Catalytic circulation type heavy metal sewage treatment equipment

Abstract

The utility model discloses catalytic circulation type heavy metal sewage treatment equipment, and particularly relates to the technical field of heavy metal sewage treatment equipment, the catalytic circulation type heavy metal sewage treatment equipment comprises a treatment tank, a gas filling pipe and a water inlet pipe, the circulating assembly comprises a circulating pipe, an air inlet pipe, a rotating shaft, a first motor, fan blades, a bottom plate, aeration holes and membranes. The circulating pipe is arranged and located in the treatment tank, the air inlet pipe at the side end is located at the high position, when the first motor is started to drive the rotating shaft in the circulating pipe to drive the multiple sets of fan blades to rotate, negative pressure can be generated at the opening of the air inlet pipe, and air at the upper position in the treatment tank can enter the circulating pipe along the air inlet pipe; under the assistance of the fan blades, the membrane is quickly moved downwards, and finally, the membrane is pushed open, and the membrane enters the wastewater again along the aeration holes and is mixed with water to react, so that the cyclic catalysis function of the heavy metal sewage treatment equipment in use is realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to heavy metal sewage treatment equipment technical field, concretely is a catalytic circulating heavy metal sewage treatment equipment. BACKGROUND

[0002] Heavy metal sewage treatment equipment is widely used in electroplating, metallurgy, chemical industry, mining and other industries, these industries will produce a large amount of wastewater containing heavy metals in the production process, if not treated directly discharging, will cause serious pollution to the environment, by using heavy metal sewage treatment equipment, these enterprises can effectively reduce the discharge of heavy metals, reduce the risk of environmental pollution;

[0003] When the sewage is treated by ozone, ozone and sewage are fully mixed in the gas-liquid mixing system and then enter the reaction tower to carry out chemical reaction, in the reaction tower, ozone and organic matter and harmful substances in the sewage carry out oxidation reaction, and the organic matter and harmful substances are decomposed into small-molecule organic matter, carbon dioxide and water and other harmless substances, and the gas after catalytic reaction is discharged, in this process, if ozone and sewage mixing is abnormal, the gas directly discharged is easy to cause waste and pollution;

[0004] Therefore, a catalytic circulating heavy metal sewage treatment equipment is needed to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model discloses a catalytic circulating heavy metal sewage treatment equipment to solve the problem that gas is not convenient to recycle and use in the heavy metal sewage treatment equipment of above-mentioned background art.

[0006] To achieve the above object, the utility model provides the following technical scheme: a catalytic circulating heavy metal sewage treatment equipment, including processing jar, gas pipe and inlet pipe, the right side in the processing jar is provided with circulating assembly, and the circulating assembly includes circulating pipe, inlet pipe, pivot, first motor, fan blade, bottom plate, aeration hole and diaphragm, the right side in the processing jar is installed with circulating pipe, the top of circulating pipe left side is installed with inlet pipe, the inside movable mounting of circulating pipe is equipped with pivot, the top of pivot is installed with first motor, the outer side wall of pivot is installed with fan blade, the bottom of circulating pipe is installed with bottom plate, the surface of bottom plate bottom is provided with aeration hole, and the below of aeration hole is provided with diaphragm.

[0007] As a further technical scheme of the utility model, the bottom of processing jar left side is installed with gas pipe, and the below of gas pipe is provided with inlet pipe, and the bottom of processing jar rear end is installed with side pipe.

[0008] As a further technical scheme of the utility model, the bottom of processing jar right side is installed with backflush pipe, the inside of processing jar is installed with reaction bed, and the top of processing jar is installed with top pipe.

[0009] As a further technical scheme of the utility model, the fan blades are installed on the outer wall of the rotating shaft, and the fan blades are distributed at equal intervals.

[0010] As a further technical scheme of the utility model, the aeration holes are arranged on the surface of the bottom end of the bottom plate, and the aeration holes are arranged in a ring shape.

[0011] As a further technical scheme of the utility model, the bottom tank is installed at the bottom end of the treatment tank, the flow guide table is arranged in the bottom tank, the flow guide groove is arranged in the flow guide table, and the flow guide groove is arranged at the bottom end of the flow guide table.

[0012] As a further technical scheme of the utility model, the spiral conveying rod is arranged in the flow guide groove, the second motor is installed on the right side of the air inlet pipe, and the blowdown pipe is installed at the bottom end of the left side of the bottom tank.

[0013] As a further technical scheme of the utility model, the filter screen is installed in the water inlet pipe, the bottom pipe is installed at the bottom end of the water inlet pipe, and the sealing cover is installed at the bottom end of the bottom pipe.

[0014] Compared with the prior art, the utility model has the beneficial effects that: the circulation pipe is arranged in the treatment tank, the air inlet pipe at the side end is arranged at a high position, when the rotating shaft in the circulation pipe is driven by the first motor to drive a plurality of fan blades to rotate, negative pressure is generated at the opening of the air inlet pipe, the gas at the upper position in the treatment tank can enter the circulation pipe along the air inlet pipe, and under the assistance of the fan blades, the gas quickly moves downward, finally, the diaphragm is opened, and the gas reenters the wastewater along the aeration hole to mix with the water to react, thereby realizing the circulation catalysis function of the heavy metal wastewater treatment equipment in use.

[0015] The bottom tank is arranged at the bottom position of the treatment tank, when the flocculation in the wastewater is precipitated, the flocculation can be accumulated in the flow guide groove along the flow guide groove in the inner side of the flow guide table, in the later stage, the spiral conveying rod in the flow guide groove is driven to rotate by the second motor, the rotating spiral conveying rod can assist the precipitate to move to the blowdown pipe, thereby assisting the blowdown treatment, and the auxiliary blowdown function of the heavy metal wastewater treatment equipment is realized.

[0016] The filter screen is arranged in the water inlet pipe, when the wastewater enters the treatment tank along the water inlet pipe, the filter screen in the water inlet pipe can assist the prefiltration treatment of the wastewater, the bottom pipe is arranged below the filter screen, after the fixed bolt is separated and the sealing cover is removed, the filter screen and the filtered sundries can be cleaned by means of the bottom pipe, and the prefiltration function of the heavy metal wastewater treatment equipment in use is realized. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a front view sectional structure schematic view of the utility model;

[0018] Figure 2 is a three-dimensional structure schematic view of the utility model;

[0019] Figure 3 is a front view sectional structure schematic view of the circulation pipe of the utility model;

[0020] Figure 4 is a front view sectional structure schematic view of the bottom tank of the utility model;

[0021] Figure 5 is a front view sectional structure schematic view of the water inlet pipe of the utility model.

[0022] In the figure: 1, treatment tank; 2, gas inlet pipe; 3, water inlet pipe; 4, side pipe; 5, backflush pipe; 6, reaction bed; 7, top pipe; 8, circulation pipe; 9, gas inlet pipe; 10, rotating shaft; 11, first motor; 12, fan blade; 13, bottom plate; 14, aeration hole; 15, diaphragm; 16, bottom tank; 17, flow guide platform; 18, flow guide groove; 19, flow collecting groove; 20, second motor; 21, spiral material conveying rod; 22, blow-off pipe; 23, filter screen; 24, bottom pipe; 25, sealing cover. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0024] Please refer to Figures 1-5The utility model provides a kind of embodiment: a kind of catalytic circulating heavy metal sewage treatment equipment, including processing jar 1, gas pipe 2 and inlet pipe 3, the bottom end of the left side of processing jar 1 is equipped with gas pipe 2, the lower portion of gas pipe 2 is provided with inlet pipe 3, the bottom end of the rear end of processing jar 1 is equipped with side pipe 4, the bottom end of the right side of processing jar 1 is equipped with backflush pipe 5, the inside of processing jar 1 is equipped with reaction bed 6, the top end of processing jar 1 is equipped with top pipe 7, the right side in the inside of processing jar 1 is provided with circulating assembly, circulating assembly includes circulating pipe 8, air inlet pipe 9, shaft 10, first motor 11, fan blade 12, bottom plate 13, aeration hole 14 and diaphragm 15, the inside of the right side of processing jar 1 is equipped with circulating pipe 8, the top end of the left side of circulating pipe 8 is equipped with air inlet pipe 9, the inside of circulating pipe 8 is movably equipped with shaft 10, the top end of shaft 10 is equipped with first motor 11, the outer side wall of shaft 10 is equipped with fan blade 12, several fan blades 12 are equipped on the outer side wall of shaft 10, and several fan blades 12 are distributed at equal intervals, the bottom end of circulating pipe 8 is equipped with bottom plate 13, the surface of the bottom end of bottom plate 13 is provided with aeration hole 14, several aeration holes 14 are provided on the surface of the bottom end of bottom plate 13, and several aeration holes 14 are distributed in ring shape, and the lower portion of aeration hole 14 is provided with diaphragm 15;

[0025] Specifically, as shown in Figure 1 And Figure 3 , when in use, after sewage enters the inside of processing jar 1, liquid level height is below air inlet pipe 9, above the position of bottom plate 13, when starting first motor 11 to drive first motor 11 in the inside of circulating pipe 8 to rotate, multiple groups of fan blades 12 on the outer side wall can be driven to rotate, can drive the gas after catalysis in the high place of the inside of processing jar 1, enters circulating pipe 8 along air inlet pipe 9, when moving down, after opening diaphragm 15, can be sprayed through aeration hole 14, re-enters sewage, mixes with sewage, and is handled;

[0026] The bottom end of processing jar 1 is equipped with bottom jar 16, the inside of bottom jar 16 is provided with flow guide platform 17, the inside of flow guide platform 17 is provided with flow guide groove 18, the bottom end of flow guide groove 18 is provided with confluence groove 19, the inside of confluence groove 19 is provided with spiral conveying rod 21, the right side of gas pipe 2 is equipped with second motor 20, the bottom end of the left side of bottom jar 16 is equipped with blow-off pipe 22;

[0027] Specifically, as shown in Figure 1 And Figure 4 , when in use, when flocculation in sewage precipitates, can enter confluence groove 19 along flow guide groove 18 and precipitate, when starting second motor 20 to drive spiral conveying rod 21 to rotate in confluence groove 19, can assist to push the precipitate to move to blow-off pipe 22, when opening blow-off pipe 22, can complete blow-off treatment;

[0028] The inside of the water inlet pipe 3 is provided with a filter screen 23, the bottom end of the water inlet pipe 3 is provided with a bottom pipe 24, and the bottom end of the bottom pipe 24 is provided with a sealing cover 25;

[0029] Specifically, as shown in Figure 1 and Figure 5 shown, in use, the filter screen 23 inside the water inlet pipe 3 can assist in filtering larger debris in the sewage during the process of entering the treatment tank 1, and in later maintenance, the sealing cover 25 on the bottom side of the bottom pipe 24 can be removed, and the inside of the water inlet pipe 3 and the filter screen 23 can be cleaned and maintained with the help of the bottom pipe 24.

[0030] Working principle: in use, the sewage and ozone are added into the treatment tank 1 through the gas inlet pipe 2 and the water inlet pipe 3, respectively, the filter screen 23 inside the water inlet pipe 3 can assist in filtering larger debris in the sewage when the sewage moves along the water inlet pipe 3, and when the sewage and ozone are mixed and treated inside the treatment tank 1, the liquid level is located in the middle of the gas inlet pipe 9 and the bottom plate 13, during the rising process of the reacted gas, the first motor 11 can be started to drive the rotating shaft 10 inside the circulating pipe 8 to rotate, when the rotating shaft 10 rotates, the multiple groups of vanes 12 on the outer side wall rotate, which can drive the catalyzed gas at a high place inside the treatment tank 1 to enter the circulating pipe 8 along the gas inlet pipe 9, and when it moves downward, the diaphragm 15 is pushed open, and the gas can be sprayed out through the aeration hole 14 and re-enter the sewage to mix with the sewage, realizing the circulation and catalysis, during the treatment process, when the flocculent in the sewage precipitates, it can enter the collecting tank 19 through the flow guide groove 18, and when cleaning later, the second motor 20 can be started, and when the second motor 20 drives the spiral conveying rod 21 to rotate inside the collecting tank 19, it can assist in pushing the precipitate to move to the sewage discharge pipe 22, and when the sewage discharge pipe 22 is opened, the sewage discharge treatment can be completed.

[0031] It is apparent for those skilled in the art that the present application is not limited to the details of the above-described exemplary embodiments, but rather can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Thus, the embodiments should be considered in all respects as illustrative and not restrictive, the scope of the present application being indicated by the appended claims rather than by the above description, and it is intended to encompass all changes and modifications thereof falling within the meaning and scope of the equivalent elements of the claims. Any reference signs in the claims should not be construed as limiting the claims concerned.

Claims

1. A catalytic circulating heavy metal sewage treatment equipment, comprising a treatment tank (1), an aeration pipe (2) and a water inlet pipe (3), characterized in that: The right side of the processing tank (1) is provided with a circulating assembly; The circulating assembly comprises a circulating pipe (8), an air inlet pipe (9), a rotating shaft (10), a first motor (11), a fan blade (12), a bottom plate (13), an aeration hole (14) and a diaphragm (15), the right side of the inside of the processing tank (1) is provided with the circulating pipe (8), the top of the left side of the circulating pipe (8) is provided with the air inlet pipe (9), the inside of the circulating pipe (8) is movably provided with the rotating shaft (10), the top of the rotating shaft (10) is provided with the first motor (11), the outer wall of the rotating shaft (10) is provided with the fan blade (12), the bottom of the circulating pipe (8) is provided with the bottom plate (13), the surface of the bottom of the bottom plate (13) is provided with the aeration hole (14), and the diaphragm (15) is arranged below the aeration hole (14).

2. The catalytic circulating heavy metal wastewater treatment device according to claim 1, characterized in that: The bottom of the left side of the processing tank (1) is provided with the air inlet pipe (2), the bottom of the air inlet pipe (2) is provided with the water inlet pipe (3), and the bottom of the rear end of the processing tank (1) is provided with the side pipe (4).

3. The catalytic circulating heavy metal wastewater treatment device according to claim 1, characterized in that: The bottom of the right side of the processing tank (1) is provided with the backflush pipe (5), the inside of the processing tank (1) is provided with the reaction bed (6), and the top of the processing tank (1) is provided with the top pipe (7).

4. The catalytic circulating heavy metal wastewater treatment device according to claim 1, characterized in that: The fan blade (12) is arranged on the outer wall of the rotating shaft (10) in a plurality of, and the plurality of fan blades (12) are distributed at equal intervals.

5. The catalytic circulating heavy metal wastewater treatment apparatus according to claim 1, characterized in that: The aeration hole (14) is arranged on the surface of the bottom of the bottom plate (13) in a plurality of, and the plurality of aeration holes (14) are distributed in a ring shape.

6. The catalytic circulating heavy metal wastewater treatment apparatus according to claim 1, characterized in that: The bottom of the processing tank (1) is provided with the bottom tank (16), the inside of the bottom tank (16) is provided with the flow guide table (17), the inside of the flow guide table (17) is provided with the flow guide groove (18), and the bottom of the flow guide groove (18) is provided with the flow collection groove (19).

7. A catalytic circulating heavy metal wastewater treatment apparatus according to claim 6, characterized in that: The inside of the flow collection groove (19) is provided with the spiral conveying rod (21), the right side of the air inlet pipe (2) is provided with the second motor (20), and the bottom of the left side of the bottom tank (16) is provided with the blowdown pipe (22).

8. The catalytic circulating heavy metal wastewater treatment device according to claim 1, characterized in that: The inside of the water inlet pipe (3) is provided with the filter screen (23), the bottom of the water inlet pipe (3) is provided with the bottom pipe (24), and the bottom of the bottom pipe (24) is provided with the sealing cover (25).

Images