KR20120047158A - Cab tilting stay apparatus for vehicle - Google Patents

Cab tilting stay apparatus for vehicle Download PDF

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Publication number
KR20120047158A
KR20120047158A KR1020100108873A KR20100108873A KR20120047158A KR 20120047158 A KR20120047158 A KR 20120047158A KR 1020100108873 A KR1020100108873 A KR 1020100108873A KR 20100108873 A KR20100108873 A KR 20100108873A KR 20120047158 A KR20120047158 A KR 20120047158A
Authority
KR
South Korea
Prior art keywords
link
cap
locking lever
locking
upper link
Prior art date
Application number
KR1020100108873A
Other languages
Korean (ko)
Inventor
안병식
Original Assignee
유한회사 삼풍금속
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 유한회사 삼풍금속 filed Critical 유한회사 삼풍금속
Priority to KR1020100108873A priority Critical patent/KR20120047158A/en
Publication of KR20120047158A publication Critical patent/KR20120047158A/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
    • B60G11/18—Resilient suspensions characterised by arrangement, location or kind of springs having torsion-bar springs only
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D33/00—Superstructures for load-carrying vehicles
    • B62D33/06—Drivers' cabs
    • B62D33/063—Drivers' cabs movable from one position into at least one other position, e.g. tiltable, pivotable about a vertical axis, displaceable from one side of the vehicle to the other
    • B62D33/067—Drivers' cabs movable from one position into at least one other position, e.g. tiltable, pivotable about a vertical axis, displaceable from one side of the vehicle to the other tiltable
    • B62D33/07—Drivers' cabs movable from one position into at least one other position, e.g. tiltable, pivotable about a vertical axis, displaceable from one side of the vehicle to the other tiltable characterised by the device for locking the cab in the tilted or in the driving position
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D33/00—Superstructures for load-carrying vehicles
    • B62D33/06—Drivers' cabs
    • B62D33/063—Drivers' cabs movable from one position into at least one other position, e.g. tiltable, pivotable about a vertical axis, displaceable from one side of the vehicle to the other
    • B62D33/073—Drivers' cabs movable from one position into at least one other position, e.g. tiltable, pivotable about a vertical axis, displaceable from one side of the vehicle to the other characterised by special adaptations of vehicle control devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2300/00—Indexing codes relating to the type of vehicle
    • B60W2300/12—Trucks; Load vehicles

Abstract

PURPOSE: A cap tilting stay device for a vehicle is provided to keep a cap open firmly by preventing the top link and bottom link from being folded. CONSTITUTION: A cap tilting stay device for a vehicle comprises a top link(52), a bottom link(53), a locking lever(57), and a locking pin(59). The top link is coupled with the bottom of cap by hinge. The upper part is coupled to be folded on the lower part of the top link by hinge. The bottom link is installed to be folded with the top link by coupling the lower part of the bottom link and a car body frame. The locking lever pressurizes the top end portion of the bottom link. The locking pin is detachably installed on the top link. The locking pin keeps the pressurization state of the locking lever.

Description

Cab tilting stay apparatus for vehicle

The present invention relates to a cab tilting stay apparatus for a vehicle, and more particularly, to a cab tilting stay apparatus for a vehicle, which not only secures the locking lever to keep the cap tilting state firmly, but also easily releases the stay lock in the cab tilting state.

In the case of vehicles, in particular trucks, the caps are opened for inspection and maintenance of engines, chassis, and other electrical components located under the caps, with the caps held at a tilting angle.

The cap tilting system for maintaining the tilting state of the cap 1, as shown in Figure 1, the locking lever device to prevent the cap (1) from opening due to shock or vibration during driving in the state of closing the cap (1) (2) and a cap tilting stay device 3 supporting the cap 1 so that the cap 1 can be kept fully open.

The locking lever device 2 is provided with a lever 2a, which can be opened by releasing the cap 1 from the closed state by the operation of the lever 2a.

The cap tilting stay device 3 is connected to one side of the locking lever device 2 to support the lower part of the cap 1, and guides the cap 1 to be opened and closed. FIGS. 2 to 5. As shown in the upper link 10 and the lower link 20 is configured.

The upper link 10 and the lower link 20 is formed of a hinge coupling structure that is folded while being folded with each other, in this case, the lower link 20 is received inside the upper link (10).

An upper fixing plate 11 is provided at an upper end of the upper link 10 so as to be fastened by a fastening means such as a screw to the lower portion of the cap 1, and the upper link 10 is rotatable to the upper fixing plate 11. The lower link plate 21 is hinged, and a lower fixing plate 21 is provided at a lower end of the lower link 20 to be fastened by a fastening means such as a screw to a body frame (not shown), and the lower link 20 is attached to the lower fixing plate 21. ) Is rotatably hinged.

In addition, a locking lever 22 rotatably hinged to an upper end of the lower link 20 to prevent the cap tilting stay device 3 from being folded in the open state of the cap 1.

The body of the locking lever 22 is bent in a certain amount in the direction of the body of the lower link 20 from the hinge portion (not shown) so that it can be pushed by hand, the protruding piece (22a) on the back of the body of the locking lever Protruding in the body direction of the link 22, it is possible to simultaneously press and support the connection side of the upper link 10 and the lower link (20).

In the conventional cap tilting stay device 3 when the cap 1 is opened from the folded state of FIG. 2, the upper link 10 of the upper link 10 and the lower link 20 of the lower link 20 are opened. And the lower link 20 rotates about the intermediate hinge pin 12 and the lower hinge pin 23, so that the upper link 10 and the lower link 20 are completely straightened as shown in FIG. do.

Thereafter, the locking lever 22 provided in the lower link 20 is lifted to simultaneously press and support the connection side of the upper link 10 and the lower link 20 with the protruding pieces 22a of the locking lever 22. As a result, the cap tilting stay device 3 can be prevented from being folded and the cap 1 can be kept open.

On the other hand, when the cap 1 is to be closed after the inspection or maintenance of the vehicle is completed with the cap 1 completely open, the locking lever 22 is lowered in reverse to release the locked state of the stay device 3. Next, the cap 1 is pulled downward, that is, closed to the body frame (not shown).

However, the cap tilting stay device (3) in the open state of the cap (1) by pressing the lower end of the upper link (10) with the force of the mechanic simply holding the locking lever 22 when opening the cap (1) Since it must be maintained, there is a problem in that one person cannot hold the locking lever 22 while simultaneously performing inspection and maintenance work on the engine, chassis, and other electrical components.

Therefore, the cap tilting stay device 3 needs a mechanical device capable of controlling the movement of the locking lever 22 during the intermediate process during opening and closing of the cap 1.

Invented to solve the above problems of the present invention, by improving the support of the locking lever by hand to maintain the open state of the upper link and the lower link when opening the existing cap, locking locking by the locking pin It is an object of the present invention to provide a cab tilting stay device for a vehicle that can prevent the upper link and the lower link from being folded, thereby keeping the cap open.

In addition, the present invention by applying a torsion spring to the locking hinge pin for rotatably supporting the locking lever to release the locking pin from the upper link by releasing the pressing state to the lower link by the elastic force of the torsion spring, Another object is to provide a cab tilting stay device for a vehicle which is easier to release the stay lock in the tilting state of the cab.

In order to achieve the above object, the present invention includes an upper link hinged to the lower portion of the cap;

A lower link hinged at an upper end of the upper link to overlap the outer surface of the lower end of the upper link, and a lower link hinged to the body frame and foldably mounted together with the upper link;

A locking lever rotatably mounted at a lower end of the upper link by a locking hinge pin to press an upper end of the lower link;

A locking pin detachably mounted to the upper link, and when the cap is opened, the locking pin is inserted into a fastening hole formed at both sides of the upper link to maintain the pressing force of the locking lever against the upper end of the lower link. The present invention provides a cap tilting stay device that can firmly maintain an open state of a cap.

In addition, a torsion spring is mounted to the locking hinge pin to elastically support the locking lever, and the locking lever is rotated by an elastic force generated from the torsion spring by a simple operation of detaching the locking pin from the fastening hole. By easily releasing, it is characterized in that the stay lock release is made easier in the tilting state of the cap.

The advantages of the cap tilting stay device according to the present invention are as follows.

1. When the cap is to be opened, by locking the locking lever pressurizing the upper end of the lower link with the locking pin while the upper link and the lower link are straight, the upper link and the lower link are prevented from being folded. It can keep the open state firmly.

In addition, when the cap is to be closed, the locking pin is released from the protruding jaw of the locking lever and the cap is lowered to release the locking lever against the lower link, thereby releasing the stay lock in the cap tilting state. It becomes easy.

1 is a schematic view showing the arrangement of a cap tilting device for a vehicle
Figure 2 is a perspective view showing the structure of a conventional cap tilting stay device according to Figure 1
Figure 3 is a state of use of the conventional cap tilting stay device according to Figure 2
4 is an enlarged view showing a locked state of "A" of FIG.
5 is an operating state of the conventional cap tilting stay device when the lock state and the cap closing of Figure 4
Figure 6 is a perspective view of the cap tilting device for a vehicle according to an embodiment of the present invention
Figure 7 is a rear perspective view of Figure 6
8 is a side view of FIG. 7
9 is a side view showing a state in which the locking pin is removed from the fastening hole in FIG.
10 and 11 are side views illustrating a state in which the upper link and the lower link are folded in FIG. 9.
12 is a perspective view of FIG.

Hereinafter, preferred embodiments of the present invention will be described in more detail with reference to the accompanying drawings.

6 is a perspective view of a cap tilting device for a vehicle according to an embodiment of the present invention, FIG. 7 is a rear perspective view of FIG. 6, and FIG. 8 is a side view of FIG. 7.

The present invention relates to a cap tilting stay device capable of firmly holding and supporting an open state of a cap.

The cap tilting stay device is composed of an upper link 52 and a lower link 53 to guide the movement of the cap when the cap is opened or closed, and maintains the cap open state.

The upper end of the upper link 52 is hinged to the lower portion of the cap having an upper fixing plate 50, the lower end of the upper link 52 is inserted into the upper end of the lower link 53, the intermediate hinge in a nested state It is hinged by the pin 54, the lower end of the lower link 53 is provided with a lower fixing plate 56 is hinged to the body frame, so that the upper link 52 and the lower link 53 is the lower part of the cap and the body It is foldably mounted between the frames.

At this time, the upper fixing plate 50 is fixed to the lower portion of the cap by a fastening means such as a screw, the upper end of the upper link 52 is penetrated by the upper hinge pin 51 is hinged to the upper fixing plate 50. .

In addition, the lower fixing plate 56 is fixed to the vehicle body frame by a fastening means such as a screw, the lower end of the lower link 53 is penetrated by the lower hinge pin 55 is hinged to the lower fixing plate 56.

A locking lever 57 is rotatably provided at an upper end of the lower link 53 so that the upper link 52 and the lower link 53 are not folded and maintained in a straight line by the locking lever 57. have.

The locking lever 57 is composed of a hinge portion (57a), the pressing end (57b) and the handle portion (57d), looking at the detailed configuration of the locking lever 57 as follows.

First and second through holes 65 and 66 are formed on the rear surface of the upper link 52 at predetermined intervals in the longitudinal direction, and the hinge portion 57a of the locking lever 57 is formed through the first through hole ( It is inserted into the interior of the upper link 52 from the body of the locking lever 57 through the 65 and has a hook shape, the hinge portion 57a of the locking lever 57 penetrates by the hinge pin 58 for locking. The hinge is rotatably hinged inside the upper link 52.

In addition, the pressing end 57b of the locking lever 57 is exposed out of the rear surface of the upper link 52 and protrudes in the direction of the lower link 53 from the body of the locking lever 57 to press the upper end of the lower link 53. By zooming in, the upper link 52 and the lower link 53 are prevented from collapsing when the cap is opened to maintain the upper link 52 and the lower link 53 completely straight.

The pressing end 57b of the locking lever 57 protrudes inclinedly as the lower link 53 approaches the body of the locking lever 57, and the upper link 52 and the lower link 53 when the cap is opened. Pressing the handle of the locking lever 57 when the connection side of the unfolded so that the pressing force is naturally applied to the upper end of the lower link 53 by the pressing end (57b).

And the handle portion (57d) of the locking lever 57 is exposed to the outside of the back of the upper link 52 from the body of the locking lever (57) a predetermined angle (e.g., easy to pull or flip the locking lever 57 by hand) To 45 °).

Here, the locking hinge pin (58) is provided with a torsion spring (64), by rotating the locking lever (57) in the direction of the lower link 53, the lower link by the pressing end (57b) of the locking lever (57). By pressing the upper end of the 53, it is possible to firmly maintain the open state of the upper link 52 and the lower link (53).

The torsion spring 64 includes a coil part wound in a spiral shape, and first and second spring arms further extending in a straight line at both ends of the coil part.

The coil part is penetrated and mounted by the locking hinge pin 58, and the first spring arm is fixed to the hinge part 57a of the locking lever 57, and the second spring arm is formed on the rear surface of the upper link 52. It is seated on the inner side.

At this time, when the locking lever 57 is pressed in the lower link 53 direction, the first spring arm and the second spring arm are further opened at their original positions to generate torsion stress in the coil spring.

When the pressing force is released from the locking lever 57, the locking lever 57 rotates in the direction of the upper link 52 by the elastic force of the coil screw.

In addition, a protruding jaw 57c is formed over the upper body and the hinge portion 57a of the locking lever 57, and the locking lever 57 is rotated in the lower link 53 direction to upper end of the lower link 53. While pressing and inserting the locking pin 59 into the fastening hole 62 formed adjacent to the first through hole 65 on both sides of the upper link 52, the protruding jaw 57c is connected to the locking pin 59. As a result of the blockage, the locking lever 57 is prevented from being rotated in the direction of the upper link 52 by the elastic force of the torsion spring 64.

A fixing hole 63 is formed on the rear surface of the upper link 52 so as to be spaced apart from the first through hole 65 and the upper fixing plate 50, and the locking pin 59 is fixed to the fixing hole 63 when the cap is to be closed. ) To release the locking state of the locking lever (57).

At this time, the locking pin 59 is connected to the fixing ring 61 fixed to the rear surface of the upper link 52 by a connecting line 60.

Referring to the operation relationship of the cap tilting stay device of the present invention having the above structure as follows.

9 is a side view illustrating a state in which the locking pin is separated from the fastening hole 62 in FIG. 8 and fixed to the fixing hole 63. FIGS. 10 and 11 are upper links 52 and lower links 53 in FIG. 9. Is a side view of a state in which it is folded, Figure 12 is a perspective view of FIG.

In the case of trucks, for inspection and maintenance of engines, chassis, and other electrical components placed under the cab, the upper link 52 and the lower link 53 are aligned in a straight line by lifting the cab lower and fully opening the cab. Spread out.

Next, the locking lever 57 mounted on the lower end of the upper link 52 is pulled to compress the upper end of the lower link 53, and then the locking pin 59 is inserted into the fastening hole 62 to lock the lever. By maintaining the state in which 57 is pressed to the upper end of the lower link 53, the upper link 52 and the lower link 53 can be straightened to maintain the open state of the cap firmly.

In other words, when the handle 57d of the locking lever 57 is rotated in the direction of the lower link 53 while the upper link 52 and the lower link 53 are straightened, the hinge of the locking lever 57 As the protruding end of the branch portion 57a moves away from the rear inner surface of the upper link 52, the first spring arm and the second spring arm of the torsion spring 64 mounted on the locking hinge pin 58 are opened. An elastic force is generated in the coil portion of the torsion spring 64, and the locking pin 59 blocks the locking lever 57, which tries to rotate to its original position by the elastic force of the torsion spring 64, so that the locking lever 57 The locking state can be maintained as it is, and thus the upper link 52 and the lower link 53 are straightened to maintain the open state of the cap firmly.

When the inspection and maintenance of the engine, chassis, and other electrical components disposed under the cap are completed and the cap is to be closed, the locking pin 59 supporting the locking lever 57 is fastened at the fastening hole 62. It is separated and fixed to the fixing hole (63).

At this time, the locking lever 57 is rotated in the direction of the upper link 52 by the elastic force of the torsion spring 64 while the locking force of the locking pin 59 is released from the protruding jaw 57c of the locking lever 57. The pressing end 57b of the locking lever 57 is released from the upper end of the link 53, and the pressing force is released.

Then, the cap is lowered to fold the upper link 52 and the lower link 53, and the cap is completely closed to the body frame by the locking lever device so that the cap is not opened by external shock or vibration during driving. do.

Therefore, according to the cap tilting stay device of the present invention, the locking lever for pressing the upper end of the lower link 53 in a state in which the upper link 52 and the lower link 53 are straightened when the cap is to be opened ( By fastening the locking pin 59 to 57, the upper link 52 and the lower link 53 can be prevented from collapsing, thereby keeping the cap open.

In addition, when the cap is to be closed, the locking pin 59 is separated from the protruding jaw 57c of the locking lever 57 and the cap is lowered by a simple operation of the locking lever 57 with respect to the upper link 52. By releasing the pressurized state, the stay lock release becomes easier in the cap tilting state.

50: upper fixing plate 51: upper hinge pin
52: upper link 53: lower link
54: intermediate hinge pin 55: lower hinge pin
56: lower fixing plate 57: locking lever
57a: hinge portion 57b: push end
57c: protruding jaw 57d: handle
58: locking pin 59: locking pin
60: connecting line 61: fixing ring
62: fastening hole 63: fixing hole
64: torsion spring 65: first through hole
66: second through hole

Claims (4)

An upper link 52 hinged to the bottom of the cap;
A lower link 53 hinged to an upper end of the upper link 52 so as to be superimposed on an outer surface of the lower end of the upper link 52, and lower end hinged to a vehicle body frame, the lower link 53 being foldable together with the upper link 52;
A locking lever 57 rotatably mounted at a lower end of the upper link 52 by a locking hinge pin 58 to press an upper end of the lower link 53;
The cap tilting stay device is detachably mounted to the upper link (52), comprising a locking pin (59) to maintain the pressing state of the locking lever (57).
The locking lever 57 of claim 1, wherein the locking lever 57 is mounted on the locking hinge pin 58 so as to be rotatably elastically supported, and the locking pin 59 is separated from the upper link 52. Cap tilting stay device comprising a torsion spring (64) for releasing the pressing force.
The hinge portion 57a of claim 1, wherein the locking lever 57 is inserted into the upper link 52 from the body of the locking lever 57 and rotatably hinged by the locking hinge pin 58. Wow;
The cap is characterized in that it is exposed to the outside of the upper link 52, protruding inclined toward one side from the body of the locking lever 57, the pressing end (57b) for pressing the upper end of the lower link (53) Tilting stay device.
The locking lever 57 of claim 1, wherein the locking lever 57 includes a protruding jaw 57c formed at one side of the body of the locking lever 57, and the protruding jaw 57c is blocked by the locking pin 59 to lock the lever. Cap tilting stay device, characterized in that to maintain the pressurized state of (57).
KR1020100108873A 2010-11-03 2010-11-03 Cab tilting stay apparatus for vehicle KR20120047158A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020100108873A KR20120047158A (en) 2010-11-03 2010-11-03 Cab tilting stay apparatus for vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020100108873A KR20120047158A (en) 2010-11-03 2010-11-03 Cab tilting stay apparatus for vehicle

Publications (1)

Publication Number Publication Date
KR20120047158A true KR20120047158A (en) 2012-05-11

Family

ID=46266027

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020100108873A KR20120047158A (en) 2010-11-03 2010-11-03 Cab tilting stay apparatus for vehicle

Country Status (1)

Country Link
KR (1) KR20120047158A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170034590A (en) 2015-09-21 2017-03-29 현대자동차주식회사 Splash shield assembly changing to step when cap is tilting in vehicle
CN110422021A (en) * 2019-09-06 2019-11-08 合肥德泰科通测控技术有限公司 Wheel fold mechanism for rail nondestructive inspection vehicle

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170034590A (en) 2015-09-21 2017-03-29 현대자동차주식회사 Splash shield assembly changing to step when cap is tilting in vehicle
CN110422021A (en) * 2019-09-06 2019-11-08 合肥德泰科通测控技术有限公司 Wheel fold mechanism for rail nondestructive inspection vehicle
CN110422021B (en) * 2019-09-06 2024-03-15 合肥德泰科通测控技术有限公司 Wheel folding mechanism for steel rail nondestructive inspection vehicle

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