High-temperature evaporation demulsification device for emulsion wastewater treatment

Abstract

The utility model relates to the technical field of wastewater treatment, in particular to a high-temperature evaporation demulsification device for emulsion wastewater treatment, which comprises a high-temperature treatment box, a solid particle storage box arranged at the tail end of the high-temperature treatment box, a solid particle scraping structure arranged above the high-temperature treatment box, and a bubble generation rapid reaction structure arranged in the high-temperature treatment box. And the bubble generation rapid reaction structure comprises an air compression assembly, an air inlet assembly and a hollow-core bubble plate, the tail end face of the high-temperature treatment box is symmetrically communicated with quantity control material pipes, and the tail end face of the solid particle storage box is communicated with a waste material pipe opening. According to the utility model, a large number of tiny bubbles can be generated through the bubble generation rapid reaction structure, and the tiny bubbles can be rapidly attached to the surfaces of suspended solids separated by high-temperature evaporation demulsification, so that the suspended solids separated from emulsion wastewater rapidly float on the surfaces; therefore, small suspended solids can float on the surface, and the demulsification effect can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of high-temperature evaporation demulsification devices for emulsion wastewater treatment, belong to wastewater treatment technical field. BACKGROUND

[0002] Emulsion wastewater treatment is an important link in modern industrial environmental protection, and emulsion wastewater is mainly derived from emulsion used in industrial processes such as mechanical manufacturing and metal processing. It has complex composition and contains a large amount of harmful substances such as heavy metals, organic matter and surfactants. If it is discharged directly without treatment, it will cause serious pollution to surface water, groundwater and soil environment. The treatment of emulsion wastewater can effectively reduce environmental pollution and protect water environment.

[0003] For the treatment of emulsion wastewater, a common way is to use a high-temperature evaporation demulsification device to demulsify the emulsion wastewater at high temperature, and then collect the suspended solids after demulsification to achieve the treatment of emulsion wastewater. However, the existing high-temperature evaporation demulsification device for emulsion wastewater treatment often cannot separate some small solid suspensions from the solution when treating emulsion wastewater. These small solid suspensions cannot float on the surface of the solution and are difficult to filter out by filtration, resulting in poor demulsification effect. SUMMARY

[0004] In view of the deficiencies of the prior art, the utility model provides a high-temperature evaporation demulsification device for emulsion wastewater treatment which is helpful for the floating separation of small solid suspensions.

[0005] The utility model solves the above technical problems by adopting the following technical scheme: a high-temperature evaporation demulsification device for emulsion wastewater treatment, comprising a high-temperature treatment box, a solid particle storage box is arranged at the tail end of the high-temperature treatment box, a solid particle scraping structure is arranged above the high-temperature treatment box, a bubble generating rapid reaction structure is arranged in the high-temperature treatment box, the bubble generating rapid reaction structure comprises an air compression assembly arranged on the front end face of the high-temperature treatment box, a gas inlet assembly connected below the air compression assembly, and an air core bubble plate installed in the inner cavity bottom of the high-temperature treatment box, a controlled-amount pipe is symmetrically connected to the tail end face of the high-temperature treatment box, and a waste pipe is connected to the tail end face of the solid particle storage box.

[0006] Further, the air compression assembly comprises a fixed plate, a compression cavity arranged outside the fixed plate, a first rotor rotatably installed on one side of the compression cavity, a second rotor rotatably installed on the other side of the compression cavity and engaged with the first rotor, a first motor arranged on the first rotor, a second motor arranged on the second rotor, and a cover plate sealed on the opening end of the compression cavity.

[0007] Further, the air inlet assembly comprises an air inlet cavity pipe, air inlet fans arranged at openings of two ends of the air inlet cavity pipe, and filter screens installed on surfaces of the openings of the two ends of the air inlet cavity pipe.

[0008] Further, the compression cavity is connected with the air inlet cavity pipe through a first air pipe, and the compression cavity is connected with the air bubble plate through a second air pipe.

[0009] Further, the air bubble plate is fixedly installed at a bottom of an inner cavity of the high-temperature treatment box, and the fixed plate is fixedly installed at a front end surface of the high-temperature treatment box.

[0010] Further, the solid particle scraping structure comprises two electric sliding rails, a connecting rod arranged between the two electric sliding rails, a scraper arranged below the connecting rod, and a plurality of connecting columns arranged between the scraper and the connecting rod.

[0011] Further, the high-temperature treatment box comprises a reaction inner cavity, a supporting shell sleeved outside the reaction inner cavity, an electric heating module arranged between the reaction inner cavity and the supporting shell, and a supporting block arranged between the reaction inner cavity and the supporting shell.

[0012] Further, the material control pipe comprises a material outlet pipe and a first electric control valve arranged on the material outlet pipe, and a second electric control valve arranged on the waste pipe.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] The application can generate a large number of small bubbles through the bubble generation rapid reaction structure, and the small bubbles can quickly adhere to the surface of the solid suspended matter separated from the emulsion wastewater due to high-temperature evaporation and demulsification, so that the solid suspended matter separated from the emulsion wastewater can quickly float on the surface, thereby helping to improve the demulsification effect. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a whole front end structure schematic view of the utility model;

[0016] Figure 2 It is a bubble generation rapid reaction structure schematic view of the utility model;

[0017] Figure 3 It is an air compression assembly exploded view of the utility model;

[0018] Figure 4 It is an air compression assembly half-section view of the utility model;

[0019] Figure 5A solid particle scraping structure schematic view of the utility model is shown in the figure.

[0020] Figure 6 A whole half section structure schematic view of the utility model is shown in the figure.

[0021] Figure 7 A whole rear end structure schematic view of the utility model is shown in the figure.

[0022] In the figure, 1, high temperature processing box, 2, solid particle storage box, 3, solid particle scraping structure, 4, bubble generating rapid reaction structure, 5, air compression assembly, 6, air inlet assembly, 7, hollow bubble plate, 8, controlled material pipe, 9, waste pipe, 10, fixed plate, 11, compression cavity, 12, first rotor, 13, second rotor, 14, second motor, 15, cover plate, 16, air inlet cavity pipe, 17, air inlet fan, 18, metal filter screen, 19, first air pipe, 20, second air pipe, 21, electric sliding rail, 22, connecting rod, 23, scraper, 24, connecting column, 25, reaction inner cavity, 26, supporting shell, 27, electric heating module, 28, supporting block, 29, discharge pipe, 30, first electric control valve, 31, first motor, 32, second electric control valve. DETAILED DESCRIPTION

[0023] The technical scheme of the utility model will be described in further detail in combination with the drawings and specific embodiments.

[0024] As Figures 1-7As shown, the high-temperature evaporation demulsification device for emulsion wastewater treatment provided by the embodiment comprises a high-temperature treatment box 1, a solid particle storage box 2 arranged at the tail end of the high-temperature treatment box 1, a solid particle scraping structure 3 arranged on the upper side of the high-temperature treatment box 1, a bubble generation rapid reaction structure 4 arranged in the high-temperature treatment box 1, the bubble generation rapid reaction structure 4 comprising an air compression assembly 5 arranged on the front end surface of the high-temperature treatment box 1, an air inlet assembly 6 arranged in communication below the air compression assembly 5, and an air core bubble plate 7 arranged in the inner cavity bottom of the high-temperature treatment box 1 in communication with the air compression assembly 5, a controlled-amount material pipe 8 arranged in communication at the tail end surface of the high-temperature treatment box 1, and a waste material pipe 9 arranged in communication at the tail end surface of the solid particle storage box 2. The high-temperature treatment box 1 is used for high-temperature evaporation demulsification treatment of emulsion wastewater; the solid particle storage box 2 is used for temporary storage of solid suspensions separated by high-temperature evaporation demulsification in the emulsion; the solid particle scraping structure 3 is used for scraping the solid suspensions separated from the emulsion wastewater and floating on the surface into the solid particle storage box 2; the bubble generation rapid reaction structure 4 is used for generating a large number of tiny bubbles, which quickly adhere to the surface of the solid suspensions separated by high-temperature evaporation demulsification, so that the solid suspensions separated from the emulsion wastewater quickly float on the surface, thereby enabling smaller solid suspensions to also float on the surface; the air compression assembly 5 is used for inhaling external air and quickly compressing and delivering the inhaled air into the air core bubble plate 7; the air inlet assembly 6 is used for better entry of external air into the air compression assembly 5; the air core bubble plate 7 is used for the compressed air to quickly form tiny bubbles; the controlled-amount material pipe 8 is used for discharging the liquid after high-temperature evaporation demulsification from the high-temperature treatment box 1, while the discharge amount can be regulated to be the same as the feeding amount; and the waste material pipe 9 is used for discharging the solid particles in the solid particle storage box 2 to the outside of the device.

[0025] Further, as shown in Figure 2 , Figure 3 , Figure 4 and Figure 7 , the air compression assembly 5 comprises a fixed plate 10, a compression cavity 11 arranged on the outer side of the fixed plate 10, a first rotor 12 rotatably arranged in the compression cavity 11 on the left side, a second rotor 13 rotatably arranged in the compression cavity 11 on the right side and engaged with the first rotor 12, a first motor 31 arranged on the first rotor 12, a second motor 14 arranged on the second rotor 13, and a cover plate 15 capped on the opening end of the compression cavity 11; the fixed plate 10 is used for fixing the air compression assembly 5 on the high-temperature treatment box 1, the compression cavity 11 is used for storing and accommodating the first rotor 12 and the second rotor 13, the first rotor 12 and the second rotor 13 are engaged and rotated to form a negative pressure cavity between the compression cavity 11 and the cover plate 15, the first motor 31 is used for providing driving force for the rotation of the first rotor 12, and the second motor 14 is used for providing driving force for the rotation of the second rotor 13.

[0026] Further, as shown in Figure 2 , Figure 3 and Figure 4 , the air inlet assembly 6 comprises an air inlet cavity pipe 16, air inlet fans 17 arranged at the openings of the air inlet cavity pipe 16, and metal filter screens 18 installed on the surfaces of the openings of the air inlet cavity pipe 16; the air inlet cavity pipe 16 is used to fixedly support the two air inlet fans 17, the air inlet fans 17 are used to quickly introduce external air into the air inlet cavity pipe 16, and the metal filter screens 18 can effectively prevent foreign matters from entering the air inlet cavity pipe 16.

[0027] Further, as shown in Figure 2 , Figure 3 , Figure 4 and Figure 7 , the compression cavity 11 and the air inlet cavity pipe 16 are communicated through a first air pipe 19, and the compression cavity 11 and the hollow bubble plate 7 are communicated through a second air pipe 20; the first air pipe 19 is used to communicate the compression cavity 11 and the air inlet cavity pipe 16 together, and the second air pipe 20 is used to communicate the compression cavity 11 and the hollow bubble plate 7 together.

[0028] Further, as shown in Figure 1 and Figure 7 , the hollow bubble plate 7 is fixedly installed in the bottom of the inner cavity of the high-temperature treatment box 1 through bolts, and the fixed plate 10 is fixedly installed on the front end surface of the high-temperature treatment box 1 through bolts.

[0029] Further, as shown in Figure 1 , Figure 5 and Figure 7 , the solid particle scraping structure 3 comprises two electric sliding rails 21, a connecting rod 22 arranged between the two electric sliding rails 21, a scraper 23 arranged below the connecting rod 22, and a plurality of connecting columns 24 arranged between the scraper 23 and the connecting rod 22; the two electric sliding rails 21 can drive the connecting rod 22 to reciprocate at intervals above the high-temperature treatment box 1, the connecting rod 22 is used to connect the two electric sliding rails 21 together so that the two electric sliding rails 21 can move synchronously, the connecting rod 22 is also used to support and fix the scraper 23, the scraper 23 is used to scrape the solid suspended matters floating on the surface into the solid particle storage box 2, and the plurality of connecting columns 24 are used to connect the scraper 23 to the connecting rod 22.

[0030] Further, as shown in Figure 6As shown, the high-temperature treatment box 1 includes a reaction inner cavity 25, a supporting shell 26 sleeved outside the reaction inner cavity 25, an electric heating module 27 arranged between the reaction inner cavity 25 and the supporting shell 26, and a supporting block 28 arranged between the reaction inner cavity 25 and the supporting shell 26; the reaction inner cavity 25 is used to provide a storage container for the emulsion wastewater for reaction, the electric heating module 27 is used to evaporate and demulsify the emulsion wastewater in the reaction inner cavity 25 at high temperature, the supporting shell 26 is used to protect the reaction inner cavity 25 and the electric heating module 27, and the supporting block 28 is used to support the reaction inner cavity 25.

[0031] Further, as shown in Figure 1 、 Figure 6 and Figure 7 , the metering pipe 8 includes a discharge pipe 29 and a first electric control valve 30 arranged on the discharge pipe 29, and the waste pipe 9 is provided with a second electric control valve 32; the discharge pipe 29 is used to discharge the liquid after high-temperature evaporation and demulsification from the high-temperature treatment box 1, the first electric control valve 30 is used to control the same discharge amount as the feeding amount and control the opening and closing of the discharge pipe 29, and the second electric control valve 32 controls the opening and closing of the waste pipe 9.

[0032] As shown in Figures 1-7 , the principle of the high-temperature evaporation and demulsification device for emulsion wastewater treatment provided by the embodiment is as follows: when the device is used, the emulsion wastewater outlet pipe should be first arranged above the front end of the high-temperature treatment box 1, the emulsion wastewater is quickly injected into the high-temperature treatment box 1 until the high-temperature treatment box 1 is filled, and then the operation of the electric heating module 27 in the interlayer of the high-temperature treatment box 1 is stopped; the working electric heating module 27 will quickly heat the emulsion wastewater in the high-temperature treatment box 1, and the emulsion wastewater will be evaporated and demulsified at high temperature.

[0033] The air inlet fan 17 at the opening of the air inlet cavity pipe 16 starts to rotate, the rotating air inlet fan 17 blows the air outside into the air inlet cavity pipe 16, the first rotor 12 and the second rotor 13 are quickly engaged and rotated under the driving of the first motor 31 and the second motor 14, the engaged first rotor 12 and the second rotor 13 form a negative pressure vacuum cavity between the compression cavity 11 and the cover plate 15, the air entering the air inlet cavity pipe 16 is quickly sucked into the compression cavity 11, and the sucked air is quickly compressed and transported into the air core bubble plate 7, the air entering the air core bubble plate 7 becomes a large amount of micro-bubbles slowly floating to the surface of the solution, the emulsion wastewater will appear stratification under high-temperature evaporation, a large amount of solid suspended matter will float in the solution, and the micro-bubbles floating up will adhere to the solid suspended matter, so that the solid suspended matter will quickly float to the surface of the solution.

[0034] At this time, the scraper 23 starts to slide from the front end to the tail end of the high-temperature processing box 1 under the action of the two electric slide rails 21, and the solid floating matter floating on the surface of the solution in the high-temperature processing box 1 is scraped into the solid particle storage box 2 by the sliding scraper 23; the bubble rapid reaction structure 4 supports the solid floating matter in the solution to the surface as much as possible, and the scraper 23 moves back and forth intermittently under the action of the two electric slide rails 21 until the solid floating matter is completely scraped off, and finally the scraper 23 returns to the initial position under the action of the two electric slide rails 21.

[0035] The first electric control valve 30 is opened to make the processed solution in the high-temperature processing box 1 flow out from the discharge pipe 29 quickly, and when the solid particle storage box 2 is full, the second electric control valve 32 can be opened to make the solid floating matter flow out from the waste pipe 9.

[0036] The above description shows and describes the preferred embodiments of the utility model, and it should be understood that the utility model is not limited to the forms disclosed in the present text, and the changes and modifications made by the person skilled in the art without departing from the spirit and scope of the utility model should be within the protection scope of the claims attached to the utility model.

Claims

1. A high-temperature evaporation demulsification device for treating emulsion wastewater, comprising a high-temperature treatment box (1), characterized in that: The high-temperature treatment box (1) is provided with a solid particle storage box (2) at the tail end, a solid particle scraping structure (3) is arranged above the high-temperature treatment box (1), and a bubble generating rapid reaction structure (4) is arranged in the high-temperature treatment box (1); the bubble generating rapid reaction structure (4) comprises an air compression assembly (5) arranged on the front end face of the high-temperature treatment box (1), an air inlet assembly (6) communicated and arranged below the air compression assembly (5), and an air core bubble plate (7) communicated with the air compression assembly (5) and mounted at the bottom of the inner cavity of the high-temperature treatment box (1); the high-temperature treatment box (1) is provided with a controlled material pipe (8) symmetrically communicated at the tail end face, and the solid particle storage box (2) is provided with a waste pipe (9) communicated at the tail end face.

2. The high-temperature evaporation demulsification device for emulsion wastewater treatment according to claim 1, characterized in that: The air compression assembly (5) comprises a fixed plate (10), a compression cavity (11) arranged outside the fixed plate (10), a first rotor (12) rotatably mounted on one side of the compression cavity (11), a second rotor (13) rotatably mounted on the other side of the compression cavity (11) and engaged with the first rotor (12), a first motor (31) arranged on the first rotor (12), a second motor (14) arranged on the second rotor (13), and a cover plate (15) sealingly arranged at the opening end of the compression cavity (11).

3. The high-temperature evaporation demulsification device for emulsion wastewater treatment according to claim 2, characterized in that: The air inlet assembly (6) comprises an air inlet cavity pipe (16), an air inlet fan (17) arranged at the opening of the air inlet cavity pipe (16), and a filter screen (18) mounted on the surface of the opening of the air inlet cavity pipe (16).

4. The high-temperature evaporation demulsification device for emulsion wastewater treatment according to claim 3, characterized in that: The compression cavity (11) and the air inlet cavity pipe (16) are connected by a first air pipe (19), and the compression cavity (11) and the air core bubble plate (7) are connected by a second air pipe (20).

5. The high-temperature evaporation demulsification device for emulsion wastewater treatment according to claim 2, characterized in that: The air core bubble plate (7) is fixedly mounted at the bottom of the inner cavity of the high-temperature treatment box (1), and the fixed plate (10) is fixedly mounted at the front end face of the high-temperature treatment box (1).

6. The high-temperature evaporation demulsification device for emulsion wastewater treatment according to claim 1, characterized in that: The solid particle scraping structure (3) comprises two electric sliding rails (21), a connecting rod (22) arranged between the two electric sliding rails (21), a scraper (23) arranged below the connecting rod (22), and a plurality of connecting columns (24) arranged between the scraper (23) and the connecting rod (22).

7. The high-temperature evaporation demulsification device for emulsion wastewater treatment according to claim 1, characterized in that: The high-temperature treatment box (1) comprises a reaction inner cavity (25), a supporting shell (26) sleeved outside the reaction inner cavity (25), an electric heating module (27) arranged between the reaction inner cavity (25) and the supporting shell (26), and a supporting block (28) arranged between the reaction inner cavity (25) and the supporting shell (26).

8. The high-temperature evaporation demulsifying device for emulsion wastewater treatment according to claim 1, characterized in that: The controlled material pipe (8) comprises a discharge pipe (29) and a first electric control valve (30) arranged on the discharge pipe (29), and the waste pipe (9) is provided with a second electric control valve (32).

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