JPS6240044Y2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a device for pulling one door of a double door, which can be opened and closed, toward the other door, which is fixed so that it cannot be opened or closed.

Another object of the present invention is to provide a double door pulling device that can pull one door toward the other door and can be easily installed.

Embodiments of the present invention will be described below with reference to the drawings.

Figure 1 is a front view of a double door, with door frame A
has a rectangular frame shape with upper and lower frames a, b and both vertical frames c, c, and a pair of doors B ₁ and B ₂ have a rectangular frame shape with upper and lower frames d, e and both vertical frames f, f'. A panel body B'' made of glass or the like is mounted inside the assembly B', and the vertical frames c and c of the door frame A and one vertical frame f' of the pair of doors B ₁ and B ₂ are connected by a hinge g. They are connected through each other.

The other stile f ₁ of said one door B ₁ and the other door
First, second, and third pull locks C ₁ , C ₂ , and C ₃ are provided at intervals in the vertical direction from the other vertical frame f ₂ of B ₂ , and an interlock device D is provided. Furthermore, a door lock device E is provided on the other stile _f2 of the other door _B2 .

That is, as shown in FIG. 2, pull lock bodies C' ₁ , C' ₂ , C' ₃ and interlock body D' are provided on the vertical frame f ₁ of one door B ₁ , and as shown in FIG. There is a receptacle for the pull lock on the vertical stile f ₂ of the other door B ₂ .
C" ₁ , C" ₂ , C" ₃ , a receiving block D" for the interlock device, and a door lock device E are provided.

The door lock device E has first and second lock levers 92 1 , 9 that are moved up and down by a handle ₉₁ of a Gremont lock 90 .
2 ₂ , and the first and second lock rods 92 ₁ and 92 ₂ are connected to the first, second, third and fourth guide blocks 93 ₁ and 9.
3 ₂ , 93 ₃ , 93 ₄ so as to be vertically movable, and can be locked to the upper and lower frames a and b.

Moreover, each vertical frame f ₁ , f 2 of the pair of doors B ₁ , _{B 2 is} the fourth
As shown in the figure, the one side wall 1, the other side wall 2, and the inner and outer connecting walls 3 and 4 form a shape having a hollow portion 5 and a U-shaped groove 6 that opens outward, and the pull-out lock body C ', the interlock body D' is provided in the recess 6 of one door frame _f1 , and the bent pieces 7a at both ends of the cover 7 are provided in the outward recesses 1a, 2a formed at the ends of both side walls 1, 2. , 7a are fitted to cover the recessed groove 6, and a door lock device E is provided in the recessed groove 6 of the other door frame _f2 .

FIG. 5 is a perspective view showing the installation part of the first pull-out lock _C1 and the interlock device D, and the pull-out lock body _C'1 is as shown in FIGS. 5, 6, 7, and 8. It is configured.

That is, the housing 12 is formed by integrally connecting the horizontal plates 11, 11 between both longitudinal ends of the pair of side plates 10, 10, and the longitudinal intermediate portions 10a, 10a of the pair of side plates 10, 10 are directed inward. It is slightly recessed and has a wide width _h1 , and the intermediate part 10a,
Long grooves 13, 13 extending in the longitudinal direction are formed in the shaft 10a, and both ends of the shaft 14 inserted through the long grooves 13, 13 are connected to a U-shaped movable piece 15 attached across the intermediate parts 10a, 10a. The movable piece 15 is made to be slidable in the longitudinal direction along the long groove 13 via the shaft 14.

A movable plate 16 is provided in the longitudinal direction between the pair of side plates 10, 10, and an intermediate portion 16a of the movable plate 16 is provided.
are bent into a substantially U-shape and fixed to the movable piece 15, and the upper and lower portions 16b-16c of the movable plate 16 are provided with guide rollers 17, which are attached across the horizontal plates 11, 11 and the pair of side plates 10, 10. The upper part 16b is narrow and has a screw hole 18 formed therein, and the lower part 16c is wide and has a screw hole 19 formed therein.

A swinging piece 21 having an elongated hole 20 that loosely fits into the shaft 14 is attached to an intermediate portion of the pair of side plates 10, 10 so as to be swingable in the longitudinal direction by a pin 22. A support shaft 23 is fixed to the support shaft 23, and a cylindrical body 24 is rotatably fitted and attached to the support shaft 23, thereby serving as a locking member.

Because of this, when the movable plate 16 is moved up and down, the shaft 14 moves up and down along the long groove 13 via the movable piece 15, and the swinging piece 21 is moved by the shaft 14 to the pin 22.
The supporting shaft 23 is pivoted vertically around the side plate 10.
It moves between a more protruding locking position and a non-locking position housed within the side plate 10.

As shown in _{FIG .}
1 is fixed with screws and housed in the groove 6, and the outer connecting wall 4 is formed with a notch 4a through which the intermediate portion of the pull-lock body _C'1 faces.

On the other hand, as shown in FIG. 5, the draw lock receiver _C''1 has a cam piece 31 integrally formed outward on a base plate 30 that is screwed to the second guide block ₉₃₂ , and the cam piece 31 is vertically mounted. Slanted walls 33, 3 inclined toward the other side (outdoor side) above and below the intermediate wall 32
Vertical cam surface 32 by integrally forming 3 continuously.
a and a pair of upper and lower inclined cam surfaces 33a, 33a.

The receiver C″ ₁ is the second guide block 93.
₂ , it is screwed opposite to the support shaft 23 of the draw lock body _C'1 .

Because of this, when the door B is closed with the support shaft 23 of the pull-lock main body _C'1 in the unlocked position, the support shaft 23 engages with the upper inclined cam surface 33a of the receiver _C''1 as shown in FIG. They are facing upwards in opposite positions.

Then, when the movable rod 16 is pushed up and the swinging piece 21 is swung downward, the support shaft 23 swings downward and successively projects between the pair of side plates 10, 10. As a result, as shown in FIG. 10, the cylinder 24 of the support shaft 23 comes into contact with the upper inclined cam surface 33a from the lower part to the higher part, and when it reaches the locking position, rides on the vertical cam surface 32a, so that the support shaft 23 is moved to one side by the height difference L ₁ (that is, the dimension in the door opening/closing direction) between the vertical cam surface 32a and the lowest part 33a of the inclined cam surface 33a. ), the surrounding frames d, e, f, f' are pressed against the horizontal and vertical airtight members h, i, j, and j of the door frame A to maintain airtightness.

Note that the cover 7 has an opening large enough for the support shaft 23 to protrude.

In addition, the second and third pull locks C ₂ and C ₃ have the same structure, and the connecting rods 25 ₁ and 25 ₂ and the connecting rod 25
Since the vertical movement of _C3 is reversed across Gremont lock G, the third pull lock _C3 is installed in the opposite direction.

As shown in FIG. 2, the lower end 16c of the moving plate 16 of the first pulling lock main body C' ₁ and the upper end 16b of the moving plate 16 of the second pulling lock main body C' ₂ are connected to the first connecting rod 25 _1. The second pull lock body
A _second connecting rod 252 is connected to the lower end 16c of the moving plate 16 of C'2, and a third connecting rod ₂₅₃ is connected to the upper end 16b of the moving plate 16 of the third pulling lock body _{C'3 .} There is.

In FIG. 2, F ₁ and F ₂ are first and second guide blocks that guide the vertical movement of the first and third connecting rods 25 ₁ and 25 ₃ , and screws are installed on the outer connecting wall 4 of the vertical frame f ₁ . It's stopped.

As shown in FIGS. 11 and 12, the guide block F is attached to the main body 40 with its upper and lower surfaces 40a and 40b.
A vertical hole 41 opened to the main body 40 is formed, and notches 42 opened to the vertical hole 41 are formed at the upper and lower parts of the front surface 40c of the main body 40.
42 and one side inner wall 41 of the vertical hole 41
Holes 43, 43 are formed on the upper and lower sides of a, and a screw hole 44 that opens into the vertical hole 41 is formed on the front surface 40c. As shown in FIG. The cover 7 is screwed onto the guide block F with screws 46 screwed into the screw holes 44,
The third connecting rods 25 ₁ , 25 ₃ are inserted into the vertical hole 41 .

In FIG. 13, a pair of inward protrusions 7b, 7b are integrally formed on the cover 7, and the inward protrusions 7b are located between the main body sides 40d, 40d of the guide block F and the vertical frame side walls 1, 2. being held in place.

In this way, the cover 7 is attached to the first and second guide blocks F ₁ and F ₂ with screws,
If this alone makes the installation unstable, fix the guide blocks F to the upper and lower ends of the stile f as shown in Fig. 2, and attach screws 46 to the guide blocks F, F.
The upper and lower ends of the cover 7 may be fixed by screwing them together.

As shown in FIG. 14, pins 26 are fixed to the ends of the second and third connecting rods 25 ₂ and 25 ₃ , respectively, and each pin 26 passes through a long hole 27 formed in the outer connecting wall 4. They face the inside of the hollow part 5 and are respectively locked to the vertically movable pieces 28 of the Gremont lock G.

The vertical movement mechanism of the Gremont lock G is installed in the hollow part 5 of the vertical stile _f1 , and when the handle 29 installed on both side walls 1 and 2 is rotated 90 degrees up and down, the pair of vertical movement pieces 28 and 28 are configured to move up and down in the directions of opposing approaches and opposing moves away from each other. In addition,
Since this structure is conventionally known (for example, Japanese Utility Model Application Publication No. 55-27764), detailed explanation will be omitted.

As shown in FIG. 5, the interlock main body D' has a main body 50 with a movable piece 51 that can be moved in and out. It is made to protrude outward from the notch 52.

That is, as shown in FIGS. 15 and 16, the main body 50 is formed with an elongated hole 53 into which the movable piece 51 is fitted and a vertical hole 54 through which the movable rod 16 is inserted, intersecting with each other. A hole 55 facing the vertical hole 54 is formed, and the movable piece 51 is fitted into the elongated hole 53 and pushed in the protruding direction by a spring 56, so that the stopper 57 abuts one end of the elongated hole 58 and moves vertically. Hole 54
and the hole 55 are discontinuous and held in the first position, and when the movable piece 51 is pushed in against the spring 56, the vertical hole 54 and the hole 55 are arranged in a second position where they match. . Note that the distal end of the movable piece 51 has a pointed shape.

On the other hand, the receiving block of interlock device D
As _shown in _FIG . As shown in the figure, the movable piece 51 rides on the receiving block D'' and moves to the second position against the spring 56, so that the vertical hole 54 and the hole 55 match, and the movable plate 1
6 can be inserted into the vertical hole 54 through the hole 55.

In other words, as shown in FIG. 18, the first main body 60 has a protruding part 63 at the middle part in the vertical direction, has a thick wall _t1 , and has a plate shape with stepped parts 64, 64 at the top and bottom,
An inclined surface 63a is formed at the end of the protruding portion 63, and holes 65 are formed at the upper and lower portions, respectively.

The second main body 61 has a groove 66 formed on one side 61a into which the protrusion 63 fits, and a groove 66 on the other side 61.
An inclined surface 61c is formed at the end of b, and holes 67 opposite to the hole 65 are formed on the upper and lower sides, and the thickness t ₂ of the hole 67 is equal to the thickness t ₁ of the thick portion of the first main body 60. It's getting smaller than that.

Therefore, as shown in FIG. 17, if the first body 60 and the second body 61 are combined so that the protrusion 63 and the groove 66 fit together, the thickness H of the receiving block D'' will be reduced. ₁ is the value (t ₁ +t ₂ )−L ₁ obtained by subtracting the depth L ₁ of the groove 66 from the sum of the thicknesses of the first and second main bodies 60 - 61 (t ₁ +t ₂ ).

Further, as shown in FIG. 19, if the smooth surface 60a of the first body 60 is brought into contact with one side 61a of the second body 61, and the other side 61b of the second body 61 is attached to the first guide block ₉₃₁ . , receiving block
The thickness H ₂ of D″ is the sum of the thicknesses of the first and second bodies 60 and 61, t ₁ +t ₂ (H ₁ <H ₂ ) Also, as shown in FIG. 20, the thickness of the first body 60 is When the smooth surface 60a is attached to the first guide block ₉₃₁ , the thickness _H3 of the receiving block D'' becomes only the thickness _t1 of the first body 60. (H ₃ <H ₁ <H ₂ ) Furthermore, as shown in FIG. 21, if one side 61a of the second main body 61 is attached to the first guide block ₉₃₁ , the thickness H ₄ of the receiving block D'' becomes 2 main body 61
The thickness is only t ₂ . (H ₄ < H ₃ < H ₁ < H ₂ ) In this way, the thickness of the receiving block D'' can be changed into four types, so it is possible to change the thickness of the receiving block D'' depending on assembly errors of door frame A and door B, installation errors of door B, etc. Vertical stile f ₁ and vertical stile f ₂
Even if the distance between the interlock and the
The movable piece 51 of D' is received by the vertical hole 5 by the block D''.
4 and the hole 55 can be moved correctly to the position where they match.

FIG. 22 is an exploded perspective view of the door lock device _E attached to the vertical frame f ₂ of the other door B ₂ . Recessed portion 7 into which receiving block D'' of the interlock device is fitted into 70a
1 and a pair of upper and lower protrusions 72, 72 are formed, and the main body 70 is provided with a guide hole 73 through which the lock rod ₉₂ is inserted. '', and screw holes 74 are formed in the upper and lower front surfaces 70a of the pair of upper and lower projecting pieces 72, 72, respectively.

Further, the second guide block ₉₃₂ is similar to the first guide block ₉₃₁ , and the front surface 7 of the main body 70 is
A pair of upper and lower projecting pieces 72, 72 are formed on 0a, and a guide hole 73 through which the lock rod 62 is inserted is bored.
The front surface 70a has a screw hole 74 in the upper and lower parts thereof, and is connected to the outer connecting wall 4 by a screw 34 that tightens the pull lock receiver _C''1 on the front surface between the upper and lower pair of protrusions 72, 72. It's tightened.

Further, in FIG. 22, 80 is a cover that covers the groove 6, and has openings 81, 81 into which the pair of upper and lower protrusions ₇₂ , 72 of the first and second guide blocks ₉₃₁ , 932 fit. The screws 82 are screwed into the front screw holes 74 of the first and second guide blocks 93 ₁ and 93 ₂ so as to cover the grooves 6 .

As such, the receiving block D'' and the receiving member _C''1 protrude to the outside from the opening 81 of the cover 80.

Note that the third and fourth guide blocks 93 ₃ , 93
₄ has the same shape as the second guide block ₉₃₂ .

On the other hand, as shown in FIG. 23, plates 94 are screwed to the first and second lock levers 92 ₁ and 92 ₂ of the door lock device E, respectively, and pins 95 are attached to each plate 94. is outer connecting wall 4
protrudes through the long groove 96 and faces into the hollow part 5, and is respectively locked and connected to a pair of movable pieces 97 of the Gremont lock 90, and when the handle 91 is rotated 90 degrees up and down, the first,
The second lock levers 92 ₁ and 92 ₂ are configured to move up and down.

By closing the other door B ₂ and rotating the handle 91 of the Gremont lock 90 by 90 degrees, the pair of lock rods 92 ₁ and 92 ₂ are moved up and down, and the upper and lower frames a and b are closed.
to secure the other door _B2 to the door frame A.

Then, close one door _B1 and use the Gremont lock G.
By rotating the handle 29 of the pull lock C by 90 degrees, the locking member of the pull lock C is rotated 90 degrees, and is locked to the receiver C'' to draw one door _B1 to the other door _B2 and close the airtight material _G1. Crimp vertical frame f ₁ to maintain airtightness.

In addition, since the pulling lock main body C' is installed in the recess 6 of the vertical stile _f1 , it can be easily installed even after the door is assembled, and the receptacle C'' is installed in the recess of the vertical stile _f2 of the other door _B2 . Since it is screwed to the lock guide block 93 provided in the groove 6, it can be easily installed after the other door _B2 is assembled.

Therefore, installation of the pull lock becomes easy.

With the present invention as described above, one door _B1 can be drawn toward the other door _B2 , and the main body C' and the receiver C'' of the drawing device can be easily attached.

[Brief explanation of the drawing]

The drawings show an embodiment of the present invention.
The figure is a front view of the swing door, Figure 2 is a side view of one door frame, Figure 3 is a side view of the other door frame, Figure 4 is a sectional view taken along the - line in Figure 1, and Figure 5. Figure 6 is a front view of the pull lock main body, Figure 7 is a side view, Figure 8 is a bottom view, and Figures 9 and 10 are the pull lock. Fig. 11 is a perspective view of the guide block, Fig. 12 is a vertical cross-sectional view, Fig. 13 is a perspective view of the guide block in its installed state, and Fig. 14 is a perspective view of the connecting rod and Gremont lock connection part. , FIG. 15 is a front view of the interlock main body, FIG. 16 is a sectional view, FIG. 17 is an explanatory diagram of the operation of the interlock device, FIG. 18 is an exploded perspective view of the receiving block of the interlock device, FIGS. Figures 20 and 21 are explanatory diagrams for installing the receiving block, Figure 22 is an exploded perspective view of the guide block attachment part of the door lock device, and Figure 23 is a perspective view of the connecting part between the lock of the door lock device and the Gremont lock. be. A is the door frame, B ₁ and B ₂ are the doors, C is the pulling device, C' is the pulling device body, C'' is the receiver, E is the door lock device, f ₁ and f ₂ are the vertical frames, 6 is the groove, 92
is the lock lever, and 93 is the guide block.

Claims (1)

[Scope of utility model claims] In a double door in which a pair of doors B ₁ and B ₂ are attached to a door frame A so as to be openable and closable, the pair of doors
Concave grooves 6, 6 opened to face each other are formed in the vertical frames _f1 , f2 of B1, _{B2 ,} respectively, and the concave groove ₆ of one vertical frame _f1 is formed.
A pull lock main body C' having a locking member inside is installed, and a lock guide block 93 that guides the lock lever 92 of the door lock device E in a vertically movable manner is installed in the concave groove ₆ of the other vertical frame f2. A pulling device for a double door, characterized in that a receiving device C'' is attached to the guide block 93 and locks with a locking member of the pulling device main body C'.