JPH11324418A - Handle device for door - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enhance the operability of a handle and simplify the constitution of the device as much as possible by parallelly transferring the handle in the orthogonal direction to a door face to open the door. SOLUTION: This handle device is provided with first and second connection bodies 14, 15 connecting the upper end part and the lower end part of an external handle 12 and an internal handle 13 to pierce the door 10, and first and second levers 30, 31 in which respective middle parts are rotatably pivoted to erected pieces 28a, 29a of fitting plates 28, 29 by support shafts 32, 33. The first and second levers 30, 31 are rotatably connected to each other by a connection shaft 34 in respective one sides and the other side of the first lever 30 is rotatably connected to the internal handle 13 through a connecting and fixing body 16 and the other side of the second lever 31 is rotatably connected to the internal handle 13 through a connecting and fixing body 17 respectively. A parallel link structure is formed by the first and second levers 30, 31 and the internal handle 13, and the external handle 12 and the internal handle 13 use one parallel link structure in common.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a door for a house, an entrance door of a condominium or a building, a room door, a gate, and the like.
The present invention relates to an access door handle device used for a door through which a person enters and exits.

[0002]

2. Description of the Related Art There is known a door handle device in which a handle is pulled or pushed toward a door surface to release a latch of a latch mechanism. For example, in a handle device disclosed in Japanese Patent Application Laid-Open No. 58-181968, a fixed frame is provided in a housing body attached to a door, and a handle cover is provided.
Is provided with a vertical moving frame.

Further, there is provided a support frame having one end pivotally supported by the fixed frame and the other end pivotally supported by the vertically movable frame. The support frame is always erected by receiving a spring force.

[0004] A rotary lever is provided at the middle of the rotary shaft and is attached to the housing body. One end of the rotary lever is supported by the vertical frame and the other end is latched. It is configured to drive the mechanism.

In other words, when the handle cover is pushed, the vertical moving frame descends against the spring force applied to the supporting frame, and the rotating lever moves in conjunction with the downward movement of the vertical moving frame. Turn. As a result, the rotation of the other end of the rotating lever drives the latch mechanism, and the latch is released.

[0006]

In the conventional handle device described above, when the handle cover is pushed, the handle cover moves not only in the direction of the door surface but also in the vertical direction as the support frame rotates.

That is, since the handle cover is pushed obliquely, an operation force irrespective of the opening direction of the door is required, and the opening operation of the door is not always easy.

In this handle device, a link mechanism must be provided for each handle inside and outside the door.
The number of parts is small and the cost is high.

In view of the above circumstances, the present invention improves the operability of the handle by moving the handle in a direction perpendicular to the door surface to open the door, and to simplify the device configuration as much as possible. It is an object of the present invention to provide a door handle device which has been provided.

[0010]

Means for Solving the Problems In order to achieve the above-mentioned object, according to a first aspect of the present invention, a handle is provided on a door surface by an elongated handle and a lever rotatably provided on an apparatus fixing portion. A door handle that forms a parallel link mechanism that translates in a direction perpendicular to the door, and that drives a latch bolt of a latch mechanism incorporated in the door by a drive unit that responds to a pushing or pulling operation in a direction perpendicular to the door surface of the handle. In the apparatus, at least two connectors, a first connector that connects one end of each handle inside and outside the door by penetrating the door and a second connector that connects the other ends thereof, are provided. A door handle device characterized in that a parallel link mechanism is provided on one of the inner and outer handles.

According to a second aspect of the present invention, there is provided a parallel link mechanism which translates the handle in a direction perpendicular to the door surface by using a long handle and a lever rotatably provided on the device fixing portion. In a door handle device for driving a latch bolt of a latch mechanism incorporated in a door by a drive unit that responds to a pushing or pulling operation in a direction perpendicular to a door surface of a handle, one end of each handle inside and outside the door by penetrating the door The door outer handle is provided with at least two connecting bodies of a first connecting body connecting between the two and a second connecting body connecting between the other ends thereof, and a parallel link mechanism is provided on the door inner handle. We propose a door handle device.

As a third invention, the first invention or the second invention
In the handle device of the invention, a guide mechanism for guiding the movement of the connecting body is provided.

According to a fourth aspect of the present invention, in the first aspect, a connecting body is inserted into one of the handles inside and outside the door, and a connecting fixed body is inserted into the other handle. Are provided, and the connecting fixed body is provided with a locking portion and a stop hole, and the connecting body is inserted into the connecting fixed body to form a fitting groove in which the locking portion fits. And a screw hole communicating with the stop hole, the connecting body is fixed to the connecting fixed body by screws inserted into the stop hole and the screw hole, and the door inner and outer handles are connected. A steering device is proposed.

[0014]

In the handle device constructed as described above, one of the inner and outer handles (for example, the outer handle) is pulled, or the other handle (for example, the inner handle) is pushed. Thereby, the latch bolt of the latch mechanism is driven, and the door can be opened.

Even if the handle is pulled or pushed not only at the center but also at the end, the entire handle moves parallel to the door surface and in a direction perpendicular to the door surface. For example,
When one end of the handle is operated, the parallel link mechanism is operated, and the other end of the handle is moved by turning the lever.

Further, in the handle device, as in the third invention, by providing a guide mechanism for guiding the first and second coupling bodies, the handle operation is performed at an oblique direction at an angle that is not orthogonal to the door surface. Even when the handle is operated from above, the handle can be correctly translated in a direction perpendicular to the door surface.

Further, if the handle device is constructed as in the fourth invention, the connecting body to be inserted into the connecting fixed body is guided and inserted into the fitting groove fitted into the engaging portion, so that the connecting body is provided. Can easily communicate with the fixing hole of the connecting fixed body, and the screwing of the connecting body fixed to the connecting fixed body can be simplified.

[0018]

Next, embodiments of the present invention will be described with reference to the drawings. FIG. 1 is a sectional view of a handle device attached to a door which is a door.

In this figure, reference numeral 10 denotes a sliding door, 1
Numeral 1 denotes a door latch mechanism, 12 denotes an outer handle mounted on the outer surface side of the door, and 13 denotes an inner handle mounted on the inner surface side of the door. Note that the outer handle 12 and the inner handle 13 are vertically long and elongated.

As shown in the drawing, the outer handle 12 has a first connector 14 at its upper end (one end) and a second connector 15 at its lower end (other end) by screwing. It is stuck. The first connecting member 14 and the second connecting member 15 are plate-shaped members having the same shape, and an L-shaped groove (fitting groove) 1
4a and 15a are provided.

The first connector 14 and the second connector 1
Numeral 5 extends from the door outer surface side to the door inner surface side through through holes 10a and 10b formed in the door 10, and their leading ends are connected to the inner handle 13.

That is, connecting fixed bodies 16 and 17 fixed by screws are provided at the upper end (one end) and the lower end (the other end) of the inner handle 13. The tip of the first connector 14 described above is fixed to the connection fixed body 17, and the tip of the second connector 15 is fixed to the connection fixed body 17.

On the other hand, the inner handle 13 has an upper end fixed to a cover body 18 and a lower end fixed to a cover body 19, and the inside of the cover bodies 18 and 19 is fixed. The connection fixing bodies 16 and 17 described above are screwed.

As shown in FIGS. 2A and 2B, the connecting fixed body 16 has an upright cylindrical portion 16a and a long groove forming portion 16a.
b are integrally formed, and screws are inserted through the screw holes 20 and 21 to be fixed to the cover body 18.

A locking pin (locking portion) 22 is provided inside the upright cylindrical portion 16a. When the first connecting member 14 is inserted into the upright cylindrical portion 16a, the locking pin 22
The L-shaped groove 14a is fitted, and the first connector 14 is temporarily fixed as shown in the figure. In addition, when temporarily fixed in this way, the screw hole of the first connector 14 communicates with the stop hole provided in the upright cylindrical portion 16a. Therefore, the first connection body 14 temporarily fixed in this manner is fixed to the upright cylindrical portion 16a by the set screw 23 inserted from the above-mentioned stop hole and screw hole.

Further, a concave portion 24 is formed in the long groove forming portion 16b, and this concave portion 24 is provided with a first lever-3 described later.
0 is the connection pin receiver. In addition, FIG.
(B) shows the connecting fixed body 16, but the connecting fixed body 17 has the same configuration, is temporarily fixed by the locking pin 25, and fixes the second connecting body 15 by the set screw 26.

The connecting and fixing members 16 and 17 move in the rectangular holes 27a and 27b of the pedestal frame 27 attached to the inner surface of the door. On the other hand, a first lever 30 and a second lever 31 which are pivotally supported by the mounting plates 28 and 29 are provided inside the pedestal frame 27.

The first lever 30 and the second lever 31 have their intermediate portions fixed by the supporting shafts 32 and 33 to the mounting plates 28 and 2.
9 is rotatably mounted on a shaft.
One end of each of 0 and 31 is rotatably connected by a connecting shaft 34, and the other ends of these levers 30 and 31 are interlocked with the concave portions provided in the long groove forming portions of the connecting fixed bodies 16 and 17. It is rotatably supported by pins 35 and 36. That is, a parallel link mechanism is formed by the first lever 30 and the second lever 31 and the inner handle 13 in which these levers are connected via the connection fixing bodies 16 and 17.

The mounting plate 28 is configured as shown in an enlarged manner in FIGS. 3A and 3B. That is, this mounting plate 2
Numeral 8 is a plate-shaped member provided with parallel standing pieces 28a, 28b and a hole 37, on which mounting rods 38, 39 for mounting to the door 10 are provided.

The mounting rods 38 and 39 are fixed to the door 10 by screwing small screws from the front of the door through the door. The mounting plate 28 has a screw hole 4
The pedestal frame 27 is mounted on the mounting plate 28 with screws inserted from the beginning.

On the other hand, the above-described first lever 30 is rotatably mounted on the support shaft 32 of the upright pieces 28a and 28b of the mounting plate 28. An L-shaped lever 42 is rotatably supported on the upright piece 28a by another support shaft 41.

The L-shaped lever 42 drives the latch bolt of the latch mechanism 11, and the forked portion of one end 42a is engaged with the interlocking pin 43 provided on the first lever 30, and the other end is 42b is formed as a drive unit that protrudes from the notch hole 44 to drive the latch mechanism 11.

The hole 37 of the mounting plate 28 is provided with roller bearings 28c and 28d.
Two rollers 45 and 46 are supported by c and 28d. The rollers 45 and 46 constitute a guide mechanism 47 that comes into contact with both surfaces of the first connector 14 described above.

The other mounting plate 29 has the same structure as the above-mentioned mounting plate 28. FIG. 1 shows the upright piece 29a and the mounting rods 48 and 49.

The guide mechanism of the first connector 14 is also provided as a guide mechanism 50 on the front side of the door 10. The guide mechanism 50 includes a frame 51 shown in FIGS. 4A and 4B and a lid 52 shown in FIGS. 5A and 5B. As shown in the figure, a hole 53 is formed in the frame 51, and a concave bearing 51a is provided above and below the hole 53, and the shafts of the two rollers 54 and 55 are formed by the bearing 51a. Is fitted.

The cover 52 is screwed over the frame 51 to prevent the rollers 54 and 55 from being removed. The protruding piece 52a provided at the edge of the hole 56 formed in the lid 52 is for positioning the rollers 54 and 55. The screw hole 57 provided in the lid 52 is The cover 52 is screwed to the frame 51, and the screw holes 58 are for attaching the guide mechanism 50 to the door 10.

That is, the screws inserted through the screw holes 58 of the lid 52 are screwed into the mounting rods 38, 39 of the mounting plate 28, and the screw guide mechanism 50 is mounted on the door 10. In the guide mechanism 50 configured as described above, the rollers 54 and 55 are in contact with both surfaces of the first connector 14 and guide the movement of the first connector 14.

A guide mechanism 67 having the same structure as the above-described guide mechanism 47 is also provided on the lower end side of the inner handle 13, and a roller 59 thereof is shown in FIG. Also, a guide mechanism 60 having the same configuration as the above-described guide mechanism 50 is provided on the lower end side of the outer handle 12, and FIG. 1 shows a frame 61, a lid 62, and a roller 63. is there.

Next, the operation of the above-described handle device will be described. The handle device includes an upper connecting fixed body 1.
The inner and outer handles 12, 13 are separated by a spring 64 provided between the base frame 6 and the pedestal frame 27 and a spring 65 provided between the lower connecting fixed body 17 and the pedestal frame 27.
It is always pulled back inward. FIG. 1 shows this state, in which the first lever 30 turns left and the second lever 31 rotates.
Is turned clockwise.

Further, in this state, the L-shaped lever 42 is moved to the position shown in FIG.
And the latch mechanism 11 is not driven. Therefore, the door 10 is kept closed by the latch bolt of the latch mechanism 11.

When the door 10 is opened from the outside, the outer handle 12 is pulled against the spring force of the springs 64 and 65. By this operation, the first and second connectors 1
The inner handle 13, which is integrally connected by the doors 4 and 15, also moves toward the inner surface of the door 10, and the connecting fixed bodies 16 and 17 also move in the same manner. Turns right around the support shaft 32, and the second lever 31 rotates left around the support shaft 33.

Thus, one end 42a of the L-shaped lever 42
Is pushed around by the interlocking pin 43, and this L-shaped lever-4
2 rotates clockwise around the support shaft 41. Therefore, L-shaped lever
As shown in FIG. 6, the other end 42b of the pivot 42 rotates in the direction of arrow 66 to drive the latch mechanism 11.

By the above operation, the latch bolt of the latch mechanism 11 is released, and the opening of the door 10 is permitted. The door 10 can be opened by continuing to pull the outer handle 12. When the pulling operation of the outer handle 12 is released, the inner and outer handles 12, 13 are released from the spring 64,
It is pulled back by the compression force of 65 and returns to the state shown in FIG. As a result, when the latch mechanism 11 is not driven and the door 10 is closed, the closed state of the door 10 is held by the latch bolt.

When the door 10 is opened from the inside, the inner handle 13 is moved to the springs 64 and 6 in the state shown in FIG.
The push operation is performed against the spring force of No. 5. By this operation,
Since the connecting fixed bodies 16 and 17 move toward the inner surface of the door, the outer handle 12 moves in a direction away from the outer surface of the door.

The first and second levers 30, 31 are shown in FIG.
The other end 4 of the L-shaped lever 42 for turning as shown in FIG.
2b moves in the direction of arrow 66, and the latch mechanism 11 is driven. Thus, the door 10 can be opened by continuously pushing the inner handle 13.

When the pushing operation of the inner handle 13 is released, the handles 12 and 13 are pulled back as shown in FIG. 1, and the latch mechanism 11 is in a non-driving state. The closed state of 10 is held by the latch bolt.

As can be seen from the above, the outer handle 12 and the inner handle 13 move in a direction perpendicular to the door surface. Further, the handles 12 and 13 move in parallel not only when operating the central portion but also when operating the vertical position.

For example, when the upper position of the outer handle 12 is pulled, the connection fixed body 1 connected with the first connection body 14 is moved.
6 moves toward the door surface, and the first lever 30 turns clockwise.
As a result, the second lever 31 rotates counterclockwise in conjunction with the first lever 30 and the connecting fixed body 17 moves toward the door surface, so that the lower position of the outer handle 12 is pushed up by the second connecting body 15. Can be

The same applies when the lower position of the outer handle 12 is pulled, and the upper position is pushed up. Thus, no matter what position of the outer handle 12 is pulled, the handle 12 moves in a direction perpendicular to the door surface. The same applies to the inner handle 13.

The first connecting member 14 and the second connecting member 15 move while being guided by the rollers of the guide mechanism.
Even when the inner and outer handles 12, 13 are operated in an oblique direction, the handles 12, 13 are correctly translated in a direction perpendicular to the door surface.

In the above-described embodiment, the handle device attached to the outwardly opening door 10 has been described. In the inwardly opening door, the inner handle 13 is provided on the outer surface of the door, and the outer handle 12 is provided on the inner surface of the door. Attach. In addition,
The rollers of the guide mechanism can be replaced by protrusions or the like made of a resin material or the like in which the plate surfaces of the first and second coupling bodies 14 and 15 are brought into sliding contact.

The first lever 30 and the second lever 31 may be provided on the outer surface of the door. In this case, the first connector 14 and the second connector 15 are connected to the inner handle 1.
3 and the connecting fixed bodies 16 and 17 are attached to the outer handle 12.
To be fixed to the upper and lower ends. Further, the first lever 30 and the second lever 31 are not necessarily provided with the mounting plate 2.
It is not necessary to provide the shafts 8 and 29 to support the shaft, and a structure in which the shafts are supported to the device fixing portion such as the pedestal frame 27 can be adopted.

[0053]

As described above, according to the present invention, there is provided a handle device capable of moving the inner and outer handles in a direction perpendicular to the door surface regardless of the operation position.

Further, the handle device of the present invention is configured so that the parallel link mechanism for moving the handle in parallel is shared by the outer handle and the inner handle.
It is sufficient to provide a parallel link mechanism on one of the handles inside and outside the door, and as a result, the device configuration is simplified, the number of parts can be reduced as much as possible, and the handle device is advantageous for low cost. Become.

Further, in the handle device according to the present invention, when the connecting member provided on one of the handles inside and outside the door is inserted and fixed to the connecting fixed member of the other handle, the fitting groove of the connecting member is engaged with the connecting fixed member. Since the guide is guided by the part, the insertion completion position of the connection body can be confirmed with an insertion feeling, and the screw hole of the connection body communicates correctly with the stop hole of the connection fixed body at this insertion completion position, so that the connection Assembling of the connecting body to be screwed to the fixed body becomes extremely simple.

[Brief description of the drawings]

FIG. 1 is a sectional view of a handle device showing one embodiment of the present invention.

FIG. 2A is an enlarged front view of a connecting fixed body provided in the handle device. FIG. 2B is a cross-sectional view taken along the line AA in FIG.

FIG. 3A is an enlarged front view of a mounting plate provided in the handle device. FIG. 3B is a partially cutaway enlarged side view of the mounting plate.

FIG. 4A is an enlarged front view showing a frame portion of a guide mechanism provided in the handle device. FIG. 4B is a cross-sectional view taken along the line BB in FIG.

FIG. 5A is an enlarged rear view showing a lid of the guide mechanism. FIG. 5B is a cross-sectional view taken along line CC of FIG. 5A.

FIG. 6 is a sectional view similar to FIG. 1, showing an operating state;

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 10 Door 11 Latch mechanism 12 Outer handle 13 Inner handle 14 1st connection body 15 2nd connection body 16, 17 Connection fixed body 27 Pedestal frame 28, 29 Mounting plate 30 1st lever 31 2nd lever 42 L-shaped lever 45, 46, 54, 55, 59, 63 Rollers constituting a guide mechanism

Claims (4)

[Claims] 1. A parallel link mechanism for moving a handle parallel to a direction orthogonal to a door surface is formed by an elongated handle and a lever rotatably provided on a device fixing portion. In a door handle device for driving a latch bolt of a latch mechanism incorporated in a door by a drive unit that responds to a pushing or pulling operation in a perpendicular direction, a door penetrating the door and connecting one end of each handle inside and outside the door is connected. A door provided with at least two connected bodies of one connected body and a second connected body connecting the other ends thereof, and a parallel link mechanism provided on one of handles inside and outside the door; Handle device. 2. A parallel link mechanism for moving a handle in parallel in a direction perpendicular to a door surface by using a long handle and a lever rotatably provided on a device fixing portion, and forming a parallel link mechanism with respect to the door surface of the handle. In a door handle device for driving a latch bolt of a latch mechanism incorporated in a door by a drive unit that responds to a pushing or pulling operation in a perpendicular direction, a door penetrating the door and connecting one end of each handle inside and outside the door is connected. At least two connectors of one connector and a second connector connecting the other end thereof are provided on the door outer handle,
A door handle device comprising a parallel link mechanism provided on a door inner handle. 3. The handle device according to claim 1, further comprising a guide mechanism for guiding the movement of the connecting body. 4. A connecting body is provided on one of the handles inside and outside the door, and a connecting fixed body for inserting the front side of the connecting body is provided on the other handle, and the connecting fixed body is provided on the connecting fixed body. A locking portion and a stopper hole are provided, and the coupling body is formed by inserting the coupling portion into the coupling fixed body so that a fitting groove in which the locking portion fits and a screw hole communicating with the stopper hole. The structure according to claim 1, wherein the connecting member is fixed to the connecting fixed member by screws inserted into the stopper holes and the screw holes, and the handles inside and outside the door are connected.
The handle device as described.