Aerobic tank aeration device based on air flow self-adaption

Abstract

The utility model belongs to the technical field of sewage treatment, and particularly relates to an aerobic tank aeration device based on air flow self-adaption, which comprises an air pump, an L-shaped air delivery pipe and a first aeration head, an auxiliary pipe is fixedly connected to the outer surface of the L-shaped air delivery pipe, a shell is fixedly connected to the L-shaped air delivery pipe, the shell is communicated with the inner side of the L-shaped air delivery pipe, and the first aeration head is fixedly connected to the outer surface of the L-shaped air delivery pipe. Each set of shell is located between the two sets of auxiliary pipes, the interiors of the shells are movably connected with gas baffles, the tops of the gas baffles are fixedly connected with racks, the surfaces of the shells are movably connected with driving gears, the driving gears are located on one sides of the racks, and one sides of the driving gears extend to the inner sides of the shells and are meshed with the racks. According to the aeration device of the aerobic tank based on the self-adaption of the air quantity, the self-adaption adjustment of the oxygen supply quantity can be realized by flexibly adjusting the working quantity of the aeration ports, the oxygen supply can be more accurately controlled, the stable operation of microorganisms in the aeration device is ensured, and the wastewater treatment efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage treatment technical field especially, relates to a kind of aerobic tank aeration device based on gas amount self-adaption. BACKGROUND

[0002] Aeration device of aerobic tank refers to the oxygen is sent to the aerobic reaction tank by air pump or other gas source, realizes the gas exchange process of dissolved gas in water body, and aerobic tank is important component in sewage treatment system, its function is to pass into the oxygen in air into water body by aeration, promote the metabolism of aerobic microorganism, accelerate the oxidation decomposition of organic matter, to achieve the purpose of removing organic matter and improving water quality.

[0003] At present, part of aeration device adopts fixed aeration port arrangement mode, cannot self-adaptively adjust oxygen supply, when the demand of oxygen in processing product is higher than the gas flow provided by aeration device, oxygen deficiency condition will appear, under this condition, microorganism biomass in aeration device will reduce or reduce metabolic rate, leading to wastewater treatment efficiency decline;In addition, fixed aeration port arrangement is also easy to cause energy waste, because under the condition of low oxygen demand, still a large amount of oxygen is not utilized. SUMMARY

[0004] In order to overcome the defects of prior art pointed out above, the present inventors have made in-depth research, and after paying a lot of creative labor, the utility model is completed.

[0005] Specifically, the technical problem to be solved by the utility model is to provide a kind of aeration device of aerobic tank based on gas amount self-adaption, to solve the technical problem that the fixed aeration port arrangement mode is used currently and leads to oxygen deficiency, and then causes wastewater treatment efficiency decline.

[0006] To solve the above technical problems, the utility model provides the following technical scheme:

[0007] The utility model provides an aerobic tank aeration device based on gas volume self -adaptation, including air pump, the L type gas pipe of installation in air pump output end, the first aeration head of fixed in the L type gas pipe the other end, the outer surface fixed connection of L type gas pipe has the auxiliary pipe, the auxiliary pipe equidistance arrangement sets up, and with L type gas pipe each other interlaced, both ends of auxiliary pipe all fixedly connected with third aeration head, the L type gas pipe is fixedly connected with the casing, the casing is equipped with two groups, and each other corresponds, the inside of casing and L type gas pipe are open, and each group casing is located between two groups auxiliary pipe, the inside movable joint of casing has the baffle, the baffle is circular, the top fixed connection of baffle has the rack, the surface movable joint of casing has driving gear, driving gear is located one side of rack, and one side of driving gear extends to the inside of casing, and with rack each other engages, one side of driving gear is installed with step motor, and step motor is located the surface of casing, and with its fixed connection.

[0008] As an improved technical solution, the inside of the casing is provided with a sealing groove, the sealing groove is located at the bottom of the casing, the bottom of the baffle is fixedly connected with a sealing ring, the sealing ring is located in the inside of the sealing groove and is movably connected with the sealing groove.

[0009] As an improved technical solution, the inside of the casing is further provided with a guide groove, the guide groove is provided with two groups and corresponds to each other, the guide groove is located at the top of the sealing groove, the two sides of the baffle are fixedly connected with guide blocks, the guide blocks are located in the inside of the guide groove and are movably connected with the guide groove.

[0010] As an improved technical solution, the top of the casing is fixedly connected with a top cover, the inside of the top cover is communicated with the inside of the casing, the inside of the top cover is provided with a limiting groove, the limiting groove is provided with two groups and corresponds to each other, the two sides of the rack are fixedly connected with limiting strips.

[0011] As an improved technical solution, the surface of the casing is fixedly connected with a limiting ring, the limiting ring is provided with two groups and corresponds to each other, the two ends of the driving gear are located in the inside of the limiting ring and are rotatably connected with the limiting ring, the output end of the step motor extends to the inside of one group of limiting rings and is fixedly connected with the driving gear.

[0012] As an improved technical solution, the surface of the casing is fixedly connected with a limiting ring, the limiting ring is provided with two groups and corresponds to each other, the two ends of the driving gear are located in the inside of the limiting ring and are rotatably connected with the limiting ring, the output end of the step motor extends to the inside of one group of limiting rings and is fixedly connected with the driving gear.

[0013] As an improved technical solution, the surface of the casing is fixedly connected with a limiting ring, the limiting ring is provided with two groups and corresponds to each other, the two ends of the driving gear are located in the inside of the limiting ring and are rotatably connected with the limiting ring, the output end of the step motor extends to the inside of one group of limiting rings and is fixedly connected with the driving gear.

[0014] After the above technical scheme is adopted, the beneficial effects of the utility model are:

[0015] 1. The utility model discloses, through the flexible adjustment aeration port's work quantity, can realize oxygen supply's self -adaptation adjustment, can more accurately control oxygen supply, guarantee the stable operation of the microorganism in aeration device, improve the efficiency of wastewater treatment,

[0016] 2. The utility model discloses, through the drop of the baffle, the shell and L type gas pipe are blocked, to reduce the work quantity of aeration port, can reduce energy waste, reduce unnecessary oxygen waste, improve resource utilization efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme of the utility model embodiment, the following will be to the embodiment description needed to use the drawing briefly introduced, obviously, the following description in the drawing is only some embodiments of the utility model, for the ordinary skilled person in the art comes, under the premise of not paying the creative labor, can also obtain other drawings according to these drawings. Among them:

[0018] Fig. 1 It is the whole structure schematic diagram of the utility model based on the gas volume self -adaptation's aerobic tank aeration device.

[0019] Fig. 2 It is the shell and top cover related structure schematic diagram of the utility model based on the gas volume self -adaptation's aerobic tank aeration device.

[0020] Fig. 3 It is the shell section view structure schematic diagram of the utility model based on the gas volume self -adaptation's aerobic tank aeration device.

[0021] Fig. 4 It is the shell and gear related explosion structure schematic diagram of the utility model based on the gas volume self -adaptation's aerobic tank aeration device.

[0022] Fig. 5 It is the rack and baffle related structure schematic diagram of the utility model based on the gas volume self -adaptation's aerobic tank aeration device.

[0023] Fig. 6 It is the shell and top cover section view structure schematic diagram of the utility model based on the gas volume self -adaptation's aerobic tank aeration device.

[0024] BRIEF DESCRIPTION OF DRAWINGS

[0025] 1, air pump, 2, L type gas pipe, 3, first aeration head, 4, auxiliary pipe, 5, second aeration head, 6, third aeration head, 7, shell, 701, sealing groove, 702, guide groove, 8, top cover, 801, limit groove, 9, baffle, 901, sealing ring, 902, guide block, 10, rack, 1001, limit strip, 11, driving gear, 12, step motor, 13, limit ring, 14, waterproof box. Detailed Implementation

[0026] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0027] It should be noted that all directional indicators (such as up, down, left, right, front, back, etc.) in this utility model embodiment are only used to explain the relative positional relationship and movement of each component in a certain specific posture (as shown in the figure). If the specific posture changes, the directional indicator will also change accordingly.

[0028] Meanwhile, the meaning of "and / or" or "and / or" appearing throughout the text is that it includes three options. Taking "A and / or B" as an example, it includes option A, option B, or an option that satisfies both A and B.

[0029] Furthermore, in this utility model, descriptions involving "first," "second," etc., are for descriptive purposes only and should not be construed as indicating or implying their relative importance or implicitly specifying the number of technical features indicated. Therefore, a feature defined with "first" or "second" may explicitly or implicitly include at least one of that feature. Additionally, the technical solutions of the various embodiments can be combined with each other, but only on the basis of being achievable by those skilled in the art. When the combination of technical solutions is contradictory or impossible to implement, such a combination of technical solutions should be considered non-existent and not within the scope of protection claimed by this utility model.

[0030] like Figs. 1 to 6 As shown in the figure, this embodiment provides an aerobic tank aeration device based on adaptive air volume. This aerobic tank aeration device based on adaptive air volume includes an air pump 1, an L-shaped air supply pipe 2 installed at the output end of the air pump 1, and a first aeration head 3 fixed at the other end of the L-shaped air supply pipe 2. An auxiliary pipe 4 is fixedly connected to the outer surface of the L-shaped air supply pipe 2. The auxiliary pipes 4 are arranged at equal intervals and intersect with the L-shaped air supply pipe 2. A third aeration head 6 is fixedly connected to both ends of the auxiliary pipe 4. A shell 7 is fixedly connected to the L-shaped air supply pipe 2. There are two sets of shells 7, which correspond to each other. The shells 7 are connected to the inner side of the L-shaped air supply pipe 2. Each set of shells 7 is located between the two sets of auxiliary pipes 4, which can divide the L-shaped air supply pipe 2 into three sections. The connection between the shells 7 and the inner side of the L-shaped air supply pipe 2 can facilitate the flow of oxygen.

[0031] The inside of the shell 7 is movably connected with a baffle plate 9, the baffle plate 9 is circular, the top of the baffle plate 9 is fixedly connected with a rack 10, the surface of the shell 7 is movably connected with a driving gear 11, the driving gear 11 is located on one side of the rack 10, one side of the driving gear 11 extends to the inside of the shell 7 and is meshed with the rack 10, one side of the driving gear 11 is provided with a stepping motor 12, the stepping motor 12 is located on the surface of the shell 7 and is fixedly connected therewith, the driving gear 11 can be driven to rotate by the stepping motor 12, and the rack 10 drives the baffle plate 9 to rise, so as to adjust the opening and closing state of the shell 7, so that it is communicated with or not communicated with the L-shaped gas conveying pipe 2.

[0032] The inside of the shell 7 is provided with a sealing groove 701, the sealing groove 701 is located at the bottom of the shell 7, the bottom of the baffle plate 9 is fixedly connected with a sealing ring 901, the sealing ring 901 is located in the inside of the sealing groove 701 and is movably connected therewith, so as to improve the sealing performance of the shell 7 and avoid oxygen leakage in the closed state of the shell 7.

[0033] The inside of the shell 7 is also provided with guide grooves 702, the guide grooves 702 are provided with two groups and correspond to each other, the guide grooves 702 are located at the top of the sealing groove 701, the two sides of the baffle plate 9 are fixedly connected with guide blocks 902, the guide blocks 902 are located in the inside of the guide grooves 702 and are movably connected therewith, so as to ensure the stability of the baffle plate 9 during lifting and improve the sealing performance of the shell 7.

[0034] The top of the shell 7 is fixedly connected with a top cover 8, the top cover 8 is communicated with the inside of the shell 7, the inside of the top cover 8 is provided with limiting grooves 801, the limiting grooves 801 are provided with two groups and correspond to each other, the two sides of the rack 10 are fixedly connected with limiting strips 1001, so as to ensure the stability of the rack 10 during lifting, and the setting of the top cover 8 facilitates the storage of the baffle plate 9 during lifting, and the top thereof is in a closed state to avoid oxygen leakage under any circumstances.

[0035] The surface of the shell 7 is fixedly connected with limiting rings 13, the limiting rings 13 are provided with two groups and correspond to each other, the two ends of the driving gear 11 are located in the inside of the limiting rings 13 and are rotatably connected therewith, the output end of the stepping motor 12 extends to the inside of one of the limiting rings 13 and is fixedly connected with the driving gear 11, so as to ensure the stability of the driving gear 11 during rotation and enable the rack 10 to stably lift.

[0036] The surface of the shell 7 is provided with a waterproof box 14, the waterproof box 14 is located on one side of one of the limiting rings 13, the stepping motor 12 is located in the inside of the waterproof box 14, so as to avoid direct contact between the stepping motor 12 and sewage, and the aeration mode is surface aeration to avoid direct contact between the stepping motor 12 and sewage.

[0037] The surface of the auxiliary pipe 4 is mounted with the second aeration head 5, the second aeration head 5 is arranged equidistantly, and the aeration efficiency of sewage aeration can be increased.

[0038] When the oxygen content in the blocking aeration tank is low, the main gear 11 can be rotated by starting the stepping motor 12, and the rack 10 is lifted, so that the baffle plate 9 is lifted along the inside of the guide groove 702 through the guide block 902, until the baffle plate 9 is lifted to the top inside the shell 7, so that the L-shaped gas conveying pipe 2 is communicated with the inside of the shell 7, and a plurality of auxiliary pipes 4 and a plurality of second aeration heads 5 can simultaneously perform aeration operation;

[0039] Conversely, the stepping motor 12 can be reversed to drive the main gear 11 to drive the rack 10 to push the baffle plate 9 down, until the sealing ring 901 at the bottom of the baffle plate 9 is completely located in the inside of the sealing groove 701, so that the shell 7 and the L-shaped gas conveying pipe 2 are completely blocked to reduce the working group number of the second aeration head 5;

[0040] In summary, by flexibly adjusting the working number of the aeration port, the adaptive adjustment of the oxygen supply amount can be realized, the oxygen supply can be more accurately controlled, the stable operation of the microorganisms in the aeration device can be ensured, and the efficiency of wastewater treatment can be improved; at the same time, by lowering the baffle plate 9 to block the shell 7 and the L-shaped gas conveying pipe 2, the working number of the aeration port can be reduced, the energy waste can be reduced, the unnecessary oxygen waste can be reduced, and the resource utilization efficiency can be improved.

[0041] It should be understood that the use of these embodiments is only for the purpose of illustrating the present application and is not intended to limit the protection scope of the present application. In addition, it should also be understood that after reading the technical content of the present application, those skilled in the art can make various modifications, modifications and / or variations to the present application, all of these equivalent forms also fall within the protection scope defined by the claims attached to the present application.

Claims

1. An aerobic tank aeration device based on gas volume self-adaptation, comprising a gas pump (1), an L-shaped gas conveying pipe (2) installed at the output end of the gas pump (1), and a first aeration head (3) fixed at the other end of the L-shaped gas conveying pipe (2), characterized in that: The outer surface of the L-shaped gas conveying pipe (2) is fixedly connected with auxiliary pipes (4), the auxiliary pipes (4) are arranged at equal intervals and are staggered with the L-shaped gas conveying pipe (2), both ends of the auxiliary pipe (4) are fixedly connected with third aeration heads (6), the L-shaped gas conveying pipe (2) is fixedly connected with a shell (7), the shell (7) is provided with two groups and corresponds to each other, the shell (7) is communicated with the inner side of the L-shaped gas conveying pipe (2), and each group of the shell (7) is located between the two groups of auxiliary pipes (4). The inside of the shell (7) is movably connected with a gas baffle (9), the gas baffle (9) is circular, the top of the gas baffle (9) is fixedly connected with a rack (10), the surface of the shell (7) is movably connected with a driving gear (11), the driving gear (11) is located on one side of the rack (10), one side of the driving gear (11) extends to the inner side of the shell (7) and is meshed with the rack (10), and one side of the driving gear (11) is provided with a stepping motor (12), the stepping motor (12) is located on the surface of the shell (7) and is fixedly connected with the same.

2. The gas-quantity-based adaptive aerobic tank aeration device according to claim 1, characterized in that: The inner side of the shell (7) is provided with a sealing groove (701), the sealing groove (701) is located at the bottom of the shell (7), the bottom of the gas baffle (9) is fixedly connected with a sealing ring (901), and the sealing ring (901) is located in the sealing groove (701) and is movably connected with the same.

3. The gas-quantity self-adaptive based aeration device of the aerobic tank according to claim 2, characterized in that: The inside of the shell (7) is also provided with guide grooves (702), the guide grooves (702) are provided with two groups and correspond to each other, the guide grooves (702) are located at the top of the sealing groove (701), and both sides of the gas baffle (9) are fixedly connected with guide blocks (902), the guide blocks (902) are located in the guide grooves (702) and are movably connected with the same.

4. The gas-quantity-adaptive-based aerobic tank aeration device according to claim 3, characterized in that: The top of the shell (7) is fixedly connected with a top cover (8), the top cover (8) is communicated with the inside of the shell (7), the inside of the top cover (8) is provided with limiting grooves (801), the limiting grooves (801) are provided with two groups and correspond to each other, and both sides of the rack (10) are fixedly connected with limiting strips (1001).

5. The gas quantity self-adaptive based aeration device of the aerobic tank according to claim 4, characterized in that: The surface of the shell (7) is fixedly connected with limiting rings (13), the limiting rings (13) are provided with two groups and correspond to each other, both ends of the driving gear (11) are located in the inside of the limiting ring (13) and are rotatably connected with the same, and the output end of the stepping motor (12) extends to the inside of one group of limiting rings (13) and is fixedly connected with the driving gear (11).

6. The gas quantity self-adaptive based aeration device of the aerobic tank according to claim 5, characterized in that: The surface of the shell (7) is mounted with a waterproof box (14), the waterproof box (14) is located on one side of one group of limiting rings (13), and the stepping motor (12) is located in the waterproof box (14).

7. The gas demand adaptive aerobic lagoon aeration device of claim 1, wherein: The surface of the auxiliary pipe (4) is mounted with a second aeration head (5), and the second aeration heads (5) are arranged at equal intervals.

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