JPH09287327A - Planar handle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate the erection of a handle in a planar handle by the form of a latch interlocking section. SOLUTION: A planar handle 1 is equipped with a main body frame 2 and a handle 3 having undulations to the main body frame 2. A latch interlocking section 8 of the main body frame 2 prevents the erection of the handle by interlocking the latch interlocking end 41 thereof with a site 27 of the handle 3. When the latch interlocking section 8 is moved in the latch releasing direction, a press-contact site 42 of the latch interlocking section 8 pushes a site 28 of the rear surface of the handle to move the handle 3 in the direction of the erection.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a flat handle suitable for opening and closing a door of a distribution board or the like.

[0002]

2. Description of the Related Art Conventionally, it is well known to use a flat handle for opening and closing a door of a distribution board or the like. In this type of flat handle, the operation handle is normally stored in the main body frame of the flat handle while lying down, and stands up when the door is opened and closed. On the rear surface of the main body frame, there is a claw fitting that turns with the handle, and engages with or disengages from the fixed frame of the other party that opens and closes the door.

[0003]

In order to make the closed door come into close contact with the fixed frame, the claw metal fitting may be brought into pressure contact with the fixed frame during locking. If the pressure contact force at that time is strong,
The turning operation of the handle also requires a force, and sometimes the handle is laid down before it reaches the proper position where it should be laid down, and it is difficult to be stored in the main body frame.
Further, even if the handle is stored, it may not be able to immediately stand up due to contact with the body frame.

Therefore, an object of the present invention is to make it possible to easily raise the handle of the flat handle even when the claw fitting is pressed against the fixed frame.

[0005]

In order to solve the above problems, the present invention is premised on a main body frame fixed to a door, a handle for locking / unlocking operation, and the main body frame. And a rotating member interposed between the handle and the handle,
The rotating member is rotatably attached to the body frame so as to penetrate through the front and rear surfaces thereof, and the upper end portion of the handle is attached to a front end portion of the rotating member via a rotation shaft extending in a radial direction thereof. The handle is capable of undulating with respect to the main body frame, and the rear end portion of the rotating member is formed to be able to attach a claw fitting that engages and disengages with a counterpart fixing frame that opens and closes the door
It is a flat handle having latch engagement means for engaging the required portion of the handle when the main body frame falls and preventing the handle from standing up.

On such a premise, the present invention is characterized in that the handle has a first engaging portion and a second engaging portion for the latch engaging means on a rear surface of a lower end portion thereof, and the latch is provided. A latching member that latches the first engaging portion of the handle to prevent the handle from standing up when the engaging means moves from the lower end portion of the fallen handle toward the upper end portion under spring bias. When the joint end and the latch engagement means move from the upper end portion toward the lower end portion against the spring urging to release the latch engagement, the contact engagement is pressed against the second engagement portion of the handle. In addition, there is a press contact portion that can move the fallen handle in the standing direction.

[0007]

BEST MODE FOR CARRYING OUT THE INVENTION The flat handle according to the present invention will be described in detail with reference to the accompanying drawings as follows.

A plane handle 1 shown in plan views in FIGS. 1 and 2 and a sectional view taken along the line II-II of FIG.
It is composed of a handle 3 and a rotating member 4.
The main body frame 2 includes a vertically long handle storage recess 6 and a recess 6
2 and a latch engaging portion 8 located below the concave portion 6, and the rear surface of the flange portion 7 is brought into contact with the front surface of the door 15 shown by a phantom line in FIG. A screw hole 11 formed in the rear surface 9 of the back, a screw (not shown),
If necessary, it is attached to the door 15 using an appropriate jig.

The rotating member 4 has the body frame 2 and the bottom 6A of the recess 6 formed therein.
In the above, it penetrates in the front-rear direction and can be rotated clockwise or counterclockwise by a required angle. The handle 3 is attached to the front end of the rotating member 4 via a support shaft 12 extending in the radial direction, and the rear end of the rotating member 4 is provided with a claw fitting 14 and washers 16A and 16B, as shown by phantom lines in FIG. And are attached by screws 17. The claw fitting 14 is fixed to the rotating member 4 so as to rotate integrally with the rotating member 4, and the member 4 has a bottom 6 of the recess 6 formed by the enlarged diameter portion 21 and the washer 16A.
It holds A and does not come off from the main body frame 2.

The handle 3 is vertically long, the upper end of which is attached to the rotating member 4 so that it can be raised and lowered with respect to the main body frame 2, and is biased in the upright direction by the first coil spring 22. As shown in the cross-sectional view, an extension portion 26 extending rearward from the rear surface 23 of the handle 3 is formed at the lower end portion of the handle 3. In the drawing, a portion 27 inside the extending portion 26 that is bent downward is a vertical smooth surface, and a latch engaging end 41 of a latch member 33 described later can be engaged and disengaged in the extending portion 26. The outer portion 28 is an inclined surface that descends to the right in the drawing, and a press contact portion 42 of a latch member 33 described later can be brought into contact therewith.

The latch engagement portion 8 of the main body frame 2 includes a push button 31 and a locking member 32 forming a part of the front surface of the frame 2.
The latch member 33, the second coil spring 34 that presses the push button 31 from the rear surface to the front surface, and the third coil spring 36 that presses the latch member 33 from below to above. The push button 31 and the latch member 33 are the pin 3 extending in the direction perpendicular to the paper surface of FIG.
Reference numeral 7 is a cam follower, which is in pressure contact with the cam surface 38 of the latch member 33 which is inclined to the upper right. When the push button 31 is pressed against the second coil spring 34, the pin 37 moves horizontally to the right while being pressed against the cam surface 38, and accordingly, the latch member 33 slides on the smooth bottom surface of the recess 6. While descending. The latch member 33 is pressed by the third coil spring 36 and engages with the portion 27 of the handle 3 to prevent the handle 3 from standing, and the latch member 33 resists the third coil spring 36. Handle 3 when descending
And a press contact portion 42 capable of pressing the handle 3 in the upright direction by press contacting the portion 28 from above in the vertical direction. The positions of the latch engagement end 41 and the pressure contact portion 42 are adjusted so that the pressure contact portion 42 presses the handle 3 after the latch member 33 descends and the engagement end 41 separates from the handle 3. There is.

The locking member 32 of the latch engaging portion 8 comprises a rotating portion 32A and a frame portion 32B surrounding the rotating portion 32A. Rotating part 32
A uses the key inserted in the keyhole 43 to move in the required direction 90
When rotated, it engages with the lower end of the latch member 33 to prevent the latch member 33 from descending. At that time, if the key is removed, the fallen handle 3 is locked. The locking member 32 of FIG. 2 is in the unlocked state, and the latch member 33 can be lowered.

FIG. 3 is an end view taken along the line III-III in FIG. The left and right side walls 46 that form the recess 6 of the body frame 2 are
It has a vertical inner surface 46A. The handle 3 has left and right side walls 47 that hang down toward the bottom 6A of the recess 6 and extend between the upper and lower ends of the handle 3 (see FIG. 2). Side wall 47
5 to 5 with respect to the inner surface 46A so that the outer surface 47A approaches the center line C-C that divides the handle 3 into left and right.
It hangs down at 0 °, preferably 10 to 30 °.

In the flat handle 1 thus constructed, when the push button 8 is pushed in the state of FIG. 2, the latch member 33 is lowered and the latch engaging end 41 is moved to the handle 3.
And the handle 3 is ready to stand. When the latch member 33 further descends, the press contact portion 42 presses against the portion 28 of the handle 3 to push up the handle 3 and help the handle 3 to stand. The upright handle 3 has a rotating shaft 4
When turning in the required direction together, the claw metal fitting 14 is fixed to the fixing frame 50.
(See FIG. 2), the door 15 can be opened. The handlebar 3 shown by an imaginary line in FIG. 2 is in a state of slightly standing up due to the portion 28 being pressed.

When the door 15 is closed and the handle 3 is returned to the vertical position, the claw fitting 14 engages with the fixed frame 50. Then
When the handle 3 is laid down, the tip end of the extending portion 27 of the handle 3 causes the engaging surface 41 of the latch member 33 to move to the upper right of the inclined surface 4.
1A is pressed and the latch member 33 is housed in the recess 6 while being lowered against the third coil spring 36. When it is completely set, the latch member 33 rises and latches and engages with the handle 3, and the state shown in FIG. 2 is obtained.

In such a flat handle 1, the claw fitting 1
If the handle 4 is pressed against the fixed frame 50 and the handle 3 becomes difficult to rotate, the handle 3 may fall down before returning to the vertical position. At that time, the left and right side walls 4 of the handle 3
Even if 7 collides with the top edge 6B of the recess 6, the side wall outer surface 47A
The handle 3 is swiftly accommodated in the concave portion 6 due to the inclination. In this way, the handle 3 can fall down and be accommodated in the recess 6 even if the position thereof is slightly deviated from the recess 6 extending vertically. Further, the handle 3 stored in this manner may come into contact with the side wall 46 of the recess 6 and may not stand up easily only by the force of the first coil spring 22. In such a case, in the flat handle 1, the press contact portion 42 of the latch member 33 presses the rear surface of the handle 3 so that the handle 3 can be surely erected.

4 and 5 are drawings similar to FIGS. 1 and 2 showing an example of an embodiment of the present invention. The latch engaging portion 8 of the flat handle 1 includes the latch member 33 and the third coil spring 3
6, the latch member 33 has a latch engagement end 41 and a pressure contact portion 42 similar to those in FIG. In the figure, the latch member 33 is pressed upward by the third coil spring 36, and the latch engagement end 41 is engaged with the portion 27 of the handle 3. When the latch member 33 puts a finger on the step portion 51 on the front surface and lowers it against the third coil spring 36,
The handle 3 is detached from the handle 3, and at the same time, the pressure contact portion 42 presses the portion 28 of the handle 3. The latch member 33
Is attached to the concave portion 6 of the main body frame 2 so as to be slidable in the vertical direction, and the upper end portion 53 and the lower end portion 54 of the bottom sliding surface 52 are attached.
Respectively come into contact with the step portions 56 and 57 of the concave portion 6 to stop the sliding.

FIGS. 6 and 7 are drawings similar to FIGS. 1 and 2 showing still another example of the embodiment of the present invention. The latch engagement portion 8 of the flat handle 1 includes a latch member 33, a third coil spring 36 that pushes the latch member 33 upward, and a locking member 32. The locking member 32 and the rotating portion 32A and the frame. And a portion 32B. In this latch engagement portion 8, a key (not shown) in which the rotating portion 32A is inserted into the key hole 43
When it is rotated clockwise by 90 ° from the state shown in the drawing, the latch member 33 descends against the third coil spring 36, the latch engagement end 41 disengages from the portion 27 of the handle 3, and the pressure contact portion 42 Presses the handle portion 28. When the rotating portion 32A is rotated counterclockwise after the upright handle 3 is laid down, the latch member 33 is lifted by the action of the third coil spring 36 and is latch-engaged with the handle 3. This flat handle 1 is provided with a key unless the turning portion 32A is turned.
It has a feature that the handle 3 cannot be erected.

FIG. 8 is a plan view of the latch member 33 taken along the line VIII-VIII in FIG. 7, where the latch member 33 is in the raised position in (A) and in the lowered position in (B). The latch member 33 has a groove 6 extending in the width direction at the lower end thereof.
1 and the rotating portion 32A has a cylindrical pin 62 extending rearward from the rear end (see FIG. 7). In the state of FIG. 7, that is, (A), the pin 62 is eccentrically located obliquely above the axis D of the rotating portion 32A and is in contact with the side wall 61A below the groove 61. When the rotating portion 32A rotates clockwise, the pin 62 pivots around the axis D, and the side wall 61 is rotated.
By pressing A, the latch member 33 is lowered to the position (B). When the rotating portion 32A rotates counterclockwise, the pin 62 separates from the side wall 61A, and the latch member 33 moves to the third position.
The state of (A) is restored by the action of the coil spring 36. A spring for urging the rotating portion 32A in the counterclockwise direction is applied to the rotating portion 32A, and the latch member 3 is provided except when operated by a key.
Can always be in the state of FIG. 7, that is, (A). Similar to the handle 3 of FIG. 2, the handle 3 at this time pushes the inclined surface 41A of the latch engagement end 41 by the tip of the extending portion 26 when the handle 3 is laid down, and lowers the latch member 33. When the biasing spring is used for the rotating portion 32A, the key is used only when the handle 3 is raised.

FIG. 9 is a sectional view similar to FIG. 3, showing an example of an embodiment of the present invention. This flat handle 1
Although there is the same as that of FIGS. 1 and 2, only the cross-sectional shape is different. In the illustrated flat handle 1, the inner surface 46 </ b> A of the recess side wall 46 of the main body frame 2 is the outer surface 47 of the side wall of the handle 3.
It is substantially parallel to A and the left and right inner surfaces 46A are inclined toward the bottom 6A of the recess 6 in a direction in which they approach each other. In this case, since the main body frame 2 and the handle 3 which falls down are in contact with each other on the mutually inclined side walls 46 and 47, the side wall outer surface 47A of the handle 3 is angular as shown in FIG. There is no possibility of contacting the top edge 6B and damaging the outer surface 47A.

FIG. 10 is a sectional view similar to FIG. 2 showing the main part of the flat handle 1, showing an example of the embodiment of the present invention. In the flat handle 1, the extending portion 26 to the rear surface of the handle 3 has a horizontal line 28A and a vertical line 2 in the drawing.
It has a corner portion 28 formed by intersecting with 8B. The latch member 33 is attached to the press contact portion 42 by a slope 42 on the right side in the drawing.
When the latch member 33 has A, it can be pressed against the corner portion 28 of the handle 3 to help the handle 3 stand up. The planar handle 1 is the same as the planar handle 3 shown in FIGS. 1 and 2 except for the shapes of the extension portion 26 of the handle 3 and the pressure contact portion 42 of the latch member 33.

[0022]

In the flat handle according to the present invention, when the latch member of the main body frame moves in the direction for releasing the engagement with the handle, it can be pressed against the rear surface of the handle to help the handle stand up. Even a handle that is normally hard to stand up easily stands up.

Further, in a mode in which the outer surface of the side wall of the handle hangs down in a direction approaching the center line of the handle,
Even if the side wall of the handle comes into contact with the body frame, the handle is quickly stored in the body frame.

[Brief description of drawings]

FIG. 1 is a plan view of a flat handle.

FIG. 2 is a partially cutaway sectional view taken along line II-II of FIG.

FIG. 3 is a sectional view taken along line III-III of FIG. 1;

FIG. 4 is a plan view similar to FIG. 1, showing an example of an embodiment.

5 is a sectional view taken along line VV of FIG.

FIG. 6 is a plan view similar to FIG. 1, showing an example of an embodiment.

FIG. 7 is a sectional view taken along line VII-VII of FIG. 6;

8 is a main part of a sectional view taken along the line VIII-VIII in FIG. 7.

FIG. 9 is a drawing similar to FIG. 3, showing an example of an embodiment.

FIG. 10 is a main part of a sectional view similar to FIG. 2 showing an example of the embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Plane handle 2 Main body frame 3 Handle 4 Rotating member 8 Latch engaging means (latch engaging part) 12 Rotating shaft (support shaft) 14 Claw metal fitting 15 Door 27 First engaging part (site) 28 Second engaging Part (portion) 41 Latch engagement end 42 Pressure contact portion 47 Side wall 50 Fixed frame

Claims (5)

[Claims] 1. A body frame fixed to a door, a handle for locking / unlocking operation, and a rotating member interposed between the body frame and the handle. The handle is rotatably attached to the body frame by penetrating the front and rear surfaces thereof, and the upper end of the handle is attached to the front end of the rotating member via a rotating shaft extending in the radial direction. The handle is formed so that it can be undulated with respect to the main body frame, and that a rear end portion of the rotating member can be attached with a claw fitting that engages and disengages with a counterpart fixed frame that opens and closes the door, A flat handle having a latch engaging means for engaging with a required part of the handle to prevent the handle from standing up, the handle having a first engaging portion and a second engaging portion with respect to the latch engaging means at a lower end portion thereof. And a latch engaging means, A latch engagement end that latches into the first engagement portion of the handle to prevent the handle from standing up when the handle is moved from the lower end portion toward the upper end portion toward the upper end portion under spring bias; When the latch engagement means moves from the upper end portion toward the lower end portion against the spring bias and the latch engagement is released, the latch engagement means presses the second engagement portion of the handle and falls down. The flat handle according to claim 1, further comprising: a press contact portion capable of moving the handle in a standing direction. 2. The latch engagement means of the main body frame releases the latch engagement with the first engagement portion of the handle when a pressing operation is applied from the front surface of the main body frame to the rear surface direction to release the second engagement. The flat handle according to claim 1, which can be pressed against the portion. 3. The first engaging portion of the handle when the latch engaging means of the body frame slides on the front surface of the body frame from the upper end portion to the lower end portion of the handle at the time of falling down.
2. The flat handle according to claim 1, wherein the flat handle is capable of being released from the latch engagement with the engagement portion and being pressed against the second engagement portion. 4. The latch engagement means of the body frame has a rotating member operable on the front surface of the body frame, and the latch engagement with the first engaging portion of the handle is performed by rotating the member. The flat handle according to claim 1, wherein the flat handle can be unwound and pressed against the second engaging portion. 5. The handle has side walls extending on both left and right side edges between the upper and lower ends and hanging down from a front surface of the handle toward a rear surface thereof, and the side wall in a cross section in a width direction of the handle. The outer surface of the pendant inclines in a direction approaching a center line that bisects the width of the handle.
The flat handle according to any one of 4 above.