JPH0249327Y2 - - Google Patents

Description

[Detailed description of the invention] [Field of industrial application] This invention relates to a lock in which a lever is pushed from one side and the lever is pulled from the other side.

[Conventional technology]

The pair of planar L-shaped rocking pieces, whose tips engage the rods of the lock pieces, pull one lever, and press the remaining lever to retract the lock pieces, move counterclockwise when the lever is pulled. , is configured to rotate clockwise when the lever is pressed.

[Problem that the invention attempts to solve]

Since the directions of rotation of both rocking pieces are different, the fulcrum positions of the lever are different, and the pushing and pulling sides of the lever must be manufactured separately.

For this reason, there were problems in that the number of parts increased, making manufacturing and parts management time-consuming, and the unit price of the product became high.

[Means for solving problems]

In order to solve the above problems, this idea
In addition to providing a window through which the front and back surfaces pass through both seats,
A pair of upper and lower bearing plates are fitted into this through-hole so that they can be turned upside down and removably attached to the pedestal. A fulcrum exchange hole that coincides with the fulcrum exchange hole and a fulcrum hole located inside the fulcrum exchange hole on one end are provided, and a rotating body is fitted between the upper and lower bearing plates, and a rotating body is provided at the peripheral edge of the rotating body. A removable pin is inserted by aligning the through hole with the fulcrum hole, and a horizontal groove is provided inward from the surface of the rotating body facing the rod, and the tip and rod are connected to this groove. Insert the matched planar L-shaped rocking piece, align the through hole provided at the end facing the distal end of the rod of this rocking piece with the fulcrum exchange through hole, and insert the removable pin. Furthermore, a horizontal lever is removably attached to the end of the rotary body that penetrates through the window and projects onto the surface of the seat, and the rotary body is given return rotation so as to return the lever to its home position. An engaging member is provided inside to rotate the swinging piece as the rotating body rotates.

[Effect]

When assembling, inside the pedestal on the side that pushes the lever,
Insert the pin into the fulcrum exchange hole so that the fulcrum pin of the rotating body is located on one side of the lock, and the fulcrum of the rocking piece is located on the end side of the rod, and fit the bearing plate into the through window. Afterwards, attach the lever to the rotating body.

In addition, in the pedestal on the side that pulls the lever, a pin is placed in the fulcrum exchange hole so that the fulcrum pin of the rotating body is located at the end of the rod, and the fulcrum of the swinging piece is located at the end of the rod. Then, fit the bearing plate into the through hole, and then attach the lever to the rotating body.

After assembling the above, attach the pedestals to both sides of the door.

〔Example〕

In FIG. 1, A is a door, and a recess 1 facing inward from the vertical frame surface of the door A has a lock piece 3 at the tip that is moved forward and backward by a spring 2 to protrude from the vertical frame surface. Rod 4 is buried there.

Furthermore, seats 5 and 6 are attached to the inner and outer surfaces of the door A, facing each other with the rod 4 in between.

The seats 5 and 6 described above are attached by, for example, screwing bolts inserted through the indoor seat 5 into the outdoor seat 6.

Furthermore, a through window 7 is provided in both seats 5 and 6, and a pair of bearing plates 8 and 8' facing each other at the top and bottom are installed in the through window 7 so that the top and bottom can be reversed. It is fitted in and detachably attached to the seats 5 and 6.

The method of installing the seat plates 8, 8' is as follows:
There are seats 5 and 6 on both ends of the rod side edge of 8', respectively.
A hole 11 is provided in this piece 10, and a screw 12 inserted through the hole 11 is screwed into the seats 5 and 6.

By connecting one end edge of the bearing plates 8, 8' with a connecting plate 9 as shown in the figure, the upper and lower bearing plates 8, 8' can be stably fitted at the same time.

In addition, fulcrum exchange through holes 13, 13' and 14, 14' are provided at both ends of the edges of both bearing plates 8, 8' on the rod 4 side, respectively, with the top and bottom aligned.

Further, inside the fulcrum exchange holes 14, 14' on one end side of both bearing plates 8, 8', fulcrum through holes 15, 1 are provided.
5' is provided.

In addition, the rotating body 16 is fitted between the bearing plates 8 and 8', and the through hole 17 provided on the peripheral edge of the rotating body 16 is aligned with the fulcrum through holes 15 and 15', so that the fulcrum A removable pin 18 is inserted through the through hole 15, through the through hole 17, and into the fulcrum through hole 15'.

A horizontal groove 19 is provided inward from the surface of the rotating body 16 facing the rod 4, and each end of the swinging piece 19 is engaged with the rod 4.
At the same time, insert the rod 4 of this rocking piece 20.
The removable pin 22 is inserted by aligning the through hole 21 provided at the distal end thereof with the fulcrum exchange through holes 14, 14' and 13, 13'.

Further, a horizontal lever 23 is attached to the end of the rotating body 16 that penetrates through the window 7 and projects onto the surface of the seats 5 and 6.
is attached removably.

In the case shown in the figure, the above mounting method consists of a projecting piece 24 protruding from the end of the rotating body 16 and a recess 2 of the lever 23.
5 and then remove the protruding piece 24 from the lever 23.
Although this was done by screwing in the screws 26, other methods may be used.

Furthermore, an engaging member 30 is provided in the groove 19 to rotate the swinging piece 20 as the rotating body 16 rotates.

Although a pin is used as the engaging member 30 in the illustrated case, a protrusion may be provided in the groove 19.

Reference numeral 27 denotes a spring whose both ends are engaged with the groove 19 and the through window 7, and whose winding portion is fitted around the pin 18.
The rotating body 16 is rotated to return to the home position. 28 is a return spring for the swinging piece 20.

In the illustrated case, a notch 29 is provided at the tip edge of the rotating body 16 to avoid collision between the pin 22 and the rotating body 16, but other configurations may be used to avoid collision.

Next, the assembly method will be explained. On the side of pulling the lever, the fulcrum pin 22 of the rotating body 16 is positioned toward the distal end of the rod 4, and the fulcrum pin 22 fitted in the groove 19 is inserted into the fulcrum exchange through holes 14, 14' at the distal end of the rod 4. The through holes 21 of the movable piece 20 are aligned, and the pin 22 is inserted through the fulcrum exchange through hole 14 through the through hole 21 and into the fulcrum exchange through hole 14.

In addition, on the side of pushing the lever, the fulcrum pin 22 of the rotating body 16 is positioned in the direction of the lock piece 3, and the fulcrum exchange through hole 1 on the distal side of the rod 4 is positioned.
3 and 13' are aligned with the through hole 21 of the rocking piece 20 fitted in the groove 19, and the pin 22 is inserted from the fulcrum exchange through hole 13 through the through hole 21 and into the fulcrum exchange through hole 13'.

Therefore, a bearing plate 8 is installed in the through-hole 7 of the seats 5 and 6.
At the same time, the screws 12 inserted into the holes 11 of each piece 10 are screwed into the seats 5 and 6 to fix the bearing plates 8 and 8'.

Further, a lever 23 is attached to the end of the rotating body 16 that penetrates through the window 7 and projects onto the surfaces of the seats 5 and 6.

After the above assembly, seats 5 and 6 are attached to the inside and outside of door A.

At this time, the tip side of the swinging piece 20 is fitted into the hole 31 communicating with the recessed part 1 from the inside and outside surfaces of the door A, and the flange 32 provided in the middle of the rod 4 is inserted.
The tips of both swinging pieces 20 are made to face the front side.

When the lever 23 on the seat 5 side is pressed, the engaging member 30 is rotated counterclockwise in FIG.
When the lever 23 on the pedestal 6 side is pulled, the engaging member 30 rotates the swinging piece 20 in the counterclockwise direction while rotating the rotating body 16 in the counterclockwise direction in FIG. and then pull back the lock piece 3 together with the rod 4.

〔effect〕

As mentioned above, according to the lock related to this invention,
Since the fulcrum position of the rotating body is different between the pushing side of the lever and the pulling side of the lever, the fulcrum position can be changed freely by reversing and fitting the bearing plate into the through-hole of the seat. In addition, fulcrum exchange holes are provided at both ends of the rod-side edge of the bearing plate, and the pin is inserted through these holes to support the swinging piece, so the end of the swinging piece is always oriented toward the end of the rod. The moving piece can be pivoted.

Therefore, one component can be used for both the pushing and pulling sides of the lever.

[Brief explanation of drawings]

FIG. 1 is a cross-sectional plan view of the lock according to this invention, FIG. 2 is a longitudinal front view of the same, FIG. 3 is an exploded perspective view of the same, and FIG. 4 is a cross-sectional plan view of the lock with the lever pulled. A...door, 1...recess, 2...spring, 3...
...Lock piece, 4... Rod, 5, 6... Base, 7...
Through window, 8, 8'... bearing plate, 9... connecting plate, 10
... piece, 11 ... hole, 12 ... screw, 13,1
3', 14, 14'...Fully point exchange through hole, 15, 1
5'... Fulcrum through hole, 16... Rotating body, 17... Through hole, 18... Pin, 19... Groove, 20... Rocking piece, 21... Through hole, 22... Pin, 23... ... Lever, 24 ... Projection, 25 ... Recess, 26 ... Screw, 27 ... Spring, 28 ... Return spring, 29 ...
Notch, 30... Engaging member, 31... Hole, 32...
...Tsuba.

Claims (1)

[Scope of utility model registration request] A rod that is buried inward from the vertical stile surface of the door and can move forward and backward with a lock piece at the tip protruding from the vertical stile surface due to a spring, and a pedestal that is attached to the inner and outer surfaces of the door to face each other with this rod in between. The levers rotatably attached to both seats engage the tips of the rods, and when one lever is pushed and the remaining lever is pulled, the rods are rotated in the direction of pulling them back. In a lock consisting of a rocking piece provided so as to rotate, a through window is provided in both bases through which the front and back surfaces pass through, and a pair of upper and lower bearing plates are fitted into the through window so that they can be turned upside down. It is removably attached to the base, and there is a fulcrum exchange hole at both ends of the edge located on the rod side of the pair of upper and lower bearing plates, and a fulcrum exchange hole whose top and bottom are aligned, and one end is located inside the point exchange hole. Further, a rotating body is fitted between the upper and lower bearing plates, the through hole provided on the peripheral edge of the rotating body is aligned with the fulcrum through hole, and a removable pin is inserted into the rotating body. In addition, a horizontal groove is provided inward from the surface of the rotating body that faces the rod, and the tip of the rotating body engages with the rod.
Insert the swinging piece of the mold, align the through hole provided at the end facing the distal end of the rod of this swinging piece with the fulcrum exchange through hole, insert the removable pin, and then insert the pin into the through hole. A horizontal lever is removably attached to the end of the rotary body that penetrates and projects onto the surface of the seat, and the rotary body is given return rotation so as to return the lever to its home position, and the rotary body is placed in the groove. A lock characterized in that it is provided with an engaging member that rotates a swinging piece as the lock is rotated.