Multi-stage combined type prefabricated sedimentation tank

Abstract

The utility model discloses a multi-stage combined type prefabricated sedimentation tank which comprises a plurality of prefabricated sedimentation tank bodies which are arranged in a combined mode and are formed by concrete structures, and a plurality of pre-buried fastening channels are transversely and longitudinally formed in the tops of the prefabricated sedimentation tank bodies before pouring forming; pre-embedded water flow channels which are not aligned are arranged on the left side wall and the right side wall of the prefabricated sedimentation tank; a top tongue-and-groove is formed in the top of the prefabricated sedimentation tank and is cast and molded together with the prefabricated sedimentation tank for placing a top plate; concrete nails are pre-buried in the soil facing side of the prefabricated sedimentation tank; according to the utility model, the pre-embedded fastening channel, the pre-embedded water flow channel, the reserved drag hook, the concrete nail and the top rabbet are placed in advance and are cast and formed together with the prefabricated sedimentation tanks, and the plurality of prefabricated sedimentation tanks are connected in series, fastened and arranged in a combined manner through the screw rod in the pre-embedded fastening channel, so that multi-stage sedimentation is formed, and the effects of stage-by-stage sedimentation and water purification are achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to precast concrete component building equipment technical field especially relates to a multistage combined precast sedimentation tank. BACKGROUND

[0002] As an important part of water treatment system, when the sewage containing suspended particles flows through the sedimentation tank, the suspended particles will gradually sink to the bottom of the tank due to gravity, forming a sludge layer; and the relatively clean water flows out from the top of the tank or the designated outlet, so as to achieve the purpose of removing suspended solids. The sedimentation tank is generally formed by pouring reinforced concrete on site, that is, the processes of pool body excavation, steel bar binding, formwork assembly, concrete pouring, formwork removal and pool body outer backfilling are completed on site. The conventional method has the disadvantages of large size deviation, low construction efficiency, messy on-site appearance and long forming period.

[0003] Therefore, a multistage combined precast sedimentation tank is proposed to solve the above technical problems. SUMMARY

[0004] In order to solve the above problems existing in the prior art, the utility model provides a multistage combined precast sedimentation tank.

[0005] The technical scheme of the utility model is as follows:

[0006] A multistage combined precast sedimentation tank comprises a plurality of precast sedimentation tanks arranged in combination and made of concrete structure, and the bottom plate and the peripheral side plate of the precast sedimentation tank are integrally poured and formed. Before pouring and forming the top of the precast sedimentation tank, a plurality of pre-embedded fastening channels are arranged horizontally and vertically, and a screw rod is installed in the pre-embedded fastening channel for fastening the plurality of precast sedimentation tanks in series to form a multistage combined precast sedimentation tank. The left and right side walls of the precast sedimentation tank are provided with misaligned pre-embedded water flow channels. The top of the precast sedimentation tank is provided with a top rebate which is poured and formed together with the precast sedimentation tank for resting the top plate. The earth-facing side of the precast sedimentation tank is pre-embedded with a concrete nail.

[0007] Preferably, the top plate of the precast sedimentation tank adopts a solid structure or a grid structure.

[0008] Preferably, the top rebate adopts an angle steel inner edge, and a flexible material is laid on the bottom.

[0009] Preferably, a PVC pipe is placed in the pre-embedded water flow channel, and the slope direction of the PVC pipe is opposite to the water flow direction.

[0010] Preferably, a reserved hook is arranged above the peripheral corner of the precast sedimentation tank for preventing the installation of the falling net.

[0011] The utility model discloses have the following beneficial effects: the utility model discloses by placing in advance embedding fastening channel, embedding water flow channel, reserving draw hook, concrete nail, top rebate and prefabricated sedimentation tank together and pour into the shape, the screw rod in embedding fastening channel will several prefabricated sedimentation tanks series fastening, combination arrangement, to form multistage deposition, to reach the function of step by step deposition, purifying water quality. BRIEF DESCRIPTION OF DRAWINGS

[0012] Fig. 1 It is the top view of single prefabricated sedimentation tank of the utility model;

[0013] Fig. 2 It is the front view of single prefabricated sedimentation tank of the utility model;

[0014] Fig. 3 It is the assembly drawing of multistage combination type prefabricated sedimentation tank of the utility model.

[0015] The reference signs in the drawing are shown as:

[0016] 1, prefabricated sedimentation tank;11, embedding fastening channel;12, concrete nail;13, embedding water flow channel;14, top rebate;15, reserved draw hook. DETAILED DESCRIPTION

[0017] The technical scheme in the embodiments of the utility model will be apparently and completely described below with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without creative labor belong to the scope of protection of the utility model.

[0018] Referring to Figs. 1 to 3 A multistage combination type prefabricated sedimentation tank, comprising a plurality of prefabricated sedimentation tanks 1 arranged in combination and made of concrete structure, and the bottom plate and the peripheral side plate of the prefabricated sedimentation tank 1 are integrally poured into shape, a plurality of embedding fastening channels 11 are arranged horizontally and longitudinally on the top of the prefabricated sedimentation tank 1 before pouring into shape, and a screw rod is installed in the embedding fastening channel 11 to fasten the plurality of prefabricated sedimentation tanks 1 in series to form a multistage combination type prefabricated sedimentation tank 1; the left and right side walls of the prefabricated sedimentation tank 1 are provided with non-aligned embedding water flow channels 13; the top of the prefabricated sedimentation tank 1 is provided with a top rebate 14 poured into shape together with the prefabricated sedimentation tank 1 for resting the top plate; and the soil-facing side of the prefabricated sedimentation tank 1 is embedded with a concrete nail 12.

[0019] Further, the top plate of the prefabricated sedimentation tank 1 adopts a solid structure or a grid structure.

[0020] Further, the top rebate 14 adopts an angle steel inner edge, and is laid with a flexible material cushion.

[0021] Further, the PVC pipe is placed in the pre-buried water flow channel 13, and the slope direction of the PVC pipe is opposite to the water flow direction.

[0022] Further, the pre-reserved grappling hook 15 is arranged above the four corners of the prefabricated sedimentation tank 1 for preventing the installation of the falling net.

[0023] The working principle of the utility model is as follows:

[0024] In the utility model, the pre-buried fastening channel 11, the pre-buried water flow channel 13, the pre-reserved grappling hook 15, the concrete nail 12 and the top notched plate 14 are poured and formed together with the prefabricated sedimentation tank 1, the bottom plate and the peripheral side plate of the prefabricated sedimentation tank 1 are integrally poured and formed, a plurality of pre-buried fastening channels 11 are arranged horizontally and longitudinally on the top of the prefabricated sedimentation tank 1 before pouring and forming, the screw rod is installed in the pre-buried fastening channel 11 for fastening the plurality of prefabricated sedimentation tanks 1 in series to form the multi-stage combined prefabricated sedimentation tank 1, the pre-buried water flow channels 13 that are not aligned are arranged on the left and right side walls of the prefabricated sedimentation tank 1 for increasing the water flow path;

[0025] The PVC pipe is placed in the pre-buried water flow channel 13, and the slope direction of the PVC pipe is opposite to the water flow direction; the top notched plate 14 is arranged on the top of the prefabricated sedimentation tank 1 and is poured and formed together with the prefabricated sedimentation tank 1 for supporting the top plate, the top plate of the prefabricated sedimentation tank 1 adopts the solid structure or the grid structure, the top notched plate 14 adopts the angle steel inner edge, and the flexible material is laid on the bottom for preventing the shaking caused by the uneven bottom of the top plate; the concrete nail 12 is pre-buried on the earth-facing side of the prefabricated sedimentation tank 1, and the concrete nail 12 is poured and formed together with the prefabricated sedimentation tank 1, mainly plays the role of reinforcing the embedding of the prefabricated sedimentation tank 1 and the soil body, and prevents the uneven settlement of the prefabricated sedimentation tank 1; the pre-reserved grappling hook 15 is arranged above the four corners of the prefabricated sedimentation tank 1 for preventing the installation of the falling net;

[0026] The operation steps are as follows:

[0027] 1. Before pouring the prefabricated sedimentation tank 1, the pre-buried fastening channel 11, the pre-buried water flow channel 13 and the pre-reserved grappling hook 15 are placed in advance;

[0028] 2. The concrete nail 12 and the top notched plate 14 are poured and formed together with the prefabricated sedimentation tank 1, and after the concrete curing, the single prefabricated sedimentation tank is completed;

[0029] 3. According to the site condition, the multi-stage combined prefabricated sedimentation tank is reasonably planned and installed in place;

[0030] 4. The screw rod fastens the multi-stage combined prefabricated sedimentation tank in series through the pre-buried fastening channel 11;

[0031] 5. The PVC pipe is placed in the pre-buried water flow channel 13, and the excess space is blocked;

[0032] 6. The falling protection net is installed in place through the reserved drag hook 15;

[0033] 7. The outer fertilizer groove of the prefabricated sedimentation tank is backfilled and compacted in layers, and after the top plate is installed, the installation of the multi-stage combined prefabricated sedimentation tank is completed, and it can be put into use.

[0034] The above-described embodiments are merely examples of the present application, and do not limit the patent scope of the present application, and any equivalent structure or equivalent process conversion using the content of the present application specification and drawings, or direct or indirect application in other related technical fields, are also included in the patent protection scope of the present application.

Claims

1. A multi-stage combined prefabricated sedimentation tank, comprising a plurality of prefabricated sedimentation tanks (1) arranged in combination and made of concrete structure, wherein the bottom plate and the surrounding side plates of the prefabricated sedimentation tank (1) are integrally cast and formed, characterized in that: The top of the prefabricated sedimentation tank (1) is provided with a plurality of pre-buried fastening channels (11) in a transverse and longitudinal direction before being cast and formed. Screws are installed in the pre-buried fastening channels (11) for fastening a plurality of prefabricated sedimentation tanks (1) in series to form a multi-stage combined prefabricated sedimentation tank (1); non-aligned pre-buried water flow channels (13) are provided on the left and right side walls of the prefabricated sedimentation tank (1); a top tongue and groove (14) is provided on the top of the prefabricated sedimentation tank (1) and cast and formed together with the prefabricated sedimentation tank (1) for placing a top plate; and concrete nails (12) are pre-buried on the soil-facing side of the prefabricated sedimentation tank (1).

2. A multi-stage combined prefabricated sedimentation tank according to claim 1, characterized in that: The top plate of the prefabricated sedimentation tank (1) adopts a solid structure or a grid structure.

3. The multi-stage combined prefabricated sedimentation tank according to claim 1, characterized in that: The top tongue and groove (14) is edged with angle steel and a flexible material is laid as a bottom pad.

4. The multi-stage combined prefabricated sedimentation tank according to claim 1, characterized in that: A PVC pipe is placed in the pre-buried water flow channel (13), and the slope of the PVC pipe is kept opposite to the direction of water flow.

5. The multi-stage combined prefabricated sedimentation tank according to claim 1, characterized in that: Reserved hooks (15) are provided above the four corners of the prefabricated sedimentation tank (1) for installing an anti-falling net.

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