CN211112228U

CN211112228U - Copper sulfate crystal recycling machine

Info

Publication number: CN211112228U
Application number: CN201921876258.2U
Authority: CN
Inventors: 巫晓彬; 张贵贤
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-01
Filing date: 2019-11-01
Publication date: 2020-07-28
Anticipated expiration: 2029-11-01

Abstract

The utility model belongs to the technical field of copper sulfate crystallization equipment, especially, relate to a machine is retrieved in copper sulfate crystallization, including agitating unit, solution bucket and cooling pipeline, the bottom of solution bucket is provided with row brilliant mouth, and the cooling pipeline annular is around the inner wall of locating the solution bucket, and agitating unit includes agitator motor, main shaft, rectangle stirring vane and presses down a class blade, and agitator motor sets up in the top of solution bucket, and the main shaft stretches into in the solution bucket and is connected with agitator motor's main shaft, and rectangle stirring vane is vertical form and is fixed in on the main shaft, presses down a class blade and installs on the main shaft and lie in rectangle stirring vane's top. The length of the vertical side of the rectangular stirring blade is longer, so that the rectangular stirring blade sweeps most of the area inside the solution barrel, and the solution is stirred more fully and uniformly; and surge generated in the stirring process of the rectangular stirring blades can be suppressed by combining the flow restraining blades positioned above the rectangular stirring blades, so that the crystallization efficiency of copper sulfate is increased.

Description

Copper sulfate crystal recycling machine

Technical Field

The utility model belongs to the technical field of copper sulfate crystallization equipment, especially, relate to a machine is retrieved in copper sulfate crystal.

Background

In the manufacturing process of the printed circuit board, the surface roughening treatment and the copper thinning treatment are carried out, namely, the printed circuit board is placed in a micro-etching main groove to carry out surface copper etching on the circuit board to enable the copper surface to be rough and reduce the thickness of the surface copper, the etching solution generally adopts a mixed solution of hydrogen peroxide/sulfuric acid, but a large amount of copper ions are generated to be mixed with the etching solution in the etching process to reduce the etching efficiency of the etching solution, moreover, if the concentration of the copper ions in the solution reaches 45 g/L, the copper ions can be crystallized and separated out in a copper sulfate mode, the separated copper sulfate crystals can be attached to the groove wall or other transmission mechanisms, so that a working system is damaged, if the unused etching solution is directly discharged, waste and environmental pollution are caused, the copper sulfate crystals in the etching solution are generally selected to be recycled, meanwhile, the etching efficiency of the etching solution is improved, and a crystallizer is generally adopted to crystallize the copper sulfate.

But the crystallization efficiency of the existing crystallizer is not high, the production requirement is difficult to achieve, and in addition, the crystallized copper sulfate is easy to be attached to the inner wall of the solution barrel and the surface of the cooling pipe, so that the solution is not cooled thoroughly, the crystallization is insufficient, and the solution waste is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a machine is retrieved in copper sulfate crystallization aims at solving the crystallizer among the prior art and has that the solution cooling that the stirring is uneven, crystallization efficiency is low, the medicine leads to in attaching to the solution bucket easily is not thorough, the insufficient technical problem of crystallization.

In order to achieve the above object, the embodiment of the utility model provides a pair of copper sulfate crystallization recycling machine, including agitating unit, solution bucket and cooling pipeline, the bottom of solution bucket is provided with row brilliant mouth, the cooling pipeline annular is around locating the inner wall of solution bucket, agitating unit includes agitator motor, main shaft, rectangle stirring vane and presses down a class blade, agitator motor set up in the top of solution bucket, the main shaft stretches into in the solution bucket and with agitator motor's main shaft is connected, rectangle stirring vane is vertical form and is fixed in on the main shaft, press down a class blade install in on the main shaft and be located rectangle stirring vane's top.

Optionally, the number of the rectangular stirring blades is two, and the two rectangular stirring blades are respectively arranged on two sides of the main shaft and staggered with each other.

Optionally, a plurality of hollow-out areas are arranged on the rectangular stirring blade.

Optionally, a plurality of reinforcing blocks are convexly arranged on the surface of each rectangular stirring blade, and each reinforcing block is respectively located at the side of each hollowed-out area.

Optionally, the flow-suppressing blades form a 45 degree included angle with the main shaft.

Optionally, the copper sulfate crystal recycling machine further comprises a plurality of crystallization plates, and each crystallization plate is vertically fixed on the inner wall of the solution barrel.

Optionally, the crystallization plate is provided with three, annularly and uniformly distributed crystallization plates.

Optionally, a plurality of through holes for the cooling pipeline to pass through are formed in the surface of each crystallization plate, and the cooling pipeline passes through the plurality of through holes and is fixedly connected with the crystallization plate.

Optionally, the bottom of the solution barrel is tapered.

Optionally, the surface of the rectangular stirring blade is sprayed with a polytetrafluoroethylene layer.

The embodiment of the utility model provides an above-mentioned one or more technical scheme in the copper sulfate crystallization recovery machine has one of following technological effect at least: the utility model is used for the unnecessary copper ion that produces in the PCB board production process is crystallized with the form of copper sulfate and is appeared, in operation, the mixed solution that contains copper sulfate is led into inside the solution bucket, and let in 10-20 ℃ of cooling water in the cooling tube way, start agitating unit's agitator motor, the rotation of agitator motor drive main shaft thereby drives the rectangle stirring vane rotation, the rectangle stirring vane stirs the mixed solution inside the solution bucket, make the temperature in the mixed solution reduce, and then make the copper sulfate solubility in the solution reduce, copper sulfate is appeared in the solution because of reaching the saturated condition; the length of the vertical side of the rectangular stirring blade is longer, so that the rectangular stirring blade sweeps most of the area inside the solution barrel, and the solution is stirred more fully and uniformly; the combination of the flow-inhibiting blades above the rectangular stirring blades can suppress surging generated in the stirring process of the rectangular stirring blades, the solution can be fully cooled under the stirring action of the rectangular stirring blades, and the crystallization efficiency of copper sulfate is improved; in addition, because the flow rate of the internal solution is high, the copper sulfate crystal is not easy to attach to the surfaces of the box body and the cooling pipeline, the temperature transfer efficiency of the cooling pipeline is not influenced, and the copper ions can be fully crystallized.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural diagram of a copper sulfate crystal recycling machine provided by an embodiment of the present invention.

Fig. 2 is a top view of the copper sulfate crystal recycling machine provided by the embodiment of the present invention after the stirring motor is hidden.

Fig. 3 is a schematic structural diagram of a stirring device of the copper sulfate crystal recycling machine provided by the embodiment of the present invention after the stirring motor is hidden.

Wherein, in the figures, the respective reference numerals:

10-stirring device 11-stirring motor 12-main shaft

13-rectangular stirring blade 14-flow-inhibiting blade 20-solution barrel

21-crystal discharge port 30-cooling pipeline 31-cooling liquid inlet

32-coolant outlet 40-crystallization plate 41-through hole

131, hollow-out areas 132, and reinforcing blocks.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to fig. 1-3 are exemplary and intended to be used to illustrate embodiments of the present invention, and should not be construed as limiting the invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In an embodiment of the present invention, as shown in fig. 1 to 3, a copper sulfate crystallization recycling machine is provided, including stirring device 10, solution barrel 20 and cooling pipeline 30, the bottom of solution barrel 20 is provided with row brilliant mouth 21, cooling pipeline 30 is annular around locating the inner wall of solution barrel 20, stirring device 10 includes stirring motor 11, main shaft 12, rectangle stirring vane 13 and presses down a class blade 14, stirring motor 11 set up in the top of solution barrel 20, main shaft 12 stretches into in the solution barrel 20 and with stirring motor 11's main shaft 12 is connected, rectangle stirring vane 13 is vertical form and is fixed in on main shaft 12, it installs in on main shaft 12 and be located rectangle stirring vane 13's top to press down class blade 14.

Specifically, the upper surface of the solution barrel 20 is provided with a cooling liquid inlet 31 and a cooling liquid outlet 32, cooling water flows in from the cooling liquid inlet 31, flows through the cooling pipeline 30, and flows out from the cooling liquid outlet 32, the outer wall of the solution barrel 20 has a heat preservation function, the solution barrel 20 can be prevented from absorbing heat from the outside, two flow-inhibiting blades 14 are provided, the two flow-inhibiting blades 14 are spliced into a straight line, the flow-inhibiting blades 14 are perpendicular to the rectangular stirring blades 13, the stirring motor 11 is fixed at the center of the upper surface of the solution barrel 20, the cooling pipeline 30 surrounds the inside of the solution barrel 20 and can be fully contacted with the solution in the solution barrel 20; when the device works, a mixed solution containing copper sulfate is poured into the solution barrel 20, cooling water of 10-20 ℃ is introduced into the cooling pipeline 30, the stirring motor 11 of the stirring device 10 is started, the stirring motor 11 drives the main shaft 12 to rotate so as to drive the rectangular stirring blade 13 to rotate, the rectangular stirring blade 13 is used for stirring the mixed solution in the solution barrel 20, the temperature in the mixed solution is reduced, the solubility of copper sulfate in the solution barrel 20 is reduced, and copper sulfate is separated out of the solution due to the fact that the copper sulfate is in a saturated state; because the length of the vertical side of the rectangular stirring blade 13 is longer, the rectangular stirring blade 13 sweeps most of the area inside the solution barrel 20, so that the solution is stirred more fully and uniformly; the flow-inhibiting blade 14 above the rectangular stirring blade 13 can suppress the surge generated in the stirring process of the rectangular stirring blade 13, the solution can be fully cooled under the stirring action of the rectangular stirring blade 13, the crystallization efficiency of copper sulfate is increased, and in addition; because the flow rate of the internal solution is high, the copper sulfate crystal is not easy to attach to the surfaces of the box body and the cooling pipeline 30, the temperature transfer efficiency of the cooling pipeline 30 is not influenced, and copper ions can be fully crystallized.

In another embodiment of the present invention, as shown in fig. 1 to 3, the number of the rectangular stirring blades 13 in the copper sulfate crystal recovering machine is two, and two rectangular stirring blades 13 are respectively disposed on both sides of the main shaft 12 and staggered with each other. Specifically, the stirring speed can be increased by the two rectangular stirring blades, the solution is difficult to control due to the fact that the stirring speed is too large, the solution barrel 20 is damaged, the processing difficulty can be reduced due to mutual staggering of the two rectangular stirring blades 13, the thick rectangular stirring blades 13 can be conveniently installed, and the installation cost of the rectangular stirring blades 13 is reduced.

In another embodiment of the present invention, as shown in fig. 1 and 3, a plurality of hollow-out areas 131 are disposed on the rectangular stirring blade 13. Specifically, all be equipped with two fretwork areas 131 on every rectangle stirring vane 13, fretwork area 131 is the rectangle square hole, is located rectangle stirring vane 13's inboard, and when rectangle stirring vane 13 was rotatory at a high speed, solution can follow the upset in the rectangle stirring vane 13 outside, can follow fretwork area 131 and pass through, reduces the fluid resistance that rectangle stirring vane 13 bore on the one hand, and on the other hand avoids solution all to concentrate on the upset in the rectangle stirring vane 13 outside, leads to the solution upset too violent and be unfavorable for the crystallization of copper sulfate, and causes the harm to the recovery machine easily.

In another embodiment of the present invention, as shown in fig. 1 and 3, a plurality of reinforcing blocks 132 are protruded from the surface of each of the rectangular stirring blades 13, and each of the reinforcing blocks 132 is respectively located at the side of each of the hollow-out areas 131. Specifically, since the rectangular stirring blade 13 has a large fluid resistance during the stirring process, particularly, the structural strength of the rectangular stirring blade 13 at the side of the hollow area 131 is reduced, and the reinforcing block 132 is provided to prevent the rectangular stirring blade 13 from deforming under the action of the solution.

In another embodiment of the present invention, as shown in fig. 1 and 3, the flow-suppressing blades 14 form an angle of 45 degrees with the main shaft 12. Specifically, the flow suppressing blades 14 are inclined at 45 degrees, and have a better suppression effect on surging generated in the stirring process of the rectangular stirring blades 13.

In another embodiment of the present invention, as shown in fig. 1, the copper sulfate crystal recovering machine further comprises a plurality of crystallization plates 40, and each crystallization plate 40 is vertically fixed on the inner wall of the solution barrel 20. Specifically, the solution will impact the crystallization plate 40 during the turnover process, so that the solution is fully contacted with the crystallization plate 40, and the crystallization plate 40 is fixed on the inner wall of the solution barrel 20, and is directly contacted with the cooling pipeline 30, so that the surface temperature is low, copper sulfate is easy to crystallize on the surface of the crystallization plate 40, and the crystallization rate is accelerated.

In another embodiment of the present invention, as shown in fig. 2, three crystallization plates 40 are disposed, and three crystallization plates 40 are annularly and uniformly distributed. Specifically, since the crystallization plates 40 have a certain impact effect on the inversion of the solution and are not beneficial to the inversion of the solution, the number of the crystallization plates 40 is not too large, the uniform arrangement can ensure that each crystallization plate 40 is uniformly stressed, the vibration of the reclaimer is reduced, three crystallization plates 40 can ensure that the solution is normally inverted, and the crystallization of copper sulfate on the surfaces of the crystallization plates 40 is ensured.

In another embodiment of the present invention, as shown in fig. 1, a plurality of through holes 41 are formed on the surface of each crystallization plate 40 for the cooling pipeline 30 to pass through, and the cooling pipeline 30 passes through the plurality of through holes 41 and is fixedly connected to the crystallization plate 40. Specifically, in the above manner, the cooling circuit may be fixed to the crystallization plate 40 and may be in sufficient contact with the crystallization plate 40.

In another embodiment of the present invention, as shown in fig. 1, the bottom of the solution tank 20 is tapered. Specifically, the bottom of the solution barrel 20 is conical, and copper sulfate crystals generated after the solution is crystallized fall into the bottom of the solution barrel 20 and are discharged out of the solution barrel 20 from the crystal discharge port 21 along the conical surface of the bottom.

In another embodiment of the present invention, the surface of the rectangular stirring blade 13 is sprayed with a teflon layer. Specifically, the polytetrafluoroethylene is named as teflon, has the characteristics of acid resistance, alkali resistance and various organic solvents resistance, has high lubrication and non-adhesiveness, has a wide contact surface between the rectangular stirring blade 13 and a solution, and can prevent precipitated copper sulfate crystals from adhering to the surface of the rectangular stirring blade 13 by spraying the polytetrafluoroethylene.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A copper sulfate crystallization recycling machine is characterized in that: including agitating unit, solution bucket and cooling line, the bottom of solution bucket is provided with row brilliant mouth, the cooling line is annular around locating the inner wall of solution bucket, agitating unit includes agitator motor, main shaft, rectangle stirring vane and presses down a class blade, agitator motor set up in the top of solution bucket, the main shaft stretches into in the solution bucket and with agitator motor's main shaft is connected, rectangle stirring vane is vertical form and is fixed in on the main shaft, press down class blade install in on the main shaft and be located rectangle stirring vane's top.

2. The copper sulfate crystal recovery machine of claim 1, wherein: the rectangular stirring blades are arranged in two numbers, and the two rectangular stirring blades are respectively arranged on two sides of the main shaft and staggered with each other.

3. The copper sulfate crystal recovery machine of claim 1, wherein: and a plurality of hollow-out areas are arranged on the rectangular stirring blades.

4. The copper sulfate crystal recovery machine of claim 3, wherein: the surface of each rectangular stirring blade is convexly provided with a plurality of reinforcing blocks, and each reinforcing block is respectively positioned on the side of each hollowed-out area.

5. The copper sulfate crystal recovery machine of claim 1, wherein: and a 45-degree included angle is formed between the flow restraining blade and the main shaft.

6. The copper sulfate crystal recovery machine of claim 1, wherein: the copper sulfate crystal recycling machine also comprises a plurality of crystallization plates, and each crystallization plate is vertically fixed on the inner wall of the solution barrel.

7. The copper sulfate crystal recovery machine of claim 6, wherein: the crystallization plate is provided with three, three crystallization plates are annularly and uniformly distributed.

8. The copper sulfate crystal recovery machine of claim 7, wherein: and a plurality of through holes for the cooling pipeline to penetrate through are formed in the surface of each crystallization plate, and the cooling pipeline penetrates through the through holes and is fixedly connected with the crystallization plates.

9. The copper sulfate crystal recovering machine as recited in any one of claims 1 to 8, wherein: the bottom of the solution bucket is tapered.

10. The copper sulfate crystal recovery machine of claim 9, wherein: and a polytetrafluoroethylene layer is sprayed on the surface of the rectangular stirring blade.