CN114669377A - Green sand screening device for building construction - Google Patents
Green sand screening device for building construction Download PDFInfo
- Publication number
- CN114669377A CN114669377A CN202210332239.3A CN202210332239A CN114669377A CN 114669377 A CN114669377 A CN 114669377A CN 202210332239 A CN202210332239 A CN 202210332239A CN 114669377 A CN114669377 A CN 114669377A
- Authority
- CN
- China
- Prior art keywords
- plate
- box body
- rotating shaft
- sieve plate
- screening device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/14—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/18—Knives; Mountings thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/22—Feed or discharge means
- B02C18/2216—Discharge means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
- B07B1/4663—Multi-layer screening surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention relates to a green and environment-friendly sand sieving device for building construction, which comprises a box body, a supporting plate, a linear displacement assembly, a multi-stage sieve plate and a discharging plate, wherein the top of the box body is provided with a feeding port; the four supporting plates are arranged in the box body in a sliding mode along the horizontal direction; the fixed part of the linear displacement assembly is connected with the box body, and the movable part is connected with the supporting plate; the multi-stage sieve plate is arranged in the box body and connected with the supporting plate; the discharge plate is arranged below the multi-stage sieve plate in the box body, and extends to the outside of the box body from a discharge port formed in the box body.
Description
Technical Field
The invention relates to the technical field of sand screening equipment, in particular to a green and environment-friendly sand screening device for building construction.
Background
The building refers to an asset formed by artificial construction, belongs to the category of fixed assets, and comprises two categories of houses and structures. A house is an engineered building for people to live, work, study, produce, manage, entertain, store goods, and perform other social activities. The difference from buildings is structures, which refer to engineering buildings other than houses, such as enclosing walls, roads, dams, wells, tunnels, water towers, bridges, chimneys, and the like. In construction work, sand is often used as a filler or an intermediate medium, and sand is one of the main constituent materials constituting concrete and mortar, which are bulk materials of civil engineering.
The thickness degree of sand refers to the average thickness degree of sand grains with different grain diameters mixed together, and generally comprises coarse sand, medium sand and fine sand, and the grain composition of sand refers to the proportion of large and small sand grains. If the sand with the same thickness is used, the gap is the largest, the sand with two grain sizes is matched, the gap is reduced to some extent, and the sand with three grain sizes is matched, so that the gap is smaller. Therefore, the porosity of the sand depends on the matching degree of the grain sizes of all levels of the sand materials, and the well-graded sand can save cement and improve the compactness and the strength of concrete and mortar.
Therefore, in the process of construction, sand needs to be screened into different grades, and the existing sand screening equipment cannot realize multi-grade screening at the same time, so that the screening efficiency is low.
Disclosure of Invention
The invention aims to solve the problem that the existing sand screening equipment cannot realize multi-stage screening at the same time, and provides a green and environment-friendly sand screening device for building construction.
The invention provides a green and environment-friendly sand screening device for building construction, which comprises:
the top of the box body is provided with a feeding port;
the four supporting plates are arranged in the box body in a sliding mode along the horizontal direction;
the fixed part of the linear displacement assembly is connected with the box body, and the movable part is connected with the supporting plate;
the multi-stage sieve plate is arranged in the box body and connected with the supporting plate;
go out the flitch, set up the below at the internal multistage sieve of box, it extends to the box outside to go out the discharge gate that the flitch was seted up from the box.
Preferably, a horizontal guide rail is arranged in the box body, and the bottom of the support plate is arranged in the guide rail in a sliding manner.
Preferably, the linear displacement subassembly includes first pivot, erects in the box, and first pivot is connected with the crank, and the one end that the crank deviates from first pivot is connected with the connecting rod, and the connecting rod is articulated with the backup pad, and a below one side of pan feeding mouth is erect and is equipped with the second pivot, and the global equipartition of second pivot is provided with a plurality of blades, and the second pivot is connected through first drive belt with first pivot.
Preferably, a sliding groove in the vertical direction is formed in the supporting plate, a vertical plate is arranged in the sliding groove, an elastic part is connected between the lower end of the vertical plate and the inner bottom surface of the sliding groove, and the end part of the multistage sieve plate is hinged to the vertical plate.
Preferably, multistage sieve includes first sieve, and its below is provided with the second sieve, and second sieve below is provided with connects the flitch, and first sieve, second sieve all are articulated with the riser with the both ends that connect the flitch, and first sieve, second sieve all are provided with out the flitch with the below that connects one side of flitch.
Preferably, one side of riser is connected with the rack, erects in the backup pad with rack engaged with gear, is equipped with volute spiral spring on being close to the gear shaft of first pivot one side, volute spiral spring coupling has the stay cord, and the other end and the crank of stay cord deviate from the one end of first pivot and are connected, are connected with the second drive belt between two gear shafts that the symmetry set up.
Preferably, the support plate is provided with a driving motor, an output shaft of the driving motor is connected with one of the gear shafts, and the driving motor is electrically connected with the power module.
Compared with the prior art, the green and environment-friendly sand screening device for building construction provided by the invention has the beneficial effects that:
1. according to the sand screening machine, the first screening plate, the second screening plate and the material receiving plate are arranged, so that sand can be screened into different multiple particle size grades according to requirements, and the working efficiency is improved.
2. According to the invention, the second rotating shaft and the blades are arranged below the feeding port, so that the multi-stage sieve plate can be driven to move left and right through the transmission structure in the feeding process, the sieving efficiency is further improved, and the multi-stage sieve plate is not required to be electrified and is more environment-friendly.
3. The multi-stage screening plate is provided with a gear rack structure, a gear shaft is connected with a crank through a pull rope, the crank rotates to drive the pull rope to pull the gear shaft to rotate forward for a certain angle and then rotate backward for a certain angle, the rack is driven to move up and down circularly, meanwhile, the two gear shafts are connected through a second transmission belt to enable the rack on the other side to move up and down in the opposite direction, the multi-stage screening plate is enabled to move up and down, and sand on the screening plate is screened fully.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a partial enlarged view of the invention at a in fig. 1.
Description of reference numerals:
1. a box body; 2. a guide rail; 3. a chute; 4. a support plate; 5. pulling a rope; 6. a crank; 7. a first rotating shaft; 8. a connecting rod; 9. a first drive belt; 10. a blade; 11. a second rotating shaft; 12. a feeding port; 13. a first screen deck; 14. a rack; 15. a vertical plate; 16. a crank; 17. a gear; 18. a gear shaft; 19. a second belt; 20. a discharge plate; 21. an elastic member; 22. a second screen deck; 23. a material receiving plate.
Detailed Description
The following detailed description of the present invention is provided in conjunction with fig. 1 and 2, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
As shown in fig. 1 and 2, the green and environment-friendly sand screening device for building construction provided by the invention comprises a box body 1, wherein the top of the box body 1 is provided with a feeding port 12; four vertical supporting plates 4 are arranged in the box body 1 in a sliding manner along the horizontal direction; the fixed part of the linear displacement assembly is connected with the box body 1, and the movable part is connected with the supporting plate 4 and used for driving the supporting plate 4 to move in the horizontal direction; the multistage sieve plate is arranged among the four supporting plates 4 in the box body 1 and is connected with the supporting plates 4; the discharge plate 20 is arranged below the multistage sieve plate in the box body 1, and the discharge plate 20 extends to the outside of the box body 1 from a discharge hole 16 formed in the box body 1.
When the screening device is used, the multistage screening plates are connected between the supporting plates 4, the linear displacement assembly drives the supporting plates 4 to move in the horizontal direction to drive the multistage screening plates to carry out multistage screening on sand, and the screened sand is discharged through the corresponding discharging plates 20.
Furthermore, a guide rail 2 in the horizontal direction is arranged in the box body 1, and the bottom of the support plate 4 is arranged in the guide rail 2 in a sliding mode, so that the support plate 4 can drive the multistage sieve plate to move conveniently.
Further, linear displacement subassembly includes first pivot 7, erects in box 1, and first pivot 7 is connected with crank 6, and the one end that crank 6 deviates from first pivot 7 is connected with connecting rod 8, and connecting rod 8 is articulated with backup pad 4, and one side of the below of pan feeding mouth 12 is erect and is equipped with second pivot 11, and the global equipartition of second pivot 11 is provided with a plurality of blades 10, and second pivot 11 is connected through first drive belt 9 with first pivot 7.
After the materials are fed into the feeding port 12, the gravity of the materials drives the blades 10 and the second rotating shaft 11 to rotate, the second rotating shaft drives the first rotating shaft 7 to rotate through the first driving belt 9, the first rotating shaft 7 drives the crank 6 to rotate, one end of the connecting rod 8 is hinged with the crank 6, the other end of the connecting rod 8 is hinged with the supporting plate 4, and therefore the connecting rod 8 drives the supporting plate 4 to reciprocate.
Furtherly, set up the spout 3 of vertical direction in the backup pad 4, be provided with riser 15 in the spout, be connected with elastic component 21 between the lower extreme of riser 15 and the interior bottom surface of spout 3, elastic component 21 selects the spring, and the tip and the riser 15 of multistage sieve are articulated.
The multi-stage sieve plate moves up and down under the action of the elastic piece 21 to increase the sieving speed while reciprocating left and right along with the support plate 4.
Further, the granule diameter grade that multistage sieve was sieved as required sets up, sets up multistage sieve as required in this embodiment to including first sieve 13, and its below is provided with second sieve 22, and second sieve 22 below is provided with connects flitch 23, and first sieve 13, second sieve 22 and the both ends that connect flitch 23 all articulate with riser 15, and the below of first sieve, second sieve 22 and the one side that connects flitch 23 all is provided with ejection of compact board 20.
Furthermore, in order to enable the screen plate to vertically bump and improve screening efficiency, one side of the vertical plate 15 is connected with a rack 14, a gear 17 meshed with the rack 14 is erected on the supporting plate 4, a volute spiral spring is sleeved on a gear shaft 18 close to one side of the first rotating shaft 7 and connected with a pull rope 5, the other end of the pull rope 5 is connected with one end, deviating from the first rotating shaft 7, of the crank 6, and a second transmission belt 19 is connected between the two symmetrically arranged gear shafts 18.
The crank 6 drives the support plate 4 to do reciprocating motion, simultaneously, the pull rope 5 is driven to enable the gear 17 to rotate forward for a certain angle and then rotate backward for a certain angle, and the rotation of the gear 17 drives the rack 14 to move up and down to drive the sieve plate to bump up and down.
The two gear shafts 18 are connected through a second transmission belt 19, so that the two gears 17 rotate in the same direction, the moving directions of the two racks 17 in the vertical direction are opposite, the sieve plate makes a pan-tossing movement on the sand, and the sieving efficiency is further improved.
Further, a driving motor is arranged on the supporting plate 4, an output shaft of the driving motor is connected with one gear shaft 18, and the driving motor is electrically connected with a power supply module.
After screening is completed, the driving motor is started to drive the gear shaft 18 to rotate to drive the rack 14 close to one side of the material receiving plate 20 to move downwards, the elastic part 21 is compressed when the gear shaft moves downwards, the gear 17 far away from one side of the material receiving plate 20 rotates in the same direction under the transmission action of the second transmission belt 19, the corresponding rack 14 moves upwards, screened sand is poured onto the material receiving plate 20, and discharging is completed.
Application method and working principle
The invention provides a green environment-friendly sand screening device for building construction, when in use, materials are poured into a box body 1 from a material inlet 12, blades 10 and a second rotating shaft 11 are driven to rotate under the action of the gravity of the materials, the second rotating shaft drives a first rotating shaft 7 to rotate the first rotating shaft 7 through a first transmission belt 9 to drive a crank 6 to rotate, one end of a connecting rod 8 is hinged with the crank 6, the other end of the connecting rod is hinged with a supporting plate 4, the connecting rod 8 drives the supporting plate 4 to reciprocate, the pull rope 5 is driven to enable a gear 17 to rotate forward for a certain angle and then rotate backward for a certain angle while the crank 6 drives the supporting plate 4 to reciprocate, the circulation is repeated, the gear 17 rotates to drive a rack 14 to move up and down to drive a screen plate to bump up and down, two gear shafts 18 are connected through a second transmission belt 19 to enable the two gears 17 to rotate in the same direction, so that the moving directions of the two racks 17 in the vertical direction are opposite, make the sieve do the top pot motion to the grit, further improve screening efficiency, when the screening is accomplished the back, start driving motor drive gear shaft 18 and rotate and drive and be close to the rack 14 that connects flitch 20 one side and move down, compress elastic component 21 when moving down, deviate from under the transmission of second drive belt 19 and connect the gear 17 syntropy rotation of flitch 20 one side for corresponding rack 14 moves up, will sieve the good grit and fall to on connecing flitch 20, accomplish the ejection of compact.
In summary, the first sieve plate, the second sieve plate and the material receiving plate are arranged, so that sand can be screened into different particle size grades according to needs, the working efficiency is improved, the second rotating shaft and the blades are arranged below the material inlet, the multistage sieve plate can be driven to move left and right through the transmission structure in the feeding process, the screening efficiency is further improved, power is not needed, and the environment is protected.
The above disclosure is only for the preferred embodiments of the present invention, but the embodiments of the present invention are not limited thereto, and any variations that can be considered by those skilled in the art are within the scope of the present invention.
Claims (7)
1. The utility model provides a green sand screening device for construction, its characterized in that includes:
the top of the box body (1) is provided with a feeding port (12);
the four supporting plates (4) are arranged in the box body (1) in a sliding mode along the horizontal direction;
the fixed part of the linear displacement assembly is connected with the box body (1), and the movable part is connected with the supporting plate (4);
the multi-stage sieve plate is arranged in the box body (1) and is connected with the supporting plate (4);
the discharging plate (20) is arranged below the multi-stage sieve plate in the box body (1), and the discharging plate (20) extends to the outside of the box body (1) from a discharging hole (16) formed in the box body (1).
2. An environment-friendly sand screening device for building construction as claimed in claim 1, wherein a horizontal guide rail (2) is arranged in the box body (1), and the bottom of the support plate (4) is slidably arranged in the guide rail (2).
3. The green and environment-friendly sand screening device for building construction as claimed in claim 1, wherein the linear displacement assembly comprises a first rotating shaft (7) erected in the box body (1), the first rotating shaft (7) is connected with a crank (6), one end of the crank (6) departing from the first rotating shaft (7) is connected with a connecting rod (8), the connecting rod (8) is hinged with the supporting plate (4), a second rotating shaft (11) is arranged on one side frame below the feeding port (12), a plurality of blades (10) are uniformly distributed on the circumferential surface of the second rotating shaft (11), and the second rotating shaft (11) is connected with the first rotating shaft (7) through a first transmission belt (9).
4. The green environment-friendly sand screening device for building construction as claimed in claim 3, wherein a chute (3) in the vertical direction is formed in the supporting plate (4), a vertical plate (15) is arranged in the chute, an elastic member (21) is connected between the lower end of the vertical plate (15) and the inner bottom surface of the chute (3), and the end part of the multistage screen plate is hinged to the vertical plate (15).
5. The green environment-friendly sand screening device for building construction as claimed in claim 4, wherein the multistage sieve plate comprises a first sieve plate (13), a second sieve plate (22) is arranged below the first sieve plate, a material receiving plate (23) is arranged below the second sieve plate (22), two ends of the first sieve plate (13), the second sieve plate (22) and the material receiving plate (23) are hinged with a vertical plate (15), and a material discharging plate (20) is arranged below one side of the first sieve plate, the second sieve plate (22) and the material receiving plate (23).
6. The green environment-friendly sand screening device for building construction as claimed in claim 4, wherein one side of the vertical plate (15) is connected with a rack (14), a gear (17) meshed with the rack (14) is erected on the supporting plate (4), a volute spiral spring is sleeved on the gear shaft (18) close to one side of the first rotating shaft (7), the volute spiral spring is connected with the pull rope (5), the other end of the pull rope (5) is connected with one end of the crank (6) departing from the first rotating shaft (7), and a second transmission belt (19) is connected between the two symmetrically arranged gear shafts (18).
7. An environment-friendly sand screening device for building construction as claimed in claim 6, wherein the support plate (4) is provided with a driving motor, an output shaft of the driving motor is connected with one of the gear shafts (18), and the driving motor is electrically connected with a power module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210332239.3A CN114669377A (en) | 2022-03-31 | 2022-03-31 | Green sand screening device for building construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210332239.3A CN114669377A (en) | 2022-03-31 | 2022-03-31 | Green sand screening device for building construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114669377A true CN114669377A (en) | 2022-06-28 |
Family
ID=82076716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210332239.3A Withdrawn CN114669377A (en) | 2022-03-31 | 2022-03-31 | Green sand screening device for building construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114669377A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115318629A (en) * | 2022-07-15 | 2022-11-11 | 宁波市江北新丰粮食机械有限公司 | Grain sieving mechanism with edulcoration function |
-
2022
- 2022-03-31 CN CN202210332239.3A patent/CN114669377A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115318629A (en) * | 2022-07-15 | 2022-11-11 | 宁波市江北新丰粮食机械有限公司 | Grain sieving mechanism with edulcoration function |
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| PB01 | Publication | ||
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Application publication date: 20220628 |
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| WW01 | Invention patent application withdrawn after publication |