JPH0317814Y2 - - Google Patents

Description

[Detailed Description of the Invention] (A) Field of Application The present invention relates, for example, to a pot stopper configured to open and close a valve body of a liquid outlet path formed inside the pot stopper using an operation button.

(B) Prior art In order to enhance the heat-insulating and cold-retaining effects of the pot and to prevent the contents from flowing out in the event of an accidental tipping, a stopper with a liquid pouring path is screwed onto the upper end of the inner container. The operation button provided on the stopper is operated to open the valve body of the liquid pouring path and inject liquid, but at this time, the valve body and the valve body actuating cylinder, which is inserted through the valve body so as to be able to move up and down, are connected to the valve body. The liquid content leaks into the interior of the stopper from the gap. For this reason, the plugs of conventional pots are shown in Figures 4 and 5.
As shown in the figure, a ring-shaped water-stop gasket 42 is fitted and engaged above the valve body 41, and the valve body 41 is
When the is moved downward by the operation button 43, the water stop gasket 42 and the upper end of the valve body actuating cylinder 44, which is inserted into and engaged with the valve body 41 so as to be movable up and down, are brought into pressure contact, and a seal is created by this pressure contact. It was having an effect. However, in the case of this configuration, the valve body 41 moves downward and the water stop gasket 4
2 and the upper end of the valve body actuating cylinder 44 come into pressure contact,
The resistance due to the pressure contact becomes the operation resistance of the operation button 43, and the operation resistance increases suddenly just before the valve is opened, and the light operation feeling of the operation button 43 is impaired.

(c) Purpose of the invention Therefore, the object of this invention is to provide a pot stopper that provides a light operating feel without impairing the operating feel when operating the operation button, and that can completely shut off water.

(d) Structure of the device In this device, a stopper is removably screwed onto a mouthpiece provided at the upper end of the pot, and the valve body, which permanently closes the liquid dispensing path of the stopper, can be moved downward by an operation button. A stopper for a pot configured to open and close when the valve body is opened and closed, wherein a sealing groove is provided above the valve body, and the sealing groove has an engaging flange portion with a thin outer peripheral edge inside the sealing groove. The upper end of the valve element actuating cylinder is formed into a mortar-shaped inclined surface, and the upper end of the valve element actuating cylinder is fitted into and engaged with the valve element so as to be vertically movable. The present invention is characterized in that it is a pot stopper configured such that the water stop gasket and the inclined surface are brought into abutting engagement with each other.

(E) Effect of the invention According to this invention, a water-stop gasket with a thin outer peripheral edge is fitted and engaged above the valve body, and
A mortar-shaped inclined surface is formed at the upper end of the valve element actuating tube into which the valve element is inserted and engaged, so that when the valve element is moved down by the operation button, the water-stop gasket and the inclined surface come into contact with each other. Even if the valve body moves down to the water stop position, the flexibility of the water stop gasket is maintained due to the inclined surface of the valve body actuating cylinder, and the outer peripheral edge of the water stop gasket is Since it is thin, there is no pressure resistance due to the valve body actuating cylinder.

Therefore, the operation buttons can be easily operated until the entire process is completed. Furthermore, even if the valve body shifts laterally, the upper end of the valve body actuating cylinder is formed into a mortar-shaped inclined surface, so that the inclined surface and the periphery of the water stopper will come into contact with each other in any position and stop the valve body. Because of the water, its sealing effect can always be performed perfectly.

(f) Example of the invention An example of the invention will be described in detail based on the drawings.

The drawings show a stopper of a pot, and in FIGS. 1 and 2, the pot is composed of an outer container 1, an inner container 2, a mouthpiece 3, and a stopper 4. As shown in FIGS.

The aforementioned base portion 3 is formed into a cylindrical body with a bottom, and has a handle 5 integrally connected to one end side of its outer circumferential wall.
Further, on the other end side, a spout 7 for guiding the content liquid spouted from the spout hole 6 to the outside of the pot is integrally provided. Further, a spiral thread 9 is threaded onto the inner circumferential wall of the stopper body 4 to which the lower lid 8 of the stopper body 4 is screwed, and a spiral thread 9 is threaded onto the inner circumferential wall of the stopper body 4, and a spiral thread 9 is screwed onto the bottom of the stopper body 4, and the above-mentioned pouring hole is connected to the bottle opening 10 of the inner container 2. Hole 6 is bored.

The lower lid 8 has a seal ring 11 attached to its lower periphery, and when rotated in the closing direction, presses against the periphery of the spout hole 6 of the mouthpiece 3 to close the sealed space of the inner container 2. form. Further, a spiral thread 12 for screwing onto the spiral thread 9 of the mouthpiece 3 described above is screwed approximately in the center thereof, and a portion of this spiral thread 12 is located at a position corresponding to the spout 7 described above. A liquid spouting path 13 is formed in the. Furthermore, a top cover 14 is permanently fitted and fixed to the upper peripheral wall.

At the bottom of the lower lid 8 mentioned above, there is a partition wall 15 at one end.
The above-mentioned liquid pouring path 13 partitioned by is formed. Further, in the center thereof, a valve body actuating cylinder 16 is vertically disposed up to the inside of the liquid pouring passage 13 described above. Further, a spring receiving portion 17 is formed in the upper outer peripheral portion of the valve body actuating cylinder 16. Further, in the outer circumferential direction of the spring receiving portion 17 and at positions corresponding to both long side ends of the operation button 18, there are engaging pieces 20, 20 having rotation holes 19, 19 drilled in opposing upper ends thereof. It protrudes to the vicinity of the lower surface of the upper lid 14.

The aforementioned valve body operating cylinder 16 has a valve body 21 inside thereof.
Insert it so that it can move up and down. In addition, a mortar-shaped inclined surface 22 is formed at the upper end, and the diameter decreases downward.
A water-stop gasket 23 is brought into abutting engagement with this inclined surface 22.

The above-mentioned upper cover 14 has a rectangular operation hole 24 that is long in the operation direction in its upper end surface.
4, the operation button 18 is inserted and engaged so as to be rotatable in an arc.

The aforementioned operation button 18 is formed into a substantially T-shape, and has a closing operation surface 25 and an opening operation surface 26 formed on its upper end surface, respectively. In addition, these operation surfaces 25, 26
An operating tool 29 having a closed surface 27 and an open surface 28 is integrally connected to the lower part thereof. Furthermore, there is a pair of rotating shafts 3 on both sides.
0 and 30 are integrally protruded, and the above-mentioned engagement piece 2
It is rotatably mounted in rotation holes 19 and 19 of 0 and 20, respectively.

The above-mentioned water stop packing 23 has a thin outer peripheral edge to constitute an engaging flange 31, which is fitted into a packing locking groove 32 formed in the above-mentioned valve body 21.

The aforementioned valve body 21 has a seal ring 33 attached to its lower end, is inserted into the aforementioned valve body operating cylinder 16, and has a spring groove 3 formed above it.
4 and the aforementioned spring receiving portion 17, the spring 35 is always urged upward to close the opening hole 36 of the aforementioned liquid pouring path 13.

Then, if the aforementioned operation button 18 is operated to move the valve body 21 downward, the liquid dispensing path 1 will be opened as shown in FIG.
At the same time when the opening hole 36 of No. 3 is opened, the engaging flange portion 31 of the water stop packing 23 and the valve body actuating cylinder 1 are opened.
The inclined surfaces 22 of No. 6 abut and engage. Therefore, the flexibility of the water-stop gasket 23 is maintained by the engaging flange 31 and the inclined surface 22, and there is no resistance to operating the operating button 18, so that the operating button 18 can be operated easily. At the same time, leakage of water into the interior of the plug body 4 is prevented.

In addition, in this water-stop state, even if the valve body 21 is moved laterally as shown in FIG. 3, the engaging flange 31
Since the engagement between the slanted surface 22 and the slanted surface 22 is always maintained by the slanted surface 22, water leakage can be reliably prevented even in such an abnormal situation.

The plug body of the pot configured in this way is the valve body 2.
1 is moved upward by the biasing force of the spring 35,
This upward movement closes the opening hole 36 of the liquid pouring path 13, and at the same time, the closing surface 27 of the operation button 18 is rotated clockwise, so that the operation button 18 is normally closed as shown in FIG. The opening operation surface 26 of is located above.

To inject liquid from the pot, press down on the open operation surface 26 of the operation button 18, the actuator 29 will rotate counterclockwise, and this rotation will open the closed surface 27.
moves the valve body 21 downward against the spring 35,
Eventually, as shown in FIG.
8 comes into contact with the valve body 21 and rotation of the operation button 18 is stopped, and the downward movement state of the valve body 21 is maintained by the opening surface 28 thereof.

Therefore, the opening hole 36 of the liquid pouring path 13 is opened, allowing liquid to be poured into the pot, and the water stopper 23 prevents water from leaking into the stopper body 4.

To close the liquid dispensing path 13 and stop liquid injection from the pot, press down the closing operation surface 25 of the operation button 18, and the actuator 29 will rotate clockwise to open the opening surface 28. Valve body 21 and disengagement valve body 21
is moved upward by the biasing force of the spring 35, and the upward movement causes the closing surface 27 of the operating tool 29 to rotate clockwise, eventually returning to the original closed state as shown in FIG.

[Brief explanation of the drawing]

Figures 1 to 3 show the pot stopper of the present invention,
FIG. 1 is a side sectional view in the closed state. FIG. 2 is a side sectional view in an open state. FIG. 3 is a sectional view of the main part of the inclined surface.
4 and 5 show a conventional pot stopper, and FIG. 4 is a side sectional view in a closed state. FIG. 5 is a side sectional view in the open state. 3...Cap part, 4...Plug body, 13...Liquid spouting path, 16...Valve body operating cylinder, 18...Operation button, 21
... Valve body, 22 ... Inclined surface, 23 ... Water stop gasket.

Claims (1)

[Scope of Claim for Utility Model Registration] A stopper 4 is removably screwed onto a cap 3 disposed at the upper end of the pot, and a valve body 21 that permanently closes the liquid dispensing path 13 of the stopper 4 is operated by pressing an operation button. 18, which is a stopper of a pot configured to be opened and closed by downward movement, and a water-stop gasket 23 having an engaging flange portion 31 with a thin outer peripheral edge above the valve body 21 is fitted and engaged. At the same time, the upper end of the valve element actuating cylinder 16 which is inserted into and engaged with the valve element 21 in a vertically movable manner is formed into a mortar-shaped inclined surface 22, and when the valve element 21 is moved downward by the operation button 18, the above-mentioned stop is activated. A pot stopper characterized in that a water seal 23 and an inclined surface 22 are configured to abut and engage with each other.