CN112723533A

CN112723533A - Aeration equipment and waste water treatment equipment for chemical industry

Info

Publication number: CN112723533A
Application number: CN202011423987.XA
Authority: CN
Inventors: 谭敦虎
Original assignee: Lixian Lvneng Biomass Technology Co ltd
Current assignee: Lixian Lvneng Biomass Technology Co ltd
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-04-30

Abstract

The invention relates to a wastewater treatment device, in particular to an aeration device and a wastewater treatment device for chemical industry, which comprises a wastewater tank for chemical industry and a wastewater inlet communicated with the surface of the wastewater tank for chemical industry, wherein an aeration pipe is rotatably arranged in the wastewater tank for chemical industry, one end of the surface of the aeration pipe, which is positioned in the wastewater tank for chemical industry, is communicated with an aeration branch pipe, the surface of the aeration branch pipe is provided with aeration holes for uniformly diffusing bubbles in the aeration pipe, the outer part of the aeration branch pipe is sleeved with a filter cover, the aeration pipe is driven by a motor to rotate, so that the aeration pipe can uniformly increase oxygen for water quality in the wastewater tank for chemical industry, meanwhile, a stirring device is used in a matching way, water with oxygen enriched at the bottom end can be conveyed to the surface of the water, aerobic microorganisms on the water surface can be oxidized and dissolved organic matters, the quality of the water is improved, so that the industrial wastewater can be recycled.

Description

Aeration equipment and waste water treatment equipment for chemical industry

Technical Field

The invention relates to a wastewater treatment device, in particular to an aeration device and a wastewater treatment device for chemical industry.

Background

The aeration device is equipment for supplying oxygen to an aeration tank in the water treatment process of the wastewater activated sludge process. The aeration not only makes the liquid in the pool contact with the air for oxygenation, but also accelerates the transfer of oxygen in the air to the liquid due to the stirring of the liquid, thereby completing the purpose of oxygenation; in addition, the aeration also can prevent the suspension body in the tank from sinking and strengthen the contact between the organic matters in the tank and the microorganisms and the dissolved oxygen, thereby ensuring the oxidative decomposition of the microorganisms in the tank on the organic matters in the sewage under the condition of sufficient dissolved oxygen.

The aeration device is an important device of wastewater treatment equipment for chemical industry, can effectively reduce chemical harmful substances in water, leads to the oxygen content in water to be unbalanced by singly injecting oxygen into water by the conventional aeration device, and causes the microorganisms on the water surface to have the effect of effectively oxidizing and decomposing harmful organic matters on the water surface, thus leading to the water quality to be poor and unable to be recycled.

Disclosure of Invention

The invention aims to provide an aeration device and chemical wastewater treatment equipment to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides an aeration equipment, include chemical wastewater disposal basin and feed through in the waste water inlet on chemical wastewater disposal basin surface, the inside rotation of chemical wastewater disposal basin is provided with the aeration pipe, the aeration pipe is located the inside surperficial one end intercommunication of chemical wastewater disposal basin has aeration branch pipe, aeration branch pipe surface is seted up and is used for even diffusion the aeration hole of the inside bubble of aeration pipe, the aeration branch pipe outside has cup jointed the filter mantle, the filter mantle with the aeration pipe passes through the block device and can dismantle the connection, chemical wastewater disposal basin's inboard is provided with the raceway, the inboard of raceway still is provided with agitating unit, agitating unit pass through drive assembly and install the output shaft of the motor of chemical wastewater disposal basin top one side.

As a further scheme of the invention: the clamping device comprises first fixing blocks fixed on the surfaces of the aeration pipes and located on two sides of the filter cover, the filter cover is inserted between the two first fixing blocks, two second fixing blocks are fixed on the surface, close to one end of the aeration pipe, of the filter cover, clamping blocks are fixed on the surfaces of the second fixing blocks, clamping grooves are formed in one surfaces, facing the clamping blocks, of the first fixing blocks, the clamping grooves are matched with the clamping blocks, an inner groove is formed in the first fixing block, and an elastic component used for fixing the clamping blocks is arranged in the inner groove.

As a still further scheme of the invention: the elastic component comprises a bolt inserted into the inner groove, the surface of the clamping block is provided with a jack, the jack is matched with the bolt, the inner wall of the clamping groove is provided with a slot, one end of the bolt is matched with the slot, one end of the bolt in the inner groove is fixedly provided with a baffle, the surface of one end of the bolt in the inner groove is sleeved with a spring, and one end of the inner groove in the outer part of the first fixed block is fixedly provided with a pull ring.

As a still further scheme of the invention: the aeration branch pipes are arranged at the bottom positions of the aeration pipes in the chemical wastewater ponds, and the aeration branch pipes are arranged between the two groups of water conveying pipes.

As a still further scheme of the invention: agitating unit including rotate set up in the inside first dwang of water delivery pipe, first dwang in the inside one end of water delivery pipe is fixed with the auger, first dwang is close to the one end of the inside bottom of chemical wastewater disposal basin is fixed with rotates the thick liquid, raceway top intercommunication has the circulation delivery port, first dwang top is fixed with first conical gear, motor output shaft fixedly connected with second dwang, second dwang fixed surface has second bevel gear, second bevel gear with first conical gear meshes mutually, the aeration pipe with be provided with drive assembly between the first dwang.

As a still further scheme of the invention: the transmission assembly comprises a first transmission wheel fixed at the top end of the first rotating rod, a second transmission wheel is fixed on the surface of one end, located outside the chemical wastewater tank, of the aeration pipe, and a transmission belt is connected between the second transmission wheel and the first transmission wheel.

As a still further scheme of the invention: the bottom end of the interior of the chemical wastewater tank is fixed with a pillar, the top end of the pillar is connected with a bearing, and the top end of the bearing is connected with the bottom end of the aeration pipe.

The utility model provides a waste water treatment equipment for chemical industry, includes as above-mentioned aeration equipment, chemical wastewater disposal basin bottom intercommunication has two sets of outlet pipe mouths, the inside filter screen that is provided with of outlet pipe mouth, outlet pipe mouth bottom is connected with the connecting pipe, the connecting pipe surface is provided with the ooff valve.

Compared with the prior art, the invention has the beneficial effects that: rotate through motor drive aeration pipe, make the aeration pipe can be even to the inside quality of water of chemical wastewater pond increase oxygen, increase the efficiency to quality of water oxygenation, and can prevent through the filter mantle that aquatic impurity from blockking up the aeration hole on aeration branch pipe surface, use by the agitating unit cooperation simultaneously, can carry the surface of water with the water of bottom oxygenation, make the inside quality of water oxygen rate of chemical wastewater pond balanced, the aerobic microorganisms who is favorable to the surface of water carry out the oxidation and dissolve the organic matter, improve the quality of water, secondly can further filter aquatic impurity through the filter screen, make industrial wastewater can cyclic utilization.

Drawings

FIG. 1 is a schematic view showing the construction of an aeration apparatus and a wastewater treatment facility for chemical industry.

FIG. 2 is an enlarged view of the structure of an aeration apparatus and aeration arms in a wastewater treatment plant for chemical industry.

Fig. 3 is an enlarged schematic view of the internal structures of the first fixing block and the second fixing block in the aeration device and the chemical wastewater treatment equipment.

Fig. 4 is a schematic three-dimensional structure diagram of a water delivery pipe and a circulating water outlet in the aeration device and the chemical wastewater treatment equipment.

In the figure: 1. a chemical wastewater tank; 2. a wastewater inlet; 3. an aeration pipe; 4. an aeration branch pipe; 5. an aeration hole; 6. a filter housing; 7. a water delivery pipe; 8. an electric motor; 9. a first fixed block; 10. a second fixed block; 11. a clamping block; 12. a card slot; 13. an inner tank; 14. a bolt; 15. a jack; 16. a slot; 17. a baffle plate; 18. a spring; 19. a pull ring; 20. a first rotating lever; 21. a packing auger; 22. rotating the slurry; 23. a circulating water outlet; 24. a first bevel gear; 25. a second rotating lever; 26. a second bevel gear; 27. a first drive pulley; 28. a second transmission wheel; 29. a transmission belt; 30. a pillar; 31. a bearing; 32. a water outlet pipe orifice; 33. a filter screen; 34. a connecting pipe; 35. and (4) switching on and off the valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In addition, an element of the present invention may be said to be "fixed" or "disposed" to another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Referring to fig. 1 to 4, in an embodiment of the present invention, an aeration apparatus includes a chemical wastewater tank 1 and a wastewater inlet 2 communicated with a surface of the chemical wastewater tank 1, an aeration pipe 3 is rotatably arranged in the chemical wastewater tank 1, one end of the surface of the aeration pipe 3, which is positioned in the chemical wastewater tank 1, is communicated with an aeration branch pipe 4, aeration holes 5 for uniformly diffusing bubbles in the aeration pipe 3 are formed on the surface of the aeration branch pipe 4, the outer part of the aeration branch pipe 4 is sleeved with a filter cover 6, the filter cover 6 is detachably connected with the aeration pipe 3 through a clamping device, the inner side of the chemical wastewater pool 1 is provided with a water delivery pipe 7, the inner side of the water delivery pipe 7 is also provided with a stirring device, and the stirring device is connected with an output shaft of a motor 8 arranged on one side of the top end of the chemical wastewater pool 1 through a transmission assembly.

In the embodiment of the invention, industrial wastewater for chemical industry is firstly injected into a chemical wastewater pool 1 through a wastewater inlet 2, then an aeration pipe 3 is driven to rotate by the operation of a motor 8, then a plurality of groups of aeration branch pipes 4 fixed on the surface are driven to rotate by the aeration pipe 3, oxygen is uniformly added to the water area at the inner bottom end, so that the oxygen content in the water is kept balanced, wherein the diameter of bubbles can be reduced through aeration holes 5, the diameter of a gas-liquid interface is small, the area of the gas-liquid interface is large, the bubbles are uniformly diffused, meanwhile, a filter cover 6 sleeved on the surface of the aeration branch pipes 4 can prevent impurities from blocking holes of the aeration holes 5, so that the aeration device can effectively carry out oxygenation action, the motor 8 can simultaneously drive a stirring device to operate, the bubbles output by the aeration branch pipes 4 are crushed by the operation of the stirring device, oxygen with favorable rate is dissolved in the water, and water flow, the water above and the water at the bottom are circularly replaced, so that the oxygen content in the water is increased, the oxygen content in the water is kept balanced, and microorganisms in the water can effectively oxidize and dissolve harmful chemical substances in the water.

As an embodiment of the present invention, the fastening device includes first fixing blocks 9 fixed on the surface of the aeration tube 3 and located at two sides of the filter housing 6, the filter housing 6 is inserted between two sets of the first fixing blocks 9, two sets of second fixing blocks 10 are fixed on the surface of the filter housing 6 near one end of the aeration tube 3, fixture blocks 11 are fixed on the surfaces of the second fixing blocks 10, one surface of the first fixing block 9 facing the fixture blocks 11 is provided with clamping grooves 12, the clamping grooves 12 are matched with the fixture blocks 11, an inner groove 13 is formed inside the first fixing block 9, and an elastic component for fixing the fixture blocks 11 is arranged inside the inner groove 13.

In the embodiment of the invention, one end of the filter cover 6 is nested in the clamping groove formed between the two groups of first fixing blocks 9 and the clamping blocks 11 are clamped into the clamping grooves 12 to be matched with each other for use, so that the filter cover 6 is convenient to mount and detach when the filter cover 6 is cleaned and replaced, and meanwhile, the aerator pipe 3 drives the filter cover 6 to rotate to generate centrifugal force effect to easily enable the filter cover 6 to fall off, so that the filter cover 6 is fixed through the elastic component.

As an embodiment of the present invention, the elastic component includes a plug 14 inserted into the inner groove 13, the surface of the fixture block 11 is provided with a jack 15, the jack 15 is matched with the plug 14, the inner wall of the fixture groove 12 is provided with a slot 16, one end of the plug 14 is matched with the slot 16, one end of the plug 14 inside the inner groove 13 is fixed with a stop piece 17, one end of the plug 14 inside the inner groove 13 is sleeved with a spring 18, and one end of the inner groove 13 outside the first fixing block 9 is fixed with a pull ring 19.

In the embodiment of the present invention, the fixture block 11 is clamped into the interior of the fixture groove 12, in order to prevent the fixture block 11 from falling off from the interior of the fixture groove 12, the plug 14 is inserted into the insertion hole 15 in the interior of the fixture block 11 to perform a braking function, the fixture block 11 is fixed in the interior of the fixture groove 12 and cannot move, and the spring 18 abuts against the stop piece 17 on the surface of the plug 14, so that the plug 14 is not loosened and falls off when inserted into the insertion hole 15, and further the function of fixing the fixture block 11 is performed.

As an embodiment of the present invention, the aeration branch pipe 4 is disposed at a bottom end position of the aeration pipe 3 inside the chemical wastewater pond 1, and the aeration branch pipe 4 is disposed between two sets of the water conveying pipes 7.

In the embodiment of the present invention, when the aeration pipe 3 is used for aeration of air and the air is delivered to the water through the aeration branch pipes 4, the generated bubbles move upwards, and if the aeration branch pipes 4 are arranged at the position of the aeration pipe 3 close to the water surface, the bubbles cannot enter the water bottom, so that the oxygen content of the water at the water bottom is low, and the aeration branch pipes 4 are arranged between the water delivery pipes 7, so that the water with high oxygen content can be effectively delivered to the water surface.

As an embodiment of the present invention, the stirring device includes a first rotating rod 20 rotatably disposed inside the water pipe 7, an auger 21 is fixed at one end of the first rotating rod 20 inside the water pipe 7, a rotating paddle 22 is fixed at one end of the first rotating rod 20 close to the bottom end inside the chemical wastewater pond 1, a circulating water outlet 23 is communicated with the top end of the water pipe 7, a first bevel gear 24 is fixed at the top end of the first rotating rod 20, a second rotating rod 25 is fixedly connected to an output shaft of the motor 8, a second bevel gear 26 is fixed on the surface of the second rotating rod 25, the second bevel gear 26 is engaged with the first bevel gear 24, and a transmission assembly is disposed between the aeration pipe 3 and the first rotating rod 20.

In the embodiment of the invention, the second rotating rod 25 is driven to rotate by the operation of the motor 8, then the second bevel gear 26 fixed on the surface of the second rotating rod 25 is driven to rotate by the second rotating rod 25, and simultaneously the second bevel gear 26 and the first bevel gear 24 generate a meshing relationship, so that the second bevel gear 26 drives the first bevel gear 24 to rotate to achieve the conversion effect of kinetic energy, then the first bevel gear 24 drives the first rotating rod 20 to rotate, and the auger 21 can convey water at the bottom end of the chemical wastewater tank 1 to the water surface by the rotation of the first rotating rod 20, so that the oxygen content in the water sources of the upper part and the lower part is balanced.

In the embodiment of the present invention, the rotating paddle 22 not only can stir the impurities in the water to prevent the organic matters from settling, but also can stir the bubbles by the rotating paddle 22 to facilitate the increase of the dissolved oxygen in the water.

As an embodiment of the present invention, the transmission assembly includes a first transmission wheel 27 fixed at the top end of the first rotation rod 20, a second transmission wheel 28 is fixed on the surface of one end of the aeration pipe 3 located outside the chemical wastewater tank 1, and a transmission belt 29 is connected between the second transmission wheel 28 and the first transmission wheel 27.

In the embodiment of the invention, the first rotating rod 20 is driven to rotate by being stressed, then the first driving wheel 27 is driven to rotate, the first driving wheel 27 drives the second driving wheel 28 to rotate by the driving belt 29, so that the transmission effect of kinetic energy is realized, and the aeration pipe 3 is driven to rotate by the second driving wheel 28.

In an embodiment of the present invention, a support 30 is fixed at the bottom end inside the chemical wastewater tank 1, a bearing 31 is connected to the top end of the support 30, and the top end of the bearing 31 is connected to the bottom end of the aeration pipe 3.

In the embodiment of the invention, the friction force between the aeration pipe 3 and the bottom end of the chemical wastewater tank 1 can be reduced through the bearing 31, meanwhile, the abrasion of the bottom end of the aeration pipe 3 is reduced, and the aeration pipe 3 can be conveniently and effectively rotated.

The utility model provides a waste water treatment equipment for chemical industry, includes aeration equipment as above embodiment, 1 bottom intercommunication in chemical wastewater disposal basin has two sets of outlet pipe mouths 32, outlet pipe mouth 32 is inside to be provided with filter screen 33, outlet pipe mouth 32 bottom is connected with connecting pipe 34, connecting pipe 34 surface is provided with ooff valve 35.

In the embodiment of the invention, physical impurities which cannot be dissolved in the industrial wastewater can be filtered out through the connecting pipe 34, and then the purified water source in the chemical wastewater pool 1 is extracted through the connecting pipe 34, so that secondary industrial water is convenient, and the water resource is saved.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an aeration equipment, a serial communication port, aeration equipment include chemical wastewater disposal basin (1) and communicate in waste water inlet (2) on chemical wastewater disposal basin (1) surface, chemical wastewater disposal basin (1) inside is rotated and is provided with aeration pipe (3), aeration pipe (3) are located the inside surperficial one end intercommunication of chemical wastewater disposal basin (1) has aeration branch pipe (4), aeration branch pipe (4) surface is seted up and is used for even diffusion aeration hole (5) of aeration pipe (3) inside bubble, aeration branch pipe (4) outside has cup jointed filter mantle (6), filter mantle (6) with aeration pipe (3) can dismantle the connection through the block device, the inboard of chemical wastewater disposal basin (1) is provided with raceway (7), the inboard of chemical industry raceway (7) still is provided with agitating unit, agitating unit pass through drive assembly and install motor (2) one side of chemical wastewater disposal basin (1) top 8) Is connected with the output shaft of the motor;

the clamping device comprises first fixing blocks (9) which are fixed on the surfaces of the aeration pipes (3) and located on two sides of the filter cover (6), the filter cover (6) is inserted between the two groups of first fixing blocks (9), two groups of second fixing blocks (10) are fixed on the surface of one end, close to the aeration pipes (3), of the filter cover (6), clamping blocks (11) are fixed on the surfaces of the second fixing blocks (10), clamping grooves (12) are formed in one surfaces, facing the clamping blocks (11), of the first fixing blocks (9), the clamping grooves (12) are matched with the clamping blocks (11), inner grooves (13) are formed in the first fixing blocks (9), and elastic components used for fixing the clamping blocks (11) are arranged in the inner grooves (13);

the elastic component comprises a bolt (14) inserted into the inner groove (13), a jack (15) is formed in the surface of the clamping block (11), the jack (15) is matched with the bolt (14), a slot (16) is formed in the inner wall of the clamping groove (12), one end of the bolt (14) is matched with the slot (16), a baffle (17) is fixed at one end of the bolt (14) inside the inner groove (13), a spring (18) is sleeved on the surface of one end of the bolt (14) inside the inner groove (13), and a pull ring (19) is fixed at one end of the inner groove (13) outside the first fixing block (9).

2. An aeration device according to claim 1, wherein said aeration branch pipe (4) is arranged at the bottom position of said aeration pipe (3) inside said chemical wastewater tank (1), and said aeration branch pipe (4) is arranged between two sets of said water delivery pipes (7).

3. An aeration device according to claim 1, characterized in that the stirring device comprises a first rotating rod (20) rotatably disposed inside the water pipe (7), one end of the first rotating rod (20) inside the water pipe (7) is fixed with a packing auger (21), one end of the first rotating rod (20) near the bottom end inside the chemical wastewater pond (1) is fixed with a rotating slurry (22), the top end of the water pipe (7) is communicated with a circulating water outlet (23), the top end of the first rotating rod (20) is fixed with a first bevel gear (24), the output shaft of the motor (8) is fixedly connected with a second rotating rod (25), the surface of the second rotating rod (25) is fixed with a second bevel gear (26), and the second bevel gear (26) is meshed with the first bevel gear (24), a transmission assembly is arranged between the aeration pipe (3) and the first rotating rod (20).

4. An aeration device according to claim 3, wherein the transmission assembly comprises a first transmission wheel (27) fixed at the top end of the first rotation rod (20), a second transmission wheel (28) is fixed on one end surface of the aeration pipe (3) positioned outside the chemical wastewater tank (1), and a transmission belt (29) is connected between the second transmission wheel (28) and the first transmission wheel (27).

5. An aeration device according to claim 4, characterized in that the bottom end of the interior of the chemical wastewater basin (1) is fixed with a support (30), the top end of the support (30) is connected with a bearing (31), and the top end of the bearing (31) is connected with the bottom end of the aeration pipe (3).

6. A chemical wastewater treatment device, comprising the aeration device according to the claims 1 to 5, characterized in that two groups of water outlet nozzles (32) are communicated with the bottom end of a chemical wastewater pool (1), a filter screen (33) is arranged inside the water outlet nozzles (32), a connecting pipe (34) is connected with the bottom end of the water outlet nozzles (32), and a switch valve (35) is arranged on the surface of the connecting pipe (34).