CN209940588U

CN209940588U - Biological disc reactor

Info

Publication number: CN209940588U
Application number: CN201920781150.9U
Authority: CN
Inventors: 李春梅; 王丹; 刘鹏
Original assignee: HEILONGJIANG SOYBEAN TECHNOLOGICAL DEVELOPMENT AND RESEARCH CENTER
Current assignee: HEILONGJIANG SOYBEAN TECHNOLOGICAL DEVELOPMENT AND RESEARCH CENTER
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-01-14
Anticipated expiration: 2029-05-28

Abstract

A biological disc reactor belongs to the biotechnology field, solves the problem that when the water quality of the treated sewage changes, the treatment effect is often ensured by adjusting the treatment amount, the impact load resistance degree is relatively small, and simultaneously, because the disc is of a fixed structure, when the salt content in the sewage is more, the disc surface can not be cleaned when scaling occurs after long-term use, thereby affecting the treatment efficiency, the utility model discloses a reaction shell device; a biological disc is arranged in the reaction shell, the biological disc is movably connected with the fixing device, and the upper end of the reaction shell is connected with the descaling device; the utility model discloses a set up the bio-disc, not unidimensional bio-disc constitutes the rhombus, and is provided with impulsive force conversion lamella on the bio-disc, can offset the impulsive force of water, prevents impact load to the impact of bio-disc, causes the influence to the bio-disc, and can brush the incrustation scale on the bio-disc through scale removal device and remove.

Description

Biological disc reactor

Technical Field

The utility model belongs to the technical field of it is biological, especially, relate to a biological disk reactor.

Background

The biological rotating disk is originated in Federal Germany in the fifth and sixty years of the 20 th century, is an efficient biological sewage treatment technology, is introduced from the beginning of the 70 th era in China, develops wide scientific research on the biological rotating disk technology, not only has wide application in the aspects of domestic sewage and urban wastewater treatment, but also has corresponding application in the industrial wastewater treatment fields of chemical fiber, petrifaction, printing and dyeing, leather making, paper making and other industries, and has good effect.

When the quality of water of handling sewage changes, in order to guarantee the treatment effect, often solve through the mode of adjusting the treatment capacity, impact load degree is less comparatively speaking, simultaneously because the disc is fixed knot structure, when salt content is more in the sewage, after long-term the use, during the scale deposit of disc surface, unable clearance to influence treatment effeciency.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes above-mentioned prior art's is not enough, provides a bio-disc reactor, the utility model discloses a set up bio-disc, not unidimensional bio-disc constitutes the rhombus, and is provided with impulsive force conversion lamella on the bio-disc, can compensate the impulsive force of water, prevents impact load to the impact of bio-disc, causes the influence to the bio-disc, and can brush the incrustation scale on the bio-disc through scale removal device and remove.

The technical scheme of the utility model:

a biological disc reactor comprises a reaction shell, a biological disc, a fixing device and a descaling device; one end of the reaction shell is communicated with the water inlet cavity, the other end of the reaction shell is communicated with the water outlet cavity, a biological disc is arranged in the reaction shell, the biological disc is movably connected with the fixing device, and the upper end of the reaction shell is connected with the descaling device;

the descaling device comprises a driving device, a fixed rod, a spring and a cleaning brush; the device is characterized in that two groups of fixing rods are arranged on the driving device, the other ends of the fixing rods penetrate through the reaction shell and are fixedly connected with the installation sleeve, a spring is arranged in the installation sleeve, the descaling rod is fixedly connected with the lower end of the installation sleeve, and the lower end of the descaling rod is in threaded connection with the cleaning brush.

Furthermore, the included angle between the water inlet cavity and the reaction shell is 0-60 degrees.

Further, the fixing device comprises a fixing shaft, a positioning block and a positioning spring; the reaction shell is internally provided with a fixed shaft, the fixed shaft is connected with a rotating motor through a coupling, the fixed shaft is in key connection with a plurality of groups of biological disks respectively, the plurality of groups of biological disks form a diamond shape, each group of biological disks are in contact with one end of a positioning block respectively, the other ends of the positioning blocks are fixedly connected with a positioning spring, and the positioning spring is fixedly connected with the fixed shaft.

Furthermore, impact conversion valves are arranged around the bio-disc, a buffer water tank is processed on the bio-disc between each group of impact conversion valves, and bio-films are also arranged in the impact conversion valves and the buffer water tank.

Further, the driving device comprises a transmission lead screw, a lead screw nut and an electric telescopic rod; the upper end of the reaction shell is provided with a transmission lead screw, the transmission lead screw is connected with the motor through a coupler, the transmission lead screw is in threaded connection with a lead screw nut, the lower end of the lead screw nut is fixedly connected with an electric telescopic rod, and two ends of the electric telescopic rod are fixedly connected with two groups of fixing rods respectively.

Furthermore, the electric telescopic rod is a bidirectional synchronous electric telescopic rod.

Furthermore, the distance between each group of the biological disks is 23-40 mm.

The utility model has the advantages that:

1) the utility model is provided with the descaling device; the driving device in the descaling device can indirectly drive the cleaning brush to reciprocate along the bio-disc, so that descaling is more thorough, the driving device can indirectly drive the cleaning brush to transversely stretch and retract, so that the washing area is larger, the spring at the upper end of the cleaning brush can clean the cleaning height of the cleaning brush, and the impact conversion valve can be sufficiently cleaned and descaled.

2) The utility model is provided with a fixing device; two sets of locating pieces in the fixing device clamp the biological disk, can further fix the biological disk with the fixed shaft, make the stable operation of biological disk, prevent to appear relative motion between biological disk and the fixed shaft, make the unable normal rotation of one side biological disk that mixes with sewage to the air in, make the organic matter in the sewage contact with the air, carry out filterable effect to sewage.

3) The utility model arranges the impact force conversion flap; the impulsive force conversion flap can decompose the gravity of water, can further drive the motion of the bio-disc, reduces the rotating speed of a main shaft of the motor, further can save electric energy, and can increase the contact area of the bio-disc and sewage, so that the sewage treatment speed is increased.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the interior of the reaction housing of the present invention;

FIG. 3 is a side view of a bio-disc according to the present invention;

fig. 4 is a partially enlarged view of fig. 1.

In the figure: 1-a reaction shell; 2-bio-disc; 3-a fixing device; 4-a descaling device; 5, a water inlet cavity; 6-water outlet cavity; 21-impulse switching valve; 22-a buffer water tank; 31-a fixed shaft; 32-a positioning block; 33-a positioning spring; 34-a rotating electrical machine; 40-a drive device; 41-a fixing rod; 42-a spring; 43-cleaning brushes; 44-mounting the sleeve; 45-a descaling rod; 46-a drive screw; 47-a motor; 48-lead screw nut; 49-electric telescopic rod.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings:

referring to fig. 1 to 4, the bio-disc reactor disclosed in this embodiment includes a reaction housing 1, a bio-disc 2, a fixing device 3 and a descaling device 4; one end of the reaction shell 1 is communicated with a water inlet cavity 5, the other end of the reaction shell 1 is communicated with a water outlet cavity 6, a biological disc 2 is arranged in the reaction shell 1, the biological disc 2 is movably connected with a fixing device 3, and the upper end of the reaction shell 1 is connected with a descaling device 4; the bio-disc 2 is fixed in the reaction shell 1 through the fixing device 3, scale sludge and the like on the fixing device 3 and the bio-disc 2 can be removed through the descaling device 4, the bio-disc 2 or the fixing device 3 is prevented from being adhered to influence sewage treatment, sewage enters the reaction shell 1 through the water inlet cavity 5, and is purified through the reaction with the bio-disc 2, and the purified water is discharged through the water outlet cavity 6;

the descaling device 4 comprises a driving device 40, a fixed rod 41, a spring 42 and a cleaning brush 43; two groups of fixing rods 41 are arranged on the driving device 40, the other ends of the two groups of fixing rods 41 penetrate through the reaction shell 1 and are fixedly connected with a mounting sleeve 44, a spring 42 is arranged in the mounting sleeve 44, a descaling rod 45 at the lower end of the mounting sleeve 44 is fixedly connected, and the lower end of the descaling rod 45 is in threaded connection with a cleaning brush 43; the driving device 40 can drive the fixed rods 41, the mounting sleeve 44, the spring 42, the descaling rod 45 and the cleaning brush 43 to reciprocate along with the lead screw nut 48, the fixed rods 41, the mounting sleeve 44, the spring 42, the descaling rod 45 and the cleaning brush 43 are all coated with hydrophobic layers, the trouble of rusting of the device caused by long-time washing of sewage is avoided, the driving device 40 can drive the descaling rods 45 and the cleaning brush 43 to clean the bio-disc 2, the influence of scale or sludge on the operation of the device is prevented, the driving device 40 can drive the fixing rods 41 of each group to stretch and retract, so that each corner of the bio-disc 2 can be contacted with the cleaning brush 43, the spring 42 adjusts the height of the cleaning brush 43, when the spring 42 is under the action of gravity, the cleaning brush 43 is just level with the buffer water tank 22 of the bio-disc 2, when the bio-disc 2, the washing brush 43 can be pressed upwards due to the action of the spring 42, and the spring 42 is compressed, so that the washing brush 43 is ensured to adapt to different washing heights so as to be washed in place.

Specifically, the included angle between the water inlet cavity 5 and the reaction shell 1 is 0-60 degrees; set up intake antrum 5 and reaction casing 1 to 0 degree to 120 degrees, make sewage get into intake antrum 5 and bio-disc 2 formation angle, be convenient for provide the second power except that motor 47 for the rotation of reaction dish, can effectually reduce the rotational speed of motor 47 main shaft, and then practice thrift the electric energy.

Specifically, the fixing device 3 includes a fixing shaft 31, a positioning block 32 and a positioning spring 33; a fixed shaft 31 is arranged in the reaction shell 1, the fixed shaft 31 is connected with a rotating motor 34 through a coupler, the fixed shaft 31 is in key connection with a plurality of groups of biological discs 2 respectively, the biological discs 2 form a diamond shape, two sides of each group of biological discs 2 are in contact with one end of a positioning block 32 respectively, the other ends of the two groups of positioning blocks 32 are fixedly connected with a positioning spring 33, and the positioning spring 33 is fixedly connected with the fixed shaft 31; the bio-disc 2 can fix the position of the bio-disc 2 by being in key connection with the fixed shaft 31, the bio-disc 2 is further positioned by the positioning block 32, the relative movement between the bio-disc 2 and the fixed shaft 31 is prevented, when the bio-disc 2 is installed, the positioning block 32 is pressed, the positioning block 32 is fixedly connected with the positioning spring 33 to ensure the movement of the positioning block 32, the bio-disc 2 is installed by the key connection of the bio-disc 2 and the fixed shaft 31, the positioning spring 33 is compressed and deformed, the positioning spring 33 is always in the original length recovery state to clamp the bio-disc 2, a further fixing effect is achieved, the stable transmission of the device is ensured, the rotating motor 34 is driven, the rotating motor 34 can drive the fixed shaft 31 to rotate by being in coupling connection with the fixed shaft 31, the fixed shaft 31 drives the bio-disc 2 to rotate by being in key connection with the bio-disc 2, and then can carry out preliminary purification to sewage.

Specifically, the impact conversion flaps 21 are arranged around the bio-disc 2, the bio-disc 2 between each group of the impact conversion flaps 21 is processed with a buffer water tank 22, and the impact conversion flaps 21 and the buffer water tank 22 are also internally provided with a biological membrane; the impact conversion valve 21 is arranged around the bio-disc 2, so that the gravity of sewage can be reduced to act on the impact conversion valve 21, effective acting force is provided for the operation of the bio-disc 2, meanwhile, a reaction base of microorganisms is also arranged on the impact conversion valve 21, the contact area of the bio-disc 2 and water can be increased, the reaction area is increased, the sewage and the bio-disc 2 can react faster in unit time, the area of the bio-disc 2 between each group of impact conversion valves 21 is processed with the buffer water tank 22, the reaction area of the bio-disc 2 is further increased, and the reaction efficiency is improved.

Specifically, the driving device 40 includes a transmission screw 46, a screw nut 48 and an electric telescopic rod 49; the upper end of the reaction shell 1 is provided with a transmission lead screw 46, the transmission lead screw 46 is connected with a motor 47 through a coupler, the transmission lead screw 46 is in threaded connection with a lead screw nut 48, the lower end of the lead screw nut 48 is fixedly connected with an electric telescopic rod 49, and two ends of the electric telescopic rod 49 are respectively fixedly connected with two groups of fixing rods 41; when sewage is poured, the motor 47 is driven, the main shaft of the motor 47 is connected with the transmission lead screw 46 through the coupler to drive the transmission lead screw 46 to rotate, the transmission lead screw 46 is in threaded connection with the lead screw nut 48 to enable the lead screw nut 48 to do linear motion on the transmission lead screw 46, and then the electric telescopic rod 49, the fixed rod 41, the mounting sleeve 44, the spring 42, the descaling rod 45 and the cleaning brush 43 are driven to do reciprocating motion along with the lead screw nut 48, so that each part of the bio-disc 2 can be cleaned, and the cleaning comprehensiveness is ensured.

Specifically, the electric telescopic rod 49 is a bidirectional synchronous electric telescopic rod 49; the cleaning area of the clear brush and the bio-disc 2 can be increased through the bidirectional synchronous electric telescopic rod 49, so that the cleaning is more thorough, and the electric telescopic rod 49 is a bidirectional synchronous telescopic electric push rod with the publication number of CN201720750940.1, and belongs to the prior art.

Specifically, the distance between each group of the biological discs 2 is 23-40 mm; if the water flow velocity is too slow due to the excessive density of the biological disks 2 of a plurality of groups, the water flow in the purification process is not facilitated, and the effective purification of sewage is not facilitated due to the excessive sparseness of the biological disks 2.

The working process of the device is as follows:

firstly, a plurality of groups of biological disks 2 are connected with a fixed shaft 31 in a key way, the distance between each group of biological disks 2 is 23-40 mm, the positioning blocks 32 are pressed, so that the two groups of positioning blocks 32 can clamp the biological disks 2, when sewage is poured, a motor 47 is driven, the main shaft of the motor 47 is connected with a transmission lead screw 46 through a coupler to drive the rotation of the transmission lead screw 46, the transmission lead screw 46 is in threaded connection with a lead screw nut 48 to enable the lead screw nut 48 to make linear motion on the transmission lead screw 46, further, an electric telescopic rod 49, a fixed rod 41, a mounting sleeve 44, a spring 42, a descaling rod 45 and a cleaning brush 43 are driven to reciprocate along with the lead screw nut 48, the two ends of the electric telescopic rod 49 can drive the descaling rod 45 and the cleaning brush 43 to clean the biological disks 2, the electric telescopic rod 49 can stretch, so that each, the height of the cleaning brush 43 is adjusted by the spring 42, when the spring 42 is under the action of gravity, the cleaning brush 43 is just level with the buffer water tank 22 of the bio-disc 2, when the bio-disc 2 cleans the impact conversion valve 21, the cleaning brush 43 can be pressed upwards under the action of the spring 42, the spring 42 is compressed, the cleaning brush 43 is ensured to adapt to different cleaning heights so as to be cleaned in place, the rotating motor 34 is driven, meanwhile, sewage enters the reaction shell 1 through the water inlet cavity, the sewage is contacted with one side of the bio-disc 2, a biological film in the bio-disc 2 can adsorb organic matters in the sewage, the rotating motor 34 can drive the rotating shaft 31 to rotate through being connected with the fixed shaft 31 through a coupler, the fixed shaft 31 further drives the bio-disc 2 to rotate through being connected with the bio-disc 2 through a key, so as to drive the rotating of the bio-, the bio-disc forms a layer of sewage film, oxygen in the air is continuously dissolved in the water film, microorganisms in the bio-film can dissolve the oxygen, organic pollutants are subjected to oxidative decomposition, the bio-disc rotates for a week for a period, the process of once adsorbing the oxygen and the oxidative decomposition is carried out, along with the process of adsorption and oxidative decomposition, the bio-film gradually becomes thick, the aged bio-film begins to fall off under the shearing force of water flow, a flow valve on the water outlet cavity is opened, and the aged bio-film can be discharged into a sedimentation tank along with the water outlet cavity.

The utility model discloses the connection that mentions divide into fixed connection and dismantlement connection, fixed connection (for being undetachable connection) includes but not limited to conventional fixed connection modes such as hem connection, rivet connection, adhesive connection and welded connection, can dismantle the connection and include but not limited to conventional dismantlement modes such as threaded connection, buckle connection, pin joint and hinged joint, when not clearly prescribing a limit to concrete connection mode, acquiesces to always can find at least one kind of connected mode in current connected mode and can realize this function, and the technical staff in the field can select by oneself as required. For example: the fixed connection selects welding connection, and the detachable connection selects hinge connection.

The above embodiments are merely illustrative of the present patent and do not limit the scope of the patent, and those skilled in the art can make modifications to the parts thereof without departing from the spirit and scope of the patent.

Claims

1. A biological disc reactor is characterized by comprising a reaction shell (1), a biological disc (2), a fixing device (3) and a descaling device (4); one end of the reaction shell (1) is communicated with the water inlet cavity (5), the other end of the reaction shell (1) is communicated with the water outlet cavity (6), a biological disc (2) is arranged in the reaction shell (1), the biological disc (2) is movably connected with the fixing device (3), and the upper end of the reaction shell (1) is connected with the descaling device (4);

the descaling device (4) comprises a driving device (40), a fixed rod (41), a spring (42) and a cleaning brush (43); the device is characterized in that two groups of fixing rods (41) are arranged on the driving device (40), the other ends of the fixing rods (41) penetrate through the reaction shell (1) and are fixedly connected with the installation sleeve (44), springs (42) are arranged in the installation sleeve (44), the descaling rod (45) at the lower end of the installation sleeve (44) is fixedly connected with the descaling rod, and the lower end of the descaling rod (45) is in threaded connection with the cleaning brush (43).

2. A bio-disc reactor according to claim 1 wherein the angle between said inlet chamber (5) and said reaction housing (1) is between 0 ° and 60 °.

3. The bio-disc reactor according to claim 1, wherein the fixing means (3) comprises a fixing shaft (31), a positioning block (32) and a positioning spring (33); be provided with fixed axle (31) in reaction casing (1), fixed axle (31) pass through the coupling joint with rotating electrical machines (34), go up with a plurality of groups bio-disc (2) key-type connection respectively on fixed axle (31), a plurality of groups bio-disc (2) constitute the rhombus, every group the both sides of bio-disc (2) contact with the one end of locating piece (32) respectively, and are two sets of the other end and positioning spring (33) fixed connection of locating piece (32), positioning spring (33) and fixed axle (31) fixed connection.

4. The bio-disc reactor according to claim 1, wherein the bio-disc (2) is provided with impact conversion flaps (21) at the periphery thereof, the bio-disc (2) between each set of the impact conversion flaps (21) is processed with a buffer water tank (22), and bio-films are also arranged in the impact conversion flaps (21) and the buffer water tank (22).

5. A bio-disc reactor according to claim 1 wherein said driving means (40) comprises a driving screw (46), a screw nut (48) and an electric telescopic rod (49); the upper end of reaction casing (1) is provided with drive screw (46), drive screw (46) pass through the coupling joint with motor (47), drive screw (46) and screw nut (48) threaded connection, the lower extreme and electric telescopic handle (49) fixed connection of screw nut (48), the both ends of electric telescopic handle (49) respectively with two sets of dead lever (41) fixed connection.

6. A bio-disc reactor according to claim 3 wherein the distance between each set of bio-discs (2) is 23 to 40 mm.

7. A bio-disc reactor according to claim 5 wherein said electric telescopic rod (49) is a bi-directional synchronous electric telescopic rod (49).