Aeration device for sewage aerobic tank

Abstract

The utility model discloses a sewage aerobic tank aeration device which comprises an aerobic tank main body, a cover plate, an air guide pipe, a connecting pipe, a connecting disc, an aerator, a mounting assembly, an air inlet pipe, a fixing assembly and an aeration pump, the mounting assembly is arranged on the upper side of the connecting disc, a push rod is pressed to enable a fixing ball to retract into an annular groove, a sleeve penetrates through the connecting disc and the fixing disc, and the aeration pump is arranged on the connecting disc. Then the push rod is loosened, one part of the fixing ball is pushed out of the sleeve again to abut against the lower side of the fixing disc, the aerator is fixed, the operation is carried out reversely when the aerator is disassembled, convenience and rapidness are achieved, and the working efficiency is improved; a fixing assembly is arranged on the upper side of the cover plate, an air cylinder is started, the push plate on the upper side is driven to move, toothed plates drive gears to rotate, the toothed plate on the other side drives the push plate to move, the push plate is close to the air inlet pipe and fixes the air inlet pipe, shaking of the air inlet pipe is prevented, a damping rod and a pressing plate are matched, the fixing effect on the air inlet pipe can be further improved, and the stability of the device is enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, in particular to an aeration device for an aerobic sewage tank. Background Art

[0002] Aeration refers to the process of forcibly transferring oxygen in the air into the liquid. The purpose is to obtain sufficient dissolved oxygen. In addition, aeration also aims to prevent the suspension in the tank from sinking and strengthen the contact between the organic matter, microorganisms and dissolved oxygen in the tank, so as to ensure that the microorganisms in the tank can oxidize and decompose the organic matter in the sewage under the condition of sufficient dissolved oxygen. An aerobic tank is often used for this process. An aerobic tank aeration device described in the authorized publication number CN210764538U is provided with a plurality of aeration branch pipes communicated with the aeration main pipe, and aeration holes are arranged on the aeration branch pipes, so that the air flow flows from the aeration main pipe into the aeration branch pipes evenly distributed along its circumference and enters the aeration tank through the aeration holes, with uniform aeration, improved work efficiency and reduced sewage treatment cycle. However, the prior art still has the following defects:

[0003] 1. The disassembly and replacement of the aerator in the prior art are time-consuming and laborious, affecting the working efficiency of the equipment;

[0004] 2. After long-term use in the prior art, the air delivery pipeline will be loosened by the reaction force brought by the compressed air, affecting its service life.

[0005] The information disclosed in this background art section is only intended to enhance the overall understanding of the present utility model and should not be regarded as an admission or any form of suggestion that this information constitutes the prior art already known to those of ordinary skill in the art. Summary of the Utility Model

[0006] The technical problem to be solved by the present utility model is to overcome the above defects and provide an aeration device for an aerobic sewage tank.

[0007] To solve the above technical problem, the technical solution provided by the present utility model is an aeration device for an aerobic sewage tank, including:

[0008] An aerobic tank main body, the interior of which is a cavity structure;

[0009] A cover plate, the lower end of which is detachably connected to the aerobic tank main body;

[0010] An air guide pipe, both ends of which are detachably connected to the inner wall of the aerobic tank main body;

[0011] A connecting pipe, a plurality of which penetrate through the side wall of the air guide pipe and are fixedly connected thereto;

[0012] A connecting disk, a plurality of which are respectively sleeved on the outer walls of a plurality of connecting pipes;

[0013] An aerator, several of which are sleeved on the lower side of the outer wall of the connecting pipe, and a fixing plate is arranged on the upper side of the aerator;

[0014] An installation component, several of which are used in cooperation with the aerator and arranged on the upper side of the connecting plate. The installation component includes a sleeve, a push rod, a baffle plate, a return spring and a fixing bead. The outer wall of the sleeve penetrates through the connecting plate and the fixing plate and is movably connected with the two. A push rod is slidably connected to the inner wall of the sleeve. A baffle plate for cooperating with the push rod is fixedly connected to the inner wall of the sleeve. Return springs for cooperating with the push rod are arranged on both the upper and lower sides of the baffle plate. A ring groove is formed on the lower side of the side wall of the push rod. Several fixing beads penetrating through the side wall of the sleeve are movably connected to the inner wall of the sleeve;

[0015] An air inlet pipe, which is arranged above the cover plate;

[0016] A fixing component, two of which are used in cooperation with the air inlet pipe and fixedly connected to the upper side of the cover plate;

[0017] An aeration pump, which is used in cooperation with the air inlet pipe and fixedly connected to one end of the upper side of the cover plate.

[0018] As an improvement, the fixing component includes:

[0019] A fixing frame, the outer wall of the lower side of which is fixedly connected to the upper side of the cover plate;

[0020] Two push plates, which are slidably connected to the inner walls of the front and rear sides of the fixing frame;

[0021] A cylinder, which is used in cooperation with the upper push plate and fixedly connected to the outer wall of the upper side of the fixing frame;

[0022] Four toothed plates, which are respectively used in cooperation with the two push plates and slidably connected to the inner walls of the front and rear sides of the fixing frame;

[0023] Two gears, which are respectively used in cooperation with the four toothed plates and rotatably connected to the inner walls of the front and rear sides of the fixing frame.

[0024] As an improvement, protective pads are fixedly connected to the opposite sides of the two push plates.

[0025] As an improvement, two damping rods are arranged on the inner walls of the front and rear sides of the fixing frame. Springs are sleeved on the damping rods, and a pressing plate is arranged at one end of the damping rod away from the fixing frame.

[0026] As an improvement, rubber pads are arranged on the opposite sides of the two pressing plates.

[0027] As an improvement, a fixing sleeve for cooperating with the cover plate is sleeved on one end of the side wall of the air inlet pipe, and several fixing bolts are arranged on the upper side of the fixing sleeve.

[0028] The advantages of the utility model compared with the prior art are: 1. The utility model is provided with a mounting assembly on the upper side of the connecting disk. By pressing the push rod, the fixing bead is retracted into the annular groove, so that the sleeve can pass through the connecting disk and the fixing disk. After it is fully inserted, the push rod is released. Under the action of the reset spring, a part of the fixing bead will be pushed out of the sleeve again and abut against the lower side of the fixing disk, thereby fixing the aerator. When disassembly is required, the push rod is pulled and the above operation is performed in reverse. It is convenient and quick, and the work efficiency is improved.

[0029] 2. The utility model is provided with a fixing component on the upper side of the cover plate. By starting the cylinder, the upper push plate can be driven to move, so that the tooth plate fixedly connected thereto can drive the gear to rotate, thereby making the tooth plate on the other side drive the lower push plate to move, so that the push plate is brought close to the intake pipe to fix it to prevent it from shaking during use. In combination with the damping rod and the pressure plate, the fixing effect of the intake pipe can be further improved and the stability of the device can be enhanced. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a three-dimensional schematic diagram of the utility model.

[0031] Figure 2 It is a cutaway view of the utility model.

[0032] Figure 3 It is an exploded view of the local structure of the utility model.

[0033] Figure 4 It is an exploded view of the fixing assembly of the utility model.

[0034] As shown in the figure:

[0035] 1. Aerobic pool body;

[0036] 2. Cover plate;

[0037] 3. Airway tube;

[0038] 4. Connecting pipe;

[0039] 5. Connecting plate;

[0040] 6. Aerator; 61. Fixed plate;

[0041] 7. Mounting assembly; 71. Sleeve; 72. Push rod; 73. Baffle; 74. Return spring; 75. Fixing bead;

[0042] 8. Intake pipe;

[0043] 9. Fixing assembly; 91. Fixing frame; 92. Push plate; 93. Cylinder; 94. Tooth plate; 95. Gear; 96. Damping rod; 97. Pressing plate;

[0044] 10. Aeration pump;

[0045] 11. Fixed sleeve;

[0046] 12. Fixed bolt. Specific implementation manner

[0047] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0048] In the description of the utility model, it should be noted that unless otherwise clearly defined and limited, terms such as "installation", "provided with", "connection", etc. should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0049] Embodiment 1:

[0050] As Figures 1 to 4 shown, this embodiment provides an aeration device for an aerobic sewage tank, including: an aerobic tank main body 1, a cover plate 2, a gas guide pipe 3, a connecting pipe 4, a connecting disc 5, an aerator 6, an installation component 7, an air inlet pipe 8, a fixing component 9, and an aeration pump 10. The inside of the aerobic tank main body 1 is a cavity structure, which is convenient for pouring sewage into it for subsequent treatment.

[0051] Among them, the lower end of the cover plate 2 is detachably connected to the aerobic tank main body 1, both ends of the gas guide pipe 3 are detachably connected to the inner wall of the aerobic tank main body 1, several connecting pipes 4 penetrate the side wall of the gas guide pipe 3 and are fixedly connected to it, several connecting discs 5 are respectively sleeved on the outer walls of several connecting pipes 4 and are fixedly connected to them, several aerators 6 are sleeved on the lower side of the outer wall of the connecting pipe 4 and are movably connected to it. A fixing disc 61 is fixedly connected to the upper side of the aerator 6, the upper side of the fixing disc 61 abuts against the connecting disc 5, and two fixing holes are opened on the upper sides of both the fixing disc 61 and the connecting disc 5. The air inlet pipe 8 is arranged above the cover plate 2, and the aeration pump 10 is used in cooperation with the air inlet pipe 8 and is fixedly connected to one end of the upper side of the cover plate 2. Through the aeration pump 10, compressed air can be sent to the air inlet pipe 8, which is convenient for subsequent aeration operations.

[0052] Several mounting components 7 are used in conjunction with the aerator 6 and are arranged on the upper side of the connecting plate 5. The mounting components 7 include a sleeve 71, a push rod 72, a baffle 73, a return spring 74 and a fixing bead 75. The outer wall of the sleeve 71 passes through the connecting plate 5 and the fixing plate 61 and is movably connected to the inner wall of the fixing hole. The inner wall of the sleeve 71 is slidably connected with the push rod 72. The inner wall of the sleeve 71 is fixedly connected with a baffle 73 used in conjunction with the push rod 72. The push rod 72 passes through the baffle 73 and is slidably connected thereto. A return spring 74 used in conjunction with the push rod 72 is fixedly connected to the upper and lower sides of the baffle 73. The other end of the return spring 74 is fixedly connected to the push rod 72. An annular groove is provided on the lower side of the side wall of the push rod 72, and a plurality of fixing beads 75 penetrating the side wall are movably connected to the inner wall of the sleeve 71. The fixing beads 75 abut against the inner wall of the annular groove. By pressing the push rod 72, the fixing beads 75 are retracted into the annular groove, so that the sleeve 71 can penetrate the connecting disk 5 and the fixing disk 61. After it is fully inserted, the push rod 72 is released. Under the action of the reset spring 74, a part of the fixing beads 75 will be pushed out of the sleeve 71 again and abut against the lower side of the fixing disk 61, thereby fixing the aerator 6. When disassembly is required, the push rod 72 is pulled and the above operation is performed in reverse. It is convenient and quick, and work efficiency is improved.

[0053] Two fixing components 9 are used in conjunction with the air intake pipe 8 and are fixedly connected to the upper side of the cover plate 2. The fixing component 9 includes: a fixing frame 91, a push plate 92, a cylinder 93, a tooth plate 94 and a gear 95. The lower outer wall of the fixing frame 91 is fixedly connected to the upper side of the cover plate 2. The two push plates 92 are slidably connected to the front and rear inner walls of the fixing frame 91. The opposite sides of the two push plates 92 are fixedly connected with a protective pad to prevent the side wall of the air intake pipe 8 from being crushed. The cylinder 93 is used in conjunction with the upper push plate 92 and is fixedly connected to the upper outer wall of the fixing frame 91. The movable end of the cylinder 93 penetrates the fixing frame 91 and is fixedly connected to the upper push plate 92. The four tooth plates 94 respectively cooperate with The two push plates 92 are used and slidably connected to the front and rear inner walls of the fixed frame 91, the tooth plate 94 is fixedly connected to one side of the push plate 92, and the two gears 95 are used in conjunction with the four tooth plates 94 and are rotatably connected to the front and rear inner walls of the fixed frame 91. The two sides of the two gears 95 are respectively meshed with the four tooth plates 94. By starting the cylinder 93, the upper push plate 92 can be driven to move, so that the tooth plate 94 fixedly connected to it can drive the gear 95 to rotate, so that the tooth plate 94 on the other side drives the lower push plate 92 to move, so that the push plate 92 is close to the intake pipe 8 to fix it, to prevent it from shaking during use, and to ensure the stability of the device.

[0054] Embodiment 2:

[0055] The solution in Example 1 is further introduced below in combination with a specific working method, as described below:

[0056] On the inner walls of the front and rear sides of the fixed frame 91, two damping rods 96 are provided. Springs are sleeved on the damping rods 96. One end of the damping rod 96 away from the fixed frame 91 is fixedly connected to a pressing plate 97. On the opposite sides of the two pressing plates 97, rubber pads are fixedly connected. The rubber pads can enhance the friction between them and the air inlet pipe 8. Through the cooperation of the damping rod 96 and the pressing plate 97, the fixing effect on the air inlet pipe 8 can be further improved, and the stability of the device can be enhanced.

[0057] Embodiment 3:

[0058] The solution in Embodiment 2 will be further introduced below in combination with the specific working mode. See the following description for details:

[0059] A fixing sleeve 11 for cooperating with the cover plate 2 is sleeved on one end of the side wall of the air inlet pipe 8. The fixing sleeve 11 is fixedly connected to the side wall of the air inlet pipe 8. A number of fixing bolts 12 are provided on the upper side of the fixing sleeve 11. The fixing bolts 12 penetrate through the side wall of the cover plate 2 and are threadedly connected thereto. By screwing the fixing bolts 12, one end of the side wall of the air inlet pipe 8 can penetrate through the cover plate 2 and be fixedly connected thereto, improving the fixing effect on the air inlet pipe 8.

[0060] All the electrical components appearing in this article are electrically connected to the external main controller and 220V mains power. And the main controller can be a conventional known device such as a computer for control. The detailed descriptions of known functions and known components are omitted in the specific implementation manners of the present disclosure. To ensure the compatibility of the device, the operating means adopted are consistent with the parameters of the market instruments.

[0061] The above describes the present invention and its implementation manners. Such a description is not restrictive. What is shown in the drawings is only one of the implementation manners of the present invention, and the actual structure is not limited thereto. Generally speaking, if those of ordinary skill in the art are inspired by it and design similar structural modes and embodiments without creative efforts without departing from the creative purpose of the present invention, they shall fall within the protection scope of the present invention.

Claims

1. A sewage aerobic tank aeration device, characterized in that: include: An aerobic pool body (1), wherein the interior of the aerobic pool body (1) is a hollow structure; A cover plate (2), the lower end of which is detachably connected to the aerobic pool body (1); An air guide tube (3), both ends of which are detachably connected to the inner wall of the aerobic pool body (1); Connecting pipes (4), a plurality of connecting pipes (4) passing through the side wall of the air guide pipe (3) and being fixedly connected thereto; A connecting plate (5), wherein a plurality of the connecting plates (5) are respectively sleeved on the outer walls of a plurality of connecting pipes (4); Aerators (6), a plurality of aerators (6) are sleeved on the lower side of the outer wall of the connecting pipe (4), and a fixing plate (61) is arranged on the upper side of the aerator (6); A mounting assembly (7), wherein a plurality of the mounting assemblies (7) are used in conjunction with the aerator (6) and are arranged on the upper side of the connecting plate (5), the mounting assembly (7) comprising a sleeve (71), a push rod (72), a baffle (73), a return spring (74) and a fixing bead (75), the outer wall of the sleeve (71) passes through the connecting plate (5) and the fixing plate (61) and is movably connected to the two, the inner wall of the sleeve (71) is slidably connected to the push rod (72), the inner wall of the sleeve (71) is fixedly connected to the baffle (73) used in conjunction with the push rod (72), the upper and lower sides of the baffle (73) are both provided with a return spring (74) used in conjunction with the push rod (72), the lower side of the side wall of the push rod (72) is provided with an annular groove, and the inner wall of the sleeve (71) is movably connected to a plurality of fixing beads (75) passing through the side wall thereof; An air intake pipe (8), wherein the air intake pipe (8) is arranged above the cover plate (2); A fixing assembly (9), two fixing assemblies (9) are used in conjunction with the air intake pipe (8) and are fixedly connected to the upper side of the cover plate (2); An aeration pump (10), the aeration pump (10) is used in conjunction with the air inlet pipe (8) and is fixedly connected to one end of the upper side of the cover plate (2).

2. A sewage aerobic tank aeration device according to claim 1, characterized in that: The fixing assembly (9) comprises: A fixed frame (91), wherein the lower outer wall of the fixed frame (91) is fixedly connected to the upper side of the cover plate (2); Push plates (92), two of the push plates (92) being slidably connected to the front and rear inner walls of the fixed frame (91); A cylinder (93), the cylinder (93) is used in conjunction with the push plate (92) on the upper side and is fixedly connected to the upper outer wall of the fixed frame (91); Tooth plates (94), four tooth plates (94) are used in conjunction with the two push plates (92) and are slidably connected to the front and rear inner walls of the fixed frame (91); Gears (95), two gears (95) are respectively used in conjunction with four tooth plates (94) and are rotatably connected to the front and rear inner walls of the fixed frame (91).

3. A sewage aerobic tank aeration device according to claim 2, characterized in that: The opposite sides of the two push plates (92) are both fixedly connected with protection pads.

4. A sewage aerobic tank aeration device according to claim 3, characterized in that: Two damping rods (96) are arranged on the inner walls of the front and rear sides of the fixed frame (91), a spring is sleeved on the damping rod (96), and a pressure plate (97) is arranged at one end of the damping rod (96) away from the fixed frame (91).

5. A sewage aerobic tank aeration device according to claim 4, characterized in that: The opposite sides of the two pressing plates (97) are both provided with rubber pads.

6. The sewage aerobic tank aeration device according to claim 1, characterized in that: One end of the side wall of the air inlet pipe (8) is sleeved with a fixing sleeve (11) used in conjunction with the cover plate (2), and a plurality of fixing bolts (12) are arranged on the upper side of the fixing sleeve (11).

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