Double-layer intercepting well

Abstract

The utility model discloses a double-layer catch basin, which is applied to a jacking pipe, is connected with a jacking pipe catch water inlet pipe and a jacking pipe catch water outlet pipe, and comprises a box body, a first horizontal partition plate is arranged in the box body and divides the box body into an upper layer and a lower layer; a second partition plate and a third partition plate are arranged in the upper layer of the box body and are perpendicular to the first partition plate, and the upper layer of the box body is divided into a water inlet chamber, a water outlet chamber and an overflow chamber; the water inlet chamber is provided with a water inlet pipe; the overflow chamber is provided with an overflow pipe; the lower layer of the box body is a sewage treatment chamber, the side wall of the box body is provided with a cut-off water inlet and a cut-off water outlet in the sewage treatment chamber, the cut-off water inlet is connected with a top pipe cut-off water inlet pipe, and the cut-off water outlet is connected with a top pipe cut-off water outlet pipe. The space of a common sewage open caisson is fully utilized, sewage interception and overflow are efficiently regulated and controlled, and meanwhile the device has the advantages of being convenient to overhaul and maintain, low in construction difficulty, capable of saving investment and the like.

Description

TECHNICAL FIELD

[0001] The utility model relates to drainage pipe network technical field, concretely is a double -deck intercepting well. BACKGROUND

[0002] At present, the common water pollution problem in China mainly reflects that the exogenous pollution leads to black and odorous water body, and the combined drainage system is adopted in old urban areas and towns, rainwater and sewage are transported to the sewage treatment plant through the sewage pipeline, and then are discharged into the river after unified treatment, which is not conducive to the quality improvement and efficiency increase of the sewage. The separate drainage system is adopted in the rain and sewage drainage system of the newly built urban area in recent period, rainwater and sewage adopt independent treatment system, although this treatment mode prevents sewage overflow pollution of the river in principle, but since rainwater dissolves a large amount of air pollution gas in the early stage of rainfall, and rainwater washes the asphalt road and building, the pollution degree of the rainwater collected on the ground in the early stage of rainfall exceeds the urban sewage, therefore, the separate drainage system urgently needs to solve the rainwater pollution problem in the early stage of rainfall.

[0003] Therefore, in the combined rain and sewage drainage system, the intercepting well is commonly used to separate rain and sewage, ensure that the rainwater in the early stage of rainfall and the sewage flow into the sewage pipe, and the unpolluted rainwater in the later stage of rainfall is discharged into the river, so as to relieve the water environment pollution. However, the traditional intercepting well has the following problems: 1. It is difficult to accurately judge and control the rainwater amount entering the sewage pipeline, so that a large amount of rainwater is mixed into the sewage pipe during the rainfall, and the burden of the sewage treatment plant is increased; 2. Since the rainwater may carry a large amount of impurities and solid matters, the traditional intercepting well is prone to blockage, and the normal drainage function is affected. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at providing a double -deck intercepting well to realize efficient regulation and control of sewage interception and overflow, optimize the interception effect during operation, and minimize the overflow pollution. In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0005] The utility model discloses a double -deck intercepting well is applied to the pipe jacking and is connected with the pipe jacking intercepting water inlet pipe and the pipe jacking intercepting water outlet pipe, and comprises a box body, the box body comprises a well top, a base and a side wall enclosed in the well top and the base.

[0006] A horizontal first partition plate is arranged in the box body, and the box body is divided into two layers.

[0007] A second partition plate and a third partition plate are arranged in the upper layer of the box body, the second partition plate and the third partition plate are arranged perpendicularly to the first partition plate, the upper layer of the box body is divided into a water inlet chamber, a water outlet chamber and an overflow chamber, the water inlet chamber is provided with a water inlet pipe, and the overflow chamber is provided with an overflow pipe.

[0008] The lower layer of the box body is a sewage treatment chamber, the side wall of the box body is provided with a interception inlet and an interception outlet in the sewage treatment chamber, the interception inlet is connected with the top pipe interception inlet pipe, and the interception outlet is connected with the top pipe interception outlet pipe.

[0009] Further, the well top of the box body is provided with a manhole and an inspection hole at the positions of the water inlet chamber, the water outlet chamber and the overflow chamber respectively, and a plastic steel ladder is further arranged in the manhole.

[0010] The inspection hole is provided with a concrete cover plate, and the concrete cover plate is divided into blocks and is provided with lifting rings.

[0011] Further, the first partition plate is provided with a through port at the position of the water outlet chamber, so that the water outlet chamber is communicated with the sewage treatment chamber, and a steel grating cover plate is arranged above the through port.

[0012] The sewage treatment chamber is provided with a buffer layer below the through port.

[0013] Preferably, the buffer layer is a cobblestone buffer layer.

[0014] Further, the second partition plate connects the water inlet chamber and the water outlet chamber, and the second partition plate is provided with an interception port, and an interception pipe gate is arranged in the interception port.

[0015] Further, the third partition plate connects the water inlet chamber, the water outlet chamber and the overflow chamber, and the third partition plate is provided with an overflow port at the connection position of the water inlet chamber and the overflow chamber, and a liquid control weir plate type adjustable weir is arranged in the overflow port.

[0016] Preferably, a flow guide groove is further arranged in the overflow chamber, and the overflow port is connected with an overflow pipe through the flow guide groove.

[0017] Further, a first ultrasonic liquid level meter and an infrared camera are arranged in the water inlet chamber, and a second ultrasonic liquid level meter is arranged in the overflow chamber, and the first ultrasonic liquid level meter, the infrared camera and the second ultrasonic liquid level meter are connected with a rain gauge and a control box arranged outside the box body through a cable sleeve embedded in the side wall of the box body.

[0018] Meanwhile, the first ultrasonic liquid level meter and the second ultrasonic liquid level meter are respectively connected with the interception pipe gate or the liquid control weir plate type adjustable weir, so as to control the opening and closing of the interception pipe gate or the liquid control weir plate type adjustable weir.

[0019] After the above technical scheme is adopted, the utility model has the following effects:

[0020] 1. This utility model combines the inlet chamber, outlet chamber, overflow chamber and sewage treatment chamber into one unit, thereby achieving efficient conversion between water flow interception and overflow in the interception well, optimizing the water flow conversion mechanism and improving work efficiency.

[0021] 2. This utility model is equipped with an intelligent rain gauge water level sensing device, which can realize efficient and intelligent control and parameter adjustment, making the interception well widely applicable to various situations in different regions and enhancing its adaptability to different regional environments.

[0022] 3. This utility model ingeniously utilizes pipe jacking caissons for pipeline construction, achieving effective cost control and optimized resource utilization. Attached Figure Description

[0023] Figure 1 This is a top view of the top structure of this utility model.

[0024] Figure 2 This is a top view of the upper structure of this utility model.

[0025] Figure 3 This is a top view of the lower structure of this utility model.

[0026] Figure 4 for Figure 1 AA-direction cross-sectional view.

[0027] Figure 5 for Figure 1 BB-direction cross-sectional view.

[0028] Main component symbols:

[0029] 1: Box body; 11: Well top; 111: Manhole; 112: Inspection port; 113: Concrete cover; 114: Plastic steel ladder; 12: Base; 13: Side wall; 131: Interception inlet; 132: Interception outlet; 14: First partition; 141: Through opening; 142: Steel grating cover; 15: Second partition; 151: Interception port; 152: Interception pipe gate; 16: Third partition. 161: Overflow outlet, 162: Liquid-controlled weir plate adjustable weir, 2: Inlet chamber, 21: Inlet pipe, 22: First ultrasonic level gauge, 23: Infrared camera, 3: Outlet chamber, 4: Overflow chamber, 41: Overflow pipe, 42: Guide channel, 43: Second ultrasonic level gauge, 5: Sewage treatment chamber, 51: Buffer layer, 6: Rain gauge, 7: Control box, 8: Jacking pipe intercepting inlet pipe, 9: Jacking pipe intercepting outlet pipe. Detailed Implementation

[0030] To make the objectives, technical solutions, and advantages of this utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments.

[0031] In the description of this utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0032] like Figures 1 to 5 As shown, this utility model discloses a double-layer interception well, which is applied to pipe jacking and connected to the pipe jacking interception inlet pipe 8 and the pipe jacking interception outlet pipe 9. It includes: a box body 1, which includes: a well top 11, a base 12 and a side wall 13 surrounding the well top 11 and the base 12.

[0033] The box 1 is provided with a horizontal first partition 14, which divides the box 1 into upper and lower layers.

[0034] A second partition 15 and a third partition 16 are provided in the upper layer of the box 1. The second partition 15 and the third partition 16 are arranged perpendicular to the first partition 14, dividing the upper layer of the box 1 into: an inlet chamber 2, an outlet chamber 3 and an overflow chamber 4; wherein, the inlet chamber 2 is provided with an inlet pipe 21 and the overflow chamber 4 is provided with an overflow pipe 41.

[0035] The lower layer of the box 1 is the sewage treatment chamber 5. The side wall 13 of the box 1 is provided with an intercepting inlet 131 and an intercepting outlet 132 in the sewage treatment chamber 5. The intercepting inlet 131 is connected to the intercepting inlet pipe 8 of the jacking pipe, and the intercepting outlet 132 is connected to the intercepting outlet pipe 9 of the jacking pipe.

[0036] The top 11 of the housing 1 is equipped with a maintenance manhole 111 and an inspection port 112 at the locations of the inlet chamber 2, outlet chamber 3, and overflow chamber 4, respectively. A plastic steel ladder 114 is also installed in the maintenance manhole 111. In this embodiment, the plastic steel ladder at the outlet chamber 3 extends into the sewage treatment chamber 5. Furthermore, in this embodiment, a concrete cover plate 113 is installed above the inspection port 112. The concrete cover plate 113 is segmented and equipped with lifting rings (not shown in the figure).

[0037] The first partition 14 has an opening 141 at the position of the outlet chamber 3, which connects the outlet chamber 3 with the sewage treatment chamber 5. A steel grating cover 142 is provided above the opening 141. In this embodiment, a buffer layer 51 is also provided below the opening 141 in the sewage treatment chamber 5, wherein the buffer layer 51 is a pebble buffer layer.

[0038] The second partition plate 15 is connected with the water inlet chamber 2 and the water outlet chamber 3, and a cut-off port 151 is arranged on the second partition plate 15, and a cut-off pipe gate 152 is arranged on the cut-off port 151.

[0039] The third partition plate 16 is connected with the water inlet chamber 2, the water outlet chamber 3 and the overflow chamber 4, and an overflow port 161 is arranged on the third partition plate 16 at the connection between the water inlet chamber 2 and the overflow chamber 4, and a liquid control weir plate type adjustable weir 162 is arranged on the overflow port 161.

[0040] In addition, in the embodiment, a first ultrasonic liquid level meter 22 and an infrared camera 23 are arranged in the water inlet chamber 2, and a second ultrasonic liquid level meter 43 is arranged in the overflow chamber 4, and the first ultrasonic liquid level meter 22, the infrared camera 23 and the second ultrasonic liquid level meter 43 are connected with a rain gauge 6 and a control box 7 arranged outside the tank body 1 through a cable sleeve (not shown in the figure) embedded in the side wall 13 of the tank body 1. The rain gauge 6 and the control box 7 are placed outdoors, and the distance between the rain gauge 6 and the control box 7 and the double-layered cut-off well is not more than 20 m.

[0041] Meanwhile, the first ultrasonic liquid level meter 22 and the second ultrasonic liquid level meter 43 are also connected with the cut-off pipe gate 152 or the liquid control weir plate type adjustable weir 162 respectively, so as to control the opening and closing of the cut-off pipe gate 152 or the liquid control weir plate type adjustable weir 162. In the embodiment, the infrared camera 23 is a gun type infrared camera, which is used for monitoring the state of the liquid control weir plate type adjustable weir 162 at any time.

[0042] The working principle of the utility model is as follows: on a sunny day, the cut-off pipe gate 152 in the cut-off port 151 is opened, the liquid control weir plate type adjustable weir 162 in the overflow port 161 is closed, the dry flow sewage flows into the water inlet chamber 2 through the water inlet pipe 21, and then enters the water outlet chamber 3, and then enters the lower sewage treatment chamber 5 through the buffer layer 51 to be cut off to the pipe cut-off water outlet pipe 9. In the early stage of rainfall, the first ultrasonic liquid level meter 22 and the second ultrasonic liquid level meter 43 control the cut-off pipe gate 152 in the cut-off port 151 to be opened and the liquid control weir plate type adjustable weir 162 in the overflow port 161 to be closed according to the real-time rainfall, so that the initial rainwater is cut off to the pipe cut-off water outlet pipe 9 together with the sewage. In the later stage of rainfall, the cut-off pipe gate 152 in the cut-off port 151 is closed, and the liquid control weir plate type adjustable weir 162 in the overflow port 161 is opened, so that the rainwater flows into the overflow chamber 4 through the water inlet pipe 21, and then flows out of the overflow pipe 41 through the flow guide groove 42 and then is discharged into the rainwater system.

[0043] The limit rainfall parameters for controlling the opening and closing of the intercepting pipe gate 152 in the intercepting opening 151 and the liquid-controlled weir plate type adjustable weir 162 in the overflow opening 161 are set according to actual simulation results in different regions, and can be adjusted and optimized according to the intercepting effect during operation.

[0044] The above merely describes a preferred specific implementation of the present application, and any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A double-layer intercepting well applied to a pipe jacking and connected with a pipe jacking intercepting water inlet pipe (8) and a pipe jacking intercepting water outlet pipe (9), characterized in that, The utility model relates to a sewage treatment tank, including: a box (1) including: well top (11), base (12) and the side wall (13) enclosed in well top (11) and base (12); The box (1) is provided with horizontal first partition (14), and the box (1) is divided into two layers; Second partition (15) and third partition (16) are provided in the upper layer of the box (1), the second partition (15) is perpendicular to the first partition (14) with the third partition (16) is arranged, and the upper layer of the box (1) is divided into: water inlet chamber (2), water outlet chamber (3) and overflow chamber (4);Wherein, the water inlet chamber (2) is provided with water inlet pipe (21), and the overflow chamber (4) is provided with overflow pipe (41); The lower layer of the box (1) is sewage treatment chamber (5), and the side wall (13) of the box (1) is provided with intercepting water inlet (131) and intercepting water outlet (132) in the sewage treatment chamber (5), the intercepting water inlet (131) is connected with the top pipe intercepting water inlet pipe (8), and the intercepting water outlet (132) is connected with the top pipe intercepting water outlet pipe (9).

2. A double wall intercepting basin according to claim 1, characterized in that: The well top (11) of the box (1) is provided with manhole (111) and inspection hole (112) at the positions of the water inlet chamber (2), water outlet chamber (3) and overflow chamber (4) respectively, the manhole (111) is further provided with plastic steel ladder (114), wherein the plastic steel ladder at the position of the water outlet chamber (3) extends into the sewage treatment chamber (5).

3. A double wall intercepting basin according to claim 2, characterized in that: The inspection hole (112) is provided with concrete cover plate (113) above, and the concrete cover plate (113) is provided with lifting ring in block.

4. A double wall catch basin according to claim 1, wherein: The first partition (14) is provided with through hole (141) at the position of the water outlet chamber (3), so that the water outlet chamber (3) is communicated with the sewage treatment chamber (5), and the through hole (141) is provided with steel grating cover plate (142) above.

5. A double wall intercepting basin according to claim 4, characterized in that: The sewage treatment chamber (5) is provided with buffer layer (51) below the through hole (141).

6. A double wall catch basin according to claim 5, wherein: The buffer layer (51) is a pebble buffer layer.

7. A double wall catch basin according to claim 1, wherein: The second partition (15) connects the water inlet chamber (2) and the water outlet chamber (3), and the second partition (15) is provided with intercepting port (151), and the intercepting port (151) is provided with intercepting pipeline gate (152).

8. A double wall catch basin according to claim 7, wherein: The third partition (16) connects the water inlet chamber (2), water outlet chamber (3) and overflow chamber (4), and the third partition (16) is provided with overflow port (161) at the connection of the water inlet chamber (2) and overflow chamber (4), and the overflow port (161) is provided with liquid control weir plate type adjustable weir (162).

9. A double wall catch basin according to claim 8, wherein: The overflow chamber (4) is further provided with flow guide groove (42), and the overflow port (161) and overflow pipe (41) are connected through the flow guide groove (42).

10. A double wall catch basin according to claim 8, wherein: The first ultrasonic liquid level meter (22) and infrared camera (23) are arranged in the water inlet chamber (2), the second ultrasonic liquid level meter (43) is arranged in the overflow chamber (4), the first ultrasonic liquid level meter (22), infrared camera (23) and the second ultrasonic liquid level meter (43) are connected with the rain gauge (6) and control box (7) arranged outside the box (1) through the cable sleeve pre-buried in the side wall (13) of the box (1); Meanwhile, the first ultrasonic liquid level meter (22) and the second ultrasonic liquid level meter (43) are also connected with the intercepting pipeline gate (152) or liquid control weir plate type adjustable weir (162) respectively, to control the opening and closing of the intercepting pipeline gate (152) or liquid control weir plate type adjustable weir (162).

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