JPH08131803A - Expansible vessel for mixer and expansible mixer - Google Patents

Abstract

PURPOSE: To make a vessel expansible with a mixer provided with an agitating means and to make the vessel convenient for transportation and storage by inserting the inner wall expansible in the height direction on a bottom wall into an outer wall expansible in the height direction as a liq. is sucked and discharged to hold the outer wall. CONSTITUTION: An agitator 12 is detached from a vessel 1 expanded in the height direction, air is exhausted from the suction and discharge port 7 of the cylindrical hollow bodies 4, 5 and 6 of an outer wall 2, hence the bodies 4, 5 and 6 are contracted, and the outer wall 2 and inner wall 3 of the vessel 1 are contracted in the height direction and folded up. Further, the vessel 1 is further made smaller by folding the vessel 1 plural times on the horizontal plane. Meanwhile, the vessel 1 is easily expanded in the height direction by supplying air to the bodies 4, 5 and 6. The inner wall 3 is inserted into the outer wall 3 as the laminate of the bodies 4, 5 and 6 and held to constitute the vessel 1 for the mixer.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a telescopic container for telemixers and a telescopic mixer used for various water treatments in civil engineering construction sites, for example.

[0002]

2. Description of the Related Art Conventionally, in the tunnel shield construction method, a shield is used.
Muddy water may be used to pressurize the field. The muddy water is supplied to the shield after being stirred by a muddy water mixer in the tunnel. This muddy water mixer is provided with various stirring means in a fixed container.

Since the inside of the tunnel is narrow, a split type container is also used as the fixed container of such a muddy water mixer. This split type fixed container includes an upper tank portion and a lower tank portion, and the upper and lower tank portions are each divided into a plurality of pieces in the circumferential direction. Therefore, it is convenient to carry it in and out of the tunnel during use and store it when not in use.

[0004]

However, in the above-mentioned conventional split type fixed container, since the split tanks are screwed together, disassembling and assembling each split tank is very troublesome.

An object of the present invention is to provide a mixer equipped with a stirring means, in particular, capable of expanding and contracting the container thereof, which is more convenient for transportation and storage.

[0006]

As shown in the drawings of the embodiments described later, the expandable container for a mixer according to the first invention comprises a cylindrical outer wall body (2) and an inner wall body (3). In this tubular outer wall body (2), a plurality of tubular hollow bodies (4,5, 6) having fluid intake / discharge ports (7) are stacked in the height direction, and each tubular hollow body (4,5, 5) is stacked. It can be expanded and contracted at least in the height direction as the fluid is sucked and discharged to and from 6). The inner wall body (3) has a peripheral wall portion (9) extending in the height direction on the bottom wall portion (8) so that it can expand and contract at least in the height direction. The inner wall body (3) is inserted and held in the outer wall body (2).

The telescopic mixer according to the second aspect of the invention comprises a stirring means (S) in the telescopic container (1) for a mixer according to the first aspect of the invention.
It is provided with.

[0008]

As shown in FIGS. 2 and 3, the stirring means (S) is removed from the container (1) extending in the height direction to suck and discharge the cylindrical hollow bodies (4, 5, 6) of the outer wall body (2). When the fluid is removed from the mouth (7), as shown in FIG.
6) shrinks, and the outer wall body (2) and the inner wall body (3) of the container (1) can be shrunk in the height direction. On the other hand, when the fluid is supplied to the container (1) which is contracted as shown in FIG. 4, the container (1) can be easily extended in the height direction as shown in FIG.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An expandable container for a mixer and an expandable mixer according to an embodiment of the present invention will be described below with reference to the drawings.

The container 1 shown in FIG. 1 comprises an outer wall body 2 and an inner wall body 3. They are made of a material that is flexible and has sufficient strength so that it can be freely folded in all directions (for example, a thin rubber lining cloth made of nylon fiber covered with special synthetic rubber). The outer wall body 2 comprises a lowermost tubular hollow body 4, an intermediate tubular hollow body 5 and an uppermost tubular hollow body 6, which are sequentially stacked and fixed to each other by a fixing means such as an adhesive. ing. An intake / exhaust port 7 is provided in each of the tubular hollow bodies 4, 5, 6. When air (fluid) is supplied through the intake / exhaust port 7, the tubular hollow bodies 4, 5, 6 expand and the outer wall body 2 is formed into a tubular shape. The inner wall body 3 shown in FIG.
And a cylindrical peripheral wall portion 9 extending upward from the outer peripheral edge 8a thereof. The peripheral wall portion 9 is inserted into the outer wall body 2 formed in a cylindrical shape from above. Upper peripheral edge 9a of the peripheral wall portion 9
Is held by being tied to the inner peripheral edge of the uppermost tubular hollow body 6 by a string 10 (holding means). The outer peripheral edge 8a of the bottom wall portion 8 is fixedly held to the lower side of the lowermost tubular hollow body 4 by a holding means such as an adhesive. A cutout 4a is provided on one side of the lowermost cylindrical hollow body 4, and the discharge port 1 is provided in the peripheral wall portion 9 of the inner wall body 3 exposed from the cutout 4a.
1 is attached.

A water flow stirrer 12 as a stirring means S shown in FIG. 2 is detachably installed on the bottom wall portion 8 of the inner wall body 3, and sucks muddy water from the bottom wall portion 8 through the suction port 12a, and three directions are provided. The muddy water is jetted toward the peripheral wall 9 side by the discharge port 12b to forcibly stir.

The blade stirrer 13 as the stirring means S shown in FIG. 3 is detachably installed on a base plate 14 which is detachably mounted on the uppermost tubular hollow body 6, and is inserted into the inner wall body 3. The blades 13b on the rotary shaft 13a are forcibly stirred.

As shown in FIGS. 2 and 3, the stirrers 12 and 13 are removed from the container 1 extending in the height direction (vertical direction), and the suction and discharge ports 7 of the cylindrical hollow bodies 4, 5 and 6 of the outer wall body 2 are removed. When the air is evacuated from the cylindrical hollow bodies 4, as shown in FIG.
5 and 6 contract, and the outer wall body 2 and the inner wall body 3 of the container 1 can be contracted in the height direction and folded. further,
If the container 1 shown in FIG. 4 is folded several times on the horizontal plane,
Even smaller. On the other hand, when air is supplied to the container 1 contracted as shown in FIG. 4, the container 1 can be easily extended in the height direction as shown in FIG.

The above embodiment has the following characteristics (a) to (e). (A) Since the container 1 of the mixer can be contracted and folded as described above, it is very convenient for transportation and storage.

(B) The container 1 can be easily expanded by simply supplying air to the cylindrical hollow bodies 4, 5, and 6. Further, the container 1 can be easily shrunk simply by bleeding air from the tubular hollow bodies 4, 5, 6.

(C) The container 1 of the mixer has a simple structure in which the inner wall 3 is inserted and held inside the outer wall 2 in which the cylindrical hollow bodies 4, 5, 6 are stacked. Therefore, the container 1 can be easily assembled and disassembled, is easy to manufacture, is suitable for mass production, and is easily repaired.

(D) Since the inner wall body 3 into which muddy water directly enters is inside the outer wall body 2, the inner wall body 3 is less likely to be damaged. Further, since the outer wall body 2 is divided into the tubular hollow bodies 4, 5, and 6, even if one of them has an air leak, the shape of the outer wall body 2 as a whole is less likely to collapse, Container 1
Can be fully fulfilled. In that case,
It is easy to replace or repair the damaged tubular hollow bodies 4, 5, 6.

(E) The height of the container 1 can be easily changed by changing the number of the cylindrical hollow bodies 4, 5, and 6.

[0019]

INDUSTRIAL APPLICABILITY According to the telescopic container for a mixer and the telescopic mixer according to the present invention, the container (1) can be easily expanded and contracted by only sucking and discharging a fluid, which is very convenient for transportation and storage. Is. In addition, each tubular hollow body (4,5,
Since the inner wall body (3) is simply inserted and held inside the outer wall body (2) in which 6) are stacked, the container (1) can be easily assembled and disassembled, and the manufacturing is facilitated. The inner wall body (3) is less likely to be damaged because the inner wall body (3) that mud enters directly is inside the outer wall body (2), and it is suitable for mass production. Since the body (2) is divided into the tubular hollow bodies (4, 5, 6), even if one of them leaks fluid, the shape of the outer wall body (2) as a whole collapses. Becomes difficult,
There are advantages such as easy replacement and repair of damaged tubular hollow bodies (4, 5, 6).

[Brief description of drawings]

FIG. 1 is a perspective view showing only a container of a mixer according to this embodiment.

2 is a cross-sectional view of a mixer in which a water flow agitator is installed in the container of FIG.

FIG. 3 is a cross-sectional view of a mixer in which a blade agitator is installed in the container of FIG.

FIG. 4 is a perspective view showing a state in which the container of FIG. 1 is folded.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Container, 2 ... Outer wall body, 3 ... Inner wall body, 4, 5, 6 ... Cylindrical hollow body, 7 ... Intake / exhaust port, 8 ... Bottom wall part, 9 ... Peripheral wall part, 1
2, 13 ... Stirrer, S ... Stirring means.

Claims (2)

[Claims] 1. A plurality of tubular hollow bodies (4, 5, 6) having fluid intake / exhaust ports (7) are stacked in the height direction, and the fluid for each tubular hollow body (4,5, 6) is It has a tubular outer wall body (2) capable of expanding and contracting at least in the height direction with intake and exhaust, and a peripheral wall portion (9) extending in the height direction on the bottom wall portion (8), and can expand and contract at least in the height direction. An expandable container for a mixer, comprising: an inner wall body (3), wherein the inner wall body (3) is inserted and held in an outer wall body (2). 2. A telescopic mixer, characterized in that the container (1) according to claim 1 is provided with a stirring means (S).