JP4747757B2 - Assembled water tank - Google Patents

Description

  The present invention relates to an assembled water tank that is assembled in an open container shape and stores liquid therein, and more particularly to an assembled water tank suitable for use in a complex or the like.

  In the event of a fire in an oil complex, chemical factory, etc., foam extinguishing agents are used to extinguish the fire. The stock solution of foam extinguishing agent is usually stored in these factories, and this is diluted with a chemical fire truck and discharged. When a fire becomes large-scale, a large amount of water-diluted fire extinguishing agent is required. Therefore, in a petroleum complex or the like, a water tank for diluting the foam digester with a large amount of water is required.

  Since this water tank is necessary only in an emergency, it is desired that the tank be stored in a disassembled state during normal times and assembled and used in an emergency.

In Japanese Utility Model Publication No. 57-202990, an annular frame unit is constructed as an assembly-type water tank by connecting an upper frame and a lower frame surrounding the water tank with studs, and along the inner periphery of the frame unit. A fence is attached and a circular water tank bag made of a waterproof sheet is arranged inside the frame unit.
Japanese Utility Model Publication No. 57-202990

  I. When assembling the assembled water tank described in Japanese Utility Model Publication No. 57-202990, and storing water, a very large side pressure is applied to the lower part of the side peripheral wall due to the water pressure, so that the lower part of the frame unit is deformed so as to project in the radial direction. As a result, the side wall may be inclined, and water may overflow or the frame unit may be damaged.

  Moreover, when the assembly type water tank of the above Japanese Utility Model Publication No. 57-202990 is assembled and a large amount of water is poured rapidly from a hose or the like, the water flow hits a part of the side wall locally. There is also the risk of being pushed outward and tilting or falling.

  It is an object of the present invention to provide an assembled water tank that can sufficiently counter even when a large lateral pressure is applied to the lower part of the side wall or when a partial water flow is strongly applied to a part of the side wall. .

  II. The upper and lower frames of the Japanese Utility Model Laid-Open No. 57-202990 are connected by bolts.

  Such a bolt connection is extremely time consuming, and in the event of a fire, the assembly of the water tank may not be in time for fire fighting.

  In one aspect of the present invention, an object of the present invention is to provide an assembled water tank that can be assembled quickly.

The assembly-type water tank of Claim 1 is an assembly-type water tank comprising a frame-like frame body and a water tank bag disposed in an open container shape inside the frame body, wherein the frame body is the water tank. A plurality of support columns erected around the bag at predetermined intervals, an upper frame that extends in the peripheral direction and connects the upper portions of the support columns, and a plate surface that is arranged in a substantially horizontal direction. a strip-shaped, extend in the peripheral direction, and a lower frame for connecting the lower portions of the struts, the intermediate frame extending in the peripheral direction, connecting the height direction middle portions of the strut The support column has a seat plate disposed on the lower side of the lower frame, a support column body standing up from the seat plate, and an upper portion of the support column and a locking portion provided in the middle in the height direction. The upper frame and the intermediate frame are provided with a locking means for the locking portion, and the locking portion can pass through the lower frame. One the seat plate is not pass through, an opening for insertion is provided in the strut body, Rise said water tank bag when containing the water, part of the bottom outer peripheral edge to the upper of the lower frame It is arranged so that it may come out .

Prefabricated aquarium 請 Motomeko 2 resides in that in Claim 1, in the height direction middle portion of the strut, a flange is provided as the locking portion, the locking hole is provided on the flange, The intermediate frame is provided with a hook portion that engages with the locking hole as the locking means.

The assembly type water tank according to claim 3 is the assembly type water tank according to claim 1 , wherein a tubular or annular body arranged in the vertical direction in the axial direction is provided as the locking portion in the middle of the column in the height direction. The intermediate frame is provided with a hook portion that engages with the tubular or annular body as the locking means.

The assembled water tank according to claim 4 is the assembly type water tank according to any one of claims 1 to 3 , wherein a flange is provided as the locking portion at the upper portion of the support column, and a locking hole is provided in the flange. The upper frame is provided with a hook portion that engages with the locking hole as the locking means.

The assembly type water tank according to claim 5 is the tubular water or annular body according to any one of claims 1 to 3 , wherein a tubular or annular body is disposed on the upper portion of the column as the locking portion with the axial center line direction being the vertical direction. The upper frame is provided with a hook portion that engages with the tubular or annular body as the locking means.

The assembled water tank according to claim 6 is the assembly type water tank according to any one of claims 1 to 3 , wherein a flange is provided as the locking portion on the upper portion of the support column, and the locking means is provided on the upper frame. As described above, there is provided an insertion hole through which the column main body can be inserted and through which the flange cannot pass.

The assembly type water tank of claim 7 is an assembly type water tank comprising a frame-like frame body and a water tank bag disposed inside the frame body in an open container shape, wherein the frame body is the water tank. A plurality of struts erected at predetermined intervals around the bag, an upper frame extending in the circumferential direction and connecting the upper portions of the struts, extending in the circumferential direction, A lower frame that connects the lower parts, and an intermediate frame that extends in the circumferential direction and connects the middle parts in the height direction of the support column. is arranged such that a portion of the outer peripheral edge bulges upward of the lower frame, the upper edge of the water tank bag, and insertion portion is provided with the upper frame is inserted, the lower frame, the upper frame And at least the lower frame of the intermediate frame can be shortened in the extending direction in a state where it is not connected to the support column. Made is characterized in that is.

Prefabricated aquarium 請 Motomeko 8 resides in that in Claim 7, said lower frame is made of a plurality of strip-shaped short plate having a length shorter than the lower frame, each short plate lower frame It is characterized in that it is rotatably coupled by a rotational coupling member so as to be able to take a series state extending in a straight line in the extending direction and a folded state overlapping each other.

The assembled water tank of claim 9 is an assembled water tank comprising a frame-like frame body and a water tank bag disposed inside the frame body in an open container shape, wherein the frame body is the water tank. A plurality of struts erected at predetermined intervals around the bag, an upper frame extending in the circumferential direction and connecting the upper portions of the struts, extending in the circumferential direction, A lower frame that connects the lower parts, and an intermediate frame that extends in the circumferential direction and connects the middle parts in the height direction of the support column. A part of the outer peripheral edge is arranged so as to bulge to the upper side of the lower frame, and a lower auxiliary frame extending in a direction crossing the water tank bag is provided on the lower side of the water tank bag, lower portions of the supports disposed on both sides of the tank bag are connected by said lower auxiliary frame, said lower auxiliary frame, it is in a non-consolidated to struts In the state, characterized in that it is configured to be able to shorten the length of the extending direction.

Prefabricated aquarium 請 Motomeko 10, in claim 9, said lower auxiliary frame, and a locking member to be locked at the bottom of each post, deformable linear member connected to the locking bodies It is characterized by having.

The assembly type water tank according to an eleventh aspect is characterized in that, in the tenth aspect , the locking body has an opening through which the support column is inserted.

The assembly type water tank of claim 12 is characterized in that, in claim 11 , the locking body is in the form of a strip extending so that a part thereof is disposed below the water tank bag.

The assembly type water tank according to a thirteenth aspect is characterized in that, in any one of the tenth to twelfth aspects, the linear member is a chain, a rope, a wire, or a belt.

The assembly-type water tank of Claim 14 is an assembly-type water tank provided with a frame-like frame body and a water tank bag arranged inside the frame body in an open container shape, wherein the frame body is the water tank. A plurality of struts erected at predetermined intervals around the bag, an upper frame extending in the circumferential direction and connecting the upper portions of the struts, extending in the circumferential direction, A lower frame that connects the lower parts, and an intermediate frame that extends in the circumferential direction and connects the middle parts in the height direction of the support column. A part of the outer peripheral edge is arranged so as to bulge to the upper side of the lower frame, and an upper auxiliary frame extending in a direction crossing the water tank bag is provided on the upper side of the water tank bag. upper portions of the supports disposed on both sides of which are connected by said upper auxiliary frame, said upper auxiliary frame, in a non-consolidated to struts In that state, characterized in that it is configured to be able to shorten the length of the extending direction.

Prefabricated tank 請 Motomeko 15, in claim 14, said upper auxiliary frame includes a locking member to be locked at the top of each post, and deformable linear member connected to the locking bodies It is characterized by having.

The assembled water tank according to claim 16 is the assembly type water tank according to claim 15 , wherein an upper locking portion for locking the locking body is provided at an upper portion of each support column, and an intermediate locking portion is provided in the middle in the height direction. The locking portion extends from the locking body and is locked to the intermediate locking portion to prevent the locking body from being detached upward from the upper locking portion. A detachment preventing member is provided.

The assembly type water tank according to a seventeenth aspect is the one according to the fifteenth or sixteenth aspect , wherein the linear member is a chain, a rope, a wire, or a belt.

In the water tank made by assembling prefabricated tank 請 Motomeko 1, water tank bag when containing the water, part of the bottom outer peripheral edge is arranged so as to bulge upward of the lower frame . Therefore, when water is supplied into the water tank bag, the lower frame is pressed from above by the weight of the water. Therefore, even if a large lateral pressure is applied to the lower part of the side wall of the water tank or a water flow locally hits a part of the side wall, the side wall is prevented from being inclined or deformed.

The prefabricated water tank of claim 1, the lower frame, Ru der what configuration is simple strip shape. The belt-like lower frame is arranged with the plate surface in a substantially horizontal direction, and an aquarium bag is arranged on the plate surface.

The prefabricated water tank according to claim 1, standoff were provided a seat plate arranged on the lower side of the lower frame, the strut body rising from the seat plate, the top and the height direction middle portion of the strut It was Ri name and a locking portion, the upper frame and the intermediate frame, locking means are provided to locking portion. By locking the upper frame and the intermediate frame to the locking portion, the upper frame and the intermediate frame can be easily and quickly connected to the support column, respectively.

The lower frame is provided with an opening for insertion of the column main body through which the locking portion can pass and the seat plate cannot pass, and the upper frame and the intermediate frame are engaged with the locking portion. Prior to stopping, the column is inserted into the opening of the lower frame, and the column and the lower frame are connected so that the lower frame is dropped from above along the column. This connection is also very simple and can be done quickly.

In this case, for example, as the locking portion, a flange is provided in the upper part of the support column and in the middle in the height direction, a locking hole is provided in each flange, and the upper frame and the intermediate frame are engaged with the locking hole. It is preferable to provide a hook portion (claims 2 , 4 ). By engaging the hook portion with the locking hole, the upper frame and the intermediate frame are respectively connected to the support columns. This connection is very simple and can be done quickly.

Instead of this flange, a tubular or annular body arranged with the axial direction as the vertical direction may be provided as the locking portion (claims 3 , 5 ). In this case, the upper frame and the intermediate frame are respectively connected to the support columns by engaging the hook portion so as to drop into the inner hole of the tubular or annular body from above. This connection is also very simple and can be done quickly.

The upper frame locking structure is provided with a flange as a locking portion at the upper part of the column, and the upper frame has an insertion hole through which the column main body can be inserted and the flange cannot pass as the locking means. The provided structure may be sufficient (Claim 6 ). In this case, the upper end portion of the column main body is inserted into the insertion hole, and the upper frame is dropped along the column main body to be locked on the flange on the column upper portion. Also in this case, the upper frame can be easily and quickly connected to the support column.

In prefabricated water tank of claim 7, the upper edge of the tank bag is provided with an insertion portion, for example, a tunnel-shaped like the upper frame is inserted. A water tank in which the upper edge of the side wall of the water tank bag is supported by the upper frame is constructed by placing the water tank bag inside the frame body, inserting the upper frame into the insertion portion, and connecting the upper frame to the support column. .

In the assembled water tank of claim 7, at least the lower frame of the lower frame, the upper frame, and the intermediate frame has a length in the extending direction when the water tank is disassembled (when not connected to each column). Is configured to be shortened. By comprising in this way, it becomes possible to restrain the storage space of an assembly-type water tank small, and these members do not become bulky at the time of conveyance, and it becomes possible to perform a conveyance operation | work easily.

In 請 Motomeko 8, the lower frame is made of a plurality of short plate having a length shorter than the length of the lower frame when the water tank construction (when in the connected state of the lower portions of the column), these short plates However, it is the structure couple | bonded by the rotation coupling member so that it can take the serial state extended in the extending direction of this lower frame in a straight line, and the folding state which mutually overlapped.

By folding the lower frame so that these short plates are overlapped with each other, the length of the lower frame can be shortened and stored or transported. Further, by developing these short plates in a serial state, the water tank can be assembled using the length of the lower frame as the length when the water tank is constructed. The unfolded lower frame has a belt-like shape similar to that of the assembled water tank of claim 1 and is arranged with the plate surface substantially horizontal, and the water tank bag is arranged on the plate surface.

In the assembled water tank according to claim 9, a lower auxiliary frame extending in a direction crossing the water tank bag is provided on the lower side of the water tank bag, and the lower auxiliary frame is erected on both sides of the water tank bag. It was linked to lower portions of the column. By having such a configuration, even when a large lateral pressure water is supplied into the assembled water tank at the bottom of the aquarium side wall, the frame body surrounding the water tank is deformed to begin bulging outward is prevented The

The lower auxiliary frame, and configured to be able to shorten the length of the extending direction when the water tank exploded. By such a configuration, it becomes possible to reduce the storage space of the lower-side auxiliary frame, said lower auxiliary frame is not bulky during transportation, it is possible to easily transport work.

In 請 Motomeko 10, said lower auxiliary frame is composed of a locking member to be locked at the bottom of each post, the deformable linear member connected to engaging bodies. In this aspect, the length of the lower auxiliary frame can be shortened by deforming the linear member and bringing the locking bodies closer to each other or overlapping each other.

In this case, it is preferable that the locking body has an opening through which the support column is inserted (claim 11 ). In order to lock the locking body to the lower part of the column, the column is inserted into the opening, and the locking body is dropped along the column. This locking method is extremely simple and can be performed quickly.

This locking body is preferably in the form of a strip extending so that a part thereof is disposed below the aquarium bag (claim 12 ). When configured in this manner, the weight of the water in the aquarium bag is applied to the plate surface of the engaging body that has entered the lower side of the aquarium bag, and the lower part of each column to which the engaging body is connected is pressed against the ground. Therefore, even if a side pressure is applied to the side wall of the water tank bag, each support column is difficult to tilt outward.

As a thirteenth aspect , examples of the linear member of the lower auxiliary frame include a chain, a rope, a wire, and a belt, but are not limited thereto.

In the assembled water tank according to claim 14, an upper auxiliary frame extending in a direction crossing the water tank bag is provided on the upper side of the water tank bag, and by the upper auxiliary frame, the support columns erected on both sides of the water tank bag are provided. connecting the top to each other. By comprising in this way, even if water is supplied into the assembled water tank and a large lateral pressure is applied to the side wall of the water tank, it is possible to prevent the columns around the water tank from being inclined outward.

The upper auxiliary frame, and configured to be able to shorten the length of the extending direction when the water tank exploded. By such a configuration, it becomes possible to reduce the storage space of the upper auxiliary frame, said upper auxiliary frame is not bulky during transportation, it is possible to easily transport work.

In 請 Motomeko 15, said upper auxiliary frame is composed of a locking member to be locked at the top of each post, the deformable linear member connected to engaging bodies. In this aspect, the length of the upper auxiliary frame can be shortened by deforming the linear member and bringing the locking bodies closer to each other or overlapping each other.

In the aspect of Claim 16 , when installing this upper side auxiliary frame, this upper side auxiliary frame is stretched over the aquarium bag, and each locking body is the upper side locking of each support | pillar on both sides of this aquarium bag. The detachment preventing member extending from the locking body is locked to the intermediate locking portion of the support column. Thereby, when supplying water to a water tank etc., it can prevent that a latching body remove | deviates from a support | pillar carelessly by the vibration etc. which are added to this water tank.

As in the seventeenth aspect , examples of the linear member of the upper auxiliary frame include a chain, a rope, a wire, and a belt, but are not limited thereto.

  Embodiments of the present invention will be described below with reference to the drawings. 1 is a perspective view of the assembled water tank according to the embodiment in an assembled state, FIG. 2 (a) is a perspective view of the water tank bag, and FIG. 2 (b) is a cross-sectional view taken along line BB of FIG. 2 (a). FIG. 3 is an overall perspective view of the lower frame and the support column, FIG. 4 (a) is a perspective view of the support column, and FIG. 4 (b) is an exploded perspective view of a connecting portion between the support column and the lower frame. FIG. 5 is an enlarged perspective view of a connecting portion between the support column and the upper frame or the intermediate frame, and FIG. 6 is an enlarged perspective view of a connecting portion between the support column and the upper auxiliary frame.

  The assembled water tank 1 includes a frame-like frame body 2 and a water tank bag 4 made of a waterproof sheet disposed inside the frame body 2 in an open container shape. In this embodiment, as shown in FIG. 2 (a), the aquarium bag 4 has a substantially square bottom surface 4a and four side walls 4b respectively connected to four sides of the bottom surface 4a.

  As shown in FIG. 1, the frame body 2 is erected at equal intervals in each corner portion of the assembled water tank 1 and in an intermediate portion in the extending direction of each side wall (hereinafter simply referred to as “intermediate portion”). A total of eight struts 6, an upper frame 8 coupled to the upper part of each strut 6, a lower frame 10 coupled to the lower part of each strut 6, and a midway in the height direction of each strut 6 An intermediate frame 12 is arranged across the upper side of the aquarium bag 4, and an upper auxiliary frame 14 whose both ends are respectively connected to the upper parts of the intermediate columns 6 and 6, and a lower side of the aquarium bag 4 is arranged, Both ends have lower auxiliary frames 16 connected to the lower portions of the intermediate columns 6 and 6, respectively.

  As shown in FIG. 4 (a), each column 6 includes a seat plate 6a installed on the ground, a rod-shaped column main body 6b standing up from the seat plate 6a, and an upper portion and a height of the column main body 6b. Each of the flanges 6c at the upper, middle, and lower stages as a locking portion provided at two locations in the middle of the direction, and a locking hole 6d provided in each flange 6c are provided. Each flange 6c has a smaller diameter than the seat plate 6a. In each flange 6c, four locking holes 6d are provided with a phase shift of 90 ° around the axis of the column main body 6b. Between the flanges 6c, the locking holes 6d are arranged in the same phase.

  The lower frame 10 has a band plate shape, and is disposed on the lower side of the peripheral portion of the aquarium bag 4 with the plate surface substantially horizontal. The length of one lower frame 10 is slightly longer than the distance between adjacent columns 6 and 6. Openings 10a are provided on both ends of each lower frame 10 respectively. The opening 10a is allowed to pass through the flanges 6c but cannot pass through the seat plate 6a.

  In this embodiment, each of the upper frame 8 and the intermediate frame 12 is a rod-shaped member having a length constructed between the adjacent columns 6 and 6, and is engaged with the locking hole 6d at both ends. The hook parts 8a and 12a which can be combined are provided. In this embodiment, the upper frame 8 and the intermediate frame 12 are common members and can be interchanged with each other.

  As shown in FIG. 2, the upper edge of each side wall 4b of the water tank bag 4 is provided with a tunnel-like insertion portion 4c through which the upper frame 8 is inserted. In this embodiment, the upper edge portion 4c is formed by folding back the upper edge portion of each side wall 4b and joining the front end side thereof to the outer surface of the side wall 4b by adhesion, welding, or a fastener.

  In addition, a notch 4A is provided in the middle portion in the longitudinal direction of the upper edge of each side wall 4b, and the upper frame insertion portion 4c is exposed in this notch 4A.

  The upper auxiliary frame 14 has a rod-like shape, and an insertion hole 14a through which the upper end side of the column main body 6b is inserted is provided on both ends. The insertion hole 14a has a size that cannot allow passage of the flange 6c.

  The lower auxiliary frame 16 has a belt-like shape, and openings 16a through which the column main bodies 6b are inserted are provided at both ends thereof. The opening 16a has a size that allows passage of the flanges 6c but cannot allow passage of the seat plate 6a.

  The material of the water tank bag 4 is preferably a soft polyvinyl chloride resin, a polyethylene resin, an olefin resin, or the like, but is not limited thereto.

  An example of the assembly procedure of the assembly-type water tank 1 having such a configuration will be described below.

  In assembling the assembly-type water tank 1, each column 6 is erected and each lower frame 10 is installed across the adjacent columns 6 and 6. At this time, the column main body 6 b is inserted into the opening 10 a of the lower frame 10. The lower frame 10 is dropped along the column main body 6b, and both ends of the lower frame 10 are overlapped on the seat plate 6a. Note that the lower frame 10 may be installed after all the columns 6 are set up, or the lower frame 10 may be set after some of the columns 6 are set up. When the pillars 6 are erected, the locking holes 6d of the pillars 6 are arranged on a straight line connecting adjacent pillars 6 to each other.

  In addition, the installation plan area of the water tank 1 may be defined in site | parts, such as a complex and a factory, and the installation position of each support | pillar 6 may be marked beforehand in this area. By installing each column 6 on this mark, the water tank 1 can be assembled accurately and quickly.

  Next, the lower auxiliary frame 16 is bridged between the support columns 6 and 6 in the intermediate portion. At this time, the column main body 6 b is inserted into the opening 16 a of the lower auxiliary frame 16. The lower auxiliary frame 16 is dropped along the column main body 6 b and both ends thereof are overlapped on the lower frame 10.

  Next, the intermediate frame 12 is bridged between the lower flanges 6c, 6c and the intermediate flanges 6c, 6c of the adjacent struts 6, 6, respectively. At this time, the hook portion 12a of the intermediate frame 12 is engaged with the locking hole 6d of each flange 6c.

  After the intermediate frame 12 is installed over the entire circumference of the support column 6, the aquarium bag 4 is disposed inside thereof. At this time, the upper portion of the support column 6 faces the cutout portion 4 </ b> A of the water tank bag 4.

  Next, the upper frame 8 is inserted into each upper frame insertion portion 4 c of the water tank bag 4. Each upper frame 8 is located between adjacent support columns 6 and 6. By engaging the hook portions 8 a at both ends of each upper frame 8 with the locking holes 6 d of each flange 6 c, the upper frame 8 is installed between the columns 6.

  Thereafter, the upper auxiliary frame 14 is bridged between the columns 6 and 6 located in the intermediate portion. At this time, the upper ends of the column main bodies 6 b of the columns 6 are inserted into the insertion holes 14 a on both ends of the upper auxiliary frame 14. Thereby, the assembly of the water tank 1 is completed.

  In this aquarium 1, a strip-like lower frame 10 is disposed below the peripheral edge of the bottom surface 4 a of the aquarium bag 4. Therefore, when water is supplied into the water tank bag 4, the lower frame 10 is pressed from above by the weight of the water. Therefore, even if a large lateral pressure is applied to the lower portion of the side wall 4b of the water tank bag 4 or a water flow is locally applied to a part of the side wall 4b, the side wall 4b is prevented from being inclined or deformed.

  In this embodiment, the column main body 6b of the column 6 is inserted into the openings 10a on both ends of the lower frame 10, and the opening 10a is dropped onto the seat plate 6a of the column 6 so that the lower frame 10 and the column Are connected. This connection is very simple. Further, when the upper frame 8 and the intermediate frame 12 are respectively connected to the support column 6, the hook portions 8 a and 12 a at both ends are engaged with the locking holes 6 d of the flanges 6 c of the support column 6. This connection is also very simple. For this reason, the assembly-type water tank 1 can be assembled easily and rapidly.

  In the assembled water tank of the present invention, a water draining means for discharging the stored water in the water tank bag may be provided. FIG. 7 is a perspective view of a main part of an assembled water tank 1A provided with a drain hose as an example of the water draining means, and FIG. 8 is an elevation view of the main part of the water tank 1A.

  In this assembled water tank 1A, a water drain hole (not shown) is provided near the lower corner of the corner portion of the water tank bag 4, and a water drain hose 20 is connected to the water drain hole. In this embodiment, the hose 20 is made of the same material as the water tank bag 4. The base end of the hose 20 is coupled to the peripheral portion of the drain hole by a coupling means such as adhesion or welding. In this embodiment, the drain hole and the hose 20 are always in communication with the inside and outside of the water tank bag 4. The length of the hose 20 is larger than the height of the side wall 4 b of the water tank bag 4. Although the internal diameter of this hose 20 shall be about 50 mm, for example, it is not limited to this.

  Other configurations of the assembled water tank 1A are the same as those of the assembled water tank 1 shown in FIGS.

  After assembling the assembled water tank 1A in the same procedure as the above-described assembled water tank 1, when storing water in the water tank bag 4, the hose 20 is pulled upward along the support 6 as shown in FIG. The tip of the hose 20 is arranged at a height higher than the upper edge of the water tank bag 4. Thereby, water is stored in the water tank bag 4 without flowing out through the hose 20.

  In this embodiment, after the hose 20 is pulled up along the support 6, the tip side of the hose 20 is fixed to the top of the support 6 using a binding tool 20 a such as a rope. However, the fixing method of this hose 20 is not limited to this. For example, a hooking means such as a hook may be provided on the tip side of the hose 20, and the hook or the like may be hooked on the upper part of the support 6 (for example, the upper flange 6c or the upper end opening of the support body 6b).

  When discharging the stored water in the water tank bag 4, the restraint by the binding tool 20a is released and the hose 20 is hung downward. Thereby, water is discharged via the hose 20.

  FIG. 9 is a perspective view of an essential part of an assembly-type water tank 1B provided with another draining means.

  In this assembled water tank 1B, a water drain hole (not shown) is provided near the lower corner of the side wall 4b of the water tank bag 4, and a water drain plug 22 is connected to the water drain hole. The drain plug 22 is provided with an open / close valve 23 that switches between water discharge and water stop from the drain plug 22. Reference numeral 23a indicates a valve handle for performing this switching operation.

  In this embodiment, the drain plug 22 is made of a resin tube. The base end of the resin tube is coupled to the peripheral portion of the drain hole by a coupling means such as adhesion or welding. In this embodiment, the opening / closing valve 23 is also made of resin. However, the configuration of the drain plug 22 and the opening / closing valve 23 is not limited to this.

  The other structure of this assembled water tank 1B is the same as that of the assembled water tank 1 shown in FIGS.

  In the assembled water tank 1A having such a configuration, water is stored in the water tank bag 4 with the valve 23 closed. When discharging the stored water in the aquarium bag 4, the handle 23a is operated to open the valve 23. Thereby, water is discharged through the drain plug 22.

  In addition, the water draining means of the water tank bag is not limited to each of the above-described configurations. For example, a configuration in which a drain hole is provided with a lid or a stopper may be used.

  FIG. 10 (a) is a perspective view showing another configuration example of the column, and FIG. 10 (b) is a cross-sectional view taken along line BB in FIG. 10 (a). FIG. 11 is a perspective view of a connecting portion between the support column and the upper frame, and FIG. 12 is an exploded perspective view of a connecting portion between the support column and the intermediate frame.

  In this embodiment, as shown in FIG. 10 (a), the column 6A includes a seat plate 6a, a column body 6b that stands up from the seat plate 6a, and an upper portion provided on the column body 6b. A flange 6c ′ as a frame locking portion, and a tubular body 6e as each locking portion for the upper intermediate frame and the lower intermediate frame provided at two positions in the middle of the column main body 6b in the height direction, It has. The flange 6c 'has a smaller diameter than the seat plate 6a. Each tubular body 6e is fixed to the side surface of the column main body 6b with the axial direction being the vertical direction. The inner hole of each tubular body 6e has a shape in which the upper end side is expanded in a tapered shape.

  In each of the intermediate frame locking portions on the upper side and the lower side, four tubular bodies 6e are provided with a phase shift of 90 ° around the axis of the column main body 6b. Moreover, between these intermediate frame latching | locking parts, each tubular body 6e is arrange | positioned at the same phase shape. As shown in FIG. 10 (b), in each intermediate frame locking portion, the most separated portion in the radial direction of the column main body 6b between the tubular bodies 6e, 6e located on the opposite side across the column main body 6b The distance between the outer peripheral surfaces is smaller than the diameter of the seat plate 6a.

  In this embodiment, the diameter of the opening 10a (see FIGS. 1 to 6) at both ends of the lower frame 10 allows passage of the flange 6c ′ and each intermediate frame locking portion (tubular body 6e), but the seat plate The passage of 6a is an unacceptable size.

  In this embodiment, as shown in FIG. 11, insertion holes 8b through which the column main bodies 6b are inserted are provided on both ends of the upper frame 8A. The insertion hole 8b has a size that does not allow passage of the flange 6c '.

  As shown in FIG. 12, hook portions 12a 'that can be engaged with the tubular body 6e are provided on both ends of the intermediate frame 12A.

  Note that the column 6A is configured with the following dimensions, for example.

Seat plate 6a: diameter 250mm, thickness 6mm
Prop body 6b: diameter 50 mm, height 980 mm
Flange 6c ': Diameter 10mm, thickness 6mm, height from seat plate 6a 850mm
Tubular body 6e: outer diameter 34 mm, inner diameter 25 mm, axial length 50 mm, upper middle
Height 500mm from the seat plate 6a to the upper end surface at the frame locking part
The height from the seat plate 6a to the upper end surface at the frame locking portion is 200mm.
However, this is an example, and the present invention is not limited to this.

  In assembling the assembling-type water tank using the struts 6A having such a configuration, the struts 6A are arranged so that the tubular bodies 6e of the struts 6A are arranged in a straight line connecting the adjacent struts 6A, 6A. The lower frame 10, the intermediate frame 12A, and the upper frame 8A are installed across 6A and 6A.

  Also in this embodiment, the column main body 6b of each column 6A is inserted into the openings 10a on both ends of the lower frame 10, and the opening 10a is dropped onto the seat plate 6a of the column 6A. 6A is connected. This connection is very simple.

  When connecting the intermediate frame 12A to the column 6A, the hook portions 12a 'at both ends of the intermediate frame 12A are engaged with each other by dropping into the inner hole of the tubular body 6e from above. This connection is also very simple.

  When connecting the upper frame 8A to the column 6A, the upper end of the column main body 6b is inserted into the insertion holes 8b at both ends of the upper frame 8A, and the upper frame 8A is dropped along the column main body 6b so Lock on 6c '. Also in this case, the upper frame 8A can be easily and quickly connected to the support 6A.

  In the present invention, the lower frame, the lower auxiliary frame, the upper auxiliary frame, etc. can be shortened in the extending direction when the tank is disassembled (when not connected to the support column). You may comprise. FIGS. 13 to 17 show the lower frame 100, the lower auxiliary frame 160 and the upper auxiliary frame 140 configured as described above, and the assembled water tank 1C including these. 13 (a) is a plan view of the lower frame 100, FIG. 13 (b) is a perspective view showing the folded state of the lower frame 100, and FIGS. 14 (a) and 14 (b) are lower side assists, respectively. FIGS. 15 and 16 are a perspective view of the frame 160 and the upper auxiliary frame 140, respectively. FIG. 15 and FIG. 16 show the assembled water tank 1C provided with the lower frame 100, the lower auxiliary frame 160 and the upper auxiliary frame 140, respectively. FIG. 17 is a perspective view (enlarged view) showing a state where the upper auxiliary frame 140 is locked to the column 6.

  As shown in FIG. 13 (a), the lower frame 100 has a length of about half of the length of the lower frame 100 at the time of construction of the water tank (in a state where the lower portions of the support columns 6 and 6 are connected to each other). It consists of a sheet-like short plate 101a, 101b. These short plates 101a and 101b are arranged in a straight line extending in a straight line with their plate surfaces substantially flush as shown in FIG. 13 (a), and the plate surfaces as shown in FIG. 13 (b). One end sides in the longitudinal direction are coupled to each other by a hinge 102 as a rotational coupling member so as to be able to take a folded shape that is opposed to each other.

  On the other end side of each of the short plates 101a and 101b (both ends of the lower frame 100 when these short plates 101a and 101b are in series), an opening 103 for inserting the column 6 is provided. Yes. The opening 103 has a size that allows passage of the column body 6b of the column 6 and each flange 6c in the middle thereof but does not allow passage of the seat plate 6a at the lower end thereof. Reference numeral 103 a indicates a reinforcing member attached to the peripheral portion of the opening 103.

  The intervals between the openings 103 and 103 when the lower frames 101a and 101b are connected in series are the openings 10a and 10a on both ends of the lower frame 10 in the embodiment shown in FIGS. It is substantially the same as the interval between them.

  As shown in FIG. 13, the length of the lower frame 100 is reduced by overlapping the short plates 101a and 101b so that the lower frame 100 is folded in half from the middle in the extending direction (hinge 102). It can be shortened to about half when the water tank is assembled.

  As shown in FIG. 14 (a), the lower auxiliary frame 160 is in the form of two strips that are respectively locked to the lower portions of a pair of support columns 6 and 6 erected on both sides of the aquarium bag 4. The locking bodies 161a and 161b and a chain 162 as a deformable linear member in which the longitudinal ends of the locking bodies 161a and 161b are connected to each other.

  An opening 163 for inserting the support column 6 is provided on the other end side of each of the locking bodies 161a and 161b. The opening 163 also has a size that allows passage of the column body 6b of the column 6 and each flange 16c in the middle thereof but does not allow passage of the seat plate 6a at the lower end thereof. Reference numeral 163 a indicates a reinforcing member attached to the peripheral edge of the opening 163.

  The lengths of the locking bodies 161a and 161b are half of the required length of the lower auxiliary frame 160 at the time of construction of the aquarium (in a state where the lower portions of the columns 6 and 6 standing on both sides of the aquarium bag 4 are connected to each other) Shorter than that.

  The lower auxiliary frame 160 is a state in which the locking body 161a, the chain 162, and the locking body 161b extend in a straight line so that the chain 162 is stretched between the locking bodies 161a and 161b as shown in the figure. In FIG. 6, the distance between the openings 163 and 163 of the locking bodies 161a and 161b is substantially the same as the distance between the openings 16a and 16a on both ends of the lower auxiliary frame 16 in the embodiment shown in FIGS. It is configured to be.

  By bending the chain 162 and overlapping the locking bodies 161a and 161b, the length of the lower auxiliary frame 160 can be made shorter than half of the length when the water tank is assembled.

  As shown in FIG. 14 (b), the upper auxiliary frame 140 has two locking bodies 141 a and 141 b that are respectively locked to the upper portions of a pair of support columns 6 and 6 erected on both sides of the water tank 4. And a chain 142 as a deformable linear member in which the locking bodies 141a and 141b are connected to each other, and detachment preventing members 143 and 143 from the support columns 6 of the locking bodies 141a and 141b.

  In this embodiment, each of the locking bodies 141a and 141b is a ring-shaped member as shown in the drawing, and the inner opening diameter allows insertion of the upper end side of the column main body 6a, but the flange 6c in the middle thereof is inserted. Passage is unacceptable.

  The length of the chain 142 is such that when the locking bodies 141a and 141b are separated from each other so that the chain 142 is stretched, the distance between the locking bodies 141a and 141b is the same as that shown in FIGS. In this embodiment, the distance between the insertion holes 14a and 14b on both ends of the upper auxiliary frame 14 is set to be substantially the same.

  In this embodiment, each detachment preventing member 143 includes a chain 143a extending from each of the locking bodies 141a and 141b to the opposite side of the chain 142, and a hook 143b provided on the tip side of the chain 143a. The chain 143a has such a length that it can be routed from the upper flange 6c of the column 6 to the intermediate flange 6c. The hook 143b can be locked in the locking hole 6d of the flange 6c.

  The upper auxiliary frame 140 can be shortened in length or in the form of a lump so as to wind up the chains 142 and 143a, as compared to when the water tank is assembled.

  The assembled water tank 1C of this embodiment is the above-described lower frame in place of the lower frame 10, the lower auxiliary frame 16 and the upper auxiliary frame 14 in the assembled water tank 1 of the embodiment shown in FIGS. 100, the lower auxiliary frame 160, and the upper auxiliary frame 140 are used. Other configurations of the assembled water tank 10C are the same as those of the assembled water tank 10. Below, an example of the assembly procedure of this assembly-type water tank 1C is demonstrated.

  In assembling the assembled water tank 10C, first, the support column 6 is set up in the same manner as in the above-described embodiment. Next, each lower frame 100 is developed as shown in FIG. 13 (a), and the lower frame 100 is installed across the adjacent columns 6 and 6. At this time, each support column 6 is inserted into the openings 103, 103 on both ends of the lower frame 100, and the lower frame 100 is dropped along the support column 6 from above, and both ends thereof are placed on the seat plate 6a of each support column 6. Overlay on.

  Next, the lower auxiliary frame 160 is bridged between the columns 6 and 6 that face each other across the water tank bag 4 among the columns 6 positioned in the middle part of each side wall of the water tank bag 4. At this time, the columns 6 are inserted into the openings 163 of the locking bodies 161a and 161b on both ends of the lower auxiliary frame 160, and the locking bodies 161a and 161b are dropped along the column 6 from above. Is overlaid on the lower frame 100.

  FIG. 15 shows a state in which the installation of the lower auxiliary frame 160 has been completed.

  Next, the intermediate frame 12 and the upper frame 8 are installed over the entire circumference of the support columns 6,... 6, and the water tank bag 4 is installed therein. The installation procedure of the intermediate frame 12, the upper frame 8, and the water tank bag 4 is the same as that in the above-described embodiment, and the description thereof is omitted.

  Thereafter, the upper auxiliary frame 140 is spanned between the upper ends of the columns 6 and 6 that face each other across the water tank bag 4 among the columns 6 positioned in the middle of each side wall of the water tank bag 4. At this time, the upper ends of the columns 6 are inserted into the locking bodies 141a and 141b on both ends of the upper auxiliary frame 140, and the locking bodies 141a and 141b are dropped along the columns 6 from above. Overlay on the upper flange 6c of the column 6.

  Next, as shown in FIG. 17, the chains 143a of the separation preventing members 143 extending from the respective locking bodies 141a and 141b are respectively routed downward, and the hooks 143b at the respective ends are respectively connected to the flanges 6c on the middle side of the columns 6. It hooks in the locking hole 6d.

  Thereby, the assembly of the water tank 1C is completed.

  In the assembled water tank 1C, each of the locking bodies 141a and 141b of the upper auxiliary frame 140 is prevented from being detached upward from the support column 6 by the respective separation preventing members 143. The upper auxiliary frame 140 is prevented from being inadvertently detached from the column 6 due to vibrations applied when water is supplied.

  The assembled water tank 1C can be disassembled by a procedure reverse to the above assembly procedure.

  In this embodiment, after the lower frame 100, the lower auxiliary frame 160, and the upper auxiliary frame 140 are removed from the support column 6, the length of each extending direction can be shortened. The storage space of 1C can be made relatively small. Further, by shortening the length in this way, these members are not bulky during transportation, and the transportation work can be performed relatively easily.

  FIG. 18 shows an example of a method for storing the disassembled water tank 1C. 18 (a) is a perspective view of the storage rack 200 in an unstored state, and FIG. 18 (b) shows a state in which the assembled water tank 1C disassembled in the rack 200 is stored.

  As shown in FIG. 18 (a), the rack 200 is erected so as to surround the upper surface of the gantry 201 from each corner of the gantry 201 and the gantry 201 on which each member of the assembled water tank 1C is loaded. The main column 202 includes a partition column 203 that divides the upper surface of the gantry 201 into two surfaces of the loading units 204 and 205, and a case 206 for housing the upper auxiliary frame 140 that is formed in a lump shape.

  When storing the disassembled water tank 1C in the rack 200, as shown in FIG. 18 (b), each lower frame 100 and the lower auxiliary frame 160 are folded and stacked on one stacking portion 204, and each upper frame 8. The intermediate frame 12, the water tank bag 4, and each column 6 are stacked on the other stacking unit 205. In this embodiment, the upper frame 8 and the intermediate frame 12 are first placed on the stacking unit 205, and then the water tank bag 4 is folded and placed thereon, and further, the support columns 6 are placed thereon. Further, each upper auxiliary frame 140 is formed into a lump shape so as to wind up the chains 142 and 143a, and is stored in the case 206. However, the storage method in the rack 200 is not limited to this.

  The above embodiment shows an example of the present invention, and the present invention is not limited to the above embodiment.

  The size of the water tank is, for example, about 0.5 to 1.5 m in height and about 2 to 6 m in length on one side, but is not limited thereto.

  In each of the above-described embodiments, the length of each side in the two orthogonal directions is the length of about two of each frame, but the length of each side of the tank bag is It is not limited. For example, using the length of approximately one frame as a basic unit, the ratio of the length of each side in two orthogonal directions of the water tank bag is 1: 1, 1: 2, 1: 3, 2: 3, 2: By changing to 4,3: 3, etc., water tanks of various sizes can be constructed using the columns and frames as common members.

  The plan view shape after the water tank is assembled can be various shapes such as a circle, an ellipse, and a polygon.

  The material of each member constituting the assembly type water tank of the present invention is not particularly limited as long as sufficient strength can be obtained. For example, the belt-like lower frame and the lower auxiliary frame are made of plate-like bodies made of various materials such as a wooden board, a synthetic resin (including fiber reinforced resin such as glass fiber and carbon fiber) board, and a metal plate. Can do. In view of weight, ease of processing, cost, and the like, it is preferable to configure the lower frame and the lower auxiliary frame with a wooden board. In this case, it is preferable to perform an antiseptic treatment on the wooden board.

  In the embodiment shown in FIGS. 13 to 17, the lower frame, the lower auxiliary frame, and the upper auxiliary frame are configured so that the length in the extending direction can be shortened when the water tank is disassembled. The upper frame and the intermediate frame may also be configured so that the length in the extending direction can be shortened when the water tank is disassembled.

  In the embodiment shown in FIGS. 13 to 17, the chain is used as a deformable linear member for connecting the locking members of the lower auxiliary frame and the locking members of the upper auxiliary frame. In addition, various forms of linear members such as ropes, wires, and belts can be used. There is no restriction | limiting in particular also in the material of this linear member.

It is a perspective view in the assembly completion state of the assembly-type water tank which concerns on embodiment. It is the perspective view and sectional drawing of an aquarium bag. It is a whole perspective view of a lower frame and a support | pillar. It is the perspective view of a support | pillar and the disassembled perspective view of the connection part of a support | pillar and a lower frame. It is an expansion perspective view of the connection part of a support | pillar, an upper frame, and an intermediate frame. It is an expansion perspective view of the connection part of a support | pillar and an upper auxiliary frame. It is a principal part perspective view of the assembly-type water tank which concerns on another embodiment. It is a principal part elevational view of the assembly-type water tank of FIG. It is a principal part perspective view of the assembly-type water tank which concerns on another embodiment. It is the perspective view and sectional drawing of the support | pillar which concern on another structural example. It is a disassembled perspective view of the connection part of the support | pillar and upper frame of FIG. It is a disassembled perspective view of the connection part of the support | pillar and intermediate | middle frame of FIG. It is the top view and perspective view of the lower frame which concern on another embodiment. It is a top view of the lower side auxiliary frame and upper side auxiliary frame which concern on another embodiment. It is a perspective view in the middle of the assembly of the assembly-type water tank provided with the lower frame of FIGS. 13 and 14, the lower auxiliary frame, and the upper auxiliary frame. It is a perspective view at the time of the assembly completion of the assembly-type water tank of FIG. It is a perspective view which shows the latching state to the support | pillar of the upper side auxiliary | assistant frame of FIG. It is a perspective view which shows an example of the accommodation method of the assembly-type water tank of FIG.

1, 1A, 1B, 1C Assembly type water tank 2 Frame body 4 Water tank bag 6, 6A Post 6a Seat plate 6b Post body 6c, 6c 'Flange 6d Locking hole 6e Tubular body 8, 8A Upper frame 8a, 8a' Hook 8b Insertion hole 10,100 Lower frame 10a Opening 12,12A Intermediate frame 12a, 12a 'Hook part 14,140 Upper auxiliary frame 14a Insertion hole 16,160 Lower auxiliary frame 16a Opening 20 Drainage hose 22 Drainage plug 23 Open / close valve 101a , 101b Short plate 102 Hinge 103 Opening 141a, 141b, 161a, 161b Locking body 142, 162 Chain 143 Detachment preventing member 143a Chain 143b Hook

Claims (17)

A frame-shaped frame,
In an assembled water tank comprising an aquarium bag disposed in an open container shape inside the frame body,
The frame body includes a plurality of support columns standing around the water tank bag at a predetermined interval, an upper frame extending in the peripheral direction and connecting the upper portions of the support columns, and a plate surface. It is in the shape of a strip that is arranged in the horizontal direction, and extends in the circumferential direction, and connects a lower frame that connects the lower portions of the columns, and extends in the circumferential direction and in the middle in the height direction of the columns An intermediate frame connecting the two,
The support column includes a seat plate disposed on the lower side of the lower frame, a support column main body standing up from the seat plate, and an engaging portion provided on the upper portion of the support column and in the middle in the height direction. Become
The upper frame and the intermediate frame are provided with locking means to the locking portion,
The lower frame is provided with an opening for insertion of the column main body through which the engaging portion can pass and the seat plate cannot pass,
The assembled water tank, wherein the water tank bag is arranged so that a part of the outer peripheral edge of the bottom part bulges upward of the lower frame when water is stored. In claim 1 , a flange is provided as the locking portion in the middle of the column in the height direction, and a locking hole is provided in the flange.
The intermediate frame is provided with a hook portion that engages with the locking hole as the locking means. In Claim 1 , the middle part of the height direction of the support column is provided with a tubular or annular body arranged as the locking portion with the axial direction being the vertical direction,
The intermediate frame is provided with a hook portion that engages with the tubular or annular body as the locking means. In any one of Claims 1 thru | or 3 , The flange is provided as the said latching | locking part in the said upper part of this support | pillar, The latching hole is provided in this flange,
The assembled water tank, wherein the upper frame is provided with a hook portion engaging with the locking hole as the locking means. In any one of Claims 1 thru | or 3 , the tubular thru | or cyclic | annular body arrange | positioned by making the axial center line direction into the up-down direction is provided in the said upper part of this support | pillar as the said latching | locking part,
The upper frame is provided with a hook portion that engages with the tubular or annular body as the locking means. In any one of Claims 1 thru | or 3, the flange is provided as the said latching | locking part in the said upper part of this support | pillar,
The assembled water tank, wherein the upper frame is provided with an insertion hole through which the main body of the column can be inserted and the flange cannot pass through as the locking means. A frame-shaped frame,
An aquarium bag disposed in an open container shape inside the frame;
In an assembled water tank comprising:
The frame body includes a plurality of support columns that are erected around the water tank bag at a predetermined interval, an upper frame that extends in the peripheral direction and connects the upper portions of the support columns, and in the peripheral direction. A lower frame that extends and connects the lower portions of the columns, and an intermediate frame that extends in the peripheral direction and connects the middle portions in the height direction of the columns,
The aquarium bag is arranged such that when water is accommodated, a part of the outer peripheral edge of the bottom portion bulges to the upper side of the lower frame,
The upper edge of the water tank bag, and insertion portion is provided with the upper frame is inserted,
At least the lower frame of the lower frame, the upper frame, and the intermediate frame is configured so that the length in the extending direction can be shortened in a state where the lower frame is not connected to the support column. A prefabricated water tank. In Claim 7 , the lower frame is composed of a plurality of strip-shaped short plates having a shorter length than the lower frame,
Each short plate is in a straight line extending in the extending direction of the lower frame, and
An assembled water tank, which is pivotably coupled by a pivot coupling member so as to be able to take a folded state overlapping each other. A frame-shaped frame,
An aquarium bag disposed in an open container shape inside the frame;
In an assembled water tank comprising:
The frame body includes a plurality of support columns that are erected around the water tank bag at a predetermined interval, an upper frame that extends in the peripheral direction and connects the upper portions of the support columns, and in the peripheral direction. A lower frame that extends and connects the lower portions of the columns, and an intermediate frame that extends in the peripheral direction and connects the middle portions in the height direction of the columns,
The aquarium bag is arranged such that when water is accommodated, a part of the outer peripheral edge of the bottom portion bulges to the upper side of the lower frame,
The lower side of the water tank bag, and lower auxiliary frame is provided extending in a direction transverse to the water tank bag,
The lower portions of the support columns erected on both sides of the aquarium bag are connected by the lower auxiliary frame ,
The assembly-type water tank , wherein the lower auxiliary frame is configured to be able to shorten the length in the extending direction in a state where the lower auxiliary frame is not connected to the support column . The lower auxiliary frame according to claim 9, wherein the lower auxiliary frame is locked to a lower portion of each column.
An assembled water tank comprising a deformable linear member connecting the locking bodies. 11. The assembled water tank according to claim 10, wherein the locking body has an opening through which a support is inserted. 12. The assembled water tank according to claim 11, wherein the engaging body has a strip shape extending so that a part thereof is disposed below the water tank bag. The assembled water tank according to any one of claims 10 to 12 , wherein the linear member is a chain, a rope, a wire, or a belt. A frame-shaped frame,
An aquarium bag disposed in an open container shape inside the frame;
In an assembled water tank comprising:
The frame body includes a plurality of support columns that are erected around the water tank bag at a predetermined interval, an upper frame that extends in the peripheral direction and connects the upper portions of the support columns, and in the peripheral direction. A lower frame that extends and connects the lower portions of the columns, and an intermediate frame that extends in the peripheral direction and connects the middle portions in the height direction of the columns,
The aquarium bag is arranged such that when water is accommodated, a part of the outer peripheral edge of the bottom portion bulges to the upper side of the lower frame,
The upper side of the water tank bag, the upper auxiliary frame is provided which extends transversely to the water tank bag,
The upper portions of the support columns erected on both sides of the aquarium bag are connected by the upper auxiliary frame ,
The assembled water tank , wherein the upper auxiliary frame is configured to be able to shorten the length in the extending direction in a state where the upper auxiliary frame is not connected to the support column . The upper auxiliary frame according to claim 14, wherein the upper auxiliary frame is locked to an upper portion of each column.
An assembled water tank comprising a deformable linear member connecting the locking bodies. In claim 15 , an upper locking portion for locking the locking body is provided at the top of each support column, and an intermediate locking portion is provided in the middle in the height direction,
The locking portion extends from the locking body and is locked to the intermediate locking portion, thereby preventing the locking body from separating upward from the upper locking portion. An assembled water tank characterized in that is provided. The assembled water tank according to claim 15 or 16 , wherein the linear member is a chain, a rope, a wire, or a belt.

Images