Evaporation device for rare and precious metal recovery

Abstract

The utility model relates to the technical field of precious metal recovery, in particular to an evaporation device for rare and precious metal recovery. According to the technical scheme, the device comprises a base, an evaporation tank and a liquid storage tank, stand columns are fixedly connected to the two sides of the upper surface of the base, the tail ends of the two stand columns are fixedly connected to the two sides of the outer surface of the evaporation tank correspondingly, and a hydraulic cylinder is fixedly installed in the middle of the upper surface of the base; a sealing plate is fixedly connected to the tail end of an output shaft of the hydraulic cylinder, a heating disc is fixedly installed on the upper surface of the sealing plate, a supporting ring and a conical pipe are welded to the upper surface of the evaporation tank, a liquid storage tank is fixedly installed on the upper surface of the supporting ring, and a conical condensation plate is welded to the lower surface of the liquid storage tank. In the precious metal evaporation and recovery process, heat energy in evaporated water vapor is used for preheating precious metal liquid to be evaporated and recovered, so that the water vapor is condensed and liquefied, subsequent heating, evaporation and recovery of the precious metal liquid are facilitated, and energy consumption is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of precious metal recovery, in particular to an evaporation device for recovering rare precious metals. Background Art

[0002] Precious metal recycling refers to the recycling of waste precious metal products, such as gold, silver, platinum, palladium, etc. These precious metal products come from various consumer fields, such as jewelry, electronics, medical, chemical and other industries. Precious metal recycling can reprocess these waste items and make them reusable resources.

[0003] At present, a large amount of water vapor is generated in the process of recovering precious metals by evaporation. Water vapor releases a large amount of heat energy in the process of condensation and liquefaction. This heat energy is not reasonably utilized, resulting in heat energy loss. For this reason, we propose an evaporation device for recovering rare precious metals. Utility Model Content

[0004] The utility model aims to provide an evaporation device for recovering rare and precious metals, which has the advantages of utilizing the heat energy in evaporated water vapor to preheat the precious metal liquid to be evaporated and recovered during the evaporation and recovery of the precious metals, so that the water vapor is condensed and liquefied, and also facilitates the subsequent heating and evaporation recovery of the precious metal liquid, thereby saving energy consumption, and solving the problem that a large amount of water vapor is generated in the current process of recovering precious metals by evaporation, and a large amount of heat energy is released during the condensation and liquefaction of the water vapor, and the heat energy is not reasonably utilized, resulting in heat energy loss.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an evaporation device for recovering rare and precious metals, comprising a base, an evaporation tank and a liquid storage tank, wherein columns are fixedly connected at positions on both sides of the upper surface of the base, and the ends of the two columns are respectively fixedly connected to positions on both sides of the outer surface of the evaporation tank, a hydraulic cylinder is fixedly installed at a middle position on the upper surface of the base, a sealing plate is fixedly connected to the end of the hydraulic cylinder output shaft, a heating plate is fixedly installed on the upper surface of the sealing plate, a support ring and a conical tube are welded to the upper surface of the evaporation tank, a liquid storage tank is fixedly installed on the upper surface of the support ring, a conical condensation plate is welded to the lower surface of the liquid storage tank, a connecting valve is fixedly connected to the front surface of the liquid storage tank, and the end of the connecting valve is fixedly connected to the front surface of the evaporation tank.

[0006] Preferably, a liquid inlet pipe is fixedly connected to the upper surface of the liquid storage tank.

[0007] Preferably, a liquid outlet pipe is fixedly connected to the outer surface of the support ring.

[0008] Preferably, the conical tube is located inside the support ring.

[0009] Preferably, the front and rear surfaces of the two columns are fixedly connected with connecting rods at positions close to the upper surfaces, and the ends of the four connecting rods are respectively fixedly connected to the upper surface of the base at positions close to four corners.

[0010] Preferably, a sealing ring is provided at the bottom of the inner wall of the sealing plate.

[0011] Preferably, a fixing ring is welded to the bottom of the inner wall of the sealing plate, the outer diameter of the fixing ring is equal to the inner diameter of the evaporation tank, and the inner diameter of the sealing plate is equal to the outer diameter of the evaporation tank.

[0012] Preferably, a plurality of heat conducting rods are uniformly welded on the upper surface of the conical condensation plate.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model achieves the effect of preheating the precious metal liquid to be evaporated and recovered by using the heat energy in the evaporated water vapor to make the water vapor condense and liquefy, and also facilitates the subsequent heating and evaporation recovery of the precious metal liquid, thereby saving energy consumption by arranging an evaporation tank, a base, a hydraulic cylinder, a sealing plate, a heating plate, a conical tube, a support ring, a liquid storage tank and a conical condensation plate. The precious metal liquid to be evaporated and treated is stored in the liquid storage tank, the heating plate heats the precious metal liquid in the evaporation tank, the water vapor flows out from the conical tube and contacts the conical condensation plate, the water vapor condenses and liquefies to release heat, so that the precious metal liquid in the liquid storage tank is heated, which facilitates the subsequent heating and evaporation recovery of the precious metal liquid in the liquid storage tank, thereby saving energy consumption. After the evaporation treatment is completed, the hydraulic cylinder drives the sealing plate to descend, and the precious metal can be taken out from the sealing plate.

[0015] 2. The utility model achieves the effect of limiting the sealing ring by setting a fixing ring, and also facilitates the collection of precious metals after evaporation treatment. An annular groove is formed between the fixing ring and the sealing plate, and the sealing ring is located inside the annular groove, which limits the sealing ring, and the precious metals left after the evaporation treatment are collected inside the fixing ring.

[0016] 3. The utility model provides a heat-conducting rod so that the precious metal liquid inside the liquid storage tank is heated evenly, and the steam is better condensed and liquefied when it contacts the conical condensation plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0018] Figure 2 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0019] Figure 3This is a schematic diagram of the partial main cross-sectional structure of the sealing plate of the utility model;

[0020] Figure 4 It is a side structural schematic diagram of the utility model.

[0021] Figure numerals: 1. base; 2. connecting rod; 3. column; 4. evaporator; 5. liquid outlet pipe; 6. support ring; 7. liquid storage tank; 8. liquid inlet pipe; 9. connecting valve; 10. sealing plate; 11. hydraulic cylinder; 12. conical tube; 13. conical condensation plate; 14. heat conducting rod; 15. sealing ring; 16. fixing ring; 17. heating plate. DETAILED DESCRIPTION

[0022] The technical solution of the utility model is further described below in conjunction with the accompanying drawings and specific embodiments.

[0023] like Figure 1-Figure 4 As shown, the utility model proposes an evaporation device for recovering rare and precious metals, comprising a base 1, an evaporation tank 4 and a liquid storage tank 7, columns 3 are fixedly connected at both sides of the upper surface of the base 1, and the ends of the two columns 3 are respectively fixedly connected to the positions on both sides of the outer surface of the evaporation tank 4, the front and rear surfaces of the two columns 3 are fixedly connected to the positions near the upper surface, and the ends of the four connecting rods 2 are respectively fixedly connected to the upper surface of the base 1 near the four corners, a stable triangle is formed between the connecting rod 2, the column 3 and the base 1, and the stability of the column 3 is improved.

[0024] A hydraulic cylinder 11 is fixedly installed at the middle position of the upper surface of the base 1, and a sealing plate 10 is fixedly connected to the end of the output shaft of the hydraulic cylinder 11. A sealing ring 15 is provided at the bottom of the inner wall of the sealing plate 10, and a fixing ring 16 is welded to the bottom of the inner wall of the sealing plate 10. The outer diameter of the fixing ring 16 is equal to the inner diameter of the evaporation tank 4, and the inner diameter of the sealing plate 10 is equal to the outer diameter of the evaporation tank 4. An annular groove is formed between the fixing ring 16 and the sealing plate 10. The sealing ring 15 is located inside the annular groove, which limits the sealing ring 15. The bottom of the evaporation tank 4 that passes through from top to bottom can be inserted into the annular groove, and the sealing ring 15 plays a sealing role. The precious metals left after the evaporation process are collected inside the fixing ring 16.

[0025] A heating plate 17 is fixedly mounted on the upper surface of the sealing plate 10, and the heating plate 17 is located inside the fixing ring 16. A support ring 6 and a conical tube 12 are welded on the upper surface of the evaporator 4, and the conical tube 12 is located inside the support ring 6. A liquid outlet pipe 5 is fixedly connected to the outer surface of the support ring 6, and the condensate between the conical tube 12 and the support ring 6 is discharged from the liquid outlet pipe 5. A liquid storage tank 7 is fixedly mounted on the upper surface of the support ring 6, and a liquid inlet pipe 8 is fixedly connected to the upper surface of the liquid storage tank 7, and the precious metal liquid enters the liquid storage tank from the liquid inlet pipe 8. 7, a conical condensation plate 13 is welded on the lower surface of the liquid storage tank 7, and a plurality of heat conducting rods 14 are evenly welded on the upper surface of the conical condensation plate 13, so that the precious metal liquid inside the liquid storage tank 7 is evenly heated, and the steam is better condensed and liquefied when it contacts the conical condensation plate 13. A connecting valve 9 is fixedly connected to the front surface of the liquid storage tank 7, and the end of the connecting valve 9 is fixedly connected to the front surface of the evaporation tank 4. After the connecting valve 9 is opened, the precious metal liquid inside the liquid storage tank 7 can flow into the evaporation tank 4.

[0026] When the utility model is in use, the precious metal liquid to be evaporated is stored in the liquid storage tank 7, the heating plate 17 heats the precious metal liquid in the evaporation tank 4, and the water vapor flows out from the conical tube 12 and contacts the conical condensation plate 13. The water vapor condenses and liquefies to release heat, so that the precious metal liquid in the liquid storage tank 7 is heated, which is convenient for the subsequent heating and evaporation recovery of the precious metal liquid in the liquid storage tank 7, saving energy consumption. After the evaporation treatment is completed, the hydraulic cylinder 11 drives the sealing plate 10 to descend, and the precious metal is taken out from the sealing plate 10. The hydraulic cylinder 11 drives the sealing plate 10 to rise, and the bottom of the evaporation tank 4 is inserted into the sealing plate 10. The connecting valve 9 is opened, and the precious metal liquid in the liquid storage tank 7 enters the evaporation tank 4, and the evaporation recovery of the precious metal is continued.

[0027] The above-mentioned specific embodiments are only several preferred embodiments of the present invention. Based on the technical solution of the present invention and the relevant inspiration of the above-mentioned embodiments, those skilled in the art can make various alternative improvements and combinations to the above-mentioned specific embodiments.

Claims

1. An evaporation device for recovering rare and precious metals, comprising a base (1), an evaporation tank (4) and a liquid storage tank (7), characterized in that: The upper surface of the base (1) is fixedly connected with columns (3) at positions on both sides, and the ends of the two columns (3) are respectively fixedly connected to positions on both sides of the outer surface of the evaporator (4); a hydraulic cylinder (11) is fixedly installed at a middle position of the upper surface of the base (1); a sealing plate (10) is fixedly connected to the end of the output shaft of the hydraulic cylinder (11); a heating plate (17) is fixedly installed on the upper surface of the sealing plate (10); a support ring (6) and a conical tube (12) are welded to the upper surface of the evaporator (4); a liquid storage tank (7) is fixedly installed on the upper surface of the support ring (6); a conical condensation plate (13) is welded to the lower surface of the liquid storage tank (7); a connecting valve (9) is fixedly connected to the front surface of the liquid storage tank (7), and the end of the connecting valve (9) is fixedly connected to the front surface of the evaporator (4).

2. The evaporation device for recovering rare and precious metals according to claim 1, characterized in that: A liquid inlet pipe (8) is fixedly connected to the upper surface of the liquid storage tank (7).

3. The evaporation device for recovering rare and precious metals according to claim 1, characterized in that: The outer surface of the support ring (6) is fixedly connected with a liquid outlet pipe (5).

4. The evaporation device for recovering rare and precious metals according to claim 1, characterized in that: The conical tube (12) is located inside the support ring (6).

5. The evaporation device for recovering rare and precious metals according to claim 1, characterized in that: The front and rear surfaces of the two uprights (3) are fixedly connected to connecting rods (2) at positions close to the upper surfaces, and the ends of the four connecting rods (2) are respectively fixedly connected to the upper surface of the base (1) at positions close to the four corners.

6. The evaporation device for recovering rare and precious metals according to claim 1, characterized in that: A sealing ring (15) is provided at the bottom of the inner wall of the sealing plate (10).

7. The evaporation device for recovering rare and precious metals according to claim 6, characterized in that: A fixing ring (16) is welded to the bottom of the inner wall of the sealing plate (10); the outer diameter of the fixing ring (16) is equal to the inner diameter of the evaporation tank (4); and the inner diameter of the sealing plate (10) is equal to the outer diameter of the evaporation tank (4).

8. The evaporation device for recovering rare and precious metals according to claim 1, characterized in that: A plurality of heat conducting rods (14) are uniformly welded on the upper surface of the conical condensation plate (13).

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