CN220611204U - Sand screening machine - Google Patents
Sand screening machine Download PDFInfo
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- CN220611204U CN220611204U CN202321916064.7U CN202321916064U CN220611204U CN 220611204 U CN220611204 U CN 220611204U CN 202321916064 U CN202321916064 U CN 202321916064U CN 220611204 U CN220611204 U CN 220611204U
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- sand
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- 239000004576 sand Substances 0.000 title claims abstract description 50
- 238000012216 screening Methods 0.000 title claims abstract description 27
- 238000007599 discharging Methods 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims description 10
- 230000002146 bilateral effect Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 15
- 238000010276 construction Methods 0.000 abstract description 4
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model relates to a sand screening machine, which comprises a frame, wherein an outer cylinder is arranged in the frame through a supporting piece, an inner cylinder is rotatably arranged in the outer cylinder, the middle part of the front end of the inner cylinder protrudes forwards to form a feeding pipe, a plurality of circles of spiral blades are fixed on the inner wall of the inner cylinder, a discharging pipe is fixed on the rear side of the bottom of the outer cylinder, and a rotating structure for driving the inner cylinder to rotate is arranged on the outer cylinder. Sand material gets into the inner tube through the inlet pipe by the urceolus in, the inner tube is netted, and revolution mechanic can drive the inner tube and rotate, alright make the material flow can roll the sieve many times in succession between the multiturn helical blade in the inner tube to make sand material roll repeatedly, slip and fully discrete, the separation, fine sand is through mesh on the inner tube and by the slope bottom surface of urceolus reminds into the discharging intraductal, and discharge after receiving the hopper, support piece is elastic construction, make the inner tube in the during operation, has increased vibration amplitude, more is favorable to fine sand to discharge from the mesh on the inner tube.
Description
Technical Field
The utility model relates to the technical field of sand screening, in particular to a sand screening machine.
Background
The sand screening machine is widely applied to roads, bridges and construction engineering sites, and fine sand is screened out by the sand screening machine, so that the preparation of subsequent concrete is facilitated.
The existing sand screening machine imitates the working principle of manually utilizing inclined screen sand, adopts a flat roller screen cylinder, inputs sand materials into the flat roller screen cylinder for rotary screening, and the mesh content of the roller screen cylinder is easy to remain sand materials in the rotary process of the flat roller screen cylinder, so that the sand screening efficiency is influenced, and the meshes of the roller screen cylinder are inconvenient to clean, so that the sand screening machine is provided for solving the problems.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a sand screening machine which has the advantages of good sand screening effect and the like, and solves the problem that sand is easy to remain in mesh holes of a horizontal roller screen cylinder in the rotating process of the roller screen cylinder, so that the sand screening efficiency is affected.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the sand screening machine comprises a frame, wherein an outer cylinder is arranged in the frame through a supporting piece, an inner cylinder is rotatably arranged in the outer cylinder, the middle part of the front end of the inner cylinder protrudes forwards to form a feeding pipe, a plurality of circles of spiral blades are fixed on the inner wall of the inner cylinder, a discharging pipe is fixed on the rear side of the bottom of the outer cylinder, and a rotating structure for driving the inner cylinder to rotate is arranged on the outer cylinder;
the rotary structure comprises a rotary motor fixed on the top surface of the outer cylinder, a driving wheel is fixed at the output end of the rotary motor, a driven wheel is fixed at the rear side of the inner cylinder through a connecting piece, and a transmission belt is connected with the outer surfaces of the driven wheel and the driving wheel in a transmission way.
Further, the support piece comprises a support rod and a tension spring, one end of the support rod is hinged to the outer side of the outer cylinder, the other end of the support rod is hinged to the frame, one end of the tension spring is fixed to the outer cylinder, and the other end of the tension spring is fixed to the frame.
Further, the number of the support rods is eight, the support rods are distributed on the outer periphery of the outer cylinder in a rectangular shape, and the number of the tension springs is two, and the tension springs are distributed on the outer periphery of the outer cylinder in a bilateral symmetry mode.
Further, the connecting piece comprises a connecting shaft fixed with the driven wheel, and a connecting frame fixed with the outer peripheral wall of the inner cylinder is fixed at one end of the connecting shaft far away from the driven wheel.
Further, the right end of the outer cylinder is fixed with a mounting frame which is rotationally connected with the outer side of the connecting shaft through a bearing.
Further, the frame is also provided with an ash sucking structure, and a receiving hopper positioned below the discharging pipe is fixed on the frame.
Further, the ash suction structure comprises an ash suction pump fixed on the frame, an ash suction hose extending into the feeding pipe is fixed on an air inlet hole of the ash suction pump through a pipeline, and an ash discharge pipe is fixed on an air outlet hole of the ash suction pump through a pipeline.
Compared with the prior art, the technical scheme of the application has the following beneficial effects:
this sand screening machine, sand passes through the inlet pipe and gets into in the inner tube by the urceolus, the inner tube is netted, revolution mechanic can drive the inner tube and rotate, alright make the material flow can roll the sieve many times in succession between the multiturn helical blade in the inner tube to make sand roll repeatedly, slip and fully discrete, separate, the fine sand is through mesh on the inner tube and by the slope bottom surface of urceolus reminds into the discharging intraductal, and discharge after receiving the hopper by receiving, support piece is elastic construction, make the inner tube in the during operation, increased vibration amplitude, more be favorable to the mesh discharge on the fine sand from the inner tube.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a side view of the structure of the present utility model;
FIG. 3 is a rear elevational view of the structure of the present utility model;
FIG. 4 is a schematic view of the connection structure of the connecting shaft and the connecting frame of the present utility model;
FIG. 5 is a schematic view of the connection structure of the inner barrel and the helical blade of the present utility model;
FIG. 6 is a schematic view of the connection structure of the mounting frame and the outer cylinder of the present utility model;
fig. 7 is an external view of the structure of the present utility model.
In the figure: 1. a frame; 2. a support; 201. a support rod; 202. a tension spring; 3. an outer cylinder; 4. a feed pipe; 5. an inner cylinder; 6. a helical blade; 7. a discharge pipe; 8. a rotating structure; 801. a rotating electric machine; 802. a driving wheel; 803. driven wheel; 804. a transmission belt; 805. a connecting shaft; 806. a connecting frame; 807. a mounting frame; 9. an ash absorbing structure; 901. an ash suction pump; 902. an ash suction hose; 903. an ash discharge pipe; 10. and (5) receiving a hopper.
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. 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.
Referring to fig. 1-7, a sand screening machine in this embodiment includes a frame 1, an outer cylinder 3 is disposed in the frame 1 through a supporting member 2, an inner cylinder 5 is disposed in the outer cylinder 3 in a rotating manner, a middle portion of a front end of the inner cylinder 5 protrudes forward to form a feeding pipe 4, a plurality of spiral blades 6 are fixed on an inner wall of the inner cylinder 5, a discharging pipe 7 is fixed on a rear side of a bottom of the outer cylinder 3, a rotating structure 8 for driving the inner cylinder 5 to rotate is disposed on the outer cylinder 3, an ash sucking structure 9 is further disposed on the frame 1, and a receiving hopper 10 located below the discharging pipe 7 is fixed on the frame 1.
The frame 1 is also rotatably provided with a movable door, when the equipment runs, the movable door can shield the opening of the feeding pipe 4, the outer cylinder 3 is formed by splicing a front part and a rear part through bolts, and the feeding pipe 4 in the middle of the front end of the inner cylinder 5 extends out through the front part of the outer cylinder 3.
During the use, sand material gets into in the inner tube 5 through inlet pipe 4, inner tube 5 is netted, revolution mechanic 8 can drive inner tube 5 and rotate, alright make the material flow can roll the sieve many times in succession between the multiturn helical blade 6 in inner tube 5, thereby make sand material roll repeatedly, slip and fully discrete, the separation, fine sand passes through the mesh on the inner tube 5 and in the slope bottom surface of urceolus 3 is gathered discharging pipe 7, and discharge after receiving hopper 10 accept, the coarse sand accessible opens the dodge gate, directly take out in the inlet pipe 4, support piece 2 is elastic construction, make inner tube 5 at the during operation, the vibration range has been increaseed, more be favorable to the mesh discharge on the fine sand follow inner tube 5.
In this embodiment, as shown in fig. 1 to 3, the supporting member 2 includes a supporting rod 201 and a tension spring 202, one end of the supporting rod 201 is hinged to the outer side of the outer cylinder 3, the other end of the supporting rod 201 is hinged to the frame 1, one end of the tension spring 202 is fixed to the outer cylinder 3, and the other end of the tension spring 202 is fixed to the frame 1.
The supporting rods 201 are eight and are distributed on the outer periphery of the outer cylinder 3 in a rectangular shape, the tension springs 202 are two groups and are distributed on the outer periphery of the outer cylinder 3 in a bilateral symmetry mode, and the supporting rods 201 and the tension springs 202 are arranged, so that the vibration amplitude of the outer cylinder 3 can be effectively increased when the device is operated, and fine sand can be discharged from meshes on the inner cylinder 5 more conveniently.
In this embodiment, as shown in fig. 3-4 and fig. 6, the rotating structure 8 includes a rotating motor 801 fixed on the top surface of the outer cylinder 3, a driving wheel 802 is fixed at the output end of the rotating motor 801, a driven wheel 803 is fixed on the rear side of the inner cylinder 5 through a connecting piece, and a driving belt 804 is connected to the driven wheel 803 and the outer surface of the driving wheel 802 in a transmission manner.
The output end of the rotating motor 801 drives the driving wheel 802 to rotate, and the driven wheel 803 drives the inner cylinder 5 to rotate through the connecting piece under the transmission action of the transmission belt 804.
As a specific structure of the coupling, as shown in fig. 4, the coupling includes a coupling shaft 805 fixed to the driven wheel 803, and a coupling frame 806 fixed to the outer peripheral wall of the inner cylinder 5 is fixed to an end of the coupling shaft 805 away from the driven wheel 803.
In addition, as shown in fig. 6, a mounting bracket 807 rotatably connected to the outer side of the connecting shaft 805 through a bearing is fixed to the right end of the outer cylinder 3, and the inner cylinder 5 can be limited in the outer cylinder 3 through the connecting frame 806, the connecting shaft 805 and the connecting frame 806, and the inner cylinder 5 is driven to rotate in the outer cylinder 3 through a rotating structure 8.
In this embodiment, as shown in fig. 1-2, the ash absorbing structure 9 includes an ash absorbing pump 901 fixed on the frame 1, an ash absorbing hose 902 extending into the feed pipe 4 is fixed on an air inlet hole of the ash absorbing pump 901 through a pipeline, an ash discharging pipe 903 is fixed on an air outlet hole of the ash absorbing pump 901 through a pipeline, and the ash absorbing pump 901 can absorb dust in the barrel through the ash absorbing hose 902 and discharge the dust through the ash discharging pipe 903.
Through adopting above-mentioned sand material screening machine, realized the abundant screening to sand material, improved the screening efficiency of sand material, its concrete theory of operation is:
sand material enters the inner cylinder 5 through the feeding pipe 4, the output end of the rotating motor 801 drives the driving wheel 802 to rotate, under the transmission effect of the transmission belt 804, the driven wheel 803 drives the inner cylinder 5 to rotate through the connecting piece, when the rotating structure 8 drives the inner cylinder 5 to rotate, the material flow can be continuously rolled and screened for multiple times among the plurality of spiral blades 6 in the inner cylinder 5, so that the sand material is repeatedly rolled and slid to be fully dispersed and separated, fine sand passes through meshes on the inner cylinder 5 and is gathered into the discharging pipe 7 from the inclined bottom surface of the outer cylinder 3, and is discharged after being received by the receiving hopper 10, and coarse sand can be directly taken out from the feeding pipe 4 by opening the movable door after screening;
the arrangement of the supporting rod 201 and the tension spring 202 can effectively enlarge the vibration amplitude of the outer cylinder 3 when the device is operated, thereby being more beneficial to discharging fine sand from meshes on the inner cylinder 5, and the ash suction pump 901 can suck dust in the cylinder through the ash suction hose 902 and discharge the dust through the ash discharge pipe 903.
The control mode of the utility model is controlled by the controller, the control circuit of the controller can be realized by simple programming by a person skilled in the art, the supply of power also belongs to common knowledge in the art, and the utility model is mainly used for protecting the mechanical device, so the utility model does not explain the control mode and circuit connection in detail.
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 one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The sand screening machine is characterized by comprising a frame (1), wherein an outer cylinder (3) is arranged in the frame (1) through a supporting piece (2), an inner cylinder (5) is rotationally arranged in the outer cylinder (3), the middle part of the front end of the inner cylinder (5) protrudes forwards to form a feeding pipe (4), a plurality of circles of spiral blades (6) are fixed on the inner wall of the inner cylinder (5), a discharging pipe (7) is fixed on the rear side of the bottom of the outer cylinder (3), and a rotating structure (8) for driving the inner cylinder (5) to rotate is arranged on the outer cylinder (3);
the rotary structure (8) comprises a rotary motor (801) fixed on the top surface of the outer cylinder (3), a driving wheel (802) is fixed at the output end of the rotary motor (801), a driven wheel (803) is fixed on the rear side of the inner cylinder (5) through a connecting piece, and a transmission belt (804) is connected with the outer surfaces of the driven wheel (803) and the driving wheel (802) in a transmission manner.
2. A sand screening machine according to claim 1, wherein: the support piece (2) comprises a support rod (201) and a tension spring (202), one end of the support rod (201) is hinged to the outer side of the outer cylinder (3), the other end of the support rod (201) is hinged to the frame (1), one end of the tension spring (202) is fixed to the outer cylinder (3), and the other end of the tension spring (202) is fixed to the frame (1).
3. A sand screening machine according to claim 2, wherein: the number of the supporting rods (201) is eight, the supporting rods are distributed on the outer periphery of the outer cylinder (3) in a rectangular shape, and the number of the tension springs (202) is two, and the tension springs are distributed on the outer periphery of the outer cylinder (3) in a bilateral symmetry mode.
4. A sand screening machine according to claim 1, wherein: the connecting piece comprises a connecting shaft (805) fixed with the driven wheel (803), and a connecting frame (806) fixed with the outer peripheral wall of the inner cylinder (5) is fixed at one end of the connecting shaft (805) far away from the driven wheel (803).
5. A sand screening machine according to claim 4, wherein: the right end of the outer cylinder (3) is fixed with a mounting frame (807) which is rotationally connected with the outer side of the connecting shaft (805) through a bearing.
6. A sand screen apparatus as claimed in any one of claims 1 to 5, wherein: the machine frame (1) is also provided with an ash sucking structure (9), and a receiving hopper (10) positioned below the discharging pipe (7) is fixed on the machine frame (1).
7. A sand screening machine according to claim 6, wherein: the ash suction structure (9) comprises an ash suction pump (901) fixed on the frame (1), an ash suction hose (902) extending into the feed pipe (4) is fixed on an air inlet hole of the ash suction pump (901) through a pipeline, and an ash discharge pipe (903) is fixed on an air outlet hole of the ash suction pump (901) through a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321916064.7U CN220611204U (en) | 2023-07-20 | 2023-07-20 | Sand screening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321916064.7U CN220611204U (en) | 2023-07-20 | 2023-07-20 | Sand screening machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220611204U true CN220611204U (en) | 2024-03-19 |
Family
ID=90222659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321916064.7U Active CN220611204U (en) | 2023-07-20 | 2023-07-20 | Sand screening machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220611204U (en) |
-
2023
- 2023-07-20 CN CN202321916064.7U patent/CN220611204U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |