JP2013079103A - Liquid container - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a structure which permits a container bag to be easily set in a container body and prevents a liquid from remaining in the bag when the liquid in the bag is emptied in a liquid container including a drum-type container body having a cylindrical body portion and the container bag.SOLUTION: The container includes: the container body 1 where an upper body 11a, a lower body 11b, and a bottom plate 12 which are dividedly formed are provided to be joinable, and the container bag 3 inserted into and set in the container body 1. The container bag 3 has outward overhanging pieces 34 and 35 on the periphery of the vicinity of the positions corresponding to the joining portion of the upper body 11a and the lower body 11b and the joining portion of the lower body 11b and the bottom plate 12 with a mouth member 4 of the bottom portion of the bag engaged with an opening 16 having the bottom plate 12 of the container body 1 and inserted into and set in the container body 1, and the overhanging pieces 34 and 35 are pinchingly attached and fixed to the joining portions.

Description

  The present invention relates to a liquid container used for transporting various medicines, liquid foods, and other liquids, and more particularly, to a liquid container in which a drum-shaped container body and a bag are combined.

  Traditionally, metal and plastic tanks have been used as containers for storing and transporting various chemicals, liquid foods, liquids such as beverages and liquid paints, but this type of tank is quite expensive. Also, cleaning for repeated use, particularly cleaning of a discharge pipe with a valve, has become very troublesome.

  Therefore, in recent years, in order to make cleaning work for repeated use easy or unnecessary, a synthetic resin film bag body made of synthetic resin such as polyethylene or a metal container body such as stainless steel is used. A liquid container has appeared that is used as a charging set.

  The present applicant also sets the bag body to the container body, sets the discharge pipe with valve, and sets the bottom of the bag body as a liquid container in which a container bag body made of a synthetic resin film or the like is combined with a rigid container body. In order to facilitate the connection work between the discharge port and the discharge pipe with valve, etc., and to prevent the residual liquid from dripping when the bag body is taken out, discharge with the valve to the discharge port at the bottom of the bag body A pipe is connected, and this discharge pipe is supported from the inside of the container main body through the opening provided in the bottom receiving section below the bottom receiving section, and the discharge pipe is connected when taking out the bag body. There has been proposed a liquid container that can be pulled out into the container body and removed (Patent Document 1).

Japanese Patent No. 3769653

  However, in the proposed liquid container, the depth (height of the container body) is set when the bag body and the discharge pipe with the valve are set in the container body and when the bag body and the discharge pipe with the valve are taken out from the container body. ), The volume is so small that it is difficult to work inside the container body, and it is difficult for the operator's hand to reach the opening near the bottom from the top opening of the container body. There is.

  Also, when the liquid in the bag is sucked out from the discharge pipe by a pump, etc., the bag body is deflated from the top as the amount of liquid in the bag decreases, and all the liquid inside is discharged. In some cases, the bag body is sucked into the container body and enters the discharge port of the container body to block the discharge port. As a result, there is a problem that the amount of liquid remaining in the bag body increases. This problem becomes more prominent as the liquid to be stored has a higher viscosity, and it is uneconomical when the bag is made disposable.

  The liquid container of the present invention that solves the above-mentioned problems is a container-shaped container body that is supported on a pallet with a space for disposing a discharge pipe with a valve by a support leg, and for fastening the discharge pipe. A container bag body in which a mouth member for a discharge port formed by connecting a flange portion to one end of a tube portion is fixed to the bag bottom at the flange portion and set in the container body, and the tube portion of the mouth member A liquid container comprising a valve-equipped discharge pipe including an elbow pipe fastened to the container body, wherein the container body is provided with an upper body and a lower body that are separately formed by a cylindrical body portion so as to be fastened, The container bag body is in the vicinity of the position corresponding to the fastening portion of the upper body and the lower body of the container body in a state in which the mouth member at the bottom of the bag is engaged with the opening of the bottom plate of the container body and is loaded into the container body. To the outside on the circumference of Having a protruding piece, the protruding piece being clamped and fixed to the fastening portion between the upper body and the lower body, so that the bottom and lower portions of the container bag are held along the inner surface of the container body. It is characterized by.

  Thereby, when setting the bag body and the discharge pipe with valve to the container body, and when taking out the bag body and the discharge pipe with valve from the container body, it is possible to work by removing the upper part of the container body. The hand can easily reach the discharge port, and the above work can be easily performed. Further, when discharging the liquid inside the bag body, even if the amount of liquid inside the bag body is reduced, the projecting piece of the container bag body is sandwiched between the upper part and the lower part of the container body. Is not sucked into the discharge port of the container main body and closes the discharge port, and even if the liquid has a high viscosity, the liquid hardly remains inside the bag body.

  The container body is configured such that the lower body and the bottom plate of the container body can be fastened, and the container bag body is engaged with an opening having a mouth member of the bag bottom portion on the bottom plate of the container body. In the state where the lower body and the bottom plate of the container main body are fastened to each other, there is an outward projecting piece near the position corresponding to the fastening portion of the bottom plate of the container body, and the overhanging piece is sandwiched between the fastening portion of the lower body and the bottom plate It is desirable that the bottom and lower portions of the container bag body be held along the inner surface of the container body by being fixed. In this case, when discharging the liquid inside the bag body, even if the amount of liquid inside the bag body is reduced, the projecting piece of the container bag body is sandwiched between the fastening portions of the lower body and the bottom plate. The bottom of the bag body is not sucked into the discharge port of the container main body to block the discharge port, and even if it is a highly viscous liquid, the liquid hardly remains inside the bag body.

  The container body is preferably in the form of a cylindrical drum.

  In the liquid container, it is preferable that the projecting piece of the container bag body extends outward in the circumferential direction continuously on the circumference in the vicinity of the position corresponding to the fastening portion. Thereby, the projecting piece is securely clamped and fixed to the fastening portion.

  In each of the liquid containers described above, one of the lower end portion of the upper body and the upper end portion of the lower body of the container main body has an arc-shaped portion that holds the packing, and the other is opposed to the arc-shaped portion through the packing. And the arcuate part and the fastening part are provided so as to be freely fastened by an annular fastening means, and the container bag is provided between the packing held by the arcuate member and the fastening part. The overhanging piece of the body can be clamped. As a result, the overhanging piece is securely clamped and fixed to the fastening portion of the upper body and the lower body of the container body, and the lower end portion and the lower body of the upper body of the container main body to which the overhanging piece of the container bag sandwiches this. It is possible to prevent damage from being caused by the upper end of the.

In each of the liquid containers, a groove for holding packing is provided at the peripheral end of the bottom plate of the container main body, and a lower end portion of the lower body of the container main body is a tightening portion facing the groove through the packing. And an arcuate portion and a tightening portion forming the groove are provided so as to be freely fastened by an annular fastening means, and the container bag body is disposed between the packing held in the groove and the tightening portion. An overhanging piece can be clamped. As a result, the overhanging piece is securely clamped and fixed between the bottom plate of the container body and the fastening portion of the lower body, and the overhanging piece of the container bag body is damaged by the bottom plate and the lower body of the container body sandwiching the overhanging piece. Can be prevented.

  In each of the liquid containers, the upper body and the lower body of the container main body are divided in the vicinity of the intermediate portion in the height direction of the container main body, and the position of the fastening portion is at a position in the vicinity of the intermediate portion in the height direction of the container main body. Preferably there is. As a result, the container bag body is in a position near the intermediate portion in the height direction of the container body in a state in which the mouth member of the bag bottom portion is engaged with the opening of the bottom plate of the container body and is loaded into the container body. Since there is an outwardly extending piece on the circumference of the corresponding position, and the extended piece is clamped and fixed to the fastening portion, the bag body is recessed from the top as the amount of liquid in the bag body decreases. Even if the container is deflated, the portion of the container bag that is located above the protruding piece does not reach the bottom of the bag, and the bag is not sucked into the discharge port of the container body to block the discharge port.

  In each of the liquid containers, an opening through which a valve-equipped discharge pipe fastened to the tube portion of the mouth member can be passed is provided in the center portion of the bottom plate of the container body, and a free play is provided on the outer periphery of the tube portion of the mouth member. It is desirable that a receiving member that receives the flange portion of the mouth member in a fitted or fitted state is provided on the opening peripheral edge portion of the bottom plate so as to be engageable and settable. This makes it easy to set a container bag for a drum-shaped container body having a cylindrical body, set a discharge pipe with a valve, and connect a discharge port at the bottom of the bag body to a discharge pipe with a valve. It is possible to prevent the residual liquid from dripping at the time of taking out the bag.

  According to the liquid container of the present invention, when the bag body and the discharge pipe with a valve are set to the container body, and the bag body and the discharge pipe with the valve are taken out from the container body, the upper part of the container body is removed. Therefore, the hand can easily reach the discharge port, and the above operation can be easily performed. Even if the amount of liquid in the bag body is reduced, the overhanging piece of the container bag is sandwiched between the upper and lower parts of the container body, so that the bag body is sucked into the outlet of the container body. Even if it is a highly viscous liquid without closing the discharge port, the liquid hardly remains in the bag body.

It is sectional drawing which shows the outline of the assembly set state of the liquid container which concerns on this invention. It is the front view which omitted a part same as the above. It is an expanded sectional view of the fastening part of the upper body and lower body of a container main body, a lower body, and a baseplate. It is a front view which shows the outline of the bag body for containers. It is a perspective view of the container main body divided | segmented into the upper body, the lower body, and the baseplate, and the up-and-down fastening means. It is a partial expanded sectional view before connecting the discharge pipe with a valve | bulb to the port member for discharge ports of the container bag. It is a partial expanded sectional view of the state which connected the discharge pipe with a valve to the mouth member for discharge ports. It is a top view of the port member for discharge ports. It is a perspective view of the port member for discharge ports. A partially enlarged cross-sectional view of a state in which a discharge pipe with a valve is connected to an outlet port member when a receiving member having a tapered cylindrical wall portion is used as the outlet member of the outlet port member. is there. It is a top view of the pallet upper surface which abbreviate | omitted the container main body. It is an expansion perspective view of the part of the positioning latching | locking part of the discharge pipe with a valve | bulb. It is a partial expanded sectional view of the state which fixed and positioned the valve | bulb outer peripheral part same as the above. It is a partial cross section figure of the state which lets the discharge pipe with a valve pass through the opening of the bottom plate center part of the container body. It is a partial sectional view of the state where the discharge pipe same as above is assembled and set through the opening. It is an expanded sectional view of the container main body divided | segmented into the upper body, the lower body, and the baseplate. It is an expanded sectional view of the container main body which fastened the lower body and the bottom plate. It is an expanded sectional view of the container main body which fastened the upper body, the lower body, and the bottom plate.

  Next, embodiments of the present invention will be described based on examples shown in the drawings.

  In the figure, 1 is a drum-shaped container body having a cylindrical body 11 which is mainly cylindrical, 2 is a pallet as a support for supporting the container body 1, and 3 is a container loaded and set in the container body 1. The bag body has a cylindrical body 31 that is mainly cylindrical and corresponds to the container body 1, and a discharge port member 4 is fixed to the center of the bottom 32. Reference numeral 5 denotes a discharge pipe with a valve including an elbow pipe 51 fastened to the mouth member 4.

  The container body 1 is not limited to a cylindrical drum shape, and may be a rectangular tube shape. Moreover, although a metal, a plastics, etc. can be used as a material, a metal is used suitably in implementation.

  The container body 1 is composed of an upper body 11a and a lower body 11b which are divided into upper and lower parts at an intermediate portion in the height direction of the cylindrical body 11, and the upper body 11a and the lower body 11b are provided to be fastened. ing. Further, the container body 1 is provided with the lower body 11b and the bottom plate 12 of the container body so as to be freely fastened. A lid plate 14 to be attached to the upper end portion of the cylindrical body 11 is provided so as to be freely fastened to the upper body 11a. In addition, the cylindrical trunk | drum 11 of a container main body may be divided | segmented not only into what is divided | segmented into two upper and lower parts like a present Example but into three or more.

  In the structure shown in FIG. 3 as an example of the fastening structure of the upper body 11a and the lower body 11b, one of the lower end portion of the upper body 11a and the upper end portion of the lower body 11b, for example, the lower end portion of the upper body 11a, A groove 18a having a semicircular cross section that opens in the direction is formed, and an arcuate portion 18 that holds the packing 18b is attached to the groove 18a by a welding means or the like so as to protrude outward over the entire circumference of the body portion. Has been. In addition, at the upper end portion of the other lower body 11b, for example, a tightening portion 18c wound in a circular shape on the outside is formed. The arc-shaped portion 18 and the tightening portion 18c are provided so as to be freely fastened mainly by a clamp-type ring-shaped fastening means 17 in the outward projecting portion.

  In the structure shown in FIG. 3 as an example of the fastening structure of the lower body 11b and the bottom plate 12, a groove 12a having a semicircular cross section having an arcuate portion 12c opened upward is formed at the peripheral end portion of the bottom plate 12, and the groove A packing 12b is held on 12a. In addition, a lower end portion of the lower body 11b is formed with a tightening portion 11c that is wound outwardly in a circular shape. An arcuate portion 12c and a tightening portion 11c forming the groove 12a are provided so as to be freely fastened mainly by a clamp-type ring-shaped fastening means 17 at the outward projecting portion.

  The container bag 3 is, for example, a bag made of a single layer or a multi-layer sheet of a synthetic resin film such as a polyethylene film, a bag made of a combination of these with a tarpaulin sheet, or a rubber-tight bag. The injection port 33 with a cap is provided at a position substantially biased toward the center or slightly on the upper side, and the discharge port by the mouth member 4 is provided at the center of the bottom 32. Of course, other types of bags may be used. For example, an open type in which the upper portion of the bag body is not closed may be used. When the container body has a shape other than the drum shape, the container According to the shape of the main body, the shape along the inner surface may be used.

  The container bag body 3 is engaged with an opening of the bottom plate 12 of the container main body 1 to be described later, and the upper body 11a of the container main body 1 is loaded and set in the container main body 1. And an outwardly projecting piece 34 on the circumference of the cylindrical body 31 near the position corresponding to the fastening portion 19 of the lower body 11b. Further, an outward projecting piece 35 is also provided in the vicinity of a position corresponding to the fastening portion 13 of the lower body 11 b and the bottom plate 12. The projecting piece 34 is clamped and fixed to the fastening portion 19 of the upper body 11a and the lower body 11b, and the projecting piece 35 is clamped and fixed to the fastening portion 13 of the lower body 11b and the bottom plate 12, thereby The bottom 32 of the bag 3 and the lower part of the cylindrical body 31 are held along the inner surface of the container body 1. Here, the bottom portion 32 of the container bag 3 and the lower portion of the cylindrical body portion 31 are placed on the inner surface of the container main body 1 simply by clamping the overhanging piece 34 between the fastening portions 19 of the upper body 11a and the lower body 11b. However, it is particularly preferable in practice that the projecting piece 35 is also more securely held and fixed between the lower body 11b and the fastening portion 13 of the bottom plate 12.

  Here, the protruding pieces 34 and 35 have a sufficient width outward, and are sandwiched between the lower end portion of the upper body 11a and the upper end portion of the lower body 11b, or between the groove 12a of the bottom plate 12 and the lower body 11b. When sandwiched between the lower ends, it is desirable that the upper and lower fastening means 17 can be taken out. Accordingly, when the upper body 11a and the lower body 11b are fastened, or when the bottom plate 12 and the lower body 11b are fastened, the projecting pieces 34 and 35 can be held while being held from the outside of the container body 1. Work is facilitated, and the projecting pieces 34 and 35 are not detached from the inside of the container body 1 from the fastening portion.

  The overhang pieces 34 and 35 are formed by, for example, pinching the upper and lower portions of the positions where the overhang pieces 34 and 35 are to be formed and heat-sealing them while pulling them to the outside of the bag body, or by using an annular overhang piece prepared in advance. 34 and 35 are formed by bonding to the planned formation positions by a method such as heating.

  In the example of the fastening structure of the upper body 11a and the lower body 11b, when the upper body 11a and the lower body 11b are coupled, as shown in FIG. 3, the groove 18a of the upper body 11a and the tightening portion 18c of the lower body 11b. The groove 18a and the tightening portion 18c are fitted together, and the arcuate portion 18 and the tightening portion 18c are tightened while the packing 18b is tightly sandwiched between the packing 18b and the overhanging piece 34 close to the tightening portion 18c. Fastening is performed by a fastening means 17 of a cylindrical body having a portion 17a. As the fastening means, it is possible to use other fastening means in addition to the fastening means 17 having the fastening part 17a. However, in practice, the fastening means 17 having the fastening part 17a is used for fastening operation. It is particularly preferable from the viewpoint of easiness. The packing 18b may be fixed in advance in the groove 18a of the upper body 11a.

  In the example of the fastening structure of the lower body 11b and the bottom plate 12, when the lower body 11b and the bottom plate 12 are coupled, as shown in FIG. 3, the groove 12a at the peripheral end of the bottom plate 12 and the tightening portion of the lower body 11b. The groove 12a and the tightening portion 11c are fitted to each other while the packing 12b is in close contact with the groove 12a and the overhanging piece 35 is closely attached to the tightening portion 11c. Fastening is performed by a fastening means 17 of a cylindrical body having a tightening portion 17a. As the fastening means, it is possible to use other fastening means in addition to the fastening means 17 having the fastening part 17a. However, in practice, the fastening means 17 having the fastening part 17a is used for fastening operation. It is particularly preferable from the viewpoint of easiness. The packing 12b may be fixed in advance in the groove 12a of the bottom plate 12.

  Here, the upper body 11a and the lower body 11b are divided in the vicinity of the intermediate portion in the height direction of the container body 1, and the position of the fastening portion 19 is in the vicinity of the intermediate portion in the height direction of the container body 1. preferable. Here, the vicinity of the intermediate portion refers to a position slightly above or slightly below the intermediate portion or the intermediate portion, and in particular, the division position of the upper body 11a and the lower body 11b is the intermediate portion or the middle in the height direction of the container body 1. More preferably, it is slightly above the part. In this case, the container bag 3 has the height of the container main body 1 in a state in which the mouth member 4 of the bag bottom 32 is engaged with the opening 16 provided in the bottom plate 12 of the container main body 1 and loaded into the container main body 1. Since there is an outwardly extending piece 34 on the periphery of a position corresponding to an intermediate portion of the direction or a position slightly above the intermediate portion, and the protruding piece 34 is sandwiched and fixed to the fastening portion 19, the bag body Even if the bag body is deflated so as to be recessed from the top as the amount of liquid in the bag 3 decreases, the portion 31a of the container bag body located above the projecting piece 34 is removed before the liquid inside the bag body disappears. The bag 3 does not reach the bottom 32, and the bag 3 is not sucked into the discharge port of the container body to block the discharge port.

  The outlet port member 4 is formed of a synthetic resin molding having a certain degree of strength, such as polyethylene resin or polycarbonate, and is connected to a cylinder portion 41 for fastening the discharge pipe and one end of the cylinder portion 41. It consists of a flange portion 42. The peripheral edge of the discharge port at the bottom of the bag body 3 is fixed to the flange portion 42 in a sealed state by heat fusion means or the like. The end portion of the cylindrical portion 41 and the end portion of the elbow pipe 51 of the discharge pipe 5 with the valve are placed in a state in which the both end parts are brought into contact with each other via packing (not shown) by a clamping type fastening means 6. It is provided so that it can be fastened. The flange portion 42 is usually a circle or a substantially square shape with rounded corners, but may be an ellipse or a polygon that is a pentagon or more, and the size of the bottom plate 12 as a whole. When the receiving member 7 described later is used, it may be smaller than the opening 16 provided in the bottom plate 12 of the container body.

  Although the upper surface of the flange portion 42 may be a flat surface, it is desirable that the protrusions 43 be provided radially from the center when the flange portion 42 is viewed from above as shown in the figure. Since the groove 44 is formed between the protrusion 43 and the protrusion 43 and becomes a flow path for the liquid in the bag body, even if the bag body 3 covers the outlet member 4 for the outlet, the liquid in the bag body The liquid is discharged through the groove 44 and no liquid remains in the bag.

  The valve-equipped discharge pipe 5 is mainly made of metal such as stainless steel, and is connected to the elbow pipe 51 that is fastened to the cylindrical portion 41 of the mouth member 4 and to the elbow pipe 51 by appropriate fastening means. And a valve 52 with a cap. As the elbow pipe 51, a commercially available elbow pipe can be used.

  The cap member 53 of the cap-equipped valve 52 is a portion to which a pump or the like is connected when the liquid is discharged, and is a cam lock type in the drawing, but may be other fastening means such as a screw type. Further, as the fastening means between the mouth member 4 and the elbow pipe 51 of the discharge pipe 5, it is possible to use other fastening means in addition to the clamp-type fastening means 6, but in practice, The clamp-type fastening means 6 is particularly preferable from the viewpoints of ease of fastening operation and sealing performance of the connecting portion. A clamp-type fastening structure similar to the above can also be used to connect the elbow pipe 51 of the discharge pipe 5 with valve and the valve 52 with cap.

  The container body 1 has the valve-equipped discharge pipe 5 disposed laterally between the bottom plate 12 and the top surface of the pallet by support legs 21 erected on the left and right sides of the top surface of the pallet 2 at intervals. In addition, it is supported at a height that maintains an unsupported interval for valve operation.

  The bottom plate 12 of the container main body 1 is provided with an opening 16 having a size that allows the valve-equipped discharge pipe 5 including the elbow pipe 51 to pass through a portion between the front support legs 21 and 21 at the center. Yes. Further, in the present embodiment, the receiving member 7 that receives and supports the flange portion 42 of the mouth member 4 in a state of loosely fitting or fitting to the outer periphery of the cylindrical portion 41 of the mouth member 4 is provided with the opening peripheral edge portion ( (Peripheral edge portion of the opening 16) 16a is provided so as to be freely engageable and settable. However, when the flange portion 42 of the mouth member 4 is larger than the opening 16 of the bottom plate 12, the flange is not loosely fitted or fitted to the outer periphery of the tube portion 41 of the mouth member 4 without providing the receiving member 7. The portion 42 may be engaged and set on the opening peripheral edge portion 16 a of the bottom plate 12. In this embodiment, the receiving member 7 has a planar shape in the vertical direction. However, as shown in FIG. 9, the receiving member 7 is formed on the opening peripheral edge portion 16a at the upper end portion of the cylindrical wall portion 71 having a smaller diameter toward the lower side. The outer flange 72 to be mounted is provided with an inner flange 73 for receiving the flange portion 42 by loosely fitting or fitting to the outer periphery of the tube portion 41 of the mouth member 4 at the lower end portion of the tube wall portion 71, respectively. The outer flange 72 may be placed on and engaged with the opening peripheral edge 16a in a state where the cylindrical wall portion 71 is fitted into the opening 16 from the inside and the lower portion protrudes downward.

  Reference numeral 8 in the drawing is placed on the bottom plate 12 except for the opening peripheral edge 16a of the container body 1, that is, the opening peripheral edge 16a on which the flange part 42 of the receiving member 7 or the mouth member 4 is mounted. This is a bottom member for assisting discharge, and is made of, for example, an annular disk formed of a synthetic resin material, a foamed resin material, a heat insulating board or the like.

  The pallet 2 has upper and lower plates 22 and 23 connected by connecting columns 24 at the four corners and the center of each side, and a fork insertion part 25 for inserting a fork for transporting by forklift from the four sides. It will be. The support legs 21, 21 made of steel angle material, plate material, or the like are provided on the left and right sides of the upper surface of the upper plate 22 so as to have a space in which the discharge pipe 5 with a valve can be set. The lower end of the container body 1 is fixed and supported on the support leg 21 by welding means or the like. In the figure, 26 is a reinforcing member provided along the support leg portions 21 and 21, 27 is a reinforcing protrusion provided on the outer peripheral portion of the upper plate 22, and 28 is a drain hole.

  On the upper surface of the pallet 2, the outer peripheral portion 54 of the valve 52 with cap of the valve-equipped discharge pipe 5 in a state of being placed downward through the opening of the bottom plate 12 of the container body 1 is positioned, locked. A positioning locking portion 9 to be fixed is provided.

  As the positioning locking portion 9, in the case of the embodiment, a locking member 91 having front and rear locking plates 92 and 93 that are locked to the front and rear portions of the valve outer peripheral portion 54 of the discharge pipe 5 with valve is a valve outer peripheral portion 54. Is bent into a front concave shape that can be fitted from above and fixed to the pallet 2 by welding means, and at least one upper end portion 94a of the left and right vertical portions 94 of the locking member 91 is bent outward. A pressing member 95 that presses the valve outer peripheral portion 54 fitted into the locking member 91 is fixed to the upper end portion 94 a by a screw fastening means 96. Reference numeral 97 denotes a threaded screw portion of the screw fastening means 96, for example, a nut fixed to the upper end portion 94a.

  The positioning locking portion 9 may be of any structure as long as it can stably lock and fix the discharge pipe 5 with a valve on the pallet 2. It is preferable to use a form utilizing fitting.

  A method for charging and setting the container body 3 and the valve-equipped discharge pipe 5 in the liquid container having the above-described configuration will be described.

  In order to assemble the container bag 3 into a drum-shaped container body 1 so that it can be used and assembled, the container body is divided into an upper body 11a, a lower body 11b, and a bottom plate 12 before the assembly is started. The upper body 11a and the lower body 11b are removed. Further, the cover plate 14 of the container body 1 is not attached at this stage. In addition, a discharge pipe 5 with a valve is fastened to a discharge port member 4 at the bottom of the bag body 3 outside the container body 1. In this fastening operation, the receiving member 7 is loosely fitted or fitted to the outer periphery of the tubular portion 41 of the mouth member 4 and combined, and a valve is attached to the end of the tubular portion 41 of the mouth member 4. The end of the elbow pipe 51 of the discharge pipe 5 is abutted through a packing (not shown) and fastened by a clamp-type fastening means 6. This fastening operation can be easily performed in a wide place outside the container body 1.

  Then, the valve-equipped discharge pipe 5 to which the container bag 3 is fastened is passed through the opening 16 having the central portion of the bottom plate 12 from the inside downward as shown in FIG. At the same time, the receiving member 7 is placed in contact with the opening peripheral edge portion 16a to be engaged and set, and in this state, the flange portion 42 of the mouth member 4 is supported by the receiving member 7.

  Then, the valve-equipped discharge pipe 5 that extends downward from the opening 16 of the bottom plate 12 is positioned on the pallet 2 by an appropriate fixing means on the upper surface of the pallet 2, as shown in FIGS. 12 and 14, for example. The outer peripheral portion 54 of the valve 52 is fitted between the left and right vertical portions 94, 94 of the front concave locking member 91 as the locking portion 9, and locked to the front and rear locking plates 92, 93 for positioning and fixing.

  After that, the bottom plate 12 and the lower body 11b are fastened by the fastening means 17 while the projecting piece 35 is narrowed by the above-described method, and the lower body 11b and the upper body 11a are fastened by the fastening means 17 while the projecting piece 34 is further narrowed. Conclude with

  Thereafter, the liquid to be transported is injected and filled from the cap-attached inlet 33 at the top of the container bag 3 set in the container body 1. At this time, the inlet 33 is preferably held at the height position of the upper opening of the container main body 1 by using an auxiliary support member (not shown) as appropriate. In addition, if necessary, the bag body 3 may be inflated along the inner surface of the container body 1 by blowing air into the bag body 3 before the liquid injection. After injecting and filling the liquid in this way, the cover plate 14 of the container body 1 is attached and used for transportation.

  Next, the discharge of the liquid from the liquid container having the above configuration will be described.

  A pump is connected to the cap member 53 of the cap-equipped valve 52 of the discharge pipe 5, the valve handle 52 a is operated to open the cap-attached valve 52, and the liquid is sucked by the pump, thereby discharging the liquid from the liquid container. . At this time, as the contents of the bag body 3 decrease, the bag body 3 is deflated so as to be recessed from above, but the projecting piece 34 of the cylindrical body 31 of the bag body 3 is connected to the upper body 11a and the lower body of the container body 1. 11b, the portion 31a of the container bag body, which is located above the projecting piece 34, does not reach the bag bottom 32, and the bag body 3 is sucked into the discharge port. The outlet is not blocked. Further, since the projecting piece 35 that is provided near the position corresponding to the fastening portion 13 of the lower body 11b and the bottom plate 12 of the container body is sandwiched between the lower body 11b and the fastening portion 13 of the bottom plate 12, the bag body The bottom portion 32 is not sucked into the discharge port and does not block the discharge port. Further, since a plurality of protrusions 43 are provided radially from the center when the flange portion 42 is viewed from above, the contents of the bag body 3 are reduced and the upper portion 31a of the bag body 3 is flanged. Even when the upper surface of the portion 42 is covered, the groove 44 formed by the protrusions 43 and 43 serves as a liquid flow path in the bag body, so that the flow of the liquid to the discharge port is ensured. As described above, the liquid as the contents is discharged to the end without remaining in the bag.

  After the content liquid is discharged at the transportation destination, the one-way use container bag 3 is taken out from the container body 1 and disassembled, and the container body 1 and the valve-equipped discharge pipe 5 are returned to the transportation source.

  During the disassembling operation, the discharge pipe 5 with valve on the pallet 2 is fixed, the upper body 11a is removed from the lower body 11b, and the discharge pipe 5 is connected to the mouth member 4 of the bag body 3. Contrary to the setting operation described above, the bag body 3 is taken out from the container body 1 as it is, together with the receiving member 7 from the opening 16 of the bottom plate 12 of the container body 1. In this way, the discharge pipe 5 may be separated from the mouth member 4 outside the container body 1. That is, the container bag body 3 is assembled into the container body 1 through the opening 16 of the bottom plate 12 while the valve-equipped discharge pipe 5 is fastened to the discharge port member 4 at the bottom 32 thereof. Moreover, since it can be taken out from the container main body 1, the setting work and taking-out and disassembling work of the bag body 3 and the discharge pipe 5 can be performed easily and without fear of dripping the residual liquid.

  Therefore, the liquid container which combined the container main body which has cylindrical body parts, such as a drum can, the bag body for containers, and the discharge pipe with a valve, can be implemented easily.

  DESCRIPTION OF SYMBOLS 1 ... Container main body, 11 ... Cylindrical trunk | drum, 11a ... Upper body, 11b ... Lower body, 11c ... Winding part, 12 ... Bottom plate, 12a ... Semicircular groove, 12b ... Packing, 12c ... Arc-shaped part, DESCRIPTION OF SYMBOLS 13 ... Fastening part of lower body and bottom plate, 14 ... Cover plate, 16 ... Opening, 16a ... Opening peripheral part, 17 ... Fastening means, 17a ... Fastening part, 18 ... Arc-shaped part, 18a ... Semicircular groove, 18b DESCRIPTION OF SYMBOLS Packing, 18c ... Winding tightening part, 19 ... Fastening part of upper body 11a and lower body 11b, 2 ... Pallet, 21 ... Supporting leg part, 22, 23 ... Top and bottom plate, 24 ... Connection support | pillar, 25 ... Fork insertion part , 26 ... reinforcing member, 27 ... reinforcing edge, 28 ... drain hole, 3 ... container bag, 31 ... cylindrical body, 31a ... part above the overhanging piece of the bag, 32 ... bottom part, 33 ... Inlet 0, 34 ... Overhang piece, 35 ... Overhang piece, 4 Port member for discharge port, 41... Tube portion for fastening discharge tube, 42. Flange portion, 43... Projection, 44 .. groove, 5 .. discharge tube with valve, 51. Part 52: Valve with cap, 52a ... Valve handle, 53 ... Cap member, 54 ... Valve outer peripheral part, 6 ... Fastening means, 7 ... Receiving member, 71 ... Tube wall part, 72 ... Outer flange, 73 ... Inner flange, DESCRIPTION OF SYMBOLS 8 ... Bottom member for discharge assistance, 9 ... Positioning locking part, 91 ... Locking member, 92, 93 ... Front / rear locking plate, 94 ... Left and right vertical part, 94a ... Upper end part, 95 ... Holding member, 96 ... Screw Fastening means, 97 ... screw part for screwing.

Although the upper surface of the flange portion 42 may be a flat surface, it is desirable that the protrusions 43 be provided radially from the center when the flange portion 42 is viewed from above as shown in the figure. Since the groove 44 is formed between the protrusion 43 and the protrusion 43 and becomes a flow path for the liquid in the bag body, the bag member 3 is assumed to be the outlet port member 4 for the discharge port as shown by a two-dot chain line in FIGS. Even if covered, the liquid in the bag body is discharged through the groove 44, and the liquid does not remain in the bag body.

A pump is connected to the cap member 53 of the cap-equipped valve 52 of the discharge pipe 5, the valve handle 52 a is operated to open the cap-attached valve 52, and the liquid is sucked by the pump, thereby discharging the liquid from the liquid container. . At this time, as the contents of the bag body 3 decrease, the bag body 3 is deflated so as to be recessed from above, but the projecting piece 34 of the cylindrical body 31 of the bag body 3 is connected to the upper body 11a and the lower body of the container body 1. 11b, the portion 31a of the container bag body, which is located above the projecting piece 34, does not reach the bag bottom 32, and the bag body 3 is sucked into the discharge port. The outlet is not blocked. Further, since the projecting piece 35 that is provided near the position corresponding to the fastening portion 13 of the lower body 11b and the bottom plate 12 of the container body is sandwiched between the lower body 11b and the fastening portion 13 of the bottom plate 12, the bag body The bottom portion 32 is not sucked into the discharge port and does not block the discharge port. Further, since a plurality of protrusions 43 are provided radially from the center when the flange portion 42 is viewed from above, the contents of the bag body 3 are reduced and the upper portion 31a of the bag body 3 is illustrated in FIG. As shown by the two-dot chain line in FIG. 1 and FIG. 2, even if the upper surface of the flange portion 42 is covered, the groove 44 formed by the protrusions 43 and 43 becomes a liquid flow path in the bag body. Flow is secured. As described above, the liquid as the contents is discharged to the end without remaining in the bag.

Claims (8)

The container body is supported by a support leg on the pallet with a space for disposing the discharge pipe with the valve, and a flange is connected to one end of the discharge pipe fastening cylinder. A container bag body in which a mouth member for a discharge port is fixed to the bottom of the bag at the flange portion and is set in the container main body, and a discharge pipe with a valve including an elbow pipe fastened to a cylindrical portion of the mouth member, A liquid container comprising:
The container body is provided with an upper body and a lower body, which are separately formed by a cylindrical body, so that they can be fastened.
The container bag body corresponds to the fastening portion of the upper body and the lower body of the container body in a state in which the mouth member of the bag bottom portion is engaged with the opening of the bottom plate of the container body and is loaded into the container body. There is an outward projecting piece on the periphery of the vicinity, and the projecting piece is clamped and fixed to the fastening portion between the upper body and the lower body, so that the bottom and lower parts of the container bag body are A liquid container that is held along an inner surface. The container body is configured such that the lower body and the bottom plate of the container body can be fastened,
The container bag body is in the vicinity of a position corresponding to a fastening portion between the lower body and the bottom plate of the container body in a state in which the mouth member at the bottom of the bag is engaged with the opening of the bottom plate of the container body and is loaded into the container body. And a bottom portion and a lower portion of the container bag body are held along the inner surface of the container main body by being clamped and fixed to the fastening portion of the lower body and the bottom plate. The liquid container according to claim 1, wherein the liquid container is a liquid container.   The liquid container according to claim 1 or 2, wherein the container body is in the form of a cylindrical drum.   The liquid container according to any one of claims 1 to 3, wherein the projecting piece of the container bag extends continuously outward in a circumferential direction on a circumference near a position corresponding to the fastening portion.   One of the lower end portion of the upper body and the upper end portion of the lower body of the container main body is provided with an arc-shaped portion that holds the packing, and the other is provided with a tightening portion that faces the arc-shaped portion via the packing. The arcuate part and the winding fastening part are provided so as to be freely fastened by an annular fastening means, and a projecting piece of the container bag is sandwiched between the packing held by the arcuate member and the winding fastening part. The liquid container according to any one of claims 1 to 4, wherein the liquid container is provided so as to be able to.   A groove for holding packing is provided at the peripheral end of the bottom plate of the container main body, and a lower end portion of the lower body of the container main body is provided with a tightening portion that faces the groove through the packing, and the groove The arcuate part and the winding part to be formed are provided so as to be fastened by an annular fastening means, and the overhanging piece of the container bag can be sandwiched between the packing held in the groove and the winding part. The liquid container according to claim 1, wherein the liquid container is provided on the liquid container.   The upper body and the lower body of the container main body are divided in the vicinity of the intermediate portion in the height direction of the container main body, and the position of the fastening portion is in the vicinity of the intermediate portion in the height direction of the container main body. The liquid container according to any one of the above.   In the center of the bottom plate of the container main body, an opening through which a valve-equipped discharge pipe fastened to the tube portion of the mouth member can be pulled out and loosely fitted or fitted to the outer periphery of the tube portion of the mouth member The liquid container according to any one of claims 1 to 7, wherein a receiving member for receiving the flange portion of the mouth member is provided on the peripheral edge portion of the opening of the bottom plate so as to be freely engageable and settable.

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