CN219401102U - Sand and stone screening device - Google Patents
Sand and stone screening device Download PDFInfo
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- CN219401102U CN219401102U CN202320640610.2U CN202320640610U CN219401102U CN 219401102 U CN219401102 U CN 219401102U CN 202320640610 U CN202320640610 U CN 202320640610U CN 219401102 U CN219401102 U CN 219401102U
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- screening
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- material cylinder
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Abstract
The utility model discloses a sand screening device, which comprises a screening material cylinder which is obliquely arranged, wherein a power assembly for controlling the screening material cylinder to rotate is connected to the screening material cylinder in a transmission way, one end of the screening material cylinder is provided with a material cylinder inlet, the other end of the screening material cylinder is provided with a material cylinder outlet, and the sand screening device also comprises a material supply hopper and a vertical lifting device; the feed hopper comprises a hopper inlet and a hopper outlet, and the hopper outlet is connected with the feed cylinder inlet; the vertical lifting device comprises a lifting pipe which vertically extends, a propeller blade is rotationally connected to the lifting pipe, a first motor for controlling the propeller blade to rotate is connected to one end of the propeller blade in a transmission mode, a discharging pipe which is communicated with the side face of the lifting pipe and is close to the top of the lifting pipe is connected to the side face of the lifting pipe, a pipe orifice of the discharging pipe is connected with a hopper inlet, the vertical lifting device further comprises a storage tank, an outlet of the charging barrel is connected with a groove opening of the storage tank, and the bottom of the lifting pipe stretches into the storage tank. The screening device has the characteristics of high screening efficiency and thorough screening, and is complete in overall function and high in practicability.
Description
Technical Field
The utility model relates to the technical field of engineering machinery, in particular to a sand screening device.
Background
The main function of the sand screening equipment is to screen sand with different particle sizes. The traditional sand and stone screening device can achieve the effects of large single screening amount and high screening efficiency, but still has the advantages that single screening is incomplete, and a certain amount of small-particle sand and stone are accompanied in large-particle sand and stone to be screened, so that secondary screening is needed. Accordingly, the utility model provides a sand screening device.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide a sand screening device which has the characteristics of high screening efficiency and thorough screening.
In order to solve the technical problems, the aim of the utility model is realized as follows: the utility model relates to a sand and stone screening device which comprises a screening material cylinder which is obliquely arranged, wherein a power assembly for controlling the screening material cylinder to rotate is connected to the screening material cylinder in a transmission way, one end of the screening material cylinder is provided with a material cylinder inlet, the other end of the screening material cylinder is provided with a material cylinder outlet, and the sand and stone screening device further comprises a material supply hopper and a vertical lifting device;
the feed hopper comprises a hopper inlet and a hopper outlet, and the hopper outlet is connected with the feed cylinder inlet;
the vertical lifting device comprises a lifting pipe which vertically extends, a propeller blade is rotationally connected to the lifting pipe, a first motor for controlling the propeller blade to rotate is connected to one end of the propeller blade in a transmission mode, a discharging pipe which is communicated with the side face of the lifting pipe and is close to the top of the lifting pipe is connected to the side face of the lifting pipe, a pipe orifice of the discharging pipe is connected with the inlet of the hopper, the vertical lifting device further comprises a storage tank, an outlet of the charging barrel is connected with a notch of the storage tank, and the bottom of the lifting pipe stretches into the storage tank.
The utility model is further provided with: the lifting tube comprises a fixed tube and a movable tube arranged above the fixed tube, the movable tube is rotationally connected to the fixed tube, the discharge tube and the first motor are arranged on the movable tube, a driven gear is arranged on the movable tube, a driving gear is meshed with the driven gear, and a second motor arranged on the fixed tube is connected to the driving gear in a transmission mode.
The utility model is further provided with: the bottom of the screening charging barrel is provided with a first material guiding slope plate, and a belt conveyor is arranged below the first material guiding slope plate.
The utility model is further provided with: a second material guiding slope plate for transferring materials in transition is arranged between the inlet of the hopper and the discharge pipe.
The utility model is further provided with: and a third material guiding slope plate for transitional material conveying is arranged between the outlet of the charging barrel and the storage tank.
In summary, the utility model has the following beneficial effects:
1. the vertical lifting device for realizing coarse sand returning is additionally arranged, so that the screened large-particle sand stone can be sent into the feed hopper again for secondary screening, and the screening is thorough.
2. The discharge pipe on the vertical lifting device can be turned to be used for coarse sand returning or direct discharging, and has strong selection flexibility and convenient use.
3. The belt conveyor with high lifting is additionally arranged at the discharging position of the fine sand, so that the fine sand is convenient to discharge and transport.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
fig. 2 is a partial structural schematic of the present utility model.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present utility model, preferred embodiments of the present utility model will be described below with reference to specific examples, but it should be understood that these descriptions are only for further illustrating the features and advantages of the present utility model, and are not limiting the patent claims of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model will be further described with reference to the drawings and preferred embodiments.
Example 1
Referring to fig. 1 and 2, the sand screening device according to the present embodiment includes a screening cylinder 1 disposed in an inclined manner, a power assembly (not shown in the drawings) for controlling rotation of the screening cylinder 1 is connected to the screening cylinder 1 in a driving manner, one end of the screening cylinder 1 has a cylinder inlet 2, the other end has a cylinder outlet 3, and the sand screening device further includes a feed hopper 4 and a vertical lifting device 5;
the feed hopper 4 comprises a hopper inlet 41 and a hopper outlet (not shown) which engages the cartridge inlet 2;
the vertical lifting device 5 comprises a lifting pipe 51 extending vertically up and down, a propeller blade (not shown in the figure) is rotationally connected to the lifting pipe 51, one end of the propeller blade is in transmission connection with a first motor 52 for controlling the propeller blade to rotate, a side surface of the lifting pipe 51 is connected with a discharge pipe 53 communicated with the inside of the lifting pipe and close to the top, a pipe orifice of the discharge pipe 53 is connected with the hopper inlet 41, the vertical lifting device 5 further comprises a storage tank 54, the outlet 3 of the charging barrel is connected with a notch of the storage tank 54, and the bottom of the lifting pipe 51 extends into the storage tank 54.
Further, the lifting tube 51 includes a fixed tube 511 and a movable tube 512 disposed above the fixed tube 511, the movable tube 512 is rotatably connected to the fixed tube 511, the discharge tube 53 and the first motor 52 are disposed on the movable tube 512, a driven gear 513 is disposed on the movable tube 512, a driving gear 514 is meshed on the driven gear 513, and a second motor 515 disposed on the fixed tube is connected to the driving gear 514.
In this embodiment, the material entering the screening cylinder 1 is screened by feeding the feed hopper 4 and rotating the screening cylinder 1, coarse sand (mixed with a certain amount of fine sand) is discharged from the cylinder outlet 3, fine sand passes through the mesh holes on the screening cylinder 1 and is discharged from the side wall, and sand screening is realized (the above structure and working principle are the prior art).
Coarse sand (mixed with a certain amount of fine sand) is discharged into a storage tank 54, and the coarse sand which is screened once is discharged from a discharge pipe 53 and discharged into a feed hopper 4 again by lifting through a rotating propeller blade, the previous screening action is circulated, the secondary screening is realized, a certain amount of fine sand mixed in the coarse sand is screened out, and the complete screening of sand and stone can be realized by circulating for a plurality of times as required.
When the fine sand contained in the coarse sand is thoroughly screened out, the discharge pipe 53 can be turned under the cooperation of the second motor 515, the driving gear 514 and the driven gear 513, so that the discharge pipe 53 can directly discharge the lifted coarse sand and does not enter the circulatory screening system.
Example 2
Referring to fig. 1 and 2, the sand screening device according to this embodiment is further configured, on the basis of embodiment 1, that a first guiding slope 6 is provided at the bottom of the screening cylinder 1, and a belt conveyor 7 is provided below the first guiding slope 6.
In the embodiment, the first guide slope plate 6 is used for accommodating fine sand filtered by the screening cylinder 1, is conveyed by the guide of the first guide slope plate 6, is discharged from the lower end of the first guide slope plate, and is lifted and conveyed by the belt conveyor 7, so that fine sand is conveniently discharged and transported.
Example 3
Referring to fig. 1 and 2, in the sand screening device according to the present embodiment, on the basis of embodiment 1, a second material guiding slope plate 8 for transferring material is further provided between the hopper inlet 41 and the discharge pipe 53.
Further, a third material guiding slope plate 9 for transferring materials is arranged between the material cylinder outlet 3 and the storage tank 54.
In this embodiment, the sand and stone materials discharged from the discharge pipe 53 and flowing into the hopper inlet 41 are transitionally conveyed and guided by the arrangement of the second guide slope plate 8; by the provision of the third guide ramp 9, sand material discharged from the barrel outlet 3 and flowing into the reservoir 54 is also transported and guided in a transition.
According to the sand and stone screening device, the vertical lifting device for realizing coarse sand returning is additionally arranged, so that the screened large-particle sand and stone can be sent into the feed hopper again for secondary screening, and the screening is thorough; the discharge pipe on the vertical lifting device can be turned to be used for coarse sand returning or direct discharging, so that the selection flexibility is high, and the use is convenient; and the belt conveyor with high lifting is additionally arranged at the discharging position of the fine sand, so that the fine sand is convenient to discharge and transport, the whole function is perfect, and the practicability is high.
Unless specifically stated otherwise, in the present utility model, if there are terms such as "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., the positional or positional relation is based on the actually shown positional or positional relation, it is merely for convenience of describing the present utility model and simplifying the description, and it is not necessary to indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional or positional relation in the present utility model are merely for exemplary illustration and are not to be construed as limitations of the present patent, and it is possible for those skilled in the art to combine the embodiments and understand the specific meaning of the above terms according to the specific circumstances.
Unless specifically stated or limited otherwise, the terms "disposed," "connected," and "connected" herein are to be construed broadly, e.g., they may be fixed, removable, or integral; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The foregoing describes in detail preferred embodiments of the present utility model. It should be understood that numerous modifications and variations can be made in accordance with the concepts of the utility model by one of ordinary skill in the art without undue burden. Therefore, all technical solutions which can be obtained by logic analysis, reasoning or limited experiments based on the prior art by the person skilled in the art according to the inventive concept shall be within the scope of protection defined by the claims.
Claims (5)
1. The sand and stone screening device comprises a screening material cylinder which is obliquely arranged, wherein a power assembly for controlling the screening material cylinder to rotate is connected to the screening material cylinder in a transmission way, one end of the screening material cylinder is provided with a material cylinder inlet, and the other end of the screening material cylinder is provided with a material cylinder outlet;
the feed hopper comprises a hopper inlet and a hopper outlet, and the hopper outlet is connected with the feed cylinder inlet;
the vertical lifting device comprises a lifting pipe which vertically extends, a propeller blade is rotationally connected to the lifting pipe, a first motor for controlling the propeller blade to rotate is connected to one end of the propeller blade in a transmission mode, a discharging pipe which is communicated with the side face of the lifting pipe and is close to the top of the lifting pipe is connected to the side face of the lifting pipe, a pipe orifice of the discharging pipe is connected with the inlet of the hopper, the vertical lifting device further comprises a storage tank, an outlet of the charging barrel is connected with a notch of the storage tank, and the bottom of the lifting pipe stretches into the storage tank.
2. The sand screening device according to claim 1, wherein the lifting tube comprises a fixed tube and a movable tube arranged above the fixed tube, the movable tube is rotatably connected to the fixed tube, the discharge tube and the first motor are both arranged on the movable tube, a driven gear is arranged on the movable tube, a driving gear is meshed with the driven gear, and a second motor arranged on the fixed tube is connected to the driving gear in a transmission manner.
3. The sand screening device according to claim 1 or 2, wherein a first material guiding slope plate is arranged at the bottom of the screening cylinder, and a belt conveyor is arranged below the first material guiding slope plate.
4. A sand screening device according to claim 3, wherein a second material guiding ramp is provided between the hopper inlet and the discharge pipe for transferring material.
5. The sand screening device of claim 4, wherein a third material guiding slope plate for transferring materials in transition is arranged between the outlet of the material cylinder and the storage tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320640610.2U CN219401102U (en) | 2023-03-28 | 2023-03-28 | Sand and stone screening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320640610.2U CN219401102U (en) | 2023-03-28 | 2023-03-28 | Sand and stone screening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219401102U true CN219401102U (en) | 2023-07-25 |
Family
ID=87208386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320640610.2U Active CN219401102U (en) | 2023-03-28 | 2023-03-28 | Sand and stone screening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219401102U (en) |
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2023
- 2023-03-28 CN CN202320640610.2U patent/CN219401102U/en active Active
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