JPH0322456Y2 - - Google Patents

Description

[Detailed description of the invention] The present invention relates to a door device that opens and closes an entrance by running in a direction parallel to the surface of an entrance formed in a wall, and in particular, a door device that enables locking and unlocking by operating a handle. Regarding.

In general, the door devices installed at the entrances and exits of vaults are solidly made to prevent theft and fire.
Due to its weight, it is not easy to move it directly by hand. In addition, when moving the door manually, manual locking, unlocking, and automatic locking are required depending on the fully opened, partially opened/closed, and fully closed states to prevent damage to the door device and to ensure the safety of the operator. In particular, when working by entering or exiting the room inside the door device with the door partially open, if the level of the rail is not adjusted properly, the door may move under its own weight, which is dangerous. Furthermore, conventional door devices are not provided with a mechanism for locking the door from running in the fully open state.

The object of this invention is to be able to lock and bar the door's travel when the door is in the fully open or fully closed position, and to enable the bar to be locked when the door is in the middle of the open position. To provide a door device which locks the door from moving in the closing direction.

In the following, the invention will be explained by way of example with reference to the accompanying drawings.

Referring to FIGS. 1 to 3, there is shown a door device 10 in the form of a single-sliding door, which includes a door body 2 running parallel to a wall 1, and a plurality of gates provided at the bottom of the door body. Wheels 12, a plurality of guide rollers 4 provided on the top of the door body, a mechanism section 5 housed in the back side portion 2a of the door body, an operation panel 6 attached to the front side of the door body, and the operation panel. It includes a handle 7 adjacently provided on the front surface of the door body. The door body 2 consists of a back side part 2a that houses a mechanism part 5 and a front side part 2b that is filled with a fireproof material 8. Wheels 3 provided at the bottom of the door body run on rails 9a fixed to the floor 9, as shown in FIG. The door body 2 is configured to roll in contact with both sides of a groove 1a formed in the upper part of the door body 2, thereby preventing the door body 2 from falling forward or backward. An operation panel 6 attached to the front surface of the door body has a bar handle 11, a cylinder lock 12, and a combination lock 12 attached thereto.

Referring to FIG. 4, a locking device 14 for disabling the door body 2 and a handle 7 for operating the locking device 14 are shown. The push rod 15 is slidably disposed within a tubular member 16 attached to the front side portion 2b so as to penetrate the front side portion 2b of the door body 2 and protrude into the inside of the back side portion 2a, and is normally attached to a compression spring (see Fig. (not shown) is pushed forward from the handle 7. The forward protrusion of the push rod 15 from the handle 7 is limited by a collar 15a attached to one end of the push rod 15. The locking device 14 is a flange 1 fixed to the partition wall 2c of the door body 2.
7. It includes an L-shaped actuating member 18 pivotally connected to the flange by a pivot 17a, a lock actuating member 19 pivotally connected to the actuating member pivot 18a, and a lock member 20 fixed to the lock actuating member. The locking member 20 is pressed upward by a compression spring (not shown), and by operating the push rod 15 of the handle 7, the locking member 20 engages with a recess (not shown) formed in the ceiling wall 1b and locks the door body. locks the vehicle so that it cannot run. The recesses are provided at positions corresponding to the fully open and fully closed states of the door body.

Referring to FIGS. 5 and 6, a locking device 21 is shown, which is connected to a lock operating member 23, which is supported horizontally movably by a stud 22 fixed to the door body 2. A rod 25 rotatably supported by a pair of fixed upper and lower flanges 24, a first lever 28 fixed to the rod 25 and driven by a bolt 27 on the end 2b of the bar actuating member 23, and the First lever 28
A pair of second levers 29 are fixed to the rod 25 at right angles to the door, and a stud 30 driven by the second lever 29 is fixed, and a pair of guide studs 31 of the door body are used to secure the door. It includes a metal fitting 32 supported movably in a direction perpendicular to the opening and closing direction of the main body, and a bar member 33 fixed to the metal fitting. The first and second levers are lock actuating members 2
3 stud 27 and metal fitting 32 stud 30
Elongated holes 28a and 29a are formed to respectively receive the. Similarly, the fitting 32 is also formed with an elongated hole 32a that receives the guide stud 20 and limits the range of movement of the barb member 33. Although the bar member is made of square steel, it may be made of other materials such as flat steel or bar steel.

In FIG. 6, the back plate 2d of the door body 2 is removed and the door body 2 is shown in the middle of opening. Actuating part 12 of the known type of cylinder lock 12
a is a locking member 23a fixed to the bar operating member 23;
The locking member 23 cooperates with the locking member 23 to lock and release the locking member 23. An actuating portion 13a of the well-known type of combination lock 13 cooperates with a notch 23b of the bolt 1 formed in the bar actuating member 23 to lock and release the bar actuating member 23. Pivot 11 of bolt handle 11
The handle lever 11b fixed to the handle lever 11b engages with a stud 23c fixed to the end of the barlet actuating member 23 to move the barlet actuating member left and right in FIG.

An interlocking mechanism 34 that interlocks the locking device 14 and the locking device 21 includes a closing abutment member 35 that abuts the left side wall 1d when the door body is completely closed, and an opening abutment member 35 that abuts the right side wall 1e when the door body is completely opened. a connecting member 36, pivotably attached to a pivot 37a fixed to the door body 2, and an interlocking lever 37, fixed to the door body, pivotally attached to the closing abutment member and the opening abutment member at 35a and 36a, respectively; It includes an L-shaped lever 38 pivotally supported by a pivot 38 and a locking lever 39 pivotally connected to said L-shaped lever at 38a. The open abutment member 36 is formed with a cutout 36b near one end, which cutout is adapted to engage the lock actuating member 19 of the locking device 14. The closing abutment member 35 is pivotally connected to an interlocking lever 37 at a position 35a in the middle of its length and to an L-shaped lever 38 at a position 35b at one end thereof. The locking lever 39 is guided by a guide flange 40 fixed to the door body, and is adapted to engage and disengage from the notch 23d of the bar operating member 23. The torsion spring 41 is connected to the locking member 20 and the opening collision member 36, and presses the tip of the opening collision member 36 so as to always protrude from the door body.
Therefore, a force is applied to both of these elements so as to cause the tip of the closing impact member 35 to protrude from the door body and to move the locking lever 39 upward.

Referring to FIGS. 6 and 9, a bolt auxiliary actuation mechanism 42 is shown, which is connected to the L-shaped actuation lever 4.
3. It includes a vertically movable rod 45 integrated with a stud 44 that engages with the elongated hole 43a of the operating lever, and a tension spring 46 that pulls the vertically movable rod upward.
The L-shaped operating lever 43 is pivotally connected to a pivot 44a fixed to the door body, and an elongated hole 43a at one end is engaged with the stud 44, and an L-shaped operating lever 43 formed at the other end is engaged with the stud 44.
The shaped hole 44b engages a stud 36a fixed to the open abutment member 36. tension spring 46
The lower end is attached to the door body, and the other end is attached to the vertically moving rod 45. The vertically movable rod 45 has a roller 45a rotatably attached to its top (see FIG. 17). Locking member 2 of locking device 14
0 also has a freely rolling roller 20a attached to its top, as shown in FIG.

Referring to FIG. 7, the door body 2 is shown to be in a completely closed or completely open state, and when fully closed, the closing impact member 35 hits the left side wall 1d and is pushed back, and the interlocking lever 37 is rotated clockwise, thus moving the opening abutment member 36 in the direction of the arrow in FIG. Even in the case of complete opening, the opening abutment member 36 abuts against the right side wall 1e and is pushed back in the direction of the arrow in FIG. 7, causing the locking member 19 of the locking device 14 to engage with the notch 36b. in this way,
When fully opened and fully closed, the locking device 14
The lock operating member 19 enters the notch 36b of the opening collision member 36 and engages with a notch (not shown) at a predetermined position in the ceiling wall 1b to prevent the door body 2 from moving. In order to enable the door body 2 to run,
Lock device 1 by operating push rod 15 of handle 7
It is necessary to release the lock of 4. Also,
In the fully open or fully closed state shown in FIG. 7, the locking lever 39 is in the lowered position and is out of the notch 23d of the bolt operating member 23, so that the bolt can be opened by operating the bolt handle 11. It allows you to hang it.

Referring to FIGS. 8 and 9, the door body 2 is shown in a state between fully open and fully closed, with the auxiliary bolt actuating mechanism 42 being in a non-actuating position in FIG. 33 is still released,
Also, in FIG. 9, it is in the operating position and ready for barring. Referring to FIG. 8, the tips of the opening impact member 35 and the closing impact member 36 protrude from the side of the door body 2, and the locking lever 39 engages with the notch 23d of the locking member 23. This makes barlocking impossible. Referring to FIG. 9, when the door body 2 comes to a predetermined position as described below, the vertical movement rod 45 of the bolt auxiliary actuation mechanism 42 enters the wave-shaped recess 47 formed in the ceiling wall 1b, and As a result, the L-shaped actuating lever 43 is pivoted about the pivot 44a, causing the opening abutment member 36 to move in the direction of the arrow in FIG. As a result, the interlocking lever 37 rotates clockwise, and the locking lever 39 is released from the notch 23d of the bolt operating member 23 via the closing impact member 35 and the L-shaped lever 38, and the locking lever 39 is released from the notch 23d of the bolt operating member 23, and the locking lever 39 is released from the notch 23d of the bolt operating member 23. Allows for hanging. As can be seen from Figure 9, the vertical movement rod 4
5 enters the recess 47 in the ceiling wall 1b, and at the same time,
The locking member 20 of the locking device 14 is likewise adapted to enter into and engage a recess 48 formed in the ceiling wall 1b.

10 to 13, there is shown a bar stop device 50 installed in a recess 1G of a wall 1, which device includes a tubular member 50a fixed to the wall 1, which is slidable within the tubular member. A rod 50b fitted and prevented from coming out of the tubular member, a collar 50c loosely fitted to the rod, a bar stop 51 fixed to the end of the rod, and between the collar and the bar stop. It includes a compression spring 50d provided in the. The collar 50c is constantly pressed against the flange 1h fixed to the recess 1G of the wall 1 by a compression spring 50d. The door body 2 has a smoke return portion 2d, and this smoke return portion is connected to the wall 1 as shown in FIG.
A relief 2e is formed so as not to interfere with the bolt stopper 51 protruding from the bar. However, since the bar stopper 51 can be retracted by the compression spring 50d, the relief 2e does not need to be formed. The door body 2 is shown in FIG. 10 in a completely closed state with the bolt 33 engaged, and in FIG. In FIG. 12, it is shown in the fully open and bolted condition. It will be understood that in the state shown in FIG. 12, the door body 2 cannot be moved in the closing direction unless the bolt 33 is released. 10 to 12, reference numeral 52 designates a cushion member fixed to wall 1. In FIGS.

Referring to FIGS. 14 and 15, a door device equipped with two bar stop devices 50 is shown, FIG. 14 showing the fully closed state, and FIG. 15 showing the state in the middle of opening and closing. When opening and closing the door body 2 to enter and exit the room inside the door device, it may be necessary to leave a gap sufficient for people, cargo platforms, etc. to enter and exit without completely opening the door body 2. . In such a case, open the door body 2 to the position shown in FIG.
When the door is hung, the door body is prevented from moving in the closing direction due to the inclination of the rail 9a, etc., and there is no risk of people being trapped inside the room. It will be understood that in the position of the door body 3 shown in FIG. 15, the bar auxiliary actuation mechanism 42 is in the operating state shown in FIG. 9, making barlocking possible.

Referring to FIG. 16, a bar stop device according to another embodiment is shown, which is in the form of a metal square pipe 51a fixed to the wall 1, but made of a material such as flat steel or bar steel. You can make one.

Referring to FIG. 17, the upper part of the door body 2 is shown, and the guide roller 4 that guides the movement, the locking member 20 of the locking device 14, and the roller 20 at the top thereof are shown.
a. The vertically movable rod 45 of the bolt auxiliary operating mechanism 42 and the roller 45a at the top thereof are installed on the upper part of the door body 2. Referring to FIG. 18, the configuration of the ceiling wall 1b seen from below is shown, and the locking member 20 is
A recess 48 associated with the roller 20a of the above-mentioned vertically movable rod 45 and a recess 47 associated with the roller 45a of the vertically movable rod 45 are shown. These recesses are spaced apart transversely to the direction of travel of the door body to prevent the same roller from entering both recesses.

In the embodiments described above, the present invention is applied to a single-swing type door device, but it can also be applied to a double-swing type door device. In this case, the mechanism parts are provided on both door bodies, but the cylinder lock and the combination lock may be attached to one or both door bodies.

As described above, according to the present invention, it is possible to lock and bar the movement of the door body when the door body is in the fully open or fully closed position, and when the door body is in a predetermined position in the middle of opening. When the bar reaches the door, the auxiliary bar actuating mechanism is activated to enable the bar to be loaded. If the bar is engaged in this state, it will allow the door body to move further in the opening direction, but the door body will inadvertently move in the closing direction. This prevents people from moving in and out, making it safe for people and cargo to enter and exit. In this way, in addition to the bar and lock devices, the simple structure of the interlocking mechanism and the auxiliary bar operation mechanism are provided on the door body, and the bar stop device is provided on the wall, making the present invention highly resistant to theft and fireproof. It is clear that an inexpensive door arrangement with added safety is provided.

[Brief explanation of the drawing]

Fig. 1 is a front view of a door device according to an embodiment of the present invention, Fig. 2 is an elevational sectional view of the door device of Fig. 1, Fig. 3 is a horizontal sectional view of the door device of Fig. 1, and Fig. 4 is a sectional view showing the locking device installed in the door device of FIG.
The figure is a horizontal cross-sectional view showing the lock device installed in the door device shown in FIG. 1, FIG. 6 is an elevational view showing the mechanical part of the door device shown in FIG. The figure is an enlarged cutaway view of the mechanism part in Figure 6, and Figures 10 to 12.
The figure is a horizontal sectional view showing the bar stop device installed on the wall, FIG. 13 is an elevation sectional view showing the bar stop device, and FIGS. 14 and 15 are horizontal sectional views showing the entire door device equipped with the bar stop device. , FIG. 16 is a horizontal sectional view showing a modification of the bar stop device, FIG. 17 is a perspective view showing the top of the door body, and FIG. 18 is a plan view showing a recess formed in the ceiling wall. In the figure, 10... door device, 1... wall, 2...
... Door body, 5 ... Mechanism section, 14 ... Lock device,
21... Bolt device, 34... Interlocking mechanism, 42... Bolt auxiliary operating mechanism, 50... Bolt stopping device.

Claims (1)

[Claims for Utility Model Registration] (1) In a door device that opens and closes an entrance by running in a direction parallel to the surface of an entrance formed in a wall,
1. A door device comprising: a stop device that prevents the door from moving in a closing direction from a predetermined position; and a lock stopper that engages with a bolt of the door to prevent movement of the door. (2) Utility model registration In the door device according to claim 1, the stopping device enables the door to move in the opening direction, but is elastic so as to prevent the door from moving in the closing direction. A door device characterized by being pressed by. (3) Utility Model Registration The door device according to claim 1, which includes a bar auxiliary operating mechanism that makes it possible to bar the door during opening and closing.