JP2001182029A - Multipurpose manual operation lever device in snow removing vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve operability and control ability of a snow removal vehicle in that it is considerably difficult to quickly select and operate an objective operation lever only by the touch of a hand from a large number of operation levers in driving for actuating actuators by operation of the same number of manual operation levers because the actuators such as respectively plural hydraulic cylinders are arranged in plural snow removing devices so far installed in a snow removing vehicle and it is undesirable to select by means of visual observation from the viewpoint of performing sure driving because of turning driver' eyes away from forward confirmation in driving. SOLUTION: Because a pultipurpose manual operation lever device of a single guide plate-like usual route passing system is arranged per a single device for the purpose of actuating actuators such as plural hydraulic cylinders for respectively actuating plural snow removing devices, the whole single snow removing devices can be actuated by a single manual operation lever.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a plurality of actuators such as a plurality of fluid pressure cylinders provided in a plurality of snow removing devices mounted on a snow removing vehicle.
The present invention relates to a multi-purpose manual operation lever device for a snow removal vehicle operated by a manual operation lever.

[0002]

2. Description of the Related Art Heretofore, this type is as follows. The manual operation lever for operating a plurality of snow removing devices mounted on the snow removing vehicle is operated by approximately the same number of manual actuators as the actuators such as a plurality of fluid pressure cylinders respectively disposed on the plurality of snow removing devices. An operation lever is installed, and the snow removal device is operated via actuators such as fluid pressure cylinders by tilting operation of the manual operation lever. Touch the desired operation lever from the manual operation lever of the book,
Or it is quite difficult to make a selection by instantaneous visual observation. Also, in the conventional operation lever which can be operated in one direction in one direction, the operation lever is tilted radially from the neutral position of the manual operation lever. However, it is not possible to make the operation direction of each device coincide with the operation direction of the operation lever. , Is quite difficult.

[0003]

The above-mentioned prior art has the following problems. In operation of a plurality of snow removal devices mounted on a snow removal vehicle, each snow removal device is provided with a plurality of actuators such as hydraulic cylinders, and the actuators are operated by the same number of actuators as the number of actuators. This is due to the tilting operation of the operation lever. This means that in the driver's cab of a snowplow vehicle, a plurality of manual operation levers arranged beside the driver's seat can be gripped with one hand while driving the snowplow. Each of them is operated to tilt forward and backward or laterally, and it is quite a skill to select and operate a target operation lever quickly from a large number of operation levers. Since the manual operation lever is visually observed, the driver must take his eyes off the confirmation from the front, which is not preferable for driving. Currently, the number of snow removal devices mounted on one snow removal vehicle is currently three, and in the case of three devices, the number of manually operated levers is more than ten,
It is quite difficult to select a target operation lever only by touching the hand during snow removal work.

[0004] The present invention has been made in view of such problems of the prior art, and has as its object to provide the following. In a manual operation lever for operating a plurality of snow removing devices mounted on a snow removing vehicle, one manual operating lever per single device is used for operating an actuator such as a plurality of hydraulic cylinders for operating each of the plurality of snow removing devices. Since the manual operation lever is arranged for multipurpose, even if a plurality of actuators such as a plurality of fluid pressure cylinders are arranged in a single device, the fluid can be operated by one manual operation lever for multipurpose. It is possible to satisfy the operation of all actuators such as a pressure cylinder. Usually, three devices are mounted on one snowplow vehicle, so that all the actuators such as the fluid pressure cylinders can be operated by three manual operation levers.

[0005]

Means for Solving the Problems In order to solve the above object, the present invention is as follows. The first invention is a multi-purpose manual operation lever that operates actuators such as a plurality of fluid pressure cylinders provided in a plurality of snow removal devices mounted on the snow removal vehicle A, respectively. Since the operation lever reaches a position that matches the operation of the snow removing device by a tilting operation from the neutral position via the guide plate type route, it is possible to operate each of the actuators such as a plurality of hydraulic cylinders. The left side of the blade is lowered by reaching the reaching position 1 of the manual operating lever that tilts the manual operating lever to lower the left side of the blade. The reaching position of the manual operating lever that tilts the manual operating lever and raises the left side of the blade 2 raises the left side of the blade by reaching it. When reaching the reaching position 3 of the operating lever, the entire blade is lowered, and when reaching the reaching position 4 of the manual operating lever for raising the entire blade, the entire blade is raised. Also, reaching the manual operating lever for lowering the right side of the blade. When the blade reaches the position 5, the right side of the blade is lowered. When the blade reaches the reaching position 6 of the manual operation lever for raising the right side of the blade, the right side of the blade is raised. The left blade slides to the left by reaching the position 7 of the manual operation lever that tilts the manual operation lever and slides the left blade to the left. The manual operation lever moves the left blade to the right. When reaching the reaching position 8 of the manual operation lever to be slid, the left blade slides to the right. The blade reverses and descends when it reaches the reaching position 9 of the manual operating lever that reverses and lowers the blade, and the blade reverses and rises when it reaches the reaching position 10 of the manual operating lever that reverses and raises the blade. The right blade slides to the right when reaching the reaching position 11 of the manual operating lever that slides to the right, and the right blade slides to the left when reaching the reaching position 12 of the manual operating lever that slides the right blade to the left. When the blade reaches the reaching position 13 of the manual operation lever that turns the blade to the left, the blade turns to the left, and when it reaches the arrival position 14 of the manual operation lever that turns the blade to the right, the blade turns to the right. Is a multipurpose manual operation lever device in a snowplow vehicle.

A second aspect of the present invention relates to an operation mode of a multipurpose manual operation lever for operating actuators such as a plurality of fluid pressure cylinders provided in a plurality of snow removing devices mounted on a snow removing vehicle A, respectively. When the manual operation lever reaches a position corresponding to the operation of the snow removing device by a tilting operation from the neutral position via the guide plate type route, it is possible to operate each of the actuators such as a plurality of hydraulic cylinders. Therefore, the left plow slides left when the manual operation lever reaches the reaching position 15 of the manual operation lever that slides the left plow to the left by a tilting operation from the neutral position of the manual operation lever via a guide plate-shaped path, and the manual operation lever is moved. Sliding the left plow to the right When the manual operation lever reaches the reaching position 16, the left plow slides to the right. When the plow is moved to the reaching position 17 of the manual operation lever for lowering the plow by the same operation, the entire plow is lowered. When the plow is reached to the reaching position 18 of the manual operation lever for raising the plow, the entire plow is raised. When reaching the reaching position 19 of the manual operation lever to slide to the right, the right plow slides to the right,
When the right plow reaches the reaching position 20 of the manual operation lever for sliding the right plow to the left, the right plow is configured to slide to the left. The following operation is performed while pressing the push button above the manual operation lever. The left plow rotates forward when it reaches the reaching position 21 of the manual operation lever that rotates the left plow forward by rotating the left plow, and the manual operation lever that rotates the left plow rearward This is a multipurpose manual operation lever device in a snow removal vehicle that is configured so that the left plow rotates rearward when reaching the reaching position 22.

A third aspect of the present invention relates to an operation mode of a multi-purpose manual operation lever for operating actuators such as a plurality of hydraulic cylinders respectively provided in a plurality of snow removal devices mounted on a snow removal vehicle A. When the manual operation lever reaches a position corresponding to the operation of the snow removing device by a tilting operation from the neutral position via the guide plate type route, it is possible to operate each of the actuators such as a plurality of hydraulic cylinders. Therefore, when the manual operation lever reaches the reaching position 23 of the manual operation lever for lowering the side wing by the tilting operation via the guide plate type route from the neutral position of the manual operation lever, the side wing is lowered, and the manual operation lever is moved to the side wing. When reaching the reaching position 24 of the manual operation lever to be raised, the side wing is raised. Side wing tip when the reach the manual operation lever reaches a position 25 to pivot forwardly rotates the tip of the side wing to the front, the arrival position of the manual operating lever to rotate the side wing tip rearwardly by 2
6, the tip of the side wing is configured to rotate backward. The following is an operation while pressing the push button on the upper part of the manual operation lever. When reaching the reaching position 27 of the manual operation lever to be lowered, the tip of the side wing is lowered. When the manual operating lever reaches the reaching position 28 of the manual operating lever for raising the tip of the side wing, the tip of the side wing is raised. Similarly, when reaching the reaching position 29 of the manual operation lever for moving the side wing support portion backward by the same operation, the side wing support portion moves rearward, and the reaching position 30 of the manual operation lever for moving the side wing support portion forward. Side wing support is configured to move forward when it reaches It is a target for manual operation lever device.

[0008]

Embodiments of the present invention will be described below with reference to the drawings based on embodiments. FIG. 1 illustrates a multi-purpose manual operation lever that operates actuators such as a plurality of fluid pressure cylinders provided in a plurality of snow removing devices mounted on the snow removing vehicle A, respectively.
5 shows a guide plate type normal path position at the time of a manual operation lever tilting operation for arbitrarily operating a fluid pressure cylinder to select a working mode of the blade B. The arrows in the figure indicate the traveling direction of the snow removing vehicle, and the left and right in the text indicate the left and right with respect to the traveling direction of the snow removing vehicle. “a” indicates the neutral position of the manual operation lever 31.

Reference numeral 1 denotes a reaching position of the manual operation lever 31 for lowering the left side of the blade B, and shows a working mode in FIG. 10 in which the hydraulic cylinder C1 for raising and lowering the left blade is extended.
2 is a manual operation lever for raising the left side of the blade B 3
8 and FIG. 14 in which the left blade raising / lowering hydraulic cylinder C1 is shortened. Three
7 is a reaching position of the manual operation lever 31 for lowering the entire blade B, and shows the working mode of FIG. 7 in which the right and left blade lifting / lowering fluid pressure cylinders C1 and C2 are simultaneously extended. 4
8A and 8B are the reaching positions of the manual operation lever 31 for raising the entire blade B, and show the working forms of FIGS. 8 and 14 in which the right and left blade lifting hydraulic cylinders C1 and C2 are simultaneously shortened. Reference numeral 5 denotes a reaching position of the manual operation lever 31 for lowering the right side of the blade B, and shows the working mode in FIG. 9 in which the right blade lifting / lowering hydraulic cylinder C2 is extended. 6
Is a manual operation lever 31 for raising the right side of the blade B.
Of the right blade, the hydraulic cylinder C for raising and lowering the right blade
2 shows the work form of FIGS.

Referring to FIG. 2, when the manual operation lever 31 is operated, the operation is performed while pressing the push button 32 on the upper part of the manual operation lever. Reference numeral 7 denotes a reaching position of the manual operation lever 31 that slides the left blade LB to the left, and shows a working mode in FIG. 13 in which the left blade sliding fluid pressure cylinder C3 is extended. 8 is a reaching position of the manual operation lever 31 that slides the left blade LB to the right, and FIGS. 7 and 1 in which the left blade sliding fluid pressure cylinder C3 is shortened.
2 shows a working mode. Reference numeral 9 denotes a reaching position of the manual operation lever 31 for reversing and lowering the blade B, and shows the working forms of FIGS. 15 and 14 in which the left and right blade reversing hydraulic cylinders C5 are simultaneously shortened. Reference numeral 10 denotes a reaching position of the manual operation lever 31 that reverses and raises the blade B, and shows a work mode in FIG. 16 in which the left and right blade reversing fluid pressure cylinders C5 are simultaneously extended. Reference numeral 11 denotes a reaching position of the manual operation lever 31 that slides the right blade RB to the right, and shows a work mode in FIG. 12 in which the right blade sliding fluid pressure cylinder C4 is extended. Reference numeral 12 denotes a reaching position of the manual operation lever 31 that slides the right blade RB to the left, and shows the working mode of FIGS. 7 and 13 in which the right blade sliding fluid pressure cylinder C4 is shortened. When the entire blade is extended, the reaching position 7 of the manual operation lever that slides the left blade of the manual operation lever 31 to the left and the arrival position 11 of the manual operation lever that slides the right blade to the right depend on the respective arrival positions. FIG. 12 shows the working mode of FIG. 11 in which the left blade sliding fluid pressure cylinder C3 and the right blade sliding fluid pressure cylinder C4 are extended. 13
Is the reaching position of the manual operation lever 31 for turning the blade B to the left, and the blade turning fluid pressure cylinder C6,
C7 is a work form of FIG. 18 in which both rods are fixed, the blade turning fluid pressure cylinder C6 moves the cylinder body forward, and the blade turning fluid pressure cylinder C7 moves the cylinder body backward. Reference numeral 14 denotes a position reached by the manual operation lever 31 for turning the blade B to the right, the blade turning fluid pressure cylinders C6 and C7 fix both rods, and the blade turning fluid pressure cylinder C7 moves the cylinder body forward. The moving and blade turning fluid pressure cylinder C6 shows the working mode of FIG. 17 in which the cylinder body is moved rearward.

FIG. 3 shows a guide plate type path position at the time of a manual operation lever tilting operation for arbitrarily operating a hydraulic cylinder in order to select a working mode of the plow P. b indicates the neutral position of the manual operation lever. Fifteen
FIG. 20 shows the working position of FIG. 20 in which the manual operation lever 31 for sliding the left plow LP to the left is reached and the left plow slide fluid pressure cylinder C10 is extended. 16
19 shows the reaching position of the manual operation lever 31 that slides the left plow LP to the right, and shows the working mode of FIG. 19 in which the left plow slide fluid pressure cylinder C10 is shortened. 17
Is the reaching position of the manual operation lever 31 for lowering the plow P, and shows the working mode of FIG. 22 in which the plow lifting hydraulic cylinder C8 is shortened. Reference numeral 18 denotes a reaching position of the manual operation lever 31 that raises the plow P, and shows a working mode in FIG. 23 in which the plow lifting hydraulic cylinder C8 is extended. Reference numeral 19 denotes a reaching position of the manual operation lever 31 that slides the right plow RP to the right, and shows a working mode in FIG. 20 in which the right plow sliding fluid pressure cylinder C9 is extended.
Reference numeral 20 denotes a reaching position of the manual operation lever 31 that slides the right plow RP to the left, and shows the working mode of FIG. 19 in which the right plow sliding fluid pressure cylinder C9 is shortened.

Referring to FIG. 4, when operating the manual operation lever 31, the operation is performed while pressing the push button 32 on the upper part of the manual operation lever. Reference numeral 21 denotes a reaching position of the manual operation lever 31 for rotating the left plow LP forward, and shows a working mode in FIG. 21 in which the left plow rotation fluid pressure cylinder C11 is extended. Reference numeral 22 denotes a reaching position of the manual operation lever 31 for rotating the left plow LP rearward, and shows a work form in FIG. 20 in which the left plow rotation fluid pressure cylinder C11 is shortened.

FIG. 5 shows a guide plate type normal position at the time of a manual operation lever tilting operation for arbitrarily operating a fluid pressure cylinder in order to select a working mode of the side wing W. “c” indicates the neutral position of the manual operation lever 31. Reference numeral 23 denotes a reaching position of the manual operation lever 31 for lowering the side wing W, and shows a working mode of FIG. 25 in which the side wing lifting / lowering hydraulic cylinder C12 is extended.
Reference numeral 24 denotes a reaching position of the manual operation lever 31 that raises the side wing W, and shows a work form in FIG. 24 in which the side wing lifting / lowering hydraulic cylinder C12 is shortened. 25
27 shows the reaching position of the manual operation lever 31 for rotating the tip of the side wing W forward, and shows the working mode of FIG. 27 in which the hydraulic cylinder C13 for rotating the tip of the side wing W is shortened. Reference numeral 26 denotes a reaching position of the manual operation lever 31 for rotating the tip of the side wing W backward, and FIG. 2 in which the hydraulic cylinder C13 for rotating the tip of the side wing is extended.
6 shows a working mode.

Referring to FIG. 6, when operating the manual operation lever 31, the operation is performed while pressing the push button 32 on the upper part of the manual operation lever. Reference numeral 27 denotes a reaching position of the manual operation lever 31 for lowering the tip of the side wing W, and shows the working mode of FIG. 29 in which the hydraulic cylinder C14 for lifting / lowering the tip of the side wing is shortened. 28 is a reaching position of the manual operation lever 31 for raising the tip of the side wing W;
FIG. 29 shows the working mode of FIG. 28 in which the hydraulic cylinder C14 for elevating and lowering the side wing tip is extended. Reference numeral 29 denotes a reaching position of the manual operation lever 31 for moving the side wing support portion S rearward, and shows a working mode in FIG. 30 in which the hydraulic cylinder C15 for moving the side wing support portion is extended. 30 is
FIG. 26 shows a work position in FIG. 26 where the manual operation lever 31 for moving the side wing support portion S forward is reached and the hydraulic cylinder C15 for moving the side wing support portion is shortened.

[0015]

Since the present invention is configured as described above, it has the following effects. 1. Many manual operation levers for operating multiple snow removal devices mounted on snow removal vehicles have been eliminated, and one manual operation lever per device has enabled the operation of the snow removal device, thus reducing the number of parts. Play. 2. Remove your eyes from the front check during snow removal work,
There is no need to visually select a large number of manual operation levers, and since the number of manual operation levers is small, selection can be easily made only by the touch of the hand, which is effective for reliable operation. 3. The guide plate type forward position type manual operation lever with an easy-to-understand operation path makes it easy to recognize the operation location of the corresponding snow removal device.

[Brief description of the drawings]

FIG. 1 is a front view of a normal operation of a manual operation lever during blade operation.

FIG. 2 is a route position diagram when a push button on an upper portion of a manual operation lever is pressed and operated during blade operation.

FIG. 3 is a diagram showing a normal route position of a manual operation lever during plow operation.

FIG. 4 is a route position diagram when a push button on an upper portion of a manual operation lever is pressed and operated during plow operation.

FIG. 5 is a diagram showing a normal route position of a manual operation lever during a side wing operation.

FIG. 6 is a route position diagram when the push button on the upper part of the manual operation lever is pressed and operated during the side wing operation.

FIG. 7 is a rear view of a work mode in which the entire blade is descended and grounded in a state where the blade is inverted and descended.

FIG. 8 is a rear view in which the entire blade is raised in a state where the blade is inverted and lowered.

FIG. 9 is a rear view in which the left blade is raised and the right blade is lowered in a state where the blade is inverted and lowered.

FIG. 10 is a rear view in which the right blade is raised and the left blade is lowered in a state where the blade is inverted and lowered.

FIG. 11 is a rear view of a working mode in which the blade is slid right and left outward on both sides in a state where the blade is inverted and lowered, and the entire blade is extended.

FIG. 12 is a rear view of a working mode in which the left blade is slid to the right and the right blade is slid to the right in a state where the blade is inverted and lowered.

FIG. 13 is a rear view of a working mode in which the right blade slides to the left and the left blade slides to the left in a state where the blade is inverted and lowered;

FIG. 14 is a side view in which the entire blade is raised in a state where the blade is inverted and lowered.

FIG. 15 is a side view of a working mode in which the entire blade is descended and grounded in a state where the blade is inverted and descended.

FIG. 16 is a side view of the storage posture in which the entire blade is raised in a state where the blade is turned upside down.

FIG. 17 is a plan view of a working mode in which the blade is turned rightward while both the left and right are extended.

FIG. 18 is a plan view of a working mode in which the blade is turned to the left in a state where both the left and right are extended.

FIG. 19 is a plan view of a retracted posture in which the left and right sides of the plow are shortened.

FIG. 20 is a plan view of a working configuration in which the left and right sides of the plow are elongated.

FIG. 21 is a plan view of a working mode in which the left plow is rotated forward with the left and right sides of the plow extended.

FIG. 22 is a left side view of the work mode in which the plow descends and touches down.

FIG. 23 is a left side view of the forwarding posture in which the plow is raised.

FIG. 24 is a rear view in which a side wing is raised in a horizontal state.

FIG. 25 is a rear view of the work mode in which the side wings are lowered in the horizontal state and the ground contact is made.

FIG. 26 is a plan view in which the tip of the side wing is rotated rearward in the side wing working mode.

FIG. 27 is a plan view in which the tip of the side wing is rotated forward in the working mode of the side wing.

FIG. 28 is a rear view in which the tip of the side wing is raised in the working mode of the side wing.

FIG. 29 is a rear view in which the tip of the side wing is lowered in the work mode of the side wing.

FIG. 30 is a plan view showing a state in which the side wing support is moved rearward, and the work mode of the side wing is changed from a snow removal mode to a mode in which snow on a road shoulder is scraped.

FIG. 31 is a side view showing an operation mode of the manual operation lever.

FIG. 32 is a side view showing an operation mode in a state where a push button on the upper part of the manual operation lever is pressed in the manual operation lever.

FIG. 33 is a left side view of the snow removal vehicle in which each snow removal device is in a working mode.

[Explanation of symbols]

A Snow removing vehicle B Blade P Plow W Side wing S Side wing support LB Left blade RB Right blade LP Left plow RP Right plow a, b, c Neutral position of manual operation lever 1 Arrival position of manual operation lever to lower blade left side 2 Arrival position of the manual operation lever for raising the left side of the blade 3 Arrival position of the manual operation lever for lowering the entire blade 4 Arrival position of the manual operation lever for raising the entire blade 5 Arrival position of the manual operation lever for lowering the right side of the blade 6 Blade Arrival position of the manual operation lever that raises the right side 7 Arrival position of the manual operation lever that slides the left blade to the left 8 Arrival position of the manual operation lever that slides the left blade to the right 9 Arrival position of the manual operation lever that reverses and lowers the blade 10 Turn the blade upside down Arrival position of the manual operation lever 11 Arrival position of the manual operation lever to slide the right blade to the right 12 Arrival position of the manual operation lever to slide the right blade to the left 13 Arrival position of the manual operation lever to rotate the blade to the left 14 Blade to the right Arrival position of the manual operation lever to turn the plow to the left 15 Arrival position of the manual operation lever to slide the left plow to the left 16 Arrival position of the manual operation lever to slide the left plow to the right 17 Arrival position of the manual operation lever to lower the plow 18 Ascend Arrival position of the manual operation lever to slide the right plow to the right 20 Arrival position of the manual operation lever to slide the right plow to the left 21 Arrival position of the manual operation lever to rotate the left plow forward 22 Left Manual to rotate the plow backwards Arrival position of the lever for operation 23 Arrival position of the manual operation lever for lowering the side wing 24 Arrival position of the manual operation lever for raising the side wing 25 Arrival position of the manual operation lever for rotating the tip of the side wing forward 26 Arrival position of the manual operation lever that rotates backward 27 Arrival position of the manual operation lever that lowers the side wing tip 28 Arrival position of the manual operation lever that raises the side wing tip 29 Manual operation lever that moves the side wing support part backward Arrival position of the manual operation lever for moving the side wing support portion forward 31 Manual operation lever 32 Push button at the upper part of the manual operation lever C1 Left blade elevating hydraulic cylinder C2 Right blade elevating hydraulic cylinder C3 Left blade Slide fluid Cylinder C4 Fluid pressure cylinder for right blade slide C5 Fluid pressure cylinder for blade reversal C6, C7 Fluid pressure cylinder for blade rotation C8 Fluid pressure cylinder for plow elevating C9 Fluid pressure cylinder for right plow slide C10 Left pressure fluid cylinder for plow slide C11 Left Fluid Cylinder for Plow Rotation C12 Fluid Cylinder for Side Wing Elevation C13 Fluid Pressure Cylinder for Side Wing Tip Rotation C14 Fluid Cylinder for Side Wing Tip Elevation C15 Fluid Cylinder for Side Wing Support Movement

Claims (3)

[Claims] 1. An operation mode of a multi-purpose manual operation lever for operating an actuator such as a plurality of fluid pressure cylinders provided in a plurality of snow removal devices mounted on a snow removal vehicle (A), respectively. The manual operation lever can actuate a plurality of actuators such as a plurality of fluid pressure cylinders by reaching the position corresponding to the operation of the snow removing device by a tilting operation from the neutral position via the guide plate type route. Therefore, the left side of the blade is lowered by reaching the reaching position (1) of the manual operation lever that tilts the manual operation lever to lower the left side of the blade. The manual operation that tilts the manual operation lever and raises the left side of the blade The left side of the blade is raised by reaching the reaching position (2) of the lever. When reaching the reaching position (3) of the manual operating lever to be lowered, the entire blade descends, and when reaching the reaching position (4) of the manual operating lever for raising the entire blade, the entire blade rises. When reaching the reaching position (5) of the manual operation lever to be lowered, the right side of the blade is lowered, and when reaching the reaching position (6) of the manual operation lever for raising the right side of the blade, the right side of the blade is configured to rise. The operation is performed while pressing the push button on the upper part of the manual operation lever, and the left blade is moved leftward by tilting the manual operation lever to reach the arrival position (7) of the manual operation lever that slides the left blade to the left. When the manual operation lever is slid and reaches the position (8) of the manual operation lever that slides the left blade to the right, the left blade is moved. When the blade slides to the right and reaches the reaching position (9) of the manual operation lever that reverses and lowers the blade by the same operation, the blade reverses and descends, and reaches the arrival position (10) of the manual operation lever that reverses and raises the blade. When the blade reaches the position, the blade reverses and rises. When the blade reaches the position (11) of the manual operation lever that slides the right blade to the right, the position of the manual operation lever that slides the right blade to the right and slides the right blade to the left. When reaching (12), the right blade slides to the left. Further, when reaching the reaching position (13) of the manual operation lever for turning the blade to the left, the blade turns to the left and turns manually to rotate the blade to the right. The blade is configured to turn rightward when the operation lever reaches the arrival position (14). Multipurpose for manual operation lever device in a snow vehicle. 2. A multi-purpose manual operation lever for operating actuators such as a plurality of fluid pressure cylinders provided in a plurality of snow removal devices mounted on a snow removal vehicle (A), respectively. The manual operation lever can actuate a plurality of actuators such as a plurality of fluid pressure cylinders by reaching the position corresponding to the operation of the snow removing device by a tilting operation from the neutral position via the guide plate type route. Therefore, the left plow slides to the left when it reaches the arrival position (15) of the manual operation lever that slides the left plow to the left by a tilting operation from the neutral position of the manual operation lever via a guide plate type path,
When the manual operation lever reaches the reaching position (16) of the manual operating lever that slides the left plow to the right, the left plow slides to the right, and reaches the reaching position (17) of the manual operating lever that lowers the plow by the same operation. When the entire plow is lowered and reaches the reaching position (18) of the manual operation lever that raises the plow, the entire plow rises, and reaches the reaching position (19) of the manual operation lever that slides the right plow to the right. And the right plow slides to the right, and the right plow slides to the left when it reaches the reaching position (20) of the manual operation lever that slides the right plow to the left. This is an operation while pushing, and the reaching position of the manual operation lever that tilts the manual operation lever and rotates the left plow forward The left plow pivots forward when it reaches 1), and the left plow pivots backward when the manual operation lever reaches the reaching position (22) of the manual operation lever that rotates the left plow backward. A multipurpose manual operation lever device for a snow removal vehicle, wherein the lever device is configured. 3. A multi-purpose manual operation lever for operating actuators such as a plurality of fluid pressure cylinders provided in a plurality of snow removal devices mounted on a snow removal vehicle (A), respectively. The manual operation lever can actuate a plurality of actuators such as a plurality of fluid pressure cylinders by reaching the position corresponding to the operation of the snow removing device by a tilting operation from the neutral position via the guide plate type route. Therefore, when the manual operation lever reaches the reaching position (23) of the manual operation lever for lowering the side wing by the tilting operation via the guide plate type route from the neutral position of the manual operation lever, the side wing is lowered, and the manual operation lever is moved to the side wing. The side wing is raised when the manual operation lever reaches the reaching position (24). When the reaching position (25) of the manual operation lever that rotates the tip of the side wing forward by the operation, the tip of the side wing rotates forward, and the reaching position of the manual operation lever that rotates the tip of the side wing backward. When reaching (26), the tip of the side wing is configured to rotate backward. The following operation is performed while pressing the push button above the manual operation lever. When the hand reaches the reaching position (27) of the manual operating lever, the tip of the side wing is lowered. The reaching position of the manual operating lever that raises the tip of the side wing (2)
8) When it reaches, the tip of the side wing rises,
When the side wing support is moved rearward by the same operation to reach the reaching position (29) of the manual operation lever, the side wing support moves rearward, and the arrival position of the manual operation lever moves the side wing support forward. (3
This is a multipurpose manual operation lever device in a snow removal vehicle, wherein the side wing support is configured to move forward when reaching 0).