JP2514563B2 - France dropped - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement of French drop used in small doors of doors of various facilities such as private houses and collective houses.

[0002]

2. Description of the Related Art Generally, as shown in FIG. 11, in a conventional French dropper, locking bolts 3 are provided above and below a small door 1 by operating levers 2 and 2 so as to be projectable. In such a French drop of the configuration, in the normal opening / closing operation, only the main door 4 was opened / closed by the lever member 5 or the like.
Then, especially when taking in and out a large baggage, it is common to operate the operation levers 2 and 2 to retract the locking bolt 3 into the small door 1 and open both the small door 1 and the main door 4. It was

[0003]

By the way, in the above-mentioned conventional drop of France, it is necessary to separately operate two operating levers at the time of opening and closing, and also two parts and two mounting holes are required. Met. Further, a structure has also been proposed in which one locking lever is operated to project the locking bolts at the same time in the upper and lower directions, but there is a risk that the locking bolts may retract due to vibration or self weight.

The object of the present invention is to solve the above-mentioned drawbacks of the prior art. It is possible to operate the upper and lower two locking bolts by one operation, and the locking bolt which has once protruded may vibrate or have its own weight or a strong load. It is to provide a French drop that will not recede even if given.

[0005]

A French dropper according to the present invention comprises a lever member rotatably supported by a main body casing, one end of which is pin-connected to a part of the lever member and which is erected on the main body casing. The drive plate in which a part of the Y-shaped groove is loosely fitted to the formed shaft, the first sliding member to which the locking bolt that moves up and down in the main body casing is fixed, and the up and down in the main body casing A second sliding member to which a locking bolt is fixed, and a cam member having a substantially central portion rotatably supported by the main body casing and connecting the first sliding member and the second sliding member. A spring member that biases the cam member from the left and right, a first shutter member that covers the front void portion when locked, and a second shutter member that covers the front void portion when unlocked. is there.

[0006]

As described above, according to the drop of France according to the present invention, the locking bolts can be projected or retracted at the same time in the vertical direction by one operation, and the once projecting locking bolts do not retract due to external force. .

[0007]

An embodiment of the present invention will be described below with reference to the accompanying drawings. In the drawing, the French drop is a lever member 11 rotatably supported by the main body casing 10, and a Y axis on a shaft 16 that is erected on the main body casing 10 and has one end pin-connected to a part of the lever member 11. The drive plate 13 in which a part of the character groove 15 is loosely fitted, and the main body casing 10.
A first sliding member 18 to which a locking bolt 17 that moves up and down inside is fixed, and a second sliding member 20 to which a locking bolt 19 that moves up and down inside the main body casing 10 is fixed,
A substantially central portion is rotatably supported by the main body casing, and a cam member 21 connecting the first sliding member 18 and the second sliding member 20 and the cam member 21 are urged from the left and right. The spring member 22, the first shutter member 23 that covers the front void portion when locked, the second shutter member 24 that covers the front void portion 32 when unlocked, and the like.

Here, 10 is a main body casing, in which each member element is housed in a box shape. Reference numeral 11 is a lever member, which is rotatably supported by a pin 12 on the main body casing. A small protrusion 11a is formed on a part of the lever member 11, and a drive plate 13 is rotatably connected to the small protrusion 11a by a pin 14.

The drive plate 13 has a large groove 15a at substantially the center thereof.
A Y-shaped groove 15 composed of a narrow groove 15b is formed, and is loosely fitted in a thick groove 15a on a shaft 16 erected on the main body casing 10. In addition, the Y formed on the drive plate 13
The actuating pin 25 provided upright on the cam member 21 is engaged with the narrow grooves 15b and 15c of the character grooves. This operating pin 2
5 is also loosely fitted in a notch hole 26 formed in the second sliding member 20 at the same time.

The first sliding member 18 is the main casing 1
A guide hole 27a formed in 0 is slidably supported in the vertical direction by a claw 28, and a locking bolt 17 is fixed. Therefore, it moves up and down along the guide hole 27a formed in the main body casing 10. Also, the locking bolt 17
Extends from the main body casing 10 and extends to the upper end surface of a small door (not shown).

A cutout hole 29 is formed in the first sliding member 18, and an operating pin 30 provided upright on the other end of the cam member 21 is engaged with the cutout hole 29. . Further, a recess 31 is formed on the lever member 11 side of the first sliding member 18. The tip of the small protrusion 11a is disposed in the recess 31 so that the tip of the small protrusion 11a can engage with the recess 31. The first sliding member 18 and the second sliding member 20 are symmetrically arranged about the shaft 16, and the same parts can be used.

A first shutter member 23 and a second shutter member 24 are rotatably supported around shafts 33 and 34 in the rotating space 32 of the lever member 11 on the front side of the main body casing 10. ing.

On the front surface of the first shutter member 23,
The indications such as "lock" and "PUSH" are displayed, and the cam surface 23a on the back surface is disposed so as to be able to contact the projection 18a formed on the first sliding member 18. In addition, “unlock”, “PUSH”, etc. are displayed on the front surface of the second shutter member 24, and a cam surface 24 a is formed on the back surface of the second shutter member 24 so as to stand on a part of the first sliding member 18. Protrusion 18b provided
It is arranged so that it can come into contact with.

The operation of dropping the France configured as described above will be described. First, when the French dropper is in the unlocked state, the locking bolts 17 and 19 are housed in a small door (not shown) as shown in FIGS.
Characters such as "SH" are displayed. If you want to lock
2. Push in the part labeled "PUSH" shown in FIG. 2 with your finger. Then, the second shutter member 24 rotates about the shaft 34, and the tip contacts the small protrusion 11 a of the lever member 11 to rotate the lever member 11 about the pin 12 against the spring 35. .

When the small protrusion 11a is rotated around the pin 12, the lever member 11 is slightly lifted from the front side of the French drop (see FIG. 3). When the tip of the lever member 11 is lifted up, a finger can be placed on the lever member 11 to rotate it. The operation of the drive plate 13 and the cam member 21 at this time will be described. When the lever member 11 is rotated, the drive plate 13 pin-connected to the lever member 11 rotates about the shaft 16. The cam member 21 is interlocked with the rotation of the drive plate 13.
The operating pin 25 provided upright at one end of the second sliding member 20
From the state of being engaged with the notch hole 26 of the Y-shaped groove 15
Move along the slope of c. In this state, the sliding member 1 in which the cam 23 and the attached drive pin 13 are in the locked state
The state released from the notch hole 29 of 8 is shown (refer FIG. 4).

FIG. 5 shows a state in which the lever member 11 is horizontal. When the lever member 11 is rotated from this position in the direction of the arrow B, the first sliding member 18 rises and the locking bolt 1
7 is projected. At the same time, the protrusion 1 of the first sliding member 18
8a abuts the cam surface 23a of the first shutter member 23, pushes out the first shutter member 23, which is slightly depressed, and the small projection 11a of the lever member 11 makes the front side flat by the spring 35. Here, the operating pin 25 is V
It is at the junction of the letter-shaped narrow grooves 15b and 15c. When the lever member 11 further rotates, the operating pin 25 moves to the narrow groove 1
Move along 5b.

At the same time, when the first sliding member 18 moves up, the second sliding member 20 connected by the cam member 21 is connected.
Descends about axis 16. Second sliding member 20
When is lowered, the locking bolt 19 is lowered and protrudes from a small door (not shown) to complete the locking operation. At this time, the operating pin 25
Moves to the tip of the narrow groove 15b and moves to the second sliding member 20.
It is locked in the notch hole 26 of the. Therefore, the second sliding member 20 does not move because it is locked even if the locking bolt 19 is pushed.

Similarly, the operating pin 30 is locked in the cutout hole 29 of the first sliding member 18. Therefore, even if the locking bolt 17 is pushed, the first sliding member 18 does not move.

On the contrary, when unlocking, the lever member 11 is rotated in the direction of arrow A from the state shown in FIG. 7 contrary to the above case. Then, the first shutter member 23 is attached to the shaft 33.
Rotate around and move backward. Further, the operating pin 25 moves along the narrow groove 15b, is unlocked, and reaches the position shown in FIG.

Further, when the lever member 11 is rotated, the operating pin 25 moves along the narrow groove 15c as shown in FIG. When the lever member 11 is rotated to the end, the operating pin 25 stops at the end of the narrow groove 15c, as shown in FIG.
It is locked in the notch hole 26. The actuating pin 30 at the other end of the cam member 21 is also locked in the cutout hole 29.

In this way, the French drop of the present invention is
The lever member 11 can be operated at the same time in the vertical direction, and the void 32 in the front of the main body casing 10 is alternately covered with the first shutter member 23 and the second shutter member 24, so that the fingertip is not pinched. Also, when locked,
Notch hole 29 of first sliding member 18 and drive plate 13
Since the operating pin 30 of is locked at an angle of 45 degrees,
Even if some external force is applied to the locking bolt 17, it does not retract.

Further, the notch hole 26 of the second sliding member 20.
Since the operating pin 25 of the drive plate 13 is locked at an angle of 45 degrees, it does not move backward even if some external force acts on the locking bolt 19. In addition, the locked / unlocked state can be confirmed on the display.

The present invention is not limited to the above embodiments, and various design changes can be made based on the technical idea of the present invention.

[0024]

As described in detail above, in the French dropper according to the present invention, the lever member rotatably supported by the main body casing, one end of which is pin-connected to the lever member and the main body is provided. A drive plate in which a part of the Y-shaped groove is loosely fitted to a shaft erected on the casing, a first sliding member to which a locking bolt that moves up and down in the body casing is fixed, and a body casing are A second sliding member, to which a locking bolt that moves up and down is fixed, and a substantially central portion that is rotatably supported by the main body casing and that connects the first sliding member and the second sliding member. A cam member to be connected, a spring member for urging the cam member from the left and right, and a first gap for covering the front void portion when locked.
Of the shutter member and a second shutter member for covering the front void portion when unlocked, and by rotating the lever member, the first sliding member is moved and is connected by the cam member. Since the locked and unlocked second sliding member can be simultaneously driven, the operation is easy. Also, the protruding locking bolt does not move and does not retract due to vibration or its own weight. Furthermore, the operation of dropping France can be performed smoothly.

[Brief description of drawings]

FIG. 1 is a plan view showing an entire French drop, which is an embodiment of the present invention.

FIG. 2 is a front view showing the whole of a French drop, which is an embodiment of the present invention.

FIG. 3 is a plan view showing an operating state of a French dropper that is an embodiment of the present invention.

FIG. 4 is a plan view showing an operating state of a French dropper according to an embodiment of the present invention.

FIG. 5 is a plan view showing an operating state of a French dropper which is an embodiment of the present invention.

FIG. 6 is a plan view showing an operating state of a French dropper that is an embodiment of the present invention.

FIG. 7 is a plan view showing an operating state of a French dropper that is an embodiment of the present invention.

FIG. 8 is a schematic view showing an operating state of a French dropper that is an embodiment of the present invention.

FIG. 9 is a schematic diagram showing an operating state of a French dropper that is an embodiment of the present invention.

FIG. 10 is a schematic diagram showing an operating state of a French dropper that is an embodiment of the present invention.

FIG. 11 is a perspective view showing an example of conventional French dropping.

[Explanation of symbols]

 10 Main Body Casing 11 Lever Member 11a Small Protrusion 12 Pin 13 Drive Plate 14 Pin 15a Thick Groove 15b, 15c Fine Groove 15 Y-Shaped Groove 16 Shaft 17 Locking Bolt 18 First Sliding Member 19 Locking Bolt 20 Second Sliding Moving member 21 Cam member 22 Spring member 23 First shutter member 23a Cam surface 24 Second shutter member 24a Cam surface 25 Operating pin 26 Notched holes 27a, 27b Guide hole 28 Claw 29 Notched hole 30 Operating pin 31 Recessed portion 32 Void 33,34 Shaft 35 Spring

Claims (1)

(57) [Claims] 1. A lever member rotatably supported by a main body casing, one end of which is pin-coupled to a part of the lever member, and a part of a Y-shaped groove formed on a shaft erected on the main body casing. The fitted drive plate, the first sliding member to which the locking bolt that moves up and down in the main body casing is fixed, and the second sliding member to which the locking bolt that moves up and down in the main body casing is fixed A member, a cam member having a substantially central portion rotatably supported by the main body casing, connecting the first sliding member and the second sliding member, and a spring for urging the cam member from the left and right. A member, a first shutter member that covers the front void portion when locked, and a second shutter member that covers the front void portion when unlocked, and the first shutter member is rotated by rotating the lever member. Moved the sliding member and was connected by the cam member. A French drop, characterized in that the second sliding member is simultaneously driven to lock and unlock.