Aeration device for nitrobacterium fermentation waste liquid

Abstract

The utility model relates to the technical field of nitrifying bacteria fermentation waste liquid aeration, in particular to a nitrifying bacteria fermentation waste liquid aeration device. Through the arrangement of the aeration assembly, when waste liquid is aerated, an air pump transmits external air into an exhaust pipe, and the air in the exhaust pipe extrudes a piston, so that the piston drives a connecting rod to move, the connecting rod drives a protective cover to move, and an exhaust hole is separated from the protective cover; and after aeration is completed, the air pump is closed, the gas in the exhaust pipe stops extruding the piston, and the piston is reset under the elastic action of the spring, so that the protective cover is moved, the protective cover seals the exhaust hole, and the waste liquid is discharged through the exhaust hole. Therefore, sludge impurities in the waste liquid are prevented from being attached to the exhaust pipe, the exhaust hole is not easy to block, and the aeration efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of aeration of nitrifying bacteria fermentation waste liquid, in particular to an aeration device for nitrifying bacteria fermentation waste liquid. Background Art

[0002] Aeration systems are widely used in various fields, mostly for biological sewage treatment. People have been studying aeration for nearly a hundred years. Aeration is a means of making air and water come into strong contact, with the purpose of dissolving oxygen in the air into water and promoting the exchange of substances between gas and liquid.

[0003] After searching, in the prior art, Chinese patent application number: CN202223206965.5 discloses an aeration device for oxidative desulfurization waste liquid, including an aeration tank, an aeration component and a power component; the aeration tank is provided with an aeration component inside, and both sides of the aeration tank are provided with through grooves, a lead screw is rotatably installed in the through groove, one end of the lead screw protrudes from the aeration tank, a power component is installed at the end of the lead screw, and a moving block is threadedly installed on the lead screw. The aeration device for oxidative desulfurization waste liquid drives the lead screw to rotate through the power component, and the rotation of the lead screw drives the moving block to move under the limiting action of the slide groove and the slider, and the movement of the moving block drives the movement of the stirring shaft, and the movement of the stirring shaft drives the movement of the first stirring plate, so that the waste liquid in the aeration tank can be swept back and forth, and the contact area between the waste liquid and oxygen can be increased. In addition, the first stirring plate can also be driven to rotate around the stirring shaft through the driving component, further improving the stirring effect of the waste liquid, and then improving the aeration effect of the waste liquid.

[0004] However, the device still has the following defects:

[0005] The aeration heads of the device are all set at the bottom of the aeration tank. After long-term use, the sludge impurities in the waste liquid will settle to the bottom of the aeration tank, making it easy for the sludge impurities to adhere to the aeration heads, thereby easily clogging the aeration heads and affecting the efficiency of aeration. Utility Model Content

[0006] The purpose of the utility model is to provide an aeration device for nitrifying bacteria fermentation waste liquid. By setting an aeration component, it can effectively prevent sludge impurities in the waste liquid from adhering to the exhaust pipe, making the exhaust hole less likely to be blocked, thereby improving the aeration efficiency and solving the problems raised in the above-mentioned background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a nitrifying bacteria fermentation waste liquid aeration device, comprising an aeration tank, a stirring assembly for stirring the waste liquid is installed in the aeration tank, an aeration assembly for aerating the waste liquid is installed in the aeration tank, and a moving assembly for driving the stirring assembly to move is installed on the side wall of the aeration tank;

[0008] The aeration assembly includes multiple groups of second connecting pipes, both ends of which are respectively installed on the inner walls of both ends of the aeration tank, the multiple groups of second connecting pipes are equidistantly arranged, multiple groups of exhaust pipes are installed on the multiple groups of second connecting pipes, the multiple groups of exhaust pipes are equidistantly arranged, and the multiple groups of exhaust pipes are slidably connected with protective covers, multiple groups of exhaust holes are provided on the side walls of the exhaust pipes, the multiple groups of exhaust holes are equidistantly arranged in a ring shape with the central axis of the exhaust pipe as the center, the multiple groups of exhaust holes are located in the protective cover, a piston is slidably connected in the exhaust pipe, the piston is located below the exhaust hole, a connecting rod is installed on the top of the piston, one end of the connecting rod away from the piston passes through the outside of the exhaust pipe, and the end of the connecting rod away from the piston is installed on the top inner wall of the protective cover, a spring is sleeved on the connecting rod, one end of the spring is installed on the top of the piston, and the other end of the spring is installed on the top inner wall of the exhaust pipe.

[0009] Furthermore, a plurality of connection holes are provided on the top of the exhaust pipe, and a limit block is installed on the inner wall of the exhaust pipe. The limit block is located above the exhaust hole and has a circular ring structure.

[0010] Furthermore, the aeration assembly also includes an air pump, which is installed on one side outer wall of the aeration tank. The output end of the aeration tank penetrates into the aeration tank. A first connecting pipe is installed on the output end of the aeration tank, and the first connecting pipe is installed on multiple groups of second connecting pipes.

[0011] Furthermore, the movable assembly includes two groups of mounting blocks, which are respectively mounted on the outer walls of both sides of the aeration tank. Both groups of mounting blocks are provided with movable grooves, one group of the movable grooves is rotatably connected with a threaded rod, and the other group of the movable grooves is installed with a guide rod.

[0012] Furthermore, a first motor is installed at one end of one group of the mounting blocks, an output end of the first motor passes through one group of the movable grooves, and one end of the first motor is transmission-connected to one end of the threaded rod.

[0013] Furthermore, both groups of moving grooves are slidably connected with moving blocks, wherein one group of moving blocks is threadedly connected to the threaded rod, and the other group of moving blocks is slidably connected to the guide rod.

[0014] Furthermore, the stirring assembly includes two groups of connecting blocks, which are respectively installed on two groups of moving blocks. A stirring rod is rotatably connected between the two groups of connecting blocks. Multiple groups of stirring blades are installed on the stirring rod, and the multiple groups of stirring blades are arranged equidistantly in a ring with the stirring rod as the center.

[0015] Furthermore, a second motor is installed on the top of one group of the connecting blocks, the output end of the second motor passes through one group of the connecting blocks, the output end of the second motor is transmission-connected to a first rotating rod, and a first gear is installed on the first rotating rod.

[0016] Furthermore, a second rotating rod is installed at one end of the stirring rod, and an end of the second rotating rod away from the stirring rod penetrates into one of the connecting blocks. A second gear is installed at the end of the second rotating rod away from the stirring rod, and the second gear is meshed with the first gear.

[0017] The beneficial effects of the utility model are:

[0018] The utility model adopts the arrangement of an aeration component, when aerating waste liquid, the air pump transmits external air into the exhaust pipe, the air in the exhaust pipe squeezes the piston, so that the piston drives the connecting rod to move, and the connecting rod drives the protective cover to move, so that the exhaust hole is separated from the protective cover, and the air in the exhaust pipe is discharged through the exhaust hole to aerate the waste liquid. After the aeration is completed, the air pump is turned off, and the gas in the exhaust pipe stops squeezing the piston. Under the elastic action of the spring, the piston is reset, so that the protective cover is moved, and the protective cover is closed to close the exhaust hole, so as to prevent sludge impurities in the waste liquid from adhering to the exhaust pipe, so that the exhaust hole is not easily blocked, and the aeration efficiency is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 A schematic diagram of the structure according to an embodiment of the utility model is shown;

[0021] Figure 2 A schematic diagram of the structure of a second connecting pipe according to an embodiment of the utility model is shown;

[0022] Figure 3 A schematic diagram of the internal structure of a connection block according to an embodiment of the utility model is shown;

[0023] Figure 4 A schematic diagram of the internal structure of an exhaust pipe according to an embodiment of the utility model is shown.

[0024] In the figure: 110, aeration tank; 210, mounting block; 220, moving groove; 230, threaded rod; 240, guide rod; 250, first motor; 260, moving block; 310, connecting block; 320, second motor; 321, first rotating rod; 322, first gear; 330, stirring rod; 331, second rotating rod; 332, second gear; 340, stirring blade; 410, air pump; 420, first connecting pipe; 430, second connecting pipe; 440, exhaust pipe; 441, exhaust hole; 442, limit block; 443, connecting hole; 444, piston; 445, connecting rod; 446, spring; 450, protective cover. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-4 The utility model provides a technical solution: an aeration device for nitrifying bacteria fermentation waste liquid, including an aeration tank 110, a stirring assembly for stirring the waste liquid is installed in the aeration tank 110, an aeration assembly for aerating the waste liquid is installed in the aeration tank 110, and a moving assembly for driving the stirring assembly to move is installed on the side wall of the aeration tank 110.

[0027] The aeration assembly includes multiple groups of second connecting pipes 430, both ends of which are respectively installed on the inner walls of the aeration tank 110, and the multiple groups of second connecting pipes 430 are equidistantly arranged. Multiple groups of exhaust pipes 440 are installed on the multiple groups of second connecting pipes 430, and the multiple groups of exhaust pipes 440 are equidistantly arranged.

[0028] Furthermore, a protective cover 450 is slidably connected to the multiple exhaust pipes 440 , and multiple exhaust holes 441 are opened on the side wall of the exhaust pipe 440 . The multiple exhaust holes 441 are equidistantly arranged in a ring around the central axis of the exhaust pipe 440 , and the multiple exhaust holes 441 are all located inside the protective cover 450 .

[0029] A piston 444 is slidably connected in the exhaust pipe 440. The piston 444 is located below the exhaust hole 441. A connecting rod 445 is installed on the top of the piston 444. The end of the connecting rod 445 away from the piston 444 penetrates the outside of the exhaust pipe 440, and the end of the connecting rod 445 away from the piston 444 is installed on the top inner wall of the protective cover 450. A spring 446 is sleeved on the connecting rod 445. One end of the spring 446 is installed on the top of the piston 444, and the other end of the spring 446 is installed on the top inner wall of the exhaust pipe 440. A plurality of connecting holes 443 are provided on the top of the exhaust pipe 440. A limit block 442 is installed on the inner wall of the exhaust pipe 440. The limit block 442 is located above the exhaust hole 441 and has a circular ring structure.

[0030] In addition, the aeration assembly further includes an air pump 410, which is mounted on one side outer wall of the aeration tank 110. The output end of the aeration tank 110 extends into the aeration tank 110. A first connecting pipe 420 is mounted on the output end of the aeration tank 110. The first connecting pipe 420 is mounted on a plurality of groups of second connecting pipes 430. The protective cover 450 is used to seal the exhaust pipe 440, so that the exhaust pipe 440 is not easily blocked.

[0031] When aerating the waste liquid, the air pump 410 transmits the external air to the first connecting pipe 420, the first connecting pipe 420 transmits the air to the plurality of second connecting pipes 430, the second connecting pipes 430 transmit the air to the exhaust pipe 440, the air in the exhaust pipe 440 presses the piston 444, so that the piston 444 drives the connecting rod 445 to move, so that the connecting rod 445 drives the protective cover 450 to move, so that the exhaust hole 441 is separated from the protective cover 450, and the exhaust pipe 440 is opened. 0 is discharged through the exhaust hole 441 to aerate the waste liquid. After the aeration is completed, the air pump 410 is turned off, and the gas in the exhaust pipe 440 stops squeezing the piston 444. Under the elastic action of the spring 446, the piston 444 is reset, so that the protective cover 450 is moved, and the protective cover 450 closes the exhaust hole 441, thereby preventing the sludge impurities in the waste liquid from adhering to the exhaust pipe 440, making the exhaust hole 441 not easy to be blocked, thereby improving the efficiency of aeration.

[0032] The moving assembly includes two groups of mounting blocks 210, which are respectively mounted on the outer walls of both sides of the aeration tank 110. Both groups of mounting blocks 210 are provided with moving grooves 220, wherein a threaded rod 230 is rotatably connected in one group of the moving grooves 220, and a guide rod 240 is installed in the other group of the moving grooves 220. A first motor 250 is installed at one end of one group of the mounting blocks 210, and the output end of the first motor 250 passes through one group of the moving grooves 220, and one end of the first motor 250 is transmission-connected to one end of the threaded rod 230. Both groups of the moving grooves 220 are slidably connected with moving blocks 260, wherein one group of the moving blocks 260 is threadedly connected to the threaded rod 230, and the other group of the moving blocks 260 is slidably connected to the guide rod 240.

[0033] The stirring assembly includes two groups of connection blocks 310, which are respectively mounted on two groups of moving blocks 260. A stirring rod 330 is rotatably connected between the two groups of connection blocks 310, and a plurality of stirring blades 340 are mounted on the stirring rod 330. The plurality of stirring blades 340 are arranged equidistantly in a ring around the stirring rod 330. A second motor 320 is mounted on the top of one group of connection blocks 310, and the output end of the second motor 320 penetrates into one group of connection blocks 310. A first rotating rod 321 is transmission-connected to the output end of the second motor 320, and a first gear 322 is mounted on the first rotating rod 321. A second rotating rod 331 is mounted on one end of the stirring rod 330, and an end of the second rotating rod 331 away from the stirring rod 330 penetrates into one group of connection blocks 310. A second gear 332 is mounted on the end of the second rotating rod 331 away from the stirring rod 330, and the second gear 332 is meshed with the first gear 322.

[0034] When the waste liquid is stirred, the first rotating rod 321 is driven to rotate by the second motor 320, and the second rotating rod 331 is rotated under the meshing action of the first gear 322 and the second gear 332, so that the second rotating rod 331 drives the stirring rod 330 to rotate, and the waste liquid is stirred. At the same time, the first motor 250 drives the threaded rod 230 to rotate, and the threaded action of the threaded rod 230 and the moving block 260 causes the moving block 260 to move, so that the stirring rod 330 moves in the aeration tank 110, and the waste liquid in various places in the aeration tank 110 is fully stirred. The threaded rod 230 is arranged on the outer wall of the aeration tank 110, so that the threaded rod 230 does not need to be in the waste liquid for a long time, and the threaded rod 230 is not easy to rust, so that the threaded rod 230 is not easy to be damaged, and the service life of the threaded rod 230 is increased.

[0035] Specifically, the internal electrical connection structure of the first motor 250, the second motor 320 and the air pump 410 is well known to those skilled in the art and will not be described in detail herein. The electrical components in this application are all connected to an external power source when in use.

[0036] The circuits, electrical components and modules involved are all prior art and can be fully implemented by those skilled in the art. Needless to say, the content protected by this utility model does not involve improvements to the software.

[0037] The control method of the present application document is automatic control through a controller. The control circuit of the controller can be realized by simple programming by technicians in this field, which is common knowledge in this field. In addition, the present application document is mainly used to protect mechanical devices, so the present application document will no longer explain the control method and circuit connection in detail.

[0038] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A nitrifying bacteria fermentation waste liquid aeration device, characterized in that: include: An aeration tank (110), wherein a stirring assembly for stirring waste liquid is installed in the aeration tank (110), an aeration assembly for aerating waste liquid is installed in the aeration tank (110), and a moving assembly for driving the stirring assembly to move is installed on the side wall of the aeration tank (110); Wherein, the aeration component comprises: A plurality of groups of second connecting pipes (430), both ends of the plurality of groups of second connecting pipes (430) being respectively mounted on the inner walls of both ends of the aeration tank (110), a plurality of groups of exhaust pipes (440) being mounted on the plurality of groups of second connecting pipes (430), and a protective cover (450) being slidably connected to the plurality of groups of exhaust pipes (440); A plurality of groups of exhaust holes (441) are provided on the side wall of the exhaust pipe (440), and the plurality of groups of exhaust holes (441) are all located inside the protective cover (450); A piston (444) is slidably connected to the exhaust pipe (440), a connecting rod (445) is installed on the top of the piston (444), an end of the connecting rod (445) away from the piston (444) penetrates to the outside of the exhaust pipe (440), and an end of the connecting rod (445) away from the piston (444) is installed on the top inner wall of the protective cover (450); A spring (446) is sleeved on the connecting rod (445), one end of the spring (446) is installed on the top of the piston (444), and the other end of the spring (446) is installed on the top inner wall of the exhaust pipe (440).

2. The aeration device for nitrifying bacteria fermentation waste liquid according to claim 1, characterized in that: The top of the exhaust pipe (440) is provided with a plurality of connection holes (443), and a limit block (442) is installed on the inner wall of the exhaust pipe (440). The limit block (442) is located above the exhaust hole (441), and the limit block (442) is in a circular ring structure.

3. A nitrifying bacteria fermentation waste liquid aeration device according to claim 2, characterized in that: The aeration assembly further comprises an air pump (410), wherein the air pump (410) is mounted on an outer wall of one side of the aeration tank (110), wherein an output end of the aeration tank (110) penetrates into the aeration tank (110), and a first connecting pipe (420) is mounted on the output end of the aeration tank (110), wherein the first connecting pipe (420) is mounted on a plurality of groups of second connecting pipes (430).

4. The aeration device for nitrifying bacteria fermentation waste liquid according to claim 3, characterized in that: The moving assembly comprises two groups of mounting blocks (210), the two groups of mounting blocks (210) being respectively mounted on the outer walls of both sides of the aeration tank (110), and the two groups of mounting blocks (210) being provided with moving grooves (220), wherein a threaded rod (230) is rotatably connected in one group of the moving grooves (220), and a guide rod (240) is mounted in the other group of the moving grooves (220).

5. The aeration device for nitrifying bacteria fermentation waste liquid according to claim 4, characterized in that: A first motor (250) is installed at one end of one group of the mounting blocks (210), an output end of the first motor (250) passes through one group of the movable slots (220), and one end of the first motor (250) is transmission-connected to one end of the threaded rod (230).

6. The aeration device for nitrifying bacteria fermentation waste liquid according to claim 5, characterized in that: Both groups of the moving grooves (220) are slidably connected with moving blocks (260), wherein one group of the moving blocks (260) is threadedly connected to the threaded rod (230), and the other group of the moving blocks (260) is slidably connected to the guide rod (240).

7. The aeration device for nitrifying bacteria fermentation waste liquid according to claim 6, characterized in that: The stirring assembly comprises two groups of connection blocks (310), the two groups of connection blocks (310) are respectively mounted on two groups of moving blocks (260), a stirring rod (330) is rotatably connected between the two groups of connection blocks (310), a plurality of groups of stirring blades (340) are mounted on the stirring rod (330), and the plurality of groups of stirring blades (340) are equidistantly arranged in a ring shape with the stirring rod (330) as the center.

8. The aeration device for nitrifying bacteria fermentation waste liquid according to claim 7, characterized in that: A second motor (320) is installed on the top of one group of the connection blocks (310), and an output end of the second motor (320) passes through one group of the connection blocks (310). A first rotating rod (321) is transmission-connected to the output end of the second motor (320), and a first gear (322) is installed on the first rotating rod (321).

9. The aeration device for nitrifying bacteria fermentation waste liquid according to claim 8, characterized in that: A second rotating rod (331) is installed at one end of the stirring rod (330), and an end of the second rotating rod (331) away from the stirring rod (330) penetrates into one of the connection blocks (310). A second gear (332) is installed at one end of the second rotating rod (331) away from the stirring rod (330), and the second gear (332) is meshed with the first gear (322).

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