JP2000025891A - Multi-purpose hopper for construction work - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a multi-purpose hopper for a construction work in which some large-sized construction material such as rubbles, crushed stones, gravels and surplus earth or the like frequently used in a foundation work and the like can be easily distributed at once in a manual operation over a location where a large amount of material is desired. SOLUTION: This hopper drops some construction materials such as rubbles, crushed stones, gravels, surplus earth, sand and ready-mixed concrete fed from an upper section of an opening of a storing member 2 onto a desired location by opening opening or closing lids 4, 5 formed at the bottom section of the storing member 2. In this case, a pair of opposing slant plates inclined from the storing member toward a downward central direction are movably arranged in a slant downward direction to form inverse gable roof-shaped opening or closing lids 4, 5, thereby the opening or closing lids are cooperatively operated to each other so as to open or close the feeding port 6 at the lower part of the storing member.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a construction hopper used for dropping a large amount of construction material such as sand or ready-mixed concrete into a desired place, and more particularly to a foundation for a building and a retaining wall among construction materials. The present invention relates to a multipurpose hopper for construction capable of suitably scattering large-sized split chestnuts, crushed stones, gravel and the like used for a sabo dam, a masonry masonry, etc. without clogging a dropper of a hopper.

[0002]

2. Description of the Related Art As a conventional construction hopper, FIG.
As shown in FIG. 13, a relatively small-diameter hopper 5 provided with an opening / closing lid 53 that moves horizontally to the bottom of a funnel-shaped storage body 51 having an open top and opening a dropout port 52.
0 exists. Then, a fluid such as ready-mixed concrete or sand or a small construction material is charged into the hopper 50, lifted by a crane or the like (not shown), and moved to a desired location. Is dropped from the drop outlet 52.

[0003]

However, in the above-mentioned conventional hopper 50, if a fluid such as ready-mixed concrete or sand or a small-sized construction material is used, there is no problem even from the relatively narrow bottom 52. Although it can be dropped, this type of hopper can be used in the case of large-sized split chestnuts, crushed stone, gravel, and surplus soil among construction materials, because the narrow dropping opening 52 is clogged. Did not.

For this reason, large construction materials such as split chestnuts, crushed stones, gravel, and surplus soil are placed on a large-diameter net called a net mokko, which is lifted by a crane or the like and moved to a desired place. It had to be done with a lot of time and labor, and a lot of manpower to remove the chestnuts, crushed stones, gravel, and surplus soil from the net mokko.

[0005] Therefore, the present invention provides a construction method in which large-sized construction materials such as split chestnuts, crushed stones, gravel, and surplus soil, which are frequently used in foundation works and the like, can be easily scattered in large quantities at desired locations at a time with a small number of hands. It is intended to provide a multipurpose hopper.

[0006]

In order to achieve the above-mentioned object, a multipurpose hopper for construction according to the present invention is used for constructing split chestnuts, crushed stone, gravel, residual soil, sand, ready-mixed concrete, etc., which are introduced from the upper opening of a storage body. In a hopper which drops a material to a desired location by opening an opening / closing lid formed at the bottom of the storage body, the storage body has a pair of opposed slopes inclined downward and toward the center from the storage body side. By disposing the plate body movably in the obliquely downward direction, an inverted gable-shaped opening / closing lid is formed, and the opening / closing lid at the bottom of the storage body can be freely opened and closed in conjunction with each other. Is what you do.

Further, the drop opening at the lower part of the storage body covered by the opening / closing lid body is characterized by being shifted to one side of the storage body.

[0008] The present invention is characterized in that a hanging member for lifting is arranged on the frame body surrounding and supporting the storage body.

[0009]

1 to 4 show a first embodiment of a multipurpose hopper for construction according to the present invention, in which 1 is a multipurpose hopper for construction, and 2 is a width of the hopper from the top of the opening to the bottom. Chestnut, crushed stone, gravel, surplus soil,
A storage body 3 for storing construction materials such as sand and ready-mixed concrete, 3 is a frame body that surrounds and holds the large-diameter storage body 2, and 4 and 5 cover a dropper 6 below the storage body 2. An inverted gable-shaped opening / closing lid formed by arranging a pair of opposed inclined plates which are disposed and inclined downward and toward the center from the sides of the storage body 2 so as to be movable in the obliquely downward direction. Reference numeral 7 denotes a rotating wheel having a handle 7a at one end for manually opening and closing the opening and closing lids 4 and 5, and 8 denotes a base end rotatably disposed above the frame body 3 so as to pass over the upper opening. It is a substantially U-shaped hanging member provided. Reference numeral 9 denotes a synthetic resin stopper member protruding from the upper four corners of the frame body 3, and is safety equipment for preventing fingers from being caught between the hanging member 8 and the upper surface of the frame body 3. is there.

FIGS. 1 to 4 show a state in which the opening / closing lids 4 and 5 of the multipurpose hopper 1 for construction cover the dropper 6 at the lower part of the storage body 2, and as shown in FIG. The opening area of the outlet 6 is set to be as large as possible as compared with the area of the upper part of the opening (for example, the size of the outlet 6 is 50
cm x 50 cm). A rack gear 10 is fixed on the back surfaces of the open / close lids 4 and 5, respectively, and a gear 11 meshing with the rack gear 10 and a rotating shaft 12 fixed to and extending to both sides are attached to the open / close lids 4 and 5. It is rotatably arranged on the back of the. The opening / closing lid 4 is, as shown in FIG.
When the top end contacts the top end of the opening / closing lid 5, the opening / closing lid 5 is stopped, and the opening / closing lid 5 is stopped when the upper end L-shaped stopper portion 5 a contacts the gear 11.

FIGS. 5 and 6 show the open / close lids 4 and 5.
A first small sprocket 14 for engaging a chain 13 at one end of each rotating shaft 12 is shown.
, And a second small sprocket 15 is provided. On the other hand, the rotating wheel 7 that is manually driven to rotate is connected to the first gear 16 and the first large sprocket 1 via its central axis.
7 and the first gear 16 meshes with the second gear 18 having the same number of teeth, so that the second large sprocket 19 rotates in the same direction as the first large sprocket 17 in the opposite direction. The chain 13 connects the first small sprocket 14 and the first large sprocket 17, and connects the second small sprocket 15 and the second large sprocket 19, so that the opening and closing cover 4 can be moved from the rotating wheel 7.
Up to 5 rack gears 10 are interlocked. That is, when the handle 7a of the rotating wheel 7 is driven to rotate clockwise, as shown in FIGS.
When the rotary wheel 7 is driven to rotate counterclockwise, the opening / closing lids 4 and 5 are lowered to close the drop opening 6. The ratio between the number of teeth of the small sprocket and the number of teeth of the large sprocket is the amount of movement of the opening and closing lids 4 and 5 with respect to the rotation angle of the rotating wheel 7.
Is appropriately set so that the force required for the rotational drive of the motor does not become excessive.

When construction materials such as split chestnuts, crushed stones, gravel, surplus soil, sand, and ready-mixed concrete are put into the storage body 2 of the multipurpose hopper 1 for construction, a considerable load is applied to the plate-like opening and closing lids 4 and 5. Therefore, a large number of roller members 20 are arranged so as to abut on both sides of the open / close lids 4 and 5 so as not to cause a risk of being deformed or rubbed by the load and not moving. Thereby, the opening and closing lids 4, 5
Can be smoothly slid and opened and closed without being easily deformed. Incidentally, the roller member 20 may be provided not only on the storage body 2 side but also on the back surface of the opening and closing lids 4 and 5, and in this case, there is a possibility that earth and sand may be applied to the roller member. A smoother opening and closing operation is expected with less.

FIG. 9 shows the use state of the multipurpose hopper 1 for construction. First, the chestnut, crushed stone, gravel, residual soil, sand,
After the construction material such as ready-mixed concrete is put, the construction multipurpose hopper 1 is lifted by hooking a hook 21 from a crane or the like into the hole 8a in the central portion of the hanging member 8, and the construction multipurpose hopper is moved to a desired place. Move 1 Then, the handle 7a of the rotating wheel 7 is driven to rotate clockwise to raise the opening / closing lids 4 and 5, and the opening 6 is widely opened to construct the inside of the chestnut, crushed stone, gravel, residual soil, sand, ready-mixed concrete and the like. Drop the material to the desired location. When the rotating wheel 7 is released after the dropping, the opening / closing lids 4 and 5 are lowered by their own weight to close the dropping opening 6.

FIG. 10 shows a second embodiment of the multipurpose hopper 21 for construction according to the present invention. In the multipurpose hopper 22 for construction, the functional structure of the opening / closing lid described above hardly changes. The upper part of the opening of the storage body 23 is rectangular, and the size of the dropper 24 is, for example, 70 cm × 45.
cm, and the position where the tips of the open / close lids 25 and 26 abut is shifted to one side of about 15 cm from the center of the storage body 23. In addition, the hanging member 27
Are positioned so as to extend across the short side of the upper opening of the storage body 23. Other configurations are the same as those in the first embodiment.

As shown in FIG. 11, the multipurpose hopper 22 for construction having such a structure is used to spread construction materials such as chestnuts, crushed stones, gravel, and surplus soil on slopes such as masonry masonry and retaining walls. The outlet 24 of the multipurpose hopper 22 for construction can be brought as close as possible to the slope,
Thereby, the position where the construction material 28 is dropped can be set more accurately, which is preferable. Of course, the multipurpose hopper 22 for construction can be used not only on a slope but also on any place.

[0016]

As described above in detail, according to the multipurpose hopper for construction of the present invention, construction materials such as split chestnuts, crushed stone, gravel, residual soil, sand, and ready-mixed concrete, which are put in from the upper opening of the storage body, are stored. In a hopper which is dropped at a desired location by opening an opening / closing lid formed at the bottom of the body, the storage body is provided with a pair of opposed inclined plates which are inclined downward from the storage body side toward the center toward each other. The opening / closing lid has a reverse gable shape by being movably disposed in the direction, and the opening / closing lid at the lower part of the housing can be freely opened / closed in conjunction with each other, so that the opening / closing lid is a storage body. With a large opening at the bottom, large construction materials such as split chestnuts, crushed stones, gravel, and surplus soil can be easily scattered in large quantities at desired locations with a small number of hands at a time. Will greatly contribute to This eliminates the need to use a conventional net mocco, and eliminates the possibility that the dropper of the hopper is clogged with large-sized construction materials.

By disposing the opening at the lower part of the storage body covered by the opening / closing lid body to one side of the storage body, it is divided into slopes such as a stone masonry and a retaining wall, and chestnuts, crushed stones, gravel, When dispersing construction materials such as surplus soil, it is possible to bring the drop of the multipurpose hopper for construction as close as possible to the slope,
This makes it possible to set the drop position more accurately, which is extremely preferable.

Further, by disposing a hanging member for lifting the frame body which surrounds and supports the storage body, the multipurpose hopper for construction can be easily moved and transported by hanging it with a crane or the like.

[Brief description of the drawings]

FIG. 1 is a front view of a first embodiment of a multipurpose hopper for construction according to the present invention.

FIG. 2 is a plan view of a first embodiment of the multipurpose hopper for construction of the present invention.

FIG. 3 is a side view of the first embodiment of the multipurpose hopper for construction of the present invention.

FIG. 4 is a sectional view taken along line AA of FIG. 3;

FIG. 5 is an explanatory view showing an opening / closing drive mechanism in the multipurpose hopper for construction of the present invention.

FIG. 6 is a perspective view showing an opening / closing drive mechanism in the multipurpose hopper for construction of the present invention.

FIG. 7 is a cross-sectional view showing a state in which an opening / closing lid body in FIG. 4 is opened.

FIG. 8 is a plan view showing a state where an opening / closing lid body in FIG. 2 is opened.

FIG. 9 is a front view showing a hanging state of the first embodiment of the multipurpose hopper for construction of the present invention.

FIG. 10 is a plan view of a second embodiment of the multipurpose hopper for construction according to the present invention.

FIG. 11 is an explanatory view showing a use state of a second embodiment of the multipurpose hopper for construction of the present invention.

FIG. 12 is a sectional view showing a conventional hopper.

FIG. 13 is a sectional view showing a conventional hopper.

DESCRIPTION OF THE SYMBOLS 1 Construction multipurpose hopper 2 Storage body 3 Frame body 4 Opening / closing lid 5 Opening / closing lid 6 Dropper 7 Rotating wheel 8 Hanging member 9 Stopper member 10 Rack gear 11 Gear 12 Rotating shaft 13 Chain 14 First Small sprocket 15 Second small sprocket 16 First gear 17 First large sprocket 18 Second gear 19 First large sprocket 20 Roller member 21 Hook 22 Construction multipurpose hopper 23 Storage body 24 Dropout port 25 Opening / closing lid 26 Opening / closing lid 27 Hanging member 28 Construction material

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[Procedure amendment]

[Submission date] May 10, 1999 (1999.5.1
0)

[Procedure amendment 1]

[Document name to be amended] Statement

[Correction target item name] Full text

[Correction method] Change

[Correction contents]

[Document Name] Statement

[Title of the Invention] Multipurpose hopper for construction

[Claims]

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a construction hopper used for dropping a large amount of construction material such as sand or ready-mixed concrete into a desired place, and more particularly to a foundation for a building and a retaining wall among construction materials. The present invention relates to a multipurpose hopper for construction capable of suitably scattering large-sized split chestnuts, crushed stones, gravel and the like used for a sabo dam, a masonry masonry, etc. without clogging a dropper of a hopper.

[0002]

2. Description of the Related Art As a conventional construction hopper, FIG.
As shown in FIG. 13, a relatively small-diameter hopper 5 provided with an opening / closing lid 53 that moves horizontally to the bottom of a funnel-shaped storage body 51 having an open top and opening a dropout port 52.
0 exists. Then, a fluid such as ready-mixed concrete or sand or a small construction material is charged into the hopper 50, lifted by a crane or the like (not shown), and moved to a desired location. Is dropped from the drop outlet 52.

[0003]

However, in the above-mentioned conventional hopper 50, if a fluid such as ready-mixed concrete or sand or a small-sized construction material is used, there is no problem even from the relatively narrow bottom 52. Although it can be dropped, this type of hopper can be used in the case of large-sized split chestnuts, crushed stone, gravel, and surplus soil among construction materials, because the narrow dropping opening 52 is clogged. Did not.

For this reason, large construction materials such as split chestnuts, crushed stones, gravel, and surplus soil are placed on a large-diameter net called a net mokko, which is lifted by a crane or the like and moved to a desired place. It had to be done with a lot of time and labor, and a lot of manpower to remove the chestnuts, crushed stones, gravel, and surplus soil from the net mokko.

[0005] Therefore, the present invention provides a construction method in which large-sized construction materials such as split chestnuts, crushed stones, gravel, and surplus soil, which are frequently used in foundation works and the like, can be easily scattered in large quantities at desired locations at a time with a small number of hands. It is intended to provide a multipurpose hopper.

[0006]

In order to achieve the above-mentioned object, a multipurpose hopper for construction according to the present invention is used for constructing split chestnuts, crushed stone, gravel, residual soil, sand, ready-mixed concrete, etc., which are introduced from the upper opening of a storage body. In a hopper which drops a material to a desired location by opening an opening / closing lid formed at the bottom of the storage body, the storage body has a pair of opposed slopes inclined downward and toward the center from the storage body side. together to form a lid body opposite gable shape by disposing freely move plate member obliquely downward, the lid body is freely open and close the input opening of the conjunction with container bottom each other, under-projecting The mouth is profitable
Enclosing the storage body and being offset to one side of the package
For lifting the hopper
The present invention is characterized in that a hanging member is provided.

[0007]

1 to 4 show a first embodiment of a multipurpose hopper for construction according to the present invention, in which 1 is a multipurpose hopper for construction, and 2 is a width of the hopper from the top of the opening to the bottom. Chestnut, crushed stone, gravel, surplus soil,
A storage body 3 for storing construction materials such as sand and ready-mixed concrete, 3 is a frame body that surrounds and holds the large-diameter storage body 2, and 4 and 5 cover a dropper 6 below the storage body 2. An inverted gable-shaped opening / closing lid formed by arranging a pair of opposed inclined plates which are disposed and inclined downward and toward the center from the sides of the storage body 2 so as to be movable in the obliquely downward direction. Reference numeral 7 denotes a rotating wheel having a handle 7a at one end for manually opening and closing the opening and closing lids 4 and 5, and 8 denotes a base end rotatably disposed above the frame body 3 so as to pass over the upper opening. It is a substantially U-shaped hanging member provided. Reference numeral 9 denotes a synthetic resin stopper member protruding from the upper four corners of the frame body 3, and is safety equipment for preventing fingers from being caught between the hanging member 8 and the upper surface of the frame body 3. is there.

FIGS. 1 to 4 show a state in which the opening / closing lids 4 and 5 of the multipurpose hopper 1 for construction cover the dropper 6 at the lower part of the storage body 2, and as shown in FIG. The opening area of the outlet 6 is set to be as large as possible as compared with the area of the upper part of the opening (for example, the size of the outlet 6 is 50
cm x 50 cm). A rack gear 10 is fixed on the back surfaces of the open / close lids 4 and 5, respectively, and a gear 11 meshing with the rack gear 10 and a rotating shaft 12 fixed to and extending to both sides are attached to the open / close lids 4 and 5. It is rotatably arranged on the back of the. The opening / closing lid 4 is, as shown in FIG.
When the top end contacts the top end of the opening / closing lid 5, the opening / closing lid 5 is stopped, and the opening / closing lid 5 is stopped when the upper end L-shaped stopper portion 5 a contacts the gear 11.

FIGS. 5 and 6 show the open / close lids 4 and 5.
A first small sprocket 14 for engaging a chain 13 at one end of each rotating shaft 12 is shown.
, And a second small sprocket 15 is provided. On the other hand, the rotating wheel 7 that is manually driven to rotate is connected to the first gear 16 and the first large sprocket 1 via its central axis.
7 and the first gear 16 meshes with the second gear 18 having the same number of teeth, so that the second large sprocket 19 rotates in the same direction as the first large sprocket 17 in the opposite direction. The chain 13 connects the first small sprocket 14 and the first large sprocket 17, and connects the second small sprocket 15 and the second large sprocket 19, so that the opening and closing cover 4 can be moved from the rotating wheel 7.
Up to 5 rack gears 10 are interlocked. That is, when the handle 7a of the rotating wheel 7 is driven to rotate clockwise, as shown in FIGS.
When the rotary wheel 7 is driven to rotate counterclockwise, the opening / closing lids 4 and 5 are lowered to close the drop opening 6. The ratio between the number of teeth of the small sprocket and the number of teeth of the large sprocket is the amount of movement of the opening and closing lids 4 and 5 with respect to the rotation angle of the rotating wheel 7.
Is appropriately set so that the force required for the rotational drive of the motor does not become excessive.

When construction materials such as split chestnuts, crushed stones, gravel, surplus soil, sand, and ready-mixed concrete are put into the storage body 2 of the multipurpose hopper 1 for construction, a considerable load is applied to the plate-like opening / closing lids 4 and 5. Therefore, a large number of roller members 20 are arranged so as to abut on both sides of the open / close lids 4 and 5 so as not to cause a risk of being deformed or rubbed by the load and not moving. Thereby, the opening and closing lids 4, 5
Can be smoothly slid and opened and closed without being easily deformed. Incidentally, the roller member 20 may be provided not only on the storage body 2 side but also on the back surface of the opening and closing lids 4 and 5, and in this case, there is a possibility that earth and sand may be applied to the roller member. A smoother opening and closing operation is expected with less.

FIG. 9 shows a use state of the multipurpose hopper 1 for construction. First, the inside of the multipurpose hopper 1 is divided into chestnuts, crushed stones, gravel, residual soil, sand, and the like.
After the construction material such as ready-mixed concrete is put, the hook 21 from a crane or the like is hooked into the hole 8a in the central portion of the hanging member 8, the construction multipurpose hopper 1 is lifted, and the construction multipurpose hopper is moved to a desired place. Move 1 Then, the handle 7a of the rotating wheel 7 is driven to rotate clockwise to raise the opening / closing lids 4 and 5, and the opening 6 is widely opened. Drop the material to the desired location. When the rotating wheel 7 is released after the dropping, the opening / closing lids 4 and 5 are lowered by their own weight to close the dropping opening 6.

FIG. 10 shows a second embodiment of the multipurpose hopper 21 for construction according to the present invention. In the multipurpose hopper 22 for construction, the functional structure of the opening / closing lid described above hardly changes. The upper part of the opening of the storage body 23 is rectangular, and the size of the dropper 24 is, for example, 70 cm × 45.
cm, and the position where the tips of the open / close lids 25 and 26 abut is shifted to one side of about 15 cm from the center of the storage body 23. In addition, the hanging member 27
Are positioned so as to extend across the short side of the upper opening of the storage body 23. Other configurations are the same as those in the first embodiment.

As shown in FIG. 11, the construction versatile hopper 22 having such a structure is used to spread construction materials such as chestnuts, crushed stones, gravel, and surplus soil on slopes such as masonry masonry and retaining walls. The outlet 24 of the multipurpose hopper 22 for construction can be brought as close as possible to the slope,
Thereby, the position where the construction material 28 is dropped can be set more accurately, which is preferable. Of course, the multipurpose hopper 22 for construction can be used not only on a slope but also on any place.

[0014]

As described above in detail, according to the multipurpose hopper for construction of the present invention, construction materials such as split chestnuts, crushed stone, gravel, residual soil, sand, and ready-mixed concrete, which are put in from the upper opening of the storage body, are stored. In a hopper which is dropped at a desired location by opening an opening / closing lid formed at the bottom of the body, the storage body is provided with a pair of opposed inclined plate bodies which are inclined downward and toward the center from the side of the storage body. An open / close lid having an inverted gable shape is formed by being movably disposed in a downward direction, and the open / close lids are linked with each other to make the opening at the bottom of the storage body freely openable and closable, and the opening is Shift to one side of
Frame that surrounds and supports the storage body
The body is equipped with a hanging member for lifting the hopper . A large amount of construction material can be easily scattered at a desired place at a time with a small number of hands, greatly contributing to work efficiency and labor saving. This eliminates the need to use a conventional net mocco, and eliminates the possibility that the dropper of the hopper is clogged with large-sized construction materials.

[0015] By displacing the opening of the lower part of the storage body covered by the opening / closing lid body to one side of the storage body, the chestnut, crushed stone, gravel, etc. can be divided into slopes such as masonry masonry and retaining walls. When dispersing construction materials such as surplus soil, it is possible to bring the drop of the multipurpose hopper for construction as close as possible to the slope,
This makes it possible to set the drop position more accurately, which is extremely preferable.

In addition, by disposing a hanging member for lifting the frame body surrounding and supporting the storage body, it is possible to easily move and transport the construction multipurpose hopper by hanging it with a crane or the like.

[Brief description of the drawings]

FIG. 1 is a front view of a first embodiment of a multipurpose hopper for construction according to the present invention.

FIG. 2 is a plan view of a first embodiment of the multipurpose hopper for construction of the present invention.

FIG. 3 is a side view of a first embodiment of the multipurpose hopper for construction of the present invention.

FIG. 4 is a sectional view taken along line AA of FIG. 3;

FIG. 5 is an explanatory view showing an opening / closing drive mechanism in the multipurpose hopper for construction of the present invention.

FIG. 6 is a perspective view showing an opening / closing drive mechanism in the multipurpose hopper for construction of the present invention.

FIG. 7 is a cross-sectional view showing a state in which an opening / closing lid body in FIG. 4 is opened.

FIG. 8 is a plan view showing a state where an opening / closing lid body in FIG. 2 is opened.

FIG. 9 is a front view showing a hanging state of the first embodiment of the multipurpose hopper for construction of the present invention.

FIG. 10 is a plan view of a second embodiment of the multipurpose hopper for construction according to the present invention.

FIG. 11 is an explanatory diagram showing a use state of a second embodiment of the multipurpose hopper for construction of the present invention.

FIG. 12 is a sectional view showing a conventional hopper.

FIG. 13 is a sectional view showing a conventional hopper.

DESCRIPTION OF THE SYMBOLS 1 Construction multipurpose hopper 2 Storage body 3 Frame body 4 Opening / closing lid 5 Opening / closing lid 6 Dropper 7 Rotating wheel 8 Hanging member 9 Stopper member 10 Rack gear 11 Gear 12 Rotating shaft 13 Chain 14 First Small sprocket 15 Second small sprocket 16 First gear 17 First large sprocket 18 Second gear 19 First large sprocket 20 Roller member 21 Hook 22 Construction multipurpose hopper 23 Storage body 24 Dropout port 25 Opening / closing lid 26 Opening / closing lid 27 Hanging member 28 Construction material

Claims (3)

[Claims] Claims: 1. A split chestnut poured from an upper opening of a storage body,
In a hopper in which a material for construction such as crushed stone, gravel, surplus soil, sand, and ready-mixed concrete is dropped at a desired location by opening an opening / closing lid formed at the bottom of the storage body, the storage body has a lower center than the storage body side. A pair of opposed inclined plates, which are inclined in the direction, are movably arranged in the obliquely downward direction to form a reverse gable-shaped opening / closing lid. A multipurpose hopper for construction, characterized in that the opening at the bottom can be freely opened and closed. 2. The multipurpose hopper for construction according to claim 1, wherein a drop opening of a lower part of the storage body covered by the opening / closing lid body is shifted to one side of the storage body. 3. The multipurpose hopper for construction according to claim 1, wherein a hanging member for lifting is provided on the frame body surrounding and supporting the storage body.