KR100786541B1 - Wheel lever type automobile tail gate latch - Google Patents

Abstract

According to the present invention, a wheel lever with an arc-shaped slot is axially installed in a lock lever for selectively controlling an interlocking state between a release lever and a foul lever in accordance with a switching state, and by switching the wheel lever, There is provided a tailgate latch for a wheel lever type vehicle which is configured such that the reverse switching is performed and the key lever is easily neutralized by the reverse switching of the wheel lever.

Tail Gate Latch, Key Lever, Wheel Lever, Neutral, Lock Lever, Arc Slot, Interlock Pin

Description

Wheel Lever Type Tail Gate Latch for Vehicle {WHEEL LEVER TYPE AUTOMOBILE TAIL GATE LATCH}

1 is an assembled state diagram of a tail gate latch for a vehicle proposed as a preferred embodiment in the present invention,

2 is a bottom configuration diagram of a tail gate latch for a vehicle proposed as a preferred embodiment of the present invention,

3A and 3B illustrate an interlocking and non-interlocking state between a release lever and a foul lever according to switching of a lock lever in a tail gate latch according to an exemplary embodiment of the present invention, respectively.

4 is a view illustrating a sequence of switching of a lock lever according to a switch of a key lever in a vehicle tail gate latch according to an exemplary embodiment of the present invention, and FIG. 4A is a state diagram according to forward switching of a key lever. 4b is a state diagram according to the reverse switching of the key lever,

5 is an external configuration diagram of a conventional vehicle tail gate latch.

**** Explanation of symbols for the main parts of the drawing ****

1.Tail Gate Latch for Vehicle

10. Housing 11. Base Plate

11a. Opening 11b. Latch Gear Shaft

11c. Foul lever shaft 12. Back plate

20. Latch Gear 21.Hole

30. Foul Lever

40.Lock lever 41.Work piece

42. Interlock pin 50. Release lever

60. Wheel lever

      61. Arc slot

S. Striker

70. Key lever 71. Eccentric end

72. Load the key

The present invention relates to a tailgate latch for a vehicle, and more particularly, a wheel lever having an arc-shaped slot is formed in a lock lever for selectively controlling an interlocking state between a release lever and a foul lever by a switched state. It relates to a wheel lever type vehicle tail gate latch configured so that the lock lever can be switched in one direction or the reverse direction, and the wheel lever can be reversed so that the key lever can be neutralized easily.

As is well known, a tail gate is provided at the rear of a vehicle requiring a relatively large open space, and the tail gate latch is provided with a tail gate latch for restraining a striker fixed to the vehicle body.

In general, the tail gate latch includes a base plate, a latch gear provided on the base plate to restrain the striker, a foul lever restraining the latch gear, and the foul lever in one direction to be connected to the foul lever. And a release lever for releasing the restraint state of the latch gear by the lock lever. A lock lever is provided between the release lever and the foul lever to control the interlocking state by left and right switching.

Here, the lock lever is bound to the lower end of the key rod eccentrically bound to the key lever, and the left and right switching is performed by the forward and reverse switching of the key lever.

However, in the related art, the coupling between the lock lever L and the key rod K is connected to the connection plate PL provided with the slot-shaped slot S, and the connection plate inserted into the connection plate PL, as shown in FIG. 5. It has been composed of a pin (P).

Therefore, in the conventional vehicle tail gate latch, it is difficult to realize a stable interlocking state between the lifting movement of the key rod according to the one-way or reverse switching of the key lever and the switching movement of the lock lever for setting the lock or unlock.

If the stable linkage between the key rod and the lock lever is not implemented as described above, the key rod may be deformed, and the connecting plate provided on the key rod may be easily worn or deformed, which is undesirable in terms of durability of the device. No

An object of the present invention devised to solve the above problems is to install a wheel lever formed with an arc-shaped slot in a lock lever for selectively controlling an interlocking state of a release lever and a foul lever according to a switching state. The lower end of the key rod coupled with the key lever is coupled to the wheel lever, so that the lock lever is switched in one direction or the reverse direction by switching the wheel lever, and the key lever is easily neutralized by the reverse switching of the wheel lever. Provided is a tail lever latch for a wheel lever type vehicle.

The above object is achieved by the following configuration provided in the present invention.

Wheel lever type vehicle tail gate latch according to the present invention,

In the tail gate latch for a vehicle configured to set the interlocking (unlocking) or non-interlocking (locking) state between the release lever and the fouling lever by the left and right switching of the lock lever provided on the orthogonal piece of the back plate,

Wheel levers having an arc-shaped slot are stacked on the shaft on which the lock lever is installed, and an interlocking pin accommodated in the arc-shaped slot protrudes from one surface of the lock lever facing the wheel lever. The lower end of the key rod directly connected to the key lever having a tendency to maintain a neutral state at all times by the spring force of the spring is eccentric,

When the user applies the external force to switch the key lever in one direction or the reverse direction, and the wheel lever is switched, the interlocking pins interfere with the inner surface of the arc-shaped slot of the wheel lever, and the lock lever is switched in one direction or the reverse direction.

When the external force from the user is removed from the key lever, the wheel lever is reversed by the restoring force of the spring provided on the key lever, so that the neutral state of the key lever is maintained.

In the above configuration,
The foul lever,
Rotating freely around the latch gear shaft protruding from the base plate is rotated about the foul lever shaft protruding from the base plate to engage the latch gear restraining the striker to control the switching state of the latch gear ;
The lock lever,
The horizontal piece covering the upper part of the base plate and the orthogonal piece orthogonal to the horizontal piece are rotatably installed around the lock lever shaft protruding from the orthogonal piece of the L-shaped back plate, and on the body of the lock lever. An acting piece that interferes with the foul lever is eccentrically installed around the acting piece axis provided to protrude;
The release lever is
Rotatingly installed around the release lever shaft protruding to the orthogonal piece of the back plate, one end of the release rod is eccentrically connected, the other end is bound to the working piece of the lock lever, by the pulling action of the release rod Switched in one direction can be configured to switch the working piece of the lock lever in one direction.

Hereinafter, a tail gate latch for a wheel lever type vehicle which is proposed as a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 is an assembled state diagram of a vehicle tail gate latch proposed as a preferred embodiment in the present invention, Figure 2 is a bottom configuration diagram of a vehicle tail gate latch proposed as a preferred embodiment in the present invention, Figures 3a and 3b In the tail gate latch according to an embodiment of the present invention shows the interlocking and non-interlocking state between the release lever and the fouling lever according to the switching of the lock lever, respectively, Figure 4 is for a vehicle according to an embodiment of the present invention In the tail gate latch, the switching process of the lock lever according to the switching of the key lever is sequentially shown. FIG. 4A is a state diagram according to the forward switching of the key lever, and FIG. 4B is a state diagram of the reverse switching of the key lever.

In the vehicle tail gate latch 1 according to the present invention, the release lever 50 and the foul lever 30 are interlocked (unlocked) or not interlocked (locked) by basically switching left and right of the lock lever 40. Is a tail gate latch of a type configured to be set.

In detail, the vehicle tail gate latch 1 according to the present embodiment includes a base plate 11 having an opening 11a which is an entry path of the striker S fixed to the vehicle body as shown in FIGS. 1 to 4. A latch gear 20 rotatably installed in the latch gear shaft 11b provided on the base plate, and having a hole 21 for restraining the striker S entered through the opening 11a; A foul lever (30) rotatably installed on the foul lever shaft (11c) provided on the base plate (11) to restrain the latch gear (20); A back plate bent in an L-shape in which a horizontal piece covering an upper portion of a latch gear or the like installed on the base plate 11 and an orthogonal piece 12b formed substantially perpendicular to the horizontal piece 12a are integrally formed. 12); Rotatingly installed on the lock lever shaft (S1) provided on the orthogonal piece (12b) of the back plate 12, the shaft (S3) eccentrically acting piece 41 to interfere one end of the foul lever (30) to the body Installed lock lever 40; And it is installed rotatably on the release lever shaft (S2) installed on the orthogonal piece (12b) of the back plate 12, the release rod 52 is eccentrically bound to one end opposite the shaft (S2), the other end 51 ) Is coupled to the acting piece 41 of the lock lever 40, is switched in one direction by the pulling action of the release rod 52 to switch the acting piece 41 of the lock lever 40 in one direction. It is a form including (50). (Description 13 in the drawing is a base guide covering the side of the base plate, 10 refers to the entire housing consisting of the base plate 11, the back plate 12, and the base guide 13). The latch gear 20, the foul lever 30, the lock lever 40, the release lever 50, and the like, which are pivotally mounted, are all held in one direction by elastic means such as springs, After the rotation by the external force is removed tends to overthrow.

The lock lever 40 and the release lever 50 provided on the orthogonal piece 12b of the back plate 12 form a structure orthogonal to the foul lever 30 provided on the base plate 11.

Therefore, as shown in FIG. 2, when the striker S enters through the opening 11a of the base plate 11, the latch gear 20 moves in one direction with the striker S entering the hole 21. By switching, the striker S is stably restrained, and the foul lever 30 adheres to the shoulder 22 of the latch gear 20 to restrain the one-way switching state of the latch gear 20.

And the foul lever 30 restraining the latch gear 20, the end of the action piece 41 of the lock lever 40 is switched in one direction by the switching of the release lever 50, as shown in Figure 3a By being attached to 41a and being switched in the reverse direction, the restrained state of the latch gear 20 is released (unlocked state).

However, as shown in FIG. 3B, when the lock lever 40 is switched in one direction so that the foul lever 30 is not positioned on the turning trajectory of the tip 41a of the acting piece 41, the user releases the release lever 50. ), The fouling lever 30 does not adhere to the end 41a of the locking lever 40 working piece 41 even when the working piece 41 is switched in one direction.

In this state, the acting piece 41 of the lock lever 40 is idle, and therefore, even if the release lever 50 is switched, the restrained state of the latch gear 20 is not released by the foul lever 30.

That is, the vehicle tail gate latch 1 according to the present embodiment uses the point where the turning trajectory of the end portion 41a of the acting piece 41 changes according to the switching of the lock lever 40. The non-interlocked (locked) or interlocked (unlocked) state of the fouling lever 30 in accordance with the switching is alternatively configured.

The switching action of the lock lever 40 may be performed by driving an actuator (not shown) or by a key operation. In this embodiment, the lock lever 40 is locked by the key lever 70 that is switched in the forward and reverse directions by the key operation. The configuration of the switching of the lever 40 is shown.

As shown in the drawing, in this embodiment, the wheel levers 60 are stacked on the shaft on which the lock levers 40 are installed, and the key rods eccentrically bound to the lock levers 40 and the key levers 70 ( 71 is comprised so that the wheel lever 60 may mutually bind.

Then, an idling section by the wheel lever 60 is formed between the key lever 70 and the lock lever 40 so that the key lever 70 is switched by an external force provided by the user to switch the lock lever 40. Thereafter, the key lever 70 is reversed by the above idle period, so that the neutral state is always maintained regardless of the switching state of the lock lever 40.

To this end, in the present embodiment, the wheel lever 60 provided with an arc-shaped slot 61 is stacked on the shaft on which the lock lever 40 is installed, and the lock lever 40 facing the wheel lever 60 is stacked. Protruding pin 42 is accommodated on one surface of the circular arc slot 61 is formed. The wheel lever 60 is eccentrically engaged with the key lever 70 and the lower end of the key rod 71 eccentrically engaged.

Here, the key lever 70 is configured to switch in one direction or the reverse direction by a key operation by the user, and is reversely switched by the restoring force of the spring if no external force is provided, so that the key lever 70 has a propensity to remain neutral at all times. It is.

With this configuration, when the user applies the external force in the unlocked state as shown in FIG. 4A (A) and switches the key lever 70 in one direction as shown in FIG. 4A (B) to switch the wheel lever 60, the wheel lever Interlocking pins 42 are interfered with the inner surface of the arc-shaped slot 61 of (60) to one-way switching of the lock lever (40).

Then, when the external force from the user is removed from the key lever 70 as shown in FIG. 4A, the key lever 70 and the wheel lever 60 are reversed by the restoring force of the spring (not shown). The lever 70 is restored to a neutral state.

At this time, since the wheel lever 60 is switched in the reverse direction without interfering with the interlocking pins 42 of the lock lever 40, the lock lever 40 is in a one-way switched state, that is, the release lever 50 and the foul lever ( The non-interlocked (locked) state of 30 is maintained, and the key lever 70 is maintained in a neutral state.

Then, when the user applies an external force in the locked state as shown in FIG. 4B and switches the key lever 70 in the reverse direction as shown in FIG. 4B, the wheel lever 60 is switched, the wheel lever 60. Interlocking pins 42 on the inner surface of the arc-shaped slot (61) of the reverse switching of the lock lever 40 is made.

Then, when the external force from the user is removed from the key lever 60 as shown in FIG. 4B, the key lever 70 and the wheel lever 60 are reversed by the restoring force of the spring (not shown). The lever 70 is restored to a neutral state.

At this time, since the wheel lever 60 is reversed without interfering with the interlocking pins 42 of the lock lever 40, the lock lever 40 is in a reversely switched state, that is, the release lever 50 and the foul lever 30. ) And the key lever 70 to maintain a neutral state.

In addition, by switching the lock lever 40 according to the switching of the key lever 70, the locked state and the unlocked state of the tail gate latch 1 for the vehicle according to the present embodiment are alternatively set. The key lever 70 switches the lock lever 40 through the wheel lever 60, and then is reversed to maintain the neutral state at all times.

As described above, in the present invention, a wheel lever provided with an arc-shaped slot is axially mounted to a lock lever for alternatively controlling the interlocking state of the release lever and the foul lever according to the switching state, and the wheel lever is engaged with the key lever. The vehicle has a tail gate latch configured to bind the lower end of the loaded key rod so that the lock lever is changed in one direction or the reverse direction by switching the wheel lever, and the key lever is neutralized easily by the reverse switching of the wheel lever. have.

When the wheel lever is applied in this way, the wheel lever is fixedly switched in a state in which the wheel lever is installed in the lock lever, and thus the key lever is raised and lowered according to one-way or reverse-change of the key lever, and the lock lever is switched for setting the lock or unlock. Interlocking can be made more stable and smooth.

Therefore, the operability can be improved and the durability of the device can be improved.

Claims (2)

In the tail gate latch for a vehicle configured to set the interlocking (unlocking) or non-interlocking (locking) state between the release lever and the fouling lever by the left and right switching of the lock lever provided on the orthogonal piece of the back plate, Wheel levers having an arc-shaped slot are stacked on the shaft on which the lock lever is installed, and an interlocking pin accommodated in the arc-shaped slot protrudes from one surface of the lock lever facing the wheel lever. The lower end of the key rod directly connected to the key lever having a tendency to maintain a neutral state at all times by the spring force of the spring is eccentric, When the user applies the external force to switch the key lever in one direction or the reverse direction, and the wheel lever is switched, the interlocking pins interfere with the inner surface of the arc-shaped slot of the wheel lever, so that the lock lever is switched in one direction or the reverse direction. When the external force from the user is removed from the key lever, the wheel lever is reversed by the restoring force of the spring provided in the key lever, so that the neutral state of the key lever is provided. The method of claim 1, The foul lever, Rotating freely around the latch gear shaft protruding from the base plate is rotated about the foul lever shaft protruding from the base plate to engage the latch gear restraining the striker to control the switching state of the latch gear ; The lock lever, The horizontal piece covering the upper part of the base plate and the orthogonal piece orthogonal to the horizontal piece are rotatably installed around the lock lever shaft protruding from the orthogonal piece of the L-shaped back plate, and on the body of the lock lever. An acting piece that interferes with the foul lever is eccentrically installed around the acting piece axis provided to protrude; The release lever, It is installed pivotally about the release lever shaft installed to protrude to the orthogonal piece of the back plate, one end of the release rod is eccentrically connected, the other end is bound to the working piece of the lock lever, by the pulling action of the release rod And the wheel lever is retracted in one direction and configured to switch the action piece of the lock lever in one direction.

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