JPH0658080U - French drop structure - Google Patents

Abstract

(57) [Summary] [Purpose] To prevent rattling of the rod. Make sure there is no risk of being unlocked from the outside. [Structure] An elongated hole 2 is formed in a substrate 1. The upper piece 4 and the lower piece 5 provided on the upper and lower ends of the body frame 3 are attached to the back surface of the substrate 1, and lock holes 7 are drilled at a plurality of upper and lower portions of the body frame 3. The vertically movable slide rod 8 is inserted through the upper piece 4 and the lower piece 5 of the body frame 3. The operating tool 9 is inserted into the elongated hole 2 and is inserted into the operating tool mounting hole 17 of the rod 8 so as to be slidable back and forth. The tip 10 of the operation tool 9 is connected to the lock hole 7 of the body frame 3.
To be freely inserted into. The spring 12 is fitted and attached to the tip portion 11 of the operating tool 9, and the operating tool 9 is elastically biased toward the main body frame 3 side and the spring 12 is elastically contacted with the rod 8. The spring 12 can apply a force to the rod 8 toward the substrate 1, and the rod 8 can be pressed against the substrate 1 side of the upper piece 4 and the lower piece 5.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a structure of a French door, which is a door locking device attached to the upper and lower ends of doors and windows.

[0002]

[Prior art]

 Conventionally, in France drop, when the rod is projected from the lower end of the door and locked, the protruding state is usually held by the weight of the rod.

[0003]

[Problems to be solved by the device]

 However, if the rod was only held in the protruding state by its own weight, there was rattling in the rod. Also, the rod could be moved from the gap between the door with the French drop and the door frame, and there was a risk of being unlocked from the outside. The present invention has been made in view of the above points, and an object of the present invention is to provide a structure for dropping France that prevents rattling of a rod and does not have a risk of being unlocked from the outside.

[0004]

[Means for Solving the Problems]

 The structure of the French dropping according to the present invention is such that the elongated hole 2 is formed in the substrate 1, the upper piece 4 and the lower piece 5 provided at the upper and lower ends of the body frame 3 are attached to the back surface of the substrate 1 and the upper and lower sides of the body frame 3 are attached. The lock holes 7 are formed at a plurality of positions, and the rod 8 which is vertically slidably movable is inserted into the upper piece 4 and the lower piece 5 of the main body frame 3, and the operation tool 9 is inserted into the long hole 2 to allow the rod to slide forward and backward automatically. 8 through the operation tool mounting hole 17 so that the tip 10 of the operation tool 9 can be freely inserted into the lock hole 7 of the main body frame 3, and the spring 12 is fitted and attached to the tip 11 of the operation tool 9 to mount the operation tool 9. This is characterized in that the spring 12 is elastically biased toward the main body frame 3 side and the spring 12 is elastically contacted with the rod 8.

[0005]

[Effect] The long hole 2 is formed in the substrate 1, the upper piece 4 and the lower piece 5 provided at the upper and lower ends of the main body frame 3 are attached to the back surface of the base plate 1, and the lock holes 7 are provided at a plurality of upper and lower portions of the main body frame 3. And insert a rod 8 which is vertically slidable into the upper piece 4 and the lower piece 5 of the body frame 3 and inserts the operation tool 9 into the long hole 2 so that the rod 8 can be slid back and forth. 17 so that the tip 10 of the operating tool 9 can be freely inserted into the lock hole 7 of the main body frame 3, and the spring 12 is fitted and attached to the tip portion 11 of the operating tool 9 so that the operating tool 9 is elastic toward the main body frame 3 side. Since the spring 12 is elastically contacted with the rod 8 while being urged, a force can be applied to the rod 8 by the spring 12 toward the substrate 1 side, and the rod 8 is moved toward the substrate 1 side of the upper piece 4 and the lower piece 5. It can be pressed. Further, the rod 8 cannot be moved up and down unless the operating tool 9 is removed from the lock hole 7.

[0006]

【Example】

 Hereinafter, the present invention will be described in detail with reference to embodiments. The board 1 is formed in a vertically long rectangular shape, and as shown in FIG. 2, a long rectangular recess 13 is formed on the surface and a mounting hole 14 is formed on the top and bottom of the board 1. Is worn. A long hole 2 that is long in the vertical direction and opens on the front and back is formed in the recess 13. Further, a rubber plate 26 as shown in FIG. 8 is attached to the back surface of the substrate 1, and a slit 27 is provided in a portion exposed from the long hole 2 of the substrate 1.

As shown in FIG. 3, the main body frame 3 is formed by bending an upper end and a lower end of stainless steel or the like and providing an upper piece 4 and a lower piece 5 into a substantially U-shaped cross section. 5, mounting pieces 4a and 5a projecting outward are integrally extended, and screw holes 15 are formed in the mounting pieces 4a and 5a. Further, the main body frame is provided with lock holes 7 which are opened at the front and back at a plurality of positions along the longitudinal direction, and upper and lower pieces 4 and 5 are provided with rod attachment holes 16 which are opened vertically.

As shown in FIG. 4, the rod 8 is made of stainless steel and has a P-ring finish, and is formed in a rod shape. An operation tool mounting hole 17 is provided slightly above the center of the rod 8 and the rod 8 is operated. A pin hole 18 is formed so as to be orthogonal to the tool mounting hole 17. Moreover, the upper and lower ends of the rod 8 are tapered. The operation tool 9 is formed by attaching the knob 9b shown in FIGS. 5B and 5C to one end of the operation tool body 9a shown in FIG. 5A. The operation tool main body 9a is formed by rod-shaped one such as BSB which is surface-treated by nickel chrome plating, and its tip 10 is a conical portion 10a. The outer diameter of the tip of the conical portion 10a is smaller than that of the lock hole 7, and the outer diameter of the base portion of the conical portion 10a is larger than that of the lock hole 7. Further, the operation tool body 9a is provided with a long pin through hole 19 in the longitudinal direction thereof. The knob 9b is made of the same material as that of the operation tool body 9a, has a hole 20 at one end and is tapered at the other end. Then, the operation tool 9 is formed by inserting and attaching the hole 20 of the knob 9b to the head portion 9c of the operation tool body 9a.

The spring 12 is shown in FIG. This is a stainless steel spirally wound into a tubular shape. The rubber washer 21 is shown in FIG. This is made of ethylene propylene diene glycol (EPDM), plastic, or the like, and a groove 22 is formed in the outer circumference over the entire circumference, and the outer circumference at the lower end is tapered.

FIG. 1 shows a structure in which a French dropper is attached to a door 23 (shown by a two-dot chain line in the figure) using the above members. First, the recessed groove 22 of the rubber washer 21 is fitted into the opening edge of the rod mounting hole 16, and the rubber washer 21 is attached to the rod mounting holes 16 of the upper piece 4 and the lower piece 5 of the body frame 3. The rod 8 is slidably inserted into the upper and lower slides. Next, the operation tool main body 9a of the operation tool 9 is inserted into the operation tool attachment hole 17 of the rod 8 and penetrated, and the spring pin 24 is press-fitted into the pin hole 18 of the rod 8 and the pin through hole 19 of the operation tool body 9a. Then, the rod 8 and the operation tool body 9a are connected. The spring pin 24 not only prevents the operation tool body 9a from being pulled out, but also prevents the rod 8 and the operation tool body 9a from rotating. Further, since the pin through hole 19 is a long hole, the operation tool body 9a is slidable back and forth by the length of the pin through hole 19. Further, a ring 25 is fitted to a tip portion 11 of the operation tool body 9a penetrating the rod 8, and a spring 12 is inserted and attached to the tip portion 11 of the operation tool body 9a between the rod 8 and the ring 25. The spring 12 is elastically contacted with the rod 8. The ring 25 may be formed of a nut so as to be screwed into the operation tool body 9a. By doing so, the elastic force of the spring 12 with respect to the rod 8 can be adjusted by the screwing depth of the ring 25. . Further, the tip 10 of the operation tool body 9a can be inserted into the lock hole 7 provided in the body frame 3, and the conical portion 10a of the tip 10 of the operation tool body 9a can be pressed into the lock hole 7 by the spring 12. There is. When the assembly thus assembled is fitted into the interior of the door 23 through the side opening of the door 23, the lower end of the rod 8 is projected from the lower end of the door 23. Then, the substrate 1 with the rubber plate 26 attached to the back surface is arranged so as to cover the front opening of the main body frame 3, and the head portion 9c of the operation tool main body 9a is inserted from the slit 27 of the rubber plate 26 and the long hole 2 of the substrate 1. The mounting pieces 4a, 5a of the body frame 3 and the upper and lower portions of the board 1 are made to face each other through the opening edge of the door 23, and the screws 27 are inserted into the mounting holes 14 of the board 1 and the screw holes 15 of the body frame 3. The main body frame 3 and the substrate 1 are attached by screwing and holding the opening edge of the door 23 between the mounting pieces 4a, 5a and the upper and lower portions of the substrate 1. Finally, the knob 9b is attached to the head portion 9c of the operation tool body 9a so as not to project from the recess 13 to form the operation tool 9, whereby a French drop as shown in FIG. 1 can be formed.

In the French drop thus formed, there is no gap between the conical portion 10a of the tip 10 of the operation tool 9 and the lock hole 7 of the main body frame 3 and the spring 12 can strongly press it. The operation tool 9 is free from rattling. Further, the spring 8 can apply a force to the substrate 1 side to the rod 8, and the rod 8 can be pressed against the substrate 1 side of the upper piece 4 and the lower piece 5. Further, since the rubber washer 21 is attached to the rod attachment hole 16, the rod 8 can be slid up and down smoothly. Furthermore, the rod 8 cannot be moved up and down unless the operating tool 9 is removed from the lock hole 7.

[0012]

[Effect of device]

 As described above, according to the present invention, elongated holes are formed in the board, upper and lower pieces provided at the upper and lower ends of the body frame are attached to the back surface of the board, and lock holes are formed at a plurality of upper and lower parts of the body frame. Insert a vertically slidable rod into the upper and lower pieces of the main body frame, insert the operating tool into the long hole, and slide the rod forward and backward to penetrate the operating tool mounting hole of the rod. Since the operation tool is elastically urged toward the main body frame side and this spring is elastically contacted with the rod by inserting the spring into the lock hole of the operation tool and attaching the spring to the tip of the operation tool, A force can be applied to the side, the rod can be pressed against the base plate side of the upper piece and the lower piece, and rattling of the rod can be prevented. Also, since the rod cannot be moved up and down unless the operating tool is removed from the lock hole, there is no risk of unlocking from the outside.

[Brief description of drawings]

FIG. 1A is a front view and FIG. 1B is a side view of an embodiment of the present invention.

2A is a front view, FIG. 2B is a partial cross-sectional side view, and FIG. 2C is a plan view.

3A is a front view, FIG. 3B is a side view, and FIG. 3C is a plan view.

FIG. 4 is a side view of the above rod.

FIG. 5A is a side view of the operation tool body, FIG.
(B) is a side view of the knob, and (c) is a plan view of the knob.

FIG. 6 is a side view of the above spring.

7 (a) is a partial cross-sectional side view, and FIG. 7 (b) is a plan view of the rubber washer.

FIG. 8 is a plan view of the above rubber plate.

[Explanation of symbols]

 1 substrate 2 long hole 3 body frame 4 upper piece 5 lower piece 7 lock hole 8 rod 9 operating tool 10 tip 11 tip 12 spring 17 operating tool mounting hole

Claims (1)

[Scope of utility model registration request] 1. A long hole is formed in a substrate, and upper and lower pieces provided at the upper and lower ends of the main body frame are attached to the back surface of the substrate and lock holes are formed at a plurality of upper and lower portions of the main body frame. Insert the vertically slidable rod into the lower and lower pieces, insert the operation tool into the long hole, and slide it back and forth to penetrate the operation tool mounting hole of the rod, and make the tip of the operation tool into the lock hole of the body frame. A French dropping structure in which the spring is inserted freely and is fitted and attached to the tip of the operation tool to elastically urge the operation tool toward the body frame and the spring is elastically contacted with the rod.