JPH0740051Y2 - Door handle - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Object of the Invention] (Industrial field of application) The present invention relates to a door handle that is attached to a door to open and close the door, and in particular, is provided with a lock for locking the door when the door is closed. Regarding door handles.

(Prior Art) As a conventional door handle that opens and closes the door,
The thing described in 43-8300 is known. As shown in FIG. 4, this door handle has a seat 3 fixed to the door 1 via a nut 2, and a handle body 5 is attached to one end of a shaft portion 4 which rotatably penetrates the center of the seat 3. A base end is integrally attached, and a hanging plate 6 for locking the door 1 to a frame member or the like is fixed to the other end of the shaft portion 4 via bolts 7 and washers 8 and 9.

A lock (not shown) for locking the door 1 in the closed state is usually provided on the front surface of the shaft 4 coaxially with the door handle as described above, and is locked by a key.

However, with the conventional door handle, it is not possible to determine from the appearance whether this handle is locked or not, and it is not possible to know unless the handle body 5 is gripped and rotated. Also, no consideration was given to waterproofing when the door is provided outdoors.

(Problems to be Solved by the Invention) As described above, in the conventional door handle, it is not possible to determine from the appearance whether or not the lock provided by the handle is locked, and the operability is poor. Also, no consideration was given to waterproofing, and there were problems such as rusting when the door was installed outdoors.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a door handle that can easily confirm the locked state from the outside and is excellent in waterproofness.

[Structure of the Invention] (Means for Solving the Problems) In order to achieve the above object, the present invention provides a seat mounted on a door and a shaft rotatably mounted through the seat. A handle for a door, which is formed integrally with a shaft portion and has a lock provided at the front end of the shaft portion, and a hanging plate attached to the rear end of the shaft portion, is rotatable with respect to the handle body. And a lever that rotates toward the handle body when locking the lock, a rotating means that rotates the lever, and a cover that is fixed to the handle body and covers the outer circumference of the shaft portion. Is.

The lever rotating means is a cam member that rotates integrally with the lock and a shaft portion of the handle that is slidably mounted in the diametrical direction and engages with the cam member to move to press one end of the lever. It consists of pressing means.

Further, the cover is provided between the flange portion provided on the seat and the upper portion of the handle body, and is fixed to the handle body.

(Operation) With the above configuration, when the door is locked to the frame member by the handle and the rotation of the handle is locked by the lock, the lever protruding from the handle body is unlocked toward the handle body when unlocked. It rotates and is stored almost in the handle body. Therefore, the locked state of the handle can be confirmed from the outside. Also, since the shaft of the handle is covered with a cover, it is possible to prevent water from entering the inside of the handle even when the door is installed outdoors, preventing rusting and improving the appearance. .

Embodiment An embodiment of the present invention will be described below with reference to the drawings.

1 to 3 show an embodiment of the present invention. In the figure, parts that are the same as or equivalent to those of the conventional example shown in FIG.

In FIGS. 1 and 2, the seat 3 is a cylindrical shaft portion 3a.
And a flange portion 3b integrally and concentrically formed on the outer circumference, and a screw portion 3c is formed on the outer circumference. The shaft portion 3a is inserted into a mounting hole formed in the door 1, and the flange portion
A convex portion 3d formed in a ring shape on the inner surface of 3b is in contact with the surface of the door 1. Then, the door 1 is sandwiched between the convex portion 3d and the nut 2 screwed to the threaded portion 3c on the outer periphery via the chrysanthemum washer 10, and the nut 3 is tightened to fix the receiving seat 3 to the door 1. Also, the inner surface of the flange 3b near the outer periphery and the door 1
An O-ring 11 is installed between and, and the seat 3 and the door 1
It is watertightly sealed between Further, at one end of the shaft portion 3a, which projects outward from the flange portion 3b, a square hole 3e is formed in the diametrical direction in which a dead bolt 12 having a substantially rectangular cross-section to be described later engages.

The shaft portion 4 of the handle is rotatably fitted and attached to the inner peripheral portion of the seat 3, and the step portion 3f formed on the inner periphery of the shaft portion 3a of the seat 3 and the shaft portion 4 of the handle are connected. The stepped portion 4a formed on the outer periphery is engaged to perform axial positioning. Further, in this state, a square hole 4b into which the dead bolt 12 is slidably fitted is formed in a diameter direction at a position where it can be aligned with the square hole 3e formed in the seat 3. Furthermore, one end of the shaft portion 4 of the handle projects from the end portion of the seat 3 on the door 1 side, and has a square cross section. A square hole formed at the base of the hanging plate 6 is fitted to this end, and the hanging plate 6 is fixed to the shaft 4 by the rotation of the shaft 4 by bolts 7 via washers 8 and 9. There is.

On the other hand, the base end of the handle main body 5 is integrally provided at a right angle direction at one outer end of the shaft portion 4 of the handle, and the lock 13 is rotatably mounted on the front surface of the shaft portion 4 coaxially. There is.
As shown in FIG. 3, a disk-shaped cam 14 provided with an eccentric round bar-shaped projection 14a is provided at one end on the inside of the lock 13, and when the lock 13 is rotated by a key (not shown). It is designed to rotate together. The protrusion 14a is a groove formed in the dead bolt 12 at a right angle to the moving direction.
It is slidably engaged with 12a. When the lock 13 is rotated by the key, the dead bolt 12 is guided and moved by the square hole 4b, and is engaged with the square hole 3e formed in the seat 3 to be locked. In addition, the front of lock 13 has a spindle
A cap 16 is rotatably attached via 15 and a packing 17 is adhered to the inner surface of the cap 16.

Between the outer periphery of the flange portion 3b of the seat 3 and the base end of the handle body 5, a cover 18 having a conical head shape is attached, and
It is fixed at 19 and covers the shaft portion 4. The handle body 5 has a substantially U-shaped cross section, and a lever 21 is rotatably supported near the base end via a support shaft 20. The lower end of the lever 21 projects from an opening 18a formed in the lower surface of the cover 18, and the lever 21 and the handle body 5
A compression spring 22 is stretched between and to urge the lever 21 to rotate in the direction indicated by arrow A. The turning end of the lever 21 is restricted by the peripheral edge of the opening 18a of the cover 18. The upper end of the lever 21 is in contact with the lower end of a square hole 4b formed in the shaft portion 4 of the handle. Reference numeral 23 is an O-ring which is provided between the outer circumference of the shaft portion 4 of the handle and the inner circumference of the seat 3 and which is rotatable and watertightly sealed.

Next, the operation of this embodiment will be described. The hanging outer plate 6 is locked to the frame member 24 and the door 1 is closed in a state where the handle main body 5 is vertical. By rotating the handle main body 5 clockwise, Can be unlocked. Further, by rotating the lock 13 with a key (not shown), the dead bolt 12 is lowered through the cam 14, and the square hole of the seat 3 is
Can be locked by engaging 3e. Dead bolt 12 at this time
The lower end presses the upper end of the lever 21 fitted in the square hole 3e, and rotates the lever 21 clockwise about the shaft 20 against the biasing force of the compression spring 22. Therefore, when the handle is locked, the lever 21 moves into the handle body 5, so that the locked state can be visually confirmed from the outside.

On the other hand, since the cover 18 covers the outer portion of the door 1 of the handle shaft portion 4, it is possible to prevent rain or the like from being directly applied to the handle even when the handle body 5 is outdoors.

According to this embodiment, it is possible to easily visually confirm from outside whether or not the handle is locked.
Also, when the handle is outdoors, it has a waterproof effect and prevents the handle from rusting.

[Effects of the Invention] As described above, according to the present invention, the locked state of the handle can be determined by the position of the lever. Therefore, it is possible to easily confirm whether or not the handle is locked by visually observing the appearance. be able to. Also, since the handle is covered with a cover, it is possible to prevent the handle from rusting due to rainwater or the like.

[Brief description of drawings]

FIG. 1 is a longitudinal sectional view showing an embodiment of a door handle according to the present invention, FIG. 2 is a perspective view showing the same, FIG. 3 is a perspective view showing a cam and a dead bolt, and FIG. It is a side view which shows the handle for doors. 1 ... Door, 3 ... Seat 3b ... Flange part, 4 ... Shaft part 5 ... Handle body, 6 ... Hanging plate 12 ... Dead bolt (pressing member) 13 ... Lock, 14 ... Cam member 18 …… Cover, 21 …… Lever

Claims (3)

[Scope of utility model registration request] 1. A handle main body which is integrally formed with a seat attached to a door and a shaft portion which is rotatably mounted through the seat and has a lock at a front end of the shaft portion. A door handle composed of a hanging plate attached to the rear end of the shaft portion, the lever being rotatably provided on the handle body, the lever being rotatable in the handle body direction when the lock is locked; A door handle, comprising: a rotating means for rotating a lever; and a cover fixed to the handle body and covering the outer circumference of the shaft portion. 2. A lever rotating means is a cam member which rotates integrally with a lock, and a shaft portion of a handle which is slidably mounted in a diametrical direction and which engages with the cam member to move to move one end of the lever. The handle for door according to claim 1, comprising a pressing member for pressing. 3. The cover has a flange portion provided on the seat,
The handle body is provided between the handle body and an upper portion thereof, and is fixed to the handle body (1) or (2).
Handle for the door described.