WO2007052328A1

WO2007052328A1 - Concrete material and transportation bag thereof

Info

Publication number: WO2007052328A1
Application number: PCT/JP2005/019988
Authority: WO
Inventors: Toshiaki Daida
Original assignee: Toshiaki Daida
Priority date: 2005-10-31
Filing date: 2005-10-31
Publication date: 2007-05-10

Abstract

A concrete material comprising a concrete aggregate containing bag having an opening formed in the top and a discharge opening formed in the center of the bottom face, a means for opening/closing the discharge opening, a suspension rope fixed to the concrete aggregate containing bag such that the bag is suspended with the discharge opening located at the lower part, a predetermined quantity of concrete aggregate contained in the concrete aggregate containing bag, a cement containing bag where its lower part opened to the concrete aggregate containing bag containing the concrete aggregate is closed by bending or overlapping, a predetermined quantity of cement contained in the cement containing bag, and a cement containing bag suspension rope so fixed to the upper part of the cement containing bag as to be suspended substantially simultaneously with the above-mentioned suspension rope when it is used. Concrete aggregate and cement weighed in a concrete aggregate plant are input in a mixed state into a concrete mixer at a construction site and optimal ready-mixed concrete can be produced easily. Furthermore, deterioration in quality can be prevented because the cement is contained in the cement containing bag until it is used. When it is used, it is suspended by means of a crane, or the like, and can be input into the concrete mixer while being mixed.

Description

Specification

Concrete raw material and transport bag for concrete raw material

Technical field

The present invention relates to a concrete raw material and a concrete raw material transport bag that can be transported so that ready-mixed concrete can be easily produced on site.

Background art

[0002] Conventionally, ready-mixed concrete used at construction sites has been metered in concrete aggregates such as sand and gravel, cement, and water into a concrete mixer truck at a ready-mix factory, and transported to the construction site while mixing. As a result, the quality of ready-mixed concrete deteriorates depending on the transport time, and the transport of ready-mixed concrete with water adds a heavy weight, resulting in poor transport efficiency. It was.

It is also conceivable to produce ready-mixed concrete at the construction site. However, concrete aggregates and cement have to be weighed, making it difficult to produce the best ready-made concrete.

Patent Document 1: None

Disclosure of the invention

Problems to be solved by the invention

[0003] In view of the above-mentioned conventional drawbacks, the present invention easily mixes concrete aggregate and cement measured in a concrete aggregate factory into a concrete mixer at a construction site in a mixed state, and easily achieves optimal production. Concrete can be manufactured, and cement is stored in the cement storage bag until it is used, so it can be prevented from deteriorating in quality. When used, it is mixed with a concrete mixer by lifting it with a crane or the like. The purpose is to provide concrete raw materials and transport bags for concrete raw materials that can be put in.

[0004] The above and other objects and novel features of the present invention will become more fully apparent when the following description is read in conjunction with the accompanying drawings.

However, the drawings are for explanation only and do not limit the technical scope of the present invention. Means for solving the problem

[0005] In order to achieve the above object, the present invention opens and closes a concrete aggregate storage bag having an opening at the top and an outlet at the center of the bottom, and a discharge opening of the concrete aggregate storage bag. Opening and closing means that can be operated, a suspension rope attached to the concrete aggregate storage bag so that the concrete aggregate storage bag can be lifted with the discharge port of the concrete aggregate storage bag positioned below, and the concrete aggregate storage A predetermined amount of concrete aggregate stored in the bag, a cement storage bag in which the lower part opened in the concrete aggregate storage bag storing the concrete aggregate is closed by folding or overlapping, and this A predetermined amount of cement stored in the cement storage bag and the suspension rope attached to the upper part of the cement storage bag are lifted almost simultaneously with the suspension rope in use. It constitutes a concrete raw materials in and kicked the cement storage bag hanging rope, Ru.

[0006] The present invention provides a concrete aggregate storage bag having an opening at the top and a discharge opening at the center of the bottom, and an opening / closing means capable of opening and closing the discharge opening of the concrete aggregate storage bag. And a suspension rope attached to the concrete aggregate storage bag so that the concrete aggregate storage bag can be lifted with the outlet of the concrete aggregate storage bag positioned below, and a predetermined amount in the concrete aggregate storage bag. A cement storage bag for storing a predetermined amount of cement, which is closed by folding or stacking the upper part of the concrete aggregate containing the concrete aggregate, and the upper part of the cement storage bag. A concrete material transport bag is composed of a cement storage bag suspension rope attached so as to be lifted almost simultaneously with the suspension rope in use.

The invention's effect

As is apparent from the above description, the present invention has the following effects.

(1) A concrete aggregate storage bag in which an opening is formed in the upper part and a discharge port is formed in the center of the bottom, and an opening / closing means capable of opening and closing the discharge port of the concrete aggregate storage bag, A suspension rope attached to the concrete aggregate storage bag and a predetermined amount stored in the concrete aggregate storage bag so that the concrete aggregate storage bag can be lifted with the discharge port positioned below. The concrete aggregate and the lower part opened in the concrete aggregate storage bag storing the concrete aggregate were closed by folding or overlapping. A cement storage bag, a predetermined amount of cement stored in the cement storage bag, and a cement storage mounted on the top of the cement storage bag so as to be lifted almost simultaneously with the suspension rope in use. Since it is composed of a bag hanging rope, the concrete aggregate and cement measured in the concrete aggregate storage bag are stored, so it should be put into a concrete mixer and used without weighing at the construction site. Can do.

Therefore, the optimal ready-mixed concrete can be manufactured efficiently and reliably.

[0009] (2) According to the above (1), since the cement is stored in a cement storage bag different from the concrete aggregate, it is possible to efficiently prevent deterioration of the cement quality.

[0010] (3) According to the above (1), the suspension rope and the cement storage bag suspension rope are lifted by being hooked to a hook of a crane or the like, and the discharge opening is opened at the input port of the concrete mixer. The bottom of the cement storage bag opens due to the fall of the cement so that cement can be poured into the concrete aggregate.

Therefore, mixing of the concrete aggregate and cement can be performed at the time of charging.

[0011] (4) According to the above (1), since the concrete aggregate and the cement are separated, it is possible to prevent the quality from deteriorating even if there are days before use.

[0012] (5) In claim 2, the same effects as in the above (1) to (4) can be obtained.

Brief Description of Drawings

[0013] Fig. 1 is a cross-sectional view of the best first embodiment for carrying out the present invention.

FIG. 2 is a front view of the best first embodiment for carrying out the present invention.

FIG. 3 is a side view of the best first embodiment for carrying out the present invention.

FIG. 4 is an explanatory diagram of the best concrete aggregate storage bag according to the first embodiment for carrying out the present invention.

FIG. 5 is an explanatory view showing a state in which the discharge port of the best first embodiment for carrying out the present invention is closed.

FIG. 6 is an explanatory diagram of a cement storage bag according to the first embodiment for carrying out the present invention.

FIG. 7 is an explanatory front view of the bent state of the bottom of the cement storage bag of the best first embodiment for carrying out the present invention.

FIG. 8 is a plan view for explaining the bent state of the bottom of the cement storage bag of the best first embodiment for carrying out the present invention. 圆 9] Explanatory drawing of the lifted state during transportation of the best first embodiment for carrying out the present invention

FIG. 10 is an explanatory diagram of a lifting state when using the best first embodiment for carrying out the present invention.

FIG. 11 is an explanatory view showing a discharge state to the hopper of the best first embodiment for carrying out the present invention.

FIG. 12 is a sectional view of a second embodiment for carrying out the present invention.

FIG. 13 is a front view of a second embodiment for carrying out the present invention.

FIG. 14 is an explanatory view of a cement storage bag according to a second embodiment for carrying out the present invention.

FIG. 15 is a sectional view of a third embodiment for carrying out the present invention.

FIG. 16 is an explanatory view of a cement storage bag according to a third embodiment for carrying out the present invention.

FIG. 17 is a cross-sectional view of a principal part of a cement storage bag according to a third embodiment for carrying out the present invention.

FIG. 18 is a sectional view of a fourth embodiment for carrying out the present invention.

FIG. 19 is an explanatory diagram of a main part of a fourth embodiment for carrying out the present invention.

Explanation of symbols

1, 1A, 1B, 1C: Concrete raw material,

2: opening, 3: outlet,

4: Discharge tube, 5: Concrete aggregate storage bag,

6: Rope as opening / closing means 7, 7A: Hanging rope,

8, 8A, 8B: Cement storage bag,

9, 9A, 9B, 9C: Concrete raw material transport bags,

10: Concrete aggregate, 11: Cement,

12: Cement storage bag body, 13: Opening,

14: Crane, 15: Hook,

16: Cement storage bag hanging rope,

17: Rope, 18: Track,

19: Concrete mixer, 20: Hopper,

21: rope, 22: cutting groove. BEST MODE FOR CARRYING OUT THE INVENTION

Hereinafter, the present invention will be described in detail based on the best mode for carrying out the present invention shown in the drawings.

[0016] In the best mode for carrying out the present invention shown in Figs. 1 to 11, 1 is a concrete raw material which is transported by a truck or the like to a construction site where the concrete aggregate factory power also uses ready-mixed concrete. The concrete raw material 1 has a concrete aggregate storage bag 5 with an opening 2 formed in the upper part and a discharge cylinder 4 that forms a discharge port 3 in the center of the bottom, and a discharge port 3 of the concrete aggregate storage bag 5. As an opening and closing means for opening and closing the pipe, the rope 6 partially sewn and fixed to the outer periphery of the discharge cylinder 4 and the discharge port 3 of the concrete aggregate storage bag 5 can be lifted in a state where it is positioned below. , Suspension ropes 7 and 7 attached to both sides of the concrete aggregate storage bag 5 by sewing or the like in a U-shape to form a loop, and a synthetic material such as polyethylene stored in the concrete aggregate storage bag 5 Resin material A concrete material transport bag 9 consisting of a concrete material transport bag 9 and a concrete aggregate storage bag 9 of this concrete material transport bag 9 Concrete bone such as sand and gravel stored and measured in a concrete aggregate factory Concrete aggregate factory, which is housed in a sealed state in a cement storage bag 8 located above the concrete aggregate 10 in the concrete aggregate storage bag 5 in which the concrete aggregate 10 is stored It consists of cement 11 weighed in

[0017] The cement storage bag 8 has a cylindrical shape with an upper and lower part opened, and a lower part of the cement storage bag body 12 closed by being folded or overlapped, and after the cement 11 is stored in the cement storage bag body 12 The cement storage bag suspension rope 16 is attached so as to form a loop that is locked to the hook 15 of the crane 14 to which the suspension ropes 7 and 7 are locked when the opening 13 is closed. ing.

[0018] In the concrete raw material 1 having the above-described configuration, the concrete aggregate 10 is measured and stored in the concrete aggregate storage bag 5 of the concrete raw material transport bag 9 in the concrete aggregate factory, and the concrete aggregate 10 is stored. Place the cement storage bag 8 closed by folding or stacking the lower end in the concrete aggregate storage bag 5 and store the cement 11 weighed from the upper opening 13, and open the opening of the cement storage bag 8. Close 13 with the cement storage bag suspension rope 16 so that it can be suspended. Then, the cement storage bag suspension rope 16 is also stored inside the concrete aggregate storage bag 5, or the cement storage bag suspension rope 16 is taken out and the opening 2 is closed with the rope 17 or the like.

[0019] In this state, the concrete aggregate 1 is loaded onto the truck 18 by suspending the suspension ropes 7 and 7 of the concrete aggregate storage bag 5 on the hook 15 of the crane 14, or the concrete raw material 1 is transferred from the truck 18 to the work site. Or down.

To use, remove the rope 17 in the opening 2 of the concrete aggregate storage bag 5 and release it, or supply it to the hopper 20 of the concrete mixer 19 as it is. The cement storage bag suspension rope 16 is locked and lifted, the discharge cylinder 4 is positioned in the hopper 20 of the concrete mixer 19, the rope 6 as the opening / closing means is opened, and the discharge port 3 is opened, thereby opening the concrete aggregate. The concrete aggregate 10 in the storage bag 5 is dropped and supplied into the hopper 20 from the discharge port 3 of the discharge cylinder 4, and the bottom of the cement storage bag 8 is folded or overlapped by discharging the concrete aggregate 10. The part that was closed in (1) is opened, and the cement (11) is discharged to the hopper (20) mixed with the concrete aggregate (10).

At this time, since the concrete aggregate 10 of the concrete aggregate storage bag 5 is discharged from the center portion, the lower portion of the cement storage bag 8 in the center portion opens, and the concrete aggregate 10 and the cement 11 are efficiently mixed. While being discharged.

In the concrete raw material 1 having the above-described configuration, the concrete aggregate 10 and the cement 11 are separated until they are used, and the cement 11 can be prevented from being adversely affected by moisture contained in the concrete aggregate 10.

[Different forms for carrying out the invention]

Next, different modes for carrying out the present invention shown in FIGS. 12 to 19 will be described. In the description of the different modes for carrying out the present invention, the same components as those in the best mode for carrying out the present invention are denoted by the same reference numerals, and redundant description is omitted. To do.

The second embodiment for carrying out the present invention shown in FIGS. 12 to 14 is mainly different from the best first embodiment for carrying out the present invention in that the upper opening 13 is formed. Open and close Cement storage bag 8A and concrete aggregate storage bag 5 attached with rope 21 and loop-shaped cement storage bag suspension rope 16 for lifting The U-shaped suspension ropes 7A and 7A are sewn on both sides and bottom of the rope. Since the concrete material transport bag 9A using a fixed material is used, the concrete raw material 1A constructed using the concrete material transport bag 9A is the best for carrying out the present invention. The same effect as the first form of can be obtained.

[0022] The third embodiment for carrying out the present invention shown in Figs. 15 to 17 is mainly different from the second embodiment for carrying out the present invention in that the bottom surface is sealed. A concrete material transport bag 9B using a cement storage bag 8B with a cut groove 22 formed on the bottom surface that tears when a predetermined load is applied is used. Even with the concrete raw material 1 B configured as described above, the same effects as those of the second embodiment for carrying out the present invention can be obtained.

[0023] The fourth embodiment for carrying out the present invention shown in FIGS. 18 and 19 is mainly different from the best first embodiment for carrying out the present invention in that the cement storage bag 8 Concrete that is formed with a loop 17a so that the opening 13 is closed together with a rope 17 that opens and closes the opening 2 of the concrete aggregate storage bag 5, and the closure is lifted together with the hanging ropes 7 and 7. The concrete raw material transport bag 9C is the same as the first preferred embodiment for carrying out the present invention, even if the concrete raw material transport bag 9C is constructed using such a concrete raw material transport bag 9C. The effect is obtained.

Industrial applicability

[0024] The present invention is used in the industry for producing concrete raw materials and concrete raw material transport bags.

Claims

The scope of the claims

[1] A concrete aggregate storage bag in which an opening is formed in the upper part and a discharge port is formed in the center of the bottom, opening and closing means capable of opening and closing the discharge port of the concrete aggregate storage bag, and the concrete bone A suspension rope attached to the concrete aggregate storage bag, and a predetermined amount of concrete aggregate stored in the concrete aggregate storage bag so that the material storage bag can be lifted with the discharge port positioned at the bottom. A cement storage bag in which the lower part opened in the concrete aggregate storage bag storing the concrete aggregate is closed by folding or overlapping, and a predetermined amount of cement stored in the cement storage bag And a cement storage bag suspension rope attached to the upper portion of the cement storage bag so as to be lifted almost simultaneously with the suspension rope in use. Concrete raw materials, characterized in that the Ranaru.

[2] A concrete aggregate storage bag in which an opening is formed in the upper part and a discharge port is formed in the center of the bottom, opening and closing means capable of opening and closing the discharge port of the concrete aggregate storage bag, and the concrete bone A suspension rope attached to the concrete aggregate storage bag and a predetermined amount of concrete aggregate are stored in the concrete aggregate storage bag so that the material storage bag can be lifted with the discharge port positioned at the bottom. A cement storage bag for storing a predetermined amount of cement which is closed by folding or overlapping the lower part of the upper part of the concrete aggregate, and the suspension rope attached to the upper part of the cement storage bag when used. A concrete material transport bag consisting of a cement storage bag suspension rope attached so that it can be lifted almost simultaneously.