Calcium powder production sewage filtering treatment device

Abstract

The utility model discloses a calcium powder production sewage filtering treatment device, relates to the field of filtering treatment devices, and aims to solve the problem that an existing filtering device in the prior art is easy to block when being used for filtering industrial wastewater containing calcium carbonate. A flocculating agent storage box is fixedly arranged at the upper end of the middle of one side of the flocculation device, a first rotating shaft is rotationally connected to the middle of the interior of the flocculation device, circular connecting pieces are fixedly connected to the lower end and the lower end of the middle of the first rotating shaft, and a plurality of stirring rods are fixedly connected to the two circular connecting pieces; a liquid discharge pipe is fixedly connected to one side of the lower end of the solid-liquid separation device, a second rotating shaft is rotatably connected to the middle of the interior of the solid-liquid separation device, a spiral blade is fixedly connected to the second rotating shaft, a filter screen is arranged in the spiral blade, and a solid overflow port is formed in the upper end of the solid-liquid separation device. And the upper end of the solid-liquid separation device is fixedly connected with a flow guide cover on the outer side of the solid overflow port.

Description

Technical Field

[0001] The utility model relates to the field of filtering treatment devices, in particular to a calcium powder production wastewater filtering treatment device. Background Art

[0002] Calcium powder, commonly known as limestone or stone powder, is mainly composed of calcium carbonate, which is weakly alkaline, insoluble in water, and soluble in acid. Calcium powder is a common substance on earth, existing in rocks such as aragonite, calcite, chalk, limestone, marble, and travertine. It is also the main component of animal bones or shells, and is widely used in papermaking, plastics, daily chemicals, cosmetics, building materials, coatings, medicine, food, and feed. Its functions include: increasing product volume, reducing costs, improving processing performance (such as adjusting viscosity, rheological properties, and vulcanization properties), improving dimensional stability, reinforcement or semi-reinforcement, improving printing performance, and improving physical properties (such as heat resistance, matting, wear resistance, flame retardancy, whiteness, and glossiness).

[0003] At present, in the production process of calcium powder, from raw materials to finished products, multiple equipment and multiple processes are required. When sampling, overflow and equipment flushing are performed, industrial wastewater containing calcium carbonate will be generated. This industrial wastewater contains suspended calcium carbonate particles. The existing filtering device is prone to clogging when filtering the industrial wastewater containing calcium carbonate; therefore, the market urgently needs to develop a calcium powder production wastewater filtration treatment device to help people solve the existing problems. Utility Model Content

[0004] The utility model aims to provide a calcium powder production wastewater filtering treatment device to solve the problem that the existing filtering device proposed in the above background technology is prone to clogging when filtering industrial wastewater containing calcium carbonate.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a calcium powder production wastewater filtering and treatment device, including a flocculation device and a solid-liquid separation device, a water inlet pipe is arranged on one side of the middle part of the upper end of the flocculation device, a first motor box is fixedly arranged on the middle part of the upper end of the flocculation device, a liquid infusion pipe is fixedly connected to the middle part of the lower end of the flocculation device, a flocculant storage box is fixedly arranged on the upper middle part of one side of the flocculation device, a first rotating shaft is rotatably connected to the middle part of the inside of the flocculation device, a circular connecting piece is fixedly connected to the lower end and the lower middle end of the first rotating shaft, and the two circular connecting pieces are fixedly connected to the lower middle end of the flocculation device. A plurality of stirring rods are fixedly connected to the connecting parts, a drain pipe is fixedly connected to one side of the lower end of the solid-liquid separation device, a second rotating shaft is rotatably connected to the middle part inside the solid-liquid separation device, a spiral blade is fixedly connected to the second rotating shaft, a filter is arranged inside the spiral blade, a solid overflow port is arranged at the upper end of the solid-liquid separation device, a guide cover is fixedly connected to the upper end of the solid-liquid separation device outside the solid overflow port, an inclined bottom plate is arranged at the lower end of the guide cover, a solid discharge port is arranged on one side of the guide cover, and a second motor box is fixedly connected to the middle part of the upper end of the guide cover.

[0006] Preferably, a first motor is fixedly disposed inside the first motor box, and the upper end of the first rotating shaft passes through the upper end surface of the flocculant storage box and extends to the inside of the first motor box and is connected to the output shaft of the first motor through a coupling.

[0007] Preferably, the lower end of the flocculant storage tank is connected to the middle part of one side of the flocculation device through a flocculant delivery pipe, and a second electric control valve is provided in the middle part of the flocculant delivery pipe.

[0008] Preferably, the lower end of the flocculation device is connected to the middle part of one side of the solid-liquid separation device through a liquid infusion tube, and a first electric-controlled valve is provided in the middle part of the liquid infusion tube.

[0009] Preferably, a strip-shaped baffle is fixedly connected to the middle edge of the spiral blade.

[0010] Preferably, the solid overflow port at the upper end of the solid-liquid separation device extends through the middle of the inclined bottom plate to the middle of the interior of the guide cover.

[0011] Preferably, a second motor is fixedly installed inside the second motor box, and a solid overflow port extends from the upper end of the second rotating shaft and passes through the middle of the upper end surface of the deflector to the inside of the second motor box and is fixedly connected to the output shaft of the second motor.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. In the utility model, through the setting of the solid-liquid separation device, a drainage pipe is fixedly connected to one side of the lower end of the solid-liquid separation device, a second rotating shaft is rotatably connected to the middle part of the solid-liquid separation device, a spiral blade is fixedly connected to the second rotating shaft, a filter screen is arranged inside the spiral blade, a solid overflow port is arranged at the upper end of the solid-liquid separation device, a guide cover is fixedly connected to the upper end of the solid-liquid separation device outside the solid overflow port, the flocculated sewage is filtered by the spiral blade, the flocculated solids are blocked at the upper end of the filter screen, the filtered water after flocculation falls through the filter screen and flows out through the drainage pipe at the lower end of the solid-liquid separation device, the second rotating shaft is driven to rotate by the second motor, the second rotating shaft drives the spiral blade to rotate, the solid is lifted by the spiral blade and falls into the guide cover from the solid overflow port, and is discharged from the solid discharge port through the inclined bottom plate, thereby completing the calcium powder sewage filtration treatment.

[0014] 2. In the utility model, through the setting of the flocculation device, the calcium powder production wastewater flows into the flocculation device through the water inlet pipe, the second electric control valve controls the flocculant delivery pipe to deliver flocculant to the inside of the flocculation device, and the flocculant is mixed with the calcium powder production wastewater inside the flocculation device to make the internal impurities combine with the flocculant to form a solid, the first motor drives the first rotating shaft to rotate, and the first rotating shaft drives multiple stirring rods on two circular connecting parts to stir the liquid inside the flocculant storage box to accelerate the flocculation process.

[0015] 3. In the utility model, through the provision of a strip baffle, the middle edge of the spiral blade is fixedly connected with a strip baffle, and the strip baffle is used to block the solids on the filter screen inside the spiral blade to prevent the solids from flowing into the infusion tube. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a front view of a calcium powder production wastewater filtering and treatment device of the utility model;

[0017] Figure 2 It is the main sectional view of the utility model;

[0018] Figure 3 It is a top sectional view of the flocculation device of the utility model;

[0019] Figure 4 It is a top sectional view of the air deflector of the utility model.

[0020] In the figure: 1. flocculation device; 101. first motor box; 102. first motor; 103. infusion pipe; 104. first electric control valve; 105. water inlet pipe; 2. flocculant storage box; 201. flocculant delivery pipe; 202. second electric control valve; 3. first rotating shaft; 301. circular connector; 302. stirring rod; 4. solid-liquid separation device; 401. discharge pipe; 402. second rotating shaft; 403. spiral blade; 404. filter screen; 405. strip baffle; 406. solid overflow port; 5. guide cover; 501. inclined bottom plate; 502. solid discharge port; 6. second motor box; 601. second motor. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] See also Figure 1-4 The utility model provides an embodiment: a calcium powder production wastewater filtering and treating device, comprising a flocculation device 1 and a solid-liquid separation device 4, a water inlet pipe 105 is arranged on one side of the middle part of the upper end of the flocculation device 1, a first motor box 101 is fixedly arranged on the middle part of the upper end of the flocculation device 1, a liquid infusion pipe 103 is fixedly connected to the middle part of the lower end of the flocculation device 1, a flocculant storage box 2 is fixedly arranged on the middle upper end of one side of the flocculation device 1, a first rotating shaft 3 is rotatably connected to the middle part of the inside of the flocculation device 1, a circular connecting piece 301 is fixedly connected to the lower end and the middle lower end of the first rotating shaft 3, and two circular connecting pieces 301 are fixedly connected to A plurality of stirring rods 302 are provided, a discharge pipe 401 is fixedly connected to one side of the lower end of the solid-liquid separation device 4, a second rotating shaft 402 is rotatably connected to the middle part inside the solid-liquid separation device 4, a spiral blade 403 is fixedly connected to the second rotating shaft 402, a filter screen 404 is arranged inside the spiral blade 403, a solid overflow port 406 is arranged at the upper end of the solid-liquid separation device 4, a guide hood 5 is fixedly connected to the upper end of the solid-liquid separation device 4 outside the solid overflow port 406, an inclined bottom plate 501 is arranged at the lower end of the guide hood 5, a solid discharge port 502 is arranged on one side of the guide hood 5, and a second motor box 6 is fixedly connected to the middle part of the upper end of the guide hood 5.

[0023] Furthermore, a first motor 102 is fixedly installed inside the first motor box 101. The upper end of the first rotating shaft 3 passes through the upper end surface of the flocculant storage box 2 and extends to the inside of the first motor box 101 and is connected to the output shaft of the first motor 102 through a coupling. The first rotating shaft 3 is driven to rotate by the first motor 102, and the first rotating shaft 3 drives multiple stirring rods 302 on two circular connecting parts 301 to stir the liquid inside the flocculant storage box 2.

[0024] Furthermore, the lower end of the flocculant storage tank 2 is connected to the middle part of one side of the flocculation device 1 through the flocculant delivery pipe 201. A second electrically controlled valve 202 is provided in the middle part of the flocculant delivery pipe 201. The second electrically controlled valve 202 controls the flocculant delivery pipe 201 to deliver flocculant to the inside of the flocculation device 1. The flocculant is mixed with the calcium powder production wastewater inside the flocculation device 1, so that the internal impurities are combined with the flocculant to form a solid.

[0025] Furthermore, the lower end of the flocculation device 1 is connected to the middle of one side of the solid-liquid separation device 4 through a liquid infusion pipe 103 . A first electric control valve 104 is provided in the middle of the liquid infusion pipe 103 . The flocculated sewage is transported to the inside of the solid-liquid separation device 4 through the liquid infusion pipe 103 .

[0026] Furthermore, a strip baffle 405 is fixedly connected to the middle edge of the spiral blade 403 , and the strip baffle 405 blocks the solids on the filter screen 404 inside the spiral blade 403 to prevent the solids from flowing into the infusion tube 103 .

[0027] Furthermore, the solid overflow port 406 at the upper end of the solid-liquid separation device 4 extends through the middle of the inclined bottom plate 501 to the middle of the interior of the guide cover 5, so that the solid is lifted by the spiral blades 403 and falls into the interior of the guide cover 5 from the solid overflow port 406, and is discharged from the solid discharge port 502 through the inclined bottom plate 501.

[0028] Furthermore, a second motor 601 is fixedly installed inside the second motor box 6, and a solid overflow port 406 extends from the upper end of the second rotating shaft 402 and passes through the middle of the upper end surface of the deflector 5 to extend to the inside of the second motor box 6 and is fixedly connected to the output shaft of the second motor 601. The second rotating shaft 402 is driven to rotate by the second motor 601, so that the second rotating shaft 402 drives the spiral blade 403 to rotate.

[0029] Working principle: When in use, the calcium powder production wastewater flows into the flocculation device 1 through the water inlet pipe 105, and the second electric control valve 202 controls the flocculant delivery pipe 201 to deliver flocculant to the inside of the flocculation device 1. The flocculant is mixed with the calcium powder production wastewater inside the flocculation device 1, so that the internal impurities are combined with the flocculant to form a solid. The first motor 102 drives the first shaft 3 to rotate, and the first shaft 3 drives the multiple stirring rods 302 on the two circular connecting parts 301 to stir the liquid inside the flocculant storage box 2 to accelerate the flocculation process. The lower end of the flocculation device 1 is connected to the middle part of one side of the solid-liquid separation device 4 through the infusion pipe 103, and the middle of the infusion pipe 103 is provided with a first electric control valve. The valve 104 delivers the flocculated sewage to the inside of the solid-liquid separation device 4 through the infusion pipe 103, and filters the flocculated sewage through the spiral blade 403, so that the flocculated solids are blocked at the upper end of the filter screen 404, and the filtered water after flocculation falls through the filter screen 404 and flows out through the discharge pipe 401 at the lower end of the solid-liquid separation device 4, and the second rotating shaft 402 is driven to rotate by the second motor 601, so that the second rotating shaft 402 drives the spiral blade 403 to rotate, and the solid is lifted by the spiral blade 403 and falls into the inside of the guide cover 5 from the solid overflow port 406, and is discharged from the solid discharge port 502 through the inclined bottom plate 501, completing the calcium powder sewage filtration treatment.

[0030] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A calcium powder production wastewater filtering and treatment device, comprising a flocculation device (1) and a solid-liquid separation device (4), characterized in that: A water inlet pipe (105) is provided on one side of the middle of the upper end of the flocculation device (1); a first motor box (101) is fixedly provided on the middle of the upper end of the flocculation device (1); a liquid infusion pipe (103) is fixedly connected to the middle of the lower end of the flocculation device (1); a flocculant storage box (2) is fixedly provided on the upper middle end of one side of the flocculation device (1); a first rotating shaft (3) is rotatably connected to the middle of the inside of the flocculation device (1); a circular connecting piece (301) is fixedly connected to the lower end and the lower middle end of the first rotating shaft (3); a plurality of stirring rods (302) are fixedly connected to the two circular connecting pieces (301); a discharge pipe (103) is fixedly connected to one side of the lower end of the solid-liquid separation device (4); A liquid pipe (401), a second rotating shaft (402) is rotatably connected in the middle of the solid-liquid separation device (4), a spiral blade (403) is fixedly connected to the second rotating shaft (402), a filter screen (404) is arranged inside the spiral blade (403), a solid overflow port (406) is arranged at the upper end of the solid-liquid separation device (4), a guide cover (5) is fixedly connected at the upper end of the solid-liquid separation device (4) outside the solid overflow port (406), an inclined bottom plate (501) is arranged at the lower end of the guide cover (5), a solid discharge port (502) is arranged on one side of the guide cover (5), and a second motor box (6) is fixedly connected to the middle of the upper end of the guide cover (5).

2. A calcium powder production wastewater filtering and treatment device according to claim 1, characterized in that: A first motor (102) is fixedly arranged inside the first motor box (101), and the upper end of the first rotating shaft (3) passes through the upper end surface of the flocculant storage box (2) and extends into the first motor box (101) and is connected to the output shaft of the first motor (102) via a coupling.

3. A calcium powder production wastewater filtering and treatment device according to claim 1, characterized in that: The lower end of the flocculant storage box (2) is connected to the middle of one side of the flocculation device (1) through a flocculant delivery pipe (201), and a second electric control valve (202) is provided in the middle of the flocculant delivery pipe (201).

4. A calcium powder production wastewater filtering and treatment device according to claim 1, characterized in that: The lower end of the flocculation device (1) is connected to the middle of one side of the solid-liquid separation device (4) through a liquid infusion tube (103), and a first electric control valve (104) is provided in the middle of the liquid infusion tube (103).

5. A calcium powder production wastewater filtering and treatment device according to claim 1, characterized in that: A strip-shaped baffle (405) is fixedly connected to the middle edge of the spiral blade (403).

6. A calcium powder production wastewater filtering and treatment device according to claim 1, characterized in that: The solid overflow port (406) at the upper end of the solid-liquid separation device (4) passes through the middle of the inclined bottom plate (501) and extends to the middle of the interior of the flow guide cover (5).

7. A calcium powder production wastewater filtering and treatment device according to claim 1, characterized in that: A second motor (601) is fixedly arranged inside the second motor box (6), and a solid overflow port (406) extends from the upper end of the second rotating shaft (402) and passes through the middle of the upper end surface of the deflector (5) to the inside of the second motor box (6) and is fixedly connected to the output shaft of the second motor (601).

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