CN210683287U - Organic waste water degradation catalytic separation device - Google Patents
Organic waste water degradation catalytic separation device Download PDFInfo
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- CN210683287U CN210683287U CN201921306976.6U CN201921306976U CN210683287U CN 210683287 U CN210683287 U CN 210683287U CN 201921306976 U CN201921306976 U CN 201921306976U CN 210683287 U CN210683287 U CN 210683287U
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Abstract
The utility model discloses an organic waste water degradation catalytic separation device, including diluting mechanism, degradation catalytic separation mechanism, first control module and second control module, dilute the mechanism and include dilution box, rabbling mechanism and stirring actuating mechanism, degradation catalytic separation mechanism includes base support, separation chamber, catalytic mechanism and aeration mechanism, and the separation chamber includes separation chamber, well degradation catalysis room and recovery room, is provided with titanium dioxide granule catalyst in the recovery chamber, goes up and is provided with separating mechanism in the separation chamber. The utility model discloses the realization is to the dilution of organic waste water to carry out catalytic degradation to diluting back organic waste water, improved catalytic degradation efficiency, and can retrieve the separation of titanium dioxide granule catalyst.
Description
Technical Field
The utility model belongs to the technical field of organic waste water degradation catalytic separation, especially, relate to an organic waste water degradation catalytic separation device.
Background
Along with the continuous expansion of urban scale, the problem of water resource shortage is more and more serious, and various engineering measures such as south-to-north water transfer and the like are provided for the problem, wherein the recycling of waste water is an economically feasible measure. However, due to the continuous development of social economy, the types of stable and biodegradable organic pollutants produced in the industrial production process are more and more abundant, the concentration of the pollutants is higher and more, so that the degradation of the organic pollutants is more and more difficult, and the recycling of organic wastewater also faces a great challenge. The photocatalytic degradation technology has a wide application prospect in the treatment of industrial organic wastewater, so that the design of an efficient photocatalytic degradation device becomes a key for the application of the photocatalytic degradation technology.
The existing photocatalytic equipment can be divided into a light-gathering type and a non-light-gathering type according to a light source, and the light-gathering type reactor has a small light source irradiation area, so that the large-scale application of the photocatalytic reactor is limited; the non-light-gathering reactor generally adopts a non-artificial light source, wherein sunlight is widely applied due to the renewable property, low energy consumption and low cost, but ultraviolet light in the sunlight only accounts for three percent of the total light source of the sunlight, and the light energy utilization rate is low. The photocatalytic device can be classified into a suspension type reactor and a supported type reactor according to the existence form of titanium dioxide, wherein the suspension type reactor can be classified into a fixed bed type and a fluidized bed type. The titanium dioxide catalyst in the load type reactor is fixed on a certain carrier, so that the illuminated area of the catalyst is greatly reduced, and the catalytic efficiency is greatly reduced; the suspension type reactor has good catalytic effect, but the separation and recovery of titanium dioxide are difficult.
Therefore, now lack a simple structure, reasonable in design's organic waste water degradation catalytic separation device, realize the dilution to organic waste water carries out catalytic degradation after diluting, has improved catalytic degradation efficiency, and can carry out high-efficient separation to degradation back purified water and titanium dioxide granule catalyst and retrieve.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that not enough among the above-mentioned prior art is directed at, provide an organic waste water degradation catalytic separation device, its simple structure, reasonable in design and with low costs realizes the dilution to organic waste water to carry out catalytic degradation to organic waste water after diluting, improved catalytic degradation efficiency, and can separate the recovery to degradation back purified water and titanium dioxide granule catalyst, solve present organic waste water's recovery and reuse, the practicality is strong.
In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides an organic waste water degradation catalytic separation device which characterized in that: the device comprises a diluting mechanism for diluting organic wastewater, a degradation catalysis separation mechanism for degrading and catalyzing the diluted organic wastewater, a first control module for controlling the diluting mechanism and a second control module for controlling the degradation catalysis separation mechanism, wherein the degradation catalysis separation mechanism is used for degrading and catalyzing the diluted organic wastewater to obtain purified water after degradation;
the dilution mechanism comprises a dilution box, a stirring mechanism arranged in the dilution box and a stirring driving mechanism for driving the stirring mechanism to rotate, a waste water inlet pipe is arranged at the upper part of one side of the dilution box, a water inlet pipe is arranged in the middle of one side of the dilution box, a liquid outlet pipe is arranged at the lower part of the other side of the dilution box, the first control module comprises a first controller, and the stirring driving mechanism is controlled by the first controller;
the degradation catalytic separation mechanism comprises a base support, a separation chamber arranged on the base support, a catalytic mechanism arranged in the separation chamber and an aeration mechanism arranged at the bottom of the separation chamber, wherein a titanium dioxide particle catalyst is arranged in the separation chamber, the separation chamber comprises an upper separation chamber, a middle degradation catalytic chamber and a recovery chamber which are sequentially communicated from top to bottom, the aeration mechanism is communicated with the recovery chamber, a separation mechanism used for separating the degraded purified water and the titanium dioxide particle catalyst is arranged in the upper separation chamber, the catalytic mechanism is positioned in the middle degradation catalytic chamber, the catalytic mechanism and the middle degradation catalytic chamber are coaxially arranged, the catalytic mechanism comprises a quartz glass cylinder coaxially arranged with the middle degradation catalytic chamber and a plurality of ultraviolet lamps which are embedded in the quartz glass cylinder and are arranged along the height direction of the quartz glass cylinder, and the ultraviolet lamps are uniformly distributed along the circumferential direction of the quartz glass cylinder, the second control module includes a second controller, and the separation mechanism is controlled by the second controller.
The organic wastewater degradation catalytic separation device is characterized in that: the separating mechanism comprises a suspension shaft arranged in the top of the upper separating chamber, a plurality of separating plates sleeved on the suspension shaft, an inclination adjusting part for adjusting the inclination state of the separating plates, and the inclination adjusting part comprises a traction rope sequentially connected with the lower ends of the separating plates, a guide pulley arranged on one side of the upper separating chamber and used for the traction rope to pass around, a winding shaft used for the traction rope to wind, and a winding motor used for driving the winding shaft to rotate; the output end of the second controller is connected with a winding motor driver for driving a winding motor to rotate, and the lower end of the separation plate can be deviated, inclined or vertically arranged under the action of a traction rope.
The organic wastewater degradation catalytic separation device is characterized in that: the utility model discloses a quartz glass's degradation catalysis room, including well degradation catalysis room, including the outer connecting seat of the inside wall fixed connection of well degradation catalysis room and the inner connection connecting seat of being connected with the outer connecting seat, the outer connecting seat is regular octagon connecting seat, the inner connection connecting seat is the ring connecting seat, set up a plurality of connecting plates, it is a plurality of between outer connecting seat and the inner connection connecting seat the circumference equipartition of connecting plate edge inner connection connecting seat, be provided with the buffer layer in the inner connection connecting seat, the lateral wall and the buffer layer in close contact with of a quartz glass section of thick bamboo.
The organic wastewater degradation catalytic separation device is characterized in that: the recycling chamber is composed of an upper recycling chamber and a lower recycling chamber, the cross section of the upper recycling chamber is regular octagon, the cross section of the lower recycling chamber is circular, the cross section of the upper recycling chamber is gradually reduced from top to bottom, the cross section of the lower recycling chamber is gradually reduced from top to bottom, and a solid discharge pipe is arranged at the center of the bottom of the lower recycling chamber.
The organic wastewater degradation catalytic separation device is characterized in that: aeration mechanism includes the pump and the breather pipe of being connected with the pump, the bottom of retrieving the room down is provided with a plurality of aeration dishes, the breather pipe is connected with the aeration dish, and a plurality of aeration dishes are along the bottom circumferencial direction equipartition of retrieving the room down, and a plurality of aeration dishes enclose the center of the circumference of establishing and the center of the interior circumference of a quartz glass section of thick bamboo be located collinear, and a plurality of aeration dishes enclose the circumference diameter of establishing and be less than the interior circumference diameter of a quartz glass section of thick bamboo, be provided with the charging valve on the breather pipe.
The organic wastewater degradation catalytic separation device is characterized in that: the stirring mechanism comprises a stirring shaft vertically extending into the dilution tank and a plurality of stirring blades distributed along the length direction of the stirring shaft, the stirring driving mechanism is a stirring motor, an output shaft of the stirring motor is in transmission connection with the stirring shaft through a coupler, and a motor box for mounting the stirring motor is arranged on the dilution tank; the output end of the first microcontroller is connected with a stirring motor driver for driving a stirring motor to rotate;
a dilution liquid inlet pipe is arranged at the upper part of one side of the middle degradation catalysis chamber, and a clear water discharge pipe is arranged at the lower part of the other side of the middle degradation catalysis chamber;
the waste water inlet pipe is provided with a waste water inlet valve, the water inlet pipe is provided with a clear water inlet valve, the liquid outlet pipe is provided with a diluent valve, the diluent inlet pipe is provided with a diluent valve, the clear water outlet pipe is provided with a clear water outlet valve, the solid liquid outlet pipe at the bottom of the separation chamber is provided with a solid liquid outlet valve, and the liquid outlet pipe is connected with the diluent inlet pipe through a liquid conveying pipe.
Compared with the prior art, the utility model has the following advantage:
1. simple structure, reasonable in design, catalytic degradation is efficient, and can separate and retrieve titanium dioxide granule catalyst, the input cost is lower.
2. The adopted dilution mechanism is used for diluting the organic wastewater, so that the chemical oxygen demand is reduced, and the defect of low light source penetration rate of the organic wastewater in the separation chamber is overcome.
3. The adopted catalytic mechanism comprises a quartz glass cylinder and ultraviolet lamps, and the ultraviolet lamps are circumferentially arranged to increase the illumination area and ensure uniform illumination, so that the ratio of the illumination area to the volume of the diluted organic wastewater solution is increased on the premise of not increasing the floor area, the reaction rate is accelerated, and the reaction time is shortened; the quartz glass cylinder is used for reducing the absorption of ultraviolet light, improving the transmittance, greatly improving the utilization rate of a light source and improving the catalytic effect.
4. The ultraviolet lamp is adopted because the titanium dioxide as the catalyst has to absorb enough photons to show the catalytic action, so that the ultraviolet lamp just can provide the photons to ensure that the titanium dioxide shows the activity, and the organic wastewater is degraded more fully after being diluted.
5. The separating mechanism is used for separating the degraded purified water from the titanium dioxide particle catalyst by the degraded purified water falling to the middle degradation catalysis chamber again under the action of self weight when the degraded purified water passes through the separating mechanism and the titanium dioxide particle catalyst mixed in the degraded purified water staying on the separating mechanism.
6. The adopted aeration mechanism is used for providing enough oxygen for the diluted organic wastewater in the separation chamber and facilitating the degradation reaction of the diluted organic wastewater; secondly, the titanium dioxide particle catalyst and the diluted organic wastewater are fully mixed and are in a fluidized state, so that the effective contact area of the titanium dioxide particle catalyst and the diluted organic wastewater is increased, and the reaction rate is increased; thirdly, in order to enable the diluted organic wastewater mixed with the titanium dioxide particle catalyst to flow upwards, the organic wastewater is subjected to oxidative degradation reaction through a degradation area in a quartz glass cylinder and then flows into a separation chamber, so that the diluted organic wastewater is separated from the titanium dioxide particle catalyst, and the titanium dioxide particle catalyst is conveniently recycled.
To sum up, the utility model discloses simple structure, reasonable in design and with low costs realize the dilution to organic waste water carries out catalytic degradation after diluting, has improved catalytic degradation efficiency, and can separate the recovery to degradation back purified water and titanium dioxide granule catalyst, solves present organic waste water's recovery and reuse, and the practicality is strong.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the diluting mechanism of the present invention.
Fig. 3 is a schematic structural diagram of the degradation catalytic separation mechanism of the present invention.
Fig. 4 is a schematic structural diagram of the catalytic mechanism, the mounting support and the middle degradation catalytic chamber of the present invention.
Fig. 5 is a schematic structural diagram of the separating mechanism (the separating plate is in a vertical state) of the present invention.
Fig. 6 is a schematic circuit block diagram of the first control module of the present invention.
Fig. 7 is a schematic circuit block diagram of a second control module according to the present invention.
Fig. 8 is a schematic circuit diagram of the stirring motor driver and the stirring motor of the present invention.
Fig. 9 is a schematic circuit diagram of the winding motor driver and the winding motor of the present invention.
Description of reference numerals:
1-dilution box; 1-1 — a first controller; 2-stirring shaft;
2-1 — a second controller; 3-stirring blade; 4-1-inlet waste pipe;
4-2-water inlet pipe; 5-1-wastewater inlet valve; 5-2-clear water inlet valve;
6-a diluent outlet valve; 7-a liquid outlet pipe; 7-1-a transfusion tube;
8-a motor box; 9, a coupler; 10-stirring motor;
10-1-stirring motor driver; 11-an upper separation chamber;
12-a recovery chamber; 12-1 — upper recovery chamber; 12-2 — lower recovery chamber;
13-support box body; 13-1-legs;
14-inlet diluent tube; 15-a diluent inlet valve;
16-a chute; 17-a slide block; 18-a suspension shaft;
19-a separation plate; 21 — a first flange; 22 — a second flange;
23-positioning plate; 24-a winding shaft; 25-winding the motor;
25-1-winding the motor drive; 26, a motor mounting plate;
27-a hauling cable; 28-a guide pulley;
29-a pulley mounting plate; 30, mounting a support; 30-1-an external connecting seat;
30-2-connecting plate; 30-3-inner connection seat; 30-4-buffer layer;
31-an ultraviolet lamp; 32-a quartz glass cylinder; 33-middle degradation catalyst chamber;
34-a clear water discharge pipe; 35-clear water discharge valve; 36-an aeration disc;
37-an inflator pump; 38-inflation valve; 39-a breather pipe;
40, a solid liquid discharge pipe; 41-solid and liquid discharge valve.
Detailed Description
As shown in fig. 1, fig. 6 and fig. 7, an organic wastewater degradation catalytic separation apparatus includes a dilution mechanism for diluting organic wastewater, a degradation catalytic separation mechanism for degrading and catalyzing diluted organic wastewater, a first control module for controlling the dilution mechanism, and a second control module for controlling the degradation catalytic separation mechanism, wherein the degradation catalytic separation mechanism degrades and catalyzes diluted organic wastewater to obtain purified water after degradation;
the dilution mechanism comprises a dilution box 1, a stirring mechanism arranged in the dilution box 1 and a stirring driving mechanism for driving the stirring mechanism to rotate, a waste water inlet pipe 4-1 is arranged at the upper part of one side of the dilution box 1, a water inlet pipe 4-2 is arranged in the middle of one side of the dilution box 1, a liquid outlet pipe 7 is arranged at the lower part of the other side of the dilution box 1, the first control module comprises a first controller 1-1, and the stirring driving mechanism is controlled by the first controller 1-1;
the degradation catalytic separation mechanism comprises a base support, a separation chamber arranged on the base support, a catalytic mechanism arranged in the separation chamber and an aeration mechanism arranged at the bottom of the separation chamber, wherein a titanium dioxide particle catalyst is arranged in the separation chamber, the separation chamber comprises an upper separation chamber 11, a middle degradation catalytic chamber 33 and a recovery chamber which are sequentially communicated from top to bottom, the aeration mechanism is communicated with the recovery chamber, a separation mechanism for separating the degraded purified water and the titanium dioxide particle catalyst is arranged in the upper separation chamber 11, the catalytic mechanism is positioned in the middle degradation catalytic chamber 33, the catalytic mechanism and the middle degradation catalytic chamber 33 are coaxially arranged, the catalytic mechanism comprises a quartz glass cylinder 32 coaxially arranged with the middle degradation catalytic chamber 33 and a plurality of ultraviolet lamps 31 embedded in the quartz glass cylinder 32 and arranged along the height direction of the quartz glass cylinder 32, the ultraviolet lamps 31 are uniformly distributed along the circumferential direction of the quartz glass cylinder 32, the second control module comprises a second controller 2-1, and the separation mechanism is controlled by the second controller 2-1.
As shown in fig. 5, in this embodiment, the separating mechanism includes a hanging shaft 18 disposed in the top of the upper separating chamber 11, a plurality of separating plates 19 fitted around the hanging shaft 18, and an inclination adjusting member for adjusting an inclination state of the separating plates 19, and the inclination adjusting member includes a pulling rope 27 sequentially connected to lower ends of the plurality of separating plates 19, a guide pulley 28 disposed at one side of the upper separating chamber 11 and around which the pulling rope 27 is wound, a winding shaft 24 around which the pulling rope 27 is wound, and a winding motor 25 for driving the winding shaft 24 to rotate; the output end of the second controller 2-1 is connected with a winding motor driver 25-1 for driving a winding motor 25 to rotate, and the lower end of the separation plate 19 can be deviated, inclined or vertically arranged under the action of a traction rope 27.
In the present embodiment, as shown in fig. 4, the upper part of the middle degradation catalyst chamber 33 is provided with a mounting support 30 for mounting a quartz glass cylinder 32, the cross section of the middle degradation catalyst chamber 33 is regular octagon, the mounting support 30 comprises an outer connecting seat 30-1 fixedly connected with the inner side wall of the middle degradation catalyst chamber 33 and an inner connecting seat 30-3 connected with the outer connecting seat 30-1, the outer connecting seat 30-1 is a regular octagonal connecting seat, the inner connecting seat 30-3 is a circular ring connecting seat, a plurality of connecting plates 30-2 are arranged between the outer connecting seat 30-1 and the inner connecting seat 30-3, a plurality of connecting plates 30-2 are uniformly distributed along the circumference of the inner connecting seat 30-3, the inner connecting seat 30-3 is internally provided with a buffer layer 30-4, and the outer side wall of the quartz glass cylinder 32 is tightly contacted with the buffer layer 30-4.
In this embodiment, the recycling chamber is composed of an upper recycling chamber 12-1 and a lower recycling chamber 12-2, the cross section of the upper recycling chamber 12-1 is octagonal, the cross section of the lower recycling chamber 12-2 is circular, the cross section of the upper recycling chamber 12-1 is gradually reduced from top to bottom, the cross section of the lower recycling chamber 12-2 is gradually reduced from top to bottom, and a solid discharge pipe 40 is disposed at the bottom center of the lower recycling chamber 12-2.
As shown in fig. 3, in this embodiment, the aeration mechanism includes an inflator 37 and a vent pipe 39 connected to the inflator 37, the bottom of the lower recovery chamber 12-2 is provided with a plurality of aeration discs 36, the vent pipe 39 is connected to the aeration discs 36, the plurality of aeration discs 36 are uniformly distributed along the circumferential direction of the bottom of the lower recovery chamber 12-2, the center of the circumference surrounded by the plurality of aeration discs 36 and the center of the inner circumference of the silica glass cylinder 32 are located on the same straight line, the diameter of the circumference surrounded by the plurality of aeration discs 36 is smaller than the diameter of the inner circumference of the silica glass cylinder 32, and the vent pipe 39 is provided with an aeration valve 38.
As shown in fig. 2, in this embodiment, the stirring mechanism includes a stirring shaft 2 vertically extending into the dilution tank 1 and a plurality of stirring blades 3 arranged along the length direction of the stirring shaft 2, the stirring driving mechanism is a stirring motor 10, an output shaft of the stirring motor 10 is in transmission connection with the stirring shaft 2 through a coupling 9, and a motor tank 8 for installing the stirring motor 10 is arranged on the dilution tank 1; the output end of the first microcontroller 1-1 is connected with a stirring motor driver 10-1 for driving a stirring motor 10 to rotate;
the upper part of one side of the middle degradation catalysis chamber 33 is provided with a dilution liquid inlet pipe 14, and the lower part of the other side of the middle degradation catalysis chamber 33 is provided with a clear water discharge pipe 34;
the waste water inlet pipe 4-1 is provided with a waste water inlet valve 5-1, the water inlet pipe 4-2 is provided with a clear water inlet valve 5-2, the liquid outlet pipe 7 is provided with a diluent outlet valve 6, the diluent inlet pipe 14 is provided with a diluent inlet valve 15, the clear water outlet pipe 34 is provided with a clear water outlet valve 35, the solid liquid outlet pipe 40 at the bottom of the separation chamber is provided with a solid liquid outlet valve 41, and the liquid outlet pipe 7 is connected with the diluent inlet pipe 14 through a liquid conveying pipe 7-1.
In this embodiment, the first controller 1-1 and the second controller 2-1 are a single chip, an ARM microcontroller, a DSP microcontroller, or other microcontrollers capable of implementing their functions.
In this embodiment, the first controller 1-1 and the second controller 2-1 are both STC89C52 single-chip microcomputers.
In the embodiment, further, the stirring motor driver 10-1 and the winding motor driver 25-1 are both step motor drivers, which refer to a 3DM2080 step motor driver.
In the present embodiment, further, the stirring motor 10 and the winding motor 25 are both stepping motors, which are referred to as 130BYG350D stepping motors.
As shown in fig. 8, in specific implementation, the agitator motor driver 10-1 is a stepper motor driver P1 with a model number of 3DM2080, the agitator motor 10 is a stepper motor M1 with a model number of 130BYG350D, a PLS-pin of the stepper motor driver P1, a DIR-pin of the stepper motor driver P1, and an ENA-pin of the stepper motor driver P1 are respectively connected to a P0.0 pin, a P0.1 pin, and a P0.2 pin of the first controller 1-1, a PLS + pin, a DIR + pin, and an ENA + pin of the stepper motor driver P1 are all connected to a 5V power output terminal, and a U, V, W three-phase output terminal of the stepper motor driver P1 is respectively connected to a U, V, W three-phase input terminal of the stepper motor M1.
As shown in fig. 9, in specific implementation, the winding motor driver 25-1 is a stepping motor driver P2 with a model number of 3DM2080, the winding motor 25 is a stepping motor M2 with a model number of 130BYG350D, a PLS-pin of the stepping motor driver P2, a DIR-pin of the stepping motor driver P2, and an ENA-pin of the stepping motor driver P2 are respectively connected to a P1.3 pin, a P1.4 pin, and a P1.5 pin of the second controller 2-1, a PLS + pin, a DIR + pin, and an ENA + pin of the stepping motor driver P2 are all connected to a 5V power output terminal, and a U, V, W three-phase output terminal of the stepping motor driver P2 is respectively connected to a U, V, W three-phase input terminal of the stepping motor M2.
In the embodiment, the diluting mechanism is arranged to dilute the organic wastewater, so that the chemical oxygen demand is reduced, and the defect of low light source penetration rate of the organic wastewater in the separation chamber is overcome.
In this embodiment, the aeration mechanism is provided for the purpose of: firstly, enough oxygen is provided for the diluted organic wastewater in the separation chamber, and the diluted organic wastewater is easy to degrade; secondly, the titanium dioxide particle catalyst and the diluted organic wastewater are fully mixed and are in a fluidized state, so that the effective contact area of the titanium dioxide particle catalyst and the diluted organic wastewater is increased, and the reaction rate is increased; thirdly, in order to enable the diluted organic wastewater mixed with the titanium dioxide particle catalyst to flow upwards, the diluted organic wastewater flows into the separation chamber 11 after passing through the degradation area in the quartz glass cylinder 32 for oxidative degradation reaction, so that the diluted organic wastewater is separated from the titanium dioxide particle catalyst, and the titanium dioxide particle catalyst is convenient to recycle.
In this embodiment, the ultraviolet lamp 31 is provided because the light source must be capable of providing photons of semiconductor band gap energy, the band gap energy of titanium dioxide is 3.2 electron volts, a lamp emitting a wavelength of 380 nm or shorter can be used as the radiation source, and the ultraviolet lamp can emit a wavelength of 350 nm to 380 nm. The titanium dioxide as a catalyst must absorb enough photons to perform the catalytic action, so the ultraviolet lamp 31 can just provide the photons, so that the titanium dioxide is activated, and the organic wastewater after dilution is degraded more fully.
In this embodiment, during the specific implementation, 8 ultraviolet lamps are uniformly distributed in the quartz glass cylinder 32, so as to increase the illumination area and make the illumination uniform, and on the premise of not increasing the floor area, the ratio of the illumination area of the reactor to the volume of the diluted organic wastewater solution is increased, so that the reaction rate is increased, and the reaction time is shortened; meanwhile, diluted organic wastewater outside the quartz glass cylinder 32 can also obtain a light source, so that the catalytic effect is greatly improved, and the expansion of the device can be realized.
In this embodiment, the quartz glass cylinder 32 is provided to reduce the absorption of ultraviolet light, improve the transmittance, greatly improve the utilization rate of the light source, and improve the catalytic effect.
In the embodiment, titanium dioxide particles are used as the catalyst, so that the titanium dioxide catalyst has the characteristics of low cost, no secondary pollution, high catalytic activity and no toxicity, and is an ideal catalytic material.
In this embodiment, the cross section of the middle degradation catalysis chamber is regular octagon, which is to reflect the ultraviolet light emitted by the ultraviolet lamp 31, so as to provide more photons for the titanium dioxide particle catalyst, and facilitate the catalysis of the titanium dioxide particles.
In this embodiment, the pulling rope 27 is provided to tighten the pulling rope 27, and in the process of tightening the pulling rope 27, the pulling rope 27 gives a pulling force to the lower end of the separation plate 19, so that the lower end of the separation plate 19 moves along with the pulling rope 27, and the separation plate 19 is obliquely arranged because the upper end of the separation plate 19 is limited; meanwhile, when the separation plate 19 is required to be vertically arranged, the traction rope 27 is loosened, and the lower end of the separation plate 19 is reset by self-weight in the process of loosening the traction rope 27, so that the separation plate 19 is vertically arranged.
In this embodiment, the plurality of separation plates 19 are provided for firstly adjusting the separation plates 19 to be obliquely arranged in the degradation catalysis process of the diluted organic wastewater, and on the one hand, for increasing the contact area between the diluted organic wastewater and the separation plates 19; on the other hand, the settling height of the titanium dioxide particle catalyst particles is reduced, and the settling time of the solid titanium dioxide particle catalyst particles is greatly shortened, so that the separation efficiency of the catalyst is greatly improved; secondly, the separation plate 19 is adjusted to be vertically arranged after the titanium dioxide particle catalyst particles are settled, so that the titanium dioxide particle catalyst particles settled by the separation plate 19 fall back to the middle degradation catalysis chamber 33 by self weight to participate in the degradation catalysis of the diluted organic wastewater, the recovery and reuse of the titanium dioxide particle catalyst particles are realized, the separation efficiency is improved, and the separation cost is reduced.
In this embodiment, the winding motor 25 is arranged to facilitate the rotation of the winding shaft 24 driven by the rotation of the winding motor 25, so as to tighten or loosen the traction rope 27 wound on the winding shaft 24, and the adjustment is convenient.
In this embodiment, in practical implementation, a top side door capable of opening and closing is disposed on a top side of the upper separation chamber 11.
In this embodiment, during specific implementation, two ends of the suspension shaft 18 are provided with first flanges 21, the inner side wall of the upper separation chamber 11 is provided with second flanges 22, and the first flanges 21 and the second flanges 22 are detachably connected through screws.
In this embodiment, the inner side wall of the upper separation chamber 11 is provided with a chute 16, and the end of the suspension shaft 18 is provided with a slide block 17.
In this embodiment, the sliding groove 16 and the sliding block 17 are provided, so that when the separating plate 19 needs to be washed after the separating plate 19 works for a long time, the screws are removed in advance, the first flange 21 and the second flange 22 are loosened, the sliding block 17 of the suspension shaft 18 is limited through the sliding groove 16, the suspension shaft 18 and the separating plate 19 are limited, and after the removal is completed, the separating mechanism is manually removed out of the upper separating chamber 11.
In this embodiment, in specific implementation, the output shaft of the winding motor 25 is in transmission connection with the winding shaft 24 through a coupling.
In this embodiment, during specific implementation, the suspension shaft 18 is provided with a plurality of suspension grooves for sleeving the top end of the separation plate 19, and meanwhile, the middle part of the top end of the separation plate 19 is provided with a through hole. The through hole at the top end of the separation plate 19 is sleeved in the suspension groove on the suspension shaft 18, on one hand, the sliding of the separation plates 19 is avoided, and the situation that the separation of the titanium dioxide granular catalyst cannot be realized due to the crowding of the separation plates 19 is avoided; on the other hand, it is to provide a space for movement of the top end of the separation plate 19 so that damage to the separation plate 19 is avoided when the low top end of the separation plate 19 is inclined.
In this embodiment, when implemented, one side of the upper separation chamber 11 is provided with a pulley mounting plate 29 for mounting the guide pulley 28 and a motor mounting plate 26 for mounting the winding motor 25.
In this embodiment, in practical implementation, the winding shaft 24 is provided with two positioning discs 23, and the other end of the pulling rope 27 is wound between the two positioning discs 23.
In this embodiment, the cross section of the upper separation chamber 11 may be regular octagon.
In this embodiment, the external connection socket 30-1 is provided to be fixedly connected to the inner sidewall of the middle degradation catalytic chamber 33, so that the internal connection socket 30-3 is fixed by fixing the external connection socket 30-1, and the internal connection socket 30-3 is provided to facilitate the installation of the quartz glass cylinder 32, so that the quartz glass cylinder 32 is suspended inside the middle degradation catalytic chamber 33.
In this embodiment, the plurality of connection plates 30-2 are provided to connect the outer connection seat 30-1 and the inner connection seat 30-3, so that the outer connection seat 30-1 and the inner connection seat 30-3 are connected as a whole, thereby improving the stability of the mounting bracket 30; in addition, the plurality of connecting plates 30-2 are arranged at intervals so that a gap is provided between adjacent two connecting plates 30-2 to facilitate communication between the inner region of the silica glass cylinder 32 and the outer region of the silica glass cylinder 32.
In this embodiment, the buffer layer 30-4 is disposed in the inner connecting seat 30-3 to facilitate the installation of the quartz glass cylinder 32, thereby preventing the damage of the quartz glass cylinder 32.
In this embodiment, the cross section of the upper recycling chamber 12-1 is regular octagon, and the reason why the cross section of the upper recycling chamber 12-1 gradually decreases from top to bottom is as follows: first, to adapt the cross-sectional shape of the middle degradation catalyst chamber 33, thereby facilitating the connection of the bottom of the middle degradation catalyst chamber 33 to the lower recovery chamber 12-2; secondly, in the process of multiple circulating flows of the diluted organic wastewater, titanium dioxide particle catalyst particles in the diluted organic wastewater can better enter the lower recovery chamber 12-2 through the upper recovery chamber 12-1, so that the titanium dioxide particle catalyst particles can be conveniently collected; thirdly, the cross section of the lower recovery chamber 12-2 is reduced, and the volume of the lower recovery chamber 12-2 is reduced, so that the recovery of the titanium dioxide particle catalyst is facilitated.
In this embodiment, the cross section of the lower recovery chamber 12-2 is gradually reduced from top to bottom, so that the titania particles entering the lower recovery chamber 12-2 can better fall into the bottom center of the lower recovery chamber 12-2, and the collection of the titania particles is facilitated.
In this embodiment, the base support includes a support case 13 and a leg 13-1 disposed at the bottom of the support case 13.
In this embodiment, the rack housing 13 is hollow so that the lower recovery chamber 12-2 can be inserted into the rack housing, and the separation chamber is fixed by fixing the lower recovery chamber 12-2. In addition, the installation of the aeration mechanism is convenient.
In this embodiment, in specific implementation, a peristaltic pump is disposed between the liquid outlet pipe 7 and the liquid conveying pipe 7-1, so as to convey the diluted organic wastewater.
When the utility model is used, firstly, the wastewater inlet valve 5-1 is operated to be opened, and organic wastewater is introduced into the dilution tank 1 through the wastewater inlet pipe 4-1; operating a clear water inlet valve 5-2 to open, and introducing tap water into the dilution tank 1 through a water inlet pipe 4-2; meanwhile, the first controller 1-1 controls the stirring motor 10 to rotate, and the stirring motor 10 rotates to drive the stirring shaft 2 to rotate, so that the organic wastewater and tap water are fully mixed, and diluted organic wastewater is obtained; then operating a diluent outlet valve 6 and a diluent inlet valve 15 to open, and allowing the diluted organic wastewater to sequentially pass through a liquid outlet pipe 7, a liquid conveying pipe 7-1 and a diluent inlet pipe 14 to enter the separation chamber until the separation chamber is filled with the diluted organic wastewater; next, the desired titanium dioxide particulate catalyst is added to the separation chamber.
The specific process of catalytic degradation and separation of the diluted organic wastewater is as follows:
turning on the ultraviolet lamp 31, and simultaneously turning on the air charging pump 37 and the air charging valve 38, and aerating the separation chamber through the air vent pipe 39 and the aeration disc 36; under the aeration action of the aeration disc 36 and the irradiation of the ultraviolet lamp 31, the titanium dioxide particle catalyst is activated, and organic matters in the diluted organic wastewater are oxidized into carbon dioxide and water to obtain degraded purified water; separating the degraded purified water from the titanium dioxide particle catalyst to obtain an upper layer clear water and a lower layer solid-liquid mixture; wherein, the lower layer solid-liquid mixture comprises clear water and a titanium dioxide particle catalyst; operating a clear water discharge valve 35 to open, discharging the upper clear water through a clear water discharge pipe 34, and realizing primary separation; the solid-liquid discharge valve 41 is operated to open, and the solid-liquid mixture at the lower layer is discharged through the solid-liquid discharge pipe 40, so that the secondary separation is realized, and the titanium dioxide particle catalyst is recovered.
In this embodiment, in the actual use process, the upper separation chamber is provided with a powder feeding pipe for adding the titanium dioxide particle catalyst.
In this embodiment, in an actual use process, the upper separation chamber is further provided with an exhaust pipe for exhausting carbon dioxide gas and the like.
In this embodiment, the specific process of performing catalytic degradation on the diluted organic wastewater is as follows:
firstly, the second controller 2-1 controls the winding motor 25 to rotate through the winding motor driver 25-1, the winding motor 25 rotates to drive the winding shaft 24 to rotate, so that the number of turns of the traction rope 27 wound on the winding shaft 24 is reduced, and in the process of loosening the traction rope 27, the lower end of the separation plate 19 is reset by self weight, so that the separation plate 19 is vertically arranged; secondly, under the aeration action of the aeration disc 36, air is blown into the diluted organic wastewater in the separation chamber, so that the diluted organic wastewater is fully mixed with the titanium dioxide particle catalyst; meanwhile, under the aeration action of the aeration disc 36, the diluted organic wastewater is mixed with titanium dioxide particle catalyst to move upwards and enter a degradation area in the quartz glass cylinder 32; then under the irradiation of an ultraviolet lamp 31, the titanium dioxide particle catalyst absorbs ultraviolet light emitted by the ultraviolet lamp and then is activated, the titanium dioxide particle catalyst generates electrons and holes, the holes generated by the titanium dioxide particle catalyst have oxidability, the holes generated by the titanium dioxide particle catalyst react with water adsorbed on the surface of the titanium dioxide particle catalyst to generate hydroxyl radicals, the hydroxyl radicals oxidize organic matters in the diluted organic wastewater into carbon dioxide and water, a primary degradation reaction is completed, and a primary degraded liquid is obtained; and finally, repeating for many times, and degrading the diluted organic wastewater to obtain the degraded purified water.
In this embodiment, the specific process of separating the degraded purified water from the titanium dioxide particle catalyst to obtain the upper clear water and the lower solid-liquid mixture is as follows:
firstly, the second controller 2-1 controls the winding motor 25 to rotate reversely through the winding motor driver 25-1, the winding motor 25 rotates reversely to drive the winding shaft 24 to rotate reversely, so that the number of turns of the traction rope 27 wound on the winding shaft 24 is increased, the traction rope 27 is tightened, in the process of tightening the traction rope 27, the top end of the separating plate 19 is limited by the hanging groove of the hanging shaft 18, the lower end of the separating plate 19 deviates along with the traction rope 27, and the separating plate 19 is obliquely arranged; secondly, under the aeration action of the aeration disc 36, the degraded purified water continuously moves upwards to enter the upper separation chamber 11, when the degraded purified water passes through the inclined separation plate 19 in the upper separation chamber 11, the degraded purified water falls to the middle degradation catalytic chamber 33 again along the inclined separation plate 19 by the action of self weight, and titanium dioxide particle catalysts mixed in the degraded purified water are gathered and precipitated on the inclined separation plate 19, so that the degraded purified water and the titanium dioxide particle catalysts are separated for one time; repeating for many times to complete the separation of the clear water and the titanium dioxide particle catalyst and obtain the upper clear water and the lower solid-liquid mixture.
In this embodiment, when the separation plate 19 is obliquely arranged, an included angle between the separation plate 19 and the vertical direction is 10 ° to 30 °.
The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and the equivalent structure change of doing above embodiment the utility model discloses technical scheme's within the scope of protection.
Claims (6)
1. The utility model provides an organic waste water degradation catalytic separation device which characterized in that: the device comprises a diluting mechanism for diluting organic wastewater, a degradation catalysis separation mechanism for degrading and catalyzing the diluted organic wastewater, a first control module for controlling the diluting mechanism and a second control module for controlling the degradation catalysis separation mechanism, wherein the degradation catalysis separation mechanism is used for degrading and catalyzing the diluted organic wastewater to obtain purified water after degradation;
the dilution mechanism comprises a dilution box (1), a stirring mechanism arranged in the dilution box (1) and a stirring driving mechanism for driving the stirring mechanism to rotate, wherein a waste water inlet pipe (4-1) is arranged at the upper part of one side of the dilution box (1), a water inlet pipe (4-2) is arranged in the middle of one side of the dilution box (1), a liquid outlet pipe (7) is arranged at the lower part of the other side of the dilution box (1), the first control module comprises a first controller (1-1), and the stirring driving mechanism is controlled by the first controller (1-1);
the degradation catalysis separation mechanism comprises a base support, a separation chamber arranged on the base support, a catalysis mechanism arranged in the separation chamber and an aeration mechanism arranged at the bottom of the separation chamber, wherein a titanium dioxide particle catalyst is arranged in the separation chamber, the separation chamber comprises an upper separation chamber (11), a middle degradation catalysis chamber (33) and a recovery chamber which are sequentially communicated from top to bottom, the aeration mechanism is communicated with the recovery chamber, a separation mechanism used for separating the degraded purified water and the titanium dioxide particle catalyst is arranged in the upper separation chamber (11), the catalysis mechanism is positioned in the middle degradation catalysis chamber (33), the catalysis mechanism and the middle degradation catalysis chamber (33) are coaxially arranged, the catalysis mechanism comprises a quartz glass cylinder (32) coaxially arranged with the middle degradation catalysis chamber (33) and a plurality of ultraviolet lamps (31) which are embedded into the quartz glass cylinder (32) and are arranged along the height direction of the quartz glass cylinder (32), the ultraviolet lamps (31) are uniformly distributed along the circumferential direction of the quartz glass cylinder (32), the second control module comprises a second controller (2-1), and the separation mechanism is controlled by the second controller (2-1).
2. The catalytic separation device for degrading organic wastewater according to claim 1, wherein: the separating mechanism comprises a hanging shaft (18) arranged in the top of the upper separating chamber (11), a plurality of separating plates (19) sleeved on the hanging shaft (18) and an inclination adjusting part for adjusting the inclination state of the separating plates (19), wherein the inclination adjusting part comprises a traction rope (27) sequentially connected with the lower ends of the separating plates (19), a guide pulley (28) arranged on one side of the upper separating chamber (11) and used for the traction rope (27) to pass around, a winding shaft (24) used for the traction rope (27) to wind, and a winding motor (25) used for driving the winding shaft (24) to rotate; the output end of the second controller (2-1) is connected with a winding motor driver (25-1) for driving a winding motor (25) to rotate, and the lower end of the separation plate (19) can be deviated, inclined or vertically arranged under the action of a traction rope (27).
3. The catalytic separation device for degrading organic wastewater according to claim 1, wherein: the inner upper part of the middle degradation catalysis chamber (33) is provided with an installation support (30) for installing a quartz glass cylinder (32), the cross section of the middle degradation catalysis chamber (33) is in a regular octagon shape, the installation support (30) comprises an outer connecting seat (30-1) fixedly connected with the inner side wall of the middle degradation catalysis chamber (33) and an inner connecting seat (30-3) connected with the outer connecting seat (30-1), the outer connecting seat (30-1) is a regular octagon connecting seat, the inner connecting seat (30-3) is a circular ring connecting seat, a plurality of connecting plates (30-2) are arranged between the outer connecting seat (30-1) and the inner connecting seat (30-3), the connecting plates (30-2) are uniformly distributed along the circumference of the inner connecting seat (30-3), a buffer layer (30-4) is arranged in the inner connecting seat (30-3), the outer side wall of the quartz glass cylinder (32) is in close contact with the buffer layer (30-4).
4. The catalytic separation device for degrading organic wastewater according to claim 1, wherein: the recycling chamber comprises an upper recycling chamber (12-1) and a lower recycling chamber (12-2), the cross section of the upper recycling chamber (12-1) is octagonal, the cross section of the lower recycling chamber (12-2) is circular, the cross section of the upper recycling chamber (12-1) is gradually reduced from top to bottom, the cross section of the lower recycling chamber (12-2) is gradually reduced from top to bottom, and a solid discharge pipe (40) is arranged at the center of the bottom of the lower recycling chamber (12-2).
5. The catalytic separation device for degrading organic wastewater according to claim 1, wherein: aeration mechanism includes pump (37) and breather pipe (39) of being connected with pump (37), the bottom of retrieving room (12-2) down is provided with a plurality of aeration dish (36), breather pipe (39) are connected with aeration dish (36), and a plurality of aeration dish (36) are along the bottom circumferencial direction equipartition of retrieving room (12-2) down, and the center of the circumference that a plurality of aeration dish (36) enclose is located the collinear with the center of the interior circumference of a quartz glass section of thick bamboo (32), and the circumference diameter that a plurality of aeration dish (36) enclose is less than the interior circumference diameter of a quartz glass section of thick bamboo (32), be provided with inflation valve (38) on breather pipe (39).
6. The catalytic separation device for degrading organic wastewater according to claim 1, wherein: the stirring mechanism comprises a stirring shaft (2) vertically extending into the dilution box (1) and a plurality of stirring blades (3) distributed along the length direction of the stirring shaft (2), the stirring driving mechanism is a stirring motor (10), an output shaft of the stirring motor (10) is in transmission connection with the stirring shaft (2) through a coupler (9), and a motor box (8) for mounting the stirring motor (10) is arranged on the dilution box (1); the output end of the first controller (1-1) is connected with a stirring motor driver (10-1) for driving a stirring motor (10) to rotate;
a dilution liquid inlet pipe (14) is arranged at the upper part of one side of the middle degradation catalysis chamber (33), and a clear water discharge pipe (34) is arranged at the lower part of the other side of the middle degradation catalysis chamber (33);
it advances waste water valve (5-1) to be provided with on waste water pipe (4-1), be provided with on inlet tube (4-2) and advance clear water valve (5-2), be provided with out diluent valve (6) on drain pipe (7), it advances diluent valve (15) to be provided with on diluent pipe (14) to advance, it arranges clear water valve (35) to be provided with on clear water pipe (34) to arrange, be provided with on the row solid liquid pipe (40) of separation chamber bottom and arrange solid liquid valve (41), drain pipe (7) are connected with into diluent pipe (14) through transfer line (7-1).
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| CN201921306976.6U CN210683287U (en) | 2019-08-13 | 2019-08-13 | Organic waste water degradation catalytic separation device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110330073A (en) * | 2019-08-13 | 2019-10-15 | 陕西师范大学 | A kind of organic wastewater degraded catalytic separation device and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110330073A (en) * | 2019-08-13 | 2019-10-15 | 陕西师范大学 | A kind of organic wastewater degraded catalytic separation device and method |
| CN110330073B (en) * | 2019-08-13 | 2024-06-04 | 陕西师范大学 | Organic wastewater degradation catalytic separation device and method |
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