CN217222935U - Broken material sieving mechanism of old and useless circuit board - Google Patents

Abstract

The utility model provides a screening device for broken materials of waste circuit boards, wherein a filter sieve is arranged between side plates at the top of a box body, the filter sieve is driven by a vibration motor to generate vibration to carry out preliminary screening on the broken materials, and the broken materials with larger particles are screened into a cavity at the right side inside the box body and fall into a storage box through a feed chute so as to carry out secondary crushing; in the broken material of less granule was screened to the inside left cavity of box, carried out the secondary screening in falling into the secondary screening unit through the feed chute, fall into the bin after the broken material secondary screening that accords with the fineness, secondary screening unit's interior surplus broken material can carry out the secondary crushing. This sieving mechanism can pass through twice filtration and select the broken material that accords with the fineness requirement so that carry out subsequent processing automatically, can also effectively collect the great broken material of fineness so that carry out the secondary crushing, has improved the screening efficiency of the broken material of circuit board.

Description

Broken material sieving mechanism of old and useless circuit board

Technical Field

The utility model relates to the circuit board field of retrieving, in particular to broken material sieving mechanism of old and useless circuit board.

Background

The waste electric circuit board contains more metals, and the comprehensive utilization value of the waste electric circuit board is higher. The aim of recovering and treating the waste circuit board is to separate the metal and nonmetal from the waste circuit board, so that the renewable resources are fully utilized. Carrying out breakage and screening to the circuit board is one of the links in the circuit board recovery process, because the broken material of circuit board after the breakage is not of uniform size, consequently need select the broken material that accords with the fineness requirement and carry out subsequent processing to the broken material that will not accord with the fineness requirement carries out the secondary crushing. At present when carrying out broken material screening, need use the sieving mechanism more than two to carry out preliminary screening and secondary screening to broken material respectively usually, the broken material that accords with the fineness requirement need pass through a sieving mechanism screening and collect and finish the back and shift to next sieving mechanism in and filter again, leads to the screening efficiency of broken material lower.

Disclosure of Invention

For solving the shortcoming of the prior art, the utility model provides a broken material sieving mechanism of old and useless circuit board.

The utility model provides a technical scheme is:

the utility model provides a broken material sieving mechanism of old and useless circuit board, includes: the device comprises a box body, a side plate, a filter sieve, a vibration motor, a support block, a feed chute, a vibration plate, a filter box and a storage box; a vertical partition plate is fixed on the bottom surface in the box body to divide the box body into a left cabin and a right cabin, and two openings which respectively penetrate through the two cabins are formed in the front side wall of the box body; the three side plates are respectively fixed on the top of the front side wall, the top of the rear side wall and the top of the right side wall of the box body; the right half side of the filter screen is arranged between the front side plate and the rear side plate through a rotating shaft, and the lower surface of the filter screen is fixed with a vibration motor; a support block is fixed between the front side wall and the rear side wall below the left half side of the filter screen, and a spring is arranged on the support block; a feeding groove is fixed at the top of the left cabin, a secondary screening unit is arranged below the feeding groove, another feeding groove is arranged below the secondary screening unit, and a storage box is arranged below the feeding groove; the top in right side cabin also is fixed with the feed chute, and the bin has been placed to the below of feed chute.

Preferably, the filter sieve comprises an upper sieve plate and a lower sieve plate; the upper-layer sieve plate is a rectangular groove with an opening at the right end, the left half side of the bottom surface of the upper-layer sieve plate is a rectangular opening, and a first sieve is fixed at the rectangular opening; the lower floor sieve also is right-hand member open-ended rectangular channel, and the lower floor sieve is fixed in the lower surface of upper screen, and the left end of lower floor's sieve flushes with the left end of upper screen, and the right-hand member of lower floor's sieve flushes with the right-hand member of first screen cloth.

Preferably, the secondary screening unit comprises a supporting plate, a spring, a vibration plate, a vibration motor and a filter tank; the two supporting plates are fixed between the front side wall and the rear side wall of the box body, the upper surfaces of the supporting plates are provided with springs, and the top ends of the springs are connected with the lower surface of the vibrating plate; the upper surface of the vibration plate is fixed with a vibration motor, and a filter box is placed on the vibration plate.

Preferably, a rectangular opening is formed in the middle of the front side of the upper surface of the vibration plate, and the vibration motor is fixed to one side of the rectangular opening.

Preferably, the filter tank comprises a frame and a carrier plate; the frame is a rectangular metal frame, and a second screen is arranged in the rectangular frame; the two bearing plates are respectively fixed on the left side and the right side of the frame.

Preferably, two rotating rods are hinged to the side wall of the front side of the vibration plate and are respectively positioned on the left side and the right side of the rectangular opening of the vibration plate.

Preferably, a stopper plate is fixed to both left and right sides of the front side wall of the rectangular frame.

Preferably, the lower surface of the upper-layer screen plate on the right side of the lower-layer screen plate of the filter screen is fixed with a baffle.

The utility model discloses the beneficial effect who reaches does:

the utility model provides a broken material sieving mechanism of old and useless circuit board installs the filter sieve between the curb plate at box top, and the filter sieve is by producing vibrations under vibrating motor's drive and carry out preliminary screening to broken material, and the broken material of bigger granule is filtered to the cavity on the right side of the box inside, and falls into the bin through the feed chute to carry out the secondary crushing; in the broken material of less granule was screened to the inside left cavity of box, carried out the secondary screening in falling into the second grade screening unit through the feed chute, fall into the bin after the broken material secondary screening that accords with the fineness, the secondary crushing can be carried out to the remaining broken material in the second grade screening unit. This sieving mechanism can pass through twice filtration and select the broken material that accords with the fineness requirement so that carry out subsequent processing automatically, can also effectively collect the great broken material of fineness so that carry out the secondary crushing, has improved the screening efficiency of the broken material of circuit board.

Drawings

Fig. 1 is a schematic front view cross-sectional structure diagram of a broken material screening device for waste circuit boards in the utility model; fig. 2 is a schematic front view structural diagram of a broken material screening device for waste circuit boards in the utility model;

FIG. 3 is a schematic view of the front cross-sectional structure of the filter screen of the present invention;

FIG. 4 is a schematic top view of the vibration plate of the present invention;

fig. 5 is a schematic top view of the filtering tank of the present invention.

In the drawings: 1. a box body; 2. a partition plate; 3. a side plate; 4. filtering and screening; 5. a rotating shaft; 6. a support block; 7. a spring; 8. a vibration motor; 9. a feed chute; 10. a support plate; 11. a vibration plate; 12. a filter tank; 13. a storage tank; 14. a rotating rod; 41. an upper layer sieve plate; 42. a lower screen deck; 43. a first screen; 44. a baffle plate; 121. a frame; 122. a second screen; 123. a carrier plate; 124. and a limiting plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the following description, suffixes such as "module", "component", or "unit" used to denote elements are used only for facilitating the explanation of the present invention, and have no specific meaning in itself. Thus, "module", "component" or "unit" may be used mixedly.

As shown in fig. 1, a broken material sieving mechanism of old and useless circuit board includes: the device comprises a box body 1, a side plate 3, a filter sieve 4, a vibration motor 8, a support block 6, a feed chute 9, a vibration plate 11, a filter box and a storage box 13; a vertical partition plate 2 is fixed on the bottom surface in the box body 1, the box body 1 is divided into a left cabin and a right cabin, and two openings which respectively penetrate through the two cabins are formed in the front side wall of the box body 1; the three side plates 3 are respectively fixed on the top of the front side wall, the back side wall and the top of the right side wall of the box body 1; the right half side of the filter sieve 4 is arranged between the front and the rear side plates 3 through a rotating shaft 5, and the lower surface of the filter sieve 4 is fixed with a vibration motor; a supporting block 6 is fixed between the front side wall and the rear side wall below the left half side of the filter screen 4, and a spring 7 is arranged on the supporting block 6; a feeding groove 9 is fixed at the top of the left cabin, a secondary screening unit is arranged below the feeding groove 9, another feeding groove 9 is arranged below the secondary screening unit, and a storage box 13 is arranged below the feeding groove 9; the top of the right cabin is also fixed with a feed chute 9, and a storage tank 13 is arranged below the feed chute 9.

The utility model discloses a broken material sieving mechanism of old and useless circuit board installs filter sieve 4 between the curb plate 3 at the top of box 1, and filter sieve 4 is by producing vibrations under the drive of vibrating motor 8 and carry out preliminary screening to broken material, and the broken material of bigger granule is filtered to the cavity on the right side of box 1 inside, and falls into bin 13 through feed chute 9 to carry out the secondary crushing; in the broken material of less granule was screened to the left cavity of box 1 inside, carried out the secondary screening in falling into the second grade screening unit through feed chute 9, the broken material that accords with the fineness falls into bin 13 after the secondary screening, and the secondary crushing can be carried out to the broken material of surplus in the second grade screening unit. This sieving mechanism can pass through twice filtration and select the broken material that accords with the fineness requirement so that carry out subsequent processing automatically, can also effectively collect the great broken material of fineness so that carry out the secondary crushing, has improved the screening efficiency of the broken material of circuit board. Specifically, as shown in fig. 1, the utility model discloses a broken material sieving mechanism of old and useless circuit board, include: the device comprises a box body 1, a side plate 3, a filter sieve 4, a vibration motor 8, a supporting block 6, a feeding groove 9, a vibration plate 11, a filter box and a storage box 13. Wherein the box body 1 is a cuboid hollow metal box without a top surface. A vertical partition plate 2 is fixed on the bottom surface inside the box body 1, and the inside of the box body 1 is divided into a left cabin and a right cabin. As shown in fig. 2, the front side wall of the case 1 is provided with two openings penetrating to the two compartments, respectively, through which the storage tank 13 and the filter tank 12 are taken out. The side plates 3 are rectangular metal plates, and the three side plates 3 are respectively fixed on the top of the front side wall, the top of the rear side wall and the top of the right side wall of the box body 1. The right side of filter sieve 4 is installed between two blocks of curb plates 3 around through pivot 5, and filter sieve 4 can use pivot 5 to rotate for circular, and the lower fixed surface of filter sieve 4 has vibrating motor, and vibrating motor can drive filter sieve 4 vibrations. A supporting block 6 is fixed between the front side wall and the rear side wall of the lower part of the left half side of the filter screen 4, a spring 7 is installed on the supporting block 6, and the top end of the spring 7 bears the lower surface of the filter screen 4. The crushed material is poured to the left side of the filter sieve 4, after being screened by the filter sieve 4, the thinner crushed material falls into the left side cavity of the box body 1 from the bottom of the filter sieve 4, and the larger crushed material falls into the right side cavity of the box body 1 from the right end of the filter sieve 4. The top of the left cabin is fixed with a feed chute 9, and the feed chute 9 is an inverted quadrangular frustum pyramid-shaped metal trough with a top opening larger than a bottom opening and is used for collecting the crushed materials falling from the top and enabling the crushed materials to fall downwards from the bottom of the feed chute 9 in a centralized manner. 9 below of feed chute is equipped with the second grade and sieves the unit, is used to carry out the secondary screening to thinner broken material, and second grade screening unit below is equipped with another feed chute 9, and bin 13 has been placed to 9 below of feed chute, and the broken material through the secondary screening falls into bin 13. The top in right side cabin also is fixed with feed chute 9, and bin 13 has been placed to the below of feed chute 9, and the great broken material of tentatively screening falls into this bin 13.

In at least one embodiment, as shown in fig. 3, the filter screen 4 includes an upper deck 41 and a lower deck 42; the upper screen 41 is a rectangular groove with an open right end, the left half side of the bottom surface of the upper screen 41 is a rectangular opening, and a first screen 43 is fixed at the rectangular opening for primarily screening the crushed materials. The lower-layer sieve plate 42 is also a rectangular groove with an opening at the right end, the lower-layer sieve plate 42 is fixed on the lower surface of the upper-layer sieve plate 41, the left end of the lower-layer sieve plate 42 is flush with the left end of the upper-layer sieve plate 41, the right end of the lower-layer sieve plate 42 is flush with the right end of the first screen 43, and the fine crushed materials fall into the lower-layer sieve plate 42 after being screened by the first screen 43 and finally fall into a left cabin from the right end of the lower-layer sieve plate 42; the larger crushed materials fall into the right cabin from the right end of the upper sieve plate.

In at least one embodiment, as shown in fig. 1, the secondary screening unit comprises a support plate 10, a spring 7, a vibration plate 11, a vibration motor and a filter tank 12; the layer board 10 is the rectangle metal sheet, and two layer boards 10 are fixed in between the front and back lateral wall of box 1, and the last surface mounting of layer board 10 has spring 7, and the top of spring 7 is connected with the lower surface of vibrations board 11, and preferably, a plurality of drum can be fixed to layer board 10 upper surface, all installs spring 7 in every drum. The upper surface of the vibration plate 11 is fixed with a vibration motor 8 which can drive the vibration plate 11 to vibrate, a filter box is placed on the vibration plate 11, and the filter box can vibrate along with the vibration plate 11 to carry out secondary screening on the internal crushed materials.

In at least one embodiment, as shown in fig. 4, the vibration plate 11 is a rectangular metal plate, a rectangular opening is provided in the middle of the front side of the upper surface of the vibration plate 11 for placing the filter tank 12, and the vibration motor 8 is fixed to one side of the rectangular opening.

In at least one embodiment, as shown in fig. 5, filter tank 12 includes a frame 121 and a carrier plate 123; the frame 121 is a rectangular metal frame, a second screen 122 is installed in the rectangular frame, and the aperture of the second screen 122 is smaller than that of the first screen 43. The two bearing plates 123 are respectively fixed on the left and right sides of the frame 121, and the filter tank 12 can be carried on the rectangular opening of the vibration plate 11 through the two bearing plates 123.

In at least one embodiment, as shown in fig. 1 and 4, two rotation rods 14 are hinged to the front side wall of the vibration plate 11, the two rotation rods 14 are respectively located at the left and right sides of the rectangular opening of the vibration plate 11, and the filter tank 12 can be placed or taken down to the rectangular opening after the two rotation rods 14 are erected.

In at least one embodiment, as shown in fig. 5, a stopper plate 124 is fixed to both left and right sides of a front side wall of the rectangular frame 121, and after the filter tank 12 is placed at the rectangular opening of the vibration plate 11, the rotation rod 14 is rotated such that the rotation rod 14 is placed on the upper surface of the stopper plate 124, thereby preventing the filter tank 12 from sliding down from the rectangular opening of the vibration plate 11 during vibration.

In at least one embodiment, as shown in fig. 3, a baffle 44 is fixed to the lower surface of the upper deck 41 on the right side of the lower deck 42 of the filter screen 4, and the baffle 44 can prevent crushed material after primary screening from falling into the right-side chamber.

Obviously, the utility model provides a broken material sieving mechanism of old and useless circuit board installs filter sieve 4 between the curb plate 3 at box 1 top, and filter sieve 4 is by producing vibrations under the drive of vibrating motor 8 and is carried out preliminary screening to broken material, and the broken material of bigger granule is filtered to the cavity on the right side in box 1 inside, and falls into storage tank 13 through feed chute 9, so that carry out the secondary crushing; in the broken material of less granule was screened to the inside left cavity of box 1, carried out the secondary screening in falling into the secondary screening unit through feed chute 9, fall into bin 13 after the broken material secondary screening that accords with the fineness, secondary screening unit's interior surplus broken material can carry out the secondary crushing. This sieving mechanism can pass through twice filtration and select the broken material that accords with the fineness requirement so that carry out subsequent processing, can also effectively collect the great broken material of fineness so that carry out the secondary crushing, has improved the screening efficiency of the broken material of circuit board.

The foregoing is a preferred embodiment of the present invention, and it should be understood that those skilled in the art can derive the related technical solutions through logic analysis, reasoning or experiment based on the present invention without creative efforts, and therefore, these related technical solutions should be within the protection scope of the present claims.

Claims (8)

1. The utility model provides a broken material sieving mechanism of old and useless circuit board which characterized in that includes: the device comprises a box body (1), a side plate (3), a filter screen (4), a vibration motor (8), a support block (6), a feed chute (9), a vibration plate (11), a filter box and a storage box (13); a vertical partition plate (2) is fixed on the bottom surface inside the box body (1), the inside of the box body (1) is divided into a left cabin and a right cabin, and two openings which respectively penetrate through the two cabins are formed in the front side wall of the box body (1); the three side plates (3) are respectively fixed on the top of the front side wall, the back side wall and the top of the right side wall of the box body (1); the right half side of the filter screen (4) is arranged between the front and the rear side plates (3) through a rotating shaft (5), and the lower surface of the filter screen (4) is fixed with a vibration motor; a supporting block (6) is fixed between the front side wall and the rear side wall below the left half side of the filter screen (4), and a spring (7) is installed on the supporting block (6); a feeding groove (9) is fixed at the top of the left cabin, a secondary screening unit is arranged below the feeding groove (9), another feeding groove (9) is arranged below the secondary screening unit, and a storage box (13) is arranged below the feeding groove (9); a feeding groove (9) is also fixed at the top of the right cabin, and a storage box (13) is arranged below the feeding groove (9).

2. The screening device for broken materials of waste circuit boards as claimed in claim 1, wherein the filter screen (4) comprises an upper screen plate (41) and a lower screen plate (42); the upper-layer sieve plate (41) is a rectangular groove with an opening at the right end, the left half side of the bottom surface of the upper-layer sieve plate (41) is a rectangular opening, and a first screen (43) is fixed at the rectangular opening; the lower-layer sieve plate (42) is also a rectangular groove with an opening at the right end, the lower-layer sieve plate (42) is fixed on the lower surface of the upper-layer sieve plate (41), the left end of the lower-layer sieve plate (42) is flush with the left end of the upper-layer sieve plate (41), and the right end of the lower-layer sieve plate (42) is flush with the right end of the first screen (43).

3. The screening device for broken materials of waste circuit boards as claimed in claim 2, wherein the secondary screening unit comprises a supporting plate (10), a spring (7), a vibration plate (11), a vibration motor and a filter tank (12); the two supporting plates (10) are fixed between the front side wall and the rear side wall of the box body (1), the springs (7) are arranged on the upper surfaces of the supporting plates (10), and the top ends of the springs (7) are connected with the lower surface of the vibration plate (11); a vibration motor (8) is fixed on the upper surface of the vibration plate (11), and a filter box is placed on the vibration plate (11).

4. The crushed material screening device of the waste circuit boards as claimed in claim 3, wherein the vibration plate (11) is provided with a rectangular opening at the front middle part of the upper surface, and the vibration motor (8) is fixed at one side of the rectangular opening.

5. The broken waste circuit board material screening device according to claim 4, wherein the filter tank (12) comprises a frame (121) and a bearing plate (123); the frame (121) is a rectangular metal frame, and a second screen (122) is arranged in the rectangular frame; the two bearing plates (123) are respectively fixed on the left side and the right side of the frame (121).

6. The screening apparatus for broken materials of waste circuit boards as claimed in claim 5, wherein the vibrating plate (11) is hinged with two rotating rods (14) on the front side wall, and the two rotating rods (14) are respectively located at the left and right sides of the rectangular opening of the vibrating plate (11).

7. The crushed waste circuit board screening apparatus according to claim 6, wherein a stopper plate (124) is fixed to both left and right sides of a front side wall of the rectangular frame (121).

8. The screening device for the broken materials of the waste circuit boards as claimed in claim 7, wherein the baffle plate (44) is fixed on the lower surface of the upper layer screen plate (41) at the right side of the lower layer screen plate (42) of the filter screen (4).

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