CN220444057U - Crushing and screening device - Google Patents
Crushing and screening device Download PDFInfo
- Publication number
- CN220444057U CN220444057U CN202321976722.1U CN202321976722U CN220444057U CN 220444057 U CN220444057 U CN 220444057U CN 202321976722 U CN202321976722 U CN 202321976722U CN 220444057 U CN220444057 U CN 220444057U
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- screening
- crushing
- frame
- plate
- pipe
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- 238000012216 screening Methods 0.000 title claims abstract description 78
- 239000000463 material Substances 0.000 claims abstract description 41
- 238000007599 discharging Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 9
- 239000011148 porous material Substances 0.000 abstract description 5
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 8
- 239000002994 raw material Substances 0.000 description 4
- 239000004576 sand Substances 0.000 description 3
- 229910052845 zircon Inorganic materials 0.000 description 3
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- CMOAHYOGLLEOGO-UHFFFAOYSA-N oxozirconium;dihydrochloride Chemical compound Cl.Cl.[Zr]=O CMOAHYOGLLEOGO-UHFFFAOYSA-N 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 239000002006 petroleum coke Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
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- Crushing And Grinding (AREA)
Abstract
The utility model relates to the technical field of crushing and screening devices, and discloses a crushing and screening device which comprises a double-roller crushing device and a screening device arranged below the double-roller crushing device; the screening device comprises a mounting plate, and a movable wheel is arranged on the lower end surface of the mounting plate; the upper end surface of the mounting plate is sequentially and detachably provided with a material collecting frame, a screening frame and a screening cover from bottom to top; the rear of the screening device is provided with a driving device which drives the screening device to move forwards and backwards. The material collecting frame, the screening frame and the screening cover are detachably connected, so that the screening frames with different screen pore diameters can be conveniently replaced according to the actual use requirements; and can dismantle screening frame after using a period, advance to clear up the sieve, avoid the sieve to stop up and influence the efficiency of screening.
Description
Technical Field
The utility model belongs to the technical field of crushing and screening devices, and particularly relates to a crushing and screening device.
Background
The preparation process of zirconia can be classified into two kinds of chemical process (wet process) and electric melting process (dry process) according to the process, wherein zircon sand and coke or petroleum coke are melted by a one-step arc furnace at a high temperature of 2300 ℃ to obtain zirconia. The chemical method is that firstly zircon sand is converted into zirconium oxychloride, and then the zirconium oxychloride is decomposed at high temperature to generate zirconium oxide. In any method, the preparation process involves a crushing and screening process, such as crushing and screening of raw materials for production, or crushing and screening of products after high-temperature roasting.
The Chinese patent of utility model, "zirconia crusher with high crushing efficiency," with publication number of CN212309821U discloses the following contents: the device comprises a shell, a fixed plate, a movable plate, a first motor, a push rod, a spring, a cam, a pressing plate, first crushing teeth, a feed hopper, second crushing teeth, a sieve plate, a crushing cylinder, a crushing roller, crushing teeth, a material receiving frame, a material receiving hopper, a sieve hopper, sieve holes, a material receiving cylinder, a material receiving plate, a fixed cylinder, a second motor, a connecting port, a material returning pipe and an auger. The utility model has reasonable structure, the cam is driven by the first motor to rotate, the cam contacts with the movable plate and presses down the movable plate, the movable plate drives the two push rods to compress the spring sleeved on the push rods in sliding connection with the top of the shell, the push rods drive the pressing plate and the first crushing teeth to press down, the first crushing teeth are meshed with the second crushing teeth on the top of the sieve plate so as to primarily crush the raw materials falling into the feed hopper, the primarily crushed raw materials fall onto the two crushing rollers in the crushing cylinder from the sieve groove, and the two crushing rollers crush and crush the raw materials again through the mutually meshed crushing tanks, so that the crushing efficiency is higher.
However, the replacement of the sieve plates and the sieve hoppers in the above patent is difficult, and the sieve plates with different sieve pore diameters cannot be replaced according to actual use requirements. And if the screening process is blocked, the dredging is difficult.
Therefore, there is a need for a crushing and screening device that solves the above mentioned technical problems.
Disclosure of Invention
The utility model aims to overcome the prior art and provides a crushing and screening device.
In order to achieve the above purpose, the utility model is implemented according to the following technical scheme:
a crushing and screening device comprises a double-roller crushing device and a screening device arranged below the double-roller crushing device; the double-roller crushing device comprises a crushing bin, wherein crushing double rollers are arranged in the crushing bin; the upper end surface of the crushing bin is communicated with a feed pipe A, and the bottom of the crushing bin is communicated with a discharge pipe A; the left side and the right side of the crushing bin are both fixed with supporting frames;
the screening device comprises a mounting plate, and a movable wheel is arranged on the lower end surface of the mounting plate; the upper end surface of the mounting plate is sequentially and detachably provided with a material collecting frame, a screening frame and a screening cover from bottom to top; the aggregate frame and the screening frame are rectangular frame bodies; a guide plate which is obliquely directed to the left and the lower sides is fixedly arranged in the material collecting frame, a material discharging pipe B is arranged on the left side wall of the material collecting frame, and the material discharging pipe B is positioned above the left end of the guide plate; a screen plate which is obliquely directed to the left lower side is fixedly arranged in the screening frame, a discharge pipe C is arranged on the left side wall of the screening frame, and the discharge pipe C is positioned above the left end of the screen plate; sieve holes are uniformly distributed on the sieve plate;
the upper end surface of the screening cover is communicated with a feed pipe B, and the feed pipe B is communicated with a discharge pipe A through a telescopic pipe;
the rear of the screening device is provided with a driving device which drives the screening device to move forwards and backwards.
The twin-roll crushing apparatus of the present utility model is a prior art, and its structure is clear to those skilled in the art and its control manner is known, and will not be described in detail herein.
The material collecting frame is detachably connected with the mounting plate through screws; the material collecting frame is connected with the screening frame flange, and the screening frame is connected with the screening cover flange. The position of the discharge pipe B is matched with the guide plate, so that the material can be discharged from the discharge pipe B after being guided by the guide plate; specifically, the lower end face on the right side of the discharge pipe B is flush with the upper end face on the left end of the guide plate. The position of the discharge pipe C is matched with the sieve plate, so that the material left on the sieve plate can be discharged from the discharge pipe C after the material is sieved by the sieve plate; specifically, the lower end face on the right side of the discharge pipe C is flush with the upper end face on the left end of the sieve plate. Valves are arranged on the discharge pipe C, the discharge pipe B and the discharge pipe A. The telescopic tube is commonly used in the field, the installation mode of the telescopic tube is well known to the person skilled in the art, and specifically, the corrugated telescopic tube can be used. The shape of the support frame is not limited herein, as long as it can support the crushing bin. The deflector and the sieve plate that slope set up are all convenient material discharge.
The material collecting frame, the screening frame and the screening cover are detachably connected, so that the screening frames with different screen pore diameters can be conveniently replaced according to the actual use requirements; and can dismantle screening frame after using a period, advance to clear up the sieve, avoid the sieve to stop up and influence the efficiency of screening.
Preferably, the driving device is a telescopic member; the telescopic piece is fixedly arranged on the supporting frame through the connecting piece.
Preferably, the telescopic piece is one of an air cylinder, a hydraulic cylinder, an electric cylinder and an electric push rod.
Preferably, the rear end face of the mounting plate is detachably connected with a connecting plate A, the center of the connecting plate A is fixedly connected with a connecting plate B through a connecting rod, and the movable end of the expansion piece is detachably provided with a connecting plate C; a plurality of guide posts are fixed on the front end surface of the connecting plate C, the heads of the guide posts penetrate through the connecting plate B, and limit nuts are connected with the heads of the guide posts in a threaded manner; a spring is sleeved on the guide post between the connecting plate B and the connecting plate C.
The shape of the connecting piece is not limited as long as the telescopic piece of the support column can be supported. Specifically, the connecting piece is U-shaped, and the opening is forward; the side plates on the left side and the right side of the connecting piece are detachably connected with the supporting frames on the left side and the right side through screws respectively.
The spring is arranged between the connecting plate B and the connecting plate C, the spring is a compression spring, and the impact force generated by the change of the moving direction can be relieved through the spring in the process of pushing the mounting plate to move back and forth, so that the service life of the telescopic member is prolonged. If the telescopic piece changes the backward movement of the mounting plate into the forward movement, the mounting plate has backward inertia, the inertia causes the spring to shrink, and the spring gives forward elasticity to play a role in reducing impact. After a period of use, the spring can be replaced as needed when its spring force is reduced or the cushioning force is insufficient. The spring has more practical use requirements to select a proper model, and the cushioning effect is mainly achieved.
Preferably, a spiral feeding machine is arranged on the left support frame; the feeding pipe C of the spiral feeding machine penetrates through the left support frame and then is communicated with the discharging pipe C through a discharging hose; the discharge pipe D of the spiral feeder is obliquely directed to the right lower side and is communicated with the feed pipe A.
The blanking hose is a common hose which is convenient for materials to pass through, and the length of the blanking hose is selected according to actual use requirements. In the process of the front-back movement of the screening device, the blanking hose is required to be capable of smoothly blanking while the front-back movement of the screening device is not hindered. Specifically, a common hose, a telescopic hose, such as a bellows, or the like may be selected.
The spiral feeder is convenient to use, materials which do not pass through the sieve plate are guided into the crushing bin to be crushed, so that continuous crushing is formed, and the spiral feeder is convenient and quick.
The undefined components in the utility model all adopt conventional means in the field, the type and the installation mode of the undefined components can be selected according to actual use requirements by a person skilled in the art, and specific how the undefined components are installed and controlled are clearly known, and are not described in detail herein.
The utility model achieves the following beneficial effects:
the utility model has simple structure and convenient operation; the material collecting frame, the screening frame and the screening cover are detachably connected, so that the screening frames with different screen pore diameters can be conveniently replaced according to the actual use requirements; and can dismantle screening frame after using a period, advance to clear up the sieve, avoid the sieve to stop up and influence the efficiency of screening.
Drawings
FIG. 1 is a schematic structural diagram of embodiment 1 of the present utility model;
FIG. 2 is a cross-sectional view taken along line E-E of FIG. 1;
fig. 3 is a schematic structural diagram of embodiment 2 of the present utility model.
In the figure: 1. crushing bin; 2. crushing the paired rollers; 3. a feeding pipe A; 4. a discharge pipe A; 5. a support frame; 6. a mounting plate; 7. a driving motor; 8. a moving wheel; 9. a material collecting frame; 10. a screening frame; 11. a sieving cover; 12. a guide plate; 13. a discharge pipe B; 14. a sieve plate; 15. a discharge pipe C; 16. a sieve pore; 17. a feeding pipe B; 18. a telescopic tube; 19. a telescoping member; 20. a connecting piece; 21. a connecting plate A; 22. a connecting rod; 23. a connecting plate B; 24. a connecting plate C; 25. a guide post; 26. a limit nut; 27. a spring; 28. a spiral feeder; 29. a feed pipe C; 30. a blanking hose; 31. and a discharge pipe D.
Detailed Description
The utility model will be further described with reference to the accompanying drawings and specific embodiments, wherein the exemplary embodiments and descriptions of the utility model are for purposes of illustration, but are not intended to be limiting.
Example 1
As shown in fig. 1 to 2, a crushing and screening device comprises a pair-roller crushing device and a screening device arranged below the pair-roller crushing device; the double-roller crushing device comprises a crushing bin 1, wherein crushing double rollers 2 are arranged in the crushing bin 1; the upper end surface of the crushing bin 1 is communicated with a feed pipe A3, and the bottom of the crushing bin 1 is communicated with a discharge pipe A4; the left side and the right side of the crushing bin 1 are both fixed with a supporting frame 5. The rear end face of the crushing bin 1 is provided with a driving motor 7, and the driving motor 7 drives the crushing pair roller to rotate.
The screening device comprises a mounting plate 6, and four moving wheels 8 are arranged on the lower end surface of the mounting plate 6 in a rectangular shape; the upper end surface of the mounting plate 6 is detachably provided with a material collecting frame 9, a screening frame 10 and a screening cover 11 from bottom to top in sequence; the aggregate frame 9 and the screening frame 10 are rectangular frame bodies; a guide plate 12 which is obliquely directed to the left lower side is fixedly arranged in the material collecting frame 9, a material discharging pipe B13 is arranged on the left side wall of the material collecting frame 9, and the material discharging pipe B13 is positioned above the left end of the guide plate 12; a screen plate 14 which is obliquely directed to the left lower side is fixedly arranged in the screening frame 10, a discharge pipe C15 is arranged on the left side wall of the screening frame 10, and the discharge pipe C15 is positioned above the left end of the screen plate 14; sieve holes 16 are uniformly distributed on the sieve plate 14;
the upper end surface of the screening cover 11 is communicated with a feed pipe B17, and the feed pipe B17 is communicated with a discharge pipe A4 through a telescopic pipe 18;
the rear of the screening device is provided with a driving device which drives the screening device to move forwards and backwards.
The driving device is a telescopic piece 19; the telescopic member 19 is fixedly mounted on the support frame 5 by means of a connecting member 20. The telescopic piece is an air cylinder.
The rear end face of the mounting plate 6 is detachably connected with a connecting plate A21 through a screw, the center of the connecting plate A21 is fixedly connected with a connecting plate B23 through a connecting rod 22, and the movable end of the telescopic piece 19 is detachably provided with a connecting plate C24 through a screw; four guide posts 25 are fixed on the front end surface of the connecting plate C24 in a rectangular shape, the heads of the guide posts 25 penetrate through the connecting plate B23, and the heads of the guide posts 25 are connected with limit nuts 26 in a threaded manner; a spring 27 is sleeved on the guide post between the connecting plate B23 and the connecting plate C24.
The connecting piece 20 is U-shaped, and the opening is forward; the side plates on the left side and the right side of the connecting piece are detachably connected with the supporting frames on the left side and the right side through screws respectively.
When the crushing device is used, materials to be crushed (such as zircon sand required in zirconia production) enter a crushing bin from a feed pipe A, and are crushed by a crushing pair roller and discharged from a discharge pipe A; enters the screening frame through the telescopic pipe and the feeding pipe B. The telescopic piece pushes the mounting plate to move forwards and backwards, the materials are screened in the screening frame, and the screened materials are stored in the aggregate frame. Discharging the material screened by the aggregate frame from the discharge pipe B when required; the materials which are not screened in the screening frame are discharged from the discharge pipe C and can be put into the crushing bin again for crushing.
Example 2
As shown in fig. 3, on the basis of embodiment 1, a screw feeder 28 is mounted on the left support frame; the feed pipe C29 of the spiral feeder 28 penetrates through the left support frame and then is communicated with the discharge pipe C15 through the discharge hose 30; the discharge pipe D31 of the screw feeder 28 is directed obliquely downward and rightward, and communicates with the feed pipe A3.
In this embodiment, a spiral feeder is added, and the unscreened material can enter the spiral feeder through the discharge pipe C, the discharge pipe hose and the feed pipe C, then enter the feed pipe A from the discharge pipe D, and enter the crushing bin to be crushed continuously. The crushing device can continuously crush uncrushed materials without manually transferring uncrushed materials, and is convenient, quick and efficient.
The technical scheme of the utility model is not limited to the specific embodiment, and all technical modifications made according to the technical scheme of the utility model fall within the protection scope of the utility model.
Claims (4)
1. A crushing and screening device comprises a double-roller crushing device and a screening device arranged below the double-roller crushing device; the double-roller crushing device comprises a crushing bin, wherein crushing double rollers are arranged in the crushing bin; the upper end surface of the crushing bin is communicated with a feed pipe A, and the bottom of the crushing bin is communicated with a discharge pipe A; the left side and the right side of the crushing bin are both fixed with supporting frames; the method is characterized in that:
the screening device comprises a mounting plate, and a movable wheel is arranged on the lower end surface of the mounting plate; the upper end surface of the mounting plate is sequentially and detachably provided with a material collecting frame, a screening frame and a screening cover from bottom to top; the aggregate frame and the screening frame are rectangular frame bodies; a guide plate which is obliquely directed to the left and the lower sides is fixedly arranged in the material collecting frame, a material discharging pipe B is arranged on the left side wall of the material collecting frame, and the material discharging pipe B is positioned above the left end of the guide plate; a screen plate which is obliquely directed to the left lower side is fixedly arranged in the screening frame, a discharge pipe C is arranged on the left side wall of the screening frame, and the discharge pipe C is positioned above the left end of the screen plate; sieve holes are uniformly distributed on the sieve plate;
the upper end surface of the screening cover is communicated with a feed pipe B, and the feed pipe B is communicated with a discharge pipe A through a telescopic pipe;
the rear of the screening device is provided with a driving device which drives the screening device to move forwards and backwards.
2. A crushing and screening device according to claim 1, characterized in that: the driving device is a telescopic piece; the telescopic piece is fixedly arranged on the supporting frame through the connecting piece.
3. A crushing and screening device according to claim 2, characterized in that:
the rear end face of the mounting plate is detachably connected with a connecting plate A, the center of the connecting plate A is fixedly connected with a connecting plate B through a connecting rod, and the movable end of the telescopic piece is detachably provided with a connecting plate C; a plurality of guide posts are fixed on the front end surface of the connecting plate C, the heads of the guide posts penetrate through the connecting plate B, and limit nuts are connected with the heads of the guide posts in a threaded manner; a spring is sleeved on the guide post between the connecting plate B and the connecting plate C.
4. A crushing and screening device according to claim 3, characterized in that: a spiral feeding machine is arranged on the support frame on the left side; the feeding pipe C of the spiral feeding machine penetrates through the left support frame and then is communicated with the discharging pipe C through a discharging hose; the discharge pipe D of the spiral feeder is obliquely directed to the right lower side and is communicated with the feed pipe A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321976722.1U CN220444057U (en) | 2023-07-25 | 2023-07-25 | Crushing and screening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321976722.1U CN220444057U (en) | 2023-07-25 | 2023-07-25 | Crushing and screening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220444057U true CN220444057U (en) | 2024-02-06 |
Family
ID=89729389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321976722.1U Active CN220444057U (en) | 2023-07-25 | 2023-07-25 | Crushing and screening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220444057U (en) |
-
2023
- 2023-07-25 CN CN202321976722.1U patent/CN220444057U/en active Active
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