CN215312664U

CN215312664U - A collection dirt filter equipment for retrieving copper scrap

Info

Publication number: CN215312664U
Application number: CN202120017444.1U
Authority: CN
Inventors: 戴春元
Original assignee: Kunshan Huisheng Industrial Co ltd
Current assignee: Kunshan Huisheng Industrial Co ltd
Priority date: 2021-01-06
Filing date: 2021-01-06
Publication date: 2021-12-28
Anticipated expiration: 2031-01-06

Abstract

The utility model discloses a dust collecting and filtering device for recovering waste copper, which comprises a box body, wherein a partition plate is arranged in the middle of the box body and divides the box body into a first cavity and a second cavity, a first baffle is arranged in the first cavity and divides the first cavity into a crushing cavity and a filtering cavity, a second baffle is arranged in the second cavity and divides the second cavity into a dust collecting cavity and a collecting cavity, a feeding funnel is fixedly arranged at the top of the box body, a feeding hole is formed in the top of the box body and positioned at the bottom of the feeding funnel, and the feeding hole is positioned above the crushing cavity; according to the dust collector, air is sprayed out through the air spraying seat through the air pump, so that impact and vibration are generated on the dust collecting bag, the spring seat generates slight vibration under the action of air flow, and dust adsorbed on the dust collecting bag is completely scattered by matching with the vibration of the dust collecting bag and enters the collecting box in the collecting cavity through the dust collecting hopper, so that the dust is conveniently collected.

Description

A collection dirt filter equipment for retrieving copper scrap

Technical Field

The utility model relates to the technical field of waste copper recovery, in particular to a dust collecting and filtering device for recovering waste copper.

Background

As the biggest developing country in the world, China has strong demand on nonferrous metals in the process of realizing industrialization, particularly in the process of keeping the rapid development of national economy, and particularly, the supply of copper is very short. The serious shortage of copper resources can lead to one of the main factors restricting the development of the copper processing industry in China. The reproduction of copper is an important way to make up for the shortage of resources and is very important in China.

The waste copper is an important branch of the waste copper, and is partially derived from cables and 'heavy' waste copper (cutting scraps, punching scraps, bus bars) and wire knots, and the main unavailable material is plastic wire leather wrapped on the surface of the waste copper. The current is carrying out the filter sieve to useless copper and is choosing when troublesome to this line skin screening processing, wastes time and energy, has brought the inconvenience for the production of copper recycling industry. In view of the above disadvantages, it is necessary to design a dust collecting and filtering device for recovering waste copper.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a dust collecting and filtering device for recycling waste copper, which solves the above problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a collection dirt filter equipment for retrieving copper scrap, includes the box, the middle part of box is provided with the baffle, first cavity and second cavity are separated into with the box to the baffle, the inside first baffle that is provided with of first cavity, broken chamber and filter chamber are separated into with first cavity to first baffle, the inside second baffle that is provided with of second cavity, the second baffle separates into the dust collection chamber with the second cavity and collects the chamber, the top fixed mounting of box has feed hopper, and the feed port has been seted up to the top of box and the bottom that is located feed hopper, the feed port is located broken chamber top.

Preferably, a first discharge port is formed in the first baffle, an S-shaped screening sliding plate communicated with the first discharge port is installed on the first baffle, a fixed block is fixedly installed on the right side of the inner wall of the filter cavity, and a fan is fixedly installed on the left side of the fixed block.

Preferably, the surface cover of loose axle is equipped with the sieve that bottom both ends respectively with first spring and second spring top fixed connection, and the sieve mesh has been seted up to the inside of sieve, and the top fixed mounting of sieve has vibrating motor, the second discharge gate has been seted up with the corresponding department of sieve in the left side of filter chamber, the sand outlet has been seted up in the left side of filter chamber.

Preferably, the inner wall right side of filter chamber just is located the below fixed mounting of fixed block and has the support frame, and the left side fixed mounting of support frame has accepts the bucket, and the top fixed mounting who accepts the bucket has accepts the funnel, and the bottom of accepting the bucket has seted up the small opening, the inner wall left side fixed mounting of filter chamber has the swash plate.

Preferably, the right side of the inner wall of the filter chamber is movably provided with a movable shaft below the support frame, the right side of the inner wall of the filter chamber is fixedly provided with a first support plate below the movable shaft, the top of the first support plate is fixedly provided with a first spring, the left side of the inner wall of the filter chamber is fixedly provided with a second support plate below the inclined plate, and the top of the second support plate is fixedly provided with a second spring.

Preferably, the box outside is provided with two sets of broken motors, and broken motor's output all extends to the inside of box, and broken motor's output all installs the crushing roller, and the outside of crushing roller all evenly is provided with broken piece, the crushing roller is located the lower extreme in broken chamber, the box outside is provided with control panel, the box outside still is provided with the extrusion motor, and the output of extrusion motor all extends to the inside of box, and the output of extrusion motor all installs the warming mill, and the outside of warming mill all is provided with the dull polish layer.

Preferably, the collecting chamber is internally provided with a collecting box, the lower end of the dust collecting chamber is fixed with a dust hopper, the lower end of the dust hopper penetrates through the second baffle plate and extends to the inside of the collecting box, the air pump is installed at one end of the box body, which is far away from the feeding funnel, the side wall of the box body is provided with an opening communicated with the collecting chamber, the opening is hinged with an cover plate, and the cover plate is tightly connected with the box body through a lock catch.

Preferably, the spring holder is evenly installed on the inside top in dust collecting chamber, and the spring holder below is equipped with the mounting bracket, the both ends at mounting bracket top all with the bottom fixed connection of spring holder, the bellows is installed to the one end of mounting bracket, the one end of bellows and the output fixed connection of air pump, and the internally mounted of mounting bracket has the intake pipe, the intake pipe is linked together with the bellows.

Preferably, the bottom of mounting bracket evenly installs the gas injection seat, and inside the top of gas injection seat all extended to the mounting bracket to be linked together with the intake pipe, the air exhauster was installed on the box top of mounting bracket top, and was fixed with the dust blocking net on the box inner wall of air exhauster below.

Preferably, the outside of gas injection seat all is connected with the snap ring, and all overlaps on the gas injection seat in the snap ring outside and is equipped with the collar, and one-way air cock is installed on the inside top of gas injection seat, and the inboard of collar is equipped with the draw-in groove of mutually supporting with the snap ring, and the bottom of collar all is fixed with the dust bag.

Compared with the prior art, the dust collecting and filtering device for recovering waste copper of the utility model has the advantages that switches of the extrusion motor, the crushing motor, the heating roller and the exhaust fan are opened through the control panel, copper blocks are poured into the crushing cavity from the feeding hopper and fall into the crushing cavity, the heating roller is driven to rotate in the opposite direction through the extrusion motor to flatten the copper blocks, the surface of the copper blocks is slightly softened by utilizing the contact between the heating roller and the surface of the copper blocks, the extrusion is convenient, the friction between the copper blocks and the heating roller is increased through the frosting layer in the flattening process of the heating roller, the flattened copper blocks are scraped off by the scraper, the copper blocks fall between the two groups of crushing rollers after being flattened, the crushing motor drives the crushing rollers to rotate in the opposite direction and crush through the crushing sheets, and dust generated in the crushing process flows into the dust collecting cavity through the holes on the material blocking net under the action of the suction force of the exhaust fan, adsorb on the dust bag surface, smash the completion after, control air pump work, make the air pump pour into the intake pipe in the mounting bracket with ambient air by the bellows, make gaseous jet-propelled seat blowout through, make to produce the impact and shake the dust bag, the spring holder produces slight vibrations under the air current effect this moment, cooperation dust bag shakes, make the dust of adsorption on the dust bag scatter completely, make the dust fall in the dust hopper, get into the collection chamber in the collection intracavity through the dust hopper, be convenient for collect the dust, the collecting chamber bottom is equipped with the gyro wheel, the collecting chamber lateral wall is equipped with the handle, thereby conveniently shift out the collecting chamber from the opening part of box, be convenient for clear up the dust in the collecting chamber, cancel the spraying equipment and remove dust, water economy resource, avoid sewage treatment's process, and avoid sewage discharge, more energy-concerving and environment-protective. Smash the completion back, the copper billet flows on S type screening slide through first discharge gate, the fan is bloied and is passed the through-hole and take away impurities such as plastic granule in the copper billet on the S type screening slide, can sieve the impurity that weight is lighter in the copper billet effectively, user ' S use has been made things convenient for, through setting up the sieve mesh on the sieve, vibrating motor, the copper billet flows on the sieve, vibrating motor drives the sieve vibration, fine sand class impurity in the copper billet passes through the sieve mesh and flows, sieve heavier impurity in the copper billet, the user needn't use more equipment to filter, further user ' S use has been made things convenient for.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model without limiting the utility model in which:

FIG. 1 is a schematic view showing the internal structure of a dust collecting and filtering apparatus for recovering waste copper according to the present invention;

FIG. 2 is a schematic view showing an external structure of a dust collecting and filtering apparatus for recovering waste copper according to the present invention;

FIG. 3 is a schematic view of the internal structure of a filter chamber of a dust collecting and filtering device for recovering waste copper according to the present invention;

fig. 4 is a schematic structural diagram of a point a in fig. 1.

In the drawings:

1. a box body; 2. a partition plate; 3. a first baffle plate; 4. a crushing chamber; 5. a filter chamber; 6. a second baffle; 7. a dust collection chamber; 8. a collection chamber; 9. a feed hopper; 10. a feed port; 11. a first discharge port; 12. S-shaped screening sliding plates; 13. a fixed block; 14. a fan; 15. a support frame; 16. a receiving barrel; 17. a receiving hopper; 18. a leak hole; 19. a sloping plate; 20. a shell outlet; 21. a movable shaft; 22. a first support plate; 23. A first spring; 24. a second support plate; 25. a second spring; 26. a sieve plate; 27. screening holes; 28. a vibration motor; 29. a second discharge port; 30. a sand outlet; 31. a crushing motor; 32. a crushing roller; 33. crushing slices; 34. a control panel; 35. an extrusion motor; 36. a heating roller; 37. sanding layer; 38. a squeegee; 39. a support leg; 40. an air pump; 41. a material blocking net; 42. a dust collecting hopper; 43. a collection box; 44. a cloth bag; 45. a cover plate; 46. a handle; 47. a roller; 48. a spring seat; 49. a mounting frame; 50. a bellows; 51. an air inlet pipe; 52. a snap ring; 53. a mounting ring; 54. an air injection seat; 55. a dust collection bag; 56. an exhaust fan; 57. a dust blocking net.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a collection dirt filter equipment for retrieving copper scrap, includes box 1, the middle part of box 1 is provided with baffle 2, baffle 2 separates into first cavity and second cavity with box 1, the inside first baffle 3 that is provided with of first cavity, broken chamber 4 and filter chamber 5 are separated into with first cavity to first baffle 3, the inside second baffle 6 that is provided with of second cavity, second baffle 6 separates into dust collection chamber 7 and collection chamber 8 with the second cavity, the top fixed mounting of box 1 has feed hopper 9, and feed opening 10 has been seted up at the top of box 1 and the bottom that is located feed hopper 9, feed opening 10 is located broken chamber 4 tops.

In this embodiment, the first baffle 3 is provided with a first discharge hole 11, the first baffle 3 is provided with an S-shaped screening sliding plate 12 communicated with the first discharge hole 11, the right side of the inner wall of the filter chamber 5 is fixedly provided with a fixed block 13, the left side of the fixed block 13 is fixedly provided with a fan 14, the inclination angle of the S-shaped screening sliding plate 12 is forty-five degrees, the fan 14 blows towards the back side of the S-shaped screening sliding plate 12, the front side of the fan 14 corresponds to the back side of the S-shaped screening sliding plate 12, the inside of the S-shaped screening sliding plate 12 is provided with through holes with a diameter of one millimeter, the density is fifty per square centimeter, the right side of the inner wall of the filter chamber 5 and below the fixed block 13 is fixedly provided with a support frame 15, the left side of the support frame 15 is fixedly provided with a receiving barrel 16, the top of the receiving barrel 16 is fixedly provided with a receiving funnel 17, and the bottom of the receiving barrel 16 is provided with a leakage hole 18, an inclined plate 19 is fixedly mounted on the left side of the inner wall of the filter cavity 5, a shell outlet 20 is formed in the left side of the box body 1 corresponding to the inclined plate 19, a movable shaft 21 located below the support frame 15 is movably mounted on the right side of the inner wall of the filter cavity 5, a first support plate 22 is fixedly mounted on the right side of the inner wall of the filter cavity 5 and located below the movable shaft 21, a first spring 23 is fixedly mounted at the top of the first support plate 22, a second support plate 24 is fixedly mounted on the left side of the inner wall of the filter cavity 5 and located below the inclined plate 19, a second spring 25 is fixedly mounted at the top of the second support plate 24, a sieve plate 26 is sleeved on the surface of the movable shaft 21, the two ends of the bottom of the sieve plate 26 are fixedly connected with the tops of the first spring 23 and the second spring 25 respectively, the inclined angle of the inclined plate 19 is thirty degrees, the front side and the rear side of the inclined plate 19 are fixedly connected with the front side wall and the rear side wall of the inner cavity of the filter cavity 5 respectively, and the inclined angle of the sieve plate 26 is forty-five degrees, sieve mesh 27 has been seted up to the inside of sieve 26, and the diameter of sieve mesh 27 is one point two millimeters to one point five millimeters, and the density of sieve mesh 27 on the sieve 26 is eighty per square centimeter, and the top fixed mounting of sieve 26 has vibrating motor 28, second discharge gate 29 has been seted up to the left side of filter chamber 5 and sieve 26 department that corresponds, sand outlet 30 has been seted up to the left side of filter chamber 5.

In this embodiment, two sets of crushing motors 31 are arranged outside the box body 1, the output ends of the crushing motors 31 all extend into the box body 1, the output ends of the crushing motors 31 are provided with the crushing rollers 32, the outer sides of the crushing rollers 32 are provided with the crushing sheets 33 uniformly, the crushing rollers 32 are located at the lower end of the crushing cavity 4, the outer part of the box body 1 is provided with the control panel 34, the outer part of the box body 1 is also provided with the extrusion motors 35, the output ends of the extrusion motors 35 all extend into the box body 1, the output ends of the extrusion motors 35 are provided with the heating rollers 36, the heating rollers 36 are located at the upper end of the crushing cavity 4, the outer sides of the heating rollers 36 are provided with the frosting layers 37, so as to avoid copper block slipping, improve the tabletting efficiency of the device, and the output ends of the control panel 34 pass through the conducting wires and the vibration motor 28, the crushing motors 31, the extrusion motors 35, the heating rollers 36, The air pump 40 and the exhaust fan 56 are electrically connected.

In this embodiment, the supporting legs 39 are uniformly installed at both ends of the bottom of the box body 1, the bottoms of the supporting legs 39 are provided with rubber pads, and the bottoms of the rubber pads are provided with anti-slip patterns, so that the stability of the device is improved, and the damping effect of the device is improved, the scraping plates 38 are arranged at both sides of the inner part of the crushing cavity 4, and the scraping plates 38 are attached to the heating roller 36, so that the copper sheets are prevented from being adhered to the surface of the heating roller 36.

In this embodiment, the collecting chamber 8 is internally provided with a collecting box 43, the lower end of the dust collecting chamber 7 is fixed with a dust hopper 42, the lower end of the dust hopper 42 penetrates through the second baffle 6 and extends to the inside of the collecting box 43, one end of the box body 1, which is far away from the feeding funnel 9, is provided with an air pump 40, the side wall of the box body 1 is provided with an opening communicated with the collecting chamber 8, the opening is hinged with a cover plate 45, and the cover plate 45 is fixedly connected with the box body 1 through a lock catch.

In this embodiment, a handle 46 is fixedly disposed on a side wall of the collecting box 43 close to the cover plate 45, and a plurality of symmetrically distributed rollers 47 are fixedly disposed at the bottom of the collecting box 43, so that the collecting box 43 can be conveniently moved out from the opening.

The lower end of the dust hopper 42 in this embodiment is connected with a cloth bag 44, so as to reduce the influence of the airflow in the filter chamber 8 on the collection box 43, and facilitate the dust deposition in the collection box 43.

In this embodiment the upper end of baffle 2 is equipped with and keeps off material net 41, is convenient for block the crushed aggregates when useless copper is broken, and the abundant breakage of the useless copper of being convenient for to effectively avoid the crushed aggregates to splash, make the dust that produces among the broken process of useless copper flow through keeping off the hole on material net 41 simultaneously and collect dust collecting chamber 7, the use of the device of being convenient for.

In this embodiment, spring seats 48 are uniformly installed at the top end inside the dust collection chamber 7, an installation frame 49 is arranged below the spring seats 48, two ends of the top of the installation frame 49 are fixedly connected with the bottom of the spring seats 48, a corrugated pipe 50 is installed at one end of the installation frame 49, one end of the corrugated pipe 50 is fixedly connected with the output end of the air pump 40, an air inlet pipe 51 is installed inside the installation frame 49, the air inlet pipe 51 is communicated with the corrugated pipe 50, air injection seats 54 are uniformly installed at the bottom of the installation frame 49, the top of the air injection seats 54 extends into the installation frame 49 and is communicated with the air inlet pipe 51, snap rings 52 are connected to the outer sides of the air injection seats 54, installation rings 53 are sleeved on the air injection seats 54 outside the snap rings 52, one-way air nozzles are installed at the top ends inside the air injection seats 54, and clamping grooves matched with the snap rings 52 are formed in the inner sides of the installation rings 53, so that dust cannot enter the air inlet pipe 51 through the air injection seats 54 in the crushing process, avoid blockking up intake pipe 51, the fixed dismouting of the collar 53 of being convenient for simultaneously, the dismouting of the dust bag 55 of being convenient for is changed, and the bottom of collar 53 all is fixed with dust bag 55, and dust bag 55 is provided with a plurality ofly, and is a plurality of the dust bag is the equidistance interval setting, is convenient for guarantee the dust and flows the space for the abundant adhesion of dust is collected at dust bag 55, the concentration of the dust of being convenient for, and air exhauster 56 is installed on 1 top of box above mounting bracket 49, and is fixed with dust blocking net 57 on the 1 inner wall of box below air exhauster 56.

The working principle is as follows: when in use, switches of the extrusion motor 35, the crushing motor 31, the heating roller 36 and the exhaust fan 56 are opened through the control panel 34, copper blocks are poured into the crushing cavity 4 from the feeding hopper 9 and are driven to rotate in the opposite direction through the extrusion motor 35, the copper blocks are crushed, the surfaces of the copper blocks are slightly softened by utilizing the contact between the heating roller 36 and the surfaces of the copper blocks, the extrusion is convenient, the friction between the copper blocks and the heating roller 36 is increased through the frosting layer 37 in the crushing process of the heating roller 36, the crushed copper blocks are scraped off by the scraper 38, the copper blocks fall between the two groups of crushing rollers 32 after being crushed, the crushing motor 31 drives the crushing rollers 32 to rotate in the opposite direction and are crushed through the crushing sheets 33, dust generated in the crushing process flows into the dust collection cavity 7 through holes in the material blocking net under the suction force of the exhaust fan 56, adsorbed on the surface of the dust collecting bag 55, after the dust is crushed, the air pump 40 is controlled to work, the air pump 40 injects the ambient air into the air inlet pipe 51 of the mounting rack 49 through the corrugated pipe 50, so that the air is sprayed out through the air spraying seat 54, the dust collecting bag 55 is impacted and shaken, at the moment, the spring seat 48 generates slight vibration under the action of the air flow, the dust collecting bag 55 is shaken, the dust adsorbed on the dust collecting bag 55 is completely scattered, the dust falls into the dust collecting hopper 42 and enters the collecting box 43 in the collecting cavity 8 through the dust collecting hopper 42, the dust is convenient to collect, the bottom of the collecting box 43 is provided with a roller, the side wall of the collecting box 43 is provided with a handle 46, the collecting box 43 is convenient to move out from the opening of the box body, the dust in the collecting box 43 is convenient to clean, the dust collecting of the spraying equipment is cancelled, the water resource is saved, the process of avoiding sewage treatment and the sewage discharge, more energy-saving and environment-friendly. After smashing the completion, the copper block flows on S type screening slide 12 through first discharge gate 11, fan 14 blows and passes the through-hole and take away impurities such as plastic granules in the copper block on S type screening slide 12, can sieve the impurity that weight is lighter in the copper block effectively, user ' S use has been made things convenient for, through setting up sieve mesh 27 on sieve 26, vibrating motor 28, the copper block flows on sieve 26, vibrating motor 28 drives the vibration of sieve 26, fine husky class impurity in the copper block flows out through sieve mesh 27, sieve heavier impurity in the copper block, the user needn't use more equipment to filter, further user ' S use has been made things convenient for.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a collection dirt filter equipment for retrieving useless copper which characterized in that: including box (1), the middle part of box (1) is provided with baffle (2), baffle (2) separate into first cavity and second cavity with box (1), first cavity inside is provided with first baffle (3), broken chamber (4) and filter chamber (5) are separated into with first cavity in first baffle (3), second cavity inside is provided with second baffle (6), second baffle (6) separate into dust collection chamber (7) and collect chamber (8) with the second cavity, the top fixed mounting of box (1) has feed hopper (9), and feed port (10) have been seted up at the top of box (1) and the bottom that is located feed hopper (9), feed port (10) are located broken chamber (4) top.

2. A dust collecting and filtering apparatus for recovering copper scrap as set forth in claim 1, wherein: first discharge gate (11) have been seted up on first baffle (3), install S type screening slide (12) that are linked together with first discharge gate (11) on first baffle (3), the inner wall right side fixed mounting of filter chamber (5) has fixed block (13), and the left side fixed mounting of fixed block (13) has fan (14).

3. A dust collecting and filtering apparatus for recovering copper scrap as set forth in claim 1, wherein: the inner wall right side of filter chamber (5) just is located the below fixed mounting of fixed block (13) and has support frame (15), and the left side fixed mounting of support frame (15) has and accepts bucket (16), and the top fixed mounting who accepts bucket (16) has and accepts funnel (17), and bottom of accepting bucket (16) has seted up small opening (18), the inner wall left side fixed mounting of filter chamber (5) has swash plate (19).

4. A dust collecting and filtering apparatus for recovering copper scrap as set forth in claim 3, wherein: inner wall right side movable mounting of filter chamber (5) has loose axle (21) that is located support frame (15) below, the surface cover of loose axle (21) is equipped with bottom both ends respectively with first spring (23) and second spring (25) top fixed connection's sieve (26), and sieve mesh (27) have been seted up to the inside of sieve (26), and the top fixed mounting of sieve (26) has vibrating motor (28), second discharge gate (29) have been seted up with sieve (26) corresponding department in the left side of filter chamber (5), sand outlet (30) have been seted up in the left side of filter chamber (5).

5. The dust collecting and filtering apparatus for recycling copper scrap as set forth in claim 4, wherein: the inner wall right side of filter chamber (5) just is located loose axle (21) below fixed mounting and has first extension board (22), and the top fixed mounting of first extension board (22) has first spring (23), the inner wall left side of filter chamber (5) just is located swash plate (19) below fixed mounting and has second extension board (24), and the top fixed mounting of second extension board (24) has second spring (25).

6. A dust collecting and filtering apparatus for recovering copper scrap as set forth in claim 1, wherein: the utility model discloses a box, including box (1), crushing motor (31), crushing piece (33), control panel (34), box (1) outside, extrusion motor (35) are still provided with to box (1) outside, and the output of crushing motor (31) all installs crushing roller (32), and the outside of crushing roller (32) all evenly is provided with crushing piece (33), box (1) outside is provided with control panel (34), box (1) outside still is provided with extrusion motor (35), and the output of extrusion motor (35) all extends to the inside of box (1), and heating roller (36) are all installed to the output of extrusion motor (35), and the outside of heating roller (36) all is provided with dull polish layer (37).

7. A dust collecting and filtering apparatus for recovering copper scrap as set forth in claim 1, wherein: the inside of collecting chamber (8) is equipped with collecting box (43), the lower extreme of dust collecting chamber (7) is fixed with dust hopper (42), and the lower extreme of dust hopper (42) passes second baffle (6) and extends to the inside of collecting box (43), air pump (40) are installed to the one end that feed hopper (9) were kept away from in box (1), and the opening that communicates with collecting chamber (8) is seted up to the lateral wall of box (1), and the opening part articulates there is apron (45), and apron (45) pass through hasp and box (1) fastening connection.

8. The dust collecting and filtering apparatus for recycling copper scrap as set forth in claim 6, wherein: spring seats (48) are uniformly installed at the top end inside the dust collection cavity (7), a mounting frame (49) is arranged below the spring seats (48), the two ends of the top of the mounting frame (49) are fixedly connected with the bottom of the spring seats (48), a corrugated pipe (50) is installed at one end of the mounting frame (49), one end of the corrugated pipe (50) is fixedly connected with the output end of the air pump (40), an air inlet pipe (51) is installed inside the mounting frame (49), and the air inlet pipe (51) is communicated with the corrugated pipe (50).

9. A dust collecting and filtering apparatus for recovering copper scrap as set forth in claim 8, wherein: the bottom of mounting bracket (49) is evenly installed and is spouted gas seat (54), and the top of spouting gas seat (54) all extends to inside mounting bracket (49) to be linked together with intake pipe (51), air exhauster (56) are installed on box (1) top of mounting bracket (49) top, and are fixed with on box (1) inner wall of air exhauster (56) below and keep off dirt net (57).

10. A dust collecting and filtering apparatus for recovering copper scrap as set forth in claim 9, wherein: the outer side of the air injection seat (54) is connected with a clamping ring (52), the air injection seat (54) on the outer side of the clamping ring (52) is sleeved with a mounting ring (53), the top end of the inner part of the air injection seat (54) is provided with a one-way air nozzle, the inner side of the mounting ring (53) is provided with a clamping groove matched with the clamping ring (52), and the bottom of the mounting ring (53) is fixed with a dust collection bag (55).