Low-carbon biochemical treatment small-scale test equipment for water purification plant

Abstract

The invention belongs to the field of test equipment, and particularly relates to low-carbon biochemical treatment small-scale test equipment for a water purification plant, which comprises a box body, a box cover is arranged on the box body, six test water tanks are arranged on the box cover, every two adjacent test water tanks are connected through a communicating pipe, a first electromagnetic valve is arranged in the middle of each communicating pipe, and a second electromagnetic valve is arranged in the middle of each communicating pipe. A first water inlet is formed in the upper side of the side wall of one test water tank located on the edge, a sludge backflow port is formed in the lower side of the first water inlet, a first water outlet is formed in the lower side of the side wall of the other test water tank located on the edge, and a first hydraulic cylinder is fixedly arranged on the side wall of each test water tank. The output end of the first hydraulic cylinder is fixedly connected with a sealing plate, and the sealing plate can seal the upper end of the test water tank. The method can be suitable for various detection technological processes, and water quality pollution interference is avoided among multiple detections.

Description

Technical Field

[0001] The present invention belongs to the field of testing equipment, and particularly relates to a small-scale pilot equipment for low-carbon biochemical treatment in a purification water plant. Background Art

[0002] Existing water treatment processes include continuous flow AAO, multi-stage A / O, AOA, etc. Before treating water quality by different process means, it is often necessary to verify the treatment effect through experiments, usually by using small-scale pilot equipment. The existing small-scale pilot equipment has the characteristics of poor reuse effect and strong specificity. It is difficult to be dedicated to the test of a certain process after assembly. When conducting frequency tests on various water qualities, the equipment assembly cost is relatively high. This application aims to design a small-scale pilot equipment for low-carbon biochemical treatment in a purification water plant, which can be applicable to a variety of detection process flows and avoid water quality pollution interference between multiple detections. Summary of the Invention

[0003] The purpose of the present invention is to address the above problems existing in the prior art, and propose a small-scale pilot equipment for low-carbon biochemical treatment in a purification water plant, which can be applicable to a variety of detection processes, and avoid contamination of the detection equipment during the switching process to ensure the accuracy of the test.

[0004] To achieve the above purpose, the present invention adopts the following technical solutions: A small-scale pilot equipment for low-carbon biochemical treatment in a purification water plant, including a box body, a box cover is provided on the box body, six test water tanks are provided on the box cover, two adjacent test water tanks are connected by a communication pipe, a first electromagnetic valve is provided in the middle of each communication pipe, a first water inlet is provided on the upper side of the side wall of one of the test water tanks located at the edge, a sludge return port is provided below the first water inlet, a first water outlet is provided on the lower side of the side wall of the other test water tank located at the edge, a first hydraulic cylinder is fixedly provided on the side wall of each test water tank, and the output end of the first hydraulic cylinder is fixedly connected with a sealing plate, and the sealing plate can seal the upper end of the test water tank. The traditional small-scale pilot equipment only meets single test methods, such as continuous flow AAO, multi-stage A / O, AOA. When dealing with different tests, multiple sets of small-scale pilot equipment are required. This equipment can switch the bottom plugging form and the top cover state, so that a set of small-scale pilot equipment can adapt to a variety of test processes.

[0005] As a preferred solution of the present invention, a water inlet pipe is provided at the upper end of each sealing plate, and each water inlet pipe is connected with a second electromagnetic valve. The water inlet pipe connects the test water tank and the clean water pipe, and controls the switching of whether the accessed water is test water or cleaning water through a valve, and controls the return port through the second electromagnetic valve.

[0006] As a preferred solution of the present invention, a second hydraulic cylinder is fixedly provided at the bottom of the box body, a support frame is fixedly provided at the output end of the second hydraulic cylinder, first columns are fixedly provided at both ends of the support frame, a first support plate is provided on each of the first columns, a second column is fixedly provided in the middle of the support frame, a second support plate is fixedly connected to the second column, a rotating frame is rotatably provided on the second column, and a third support plate is connected to both ends of the rotating frame through a third column, a bottom sealing member is provided on each of the first support plate and the third support plate, and two bottom sealing members are provided on the second support plate. The support frame is controlled to move up and down by the second hydraulic cylinder. When the support frame moves down, the equipment in the illustrated state should be used for a small-scale test equipment of a continuous flow AAO process, and the sludge is discharged through the second water outlet and then returned through the sludge return port. The first three are anoxic / anaerobic tanks, and the last three are aerobic tanks. When a test is finished and the test process needs to be switched, the second drive motor drives the second pulley to rotate, thereby driving the first pulley to rotate, thereby driving the rotating frame to rotate, switching the aerobic / oxygen state of the pool, and injecting clean water through the sealing plate to flush the equipment and remove the residue from the previous test. Then adjust the corresponding sealing plate state to switch to multi-stage A / O testing. At the same time, the AOA process flow test form can be switched by leaving the pool empty and opening and closing the aeration port.

[0007] As a preferred solution of the present invention, the bottom blocking member includes two support columns, and bottom blocking blocks are fixedly provided on the two support columns.

[0008] As a preferred embodiment of the present invention, a first driving motor is fixedly provided at the lower end of the bottom blocking block of the three bottom blocking parts close to the first water inlet, the output end of the first driving motor passes through the bottom blocking block, and the output end of the first driving motor is connected to a first stirring fan blade; an aeration pipe is fixedly provided at the lower end of the blocking block of the other three bottom blocking parts, and an aeration head is connected to the upper end of the aeration pipe.

[0009] As a preferred solution of the present invention, a first pulley mounted on a second column is fixedly provided at the lower end of the rotating frame, a second drive motor is fixedly provided on the support frame, an output end of the second drive motor is connected to a second pulley, and the first pulley and the second pulley are connected via a transmission belt.

[0010] As a preferred solution of the present invention, a side support plate is fixedly provided on the side plate of the box body close to the first water outlet, a sedimentation box is fixedly provided on the side support plate, a second water inlet is provided at the upper end of the sedimentation box, a third drive motor is fixedly provided at the upper end of the sedimentation box, the output end of the third drive motor is connected to a second stirring fan blade, a second water outlet is connected to the bottom of the sedimentation box, a third solenoid valve is connected to the second water outlet, and a third water outlet is also provided on the side wall of the sedimentation box.

[0011] As a preferred embodiment of the present invention, a sewage outlet is provided on the side wall of the box body.

[0012] As a preferred embodiment of the present invention, a control console is provided on the box cover.

[0013] Compared with the existing small-scale water purification test equipment, the present invention can apply a variety of detection processes through a single set of equipment, and ensure that the small-scale test equipment is convenient for internal cleaning, avoid pollution during the process of switching different test processes, and ensure the accuracy of test results. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a perspective view of the present invention; Figure 2 is a front view of the present invention; Figure 3 is a top view of the present invention; Figure 4 is Figure 3 a cross-sectional view taken along line A-A in Figure 5 is a schematic diagram of the internal structure of the present invention; Figure 6 is Figure 5 a front view of the structure shown; Figure 7 is Figure 6 an isometric cross-sectional view taken along line B-B in

[0015] In the figure: box body 1, box cover 2, test water tank 3, first water inlet 4, first water outlet 5, control console 6, side support plate 7, sewage outlet 8, sedimentation tank 9, third driving motor 10, second water inlet 11, second water outlet 12, third solenoid valve 13, second stirring fan blade 14, first hydraulic cylinder 15, sealing plate 16, second solenoid valve 17, water inlet pipe 18, second hydraulic cylinder 19, support frame 20, first column 21, second column 22, second driving motor 23, first support plate 24, rotating frame 25, third support plate 26, support column 27, bottom plug 28, first driving motor 29, first belt pulley 30, second belt pulley 31, transmission belt 32, aeration pipe 33, aeration head 34, first stirring fan blade 35, connecting pipe 36, first solenoid valve 37, second support plate 38, sludge return port 39, third water outlet 40. DETAILED DESCRIPTION OF THE INVENTION

[0016] The following are specific embodiments of the present invention and in combination with the drawings, the technical solutions of the present invention will be further described, but the present invention is not limited to these embodiments.

[0017] In the description of the present invention, it should be noted that the orientation or positional relationship indicated by terms such as "inside", "lower", etc. is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the product of the present invention is usually placed during use. It is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present invention. In addition, terms such as "first", "second", etc. are only used for distinguishing descriptions and cannot be construed as indicating or implying relative importance.

[0018] Combined with the attached Figure 1-7 , a small-scale pilot equipment for low-carbon biochemical treatment in a purification water plant, comprising a box body 1, a box cover 2 is provided on the box body 1, six test water tanks 3 are provided on the box cover 2, and adjacent two test water tanks 3 are connected by a communicating pipe 36. A first solenoid valve 37 is provided in the middle of each communicating pipe 36. An upper side of a side wall of one of the test water tanks 3 located at the edge is provided with a first water inlet 4, and a sludge return port 39 is provided below the first water inlet 4. A lower side of a side wall of the other test water tank 3 located at the edge is provided with a first water outlet 5. A first hydraulic cylinder 15 is fixedly provided on the side wall of each test water tank 3, and an output end of the first hydraulic cylinder 15 is fixedly connected with a sealing plate 16, and the sealing plate 16 can seal the upper end of the test water tank 3. Traditional pilot equipment only meets single test methods, such as continuous flow AAO, multi-stage A / O, AOA. When dealing with different tests, multiple sets of pilot equipment are required. This equipment can switch the bottom plugging form and the top cover state, so that one set of pilot equipment can adapt to multiple test processes. A DO probe and a PH probe are arranged in the test water tank 3 for real-time water quality monitoring, which is the prior art.

[0019] Furthermore, an inlet pipe 18 is provided at the upper end of each sealing plate 16, and each inlet pipe 18 is connected with a second solenoid valve 17. The inlet pipe 18 communicates with the water tank for test water and the clear water pipe, and the access of test water or cleaning water is switched through a valve, and the return port is controlled by the second solenoid valve 17.

[0020] Furthermore, a second hydraulic cylinder 19 is fixedly provided at the bottom of the box body 1, an output end of the second hydraulic cylinder 19 is fixedly provided with a support frame 20, two first columns 21 are respectively fixedly provided at both ends of the support frame 20, a first support plate 24 is provided on each first column 21, a second column 22 is fixedly provided in the middle of the support frame 20, a second support plate 38 is fixedly connected to the second column 22, a rotating frame 25 is rotatably sleeved on the second column 22, and two third support plates 26 are respectively connected to both ends of the rotating frame 25 through third columns. A bottom plugging member is provided on each of the first support plate 24 and the third support plate 26, and two bottom plugging members are provided on the second support plate 38.

[0021] Furthermore, the bottom plugging member includes two support columns 27, and a bottom plug 28 is fixedly provided on the two support columns 27.

[0022] Further, a first driving motor 29 is fixedly installed at the lower end of the bottom plug 28 of the three bottom plugging members close to the first water inlet 4. The output end of the first driving motor 29 passes through the bottom plug 28, and a first stirring fan blade 35 is connected to the output end of the first driving motor 29; a gas blowing pipe 33 is fixedly installed at the lower end of the plug 28 of the other three bottom plugging members, and a gas blowing head 34 is connected to the upper end of the gas blowing pipe 33. The gas blowing pipe 33 is connected to an external gas blowing device, which is prior art.

[0023] Further, a first belt pulley 30 sleeved on the second column 22 is fixedly installed at the lower end of the rotating frame 25, a second driving motor 23 is fixedly installed on the support frame 20, a second belt pulley 31 is connected to the output end of the second driving motor 23, and the first belt pulley 30 and the second belt pulley 31 are in transmission connection through a transmission belt 32.

[0024] Further, a side support plate 7 is fixedly installed on the side plate of the box body 1 close to the first water outlet 5. A sedimentation tank 9 is fixedly installed on the side support plate 7. A second water inlet 11 is provided at the upper end of the sedimentation tank 9. A third driving motor 10 is fixedly installed at the upper end of the sedimentation tank 9. A second stirring fan blade 14 is connected to the output end of the third driving motor 10. A second water outlet 12 is connected to the bottom of the sedimentation tank 9. A third electromagnetic valve 13 is connected to the second water outlet 12. A third water outlet 40 is further provided on the side wall of the sedimentation tank 9.

[0025] Further, a sewage outlet 8 is provided on the side wall of the box body 1.

[0026] Further, a control console 6 is provided on the box cover 2. The driving motor, the gas blowing device and the electromagnetic valve switch in this embodiment are controlled through the control console 6, which is simple prior art.

[0027] Figure 1-7 In the shown state, this device corresponds to a small-scale test device for the continuous flow AAO process. The first three test water tanks 3 drive the sealing plate 16 to cover the test water tank 3 downward through the first hydraulic cylinder 15 to form an anoxic / anaerobic tank, and the last three are aerobic tanks. Keep the five first electromagnetic valves 37 in the open state. Water flows in from the first water inlet 4, passes through the three anoxic / anaerobic tanks in sequence, and is stirred by the first driving motor 29 driving the first stirring fan blade 35. Subsequently, the water continues to flow into the last three aerobic tanks. The gas blowing pipe 33 is connected to an external gas blowing device through a hose, and aeration is carried out through the gas blowing head 34. Finally, it enters the sedimentation tank 9 through the first water outlet 5, and the sedimented sludge is discharged. The sludge is discharged through the second water outlet 12 and then refluxed through the sludge reflux port 39.

[0028] When a test is completed and it is necessary to switch the test process mode, the second driving motor 23 drives the second belt pulley 31 to rotate, thereby driving the first belt pulley 30 to rotate, and then driving the rotating frame 25 to rotate, switching the bottom sealing members of the second and fifth test water tanks 3, so as to change their anaerobic / aerobic tank states. At the same time, all the second solenoid valves 17 are opened, and clean water is injected into the test water tank 3 through the sealing plate 16 to wash the equipment and remove the residues of the previous test. Subsequently, by adjusting the state of the corresponding sealing plate 16, it can be changed to a multi-stage A / O test. The AOA process flow test can be realized by leaving the last three tank bodies empty (without aeration and without anaerobic treatment).

[0029] This equipment has high flexibility for different test process flows, high reusability, and saves test costs.

[0030] The above are only the embodiments of the present invention, and do not limit the patent protection scope of the present invention. Any equivalent structure or equivalent process transformation made by using the content of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, shall be equally included in the patent protection scope of the present invention.

Claims

1. A small-scale test device for low-carbon biochemical treatment in a water purification plant, comprising a box body (1), characterized in that, A box body (1) is provided with a box cover (2). Six test water tanks (3) are provided on the box cover (2). Adjacent two of the test water tanks (3) are connected by a communicating pipe (36). A first electromagnetic valve (37) is provided in the middle of each communicating pipe (36). An upper side of a side wall of one of the test water tanks (3) located at the edge is provided with a first water inlet (4). A sludge return port (39) is provided below the first water inlet (4). A lower side of a side wall of another test water tank (3) located at the edge is provided with a first water outlet (5). A first hydraulic cylinder (15) is fixedly provided on a side wall of each test water tank (3). An output end of the first hydraulic cylinder (15) is fixedly connected with a sealing plate (16). The sealing plate (16) can seal an upper end of the test water tank (3).

2. The pilot-scale equipment for low-carbon biochemical treatment in a water purification plant according to claim 1, wherein An upper end of each sealing plate (16) is provided with a water inlet pipe (18). Each water inlet pipe (18) is connected with a second electromagnetic valve (17).

3. The pilot-scale equipment for low-carbon biochemical treatment in a water purification plant according to claim 1, wherein, A second hydraulic cylinder (19) is fixedly provided at a bottom of the box body (1). An output end of the second hydraulic cylinder (19) is fixedly provided with a support frame (20). Two first upright posts (21) are respectively fixedly provided at two ends of the support frame (20). A first support plate (24) is provided on each first upright post (21). A second upright post (22) is fixedly provided in the middle of the support frame (20). A second support plate (38) is fixedly connected to the second upright post (22). A rotating frame (25) is rotatably sleeved on the second upright post (22). Two ends of the rotating frame (25) are respectively connected with a third support plate (26) through a third upright post. A bottom plugging member is provided on each of the first support plate (24) and the third support plate (26). Two bottom plugging members are provided on the second support plate (38).

4. A pilot-scale equipment for low-carbon biochemical treatment in a water purification plant according to claim 3, characterized in that, The bottom plugging member includes two support columns (27). A bottom plug block (28) is fixedly provided on the two support columns (27).

5. The pilot-scale equipment for low-carbon biochemical treatment in a water purification plant according to claim 4, characterized in that, A first driving motor (29) is fixedly provided at a lower end of the bottom plug block (28) of the three bottom plugging members close to the first water inlet (4). An output end of the first driving motor (29) penetrates through the bottom plug block (28). An output end of the first driving motor (29) is connected with a first stirring fan blade (35). An air supply pipe (33) is fixedly provided at a lower end of the plug block (28) of the other three bottom plugging members. An air supply head (34) is connected to an upper end of the air supply pipe (33).

6. The pilot-scale equipment for low-carbon biochemical treatment in a water purification plant according to claim 3, characterized in that, A first belt pulley (30) sleeved on the second upright post (22) is fixedly provided at a lower end of the rotating frame (25). A second driving motor (23) is fixedly provided on the support frame (20). An output end of the second driving motor (23) is connected with a second belt pulley (31). The first belt pulley (30) and the second belt pulley (31) are in transmission connection through a transmission belt (32).

7. The pilot-scale equipment for low-carbon biochemical treatment in a water purification plant according to claim 1, characterized in that, On the side plate of the box body (1) close to the first water outlet (5), a side support plate (7) is fixedly installed. On the side support plate (7), a sedimentation tank (9) is fixedly installed. At the upper end of the sedimentation tank (9), a second water inlet (11) is provided. At the upper end of the sedimentation tank (9), a third driving motor (10) is fixedly installed. The output end of the third driving motor (10) is connected to a second stirring fan blade (14). The bottom of the sedimentation tank (9) is connected to a second water outlet (12). A third solenoid valve (13) is connected to the second water outlet (12). A third water outlet (40) is also provided on the side wall of the sedimentation tank (9).

8. The pilot-scale equipment for low-carbon biochemical treatment in a purification water plant according to claim 1, characterized in that, A sewage outlet (8) is provided on the side wall of the box body (1).

9. The small-scale test equipment for low-carbon biochemical treatment in a purification water plant according to claim 1, characterized in that, A control console (6) is provided on the box cover (2).

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