JP2012117323A - Liquid storage tank - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a liquid storage tank which is capable of securing a desired storage capacity and easy to transport.SOLUTION: A liquid storage tank 10 has a main body 12 with a shape of an almost rectangular solid to store a content in a form of liquid thereinside. Communicating end connections 14 are provided close to side corners of a bottom portion of the main body 12 to communicate the main body 12 with an inside of a main body 12 of the other liquid storage tank 10. The communicating end connection 14 has two connecting openings 14a and 14b facing two different horizontal directions enabling the main body 12 to be connected to the main bodies 12 of the other liquid storage tanks in the two horizontal directions.

Description

  The present invention relates to a liquid storage tank, and more particularly to a liquid storage tank that stores a liquid such as drinking water for disasters.

  Conventionally, containers for storing and transporting and storing articles are known (see, for example, Patent Document 1). Generally, a container is a box-shaped object made of steel or the like, and a package is loaded into the container and transported by a transportation means such as an aircraft, a railway, a truck, or a ship. Containers are standardized and can be easily transshipped between transportation means, which greatly reduces the labor, cost, and time of handling.

  Dry containers are suitable for transporting solid items such as daily life goods, industrial products, industrial goods, but liquids such as oils, chemical products, concentrated fruit juice, raw liquor, food ingredients, various gases, Not suitable for transporting gaseous items. On the other hand, a tank / container has a configuration in which a storage tank is surrounded by a steel jacket, and is suitable for transporting and storing liquids and the like.

  On the other hand, an emergency water tank apparatus for storing or supplying emergency water such as drinking water in the event of a disaster such as an earthquake is known (see, for example, Patent Document 2). The emergency water tank apparatus of Patent Document 2 includes a plurality of water tanks of a size that can be transported by land transportation. These water tanks are connected in series at a disaster site or the like, and the water stored in the water tank is It has come to be used as emergency water.

Japanese Patent No. 4060920 JP-A-9-195326

  By the way, in the event of an emergency such as an earthquake disaster, it is required to quickly and temporarily install a liquid storage device for storing and supplying emergency water or the like in a disaster area or the like. In this case, the performance required for the liquid storage device is that the disaster-stricken area has a desired capacity such as a capacity according to the number of disaster victims, and is easy to carry. For this reason, there has been a demand for the development of a liquid storage tank that can secure the capacity desired by the stricken area and is easy to carry.

  This invention is made | formed in view of the above, Comprising: It aims at providing the liquid storage tank which can ensure a desired capacity | capacitance and is easy to convey.

  In order to solve the above-described problems and achieve the object, a liquid storage tank according to claim 1 of the present invention is a liquid storage tank composed of a substantially rectangular parallelepiped main body that contains a liquid-like material therein. A communication connection port for communicating with the inside of the main body of another liquid storage tank in the vicinity of the side corner of the lower part of the main body, the communication connection port being connected to the main body and the main body of the other liquid storage tank. It is characterized by comprising two connection ports in two horizontal directions that can be arranged in two horizontal directions.

  In addition, the liquid storage tank according to claim 2 of the present invention is the above-described liquid supply tank according to claim 1, wherein the supply / discharge driving is performed to supply the stored material from the outside to the inside of the main body or discharge the stored material from the inside of the main body to the outside. The apparatus further comprises means.

  According to the present invention, there is provided a liquid storage tank composed of a substantially rectangular parallelepiped main body for accommodating a liquid container therein, and communicated with the inside of the main body of another liquid storage tank in the vicinity of the side corner of the lower part of the main body. Since it is provided with a communication connection port for connection, the communication connection port is composed of two connection ports in two horizontal directions in which the main body and the main body of the other liquid storage tank can be connected in two horizontal directions. The storage tank main bodies can be connected in two horizontal directions at the communication connection port. For this reason, a desired capacity can be secured by providing a plurality of liquid storage tanks. Further, each liquid storage tank is made of a substantially rectangular parallelepiped main body, so that it is easy to carry.

FIG. 1 is a perspective view showing an embodiment of a liquid storage tank according to the present invention. FIG. 2 is a front view showing an example of the supply / drainage drive unit. FIG. 3 is a top view showing an example of the bottom surface of the liquid storage tank. FIG. 4 is a perspective view showing liquid storage tanks stacked in the vertical direction. FIG. 5 is a diagram illustrating an example of a planar arrangement of the liquid storage tank. FIG. 6 is a diagram illustrating another example of the planar arrangement of the liquid storage tank. FIG. 7 is a perspective view showing the positions of the hanger engaging portion and the fork engaging recess. FIG. 8 is a cross-sectional view showing an example of a hanging tool engaging portion. FIG. 9 is a perspective view showing an example of the communication connection port. FIG. 10 is a cross-sectional plan view of a liquid storage device in which liquid storage tanks are continuously provided. FIG. 11 is a side sectional view of a liquid storage device in which a liquid storage tank is continuously provided. FIG. 12 is a diagram illustrating an example of the opening / closing valve operating device. FIG. 13 is a diagram illustrating another example of the opening / closing valve operating device. FIG. 14 is a perspective view illustrating an example of a container including a liquid storage tank. FIG. 15 is a perspective view of the container of FIG. 14 viewed from another angle. FIG. 16 is a perspective view showing an example of an integrated water storage tank. FIG. 17 is a perspective view showing a separated transportation situation. FIG. 18 is a diagram illustrating a transportation situation by a helicopter.

  Below, the example of the liquid storage tank concerning the present invention is described in detail based on a drawing. Note that the present invention is not limited to the embodiments.

  As shown in FIG. 1, a liquid storage tank 10 according to the present invention is a liquid storage tank including a main body 12 having a substantially rectangular parallelepiped shape that stores a liquid (liquid storage) such as water therein. In the vicinity of the lower side corner, a communication connection port 14 for communication connection with the inside of the main body 12 of another liquid storage tank 10 is provided. The communication connection port 14 is composed of two connection ports 14 a and 14 b in two horizontal directions in which the main body 12 of the liquid storage tank 10 and the main body 12 of another liquid storage tank 10 can be connected in two horizontal directions.

  A supply / drain liquid drive unit 16 (supply / discharge drive means) is detachably provided on the end of the main body 12 in the longitudinal direction. The supply / discharge liquid drive unit 16 is for supplying liquid from the outside to the inside of the main body 12 or discharging the liquid from the inside of the main body 12 to the outside.

  The liquid storage device 100 in which the liquid storage tank main bodies 12 are connected to each other through the communication connection port 14 can be used mainly as an emergency liquid storage device (water storage device) during a disaster or the like.

[Supply / drain liquid drive unit]
As shown in FIG. 2, the supply / drain liquid drive unit 16 includes an extension / connection hose 26 housed in a supply / drain liquid pump 18, a generator 20, a fuel tank 22, and a hose storage part 24. And a supply / drainage pipe 34 having a switching valve 28, a liquid supply port 30 and a drainage port 32. On the end surface of the liquid storage tank body 12 to which the supply / drainage drive unit 16 is attached, a supply / drainage connection port (not shown) is provided at a position corresponding to the liquid supply port 30 and the drainage port 32.

  In this configuration of the liquid supply / drainage drive unit 16, the extension / connection hose 26 and the liquid supply port can be provided by taking out the extension / connection hose 26 from the hose housing 24 and connecting it to the hose connection port 36 and operating the pump 18. The liquid storage tank body 12 can be supplied from the outside via 30. Further, if the pump 18 is operated in the reverse direction, the liquid can be discharged from the liquid storage tank body 12 to the outside through the liquid discharge port 32 and the extension / connection hose 26.

  By the way, the conventional tank container requires a special recovery facility for recovering the liquid in the liquid storage tank at the receiving destination. For this reason, it is difficult to recover the liquid from the container when there is no such recovery facility at the receiving destination or when a failure occurs during an earthquake disaster. However, according to the liquid storage tank 10 according to the present invention, the liquid storage tank main body 12 is driven by the supply / drain liquid drive unit 16 even when there is no collection facility at the receiving destination or when a failure occurs during an earthquake disaster or the like. The liquid inside can be easily recovered.

[Liquid tank body]
As shown in FIG. 1, communication connection ports 14 are attached to the lower four corners of the liquid storage tank body 12. The attachment portion 12 a of the communication connection port 14 is formed in a concave shape so that the connection ports 14 a and 14 b do not protrude from the outer surface of the liquid storage tank main body 12. This makes it easier to handle during transportation. Note that the attachment portion 12a is not necessarily concave. Further, as shown in FIG. 3, the bottom shape of the liquid storage tank body 12 has a substantially bowl-like shape with a low bottom outer periphery and a high central portion so that the communication connection port 14 at the corner is in a low position. It is.

  The liquid storage tank main body 12 can be connected in two directions orthogonal to each other in a horizontal plane by connecting through the communication connection port 14. In addition, as shown in FIG. 4, it can also be stacked up and down. However, the upper and lower liquid storage tank bodies 12 do not communicate with each other even if they are stacked up and down.

  FIG. 5 shows an example of a planar arrangement of the liquid storage tank 10. In the figure, the case where the liquid storage tanks 10 are sequentially arranged from the upper left liquid storage tank 10 to the right side and the lower side is shown. Here, each of the connected storage tanks 10 may include a supply / drain liquid drive unit 16, or only the upper left storage tank 10 includes a supply / drain liquid drive unit 16 as shown in FIG. 5. It is good also as a structure. In this case, as shown in FIG. 6, the supply / drainage drive unit 16 may protrude from the entire outline of the liquid storage device 100.

  The mutual fixing of the liquid storage tanks 10 can be performed using a well-known engagement tool or a fastener such as a bolt. Further, as shown in FIG. 7, the upper side of the liquid storage tank main body 12 is provided with a suspension engaging portion 38 used when lifting and transporting the liquid storage tank main body 12, and on the lower side of the liquid storage tank main body 12. Is provided with a fork engaging recess 40 for engaging the fork when transported by a forklift. As shown in FIGS. 8A and 8B, the lifting implement engaging portion 38 is configured to be tiltable or advanceable / retractable so as to be able to correspond to the accumulation of the liquid storage tank main body 12.

  As shown in FIG. 1, a liquid supply port 42 that also serves as an inspection port is provided on the upper surface of the liquid storage tank body 12. Further, a reinforcing member (not shown) made of a steel material along the side direction is attached in the vicinity of each side of the liquid storage tank body 12 so as to withstand various loads.

[Communication connection port]
As shown in FIG. 9, the communication connection port 14 is composed of two connection ports 14 a and 14 b opened in two horizontal directions (the longitudinal direction of the liquid storage tank body 12 and the direction orthogonal to this direction). Is provided with an open / close valve 44. Since the corner of the lower part of the liquid storage tank is formed to be a recess, each connection port 14a, 14b is slightly retracted from the side surface of the liquid storage tank body 12, as shown in FIG. As shown in FIG. 11, the height is adjusted to the bottom of the liquid storage tank main body 12.

  The communication connection port 14 is used not only as a connection port for communicating the liquid storage tank main bodies 12 but also as a drainage port to the outside. As shown in FIG. 10 and FIG. 11, the liquid storage tank main bodies 12 communicate with each other by connecting the communication connection ports 14 to each other by an extendable connection hose 46 such as a bellows-like hose. In this case, one end of the connection hose 46 in a contracted state may be connected in advance to one connection port 14a, and the other end of the connection hose 46 may be pulled out and connected to the other connection port 14a.

  Further, it is more convenient in an emergency that the opening / closing valve 44 can be operated from the upper part of the liquid storage tank. For this reason, an opening / closing valve operating device 58 may be provided in the upper part of the liquid storage tank. For example, as shown in the side sectional view of FIG. 12A and the partial perspective view of FIG. 12B, the liquid storage tank is disposed from the bottom plate 52 of the liquid storage tank body 12 to a position directly above the rotation shaft of the handle 44a of the opening / closing valve 44. A through pipe 56 penetrating the upper plate 54 of the main body 12 is disposed. An operation rod 60 as an opening / closing jig is disposed inside the through pipe 56.

  The lower part of the operation rod 60 is engaged with the handle 44a of the opening / closing valve 44 so that the rotation around the axis of the operation rod 60 can be transmitted, and the upper part of the operation rod 60 is slightly protruded from the upper plate 54 of the liquid storage tank body 12. An opening / closing valve 44 is opened and closed by engaging another operation jig 62 on the operation rod 60 and rotating it. Here, the engagement between the operating rod 60 and the handle 44a of the opening / closing valve 44 may be a detachable system.

  In addition, when the size of the concave portion (attachment portion 12a) at the lower corner of the liquid storage tank is small or when this concave portion is not formed, the position of the handle 44a of the opening / closing valve 44 is from the side surface of the liquid storage tank body 12. There may be a position protruding outward. In that case, as shown in the side view of FIG. 13A and the partial perspective view of FIG. 13B, the operation rod 60 is rotatably supported without providing the through pipe 56 inside the liquid storage tank body 12. The supporting tool 64 may be provided on the upper and lower portions of the outer side surface of the liquid storage tank body 12, thereby constituting the opening / closing valve operating device 58.

  By the way, since the liquid storage tank 10 to which the supply / drain liquid drive unit 16 is attached as in this embodiment can supply and discharge liquid by the liquid storage tank 10 alone, the communication connection port 14 is not necessarily provided. May be. In this case, as shown in FIGS. 14 and 15, a supply / drain liquid pipe 48 may be attached to the connection port of the supply / drain liquid drive unit 16. A pipe 50 for supplying and discharging liquid may be directly attached to the liquid storage tank 10. On the contrary, if the communication connection port 14 is provided, the liquid storage tank 10 can be connected. Therefore, when mainly used for securing capacity, the supply / drain liquid drive unit 16 is not necessarily provided. Also good.

The effects obtained by the present invention will be described.
In the liquid storage tank 10 according to the present invention, since the liquid storage tank main body 12 can be continuously provided, the individual liquid storage tank main bodies 12 are sized to be easily handled during transportation and the like, and are provided in series. A liquid storage facility having a desired capacity can be formed. In particular, in an emergency such as an earthquake disaster, it is important that it is easy to transport, and the number of disaster victims varies depending on the disaster area, and the required capacity of emergency water varies accordingly.

  Further, as shown in FIG. 16, the liquid storage tank 10 according to the present invention can be connected and operated as an integrated water storage tank in normal times. Moreover, as shown in FIGS. 17 and 18, in an emergency, etc., it can be moved as an independent water tank or separated and transported by a helicopter or the like, and a small-scale water supply base can be installed quickly. For this reason, since a liquid storage facility having a desired capacity can be quickly installed in a disaster-stricken area or the like, it can be effectively used in an emergency.

  As described above, according to the present invention, a liquid storage tank comprising a substantially rectangular parallelepiped main body for accommodating a liquid container therein, in the vicinity of a corner of the lower part of the main body, A connection port for communicating with the inside of the main body of the tank is provided, and the connection port is connected in two horizontal directions in which the main body and the main body of the other liquid storage tank can be connected in two horizontal directions. Since it comprised from the opening | mouth, the main bodies of a liquid storage tank can be connected in two horizontal directions with a communication connection port. For this reason, a desired capacity can be secured by providing a plurality of liquid storage tanks. Further, each liquid storage tank is made of a substantially rectangular parallelepiped body, so that it is easy to carry.

  As described above, the liquid storage tank according to the present invention is useful in an emergency such as an earthquake disaster, and is particularly suitable for quickly and temporarily installing a water supply facility having a desired capacity in a stricken area or the like.

DESCRIPTION OF SYMBOLS 10 Liquid storage tank 12 Main body 14 Communication connection port 16 Supply / drainage drive unit (supply / discharge drive means)
DESCRIPTION OF SYMBOLS 18 Supply / drainage pump 20 Generator 22 Fuel tank 24 Hose storage part 26 Hose for extension and connection 28 Switching valve 30 Supply port 32 Drainage port 34 Supply / drainage piping 36 Hose connection port 38 Lifting engagement part 40 Fork Joint recess 42 Liquid supply port also serving as inspection port 44 Open / close valve 46 Connection hose 48, 50 Piping 58 Open / close valve operating device 100 Liquid storage device

Claims (2)

A liquid storage tank consisting of a substantially rectangular parallelepiped main body for accommodating a liquid container therein,
Provided in the vicinity of the side corner of the lower part of the main body is a communication connection port for communication connection with the inside of the main body of another liquid storage tank, and the communication connection port is horizontally connected to the main body and the main body of the other liquid storage tank. A liquid storage tank characterized by comprising two connection ports in two horizontal directions that can be arranged in two directions.   2. The liquid storage tank according to claim 1, further comprising supply / discharge driving means for supplying the stored matter from the outside to the inside of the main body or discharging the stored matter from the inside of the main body to the outside.

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