A quick start device for high-density sedimentation tank

Abstract

The present application discloses a rapid start-up device for a high-density sedimentation tank, which relates to the technical field of water treatment, and comprises a treatment tank, one side of which is connected to a water inlet pipe, and a reagent dosing mechanism is installed on the top of the treatment tank; the treatment tank is divided into a mixing zone, a flocculation zone and a sedimentation zone in sequence by a plurality of partitions, and a flow zone for wastewater to pass through is arranged between the plurality of partitions; a stirring mechanism is arranged in the mixing zone, a flocculator is arranged in the flocculation zone, and a sludge return mechanism is connected to the sedimentation zone. The present application can efficiently remove suspended matter in wastewater.

Description

Technical Field

[0001] The present application relates to the technical field of water treatment, and in particular to a rapid start-up device for a high-density sedimentation tank. Background Art

[0002] At present, high-density sedimentation tank is an advanced solid-liquid separation technology for water treatment. With the rapid development of industrialization and urbanization, a large amount of wastewater containing suspended matter is discharged into the environment, which has brought great pressure to the water ecology.

[0003] However, when treating wastewater with high concentration of suspended solids, traditional sedimentation tanks often fail to meet actual needs due to problems such as low sedimentation efficiency; therefore, developing a wastewater treatment technology that can efficiently remove suspended solids has become an urgent need in the industry. Utility Model Content

[0004] The present application provides a rapid start-up device for a high-density sedimentation tank, which can efficiently remove suspended matter in wastewater, and adopts the following technical solutions:

[0005] A quick start device for a high-density sedimentation tank comprises a treatment tank, one side of which is connected to a water inlet pipe, and a reagent dosing mechanism is installed on the top of the treatment tank; the treatment tank is divided into a mixing zone, a flocculation zone and a sedimentation zone in sequence by a plurality of partitions, and a flow zone for wastewater to pass through is provided between the plurality of partitions; a stirring mechanism is provided in the mixing zone, a flocculator is provided in the flocculation zone, and a sludge return mechanism is connected to the sedimentation zone.

[0006] The raw water enters the mixing zone through the water inlet pipe, and is fully mixed with the reagent to form preliminary flocs; the mixed wastewater enters the flocculation zone, and the high-speed rotating flocculator makes the reagent and raw water fully mixed to form large particle flocs; then the flocs enter the sedimentation zone to achieve sedimentation; the precipitated sludge is returned to the mixing zone through the sludge return mechanism to achieve rapid start-up; according to the raw water quality and treatment requirements, the coagulant and flocculant are added regularly and quantitatively through the reagent dosing mechanism to ensure the sedimentation effect. In summary, by adopting the above scheme, the suspended matter in the wastewater can be removed efficiently.

[0007] Preferably, the sludge reflux mechanism includes a sludge outlet pipe connected to the sedimentation zone, a sludge pump connected to the sludge outlet pipe, and a sludge inlet pipe connected to the sludge pump outlet; an electromagnetic valve is installed on the sludge outlet pipe, and the end of the sludge inlet pipe away from the sludge pump is connected to the mixing zone.

[0008] By adopting the above scheme, when it is necessary to pump the sludge in the sedimentation area to the mixing area, the sludge pump is started first, and then the sludge in the sedimentation area can be pumped to the mixing area through the sludge outlet pipe and the sludge inlet pipe; the sludge reflux mechanism is set up to facilitate the pumping of the sludge in the sedimentation area to the mixing area, thereby facilitating the centralized treatment of the sludge in the mixing area.

[0009] Preferably, the medicine dosing mechanism includes a bracket installed on the top of the mixing zone and a medicine box installed on the top of the bracket; one side of the medicine box is connected to a medicine tube, one end of the medicine tube away from the medicine box is connected to the mixing zone, and a solenoid valve is installed on the medicine tube.

[0010] By adopting the above scheme, it is convenient to add the reagent to the mixing zone.

[0011] Preferably, the medicine box includes a box body and a cover body installed on the top of the box body, the top of the cover body is connected to a feeding pipe, and one side of the box body is connected to a transparent tube.

[0012] By adopting the above scheme, the transparent tube is provided, which makes it easy to observe the amount of medicine in the box; the feeding tube is provided, which makes it easy to add medicine into the box.

[0013] Preferably, a ruler is installed on the outer side wall of the transparent tube away from the box body.

[0014] By adopting the above solution, the provided ruler facilitates accurate control of the amount of medicine in the box.

[0015] Preferably, the end of the transparent tube away from the ruler is connected to a threaded tube, and a threaded hole for threaded connection of the threaded tube is provided on one side of the box body; a sealing assembly is installed on the transparent tube.

[0016] By adopting the above solution, the threaded tube and the threaded hole are provided, which facilitates the installation of the transparent tube.

[0017] Preferably, the sealing assembly includes a sealing plate sleeved and fixed on the outer side wall of the transparent tube and a sealing ring arranged between the sealing plate and the outer side wall of the box body.

[0018] By adopting the above solution, the sealing plate and the sealing ring are provided, so as to improve the sealing performance between the transparent tube and the outer side wall of the box body.

[0019] Preferably, a plug board is fixedly connected to the bottom of the cover body, a slot for plugging the plug board is provided on the top of the box body, and a fixing component for fixing the plug board is installed in the slot.

[0020] When the cover needs to be installed, the cover is first moved to insert the plug board into the slot, and then the plug board is fixed by the fixing assembly, so that the cover can be installed. In summary, the above solution facilitates the installation of the cover.

[0021] Preferably, the fixing assembly includes an abutment plate slidably connected to the slot and a spring fixed to one side of the abutment plate; a slope is provided on one side of the abutment plate close to the plug plate, and one end of the spring away from the abutment plate is fixed to an inner wall of one end of the slot.

[0022] By adopting the above scheme, when the plug board is inserted into the slot, the plug board drives the abutment plate to move under the action of the inclined surface, and the abutment plate moves to press the spring; when the plug board is inserted into the slot, the abutment plate fixes the plug board under the action of the spring; in summary, the set fixing component facilitates the fixing of the plug board.

[0023] In summary, this application has the following beneficial effects:

[0024] 1. Raw water enters the mixing zone through the water inlet pipe and is fully mixed with the reagent to form preliminary flocs; the mixed wastewater enters the flocculation zone, and the high-speed rotating flocculator fully mixes the reagent and raw water to form large-particle flocs; the flocs then enter the sedimentation zone to achieve sedimentation; the precipitated sludge is returned to the mixing zone through the sludge return mechanism to achieve rapid start-up; according to the raw water quality and treatment requirements, the coagulant and flocculant are added regularly and quantitatively through the reagent dosing mechanism to ensure the sedimentation effect. In summary, by adopting the above scheme, suspended matter in wastewater can be efficiently removed;

[0025] 2. When it is necessary to pump the sludge in the sedimentation area to the mixing area, start the sludge pump first, and then pump the sludge in the sedimentation area to the mixing area through the sludge outlet pipe and the sludge inlet pipe; the sludge reflux mechanism is set up to facilitate the pumping of the sludge in the sedimentation area to the mixing area, so as to facilitate the centralized treatment of the sludge in the mixing area;

[0026] 3. When the plug board is plugged into the slot, the plug board drives the abutment plate to move under the action of the inclined surface, and the abutment plate moves to press the spring; when the plug board is plugged into the slot, the abutment plate fixes the plug board under the action of the spring; in summary, the fixed assembly is provided to facilitate fixing the plug board. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the present application;

[0028] Figure 2 This is a structural schematic diagram highlighting the medicine box in the embodiment of the present application;

[0029] Figure 3This is a cross-sectional view highlighting the internal structure of the medicine box in the embodiment of the present application;

[0030] Figure 4 It is a cross-sectional view highlighting the fixing component in the embodiment of the present application.

[0031] Explanation of the reference numerals in the accompanying drawings: 1. treatment tank; 11. water inlet pipe; 12. partition; 13. mixing zone; 14. flocculation zone; 15. sedimentation zone; 16. water flow zone; 2. agent dosing mechanism; 21. bracket; 22. agent box; 221. agent pipe; 222. box body; 223. cover body; 224. feeding pipe; 225. threaded hole; 226. plug plate; 227. slot; 3. stirring mechanism; 4. flocculator; 5. sludge reflux mechanism; 51. sludge outlet pipe; 52. sludge pump; 53. sludge inlet pipe; 6. transparent tube; 61. ruler; 62. threaded tube; 7. sealing assembly; 71. sealing plate; 72. sealing ring; 8. fixing assembly; 81. abutment plate; 811. inclined plane; 82. spring. DETAILED DESCRIPTION

[0032] The following is combined with Figure 1-4 This application is described in further detail.

[0033] The same parts are denoted by the same reference numerals. It should be noted that the words "front", "rear", "left", "right", "upper", "lower", "bottom" and "top" used in the following description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from the geometric center of a specific component, respectively.

[0034] The present application discloses a rapid start-up device for a high-density sedimentation tank, comprising a treatment tank 1, one side of the treatment tank 1 is connected to a water inlet pipe 11, and a reagent dosing mechanism 2 is installed on the top of the treatment tank 1; the treatment tank 1 is divided into a mixing zone 13, a flocculation zone 14 and a sedimentation zone 15 in sequence by a plurality of partitions 12, the number of the partitions 12 is four, the four partitions 12 are staggered, and a flow zone 16 for wastewater to pass through is arranged between the plurality of partitions 12; a stirring mechanism 3 is arranged in the mixing zone 13, a flocculator 4 is arranged in the flocculation zone 14, and a sludge return mechanism 5 is connected to the sedimentation zone 15. The raw water enters the mixing zone 13 through the water inlet pipe 11, and is fully mixed with the reagent to form preliminary flocs; the mixed wastewater enters the flocculation zone 14, and the high-speed rotating flocculator 4 allows the reagent and the raw water to be fully mixed to form large particle flocs; then the flocs enter the sedimentation zone 15 to achieve sedimentation; the precipitated sludge is returned to the mixing zone 13 through the sludge return mechanism 5 to achieve rapid start-up; according to the raw water quality and treatment requirements, the coagulant and flocculant are added regularly and quantitatively through the reagent addition mechanism 2 to ensure the sedimentation effect. In summary, by adopting the above scheme, the suspended matter in the wastewater can be removed efficiently.

[0035] The sludge reflux mechanism 5 includes a sludge outlet pipe 51 connected to the sedimentation zone 15, a sludge pump 52 connected to the sludge outlet pipe 51, and a sludge inlet pipe 53 connected to the outlet of the sludge pump 52; electromagnetic valves are installed on the sludge outlet pipe 51 and the sludge inlet pipe 53, and the end of the sludge inlet pipe 53 away from the sludge pump 52 is connected to the mixing zone 13. When the sludge in the sedimentation zone 15 needs to be pumped to the mixing zone 13, the sludge pump 52 is started first, and then the sludge in the sedimentation zone 15 can be pumped to the mixing zone 13 through the sludge outlet pipe 51 and the sludge inlet pipe 53; the sludge reflux mechanism 5 is set up to facilitate the sludge in the sedimentation zone 15 to be pumped to the mixing zone 13, so as to facilitate the centralized treatment of the sludge in the mixing zone 13.

[0036] The reagent dosing mechanism 2 includes a bracket 21 vertically mounted on the top of the mixing zone 13 and a reagent box 22 vertically mounted on the top of the bracket 21; one side of the reagent box 22 is connected to a reagent pipe 221, and one end of the reagent pipe 221 away from the reagent box 22 is connected to the mixing zone 13, and a solenoid valve is installed on the reagent pipe 221. By adopting the above scheme, it is convenient to add reagents to the mixing zone 13.

[0037] The medicine box 22 includes a box body 222 and a cover body 223 installed on the top of the box body 222. The top of the cover body 223 is vertically connected to a feeding pipe 224, and one side of the box body 222 is connected to a transparent tube 6. The transparent tube 6 is provided to facilitate observation of the amount of medicine in the box body 222; the feeding pipe 224 is provided to facilitate adding medicine to the box body 222. A ruler 61 is installed on the outer side wall of the transparent tube 6 away from the box body 222, and the ruler 61 is provided to facilitate accurate control of the amount of medicine in the box body 222.

[0038] The end of the transparent tube 6 away from the ruler 61 is connected to the threaded tube 62, and a threaded hole 225 for threaded connection of the threaded tube 62 is provided on one side of the box 222; a sealing assembly 7 is installed on the transparent tube 6; the threaded tube 62 and the threaded hole 225 are provided to facilitate the installation of the transparent tube 6. The sealing assembly 7 includes a sealing plate 71 sleeved and fixed on the outer wall of the transparent tube 6 and a sealing ring 72 provided between the sealing plate 71 and the outer wall of the box 222, and the sealing plate 71 is in a ring shape. The provided sealing plate 71 and the sealing ring 72 can improve the sealing performance between the transparent tube 6 and the outer wall of the box 222.

[0039] Two plug-in boards 226 are fixedly connected to the bottom of the cover 223, and two slots 227 for plugging the plug-in boards 226 are provided on the top of the box 222. The slots 227 are provided with fixing components 8 for fixing the plug-in boards 226. When the cover 223 needs to be installed, the plug-in boards 226 are first plugged into the slots 227 by moving the cover 223, and then the plug-in boards 226 are fixed by the fixing components 8, so that the cover 223 can be installed; in summary, by adopting the above scheme, the cover 223 can be easily installed.

[0040] The fixing assembly 8 includes an abutment plate 81 that is slidably connected to the slot 227 along the length direction of the slot 227 and a spring 82 that is fixed to one side of the abutment plate 81; a side of the abutment plate 81 that is close to the plug plate 226 is provided with an inclined surface 811, and the spring 82 is provided along the length direction of the slot 227, and one end of the spring 82 that is away from the abutment plate 81 is fixed to the inner wall of one end of the slot 227. When the plug plate 226 is inserted into the slot 227, the plug plate 226 drives the abutment plate 81 to move under the action of the inclined surface 811, and the abutment plate 81 moves to press the spring 82; when the plug plate 226 is inserted into the slot 227, the abutment plate 81 fixes the plug plate 226 under the action of the spring 82; in summary, the fixing assembly 8 is provided to facilitate fixing the plug plate 226.

[0041] Working principle: raw water enters the mixing zone 13 through the water inlet pipe 11, and is fully mixed with the reagent to form preliminary flocs; the mixed wastewater enters the flocculation zone 14, and the high-speed rotating flocculator 4 allows the reagent and raw water to be fully mixed to form large-particle flocs; the flocs then enter the sedimentation zone 15 to achieve sedimentation; the precipitated sludge is returned to the mixing zone 13 through the sludge return mechanism 5 to achieve rapid start-up; according to the raw water quality and treatment requirements, the coagulant and flocculant are added regularly and quantitatively through the reagent dosing mechanism 2 to ensure the sedimentation effect. In summary, by adopting the above scheme, suspended matter in wastewater can be efficiently removed.

[0042] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A rapid start-up device for a high-density sedimentation tank, comprising a treatment tank (1), characterized in that: One side of the treatment pool (1) is connected to a water inlet pipe (11), and a reagent dosing mechanism (2) is installed on the top of the treatment pool (1); the treatment pool (1) is divided into a mixing zone (13), a flocculation zone (14) and a sedimentation zone (15) in sequence by a plurality of partitions (12), and a flow zone (16) for wastewater to pass through is provided between the plurality of partitions (12); a stirring mechanism (3) is provided in the mixing zone (13), a flocculator (4) is provided in the flocculation zone (14), and a sludge return mechanism (5) is connected to the sedimentation zone (15); The medicine dosing mechanism (2) comprises a bracket (21) mounted on the top of the mixing zone (13) and a medicine box (22) mounted on the top of the bracket (21); one side of the medicine box (22) is connected to a medicine pipe (221), one end of the medicine pipe (221) away from the medicine box (22) is connected to the mixing zone (13), and a solenoid valve is installed on the medicine pipe (221); The medicine box (22) comprises a box body (222) and a cover body (223) installed on the top of the box body (222), the top of the cover body (223) is connected to a feeding pipe (224), and one side of the box body (222) is connected to a transparent tube (6); A ruler (61) is installed on the outer side wall of the transparent tube (6) away from the box body (222); The end of the transparent tube (6) away from the ruler (61) is connected to a threaded tube (62), and a threaded hole (225) for threaded connection of the threaded tube (62) is provided on one side of the box body (222); a sealing assembly (7) is installed on the transparent tube (6); The sealing assembly (7) comprises a sealing plate (71) sleeved and fixed on the outer wall of the transparent tube (6), and a sealing ring (72) arranged between the sealing plate (71) and the outer wall of the box body (222).

2. The rapid start-up device for a high-density sedimentation tank according to claim 1, characterized in that: The sludge reflux mechanism (5) comprises a sludge outlet pipe (51) connected to the sedimentation zone (15), a sludge pump (52) connected to the sludge outlet pipe (51), and a sludge inlet pipe (53) connected to the outlet of the sludge pump (52); a solenoid valve is installed on the sludge outlet pipe (51), and one end of the sludge inlet pipe (53) away from the sludge pump (52) is connected to the mixing zone (13).

3. The rapid start-up device for a high-density sedimentation tank according to claim 1, characterized in that: The bottom of the cover body (223) is fixedly connected with an inserting plate (226), the top of the box body (222) is provided with a slot (227) for inserting the inserting plate (226), and a fixing component (8) for fixing the inserting plate (226) is installed in the slot (227).

4. The rapid start-up device for a high-density sedimentation tank according to claim 3, characterized in that: The fixing assembly (8) comprises an abutment plate (81) slidably connected to the slot (227) and a spring (82) fixed to one side of the abutment plate (81); a side of the abutment plate (81) close to the plug plate (226) is provided with an inclined surface (811), and one end of the spring (82) away from the abutment plate (81) is fixed to an inner wall of one end of the slot (227).

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