CN220559735U - Screening plant for environmental protection reclaimed sand - Google Patents
Screening plant for environmental protection reclaimed sand Download PDFInfo
- Publication number
- CN220559735U CN220559735U CN202321960373.4U CN202321960373U CN220559735U CN 220559735 U CN220559735 U CN 220559735U CN 202321960373 U CN202321960373 U CN 202321960373U CN 220559735 U CN220559735 U CN 220559735U
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- Prior art keywords
- screening
- fixedly arranged
- roller
- rotating shaft
- pipe
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- 238000012216 screening Methods 0.000 title claims abstract description 78
- 239000004576 sand Substances 0.000 title claims abstract description 51
- 230000007613 environmental effect Effects 0.000 title claims description 4
- 238000004140 cleaning Methods 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 238000001914 filtration Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 4
- 238000007599 discharging Methods 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- 239000011148 porous material Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 210000002489 tectorial membrane Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000011538 cleaning material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000007528 sand casting Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
Abstract
The utility model discloses a screening device for environment-friendly reclaimed sand, which is characterized in that a mounting bracket is rotationally connected with a first rotating shaft and a second rotating shaft which are arranged in parallel, a screening roller is fixedly arranged on the first rotating shaft, a roller shaft is fixedly arranged on the second rotating shaft, a contact pin is circumferentially arranged on the side surface of the roller shaft, a driving motor is fixedly arranged on the mounting bracket, a driving wheel is fixedly arranged at the power output end of the driving motor, driven wheels are fixedly arranged on the first rotating shaft and the second rotating shaft, the driving wheel is in friction fit with the driven wheels, a feeding hopper is arranged on one side of the screening roller, the feeding hopper is fixedly arranged on the mounting bracket, a blanking pipe is fixedly arranged at the bottom of the feeding hopper, one end of the blanking pipe extends into the screening roller, and a collecting bin is fixedly arranged below the screening roller. According to the screening device for the environment-friendly reclaimed sand, disclosed by the utility model, in the rotating process of the screening roller, the pins on the roller shaft can eject sand clamped in the filtering holes of the screening roller, so that the screen is prevented from being blocked, and the screening efficiency is ensured.
Description
Technical Field
The utility model relates to the technical field of reclaimed sand processing equipment, in particular to a screening device for environment-friendly reclaimed sand.
Background
The reclaimed sand is treated in the casting production, so that the used sand with reusable service performance is basically recovered. When sand casting is carried out, 1-7 tons of used sand can be produced per 1 ton of casting. Reclaimed sand is divided into three categories, namely reclaimed sand of a ceramic grinding wheel, reclaimed sand of a resin grinding wheel, reclaimed sand of a rubber grinding wheel and the like. After the production of the reclaimed sand is completed, the reclaimed sand needs to be screened.
In the prior art, as disclosed in chinese patent publication No. CN212732895U, a sand screening device is provided, by arranging a sand baffle outside the sand screening drum, and arranging a cleaning soft brush on the sand baffle, raw sand enters the sand screening drum through the raw sand hopper, the sand screening drum rotates, and surface sand falls on the surface sand discharge conveyor belt through the screen of the sand screening drum and is conveyed to the discharge end of the surface sand discharge conveyor belt. The coarse sand is trapped in the sand screening roller and finally discharged from the coarse sand discharge port. However, the technical scheme has the following defects: when the sand screening roller is in rotary motion, sand can be clung to the screen cloth under the action of centrifugal force, the screen cloth is easy to block, screening efficiency is low, and the cleaning soft brush in the scheme is arranged on the outer side of the sand screening roller and cannot clean the inner wall of the roller.
Disclosure of Invention
The utility model aims to solve the technical problems that the existing sand screening device is easy to block meshes, so that screening efficiency is low. In order to overcome the defects of the prior art, the utility model provides the screening device for the environment-friendly reclaimed sand, and in the rotating process of the screening roller, the contact pin on the roller shaft can eject the sand clamped in the filtering hole of the screening roller, so that the screen is prevented from being blocked, and the screening efficiency is ensured.
To achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides an environment-friendly screening device for reclaimed sand, which comprises a mounting bracket, a first rotating shaft, a screening roller, a second rotating shaft, a roller shaft, a contact pin, a driving motor, a driving wheel, a driven wheel, a feeding hopper, a blanking pipe and a collecting bin.
In the preferred technical scheme of the utility model, a cleaning assembly is further arranged in the screening roller and comprises a supporting rod, a sleeve, a connecting rod, a compression spring and a cleaning brush, wherein one end of the supporting rod is fixedly arranged on the blanking pipe, more than two sleeves are uniformly and fixedly arranged on the supporting rod, one end of the connecting rod is inserted into the sleeve, the connecting rod is connected to the sleeve through the compression spring, and the cleaning brush is fixedly arranged at the other end of the connecting rod.
In the preferred technical scheme of the utility model, the cleaning brush is a hard brush.
In the preferred technical scheme of the utility model, the blanking motor is fixedly arranged on the side wall of the feeding hopper, the third rotating shaft is arranged in the blanking pipe, one end of the third rotating shaft is fixedly arranged at the power output end of the blanking motor, and arc-shaped fan blades are fixedly arranged on the third rotating shaft in the circumferential direction.
In the preferred technical scheme of the utility model, the end part of the blanking pipe is rotationally connected with an L-shaped pipe, the swing motor is fixedly arranged at the top of the blanking pipe, the rotating block is fixedly arranged at the power output end of the swing motor, one end of the transmission rod is hinged with the rotating block, and the other end of the transmission rod is hinged with the side wall of the L-shaped pipe.
The beneficial effects of the utility model are as follows:
according to the screening device for the environment-friendly reclaimed sand, disclosed by the utility model, in the rotating process of the screening roller, the pins on the roller shaft can eject sand clamped in the filtering holes of the screening roller, so that the screen is prevented from being blocked, and the screening efficiency is ensured; the vibrating motor that sets up can drive screening cylinder and take place the vibration to cooperate screening cylinder's rotary motion, make take place mutual friction between the inside sand grain of screening cylinder, push, and then get rid of the tectorial membrane on sand surface, and with the broken thing by filtering Kong Shaichu.
Drawings
FIG. 1 is a schematic diagram of a front view of a screening device for environmentally friendly reclaimed sand according to an embodiment of the present utility model;
FIG. 2 is a top view of FIG. 1
FIG. 3 is an enlarged view of a portion of FIG. 1 at A;
fig. 4 is a sectional view in the direction B-B of fig. 1.
In the figure:
2. a mounting bracket; 3. a first rotating shaft; 4. a screening drum; 5. a second rotating shaft; 6. a roll shaft; 7. a contact pin; 8. a driving motor; 9. a driving wheel; 10. driven wheel; 12. a feed hopper; 13. discharging pipes; 14. a collecting bin; 15. cleaning the assembly; 151. a support rod; 152. a sleeve; 153. a connecting rod; 154. a compression spring; 155. a cleaning brush; 16. a blanking motor; 17. a third rotating shaft; 18. arc-shaped fan blades; 19. an L-shaped tube; 20. a swing motor; 21. a rotating block; 22. a transmission rod.
Detailed Description
The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.
As shown in fig. 1-4, an embodiment provides a screening device for environmental protection reclaimed sand, which comprises a mounting bracket 2, a first rotating shaft 3, screening roller 4, a second rotating shaft 5, a roller shaft 6, a contact pin 7, a driving motor 8, a driving wheel 9, a driven wheel 10, a feeding hopper 12, a blanking pipe 13 and a collecting bin 14, wherein the first rotating shaft 3 and the second rotating shaft 5 which are arranged in parallel are rotationally connected on the mounting bracket 2, the screening roller 4 is fixedly arranged on the first rotating shaft 3, the roller shaft 6 is fixedly arranged on the second rotating shaft 5, the side wall of the roller shaft 6 is mutually abutted with the side wall of the screening roller 4, the contact pin 7 is circumferentially fixedly arranged on the side surface of the roller shaft 6, the driving motor 8 is fixedly arranged on the mounting bracket 2, the driving wheel 9 is fixedly arranged at the power output end of the driving motor 8, the driven wheel 10 is fixedly arranged on the first rotating shaft 3 and the second rotating shaft 5, the driving wheel 9 is in friction fit with the driven wheel 10, the screening roller 4 is fixedly arranged on one side of the mounting bracket 2, the blanking pipe 13 is fixedly arranged at the bottom of the feeding hopper 12, one end of the blanking pipe 13 extends into the screening roller 4, and the collecting bin 14 is fixedly arranged below the screening roller 4. In this embodiment, the screening drum 4 and the feeding hopper 12 are respectively fixed at the left and right ends of the mounting bracket 2, and the first rotating shaft 3 and the second rotating shaft 5 are both obliquely fixed at the inner side of the mounting bracket 2. Screening cylinder 4 slope sets up for the material can be under the action of gravity along the cylinder inside wall downward slide gradually, still evenly has seted up the filtration pore more than two simultaneously on screening cylinder 4's lateral wall to with the material filtration separation of different particle diameters, and contact pin 7 can insert in the filtration pore, will block the big granule material in the filtration pore ejecting, avoid influencing screening efficiency. The driving motor 8 is arranged between the first rotating shaft 3 and the second rotating shaft 5, and the driving motor 8 is used for driving the driving wheel 9 to rotate, and then driving the driven wheel 10 to rotate, so that the screening roller 4 and the roller shaft 6 synchronously rotate reversely. The feeder hopper 12 sets up in screening cylinder 4 side top, and unloading pipe 13 and screening cylinder 4 coaxial arrangement, and unloading pipe 13 one end sets firmly in the bottom of one side of feeder hopper 12, and the other end of unloading pipe 13 stretches into in the screening cylinder 4 to reduce the raise dust and produce. The collecting bin 14 is fixedly arranged on the mounting bracket 2, a partition plate is vertically arranged on the inner side of the collecting bin 14 and divides the collecting bin 14 into a left groove and a right groove, wherein the left groove is used for collecting large-particle materials, and the right groove is used for collecting filtered small-particle materials. In addition, still set firmly vibrating motor on screening cylinder 4's the lateral wall, vibrating motor can drive screening cylinder 4 and take place the vibration to cooperate the rotary motion of screening cylinder 4, make take place mutual friction, push between the inside sand grain of screening cylinder 4, and then detach the tectorial membrane on used sand surface, and will break the thing by filtering Kong Shaichu.
Specifically, the cleaning component 15 is further arranged in the screening drum 4, the cleaning component 15 comprises a supporting rod 151, a sleeve 152, a connecting rod 153, a compression spring 154 and a cleaning brush 155, one end of the supporting rod 151 is fixedly arranged on the blanking pipe 13, more than two sleeves 152 are uniformly and fixedly arranged on the supporting rod 151, one end of the connecting rod 153 is inserted into the sleeves 152, the connecting rod 153 is connected to the sleeves 152 through the compression spring 154, and the cleaning brush 155 is fixedly arranged at the other end of the connecting rod 153. In this embodiment, the cleaning assembly 15 is used for cleaning materials adhered to the inner side wall of the drum, wherein the supporting rod 151 is eccentrically arranged on the inner side of the sieving drum 4, and the supporting rod 151 is arranged parallel to the central axis of the sieving drum 4. The sleeves 152 are vertically and fixedly arranged on the supporting rod 151, compression springs 154 are arranged in each sleeve 152, the compression springs 154 are in a compressed state, and the extending length of the connecting rods 153 can be adjusted in a self-adaptive mode, so that the cleaning brushes 155 are always abutted against the side walls of the screening roller 4.
Specifically, the cleaning brush 155 is a hard brush.
Specifically, the blanking motor 16 is fixedly arranged on the side wall of the feeding hopper 12, the third rotating shaft 17 is arranged in the blanking pipe 13, one end of the third rotating shaft 17 is fixedly arranged at the power output end of the blanking motor 16, and the arc-shaped fan blades 18 are circumferentially fixedly arranged on the third rotating shaft 17. In this embodiment, the discharging motor 16 is used for driving the third rotating shaft 17 to rotate, so that the arc-shaped fan blades 18 synchronously rotate to discharge the material in the feeding hopper 12 at a constant speed, and the material can be prevented from accumulating at the pipe orifice of the discharging pipe 13 to cause pipe blockage.
Specifically, the end of the blanking pipe 13 is rotatably connected with an L-shaped pipe 19, a swing motor 20 is fixedly arranged at the top of the blanking pipe 13, a rotating block 21 is fixedly arranged at the power output end of the swing motor 20, one end of a transmission rod 22 is hinged with the rotating block 21, and the other end of the transmission rod 22 is hinged with the side wall of the L-shaped pipe 19. In this embodiment, one end of the L-shaped tube 19 is rotatably connected to the discharge end of the blanking tube 13, and the other end of the L-shaped tube 19 is disposed obliquely downward. The rotating block 21 is arranged above the L-shaped pipe 19, and the swing motor 20 is used for driving the rotating block 21 to rotate, so that the L-shaped pipe 19 is driven to swing through the transmission rod 22, and uniform distribution is realized.
Working principle: when the novel screening machine is used, raw materials are poured into the feeding hopper 12, then the discharging motor 16 is started, the discharging motor 16 drives the third rotating shaft 17 to rotate, the third rotating shaft 17 rotates to drive the arc-shaped fan blades 18 to rotate, then materials in the feeding hopper 12 are discharged from the discharging pipe 13, at the moment, the swinging motor 20 is started to drive the rotating block 21 to rotate, then the L-shaped pipe 19 is driven to swing back and forth through the transmission rod 22, so that the raw materials are uniformly scattered in the screening drum 4, meanwhile, the driving motor 8 is started, the driving motor 8 drives the driving wheel 9 to rotate, the driving wheel 9 rotates to drive the driven wheel 10 to rotate, the driven wheel 10 rotates to drive the screening drum 4 and the roller shaft 6 to synchronously reversely rotate, small-particle-size particles in the raw materials can be separated from large-particle-size particles in the rotation process of the screening drum 4 and then are stored in the collecting bin 14, meanwhile, the inserting needle 7 ejects the large-particle-size particles clamped in the filtering holes on the screening drum 4, the screening efficiency is prevented from being influenced, and the materials adhered to the side wall of the screening drum 4 are swept down by the sweeping brush 155.
While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the utility model. The utility model is not to be limited by the specific embodiments disclosed herein, and other embodiments are within the scope of the utility model as defined by the claims of the present application.
Claims (5)
1. The utility model provides an environmental protection screening plant for reclaimed sand which characterized in that: including installing support (2), first pivot (3), screening cylinder (4), second pivot (5), roller (6), contact pin (7), driving motor (8), action wheel (9), from driving wheel (10), feeder hopper (12), unloading pipe (13) and collection storehouse (14), rotate on installing support (2) and be connected with two parallel arrangement's first pivot (3) and second pivot (5), screening cylinder (4) have been set firmly on first pivot (3), roller (6) have been set firmly on second pivot (5), and roller (6) lateral wall and screening cylinder (4) lateral wall butt each other, roller (6) side circumference has set firmly contact pin (7), driving motor (8) set firmly on installing support (2), action wheel (9) set firmly in driving motor (8) power take-off end, all set firmly on first pivot (3) and second pivot (5) from driving wheel (10), and friction fit between action wheel (9) and the driven wheel (10), screening cylinder (4) one side is provided with feeder hopper (12), feeding hopper (12) set firmly on installing support (2) bottom (12), and stretch into material pipe (13) in stretching into in one end, a collecting bin (14) is also fixedly arranged below the screening roller (4).
2. The screening device for environmentally friendly reclaimed sand as claimed in claim 1, wherein: still be provided with clearance subassembly (15) in screening cylinder (4), clearance subassembly (15) include bracing piece (151), sleeve pipe (152), connecting rod (153), compression spring (154) and brush cleaner (155), bracing piece (151) one end sets firmly on unloading pipe (13), evenly set firmly sleeve pipe (152) more than two on bracing piece (151), connecting rod (153) one end is pegged graft in sleeve pipe (152), and connecting rod (153) are connected to on sleeve pipe (152) through compression spring (154), and connecting rod (153) other end sets firmly brush cleaner (155).
3. The screening device for environmentally friendly reclaimed sand as claimed in claim 2, wherein: the cleaning brush (155) is a hard brush.
4. The screening device for environmentally friendly reclaimed sand as claimed in claim 1, wherein: the blanking motor (16) is fixedly arranged on the side wall of the feeding hopper (12), the third rotating shaft (17) is arranged in the blanking pipe (13), one end of the third rotating shaft (17) is fixedly arranged at the power output end of the blanking motor (16), and arc-shaped fan blades (18) are circumferentially fixedly arranged on the third rotating shaft (17).
5. The screening device for environmentally friendly reclaimed sand as claimed in claim 1, wherein: the end of the blanking pipe (13) is rotationally connected with an L-shaped pipe (19), a swing motor (20) is fixedly arranged at the top of the blanking pipe (13), a rotating block (21) is fixedly arranged at the power output end of the swing motor (20), one end of a transmission rod (22) is hinged with the rotating block (21), and the other end of the transmission rod (22) is hinged with the side wall of the L-shaped pipe (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321960373.4U CN220559735U (en) | 2023-07-24 | 2023-07-24 | Screening plant for environmental protection reclaimed sand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321960373.4U CN220559735U (en) | 2023-07-24 | 2023-07-24 | Screening plant for environmental protection reclaimed sand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220559735U true CN220559735U (en) | 2024-03-08 |
Family
ID=90100675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321960373.4U Active CN220559735U (en) | 2023-07-24 | 2023-07-24 | Screening plant for environmental protection reclaimed sand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220559735U (en) |
-
2023
- 2023-07-24 CN CN202321960373.4U patent/CN220559735U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |