CN214693579U

CN214693579U - Equipment for separating metal ions from water

Info

Publication number: CN214693579U
Application number: CN202120671503.7U
Authority: CN
Inventors: 刘小宝
Original assignee: Jiangxi Pengsen Environmental Protection Engineering Co ltd
Current assignee: Jiangxi Pengsen Environmental Protection Engineering Co ltd
Priority date: 2021-04-01
Filing date: 2021-04-01
Publication date: 2021-11-12
Anticipated expiration: 2031-04-01

Abstract

The utility model provides a device for separating metal ions from water, which relates to the technical field of separation devices and comprises a collecting tank, a pretreatment tank, a first heavy metal separation tank, a second heavy metal separation tank and a cleaning tank which are arranged according to the water flow direction; the collecting tank is provided with an inlet pipe, and the cleaning tank is provided with a discharge pipe. The utility model discloses an useful part is, has directly replaced PAC and PAM, has reduced a large amount of solid useless, has directly reduced the cost of enterprise's processing waste water.

Description

Equipment for separating metal ions from water

Technical Field

The utility model belongs to the technical field of splitter technique and specifically relates to an equipment that is used for metal ion and separation of water.

Background

In industrial sewage treatment, metal ions in water need to be separated, and conventionally used separation methods comprise: 1. the chemical precipitation method is characterized in that after metal wastewater is reduced and pretreated, PAC and PAM are added, and water reaches the standard through timely collision and cohesive natural precipitation; 2. the fixed adsorption method aims at the characteristic of certain metal elements to directionally adsorb to ensure that the water quality reaches the standard; 3. electrolytic chemical process; 4 reverse osmosis, etc. However, the above separation methods all have the following disadvantages: 1. the chemical precipitation method needs to add PAC and PAM after reduction pretreatment, needs time for precipitation to achieve the effect, has extremely large solid waste amount, and has high cost for enterprises to prepare medicaments and treat solid waste; 2. the resin is directionally adsorbed, the cost of replacing the resin after saturation is high aiming at single metal element, the generated solid waste is difficult to treat, and the cost of treating the wastewater is increased; 3. the electrolytic chemical method has the advantages of single treatment, large power consumption and unsuitability for large-discharge sewage treatment; 4. the membrane is easy to be seen by using reverse osmosis equipment for treatment, and the cost for replacing the membrane is too high.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes the shortcoming among the prior art provides an equipment that is used for metal ion and separation of water, has directly replaced PAC and PAM, has reduced a large amount of solid useless, has directly reduced the cost of enterprise's processing waste water.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model provides an equipment for metal ion and separation of water, includes collecting pit, preliminary treatment pond, first heavy metal separation pond, second heavy metal separation pond and the washing pond that sets up according to the water circulation direction.

Preferably, the collecting tank is provided with an inlet pipe and the washing tank is provided with a discharge pipe.

Preferably, the first heavy metal separation tank and the second heavy metal separation tank are both connected with a concentrated water tank, and the concentrated water tank is connected with a compressor.

Preferably, the concentrated water tank is connected with the collection tank.

Preferably, the inlet pipe is provided with a filter screen.

Preferably, the cleaning tank is further connected with a backwashing pump, and the backwashing pump is connected with the first heavy metal separation tank and the second heavy metal separation tank through pipelines.

Preferably, the thick water tank is provided with rabbling mechanism, rabbling mechanism includes motor, first driving wheel pair, first follow driving wheel and second from the driving wheel, the motor with first driving wheel pair coaxial coupling sets up, first driving wheel pair all through the belt with first follow driving wheel, second are connected from the driving wheel, first driving wheel pair, first follow driving wheel and second are connected from the lower surface of driving wheel and the one end of right angle pole, the other end and the plate body of right angle pole are connected.

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

directly replace PAC and PAM, reduced a large amount of solid useless, directly reduced the cost that the enterprise handled the waste water.

Drawings

Figure 1 is a general diagram of an apparatus for separating metal ions from water according to the present invention;

fig. 2 is the internal structure schematic diagram of the concentrated water tank of the present invention.

In the figure: 1-a collection tank, 2-a pretreatment tank, 3-a first heavy metal separation tank, 4-a second heavy metal separation tank, 5-a cleaning tank, 6-an inlet pipe, 7-a discharge pipe, 8-a concentrated water tank, 9-a compressor, 10-a backwashing pump, 11-a filter screen, 12-a motor, 13-a first driving wheel pair, 14-a first driven wheel, 15-a second driven wheel, 16-a belt, 17-a right-angle rod and 18-a plate body.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

As shown in fig. 1 and 2, an apparatus for separating metal ions from water comprises a collecting tank 1, a pretreatment tank 2, a first heavy metal separation tank 3, a second heavy metal separation tank 4 and a cleaning tank 5, wherein the collecting tank 1 is provided with an inlet pipe 6, the cleaning tank 5 is provided with a discharge pipe 7, sewage enters from the inlet pipe 6 and is finally discharged from the discharge pipe 7 after being treated, the inlet pipe 6 is provided with a filter screen 11, and the filter screen 11 is used for filtering impurities with a large volume first and does not enter the collecting tank 1. The function of each cell is as follows:

and (3) pretreatment pool 2: because the water in the collecting pit 1 is comprehensive waste water, therefore, the pH value is the diverse, so will get into the stable reasonable pH value of preliminary treatment pond 2, make various metallic element ion and molecule can no longer be dissolved by acid or alkali, form the insoluble object and exist, after water gets into preliminary treatment pond 2, the top of preliminary treatment pond 2 can be provided with the dog-house, can be through adding acid-base buffer in proper amount toward sewage at the dog-house, make the pH value of sewage stable between 6 and 10, reach preliminary treatment effect.

The first heavy metal separation tank 3 and the second heavy metal separation tank 4: be provided with filtration membrane in first heavy metal separation tank 3 and the second heavy metal separation tank 4 and filter sewage, can adopt the membrane aperture to be 0.01 to 0.2 micron filtration membrane to filter, under the stable condition of preliminary treatment, the membrane in this first heavy metal separation tank 3 and the second heavy metal separation tank 4 makes insoluble metal ion and water carry out compulsory filtration, thereby reach predetermined play water standard, first heavy metal separation tank 3 is important with the processing of second heavy metal separation tank 4, filter through the mode of physical isolation, add PAC and PAM deposit direct filtration, a large amount of solid wastes have been reduced.

And (5) cleaning the pool: the water is standard water, and the membrane can be backwashed and reused.

First heavy metal separation tank 3, second heavy metal separation tank 4 all are connected with dense pond 8, and dense pond 8 is connected with compressor 9, and the dense water that is kept apart passes through the pipeline and circulates to compressor 9, and compressor 9 presses into the mud cake to the insoluble metal ion that contains in dense water, forms and past transport outward, and dense pond 8 is connected with collecting pit 1, and the water that squeezes out can flow back to collecting pit 1, retreatment in the preliminary treatment pond 2.

Wash pond 5 and still be connected with backwash pump 10, backwash pump 10 is ordinary suction pump, and backwash pump 10 passes through the pipeline and links to each other with first heavy metal separation pond 3, second heavy metal separation pond 4, and backwash pump 10 starts the back, can wash the water up to standard in 5 of washing pond and pour into again in first heavy metal separation pond 3, the second heavy metal separation pond 4, and the construction is convenient.

The water in the concentrated water tank 8 is generally rich in impurities and high in concentration, and is easy to accumulate in the concentrated water tank 8 to form blockage, so that the equipment is provided with a stirring mechanism in the concentrated water tank 8, the stirring mechanism comprises a motor 12, a first driving wheel pair 13, a first driven wheel 14 and a second driven wheel 15, the motor 12 is coaxially connected with the first driving wheel pair 13, the motor 12 directly drives the first driving wheel pair 13 to rotate, the first driving wheel pair 13 is connected with a first driven wheel 4 and a second driven wheel 15 through a belt 16, the lower surfaces of the first driving wheel pair 13, the first driven wheel 14 and the second driven wheel 15 are connected with one end of a right-angle rod 17, the other end of the right-angle rod 17 is welded with a plate body 18, and therefore, only one power source (namely one motor 12 in the equipment) is needed to drive the first driving wheel pair 13, the first driven wheel 14 and the right-angle rod 17 below the second driven wheel 15, Plate body 18 rotates, can produce the swirl when plate body 18 rotates, can strengthen the mobility of water, makes impurity be difficult to deposit and causes the jam, can smoothly circulate to compressor 9 department through the pipeline to in this implementation, stir through setting up 3 plate bodies 18, can strengthen the whole mobility of 8 inside sewage in concentrated basin, reduce the emergence at dead angle.

Finally, it should be noted that: although the present invention has been described in detail with reference to the embodiments, it will be apparent to those skilled in the art that modifications, equivalents, improvements and the like can be made in the technical solutions of the foregoing embodiments or in some technical features of the foregoing embodiments, but all modifications, equivalents, improvements and the like within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides an equipment for metal ion and separation of water which characterized in that includes collection tank, preliminary treatment pond, first heavy metal separation pond, second heavy metal separation pond and the washing pond that sets up according to the water circulation direction.

2. An apparatus for separating metal ions from water according to claim 1, wherein the collecting basin is provided with an inlet pipe and the washing basin is provided with an outlet pipe.

3. The apparatus of claim 1, wherein the first heavy metal separation tank and the second heavy metal separation tank are both connected with a concentrated water tank, and the concentrated water tank is connected with a compressor.

4. An apparatus for separating metal ions from water according to claim 3, wherein the concentrate tank is connected to the collection tank.

5. An apparatus for separating metal ions from water according to claim 2, wherein the inlet pipe is provided with a filter screen.

6. The equipment for separating metal ions from water according to claim 1, wherein the cleaning tank is further connected with a backwashing pump, and the backwashing pump is connected with the first heavy metal separation tank and the second heavy metal separation tank through pipelines.

7. The equipment for separating metal ions from water according to claim 3, wherein the concentrated water tank is provided with an agitating mechanism, the agitating mechanism comprises a motor, a first driving wheel pair, a first driven wheel and a second driven wheel, the motor is coaxially connected with the first driving wheel pair, the first driving wheel pair is connected with the first driven wheel and the second driven wheel through a belt, the lower surfaces of the first driving wheel pair, the first driven wheel and the second driven wheel are connected with one end of a right-angle rod, and the other end of the right-angle rod is connected with the plate body.