JPH0672898U - Container for powders - Google Patents

Abstract

(57) [Summary] [Purpose] To enable a filling flange frame to be easily and detachably attached to a cylindrical filling port of a container for powder and granules. In a container made of a flexible material, a cylindrical filling port 3 is provided on an upper surface portion of a storage portion, a discharge port is provided on a bottom surface portion, and a tightening means 10 made of an elastic body or the like is provided at an end portion 3a of the cylindrical filling port 3. To provide. The flange frame 20 has a frame portion 22 having an opening 21 in the center and a tube opening 23 projecting from the opening edge, and an outwardly projecting edge 24 is provided at the end of the tube opening 23. . The flange frame 20 is detachably attached to the tubular filling port 3 by covering the outer end of the tubular filling port 3 with the end 3a of the tubular filling port 3.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a flexible container for a granular material, which is made of a flexible material and has a cylindrical input port on the top and an output port on the bottom.

[0002]

[Industrial applications]

 In recent years, a so-called flexible container made of a flexible material such as a woven cloth such as a synthetic resin cloth, or a woven cloth obtained by coating or laminating a resin on the cloth has been put into practical use as a container for powder and granules. There is. This container is generally provided with a cylindrical filling port on the upper surface of the accommodating unit and a discharging port on the bottom surface in consideration of the filling and discharging operations of the powder and granules.

Since the tubular filling port of such a container has a flexible tubular shape, it is difficult to hold the tubular filling port in an open state at the time of filling work of powder or the like, and the connection with the filling port of the filling device is easy. is not.

Therefore, a flange frame formed of a rigid material such as synthetic resin and having a frame-shaped opening is attached to the end of the cylindrical filling port, and the flange frame is attached to the filling device. It is considered that the tubular filling port is held in an open state by being locked to a locking device such as a rail, and thereby the filling work is automated.

Further, as a flange frame attached to the cylindrical filling port as described above, for example, as disclosed in Japanese Utility Model Publication No. 57-53279, a frame body (flange) attached to the cylindrical filling port. There is also a case in which a frame is configured to be bendable, and the cylindrical filling port can be opened and closed by bending the frame.

[0006]

[Problems to be solved by the device]

 However, in the conventional container of this type, as a means for attaching the flange frame to the cylindrical filling port, the end of the cylindrical filling port is bonded or welded or sewn to the opening edge at the center of the flange frame. The one that is fixed by is generally used, and the flange frame cannot be removed.

Therefore, it is troublesome to attach the flange frame, and it is difficult to replace the flange frame. When the container body is damaged, the usable flange frame is also discarded. Become. Further, the flange frame is not necessary at all during the transportation of the container and the discharge work at the transportation destination, which is rather an obstacle.

[0008] Furthermore, in the case of a type of container that is used repeatedly, the flange frame may be left attached, but in the case of a one-way type container, an expensive and durable flange frame is also disposable. It is uneconomical.

The present invention has been made in view of the above, and is a powder which enables the filling flange frame to be easily and detachably attached to the cylindrical filling port by a simple operation. It provides a container for granules.

[0010]

[Means for Solving the Problems]

 The container for powder and granules of the present invention that solves the above-mentioned problems is formed of a flexible material, and has a cylindrical filling port on the upper surface of the accommodating portion and a discharge port on the bottom surface. It is characterized in that the end portion is provided with a tightening means such as a telescopic body so as to be attachable to a cylinder mouth portion such as a flange frame.

Furthermore, the container for powder and granules of the present invention is formed of a flexible material, a container main body having a cylindrical filling port on the upper surface of the accommodating portion and a discharge port on the bottom surface, and the cylindrical body. The flange frame for filling is attached to the cylindrical filling port, and the flange frame has a frame part having an opening in the central part and a cylinder port protruding from the opening edge, and the flange frame is outwardly provided at the end of the cylinder port. On the other hand, a protruding edge is provided on the other side, and on the other hand, the end of the cylindrical filling port of the container body is provided with a tightening means such as an expandable body, and this end is attached to the outside of the cylindrical port of the flange frame. It is characterized by being wearable.

In the above description, the tightening means provided at the end of the cylindrical filling port may be used as a string body for binding.

[0013]

[Action]

 According to the container of the present invention described above, since the end of the tubular filling port is provided with a tightening means such as an expandable body, the end of the tubular filling port is not connected to the tubular port of the filling flange frame. By covering the tubular portion, it can be attached to the outer periphery of the tubular opening portion by the elastic force of the elastic body or the like which is the fastening means. Further, this allows the flange frame to be easily attached to the cylindrical filling port.

That is, in the combination of the container body and the flange frame as claimed in claim 2, in order to attach the flange frame to the tubular filling port, the end of the tubular filling port is attached to the tubular port of the filling flange frame. The end of the tubular filling port is clamped and adheres to the outer periphery of the tubular opening by the elastic force of the elastic body, which is the fastening means, and it is attached to the protruding edge of the tubular opening end. As a result, they are prevented from coming off, and are thus held in a connected state.

In particular, when the end portion of the tubular filling port is put on the tubular port of the flange frame by passing it from the side opposite to the projecting side and folding it back outward, The end portion of the tubular filling port that engages with is more difficult to come off, and the connected state can be better maintained.

In this way, the flange frame can be easily attached to the end of the cylindrical filling port. Further, in order to remove the franchise frame from the tubular filling port, it may be detached from the tubular port by widening the end portion against the elastic force of the elastic body or the like which is the fastening means.

Further, even when the tightening means provided at the end of the tubular filling port is a string for bundling, the end of the tubular loading port is covered over the tubular port in the same manner as described above. It can be easily attached by the bundling action of the string in the state, and can be released by releasing the bundling.

[0018]

【Example】

 Next, an embodiment of the present invention will be described with reference to the drawings.

1 to 3 show an embodiment of a container for powder and granules according to the present invention.

The main body (1) of this container is made of a monofilament such as polypropylene resin or other woven cloth such as so-called synthetic resin cloth woven from synthetic resin fibers, or woven cloth such as resin coated or laminated It is made of a flexible material and is formed by means such as sewing or fusing. If necessary, an inner bag (not shown) made of a synthetic resin film may be incorporated.

In this container body (1), a cylindrical filling port (3) is continuously provided at the center of the upper surface of the accommodating part (2), and a cylindrical outlet (4) is continuously provided at the center of the bottom part. Has been done. The outlet (4) may have a rectangular cross section. A binding string (5) is attached to the discharge port (4). In the figure, (6) is an inner lid provided outside the outlet (4), (7) is a blade lid provided around the outlet (4), and (8) is a tightening rope inserted through the blade lid. is there. (13) is a suspending belt connected to the accommodating portion (2).

At the end (3a) of the cylindrical filling port (3), for example, a ring-shaped rubber rope, a rubber band, an elastic band or other elastic body (10) is installed as a tightening means, It is provided so that it can be elastically attached to the tubular portion such as the tubular mouth of the flange frame to be described later.

As shown in the figure, the elastic body (10) which is the tightening means can slightly squeeze the end portion (3a) of the cylindrical filling port (3) in the normal state, and the cylindrical port of the flange frame. The diameter is set so that they can be elastically tightened. For example, when the diameter of the cylindrical filling port (3) is 300 mm, the diameter of the expandable body (10) is set to about 200 to 250 mm. Of course, dimensions other than the above may be set depending on the elasticity of the elastic body (10).

As a means for mounting the expandable body (10) on the end portion (3a) of the cylindrical filling port (3), in addition to directly attaching it to the end portion (3a) by sewing or other means, As shown in an enlarged view in FIG. 6, it is also possible to form a tubular portion by folding and suturing at the end portion (3a) and insert the expandable body (10) through the tubular portion.

FIG. 4 shows a ridge frame (20) for filling, which is attached to the cylindrical filling port (3) of the container body (1).

The flange frame (20) is made of a synthetic resin material having appropriate strength and rigidity, or is made of a metal material such as a metal pipe or flat iron, and has a central portion as shown in the figure. It has a frame portion (22) having an opening (21) in the inside, and a barrel opening (23) protruding from the opening edge. A projecting edge (24) projecting outward is provided at the tip of the tube mouth (23) in a discontinuous manner at every required circumferential interval.

The dimensions of each part of the flange frame (20) are set according to the diameter of the tubular filling port (3) of the container body (1) used, and for example, the above-mentioned tubular port (23) is a container main body. In order to cover the tubular filling port (3) of the body (1), the diameter is smaller than that of the tubular filling port (3), especially the outer diameter of the protruding edge (24) is larger than that of the tubular filling port (3). Is also set to be slightly smaller in diameter.

The projecting edge (24) may be formed continuously in the circumferential direction, but the engaging operation of the end portion (3a) of the tubular discharge port (3) put on the tubular port (23). From the point of use, it is desirable to form them intermittently as shown in the figure. In this case, the distance, length, number and the like of the protruding edges (24) can be set appropriately. (25) in the figure shows a reinforcing rib.

In order to attach the flange frame (20) to the cylindrical filling port (3) of the container body (1), the end portion (3a) of the cylindrical filling port (3) is tightened with a fastening means. The elastic force of the elastic body (10) may be used to cover the outside of the cylindrical opening (23) of the flange frame (20).

That is, with respect to the tube mouth (23) of the flange frame (20) with the tube mouth (23) facing upward, it is pulled out from below through the end (3a) of the cylindrical filling port (3), and the end (3a) ) Is folded back to the outside of the tube mouth (23) and put on. As a result, as shown in FIGS. 5 and 6, the end portion (3a) comes into close contact with the outer periphery of the barrel opening (23) by the tightening action of the elastic body (10), and this also causes the barrel opening (23) to come into close contact. By engaging with the projecting edge (24) at the end of the, the withdrawal from the tube mouth (23) is prevented.

Therefore, the tubular filling port (3) is held in a connected state by engaging with the tubular port (23) of the flange frame (20) and does not come out even if a slight downward force is applied. , It is held in a fixed open state.

It is to be noted that the tubular mouth (23) of the flange frame (20) is oriented downward, and the end portion (3a) of the tubular filling port (3) is attached to the telescopic body (10) with respect to the tubular mouth (23). It is also possible to use it by covering it with the elastic force of the same as above. Also in this case, the end portion (3a) is engaged with the projecting edge (24) by the tightening action of the elastic body (10). It is connected without being pulled out.

When the powdery material or the like is filled, the cylindrical discharge port (4) is tied with the binding string (5) and covered with the inner lid (6) and the vane lid (7). As shown in 3, the bottom surface of the accommodation portion (2) is closed. Then, this container is hung by the hanging band (13) connected to the accommodating portion (2), and the flange frame (20) attached to the tubular filling port (3) is attached to a rail or the like. With the cylindrical discharge port (3) held in the opened state by being locked to the supporting means, the cylindrical discharge port (3) is conveyed to the filling section of the filling device, and the granular material or the like is conveyed on the conveying means such as a roller conveyor. Automatic filling.

When the filling work is completed, the tubular filling port (3) is bound and closed by, for example, a metal clip means or a binding string, and then attached to the tubular filling port (3). Remove the flange frame (20). At this time, the flange frame (20) can be easily removed by pulling out the end portion (3a) of the tubular filling port from the tubular port (23) so as to widen it against the elastic force of the elastic body (10). .

Therefore, the flange frame (20) can be shipped in a detached state, and even if it is a one-way type container, the durable flange frame (20) cannot be thrown away, and the flange frame (20 ) Can be used repeatedly.

In the present invention, as a tightening means provided at the end of the cylindrical filling port (3), a string body for bundling can be attached, though not shown. Also in this case, the end portion (3a) of the tubular filling port (3) can be easily attached by the binding action of the cord while the tubular opening (23) is covered in the same manner as described above, It can be released by canceling.

In the above embodiment, as means for suspending the container body (1), in addition to the suspending belt (13), a suspending rope (14) was connected as shown in FIG. It can be configured. Further, the reinforcing body (15) attached to the connecting portion of the belt (13) and the rope (14) of the suspending means is rotated around the bottom of the accommodating portion (2) to stably support the internal load during suspension. It is desirable to do so.

[0038]

[Effect of device]

 As described above, according to the container of the present invention, the filling flange frame can be easily attached to and detachably attached to the cylindrical filling port by a very simple covering operation.

Therefore, the mounting work of the flange frame at the time of filling becomes easy, and the filling work can be made efficient. In addition, by removing the flange frame after filling, the tubular filling port can be easily closed and the bulkiness can be reduced, and it does not interfere with handling during transportation. Even with a one-way type container, the flange frame, which is relatively expensive and durable, is not wasted, and the flange frame can be used repeatedly, which is economical. Further, when one of the container body and the flange frame is damaged, only one of them can be replaced and used.

[Brief description of drawings]

FIG. 1 is a perspective view of a container showing an embodiment of the present invention.

FIG. 2 is a front view of the above.

FIG. 3 is a bottom view in which the discharge port of the container is closed.

FIG. 4 is a perspective view of a flange frame.

FIG. 5 is a perspective view of a container in which a flange frame is attached to a cylindrical filling port.

FIG. 6 is an enlarged cross-sectional view of a flange frame mounting portion of the above.

FIG. 7 is a front view illustrating a container according to another embodiment.

[Explanation of symbols]

 (1) Container body (2) Storage part (3) Cylindrical filling port (3a) End part (4) Discharge port (10) Tightening means (20) Flange frame (21) Opening (22) Frame part (23) Tube mouth (24) Projecting edge

Claims (3)

[Scope of utility model registration request] 1. A flexible material, a cylindrical filling port is provided on an upper surface of a housing portion, and a discharge port is provided on a bottom surface of the accommodating portion. A container for powder or granules, which is provided so as to be attachable to a cylinder mouth portion such as a flange frame. 2. A container body, which is made of a flexible material and has a cylindrical filling port on the upper surface of the accommodating portion and a discharge port on the bottom surface, and a filling unit attached to the cylindrical filling port. The flange frame has a frame portion having an opening in the center and a tube mouth projecting from the opening edge, and an outwardly projecting edge is provided at the end of the tube mouth, while The end of the cylindrical filling port of the container body is provided with a tightening means such as a telescopic body, and the end of the port is attachable to the outside of the cylindrical port of the flange frame. A container for powder and granules. 3. The container for powdery or granular material according to claim 1, wherein the tightening means provided at the end of the cylindrical filling port is a string for bundling.