CN212397624U - Complete treatment equipment for recycling waste circuit boards - Google Patents
Complete treatment equipment for recycling waste circuit boards Download PDFInfo
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- CN212397624U CN212397624U CN202022066193.4U CN202022066193U CN212397624U CN 212397624 U CN212397624 U CN 212397624U CN 202022066193 U CN202022066193 U CN 202022066193U CN 212397624 U CN212397624 U CN 212397624U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/82—Recycling of waste of electrical or electronic equipment [WEEE]
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Abstract
The utility model provides a complete treatment equipment for recycling waste circuit boards. The complete treatment equipment for recycling the waste circuit boards comprises a tank body; the screening cavity is formed in the tank body; the check cavity is formed in the tank body and is positioned on one side of the screening cavity; the through port is formed in the inner wall of one side, close to the screening cavity and the check cavity, of the check cavity; the discharging hopper is fixedly arranged at the top of the tank body and communicated with the screening cavity; the separation plate is fixedly arranged on the inner wall of the screening cavity. The utility model provides a waste circuit board resource complete sets treatment facility has can select separately, improve waste circuit board resource recovery, reduce the production of dust and residue, reduced the advantage to environmental impact to copper and other materials in the inorganic matter.
Description
Technical Field
The utility model relates to a waste circuit board recovery processing technology field especially relates to a waste circuit board resourceful complete sets treatment facility.
Background
The circuit board is a core component in an electronic and electrical product, and can be called as a 'mother of the electronic product'. The circuit board mainly comprises a copper foil substrate, a conductive pattern, an electronic component and other components, wherein the copper foil substrate is a substrate of the circuit board and is formed by pressing copper foils, resin adhesives, glass fiber cloth and the like at high temperature, and the copper foil substrate is complex in component structure, so that people are constantly dedicated to research on recycling of waste circuit boards.
However, although people have a part of breakthrough progress in the research of waste circuit board recovery, some devices for processing circuit boards are also available in the market at present, most of the devices used at present cannot realize resource recovery of the waste circuit boards from feeding to discharging, particularly in the pyrolysis process, organic matters are difficult to recover, inorganic matters such as carbon powder, glass fibers, copper and other materials are difficult to sort, and a large amount of dust and residues are generated in the whole process, so that the environment is seriously polluted.
Therefore, it is necessary to provide a new complete treatment equipment for recycling waste circuit boards to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a waste circuit board resourceful complete sets treatment facility that has can select separately, improve waste circuit board resource recovery, reduce the production of dust and residue, reduced the environmental impact to copper and other materials in the inorganic matter.
In order to solve the technical problem, the utility model provides a waste circuit board resourceful complete sets treatment equipment includes: a tank body; the screening cavity is formed in the tank body; the check cavity is formed in the tank body and is positioned on one side of the screening cavity; the through port is formed in the inner wall of one side, close to the screening cavity and the check cavity, of the check cavity; the discharging hopper is fixedly arranged at the top of the tank body and communicated with the screening cavity; the separation plate is fixedly arranged on the inner wall of the screening cavity; the first separation net is fixedly embedded on the separation plate; the main shaft is rotatably arranged on the separation plate, the top end of the main shaft extends out of the tank body and is positioned on one side of the discharging hopper, the main shaft is rotatably connected with the inner wall of the top of the screening cavity, and the bottom end of the main shaft is positioned outside the separation plate; the motor is fixedly arranged at the top of the tank body, and an output shaft of the motor is fixedly connected with the top end of the main shaft; the two brush plates are fixedly arranged on two sides of the main shaft respectively, and are positioned above the first separation net; the re-screening mechanism is arranged in the check cavity; and the transmission mechanism is arranged in the screening cavity and the check cavity.
Preferably, the rescreening mechanism includes rescreening board, second separation net, wheel seat, guide pulley, two fixed blocks and two springs, rescreening board slidable mounting is in check the intracavity, the second separation net is fixed to be inlayed on the rescreening board, wheel seat fixed mounting is in the bottom of second separation net, the guide pulley rotates to be installed on the wheel seat, two the fixed block respectively fixed mounting be in on the both sides inner wall of check chamber, two the fixed block all is located the below of second separation net, two the spring respectively fixed mounting be two the top of fixed block, two the top of spring all with the bottom fixed connection of rescreening board.
Preferably, drive mechanism includes countershaft, cam, support, connecting axle and link gear, the countershaft rotates to be installed on the both sides inner wall of check chamber, the one end of countershaft extends to the screening intracavity, the fixed cover of cam is established on the countershaft, the top of cam with the guide pulley contacts, support fixed mounting is in the screening chamber is close to on one side inner wall of check chamber, the support is located the countershaft with between the stripper plate, the connecting axle rotates to be installed on the support, the top and the bottom of connecting axle all extend to outside the support, link gear sets up drive mechanism is last.
Preferably, the link gear includes first awl tooth, second awl tooth, first belt pulley, second belt pulley and hold-in range, first awl tooth fixed mounting be in on the bottom of connecting axle, second awl tooth sets up the screening intracavity, second awl tooth with the one end fixed connection of countershaft, second awl tooth with first awl tooth meshes mutually, first belt pulley fixed mounting be in on the top of connecting axle, second belt pulley fixed mounting be in on the bottom of main shaft, the hold-in range cover is established first belt pulley with on the second belt pulley.
Preferably, a plurality of bristles are fixedly mounted at the bottoms of the two brush plates, the bottom ends of the bristles are in contact with the top of the first separation net, and the mesh number of the first separation net is 80.
Preferably, the top of the double-screen plate and the top of the second separation net are both arc-shaped, a cleaning port is formed in the inner wall of one side, away from the screening chamber, of the check chamber, a sealing plate is mounted on the outer wall, located on one side of the cleaning port, of the tank body through a flange, the sealing plate is matched with the cleaning port, and the mesh number of the second separation net is 80.
Preferably, the inner wall of the bottom of the check cavity is provided with a material return port, the material return port is communicated with the screening cavity, the inner wall of the top of the screening cavity is provided with a feeding port, and the feeding port is communicated with the discharging hopper.
Preferably, the bottom inner wall of the screening cavity is provided with a discharge hole, the bottom of the tank body is fixedly provided with a discharge pipe, and the discharge pipe is matched with the discharge hole.
Preferably, the discharge pipe is sleeved with a filter bag, and the outer ring of the filter bag is sleeved with a hoop.
Compared with the prior art, the utility model provides a waste circuit board resourceful complete sets treatment facility has following beneficial effect:
the utility model provides a waste circuit board resourceful complete sets treatment facility:
this device is through the mode of linkage, use the first separation net of brush board cooperation not only can accelerate the separation process, can sweep into the check intracavity with the copper and the glass fiber of separation through the opening simultaneously, at this moment make the reciprocating motion about the second separation net is done under link gear's drive, carry out secondary screening processing to the material after the separation, make inside a small amount of carbon dust screen out once more, make it cleaner, the mode of linkage has also reduced the energy consumption, it is comparatively environmental protection, the carbon dust after the screening is directly collected and is convenient for people's processing in the filter bag, it is comparatively convenient to use.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of the complete recycling equipment for waste printed circuit boards provided by the present invention;
FIG. 2 is an enlarged schematic view of portion A shown in FIG. 1;
FIG. 3 is an enlarged schematic view of a portion B shown in FIG. 1;
fig. 4 is a flow chart of the treatment method for recycling the waste circuit board in the complete set.
Reference numbers in the figures: 1. a tank body; 2. a screening chamber; 3. multiple chambers; 4. a port; 5. feeding a hopper; 6. a separation plate; 7. a first separation mesh; 8. a main shaft; 9. a motor; 10. brushing the board; 11. a compound sieve plate; 12. a second separation net; 13. a wheel seat; 14. a guide wheel; 15. a fixed block; 16. a spring; 17. a counter shaft; 18. a cam; 19. a support; 20. a connecting shaft; 21. a first bevel gear; 22. a second taper tooth; 23. a first pulley; 24. a second pulley; 25. and (4) a synchronous belt.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a complete recycling equipment for waste printed circuit boards according to the present invention; FIG. 2 is an enlarged schematic view of portion A shown in FIG. 1; FIG. 3 is an enlarged schematic view of a portion B shown in FIG. 1; fig. 4 is a flow chart of the processing method for recycling the waste circuit board in the complete set of treatment, which comprises the following steps: a tank body 1; the screening cavity 2 is formed in the tank body 1; the check cavity 3 is formed in the tank body 1, and the check cavity 3 is located on one side of the screening cavity 2; the through port 4 is formed in the inner wall of one side, close to the screening cavity 2 and the check cavity 3, of the check cavity 4; the discharging hopper 5 is fixedly arranged at the top of the tank body 1, and the discharging hopper 5 is communicated with the screening cavity 2; the separation plate 6 is fixedly arranged on the inner wall of the screening cavity 2; the first separation net 7 is fixedly embedded on the separation plate 6, and the first separation net 7 is fixedly embedded on the separation plate 6; the main shaft 8 is rotatably mounted on the separation plate 6, the top end of the main shaft 8 extends out of the tank body 1 and is positioned on one side of the blanking hopper 5, the main shaft 8 is rotatably connected with the inner wall of the top of the screening cavity 2, and the bottom end of the main shaft 8 is positioned outside the separation plate 6; the motor 9 is fixedly installed at the top of the tank body 1, and an output shaft of the motor 9 is fixedly connected with the top end of the main shaft 8; the two brush plates 10 are respectively and fixedly arranged on two sides of the main shaft 8, and the two brush plates 10 are both positioned above the first separation net 7; the re-screening mechanism is arranged in the check cavity 3; and the transmission mechanism is arranged in the screening cavity 2 and the check cavity 3.
Rescreening mechanism includes rescreen board 11, second separation net 12, wheel seat 13, guide pulley 14, two fixed blocks 15 and two springs 16, rescreen board 11 slidable mounting be in check chamber 3, second separation net 12 is fixed to be inlayed on the rescreen board 11, wheel seat 13 fixed mounting be in the bottom of second separation net 12, guide pulley 14 rotates to be installed on the wheel seat 13, two fixed blocks 15 fixed mounting respectively on the both sides inner wall of check chamber 3, two fixed blocks 15 all are located the below of second separation net 12, two springs 16 fixed mounting respectively is two the top of fixed block 15, two the top of spring 16 all with rescreen board 11's bottom fixed connection.
The transmission mechanism comprises an auxiliary shaft 17, a cam 18, a support 19, a connecting shaft 20 and a linkage mechanism, wherein the auxiliary shaft 17 is rotatably installed on the inner walls of two sides of the check cavity 3, one end of the auxiliary shaft 17 extends into the screening cavity 2, the cam 18 is fixedly sleeved on the auxiliary shaft 17, the top of the cam 18 is in contact with the guide wheel 14, the support 19 is fixedly installed on the inner wall of one side, close to the check cavity 3, of the screening cavity 2, the support 19 is located between the auxiliary shaft 17 and the separating plate 6, the connecting shaft 20 is rotatably installed on the support 19, the top end and the bottom end of the connecting shaft 20 both extend out of the support 19, and the linkage mechanism is arranged on the transmission mechanism.
The link gear includes first awl tooth 21, second awl tooth 22, first belt pulley 23, second belt pulley 24 and hold-in range 25, first awl tooth 21 fixed mounting be in on the bottom of connecting axle 20, second awl tooth 22 sets up in the screening chamber 2, second awl tooth 22 with countershaft 17's one end fixed connection, second awl tooth 22 with first awl tooth 21 meshes mutually, first belt pulley 23 fixed mounting be in on the top of connecting axle 20, second belt pulley 24 fixed mounting be in on the bottom of main shaft 8, hold-in range 25 cover is established first belt pulley 23 with on the second belt pulley 24.
Preferably, a plurality of bristles are fixedly mounted at the bottom of each of the two brush plates 10, the bottom ends of the plurality of bristles are in contact with the top of the first separation net 7, and the mesh number of the first separation net 7 is 80.
The top of the double-screen plate 11 and the top of the second separation net 12 are both arc-shaped, a cleaning port is formed in the inner wall of one side, away from the screening chamber 2, of the check chamber 3, a sealing plate is arranged on the outer wall of one side, located at the cleaning port, of the tank body 1 through a flange, the sealing plate is matched with the cleaning port, and the mesh number of the second separation net 12 is 80.
The material return opening is formed in the inner wall of the bottom of the check cavity 3 and communicated with the screening cavity 2, the feed inlet is formed in the inner wall of the top of the screening cavity 2, and the feed inlet is communicated with the blanking hopper 5.
The discharge gate has been seted up on the bottom inner wall of screening chamber 2, the bottom fixed mounting of the jar body 1 has the discharging pipe, the discharging pipe with discharge gate looks adaptation.
The discharging pipe is sleeved with a filter bag, and the outer ring of the filter bag is sleeved with a hoop.
A treatment method for recycling complete treatment of waste circuit boards comprises the following steps:
s1: coarse crushing treatment: firstly, crushing a complete waste circuit board into small fragments after primary crushing, wherein the size of the small fragments is between 30mm and 50mm, and the optimal size is 30 mm;
s2: pyrolysis: the material is conveyed to a pyrolysis furnace through a conveyor for pyrolysis treatment, the material stays for 30-60min, preferably 60min at 400-650 ℃ and preferably 600 ℃ after entering the pyrolysis furnace, organic components in the material, such as resin powder and the like, are completely pyrolyzed to generate pyrolysis oil and pyrolysis gas, the pyrolysis oil and the pyrolysis gas are recycled, and the remaining inorganic substances, such as glass fiber, copper, combusted carbon powder and the like, are conveyed to a screening machine for screening;
s3: when in screening, the device is used for screening, because the sizes of the metal copper and the glass fiber are not changed greatly during pyrolysis, and the size of the carbon powder which is a pyrolysis product is smaller, the carbon powder and the copper can be completely separated from the glass fiber by the device;
s4: screening and recycling carbon powder: when in separation, the motor 9 is started, the screened material is poured into the screening cavity 2 through the blanking hopper 5, the output shaft of the motor 9 drives the main shaft 8 to rotate, the main shaft 8 drives the two brush plates 10 to rotate to brush the first separation net 7 when rotating, at the moment, the screened material is arranged above the first separation net 7, the blockage of the first separation net 7 can be prevented through the brushing of the brush plates 10, the separation of carbon powder, glass fiber and metal copper can be accelerated, the separated carbon powder falls into the cavity below the screening cavity 2 and is then guided into the filter bag through the discharge pipe to be collected, the screened metal copper and glass fiber enter the check cavity 3 along with a small part of carbon powder through the through hole 4 and fall on the second separation net 12 on the double-screen plate 11, meanwhile, the main shaft 8 drives the second belt pulley 24 to rotate, the second belt pulley 24 drives the first belt pulley 23 to rotate through the synchronous belt 25, the first belt pulley 23 drives the connecting shaft 20 to rotate, the connecting shaft 20 drives the first bevel gear 21 to rotate, the first bevel gear 21 drives the second bevel gear 22 which is meshed with the first bevel gear to rotate, the second bevel gear 22 drives the auxiliary shaft 17 to rotate, the auxiliary shaft 17 drives the cam 18 to rotate, the metal copper and the glass fiber are secondarily screened along with a small part of carbon powder through the ejection of the cam 18 to the guide wheel 14 in a matching mode and the resilience of the two springs 16, the screened metal copper and the glass fiber stay above the second separation net 12, the secondarily screened carbon powder is guided into the screening cavity 2 to be collected in the filter bag, and finally the metal copper and the glass fiber can be taken out by taking down the filter bag and opening the sealing plate;
s5: carbon powder recycling: the carbon powder obtained by screening and plastic particles are premixed, and are die-cast into a grinding tool through a melting extruder, so that the grinding tool is mainly applied to road traffic systems, such as protective piers and other places, is environment-friendly and has a good utilization effect;
s6: grinding: conveying the materials such as glass fiber, copper and the like obtained by screening to a pulverizer for fine grinding, passing through a screen with the specific mesh number of 40-60 meshes and the optimal mesh number of 60 meshes to obtain mixed powder of the glass fiber and the copper, wherein the mixed powder passes through an induced draft fan which provides negative pressure to ensure that dust is not exposed in the working process, and a small part of small particle dust enters a pulse dust collector to complete dust removal treatment so as to ensure that no dust is leaked in the negative pressure state in the pulverizing process;
s7: copper is separated and recovered according to specific gravity: most of the ground powder particles enter a material collector through an induced draft fan, then are conveyed to a specific gravity sorting machine through a rotary screen and then are sorted by being connected with the specific gravity sorting machine through a lifter, and because the materials are glass fibers and copper, the mixed materials pass through the specific gravity sorting machine, the copper flows out from the lower layer of a screen mesh and is recycled for later use, a pulse dust collector is connected in the specific gravity sorting process, and no dust is generated in the sorting process;
s8: electrostatic separation and copper recovery: the nonmetal materials such as the glass fiber on the upper layer of the screen mesh are sent into the electrostatic separator for further separation, the electrostatic separator is connected with the pulse dust collector to ensure that no dust is generated, copper in the residual glass fiber is recycled after electrostatic separation, no metal is left in the glass fiber and then the glass fiber is used as a filling material, and the glass fiber and plastic are extruded together through melting to prepare a product, so that no new residue is generated in the whole process, the waste circuit board is recycled, and the electrostatic separator is environment-friendly.
Compared with the prior art, the utility model provides a waste circuit board resourceful complete sets treatment facility has following beneficial effect:
the utility model provides a waste circuit board resourceful complete sets treatment facility, this device is through the mode of linkage, use brush board 10 to cooperate first separation net 7 not only can accelerate the separation process, can sweep into to checking chamber 3 through opening 4 with the copper and the glass fiber of separation simultaneously, at this moment make second separation net 12 do up and down reciprocating motion under link gear's drive, carry out secondary screening processing to the material after the separation, make inside a small amount of carbon dust screen out once more, make it cleaner, the mode of linkage has also reduced the energy consumption, it is comparatively environmental protection, the carbon dust direct collection after the screening is handled the people of being convenient for in the filter bag, it is comparatively convenient to use.
It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the design principle, the settings of the power mechanism, the power supply system, the control system, and the like of the device are not completely described, and on the premise that the skilled person understands the principle of the present invention, the details of the power mechanism, the power supply system, and the control system can be clearly known;
furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise;
in addition, in the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or integral parts; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a waste circuit board resourceful complete sets treatment facility which characterized in that includes:
a tank body;
the screening cavity is formed in the tank body;
the check cavity is formed in the tank body and is positioned on one side of the screening cavity;
the through port is formed in the inner wall of one side, close to the screening cavity and the check cavity, of the check cavity;
the discharging hopper is fixedly arranged at the top of the tank body and communicated with the screening cavity;
the separation plate is fixedly arranged on the inner wall of the screening cavity;
the first separation net is fixedly embedded on the separation plate;
the main shaft is rotatably arranged on the separation plate, the top end of the main shaft extends out of the tank body and is positioned on one side of the discharging hopper, the main shaft is rotatably connected with the inner wall of the top of the screening cavity, and the bottom end of the main shaft is positioned outside the separation plate;
the motor is fixedly arranged at the top of the tank body, and an output shaft of the motor is fixedly connected with the top end of the main shaft;
the two brush plates are fixedly arranged on two sides of the main shaft respectively, and are positioned above the first separation net;
the re-screening mechanism is arranged in the check cavity;
and the transmission mechanism is arranged in the screening cavity and the check cavity.
2. The complete recycling processing equipment for waste circuit boards as claimed in claim 1, wherein the re-screening mechanism comprises a re-screening plate, a second separation net, a wheel seat, a guide wheel, two fixing blocks and two springs, the re-screening plate is slidably mounted in the check cavity, the second separation net is fixedly embedded on the re-screening plate, the wheel seat is fixedly mounted at the bottom of the second separation net, the guide wheel is rotatably mounted on the wheel seat, the two fixing blocks are respectively and fixedly mounted on the inner walls of two sides of the check cavity, the two fixing blocks are both located below the second separation net, the two springs are respectively and fixedly mounted at the tops of the two fixing blocks, and the top ends of the two springs are both fixedly connected with the bottom of the re-screening plate.
3. The complete recycling treatment equipment for waste circuit boards as claimed in claim 2, wherein the transmission mechanism comprises an auxiliary shaft, a cam, a support, a connecting shaft and a linkage mechanism, the auxiliary shaft is rotatably mounted on the inner walls of two sides of the check cavity, one end of the auxiliary shaft extends into the screening cavity, the cam is fixedly sleeved on the auxiliary shaft, the top of the cam is in contact with the guide wheel, the support is fixedly mounted on the inner wall of one side of the screening cavity, which is close to the check cavity, between the auxiliary shaft and the separating plate, the connecting shaft is rotatably mounted on the support, the top end and the bottom end of the connecting shaft both extend out of the support, and the linkage mechanism is arranged on the transmission mechanism.
4. The waste circuit board recycling complete processing device according to claim 3, wherein the linkage mechanism comprises a first bevel gear, a second bevel gear, a first belt pulley, a second belt pulley and a synchronous belt, the first bevel gear is fixedly arranged at the bottom end of the connecting shaft, the second bevel gear is arranged in the screening cavity, the second bevel gear is fixedly connected with one end of the auxiliary shaft, the second bevel gear is meshed with the first bevel gear, the first belt pulley is fixedly arranged at the top end of the connecting shaft, the second belt pulley is fixedly arranged at the bottom end of the main shaft, and the synchronous belt is sleeved on the first belt pulley and the second belt pulley.
5. The complete recycling treatment equipment for waste circuit boards as claimed in claim 1, wherein a plurality of bristles are fixedly mounted at the bottom of each of the two brush plates, the bottom ends of the bristles are in contact with the top of the first separation net, and the mesh number of the first separation net is 80.
6. The complete waste circuit board recycling treatment equipment according to claim 2, wherein the tops of the double sieve plate and the second separation net are arc-shaped, a cleaning port is formed in the inner wall of one side, away from the sieving chamber, of the multiple sieving chamber, a sealing plate is arranged on the outer wall of one side, located on the cleaning port, of the tank body through a flange, the sealing plate is matched with the cleaning port, and the mesh number of the second separation net is 80.
7. The complete waste circuit board recycling treatment equipment according to claim 1, wherein a material return port is formed in the inner wall of the bottom of the check cavity and communicated with the screening cavity, and a material inlet is formed in the inner wall of the top of the screening cavity and communicated with the blanking hopper.
8. The complete waste circuit board recycling treatment equipment according to claim 1, wherein a discharge hole is formed in the inner wall of the bottom of the screening cavity, a discharge pipe is fixedly mounted at the bottom of the tank body, and the discharge pipe is matched with the discharge hole.
9. The complete recycling treatment equipment for waste circuit boards as claimed in claim 8, wherein the discharge pipe is sleeved with a filter bag, and the outer ring of the filter bag is sleeved with a hoop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022066193.4U CN212397624U (en) | 2020-09-18 | 2020-09-18 | Complete treatment equipment for recycling waste circuit boards |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022066193.4U CN212397624U (en) | 2020-09-18 | 2020-09-18 | Complete treatment equipment for recycling waste circuit boards |
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| CN212397624U true CN212397624U (en) | 2021-01-26 |
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| CN202022066193.4U Active CN212397624U (en) | 2020-09-18 | 2020-09-18 | Complete treatment equipment for recycling waste circuit boards |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114054128A (en) * | 2021-10-29 | 2022-02-18 | 付文凯 | Rice milling device capable of screening broken rice |
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2020
- 2020-09-18 CN CN202022066193.4U patent/CN212397624U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114054128A (en) * | 2021-10-29 | 2022-02-18 | 付文凯 | Rice milling device capable of screening broken rice |
| CN114054128B (en) * | 2021-10-29 | 2022-11-04 | 双峰县衡通机械有限公司 | Rice milling device capable of screening broken rice |
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