Rotary efficient sewage aeration equipment

Abstract

The utility model discloses rotary efficient sewage aeration equipment which comprises an aeration tank, a rotary aeration mechanism and a stirring mechanism are arranged in the aeration tank, a reciprocating rotation mechanism is arranged above the rotary aeration mechanism, and a driving mechanism is arranged above the stirring mechanism; the rotary aeration mechanism comprises a mounting shell, the mounting shell is fixedly connected with one side of the inner wall of the aeration tank, an air pump is fixed on the surface of the aeration tank, the surface of the air pump is communicated with a flow dividing pipe, the surface of the flow dividing pipe penetrates through the mounting shell, one end of the flow dividing pipe is communicated with a rotary joint, and the surface of the rotary joint is communicated with an aeration pipe. The surface of the aeration pipe penetrates through the mounting shell, a plurality of aeration discs are communicated with the surface of the aeration pipe, and a first mounted bearing is fixed on the surface of the aeration pipe. According to the utility model, the aeration disc can rotate in a reciprocating manner during aeration, so that the aeration range is expanded, sewage can be stirred, and the sewage treatment efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage treatment technical field, concretely is a kind of rotary high -efficient aeration sewage equipment. BACKGROUND

[0002] Aeration tank utilizes activated sludge method to carry out sewage treatment, provide certain sewage residence time in pool, meet the oxygen amount required by aerobic microorganism and the mixing condition that sewage and activated sludge are fully contacted, aeration tank is mainly composed of three parts of tank body, aeration system and inlet and outlet water.

[0003] The existing aeration method is mainly divided into two kinds of air blowing aeration and mechanical aeration, the existing aeration tank is often single aeration mechanism, aeration position is fixed, leading to low aeration efficiency, the ability of sewage treatment needs to be improved, it is difficult to meet the growing sewage treatment demand of people. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of rotary high -efficient aeration sewage equipment, can reciprocating rotation is carried out to aeration disc while aeration, expand aeration range, and can simultaneously stir sewage, improve sewage treatment efficiency.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of rotary high -efficient aeration sewage equipment, including aeration tank, the rotating aeration mechanism and the stirring mechanism are arranged in the aeration tank, the rotating aeration mechanism upper side is provided with reciprocating rotating mechanism, the stirring mechanism upper side is provided with driving mechanism;

[0006] The rotating aeration mechanism includes installation shell, the installation shell is fixedly connected with aeration tank inner wall one side, the surface of the gas pump is fixed on the surface of the aeration tank, the surface of the gas pump is communicated with shunt pipe, the shunt pipe surface is penetrated installation shell, one end of the shunt pipe is communicated with swivel joint, the surface of the swivel joint is communicated with aeration pipe, the surface of the aeration pipe is penetrated installation shell, the surface of the aeration pipe is communicated with a plurality of aeration discs, the first bearing with seat is fixed on the surface of the aeration pipe, the first bearing with seat bottom is fixedly connected with aeration tank inner wall bottom, two driven rods are rotatably connected in the inner wall of the installation shell, the first sprocket is fixed on the surface of the driven rod and the aeration pipe, and the upper and lower first sprockets are connected by chain wheel transmission.

[0007] As a kind of rotating high-efficiency aeration sewage equipment preferred of the utility model, the stirring mechanism includes first stirring rod and second stirring rod, the second stirring rod quantity is two, the first stirring rod is rotatably connected with the second stirring rod with aeration tank inner wall, the first stirring rod and second stirring rod surface are all fixed with multiple stirring blades, the first stirring rod surface is fixed with first gear, the second stirring rod surface is fixed with second gear, the first gear is engaged with second gear.

[0008] As a kind of rotating high-efficiency aeration sewage equipment preferred of the utility model, the reciprocating rotating mechanism includes second bearing with seat and drive rod, the second bearing with seat is fixed on the top of installation shell, the drive rod is fixedly connected with the inner wall of second bearing with seat, two reciprocating threads are arranged on the surface of drive rod, two sliding sleeves are threadedly connected on the surface of drive rod, the top of installation shell is provided with sliding groove for sliding sleeve, the bottom of sliding sleeve is fixed with rack plate, the surface of rack plate is engaged with third gear, and the third gear is fixed on the surface of driven rod.

[0009] As a kind of rotating high-efficiency aeration sewage equipment preferred of the utility model, the inner wall of installation shell is fixed with support rod, and the surface of rack plate is slidably connected with support rod.

[0010] As a kind of rotating high-efficiency aeration sewage equipment preferred of the utility model, a plurality of limiting plates are fixed on the surface of drive rod, and the limiting plates are located on both sides of reciprocating thread on the surface of drive rod.

[0011] As a kind of rotating high-efficiency aeration sewage equipment preferred of the utility model, the driving mechanism includes motor, the motor is fixed on the surface of aeration tank, the output shaft of motor is fixed with double sprocket, the surface of first stirring rod is fixed with second sprocket, one side of double sprocket is provided with third sprocket, and double sprocket is drivingly connected with second sprocket and third sprocket through chain.

[0012] As a kind of rotating high-efficiency aeration sewage equipment preferred of the utility model, the inner wall of aeration tank is fixed with protection box, the first stirring rod and second stirring rod all penetrate protection box, the surface of first stirring rod and second stirring rod is rotatably connected with the penetration of protection box, and the top of protection box is provided with through slot for chain.

[0013] As a kind of rotating high-efficiency aeration sewage equipment preferred of the utility model, the position of stirring blade on the surface of first stirring rod and the position of stirring blade on the surface of second stirring rod are staggered.

[0014] As a kind of rotating high-efficiency aeration sewage equipment preferred of the utility model, the installation shell, protection box, third sprocket, double sprocket, second sprocket and first sprocket all adopt stainless steel material.

[0015] As a kind of rotating high-efficiency aeration sewage equipment preferred of the utility model, the installation shell, protection box, third sprocket, double sprocket, second sprocket and first sprocket surface are all provided with waterproof coating.

[0016] Compared with the prior art, the utility model has the beneficial effects as follows:

[0017] The utility model discloses a rotating aeration mechanism, stirring mechanism, reciprocating rotating mechanism and driving mechanism synergies, make the distribution of bubble in sewage more uniform, reduce bubble aggregation, improve the transmission efficiency of oxygen, and can form vortex in the rotating process, increase the contact area of sewage and air, promote the mixing of sewage and air, significantly improve aeration and stirring efficiency, reduce energy consumption and equipment cost. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0019] Figure 2 It is the sectional three-dimensional structure schematic diagram of the utility model;

[0020] Figure 3 It is the local sectional structure schematic diagram of the utility model;

[0021] Figure 4 It is the sectional structure schematic diagram of rotating aeration mechanism in the utility model;

[0022] Figure 5 It is the local sectional structure schematic diagram of the utility model;

[0023] Figure 6 It is the local sectional structure schematic diagram of the utility model.

[0024] In the drawing: 1, aeration tank;2, rotating aeration mechanism;201, installation shell;202, air pump;203, shunt pipe;204, rotary joint;205, aeration pipe;206, aeration disc;207, first bearing with seat;208, driven rod;209, first sprocket;3, stirring mechanism;301, first stirring rod;302, second stirring rod;303, stirring blade;304, first gear;305, second gear;306, protection box;4, reciprocating rotating mechanism;401, second bearing with seat;402, driving rod;403, sliding sleeve;404, rack plate;405, third gear;406, limiting plate;407, support rod;5, driving mechanism;501, motor;502, double sprocket;503, second sprocket;504, third sprocket. DETAILED DESCRIPTION

[0025] Please refer to Figures 1-6The utility model provides a kind of rotary high-efficiency aeration sewage equipment, including aeration tank 1, rotating aeration mechanism 2 and stirring mechanism 3 are provided inside aeration tank 1, rotating aeration mechanism 2 is provided with reciprocating rotating mechanism 4 above, stirring mechanism 3 is provided with driving mechanism 5 above;

[0026] Aeration tank 1 as the core container of the whole equipment, for containing sewage and carrying out aeration and stirring treatment, rotating aeration mechanism 2 can realize the rotating aeration of sewage, can effectively expand the aeration range, improve the aeration efficiency, stirring mechanism 3 can stir sewage, increase the contact area of sewage and air, promote the mixing of sewage and air, reciprocating rotating mechanism 4 is used to drive rotating aeration mechanism 2 to carry out intermittent reciprocating rotation, and driving mechanism 5 is used for power transmission of multiple devices.

[0027] Rotating aeration mechanism 2 includes installation shell 201, and the installation shell 201 is fixedly connected with the inner wall of aeration tank 1 on one side, the surface of aeration tank 1 is fixed with air pump 202, the surface of air pump 202 is communicated with shunt pipe 203, shunt pipe 203 is penetrated through installation shell 201, one end of shunt pipe 203 is communicated with rotary joint 204, the surface of rotary joint 204 is communicated with aeration pipe 205, aeration pipe 205 is penetrated through installation shell 201, the surface of aeration pipe 205 is communicated with a plurality of aeration discs 206, and the surface of aeration pipe 205 is fixed with first bearing seat 207, and the bottom of first bearing seat 207 is fixedly connected with the bottom of the inner wall of aeration tank 1, and the inner wall of installation shell 201 is rotatably connected with two driven rods 208, and the surface of driven rod 208 is fixed with first sprocket 209, and the first sprocket 209 on the upper and lower sides is connected by sprocket transmission;

[0028] Air pump 202 transports air to rotary joint 204 through shunt pipe 203, and then uniformly releases air into sewage through aeration pipe 205 and a plurality of aeration discs 206, to realize the aeration treatment of sewage, and aeration pipe 205 is fixed to the bottom of the inner wall of aeration tank 1 through first bearing seat 207, to ensure its stable rotation, and the surface of driven rod 208 is fixed with first sprocket 209, and the first sprocket 209 on the upper and lower sides is connected by sprocket transmission, and the intermittent reciprocating rotation of aeration pipe 205 can be realized by cooperating with reciprocating rotating mechanism 4, and through the rotation of aeration pipe 205, the distribution of air bubbles in sewage is more uniform, the aggregation of air bubbles is reduced, the oxygen transfer efficiency is improved, and the cooperation of rotating aeration mechanism 2 and stirring mechanism 3 makes the mixing of solid particles and medicaments in sewage more uniform, to prevent precipitation.

[0029] Further, the stirring mechanism 3 comprises a first stirring rod 301 and a second stirring rod 302, the number of the second stirring rod 302 is two, the first stirring rod 301 and the second stirring rod 302 are rotationally connected with the inner wall of the aeration tank 1, a plurality of stirring blades 303 are fixed on the surfaces of the first stirring rod 301 and the second stirring rod 302, a first gear 304 is fixed on the surface of the first stirring rod 301, a second gear 305 is fixed on the surface of the second stirring rod 302, and the first gear 304 is engaged with the second gear 305;

[0030] The driving mechanism 5 can drive the first stirring rod 301 to rotate, when the first stirring rod 301 is driven to rotate, the second stirring rod 302 is driven to rotate in the opposite direction through the engagement of the first gear 304 and the second gear 305, and the stirring blades 303 of the plurality of stirring rods act together to form vortexes in the rotating process, increase the contact area of the sewage and the air, promote the mixing of the sewage and the air, provide sufficient oxygen for the aerobic microorganisms, and increase the transmission efficiency of the dissolved oxygen.

[0031] Further, the reciprocating rotating mechanism 4 comprises a second seat bearing 401 and a driving rod 402, the second seat bearing 401 is fixed on the top of the mounting shell 201, the driving rod 402 is fixedly connected with the inner wall of the second seat bearing 401, two reciprocating threads are arranged on the surface of the driving rod 402, two sliding sleeves 403 are threadedly connected with the surface of the driving rod 402, a sliding groove is formed in the top of the mounting shell 201 and passes through the sliding sleeve 403, a rack plate 404 is fixed on the bottom of the sliding sleeve 403, a third gear 405 is engaged with the surface of the rack plate 404, and the third gear 405 is fixed on the surface of the driven rod 208.

[0032] The driving mechanism 5 can drive the driving rod 402 to rotate, the sliding sleeve 403 can move reciprocally along the surface of the driving rod 402 through the reciprocating threads on the surface of the driving rod 402 and the thread connection with the sliding sleeve 403, the design can realize complex motion control, the sliding sleeve 403 drives the rack plate 404 to reciprocate and rotate the third gear 405, the intermittent reciprocating rotating motion of the driven rod 208 is realized, so that the driven rod 208 can drive the aeration pipe 205 to rotate synchronously in cooperation with the first chain wheel 209, the aeration range of the aeration disc 206 is expanded, and the aeration effect is optimized.

[0033] Further, the inner wall of the mounting shell 201 is fixedly connected with a support rod 407, and the rack plate 404 is slidably connected with the surface of the support rod 407.

[0034] The support rod 407 provides stable sliding support for the rack plate 404, can effectively reduce the shaking and deviation of the rack plate 404 in the movement process, and can guide the rack plate 404 to run stably.

[0035] Further, the surface of the drive rod 402 is fixed with a plurality of limiting plates 406, and the limiting plates 406 are located on both sides of the reciprocating thread on the surface of the drive rod 402.

[0036] The limiting plate 406 can effectively prevent the sliding sleeve 403 from accidentally falling off at the reciprocating thread on the surface of the drive rod 402, thereby avoiding equipment failure caused by the falling off of the sliding sleeve 403.

[0037] Further, the driving mechanism 5 comprises a motor 501 fixed to the surface of the aeration tank 1, and the output shaft of the motor 501 is fixed with a double sprocket 502. The surface of the first stirring rod 301 is fixed with a second sprocket 503, and the double sprocket 502 is provided with a third sprocket 504 on one side. The double sprocket 502 is in transmission connection with the second sprocket 503 and the third sprocket 504 through a chain, and the third sprocket 504 is fixed to the surface of the drive rod 402.

[0038] The motor 501 drives the second sprocket 503 on the first stirring rod 301 and the third sprocket 504 on the surface of the drive rod 402 to rotate through the double sprocket 502, so as to realize the synchronous rotation of the first stirring rod 301 and the drive rod 402. Through the motor 501 and the sprocket transmission, efficient driving of the stirring mechanism 3 and the reciprocating rotation mechanism 4 can be realized, the number of power sources is reduced, and the complexity and cost of the equipment are reduced.

[0039] Further, the inner wall of the aeration tank 1 is fixed with a protection box 306, and the first stirring rod 301 and the second stirring rod 302 both penetrate the protection box 306. The first stirring rod 301 and the second stirring rod 302 are in surface rotary connection with the penetration part of the protection box 306, and a through groove is formed in the top of the protection box 306 for the chain to pass through.

[0040] The protection box 306 can protect the transmission of the first gear 304, the second gear 305 and the sprocket transmission system, prevent impurities in the sewage from causing equipment jamming, and prolong the service life of the equipment.

[0041] Further, the first stirring rod 301 surface stirring blade 303 and the second stirring rod 302 surface stirring blade 303 are designed in staggered positions.

[0042] The staggered distribution of the stirring blades 303 can increase the contact area between the sewage and the stirring blades 303, so that the pollutants in the sewage can be more fully contacted with the air, thereby improving the uniformity of the sewage treatment, reducing the stirring dead angle, and improving the stirring efficiency.

[0043] Further, the installation shell 201, the protection box 306, the third sprocket 504, the double sprocket 502, the second sprocket 503 and the first sprocket 209 are all made of stainless steel.

[0044] In the sewage treatment environment, the equipment is in contact with sewage and chemical medium for a long time, and the corrosion resistance of the stainless steel can effectively prevent the equipment from being corroded and reduce the maintenance cost.

[0045] Further, the surfaces of the installation shell 201, the protection box 306, the third sprocket 504, the double sprocket 502, the second sprocket 503 and the first sprocket 209 are all provided with a waterproof coating;

[0046] The waterproof coating can form a dense protective film, effectively preventing the corrosion of chemical substances in the sewage on the surface of the equipment, and cooperating with the design of the stainless steel material, the service life of the equipment can be further prolonged.

[0047] Working principle: the air pump 202 delivers air to the rotating joint 204 through the shunt pipe 203, and then releases the air uniformly into the sewage through the aeration pipe 205 and the multiple aeration discs 206; through the transmission of the motor 501 and the multiple sprockets, the rotation of the aeration pipe 205 and the first stirring rod 301 can be realized, the rotation of the aeration pipe 205 makes the bubbles in the sewage more uniformly distributed, the first stirring rod 301 and the second stirring rod 302 stir the sewage through the stirring blades 303, and at the same time, the first gear 304 and the second gear 305 are engaged to realize the cooperative stirring of the multiple stirring rods, enhance the mixing effect and improve the treatment efficiency.

[0048] The above is only a preferred embodiment of the utility model, and is not used to limit the utility model, and any modification, equivalent replacement and improvement within the spirit and principle of the utility model should be included in the protection range of the utility model.

Claims

1. A rotating high-efficiency aeration sewage equipment comprising an aeration tank (1), characterized in that: The inside of the aeration tank (1) is provided with a rotating aeration mechanism (2) and a stirring mechanism (3), the rotating aeration mechanism (2) is provided with a reciprocating rotating mechanism (4) above, and the stirring mechanism (3) is provided with a driving mechanism (5) above. The rotating aeration mechanism (2) comprises a mounting shell (201), the mounting shell (201) is fixedly connected with one side of the inner wall of the aeration tank (1), a gas pump (202) is fixed on the surface of the aeration tank (1), the surface of the gas pump (202) is communicated with a shunt pipe (203), the shunt pipe (203) penetrates through the mounting shell (201), one end of the shunt pipe (203) is communicated with a rotary joint (204), the surface of the rotary joint (204) is communicated with an aeration pipe (205), the surface of the aeration pipe (205) penetrates through the mounting shell (201), the surface of the aeration pipe (205) is communicated with a plurality of aeration discs (206), a first bearing with seat (207) is fixed on the surface of the aeration pipe (205), the bottom of the first bearing with seat (207) is fixedly connected with the bottom of the inner wall of the aeration tank (1), two driven rods (208) are rotatably connected with the inner wall of the mounting shell (201), the surface of the driven rod (208) is fixedly connected with a first sprocket (209), and the upper and lower first sprockets (209) are connected through chain wheel transmission.

2. The rotating high-efficiency aeration device for sewage according to claim 1, characterized in that: The stirring mechanism (3) comprises a first stirring rod (301) and a second stirring rod (302), the number of the second stirring rod (302) is two, the first stirring rod (301) and the second stirring rod (302) are rotatably connected with the inner wall of the aeration tank (1), a plurality of stirring blades (303) are fixed on the surface of the first stirring rod (301) and the second stirring rod (302), a first gear (304) is fixed on the surface of the first stirring rod (301), a second gear (305) is fixed on the surface of the second stirring rod (302), and the first gear (304) is meshed with the second gear (305).

3. The rotating high-efficiency aeration device for sewage according to claim 1, characterized in that: The reciprocating rotating mechanism (4) comprises a second bearing with seat (401) and a driving rod (402), the second bearing with seat (401) is fixed on the top of the mounting shell (201), the driving rod (402) is fixedly connected with the inner wall of the second bearing with seat (401), two reciprocating threads are arranged on the surface of the driving rod (402), two sliding sleeves (403) are threadedly connected with the surface of the driving rod (402), a sliding groove is formed in the top of the mounting shell (201) and matched with the sliding sleeve (403), a rack plate (404) is fixed on the bottom of the sliding sleeve (403), a third gear (405) is meshed with the surface of the rack plate (404), and the third gear (405) is fixed on the surface of the driven rod (208).

4. A rotating high-efficiency aeration device for sewage according to claim 3, characterized in that: The inner wall of the mounting shell (201) is fixedly connected with a supporting rod (407), and the rack plate (404) and the supporting rod (407) are slidably connected.

5. The rotating high-efficiency aeration device for sewage according to claim 3, characterized in that: A plurality of limiting plates (406) are fixed on the surface of the driving rod (402), and the limiting plates (406) are located on both sides of the reciprocating threads on the surface of the driving rod (402).

6. The rotating high-efficiency aeration device for sewage according to claim 2, characterized in that: The driving mechanism (5) includes a motor (501), the motor (501) is fixed to the surface of the aeration tank (1), the output shaft of the motor (501) is fixed with double sprocket (502), the surface of the first stirring rod (301) is fixed with second sprocket (503), one side of the double sprocket (502) is provided with third sprocket (504), the double sprocket (502) is drivenly connected with second sprocket (503) and third sprocket (504) through chain.

7. The rotating high-efficiency aeration device for sewage according to claim 2, characterized in that: The inner wall of the aeration tank (1) is fixed with a protection box (306), the first stirring rod (301) and the second stirring rod (302) both penetrate the protection box (306), the first stirring rod (301) and the second stirring rod (302) are rotatably connected with the protection box (306) at the penetration positions, and the top of the protection box (306) is provided with a through groove for the chain.

8. The rotating high-efficiency aeration device for sewage according to claim 2, characterized in that: The positions of the surface stirring blades (303) of the first stirring rod (301) and the second stirring rod (302) are staggered.

9. The rotating high-efficiency aeration device for sewage according to claim 6, characterized in that: The installation shell (201), the protection box (306), the third sprocket (504), the double sprocket (502), the second sprocket (503) and the first sprocket (209) are all made of stainless steel.

10. The rotating high-efficiency aeration device for sewage according to claim 9, characterized in that: The surfaces of the installation shell (201), the protection box (306), the third sprocket (504), the double sprocket (502), the second sprocket (503) and the first sprocket (209) are all provided with waterproof coating.

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