CN118026480A - Advanced treatment equipment and method for printing and dyeing wastewater - Google Patents

Abstract

The invention discloses a printing and dyeing wastewater deep treatment device and method thereof, comprising a treatment box and a treatment mechanism, wherein the treatment mechanism comprises: a liquid inlet, a funnel, a first driving member, a fixed rod, a first screen, a cleaning component, a collecting component, a purification box, a rotating rod, a first stirring rod, a filtering box, a filtering component, a stirring component and a driving component; a sedimentation tank is arranged at the top inner side of the treatment box, so as to facilitate the mixing and sedimentation of the printing and dyeing wastewater and a coagulant, remove impurities and some organic matters in the printing and dyeing wastewater, and complete the collection operation of the sediment through the cleaning component and the collecting component, so as to facilitate the subsequent use of the first screen; the printing and dyeing wastewater is purified by the purification box, and filtered by the filtering component, and the alkaline substances in the printing and dyeing wastewater can be neutralized by mixing the neutralizing liquid and the printing and dyeing wastewater, so as to facilitate the use.

Description

A printing and dyeing wastewater deep treatment device and method

Technical Field

The invention belongs to the technical field of wastewater treatment, and in particular relates to a printing and dyeing wastewater deep treatment device and a method thereof.

Background technique

Printing and dyeing wastewater is the wastewater discharged from printing and dyeing factories that mainly process cotton, linen, chemical fibers and their blended products; the amount of printing and dyeing wastewater is large. Textile printing and dyeing wastewater has the characteristics of large water volume, high content of organic pollutants, high alkalinity, and large changes in water quality. It is one of the difficult-to-treat industrial wastewaters. The wastewater contains dyes, pulps, additives, oils, acids and alkalis, fiber impurities, sand substances, inorganic salts, etc. The main methods for treating printing and dyeing wastewater include physical and chemical methods, biochemical methods, chemical methods, and treatment methods combining several processes. The pretreatment in wastewater treatment is mainly to improve the quality of wastewater, remove suspended matter and impurities that can be directly settled, adjust the quality and amount of wastewater, reduce the temperature of wastewater, etc., to improve the overall effect of wastewater treatment and ensure the stability of the entire treatment system. Therefore, pretreatment plays an extremely important role in the treatment of printing and dyeing wastewater.

The existing printing and dyeing wastewater deep treatment equipment is not convenient for collecting and treating the filtered sediment during use, which affects the subsequent filtering effect of the filter net. In addition, the operation is cumbersome during use and the wastewater treatment efficiency is low.

In order to avoid the above technical problems, it is necessary to provide a printing and dyeing wastewater deep treatment equipment and method to overcome the above defects in the prior art.

Summary of the invention

The object of the present invention is to provide a printing and dyeing wastewater deep treatment device and method thereof to solve the problems raised in the above background technology.

To achieve the above object, the present invention provides the following technical solutions:

A printing and dyeing wastewater deep treatment device, comprising a treatment box and a treatment mechanism, wherein the treatment mechanism comprises:

A liquid inlet is located at the top of the treatment box, a funnel is installed inside the treatment box, a sedimentation tank is provided above the funnel, a first driving member is fixedly installed in the middle of the top of the treatment box, a fixing rod is fixedly installed at the output end of the first driving member, a first screen is fixedly installed at the bottom end of the fixing rod, the first screen is rotatably connected to the inner wall of the treatment box, a cleaning assembly is installed between the first screen and the fixing rod, and is used to clean the sediment on the surface of the first screen when the first screen rotates inside the treatment box; a collecting assembly is installed outside the treatment box, and is used to collect the sediment cleaned by the cleaning assembly;

A purification box is installed at the bottom end of the funnel, a rotating rod is installed inside the purification box, a first stirring rod is installed outside the rotating rod, a filter box is provided at the bottom end of the purification box, a filter assembly is installed inside the filter box for filtering the wastewater passing through the purification box, a stirring assembly is also installed inside the filter box for stirring the wastewater passing through the filter assembly, a driving assembly is installed outside the filter box for driving the stirring assembly to work, and the driving assembly is connected to the rotating rod; a support frame is installed at the bottom end of the processing box, and a drain port is provided on one side of the support frame.

As a further technical solution of the present invention: the cleaning component comprises:

A fixed frame is located at the outside of the fixed rod and is rotatably connected to the fixed rod, a fixed plate is installed between the fixed frame and the processing box, a short rod is installed at one end of the inner side of the fixed frame, both ends of the short rod extend out of the fixed frame and are rotatably connected to the fixed frame, a rotating tooth is fixedly installed in the middle of the short rod, and the rotating tooth is cooperatively connected with the fixed rod, a first pulley is fixedly installed at both ends of the short rod, a long rod is fixedly installed on the inner wall of the processing box, a second pulley is installed on the outside of the long rod, a first belt is installed between the first pulley and the second pulley, and a plurality of cleaning brushes are evenly installed on the outside of the first belt.

As a further technical solution of the present invention: the collecting component comprises:

A collecting frame is fixedly mounted on the outer wall of the processing box, a connecting hole is provided between the top side of the collecting frame and the processing box, the connecting hole is located on the side of the first screen, a first valve is installed on the inner side of the connecting hole, an inclined second screen is installed on the inner side of the collecting frame, a connecting pipe is installed between one side of the bottom end of the collecting frame and the funnel, and a discharge port is provided on the other side of the bottom end of the collecting frame.

As a further technical solution of the present invention: the filter assembly comprises:

A limit frame is fixedly installed on the inner wall of the filter box, a support frame is provided on the inner side of the limit frame, a limit ring is fixedly installed on the outer side of the support frame, the limit ring is located on the inner side of the limit frame, an elastic member is provided between the limit ring and the inner wall of the limit frame, a first filter screen is installed on the top of the support frame, and a second filter screen is provided on the bottom side of the first filter screen.

As a further technical solution of the present invention: the stirring assembly comprises:

A rotating rod is installed at the middle of the bottom end of the inner side of the filter box, a second stirring rod is installed on the outer side of the rotating rod, a positioning frame is installed on the filter box, one end of the positioning frame extends out of the filter box, the top end of the rotating rod passes through the positioning frame, and the rotating rod is rotatably connected to the positioning frame.

As a further technical solution of the present invention: the driving assembly comprises:

The second driving member is fixedly mounted on the middle of the bottom end inside the processing box, and a driving rod is fixedly mounted on the output end of the second driving member, and the top of the driving rod is fixedly connected to the rotating rod and both are vertical, and a driving tooth is installed on the outer side of the bottom end of the driving rod, and a third pulley is installed on the rotating rod, and the third pulley is located inside the positioning frame, and a connecting rod is installed on one end of the positioning frame extending out of the filter box, and the bottom end of the connecting rod extends out of the positioning frame and is fixedly mounted with a connecting tooth, and the connecting tooth is meshed and connected with the driving tooth, and a fourth pulley is installed on the connecting rod, and the fourth pulley is located inside the positioning frame, and a second belt is installed between the third pulley and the fourth pulley;

A vibration component is installed between the top end of the rotating rod and the supporting frame, and is used to drive the supporting frame to vibrate inside the limiting frame when the rotating rod rotates.

As a further technical solution of the present invention: the vibration component comprises:

A rotating frame is fixedly installed on the top of the rotating rod, and a plurality of first protrusions are evenly installed on the top side edge of the rotating frame. A vertical limiting rod is fixedly installed on the bottom end of the supporting frame, and a second protrusion is fixedly installed on the bottom end of the limiting rod. The shapes of the first protrusion and the second protrusion are both semicircular.

A method for deep treatment of printing and dyeing wastewater, applied to the above-mentioned equipment for deep treatment of printing and dyeing wastewater, the method for deep treatment of printing and dyeing wastewater comprises the following steps:

Step 1: injecting printing and dyeing wastewater into the injection port, injecting coagulant into the treatment tank, and turning on the first driving member to rotate the first screen inside the sedimentation tank to mix the printing and dyeing wastewater with the coagulant;

Step 2: The precipitated printing and dyeing wastewater is allowed to enter the inner side of the purification box through the funnel, and the first valve is opened at the same time. The precipitate on the first screen can be pushed into the inner side of the collection box through the cleaning brush, and the printing and dyeing wastewater can enter the inner side of the purification box through the second screen and the connecting pipe after precipitation;

Step 3, start the second driving member, and inject the purification liquid into the inner side of the purification box, and fully mix the printing and dyeing wastewater with the purification liquid through the first stirring rod; after sufficient mixing, the printing and dyeing wastewater enters the inner side of the filter box;

Step 4, the rotating rod can be rotated by the third pulley, the fourth pulley, the connecting teeth, the connecting rod and the second belt. At this time, the printing and dyeing wastewater can fall into the bottom of the filter box through the filter assembly. By injecting neutralizing liquid into the inner side of the filter box, the alkaline substances in the printing and dyeing wastewater are neutralized, making the printing and dyeing waste liquid neutral, and then discharged through the drain port on one side of the support frame.

Compared with the prior art, the beneficial effects of the present invention are as follows:

The present invention provides a printing and dyeing wastewater deep treatment equipment and method thereof, wherein a sedimentation tank is provided at the top inner side of the treatment box, which is convenient for mixing and precipitating the printing and dyeing wastewater with a coagulant, removing impurities and some organic matter in the printing and dyeing wastewater, and collecting the sediment through a cleaning component and a collecting component, so as to facilitate the subsequent use of a first screen; the printing and dyeing wastewater is purified through a purification box and filtered through a filtering component, and the alkaline substances in the printing and dyeing wastewater are neutralized by mixing a neutralizing liquid with the printing and dyeing wastewater, so as to facilitate use.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic diagram of the structures of the cleaning component and the collecting component in the present invention.

FIG. 3 is a schematic diagram of the structure of the inner side of the processing box in the present invention.

FIG. 4 is a schematic diagram of the structure of the inner side of the fixing frame in the present invention.

FIG. 5 is a schematic diagram of the structure between the filter box and the second driving member in the present invention.

FIG. 6 is a schematic diagram of the structure of the inner side of the positioning frame in the present invention.

FIG. 7 is a schematic diagram of the structure of the inner side of the filter box in the present invention.

In the attached drawings: 1-processing box, 2-funnel, 3-first driving member, 4-fixed rod, 5-first screen, 6-cleaning component, 61-fixed frame, 62-fixed plate, 63-short rod, 64-rotating tooth, 65-first pulley, 66-long rod, 67-second pulley, 68-first belt, 69-cleaning brush, 7-collecting component, 71-collecting frame, 72-connecting hole, 73-first valve, 74-second screen, 75-connecting pipe, 76-discharge port, 8-filtering component, 81-limiting frame, 82-support frame, 83-limiting ring, 84-elastic member, 85-first filter, 8 6-second filter, 9-drive assembly, 91-second drive member, 92-drive rod, 93-drive tooth, 94-third pulley, 95-connecting rod, 96-connecting tooth, 97-fourth pulley, 98-second belt, 99-vibration assembly, 991-rotating frame, 992-first protrusion, 993-limiting rod, 994-second protrusion, 10-stirring assembly, 101-rotating rod, 102-second stirring rod, 103-positioning frame, 11-purification box, 12-rotating rod, 13-first stirring rod, 14-filter box, 15-support frame, 16-drain port, 17-liquid inlet.

Detailed ways

In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

The specific implementation of the present invention is described in detail below in conjunction with specific embodiments.

As shown in FIG. 1 to FIG. 7 , in the embodiment provided by the present invention, a printing and dyeing wastewater deep treatment device includes a treatment box 1 and a treatment mechanism, and the treatment mechanism includes:

A liquid inlet 17 is located at the top of the treatment box 1. A funnel 2 is installed inside the treatment box 1. A sedimentation tank is provided above the funnel 2. A first driving member 3 is fixedly installed in the middle of the top of the treatment box 1. A fixing rod 4 is fixedly installed at the output end of the first driving member 3. A first screen 5 is fixedly installed at the bottom end of the fixing rod 4. The first screen 5 is rotatably connected to the inner wall of the treatment box 1. A cleaning component 6 is installed between the first screen 5 and the fixing rod 4, and is used to clean the sediment on the surface of the first screen 5 when the first screen 5 rotates inside the treatment box 1; a collecting component 7 is installed outside the treatment box 1, and is used to collect the sediment cleaned by the cleaning component 6;

A purification box 11 is installed at the bottom end of the funnel 2, a rotating rod 12 is installed inside the purification box 11, a first stirring rod 13 is installed outside the rotating rod 12, a filter box 14 is provided at the bottom end of the purification box 11, a filter assembly 8 is installed inside the filter box 14 for filtering the wastewater passing through the purification box 11, a stirring assembly 10 is also installed inside the filter box 14 for stirring the wastewater passing through the filter assembly 8, a driving assembly 9 is installed outside the filter box 14 for driving the stirring assembly 10 to work, and the driving assembly 9 is connected to the rotating rod 12; a support frame 15 is installed at the bottom end of the processing box 1, and a drain port 16 is provided on one side of the support frame 15.

In this embodiment, a sedimentation tank is provided at the top inner side of the treatment box 1, which is convenient for mixing and precipitating the printing and dyeing wastewater with the coagulant, removing impurities and some organic matter in the printing and dyeing wastewater, and collecting the sediment through the cleaning component and the collecting component 7, which is convenient for the subsequent use of the first screen 5; the printing and dyeing wastewater is purified by the purification box 11, and filtered by the filtering component 8, and the alkaline substances in the printing and dyeing wastewater can be neutralized by mixing the neutralizing liquid and the printing and dyeing wastewater, which is convenient for use; the first driving member 3 can be a rotating motor or a stepping motor, etc. In this embodiment, the first driving member 3 is a rotating motor, the fixed rod 4 is vertical and extends into the inner side of the treatment box 1, and a rolling bearing is installed between the edge of the first screen 5 and the inner wall of the treatment box 1, which is convenient for the first screen 5 to rotate stably inside the treatment box 1, so as to achieve sufficient filtering of the printing and dyeing wastewater; the first stirring rod 13 is provided with a plurality of and evenly distributed on the outside of the rotating rod 12, so as to facilitate the printing and dyeing wastewater and the purified liquid to be fully mixed.

In one embodiment of the present invention, referring to FIG. 1 , FIG. 2 , FIG. 3 and FIG. 4 , the cleaning assembly 6 includes:

A fixed frame 61 is located at the outside of the fixed rod 4 and is rotatably connected to the fixed rod 4. A fixed plate 62 is installed between the fixed frame 61 and the processing box 1. A short rod 63 is installed at one end of the inner side of the fixed frame 61. Both ends of the short rod 63 extend out of the fixed frame 61 and are rotatably connected to the fixed frame 61. A rotating tooth 64 is fixedly installed in the middle of the short rod 63, and the rotating tooth 64 is cooperated with the fixed rod 4. First pulleys 65 are fixedly installed at both ends of the short rod 63. A long rod 66 is fixedly installed on the inner wall of the processing box 1. A second pulley 67 is installed on the outside of the long rod 66. A first belt 68 is installed between the first pulley 65 and the second pulley 67. A plurality of cleaning brushes 69 are evenly installed on the outside of the first belt 68.

The collecting component 7 comprises:

The collecting frame 71 is fixedly mounted on the outer wall of the processing box 1, and a connecting hole 72 is provided between the top side of the collecting frame 71 and the processing box 1, and the connecting hole 72 is located on the side of the first screen 5. A first valve 73 is installed on the inner side of the connecting hole 72, and an inclined second screen 74 is installed on the inner side of the collecting frame 71. A connecting pipe 75 is installed between one side of the bottom end of the collecting frame 71 and the funnel 2, and a discharge port 76 is provided on the other side of the bottom end of the collecting frame 71.

In this embodiment, the fixed frame 61 is located outside the fixed rod 4, and a rolling bearing is installed between the fixed rod 4 and the fixed frame 61. A fixed plate 62 is also installed between the fixed frame 61 and the processing box 1 to keep the position of the fixed frame 61 stable. The fixed rod 4 is located inside the fixed frame 61. In this embodiment, a section is a worm. A rolling bearing is provided between the short rod 63 and the fixed frame 61. The rotating tooth 64 is a worm wheel in this embodiment. The fixed rod 4 is connected with the rotating tooth 64. When the fixed rod 4 rotates, it is convenient to drive the rotating tooth 64 to drive the short rod 63 to rotate. Operation, both ends of the short rod 63 are installed with first pulleys 65, the long rod 66 is fixedly installed on the inner wall of the processing box 1, the long rod 66 and the short rod 63 are on the same horizontal line, and the long rod 66 is installed with a second pulley 67, the first pulley 65, the second pulley 67 and the belt are each provided with two, and are divided into two groups and symmetrically installed at both ends of the short rod 63, a plurality of cleaning brushes 69 are evenly installed on the surface of the first belt 68, when the first belt 68 rotates, it is convenient for the cleaning brush 69 to clean the surface of the first screen 5, and the sediment on the surface of the first screen 5 enters the inner side of the collecting frame 71;

The collecting frame 71 is fixedly mounted on the outer wall of the treatment box 1, and a connecting hole 72 is provided between the collecting frame 71 and the treatment box 1, and the connecting hole 72 allows the sediment to enter the inner side of the collecting frame 71, and a first valve 73 is installed at the connecting hole 72. When the first valve 73 is closed and the funnel 2 is closed, the inner side of the sedimentation tank is sealed, which is convenient for the mixing operation of the printing and dyeing wastewater and the coagulant. When the first valve 73 is opened, the sediment can enter the inner side of the collecting frame 71, and the printing and dyeing wastewater can enter the inner side of the funnel 2 through the second screen 74 and the connecting pipe 75. The operation is convenient, and a comprehensive filtering operation of the printing and dyeing wastewater is realized, and the sediment is retained in the collecting frame 71. The sediment inside the collecting frame 71 can be discharged through the discharge on the collecting frame 71, and the operation is convenient.

In one embodiment of the present invention, referring to FIG. 1 , FIG. 3 , FIG. 5 and FIG. 7 , the filter assembly 8 includes:

A limit frame 81 is fixedly mounted on the inner wall of the filter box 14, a support frame 82 is provided on the inner side of the limit frame 81, a limit ring 83 is fixedly mounted on the outer side of the support frame 82, the limit ring 83 is located on the inner side of the limit frame 81, an elastic member 84 is provided between the limit ring 83 and the inner wall of the limit frame 81, a first filter screen 85 is installed on the top of the support frame 82, and a second filter screen 86 is provided on the bottom side of the first filter screen 85.

The stirring assembly 10 comprises:

The rotating rod 101 is installed at the middle of the bottom end of the inner side of the filter box 14, and a second stirring rod 102 is installed on the outer side of the rotating rod 101. A positioning frame 103 is installed on the filter box 14. One end of the positioning frame 103 extends out of the filter box 14. The top end of the rotating rod 101 passes through the positioning frame 103, and the rotating rod 101 is rotatably connected to the positioning frame 103.

In this embodiment, a delivery pipe and a valve are installed between the filter box 14 and the purification box 11, so that the printing and dyeing wastewater can enter the inner side of the filter box 14 from the inner side of the purification box 11; the limit frame 81 is fixedly installed on the inner wall of the filter box 14, the limit frame 81 is annular, the shape of the support frame 82 is also annular, the limit ring 83 is located inside the limit frame 81, the elastic member 84 can be a spring or rubber, etc., in this embodiment, it is a spring, and the elastic member 84 is provided with a plurality of and evenly distributed on the upper and lower sides of the limit ring 83, and the support frame 82 is installed with a first filter screen 85 and a second filter screen 86, the first filter screen 85 and the second filter screen 86 can be activated carbon filter screens, which are convenient for filtering the printing and dyeing wastewater passing through the purification box 11;

The rotating rod 101 is vertical, the positioning frame 103 is horizontally installed, one end of the positioning frame 103 is located inside the filter box 14, and the other end extends out of the filter box 14, a rolling bearing is installed between the rotating rod 101 and the positioning frame 103, and a plurality of second stirring rods 102 are provided and evenly distributed on the outside of the rotating rod 101; four filter boxes 14 are provided and evenly distributed on the bottom side of the purification box 11, and are connected to the driving assembly 9 at the same time, and can filter and stir the printing and dyeing wastewater at the same time. When one of the filter boxes 14 has a problem or the filter is replaced, it will not affect the work of other filter boxes 14, which is convenient to use.

In one embodiment of the present invention, referring to FIGS. 1 , 3 , 5 , 6 and 7 , the driving assembly 9 includes:

A second driving member 91 is fixedly mounted at the middle of the bottom end inside the processing box 1, a driving rod 92 is fixedly mounted on the output end of the second driving member 91, the top of the driving rod 92 is fixedly connected to the rotating rod 12 and both are vertical, a driving tooth 93 is mounted on the outer side of the bottom end of the driving rod 92, a third pulley 94 is mounted on the rotating rod 101, the third pulley 94 is located inside the positioning frame 103, a connecting rod 95 is mounted on one end of the positioning frame 103 extending out of the filter box 14, the bottom end of the connecting rod 95 extends out of the positioning frame 103 and is fixedly mounted with a connecting tooth 96, the connecting tooth 96 is meshed and connected with the driving tooth 93, a fourth pulley 97 is mounted on the connecting rod 95, the fourth pulley 97 is located inside the positioning frame 103, and a second belt 98 is mounted between the third pulley 94 and the fourth pulley 97;

A vibration assembly 99 is installed between the top end of the rotating rod 101 and the support frame 82 to drive the support frame 82 to vibrate inside the limiting frame 81 when the rotating rod 101 rotates.

The vibration assembly 99 comprises:

The rotating frame 991 is fixedly installed on the top of the rotating rod 101, and a plurality of first protrusions 992 are evenly installed on the top edge of the rotating frame 991. A vertical limiting rod 993 is fixedly installed on the bottom end of the supporting frame 82, and a second protrusion 994 is fixedly installed on the bottom end of the limiting rod 993. The first protrusion 992 and the second protrusion 994 are both semicircular in shape.

In the present embodiment, the second driving member 91 may be a rotary motor or a stepping motor, etc. In the present embodiment, the second driving member 91 is a rotary motor, and a driving rod 92 is fixedly installed at the output end of the second driving member 91, and the top of the driving rod 92 is fixedly connected to the rotating rod 12, and both are vertical. When the second driving member 91 controls the driving rod 92 to rotate, it is convenient to realize the rotation of the rotating rod 12, and it is convenient for the first stirring rod 13 to rotate inside the purification box 11. A driving tooth 93 is fixedly installed on the outer side of the bottom end of the driving rod 92, and a third pulley 94, a fourth pulley 97 and a second belt 98 are provided on the inner side of the positioning frame 103. A connecting tooth 96 is fixedly installed on the bottom end of the connecting rod 95, and the connecting tooth 96 is meshed and connected with the driving tooth 93. When the driving tooth 93 rotates following the driving rod 92, it is convenient to realize the rotation of the connecting rod 95, and further realize the rotation operation of the rotating rod 101 inside the filter box 14, and the rotating rod 101 can drive the second stirring rod 102 to rotate;

A rotating frame 991 is fixedly installed on the top of the rotating rod 101. The edge of the rotating frame 991 is in a circular ring shape. A plurality of first protrusions 992 are evenly installed on the top side of the edge of the rotating frame 991. Limit rods 993 and second protrusions 994 are installed on both sides of the bottom of the support frame 82. The first protrusions 992 and the second protrusions 994 are both semicircular. When the rotating frame 991 rotates following the rotating rod 101, the second protrusions 994 contact and separate from the first protrusions 992, which facilitates the vertical position movement of the support frame 82. In cooperation with the elastic member 84, the support frame 82 can drive the first filter screen 85 and the second filter screen 86 to vibrate, which is convenient for filtering operations.

A method for deep treatment of printing and dyeing wastewater, comprising the above-mentioned printing and dyeing wastewater deep treatment equipment, the method for deep treatment of printing and dyeing wastewater comprising the following steps:

Step 1: Inject printing and dyeing wastewater into the injection port, inject coagulant into the treatment box 1, and start the first driving member 3 to rotate the first screen 5 inside the sedimentation tank to mix the printing and dyeing wastewater with the coagulant;

Step 2: The precipitated printing and dyeing wastewater is allowed to enter the inner side of the purification box 11 through the funnel 2, and the first valve 73 is opened at the same time. The precipitate on the first screen 5 can be pushed into the inner side of the collection box through the cleaning brush 69, and the printing and dyeing wastewater is allowed to enter the inner side of the purification box 11 through the second screen 74 and the connecting pipe 75 after precipitation;

Step 3, turn on the second driving member 91, and inject the purification liquid into the inner side of the purification box 11, and fully mix the printing and dyeing wastewater with the purification liquid through the first stirring rod 13; after sufficient mixing, the printing and dyeing wastewater enters the inner side of the filter box 14;

Step 4, the rotating rod 101 can be rotated by the third pulley 94, the fourth pulley 97, the connecting teeth 96, the connecting rod 95 and the second belt 98. At this time, the printing and dyeing wastewater can fall into the bottom side of the filter box 14 through the filter assembly 8. By injecting neutralizing liquid into the inner side of the filter box 14, the alkaline substances in the printing and dyeing wastewater are neutralized to make the printing and dyeing waste liquid neutral, and then discharged through the drain port 16 on one side of the support frame 15.

The working principle of the present invention is:

In the present invention, when the fixed rod 4 is controlled to rotate by the first driving member 3, the rotation operation of the first screen 5 can be realized, and the first pulley 65 can drive the cleaning brush 69 to move on the surface of the first screen 5, so as to clean the sediment on the surface of the first screen 5 and make the sediment enter the inner side of the collecting frame 71. The driving rod 92 is controlled to rotate by the second driving member 91, so that the rotating rod 101 can drive the second stirring rod 102 to rotate, and the support frame 82 can drive the first filter 85 and the second filter 86 to vibrate. When the driving rod 92 rotates, the first stirring rod 13 can also be stirred on the inner side of the purification box 11, so as to facilitate the printing and dyeing wastewater treatment operation and improve the treatment efficiency.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims (8)

1. Printing and dyeing wastewater advanced treatment equipment, including processing case (1) and processing mechanism, its characterized in that, processing mechanism includes:

The liquid inlet (17) is positioned at the top end of the treatment box (1), a funnel (2) is arranged on the inner side of the treatment box (1), a sedimentation tank is arranged above the funnel (2), a first driving piece (3) is fixedly arranged in the middle of the top end of the treatment box (1), a fixed rod (4) is fixedly arranged at the output end of the first driving piece (3), a first screen (5) is fixedly arranged at the bottom end of the fixed rod (4), the first screen (5) is rotationally connected with the inner wall of the treatment box (1), and a cleaning assembly (6) is arranged between the first screen (5) and the fixed rod (4) and used for cleaning sediment on the surface of the first screen (5) when the first screen (5) rotates on the inner side of the treatment box (1); the collecting assembly (7) is arranged on the outer side of the treatment box (1) and is used for collecting the sediment cleaned by the cleaning assembly (6);

The utility model discloses a filter device, including funnel (2), filter box (14), filter assembly (9), filter assembly (8), filter assembly (10) are installed to funnel (2) bottom, rotary rod (12) are installed to purifying box (11) inboard, first puddler (13) are installed in rotary rod (12) outside, purifying box (11) bottom is equipped with filter box (14), filter assembly (8) are installed to filter assembly (14) inboard for carry out filtering operation to the waste water through purifying box (11), stirring assembly (10) are still installed to filter box (14) inboard for carry out stirring operation to the waste water through filter assembly (8), drive assembly (9) are installed in filter box (14) outside for the drive stirring assembly (10) work, drive assembly (9) with rotary rod (12) are connected; the bottom end of the treatment box (1) is provided with a supporting frame (15), and one side of the supporting frame (15) is provided with a liquid outlet (16).

2. The printing and dyeing wastewater advanced treatment apparatus according to claim 1, characterized in that the cleaning assembly (6) comprises:

Fixed frame (61), be located the dead lever (4) outside, and with dead lever (4) rotate and connect, fixed frame (61) with install fixed plate (62) between processing case (1), short lever (63) are installed to the inboard one end of fixed frame (61), short lever (63) both ends stretch out fixed frame (61), and with fixed frame (61) rotate and connect, short lever (63) mid-mounting has rotary tooth (64), rotary tooth (64) with dead lever (4) cooperation is connected, short lever (63) both ends fixed mounting has first band pulley (65), fixed mounting has stock (66) on processing case (1) inner wall, second band pulley (67) are installed in the stock (66) outside, first band pulley (65) with install first belt (68) between second band pulley (67), a plurality of cleaning brush (69) are evenly installed in the first belt (68) outside.

3. The printing and dyeing wastewater advanced treatment apparatus according to claim 2, characterized in that the collection assembly (7) comprises:

The collecting frame (71) is fixedly installed on the outer wall of the processing box (1), a connecting hole (72) is formed in the side face of the top end of the collecting frame (71) and the side face of the processing box (1), the connecting hole (72) is located on the side face of the first screen cloth (5), a first valve (73) is installed on the inner side of the connecting hole (72), an inclined second screen cloth (74) is installed on the inner side of the collecting frame (71), a connecting pipe (75) is installed between one side of the bottom end of the collecting frame (71) and the funnel (2), and a discharge opening (76) is formed in the other side of the bottom end of the collecting frame (71).

4. The printing and dyeing wastewater advanced treatment apparatus according to claim 2, characterized in that the filter assembly (8) comprises:

Spacing frame (81), fixed mounting is in on rose box (14) inner wall, spacing frame (81) inboard is equipped with support frame (82), support frame (82) outside fixed mounting has spacing ring (83), spacing ring (83) are located spacing frame (81) inboard, spacing ring (83) with be equipped with elastic component (84) between spacing frame (81) inner wall, first filter screen (85) are installed on support frame (82) top, first filter screen (85) bottom side is equipped with second filter screen (86).

5. The printing and dyeing wastewater advanced treatment apparatus according to claim 2, characterized in that the stirring assembly (10) comprises:

The filter box comprises a filter box body (14), a rotating rod (101), a second stirring rod (102) and a positioning frame (103) arranged on the outer side of the rotating rod (101), wherein the rotating rod (101) is arranged in the middle of the bottom end of the inner side of the filter box body (14), one end of the positioning frame (103) extends out of the filter box body (14), the top end of the rotating rod (101) penetrates through the positioning frame (103), and the rotating rod (101) is connected with the positioning frame (103) in a rotating mode.

6. The printing and dyeing wastewater advanced treatment apparatus according to claim 2, characterized in that the driving assembly (9) comprises:

The second driving piece (91) is fixedly arranged in the middle of the bottom end of the inner side of the treatment box (1), a driving rod (92) is fixedly arranged at the output end of the second driving piece (91), the top end of the driving rod (92) is fixedly connected with the rotating rod (12) and is vertical, driving teeth (93) are arranged on the outer side of the bottom end of the driving rod (92), a third belt wheel (94) is arranged on the rotating rod (101), the third belt wheel (94) is arranged on the inner side of a positioning frame (103), a connecting rod (95) is arranged at one end of the positioning frame (103) extending out of the filtering box (14), connecting teeth (96) are fixedly arranged at the bottom end of the connecting rod (95) extending out of the positioning frame (103), the connecting teeth (96) are in meshed connection with the driving teeth (93), a fourth belt wheel (97) is arranged on the connecting rod (95), and a second belt (98) is arranged between the third belt wheel (94) and the fourth belt wheel (97) and the inner side of the positioning frame (103).

And a vibration assembly (99) is arranged between the top end of the rotating rod (101) and the supporting frame (82) and is used for driving the supporting frame (82) to vibrate at the inner side of the limiting frame (81) when the rotating rod (101) rotates.

7. The printing and dyeing wastewater advanced treatment apparatus according to claim 6, characterized in that the vibration assembly (99) comprises:

Rotating frame (991) fixed mounting is in rotating rod (101) top, a plurality of first lug (992) are evenly installed to rotating frame (991) top side edge department, support frame (82) bottom fixed mounting has vertical form gag lever post (993), gag lever post (993) bottom fixed mounting has second lug (994), first lug (992) with the shape of second lug (994) is the semicircle form.

8. A printing and dyeing wastewater advanced treatment method applied to the printing and dyeing wastewater advanced treatment apparatus according to any one of claims 1 to 7, characterized in that the printing and dyeing wastewater advanced treatment method comprises the steps of:

Step 1: injecting printing and dyeing wastewater into the liquid injection port, injecting a coagulant into the treatment box (1), and starting the first driving piece (3) to realize that the first screen (5) rotates at the inner side of the sedimentation tank so as to mix the printing and dyeing wastewater with the coagulant;

Step 2: enabling the printing and dyeing wastewater subjected to precipitation to enter the inner side of a purifying box (11) through a funnel (2), simultaneously opening a first valve (73), enabling the precipitate on a first screen (5) to enter the inner side of a collecting box through a cleaning brush (69), and enabling the printing and dyeing wastewater to enter the inner side of the purifying box (11) after entering the precipitation through a second screen (74) and a connecting pipe (75);

Step 3, starting the second driving piece (91), injecting the purifying liquid into the purifying box (11), and fully mixing the printing and dyeing wastewater with the purifying liquid through the first stirring rod (13); after the mixture is fully mixed, the printing and dyeing wastewater enters the inner side of a filter box (14);

Step 4, can make dwang (101) rotate through third band pulley (94), fourth band pulley (97), connection tooth (96), connecting rod (95) and second belt (98), printing and dyeing waste water can fall into rose box (14) downside through filter equipment (8) this moment, through the neutral liquid of injection to rose box (14) inboard, the alkaline material in the printing and dyeing waste water is neutralized, makes printing and dyeing waste liquid become neutrality, then discharges through drain (16) of carriage (15) one side.