CN107822349B - A dustproof support body for laying abandonment circuit board - Google Patents
A dustproof support body for laying abandonment circuit board Download PDFInfo
- Publication number
- CN107822349B CN107822349B CN201711372191.4A CN201711372191A CN107822349B CN 107822349 B CN107822349 B CN 107822349B CN 201711372191 A CN201711372191 A CN 201711372191A CN 107822349 B CN107822349 B CN 107822349B
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- Prior art keywords
- circuit board
- waste circuit
- dust
- plate
- pressing
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- 238000003825 pressing Methods 0.000 claims abstract description 77
- 239000002699 waste material Substances 0.000 claims abstract description 65
- 239000000428 dust Substances 0.000 claims description 17
- 230000005484 gravity Effects 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims 1
- 238000003756 stirring Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 238000004064 recycling Methods 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000007885 magnetic separation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B81/00—Cabinets or racks specially adapted for other particular purposes, e.g. for storing guns or skis
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B47/00—Cabinets, racks or shelf units, characterised by features related to dismountability or building-up from elements
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B96/00—Details of cabinets, racks or shelf units not covered by a single one of groups A47B43/00 - A47B95/00; General details of furniture
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B2220/00—General furniture construction, e.g. fittings
- A47B2220/0091—Electronic or electric devices
Landscapes
- Cleaning In General (AREA)
- Refuse Receptacles (AREA)
Abstract
The utility model belongs to the technical field of placement device structures, and particularly relates to a dustproof frame body for placing a waste circuit board, which comprises a frame body bottom plate, a placement unit and a fastening unit, wherein the placement unit is arranged on the frame body bottom plate and used for limiting and supporting the waste circuit board, the fastening unit is arranged on the fixing unit and used for pressing the waste circuit board downwards, and the dustproof unit is further arranged on the frame body bottom plate and used for shielding and dustproof operation on the waste circuit board. According to the utility model, the purpose of effectively placing the waste circuit board is achieved by arranging the placing unit, the fastening unit and the dustproof unit on the bottom plate of the frame body. The utility model has the advantages of convenient and quick taking and placing operation, high placement stability and good dustproof effect of the waste circuit board.
Description
Technical Field
The utility model belongs to the technical field of placement device structures, and particularly relates to a dustproof frame body for placing a waste circuit board.
Background
The recycling of the waste circuit board means that the waste circuit board is subjected to harmless and recycling treatment, so that the damage influence degree of the waste circuit board on the environment is finally reduced, the recycling rate of various substances on the waste circuit board is improved, and the recycling of the metal part has quite high market prospect. In the current industry of recycling waste circuit boards, a large number of waste circuit boards are collected and then are generally piled up and stored, so that the problem of disorder and unordered storage operation of the waste circuit boards is solved, the daily order of workplaces is greatly influenced, and therefore an effective placement frame body is urgently needed in the market for temporarily storing the waste circuit boards.
On the other hand, the existing simple placing frame body is easy to generate a large amount of dust and ash accumulation when the waste circuit board is placed, so that a large amount of impurities are easy to mix in the subsequent metal element extraction process, and finally the difficulty and cost of the extraction operation are improved.
The utility model patent publication No. CN 202540945U and publication No. 2012.11.21 discloses a PCB placing frame, which comprises a frame, wherein at least one pair of bottom rods are arranged at the bottom of the frame, at least one pair of support rods are arranged at the two sides of the frame, a plurality of barrier ribs are arranged on the frame, one or more board placing frames are hung on the barrier ribs, each board placing frame comprises a transverse board and a vertical board, the transverse board and the vertical board are combined to form an L shape, and clamping grooves for isolating the PCB are formed in the transverse board and the vertical board. The heat conducting holes are formed in the horizontal inserting plate and the vertical inserting plate, the rollers are arranged on the bottom rods, and 20-30 clamping grooves are formed in the horizontal inserting plate and the vertical inserting plate.
However, the placement frame in the patent of the utility model has the problems of poor placement stability and complicated taking and placing operations.
Disclosure of Invention
The utility model aims to provide a dustproof frame body for placing a waste circuit board, which can achieve the aim of effectively placing the waste circuit board by arranging a placing unit, a fastening unit and a dustproof unit on a bottom plate of the frame body. The utility model has the advantages of convenient and quick taking and placing operation, high placement stability and good dustproof effect of the waste circuit board.
The utility model adopts the technical proposal that: the utility model provides a dustproof support body for laying abandonment circuit board, includes the support body bottom plate, still including setting up on the support body bottom plate and be used for spacing support the unit of laying of abandonment circuit board, and set up on the fixed unit and be used for compressing tightly downwards the fastening unit of abandonment circuit board, still be equipped with on the support body bottom plate and be used for right the dustproof unit that shelters from dustproof operation is carried out to abandonment circuit board, dustproof unit is including setting up the erection column of one side position department on the support body bottom plate, set up the dust guard on the erection column, set up on the dust guard upper surface and be used for accomodating the holding tank of dust, and cup joint the setting is in order to be used for in through the magnetic attraction mode on the erection column the spacing ring of dust guard is in the articulated apron that is used for the closing cap dust on the side of erection column that is close to, spacing ring upper surface with be equipped with on the dust guard lower surface and be used for fastening ring magnet.
The further preferable technical scheme is as follows: the placement unit comprises limit columns, first support columns and second support columns which are respectively arranged on two sides of the waste circuit board; the fastening unit comprises a pressing part which is arranged on the limiting column and the first supporting column and is used for pressing down the waste circuit board in a magnetic attraction mode, a heavy pressing part which is arranged on the second supporting column and is used for pressing down the waste circuit board in a gravity pressing mode, and a linkage part which is arranged on the first supporting column and is used for opening the pressing part and the heavy pressing part when the waste circuit board is taken out in a poking mode of the heavy pressing part.
The further preferable technical scheme is as follows: the compressing part comprises a sliding ring sleeved on the limiting column, an electromagnet arranged on the upper end face of the first supporting column, and a compressing plate arranged on the sliding ring and used for compressing the waste circuit board downwards in a mutual magnetic attraction mode with the electromagnet.
The further preferable technical scheme is as follows: the upper end face of the limit post is provided with a top plate, a tension spring for lifting the sliding ring upwards is arranged between the top plate and the sliding ring, and the tension spring is sleeved on the limit post.
The further preferable technical scheme is as follows: the sliding ring is provided with a balance block on one side different from the side provided with the pressing plate, the inner ring surface of the sliding ring is provided with a ball used for rolling on the outer ring surface of the limiting column, and the ball is clamped and arranged in the ball groove.
The further preferable technical scheme is as follows: the lower surface of the side, far away from the sliding ring, of the pressing plate is provided with a permanent magnet used for attracting and attaching on the electromagnet, and the electromagnet is connected with a storage battery arranged on the upper end face of the first support column in an electrified mode.
The further preferable technical scheme is as follows: the heavy pressing part comprises a mounting round groove arranged on the upper end face of the second supporting column, a base arranged in the mounting round groove, a hinging seat arranged on the base, and a heavy pressing plate with one end hinged on the hinging seat.
The further preferable technical scheme is as follows: the linkage part comprises a rotating frame arranged on the upper end face of the first support column, a rotating plate hinged to the rotating frame, a conductive block hinged to the inner side end of the rotating frame and used for installing an electromagnet wire, and an electrode tension spring arranged on the storage battery and used for being electrified and communicated with the electromagnet in a mode of pulling down the conductive block, wherein the electrode tension spring is sleeved with a protruding electrode of the storage battery.
The further preferable technical scheme is as follows: and one side of the rotating plate, which is different from the side provided with the conductive block, is provided with a pressing groove which is used for opening the pressing part and the heavy pressing part in a linkage way through tilting the heavy pressing plate and disconnecting the electromagnet circuit mode when the waste circuit board is taken out.
The further preferable technical scheme is as follows: the connecting column used for connecting the installation wires is arranged on the conductive block, and a winding connection opening is arranged on the connecting column.
According to the utility model, the purpose of effectively placing the waste circuit board is achieved by arranging the placing unit, the fastening unit and the dustproof unit on the bottom plate of the frame body. The utility model has the advantages of convenient and quick taking and placing operation, high placement stability and good dustproof effect of the waste circuit board.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic structural view of a dust-proof unit in the present utility model.
Fig. 3 is a schematic view showing the position structure of the placement unit in the present utility model.
Fig. 4 is a schematic view of the position structure of the sliding ring in the present utility model.
FIG. 5 is a schematic diagram of the positions of an electromagnet and a permanent magnet according to the present utility model.
Fig. 6 is a schematic view of a position structure of a linkage part in the present utility model.
Fig. 7 is a schematic view of the position structure of the heavy pressing portion in the present utility model.
Detailed Description
The following description is of the preferred embodiments of the utility model and is not intended to limit the scope of the utility model.
Examples: as shown in fig. 1, 2, 3, 4, 5, 6 and fig. 7, a dust-proof rack for placing waste circuit boards comprises a rack base plate 1, a placing unit 3 arranged on the rack base plate 1 and used for limiting and supporting the waste circuit boards 2, and a fastening unit 4 arranged on the fixing unit 3 and used for pressing down the waste circuit boards 2, wherein the rack base plate 1 is further provided with a dust-proof unit 5 used for shielding dust-proof operation on the waste circuit boards 2, the dust-proof unit 5 comprises a mounting column 501 arranged at one side position on the rack base plate 1, a dust-proof plate 502 arranged on the mounting column 501, a containing groove 503 arranged on the upper surface of the dust-proof plate 502, and a limiting ring 504 sleeved on the mounting column 501 and used for fastening the dust-proof plate 502 on the mounting column 501 in a magnetic attraction mode, a cover plate 505 used for covering dust and hinged on the side surface of the containing groove 503 close to the mounting column 501, and a magnet ring-shaped fastening ring 506 are arranged on the upper surface and the lower surface of the limiting ring 502.
In this embodiment, the waste circuit boards 2 are vertically placed in the placement unit 3 after being aligned and stacked, and the fastening unit 4 is pressed downwards to ensure basic placement stability, so as to avoid the problem that the waste circuit boards 2 accidentally drop.
On the other hand, the dust-proof unit 5 has the following advantages:
firstly, the dustproof plate 502 is inserted into the mounting column 501 and magnetically attracted to the limiting ring 504, and both are movably connected, so that the whole dustproof plate 502 is convenient to assemble and disassemble;
secondly, the accommodating groove 503 is used for accommodating dust after dust is scanned in a long-term dust-proof operation, so that the dust-proof plate 502 does not need to be frequently removed to remove dust, and dust is not blown off, wherein the cover plate 505 is lapped on the other side edge of the accommodating groove 503 to cover the accommodating groove 503, and the problem that dust is blown up by wind is further avoided;
thirdly, the ring magnet 506 is embedded in the peripheral position of the insertion slot hole on the lower surface of the dust-proof plate 502, so as to attract the ring magnet 506 on the limiting ring 504, so that the dust-proof plate 502 has the dual fixing function of inserting and magnetically attracting the mounting post 501 and then limiting, the stress area of the connecting part of the two is increased, the mounting strength of the dust-proof plate 502 is ensured, and the problem of easy falling is avoided;
fourth, the limiting ring 504 is a square hole ring, so that the inner side surface of the limiting ring after being attracted to the dust-proof plate 502 also becomes a stressed effective part, so that the shaking strength of the dust-proof plate 502 is prevented from being fully applied to the plugging part of the mounting post 501, the use strength of the dust-proof plate 502 is ensured, and the limiting ring 504 performs downward magnetic separation operation when the dust-proof plate 502 is removed, so that the dust-proof plate 502 is convenient to drop from the mounting post 501 and remove.
The placement unit 3 comprises limit posts 301, first support posts 302 and second support posts 303 which are respectively arranged on two sides of the waste circuit board 2; the fastening unit 4 includes a pressing portion 401 provided on the limit post 301 and the first support post 302 and used for pressing down the waste circuit board 2 by a magnetic attraction manner, a weight pressing portion 402 provided on the second support post 303 and used for pressing down the waste circuit board 2 by a gravity pressing manner, and a linkage portion 403 provided on the first support post 302 and used for opening the pressing portion 401 and the weight pressing portion 402 when the waste circuit board 2 is taken out by a toggle manner of the weight pressing portion 402.
In this embodiment, the waste circuit board 2 is stacked and then leaned against the first support column 302 and the second support column 303, the lower end of the waste circuit board is abutted against the limit column 301, so as to ensure the placement stability of a large number of waste circuit boards 2, and the pressing portion 401 and the heavy pressing portion 402 are used for pressing the waste circuit boards 2 downwards to avoid the problem that the waste circuit boards fall and are scattered.
The pressing part 401 comprises a sliding ring 401a sleeved on the limit post 301, an electromagnet 401b arranged on the upper end surface of the first support post 302, and a pressing plate 401c arranged on the sliding ring 401a and used for pressing the waste circuit board 2 downwards in a mutual magnetic attraction mode with the electromagnet 401 b. A top plate 401d is arranged on the upper end surface of the limit post 301, a tension spring 401e for lifting the sliding ring 401a upwards is arranged between the top plate 401d and the sliding ring 401a, and the tension spring 401e is sleeved on the limit post 301. The sliding ring 401a is provided with a balance weight 401f on one side different from the side provided with the pressing plate 401c, the inner annular surface of the sliding ring 401a is provided with a ball 401g used for rolling on the outer annular surface of the limit column 301, and the ball 401g is arranged in a ball groove in a clamping way. The lower surface of the pressing plate 401c, which is far from the side of the sliding ring 401a, is provided with a permanent magnet 401h for attracting and attaching to the electromagnet 401b, and the electromagnet 401b is electrically connected with a storage battery 401i arranged on the upper end surface of the first support column 302.
In this embodiment, the usage of the pressing portion 401 is as follows:
firstly, when the pressing part 401 is idle, the electromagnet 401b is not electrified, and the iron core part of the electromagnet 401b is non-metal and is only used for fixedly winding an electromagnet coil, at the moment, the pressing plate 401c is pulled up to a high position by the tension spring 401e, so that the placing operation of the waste circuit board 2 is facilitated;
secondly, after the waste circuit board 2 is placed, the electromagnet 401b and the storage battery 401i are controlled to be communicated, so that the electromagnet 401b generates a magnetic field which is mutually attracted with the permanent magnet 401h, the permanent magnet 401h is connected with the pressing plate 401c to move downwards, and finally the waste circuit board 2 is pressed, and the pressing operation is completed;
thirdly, when the waste circuit board 2 needs to be taken out, the circuit of the electromagnet 401b is disconnected, and the pressing plate 401c returns to the high position.
The pressing portion 401 thus has the following advantages:
firstly, the pressing plate 401c adopts magnetic force as a pressing driving force, so that the switch is flexible and the strength is enough;
secondly, the balls 401g are configured to ensure stable up-down sliding motion of the sliding ring 401a, so as to avoid the problem that the sliding ring 401a is blocked on the limiting post 301;
thirdly, the tension spring 401e is used for ensuring that the pressing part 401 has the advantage of lifting the waste circuit board 2 to be placed when being idle, so that unnecessary opening operation during placement is omitted.
The weight part 402 includes a mounting circular groove 402a provided on the upper end surface of the second supporting column 303, a base 402b provided in the mounting circular groove 402a, a hinge base 402c provided on the base 402b, and a weight plate 402d having one end hinge-coupled to the hinge base 402 c.
In this embodiment, the weight 402 has the following advantages:
first, the heavy pressing plate 402d is pressed down by gravity, which has the advantage of durable and effective pressing effect;
second, the heavy pressing plate 402d can be hinged vertically and horizontally, so as to enlarge the effective heavy pressing range.
The linkage part 403 comprises a rotating frame 403a arranged on the upper end face of the first support column 302, a rotating plate 403b hinged on the rotating frame 403a, a conductive block 403c hinged on the inner side end of the rotating frame 403a and used for installing the lead of the electromagnet 401b, and an electrode tension spring 403d arranged on the storage battery 401i and used for being communicated with the electromagnet 401b in a power-on manner by pulling down the conductive block 403c, wherein the electrode tension spring 403d is sleeved with one protruding electrode of the storage battery 401 i. The rotating plate 403b is provided with a pressing groove 403e on a side different from the side provided with the conductive block 403c, which is used for opening the pressing part 401 and the pressing part 402 in a linkage manner when the waste circuit board 2 is taken out by tilting the pressing plate 402d and breaking the circuit of the electromagnet 401 b.
In this embodiment, the linkage 403 has two modes of operation:
firstly, the linkage part 403 is used for being electrified and communicated with the electromagnet 401b in the supporting and pressing process, at the moment, the conductive block 403c is pulled down by the electrode tension spring 403d and is propped against one electrode of the storage battery 401i, so that the smoothness of the whole circuit is ensured, at the moment, the heavy pressing part 402 should be rotationally pressed on the waste circuit board 2, and the whole pressing operation is completed in cooperation with the pressing part 401;
secondly, when the waste circuit board 2 needs to be removed, the heavy pressing plate 402d is lifted and rotated and is put on the pressing groove 403e at the corresponding position, at this time, the conductive block 403c is lifted away from the storage battery 401i, the pressing portion 401 loses magnetic force and is lifted to the position to be pressed, and the whole fastening unit 4 is opened, so that the taking and placing operation of the waste circuit board 2 is facilitated, and therefore, the linkage portion 403 has the dual advantages of high effectiveness of power on communication and flexible control and disconnection.
The conductive block 403c is provided with a connection post 403f for connecting the mounting wire, and the connection post 403f is provided with a winding connection opening.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited to the above embodiments, and various modifications may be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model. These are all non-inventive modifications which are intended to be protected by the patent laws within the scope of the appended claims.
Claims (5)
1. A dustproof support body for laying abandonment circuit board, includes support body bottom plate (1), its characterized in that: the dust-proof device also comprises a placing unit (3) which is arranged on the bottom plate (1) of the frame body and used for limiting and supporting the waste circuit board (2), and a fastening unit (4) which is arranged on the placing unit (3) and used for pressing down the waste circuit board (2), wherein the bottom plate (1) of the frame body is also provided with a dust-proof unit (5) which is used for shielding dust-proof operation on the waste circuit board (2), the dust-proof unit (5) comprises a mounting column (501) which is arranged at one side position on the bottom plate (1) of the frame body, a dust-proof plate (502) which is arranged on the mounting column (501), a containing groove (503) which is arranged on the upper surface of the dust-proof plate (502) and used for containing dust, and a limiting ring (504) which is sleeved on the mounting column (501) and used for fastening and connecting the dust-proof plate (502) in a magnetic attraction mode, a cover plate (505) which is used for sealing dust is hinged on the side surface of the containing groove (503) close to the mounting column (501), and the upper surface of the limiting ring (506) is provided with a magnet (506),
the placement unit (3) comprises limit posts (301), first support posts (302) and second support posts (303) which are respectively arranged on two sides of the waste circuit board (2); the fastening unit (4) comprises a pressing part (401) which is arranged on the limit column (301) and the first support column (302) and is used for pressing down the waste circuit board (2) in a magnetic attraction mode, a heavy pressing part (402) which is arranged on the second support column (303) and is used for pressing down the waste circuit board (2) in a gravity pressing mode, and a linkage part (403) which is arranged on the first support column (302) and is used for opening the pressing part (401) and the heavy pressing part (402) when the waste circuit board (2) is taken out in a stirring mode of the heavy pressing part (402),
the compressing part (401) comprises a sliding ring (401 a) sleeved on the limit column (301), an electromagnet (401 b) arranged on the upper end surface of the first support column (302), and a compressing plate (401 c) arranged on the sliding ring (401 a) and used for compressing the waste circuit board (2) downwards in a mutual magnetic attraction mode with the electromagnet (401 b),
a top plate (401 d) is arranged on the upper end surface of the limit post (301), a tension spring (401 e) for lifting the sliding ring (401 a) upwards is arranged between the top plate (401 d) and the sliding ring (401 a), the tension spring (401 e) is sleeved on the limit post (301),
a balance weight (401 f) is arranged on one side of the sliding ring (401 a) which is different from the side provided with the pressing plate (401 c), a ball (401 g) used for rolling on the outer ring surface of the limit column (301) is arranged on the inner ring surface of the sliding ring (401 a), the ball (401 g) is clamped and arranged in a ball groove,
the pressing plate (401 c) is far away from the lower surface of one side of the sliding ring (401 a), a permanent magnet (401 h) used for attracting and attaching on the electromagnet (401 b) is arranged on the lower surface of one side of the sliding ring, and the electromagnet (401 b) is electrically connected with a storage battery (401 i) arranged on the upper end face of the first support column (302).
2. The dust-proof housing for housing waste circuit boards of claim 1, wherein: the heavy pressing part (402) comprises a mounting circular groove (402 a) arranged on the upper end face of the second support column (303), a base (402 b) arranged in the mounting circular groove (402 a), a hinging seat (402 c) arranged on the base (402 b), and a heavy pressing plate (402 d) with one end hinged on the hinging seat (402 c).
3. The dust-proof housing for housing waste circuit boards of claim 2, wherein: the linkage part (403) comprises a rotating frame (403 a) arranged on the upper end face of the first support column (302), a rotating plate (403 b) hinged on the rotating frame (403 a), a conductive block (403 c) hinged on the inner side end of the rotating frame (403 a) and used for installing a lead of the electromagnet (401 b), and an electrode tension spring (403 d) arranged on the storage battery (401 i) and used for being communicated with the electromagnet (401 b) in a power-on manner by pulling down the conductive block (403 c), wherein the electrode tension spring (403 d) is sleeved with one protruding electrode of the storage battery (401 i).
4. A dust holder for housing a waste circuit board as set forth in claim 3, wherein: and a pressing groove (403 e) which is used for opening the pressing part (401) and the heavy pressing part (402) in a linkage way when the waste circuit board (2) is taken out by tilting the heavy pressing plate (402 d) and disconnecting the circuit mode of the electromagnet (401 b) is arranged on one side of the rotating plate (403 b) which is different from the side on which the conductive block (403 c) is arranged.
5. A dust holder for housing a waste circuit board as set forth in claim 3, wherein: the conductive block (403 c) is provided with a connecting column (403 f) for connecting the mounting wires, and the connecting column (403 f) is provided with a winding connection opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711372191.4A CN107822349B (en) | 2017-12-19 | 2017-12-19 | A dustproof support body for laying abandonment circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711372191.4A CN107822349B (en) | 2017-12-19 | 2017-12-19 | A dustproof support body for laying abandonment circuit board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107822349A CN107822349A (en) | 2018-03-23 |
| CN107822349B true CN107822349B (en) | 2023-11-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711372191.4A Active CN107822349B (en) | 2017-12-19 | 2017-12-19 | A dustproof support body for laying abandonment circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107822349B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108905837B (en) * | 2018-07-18 | 2020-07-31 | 广德县宏程纸业有限公司 | A raw material mixer for napkin paper manufacturing |
| CN111407084A (en) * | 2020-04-01 | 2020-07-14 | 南京天稻智慧教育科技研究院有限公司 | Wisdom desk |
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| CN107822349A (en) | 2018-03-23 |
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