CN205761378U - The broken retracting device that recycling of WEEE utilizes - Google Patents

Abstract

This utility model belongs to solid waste recycling field, relates to the broken retracting device that a kind of recycling of WEEE utilizes, including disintegrating machine casing, one-level crushing mechanism, transporter, two-stage crushing mechanism, vibration screening device and driving means；The top of disintegrating machine casing and bottom are respectively arranged with charging aperture and discharging opening；Disintegrating machine casing be internally provided with crushing chamber；One-level crushing mechanism, transporter, two-stage crushing mechanism and vibration screening device are separately positioned in crushing chamber；Driving means respectively with one-level crushing mechanism, transporter, two-stage crushing mechanism and vibration screening device is connected and drives one-level crushing mechanism, transporter, two-stage crushing mechanism and vibration screening device operation respectively；Electron wastes to be broken postpones discharge by discharging opening by sequentially passing through one-level crushing mechanism, transporter, two-stage crushing mechanism and vibration screening after charging aperture.This utility model has the broken thorough and advantage of stable and reliable operation.

Description

Shredder recycling device for electronic waste recycling

technical field

The utility model belongs to the field of recycling and processing of solid waste, and relates to a crushing and recycling device, in particular to a crushing and recycling device for recycling electronic waste.

Background technique

With the development of high technology and the growth of people's needs, electronic products are constantly being introduced, and electronic waste has become the fastest growing garbage in the world. Electronic waste mainly includes various electronic and electrical products such as computers, communication equipment, televisions, refrigerators, washing machines, etc. that are discarded after use. Non-standard recycling of electronic waste can easily cause pollution. Electronic waste contains many recyclable non-ferrous metals, ferrous metals, glass and other substances. Strictly speaking, these e-waste should not be called e-waste, but e-waste. With the rapid development of the electronic industry, electronic waste pollution is inevitable in front of us. Electronic waste is hazardous and exploitable.

Electronic waste contains a large amount of metal, glass and plastic that can be recycled. Electronic waste has a very high recycling value. At present, the total value of renewable resources recycled by major developed countries in the world has reached 250 billion US dollars a year. And grow at a rate of 15% to 20% per year. At present, mechanical processing including dismantling, crushing, sorting and other processing processes are mainly used to recycle electronic waste, and crushing is an indispensable process.

As long as the crushers currently on the market use mechanical force to crush, there are several methods: crushing, chopping, grinding, impact crushing, etc. Mechanical crushing is more suitable for the crushing of brittle and hard materials, and has been widely used in the material treatment process of the mining and metallurgical industry. However, for electronic waste such as chip circuit boards, the above shredding methods are not applicable.

Utility model content

Aiming at the shortcomings of current crushers, the purpose of this utility model is to provide a crushing and recycling device for electronic waste recycling that is completely crushed and operates stably and reliably.

In order to achieve the above object, the utility model takes the following technical solutions:

A crushing and recycling device for electronic waste recycling, characterized in that: the crushing and recycling device for electronic waste recycling includes a crusher box, a primary crushing mechanism, a transmission device, a secondary crushing mechanism, a vibration screening device and drive device; the top and bottom of the crusher box are respectively provided with a feed port and a discharge port; the interior of the crusher box is provided with a crushing chamber; the primary crushing mechanism, the conveying device, the secondary crushing mechanism and The vibrating and screening devices are respectively arranged in the crushing chamber; the driving devices are respectively connected with the primary crushing mechanism, the conveying device, the secondary crushing mechanism and the vibrating and screening device, and drive the primary crushing mechanism, the conveying device, and the secondary crushing mechanism respectively. And the operation of the vibrating screening device; after the electronic waste to be crushed passes through the feeding port, it passes through the primary crushing mechanism, the conveying device, the secondary crushing mechanism and the vibrating screening device, and then is discharged from the discharge port.

Preferably, the primary crushing mechanism adopted in the utility model includes a first active crushing roller shaft, a first active crushing roller with crushing teeth, a first driven crushing roller shaft and a first driven crushing roller; the belt crushing The toothed first active crushing roller is set on the first active crushing roller shaft; the first driven crushing roller is set on the first driven crushing roller shaft; the first driven crushing roller and the first driven crushing roller with crushing teeth An active crushing roller is meshed; the driving device is connected with the first active crushing roller shaft and drives the first driven crushing roller to rotate through the first active crushing roller shaft; the electronic waste to be crushed enters the belt with crushing teeth after passing through the feeding port. Between the first driving crushing roller and the first driven crushing roller.

Preferably, the transmission device used in the utility model includes a driving shaft, a driving wheel, a driven wheel shaft, a driven wheel, and a belt arranged on the driving wheel and the driven wheel; the driving wheel is sleeved on the driving shaft; The driven wheel is set on the rotating shaft of the driven wheel; the driving device is connected with the driving wheel and drives the belt to move through the driving wheel; the electronic waste to be crushed sequentially passes through the feeding port and the primary crushing mechanism and then falls onto the belt.

As a preference, an included angle is set between the line connecting the driving wheel and the driven wheel used in the utility model and the horizontal line.

As a preference, the secondary crushing mechanism adopted in the utility model includes a feed port in the box, a second active crushing roller shaft, a second active crushing roller with crushing teeth, a second driven crushing roller shaft and a second driven crushing roller shaft. roller; the second active crushing roller with crushing teeth is set on the second active crushing roller shaft; the second driven crushing roller is set on the second driven crushing roller shaft; the second driven crushing roller with crushing teeth The active crushing roller is meshed with the second driven crushing roller; the driving device is connected with the second active crushing roller and drives the second driven crushing roller to rotate through the second active crushing roller; the feeding port in the box is set at On the extension section of the line connecting the driving wheel and the driven wheel; the electronic waste to be crushed sequentially passes through the feeding port, the primary crushing mechanism, the conveying device and the feeding port in the box, and then falls into the second active crushing roller with crushing teeth and between the second driven crushing roller shafts.

As preferably, the vibrating screening device adopted in the utility model includes a receiving bin, a screen cloth, a lifting table and a vibrating table, and the receiving bin and the screen cloth are sequentially arranged on the vibrating table from top to bottom; It is arranged at the bottom of the screen; the receiving bin is placed directly below the shaft between the second active crushing roller and the second driven crushing roller; the screen is connected to the discharge port.

As a preference, the receiving bin and the screen used in the utility model are arranged on the vibrating table through springs from top to bottom; the lifting table is a hydraulic lifting device.

As a preference, the discharge port used in the utility model includes a coarse material discharge port and a fine material discharge port; the fine material discharge port is placed at the bottom of the screen; the coarse material discharge port is placed at the screen end department.

As preferably, the driving device adopted in the utility model includes a motor, a gear reduction box and a shaft coupling; the motor is connected with the shaft coupling through a gear reduction box; The secondary crushing mechanism and the vibrating screening device are connected and drive the primary crushing mechanism, the conveying device, the secondary crushing mechanism and the vibrating screening device to work respectively.

The utility model has the advantages of:

The utility model provides a crushing and recycling device for electronic waste recycling, which comprises a crusher box, a primary crushing mechanism, a transmission device, a secondary crushing mechanism, a vibrating screening device and a driving device; the top and bottom of the crusher box are There are feed inlets and outlets respectively; a crushing cavity is set inside the crusher box; primary crushing mechanism, conveying device, secondary crushing mechanism and vibrating screening device are respectively set in the crushing cavity; the driving device is respectively connected with a The primary crushing mechanism, conveying device, secondary crushing mechanism, and vibrating screening device are connected to each other and drive the primary crushing mechanism, conveying device, secondary crushing mechanism, and vibrating screening device to operate; the electronic waste to be crushed passes through the feeding port in sequence After passing through the primary crushing mechanism, conveying device, secondary crushing mechanism and vibrating screening device, it is discharged from the discharge port. The utility model is equipped with a two-stage crushing mechanism in the crushing chamber, which increases the crushing area and amount of electronic waste, transports the waste after the primary crushing to the secondary crushing mechanism through the conveying device, and crushes it through the secondary crushing mechanism. The final material falls into the receiving bin, and the crushed material is separated through the vibrating table and screen, and recycled through different outlets, and the material from the coarse material outlet is recovered and crushed again. The utility model has the advantages of simple structure, good crushing effect, high crushing efficiency, stable and reliable operation and the like.

Description of drawings

Fig. 1 is the structural representation of the crushing recovery device provided by the utility model;

Fig. 2 is the top view structural representation of the first-stage crushing mechanism adopted by the utility model;

Fig. 3 is the top structural schematic diagram of the transmission device adopted by the utility model;

in:

1-feed inlet; 2-electronic waste to be crushed; 3-the first active crushing roller; 4-the first active crushing roller with crushing teeth; 5-the first driven crushing roller; 6-the first slave Dynamic crushing roller; 7-driving shaft; 8-driving wheel; 9-driven wheel shaft; 10-driven wheel; 11-belt; 12-feeding port in the box; 13-receiving bin; 14-screen; 15-lifting platform; 16-vibrating table; 17-fine material outlet; 18-coarse material outlet; 19-crusher box; 20-bearing seat; 21-coupling; 22-gear reduction box; 23 - motor; 24 - the second active crushing roller shaft; 25 - the second active crushing roller with crushing teeth; 26 - the second driven crushing roller shaft; 27 - the second driven crushing roller.

detailed description

Below in conjunction with accompanying drawing, the utility model is described in further detail, and for unknown parts, see the utility model content part.

Referring to Fig. 1, the utility model provides a crushing and recycling device for electronic waste recycling, including a crusher box 19, a primary crushing mechanism, a transmission device, a secondary crushing mechanism, a vibrating screening device and a driving device; The top and bottom of the body 19 are respectively provided with a feed port 1 and a discharge port; the inside of the crusher box 19 is provided with a crushing cavity; cavity; the driving device is connected with the primary crushing mechanism, conveying device, secondary crushing mechanism and vibrating screening device respectively and drives the primary crushing mechanism, conveying device, secondary crushing mechanism and vibrating screening device to work; The waste 2 passes through the feed inlet and then passes through the primary crushing mechanism, the conveying device, the secondary crushing mechanism and the vibrating screening device, and then is discharged from the discharge port.

Referring to Figure 2, the primary crushing mechanism includes a first driving crushing roller shaft 3, a first driving crushing roller 4 with crushing teeth, a first driven crushing roller shaft 5 and a first driven crushing roller 6; One active crushing roller 4 is set on the first active crushing roller shaft 3; the first driven crushing roller 6 is set on the first driven crushing roller shaft 5; the first driven crushing roller 6 and the first active crushing roller with crushing teeth The crushing rollers 4 are meshed; the driving device is connected with the first active crushing roller shaft 3 and drives the first driven crushing roller 6 to rotate through the first active crushing roller shaft 3; the electronic waste to be crushed enters the belt with crushing teeth after passing through the feeding port. Between the first driving crushing roller 4 and the first driven crushing roller 6. The outer circumferences of the first active crushing roller 3 and the first driven crushing roller 6 in the primary crushing mechanism are provided with a plurality of crushing ring gears which are sequentially connected to the roller shaft at intervals. The crushing teeth are evenly arranged on the axis of the shaft, and the crushing teeth mesh with each other. Both ends of the first driven crushing roller in the primary crushing structure are respectively fixed on bearing blocks 20 located on the crusher box 19 .

Referring to Fig. 1 and Fig. 3, the transmission device includes a driving shaft 7, a driving wheel 8, a driven wheel shaft 9, a driven wheel 10, and a belt 11 arranged on the driving wheel 8 and the driven wheel 10; the driving wheel 8 is sleeved on the driving wheel shaft 7; the driven wheel 10 is set on the driven wheel rotating shaft 9; the driving device is connected with the driving wheel 8 and drives the belt 11 to move through the driving wheel 8; into the belt.

An included angle is provided between the line connecting the driving wheel 8 and the driven wheel 10 and the horizontal line.

The secondary crushing mechanism includes the feed port 12 in the box, the second active crushing roller shaft 24, the second active crushing roller 25 with crushing teeth, the second driven crushing roller shaft 26 and the second driven crushing roller 27; The toothed second active crushing roller 25 is set on the second active crushing roller shaft 24; the second driven crushing roller 27 is set on the second driven crushing roller shaft 26; the second active crushing roller 25 with crushing teeth and the second The two driven crushing rollers 27 are meshed; the driving device is connected with the second driving crushing roller 25 and drives the second driven crushing roller shaft 26 to rotate through the second driving crushing roller 25; On the extension section of the line connecting the driven wheel 10; the electronic waste to be crushed sequentially passes through the feed inlet, the primary crushing mechanism, the conveying device and the feed inlet 12 in the box, and then falls into the second active crushing roller 25 with crushing teeth and between the second driven crushing roller shafts 26 .

The vibrating screening device comprises a receiving bin 13, a screen cloth 14, a lifting platform 15 and a vibrating table 16, and the receiving bin 13 and the screen cloth 14 are successively arranged on the vibrating table 16 from top to bottom; Bottom; the receiving bin 13 is placed directly below between the second driving crushing roller 25 and the second driven crushing roller shaft 26; the screen 14 is connected to the discharge port. The size of the screen 14 can be replaced according to the requirement, so that electronic wastes with different particle sizes can be recovered. The vibrating table 16 drives the receiving bin 13 and the screen 14 to rotate periodically, and sieves the electronic waste 2 to be crushed. The fine material is recovered through the discharge port, and the large particles on the screen are recovered and crushed again. The lifting table 15 can tilt the receiving bin 13, and the large pieces of electronic waste above the screen 14 are recovered through the coarse material discharge port 18 and crushed again, and the electronic waste passing through the bottom of the screen 14 passes through the fine material discharge port 17 Recycle.

The receiving bin 13 and the screen cloth 14 are arranged on the vibrating table 16 through springs from top to bottom; the lifting table 15 is a hydraulic lifting device.

The discharge port includes a coarse material discharge port 18 and a fine material discharge port 17; the fine material discharge port 17 is placed at the bottom of the screen 14; the coarse material discharge port 18 is placed at the end of the screen 14.

The driving device includes a motor 23, a gear reduction box 22 and a coupling 21; the motor 23 is connected with the coupling 21 through the gear reduction box 22; The screening devices are connected and respectively drive the primary crushing mechanism, the conveying device, the secondary crushing mechanism and the vibrating screening device to work.

Example 1:

Pour the electronic waste 2 to be crushed from the feed port 1 or send it to the feed port 1 through a supporting transmission device. The first active crushing roller shaft 3 is connected to the coupling 18, and the coupling 18 is connected to the gear reduction box 19, and the gear The reduction box is connected to the motor 23, and the motor 23 drives the first active crushing roller shaft 3 to rotate clockwise to drive the first active crushing roller 4 with crushing teeth to rotate clockwise at a fixed speed, and the first active crushing roller 4 with crushing teeth relies on the The bite drives the first driven crushing roller 6 to move around the first driven crushing roller shaft 5 and the first driving crushing roller 4 with crushing teeth. One end of the first driving crushing roller shaft 3 is connected to the coupling 21, and the other end is connected to the The bearing seat 20 fixed on the crusher box 19 is connected, and the two ends of the first driven crushing roller shaft 5 are connected with the bearing seat 20 on the crusher box. After the electronic waste 2 to be crushed passes through the primary crushing mechanism, it falls into the transmission device. The transmission device includes the driving wheel 8 rotating around the driving rotating shaft 7, the belt 11, and the driving wheel 8 driven by the driving wheel 8 rotating around the driven wheel rotating shaft 9. The driven wheel 10, the driving device of the driving wheel is consistent with the driving device of the primary crushing mechanism. The electronic waste 2 to be crushed is sent to the feed port 2 in the box through the transmission device, and the electronic waste 2 to be crushed through the primary crushing enters the second-stage crushing mechanism. The driving device of the second-stage crushing mechanism is the same as that of the primary crushing mechanism. The drives are identical. The electronic waste 2 to be crushed through the second-stage crushing mechanism falls into the receiving bin 13. The receiving bin 13 is provided with screens 14 of different layers and different particle sizes. The vibrating table 16 and the receiving bin 13 are connected by springs. The vibrating table 16 drives the receiving bin 13 to perform periodic circular motions. After the screening, the fine material is recovered from the fine material outlet, and the lifting table 15 is used to lift one end of the receiving bin 13 to guide the coarse material into the coarse material outlet. The feed port is in the process of recycling and crushing.

Claims (9)

1. the broken retracting device that a recycling of WEEE utilizes, it is characterised in that: the broken retracting device that described recycling of WEEE utilizes includes disintegrating machine casing (19), one-level crushing mechanism, transporter, two-stage crushing mechanism, vibration screening device and driving means；Top and the bottom of described disintegrating machine casing (19) are respectively arranged with charging aperture (1) and discharging opening；Described disintegrating machine casing (19) be internally provided with crushing chamber；Described one-level crushing mechanism, transporter, two-stage crushing mechanism and vibration screening device are separately positioned in crushing chamber；Described driving means respectively with one-level crushing mechanism, transporter, two-stage crushing mechanism and vibration screening device is connected and drives one-level crushing mechanism, transporter, two-stage crushing mechanism and vibration screening device operation respectively；Electron wastes to be broken postpones discharge by discharging opening by sequentially passing through one-level crushing mechanism, transporter, two-stage crushing mechanism and vibration screening after charging aperture.

The broken retracting device that recycling of WEEE the most according to claim 1 utilizes, it is characterised in that: described one-level crushing mechanism includes the first the first active breaker roll (4), the first driven broken roll shaft (5) and the first driven breaker roll (6) actively crushing roll shaft (3), band crushing teeth；The first of described band crushing teeth actively breaker roll (4) is sleeved on first and actively crushes on roll shaft (3)；Described first driven breaker roll (6) is sleeved on the first driven broken roll shaft (5)；Described first driven breaker roll (6) is meshed with the first active breaker roll (4) of band crushing teeth；Described driving means actively crushes roll shaft (3) and is connected and actively crushes roll shaft (3) drive the first driven breaker roll (6) rotation by first with first；Electron wastes to be broken enters after passing through charging aperture between the first active breaker roll (4) and the first driven breaker roll (6) of band crushing teeth.

The broken retracting device that recycling of WEEE the most according to claim 2 utilizes, it is characterised in that: described transporter includes active rotation axle (7), drivewheel (8), driven pulley rotary shaft (9), driven pulley (10) and is arranged on the belt (11) on drivewheel (8) and driven pulley (10)；Described drivewheel (8) is sleeved on active rotation axle (7)；Described driven pulley (10) is sleeved in driven pulley rotary shaft (9)；Described driving means is connected with drivewheel (8) and drives belt (11) to move by drivewheel (8)；Electron wastes to be broken falls on belt after passing sequentially through charging aperture and one-level crushing mechanism.

The broken retracting device that recycling of WEEE the most according to claim 3 utilizes, it is characterised in that: it is provided with angle between line and the horizontal line of described drivewheel (8) and driven pulley (10).

The broken retracting device that recycling of WEEE the most according to claim 4 utilizes, it is characterised in that: described two-stage crushing mechanism includes charging aperture (12) in case, the second the second active breaker roll (25), the second driven broken roll shaft (26) and the second driven breaker roll (27) actively crushing roll shaft (24), band crushing teeth；The second of described band crushing teeth actively breaker roll (25) is sleeved on second and actively crushes on roll shaft (24)；Described second driven breaker roll (27) is sleeved on the second driven broken roll shaft (26)；The second of described band crushing teeth actively breaker roll (25) is meshed with the second driven breaker roll (27)；Described driving means is connected with the second active breaker roll (25) and by second actively breaker roll (25) drive the second driven broken roll shaft (26) rotation；In described case, charging aperture (12) is arranged on the extension of drivewheel (8) and driven pulley (10) line；The second of band crushing teeth is fallen into after charging aperture (12) actively between breaker roll (25) and the second driven broken roll shaft (26) after electron wastes to be broken passes sequentially through charging aperture, one-level crushing mechanism, in transporter and case.

6. the broken retracting device utilized according to the arbitrary described recycling of WEEE of claim 1-5, it is characterised in that: described vibration screening device includes that rewinding storehouse (13), screen cloth (14), lifting platform (15) and vibration table (16), described rewinding storehouse (13) and screen cloth (14) are successively set on vibration table (16) from top to bottom；Described lifting platform (15) is arranged on screen cloth (14) bottom；Described rewinding storehouse (13) is placed in the underface between the second active breaker roll (25) and the second driven broken roll shaft (26)；Described screen cloth (14) accesses discharging opening.

The broken retracting device that recycling of WEEE the most according to claim 6 utilizes, it is characterised in that: described rewinding storehouse (13) and screen cloth (14) pass through spring and are arranged on vibration table (16)；Described lifting platform (15) is hydraulic lift.

The broken retracting device that recycling of WEEE the most according to claim 7 utilizes, it is characterised in that: described discharging opening includes coarse fodder discharging opening (18) and fines discharging opening (17)；Described fines discharging opening (17) is placed in screen cloth (14) bottom；Described coarse fodder discharging opening (18) is placed in screen cloth (14) end.

The broken retracting device that recycling of WEEE the most according to claim 8 utilizes, it is characterised in that: described driving means includes motor (23), gear reduction box (22) and shaft joint (21)；Described motor (23) is connected with shaft joint (21) by gear reduction box (22)；Described shaft joint (21) respectively with one-level crushing mechanism, transporter, two-stage crushing mechanism and vibration screening device is connected and drives one-level crushing mechanism, transporter, two-stage crushing mechanism and vibration screening device operation respectively.