JPH0634067A - Handle device - Google Patents

Abstract

PURPOSE:To connect/disconnect a handle to/from a stem at a touch by arranging respectively a handle rotation stopping means and an elasticity missing preventive means to the stem of a valve, and arranging consecutively a covering body to cover an upper half part of the valve under the handle. CONSTITUTION:When a handle 2 of this handle device 1 is gripped and this is rotated, a stem 56 of a valve 50 is raised or lowered while rotating through a rotational part 7 of a rotation stopping means 3 and a rotation stopping hole. Thereby, a disk 57 is contacted with/separated from a seat 53, and the valve 50 is opened or closed. When the handle 2 is connected to or disconnected from the stem 56, the handle 2 is operated against elastic force of an O ring 41 in an elasticity fall-off preventive means 4. A covering body 5 to cover an upper half part of the valve 50 is arranged consecutively under the handle 2, and thereby the valve 50 is protected and external appearance is improved beautifully. A means 15 to display opening of the valve 50 is arranged between the covering body 5 and a body 54. Thereby, the handle 2 can be connected to or disconnected from the stem 56 by one touch operation.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement of a handle device used for manually operating a valve, for example.

[0002]

2. Description of the Related Art Conventionally, as a handle device of this type,
For example, Japanese Utility Model Sho 60-30533 and Japanese Patent Publication 1-6071
The one described in No. 2 is known. This is basically a handle on the top of the valve stem,
It is composed of a rotation stopping means for stopping the handle with respect to the stem and a screw removing means for preventing the handle from being screwed with respect to the stem. Therefore, such a thing requires the handle to be detached from the stem when the valve is attached to or detached from the panel or when the fluid leakage from the stuffing box in the upper half of the valve is checked. It was However, in such a thing, since the stem and the handle are retained by the screw retaining means, when the handle is detached from the stem, a tool such as a screwdriver or a spanner must be used one by one. I couldn't remove it quickly.

[0003]

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems and was devised to solve the problem. The object of the present invention is to handle a stem with respect to a stem without using a tool. It is to provide a handle device that can be quickly attached and detached.

[0004]

The handle device of the present invention basically comprises a handle provided on an upper portion of a stem of a valve, a stop means for stopping the handle from the stem, and a stem to the stem. It is characterized in that it is composed of an elastic retaining means for elastically retaining the handle and a cover which is connected to the lower portion of the handle and covers the upper half of the valve.

[0005]

When the handle is gripped and rotated, the stem is rotated in the same direction via the rotation stopping means to open / close the valve. When the handle is attached to or detached from the stem, a detaching force or a mounting force greater than the elastic force of the elastic retaining means is applied to the handle. Then, the handle can be attached / detached to / from the stem with one touch, the valve can be attached / detached to / from the panel, and fluid leakage from the staffin box in the upper half of the valve can be checked. At the bottom of the handle, a cover that covers the upper half of the valve is connected, so the upper half of the valve can be blinded to make it excellent in design.
The upper half of the valve is protected and the opening degree display means can be easily provided between the valve and the valve.

[0006]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a vertical sectional view showing a handle device according to a first embodiment of the present invention. The handle device 1 is mainly composed of a handle 2, a rotation stopping means 3, an elastic retaining means 4, and a cover 5, and a valve 50 such as a needle valve.
Applied to. The valve 50 has an inflow path 51 and an outflow path 52.
And a body 54 provided with an upwardly facing seat 53 formed in the middle thereof, a packing holding nut 55 screwed into the upper half inside of the body 54, a stem 56 threaded through the nut 56, A cone-shaped disc 57 which is provided at the lower part of the seat 53 and is seated on the seat 53, and two fitting rings 58 which are interposed between the body 54 and the stem 56 and are tightened by the packing holding nut 55, and these. The gland packing 59 is sandwiched, the lock nut 60 is screwed to the packing pressing nut 55, and the panel nut 61 is screwed to the upper half outside of the body 54. The handle 2 is
It is provided on the upper portion of the stem 56 of the valve 50, and in this example, it has a substantially disc shape and is made of synthetic resin or the like. The seal 6 is attached. Stopping means 3
Is for stopping the handle 2 against the stem 56,
In this example, it is composed of a flat hexagonal rotation stop portion 7 provided on the upper portion of the stem 56, and a rotation stop hole 8 provided below the center of the handle 2 and adapted to the rotation prevention portion 7. The rotation stopping portion 7 includes a receiving hole 9 into which the upper portion of the stem 56 is inserted and a screw hole 11 into which a hexagon socket stop screw 10 is screwed.
It is fixed by hooking the tip of the set screw 10 into the recess 12 formed in the stem 56. Elastic retaining means 4
Is for elastically retaining the handle 2 with respect to the stem 56. In this example, the concave groove 13 provided around the outer periphery of the rotation stopping portion 7 is provided.
And O which is fitted into this and elastically contacts the inner surface of the rotation stop hole 8.
It consists of a ring 14. The cover 5 is connected to the lower portion of the handle 2 and covers the upper half of the valve 50. In this example, the cover 5 has a cylindrical shape and is integrally formed with the handle 2 in the same quality. It is hung so as to come close to it, and covers the upper protruding portion of the stem 56, the upper portion of the packing pressing nut 55, the lock nut 60, and the upper portion of the body 54. Thus, an opening degree display means 15 for displaying the opening degree of the valve 50 is provided between the cover 5 and the upper portion of the body 54. In this example, the opening degree display means 15 includes a base mark 16 that uses the lower end surface of the cover body 5 and a scale 17 provided outside the upper portion of the body 54. Next, the operation will be described based on such a configuration. When the handle 2 is gripped and rotated, the stem 56 is moved up and down in the same direction via the rotation stop portion 7 and the rotation stop hole 8 of the rotation stop means 3 to move the disk 5
7 is seated on the seat 53 and the valve 50 is opened and closed. When removing the handle 2 from the stem 56,
A detaching force or a mounting force that is greater than the elastic force of the O-ring 14 of the elastic retaining means 4 is applied to the handle 2. Then the stem 56
The handle 2 can be attached / detached with one touch, and the valve 50 can be attached / detached to / from the panel, and fluid leakage from the stuffing box 55 in the upper half of the valve 50, that is, the packing holding nut 55, the lock nut 60, etc. can be checked. it can.
At the bottom of the handle 2, a cover 5 for covering the upper half of the valve 50 is provided.
Since the upper half of the valve 50 is blinded, the upper half of the valve 50 can be made excellent and the upper half of the valve 50 is protected, and the opening degree display means 15 is provided between the upper half of the valve 50 and the valve 50. Can be easily provided.

Next, a second embodiment of the present invention will be described with reference to FIG. In the second embodiment, the rotation stopping portion 7 of the rotation stopping means 3 and the rotation stopping hole 8 adapted to the rotation stopping portion 3 are formed in a rectangular shape in a plane, and the receiving hole 9 of the rotation stopping portion 7 does not penetrate upward. A spring plunger 1 in which an elastic retaining means 4 is screwed to a handle 2
8 and a recess 19 formed in the rotation stopping portion 7, the spring plunger 18 is a cylindrical screw 21 screwed into a screw hole 20 of the handle 2, and is irremovably inserted into the cylindrical screw 21. Ball 22 and the ball 22 provided inside the cylindrical screw 21.
It is different from the first embodiment in that it is composed of a spring 23 for constantly urging the outside.

Although the valve 50 is a needle valve in the above embodiment, it is not limited to this and may be a valve other than this. In the above embodiment, the rotation stopping means 3 is provided with the rotation stopping portion 7 on the stem 56 and the rotation stopping hole 8 on the handle 2, respectively, but the rotation stopping means 3 is not limited to this, and may be reversed, for example.

[0009]

As described above, according to the present invention,
The following excellent effects can be achieved. (1) It is composed of a handle, a rotation stopping means, an elastic retaining means, and a cover, and in particular, an elastic retaining means is provided between the stem and the handle to elastically retain the handle with respect to the stem. You can quickly remove the handle from the stem without using it. (2) Since the cover that covers the upper half of the valve is connected to the lower part of the handle, the upper half of the valve is blinded to make it excellent in design and protect the upper half of the valve. (3) Since the cover for covering the upper half of the valve is continuously provided on the lower part of the handle, the opening degree display means can be easily provided between the valve and the valve.

[Brief description of drawings]

FIG. 1 is a vertical sectional view showing a handle device according to a first embodiment of the present invention.

FIG. 2 is a vertical sectional view showing a handle device according to a second embodiment of the present invention.

[Explanation of symbols]

1 ... Handle device, 2 ... Handle, 3 ... Rotation stop means, 4 ...
Elastic retaining means, 5 ... Cover, 6 ... Name seal, 7 ... Rotation stop, 8 ... Rotation stop hole, 9 ... Receiving hole, 10 ... Stop screw, 11 ... Screw hole, 12 ... Recess, 13 ... Recessed groove , 14 ... O-ring, 15 ...
Opening display means, 16 ... Base mark, 17 ... Scale, 18 ... Spring plunger, 19 ... Recess, 20 ... Screw hole, 21 ... Cylindrical screw, 22 ... Ball, 23 ... Spring, 50 ... Valve, 51 ... Inflow path , 52 ... Outflow path, 53 ... Sheet, 54
... Body, 55 ... Packing retainer nut, 56 ... Stem,
57 ... Disc, 58 ... Fitting ring, 59 ... Gland packing, 60 ... Lock nut, 61 ... Panel nut.

Claims (1)

[Claims] 1. A handle provided on an upper portion of a stem of a valve, a rotation stopping means for stopping the handle with respect to the stem, an elastic retaining means for elastically retaining the handle with respect to the stem, and a continuous arrangement at a lower portion of the handle. A handle device characterized by being configured with a cover that covers the upper half of the valve.