting safety lever is provided with a tilting means for releasing the console box locking means on the door side of the cab door to tilt the console box from the bracket, when the console box is tilted. It prevents the work tool from working, The fixing means; A fastening hole formed in the bracket at least two rows to face the console box at the cab door side, and the fixing member formed at the console box at the cab door side selectively detachably fixed; And Selectively matched with at least two rows of fastening holes formed on the side of the console box located inside the cab to be detachably fixed by the fixing member coupled to the fastening hole in the bracket facing the console box inside the cab Console box for heavy equipment having a height adjustable control lever characterized in that it comprises a through hole formed. According to claim 1, The tilting means; A tilt guide support rotatably fixed inside the console box and having a coupling groove formed therein; A tilt latch having one side connected to the tilt guide support and fixed to a fixed shaft of the safety lever to be rotatable to the console box so as to interlock when the safety lever rotates; A latch holder rotatably fixed to a fixed shaft of the safety lever and having a groove formed to be detachably coupled to a fixing pin formed on a bracket on which the driver's seat is mounted; A first gas spring having one end rotatably connected to the tilt latch and the other end rotatably fixed to the console box; And One end is rotatably fixed to the bracket and the other end is movably coupled to the coupling groove of the support, and when the safety lever for tilting the console box is rotated, the latch holder is separated from the fixing pin to move the console box to the driver's seat. The console box for heavy equipment with a height adjustable control lever characterized in that it has a second gas spring to tilt from. The first elastic member of claim 2, wherein one side of the latch holder is installed in the console box to elastically bias the groove of the latch holder to the fixing pin of the bracket as an initial state, and the tilt guide support. A heavy duty console box having a height adjustable control lever, comprising: a second elastic member that is elastically biased as an initial state after the first and second gas springs are laid in the console box as an initial state. delete

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