JP2013010522A - Liquid container - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a structure which facilitates a practical use of a liquid container formed by combining a drum can-shaped container body having a cylindrical barrel part and a bag body for the container.SOLUTION: The liquid container includes: the drum can-shaped container body 1; the bag body 3 for the container in which a mouth member 4 for a discharge port is fixed to the bottom; and a discharge pipe 5 with a valve fastened to the mouth member 4 where an opening 16 is formed on a bottom plate 12 of the container body, the discharge pipe 5 with the valve is extended below the bottom plate through the opening 16, a receiving member 7 provided with an outer flange 72 at the upper end of a cylindrical wall 71 and an inner flange 73 receiving a flange 42 of the mouth member 4 at the lower end is fitted into the opening 16 and engaged with an opening peripheral part 16a, and the discharge pipe 5 is supported laterally between the bottom plate 12 of the container body 1 and a pallet 2.

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.

Conventional technology

  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 outer frame and sets the discharge pipe with the valve as a liquid container in which the container bag body made of a synthetic resin film or the like is combined with the outer frame as a rigid container body, The outlet on the bottom of the bag can be easily connected to the outlet at the bottom of the bag and the discharge pipe with valve, and to prevent the residual liquid from dripping when the bag is removed. A discharge pipe with a valve is connected to the pipe, and the discharge pipe is supported from the inside of the outer frame through the opening in the bottom receiving section and below the bottom receiving section. A liquid container has been proposed in which a pipe is connected and can be taken out and taken out into an outer frame (Patent Document 1).

  In the proposed liquid container, when the outer frame as the container body is a quadrangle, the bag body to be loaded and set therein has a square-bottom bag body having a square cylindrical body corresponding to the shape of the outer frame. It is common to consist of Usually, the bag body is made larger than the container body, swells by storing the liquid and is attached to the inner surface of the container body, but during the charging and setting operation of this bag body, If the direction of the square tubular body of the bag body is deviated from the square tubular body of the container body, the bag body is partially pulled strongly when closely contacting the inner surface of the container body due to liquid storage. As a result, there is a possibility that the bag body may be damaged, and the positioning during the charging and setting work is troublesome. For this reason, in order to further facilitate the charging and setting operation of the bag body and to prevent the bag body from being pulled, etc., the barrel portion of the container body is formed into a cylindrical shape, and the cylindrical body portion is also formed into the bag body. It is desirable to have it.

  In addition, if the liquid to be transported is a powerful drug, etc., it is required to have strength that will not easily deform or break even if it falls down due to a vehicle accident, etc. Therefore, the use of a drum can having strength is desired, and a structure that facilitates the implementation is required.

Japanese Patent No. 3769653

  The present invention has been made to meet the above-described demand, and provides a structure that facilitates the implementation of a liquid container that combines a drum-shaped container body having a cylindrical body and a container bag. Furthermore, in the state where the container main body is installed on the pallet, the valve-equipped discharge pipe fastened to the outlet member for the bag body is supported horizontally between the bottom plate of the container main body and the pallet. The present invention provides a liquid container having a structure that can be opened and closed without any problems.

  The liquid container of the present invention that solves the above-mentioned problems is a drum-shaped container main body having a cylindrical body portion supported on a pallet with a space for disposing a discharge pipe with a valve by a support leg, A container bag body in which a mouth part for a discharge port formed by connecting a flange part to one end of a cylinder part for fastening a discharge pipe is fixed to the bag bottom part at the flange part and inserted and set in the container body; A liquid container comprising a discharge pipe with a valve including an elbow pipe fastened to a cylindrical portion of the mouth member, and a discharge with valve fastened to the cylindrical portion of the mouth member at the center of the bottom plate of the container body An opening through which the tube can be passed is provided, and a receiving member for receiving and supporting the flange portion of the mouth member in a state of loosely fitting or fitting to the outer periphery of the tubular portion of the mouth member is provided on the opening peripheral portion of the bottom plate. Set freely The receiving member has an outer flange mounted on the peripheral edge of the opening at the upper end of the cylindrical wall that can be fitted into the opening of the bottom plate, and the flange of the mouth member at the lower end of the cylindrical wall. The flange portion of the mouth member is supported by the inner flange of the receiving member in a state in which the discharge pipe with valve is extended downward from the container body through the opening and turned sideways. The discharge pipe with valve is supported laterally between the bottom plate portion of the container body and the pallet.

  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.

  In addition, the receiving member that receives the flange portion of the outlet port member is configured to have an outer flange at the upper end portion of the cylindrical wall portion and an inner flange at the lower end portion, and the flange portion of the mouth member is the bottom plate of the container body. Even though the bottom plate of the container main body is horizontal due to being received by the inner flange at a lower position, a vertical L-shaped elbow pipe is provided between the bottom plate and the top surface of the pallet. Without excessively lengthening the portion, the valved discharge pipe can be supported laterally on the pallet, and the interval necessary for valve operation can be maintained. Moreover, since it is not necessary to lengthen the vertical part of the elbow pipe, the operation of passing through the opening of the bottom plate is facilitated.

  In the liquid container, the container body is preferably a drum can, particularly a metal drum can. The container body is not deformed or damaged by a fall or the like, and can be suitably used for a powerful drug or the like.

  In the liquid container, it is preferable that the cylindrical wall portion of the receiving member has a tapered shape with a smaller diameter on the lower side, whereby a container bag in which a discharge pipe with a valve is fastened to an outlet port member. When the body is loaded and set in the container body, the receiving member can be easily fitted into the opening in the bottom plate of the container body from the container.

  In the liquid container, a discharge pipe with a valve is connected to an elbow pipe fastened to a cylindrical portion of the mouth member, and a base member having a valve is connected to the outlet, and is in a state where the discharge pipe is provided downward through the opening of the bottom plate and turned sideways. The outer peripheral portion of the valve is locked and fixed to the positioning locking portion on the pallet. Thereby, the discharge pipe with a valve can be positioned and fixed with stability on the pallet.

  In the liquid container, as the positioning locking portion on the pallet, a locking member having a front and rear locking plate that locks to the front and rear portions of the outer peripheral portion of the valve is a front concave portion that can be fitted into the outer peripheral portion of the valve from above. A pressing member that is bent into a shape and fixed on the pallet, and that holds the outer peripheral portion of the valve fitted into the locking member at the upper end of at least one of the left and right vertical portions of the locking member is a screw. It can be provided so as to be fixed by fastening means. Thereby, the discharge pipe with a valve drawn out downward through the opening in the bottom plate of the container main body can be positioned by a simple fitting operation and can be fixed and held by a simple screwing operation.

  In the liquid container, a bottom member for assisting discharge is formed of an annular disk on the bottom plate excluding the peripheral edge of the opening of the container main body, and a bottom member for assisting discharge in which the upper surface of the gap forms an inclined surface from the outer peripheral edge toward the inner peripheral edge. It can be mounted freely. As a result, the liquid contained in the bag can be discharged with little remaining on the bottom plate.

  According to the liquid container of the present invention, it becomes easy to implement a liquid container in which a drum-shaped container body having a cylindrical body and a container bag body are combined, and the container is fastened to an outlet port member for the bag body. A discharge pipe with a valve can be installed between the bottom plate portion of the container body and the pallet in a horizontal direction without any problem in valve operation.

It is sectional drawing which shows the outline of the assembly set state of the liquid container which concerns on this invention. It is a front view in which a part of the above is omitted. It is a partial expanded sectional view before connecting the discharge pipe with a valve | bulb to the outlet port member of the container bag body same as the above. It is a partial expanded sectional view of the state which connected the discharge pipe with a valve same as the above to the port member for discharge ports. It is an expanded sectional view of the baseplate part of a container main body. It is an expanded sectional perspective view of the opening of the baseplate center part of a container main body, and a receiving member. 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 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.

BEST MODE FOR CARRYING OUT THE INVENTION

  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 main body having a cylindrical body 11, 2 is a pallet as a support base for supporting the container main body 1, and 3 is a container bag body loaded and set in the container main body 1. There is a main cylindrical body 31 corresponding to the container body 1, and an outlet port member 4 is fixed to the center of the bottom 32, and 5 is fastened to the port member 4. This is a discharge pipe with a valve including an elbow pipe 51.

  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. An inlet 33 with a cap is provided at the approximate center of the upper portion, and a discharge port by the mouth member 4 is provided at the center of the bottom 32. Of course, other forms of bags may be used.

  The outlet port member 4 is formed of a synthetic resin molded body having a certain degree of strength, such as polyethylene resin or polycarbonate, as shown in an enlarged view in FIG. The flange portion 42 is provided at one end of the cylindrical portion 41, and the peripheral edge of the discharge port at the bottom of the bag body 5 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 quadrangle with rounded corners, but may be an ellipse or a polygon of pentagon or more.

  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. It consists of a base member 53 with a valve 52. As the elbow pipe 51, a commercially available elbow pipe can be used.

  As the fastening means between the mouth member 4 and the elbow pipe 51 of the discharge pipe 5, other fastening means can be used in addition to the clamping 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 that described above can also be used to connect the elbow pipe 51 and the base member 53 of the discharge pipe with valve 5.

  As long as the container body 1 is a drum-shaped container having a cylindrical body portion 11, the container body 1 is not limited to a metal container, and a container such as a plastic drum can be used. A drum can is preferably used. In the illustrated embodiment, a metal drum can is used as the container body 1, and a bottom plate 12 is fixed to a lower end portion of the cylindrical body 11 by a ring-shaped fastening member 13. A cover plate 14 attached to the upper end of the cylindrical body 11 is detachably provided on a ring-shaped fastening member 15.

  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, the receiving member 7 that receives and supports the flange portion 42 of the mouth member 4 while being loosely fitted or fitted to the outer periphery of the cylindrical portion 41 of the mouth member 4 is connected to the opening peripheral portion of the bottom plate 12 (the peripheral portion of the opening 16). ) It is provided on 16a so as to be freely engageable and settable.

  The receiving member 7 is a cylindrical wall portion that can be fitted into the opening 16 of the bottom plate 12 of the container main body 1, and particularly preferably an upper end portion of a cylindrical wall portion 71 having a tapered shape with a smaller diameter on the lower side as shown in the figure. An outer flange 72 mounted on the peripheral edge 16a of the opening is loosely fitted or fitted to the outer periphery of the tubular portion 41 of the mouth member 4 at the lower end portion of the tubular wall portion 71 to receive the flange portion 42. Are provided, and the outer flange 72 can be mounted on and engaged with the peripheral edge 16a of the opening with the tubular wall 71 fitted into the opening 16 from the inside and the lower part protruding downward. ing. Thus, the valve-equipped discharge pipe 5 is received by the inner flange 73 of the receiving member 7 with the flange portion 42 of the mouth member 4 in a state where the opening 16 is passed downward from the inside of the container body 1. The discharge pipe 5 with a valve can be supported laterally between the bottom plate 12 of the container body 1 and the upper surface of the pallet 2.

  Particularly in the case of the present invention, as described above, the receiving member 7 is configured such that the outer flange 72 is provided at the upper end portion of the cylindrical wall portion 71 and the inner flange 73 is provided at the lower end portion, and the flange portion 42 of the mouth member 4 is provided. Even though the bottom plate 12 of the container main body 1 is horizontal because it is received by the inner flange 73 at a position below the bottom plate 12 of the container main body 1, it is between the bottom plate 12 and the top surface of the pallet 2. The valve-equipped discharge pipe 5 can be supported laterally on the pallet 2 without excessively extending the vertical portion 51a of the substantially L-shaped elbow pipe 51, and the interval necessary for valve operation can be increased. Can be held. Therefore, it is not necessary to make the opening 16 larger than necessary, and a commercially available elbow pipe can be used as the elbow pipe 51.

  In the receiving member 7, the cylindrical wall portion 71 does not necessarily have to be tapered. However, the tapered shape is the center of the bottom portion of the container body 1 when the bag body 3 is loaded and set. The fitting operation to the opening 16 is easy and preferable.

  Reference numeral 8 in the figure denotes a discharge assist that is mounted on the bottom plate 12 except for the opening peripheral edge 16a of the container body 1, that is, the opening peripheral edge 16a that contacts the outer flange 72 of the receiving member 7. For example, a synthetic resin material, a foamed resin material, or an annular disk formed of a heat insulating board or the like. The upper surface 81 forms an inclined surface from the outer peripheral edge toward the inner peripheral edge. The liquid in the bag body 3 that is received in step 3 can be easily flowed toward the central portion, and the discharge difference can be assisted.

  As shown in the figure, the pallet 2 has upper and lower plates 22 and 23 connected by connecting columns 24 at the four corners and the central part of each side of the pallet, and fork insertion for inserting a fork for transport by forklift from the four sides. A recessed portion 25 is provided. 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 top surface of the pallet 2, the outer peripheral portion 54 of the valve 52 of the discharge pipe 5 with the valve in a state of being placed downward through the opening of the bottom plate 12 of the container body 1 is positioned, locked and fixed. A positioning locking portion 9 is provided.

  In the case of the illustrated embodiment, as the positioning locking portion 9, as shown in FIGS. 10 and 11, front and rear locking plates 92 and 93 that lock to the front and rear portions of the valve outer peripheral portion 54 of the valve-equipped discharge pipe 5. A locking member 91 is bent into a front concave shape into which the valve outer peripheral portion 54 can be fitted from above, fixed to the pallet 2 by welding means, and at least left and right vertical portions 94 of the locking member 91. One upper end portion 94a is bent outward and a pressing member 95 for pressing the valve outer peripheral portion 54 fitted in the locking member 91 is provided on the upper end portion 94a so as to be fixed by a screw fastening means 96. It has been. 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 as to be ready for use, the container 3 is discharged from the bottom of the bag body 3 outside the container body 1 before the assembly is started. An outlet pipe 5 with a valve is fastened to the mouth member 4 for use. For example, as shown in FIGS. 3 and 4, the fastening operation is performed by combining the inner flange 73 of the receiving member 7 with the inner flange 73 loosely fitted or fitted to the outer periphery of the cylindrical portion 41 of the mouth member 4. The end of the elbow pipe 51 of the discharge pipe 5 with valve is abutted against the end of the cylinder part 41 of the mouth member 4 via packing (not shown), and is fastened by the clamp type fastening means 6. This fastening operation can be easily performed in a wide place outside the container body 1.

  Then, the container bag body 3 to which the valved discharge pipe 5 is fastened is inserted into the container main body 1 from the upper opening before the cover plate 14 of the container main body 1 is attached. As shown in FIG. 7, the bottom plate 12 is drawn downward from the inside through the opening 16 provided at the center of the bottom plate 12. At the same time, the cylindrical wall portion 71 of the receiving member 7 is fitted into the opening 16 and the outer flange 72 at the upper end is placed on and engaged with the opening peripheral edge portion 16a. In this state, the flange portion of the mouth member 4 is engaged. 42 is supported by the inner flange 73 at a position below the bottom plate 12.

  Then, the valved discharge pipe 5 that extends below the opening 16 of the bottom plate 12 is front-mounted as a positioning locking portion 9 on the pallet 2 by an appropriate fixing means on the upper surface of the pallet 2, for example, as shown in the illustrated embodiment. The outer peripheral portion 54 of the valve 52 is fitted between the left and right vertical portions 94, 94 of the concave locking member 91 and locked to the front and rear locking plates 92, 93 to be positioned and fixed (FIG. 11).

  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.

  Further, after the liquid of the contents is discharged at the transportation destination, the container bag body 3 using one-way is taken out from the container main body 1 and disassembled, and the container main body 1 and the discharge pipe 5 with a valve are returned to the transportation source.

  During this disassembly operation, the discharge pipe 5 with the valve on the pallet 2 is unfixed and the discharge pipe 5 remains connected to the mouth member 4 of the bag body 3. 1 is pulled upward together with the receiving member 7 from the opening 16 of the bottom plate 12, and the bag 3 is taken out from the container body 1 as it is. 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, 12 ... Bottom plate, 13 ... Fastening member, 14 ... Cover plate recessed part, 15 ... Fastening member, 16 ... Opening, 16a ... Opening peripheral part, 2 ... Pallet, 21 ... Support legs, 22, 23 ... upper and lower plates, 24 ... connecting struts, 25 ... fork insertion part, 26 ... reinforcing member, 27 ... reinforcing edge, 28 ... drain hole, 3 ... container bag, 31 ... Cylindrical body, 32 ... bottom, 33 ... inlet, 4 ... outlet member, 41 ... cylinder for fastening exhaust pipe, 42 ... flange, 5 ... exhaust pipe with valve, 51 ... elbow pipe , 52 ... Valve, 53 ... Base member, 54 ... Valve outer peripheral part, 6 ... Fastening means, 7 ... Receiving member, 71 ... Cylindrical wall part, 72 ... Outer flange, 73 ... Inner flange, 8 ... Bottom member for discharge assist , 81 ... upper surface, 9 ... positioning locking part, 91 ... locking member, 92, 93 ... front and rear Stop plate, 94 ... lateral vertical section, 94a ... upper portion, 95 ... presser member, 96 ... screw fastening means, screw part for 97 ... screwed.

Claims (6)

A drum-shaped container main body having a cylindrical body supported by a support leg on the pallet with a space for disposing a valve-equipped discharge pipe, and a flange at one end of the cylinder for fastening the discharge pipe A container bag body in which a mouth member for a discharge port formed continuously is fixed to the bag bottom portion at the flange portion and is set in the container body, and an elbow pipe fastened to the tube portion of the mouth member. A liquid container comprising a discharge pipe with a valve including,
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 receiving member that receives the flange portion of the mouth member is provided to be freely engageable and set on the opening peripheral edge of the bottom plate,
The receiving member has an inner flange that receives an outer flange mounted on the peripheral edge of the opening at the upper end of the cylindrical wall that can be fitted into the opening of the bottom plate, and receives the flange of the mouth member at the lower end of the cylindrical wall. Are provided, and the flanged portion of the mouth member is received and supported by the inner flange of the member in a state in which the discharge pipe with valve extends downward from the container body through the opening and is turned sideways. A liquid container, wherein the attached discharge pipe is supported horizontally between the bottom plate portion of the container body and the pallet.   The liquid container according to claim 1, wherein the container body is a drum.   The liquid container according to claim 1, wherein the cylindrical wall portion of the receiving member has a tapered shape with a smaller diameter toward the lower side.   An outer peripheral portion of the valve in a state in which a discharge pipe with a valve is connected to an elbow pipe that is fastened to a cylindrical portion of the mouth member, and a base member having a valve is connected to the elbow pipe to be lowered through the opening of the bottom plate and turned sideways. The liquid container according to claim 1, wherein the liquid container is fixed to a positioning locking portion on the pallet.   As the positioning locking part on the pallet, a locking member having front and rear locking plates that locks the front and rear parts of the outer peripheral part of the valve is bent into a front concave shape that allows the outer peripheral part of the outer peripheral part of the valve to be fitted from above. A presser member that is formed and fixed on the pallet, and that holds the outer peripheral portion of the valve fitted into the locking member at the upper end of at least one of the left and right vertical portions of the locking member by a screw fastening means. The liquid container according to claim 4, wherein the liquid container is provided so as to be freely fixed.   On the bottom plate excluding the peripheral edge of the opening of the container body, a discharge assisting bottom member is detachably mounted which is made of an annular disk and whose upper surface forms an inclined surface from the outer peripheral edge toward the inner peripheral edge. The liquid container according to any one of claims 1 to 5.

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