JPH1054162A - Door handle operating tool - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an operating tool capable of rotating a door handle in no contact with a hand to set a door to the openable state. SOLUTION: An auxiliary handle 2 having a lever section 4 is fitted to the grip section 23 of a knob type door handle 22. One end of a door handle rotating cord 9 rotating the door handle 22 in the releasing direction of the engagement between a latch bolt and a bearing seat recess when it is pulled down is connected to the lever section 4. A cord pulling pedal 10 is fitted to the lower end section of a door at the position below the door handle 22. The other end of the door handle rotating cord 9 is connected to the cord pulling pedal 10 while it is stretched. When the pedal 10 is depressed by a foot, the cord 9 pulls down the lever section 4, and the door handle 22 is rotated.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an operating tool for turning a door handle to open a door.

[0002]

2. Description of the Related Art One of doors attached to an entrance, a room, or the like is such that a door handle can be turned to open the door. As shown in FIG. 6, this type of door (21) is usually provided with a retractable latch bolt (27) that is spring-biased so as to always protrude from the lock surface (28), while the door is mounted. A recess (32) corresponding to the latch bolt (27) is provided in the frame (30).
(31) is provided. Since the latch bolt (27) and the receiving recess (32) are engaged in the closed state of the door (21), the door (21) is opened simply by pushing or pulling the door (21). Can not do. Therefore, the door (21) is provided with door handles (22) and (22) for releasing the engagement between the latch bolt (27) and the receiving recess (32). By rotating in the direction, the latch bolt (27) is disengaged from the receiving recess (32) to release the engagement between them.

The door handle (22) for performing such an engagement releasing operation is classified into two types, a knob type shown in FIG. 6 and a lever type (see FIG. 5). The knob-type door handle (22) has a grip (23) arranged on the same line as the axis of the handle shaft, and usually the grip (2).
3) is formed in a substantially columnar shape, barrel shape, spherical shape or the like. On the other hand, a lever-type door handle has a lever portion arranged in a mode orthogonal to the handle axis, and the lever portion is generally arranged substantially horizontally.

[0004] However, these door handles (2
In 2), since the grip portion (23) or the lever portion is operated by hand, it is difficult to operate when holding the baggage or the like with both hands, and when the hand is dirty, There was a problem that the door handle (22) was soiled.

The present invention has been made in view of the above-mentioned difficulties, and a main object of the present invention is to enable a door handle to be opened without rotating the door handle when the door handle is rotated. It is an object of the present invention to provide a door handle operating tool which can be operated as follows.

[0006]

According to a first aspect of the present invention, there is provided a door handle operating tool which engages with a receiving recess provided in a door mounting frame in a closed state, and is provided with a lock surface. A latch bolt which is urged to be always protruded and retractable, and is mounted on a door having a knob-type door handle for releasing the engagement between the latch bolt and the receiving recess,
A door handle operating tool for performing an engagement release operation by rotating the door handle, the auxiliary handle attached to the door handle, the door handle attached to the auxiliary handle, the door handle by pulling down, the latch handle and A door handle rotating member for rotating in a direction to release the engagement with the receiving recess, and a member lowering pedal attached to a lower portion of the door and connected to the member.

According to this configuration, when the pedal is depressed with the foot, the knob-type door handle is rotated, and the engagement between the latch bolt and the receiving recess is released. That is,
When the pedal is depressed with the foot, the strip attached to the auxiliary handle is pulled down, and the knob-type door handle is rotated in a direction to release the engagement between the latch bolt and the receiving recess, and the door is opened. The door is ready for use. Therefore, the rotation operation of the door handle can be performed without using a hand, and the above object is achieved.

In the invention according to claim 2, in the door handle operating tool according to claim 1, the auxiliary handle has a lever portion projecting outward from an outer peripheral surface of a grip portion of the knob-type door handle. A configuration in which the strip is attached to a part is adopted.

According to this configuration, the lever operation of the lever reduces the force required to rotate the knob-type door handle.

According to a third aspect of the present invention, there is provided a door handle operating tool which engages with a receiving recess provided in a door mounting frame in a closed state and is urged to always protrude from a lock surface. A door handle operating tool mounted on a door having a bolt and a lever-type door handle for releasing the engagement between the latch bolt and the receiving recess, and performing a disengagement operation by rotating the door handle. A door handle rotation strip attached to a lever portion of the door handle and rotating the door handle by pulling down to release the engagement between the latch bolt and the receiving recess; and a lower portion of the door. And a strip lowering pedal connected to the strip.

According to this structure, when the pedal is depressed with the foot, the strip attached to the lever portion of the lever-type door handle is pulled down, and the knob-type door handle is brought into contact with the latch bolt and the receiving recess. , And the door is opened.

According to a fourth aspect of the present invention, there is provided a door handle operating tool which engages with a receiving recess provided in a door mounting frame in a closed state and is urged so as to always protrude from a lock surface. A door handle operating tool mounted on a door having a bolt and a knob-type door handle for releasing engagement between the latch bolt and the receiving recess, and rotating the door handle to perform an engagement release operation. A door handle rotating strip attached to the grip of the door handle and rotating the door handle in a direction to release the engagement between the latch bolt and the receiving recess by pulling down; and a lower portion of the door. And a strip lowering pedal connected to the strip.

According to this configuration, when the pedal is depressed with the foot, the strip attached to the grip portion of the knob-type door handle is pulled down, and the knob-type door handle is brought into contact with the latch bolt and the receiving recess. , And the door is opened.

According to the fifth aspect of the present invention, the first to fourth aspects are described.
In the door handle operating tool according to any one of the above, the pedal employs a configuration having a door pulling footrest.

According to this structure, when the operating tool is mounted on the side where the door is opened by pulling the door toward the front, the footrest is placed on the door which can be opened by depressing the pedal. The door is opened by hooking a foot on the part and pulling it forward.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described with reference to the drawings.

The embodiment shown in FIGS. 1 to 4 relates to a door (21) having a knob-type door handle (22).
It is an example of applying the door handle operating tool (1) according to the invention of claims 1, 2 and 5, wherein (2) is an auxiliary handle,
(9) is a strip for turning the door handle, and (10) is a pedal for lowering the strip.

The auxiliary handle (2) is made of steel and has a handle (2) of a knob-type door handle (22).
The auxiliary handle main body (3) detachably attached to the auxiliary handle body (3), and a lever portion (4) protruding in a centrifugal direction from the outer peripheral surface of the auxiliary handle main body (3). Then, the grip portion (23) of the knob-type door handle (22) is relatively fitted into the inside of the auxiliary handle body (3) so that the lever portion (4) can grip the grip portion of the knob-type door handle (22). (23) They are arranged so as to protrude outward from the outer peripheral surface. As shown in these figures, the lever portion (4) is generally arranged substantially horizontally. The auxiliary handle main body (3) has an inner diameter slightly larger than an outer diameter of the grip (23) of the knob-type door handle (22), and is attached to the grip (23) of the knob-type door handle (22). It can be mounted in the fitted state. The lever portion (4) is composed of a pair of upper and lower lever components (5) (5) protruding outward in parallel from respective distal ends of the auxiliary handle main body (3). 5) and (5) are formed integrally with the auxiliary handle main body (3). The lever (4) has a groove (6) for preventing slippage on the outer peripheral surface thereof, and one end of the strip (9) is connected to the groove (6). Usually, the groove (6) is formed at a substantially middle portion in the length direction. Further, a screw hole (8) corresponding to a tightening screw (7) for tightening the two lever components (5) (5) is formed near the base end of the two lever components (5) (5). ing. (26) is a shaft portion of the door handle.

As described above, the strip (9) has one end formed of a string tied in the groove (6) of the lever portion (4), and the other end has a pedal body (11) of the pedal (10). Is linked to The strut (9) is pulled in tension by the weight of the pedal body (11), so that the lever (4) of the auxiliary handle (2) and the pedal body (11) of the pedal (10) are connected. It connects between them.

The strip lowering pedal (10) is made of steel, and comprises a swingable pedal body (11) and a mounting plate (16).
It is attached to the lower part of 1). Usually, it is mounted at the lower end of the door (21) and below the door handle (22). The mounting plate portion (16) is provided with a swelling pedal body support portion (17) on the front surface, while the pedal body (11) is formed in a U-shape and has inner ends at both ends. A pair of swinging shafts (12) (12) protruding in a manner facing each other are provided, and both swinging shafts (12) (12) are provided at the left and right ends of the pedal body support (17). It is adapted to be fitted into bearing holes (18) (18) provided in the portion and to swing up and down. The U-shaped pedal body (11) is formed in a size that allows a foot to be inserted into the inside thereof.
The front frame (14) of the door (2) is
1) constitutes a door pulling footrest (15) that can be pulled toward the user. Of the left and right side frame portions (13a) and (13b) of the pedal body (11), the side frame portion (13b) arranged on the opposite side to the front end portion of the door (21) is generally substantially in the front-rear direction. The other end of the strip (9) is connected at the intermediate portion. As shown in these figures, the swingable pedal body (11) is suspended by the strip (9) and is usually kept substantially horizontal. A wood screw insertion hole (20) corresponding to a wood screw (19) for fixing the pedal (10) to the door (21) is formed in the mounting plate (16).

The door handle operating tool (1) having the above configuration
Is mounted as follows.

First, the grip portion (2) of the door handle (22)
In 3), the auxiliary handle body (3) in which the lever portion (4) is disposed substantially horizontally is fitted in an externally fitted state, and the two lever components (5) and (5) are tightened together with the tightening screw (7). The groove (6) of the lever part (4)
To one end of the strip (9).

Next, at the lower end of the door (21) and below the door handle (22), a pedal (10) is attached with a wood screw (19).
The other end is connected to the side frame portion (13b) while pulling the strip (9) in tension. The mounting position of the pedal (10) may be any position at which the engagement between the latch bolt (27) and the receiving recess can be released when the pedal body (11) is stepped down and the strip (9) is pulled down. As shown by phantom lines in FIGS. 2 and 3, when the pedal body (11) is stepped down just before the front frame portion (14) comes into contact with the floor (29), the latch bolt (27) The position where the engagement between the and the receiving recess is released is desirable. This is because when the engagement between the latch bolt (27) and the receiving recess is released, the heel can be attached to the floor (29), and the door opening operation can be performed without losing the balance of the body. Because. Further, it is desirable that the initial position of the pedal body (11) is arranged substantially horizontally. This is because the foot can be easily placed on the pedal body (11) and can be easily depressed, and the pedal (10) can be easily depressed.

Next, the operation of the door handle operating tool (1) will be described.

As shown in FIGS. 2 and 3, when the pedal body (11) disposed substantially horizontally is stepped down in the direction of arrow A with the tip of a foot, the tension state connected to the pedal body (11) is reduced. The knob body (9) pulls down the lever part (4), and the knob-type door handle (22) rotates in a direction (arrow B) to release the engagement between the latch bolt (27) and the receiving recessed part. (21) is in a door openable state. Even if the pedal body (11) is further depressed, the rotation of the door handle (22) is restricted by a rotation restricting member (not shown) provided inside the door.
1) is held at a position where the door (21) can be opened.

In this state, that is, with the pedal body (11) being stepped down by the foot, the door (2)
The door (21) can be opened by pushing or pulling 1).

When the operating tool (1) is mounted on the side to open the door by pushing the door (21), the door (21) is pushed open by the body while the pedal body (11) is depressed. This causes the door (21) to open outward.

On the other hand, when the operating tool (1) is mounted on the side where the door (21) is pulled forward and the door is opened,
With the pedal body (11) being depressed, the toe is hooked on the door pulling foot (15), that is, the front frame (14),
The door (21) is opened inward by pulling the front frame portion (14) toward the user with his toes.

Thus, when the door is opened and the foot is removed from the pedal body (11), the door handle (22), which has been forcibly rotated by the operating tool (1), is provided inside the door. The spring (not shown) returns to the initial position, and this operation returns the pedal body (11) to the original substantially horizontal state.

The door handle operating tool (1) of this embodiment
Then, the auxiliary handle (2) has a lever portion (4), and since the strip (9) is attached to the lever portion (4), the force for depressing the pedal body (11) is small, The knob-type door handle (22) can be easily rotated. Also, when your hands are free to use,
The lever (4) of the auxiliary handle (2) can be directly gripped and operated without manually depressing the pedal (10), and the knob-type door handle (22) can be operated by the lever-type door handle. Can also function. Further, the pedal body (11) is provided with a door pulling footrest (15).
Therefore, the door (21) in a state where the door can be opened can be pulled forward to open the door.

In this embodiment, the strip (9)
The position at which the lever (4) is attached to the lever (4) may not be located at the groove (6) for preventing slippage. For example, one end of the strip (9) may be tightened with a tightening screw through a gap between both lever components (5) and (5). It may be the one linked to (7).

When the door handle is of a lever type, the door handle operating tool according to the third aspect of the present invention is mounted. For example, as shown in FIG. 5, the door handle rotation strip (9) is connected to a lever portion (25) of a lever type door handle (24). The operation in this case will be briefly described. The strip (9) shown in FIG. 5 is connected to the pedal (10) shown in FIGS.
When the pedal body (11) is depressed with the foot, the strip (9) pulls down the lever portion (25), and the lever type door handle (24) releases the engagement between the latch bolt (27) and the receiving recess. The door (21) is turned in a direction in which the door can be opened. Hereinafter, the door opening operation is similarly performed to open the door (21).

Further, in the case of a knob-type door handle (not shown) or the like in which a strip mounting portion (not shown) is previously provided integrally with the grip portion, the door handle operation according to the invention of claim 4 is provided. The tool is attached. For example, the door handle rotating strip (9) is directly attached to the mounting portion, and the other end of the strip (9) is connected to the pedal (10) to form a door handle operating tool. The operation in this case will be briefly described as follows. When the pedal body (11) is stepped down with a foot, the knob-type door handle having the mounting portion releases the engagement between the latch bolt (27) and the receiving recess. , And the door (21) is ready to be opened. Hereinafter, the door opening operation is similarly performed, and the door (2
1) Open the door.

The present invention is not limited to these embodiments. For example, the strip (9) may be a chain. The means for attaching the auxiliary handle (2) to the strip (9) and the means for connecting the strip (9) to the pedal (10) are not limited. For example, a hook (not shown) such as a hook is attached to one or both ends of the strip (9), and the hook is hooked to the auxiliary handle (2) or the pedal (10). There may be.

[0035]

According to the first aspect of the present invention, the door handle operating tool engages with the receiving recess provided in the door mounting frame in the closed state and is spring-biased so as to always protrude from the lock surface. Mounted on a door having a retractable latch bolt and a knob-type door handle for releasing the engagement between the latch bolt and the receiving recess, and performing an engagement release operation by rotating the door handle. An auxiliary handle attached to the door handle, and a door handle attached to the auxiliary handle and rotating the door handle by pulling down to release the engagement between the latch bolt and the receiving recess. Since it is composed of a rotating strip and a pedal for lowering the strip attached to the lower part of the door and connected to the strip, a hand is required for the ready-made knob-type door handle. It is possible to perform the rotation operation is not I, it is possible to provide a convenient door handle operation tool when or if the hand holding the luggage, etc. is dirty with both hands.

In the door handle operating tool according to the second aspect of the present invention, the auxiliary handle has a lever portion protruding outward from the outer peripheral surface of the grip portion of the knob-type door handle. Since the striations are attached, the lever operation of the lever portion requires only a small force to operate the strut lowering pedal, and the knob-type door handle can be easily rotated.

According to the third aspect of the present invention, the door handle operating tool is engaged with the receiving recess provided in the door mounting frame in the closed state, and is spring-loaded into and out of the locking surface. It is mounted on a door having a free latch bolt and a lever-type door handle for releasing the engagement between the latch bolt and the receiving recess, and performs the engagement release operation by rotating the door handle. A door handle rotation strip attached to a lever portion of the door handle and rotating the door handle by pulling down to release the engagement between the latch bolt and the receiving recess; and a lower portion of the door. It is attached to the, and since it consists of a strip pulling pedal connected to the strip, it is possible to rotate the lever type door handle without using a hand, It is possible to provide a convenient door handle operation tool if you are or if hands dirty are having luggage, etc. by hand.

The door handle operating tool according to the fourth aspect of the present invention, when closed, engages with the receiving recess provided on the door mounting frame and is spring-loaded into and out of the locking surface. The door is provided with a free latch bolt and a knob-type door handle for releasing the engagement between the latch bolt and the receiving recess, and the disengagement operation is performed by rotating the door handle. A door handle rotating strip attached to the grip of the door handle and rotating the door handle in a direction to release the engagement between the latch bolt and the receiving recess by pulling down; and a lower portion of the door. It is attached to the strip and is composed of a strip pulling pedal connected to the strip, so that the knob-type door handle can be rotated without using a hand, and with both hands It is possible to provide a convenient door handle operation tool if you are dirty or if the hand holding things like.

In the door handle operating tool according to the fifth aspect of the present invention, since the strip lowering pedal has the door pulling footrest, the door that can be opened is pulled forward to open the door. Therefore, not only when the operating tool is mounted on the side where the door is opened by pushing the door, but also when the operating tool is mounted on the side where the door is opened by pulling the door forward. Can also open the door.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a door handle operating tool according to the first, second and fifth aspects of the present invention.

FIG. 2 is a front view showing a mounting example of the door handle operating tool shown in FIG.

FIG. 3 is a side view showing a mounting example of the door handle operating tool shown in FIG. 1;

FIG. 4 is a perspective view showing a mounting example of the door handle operating tool shown in FIG. 1;

FIG. 5 is a main part perspective view showing an example of mounting a door handle operating tool according to the invention of claim 3;

FIG. 6 is a perspective view showing a configuration example of a knob-type door handle.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Door handle operation tool 2 ... Auxiliary handle 3 ... Auxiliary handle main body 4 ... Lever part 9 ... Door handle rotation streak 10 ... Stripe lowering pedal 11 ... Pedal body 15 ... Door pulling foot part 16 ... Mounting plate part 21: Door 22: Knob type door handle 24: Lever type door handle 27: Latch bolt

Claims (5)

[Claims] 1. A retractable latch bolt which is engaged with a receiving recess provided in a door mounting frame in a closed state and is urged to always protrude from a lock surface, and the latch bolt and the receiving bolt. A door handle operating tool mounted on a door including a knob-type door handle for releasing engagement with a seat recess, and performing a disengagement operation by rotating the door handle, the door handle operating tool being mounted on the door handle. An auxiliary handle, a door handle rotating strip attached to the auxiliary handle and rotating the door handle in a direction to release the engagement between the latch bolt and the receiving recess by pulling down; A door handle operating tool which is mounted and includes a strip pulling pedal connected to the strip. 2. The door according to claim 1, wherein the auxiliary handle has a lever portion protruding outward from an outer peripheral surface of a grip portion of the knob-type door handle, and the strip is attached to the lever portion. Handle operation tool. 3. A retractable latch bolt which is engaged with a receiving recess provided in the door mounting frame in the closed state and is urged to always protrude from the lock surface; and the latch bolt and the receiving bolt. A door handle operating tool mounted on a door having a lever-type door handle for releasing engagement with a seat recess, and performing a disengagement operation by rotating the door handle, wherein a lever portion of the door handle is provided. A door handle rotation strip that is attached and pulled down to rotate the door handle in a direction to release the engagement between the latch bolt and the receiving recess; mounted on a lower portion of the door and connected to the strip; Door handle operation tool consisting of a specified strut lowering pedal. 4. A retractable latch bolt which engages with a receiving recess provided in the door mounting frame in the closed state and is urged to always protrude from the lock surface, and the latch bolt and the receiving bolt. A door handle operating tool mounted on a door having a knob-type door handle for releasing engagement with a seat recess, and performing a disengagement operation by rotating the door handle, wherein a grip portion of the door handle is provided. A door handle rotation strip that is attached and pulled down to rotate the door handle in a direction to release the engagement between the latch bolt and the receiving recess; mounted on a lower portion of the door and connected to the strip; Door handle operation tool consisting of a specified strut lowering pedal. 5. The door handle operating tool according to claim 1, wherein the pedal has a door pulling footrest.