CN216336684U - A complete set of equipment for zero discharge treatment of painting wastewater - Google Patents

Abstract

The utility model discloses a complete set of equipment for the treatment of paint spraying wastewater with zero discharge, which relates to the technical field of paint spraying wastewater treatment. The pressing component drives the push plate through the push cylinder, and pushes the scum that falls into the connecting shell from the dehydration feed port into the top cavity of the dehydrator shell. When the scum in the top cavity of the dehydrator shell reaches a certain amount, The pusher cylinder drives the pusher plate, and the top of the pusher plate closes the dehydration feed port. Several groups of heating pipes heat the top inner cavity of the dehydration casing to reduce the water content of the scum. After the dehydration of the scum is completed, The blanking cylinder shrinks, so that the moving plate rotates counterclockwise around the rotating shaft, and the scum is discharged through the discharge port. Then the blanking cylinder extends to drive the moving plate back to its original position, and the pushing cylinder drives the pushing plate to return to its original position. Press The above operations are repeated.

Description

A complete set of equipment for zero discharge treatment of painting wastewater

technical field

The utility model relates to the technical field of paint spraying wastewater treatment, in particular to a complete set of equipment for zero-discharge treatment of paint spraying wastewater.

Background technique

For the treatment of painting wastewater, chemical agents are usually used to react the chemical agents with the wastewater, so that the slag is detached and floated on the water surface, and the surface scum is scraped and collected. The collected scum is treated with a filter press, which is costly. For this reason, we propose a complete set of equipment for zero-discharge treatment of painting wastewater.

Utility model content

Aiming at the deficiencies of the prior art, the utility model provides a complete set of equipment for the treatment of paint spraying wastewater with zero discharge, which solves the problem of the treatment of paint spraying wastewater. Usually, the chemical agent is used to react the chemical agent with the wastewater, so that the waste residue is separated out. Floating on the water surface, scraping and collecting scum on the surface, the current painting wastewater treatment equipment cannot directly treat the scum, and the collected scum needs to be treated by a filter press, which is a problem of high cost.

In order to achieve the above purpose, the present invention is achieved through the following technical solutions: a complete set of equipment for zero-discharge treatment of paint spraying waste water, including a reaction assembly and a mixing assembly, the discharge end of the reaction assembly is externally connected with a dehydration assembly, and the dehydration The bottom end of the component is connected with an extrusion component;

The dehydration assembly includes a dehydration casing, a connection casing is arranged at one end of the top of the dehydration casing, a dehydration feed inlet is arranged at the top of the connection casing, and a discharge outlet is arranged at the bottom side wall of the dehydration casing, The inner bottom end of the dehydration casing is equipped with a pushing cylinder, the telescopic end of the pushing cylinder is connected with a push plate, and several groups of heating pipes are arranged inside the top side wall of the dehydrating casing. The bottom of the dehydrator is provided with a sealing ring, the bottom end of the sealing ring is provided with a moving plate, the side wall of the dewatering machine shell and one end of the moving plate are jointly connected with a rotating shaft, and the inner bottom end of the dewatering machine shell and the moving plate are connected together. The bottom ends are all connected with rotating parts, and a feeding cylinder is jointly rotatably connected between the two sets of rotating parts, and a feeding block is arranged at the inner bottom end of the dewatering machine shell and on one side of the discharge port.

As a further technical solution of the present invention, the extrusion assembly includes an extrusion casing, an extrusion feeding port is provided on one side of the top of the extrusion casing, and an inner bottom end of the extrusion casing is provided with an extrusion feeding port. A discharge cylinder and a moving frame, the telescopic end of the discharge cylinder is connected to the outer side of the moving frame, the top side of the moving frame is located above the discharge cylinder and is connected with a connecting plate, and the top of the extrusion casing is connected An extrusion cylinder is installed, and the telescopic end of the extrusion cylinder extends to the inside of the extrusion casing and is connected with a pressing plate.

As a further technical solution of the present invention, the pressing plate is located directly above the moving frame, and two sets of guide posts are symmetrically connected to the top of the pressing plate and located on both sides of the extrusion cylinder, and each set of the guide posts passes through the extrusion cylinder. The top of the press housing and is a sliding connection.

As a further technical solution of the present invention, the bottom end of the dewatering machine shell is connected with the top end of one side of the extrusion machine shell, and the positions of the discharge port and the extrusion feed port correspond to each other.

As a further technical solution of the present invention, the reaction assembly includes a reaction casing, the top of the reaction casing is provided with an organic cover, the top of the inner cavity of the reaction casing is connected with a baffle, and the interior of the reaction casing is The corner of the cavity and the side of the baffle are connected with a baffle, the side of the baffle is provided with a through groove, the side wall of the reaction casing and the position of the baffle are connected with a drain pipe, and the reaction casing is connected with a drain pipe. A scraping device is provided at the top of the separator and on one side of the separator, and a discharge port is provided at one end of the top of the reaction casing.

As a further technical solution of the present invention, the mixing assembly includes a mixing casing, a mixing tank is installed in the bottom inner cavity of the mixing casing, and several groups of precision metering pumps and LPCs are installed in the top inner cavity of the reaction casing. Controller, the outlet end and the inlet end of the mixing tank are respectively connected with a liquid inlet pipe and a liquid outlet pipe, the inlet end of each group of the precision metering pumps is connected with a medicine bucket through a hose, and each group of the precision metering pumps is connected with a medicine bucket. A connecting pipe is arranged between the outlet end and the liquid inlet pipe.

beneficial effect

The utility model provides a complete set of equipment for zero-discharge treatment of paint spraying wastewater. Compared with the prior art, it has the following beneficial effects:

1. A complete set of equipment for the zero-discharge treatment of painting waste water. The pusher is driven by the pusher cylinder, and the scum that falls into the connecting shell from the dehydration feed port is pushed into the top inner cavity of the dehydration shell. When the top of the dehydration shell is When the scum in the inner cavity reaches a certain amount, the pusher cylinder drives the push plate, and the top of the push plate closes the dehydration feed port. The water volume decreases. When the scum dehydration is completed, the unloading cylinder shrinks, so that the moving plate rotates counterclockwise around the rotating shaft, and the scum is discharged through the discharge port. Then the unloading cylinder stretches to drive the moving plate back to its original position and pushes the material. The cylinder drives the push plate back to its original position, and repeats the above operations.

2. A complete set of equipment for the zero-discharge treatment of painting wastewater. The dehydrated scum enters the interior of the moving frame by squeezing the feed port, and the squeezing cylinder stretches and pushes the pressure plate to move down, thereby squeezing the scum into pieces. After the extrusion is completed, the extrusion cylinder shrinks to drive the pressure plate back to its original position, and the discharge cylinder expands to push the moving frame to the outside of the extrusion casing, and then unload the extruded scum.

Description of drawings

Fig. 1 is the structural representation of a kind of zero-discharge treatment complete set of equipment for spraying waste water;

2 is a schematic structural diagram of a reaction assembly in a complete set of equipment for zero-discharge treatment of paint spraying wastewater;

3 is a schematic structural diagram of a mixing component in a complete set of equipment for zero-emission treatment of paint spraying wastewater;

4 is a top view of a dehydration component in a complete set of equipment for zero-discharge treatment of paint spraying wastewater;

Fig. 5 is the sectional view of Fig. 4;

Fig. 6 is a top view of an extrusion assembly in a complete set of equipment for zero-discharge treatment of painting wastewater;

FIG. 7 is a cross-sectional view of FIG. 6 .

In the figure: 1. Reaction component; 11. Reaction casing; 12. Cover; 13. Baffle plate; 14. Baffle plate; 15. Through groove; 16. Drain pipe; 17. Scraping device; ;2, mixing components; 21, mixing casing; 22, mixing tank; 23, precision metering pump; 24, LPC controller; 25, liquid inlet pipe; 26, liquid outlet pipe; 27, medicine bucket; 3, dehydration components ;31, dehydration casing; 32, connecting shell; 33, dehydration inlet; 34, outlet; 35, pushing cylinder; 36, push plate; 37, heating pipe; 38, sealing ring; 39, moving plate ;310, rotating shaft; 311, rotating part; 312, blanking cylinder; 313, blanking block; 4, extrusion assembly; 41, extrusion casing; 42, extrusion feed port; 43, discharge cylinder; 44, moving frame; 45, connecting plate; 46, extruding cylinder; 47, pressing plate; 48, guide post.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Referring to FIG. 1, the present utility model provides a technical solution for a complete set of equipment for zero-discharge treatment of paint spraying wastewater: a complete set of equipment for zero-discharge treatment of paint-spraying wastewater, comprising a reaction component 1 and a mixing component 2, the discharge end of the reaction component 1 is outside A dehydration assembly 3 is connected, and an extrusion assembly 4 is connected to the bottom end of the dehydration assembly 3 .

Referring to FIGS. 4-5 , the dehydration assembly 3 includes a dehydration casing 31 , a connection casing 32 is provided at one end of the top of the dehydration casing 31 , a dehydration feed port 33 is arranged at the top of the connection casing 32 , and the bottom of the dehydration casing 31 is A discharge port 34 is provided on the side wall, a pushing cylinder 35 is installed at the inner bottom end of the dehydration casing 31, a push plate 36 is connected to the telescopic end of the pushing cylinder 35, and several groups are arranged inside the top side wall of the dehydrating casing 31. The heating pipe 37, the bottom of the dehydration casing 31 is provided with a sealing ring 38, the bottom end of the sealing ring 38 is provided with a moving plate 39, the side wall of the dehydrating casing 31 and one end of the moving plate 39 are jointly connected with a rotating shaft 310, the dehydrating casing The inner bottom end of 31 and the bottom end of the moving plate 39 are connected with a rotating member 311, and a feeding cylinder 312 is rotatably connected between the two sets of rotating members 311. A blanking block 313 is provided on one side.

In actual use of the dehydration assembly 3, the pushing plate 36 is driven by the pushing cylinder 35 to push the scum falling into the interior of the connecting shell 32 from the dehydration feeding port 33 into the top inner cavity of the dehydrating casing 31. When the scum in the top inner cavity reaches a certain amount, the pushing cylinder 35 drives the pushing plate 36, and the top of the pushing plate 36 seals the dehydration feeding port 33, and several groups of heating pipes 37 push the top inner cavity of the dehydrating casing 31 to the surface. After heating, the water content of the scum is reduced. When the dehydration of the scum is completed, the unloading cylinder 312 shrinks, so that the moving plate 39 rotates counterclockwise around the rotating shaft 310, and the scum slides through the discharge port 34 to discharge, and then the unloading cylinder 312 stretches to drive the moving plate 39 back to the original position, and the pushing cylinder 35 drives the push plate 36 to return to the original position, and repeat the above operations.

Please refer to FIGS. 6-7 , the extrusion assembly 4 includes an extrusion casing 41 , an extrusion feeding port 42 is disposed on the top side of the extrusion casing 41 , and a discharging cylinder is disposed at the inner bottom end of the extrusion casing 41 43 and the moving frame 44, the telescopic end of the discharging cylinder 43 is connected with the outer side of the moving frame 44, the top side of the moving frame 44 is located above the discharging cylinder 43 and is connected with a connecting plate 45, and the top of the extrusion casing 41 is installed There is an extrusion cylinder 46, the telescopic end of the extrusion cylinder 46 extends to the inside of the extrusion casing 41, and is connected with a pressure plate 47, the pressure plate 47 is located directly above the moving frame 44, and the top of the pressure plate 47 is located at the top of the extrusion cylinder 46. Two sets of guide posts 48 are symmetrically connected on both sides, and each set of guide posts 48 passes through the top of the extruder casing 41 and is slidingly connected. Connection, the position of the outlet 34 and the extrusion inlet 42 correspond.

In actual use of the extrusion assembly 4, the dehydrated scum enters the interior of the moving frame 44 through the extrusion feed port 42, and the extrusion cylinder 46 extends to push the pressing plate 47 to move downward, thereby extruding the scum into pieces. After the extrusion is completed, the extrusion cylinder 46 shrinks to drive the pressure plate 47 back to the original position, and the discharge cylinder 43 stretches and pushes the moving frame 44 to the outside of the extrusion casing 41, and then unloads the extruded scum. When the frame 44 is moved out of the extrusion casing 41 , the connecting plate 45 moves along with it, so as to prevent the unextruded scum from falling off and affecting the normal operation of the discharging cylinder 43 .

Referring to FIG. 2 , the reaction assembly 1 includes a reaction casing 11 , an organic cover 12 is provided on the top of the reaction casing 11 , a partition 13 is connected to the top of the inner cavity of the reaction casing 11 , and the corners of the inner cavity of the reaction casing 11 and the partition The side of the plate 13 is connected with the baffle 14, the side of the baffle 14 is provided with a through groove 15, the side wall of the reaction casing 11 and the position of the baffle 14 is connected with a drain pipe 16, and the top of the reaction casing 11 and A scraping device 17 is provided on one side of the partition plate 13 , and a feeding port 18 is provided on one end of the top of the reaction casing 11 .

Referring to FIG. 3, the mixing assembly 2 includes a mixing casing 21, a mixing tank 22 is installed in the bottom cavity of the mixing casing 21, and several groups of precision metering pumps 23 and LPC controllers 24 are installed in the top cavity of the reaction casing 11, The outlet end and the inlet end of the mixing tank 22 are respectively connected with a liquid inlet pipe 25 and a liquid outlet pipe 26, the inlet end of each group of precision metering pumps 23 is connected with a medicine bucket 27 through a hose, and the outlet end of each group of precision metering pumps 23 A connecting pipe is provided between the liquid inlet pipe 25 and the liquid inlet pipe 25 .

The working principle of the utility model: during use, the waste water enters the mixing tank 22 through the liquid inlet pipe 25, and when the waste water passes through, several groups of precision metering pumps 23 pass several groups of hoses. Extracted, and introduced into the liquid inlet pipe 25 by several groups of connecting pipes, so that the waste water and the liquid medicine are fully mixed evenly in the mixing tank 22, and the mixed waste water is transported to the inside of the reaction casing 11 by the liquid outlet pipe 26, and the mixed waste water is produced. After separation, floating objects are generated on the surface, and the scum is scraped by the scraping device 17 and discharged through the discharge port 18, and the separated water is discharged to the clean pool through the drain pipe 16;

The pushing plate 36 is driven by the pushing cylinder 35 to push the scum falling into the connecting shell 32 from the dehydration feed port 33 into the top inner cavity of the dehydrating casing 31. When the scum in the top inner cavity of the dehydrating casing 31 reaches a certain level When measuring, the pushing cylinder 35 drives the pushing plate 36, the top of the pushing plate 36 seals the dehydration feeding port 33, and several groups of heating pipes 37 heat the top inner cavity of the dehydrating casing 31, so that the water content of the scum is reduced. When the scum dehydration is completed, the unloading cylinder 312 shrinks, so that the moving plate 39 rotates counterclockwise around the rotating shaft 310, and the scum is discharged through the discharge port 34, and then the unloading cylinder 312 stretches to drive the moving plate 39 back to In the original position, the pushing cylinder 35 drives the push plate 36 back to the original position, and repeats the above operation;

By squeezing the feed port 42, the dehydrated scum enters the interior of the moving frame 44, the squeezing cylinder 46 stretches and pushes the pressing plate 47 to move downward, thereby squeezing the scum into blocks. After the squeezing is completed, the squeezing cylinder 46 The shrinkage drives the pressing plate 47 back to the original position, the discharging cylinder 43 stretches and pushes the moving frame 44 to the outside of the extrusion casing 41, and then unloads the extruded scum, and moves out of the extrusion casing 41 from the moving frame 44. When it is outside, the connecting plate 45 moves with it to prevent the unextruded scum from falling off, which affects the normal operation of the discharge cylinder 43. After the discharge is completed, the discharge cylinder 43 shrinks to drive the moving frame 44 back to its original position. Follow the above operations. Repeat.

Claims (6)

1. A complete set of equipment for zero-emission treatment of paint spraying wastewater, comprising a reaction assembly (1) and a mixing assembly (2), characterized in that a dehydration assembly (3) is externally connected to a discharge end of the reaction assembly (1), The bottom end of the dehydration assembly (3) is connected with an extrusion assembly (4); The dehydration assembly (3) includes a dehydration casing (31), a connection casing (32) is arranged at one end of the top of the dehydration casing (31), and a dehydration feed port (32) is arranged at the top of the connection casing (32). 33), the bottom side wall of the dewatering machine shell (31) is provided with a discharge port (34), and the inner bottom end of the dewatering machine shell (31) is equipped with a pushing cylinder (35), and the pushing material cylinder A push plate (36) is connected to the telescopic end of (35), several groups of heating pipes (37) are arranged inside the top side wall of the dehydration casing (31), and a seal is provided at the bottom of the dehydrating casing (31). A ring (38), the bottom end of the sealing ring (38) is provided with a moving plate (39), the side wall of the dewatering machine casing (31) and one end of the moving plate (39) are jointly connected with a rotating shaft (310), A rotating member (311) is connected to the inner bottom end of the dewatering machine casing (31) and the bottom end of the moving plate (39), and a feeding cylinder (312) is jointly rotatably connected between the two sets of the rotating members (311). ), a lowering block (313) is provided at the inner bottom end of the dewatering machine shell (31) and on one side of the discharge port (34). 2 . The complete set of equipment for zero-discharge treatment of paint spraying wastewater according to claim 1 , wherein the extrusion assembly ( 4 ) comprises an extrusion casing ( 41 ), and the extrusion casing ( 41 ) An extrusion feeding port (42) is provided on the top side of the extruder casing (41), a discharging cylinder (43) and a moving frame (44) are provided at the inner bottom end of the extruder casing (41), and the discharging cylinder (43) ) is connected with the outer side of the moving frame (44), and the top side of the moving frame (44) is connected with a connecting plate (45) above the discharge cylinder (43), and the extrusion casing ( The top end of 41) is installed with an extrusion cylinder (46), the telescopic end of the extrusion cylinder (46) extends to the inside of the extrusion casing (41), and is connected with a pressure plate (47). 3 . The complete set of equipment for zero-discharge treatment of paint spraying wastewater according to claim 2 , wherein the pressing plate ( 47 ) is located directly above the moving frame ( 44 ), and the top of the pressing plate ( 47 ) is located at the top of the moving frame ( 44 ). Two sets of guide posts (48) are symmetrically connected on both sides of the extrusion cylinder (46), and each group of the guide posts (48) passes through the top of the extrusion casing (41) and is in sliding connection. 4. The complete set of equipment for zero-discharge treatment of paint spraying wastewater according to claim 3, characterized in that the bottom end of the dewatering casing (31) is connected to the top end of one side of the extrusion casing (41), The positions of the discharge port (34) and the extrusion feed port (42) correspond to each other. 5 . The complete set of equipment for zero-discharge treatment of paint spraying wastewater according to claim 1 , wherein the reaction assembly ( 1 ) comprises a reaction casing ( 11 ), and the top of the reaction casing ( 11 ) is provided with There is an organic cover (12), a partition plate (13) is connected to the top of the inner cavity of the reaction casing (11), and a corner of the inner cavity of the reaction casing (11) and the side surface of the partition plate (13) are jointly connected with A baffle (14), a side wall of the baffle (14) is provided with a through groove (15), and a drain pipe (16) is connected through the side wall of the reaction casing (11) at the position of the baffle (14). ), a scraping device (17) is provided on the top of the reaction casing (11) and located on one side of the partition plate (13), and a feeding port (18) is provided on the top end of the reaction casing (11). . 6 . The complete set of equipment for zero-discharge treatment of paint spraying wastewater according to claim 5 , wherein the mixing assembly ( 2 ) comprises a mixing casing ( 21 ), and the bottom of the mixing casing ( 21 ) A mixing tank (22) is installed in the cavity, and several groups of precision metering pumps (23) and LPC controllers (24) are installed in the top inner cavity of the reaction casing (11). The outlet end of the mixing tank (22) and The inlet ends are respectively connected with a liquid inlet pipe (25) and a liquid outlet pipe (26), and the inlet ends of each group of the precision metering pumps (23) are connected with a medicine bucket (27) through a hose. A connecting pipe is provided between the outlet end of the pump (23) and the liquid inlet pipe (25).

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