CN208603926U - A kind of heavy metal wastewater treatment apparatus - Google Patents

Abstract

The utility model relates to heavy metal species sewage treatment equipments, including wastewater collection pond, sedimentation basin and reaction tank, the first water inlet pipe is equipped between wastewater collection pond and sedimentation basin, first water inlet pipe is equipped with the first intake pump, the second water inlet pipe is equipped between sedimentation basin and reaction tank, second water inlet pipe is equipped with the second intake pump, the collection to heavy metal wastewater thereby is realized by wastewater collection pond, the separation to solid impurity and waste water is realized by the first intercept net, lesser suspended matter in waste water is removed by sedimentation basin, the centrifugal treating to waste water is realized by the rotation of concentrator bowl, the heavy metal in waste water is allowed to handle unstable state, and cooperate stirring rod and heavy metal chelating agent quick, sufficiently reaction, generate reaction insoluble matter, by being realized by aeration tube to aerating wastewater processing, enter waste water filtering pond finally by filtration core, it realizes last Filtering；The utility model structure is simple, and it is convenient to operate, and is suitable for promoting the use of.

Description

A kind of heavy metal wastewater treatment apparatus

Technical field

The utility model relates to technical field of sewage treatment equipment, more particularly to a kind of heavy metal containing wastewater treatment Equipment.

Background technique

Heavy metal wastewater thereby refers to that is be discharged in the industrial processes such as mining and metallurgy, machine-building, chemical industry, electronics, instrument contains weight The waste water of metal, heavy metal (such as containing cadmium, nickel, mercury, zinc) waste water are to endanger to an environmental pollution most serious and to the mankind maximum One of industrial wastewater.Heavy metal in waste water is that various common methods cannot decompose destruction, not only can be to water source, soil etc. Environment pollutes, and can also eventually enter into human body by the enrichment of food chain, thus cause damages to human health, Therefore carrying out processing to the sewage containing heavy metal ion is particularly important, in the prior art to the dress of heavy metal containing wastewater treatment Setting all is large scale equipment, and complex process, cost is high, is not suitable for the use of small business.

Utility model content

(1) the technical issues of solving

The utility model aim is the shortcomings that overcoming the above-mentioned prior art, provides a kind of heavy metal containing wastewater treatment and sets It is standby.

(2) technical solution

A kind of heavy metal wastewater treatment apparatus, including wastewater collection pond, sedimentation basin and reaction tank, wastewater collection pond upper end is not Closing, reaction tank are closing shell structure, and the first water inlet pipe, first water inlet pipe are equipped between wastewater collection pond and sedimentation basin It is equipped with the first intake pump, the second water inlet pipe is equipped between the sedimentation basin and reaction tank, second water inlet pipe is equipped with the Two intake pumps.

Further, the first intercept net is connected in the wastewater collection pond, first intercept net is higher than the first water inlet The bottom end of pipe.

Further, the reaction tank includes intermediate plate, concentrator bowl and filtration core, and the intermediate plate is fixed in reaction tank Portion is symmetrically arranged with outlet pass on intermediate plate, a valve is respectively provided on the outlet pass, the position below intermediate plate is connected with Two intercept nets, institute's concentrator bowl upper end are not closed, and concentrator bowl upper and lower ends have been respectively and fixedly connected with tube and shaft, on concentrator bowl side wall It is even to be equipped with several centrifugal holes, several stirring rods are equipped on the outside of concentrator bowl, the shaft is rotatably connected at intermediate plate center, and second One end of water inlet pipe is located in tube, and the internal diameter of the tube is greater than the diameter of the second water inlet pipe, is connected with driven tooth on tube Wheel, the driven gear are engaged with driving gear, and the driving gear is fixed on the output shaft of driving motor, the driving electricity Machine is fixed in riser side, and the riser is fixed on the upside of reaction tank, is connected with top plate on riser, top plate is caught equipped with heavy metal Agent hopper is caught, the heavy metal chelating agent hopper is connected to by feed pipe with reaction tank, and the filtration core is arranged by bracket In reaction tank below second intercept net, bracket is fixed on reaction tank inner wall, and filtration core upper end is communicated with outlet pipe, it is described go out Water pipe is equipped with water outlet pump.

Further, the reaction tank side wall is communicated with removal of impurities channel, and the removal of impurities channel bottom side and the second intercept net are flat Together, removal of impurities channel outer end is threaded with side cover.

Further, the bottom of the reaction tank is equipped with aeration tube, and several solarization air caps, aeration are equipped on the upside of the aeration tube One end of pipe is communicated with aerated conduit, and the end in the aeration tube road through reaction tank and is equipped with aeration pump.

Further, the end of the outlet pipe is connected to successively vertical in the upper end of filtering ponds side, the filtering ponds Equipped with activated carbon adsorption net, high-density fiber filter screen and nanofiltration membrane net, filtering ponds other side lower end is equipped with discharge outlet.

(3) beneficial effect

The utility model provides a kind of heavy metal wastewater treatment apparatus, and the utility model passes through wastewater collection pond realization pair The collection of heavy metal wastewater thereby realizes the separation to solid impurity and waste water by the first intercept net, removes waste water by sedimentation basin In lesser suspended matter, realized by the rotation of concentrator bowl and allow the centrifugal treating of waste water the heavy metal processing in waste water unstable Determine state, and stirring rod and heavy metal chelating agent is cooperated quickly, sufficiently to react, reaction insoluble matter is generated, by passing through aeration tube It realizes to aerating wastewater processing, enters waste water filtering pond finally by filtration core, realize last filtering；The utility model structure Simply, it is convenient to operate, and is suitable for promoting the use of.

Detailed description of the invention

In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model, protects some realities Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings Obtain other attached drawings.

Fig. 1 is the structural schematic diagram of the utility model；

In attached drawing, parts list represented by the reference numerals are as follows:

1- wastewater collection pond, 2- sedimentation basin, 3- reaction tank, the first water inlet pipe of 4-, the first intake pump of 5-, 6- first are intercepted Net, the second water inlet pipe of 7-, the second intake pump of 8-, 9- intermediate plate, 10- concentrator bowl, 11- filtration core, 12- valve, 13- second are intercepted Net, 14- removal of impurities channel, 15- side cover, 16- tube, 17- shaft, 18- centrifugal hole, 19- stirring rod, 20- driven gear, 21- drive Moving gear, 22- driving motor, 23- riser, 24- top plate, 25- heavy metal chelating agent hopper, 26- feed pipe, 27- bracket, 28- Aeration tube, 29- aerated conduit, 30- aeration pump, 31- outlet pipe, 32- filtering ponds, 33- water outlet pump, 34- activated carbon adsorption net, 35- high-density fiber filter screen, 36- nanofiltration membrane net, 37- drainpipe.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts All other embodiment obtained, fall within the protection scope of the utility model.

As shown in Figure 1, a kind of heavy metal wastewater treatment apparatus, including wastewater collection pond 1, sedimentation basin 2 and reaction tank 3, it gives up 1 upper end of water collecting pit is not closed, reaction tank 3 be closing shell structure, between wastewater collection pond 1 and sedimentation basin 2 be equipped with first into Water pipe 4, the first water inlet pipe 4 be equipped with the first intake pump 5, between sedimentation basin 2 and reaction tank 3 be equipped with the second water inlet pipe 7, second into Water pipe 7 is equipped with the second intake pump 8.

Specifically, being connected with the first intercept net 6 in wastewater collection pond 1, the first intercept net 6 is higher than the bottom of the first water inlet pipe 4 End.

Specifically, reaction tank 3 includes intermediate plate 9, concentrator bowl 10 and filtration core 11, intermediate plate 9 is fixed in reaction tank 3 Portion is symmetrically arranged with outlet pass on intermediate plate 9, and a valve 12, valve 12 and external control device (figure are respectively provided on outlet pass In do not show) connection, the position of the lower section of intermediate plate 9 is connected with the second intercept net 13, and 10 upper end of concentrator bowl is not closed, concentrator bowl 10 Upper and lower ends have been respectively and fixedly connected with tube 16 and shaft 17, and several centrifugal holes 18, concentrator bowl 10 are uniformly provided on 10 side wall of concentrator bowl Outside is equipped with several stirring rods 19, and shaft 17 is rotatably connected at 9 center of intermediate plate, and one end of the second water inlet pipe 7 is located at tube In 16, the internal diameter of tube 16 is greater than the diameter of the second water inlet pipe 7, is connected with driven gear 20 on tube 16, driven gear 20 is nibbled Conjunction has driving gear 21, and driving gear 21 is fixed on the output shaft of driving motor 22, and driving motor 22 is fixed in riser 23 1 Side, riser 23 are fixed in 3 upside of reaction tank, are connected with top plate 24 on riser 23, top plate 24 is equipped with heavy metal chelating agent hopper 25, heavy metal chelating agent hopper 25 is connected to by feed pipe 26 with reaction tank 3, and filtration core 11 is blocked by the setting of bracket 27 second It cuts in the reaction tank 3 of 13 lower section of net, bracket 27 is fixed on 3 inner wall of reaction tank, and 11 upper end of filtration core is communicated with outlet pipe 31, out Water pipe 31 is equipped with water outlet pump 33.

Specifically, 3 side wall of reaction tank is communicated with removal of impurities channel 14, removal of impurities 14 bottom side of channel is concordant with the second intercept net 13, Removal of impurities 14 outer end of channel is threaded with side cover 15, convenient for removing dereaction insoluble matter.

Specifically, the bottom of reaction tank 3 is equipped with aeration tube 28, several solarization air caps, aeration tube 28 are equipped on the upside of aeration tube 28 One end be communicated with aerated conduit 29, the end of aerated conduit 29 through reaction tank 3 and is equipped with aeration pump 30.

Specifically, the end connection of outlet pipe 31 is successively equipped with vertically in the upper end of 32 side of filtering ponds, filtering ponds 32 Activated carbon adsorption net 34, high-density fiber filter screen 35 and nanofiltration membrane net 36,32 other side lower end of filtering ponds are equipped with discharge outlet 37.

The present embodiment working principle is as follows: heavy metal wastewater thereby is collected into wastewater collection pond 1, wherein the first intercept net 6 Solid particle, substance in initial waste is removed, waste water is transported to by sedimentation basin 2 by the first intake pump 5, sedimentation basin 2 is General sedimentation basin of sewage disposal, sedimentation basin 2 remove lesser suspended matter in waste water, start driving motor 22, driving motor 22 Concentrator bowl 10 is driven to rotate, waste water is transported in tube 16 by the second intake pump 8, and then by the rotation of concentrator bowl 10 by waste water It throws away, keeps the heavy metal ion in waste water unstable, heavy metal chelating agent is added by heavy metal chelating agent funnel 25 and and get rid of Waste water abundant, fast reaction under the action of stirring after out, generates reaction insoluble matter, after fully reacting, passes through control device Open valve 12, waste water and reaction insoluble matter are flowed down by outlet pass, and the second intercept net 13 intercepts reaction insoluble matter, waste water into Enter 13 lower space of the second intercept net, be aerated by aeration tube 28, while waste water, by entering in filtration core 11, waste water is left It is transported in filtering ponds 32 by water outlet pump 33 afterwards, passes sequentially through activated carbon adsorption net 34, high-density fiber filter screen 35 and receive Filter membrane net 36, the filtration treatment before being excluded.

In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means Specific features described in conjunction with this embodiment or example, structure, material live feature be contained in the utility model at least one In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples In can be combined in any suitable manner.

The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously There is no the details that detailed descriptionthe is all, does not limit the specific embodiment that the utility model is only yet.Obviously, according to this specification Content, can make many modifications and variations.These embodiments are chosen and specifically described to this specification, be in order to preferably explain The principles of the present invention and practical application, so that skilled artisan be enable to better understand and utilize this practical It is novel.The utility model is limited only by the claims and their full scope and equivalents.

Claims (5)

1. a heavy metal waste water treatment equipment, comprising waste water collection tank, sedimentation tank and reaction tank, the waste water collection tank upper end is not closed, and the reaction tank is a closed shell structure, it is characterized in that, between the waste water collection tank and the sedimentation tank, the first A water inlet pipe, a first water inlet pump is arranged on the first water inlet pipe, a second water inlet pipe is arranged between the sedimentation tank and the reaction tank, a second water inlet pump is arranged on the second water inlet pipe, and the reaction tank is It includes an intermediate plate, a centrifugal cylinder and a filter core, the intermediate plate is fixed in the middle of the reaction tank, the intermediate plate is symmetrically provided with water ports, each of the water ports is provided with a valve, and the position below the intermediate plate is fixed with a second Two intercepting nets, the upper end of the centrifugal cylinder is not closed, the upper and lower ends of the centrifugal cylinder are respectively fixed with a rotating tube and a rotating shaft, a number of centrifugal holes are evenly arranged on the side wall of the centrifugal cylinder, and a number of stirring rods are arranged on the outside of the centrifugal cylinder, and the rotating shaft rotates Connected at the center of the middle plate, one end of the second water inlet pipe is located in the rotating pipe, the inner diameter of the rotating pipe is larger than the diameter of the second water inlet pipe, the rotating pipe is fixed with a driven gear, and the driven gear is engaged with the driving gear. Gear, the drive gear is fixed on the output shaft of the drive motor, the drive motor is fixed on one side of the vertical plate, the vertical plate is fixed on the upper side of the reaction tank, the vertical plate is fixed with a top plate, and the top plate is provided with There is a heavy metal scavenger hopper, the heavy metal scavenger hopper is communicated with the reaction tank through a feeding pipe, the filter element is arranged in the reaction tank under the second interception net through a bracket, the bracket is fixed on the inner wall of the reaction tank, and the filter element is A water outlet pipe is communicated with the upper end, and an outlet pump is arranged on the water outlet pipe. 2 . The heavy metal wastewater treatment equipment according to claim 1 , wherein a first intercepting net is fixed in the wastewater collection tank, and the first intercepting net is higher than the bottom end of the first water inlet pipe. 3 . 3. a kind of heavy metal wastewater treatment equipment according to claim 1, is characterized in that, described reaction tank side wall is communicated with impurity removal channel, and described impurity removal channel bottom side is flush with the second intercepting net, impurity removal channel The outer end is threadedly connected with a side cover. 4. A kind of heavy metal wastewater treatment equipment according to claim 1, is characterized in that, the bottom of described reaction tank is provided with aeration pipe, the upper side of described aeration pipe is provided with several aeration holes, the One end is connected with an aeration pipe, and the end of the aeration pipe runs through the reaction tank and is provided with an aeration pump. 5 . The heavy metal wastewater treatment equipment according to claim 1 , wherein the end of the water outlet pipe is connected to the upper end of one side of the filter tank, and the filter tank is vertically provided with activated carbon adsorption nets, High-density fiber filter mesh and nanofiltration membrane mesh, and the lower end of the other side of the filter tank is provided with a drain.