JP3184977U - Dump-up pool - Google Patents

Abstract

In a final disposal site, even when a system unit is provided at a position lower than the ground surface and there is a step between the system unit and the ground surface, waste can be easily carried into a temporary storage site by a vehicle such as a trailer. Provided is a device capable of
The dump-up pool is a rectangular parallelepiped tank 21, and the tank 21 includes an opening 23a on one of the short side walls, and the tank 21 includes a suspension member 24 on an upper edge 23b of the long side wall.
[Selection] Figure 4

Description

  The present invention relates to a dump-up pool.

  2. Description of the Related Art Conventionally, a final disposal site for waste to be disposed of by filling a large number of landfill sections set by removing the ground, compacting and compacting is known. In the final disposal site, for example, a method is known in which inorganic waste is divided into high-density waste with large grains and low-density waste with small grains, and two types of embankment materials are produced using each as a material ( Patent Document 1).

  In each landfill section of the final disposal site, the banking material using the high-density waste as a raw material is sequentially filled in one of two spaces in the landfill section, and the banking material using the low-density waste as a raw material Are sequentially filled into the other space. The inorganic waste is filled or placed in a landfill section as the two types of embankment material, compacted and compacted, and then solidified after a certain curing period, which is used for the regeneration of the ground and disposed of Is done.

  The embankment material using the high-density waste as a raw material is obtained by putting a predetermined amount of high-density waste and cement and a required amount of water into a kneading tank installed in the final disposal site and kneading. It is done. Moreover, the embankment material which uses the said low density waste as a raw material is obtained by throwing into the said kneading tank a predetermined amount of low density waste and cement, and a required amount of water, and kneading.

  The cement is supplied to the kneading tank from a cement silo installed at the final disposal site, and the high-density waste or low-density waste is put into the kneading tank by a power shovel. Further, the kneading can be performed by a mixer attached to the end of the arm of the power shovel.

  The filling of the above-mentioned two kinds of embankment materials into the landfill section is repeated several times, for example, five times for each landfill section, and the production of the two kinds of embankment materials is performed alternatively each time. Is called. Also, at the final disposal site, there are various heavy machinery for carrying out the work such as filling and compacting of the embankment material in each landfill section, vehicles such as trucks for transporting embankment materials, waste, various materials, dump trucks, etc. It is operating. Therefore, it is necessary to produce the two types of embankment materials as efficiently as possible by effectively using the limited space in the final disposal site.

  Therefore, a kneading tank that is also used for alternative production of the two types of embankment material, a first temporary storage place where one waste is carried and temporarily placed, and the other waste is carried and temporarily placed. It is conceivable to configure a system unit in which the second temporary storage place to be placed is arranged in one direction. In this case, the cement silo is arranged at a position corresponding to the kneading tank on one side of the arrangement, and an operating space for the heavy machinery, vehicles, and the like is provided on the other side.

  According to such a system unit, the waste is carried into the temporary storage place by a vehicle such as a trailer. And the supply of the waste from the first temporary storage place or the second temporary storage place to the kneading tank is performed by the shortest path by a heavy machine on the working space, and the waste is mixed with cement etc. The kneading tank can also be used, and the heavy equipment, the vehicle, etc. can be operated without any trouble using the operating space. Therefore, the required embankment material can be appropriately selected from the above-mentioned two kinds of embankment materials, and the limited space in the final disposal site can be effectively used for efficient production.

Japanese Patent No. 4317260

  However, in the final disposal site, the system unit is provided at a position lower than the ground surface, and if there is a step between the system unit and the ground surface, the waste is carried into the temporary storage site by a vehicle such as a trailer. Can be difficult.

  Therefore, an object of the present invention is to provide an apparatus that can easily carry the waste into the temporary storage place even when there is a step between the system unit and the ground surface.

  In order to achieve this purpose, the present invention is used for the reclamation of each landfill section of the final disposal site of the waste to be disposed of by filling the embankment material into a large number of landfill sections with the ground removed, and compacting and molding. As the embankment material, the A type embankment material made from the A type waste whose grain size or harmful substance concentration is below a predetermined standard, and the B type whose grain size or harmful substance concentration exceeds the predetermined standard A type A temporary storage place where the type A waste is carried and temporarily placed, and the type B waste is brought into temporary An array in which the B-type temporary storage places to be placed are formed in a line, and a cement disposed at a corresponding position between the A-type temporary storage place and the B-type temporary storage place on one side of the array is air Cement silos that can be pumped and operation of heavy machinery or vehicles located on the other side of the array A dump-up pool that is used in a system unit including a pace, and temporarily stores the A-type waste or the B-type waste before carrying it into the A-type temporary storage site and the B-type temporary storage site, It consists of a rectangular parallelepiped tank which accommodates A type waste or this B type waste, and this tank is provided with an opening part in one side of a short side wall, and a suspension member in the upper edge part of a long side wall, To do.

  The dump-up pool of the present invention is a final disposal site for wastes that are filled with a filling material after being removed from the ground, filled with a filling material, compacted, and disposed of. The A-type filling material and the B-type filling material It is used for system units that perform alternative manufacturing.

  When the A-type embankment material is manufactured by the system unit, the A-type waste is supplied from the adjacent A-type temporary storage site to the kneading tank, and the A-type temporary storage site is provided at one side of the array. And a necessary amount of cement is supplied from a cement silo disposed between the B-type temporary storage site and the position corresponding to the kneading tank.

  At this time, the supply of the A-type waste from the A-type temporary storage place to the kneading tank can be performed by a heavy machine, for example, a power shovel with a bucket, disposed in the working space located on the other side of the arrangement. The temporary storage of the A-type waste in the A-type temporary storage place can be performed by carrying the A-type waste into the A-type temporary storage place from the working space side by a vehicle such as a dump truck.

  Kneading of the A-type waste and cement supplied to the kneading tank can be performed by a power shovel with a mixer disposed in the working space. Moreover, the transfer to the landfill section of the A-type embankment material obtained by kneading can be performed from the working space side by a power shovel with a bucket or a dump truck.

  In the system unit, as for the B-type embankment material, as in the case of the A-type embankment material, the B-type waste is carried into the B-type temporary storage, the B-type waste is supplied to the kneading tank, and in the kneading tank. Kneading and transfer of the B-type embankment material to the landfill section are performed.

  According to the system unit, the supply of the A-type waste or the B-type waste from the A-type temporary storage site or the B-type temporary storage site to the kneading tank is performed by the shortest path by the heavy machinery on the operating space. In addition, a kneading tank is also used for kneading of Class A waste or Class B waste and cement, and by using the operating space, waste is carried in by heavy machinery or vehicles, supplied, kneaded, transfer of embankment material Etc. are performed without any problems.

  Therefore, the necessary type A or B type material is appropriately selected, and the space in the limited final disposal site is effectively used, and the production is efficiently performed according to the landfill stage in each landfill section. Can do.

  In the system unit, the A type waste or the B type waste is usually carried into the A type temporary storage site or the B type temporary storage site by a vehicle such as a trailer. However, when the system unit is provided at a position lower than the ground surface and there is a step between the system unit and the ground surface, the A-type waste or the B-type waste is transferred to the A-type temporary storage site by a vehicle such as a trailer. Or it may become difficult to carry in to Class B temporary storage.

  Therefore, when the system unit is provided at a position lower than the ground surface and it is difficult to carry the Class A waste or Class B waste into the Class A temporary storage site or the Class B temporary storage site by a vehicle such as a trailer, The A type waste or the B type waste is transferred from the vehicle such as the trailer to the dump-up pool of the present invention on the ground surface and temporarily stored. At this time, the dump-up pool of the present invention is composed of a rectangular parallelepiped tank, and the tank has an opening on one of the short side walls, so that the A-type waste or the B-type waste from the vehicle such as the trailer is stored. Transfer can be easily performed through the opening.

  Moreover, the dump-up pool of this invention is equipped with the suspension member in the upper edge part of the long side wall of the said tank. Therefore, the dump-up pool of the present invention can be easily moved to the system unit by connecting a lifting tool such as a hook attached to the tip of the wire to the suspension member and lifting it with a crane or the like.

  In the system unit, the A-type waste or the B-type waste can be carried into the A-type temporary storage site or the B-type temporary storage site from the dump-up pool of the present invention by a power shovel with a bucket or the like. Therefore, according to the dump-up pool of the present invention, even when there is a step between the system unit and the ground surface, the type A waste or the type B waste is turned into the type A temporary storage or the type B temporary storage. Easy to carry in.

  In the dump-up pool according to the present invention, it is preferable that at least one of the side walls is inclined toward the inward side of the bottom surface at least in the lower part of the tank. As a result, in the tank, when the A type waste or the B type waste is carried into the A type temporary storage site or the B type temporary storage site, the A type waste or the B type waste is easily directed to the bottom surface. And can be carried in easily.

The top view of the final disposal site of the waste to which the dump-up pool of this invention is applied. The top view of the system unit in which the dump-up pool of this invention is used. The flowchart which shows the manufacturing process of the embankment material by the system unit shown in FIG. (A) is a perspective view which shows the structure of the tank used for the dump-up pool of this invention, (b) is a principal part enlarged view of (a). The perspective view which shows the moving method of the tank used for the dump-up pool of this invention. Sectional drawing which shows the modification corresponding to the VI-VI line cross section of Fig.4 (a).

  Next, embodiments of the present invention will be described in more detail with reference to the accompanying drawings.

  As shown in FIG. 1, the system unit 1 of this embodiment is used in the landfill area | region of the final disposal site 2 in order to manufacture a banking material by using inorganic waste as a material.

  In the landfill area of the final disposal site 2, a large number of landfill sections 3 are set in a horizontal direction and a vertical direction in a space for landfill secured by removing the ground beforehand. One landfill section 3 has, for example, a rectangular parallelepiped shape having a length of 8 m, a width of 6.8 m, a height of 1.3 m, and a height direction coinciding with the vertical direction.

  The number of sections of the landfill section 3 in the vertical direction is 15, for example. Accordingly, the final disposal site 2 has a large number of landfill sections 3 that are horizontally divided into a grid pattern and stacked, for example, in 15 layers.

  Production of embankment material by the system unit 1 is performed a plurality of times for one landfill section 3. The embankment material is sequentially supplied to each landfill section 3, solidified, and used for the regeneration of the ground. The landfill of the landfill section 3 is performed from the landfill section 3 belonging to the lower layer. In the same layer, landfill is performed sequentially on adjacent landfill sections 3.

  The system unit 1 has a configuration for alternatively producing the A-type banking material and the B-type banking material used for the reclamation of each landfill section in a necessary amount in parallel with the landfill of each landfill section. . Therefore, as shown in FIG. 2, the system unit 1 has a kneading tank 5 that is also used for alternative production of the A-type banking material and the B-type banking material, and the A-type waste, as shown in FIG. A Type A temporary storage place 6 to be temporarily placed, a Type B temporary storage place 7 into which the Type B waste is carried and temporarily placed, and a cement silo 8 for pneumatically feeding cement to the kneading tank 5 are provided.

  Class A waste is a waste whose inorganic size or grain size or harmful substance concentration is below a predetermined standard, and Class B waste has a grain size or hazardous substance concentration exceeding the predetermined standard. Waste. Hazardous substances include radioactive substances as well as hazardous substances and heavy metals contained in incineration ash of general waste such as garbage and waste plastic.

  Specifically, Class A wastes and Class B wastes include wastes with smaller grains and wastes with larger grains that have been sized by a sizing machine such as Trommel, and radiation per kilogram. This includes wastes whose capacity is 500 becquerel or less and wastes exceeding this.

  The kneading tank 5, the A-type temporary storage place 6, and the B-type temporary storage place 7 form a unidirectional arrangement in which the kneading tank 5 is disposed between the A-type temporary storage place 6 and the B-type temporary storage place 7. A cement silo 8 is arranged at a position corresponding to the kneading tank 5 on one side of the arrangement. On the other side of the array, an operation space 13 for operating a heavy machine such as a power shovel 10 with a bucket 9, a power shovel 10 with a mixer 11, and a dump truck 12 is provided.

  The dumping car 12 can be used to carry the A-type waste or the B-type waste into the A-type temporary storage 6 or the B-type temporary storage 7. The transfer of the A-type waste or the B-type waste from the A-type temporary storage 6 or the B-type temporary storage 7 to the kneading tank 5 can be performed using a power shovel 10 with a bucket 9.

  The kneading in the kneading tank 5 can be performed using a power shovel 10 with a mixer 11. The transfer of the A type banking material or the B type banking material from the kneading tank 5 to the landfilling section 3 during the landfilling can be performed using a power shovel 10 with a bucket 9 and a dump truck 12.

  Further, the system unit 1 includes a water tank 14 for storing water to be supplied to the kneading tank 5, a storage tank 15 for storing water for washing the attachment of the heavy machinery, and a storage 16 for storing heavy metal fixing agents. The storage tank 15 may be used for storing a water-soluble or water-dispersible heavy metal fixing agent.

  The water tank 14 and the storage 16 are installed on the one side of the arrangement formed by the kneading tank 5, the A-type temporary storage place 6, and the B-type temporary storage place 7. The storage tank 15 is arranged between the kneading tank 5 and the A-type temporary storage place 6. Alternatively, the storage tank 15 may be disposed between the kneading tank 5 and the B-type temporary storage place 7. Accordingly, the other side of the array can be applied to the above-described working space 13 extending along the array.

  Further, the system unit 1 may be provided with a temporary storage place 17 for sand adjacent to the B-type temporary storage place 7 or the like. This sand can be used, for example, when preparing a mortar for a coating layer provided on a compacted body formed of a fill material in each landfill section 3.

  The system unit 1 may also include a receiving hopper 18 that can be used when supplying cement from the cement silo 8 to the kneading tank 5. The receiving hopper 18 is disposed at the cement supply position in the kneading tank 5, and the cement is air-fed into the interior, and then retracted, whereby the cement can be supplied to the supply position.

  Next, a process for manufacturing the embankment material by the system unit 1 of the present embodiment will be described.

  In the production of the embankment material, as shown in FIG. 3, first, in step S <b> 1, the A type waste or the B type waste is carried into the A type temporary storage place 6 or the B type temporary storage place 7 from the working space 13 side. Temporary placement. This step is performed at any time according to the remaining amount of the A-type waste or the B-type waste in the A-type temporary storage 6 or the B-type temporary storage 7.

  Next, in step S <b> 2, a banking material to be manufactured (hereinafter referred to as “target banking material”) is determined from among the A-type banking material or the B-type banking material.

  When the target embankment material is determined, next, in step S3, an amount of cement suitable for manufacturing the target embankment material is supplied from the cement silo 8 to the kneading tank 5 by air pressure feeding. The cement is supplied by connecting a hose 19 for air pressure feeding of the cement silo 8 to a hose joint (not shown) of the hopper 18 and placing the receiving hopper 18 at a supply position in the kneading tank 5. The cement is received from 8 and air-fed to the hopper 18. Thereafter, the receiving hopper 18 is retracted. The receiving hopper 18 is arranged and retracted by lifting the receiving hopper 18 with a crane.

  Next, in step S <b> 4, the type A waste or the type B waste used for manufacturing the target embankment material is supplied to the kneading tank 5. The supply of the Class A waste or the Class B waste can be performed using a power shovel 10 equipped with the bucket 9.

  Next, in step S5, a necessary amount of water is supplied to the kneading tank 5. Water stored in the water tank 14 is used for supplying water.

  Next, in step S6, a necessary amount of heavy metal fixing agent is supplied to the kneading tank 5. For supplying the heavy metal fixing agent, powdery heavy metal fixing agent stored in the storage 16 is used. Instead, a water-soluble or water-dispersible heavy metal fixing agent may be stored in the storage tank 15 and used.

  Next, in step S7, the cement supplied to the kneading tank 5, the A type waste or the B type waste, and a necessary amount of water or heavy metal fixing agent are kneaded. The kneading is performed by a power shovel 10 with a mixer 11 disposed in the working space 13. Thereby, the 1st class A embankment material or B class embankment material supplied to the landfill division 3 is obtained.

  Next, in step S8, the A-type banking material or the B-type banking material obtained by the kneading is transferred to the landfill section 3 being landfilled. The transfer is performed by a power shovel 10 with a bucket 9 and a dump truck 12 arranged in the working space 13. That is, it is carried out by loading the A type banking material or the B type banking material in the kneading tank 5 on the dump truck 12 by the power shovel 10, carrying the dump truck 12 to the landfill section 3, and discharging it into the landfill section 3.

  The type A embankment material and the type B embankment material which are transferred to the landfill section 3 and used for the landfill are formed into a compacted body at the time of the landfill, and further solidified through a curing period. Thereby, the A type banking material and the B type banking material are regenerated as the ground, and the final disposal is completed.

  In the production of the embankment material by the system unit 1, the operations of the above-described steps S <b> 1 to S <b> 8 are performed a plurality of times for one landfill section 3. Then, when the filling of the A-type banking material and the B-type banking material into the predetermined number of landfill sections 3 in the vicinity of the system unit 1 is completed, the A-type banking material and the B-type banking material are filled from the kneading tank 5 into the landfill section 3. In order to perform the transfer efficiently, the system unit 1 is moved to the vicinity of the landfill section 3 to be processed next.

  By the way, in the final disposal site 2, when the landfill section 3 belonging to the lower layer is landfilled as described above, there is a step between the system unit 1 and the ground surface, and the type A waste or the type B waste is disposed. A vehicle such as a trailer may not be able to be carried into the A-type temporary storage 6 or the B-type temporary storage 7.

  In this case, first, the Class A waste or Class B waste is transferred from the vehicle such as the trailer to the dump-up pool of the present invention on the ground surface and temporarily stored. At this time, the dump-up pool is composed of a rectangular parallelepiped tank 21 as shown in FIG.

  The tank 21 includes a rectangular bottom plate 22 and a side wall 23 surrounding the bottom plate 22, and includes an opening 23 a on one of the short side walls and a suspension member 24 on the upper edge 23 b of the long side wall. Yes. In the tank 21, the A-type waste or the B-type waste from a vehicle such as the trailer can be transferred through the opening 23a. Moreover, it is preferable that the tank 21 has a waterproof structure in which a stainless steel plate is attached to the inner surface.

  It is preferable that four pairs of suspension members 24 are provided on each side of the long side wall, and a total of four suspension members 24 are integrally formed with the upper edge portion 23b of the side wall 23 as shown in an enlarged view in FIG. It is composed of an inverted U-shaped hook 25 provided and a shackle 26 connected to the hook 25. The shackle 26 includes a U-shaped member 27 and an eye bolt 28 that is screwed into a through hole 27 a provided at the tip of the U-shaped member 27. The shackle 26 is detachable from the hook 25 by the eye bolt 28. Yes.

  Since the tank 21 includes the suspension member 24, as shown in FIG. 5, the hook 29 attached to the tip of the wire is inserted and connected to the shackle 26, so that it can be lifted by the crane 30 or the like and easily moved. Can do. At this time, the tank 21 can be stably lifted by the crane 30 or the like by providing a total of four suspension members 24 on each side of the long side wall.

  At this time, the tank 21 is preferably provided with a buffer member (not shown) made of a rubber plate or the like outside the bottom plate 22. By providing the buffer member, the tank 21 can be prevented from mutual damage and damage even when it is lifted by the crane 30 or the like and collides with a vehicle such as the trailer.

  Next, the tank 21 as the dump-up pool is lifted by the crane 30 or the like as described above and moved to the operation space 13 of the system unit 1. In the system unit 1, the A-type waste or the B-type waste is carried from the tank 21 to the A-type temporary storage place 6 or the B-type temporary storage place 7 by the power shovel 10 with the bucket 9 arranged in the operation space 13. Can do.

  At this time, as shown in FIG. 6, the tank 21 is preferably provided with an inclined surface 23 c in which a side wall 23 facing in the longitudinal direction is inclined toward the inward side of the bottom plate 22 at a lower portion thereof. . Since the tank 21 is provided with the inclined surface 23c, when the A type waste or the B type waste is carried into the A type temporary storage place 6 or the B type temporary storage place 7 by the power shovel 10, the A type waste or B The seed waste can be easily collected on the bottom plate 22, and the carry-in can be performed more easily.

  In FIG. 6, the two side walls 23 facing each other in the longitudinal direction are provided with the inclined surfaces 23c. However, only one of the side walls 23 facing each other in the longitudinal direction may be provided with the inclined surfaces 23c. Furthermore, the inclined surface 23c may be provided on the two side walls 23 facing each other in the frame-hand direction, or the inclined surface 23c may be provided only on one of the side walls 23 facing each other in the frame-hand direction.

  DESCRIPTION OF SYMBOLS 1 ... System unit, 2 ... Final disposal site, 3 ... Landfill section, 5 ... Kneading tank, 6 ... A-type temporary storage place, 7 ... B-type temporary storage place, 15 ... Storage tank 21 ... Tank (dump-up pool), 23 ... Side wall, 24 ... suspension member.

Claims (2)

As the embankment material used for reclamation of each landfill section of the final disposal site of the waste to be disposed of by filling the embankment material into a large number of landfill sections that have been ground removed and compacted and disposed of, the size of the grain or harmful A type A embankment material made from type A waste whose material concentration is below a predetermined standard, and a type B embankment material made from type B waste whose particle size or harmful substance concentration exceeds the predetermined standard Used in alternative manufacturing,
An array in which the A-type temporary storage place where the A-type waste is carried and temporarily placed, and an B-type temporary storage place where the B-type waste is carried and temporarily placed, and one of the arrays A cement silo capable of air-feeding cement disposed at a corresponding position between the A-type temporary storage site and the B-type temporary storage site, and a heavy machine or a vehicle disposed on the other side of the array Used for system units with a working space of
A dump-up pool for temporarily storing the A-type waste or the B-type waste before carrying it into the A-type temporary storage site and the B-type temporary storage site,
It consists of a rectangular parallelepiped tank that accommodates the A-type waste or the B-type waste, and the tank includes an opening on one of the short side walls and a suspension member on the upper edge of the long side wall. And dump-up pool.   2. The dump-up pool according to claim 1, wherein at least one of the side walls is inclined toward an inward side of a bottom surface in at least a lower portion of the tank.