CN216472410U

CN216472410U - High salt waste water PH adjusting device

Info

Publication number: CN216472410U
Application number: CN202123204294.4U
Authority: CN
Inventors: 杨寿冬; 刘云辉
Original assignee: Sichuan Huanke Meineng Environmental Protection Technology Co ltd
Current assignee: Sichuan Huanke Meineng Environmental Protection Technology Co ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-05-10
Anticipated expiration: 2031-12-13

Abstract

The utility model discloses a PH adjusting device for high-salinity wastewater, relating to the technical field of high-salinity wastewater purification; the stirring device comprises an acid water buffer tank, an alkaline water buffer tank and two stirring devices, wherein each stirring device comprises a rotating shaft, a first motor and a moving plate, the moving plate is arranged right above the wastewater pool, the bottom end of the moving plate is vertically provided with the rotating shaft, the top end of the rotating shaft penetrates through the moving plate and is in transmission connection with the output end of the first motor arranged at the top end of the moving plate through a transmission device, and the outer wall of the rotating shaft positioned at the wastewater pool is provided with a plurality of stirring shafts; the rotating shaft and the stirring shafts are both arranged in a hollow way and are mutually communicated, and a plurality of small holes are arranged on the side walls of the stirring shafts and the rotating shaft positioned in the wastewater tank in a penetrating way; the top end of the rotating shaft is rotatably connected with connecting pipes, and the two connecting pipes are correspondingly communicated with the acid water buffer tank and the alkaline water buffer tank one by one; it can make high salt waste water and regulating solution quick and intensive mixing, improves PH and adjusts efficiency.

Description

High salt waste water PH adjusting device

Technical Field

The utility model relates to a high salt waste water purifies technical field, especially relates to a high salt waste water PH adjusting device.

Background

The high-salinity wastewater refers to wastewater containing organic matters and at least 3.5 percent of Total Dissolved Solids (TDS) (total Dissolved solid) by mass fraction, and comprises high-salinity domestic wastewater and high-salinity industrial wastewater. The wastewater contains organic pollutants and a large amount of inorganic salts, if the wastewater is directly discharged without treatment, the mineralization degree of environmental water is obviously improved, soil hardening and plant withering are caused, and serious negative effects are brought to the ecological environment.

In the treatment process of the high-salinity wastewater, after filtration, the acidity adjustment is further carried out, the PH value of the high-salinity wastewater is generally adjusted to 8-10, so that heavy metal ions in the wastewater are precipitated, and the aim of removing most heavy metal ions in the high-salinity wastewater is fulfilled.

The existing wastewater PH adjusting device usually uses a fixed stirring device, so that the wastewater is stirred after a regulating solution (acid solution or alkali liquor) is added, the wastewater and the regulating solution are fully mixed, and the aim of quickly adjusting the PH is fulfilled.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a PH adjusting device for high-salinity wastewater; it can make high salt waste water and regulating solution quick and intensive mixing, improves PH and adjusts efficiency.

The utility model aims at realizing through the following technical scheme:

a PH adjusting device for high-salinity wastewater comprises an acid water buffer tank, an alkaline water buffer tank and two stirring devices, wherein the acid water buffer tank and the alkaline water buffer tank are respectively arranged in the middle of the top of the long side of a wastewater pool; the two stirring devices are symmetrically arranged on a vertical plane where a transverse axis of the wastewater tank is located, the two stirring devices are movably arranged right above the wastewater tank, each stirring device comprises a rotating shaft, a first motor and a moving plate, the moving plate is arranged right above the wastewater tank, the rotating shaft is vertically arranged at the bottom end of the moving plate, the bottom end of the rotating shaft is arranged in the wastewater tank, the top end of the rotating shaft penetrates through the moving plate and is in transmission connection with the output end of the first motor arranged at the top end of the moving plate through a transmission device, and a plurality of stirring shafts are arranged on the outer wall of the rotating shaft of the wastewater tank; the rotating shaft and the stirring shafts are both arranged in a hollow manner and are mutually communicated, and a plurality of small holes are formed in the side walls of the stirring shafts and the rotating shafts positioned in the wastewater tank in a penetrating manner; the top of axis of rotation rotates and is connected with the connecting pipe, two the connecting pipe with sour water buffer tank and alkaline water buffer tank one-to-one communicate.

Preferably, the wastewater treatment device further comprises two moving devices, wherein the two moving devices are symmetrically arranged on a vertical plane where a transverse axis of the wastewater pool is located, the two moving devices are arranged between two fixing plates, and the two fixing plates are respectively arranged in the middle of the top end of the wide side of the wastewater pool; each moving device comprises a screw rod, a fixed rod and a second motor, the fixed rod and the screw rod are arranged between the fixed plates in parallel, two ends of the fixed rod are fixedly connected with the two fixed plates respectively, two ends of the screw rod are rotatably connected with the two fixed plates respectively, and one end of the screw rod penetrates through one of the fixed plates and is fixedly connected with the output end of the second motor arranged on the outer wall of the fixed plate; the movable plate is sleeved outside the fixed rod and the screw rod in each moving device, the movable plate is in threaded connection with the screw rod, the screw rod is in sliding connection with the fixed rod, and the rotating shaft is arranged between the screw rod and the fixed rod.

Preferably, the transmission device is a belt or a chain.

Preferably, the outer wall of one end of the connecting pipe connected with the rotating shaft is fixedly connected with a supporting rod, and one end of the supporting rod far away from the connecting pipe is fixedly arranged on the moving plate.

Preferably, each connecting pipe is provided with a valve.

Preferably, an arc-shaped cover with a downward opening is sleeved outside the rotating shaft, and the arc-shaped cover is arranged between the small hole and the moving plate.

Preferably, the lowest end of the arc-shaped cover is lower than the top surface of the wastewater tank.

Preferably, the connecting pipe connected with the alkaline water buffer tank is a rubber hose.

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

is provided with an acid water buffer tank, a water reducing buffer tank and two stirring devices comprising a rotating shaft, a first motor, a moving plate and a stirring shaft. In the actual stirring process, two stirring devices are correspondingly connected with an acid water buffer tank and an alkaline water buffer tank through connecting pipes, when the PH value of high-salinity wastewater is adjusted, acid or alkaline regulating solution flows into a rotating shaft and a stirring shaft in sequence through the connecting pipes matched with the acid or alkaline regulating solution, and is sprayed into the wastewater through a plurality of small holes on the side wall of the rotating shaft or the stirring shaft, meanwhile, two first motors are turned on, so that the two stirring devices rotate, the spraying position of the regulating solution is the highest concentration position, the spraying position is just the stirring position of the stirring devices, the stirring shaft can timely stir the sprayed regulating solution, so that the regulating solution is quickly mixed with the wastewater, meanwhile, through the common stirring effect of the two stirring devices, more regions can be stirred in the same time, the stirring area and the stirring speed are improved, and the other two stirring devices can move right above a wastewater pool, further enlarging the stirring area and improving the stirring efficiency.

Drawings

FIG. 1 is a schematic sectional view of the front view of the present invention;

fig. 2 is a schematic structural view in a top view direction of the present invention;

fig. 3 is a schematic sectional view of the rotating shaft in the front view direction of the present invention;

in the figure: 110-acid water buffer tank, 120-alkaline water buffer tank, 130-rotating shaft, 140-first motor, 150-moving plate, 220-transmission device, 160-stirring shaft, 170-connecting pipe, 180-fixing plate, 190-screw rod, 200-fixing rod, 210-second motor, 171-valve, 230-arc cover, 240-supporting rod and 350-water pump.

Detailed Description

The technical solution in the embodiments of the present invention is clearly and completely described below with reference to fig. 1 to 3 of the present invention, but the scope of the present invention is not limited to the following description.

A PH adjusting device for high-salinity wastewater comprises an acid water buffer tank 110, an alkaline water buffer tank 120 and two stirring devices, wherein the acid water buffer tank 110 and the alkaline water buffer tank 120 are respectively arranged in the middle of the top of the long side of a wastewater pool 100; the two stirring devices are symmetrically arranged on a vertical plane where a transverse axis of the wastewater tank 100 is located, and the two stirring devices are movably arranged right above the wastewater tank 100; each stirring device comprises a rotating shaft 130, a first motor 140 and a moving plate 150, the moving plate 150 is arranged right above the wastewater pond 100, the rotating shaft 130 is vertically arranged at the bottom end of the moving plate 150, the bottom end of the rotating shaft 130 is arranged in the wastewater pond 100, the top end of the rotating shaft 130 penetrates through the moving plate 150 and is in transmission connection with the output end of the first motor 140 arranged at the top end of the moving plate 150 through a transmission device 220, and a plurality of stirring shafts 160 are arranged on the outer wall of the rotating shaft 130 positioned on the wastewater pond 100; the rotating shaft 130 and the stirring shafts 160 are both arranged in a hollow manner and are mutually communicated, and a plurality of small holes are respectively arranged on the side walls of the stirring shafts 160 and the rotating shaft 130 positioned in the wastewater pond 100 in a penetrating manner; the top end of the rotating shaft 130 is rotatably connected with connecting pipes 170, and the two connecting pipes 170 are in one-to-one correspondence communication with the acid water buffer tank 110 and the alkaline water buffer tank 120.

During specific implementation, the high salinity wastewater of treating regulation PH lets in wastewater disposal basin 100 to realize the purpose of adjusting PH by a large scale, secondly, according to the current PH of high salinity wastewater and the PH that needs the regulation, add acid regulating solution or alkaline control solution, acid regulating solution places in sour water buffer tank 110, and alkaline control solution places in buck regulating tank 120. If the PH of the existing wastewater is low, an alkaline conditioning fluid needs to be added into the wastewater tank 100, the water pump 350 and the first motor 140 on the top of the alkaline buffer tank 120 need to be opened, under the action of the water pump 350, the alkaline conditioning fluid enters the rotating shaft 130 and the stirring shaft 160 along the water pump 350 and the connecting pipe 170 in sequence, and then is sprayed into the wastewater along the small holes on the side walls of the rotating shaft 130 and the stirring shaft 160, under the action of the two first motors 140, the two transmission devices 220 drive the two rotating shaft 130 and the stirring shaft 160 to rotate one by one, so that the wastewater flows, because the alkaline conditioning fluid is sprayed out along the side walls of the rotating shaft 130 and the stirring shaft 160 in the stirring device communicated with the alkaline buffer tank 120, at this time, the concentration of the alkaline conditioning fluid around the rotating shaft 130 and the stirring shaft 160 is maximum, and when the alkaline conditioning fluid is sprayed out, the stirring shaft 160 can timely stir the high-concentration alkaline conditioning fluid, the waste water mixing device can be quickly mixed with the waste water, so that the defect that the mixing shaft 160 is difficult to quickly mix the regulating liquid due to the fact that the mixing shaft 160 is far away from the discharge port of the alkaline regulating liquid in the prior art is overcome, the mixing time is greatly saved, and the mixing efficiency is improved; furthermore, as the two stirring devices are used for stirring, more areas can be stirred at the same time, the stirring area and the stirring speed are increased, the other two stirring devices are movably arranged in the wastewater pool 100, and the two stirring devices are moved, so that the stirring devices can be used for stirring the whole wastewater pool 100, the wastewater and the regulating solution can be uniformly mixed, and the stirring efficiency is increased; similarly, when the wastewater pond 100 needs to be added with an acidic conditioning solution to adjust the pH value, the adjustment mode is consistent with the operation principle.

Further, the wastewater treatment device further comprises two moving devices, wherein the two moving devices are symmetrically arranged on a vertical plane where a transverse axis of the wastewater pond 100 is located, the two moving devices are arranged between two fixing plates 180, and the two fixing plates 180 are respectively arranged in the middle of the top end of the wide side of the wastewater pond 100; each mobile device comprises a screw rod 190, a fixed rod 200 and a second motor 210, the fixed rod 200 and the screw rod 190 are arranged between the fixed plates 180 in parallel, two ends of the fixed rod 200 are fixedly connected with the two fixed plates 180 respectively, two ends of the screw rod 190 are rotatably connected with the two fixed plates 180 respectively, and one end of the screw rod penetrates through one of the fixed plates 180 and is fixedly connected with the output end of the second motor 210 arranged on the outer wall of the fixed plate 180; the fixed rod 200 and the lead screw 190 in each moving device are sleeved with the moving plate 150, the moving plate 150 is in threaded connection with the lead screw 190, the lead screw 190 is in sliding connection with the fixed rod 200, and the rotating shaft 130 is arranged between the lead screw 190 and the fixed rod 200. In the process of adjusting PH, the mobile devices which enable the two stirring devices to move can be selected, the utility model discloses a selective is an automatic mobile device, the specific operation is, open two second motors 210 (can open simultaneously, also can open successively), make two lead screws 190 all rotate along with second motor 210, so that two moving plates 150 move back and forth along lead screws 190 and fixed rod 200, and then realize the purpose of making two stirring devices move automatically, so as to achieve the purpose of stirring waste water and regulating fluid rapidly and evenly; in this process, the fixing lever 200 can ensure stability of the moving plate 150 during the movement.

Further, the transmission device 220 is a belt or a chain.

Furthermore, a support rod 240 is fixedly connected to an outer wall of one end of the connecting pipe 170 connected to the rotating shaft 130, and one end of the support rod 240 far away from the connecting pipe 170 is fixedly disposed on the moving plate 150. Fixing the connecting pipe 170 through the supporting rod 240 can ensure that the connecting pipe 170 is in a fixed state with the end connected with the rotating shaft 130, and further ensure that the rotating shaft 130 and the connecting pipe 170 can smoothly rotate to be connected, and avoid the rotating shaft 130 to drive the connecting pipe 170 to synchronously rotate, resulting in the failure of the working of conveying the regulating solution.

Further, each connection pipe 170 is provided with a valve 171. The valve 171 can control the transport speed and the open/close state of the acid water or the alkaline control solution, thereby improving the transport flexibility of the control solution.

Further, an arc cover 230 with a downward opening is sleeved outside the rotating shaft 130, and the arc cover 230 is disposed between the small hole and the moving plate 150. In the process of actually spraying the regulating liquid, the regulating liquid is sprayed in all directions, when the regulating liquid is sprayed along the oblique upper direction, the regulating liquid is easily sprayed to the outer surface of the movable plate 150, the screw rod 190 or the fixed rod 200, so that the waste of the regulating liquid is caused, and the regulating liquid can be blocked by arranging the arc-shaped cover 230 and quickly falls into the wastewater tank 100 along the inner wall of the arc-shaped cover 230, so that the waste of the regulating liquid is avoided; simultaneously arc lid 230 rotates along with axis of rotation 130, can make the gathering disperse fast at the regulating solution of arc lid 230 diapire, makes its homodisperse to waste water in, improves the degree of consistency of regulating solution.

Further, the lowermost end of the arc cover 230 is lower than the top surface of the wastewater tank 100. The regulating solution gathered on the bottom surface of the arc-shaped cover 230 can be completely dispersed into the wastewater tank 100, and the phenomenon that when the lowest end of the arc-shaped cover 230 is higher than the top surface of the wastewater tank 100, part of the regulating solution is dispersed outside the wastewater tank 100, and the waste of the regulating solution is caused is avoided.

Further, the connection pipe 170 connected to the alkaline water buffer tank 120 is a rubber hose. The hose arrangement enables the connection pipe 170 to adapt to the mobility of the filtering device, while the rubber material can avoid the alkaline conditioning liquid from corroding the connection pipe.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in FIG. 1 to facilitate the description of the patent and to simplify the description, but are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

The foregoing is illustrative of the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the precise forms disclosed herein, and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the invention as defined by the appended claims. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. The PH adjusting device for the high-salinity wastewater is characterized by comprising an acid water buffer tank (110), an alkaline water buffer tank (120) and two stirring devices, wherein the acid water buffer tank (110) and the alkaline water buffer tank (120) are respectively arranged in the middle of the top of the long side of a wastewater pool (100); the two stirring devices are symmetrically arranged on a vertical plane where a transverse axis of the wastewater tank (100) is located, the two stirring devices are movably arranged right above the wastewater tank (100), each stirring device comprises a rotating shaft (130), a first motor (140) and a moving plate (150), the moving plate (150) is arranged right above the wastewater tank (100), the rotating shaft (130) is vertically arranged at the bottom end of the moving plate (150), the bottom end of the rotating shaft (130) is arranged in the wastewater tank (100), the top end of the rotating shaft (130) penetrates through the moving plate (150) and is in transmission connection with the output end of a first motor (140) arranged at the top end of the moving plate (150) through a transmission device (220), and a plurality of stirring shafts (160) are arranged on the outer wall of the rotating shaft (130) of the wastewater tank (100); the rotating shaft (130) and the stirring shafts (160) are arranged in a hollow mode and are communicated with each other, and a plurality of small holes are formed in the side walls of the stirring shafts (160) and the rotating shaft (130) located in the wastewater pond (100) in a penetrating mode; the top end of the rotating shaft (130) is rotatably connected with connecting pipes (170), and the two connecting pipes (170) are communicated with the acid water buffer tank (110) and the alkaline water buffer tank (120) in a one-to-one correspondence mode.

2. The PH adjusting device for high-salinity wastewater according to claim 1, characterized by further comprising two moving devices, wherein the two moving devices are symmetrically arranged on a vertical plane on which the transverse axis of the wastewater basin (100) is located, and are arranged between two fixed plates (180), and the two fixed plates (180) are respectively arranged in the middle of the top ends of the wide sides of the wastewater basin (100); each moving device comprises a screw rod (190), a fixed rod (200) and a second motor (210), the fixed rod (200) and the screw rod (190) are arranged between the fixed plates (180) in parallel, two ends of the fixed rod (200) are fixedly connected with the two fixed plates (180) respectively, two ends of the screw rod (190) are rotatably connected with the two fixed plates (180) respectively, and one end of the screw rod penetrates through one fixed plate (180) and is fixedly connected with the output end of the second motor (210) arranged on the outer wall of the fixed plate (180); the movable plate (150) is sleeved outside the fixed rod (200) and the screw rod (190) of each moving device, the movable plate (150) is in threaded connection with the screw rod (190), the screw rod (190) is in sliding connection with the fixed rod (200), and the rotating shaft (130) is arranged between the screw rod (190) and the fixed rod (200).

3. The PH adjusting device for high-salinity wastewater according to claim 1, characterized in that the transmission device (220) is a belt or a chain.

4. The PH adjusting device for high-salinity wastewater according to claim 1, wherein a support rod (240) is fixedly connected to the outer wall of the end of the connecting pipe (170) connected to the rotating shaft (130), and the end of the support rod (240) far away from the connecting pipe (170) is fixedly arranged on the movable plate (150).

5. The PH adjusting device for high-salinity wastewater according to claim 1, characterized in that each connecting pipe (170) is provided with a valve (171).

6. The PH adjusting device for high salinity wastewater according to claim 1, wherein the rotating shaft (130) is externally sleeved with an arc-shaped cover (230) with a downward opening, and the arc-shaped cover (230) is arranged between the small hole and the moving plate (150).

7. The pH adjusting device for high-salinity wastewater according to claim 6, characterized in that the lowest end of the arc-shaped cover (230) is lower than the top surface of the wastewater tank (100).

8. The PH adjusting apparatus for high salinity wastewater according to claim 1, characterized in that the connecting pipe (170) connected with the alkaline water buffer tank (120) is a rubber hose.