CN111408599A - A kind of secondary resource processing equipment and processing method - Google Patents

Abstract

The invention discloses secondary resource treatment equipment and a treatment method, and relates to the technical field of secondary resource recovery. The secondary resource processing apparatus includes: a holding tank which holds therein a secondary resource and a cleaning solution for immersion cleaning of the secondary resource, the secondary resource including solid materials and soluble harmful substances which are soluble by the cleaning solution; and the waste liquid box is provided with a filter screen, the secondary resource and the cleaning solution after soaking and cleaning flow into the waste liquid box, the solid material is remained outside the filter screen, and the harmful substances are dissolved by the cleaning solution and then flow into the waste liquid box along with the cleaning solution. The secondary resources are soaked and cleaned in the cleaning solution by using the containing groove, the solid materials of the secondary resources after soaking and cleaning are left outside the filter screen by using the waste liquid box with the filter screen, and the waste liquid enters the waste liquid box for recycling, so that the harmless treatment of the secondary resources is realized.

Description

A kind of secondary resource processing equipment and processing method

technical field

The invention relates to the technical field of secondary resource recovery, in particular to a secondary resource processing device and a processing method.

Background technique

Secondary resources refer to those produced in the process of social production, circulation, and consumption that no longer have their original use value and exist in various forms, but can regain their use value through some comprehensive utilization, processing, recycling and other means. A general term for various wastes, and secondary resources include, for example, lithium batteries and cemented carbide.

Lithium batteries are mainly composed of shells, positive electrodes, negative electrodes, separators and harmful substances. Disposing of waste lithium batteries at will will cause serious pollution to the environment. The most urgent task is to realize the harmless treatment of waste lithium batteries. Cemented carbide refers to an alloy material made of hard compound of refractory metal and bonding metal through powder metallurgy process. It has high elastic modulus, high strength, high hardness, wear resistance, corrosion resistance, resistance to It has a series of excellent properties such as impact, small thermal expansion coefficient and stable chemical properties, but the oil pollution on the surface of cemented carbide is easy to cause corrosion, which seriously affects the quality of the workpiece and processing efficiency.

Most of the harmful substances in secondary resources are organic and volatile liquids, which are obviously corrosive. Long-term inhalation of volatile gases can damage the human respiratory tract; when harmful substances enter the environment, they will pollute the surrounding water, atmosphere and soil. harm human health.

Therefore, there is an urgent need for a secondary resource processing device and a processing method to solve the above problems.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a secondary resource processing device and a processing method, so as to realize the harmless processing of secondary resources.

For this purpose, the present invention adopts the following technical solutions:

A secondary resource processing device, comprising:

A holding tank, which contains secondary resources and a cleaning solution for soaking and cleaning the secondary resources, the secondary resources include solid materials and soluble harmful substances, and the harmful substances can be cleaned by the solution dissolves;

A waste liquid tank is provided with a filter screen, the secondary resources and the cleaning solution after soaking and cleaning flow into the waste liquid tank, the solid materials remain outside the filter screen, and the harmful substances After being dissolved by the cleaning solution, it flows into the waste tank along with the cleaning solution.

Preferably, a rotatable drum is provided in the holding tank, one end of the drum is open and the other end is closed, and a plurality of through holes are provided on the circumference of the drum, and the cleaning solution can pass through all the holes. The opening and the through hole enter into the drum, and the secondary resource can enter into the opening.

Preferably, a supporting wheel is also arranged in the holding tank, one end of the supporting wheel is fixed at the bottom of the holding tank, and the other end is an arc surface and is in contact with the whole body of the drum. It can rotate along the arc surface of the supporting wheel.

Preferably, the drum is provided with a rotating shaft, one end of the rotating shaft is connected with a driving mechanism, the rotating shaft is connected to the closed opening through a first connecting piece, and is connected to the interior of the drum through a second connecting piece .

Preferably, the inner wall of the drum is provided with a spiral baffle, and the spiral baffle extends spirally from the opening to the closed opening.

Preferably, a cover plate is provided above the holding tank, and the cover plate and the side plate of the holding tank are respectively formed to allow the secondary resources and the cleaning solution to enter the holding tank. A first opening and a second opening inside the tank.

Preferably, the first opening is provided with a feeding channel, one end of the feeding channel is located outside the first opening, and the other end is located inside the opening.

Preferably, it also includes a bottom plate, the holding slot is set on the bottom plate through a plurality of bolts and feet, the feet on the opening side and the feet on the closed side are respectively At least one ground connecting plate is provided, and the ground connecting plate is respectively connected with the ground and the bottom plate.

Preferably, the waste liquid tank is located below the holding tank, and a discharge channel and a discharge valve are provided between the holding tank and the waste liquid tank.

Preferably, the holding tank is further connected with a heating ultrasonic mechanism, and the heating ultrasonic mechanism includes a heating rod and an ultrasonic vibrator both located inside the holding tank.

A secondary resource processing method, comprising the following steps:

Use the cleaning solution to soak and clean the secondary resources, so that the harmful substances of the secondary resources are dissolved by the cleaning solution;

The secondary resource and the cleaning solution are discharged to separate the solid material of the secondary resource and the cleaning solution.

Preferably, after soaking and cleaning the secondary resource with the cleaning solution in the step and before discharging the secondary resource and the cleaning solution in the step, the method further includes:

heating the cleaning solution and causing it to generate ultrasonic vibration;

The secondary resource is rotated within the cleaning solution.

Preferably, the secondary resources include harmful substances and solid materials, and the step of discharging the secondary resources and the cleaning solution includes:

discharging the cleaning solution after dissolving the harmful substances;

The solid material is dried and discharged.

Beneficial effects of the present invention:

In the present invention, the secondary resources are soaked and cleaned in the cleaning solution by using the holding tank, and then the solid material of the secondary resources after soaking and cleaning is left on the outside of the filter by using the waste liquid tank with the filter screen, and the waste liquid enters the It is recycled in the waste liquid tank, thereby realizing the harmless treatment of secondary resources.

Description of drawings

Embodiments of the invention will now be described, by way of example only, with reference to the accompanying drawings, wherein

1 is a schematic structural diagram of a secondary resource processing device provided by the present invention;

Fig. 2 is the sectional view of Fig. 1;

Fig. 3 is the structural representation of the drum under one viewing angle;

Fig. 4 is the structural representation of the drum under another viewing angle;

Fig. 5 is a cross-sectional view of the drum.

In the picture:

1. Holding slot; 11. Roller; 12. Supporting wheel; 111. Opening; 112. Closed opening; 113. Through hole; 114. Rotating shaft; 115. First connecting piece; baffle;

2. Waste tank; 21. Filter;

3. Drive mechanism;

4, cover plate; 41, first opening; 42, second opening; 43, feeding channel;

51. Discharge channel; 52. Discharge valve;

6. Heating ultrasonic mechanism;

71, the bottom plate; 72, the bolt; 73, the foot; 74, the foot connecting plate.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

In the description of the present invention, it should be understood that the terms "portrait", "horizontal", "upper", "lower", "front", "rear", "left", "right", "vertical", The orientations or positional relationships indicated by "horizontal", "top", "bottom", "inside", "outside", etc. are based on the orientations or positional relationships shown in the accompanying drawings, which are only for the convenience of describing the present invention and simplifying the description, rather than An indication or implication that the referred device or element must have a particular orientation, be constructed and operate in a particular orientation, is not to be construed as a limitation of the invention.

As shown in Figure 1, which is a schematic structural diagram of the secondary resource processing equipment provided by the present invention, the secondary resource processing equipment comprises a holding tank 1, a waste liquid tank 2, a driving mechanism 3 and a cover plate 4, wherein:

The holding tank 1 contains secondary resources and a cleaning solution for soaking and cleaning the secondary resources. The secondary resources include solid materials and soluble harmful substances, and the harmful substances can be dissolved by the cleaning solution. The waste liquid tank 2 is provided with a filter screen 21, the secondary resources after soaking and cleaning and the cleaning solution flow into the waste liquid tank 2, the solid materials remain outside the filter screen 21, and after the harmful substances are dissolved by the cleaning solution, they flow into the waste liquid tank 2 with the cleaning solution. into waste tank 2. The present invention uses the holding tank 1 to soak and clean the secondary resources in the cleaning solution, and then uses the waste liquid tank 2 with the filter screen 21 to make the solid materials of the secondary resources after soaking and cleaning remain outside the filter screen 21, The waste liquid enters the waste liquid tank 2 for recycling, thereby realizing the harmless treatment of secondary resources.

A rotatable drum 11 is provided in the holding tank 1. Specifically, the drum 11 is provided with a rotating shaft 114, and one end of the rotating shaft 114 is connected with a driving mechanism 3, such as a motor or other power source. The secondary resources are transported into the drum 11, and a certain centrifugal force is generated by the rotation of the drum 11, and at the same time, friction occurs with the inner wall of the drum 11, so that the mixing of the secondary resources and the cleaning solution is more sufficient, even if the secondary resources are harmful. Substances can be dissolved more completely by the cleaning solution.

Please refer to FIG. 2 , a cover plate 4 is arranged above the holding tank 1 , and the cover plate 4 and the side plate of the holding tank 1 are formed with first The opening 41 and the second opening 42 and the cover plate 4 can prevent the cleaning solution in the holding tank 1 from splashing out of the holding tank 1 when the drum 11 rotates.

Specifically, one end of the drum 11 is an opening 111 and the other end is a closed opening 112 , and a plurality of through holes 113 are provided on the circumference of the drum 11 , and the cleaning solution can enter the drum 11 through the opening 111 and the through holes 113 . into the opening 111. Further, the first opening 41 is located on one side of the opening 111 of the drum 11, the first opening 41 is provided with a feeding channel 43, one end of the feeding channel 43 is located outside the first opening 41, and the other end is located inside the opening 111, The secondary resources enter the interior of the opening 111 along the feed channel 43 . Referring to FIG. 4 , the portion of the feeding channel 43 extending into the opening 111 is arranged in a U-shape and straddling the rotating shaft 114 , so that the feeding channel 43 does not interfere with the rotating shaft 114 , that is, the feeding channel 43 The rotation of the rotary shaft 114 will not be affected, and the rotation of the rotary shaft 114 will not affect the feeding of the feeding channel 43 .

Specifically, please continue to refer to FIG. 2, the holding groove 1 is also provided with a supporting wheel 12, one end of the supporting wheel 12 is fixed at the bottom of the holding groove 1, and the other end is an arc surface and is in contact with the whole body of the drum 11, The roller 11 can rotate along the arc surface of the roller 12, that is, the roller 12 supports the roller 11 without affecting the rotation of the roller 11, and even the roller 11 can rotate more smoothly due to the arc surface of the roller 12 .

Specifically, please refer to FIG. 3 and FIG. 4 , the rotating shaft 114 is connected to the closing port 112 through the first connecting member 115 , and is connected to the interior of the drum 11 through the second connecting member 116 , and the first connecting member 115 and the second connecting member are provided by providing the first connecting member 115 and the second connecting member. 116 can stably fix the drum 11 on the rotating shaft 114 .

Specifically, please refer to FIG. 2 and FIG. 5 , the inner wall of the drum 11 is provided with a spiral baffle 117 , and the spiral baffle 117 is spirally extended from the opening 111 to the closed opening 112 . Inward closing 112 or delivery to opening 111 . That is to say, by setting the rotation direction of the spiral baffle 117 and the turning direction of the driving mechanism 3 , the secondary resources can be transported to the closed opening 112 or the opening 111 in the drum 11 . Further, after the secondary resource enters the drum 11, it is moved by the helical thrust along the spiral baffle 117 to the closed opening 112 to prevent the solid material from leaking from the opening 111; after cleaning for a certain period of time, the cleaning solution after dissolving the harmful substances is firstly It is discharged into the waste liquid tank 2, and then the solid material continues to be dried under the action of centrifugal force, and the thrown out cleaning solution is discharged into the waste liquid tank 2; finally, the drum 11 is rotated in the opposite direction, so that only the secondary resources are left. The solid material is moved and transported to the opening 111 along the spiral baffle 117 by the reverse helical thrust, and then discharged to the waste liquid tank 2. However, due to the filter screen 21 set above the waste liquid tank 2, the solid material is blocked by the filter screen 21. outside (i.e. above).

Specifically, referring to FIGS. 1 and 2 , the above-mentioned cleaning device further includes a bottom plate 71 , and the holding tank 1 is set on the bottom plate 71 through a plurality of bolts 72 and feet 73 . The ground feet 73 on one side of 112 are respectively provided with at least one ground foot connecting plate 74 , and the ground foot connecting plates 74 are respectively connected with the ground feet 73 and the bottom plate 71 . In this embodiment, there are two anchors 73 and bolts 72 located on the side of the opening 111 , and two anchors 73 and bolts 72 located on the side of the closed opening 112 . Preferably, in order to ensure that the secondary resources and the cleaning solution are dissolved for a certain period of time to facilitate the discharge of the secondary resources, the vertical height of the closed opening 112 is higher than that of the opening 111 . Therefore, the foot 73 on one side of the opening 111 needs to be along the bolt 72 . Screw up a certain distance so that the height of the closed opening 112 is higher than the height of the opening 111 . It is worth noting that when the foot 73 on the side of the opening 111 is screwed upward for a certain distance until it is separated from the bottom plate 71, the cleaning device may be unstable, so the foot connecting plate 74 on the side of the opening 111 acts as a fulcrum. Therefore, the cleaning equipment can maintain a stable state when it is inclined (that is, it is inclined downward from the closed opening 112 to the opening 111); and the foot connecting plate 74 located on one side of the closed opening 112 can better stabilize the side. The role of the foot 73. It can be understood that the foot 73 and the foot connecting plate 74 that appear to be located on the side of the opening 111 (ie, the side of the first opening 41 ) in FIG. 1 have been separated from the bottom plate 71 , but this is not a practical application. Please refer to the above description for the specific setting method. FIG. 1 only provides an explanation for the function of “provided with a ground foot 73 and a ground foot connecting plate 74 ”.

Specifically, please continue to refer to FIG. 1 and FIG. 2 , the waste liquid tank 2 is located below the holding tank 1 , and a discharge channel 51 and a discharge valve 52 are provided between the holding tank 1 and the waste liquid tank 2 . The cleaning solution after dissolving the harmful substances is firstly discharged into the discharge channel 51, and the control system controls the discharge valve 52 to open, so that the cleaning solution enters the waste liquid tank 2; then the drum 11 rotates, and the residual solid material is removed by centrifugal force. The solution is dried, so that this part of the residual solution also enters the waste liquid tank 2; finally, the drum 11 uses the reverse helical thrust to send the dried solid material along the discharge channel 51, and then is blocked on the waste liquid tank 2. outside (ie, above) the filter screen 21. It can be understood that, the driving manner of the discharge valve 52 may be pneumatic driving, and may also be other driving manners.

Specifically, the holding tank 1 is further connected with a heating ultrasonic mechanism 6 , and the heating ultrasonic mechanism 6 includes a heating rod and an ultrasonic vibrator both located inside the holding tank 1 . By gradually heating the cleaning solution and subjecting it to ultrasonic vibration treatment, the dissolving speed of the harmful substances of secondary resources in the cleaning solution can be further improved. The above cleaning equipment further includes an exhaust gas treatment mechanism, and the exhaust gas generated in the process of cleaning the secondary resources can be treated by the exhaust gas treatment mechanism, and can be discharged into the atmosphere after being treated.

The present invention also provides a cleaning method for secondary resources, and the above cleaning equipment is a preferred embodiment of the cleaning method, which specifically includes the following steps:

S1, use the cleaning solution to soak and clean the secondary resources, so that the harmful substances of the secondary resources are dissolved by the cleaning solution;

S2, heating the cleaning solution and making it generate ultrasonic vibration;

S3, make the secondary resource rotate in the cleaning solution;

S4. Discharge the secondary resources and the cleaning solution to separate the solid materials of the secondary resources and the cleaning solution:

S41, discharging the cleaning solution after dissolving the harmful substance;

S42, the solid material is dried and discharged.

The specific implementation solutions involved in the above steps have been described above, and will not be repeated here.

Obviously, the above-mentioned embodiments of the present invention are only examples for clearly illustrating the present invention, rather than limiting the embodiments of the present invention. For those of ordinary skill in the art, changes or modifications in other different forms can also be made on the basis of the above description. There is no need and cannot be exhaustive of all implementations here. Any modifications, equivalent replacements and improvements made within the spirit and principle of the present invention shall be included within the protection scope of the claims of the present invention.

Claims (13)

1. A secondary resource processing device, characterized in that, comprising: The holding tank (1) contains secondary resources and a cleaning solution for soaking and cleaning the secondary resources, the secondary resources include solid materials and soluble harmful substances, and the harmful substances can be the cleaning solution dissolves; The waste liquid tank (2) is provided with a filter screen (21), the secondary resources and the cleaning solution after soaking and cleaning flow into the waste liquid tank (2), and the solid material remains in the waste liquid tank (2). Outside the filter screen (21), after the harmful substances are dissolved by the cleaning solution, they flow into the waste liquid tank (2) along with the cleaning solution. 2 . The secondary resource processing equipment according to claim 1 , wherein a rotatable drum ( 11 ) is provided in the holding tank ( 1 ), and one end of the drum ( 11 ) is an opening ( 111 ). 3 . ), the other end is a closed opening (112), and a plurality of through holes (113) are provided on the circumference of the drum (11), and the cleaning solution can pass through the opening (111) and the through holes (113) Entering into the drum (11), the secondary resources can enter the opening (111). 3. The secondary resource processing equipment according to claim 2, characterized in that, a supporting wheel (12) is further provided in the holding groove (1), and one end of the supporting wheel (12) is fixed on the The other end of the bottom of the holding groove (1) is an arc surface and is in contact with the circumference of the drum (11), and the drum (11) can rotate along the arc surface of the supporting wheel (12). 4. The secondary resource processing equipment according to claim 2, characterized in that, a rotating shaft (114) is provided in the drum (11), and one end of the rotating shaft (114) is connected with a driving mechanism (3) , the rotating shaft (114) is connected to the closed opening (112) through a first connecting piece (115), and is connected to the inside of the drum (11) through a second connecting piece (116). 5. The secondary resource processing equipment according to claim 2, characterized in that, a spiral baffle (117) is provided on the inner wall of the circumference of the drum (11), and the spiral baffle (117) is formed by the opening (117). 111) spirally extends toward the closed mouth (112). 6 . The secondary resource processing equipment according to claim 2 , wherein a cover plate ( 4 ) is arranged above the holding groove ( 1 ), and the cover plate ( 4 ) is connected to the holding groove. 7 . The side plate of (1) is formed with a first opening (41) and a second opening (42) for allowing the secondary resource and the cleaning solution to enter the inside of the holding tank (1), respectively. 7. The secondary resource processing device according to claim 6, wherein the first opening (41) is provided with a feeding channel (43), and one end of the feeding channel (43) is located in the The first opening (41) is outside, and the other end is located inside the opening (111). 8 . The secondary resource processing equipment according to claim 2 , further comprising a bottom plate ( 71 ), wherein the holding groove ( 1 ) is provided on the On the bottom plate (71), the foot (73) on the side of the opening (111) and the foot (73) on the side of the closed mouth (112) are respectively provided with at least one foot connection A board (74), the ground connection board (74) is respectively connected with the ground pin (73) and the bottom plate (71). 9 . The secondary resource processing equipment according to claim 1 , wherein the waste liquid tank ( 2 ) is located below the holding tank ( 1 ), and the holding tank ( 1 ) is connected to the A discharge channel (51) and a discharge valve (52) are arranged between the waste liquid tanks (2). 10. The secondary resource processing equipment according to claim 1, wherein the holding tank (1) is further connected with a heating ultrasonic mechanism (6), and the heating ultrasonic mechanism (6) includes Hold the heating rod and ultrasonic vibrator inside the tank (1). 11. A method for processing secondary resources, comprising the following steps: Use the cleaning solution to soak and clean the secondary resources, so that the harmful substances of the secondary resources are dissolved by the cleaning solution; The secondary resource and the cleaning solution are discharged to separate the solid material of the secondary resource and the cleaning solution. 12 . The method for treating secondary resources according to claim 11 , wherein after soaking and cleaning the secondary resources with a cleaning solution in the step, and in the step of cleaning the secondary resources with the cleaning solution, 12 . Also included before discharge: heating the cleaning solution and causing it to generate ultrasonic vibration; The secondary resource is rotated within the cleaning solution. 13. The method for treating secondary resources according to claim 12, wherein the secondary resources include harmful substances and solid materials, and the step of discharging the secondary resources and the cleaning solution comprises: discharging the cleaning solution after dissolving the harmful substances; The solid material is dried and discharged.

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