JP2007217930A - Flush handle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a flush handle with a locking and unlocking indication mechanism. <P>SOLUTION: In this flush handle 1, one end of a handle 3 in a vertically long shape is turnably attached to a housing 2 for housing the handle, and a cylinder lock 4 is provided at the other end of the handle 3 so as to be locked to the housing 2 for housing the handle 3. An opening 6 for indicating the closed and opened states of the cylinder lock 4 is provided on the surface of the handle 3. An engaging means 7 is provided in a position eccentric with respect to a rotating shaft of the cylinder lock 4, on the backside of the cylinder lock 4. An indication member 8, which can reciprocate along guide means 18a and 18b provided on the backside of the handle 3 and elongated in the longitudinal direction of the handle 3, is engaged with the engaging means 7. When the engaging means 7 makes a rotating motion around the rotating shaft, the indication member 8 reciprocates, so that indication of locking and unlocking states of a locking and unlocking indication part 9 which is provided in the indication member 8 appears alternately on the opening 6. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a flat handle having a lock / unlock display mechanism.

Conventionally, a flat handle has been widely used as a device for locking / unlocking and locking / unlocking a door of an electric control panel or the like, and various improvements have been made. For example, the applicant of the present application has proposed a flat handle in Patent Document 1 that prevents a support pin that rotatably supports a handle accommodated in the flat handle housing from coming off the housing.
JP 2003-56217 A

  Incidentally, the flat handle is used for locking a door of an electric control panel or the like, and often displays a locked / unlocked state for safety reasons. However, since the flat handle is a thing attached to the door, it has a flat shape, and since the clearance between the housing and the handle is extremely narrow, it is difficult to install the lock / unlock display mechanism. No planar handle with is known. For this reason, under the present circumstances, an open / close display tag is created and attached to the door. However, since there is a case where an erroneous display is made, the necessity of a flat handle having a locking / unlocking display mechanism is obvious. is there.

  In view of the above problems, an object of the present invention is to provide a flat handle having a lock / unlock display mechanism.

  The premise of the present invention to solve the above problems is that one end of a vertically long handle is rotatably attached to a housing that accommodates the handle, and a cylinder lock is provided at the other end of the handle, and the handle The flat handle is locked with respect to the housing that houses the housing.

  The feature of the present invention based on the premise is that an opening for locking / unlocking state display is provided on the surface of the handle, and an engagement means is provided on the back surface of the cylinder lock at a position eccentric with respect to the rotation axis, A display member which is provided on the back side of the handle and which can reciprocate along guide means extending in the longitudinal direction of the handle engages with the engaging means, and the engaging means pivots around the rotating shaft. In this case, the display member reciprocates, and the lock / unlock display portion of the lock / unlock display portion provided on the display member displays alternately in the opening.

In one embodiment of the present invention, the engagement means is an engagement pin, the display member has an engagement hole engageable with the engagement pin, and the engagement hole is orthogonal to the reciprocation. The direction in which it is to be performed is a long slot shape.
In another example of the embodiment of the present invention, the end of the display member is provided so as to be retractable so as to be able to enter a lock hole provided in the housing, and the handle can be locked with respect to the housing. It is.

  According to the present invention, it is possible to provide a flat handle having a lock / unlock display mechanism. In particular, it is possible to provide a flat handle having a lock / unlock display mechanism that can be installed in a flat and narrow flat handle.

  A plane handle 1 according to the present invention will be described with reference to the accompanying drawings. FIG. 1 is a perspective view showing a use state in which a flat handle 1 according to the present invention is attached to a door D. FIG. In the following description, “up and down” refers to a direction on the drawing. In addition, a direction orthogonal to the longitudinal direction of the flat handle 1 may be referred to as a width direction.

  In FIG. 1, the door D shown in the partially broken view can be opened and closed with respect to the fixed frame F also shown in the partially broken view. The flat handle 1 includes a housing 2 fixed to a mounting hole (not shown) provided on the front surface of the door D, and a vertically long handle 3. The handle 3 is accommodated in the housing 2 and is attached to the housing 2 so as to be rotatable along the double-headed arrow A direction.

  A cylinder lock 4 having a lock claw 20 is provided at the lower end of the handle 3, and the handle 3 is locked to the housing 2 by entering and exiting the lock hole 11 provided in the housing 2. Open. Further, an opening 6 is provided on the surface of the handle 3 for displaying the locked / unlocked state of the cylinder lock 4, in other words, the lock / release of the handle 3 with respect to the housing 2. Further, as will be described later, a display member 8 having a lock / unlock display portion 9 is provided on the back surface of the handle 3, and the lock / unlock display portion 9 is alternately displayed on the opening 6 of the handle 3. Installed to reveal.

  When opening the door D with the flat handle 1 according to the present embodiment, the cylinder lock 4 is first unlocked, the lower end of the handle 3 is raised in the upward direction of the double-headed arrow A, and then the handle 3 is rotated counterclockwise. Move. As a result, the claw fitting 13 connected to the handle 3 rotates in the counterclockwise direction of the double-headed arrow B, and the claw fitting 13 is indicated by a virtual line from the state where it is locked to the fixed frame F indicated by the solid line in FIG. It will be in the state removed from the fixed frame F. The door D can be opened by pulling the handle 3 forward.

Next, each part of the plane handle 1 will be described with reference to FIGS. FIG. 2 is a cross-sectional view taken along the line II-II in the state where the handle 3 is accommodated in the housing 2 in FIG. FIG. 3 is an exploded perspective view of the flat handle 1 viewed from behind.
On the surface of the housing 2 facing the handle 3, a handle storage portion 15 formed in a hollow shape capable of storing the back side of the handle 3 is provided. Further, a lock hole 11 for locking the handle 3 with respect to the housing 2 is provided near the lower end of the handle housing portion 15, and a shaft hole 22 for inserting a shaft 21 penetrating the housing 2 is formed at the upper end. Has been. Further, screw holes 14 are formed on the upper and lower ends of the rear side of the housing 2, and the housing 2 is fitted into a mounting hole (not shown) formed in the door D to be screwed. In addition, although the claw metal fitting 13 is attached to the shaft 21, the claw metal fitting 13 is omitted in FIGS.

Next, the handle 3 will be described.
A shaft mounting portion 23 for connecting to the shaft 21 is formed at the upper end of the handle 3. The shaft attachment portion 23 of this embodiment is formed by a pair of ribs 30 and 30 having pin holes 24 (see FIG. 3). Then, the flat plate portion of the shaft 21 whose end is machined into a flat plate and the pin hole is drilled is inserted between the ribs 30 and 30, and the pin 25 is press-fitted into the pin holes 24 and 24 of the rib 30 and 30. Then, the handle 3 and the shaft 21 are connected.

A cylinder lock 4 having a lock claw 20 is attached to the lower end side of the handle 3. The cylinder lock 4 is held by a holder portion 17 of the handle 3, and a key hole 26 is provided on the surface of the handle 3 of the cylinder lock 4 on the surface side. On the back surface of the cylinder lock 4, that is, the surface opposite to the surface on which the key hole 26 is provided, an engagement pin 7 that is an engagement means provided at a position eccentric from the rotation shaft is provided. The engagement pin 7 turns around its rotation axis by the key operation of the cylinder lock 4. Since the engaging pin 7 has a simple structure and does not require a large installation place, the engaging pin 7 is suitable for an engaging means provided inside the narrow flat handle 1.
The handle 3 is further provided with a pair of side walls 18 a and 18 b that function as guide means for the reciprocating display member 8 along the longitudinal direction of the handle 3. It is preferable to form the side walls 18a and 18b integrally with the handle 3 in order to secure the strength and to reduce the manufacturing cost.

The handle 3 includes a display member 8 and a back cover 16 attached to the handle 3.
The back cover 16 accommodates the display member 8 between the handle 3 so as to be able to reciprocate. As shown in FIG. 2, the distance between the back cover 16 and the holder portion 17 is preferably slightly larger than the thickness of the display member 8. Thereby, rattling when the display member 8 reciprocates can be suppressed, and the lock / unlock display can be performed smoothly. The back cover 16 is provided with a screw hole 31 and is screwed to the back surface of the handle 3.

  As shown in FIG. 3, the display member 8 includes a first flat portion 8a parallel to the back surface of the handle 3, an upright portion 8b extending perpendicular to the first portion, and an orthogonal portion of the handle 3 perpendicular to the upright portion 8b. It is comprised with the 2nd flat part 8c parallel to a back surface. And the lock | rock / unlocking display part 9 is provided in the surface facing the back surface of the handle | steering-wheel 3 of the upper end side (1st flat part 8a) of the display member 8, and the lower end side (2nd flat part 8c) is provided. The engagement hole 10 is drilled. As shown in FIG. 3, the dimension of the display member 8 in the width direction is the width of the side walls 18a and 18b except for the vicinity of the engaging hole 10 in the first flat portion 8a, the upright portion 8b, and the second flat portion 8c. It is formed slightly smaller than the inner dimension in the direction. Accordingly, the display member 8 can be smoothly reciprocated while being guided by the inner surfaces of the side walls 18a and 18b.

  In the second flat portion 8c in which the engagement hole 10 is provided, the protrusion 8d is provided in the vicinity of the engagement hole 10 and its width direction dimension is made larger than that of the other portion, whereby the display member 8 is pierced. The distance between the hole 10 and both side edges of the second flat portion 8c is increased, and the strength of the display member 8 can be ensured. The range through which the protrusions 8d of the side walls 18a and 18b extending in the longitudinal direction of the handle pass is cut out as shown in FIG.

  The lock / unlock display portion 9 of the display member 8 can be composed of, for example, two colors of red and blue, or open and closed characters. Further, the engagement hole 10 of the display member 8 is formed in a long hole shape whose longitudinal direction dimension is slightly larger than the diameter of the engagement pin 7 and whose width direction dimension is larger than the longitudinal dimension.

  The display member 8 is engaged with the engagement pin 7 through the engagement hole 10 and attached to the back surface of the handle 3 so that the longitudinal direction thereof is parallel to the longitudinal direction of the handle 3 and can be reciprocated. Thus, the locking / unlocking display mechanism constituted by the plate-like member 8 and the engaging pin 7 can be installed in a small thickness, so that the locking / unlocking display mechanism is provided inside the flat and narrow flat handle 1. Can be installed.

  The lock / release operation of the handle 3 with respect to the housing 2 is performed by causing the lock claw 20 of the cylinder lock 4 to enter and leave the lock hole 11 provided in the housing 2 by a key operation. As the handle 3 is locked / released with respect to the housing 2, the lock / unlock display portion 9 is alternately displayed on the opening 6 provided on the surface of the handle 3. Hereinafter, the lock / unlock display will be described.

  In this embodiment, the turning operation of the engaging pin 7 provided in the cylinder lock 4 is changed to the reciprocating operation of the display member 8 by the long hole-shaped engaging hole 10 engaged with the engaging pin 7.・ Display unlocking. Hereinafter, with reference to FIG. 4, regarding the lock / unlock display at the opening 6 by the display member 8, when the handle 3 is locked to the housing 2, the engagement pin 7 is the lowermost end of the plane handle 1 of the cylinder lock 4. The case where it is located on the near side will be described as an example.

FIG. 4 is a schematic diagram for explaining the operation of the display member 8. FIG. 4A is a diagram when the engagement pin 7 is on the side closest to the lower end of the flat handle 1 and the handle 3 is locked. b) When the engaging pin 7 is turned 90 degrees in the direction of the arrow R in FIG. 4A around the rotation axis of the cylinder lock 4, FIG. It represents when fully open.
In FIG. 4A, the engagement hole 10 of the display member 8 is engaged with an engagement pin 7 provided in the cylinder lock 4. In addition, a “closed (locked)” display 9 a of the lock / unlock display unit 9 appears in the opening 6 indicated by a virtual line, and an “open (unlocked)” display 9 b is hidden behind the handle 3. Further, the display member 8 is attached so as to be able to reciprocate along side walls 18a and 18b extending in the longitudinal direction of the handle.

  The longitudinal dimension of the engagement hole 10 is substantially the same as the diameter of the engagement pin 7, and the engagement pin 7 is formed in a long hole in the width direction. Can slide but cannot slide in the longitudinal direction. For this reason, when the engaging pin 7 turns upward, the display member 8 is pushed upward. Further, since the width of the display member 8 is formed slightly smaller than the inner dimension in the width direction of the side walls 18a, 18b, the movement of the display member 8 in the width direction is restricted by the side walls 18a, 18b. As a result, when the engagement pin 7 pivots upward as shown by the arrow R in FIG. 4A, the display member 8 moves upward in the longitudinal direction of the flat handle 1 as shown in FIG. 4B. Will do. As a result, when the engagement pin 7 rotates 180 degrees and the handle 3 is completely opened, the “closed” display 9a of the lock / unlock display portion 9 is hidden behind the handle 3 as shown in FIG. , "Open" display 9b appears in the opening 6.

  Conversely, when the handle 3 is locked with the cylinder lock 4, the display member 8 moves downward in the longitudinal direction of the flat handle 1 as the engaging pin 7 turns. In this way, the display member 8 reciprocates and “open” and “closed” indications 9 b and 9 a of the lock / unlock display portion provided on the display member 8 appear alternately in the opening 6.

  The engaging pin 7 is preferably provided on the back surface of the cylinder lock 4 closest to the lower end of the flat handle 1 or the side closest to the upper end when the cylinder lock 4 is in the locked state. If provided at such a position, the swinging amount of the engaging pin 7 can be utilized to maximize the amplitude of the reciprocating motion of the display member 8, so that the lock / unlock display portion 9 exposed to the opening 6 is provided. The lock / unlock display can be made easier to see by increasing the size.

As a modification of the present embodiment, as shown in FIG. 5, the handle 3 can be locked and opened to the housing 2 using the end 12 of the display member 8. That is, the engagement pin 7 is provided so as to be positioned at the lower end of the back surface 27 of the cylinder lock 4 when the cylinder lock 4 is locked, and the end 12 on the lower end side of the display member 8 is provided at the lower end of the housing 2. The length of the display member 8 can be extended to enter the hole 11, and the end 12 of the display member 8 can be retracted from the lock hole 11 when the cylinder lock 4 is open.
According to this configuration, the lock claw 20 is not necessary, and the flat handle 1 having a lock / unlock display mechanism that can be installed inside the narrow flat handle 1 with a simpler configuration can be provided.

As mentioned above, although the plane handle 1 concerning the present invention was explained based on the embodiment, the present invention is not limited to this.
For example, in this embodiment, the case where the lock hole 11 is in the lower end portion of the handle storage portion 15 has been described. However, the position of the lock hole 11 is not limited to this, and the lock hole 11 is provided on the left side or the right side of the handle storage portion 15 It can also be set as the structure which the nail | claw 20 approachs and leaves.

  Or although the case where the handle 3 was pulled up by hand was demonstrated as an example, the handle 3 can also be made to stand at the same time that the cylinder lock 4 is unlocked by spring bias. Moreover, the opening 6 for lock / unlock display can be provided below the cylinder lock 4. If the opening 6 is provided above the vicinity of the center of the handle 3 as in the present embodiment, locking / unlocking display can be performed at a more easily viewable position.

The perspective view showing the state in which the plane handle was attached to the door. II-II sectional drawing of FIG. The exploded perspective view which looked at the plane handle from back. The schematic diagram for demonstrating operation | movement of a display member. 4 (a) shows that the engaging pin is on the side closest to the lower end of the flat handle, FIG. 4 (b) shows that the engaging pin is turned 90 degrees, and FIG. 4 (c) shows that the engaging pin is 180 degrees. It represents the time of turning. The exploded perspective view showing the modification of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Planar handle 2 Housing 3 Handle 4 Cylinder lock 6 Opening 7 Engagement pin (engagement means)
8 Display member 9 Locking / unlocking display part 10 Engagement hole 11 Lock hole 12 End part 18 Side wall (guide means)

Claims (3)

In a planar handle in which one end of a vertically long handle is rotatably attached to a housing that accommodates the handle, and a cylinder lock is provided at the other end of the handle and is locked to the housing that accommodates the handle. ,
An opening for indicating the locking / unlocking state of the cylinder lock is provided on the surface of the handle, and an engagement means is provided on the back surface of the cylinder lock at a position eccentric with respect to the rotation axis,
A display member which is provided on the back side of the handle and which can reciprocate along guide means extending in the longitudinal direction of the handle engages with the engaging means.
When the engaging means pivots around the rotation axis, the display member reciprocates, and the lock / unlock display portion of the lock / unlock display portion provided on the display member is alternately displayed on the opening. Said planar handle characterized in that it appears. The engaging means is an engaging pin;
The display member has an engagement hole engageable with the engagement pin,
The flat handle according to claim 1, wherein the engagement hole has a long hole shape in a direction perpendicular to the reciprocation.   3. The flat handle according to claim 1, wherein an end of the display member is provided so as to be able to enter and retract from a lock hole provided in the housing, and the handle can be locked with respect to the housing.

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