CN219929728U - Electroplating wastewater recycling reaction membrane treatment equipment - Google Patents

Abstract

The utility model discloses electroplating wastewater recycling reaction membrane treatment equipment which comprises a support, wherein two sides of the support are connected with cross beams, a reverse osmosis membrane assembly is arranged above the cross beams in the support, a raw water inlet pipe is connected to the front side wall of one end of the reverse osmosis membrane assembly, a pure water outlet pipe is connected to the other end of the reverse osmosis membrane assembly, and a concentrated water outlet pipe is connected to the front side wall of one end, close to the pure water outlet pipe, of the reverse osmosis membrane assembly. According to the utility model, through arranging the cleaning barrel and the cleaning pipe, the impact force of circulating the liquid medicine can be used for carrying out primary flushing on impurities on the reverse osmosis membrane assembly, and then chemical reaction is carried out on the chemical liquid medicine and the impurities, so that the impurities are dissolved and discharged along with the liquid medicine, the cleaning work efficiency is accelerated, and the trouble of detaching the impurities one by one is avoided; through setting up fixed establishment, can reach simultaneously to a plurality of reverse osmosis membrane module centre gripping by a plurality of splint, make reverse osmosis membrane module dismouting more convenient.

Description

Electroplating wastewater recycling reaction membrane treatment equipment

Technical Field

The utility model relates to the technical field of electroplating wastewater treatment, in particular to electroplating wastewater recycling reaction membrane treatment equipment.

Background

The electroplating wastewater refers to the cleaning water, waste electroplating solution, condensed water, various bath solutions and drainage of the plating parts generated in the electroplating process, and contains various heavy metal ions and cyanide, so that the electroplating wastewater is an indispensable part in the electroplating wastewater discharge process because the environment is harmed by carcinogenesis, teratogenesis and mutation; at present, the electroplating wastewater is generally treated by a reverse osmosis membrane, and a large amount of impurities such as industrial pollutants, heavy metals, bacteria, viruses and the like in the electroplating wastewater are completely separated by a reverse osmosis membrane assembly, so that only water molecules penetrate through the reverse osmosis membrane, and pure water reaching the sanitation index is obtained.

The existing reverse osmosis membrane assembly for electroplating wastewater treatment is formed by splicing a plurality of reverse osmosis membrane units, a sleeve is sleeved outside the spliced reverse osmosis membrane units, a plurality of sleeves are used for simultaneously feeding water, so that the plurality of reverse osmosis membrane units are simultaneously subjected to wastewater treatment, and after long-term use, the reverse osmosis membrane units are usually required to be removed from the sleeve and concentrated to be washed under high pressure because of the accumulation of impurities outside the membrane so as to avoid the influence on the water outlet speed of the permeable membrane assembly due to the blocking of the impurities, and then the reverse osmosis membrane units are soaked in chemical agents, and the reverse osmosis membrane units are cleaned through the dual effects of physics and chemistry; in addition, the current sleeves are all installed on the cross beam through semicircular fixing hoops, and in the case of four reverse osmosis membrane assemblies, the number of the fixing hoops used by the four sleeves is eight, the eight fixing hoops are required to be installed on the cross beam one by one when the sleeves are fixed, and the positions of the four sleeves in the vertical direction are required to be corrected, so that the circle centers of the sleeves are located on the same vertical line, and great inconvenience is caused to installation.

Disclosure of Invention

The utility model aims to provide electroplating wastewater recycling reaction membrane treatment equipment so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an electroplating wastewater circulation recovery reaction membrane treatment facility, includes the support, the support both sides all are connected with the crossbeam, the support is inside to be in the top of crossbeam to be provided with reverse osmosis membrane module, reverse osmosis membrane module one end front side wall is connected with the raw water inlet tube, reverse osmosis membrane module's the other end is connected with the pure water outlet pipe, reverse osmosis membrane module is close to the one end front side wall of pure water outlet pipe and is connected with the dense water outlet pipe, reverse osmosis membrane module lateral wall cover is equipped with fixed establishment, the water pump is installed to support bottom front side, the water inlet of water pump is connected with tee bend pipe fitting, tee bend pipe fitting one end is connected with the inlet tube, install the water intaking valve on the inlet tube, install the clean valve on the clean pipe, the one end that tee bend pipe was kept away from to the clean pipe is connected with clean bucket, the pivot is installed to clean bucket inside center department, the pivot lateral wall is connected with the stirring leaf, the bearing is all installed to both ends about the pivot, the pivot top runs through clean bucket and is connected with the motor, the inlet has been seted up to clean bucket top lateral wall.

Preferably, the fixing mechanism comprises clamping plates, connecting plates are connected to the upper end and the lower end of the clamping plates, one side of each connecting plate is vertically connected with a mounting plate, bolts penetrate through the mounting plates, the number of the fixing mechanisms is four, and the fixing mechanisms are symmetrically arranged on two sides of the support.

Preferably, the splint is the fan ring shape that the contained angle is 120, splint internal diameter size and reverse osmosis membrane module external diameter size looks adaptation, the quantity of splint corresponds with the quantity of reverse osmosis membrane module, splint inner wall and reverse osmosis membrane module lateral wall contact.

Preferably, the connecting plate is integrally connected with the clamping plates and the mounting plate, two adjacent clamping plates are respectively connected to two ends of the connecting plate, the side wall of the mounting plate is in contact with the cross beam, and the mounting plate is bolted with the cross beam through bolts.

Preferably, the cleaning barrel is in a hollow cylindrical shape, the inner cavity of the cleaning barrel is communicated with the raw water inlet pipe through a cleaning pipe, and the other side of the cleaning barrel is communicated with the concentrated water outlet pipe through a return pipe.

Preferably, the top of the rotating shaft is connected with the end of the motor shaft, and two ends of the rotating shaft are rotatably connected with the cleaning barrel through bearings.

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

1. this electroplating wastewater circulation recovery reaction membrane treatment facility, through setting up clean bucket and clean pipe, through pouring clear water and chemical liquid medicine into clean bucket from the inlet according to the proportion, drive the pivot through the motor and rotate, the pivot drives stirring leaf stirring clear water and chemical liquid medicine mixture, through opening clean valve and return valve, switch water pump intake pipe, make the liquid medicine in the water pump will clean the bucket get into raw water inlet tube from clean pipe, get into reverse osmosis membrane module inside from raw water inlet tube again, the liquid medicine flows into the back flow from the dense water outlet pipe after the reverse osmosis membrane outside circulates, flow back into clean bucket through the back flow and circulate and clean, the impact force that circulates by the liquid medicine circulates carries out preliminary washing to impurity on the reverse osmosis membrane module, again take place chemical reaction by chemical liquid medicine and impurity, make impurity dissolve and discharge along with the liquid medicine, realize cleaning simultaneously a plurality of reverse osmosis membrane units under the prerequisite of not dismantling the reverse osmosis membrane module, both accelerate clear work efficiency, avoid dismantling trouble one by one.

2. This electroplating wastewater circulation recovery reaction membrane treatment facility through setting up fixed establishment, through two fixed establishment symmetry installations, makes splint centre gripping in pairs in reverse osmosis membrane module both sides, runs through mounting panel and crossbeam by the bolt, makes fixed establishment install on the crossbeam, stabilizes the centre gripping to reverse osmosis membrane module after splint and the centre gripping, restriction reverse osmosis membrane module horizontal migration to carry out the centre gripping to a plurality of reverse osmosis membrane modules simultaneously by a plurality of splint, make a plurality of reverse osmosis membrane modules be in same perpendicular line, replaced traditional reverse osmosis membrane module to select the mode of fixing hoop fixed one by one, make reverse osmosis membrane module dismouting more convenient.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a front cut-away structure of a cleaning bucket of the present utility model;

FIG. 3 is a schematic diagram of a reverse osmosis membrane module clamped by a fixing mechanism according to the present utility model;

fig. 4 is a schematic structural view of a fixing mechanism according to the present utility model.

In the figure: 1. a bracket; 2. a cross beam; 3. a reverse osmosis membrane module; 4. a raw water inlet pipe; 5. a pure water outlet pipe; 6. a concentrated water outlet pipe; 7. a fixing mechanism; 71. a clamping plate; 72. a connecting plate; 73. a mounting plate; 74. a bolt; 8. a water pump; 9. a three-way pipe fitting; 10. cleaning the tube; 11. a return pipe; 12. cleaning the valve; 13. a return valve; 14. a cleaning barrel; 15. a rotating shaft; 16. stirring the leaves; 17. a bearing; 18. a motor; 19. a liquid inlet.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1 to 4, the electroplating wastewater recycling reaction membrane treatment device of the embodiment comprises a bracket 1, wherein both sides of the bracket 1 are connected with a beam 2, the beam 2 is welded and fixed with the bracket 1, the beam 2 is used for supporting a plurality of reverse osmosis membrane modules 3, the reverse osmosis modules 3 are arranged above the beam 2 in the bracket 1 and are composed of a plurality of reverse osmosis membrane units, the water inlets and the water outlets of the reverse osmosis units are all communicated, the front side wall of one end of the reverse osmosis membrane module 3 is connected with a raw water inlet pipe 4, the other end of the reverse osmosis membrane module 3 is connected with a pure water outlet pipe 5, the pure water outlet pipe 5 is externally connected with a pure water collecting barrel, the front side wall of one end of the reverse osmosis membrane module 3, which is close to the pure water outlet pipe 5, is sleeved with a fixing mechanism 7, the side wall of the reverse osmosis membrane module 3 is used for clamping and fixing the reverse osmosis membrane module 3 placed on the beam 2, the raw water inlet pipe 4 is provided with a water pump 8, the water pump 8 is used for driving electroplating wastewater to enter water and is also used for driving liquid medicine to circulate in the cleaning process, the side walls of the bottom ends of the raw water inlet pipe 4 and the concentrated water outlet pipe 6 are provided with three-way pipe fittings 9, the front side of the bracket 1 is provided with a cleaning barrel 14, clear water and chemical liquid medicine are led into the cleaning barrel 14, one side of the bottom of the cleaning barrel 14 is connected with a cleaning pipe 10, the cleaning pipe 10 is used for communicating the raw water inlet pipe 4 and the cleaning barrel 14, the other side of the bottom of the cleaning barrel 14 is connected with a return pipe 11, the return pipe 11 is used for communicating the cleaning barrel 14 and the concentrated water outlet pipe 6 and is used for driving the cleaning liquid medicine to return, the cleaning pipe 10 is provided with a cleaning valve 12, the return pipe 11 is provided with a return valve 13, the center of the inside of the cleaning barrel 14 is provided with a rotating shaft 15, the side wall of the rotating shaft 15 is connected with a stirring blade 16, through stirring leaf 16 in the clean bucket 14 internal rotation clamp splice clear water and chemical agent mix, bearing 17 is all installed at both ends about pivot 15, and pivot 15 top runs through clean bucket 14 and is connected with motor 18, and pivot 15 is connected to motor 18 axle head for drive pivot 15 and rotate, the feed liquor mouth 19 has been seted up to clean bucket 14 top lateral wall, pours clear water and chemical agent into the interior ratio of clean bucket 14 through feed liquor mouth 19, and wherein the liquid outlet has still been seted up to clean bucket 14 bottom lateral wall, is used for the chemical agent discharge after the cleanness.

Specifically, the fixing mechanism 7 includes the splint 71, both ends all are connected with connecting plate 72 about the splint 71, connect adjacent splint 71 by connecting plate 72, make a plurality of splint 71 carry out synchronous centre gripping simultaneously to a plurality of reverse osmosis membrane module 3, connecting plate 72 one side is connected with mounting panel 73 perpendicularly, run through on the mounting panel 73 and be provided with bolt 74, the fixing mechanism 7 quantity is four, two is a set of symmetry and installs in support 1 both sides, fixing mechanism 7 is in support 1 both sides, fixing mechanism 7 installs in reverse osmosis membrane module 3 both sides in pairs, carry out the centre gripping to reverse osmosis membrane module 3 both sides fixedly.

Further, the clamping plates 71 are in a sector ring shape with an included angle of 120 degrees, the inner diameter size of the clamping plates 71 is matched with the outer diameter size of the reverse osmosis membrane assembly 3, the number of the clamping plates 71 corresponds to the number of the reverse osmosis membrane assemblies 3, the inner walls of the clamping plates 71 are in contact with the outer side walls of the reverse osmosis membrane assemblies 3, the clamping plates 71 are clamped on two sides of the reverse osmosis membrane assemblies 3 in pairs, the reverse osmosis membrane assemblies 3 are stably clamped, and the movement of the reverse osmosis membrane assemblies 3 is limited.

Further, the connecting plate 72 is integrally connected with the clamping plates 71 and the mounting plate 73, two adjacent clamping plates 71 are respectively connected to two ends of the connecting plate 72, the side wall of the mounting plate 73 is in contact with the cross beam 2, the mounting plate 73 is bolted with the cross beam 2 through bolts 74, the bolts 74 penetrate through the mounting plate 73 and the cross beam 2, the fixing mechanism 7 is arranged on the cross beam 2, the connecting plate 72 is connected with the mounting plate 73 and the clamping plates 71, after the mounting plate 73 is fixed on the cross beam 2, the plurality of clamping plates 71 clamp the plurality of reverse osmosis membrane assemblies 3 at the same time, the plurality of reverse osmosis membrane assemblies 3 are positioned on the same vertical line, a mode that the traditional reverse osmosis membrane assemblies 3 are fixed by fixing hoops one by one is replaced, and the reverse osmosis membrane assemblies 3 are quickly and conveniently disassembled.

Further, the cleaning barrel 14 is hollow cylindrical, the inner cavity of the cleaning barrel 14 is communicated with the raw water inlet pipe 4 through the cleaning pipe 10, the liquid medicine in the cleaning barrel 14 enters the raw water inlet pipe 4 from the cleaning pipe 10 through the water pump 8, then enters the reverse osmosis membrane assembly 3 from the raw water inlet pipe 4, the other side of the cleaning barrel 14 is communicated with the concentrated water outlet pipe 6 through the return pipe 11, the liquid medicine flows into the return pipe 11 from the concentrated water outlet pipe 6 after flowing outside the reverse osmosis membrane, and flows back into the cleaning barrel 14 through the return pipe 11 for circular cleaning, the impact force of the circular circulation of the liquid medicine carries out primary flushing on impurities on the reverse osmosis membrane assembly 3, and then the chemical liquid medicine and the impurities are subjected to chemical reaction to dissolve and discharge along with the liquid medicine, so that the simultaneous cleaning of a plurality of reverse osmosis membrane units is realized on the premise of not disassembling the reverse osmosis membrane assembly 3, the cleaning work efficiency is accelerated, and the trouble of disassembling one by one is avoided.

Further, the top of the rotating shaft 15 is connected with the shaft end of the motor 18, both ends of the rotating shaft 15 are rotatably connected with the cleaning barrel 14 through bearings 17, clean water and chemical liquid medicine are poured into the cleaning barrel 14 from the liquid inlet 19 according to a proportion, the rotating shaft 15 is driven to rotate through the motor 18, and the rotating shaft 15 drives the stirring blades 16 to stir the clean water and the chemical liquid medicine to be mixed rapidly.

The application method of the embodiment is as follows: under the condition that a user actually carries out electroplating wastewater treatment by using the reverse osmosis membrane assemblies 3, firstly, a plurality of reverse osmosis membrane assemblies 3 are respectively arranged on the cross beams 2, the reverse osmosis membrane assemblies 3 are supported by the cross beams 2 at two sides of the bracket 1 for installation, then the fixing mechanisms 7 are arranged at two sides of the bracket 1 and symmetrically arranged at two sides of the reverse osmosis membrane assemblies 3, so that the clamping plates 71 are contacted with the outer side walls of the reverse osmosis membrane assemblies 3, bolts 74 penetrate through the mounting plates 73 and the cross beams 2, the fixing mechanisms 7 are stably arranged on the cross beams 2, the reverse osmosis membrane assemblies 3 are limited to move by the clamping plates 71, the reverse osmosis membrane assemblies 3 are simultaneously clamped by the clamping plates 71, the reverse osmosis membrane assemblies 3 are positioned on the same vertical line, the mode of fixing the reverse osmosis membrane assemblies 3 one by using fixing hoops is replaced, then the water pump 8 is started, and electroplating wastewater is introduced into the reverse osmosis membrane assemblies 3 through the raw water inlet pipe 4, the wastewater circulates in the reverse osmosis membrane assembly 3, water molecules are extruded by water pressure to flow out and collect from the pure water outlet pipe 5 through the reverse osmosis membrane assembly 3, impurities, heavy metals and bacteria isolated outside the reverse osmosis membrane assembly 3 are all discharged from the concentrated water outlet pipe 6, when the reverse osmosis membrane assembly 3 is used for a long time and surface impurities are accumulated, clear water and chemical liquid medicine are poured into the cleaning barrel 14 from the liquid inlet 19 according to a proportion, the motor 18 drives the rotating shaft 15 to rotate, the rotating shaft 15 drives the stirring blade 16 to stir the clear water and the chemical liquid medicine to mix, the cleaning valve 12 and the reflux valve 13 are opened, the valve on the pure water outlet pipe 5 is closed, the valve on the bottom ends of the raw water inlet pipe 4 and the concentrated water outlet pipe 6 is closed, the water pump 8 water inlet and outlet pipeline is switched, so that the liquid medicine in the cleaning barrel 14 is driven by the water pump 8 to enter the raw water inlet pipe 4 from the cleaning pipe 10, then the liquid medicine flows into the return pipe 11 from the concentrated water outlet pipe 6 after flowing outside the reverse osmosis membrane from the raw water inlet pipe 4 to enter the reverse osmosis membrane assembly 3, the liquid medicine flows back into the cleaning barrel 14 for circular cleaning through the return pipe 11, the impurities on the reverse osmosis membrane assembly 3 are primarily washed by the impact force of the circular flowing of the liquid medicine, and then the chemical liquid medicine and the impurities are subjected to chemical reaction, so that the impurities are dissolved and discharged along with the liquid medicine, and finally the impurities are washed once again by clean water.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. The utility model provides an electroplating wastewater circulation recovery reaction membrane treatment facility, includes support (1), support (1) both sides all are connected with crossbeam (2), the inside top that is in crossbeam (2) of support (1) is provided with reverse osmosis membrane module (3), the lateral wall is connected with raw water inlet tube (4) before reverse osmosis membrane module (3) one end, the other end of reverse osmosis membrane module (3) is connected with pure water outlet pipe (5), lateral wall is connected with dense water outlet pipe (6) before reverse osmosis membrane module (3) are close to the one end of pure water outlet pipe (5), its characterized in that: reverse osmosis membrane subassembly (3) lateral wall cover is equipped with fixed establishment (7), install water pump (8) on raw water inlet tube (4), install tee bend pipe fitting (9) on raw water inlet tube (4) and the dense water outlet pipe (6) bottom lateral wall, support (1) front side is provided with clean bucket (14), clean bucket (14) bottom one side is connected with clean pipe (10), clean bucket (14) bottom opposite side is connected with back flow (11), install clean valve (12) on clean pipe (10), install back flow (13) on back flow (11), pivot (15) are installed in clean bucket (14) inside center department, pivot (15) lateral wall is connected with stirring leaf (16), bearing (17) are all installed at both ends about pivot (15), pivot (15) top runs through clean bucket (14) and is connected with motor (18), inlet (19) have been seted up to clean bucket (14) top lateral wall.

2. The electroplating wastewater recycling reaction membrane treatment device according to claim 1, wherein: the fixing mechanism (7) comprises clamping plates (71), connecting plates (72) are connected to the upper end and the lower end of each clamping plate (71), one side of each connecting plate (72) is vertically connected with a mounting plate (73), bolts (74) penetrate through the mounting plates (73), the number of the fixing mechanisms (7) is four, and the two fixing mechanisms are symmetrically arranged on two sides of the support (1).

3. The electroplating wastewater recycling reaction membrane treatment apparatus according to claim 2, wherein: the clamp plates (71) are in a sector ring shape with an included angle of 120 degrees, the inner diameter size of the clamp plates (71) is matched with the outer diameter size of the reverse osmosis membrane assembly (3), the number of the clamp plates (71) corresponds to the number of the reverse osmosis membrane assemblies (3), and the inner walls of the clamp plates (71) are in contact with the outer side walls of the reverse osmosis membrane assemblies (3).

4. The electroplating wastewater recycling reaction membrane treatment apparatus according to claim 2, wherein: the connecting plate (72) is integrally connected with the clamping plates (71) and the mounting plates (73), two ends of the connecting plate (72) are respectively connected with two adjacent clamping plates (71), the side wall of the mounting plates (73) is in contact with the cross beam (2), and the mounting plates (73) are bolted with the cross beam (2) through bolts (74).

5. The electroplating wastewater recycling reaction membrane treatment device according to claim 1, wherein: the cleaning barrel (14) is in a hollow cylindrical shape, the inner cavity of the cleaning barrel (14) is communicated with the raw water inlet pipe (4) through the cleaning pipe (10), and the other side of the cleaning barrel (14) is communicated with the concentrated water outlet pipe (6) through the return pipe (11).

6. The electroplating wastewater recycling reaction membrane treatment device according to claim 1, wherein: the top of the rotating shaft (15) is connected with the shaft end of the motor (18), and two ends of the rotating shaft (15) are rotatably connected with the cleaning barrel (14) through bearings (17).