CN217676955U

CN217676955U - Be used for high COD waste water coagulating sedimentation of high salt to remove hard processing apparatus

Info

Publication number: CN217676955U
Application number: CN202221750456.6U
Authority: CN
Inventors: 单兴华; 鲍丙永; 李振华; 白渊涛; 柳金文; 刘维青
Original assignee: Beijing Zhongkuang Technology Group Co ltd
Current assignee: Beijing Zhongkuang Technology Group Co ltd
Priority date: 2022-07-06
Filing date: 2022-07-06
Publication date: 2022-10-28
Anticipated expiration: 2032-07-06

Abstract

The utility model discloses a be used for high COD waste water coagulating sedimentation of high salt to remove hard processing apparatus, including the sedimentation tank, the internally mounted of sedimentation tank has the wall frame of scraping, and the centre of scraping the wall frame has passed the guide bar, and the charging box is installed on the top of sedimentation tank. The utility model discloses it is rotatory that servo motor drives the guide bar, and the guide bar is connected with bracing piece screw drive for scrape the wall frame along the guide bar round trip movement in the sedimentation tank, scrape the wall to sedimentation tank inner wall surface and bottom and handle, strike off adnexed sediment pollutant, simultaneously, the puddler stirs the mixture at round trip movement's in-process to waste water, does benefit to the abundant coagulating sedimentation of waste water. The top of the sedimentation tank is provided with the feeding box in a crossing way, so that the range of feeding and spraying in the sedimentation tank is increased, the added coagulant and the flocculant are fully contacted with the wastewater, and the coagulation sedimentation in the wastewater is facilitated.

Description

Be used for high COD waste water coagulating sedimentation of high salt to remove hard processing apparatus

Technical Field

The utility model relates to a high COD waste water treatment technical field of high salt specifically is a be used for high COD waste water coagulating sedimentation of high salt to remove hard processing apparatus.

Background

The industries of steel, coal chemical industry, textile, paper making, natural gas and the like generate a large amount of high-salt wastewater every year, when the concentration of salt is more than 1%, the wastewater is called high-salt wastewater, and the wastewater contains a large amount of organic matters.

In order to remove organic matters in wastewater and reduce salinity, the design idea of the traditional treatment process is to remove the organic matters first and then remove the salt. The biochemical method is a commonly used method for degrading organic matters, but the microbial activity in the front-end biochemical treatment process is easily influenced due to the high salt content in the wastewater; the reverse osmosis method is one of the commonly used desalination processes, however, when the wastewater with high salt content is treated, the reverse osmosis membrane is easy to generate calcium and magnesium ion scaling, the energy consumption is increased due to high reverse osmosis pressure, and the problem of concentrated water discharge exists at the same time.

Therefore, when high-salt and high-COD wastewater is treated, the wastewater needs to be subjected to coagulating sedimentation and hardness removal treatment to remove part of large-particle impurities and pollutants, so that the subsequent wastewater is conveniently filtered and cleaned.

The invention discloses a treatment method and a treatment device for zero discharge of high-salt organic wastewater, which are disclosed in the patent CN202110984985.6 (CN 113480080A). The device adopts a filtering structure, and sequentially carries out pretreatment, first ultrafiltration, first reverse osmosis, ion exchange, photocatalytic oxidation, second ultrafiltration, neutralization, second reverse osmosis, silicon removal and external pressure type ultrafiltration treatment on the high-salt organic wastewater, then the high-salt organic wastewater enters nanofiltration treatment, and is selectively intercepted by nanofiltration, so that water produced by being rich in sodium chloride is subjected to reverse osmosis and sodium chloride evaporation crystallization treatment to produce sodium chloride, and concentrated solution rich in sodium sulfate is subjected to second photocatalytic oxidation reaction, ultrafiltration and sodium sulfate evaporation crystallization treatment to produce sodium sulfate. But the device is only suitable for removing organic pollutants in high-salinity organic wastewater and cannot effectively perform coagulating sedimentation separation treatment on the pollutants in the high-salinity high-COD wastewater.

Present be used for high COD waste water coagulating sedimentation of high salt to remove hard processing apparatus, only stir the waste water in the sedimentation tank, the pollutant that inner wall surface and bottom deposit in the unable fully gets rid of the sedimentation tank, the pollutant that can make the aggregation deposit in the sedimentation tank increases the bodiness, and condense, lead to the unable use of sedimentation tank, and, to coagulant and the flocculating agent that adds in the sedimentation tank, the scope that the interpolation was sprayed is less, it is less with the waste water contact surface, the contact is not abundant, be unfavorable for waste water coagulating sedimentation to appear.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be arranged in high COD waste water coagulating sedimentation of high salt to remove hard processing apparatus to solve the pollutant that inner wall surface and bottom deposit in the unable fully-removed sedimentation tank, can make the pollutant increase bodiness that the gathering deposits in the sedimentation tank, and condense, lead to the unable problem of using of sedimentation tank.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a be used for high COD waste water coagulating sedimentation of high salt to remove hard processing apparatus, includes the sedimentation tank, the internally mounted of sedimentation tank has the wall frame of scraping, it has the guide bar to pass in the centre of scraping the wall frame, the top of sedimentation tank is installed and is added the feed box.

Preferably, the sedimentation tank is the rectangle structure, it is the rectangle frame structure to scrape the wall frame, scrape the lateral surface of wall frame with the inner wall contact of sedimentation tank, the inside of scraping the wall frame is fixed with the puddler, the puddler level sets up.

Preferably, the inside of scraping the wall frame is fixed with the bracing piece, the bracing piece is vertical to be set up, open the centre of bracing piece has the guiding hole, the guiding rod passes the guiding hole, the other end of guiding rod with the sedimentation tank rotates and is connected.

Preferably, the guiding hole is screw hole structure, the guide bar is the threaded rod structure, the guide bar level sets up, the guide bar with the guiding hole screw-thread fit is connected, servo motor is installed to the one end of guide bar, servo motor installs the outside of sedimentation tank.

Preferably, the drain pipe is installed to one side bottom of sedimentation tank, the internally mounted of drain pipe has the filter screen, the filter screen is close to the inner wall of sedimentation tank.

Preferably, the charging box stretches across the top end of the sedimentation tank, a charging hole is formed in the bottom end of the charging box, the top end of the charging box is connected with a charging pipe, and the other end of the charging pipe is connected with a storage box.

Preferably, the inside bottom of storage case is installed the booster pump, the booster pump with the filling tube is connected, the storage case is installed the outside of sedimentation tank.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an installation is scraped the wall frame in the sedimentation tank, fixed puddler and bracing piece in scraping the wall frame, pass the guide bar in the middle of the bracing piece, and mutual lead screw transmission connects, servo motor drives the guide bar rotation, the guide bar is connected with bracing piece lead screw transmission, make and scrape the wall frame along the guide bar round trip movement in the sedimentation tank, scrape the wall to sedimentation tank inner wall surface and bottom and handle, strike off adnexed deposit pollutant, and simultaneously, the puddler is at the in-process of round trip movement, mix waste water and mix, do benefit to the abundant coagulating sedimentation of waste water.

2. The utility model discloses spane on the top of sedimentation tank and set up the feeding box, increase the scope that adds the material and spray in to the sedimentation tank for the coagulant and the flocculating agent of adding fully contact with waste water, the coagulating sedimentation appears in doing benefit to waste water.

Drawings

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

fig. 2 isbase:Sub>A sectional view taken along the linebase:Sub>A-base:Sub>A of fig. 1 according to the present invention;

fig. 3 is an enlarged view of fig. 1 at B.

In the figure: 1. a sedimentation tank; 2. a filter screen; 3. a feeding box; 4. a feed tube; 5. a feed aperture; 6. a guide bar; 7. a support bar; 8. a servo motor; 9. a wall scraping frame; 10. a drain pipe; 11. a stirring rod; 12. a guide hole; 13. a material storage box; 14. a booster pump.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Example 1

Referring to fig. 1, 2 and 3, the device for removing hardness of high-salt and high-COD wastewater through coagulating sedimentation shown in the drawings comprises a sedimentation tank 1, a wall scraping frame 9 is installed inside the sedimentation tank 1, a guide rod 6 penetrates through the middle of the wall scraping frame 9, and a feeding box 3 is installed at the top end of the sedimentation tank 1.

The sedimentation tank 1 is of a rectangular structure, the wall scraping frame 9 is of a rectangular frame structure, and the outer side surface of the wall scraping frame 9 is in contact with the inner wall of the sedimentation tank 1.

A stirring rod 11 is fixed inside the wall scraping frame 9, the stirring rod 11 is horizontally arranged, and one end of the stirring rod 11 is fixedly connected with the supporting mount 7; the inside of scraping wall frame 9 is fixed with bracing piece 7, and bracing piece 7 is vertical setting.

The middle of the support rod 7 is provided with a guide hole 12, the guide rod 6 penetrates through the guide hole 12, and the other end of the guide rod 6 is rotatably connected with the sedimentation tank 1; the guide hole 12 is a threaded hole structure, the guide rod 6 is a threaded rod structure, the guide rod 6 is horizontally arranged, the guide rod 6 is in threaded fit connection with the guide hole 12, and the guide rod 6 is in transmission connection with the support rod 7.

A servo motor 8 is arranged at one end of the guide rod 6, and the servo motor 8 can drive the guide rod 6 to rotate forward and backward, so that the wall scraping frame 9 can move back and forth in the sedimentation tank 1; the servo motor 8 is arranged outside the sedimentation tank 1.

The bottom end of one side of the sedimentation tank 1 is provided with a drainage pipe 10 for draining wastewater; the inside of the drainage pipe 10 is provided with a filter screen 2, and the filter screen 2 is close to the inner wall of the sedimentation tank 1.

This be used for high COD waste water coagulating sedimentation of high salt to remove hard processing apparatus, during the use: a wall scraping frame 9 is arranged in the sedimentation tank 1, a stirring rod 11 and a supporting rod 7 are fixed in the wall scraping frame 9, the middle of the supporting rod 7 penetrates through a guide rod 6, and the supporting rod 7 and the guide rod 6 are in screw transmission connection.

Servo motor 8 drives guide bar 6 rotatory, and guide bar 6 is connected with the transmission of bracing piece 7 lead screw for scrape wall frame 9 along guide bar 6 round trip movement in sedimentation tank 1, scrape the wall to sedimentation tank 1 inner wall surface and bottom and handle, strike off adnexed sediment pollutant.

Simultaneously, the puddler 11 is stirring the mixture along with scraping the in-process of wall frame 9 round trip movement, does benefit to the abundant coagulating sedimentation of waste water to waste water.

Example 2

Referring to fig. 1 and fig. 2, the present embodiment further illustrates an example 1, in which a device for performing coagulation sedimentation and hardness removal on high-salt and high-COD wastewater in a sedimentation tank 1 includes a sedimentation tank 1, a wall scraping frame 9 is installed inside the sedimentation tank 1, a guide rod 6 passes through the middle of the wall scraping frame 9, and a feeding box 3 is installed at the top end of the sedimentation tank 1.

The feeding box 3 is of a rectangular structure, and the feeding box 3 spans the top end of the sedimentation tank 1; the bottom end of the feeding box 3 is provided with feeding holes 5 which are uniformly distributed at the bottom end of the feeding box 3, so that the feeding range is enlarged.

The top of charging box 3 is connected with filling tube 4, and the other end of filling tube 4 is connected with storage case 13, and booster pump 14 is installed to the inside bottom of storage case 13, and booster pump 14 is connected with filling tube 4, and storage case 13 is installed in the outside of sedimentation tank 1.

In this embodiment, the top of sedimentation tank 1 is spanned and is provided with feeding box 3, increases the scope of spraying the feeding in sedimentation tank 1, makes the coagulant and the flocculating agent that add fully contact with waste water, does benefit to the coagulating sedimentation that appears in the waste water.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a be used for high COD waste water coagulating sedimentation to remove hard processing apparatus which characterized in that includes: sedimentation tank (1), the internally mounted of sedimentation tank (1) scrapes wall frame (9), it has guide bar (6) to pass in the middle of scraping wall frame (9), add feed box (3) are installed on the top of sedimentation tank (1).

2. The device for the coagulating sedimentation and hardness removing treatment of the high-salinity high-COD wastewater according to claim 1, is characterized in that: sedimentation tank (1) is the rectangle structure, scrape wall frame (9) and be the rectangle frame structure, scrape the lateral surface of wall frame (9) with the inner wall contact of sedimentation tank (1), the inside of scraping wall frame (9) is fixed with puddler (11), puddler (11) level sets up.

3. The device for the coagulating sedimentation and hardness removing treatment of the high-salinity high-COD wastewater according to claim 1, is characterized in that: scrape the inside of wall frame (9) and be fixed with bracing piece (7), the vertical setting of bracing piece (7), open in the middle of bracing piece (7) has guiding hole (12), guide bar (6) pass guiding hole (12), the other end of guide bar (6) with sedimentation tank (1) rotates and is connected.

4. The device for the coagulating sedimentation and hardness removing treatment of the high-salinity high-COD wastewater according to claim 3, is characterized in that: guiding hole (12) are the screw hole structure, guide bar (6) are the threaded rod structure, guide bar (6) level sets up, guide bar (6) with guiding hole (12) screw-thread fit connects, servo motor (8) are installed to the one end of guide bar (6), servo motor (8) are installed the outside of sedimentation tank (1).

5. The device for the coagulating sedimentation and hardness removing treatment of the high-salinity high-COD wastewater according to claim 1, is characterized in that: the sewage treatment device is characterized in that a drainage pipe (10) is installed at the bottom end of one side of the sedimentation tank (1), a filter screen (2) is installed inside the drainage pipe (10), and the filter screen (2) is close to the inner wall of the sedimentation tank (1).

6. The device for the coagulating sedimentation and hardness-removing treatment of the high-salt and high-COD wastewater according to claim 1, characterized in that: the feed box (3) stretches across the top end of the sedimentation tank (1), a feed hole (5) is formed in the bottom end of the feed box (3), a feed pipe (4) is connected to the top end of the feed box (3), and a storage box (13) is connected to the other end of the feed pipe (4).

7. The device for the coagulating sedimentation and hardness removing treatment of the high-salinity high-COD wastewater according to claim 6, is characterized in that: the inside bottom of storage case (13) is installed booster pump (14), booster pump (14) with filling tube (4) are connected, storage case (13) are installed the outside of sedimentation tank (1).