KR101307900B1 - Mudguard device of working vehicle - Google Patents

Abstract

The present invention relates to a mudguard device for a work vehicle, and more particularly, to a mudguard device for a work vehicle in which a handle for manipulation is formed to protrude upward.
The mudguard device for a work vehicle according to the present invention includes a main frame positioned below the main body of a work vehicle in which a cab is located and mounted on at least an upper side of a wheel for moving the work vehicle to prevent scattering of foreign matters; A support frame fixed to the side of the main body and rotatably supporting the main frame; And a latch unit selectively coupled to the striker fixed to the main body to selectively fix the main frame, and a handle for selectively releasing the engagement with the striker to be exposed to an upper side of the main frame. . By such a configuration, the mudguard device of the work vehicle has an advantage of extending the service life while improving the convenience of use, and can be expected to reduce the maintenance and maintenance costs according to the use of the work vehicle.

Description

Mudguard device of working vehicle

The present invention relates to a mudguard device for a work vehicle, and more particularly, to a mudguard device for a work vehicle in which a handle for manipulation is formed to protrude upward.

The work vehicle is a mechanical vehicle used to carry out the work desired by the driver in a construction or civil engineering site or an industrial site. The work vehicle includes a excavator and a loader, which is a heavy working machine vehicle used in a construction or civil engineering site. There is a forklift or a crane that performs work such as moving or loading an article.

Hereinafter, the loader of the work vehicle will be described as an example for ease of description. Of course, it is also possible to look at the excavator or forklift, but not the loader, for example, for the convenience of the description will be described with the loader as an example.

The loader is a work vehicle mainly used for the construction industry, using a work piece mounted on the front of the body to lift and move building materials such as soil, sand, and gravel, and load it into the loading box of the mobile vehicle, or a space desired by the driver. It is a work vehicle for moving to.

A loader is also called a loader, and is not a work vehicle for the purpose of excavation, such as an excavator, so the excavation force is rather weak, and mainly loads once excavated soil, aggregate, or crushed rock in a transport vehicle. It is a work vehicle to be used when.

The loader is a mud guard for preventing mud or gravel from splashing on the work site while moving by a cloud movement of wheels when the work is carried out in a site having a lot of mud or gravel according to the spatial conditions of the work site. ) Is mounted on the upper side of the wheel.

The mudguard is stuck or stuck to the lower surface while splashing mud or gravel of the work site, the operator or the user of the loader is removed by washing the mudguard.

On the other hand, Korean Patent Laid-Open No. 2008-0019824 discloses an invention relating to a device for removing a fixed object for a vehicle, and implements a system for automatically detecting a frozen body or a fixed substance attached to the mudguard of the vehicle in winter or summer, and then automatically remove it. The present invention relates to a mudguard fixer removal device for a vehicle capable of preventing problems such as a mudguard breakage due to a freezing body or a fixed object.

The disclosed patent discloses a configuration in which the seesaw movement member is moved inside the wheel housing by the transmission member and the actuator by a sensor that senses the presence or absence of a fixture in the wheel housing to push the fixture.

In addition, the Republic of Korea Patent Publication No. 2011-0121754 discloses a variable fender for wheeled heavy equipment is disclosed, to properly secure the driver's viewing angle during work while properly blocking the scattering of foreign matters when driving the wheeled heavy equipment. The present invention relates to a variable fender for wheeled heavy equipment that can reduce the fatigue of the driver while providing a safe driving and working environment.

The disclosure discloses a configuration of a fixed fender installed on a vehicle body of heavy equipment and an extended fender that is variable in length while being rotatably hinged to an end of the fixed fender and folded or unfolded continuously.

In the above patents, the mudguard or fender performs a function of protecting the vehicle body while preventing the scattering of scattered products. However, in the case of the above patents, the invention for the purpose of improving the usability of the mudguard or fender is disclosed.

It is an object of the present invention to provide a mudguard device for a work vehicle equipped with a mudguard device that is easy to remove foreign substances.

Another object of the present invention is to provide a mudguard device for a work vehicle that is equipped with a latch unit that facilitates the discharge of foreign substances introduced therein.

The mudguard device for a work vehicle according to the present invention includes a main frame positioned below the main body of a work vehicle in which a cab is located and mounted on at least an upper side of a wheel for moving the work vehicle to prevent scattering of foreign matters; A support frame fixed to the side of the main body and rotatably supporting the main frame; And a latch unit selectively coupled to the striker fixed to the main body to selectively fix the main frame, and a handle for selectively releasing the engagement with the striker to be exposed to an upper side of the main frame. .

The mudguard device of the work vehicle according to the present invention is mounted so that the handle of the latch unit for gripping and manipulating the mainframe is exposed to the upper side of the mainframe so that contamination by foreign matters scattered by rolling motion of the wheels is prevented. Anticipated effects can be expected.

Since the handle of the latch unit is mounted to be exposed to the upper side of the mainframe, the driver or user can expect the effect of easily rotating the mainframe of the mudguard, and for maintenance or repair of a work vehicle to which the mainframe of the mudguard is mounted. The effect of improving space utilization can be expected.

In addition, due to the configuration of the discharge port formed in the case of the latch unit can be expected to facilitate the discharge of foreign matter flowing into the internal space of the case of the latch unit, the contamination of the latch unit by facilitating the discharge of foreign matter inside the latch unit It can be expected to prevent the effect of extending the life of the latch unit.

In addition, by extending the life of the latch unit can be expected to reduce the maintenance cost for the driver or user to use the work vehicle, which is expected to provide an economic benefit to the driver or user using the work vehicle. It becomes possible.

On the other hand, it is easy to rotate the mud guard having a latch unit can be expected to effect the cleaning or repair and repair of the mud guard, thereby resulting in an effect of extending the service life of the mud guard.

In addition, the mudguard device is separated to one side for maintenance of the loader, and the side of the loader body is opened to perform maintenance, maintenance, and the like. That is, the driver or the user of the loader can be expected to the effect that the mud guard is separated to one side, the cleaning of the mud guard or the maintenance, repair, repair, etc. of the loader becomes easy.

1 is a perspective view showing the appearance of a work vehicle in a state in which the mudguard of the work vehicle employing an embodiment of the present invention is rotated.
Figure 2 is a perspective view showing a mudguard device of a work vehicle employing an embodiment of the present invention.
Figure 3 is a perspective view showing a state in which the mudguard device of the work vehicle employing an embodiment of the present invention is rotated.
Figure 4 is an exploded perspective view showing a state in which the latch unit of the latch unit of the mudguard device of the work vehicle employing an embodiment of the present invention is engaged with the striker.
5 is an exploded perspective view showing a state in which the latch unit of the mudguard device of the work vehicle employing the embodiment of the present invention is released from the striker.

Hereinafter, with reference to the accompanying drawings, the mudguard device for a work vehicle according to the present invention will be described by way of example.

However, the spirit of the present invention may not be limited by the embodiments to be described below, and those skilled in the art who understand the spirit of the present invention may easily propose using other embodiments within the scope of the same idea. You could do it.

In addition, terms used in the present specification or claims are concepts selected for convenience of description and should be properly interpreted as meanings corresponding to the technical idea of the present invention in grasping the technical contents of the present invention.

1 is a perspective view illustrating an appearance of a work vehicle in a state in which a mudguard of a work vehicle employing an embodiment of the present invention is rotated. Referring to FIG. 1, a work vehicle employing an embodiment of the present invention will be described. In the embodiment of the present invention, a loader, which is a kind of work vehicle, will be described.

Of course, it may be described as another working vehicle such as an excavator, not a loader, but in the present specification, the loader will be described as an example, which is one of the embodiments selected for ease of description, and thus, the technical features of the present invention The scope of ideas is not limited.

The loader includes a main body in which a driver's cab 20, which provides a space for operating a driver and a driver's driving, and a power chamber 30, which is located at a rear side of the cab and generates an engine generated by the driver's operation, are installed. 10), a work body 40 installed in the first half of the main body 10 to perform a desired work by the driver, and a moving body 50 for moving the main body 10 to a desired position by the driver. Has a configuration that includes

The cab 20 is formed in the form of a rectangular parallelepiped having a predetermined internal space as a whole, and the driver is located in the internal space to operate the loader.

A door formed in a plate shape having a predetermined thickness is rotatably mounted on a side surface of the cab 20, and the internal space of the cab 20 is selectively opened and closed by rotating the door. The driver can enter and exit the interior space of the cab 20 through the side of the cab 20 opened and closed by the rotation of the door.

The door is equipped with a locking device for selectively limiting the rotation of the door by the driver, the door is limited to the rotation by such a lock device to prevent a driver located in the interior space of the cab 20 from external shock. This protects the driver from falling or impact accidents while working.

In addition, the door is provided with a window is configured to allow the driver to ventilate the interior space of the cab 20, the driver to ride to the interior space of the cab 20 on one side of the main body (10) Ladders or scaffolding are installed.

The power compartment 30 is installed at the rear of the cab 20. The power chamber 30 is formed in a shape having a predetermined internal space, and a plurality of components necessary for generating power are installed in the internal space, including a fuel tank containing fuel for supply to a power generating engine. .

One side of the power chamber 30 is rotatably mounted to the power chamber door 31 to selectively open and close the internal space. By the rotation of the power chamber door 31, the maintenance chamber 32 formed in the interior space of the power chamber 30 can be selectively opened and closed.

A maintenance room 32 is formed in the interior space of the power room 30 so that a predetermined space is opened and closed by the driver selectively rotating the power room door 31. The maintenance room 32 includes the power room ( A large number of parts or tools necessary for maintenance, maintenance or repair of the engine installed in the internal space of 30) can be located.

Of course, in the maintenance room 32, in addition to the parts or tools necessary for the maintenance, maintenance or maintenance of the engine, a plurality of parts are located to store various parts or tools necessary for the operation or operation of the loader.

The front part of the main body 10 is provided with a work body 40 for performing a task desired by the driver by the driver's operation. The work 40 performs a function of stacking industrial materials, such as soil or stone, in a transport vehicle or stacking them in a predetermined space desired by a driver.

The work piece 40 is equipped with a bucket 41 that can accommodate materials such as soil or rock, and the bucket 41 is fastened to an arm mounted in the form of a boom in the first half of the main body 10. .

The arm is formed so as to lift the material accommodated in the inner space of the bucket 41 by being mounted to the first half of the main body 10 to be rotatable while being configured as a cylinder.

On the other hand, the lower half of the main body 10 is equipped with a moving body 50 for moving the main body 10 to a desired position by the driver's driving. The movable body 50 is mounted in the form of a wheel to move the main body 10 to a desired position by the rolling motion.

Of course, the movable body 50 is also possible to be mounted in the form of a wheel, it is also possible to be mounted in the form of a caterpillar rather than the form of a wheel.

The mudguard device 60 is installed on the upper side of the movable body 50 to prevent scattering of scattering bodies such as sand, mud, gravel, and the like by the rolling motion of the movable body 50.

The mudguard device 60 is mounted to the main body 10 in a form of surrounding the movable body 50 along the outer shape of the movable body 50 on the upper side of the movable body 50, by a driver or a user's operation. The main body 10 is rotatably mounted.

The mudguard device 60 is rotatably mounted on the side of the main body 10 so that the power chamber door 31 is rotatable. That is, the power chamber door 31 is configured to rotate in the state in which the mudguard device 60 is rotated, so that the area of the power chamber door 31 can be widened.

As the area of the power chamber door 31 is widened, the inlet of the maintenance chamber 32 can be formed to be wide, thereby making it easy to maintain, repair or repair the interior space of the power chamber 30. Maintenance room 320 has the advantage that the ease of use is improved.

Hereinafter, a mudguard device of a work vehicle according to an embodiment of the present invention will be described in detail with reference to FIGS. 2 and 3. 2 is a perspective view showing a mudguard device of a work vehicle according to an embodiment of the present invention, Figure 3 is a perspective view showing a state in which the mudguard device of a work vehicle employing an embodiment of the present invention is rotated.

The mudguard device 60 is the main frame 61 and the main frame 61 to prevent the scattering of the scattered by the rolling motion of the moving body 50 for the movement of the main body 10, A latch unit for selectively fixing the support frame 62 and the main frame 61 to be rotatable, and a handle 654 for holding by a driver or a user to protrude upward from the main frame 61. It comprises 65.

The main frame 61 is formed in a plate shape having a predetermined thickness, and is formed in a substantially "∩" shape when viewed from the side to surround at least the upper side of the movable body 50.

The main frame 61 is formed of a material having a predetermined strength, and has a predetermined area, and the main frame 61 of the main body 10 or the work site is scattered by the rolling motion of the mobile body 50. Equipped to protect personnel.

A groove-shaped bead having a certain width and length is formed in the central portion of the main frame 61 so as to reinforce the strength of the main frame 61, and is formed in a portion substantially horizontal to the ground. The latch unit 65 is mounted to rotatably install the main frame 61 on the main body 10.

The main frame 61 may be configured to be rotatably mounted in one direction while being formed in an integral form as a whole, and may be configured to be rotatably mounted in different directions by being divided into two parts as a whole.

Of course, even if formed in any configuration it is preferable that the configuration is mounted so as to be selectively fixed to one surface of the main body 10 by the latch unit (65). In the embodiment of the present invention will be described by way of example the main frame 61 having an integral configuration as a whole.

On the other hand, a support frame 62 for rotatably supporting the main frame 61 is mounted on the main body 10 or one surface extending from the main body 10. The support frame 62 is formed in the shape of a square plate having a predetermined thickness, and fixed frames 631 and 641 fixed to one surface extending from the main body 10 or the main body 10, and one end of the support frame 62 is fixed. Rotating to the frame (631, 641) and the other end portion has a configuration including a connecting frame (632, 642) is fastened with the main frame (61).

In addition, the support frame 62 is connected to one end of the main frame 61 to selectively engage the first support frame 63 and the latch unit 65 to support the main frame 61. The second support frame 64 supporting the main frame 61 is formed to be coupled to the latch unit 65 by being positioned at a portion forming a striker 643 for coupling to form a substantially horizontal direction with the ground. Has a configuration to include.

Of course, it will be possible if the support frame 62 is composed of only one support frame 62, in consideration of the position of the latch unit 65 or the support strength and shape of the main frame 61, Preferably, the support frame 62 is composed of first and second support frames 63 and 64.

First, referring to the configuration of the first support frame 63, the first fixing frame 631 formed in the first support frame 63 is formed in the shape of a rectangular plate having a predetermined thickness while the upper and lower surfaces It is formed in a state bent toward the main frame 61.

The first fixing frame 631 is fixed to one surface extending from the main body 10 or the main body 10 by a fastening member such as a bolt and the like, while the connecting members such as hinges are mounted on the upper and lower surfaces which are bent. One connecting frame 632 is rotatably connected to one end portion of the first fixing frame 631.

The other end portion of the first connection frame 632 is fixed or connected to one surface of the main frame 61 to rotate the connection portion of the first connection frame 632 and the first fixing frame 631. The main frame 61 is rotatably installed to the side of the main body 10 with a center.

The second support frame 64 may include a second fixed frame 641 fixed to one surface of the main body 10 or a surface extending from the main body 10, and a second fixed frame 641 connected to the second fixed frame 641. It has a configuration including two connection frame (642).

The second fixing frame 641 is formed in the shape of a square plate having a predetermined thickness and strength, and is fixedly mounted to the main body 10 or a portion extending from the main body 10 by a fastening member such as a bolt. .

One end portion of the second connection frame 642 is connected to the second fixing frame 641, and the other end portion is in a direction in which the latch unit 65 is positioned across the lower side of the main frame 61. Is formed, the end portion is provided with a striker (643) for engaging the latch unit 65.

When the striker 643 is engaged with the latch unit 65, the main frame 61 is supported by the support frame 62 by engaging the latch unit 65 and the striker 643. .

Of course, the striker 643 may be formed in the first and second connection frames 632 and 642, respectively. Also, the striker 643 may be formed in any one of the connection frames to selectively engage the latch unit 65. It will be possible.

In any case, the handle 654 of the latch unit 65 is configured to protrude upward from the main frame 61, so that the driver or user has an advantage of improving the ease of use of the latch unit 65. do.

Hereinafter, the latch unit according to an exemplary embodiment of the present invention will be described in detail with reference to FIGS. 4 and 5. 4 is an exploded perspective view illustrating a latch unit of a mudguard device of a work vehicle employing an embodiment of the present invention coupled with a striker, and FIG. 5 is a latch unit of a mudguard device of a work vehicle employing an embodiment of the present invention. An exploded perspective view showing a state in which the striker is disengaged.

4 and 5, the latch unit 65 is located between the case 651 fixed to the lower side of the main frame 61 and the inside of the case 651, and the striker 643. And a latch plate 655 that is selectively engaged with the latch plate, and a center pin for pivotally fixing the latch plate 655 to an inner space of the case 651 while being a pivot center of the latch plate 655. 656).

The case 651 is formed by combining a first case 652 forming a left side, a front side, and a rear side, and a second case 653 forming the right side, an upper side, and a bottom side, as shown in the drawing.

Of course, the case 651 may be configured in the form of a rectangular parallelepiped having a predetermined internal space, but a plurality of parts including the center pin 656 should be mounted in the internal space of the case 651, As the assembly, maintenance, repair, and the like must be performed, a configuration made by combining the first and second cases 652 and 653 may be preferable.

In addition, the case 651 may be configured by a combination of the upper case relatively positioned on the upper side, and the lower case relatively positioned on the lower side, the first case 652 is the left side and the upper and lower surfaces Forming, and the second case 653 may be configured to form the right side and the front and rear.

Whatever the case 651 may be, it may be desirable to have a predetermined internal space, and a plurality of components including the latch plate 655 may be mounted in the internal space.

An insertion groove 652a into which the striker 643 is inserted is formed in the first case 652. The insertion groove 652a is formed by cutting a certain area from the front of the case 651 to the rear as shown in the drawing.

The insertion groove 652a is formed in the same shape as that of the second case 653 so that the striker 643 is inserted into the insertion grooves 652a and 653a, and the locking groove 655a of the latch plate 655 is provided. The striker 643 is accommodated while the striker 643 is engaged with the latch plate 655 to restrict the rotation of the main frame 61.

A discharge port 652b is formed at the lower left end of the first case 652 to discharge the foreign matter introduced into the internal space of the case 651 into the external space by the rotation operation of the latch plate 655.

The outlet 652b is cut off while having a predetermined area upward from the lower end of the left side of the first case 652 to provide a passage through which foreign matter is discharged to the outer space of the case 651.

When the outlet 652b is viewed from the side, the latch plate 655 is formed by cutting in a substantially "∩" shape and being formed in the center of the lower end of the first case 652 by the rotation operation of the latch plate 655. Foreign matter introduced by the lower end is pushed out and is discharged to the outer space of the case 651 through the outlet 652b.

A handle 654 is formed at an upper end of the latch plate 655 to facilitate a grip of a driver or a user. The handle 654 is integrally formed with the latch plate 655 and mounted to penetrate through one surface of the main frame 61.

Of course, the latch plate 655 and the handle 654 may be formed in a connection type such as a link rather than an integrated type.

A handle pad is coupled to an outer surface of the handle 654 to protect the driver's or user's hand or other parts of the human body when the driver or user grips the handle 654.

The handle pad is formed to have a certain degree of strength and has a predetermined self-elasticity, and thus has an advantage of preventing damage to a human body of a driver or a user for holding the handle 654.

Meanwhile, a center pin 656 is mounted in the inner space of the case 651 to rotatably fix the latch plate 655 to the inner space of the case 651. The center pin 656 is formed in the shape of a cylinder having a predetermined height, and as shown in the drawing, the top and bottom surfaces of the center pin 656 are mounted to the left and right sides.

As the center pin 656 penetrates the latch plate 655 in the left and right directions as shown in the drawing, the center pin 656 is fixed in the inner space of the case 651 so that the latch plate 655 is in the inner space of the case 651. It is mounted rotatably.

The latch plate 655 is provided with a locking groove 655a for engaging with the striker 643. The locking groove 655a is formed in a substantially "∩" shape when viewed from the side, and is engaged with the striker 643 being inserted.

An elastic member 657 having its own elasticity is mounted to the center pin 656 and fastened to the latch plate 655. The elastic member 657 rotates the latch plate 655 by a driver or a user by operating the handle 654, and then releases the pressure applied to the handle 654. The latch plate 655 has its own elastic force. ) Will be restored to its original state.

In addition, a stopper 658 for limiting the rotation range of the latch plate 655 is mounted in the inner space of the case 651. The stopper 658 is mounted to limit the rotation range of the latch plate 655 when a driver or a user operates the handle 654 to rotate the latch plate 655.

The stopper 658 is formed in a cylindrical shape having a predetermined diameter and is mounted across the inner space of the case 651, thereby limiting the rotation range of the latch plate 655.

That is, the stopper 658 is mounted in the same direction as the center pin 656, which is the rotation center of the latch plate 655, and the latch so that the front and rear rotation range of the latch plate 655 can be limited. It is formed in pairs at the front and rear of the rotation range of the plate 655, respectively.

As such, the stoppers 658 are formed in pairs to limit the front rotation range and the rear rotation range of the latch plate 655, respectively.

In addition, a buffer member 659 having a predetermined degree of elasticity is mounted on an outer surface of the stopper 658. The buffer member 659 is formed of a member having a predetermined elasticity, such as rubber or sponge, and is mounted to surround an outer surface of the stopper 658.

When the latch plate 655 is limited by rotation of the stopper 658 by the buffer member 659, damage to the latch plate 655 or the stopper 658 is prevented and noise is reduced. Will have

Hereinafter, the operation of the mudguard device of the work vehicle according to the present invention configured as described above will be described.

The driver manipulates the main body 10 with a driving lever in the inner space of the cab 20 to perform a desired task. At this time, the main body 10 is moved to the space desired by the driver by the rolling motion of the movable body 50 by the driver's operation.

As sand, gravel, etc. of the ground are scattered by the rolling motion of the movable body 50, the main body 10 is damaged or injured in the work site. In order to prevent this, the mudguard device 60 is mounted on at least the upper side of the movable body 50.

On the other hand, the driver or the user can rotate the power chamber door 31 mounted on one side of the power chamber 30 by operating the mudguard device 60, the utility of the power chamber 30 This has the advantage of being improved.

When the driver or the user grips the handle 654 protruding upward and pulls in the direction of the driver or the user, the latch plate 655 is rotated to release the engagement with the striker 643.

As such, the handle 654 protrudes upward of the main frame 61 so that the handle 654 is prevented from being damaged or contaminated by the scattering material scattered by the rolling motion of the movable body 50. do.

When the engagement between the striker 643 and the latch plate 655 is released, the main frame 61 rotates in the direction of pulling the handle 645 with the connection frame 622 at the center of rotation.

By the rotation of the main frame 61, the driver or the user can rotate the power chamber door 31 to take advantage of the internal space of the power chamber 30.

In addition, when the driver or the user grips and rotates the handle 654, foreign matter introduced into the inner space of the case 651 by the rotation of the latch plate 655 is transferred through the case 652b. It is discharged to the outer space of 651.

As such, the foreign matter introduced into the inner space of the case 651 is discharged to the outer space, thereby preventing damage and contamination of the latch unit 65 due to the foreign matter, and thus the service life of the latch unit 65 is improved. It has the advantage of being extended.

In addition, the main frame 61 is rotated with the connection frame 622 as the rotation center by the rotation of the latch plate 655, so that the driver or the user is positioned to be spaced apart from the side of the main body 10. The main frame 61 has the advantage of easy cleaning or care.

When the utilization of the internal space of the power chamber 30 or the cleaning and care of the main frame 61 is completed, the driver or the user grips the handle 654 and pulls it toward the driver or the user, and the main frame 61. When the latch plate 655 is rotated to engage the striker 643 and the latch plate 655, the main frame 61 is positioned in an original state.

The description of the present invention as described above is merely illustrative of the technical idea of the present invention, and those skilled in the art to which the present invention pertains various modifications without departing from the essential characteristics of the present invention. Modifications may be possible.

The mudguard device of the work vehicle according to the present invention, the handle is configured to protrude above the main frame, it is configured to discharge the foreign matter introduced into the internal space of the latch unit.

Due to such a configuration, the mudguard device of the work vehicle has an advantage of extending the service life while improving the ease of use, it can be expected to reduce the maintenance and maintenance costs according to the use of the work vehicle.

Due to such many effects, the mudguard device of the work vehicle according to the present invention will be highly applicable to not only the production industry of the work vehicle but also various industries related thereto.

10. Main unit 20. Cab
30. Power Chamber 31. Power Chamber Door
40. Workpiece 50. Moving Object
60. Mudguard Unit 61. Mainframe
62. Support Frame 63. First Support Frame
631. First fixed frame 632. First connected frame
64. 2nd support frame 641. 2nd fixed frame
642.Second Frame 643.Striker
65. Latch Unit 651. Case
652. First case 652a. Insert groove
652b. Outlet 653.Second Case
653a. Insertion groove 654. Handle
655. Latch Plate 655a. Latching groove
656. Center pin 657. Elastic member
658. Stoppers 659. Shock absorbing members

Claims (5)

A main frame positioned below the main body of the work vehicle in which the cab is located, and mounted on at least an upper side of the movable body for moving the work vehicle to prevent scattering of foreign matters;
A support frame fixed to the side of the main body and rotatably supporting the main frame; And
A latch unit selectively coupled to the striker fixed to the main body to selectively fix the main frame, and a handle for selectively releasing the engagement with the striker to protrude upwardly of the main frame; Mudguard device for a work vehicle configured to include. The method of claim 1,
The latch unit,
A handle protruding upward of the main frame;
A case fixed while being positioned below the main frame;
A latch plate positioned in an inner space of the case and selectively coupled to the striker by an operation of the handle; And
An outlet for discharging foreign matter introduced into the inner space of the case by the operation of the latch plate; Mudguard device for a work vehicle configured to include. 3. The method of claim 2,
The support frame includes:
A fixed frame fixed to the main body or a portion extending from the main body,
Mudguard device for a work vehicle comprising a connecting frame for connecting the fixed frame and the main frame. 3. The method of claim 2,
In the case
A center pin which becomes the rotation center of the latch plate and fixes the latch plate to the inner space of the case;
A mudguard device for a work vehicle, which is fixed to the center pin and has an elastic member for restoring the latch plate to its original state by elasticity. 3. The method of claim 2,
The case has a shock absorbing member for absorbing the impact of the rotation of the latch plate, the mudguard device for a work vehicle is provided with a stopper for limiting the range of rotation of the latch plate.

Images