Chemical production wastewater treatment device

Abstract

The chemical production wastewater treatment device comprises a to-be-buffered tank and a collecting pipe, liquid guide pipes distributed at equal intervals are fixedly arranged on the outer wall of the bottom of the to-be-buffered tank through an opening, and one end of the bottom of each liquid guide pipe is communicated with a buffering spherical shell; the outer wall of the bottom of the buffer spherical shell is communicated with a vertically downward deposition pipe through an opening, the bottom of the deposition pipe is provided with a sediment storage tank, the outer wall of the deposition pipe is provided with a valve, and the outer wall of one side of the buffer spherical shell is communicated with an upward bent pipe through an opening. Chemical wastewater is input into the liquid guide pipe through the tank to be buffered, wastewater in the liquid guide pipe is input into the buffer spherical shell to be buffered, precipitates move downwards and fall into the sediment storage tank through the deposition pipe, the precipitated wastewater is input into the collecting pipe upwards through the bent pipe, and the wastewater can be precipitated in the slow flowing process of the chemical wastewater; and long-time standing waiting in the wastewater precipitation process is not needed.

Description

TECHNICAL FIELD

[0001] The utility model relates to water treatment equipment technical field, concretely relates to a chemical production wastewater treatment device. BACKGROUND

[0002] Chemical industry includes two categories of organic chemical industry and inorganic chemical industry, and chemical products are various and complex in composition, and the wastewater discharged by chemical plants is called chemical wastewater; the chemical wastewater is process wastewater, cooling water, waste gas washing water, equipment and site flushing water and other wastewater discharged in chemical production. In the treatment process of these wastewaters, an important step is to neutralize the residual acid-base substances, so that the acid-base substances can be treated in the form of gas or precipitate.

[0003] In the existing chemical wastewater sedimentation treatment process, the chemical wastewater needs to be left to deposit, but a large amount of time needs to be waited during the chemical wastewater deposition process, and in the process of treating the wastewater sediment, the wastewater needs to be discharged, so that the sediment cannot be cleaned during the deposition process, therefore, the chemical production wastewater treatment device is provided. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a chemical production wastewater treatment device to solve the above problems in the art.

[0005] In order to achieve the above purpose, the utility model provides the following technical scheme: a chemical production wastewater treatment device, which comprises a buffer tank and a flow collecting pipe, a plurality of liquid guide pipes are fixedly arranged on the bottom outer wall of the buffer tank through openings, a buffer spherical shell is communicated with one end of the bottom of the liquid guide pipe, a vertical downward sedimentation pipe is communicated with the bottom outer wall of the buffer spherical shell through an opening, a sediment storage tank is arranged at the bottom of the sedimentation pipe, a valve is mounted on the outer wall of the sedimentation pipe, a curved upward elbow pipe is communicated with the outer wall of one side of the buffer spherical shell through an opening, and the top end of the elbow pipe is communicated with the bottom outer wall of the flow collecting pipe.

[0006] Preferably, an internal thread pipe joint is fixedly arranged on the bottom outer wall of the sedimentation pipe, an internal thread interface is fixedly arranged on the top outer wall of the sediment storage tank, and the inner wall of the internal thread pipe joint is threadedly connected with the outer wall of the internal thread interface, so that the sediment storage tank can be conveniently installed at the bottom of the sedimentation pipe.

[0007] Preferably, the sediment storage tank is made of transparent PVC material, so that the sediment stored in the sediment storage tank can be observed.

[0008] Preferably, one side outer wall of the to-be-buffered tank is communicated with a liquid inlet pipe through an opening, one end outer wall of the liquid inlet pipe is provided with a liquid inlet pipe connector, the liquid inlet pipe connector is connected with an input pipe of the chemical wastewater, and the chemical wastewater is conveniently input into the to-be-buffered tank.

[0009] Preferably, one side outer wall of the to-be-buffered tank is communicated with a liquid inlet pipe through an opening, one end outer wall of the liquid inlet pipe is provided with a liquid inlet pipe connector, the liquid inlet pipe connector is connected with an input pipe of the chemical wastewater, and the chemical wastewater is conveniently input into the to-be-buffered tank.

[0010] Preferably, both end outer walls of the to-be-buffered tank are fixedly provided with fixing rings, one side outer wall of each fixing ring is fixedly provided with a positioning plate, the outer wall of the positioning plate is provided with equidistantly distributed positioning holes, and the inner wall of each positioning hole is provided with a matched bolt.

[0011] Preferably, the to-be-buffered tank, the liquid guide pipe, the buffer spherical shell, the deposition pipe, the elbow pipe and the converging pipe are made of stainless steel.

[0012] In the above technical solution, the technical effects and advantages of the chemical wastewater treatment device are as follows:

[0013] The chemical wastewater is input into the liquid guide pipe through the to-be-buffered tank, the wastewater in the liquid guide pipe is buffered in the buffer spherical shell, the precipitate moves downward and falls into the sediment storage tank through the deposition pipe, and the precipitated wastewater is input into the converging pipe upward through the elbow pipe, so that the wastewater can be precipitated during slow flow of the chemical wastewater, and long-time standing and waiting during wastewater precipitation is not needed.

[0014] One deposition pipe is closed through the valve, one sediment storage tank is detached from the bottom of the deposition pipe, the sediment storage tanks provided at the bottom of the remaining deposition pipes continue to precipitate the precipitate in the wastewater, the precipitate in the detached sediment storage tank is cleaned, and the cleaned sediment storage tank is installed at the bottom of the deposition pipe, so that the wastewater does not need to be discharged during cleaning of the precipitate, the precipitate can be cleaned during wastewater precipitation, and the treatment efficiency of the chemical wastewater is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments or the prior art, the drawings needed in the embodiments will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments described in the present application, and other drawings can also be obtained by those skilled in the art according to these drawings.

[0016] Fig. 1 It is a three-dimensional structure schematic view of the chemical wastewater treatment device.

[0017] Fig. 2 Figure 1 is a schematic diagram of a buffer spherical shell structure of a chemical production wastewater treatment device according to the present application;

[0018] Fig. 3 Figure 2 is a schematic diagram of a sediment storage tank structure of a chemical production wastewater treatment device according to the present application.

[0019] BRIEF DESCRIPTION OF DRAWINGS

[0020] 1 buffer tank, 2 liquid guide pipe, 3 buffer spherical shell, 4 sediment pipe, 5 internal thread pipe joint, 6 valve, 7 sediment storage tank, 8 internal thread joint, 9 elbow pipe, 10 confluence pipe, 11 liquid inlet pipe, 12 liquid inlet pipe joint, 13 liquid outlet pipe, 14 liquid outlet pipe joint, 15 fixing ring, 16 positioning plate, 17 positioning hole. DETAILED DESCRIPTION

[0021] In the following, a plurality of embodiments of the present application will be disclosed with reference to the drawings. For the purpose of clear illustration, many details of the embodiments will be described in the following description. However, it should be understood that these details should not be used to limit the present application. That is, in some embodiments of the present application, these details are not necessary. In addition, for the purpose of simplifying the drawings, some conventional structures and components will be shown in the drawings in a simple schematic manner.

[0022] In addition, in the present application, the description of "first", "second", etc. is only for the purpose of description, and does not mean to particularly indicate the order or sequence, nor to limit the present application. It is merely to distinguish the components or operations described by the same technical terms, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first" and "second" can explicitly or implicitly include at least one of the features. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of a person skilled in the art. When the combination of technical solutions contradicts each other or cannot be realized, it should be considered that the combination of technical solutions does not exist, and is not within the protection scope required by the present application.

[0023] Embodiment one

[0024] Referring to the drawings Figs. 1-3The utility model provides a chemical production wastewater treatment device, including the buffer tank 1 with the confluence pipe 10, the bottom outer wall of buffer tank 1 is fixed with the liquid guide pipe 2 of equidistance distribution through the opening, the bottom one end of liquid guide pipe 2 is connected with buffer spherical shell 3, the bottom outer wall of buffer spherical shell 3 is connected with the vertical downward sedimentation pipe 4 through the opening, the bottom of sedimentation pipe 4 is equipped with sediment storage tank 7, and the outer wall of sedimentation pipe 4 is installed with valve 6, and the outer wall of one side of buffer spherical shell 3 is connected with the curved pipe 9 of bending upwards through the opening, and the top one end of curved pipe 9 is connected with the bottom outer wall of confluence pipe 10.

[0025] Example two

[0026] Based on the basis of example one, the bottom outer wall of sedimentation pipe 4 is fixed with the female threaded pipe joint 5, the top outer wall of sediment storage tank 7 is fixed with the female threaded interface 8, the inner wall of female threaded pipe joint 5 is connected with the outer wall of female threaded interface 8 in screw thread, the sediment storage tank 7 is installed in the bottom of sedimentation pipe 4, the sediment storage tank 7 is processed by transparent PVC material, the deposit stored in the sediment storage tank 7 is observed, the both ends of buffer tank 1 are fixed with the fixed ring 15, the one side of fixed ring 15 is fixed with the positioning plate 16, the outer wall of positioning plate 16 is opened with the equidistance distribution of positioning hole 17, the inner wall of positioning hole 17 is matched with the bolt of adaptation, is fixed in the specified position by passing through positioning hole 17, the utility model is fixed in the specified position, and buffer tank 1, liquid guide pipe 2, buffer spherical shell 3, sedimentation pipe 4, curved pipe 9 and confluence pipe 10 are processed by stainless steel material.

[0027] Example three

[0028] Based on the basis of example one, the outer wall of one side of buffer tank 1 is connected with liquid inlet pipe 11 through the opening, and the outer wall of one end of liquid inlet pipe 11 is installed with liquid inlet pipe joint 12, which is connected with the input pipeline of chemical wastewater through liquid inlet pipe joint 12, so that the chemical wastewater can be input into the buffer tank 1, and the outer wall of one side of confluence pipe 10 is connected with liquid outlet pipe 13 through the opening, and the outer wall of one end of liquid outlet pipe 13 is connected with liquid outlet pipe joint 14, which is connected with the specified container through liquid outlet pipe joint 14, so that the precipitated chemical wastewater can be discharged into the specified container.

[0029] The utility model discloses a chemical production wastewater treatment device, including the buffer tank 1 with the confluence pipe 10, the bottom outer wall of buffer tank 1 is fixed with the liquid guide pipe 2 of equidistance distribution through the opening, the bottom one end of liquid guide pipe 2 is connected with buffer spherical shell 3, the bottom outer wall of buffer spherical shell 3 is connected with the vertical downward sedimentation pipe 4 through the opening, the bottom of sedimentation pipe 4 is equipped with sediment storage tank 7, and the outer wall of sedimentation pipe 4 is installed with valve 6, and the outer wall of one side of buffer spherical shell 3 is connected with the curved pipe 9 of bending upwards through the opening, and the top one end of curved pipe 9 is connected with the bottom outer wall of confluence pipe 10.

[0030] Refer to the description attached Figs. 1-3In use, this invention involves mixing a neutralizing agent and a flocculant with chemical wastewater. The chemical wastewater is connected to the inlet pipe 11 via the inlet pipe connector 12. The wastewater is first fed into the buffer tank 1, then enters the buffer spherical shell 3 through the guide pipe 2 for buffering. The precipitate settles downwards in the water and sinks into the sediment storage tank 7 through the sedimentation pipe 4. The wastewater is then fed upwards into the manifold 10 through the bend pipe 9. This process separates the precipitate during the transportation of the chemical wastewater. The sediment storage tank 7 allows for observation of the sediment. When the amount of sediment stored needs to be treated, the sedimentation pipe 4 is closed through valve 6, and the sediment storage tank 7 is removed from the bottom of the sedimentation pipe 4. The sediment storage tanks 7 at the bottom of the remaining sedimentation pipes 4 continue to settle the sediment in the wastewater. The sediment in the removed sediment storage tank 7 is cleaned, and the cleaned sediment storage tank 7 is installed at the bottom of the sedimentation pipe 4. There is no need to discharge wastewater during the sedimentation process. The sediment can be cleaned during the sedimentation process, which helps to improve the treatment efficiency of chemical wastewater.

[0031] The foregoing description only illustrates certain exemplary embodiments of the present invention. Undoubtedly, those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A chemical production wastewater treatment apparatus comprising a to-be-buffered tank (1) and a collecting pipe (10), characterized by: The bottom outer wall of the to-be-buffered tank (1) is fixedly provided with equidistantly distributed liquid guide pipes (2) through openings, one end of the bottom of the liquid guide pipe (2) is communicated with a buffer spherical shell (3), the bottom outer wall of the buffer spherical shell (3) is communicated with a vertically downward sedimentation pipe (4) through an opening, the bottom of the sedimentation pipe (4) is provided with a sediment storage tank (7), the outer wall of the sedimentation pipe (4) is provided with a valve (6), the outer wall of one side of the buffer spherical shell (3) is communicated with a curved upward elbow pipe (9) through an opening, and one end of the top of the elbow pipe (9) is communicated with the bottom outer wall of a collecting pipe (10).

2. The chemical production wastewater treatment apparatus according to claim 1, characterized by: The bottom outer wall of the sedimentation pipe (4) is fixedly provided with an internally threaded pipe joint (5), the top outer wall of the sedimentation storage tank (7) is fixedly provided with an internally threaded interface (8), and the inner wall of the internally threaded pipe joint (5) is threadedly connected with the outer wall of the internally threaded interface (8).

3. The chemical production wastewater treatment apparatus according to claim 1, characterized by: The sediment storage tank (7) is made of transparent PVC material.

4. The chemical production wastewater treatment apparatus according to claim 1, characterized by: The outer wall of one side of the to-be-buffered tank (1) is communicated with a liquid inlet pipe (11) through an opening, and the outer wall of one end of the liquid inlet pipe (11) is provided with a liquid inlet pipe joint (12).

5. The chemical production wastewater treatment apparatus according to claim 1, characterized by: The outer wall of one side of the collecting pipe (10) is communicated with a liquid outlet pipe (13) through an opening, and the outer wall of one end of the liquid outlet pipe (13) is communicated with a liquid outlet pipe joint (14).

6. The chemical production wastewater treatment apparatus according to claim 1, characterized by: The outer walls of both ends of the to-be-buffered tank (1) are fixedly provided with fixing rings (15), the outer wall of one side of the fixing ring (15) is fixedly provided with a positioning plate (16), the outer wall of the positioning plate (16) is provided with equidistantly distributed positioning holes (17), and the inner wall of the positioning hole (17) is matched with a corresponding bolt.

7. The chemical production wastewater treatment apparatus according to claim 1, characterized by: The to-be-buffered tank (1), the liquid guide pipe (2), the buffer spherical shell (3), the sedimentation pipe (4), the elbow pipe (9) and the collecting pipe (10) are made of stainless steel material.

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