CN216573291U - Sieving mechanism for pitch - Google Patents
Sieving mechanism for pitch Download PDFInfo
- Publication number
- CN216573291U CN216573291U CN202122719638.9U CN202122719638U CN216573291U CN 216573291 U CN216573291 U CN 216573291U CN 202122719638 U CN202122719638 U CN 202122719638U CN 216573291 U CN216573291 U CN 216573291U
- Authority
- CN
- China
- Prior art keywords
- screening
- rigid coupling
- damping
- wall
- baffle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007873 sieving Methods 0.000 title claims description 3
- 238000012216 screening Methods 0.000 claims abstract description 91
- 238000013016 damping Methods 0.000 claims abstract description 49
- 239000000428 dust Substances 0.000 claims abstract description 21
- 239000010426 asphalt Substances 0.000 claims abstract description 20
- 230000008878 coupling Effects 0.000 claims abstract description 18
- 238000010168 coupling process Methods 0.000 claims abstract description 18
- 238000005859 coupling reaction Methods 0.000 claims abstract description 18
- 239000004744 fabric Substances 0.000 claims abstract description 13
- 238000003860 storage Methods 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims description 10
- 239000010865 sewage Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 7
- 239000002245 particle Substances 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 7
- 239000011707 mineral Substances 0.000 description 7
- 238000005192 partition Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 239000011384 asphalt concrete Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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Abstract
The utility model provides a screening device for asphalt, and relates to the technical field of asphalt production. Including the screening case, screening roof portion is equipped with the feeder hopper, the screening incasement is equipped with the screen cloth, the one end rigid coupling that the screen cloth is close to the feeder hopper has connecting plate, other end downward sloping and articulates there is the baffle, the connecting plate is connected with vibrating device, the screening incasement is equipped with crushing roller, crushing roller sets up the one side that is close to the baffle at the screen cloth, crushing roller's broken size and the screening size phase-match of screen cloth, be equipped with storage chamber and dust collecting chamber between the baffle, between baffle and the screening incasement wall, screening bottom of the case portion is equipped with vibration damping mount. The utility model can carry out classified screening and crushing on the aggregates, directly obtain the aggregate particles with uniform sizes, effectively prevent the screen mesh from being blocked, improve the screening efficiency, simultaneously ensure that the whole screening box is not influenced by the vibration of the screen mesh, collect the dust in the screening process and effectively improve the working environment.
Description
Technical Field
The utility model provides a screening device for asphalt, and relates to the technical field of asphalt production.
Background
Asphalt concrete, commonly known as asphalt concrete, is a mixture of mineral aggregate, crushed stone or crushed gravel, stone chips or sand, mineral powder, etc. which are artificially selected and made into a certain gradation, and a certain proportion of road asphalt material, and the mixture is mixed under strictly controlled conditions. The aggregate plays a role of a skeleton or filling in concrete, generally consists of several mineral materials with different diameters and sizes, and the proportions of the mineral materials are different according to different requirements of customers, so that the mineral materials with different specifications are separated firstly, and then the separated mineral materials can be weighed and proportioned by using a weighing device. The existing aggregate screening device has simpler screening conditions, mineral material particles with different diameters are separated only by the screen, the screened aggregates with the same grade still have the phenomenon of uneven size, and the separated large-particle aggregates can be recycled by manual recovery treatment, so that the time is consumed, and the efficiency is lower; the screen cloth takes place to block up easily and produces a large amount of raise dusts in the screening process, not only leads to the screening inefficiency still can cause the pollution to the environment.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a screening device for asphalt, which can be used for grading and screening asphalt aggregates, ensures that the screened aggregates are uniform in size, can prevent a screen mesh from being blocked, effectively improves screening efficiency, can collect and treat dust in a screening process, and improves working environment.
The utility model provides a screening device for asphalt, which comprises a screening box, wherein the top of the screening box is provided with a feed hopper, a screen is arranged in the screening box, one end of the screen close to the feed hopper is fixedly connected with a connecting plate, the other end of the screen is downwards inclined and hinged with a partition plate, the connecting plate is connected with a vibrating device, the vibrating device comprises a round shaft, one end of the round shaft is fixedly connected with the connecting plate, the other end of the round shaft penetrates through the side wall of the screening box and is connected with a transverse plate, the transverse plate is fixedly connected with a supporting spring, one end of the supporting spring, far away from the transverse plate, is fixedly connected with a fixed plate, the fixed plate is fixedly connected with the outer wall of the screening box, one side of the transverse plate, far away from the supporting spring, is fixedly connected with a sleeve, a jacking block is slidably connected in the sleeve, the jacking block is hinged with a connecting rod, one end of the connecting rod, far away from the jacking block, is hinged with a cam, the cam is arranged on two sides of the connecting rod and is fixedly connected with a rotating shaft, the rotating shaft is rotatably connected with the side wall of the screening box through the fixed block, the pivot rigid coupling has the motor, the screening incasement is equipped with crushing roller, crushing roller sets up the one side that is close to the baffle at the screen cloth, crushing roller's broken size and the screening size phase-match of screen cloth, be equipped with storage cavity and dust collecting cavity between the baffle, between baffle and the screening incasement wall, screening bottom of the case portion is equipped with vibration damping mount.
Damping mount both sides inner wall all opens the shock attenuation groove, the equal rigid coupling of screening case both sides lateral wall has the lug that matches with the shock attenuation groove, the lug all is equipped with damping spring two from top to bottom, the equal rigid coupling in both ends has the connection piece about damping spring two, the equal rigid coupling in one side that damping spring two was kept away from to the connection piece has damping spring one, damping spring one respectively with lug upper and lower surface, damping groove upper and lower inner wall rigid coupling, be equipped with compressed air bag and damping spring three between damping groove lateral wall and the lug lateral wall in turn.
Dampers are arranged in the damping spring I and the damping spring II.
The screening size of screen cloth reduces from last to down in proper order.
The top edge of the partition board is hinged with the screen, and the other three edges of the partition board are fixedly connected with the inner wall of the screening box.
A bracket is arranged in the dust collection cavity, and a fan is fixedly connected to the bracket.
The dust collection cavity is communicated with a sewage discharge outlet, and the storage cavity is communicated with a discharge outlet.
The side wall of the screening box is provided with a through hole matched with the circular shaft.
The utility model has the beneficial effects that:
the utility model provides a screening device for asphalt, which can carry out classified screening and crushing on aggregates by arranging a multistage screen and a crushing roller, directly obtain aggregate particles with uniform sizes and has high screening efficiency; through the arrangement of the vibrating device, the screen can vibrate in the screening process, the screen is effectively prevented from being blocked, and the screening efficiency is improved; through the arrangement of the damping base, the whole screening box can be prevented from being influenced by the vibration of the screen, other parts are prevented from loosening due to vibration, and the service life of the screening box is prolonged; through the setting of dust collection box, can collect the dust in the screening process, reduce the production of raise dust, effectively improve operational environment.
Drawings
Fig. 1 is a schematic view of the overall structure of a screening apparatus for asphalt according to the present invention.
Fig. 2 is a schematic structural view of a vibration device of the screening device for asphalt according to the present invention.
Fig. 3 is a schematic structural view of a position a of the screening apparatus for asphalt according to the present invention.
(1, a feed hopper; 2, a vibrating device; 3, a connecting plate; 4, a bracket; 5, a damping base; 6, a sewage draining outlet; 7, a discharging outlet; 8, a partition board; 9, a material storage cavity; 10, a crushing roller; 11, a screen, 12, a screening box; 13, a transverse plate; 14, a through hole; 15, a sleeve; 16, a fixed block; 17, a rotating shaft; 18, a cam; 19, a motor; 20, a connecting rod; 21, a top block; 22, a supporting spring; 23, a fixed plate; 24, a damping spring I; 25, a damping spring II; 26, a connecting piece; 27, a lug; 28, a damping spring III; 29, a compression air bag; 30, a dust collection cavity)
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1 to 3, the utility model provides a screening device for asphalt, which comprises a screening box 12, wherein a feed hopper 1 is arranged at the top of the screening box 12, a screen 11 is arranged in the screening box 12, one end of the screen 11 close to the feed hopper 1 is fixedly connected with a connecting plate 3, the other end of the screen 11 inclines downwards and is hinged with a baffle plate 8, the connecting plate 3 is connected with a vibrating device 2, the vibrating device 2 comprises a round shaft, one end of the round shaft is fixedly connected with the connecting plate 3, the other end of the round shaft penetrates through the side wall of the screening box 12 and is connected with a transverse plate 13, the transverse plate 13 is fixedly connected with a supporting spring 22, one end of the supporting spring 22 far away from the transverse plate 13 is fixedly connected with a fixing plate 23, the fixing plate 23 is fixedly connected with the outer wall of the screening box 12, one side of the transverse plate 13 far away from the supporting spring 22 is fixedly connected with a sleeve 15, a top block 21 is slidably connected with the sleeve 15, and the top block 21 is hinged with a connecting rod 20, one end that kicking block 21 was kept away from to connecting rod 20 articulates there is cam 18, cam 18 sets up and has pivot 17 in connecting rod 20 both sides and rigid coupling, pivot 17 rotates with screening case 12 lateral wall through being equipped with fixed block 16 to be connected, pivot 17 rigid coupling has motor 19, be equipped with crushing roller 10 in the screening case 12, crushing roller 10 sets up the one side that is close to baffle 8 at screen cloth 11, crushing size of crushing roller 10 and screen cloth 11's screening size phase-match, be equipped with storage chamber 9 and dust collecting chamber 30 between the baffle 8, between baffle 8 and the screening case 12 inner wall, screening case 12 bottom is equipped with vibration damping mount 5.
According to the utility model, damping grooves are formed in the inner walls of two sides of the damping base 5, the side walls of two sides of the screening box 12 are fixedly connected with lugs 27 matched with the damping grooves, damping springs II 25 are arranged above and below the lugs 27, connecting pieces 26 are fixedly connected at the upper ends and the lower ends of the damping springs II 25, damping springs I24 are fixedly connected on one sides of the connecting pieces 26 far away from the damping springs II 25, the damping springs I24 are fixedly connected with the upper surface and the lower surface of the lugs 27 and the upper inner wall and the lower inner wall of the damping grooves respectively, and compression air bags 29 and damping springs III 28 are alternately arranged between the side walls of the damping grooves and the side walls of the lugs 27.
Dampers are arranged in the damping spring I24 and the damping spring II 25.
The screening size of the screen mesh 11 is reduced from top to bottom in sequence.
In the utility model, the top edge of the clapboard 8 is hinged with the screen mesh 11, and the other three edges are fixedly connected with the inner wall of the screening box 12.
In the utility model, a bracket 4 is arranged in the dust collection cavity 30, and a fan is fixedly connected to the bracket 4.
In the utility model, the dust collection cavity 30 is communicated with a sewage discharge outlet 6, and the material storage cavity 9 is communicated with a discharge outlet 7.
In the utility model, the side wall of the screening box 12 is provided with a through hole 14 matched with the circular shaft.
The working principle is as follows: when the aggregate crusher is used, aggregates are put into the screening box 12 through the feeding hopper 1, the aggregates are sequentially filtered and screened through the layer-by-layer screen 11, the aggregates blocked by the screen 11 fall onto the corresponding crushing roller 10, and the aggregates are crushed by the crushing roller 10 to form particles with uniform sizes and diameters and then fall into the material storage cavity 9.
In the screening process, the motor 19 rotates to drive the rotating shaft 17 to rotate, the rotating shaft 17 drives the lug 27 to rotate, the cam 18 drives the connecting rod 20 to move up and down in the sleeve 15, so that the jacking block 21 is pushed to regularly jack against the transverse plate 13, the transverse plate 13 is continuously vibrated under the action of the supporting spring 22, and each screen mesh 11 is driven to continuously vibrate, so that aggregate on the screen mesh 11 is vibrated, the screen mesh 11 can be prevented from being blocked, and the screening efficiency can be improved; the damping spring I24 and the damping spring II 25 buffer longitudinal vibration of the screening box 12, and the damping spring III 28 and the compression air bag 29 can buffer transverse vibration of the screening box 12, so that the vibration of the screen mesh 11 cannot influence the whole screening box 12; the fan on the support 4 can continuously suck dust generated in the screening process into the dust collection cavity 30 and adsorb the dust through water in the dust collection cavity 30, so that dust is reduced, and the working environment is improved.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (8)
1. The utility model provides a sieving mechanism for pitch which characterized in that: including screening case (12), screening case (12) top is equipped with feeder hopper (1), be equipped with screen cloth (11) in screening case (12), the one end rigid coupling that screen cloth (11) are close to feeder hopper (1) has connecting plate (3), other end downward sloping and articulates there is baffle (8), connecting plate (3) are connected with vibrating device (2), vibrating device (2) include the round axle, round axle one end and connecting plate (3) rigid coupling, the other end run through screening case (12) lateral wall and are connected with diaphragm (13), diaphragm (13) rigid coupling has supporting spring (22), the one end rigid coupling that diaphragm (13) were kept away from in supporting spring (22) has fixed plate (23), fixed plate (23) and screening case (12) outer wall rigid coupling, one side rigid coupling that supporting spring (22) were kept away from in diaphragm (13) has sleeve (15), a top block (21) is connected in the sleeve (15) in a sliding way, the top block (21) is hinged with a connecting rod (20), one end of the connecting rod (20) far away from the top block (21) is hinged with a cam (18), the cams (18) are arranged at two sides of the connecting rod (20) and are fixedly connected with a rotating shaft (17), the rotating shaft (17) is rotationally connected with the side wall of the screening box (12) through a fixing block (16), the rotating shaft (17) is fixedly connected with a motor (19), a crushing roller (10) is arranged in the screening box (12), the crushing roller (10) is arranged on one side of the screen (11) close to the clapboard (8), the crushing size of the crushing roller (10) is matched with the screening size of the screen (11), be equipped with storage cavity (9) and dust collecting cavity (30) between baffle (8), between baffle (8) and screening case (12) inner wall, screening case (12) bottom is equipped with vibration damping mount (5).
2. The screening apparatus for asphalt according to claim 1, wherein: damping mount (5) both sides inner wall all opens the damping slot, the equal rigid coupling in screening case (12) both sides lateral wall has lug (27) that match with the damping slot, lug (27) top and bottom all is equipped with damping spring two (25), the equal rigid coupling in both ends has connection piece (26) about damping spring two (25), the equal rigid coupling in one side of keeping away from damping spring two (25) in connection piece (26) has damping spring one (24), damping spring one (24) respectively with lug (27) upper and lower surface, damping slot upper and lower inner wall rigid coupling, be equipped with compress air bag (29) and damping spring three (28) in turn between damping slot lateral wall and lug (27) lateral wall.
3. The screening apparatus for asphalt according to claim 2, wherein: dampers are arranged in the damping spring I (24) and the damping spring II (25).
4. The screening apparatus for asphalt according to claim 1, wherein: the screening size of screen cloth (11) reduces from last to down in proper order.
5. The screening apparatus for asphalt according to claim 1, wherein: the top edge of the clapboard (8) is hinged with the screen (11), and the other three edges are fixedly connected with the inner wall of the screening box (12).
6. The screening apparatus for asphalt according to claim 1, wherein: a support (4) is arranged in the dust collection cavity (30), and a fan is fixedly connected to the support (4).
7. The screening apparatus for asphalt according to claim 1, wherein: the dust collection cavity (30) is communicated with a sewage discharge outlet (6), and the material storage cavity (9) is communicated with a discharge outlet (7).
8. The screening apparatus for asphalt according to claim 1, wherein: the side wall of the screening box (12) is provided with a through hole (14) matched with the circular shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122719638.9U CN216573291U (en) | 2021-11-08 | 2021-11-08 | Sieving mechanism for pitch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122719638.9U CN216573291U (en) | 2021-11-08 | 2021-11-08 | Sieving mechanism for pitch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216573291U true CN216573291U (en) | 2022-05-24 |
Family
ID=81643605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122719638.9U Expired - Fee Related CN216573291U (en) | 2021-11-08 | 2021-11-08 | Sieving mechanism for pitch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216573291U (en) |
-
2021
- 2021-11-08 CN CN202122719638.9U patent/CN216573291U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220524 |