CN218743904U

CN218743904U - Sorting device for recovering precious metals from waste circuit boards

Info

Publication number: CN218743904U
Application number: CN202223335219.6U
Authority: CN
Inventors: 严敬勇; 李文婷
Original assignee: Anhui Rikuang Recycling Technology Co ltd
Current assignee: Anhui Rikuang Recycling Technology Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-03-28
Anticipated expiration: 2032-12-12

Abstract

The utility model discloses a sorting device of precious metal is retrieved to old and useless circuit board, the device comprises a device main body, the inside top-down of device main part has crushing case and letter sorting case in proper order fixed mounting, the feed inlet has been seted up at the top of crushing case, the bottom is seted up and is extended to the inside discharge gate of letter sorting incasement, the inside of crushing case is provided with rubbing crusher and constructs, the inside of letter sorting case is provided with the bearing frame, the bottom of bearing frame comprises electric heating net, bearing frame both ends are fixed mounting respectively at vibrating motor's output, electric heating net's top is provided with rabbling mechanism, electric heating net's below fixed mounting has the collecting vat, one side fixed mounting of device main part has waste gas collecting box, the utility model relates to a circuit board recovery technical field, this a sorting device of precious metal is retrieved to old and useless circuit board, the collection is smashed, the integral type structure of melting and letter sorting, it is simpler to make the recovery flow, and degree of automation is high, sorts efficiently, environmental protection more simultaneously.

Description

Sorting device for recovering precious metals from waste circuit boards

Technical Field

The utility model relates to a technical field is retrieved to the circuit board, specifically is a sorting device of noble metal is retrieved to old and useless circuit board.

Background

Along with the increase of people to electronic product demand, the quantity of old and useless circuit board that follows also increases gradually, contain a large amount of noble metal compositions on the circuit board, consequently, it is necessary to retrieve the noble metal on the old and useless circuit board, current circuit board noble metal is retrieved the letter sorting and is mostly still rely on artifical manual to excise the noble metal part on the circuit board, waste time and energy, letter sorting inefficiency, the part adopts reducing mechanism, heating device and screening plant smash the circuit board and melt the back and separate, but current circuit board is retrieved and is not collected to melt and smash and separate as an organic whole device yet, make the recovery flow to the circuit board complicated, dust that produces during metal separation and the toxic gas that melts the in-process and all cause environmental pollution easily in addition, for this reason, it solves above-mentioned problem to necessarily provide a sorting device that old and useless circuit board retrieved noble metal.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a noble metal's sorting device is retrieved to old and useless circuit board has solved current problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a sorting device of precious metal is retrieved to old and useless circuit board, includes the device main part, the inside top-down of device main part fixed mounting in proper order has crushing case and letter sorting case, the feed inlet has been seted up at the top of crushing case, and the discharge gate that extends to letter sorting incasement portion is seted up to the bottom, the inside of crushing case is provided with rubbing crusher and constructs, the inside of letter sorting case is provided with the bearing frame, the bottom of bearing frame comprises electric heating net, bearing frame both ends fixed mounting respectively has vibrating motor, electric heating net's top is provided with rabbling mechanism, electric heating net's below fixed mounting has the collecting vat, one side fixed mounting of device main part has exhaust gas collecting box, be provided with pump gas mechanism between exhaust gas collecting box and the letter sorting case, exhaust gas collecting box's inside top-down fixed mounting in proper order has filter screen, active carbon adsorption plate and shower nozzle, the shower nozzle leads to pipe and is connected with outside water source.

Preferably, rubbing crusher constructs including the mounting bracket of symmetric distribution at crushing incasement both sides inner wall, the one end of mounting bracket is rotated and is installed the pivot, fixed mounting has the commentaries on classics roller in the pivot, commentaries on classics roller periphery wall fixed mounting has tooth, one side of pivot is provided with the motor, the pivot is passed through motor drive rotates.

Preferably, vibrating motor fixed mounting is at letter sorting incasement wall, vibrating motor passes through wire and external power source electric connection.

Preferably, the rabbling mechanism includes the agitator motor of fixed mounting at the inside roof of letter sorting case, agitator motor's output fixed mounting has the (mixing) shaft, the bottom fixed mounting of (mixing) shaft has the stirring rake, the bottom fixed mounting of stirring rake has the driving lever, driving lever evenly distributed is in the stirring rake bottom.

Preferably, a discharge opening is formed in the bottom of the collecting tank.

Preferably, the air pumping mechanism comprises an air pump fixedly mounted on the device main body, an air inlet fixedly connected with of the air pump extends to an air inlet pipe inside the sorting box, and an air outlet fixedly connected with of the air outlet extends to an air outlet pipe inside the waste gas collecting box.

Preferably, the bottom of the waste gas collecting box is provided with a waste discharge port.

Preferably, the front surface of the crushing box is fixedly provided with a first access door, and the front surface of the sorting box is fixedly provided with a second access door.

Advantageous effects

The utility model provides a sorting device for recovering precious metals from waste circuit boards. Compared with the prior art, the method has the following beneficial effects:

1. this sorting device of precious metal is retrieved to old and useless circuit board, through top-down sets gradually crushing case and letter sorting case in the device main part, smash the incasement portion and be provided with rubbing crusher and construct, the letter sorting incasement portion is provided with the electrical heating net, and then old and useless circuit board gets into smashes through rubbing crusher and constructs after inside, later fall to electrical heating net surface and heat through the electrical heating net and melt, the plastics material after melting then flows into to collect the inslot portion through the electrical heating net, the precious metal then stays on electrical heating net surface, and then reaches the separation to old and useless circuit board precious metal and plastic slab, plays the letter sorting effect to the precious metal, the utility model discloses an integral type structure of collecting whitewashed, melting and letter sorting makes the recovery flow simpler, and degree of automation is high, can realize the quick letter sorting of circuit board precious metal and retrieve, sorts efficiently.

2. This sorting device of noble metal is retrieved to old and useless circuit board, through one side fixed mounting waste gas collecting box at the device main part, set up waste gas collecting box between waste gas collecting box and the letter sorting case, the inside fixed mounting filter screen of waste gas collecting box, activated carbon adsorption board and shower nozzle, and then in the letter sorting process, start the aspiration pump and can pass through the intake pipe with dust and the harmful gas that produces when electric heating network surface waste plastic that produces when smashing the inside waste circuit board of letter sorting case melts, the outlet duct extracts to waste gas collecting box inside, and through the filter screen, activated carbon adsorption board filters the dust and particulate matter adsorbs in the gas respectively, later the rethread shower nozzle is sprayed gas and is absorbed waste gas, the pollution to the air of dust and the direct emission of harmful gas that produce in the waste circuit board recovery process has been avoided, the feature of environmental protection of device has been improved.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

fig. 4 is a schematic structural diagram of the point B in fig. 2 according to the present invention.

In the figure: 1. a device main body; 2. a crushing box; 21. a feed inlet; 22. a discharge port; 23. a first access door; 3. sorting boxes; 31. a second access door; 4. a crushing mechanism; 41. a mounting frame; 42. a rotating shaft; 43. rotating the roller; 44. teeth; 5. a bearing frame; 6. an electrical heating grid; 7. a vibration motor; 8. a stirring mechanism; 81. a stirring motor; 82. a stirring shaft; 83. a stirring paddle; 84. a deflector rod; 9. collecting tank; 91. a discharge outlet; 10. a waste gas collection tank; 101. a waste discharge port; 11. a pumping mechanism; 111. an air pump; 112. an air outlet pipe; 113. an air inlet pipe; 12. a filter screen; 13. an activated carbon adsorption plate; 14. and (4) a spray head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides two technical solutions:

the first embodiment is as follows:

the utility model provides a sorting device of precious metal is retrieved to old and useless circuit board, including device main part 1, the inside top-down of device main part 1 fixed mounting has crushing case 2 and letter sorting case 3 in proper order, the feed inlet 21 has been seted up at the top of crushing case 2, the bottom is seted up and is extended to the inside discharge gate 22 of letter sorting case 3, the inside of crushing case 2 is provided with rubbing crusher and constructs 4, the inside of letter sorting case 3 is provided with bearing frame 5, the bottom of bearing frame 5 comprises electric heating net 6, bearing frame 5 both ends respectively fixed mounting has vibrating motor 7, the top of electric heating net 6 is provided with rabbling mechanism 8, the below fixed mounting of electric heating net 6 has collecting vat 9, one side fixed mounting of device main part 1 has waste gas collecting box 10, be provided with pump gas mechanism 11 between waste gas collecting box 10 and the letter sorting case 3, the inside top-down fixed mounting of waste gas collecting box 10 has filter screen 12 in proper order, activated carbon plate 13 and shower nozzle 14, shower nozzle 14 passes through the water pipe and is connected with outside water source.

Example two:

a sorting device for recycling precious metals from waste circuit boards comprises a device main body 1, wherein a crushing box 2 and a sorting box 3 are sequentially and fixedly mounted inside the device main body 1 from top to bottom, a feed inlet 21 is formed in the top of the crushing box 2, a discharge outlet 22 extending into the sorting box 3 is formed in the bottom of the crushing box 2, a crushing mechanism 4 is arranged inside the crushing box 2 and comprises mounting frames 41 symmetrically distributed on the inner walls of the two sides of the crushing box 2, a rotating shaft 42 is rotatably mounted at one end of each mounting frame 41, a rotating roller 43 is fixedly mounted on each rotating shaft 42, teeth 44 are fixedly mounted on the outer peripheral wall of each rotating roller 43, a motor is arranged on one side of each rotating shaft 42, each rotating shaft 42 is driven to rotate by the motor, each rotating roller 43 is driven to rotate at the same time, and the teeth 44 are driven to rotate, and then the waste circuit boards are extruded by the rotating rollers 43 and cut and crushed by the teeth 44 when falling between the rotating rollers 43, so that the waste circuit boards are crushed; a bearing frame 5 is arranged inside the sorting box 3, the bottom of the bearing frame 5 is composed of an electric heating net 6, two ends of the bearing frame 5 are respectively and fixedly provided with a vibration motor 7, the vibration motor 7 is fixedly arranged on the inner wall of the sorting box 3, the vibration motor 7 is electrically connected with an external power supply through a lead, the vibration motor 7 is started to drive the bearing frame 5 to vibrate so as to drive the electric heating net 6 to vibrate, and then molten plastic on the electric heating net 6 is accelerated to rapidly flow downwards to the inside of a collecting tank 9; the stirring mechanism 8 is arranged above the electric heating net 6, the stirring mechanism 8 comprises a stirring motor 81 fixedly installed on the top wall inside the sorting box 3, a stirring shaft 82 is fixedly installed at the output end of the stirring motor 81, a stirring paddle 83 is fixedly installed at the bottom end of the stirring shaft 82, a shifting rod 84 is fixedly installed at the bottom of the stirring paddle 83, the shifting rod 84 is uniformly distributed at the bottom of the stirring paddle 83, the stirring motor 81 is electrically connected with an external power supply through a wire, the stirring motor 81 drives the stirring shaft 82 to rotate to drive the stirring paddle 83 to rotate and further drive the shifting rod 84 to rotate, the crushed waste circuit boards on the surface of the electric heating net 6 can be stirred, the waste circuit boards are heated more uniformly and sufficiently, and the melting efficiency is improved; a collecting tank 9 is fixedly arranged below the electric heating net 6, and a discharge outlet 91 is formed in the bottom of the collecting tank 9, so that the melted plastic can be discharged outwards conveniently; a waste gas collecting box 10 is fixedly arranged on one side of the device main body 1, and a waste discharge port 101 is formed in the bottom of the waste gas collecting box 10, so that waste water absorbed by waste gas in the waste gas collecting box 10 can be discharged outwards conveniently; a gas pumping mechanism 11 is arranged between the waste gas collecting box 10 and the sorting box 3, the gas pumping mechanism 11 comprises a gas pumping pump 111 fixedly arranged on the device main body 1, a gas inlet pipe 113 extending to the inside of the sorting box 3 is fixedly connected to a gas inlet of the gas pumping pump 111, a gas outlet pipe 112 extending to the inside of the waste gas collecting box 10 is fixedly connected to a gas outlet, and dust generated when the waste circuit boards in the sorting box 3 are crushed and harmful gas generated when the waste plastics on the surface of the electric heating net 6 are melted can be pumped into the waste gas collecting box 10 through the gas inlet pipe 113 and the gas outlet pipe 112 by starting the gas pumping pump 111; a filter screen 12, an activated carbon adsorption plate 13 and a nozzle 14 are fixedly installed in the waste gas collecting box 10 from top to bottom in sequence, and the nozzle 14 is connected with an external water source through a water pipe; smash the positive fixed mounting of case 2 and have first access door 23, the positive fixed mounting of letter sorting case 3 has second access door 31, is convenient for carry out later stage to crushing case 2, letter sorting case 3 inside and overhauls and maintain.

When the sorting device for recycling the precious metals from the waste circuit boards is used, the crushing box 2 and the sorting box 3 are sequentially arranged in the device main body 1 from top to bottom, the crushing mechanism 4 is arranged in the crushing box 2, the electric heating net 6 is arranged in the sorting box 3, the waste circuit boards enter the crushing box 2 through the feed inlet 21 and are firstly crushed through the crushing mechanism 4, then the waste circuit boards fall on the surface of the electric heating net 6 in the sorting box 3 through the discharge outlet 22, the waste circuit boards are heated and melted by starting the electric heating net 6, the melted plastic materials flow into the collecting groove 9 through the electric heating net 6, the melted plastic materials can be discharged outwards through the discharge outlet 91, and the precious metals are left on the surface of the electric heating net 6, thereby separating the noble metals of the waste circuit boards from the plastic boards, playing the role of sorting the noble metals, in addition, a waste gas collecting box 10 is fixedly arranged at one side of the device main body 1, a waste gas collecting box 10 is arranged between the waste gas collecting box 10 and the sorting box 3, a filter screen 12, an active carbon adsorption plate 13 and a spray head 14 are fixedly arranged in the waste gas collecting box 10, in the sorting process, the air pump 111 is started to pump the dust generated when the waste circuit boards in the sorting box 3 are crushed and the harmful gas generated when the waste plastics on the surface of the electric heating net 6 are melted into the waste gas collecting box 10 through the air inlet pipe 113 and the air outlet pipe 112, and filter the dust and adsorb particulate matter in the gas respectively through filter screen 12, active carbon adsorption plate 13, later 14 gaseous sprays to absorb waste gas through shower nozzle, and waste water is then outwards discharged through waste discharge opening 101, has avoided the pollution of dust and the direct emission of harmful gas that produce in the old and useless circuit board recovery process to the air, has improved the feature of environmental protection of device.

And those not described in detail in this specification are well within the skill of those in the art.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sorting device of precious metal is retrieved to old and useless circuit board, includes device main part (1), its characterized in that: the device is characterized in that a crushing box (2) and a sorting box (3) are sequentially and fixedly mounted from top to bottom inside a device main body (1), a feed inlet (21) is formed in the top of the crushing box (2), a discharge outlet (22) extending to the inside of the sorting box (3) is formed in the bottom of the crushing box (2), a crushing mechanism (4) is arranged inside the crushing box (2), a bearing frame (5) is arranged inside the sorting box (3), the bottom of the bearing frame (5) is formed by an electric heating net (6), two ends of the bearing frame (5) are respectively and fixedly mounted with a vibrating motor (7), an agitating mechanism (8) is arranged above the electric heating net (6), a collecting groove (9) is fixedly mounted below the electric heating net (6), a waste gas collecting box (10) is fixedly mounted on one side of the device main body (1), a pump gas mechanism (11) is arranged between the waste gas collecting box (10) and the sorting box (3), a filter net (12), an active carbon plate (13) and a spray head (14) are sequentially and fixedly mounted inside the waste gas collecting box (10) from top to bottom, and is connected with the outside through a water source.

2. The sorting device for recovering precious metals from waste circuit boards as claimed in claim 1, wherein: rubbing crusher constructs (4) including symmetric distribution at mounting bracket (41) of crushing case (2) both sides inner wall, the one end of mounting bracket (41) is rotated and is installed pivot (42), fixed mounting has commentaries on classics roller (43) in pivot (42), it has tooth (44) to change roller (43) periphery wall fixed mounting, one side of pivot (42) is provided with the motor, pivot (42) are passed through motor drive rotates.

3. The sorting device for recovering precious metals from waste circuit boards as claimed in claim 1, wherein: vibrating motor (7) fixed mounting is in letter sorting case (3) inner wall, vibrating motor (7) pass through wire and external power source electric connection.

4. The sorting device for recovering precious metals from waste circuit boards as claimed in claim 1, wherein: rabbling mechanism (8) include agitator motor (81) of fixed mounting at the inside roof of letter sorting case (3), the output fixed mounting of agitator motor (81) has (mixing) shaft (82), the bottom fixed mounting of (mixing) shaft (82) has stirring rake (83), the bottom fixed mounting of stirring rake (83) has driving lever (84), driving lever (84) evenly distributed is in stirring rake (83) bottom.

5. The sorting device for recovering precious metals from waste circuit boards as claimed in claim 1, wherein: and a discharge outlet (91) is formed at the bottom of the collecting tank (9).

6. The sorting device for recovering precious metals from waste circuit boards as claimed in claim 1, wherein: the air pumping mechanism (11) comprises an air pumping pump (111) fixedly mounted on the device main body (1), an air inlet fixedly connected with of the air pumping pump (111) extends to an air inlet pipe (113) inside the sorting box (3), and an air outlet fixedly connected with of the air outlet pipe (112) extends to an exhaust gas collecting box (10).

7. The sorting device for recovering precious metals from waste circuit boards as claimed in claim 1, wherein: the bottom of the waste gas collecting box (10) is provided with a waste discharge port (101).

8. The sorting device for recovering precious metals from waste circuit boards as claimed in claim 1, wherein: the front fixed mounting of smashing case (2) has first access door (23), the front fixed mounting of letter sorting case (3) has second access door (31).