CN110627330A - A textile printing and dyeing wastewater treatment device for reuse of recycled water - Google Patents

Abstract

The invention discloses a textile printing and dyeing waste water treatment device for reuse of regenerated water, comprising an aerated biological pool, the upper part of the aerated biological pool is provided with a corresponding pool cover, and the pool cover is close to the aerated biological filter The pool is connected with a water spray mechanism, and the bottom of the pool cover is oppositely provided with two X brackets, the two X brackets are located on both sides of the biological aerated filter, and the two X brackets are connected with a driving mechanism. The beneficial effect of the technical solution provided by the embodiment of the present invention is: through this device, the organic compounds in the printing and dyeing wastewater are degraded, and the effluent water quality of the printing and dyeing wastewater is improved. The movement causes part of the air to be lost without being fully mixed with the sewage, and the water in the aerated biological tank is pumped to the top of the aerated biological tank through the water spray mechanism, and sprayed downwards, so that the water in the aerated biological tank It is more fully mixed with air, and the aeration effect is more uniform, thereby improving the aeration efficiency.

Description

A textile printing and dyeing wastewater treatment device for reuse of recycled water

technical field

The invention relates to the technical field of printing and dyeing wastewater treatment, in particular to a textile printing and dyeing wastewater treatment device for reuse of regenerated water.

Background technique

Reclaimed water is traditionally also called "reclaimed water", "circulating water" or "reclaimed water", which mainly refers to non-potable miscellaneous water that can be reused within a certain range after urban sewage has been treated to meet certain water quality standards. . Urban sewage includes domestic sewage, industrial wastewater and runoff sewage, among which industrial wastewater has the largest amount, and dye wastewater is one of the important sources of industrial wastewater. A large amount of water resources are consumed in the process of producing dyes, and about 10% to 20% of dyes are released into water bodies during production and use. Dye wastewater has the characteristics of large changes in quality and quantity, high concentration of organic matter, large chroma, and strong alkalinity, and is difficult to treat. Therefore, it is of great significance to study the treatment of dye wastewater.

Chinese utility model patent CN 205974171U discloses a printing and dyeing wastewater treatment device, which specifically includes: a regulating tank, a sedimentation tank, a hydrolytic acidification tank, a biological tank, a secondary sedimentation tank, a chemical oxidation lifting pump room, an air flotation tank, and an ozone contact tank connected in sequence , Biological aerated filter, that is, the adjustment tank, the sedimentation tank, the hydrolysis acidification tank, the biological tank, the secondary sedimentation tank, the chemical oxidation lifting pump room, the air flotation tank, The ozone contact tank and the biological aerated filter are connected in series to form a printing and dyeing wastewater treatment device. Although the effluent quality and discharge rate of printing and dyeing wastewater have been improved, there are problems such as uneven aeration and high aeration waste rate, which affect the effect of the aerobic process section of sewage biological treatment, thereby reducing the overall treatment effect of sewage.

Contents of the invention

In order to solve one of the above-mentioned problems, the present invention provides a textile printing and dyeing wastewater treatment device for reuse of regenerated water. The technical scheme adopted is as follows:

A textile printing and dyeing wastewater treatment device for reuse of recycled water, including a regulating tank, a sedimentation tank, a hydrolytic acidification tank, a biological tank, a secondary sedimentation tank, a chemical oxidation lifting pump room, an air flotation tank, an ozone contact tank, and a biological aerated filter tank , that is, the adjustment tank, the sedimentation tank, the hydrolytic acidification tank, the biological tank, the secondary sedimentation tank, the chemical oxidation lifting pump room, the air flotation tank, the ozone contact tank, The biological aerated filter is connected in series, wherein, the water inlet of the regulating tank is connected with the water inlet pipe, and the water outlet of the biological aerated filter is connected with the water outlet pipe; the sedimentation tank is connected with the first dosing device, The chemical oxidation lifting pump room is connected with the second dosing device, the air flotation tank is connected with the third dosing device, the biological aerated filter is provided with an aeration pipe, and the upper part of the biological aerated tank is provided with There is a corresponding pool cover, and the side of the pool cover close to the biological aerated filter is connected with a water spray mechanism. The lower side of the pool cover is oppositely provided with two X brackets, and the bottoms of the two X brackets are respectively Located on opposite sides of the biological aerated filter, the two X brackets are connected to the driving mechanism.

The water spray mechanism includes a water spray pipe, and the water spray pipe passes through the pool cover and communicates with one end of the water delivery hose, and the other end of the water delivery hose is connected with the water outlet of the water pump, and the water delivery hose of the water pump is connected to the other end of the water delivery hose. The water inlet is connected with the water outlet at the lower part of the aerated biological tank.

The water spray pipe includes a main water pipe, the main water pipe is arranged on the side of the pool cover facing the aerated biological tank, the main water pipe is connected with the water delivery hose, and the main water pipe is connected with several Several water distribution pipes are provided with nozzles on several of the water distribution pipes, and the nozzles face the inside of the aerated biological tank.

The water distribution pipe is perpendicular to the main water pipe.

A filter is provided at the connection between the water inlet of the water pump and the biological aerated tank.

The X bracket includes a first connecting rod and a second connecting rod arranged crosswise, the middle part of the first connecting rod is hinged to the middle part of the second connecting rod, and one end of the first connecting rod is connected to the pool cover Slidingly connected, the other end of the first connecting rod is hinged to the first connecting seat provided on the outer wall of the biological aerated tank, one end of the second connecting rod is fixedly connected to the tank cover, and the second The other end of the connecting rod is hinged to the second connecting seat arranged on the side wall of the aerated biological tank, a lead screw is coaxially arranged between the first connecting seat and the second connecting seat, and the second connecting seat The seat is threadedly connected with the lead screw, one end of the lead screw is connected with the first connection seat, and the other end of the lead screw passes through the side wall of the aerated biological tank and is connected with the driving mechanism.

A first fixing rod is arranged between the two first connecting seats, and a second fixing rod is arranged between the two second connecting seats.

The edge of the outer wall of the aerated biological tank is provided with a groove, and the X bracket is arranged in the groove.

The drive mechanism includes a double-shaft drive motor, the output shaft of the double-shaft drive motor is coaxially connected with a first bevel gear, and the first bevel gear is matched with a second bevel gear, and the second bevel gear is connected to the second bevel gear. X bracket connection.

The second bevel gear is arranged coaxially with the lead screw.

The beneficial effect of the technical solution provided by the invention is that, through the device, the organic compounds in the printing and dyeing wastewater are degraded, the water quality of the printing and dyeing wastewater is improved, and the structure is simple, the operation is convenient, and the practicability is strong. At the same time, the air moves from the bottom of the pool to the surface of the pool, causing a part of the air to be lost without being fully mixed with the sewage, and the water in the aerated biological tank is pumped to the top of the aerated biological tank through the water spray mechanism, and sprayed downward. In this way, the water and air in the aerated biological tank can be mixed more fully, and the aeration effect is more uniform, thereby improving the aeration efficiency. High, easy maintenance and replacement.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings used in the embodiments will be briefly introduced below. Obviously, the accompanying drawings listed below are only some embodiments of the present invention. As far as the skilled person is concerned, other drawings can also be obtained based on these drawings on the premise of not paying creative work.

Fig. 1 is a structural schematic diagram of an embodiment of a textile printing and dyeing wastewater treatment device for reuse of regenerated water according to the present invention.

Fig. 2 is the second structural schematic diagram of the embodiment of the textile printing and dyeing wastewater treatment device for reclaimed water reuse in the present invention.

Fig. 3 is a structural schematic diagram of an embodiment of the textile printing and dyeing wastewater treatment device for reuse of regenerated water according to the present invention.

Fig. 4 is a structural schematic diagram 4 of an embodiment of the textile printing and dyeing wastewater treatment device for reuse of regenerated water according to the present invention.

In the attached drawings, the list of components represented by each label is as follows: 1. Biological aerated tank; 2. Pool cover; 3. Water spray mechanism; 301, water spray pipe; 3011, main water pipe; ; 302, water spray hose; 303, water pump; 4, X bracket; 401, first connecting rod; 402, second connecting rod; 403, first connecting seat; 404, second connecting seat; 405, leading screw; 5. Driving mechanism; 501, biaxial drive motor; 502, first bevel gear; 503, second bevel gear; 6, groove.

Detailed ways

In order to make the object, technical solution and advantages of the present invention clearer, the implementation manner of the present invention will be further described in detail below in conjunction with the accompanying drawings.

It should be noted that, in the case of no conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", The orientations or positional relationships indicated by "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are based on the orientation or positional relationships shown in the drawings, and are only for the convenience of describing the present invention Creation and simplification of description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as limiting the invention. In addition, the terms "first", "second", etc. are used for descriptive purposes only, and should not be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, a feature defined as "first", "second", etc. may expressly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "plurality" means two or more.

In the description of the present invention, it should be noted that unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be interpreted in a broad sense, for example, it can be a fixed connection or a flexible connection. Detachable connection, or integral connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention based on specific situations.

As shown in Figure 1-Figure 4, including regulating tank, sedimentation tank, hydrolysis acidification tank, biological tank, secondary sedimentation tank, chemical oxidation lifting pump room, air flotation tank, ozone contact tank, biological aerated filter 1, that is, sequentially Regulating tank, sedimentation tank, hydrolytic acidification tank, biological tank, secondary sedimentation tank, chemical oxidation lifting pump room, air flotation tank, ozone contact tank, biological aerated filter 1 are connected in series, wherein the water inlet of the regulating tank is connected with the water inlet pipe, The outlet of biological aerated filter 1 is connected with the outlet pipe; the sedimentation tank is connected with the first dosing device, the chemical oxidation lifting pump room is connected with the second dosing device, the air flotation tank is connected with the third dosing device, and the aerated biological The filter tank 1 is provided with an aeration pipe, and the upper part of the biological aerated tank 1 is provided with a corresponding tank cover 2, and the side of the tank cover 2 close to the biological aerated filter tank 1 is connected with a water spray mechanism 3, and the lower side of the tank cover 2 There are two X brackets 4 facing each other. The bottoms of the two X brackets 4 are respectively located on opposite sides of the biological aerated filter 1 . The two X brackets 4 are connected to the driving mechanism 5 .

The water spray mechanism 3 comprises a water spray pipe 301, the water spray pipe 301 passes through the pool cover 2 and communicates with one end of the water delivery hose 302, the other end of the water delivery hose 302 is connected with the water outlet of the water pump 303, and the water inlet of the water pump 303 It is connected with the water outlet at the lower part of the biological aerated tank 1.

The water spray pipe 301 includes a main water pipe 3011, the main water pipe 3011 is located on the side of the pool cover 2 facing the biological aerated tank 1, the main water pipe 3011 communicates with the water delivery hose 302, the main water pipe 3011 is connected with several water distribution pipes 3012, several Each water distribution pipe 3012 is provided with a nozzle 3013, and the nozzle 3013 faces the inside of the biological aeration tank 1.

The water distribution pipe 3012 is perpendicular to the main water pipe 3011.

A filter is provided at the joint between the water inlet of the water pump 303 and the biological aerated tank 1 .

The X bracket 4 includes a first connecting rod 401 and a second connecting rod 402 arranged crosswise, the middle part of the first connecting rod 401 is hinged with the middle part of the second connecting rod 402, and one end of the first connecting rod 401 is slidably connected with the pool cover 2, The other end of the first connecting rod 401 is hinged with the first connection seat 403 arranged on the outer wall of the aerated biological tank 1, one end of the second connecting rod 402 is fixedly connected with the pool cover 2, and the other end of the second connecting rod 402 is connected with the set The second connection seat 404 on the side wall of the aerated biological tank 1 is hinged, and a lead screw 405 is coaxially arranged between the first connection seat 403 and the second connection seat 404, and the second connection seat 404 is threadedly connected with the lead screw 405. One end of the rod 405 is connected to the first connection seat 403 , and the other end of the lead screw 405 passes through the side wall of the aerated biological tank 1 and is connected to the driving mechanism 5 .

A first fixing bar is arranged between the two first connecting seats 403 , and a second fixing bar is arranged between the two second connecting seats 404 .

The edge of the outer wall of the aerated biological tank 1 is provided with a groove 6 , and the X bracket 4 is arranged in the groove 6 .

The driving mechanism 5 includes a biaxial drive motor 501, the output shaft of the biaxial drive motor 501 is coaxially connected with a first bevel gear 502, and the first bevel gear 502 is matched with a second bevel gear 503, and the second bevel gear 503 is connected to the X bracket 4 connect.

The second bevel gear 503 is coaxially arranged with the lead screw 405 .

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection of the present invention. within range.

Claims (10)

1. A textile printing and dyeing wastewater treatment device for recycling reclaimed water comprises a regulating tank, a sedimentation tank, a hydrolysis acidification tank, a biological tank, a secondary sedimentation tank, a chemical oxidation lift pump room, an air floatation tank, an ozone contact tank and a biological aerated filter (1), wherein the regulating tank, the sedimentation tank, the hydrolysis acidification tank, the biological tank, the secondary sedimentation tank, the chemical oxidation lift pump room, the air floatation tank, the ozone contact tank and the biological aerated filter (1) are sequentially connected in series, wherein a water inlet of the regulating tank is communicated with a water inlet pipe, and a water outlet of the biological aerated filter (1) is communicated with a water outlet pipe; the sedimentation tank communicates with first doser chemical oxidation elevator pump room and second doser air supporting pond and third doser intercommunication, be equipped with the aeration pipe in bological aerated filter (1), its characterized in that, the upper portion of bological aerated filter (1) is equipped with corresponding pond lid (2), pond lid (2) are close to bological aerated filter (1) one side is connected with water spray mechanism (3), the downside of pond lid (2) is equipped with two X support (4) relatively, two the bottom of X support (4) is located respectively bological aerated filter (1) relative both sides, two actuating mechanism (5) are connected in X support (4).

2. The textile printing and dyeing wastewater treatment device for recycling of reclaimed water according to claim 1, characterized in that the water spraying mechanism (3) comprises a water spraying pipe (301), the water spraying pipe (301) passes through the tank cover (2) and is communicated with one end of a water delivery hose (302), the other end of the water delivery hose (302) is connected with a water outlet of a water pump (303), and a water inlet of the water pump (303) is connected with a water outlet at the lower part of the aeration biological tank (1).

3. The textile printing and dyeing wastewater treatment device for recycling reclaimed water as defined in claim 2, wherein the water spray pipe (301) comprises a main water pipe (3011), the main water pipe (3011) is arranged on one side of the pool cover (2) facing the aeration biological pool (1), the main water pipe (3011) is communicated with the water delivery hose (302), the main water pipe (3011) is connected with a plurality of water diversion pipes (3012), a plurality of water diversion pipes (3012) are provided with nozzles (3013), and the nozzles (3013) face the interior of the aeration biological pool (1).

4. The textile printing and dyeing wastewater treatment device for reclaimed water reuse according to claim 3, wherein the water diversion pipe (3012) is perpendicular to the main water pipe (3011).

5. The textile printing and dyeing wastewater treatment device for recycling of reclaimed water according to any one of claims 2 to 3, characterized in that a filter screen is arranged at the connection of the water inlet of the water pump (303) and the aeration biological tank (1).

6. The textile printing and dyeing wastewater treatment device for reclaimed water reuse according to claim 1, characterized in that the X bracket (4) comprises a first connecting rod (401) and a second connecting rod (402) which are arranged in a crossed manner, the middle part of the first connecting rod (401) is hinged with the middle part of the second connecting rod (402), one end of the first connecting rod (401) is connected with the tank cover (2) in a sliding manner, the other end of the first connecting rod (401) is hinged with a first connecting seat (403) arranged on the outer side wall of the aeration biological tank (1), one end of the second connecting rod (402) is fixedly connected with the tank cover (2), the other end of the second connecting rod (402) is hinged with a second connecting seat (404) arranged on the side wall of the aeration biological tank (1), and a lead screw (405) is coaxially arranged between the first connecting seat (403) and the second connecting seat (404), the second connecting seat (404) is in threaded connection with the screw rod (405), one end of the screw rod (405) is connected with the first connecting seat (403), and the other end of the screw rod (405) penetrates through the side wall of the biological aerated tank (1) and is connected with the driving mechanism (5).

7. The textile printing and dyeing wastewater treatment device for reclaimed water reuse according to claim 6, characterized in that a first fixing rod is arranged between two first connection seats (403), and a second fixing rod is arranged between two second connection seats (404).

8. The textile printing and dyeing wastewater treatment device for reclaimed water reuse according to claim 6 or 7, characterized in that the edge of the outer side wall of the aeration biological tank (1) is provided with a groove (6), and the X support (4) is arranged in the groove (6).

9. The textile printing and dyeing wastewater treatment device for recycling of reclaimed water according to claim 1, characterized in that the driving mechanism (5) comprises a double-shaft driving motor (501), the output shaft of the double-shaft driving motor (501) is coaxially connected with a first bevel gear (502), the first bevel gear (502) is in fit connection with a second bevel gear (503), and the second bevel gear (503) is connected with the X bracket (4).

10. The textile printing and dyeing wastewater treatment device for reclaimed water reuse according to claim 8 or 9, characterized in that said second bevel gear (503) is disposed coaxially with said lead screw (405).