JPS6330367Y2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a liquid pumping pot.

A conventional liquid pumping pot of this type has a lid that can be opened and closed via a hinge pin on the top of the pot body, and a lock lever that is retractably disposed on the side of the lid that is opposite to the hinge pin. The lid body is configured to be able to be locked or unlocked from the pot body depending on the appearance or retraction of the lid body. In this case, when opening the lid, the lock lever must be pressed down with one hand while the other part of the lid must be lifted with the other hand, making the opening operation troublesome. It was hot.

The purpose of the present invention is to solve the above-mentioned problems and provide a liquid pumping pot that can be opened and closed easily through a hinge pin on the top of the pot body. A pump device is disposed within the pivoted lid body, and the liquid contained in the pot body can be led out to the outside by driving the pump device. In the liquid pump pot, the lid is provided with a lock lever that can be retracted and retracted so that the lid can be locked or unlocked with respect to the pot body according to the lock lever. The lid body can be opened by rotating an operating member of a safety mechanism that enables or disables driving of the pump device in a horizontal direction to a position near the upper side, and by lifting the operating member upward with fingers. It is characterized by being provided as follows.

DESCRIPTION OF THE PREFERRED EMBODIMENTS A liquid pump pot according to an embodiment of the present invention will be described below with reference to the accompanying drawings.

In Fig. 1, reference numeral 1 denotes a pot body, 2 a lid pivotably attached to the upper part of the pot body through a hinge pin 3, 4 an exterior case forming the outer peripheral surface of the pot body 1, and 5 a pot body. A liquid container made of a vacuum double bottle forming the inner peripheral surface of the main body 1, 6 is the pot main body 1
A lower mouth member forming the upper surface; 7 is a liquid supply port formed in the center of the lower mouth member 6; 8 is a bellows-type air pump that is a pump device disposed inside the lid body 2;
9 is a pressing member that drives the air pump 8; 10
are inner stoppers 11 and 12 tightly fitted into the liquid supply port 7;
1 is a ventilation passage and a liquid passage provided in the inner stopper 10;
Reference numerals 3 and 14 indicate a liquid pumping pipe and a liquid pouring pipe, respectively, which communicate the inside and outside of the pot body 1 via the liquid passageway 12.

A lock lever 15 for locking the lid 2 to the pot body 1 is pivotally mounted on the opposite side of the lid 2 to the pot body 1 so as to be rotatable in an arc. code 18
is a spring that biases the lock lever 15 in the locking direction.

The lock lever 15 has an operating portion 15a above the center of rotation and an engaging claw portion 15 below the center of rotation.
b, and the lid body 2 can be locked to the pot body 1 by engaging the engaging claw portion 15b with the engaging protrusion 16 on the lower mouth member 6 side. ing.

On the other hand, the operating portion 15a protrudes from a window hole 17 formed on the opposite side of the hinge pin of the lid 2 when the engaging claw portion 15b and the engaging protrusion 16 are in an engaged state (that is, when the lid is locked). The operating section 1
5a into the lid body 2 with fingers F, the engaging claw portion 1
5b and the engagement protrusion 16 are disengaged, and the lock is released. That is, the lid body 2 has a lock lever 15.
It is designed to be locked or unlocked in accordance with the appearance or retraction of the operating section 15a.

Further, a guide tube 19 is integrally provided on the upper part of the lid body 2, and a guide tube 19 is vertically provided in a position above the air pump 8, into which a pressing member 9 is fitted so as to be movable up and down.

A doughnut-shaped intermediate member 20 is interposed between the pressing member 9 and the air pump 8.

Further, on the outer periphery of the guide cylinder 19, a cage-shaped rotating member 21 surrounding the air pump 9 is rotatably disposed.

A notch recess 22 is formed at a proper upper end of the rotary member 21, and an operating member 23 for rotating the rotary member 21 is force-fitted into the recess 22.

A long hole 24 extending in the horizontal direction is formed in the lid body 2 at a position near the upper part of the lock lever 15 so as to allow the operating member 23 to protrude therefrom.

That is, by rotating the operating member 23 in an arc in the horizontal direction along the elongated hole 24, the rotating member 21
is made to rotate around the air pump 9. In addition, this operating member 23
is adapted to act as a hooking portion for the fingers F when opening the lid holder 2.

Three L-shaped locking legs 25, 25, 25 are integrally hung on the outer periphery of the intermediate member 20 at equal intervals.

The locking legs 25 , 25 , 25 move up and down while being guided by guide grooves 26 , 26 , 26 cut out from the lower end of the guide tube 19 .
6 and functions to restrict upward movement of the air pump 8.

Three engaging protrusions 27 , 27 , 27 are integrally protruded from the lower end of the outer circumference of the pressing member 9 , and the engaging protrusions 27 , 27 , 27 are arranged in guide grooves in the guide tube 19 . An inverted L-shaped engagement groove 28, 2 formed with a notch from below at the intermediate portion of 26, 26, 26
8 and 28.
That is, each engagement protrusion 27 is connected to the vertical portion 2 of each engagement groove 28.
8a, the pressing member 9 is movable up and down, and each engaging protrusion 27 engages with the horizontal portion 2 of each engaging groove 28.
8b, the pressing member 9 cannot move up and down.

Further, an engaging protrusion 2 is provided at the lower end of the outer periphery of the pressing member 9.
A cutout hole 29 is provided at the intermediate portion of 7, 27, 27, through which the locking legs 25, 25, 25 of the intermediate member 20 should be exposed.
29, 29 are formed.

Each notch hole 29 is formed to be large so that the intermediate member 20 does not rotate together when the pressing member 9 is rotated in an arc.

Furthermore, the peripheral wall of the rotating member 21 has engagement holes 30, 30, 30 in which the engagement protrusions 27, 27, 27 of the pressing member 9 engage, and locking legs 25 of the intermediate member 20.
Engagement windows 31, 31, 31 with which the engagement windows 25, 25 engage are alternately formed at equal intervals.

Each of the engagement holes 30 is formed narrowly so that each of the engagement protrusions 27 can move only in the vertical direction, while each of the engagement windows 31 allows each of the locking legs 25 to move in the vertical and circumferential directions. It is formed wide so that it can be moved.

That is, when the rotating member 21 is rotated, the intermediate member 20 does not rotate, and only the pressing member 9 rotates together.

In this embodiment, the rotating member 21, the engaging protrusions 27, 27, 27 of the pressing member 9, and the engaging grooves 28, 28, 28 of the guide tube 19 constitute a safety mechanism. That is, as the rotating member 21 rotates in the direction of arrow A or B, the pressing member 9 is rotated, and each of the engaging protrusions 27 is aligned with the vertical portion 28a or horizontal portion of each engaging groove 28 of the guide tube 19. By engaging with the portion 28b, the pressing member 9 is made vertically movable or non-moveable, and thus can be driven or not driven with the air pump 8.

Next, the operation of the illustrated liquid pumping pot will be explained.

When the pot is not in use, each engaging protrusion 27 of the pressing member 9 is engaged with the horizontal portion 28b of the engaging groove 28, and the air pump 8 is rendered inoperable.

Therefore, when the operation member 23 is rotated in an arc in the direction of arrow A, the rotation member 21 and the pressing member 9 are rotated in an arc in the direction of arrow A, and each engagement protrusion 27 engages with the vertical portion 28a of the engagement groove 28. Air pump 8
becomes drivable.

Then, pressurized air is blown into the liquid container 5 from the air pump 8, and the liquid container 5 is blown by the pressurized air.
The liquid inside is led out to the outside through the liquid pumping pipe 13 and the liquid pouring pipe 14.

Also, when opening the lid body 2, the lock lever 15
When the operating portion 15a is pressed with a finger F, the locking of the lid body 2 by the lock lever 15 is released. In this position, by hooking the finger F on the operating member 23 of the safety mechanism and lifting it up, the lid body 2 can be opened easily.

In the illustrated embodiment, a manual bellows type air pump is used as the pump device, but it goes without saying that an electric bellows type air pump or an electric axial flow pump may be used instead. It is.

Next, the effects of the liquid pump pot of the present invention will be described.

According to the present invention, in the lid 2 of the liquid pumping pot, a safety mechanism that enables or disables driving of the pump device 8 is located near the upper part of the lock lever 15 that locks the lid 2 with respect to the pot body 1. Since the lid 2 can be opened by rotating the operating member 23 in the horizontal direction and lifting the operating member 23 upward with the fingers F, the lid 2 can be opened by pressing the lock lever 15. The lid body 2 can be opened by lifting the operating member 23 with the fingers while the lock 2 remains in the unlocked position, which has the practical effect of significantly simplifying the lid opening operation.

[Brief explanation of the drawing]

FIG. 1 is a vertical sectional view of the top of a liquid pump pot according to an embodiment of the present invention, and FIG. 2 is an exploded perspective view of the lid of the liquid pump pot shown in FIG. 1... Pot body, 2... Lid body, 3... Hinge pin, 8... Pump device, 15... Lock lever,
23...Operation member.

Claims (1)

[Scope of utility model registration request] A pump device 8 is disposed in a lid 2 which is pivotally connected to the upper part of the pot body 1 via a hinge pin 3 so as to be openable and closable, and the liquid contained in the pot body 1 is pumped by driving the pump device 8. In addition, a lock lever 15 is provided on the side opposite to the hinge pin of the lid body 2 so that the lock lever 15 can protrude and retract, and the lid body 2 is moved relative to the pot body 1 according to the protrusion and retraction of the lock lever 15. In a liquid pump pot that can be locked or unlocked, the lid body 2 has an operating member 23 of a safety mechanism that enables or disables the pump device 8 at a position near the top of the lock lever 15. A liquid pumping pot characterized in that the lid body 2 can be opened by pivoting in an arc in the horizontal direction and lifting the operating member 23 upward with fingers.