JPS6217273A - Lock apparatus - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION [Technical Field] The present invention relates to a locking device that can improve the appearance of a receiving part and prevent rainwater from entering into the interior thereof.

[Background technology]

A receiver for housing a switch is provided in the frame toward which the door faces, and by detecting the protrusion of the deadbolt, the switch activates travel expenses lamps, indoor lights, outdoor lights such as gate lights, as well as fans, buzzers, etc. Travel devices are known that operate electrical appliances.

However, in conventional locking devices, the locking hole provided in the front plate of the receiving part for deadbolt insertion is open, so when the door is installed at an entrance that separates the inside and outside of a house, rain water can leak through the locking hole. This reduces the durability of the switch and makes it possible to see the internal mechanism through the locking hole, making the device look unsightly.

[Purpose of the invention]

The present invention provides a locking device that improves the appearance and durability of the device and solves the above-mentioned problems by making the locking hole closed and burnable using an operating metal fitting for operating the switch. The purpose is to provide

[Disclosure of the invention]

An embodiment of the present invention will be described below based on the drawings.

In FIGS. 1 to 8, a locking device 1 includes a lock body 4 that is attached to a door 2 and includes a deadbolt 3, and a locking hole 7 provided in the front surface of a box body 6 that is attached to a frame 5 facing the door 2. At the same time, the switch S and the locking hole 7 can be shielded at the same time, and there is no dead port! - A receiving part 1 housing an actuating fitting 9 that abuts with 3 and turns on and off the switch S by 2 and 2.
0, and in this example, the lock body 4 has a latch bolt 16.
The receiving portion 10 is provided with a locking hole 17 for inserting the latch port 16, and a cover piece 19 is attached to cover the locking hole 17.

The door 2 is a rectangular, for example, a flush panel that opens and closes an opening 21 provided in the wall. The wall panel installed L7 is used, and the above-mentioned surface material 22.2
3 into a rectangular notch and a frame material 24 and a decorative material 25 around it.
By arranging these, the opening 21 surrounded by the frame 5 is formed. The rear edge of the door 2 is also pivoted by means of a butterfly 1) 29 to the frame 5 toward which the rear edge of the door 2 faces, and the lock body 4 is attached to the door 2.

In this example, the lock body 4 is a so-called surface lock that is screwed onto the interior surface of the door 2, and includes the dead bolt 3 and the latch bolt 16 on the upper and lower sides. The deadbolt 3 has a thumb turn 31 on the indoor side and a key holder 32 on the outdoor side.
The latch bolt 16 can be moved forward and backward using grips 33 and 34 on both sides of the door.

Further, the lock body 4 is attached with its front surface 4A having a retaining portion 36 from the front edge 2A of the door 2.

The box body 6 of the receiving portion 10 is composed of a front plate 41 and a box body 42 attached to the back side of the front plate 41, and is attached within the decoration material 25 of the frame body 5 facing the door 2. The decorative material 25 includes a base material 44 aligned with the outdoor outer edge of the frame material 24 and a surface material 22 on the indoor side.
A frame material 45 that extends to the inner surface of the frame material 24 to cover the corner portion of the frame material 24.
and a sash 47 that covers the base material 44. Furthermore, the sash 47 extends from the edge of the face material 23 on the outdoor side, and is attached to the indoor edge of the L-shaped portion 49 that comes into contact with the inner surface of the base material 44, and includes a side piece that projects inside the opening 21 along the retaining portion 36. 50
, an inner piece 51 that is bent toward the indoor side at a right angle at its inner edge, and a side piece 52 that extends toward the frame material 45 at the indoor edge of the inner piece 51, forming a U-shaped door stop for the door 2. Part 53
The sash 47 is provided with an L-shaped portion 49 and a base material 4.
It is fixed to the frame material 24 using a nail or the like that passes through 4. Further, the front plate 41 is attached to the U-shaped portion 53, and the box body 42 is housed therein.

Note that the U-shaped portion 53 is provided with a relatively long cutout portion 54 with the inner piece 51 cut out, and the inner piece 5 is provided above and below the cutout portion 54.
1 is recessed to form a mounting piece 55.55.

The box main body 42 has an upper plate 59 and a lower plate 60 connected by a back plate 61 to inner edges of protruding pieces 57 and 57 having the same thickness and the same shape as the mounting piece 55, and a side plate. 62. A base 63 with 62 is attached. In addition, side plate 6
2, a cutout 65 is formed by removing the upper part,
Further, a protrusion 66 is provided on the front edge of the side plate 62 in a protruding manner. Also front plate 4
1 is provided with small and medium bent portions 71 and 71 that are bent along the side pieces 50 and 52 on both side edges of the receiving plate portion 70 attached to the inner piece 51 of the U-shaped portion 53, and The receiving plate portion 70 has the locking hole 7 into which the dead bolt 3 is inserted as it advances.
and a locking hole 17 into which the latch bolt 16 is inserted. Further, the front plate 41 can be fixed to the mounting piece 55 with screws while holding the projecting piece 57 therebetween. The locking hole 7.17 is located below the front plate 41, and therefore, a space 73 is formed above the locking hole 7 in the box body 6 by its attachment.

The box body 42 also has a bearing piece 69 erected on its back plate 61 facing the locking hole 17. The bearing piece 69 is provided on the back plate 61 so as to protrude toward the side piece 52 side, and is provided with a vertical through hole 67.

The switch S is, for example, a microswitch,
It is fixed to the back ff161 with its operating end 74 facing upward and in contact with the lower surface of the side plate 62. Therefore, since the switch S is located in the space 73 and faces the cutout 65, a switch S having the same length as the medium size of the base 63 can be used.

Further, the switch S is turned on and off by the operating metal fitting 9.

The actuation fitting 9 has an actuation piece 13 that is perpendicular to the piece 12 at the upper end of the piece 12 that extends downward, and its corner is supported horizontally by a protrusion 66 in front of the box body 42. It is pivotally supported by a shaft 15.

Further, the piece 12 is fitted into the locking hole 7 from the back side at the lower end of the root part 90 extending downward along the back side of the front plate 41,
A shielding portion 91 that closes the locking hole 7 and is bent in a U-shape is provided.

Further, the actuating metal fitting 9 urges the abutment piece 12 forward by a spring member 94 such as a torsion spring attached to the support shaft 15,
Due to this bias, the front surface of the shielding part 91 is aligned with the front surface of the front plate 41. Also, in this state, the actuating piece 13 presses the actuating end 74 of the switch S.

Further, the locking hole 17 of the latch bolt 16 is closed by the cover piece 19 as described above.

The cover piece 19 is provided with support parts 93.93 bent toward the upper and lower surfaces of the bearing piece 69 at the upper and lower edges of the shield part 92 that fits into the locking hole 17, and the transparent part of the bearing piece 69 is provided. hole 67
It is pivoted using a support shaft 95 passing through. Further, it is biased forward by a spring receiving member 96, and the locking hole 17 is covered by the bias.

When the actuating fitting 9 is installed, the shielding part 91 faces the locking hole 7, and as the deadbolt 3 advances, the contact piece 12 is tilted backward, and due to the tilting caused by the backward tilt of the contact piece 12, The operating piece 13 is separated from the operating end 74 of the switch S and can turn the switch S on and off.

Further, the latch bolt 16 is attached to a cover piece 19 as shown in FIG.
is tilted and enters the locking hole 17.

[Effect]

Thus, the lock body 4 and the receiving portion 10 are attached to the door 2 and the frame 5 as described above. In addition, when the door is closed, the deadbolt 3 advances when the thumb turn 31 or the key inserted into the key holder 32 is operated, and the contact piece 12 of the operating metal fitting 9
Tilt back as described above. Also, by tilting backward, the actuating piece 13
turns the switch S on and off, and operates the electrical appliances connected to the switch S, such as the lock confirmation lamp, interior light, etc.

Further, when the dead bolt 3 is disengaged from the locking hole 7, the spring member 94 tilts the actuating metal fitting 9 forward, and the actuating piece 1
3 abuts the operating end 74 of the switch S.

At that time, the shielding part 91 closes the locking hole 7 and prevents rainwater from entering.

Further, since the actuating fitting 9 is pivotally supported at the front part of the box body 6, its assembly is facilitated, and as a result, failures associated with the assembly are reduced, and the reliability of the device is increased.

Further, in this embodiment, the box body 42 of the box body 6 has a folding plate 62.
A large cutout 65 is provided in the. Therefore, the box body 42
As shown in FIG.
The box body 42 can be easily absorbed to prevent damage.

Further, since the cutout portion 65 is provided, the medium dimension of the box body 42 can be reduced to the width dimension of the switch S. Also, the thickness of the sash 47 on the side piece 50 side is reduced, so that the lock body 4 is closer to the door 2.
In the case of a so-called surface-facing line that is attached to the interior surface of the door 2, as shown in FIG. 4
This prevents collision between the two and contributes to miniaturization of the device.

10-14 show other embodiments of the invention.

In this embodiment, the box body 42 is provided with a notch 65 only in the upper part where the switch S is provided. In addition, the operating metal fitting 9 is
As shown in FIG. 14, L-shaped Fa97.
97 has been established. Further, the guide piece 98 is connected to the side plate 6.
It can be moved back and forth by fitting into a concave groove 99 formed on the inner surface of 2. A spring member 94 is provided on the back of the actuation fitting 9 to urge the actuation fitting 9 forward and close the locking hole 7 with the shielding portion 91. The locking hole I7 is also closed by a cover piece 19 having the same structure as the operating metal fitting 9, and the locking hole I7 is also closed by a cover piece 19 having the same structure as the operating metal fitting 9.
B97 presses operation #74 of the switch S when the locking hole 7 is in the closed state.

Accordingly, when the dead bolt 3 and the latch bolt 16 move in, the actuating fitting 9 and the cover piece 19 move back to open the locking hole 7.17, and by retracting the actuating fitting 9, the switch S can be turned on and off.

〔Effect of the invention〕

As described above, the locking device of the present invention includes a lock body including a deadbolt, a locking hole into which the deadbolt can be fitted, and a locking hole inside the box body, and a switch inside the box body, which can turn on and off the switch. It also houses an operating metal fitting that closes the locking hole.Therefore, by closing the locking hole with the actuation metal fitting, it not only improves its appearance but also prevents rainwater etc. from entering the inside of the receiving part when the door is opened. can be prevented and the durability of the device can be improved.

In the locking device of the present invention, in addition to a surface-mounted lock that is attached to the interior surface of the door, a so-called node line type that is built into the door can also be used as the lock body.
It can be modified in various ways.

[Brief explanation of the drawing]

Fig. 1 is a sectional view showing an example of the use of the device of the present invention, Fig. 2 is a front view illustrating the box body of the device of the present invention, Fig. 3 is a side view thereof, and Fig. 4 is a front plate attached. a front view shown in a closed position;
Fig. 5 is a sectional view showing the operating state, Fig. 6 is an exploded perspective view, Fig. 7 is a line diagram showing the action of the box body, Fig. 8 is a sectional view showing the installation state of the box main body, and Fig. 9 Figure 10 is a sectional view showing the function of the cover, Figure 10 is a sectional view showing another embodiment of the present invention together with its function, Figure 11 is its front view, and Figure 12 is its front plate removed. FIG. 13 is a front view, FIG. 13 is a side view thereof, and FIG. 14 is a perspective view schematically showing the operating fitting. 2.-door, 3.-deadbolt, 4.-lock body, 5.
・-・frame body, 6-box body, 7-・-locking hole,
9.--Operating metal fitting, 12--Attaching piece, 13---Operating piece, 15... Support shaft. Patent applicant National Housing Industry Co., Ltd. Agent Patent attorney Naemura Masato”
! I2rM Figure 3 Figure 5 Figure 14 Figure 1s10! s11 figure

Claims (1)

[Claims] (1) A lock body that is attached to the door and has a deadbolt that can move forward and backward, and a box body that is attached to the frame toward which the door faces, are provided with a locking hole in the front surface of the box body to which the deadbolt is inserted as it advances, and inside the box body. A locking device comprising a receiving part housing a switch and an operating metal fitting which is biased forward and normally closes the locking hole and turns the switch on and off by colliding with the advanced deadbolt.