CN220004878U - Sand screening machine convenient for classified screening - Google Patents
Sand screening machine convenient for classified screening Download PDFInfo
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- CN220004878U CN220004878U CN202320405678.2U CN202320405678U CN220004878U CN 220004878 U CN220004878 U CN 220004878U CN 202320405678 U CN202320405678 U CN 202320405678U CN 220004878 U CN220004878 U CN 220004878U
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- stirring
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- 238000012216 screening Methods 0.000 title claims abstract description 130
- 239000004576 sand Substances 0.000 title claims abstract description 76
- 238000003756 stirring Methods 0.000 claims abstract description 47
- 230000007246 mechanism Effects 0.000 claims abstract description 42
- 238000007599 discharging Methods 0.000 claims description 15
- 239000004744 fabric Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 230000006872 improvement Effects 0.000 abstract description 3
- 239000004575 stone Substances 0.000 description 10
- 230000009471 action Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 230000033001 locomotion Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
Abstract
The utility model relates to the technical field of sand screening, and discloses a sand screening machine convenient for classified screening, which comprises: a screening box; the stirring box is fixedly connected to the top of the screening box; the stirring mechanism is arranged on the stirring box; the screening mechanism is arranged in the screening box; the stirring mechanism comprises: the rotating shaft is rotationally connected to the right side of the stirring box through a bearing; the left end of the rotating shaft extends into the stirring box. According to the sand screening machine convenient for classified screening, sand is stirred in advance through the stirring mechanism, so that moist sand is prevented from being adhered to form blocks, the feeding efficiency is improved, and the sand is convenient for subsequent screening; can carry out multiple screening to the sand through the screening mechanism that sets up, very big improvement the screening effect of sand, improved screening quality, increased the application scope of equipment, make two screen plates shake from top to bottom through the striking mechanism that sets up for the screening rate of sand, effectually improved the unloading speed.
Description
Technical Field
The utility model relates to the technical field of sand screening, in particular to a sand screening machine convenient for classified screening.
Background
In the field of construction, sand is often used, the sand is an important component part of building raw materials such as concrete, the application range is very wide, the sand is widely used in the crushing of machine-made building sand, stones and various metallurgical slag, and the yield and efficiency are high compared with other types of crushers.
For example, chinese patent "a small sand screening machine" has a patent number CN212189936U, and the small sand or stones can fall to the ground through the meshes of the conical screen under the action of centrifugal force while bigger sand or stones are left, and can be gradually discharged along the discharge port and the feed port under the action of centrifugal force, thereby achieving the purpose of screening.
However, the filtering and screening can only filter and screen two stages of different sand and stones, and if multiple stages of different sand and stones are needed, a screening device is needed to be added, so that the existing sand and stone screening device has certain limitations.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a sand screening machine convenient for classified screening.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: a sand screening machine for facilitating hierarchical screening, comprising:
a screening box;
the stirring box is fixedly connected to the top of the screening box;
the stirring mechanism is arranged on the stirring box;
the screening mechanism is arranged in the screening box;
a stirring mechanism comprising:
the rotating shaft is rotationally connected to the right side of the stirring box through a bearing; the left end of the rotating shaft extends into the stirring box;
the spiral auger is fixedly connected to the extending end of the rotating shaft;
the machine case is fixedly connected to the right side of the stirring box through a fixing bracket; the right inner wall of the chassis is fixedly provided with a motor, and the right end of the rotating shaft penetrates through the chassis and is fixedly connected with the output end of the motor through a coupler; the motor in the machine case is started to drive the rotating shaft to rotate, the rotating shaft rotates to drive the spiral auger to rotate to stir sand, and the influence of agglomerated sand and stone on the screening effect is avoided;
the feeding hopper is fixedly connected to the top of the stirring box; the feed hopper is positioned on the right side of the top of the stirring box;
the discharging pipe is fixedly connected to the inner wall of the bottom of the stirring box; the bottom end of the discharging pipe penetrates through the stirring box and extends into the screening box; the lower end of the discharging pipe is obliquely arranged, so that sand can conveniently fall to the center position of the screen plate;
a screening mechanism comprising:
rectangular grooves formed on the right inner wall of the screening box;
the discharging through groove is formed in the left inner wall of the screening box;
the screen plate is arranged between the rectangular groove and the blanking through groove;
the discharging hopper is fixedly connected to the left side of the screening box; the sand is screened through the screen plate, so that the sand passing through the screen plate flows out from the blanking pipe, and the sand which cannot pass through the screen plate flows out from the blanking hopper along the inclined plane of the screen plate, thereby achieving the aim of classifying and screening the sand.
Preferably, the left side and the right side of screen plate bottom are respectively relative fixedly connected with spring, and the bottom of two on the right side the inner wall bottom of rectangular groove is respectively fixed connection to the bottom of spring, and the left side two the bottom of spring is respectively fixed connection at the inner wall bottom of unloading logical groove.
Preferably, the blanking through groove is positioned in the blanking hopper; the left side of the screen plate passes through the blanking through groove and extends to the inside of the blanking hopper.
Preferably, the method further comprises:
the striking mechanism is arranged on the screening box; the striking mechanism is positioned between the two screen plates;
a striking mechanism comprising:
the two fixing plates are respectively and fixedly connected to the inner wall of the right side of the screening box; the opposite surfaces of the two fixing plates are respectively provided with a through hole matched with the long rod, and the outer walls of the two long rods are respectively movably sleeved on the inner walls of the two through holes;
the two long rods are respectively and movably connected to one surface of the two fixing plates, which is far away from each other; opposite ends of the two long rods extend between the two fixed plates respectively;
the rectangular frame is fixedly connected between the two long rods;
the rotating rod is rotationally connected to the right side of the screening box through a bearing; the left end of the rotating rod extends to the inside of the screening box;
the upper right side of the cam is fixedly connected with the extending end of the rotating rod; the outer wall of the cam is attached to the inner wall of the bottom of the rectangular frame;
the two knocking balls are respectively and fixedly connected to one ends of the two long rods, which are far away from each other;
the first belt pulley is fixedly connected to the right end of the rotating rod;
the second belt pulley is fixedly sleeved on the outer wall of the rotating shaft; the first belt pulley is in transmission connection with the second belt pulley through a belt; the second belt pulley is driven to rotate through rotation of the rotating shaft, the second belt pulley drives the first belt pulley to rotate through the belt, so that the first belt pulley drives the rotating rod to rotate, the rotating rod drives the cam to rotate, eccentric motion is generated by the cam, the cam drives the rectangular frame to reciprocate up and down, the rectangular frame moves to drive two long rods to move, the two long rods respectively drive two knocking balls to hit two screen plates, and meanwhile the screen plates vibrate up and down under the action of the spring self elasticity, so that the screen plates can perform screening work better.
Preferably, the bottom of the screening box is fixedly connected with a striker plate respectively, and the two striker plates are oppositely arranged; the sand is blocked by the baffle plate, so that the sand can flow out of the blanking pipe conveniently; the bottom fixedly connected with unloading pipe of screening case just is located two between the striker plate.
Preferably, the number of the screening mechanisms is two, the screening mechanisms are arranged in the screening box at equal intervals, and the diameter of the screen holes of the upper screen plate is larger than that of the screen holes of the lower screen plate; the sand and stone can be classified and screened conveniently.
(III) beneficial effects
Compared with the prior art, the utility model provides the sand screening machine convenient for classified screening, which has the following beneficial effects:
1. according to the sand screening machine convenient for classified screening, sand is stirred in advance through the stirring mechanism, so that moist sand is prevented from being adhered to form blocks, the feeding efficiency is improved, and the sand is convenient for subsequent screening; can carry out multiple screening to the sand through the screening mechanism that sets up, very big improvement the screening effect of sand, improved screening quality, increased the application scope of equipment.
2. This sand screening machine convenient to hierarchical screening makes two screen panels shake from top to bottom through the striking mechanism that sets up for the screening rate of sand, the effectual unloading speed that has improved.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a front cross-sectional view of the present utility model;
FIG. 3 is a top cross-sectional view of the agitator tank of the present utility model;
FIG. 4 is a left side cross-sectional view of the present utility model;
fig. 5 is an enlarged view of the utility model at a.
In the figure: 1. a screening box; 2. a stirring tank; 3. a stirring mechanism; 4. a screening mechanism; 5. a striker plate; 6. discharging pipes; 7. a striking mechanism; 301. a rotating shaft; 302. a spiral auger; 303. a chassis; 304. a feed hopper; 305. a discharge pipe; 401. rectangular grooves; 402. discharging through grooves; 403. a screen plate; 404. a spring; 405. discharging a hopper; 701. a fixing plate; 702. a long rod; 703. a rectangular frame; 704. a rotating rod; 705. a cam; 706. striking a ball; 707. a first pulley; 708. a second pulley.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Examples of the embodiments are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements throughout or elements having like or similar functionality. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Example 1
As shown in fig. 1 to 5, the present utility model provides a sand screening machine for facilitating classification screening, comprising: a screening box 1; the bottom of the screening box 1 is fixedly connected with a striker plate 5 respectively, and the two striker plates 5 are oppositely arranged; the sand is blocked by the baffle plate 5, so that the sand can flow out of the blanking pipe 6 conveniently; the bottom of the screening box 1 is fixedly connected with a blanking pipe 6 and is positioned between the two baffle plates 5; the stirring box 2 is fixedly connected to the top of the screening box 1; the stirring mechanism 3 is arranged on the stirring box 2; the screening mechanism 4 is arranged in the screening box 1; the number of the screening mechanisms 4 is two, the screening mechanisms are arranged in the screening box 1 at equal intervals, and the diameter of the screen holes of the upper screen plate 403 is larger than that of the screen holes of the lower screen plate 403; the sand and stone can be classified and screened conveniently; the stirring mechanism 3 includes: the rotating shaft 301 is rotatably connected to the right side of the stirring tank 2 through a bearing; the left end of the rotating shaft 301 extends into the stirring tank 2; the spiral auger 302 is fixedly connected to the extending end of the rotating shaft 301; the case 303 is fixedly connected to the right side of the stirring tank 2 through a fixed bracket; a motor is fixedly arranged on the right inner wall of the case 303, and the right end of the rotating shaft 301 penetrates through the case 303 and is fixedly connected with the output end of the motor through a coupler; the motor in the case 303 is started to drive the rotating shaft 301 to rotate, the rotating shaft 301 rotates to drive the spiral auger 302 to rotate so as to stir sand, and the screening effect is prevented from being influenced by agglomerated sand; the feed hopper 304 is fixedly connected to the top of the stirring tank 2; the feeding hopper 304 is positioned on the right side of the top of the stirring tank 2; the discharging pipe 305 is fixedly connected to the inner wall of the bottom of the stirring tank 2; the bottom end of the discharging pipe 305 penetrates through the stirring box 2 and extends into the screening box 1; the lower end of the discharging pipe 305 is obliquely arranged, so that sand can fall to the center position of the screen plate 403 conveniently; the screening mechanism 4 includes: rectangular groove 401 is formed on the right inner wall of screening box 1; the blanking through groove 402 is formed in the left inner wall of the screening box 1; the blanking through groove 402 is positioned in the blanking hopper 405; the left side of the screen plate 403 passes through the blanking through groove 402 and extends to the inside of the blanking hopper 405; the screen plate 403 is arranged between the rectangular groove 401 and the blanking through groove 402; the left side and the right side of the bottom of the screen plate 403 are respectively and relatively fixedly connected with springs 404, the bottom ends of the two springs 404 on the right side are respectively and fixedly connected to the bottom of the inner wall of the rectangular groove 401, and the bottom ends of the two springs 404 on the left side are respectively and fixedly connected to the bottom of the inner wall of the blanking through groove 402; the discharging hopper 405 is fixedly connected to the left side of the screening box 1; the sand is screened by the screen plate 403, so that the sand passing through the screen plate 403 flows out from the blanking pipe 6, and the sand which cannot pass through the screen plate 403 flows out from the blanking hopper 405 along the inclined surface of the screen plate 403, thereby achieving the purpose of classifying and screening the sand.
In the embodiment, the sand is stirred in advance through the stirring mechanism 3, so that the moist sand is prevented from being adhered to form a block, the feeding efficiency is improved, and the follow-up screening of the sand is facilitated; can carry out multiple screening to sand through screening mechanism 4 that set up, very big improvement the screening effect of sand, improved screening quality, increased the application scope of equipment.
Example 2
As shown in fig. 1-5, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the striking mechanism 7 is arranged on the screening box 1; the striking mechanism 7 is located between the two screen plates 403; the striking mechanism 7 includes: the two fixing plates 701 are respectively and fixedly connected to the right inner wall of the screening box 1; the opposite surfaces of the two fixing plates 701 are respectively provided with through holes matched with the long rods 702, and the outer walls of the two long rods 702 are respectively movably sleeved on the inner walls of the two through holes; two long rods 702 are respectively and movably connected to the surfaces of the two fixing plates 701 which are far away from each other; opposite ends of the two long rods 702 extend between the two fixing plates 701, respectively; the rectangular frame 703 is fixedly connected between the two long rods 702; the rotating rod 704 is rotatably connected to the right side of the screening box 1 through a bearing; the left end of the rotating rod 704 extends into the screening box 1; the upper right side of the cam 705 is fixedly connected with the extending end of the rotating rod 704; the outer wall of the cam 705 is attached to the bottom inner wall of the rectangular frame 703; the two knocking balls 706 are respectively and fixedly connected to the ends of the two long rods 702 which are far away from each other; the first belt pulley 707 is fixedly connected to the right end of the rotating rod 704; the second belt pulley 708 is fixedly sleeved on the outer wall of the rotating shaft 301; the first pulley 707 is in belt drive connection with the second pulley 708; the second belt pulley 708 is driven to rotate through rotation of the rotating shaft 301, the second belt pulley 708 drives the first belt pulley 707 to rotate through a belt, so that the first belt pulley 707 drives the rotating rod 704 to rotate, the rotating rod 704 drives the cam 705 to rotate, so that the cam 705 generates eccentric motion, the cam 705 drives the rectangular frame 703 to reciprocate up and down, the rectangular frame 703 moves to drive the two long rods 702 to move, the two long rods 702 respectively drive the two knocking balls 706 to hit the two screen plates 403, and meanwhile the screen plates 403 vibrate up and down under the action of the self elasticity of the springs 404, so that the screen plates 403 can perform screening work better.
In this embodiment, the two screen plates 403 can vibrate up and down through the striking mechanism 7, so that the screening rate of sand is accelerated, and the blanking speed is effectively improved.
The working principle of the sand screening machine convenient for classified screening is specifically described below.
As shown in fig. 1-5, when the sand screening machine is used, sand is placed into a stirring box 2 through a feed hopper 304, a motor in a machine box 303 is started to drive a rotating shaft 301 to rotate, the rotating shaft 301 rotates to drive a spiral auger 302 to rotate so as to stir the sand, the agglomerated sand and stones are prevented from influencing the screening effect, the stirred sand falls onto a screen plate 403 through a discharge pipe 305, the sand is screened through the screen plate 403, the sand passing through the screen plate 403 flows out of a blanking pipe 6, the sand which cannot pass through the screen plate 403 flows out of a blanking hopper 405 along the inclined plane of the screen plate 403, the purpose of classifying and screening the sand is achieved, meanwhile, the rotating shaft 301 rotates to drive a second belt pulley 708 to rotate, the second belt pulley 708 drives a first belt pulley 707 to rotate through a belt, the first belt pulley 707 drives a rotating rod 704 to rotate, the rotating rod 704 drives a cam 705 to make eccentric movement, the cam 703 drives a rectangular frame 703 to reciprocate up and down, the rectangular frame 703 moves to drive two long rods 702 to screen the two screens 706 to respectively blow two striking plates 403, and simultaneously under the action of spring force of the spring plate 403, so that the screen plate 403 can better screen and screen can vibrate.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a reference structure" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Claims (5)
1. Sand screening machine convenient to hierarchical screening, its characterized in that: comprising the following steps:
a screening box (1);
the stirring box (2) is fixedly connected to the top of the screening box (1);
the stirring mechanism (3) is arranged on the stirring box (2);
the screening mechanism (4) is arranged in the screening box (1);
the striking mechanism (7) is arranged on the screening box (1);
stirring mechanism (3), comprising:
the rotating shaft (301) is rotationally connected to the right side of the stirring box (2) through a bearing; the left end of the rotating shaft (301) extends into the stirring box (2);
the spiral auger (302) is fixedly connected to the extending end of the rotating shaft (301);
the machine case (303) is fixedly connected to the right side of the stirring box (2) through a fixing bracket;
the feed hopper (304) is fixedly connected to the top of the stirring box (2);
the discharging pipe (305) is fixedly connected to the inner wall of the bottom of the stirring box (2); the bottom end of the discharging pipe (305) penetrates through the stirring box (2) and extends into the screening box (1);
screening means (4) comprising:
a rectangular groove (401) which is arranged on the right inner wall of the screening box (1);
a blanking through groove (402) which is arranged on the left inner wall of the screening box (1);
the screen plate (403) is arranged between the rectangular groove (401) and the blanking through groove (402);
the discharging hopper (405) is fixedly connected to the left side of the screening box (1);
a striking mechanism (7) comprising:
two fixing plates (701) which are respectively and fixedly connected to the inner wall of the right side of the screening box (1);
two long rods (702) respectively and movably connected to one surfaces of the two fixed plates (701) which are far away from each other; opposite ends of the two long rods (702) extend between the two fixed plates (701), respectively;
a rectangular frame (703) fixedly connected between the two long rods (702);
the rotating rod (704) is rotatably connected to the right side of the screening box (1) through a bearing; the left end of the rotating rod (704) extends to the inside of the screening box (1);
the upper right side of the cam (705) is fixedly connected with the extending end of the rotating rod (704); the outer wall of the cam (705) is attached to the inner wall of the bottom of the rectangular frame (703);
the two knocking balls (706) are respectively and fixedly connected to one ends of the two long rods (702) which are far away from each other;
the first belt pulley (707) is fixedly connected to the right end of the rotating rod (704);
and the second belt pulley (708) is fixedly sleeved on the outer wall of the rotating shaft (301).
2. The sand screening machine facilitating classified screening according to claim 1, wherein: the left side and the right side of screen cloth board (403) bottom are respectively relative fixedly connected with spring (404), and the bottom of two on the right side spring (404) is fixed connection respectively in the inner wall bottom of rectangular groove (401), and the bottom of two on the left side spring (404) is fixed connection respectively in the inner wall bottom of unloading logical groove (402).
3. The sand screening machine facilitating classified screening according to claim 1, wherein: the blanking through groove (402) is positioned in the blanking hopper (405); the left side of the screen plate (403) passes through the blanking through groove (402) and extends to the inside of the blanking hopper (405).
4. The sand screening machine facilitating classified screening according to claim 1, wherein: the bottom of the screening box (1) is fixedly connected with a striker plate (5) respectively, and the two striker plates (5) are oppositely arranged; the bottom of the screening box (1) is fixedly connected with a blanking pipe (6) and is positioned between the two striker plates (5).
5. The sand screening machine facilitating classified screening according to claim 1, wherein: the number of the screening mechanisms (4) is two, the screening mechanisms are arranged in the screening box (1) at equal intervals, and the diameter of the screen holes of the screen plates (403) above the screening mechanisms is larger than that of the screen holes of the screen plates (403) below the screening mechanisms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320405678.2U CN220004878U (en) | 2023-03-07 | 2023-03-07 | Sand screening machine convenient for classified screening |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320405678.2U CN220004878U (en) | 2023-03-07 | 2023-03-07 | Sand screening machine convenient for classified screening |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220004878U true CN220004878U (en) | 2023-11-14 |
Family
ID=88687004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320405678.2U Active CN220004878U (en) | 2023-03-07 | 2023-03-07 | Sand screening machine convenient for classified screening |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220004878U (en) |
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2023
- 2023-03-07 CN CN202320405678.2U patent/CN220004878U/en active Active
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Effective date of registration: 20231207 Address after: 628100, No.1 Binjiang Road, Zhuyuan Town, Qingchuan County, Guangyuan City, Sichuan Province (No. 50, 1st Floor, Economic Development Zone Management Committee) Patentee after: Sichuan Guangmao New Materials Co.,Ltd. Address before: Room 716, Qiushi Building, High-tech Zone, Weifang City, Shandong Province, 261000 Patentee before: Shandong Frontier Architectural Design and Research Institute Co.,Ltd. |