CN118002459B - Sand sieving mechanism is used in urban construction - Google Patents
Sand sieving mechanism is used in urban construction Download PDFInfo
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- CN118002459B CN118002459B CN202410422105.XA CN202410422105A CN118002459B CN 118002459 B CN118002459 B CN 118002459B CN 202410422105 A CN202410422105 A CN 202410422105A CN 118002459 B CN118002459 B CN 118002459B
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- 239000004576 sand Substances 0.000 title claims abstract description 78
- 238000010276 construction Methods 0.000 title claims abstract description 23
- 238000007873 sieving Methods 0.000 title claims description 4
- 239000000463 material Substances 0.000 claims abstract description 101
- 238000012216 screening Methods 0.000 claims abstract description 34
- 230000000149 penetrating effect Effects 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims description 39
- 230000000903 blocking effect Effects 0.000 claims description 11
- 230000035939 shock Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000008054 signal transmission Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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Abstract
The invention relates to the technical field of urban construction, in particular to a sand screening device for urban construction, which comprises a material conveying support plate, wherein a material conveying belt is rotatably arranged on the material conveying support plate, a limiting frame is fixedly arranged on one side of the material conveying support plate, a feeding hole is formed in the position, close to the bottom end, of the limiting frame in a penetrating manner, an agitating mechanism is arranged on one side, far away from the material conveying support plate, of the limiting frame, and a material storage frame is fixedly arranged on one side, far away from the material conveying support plate, of the limiting frame; the beneficial effects of the invention are as follows: through the position that is close to the bottom in limit frame side of keeping away from defeated material extension board to make it be connected with pushing away the flitch, when the sand that is close to limit frame side in the storage frame is transported the back, the pressure sensor senses, and gives the actuating mechanism of signal transmission for pushing away the flitch and make the direction removal to limit frame of pushing away the flitch, make the sand in the storage frame remove the position of feed inlet, this setting can remove artifical reinforced, has promoted the automation of this device.
Description
Technical Field
The invention relates to the technical field of urban construction, in particular to a sand screening device for urban construction.
Background
Urban construction is based on planning, urban living environment is modified through construction engineering, all material facilities in the urban system are constructed, the content of urban construction comprises the physical states of all material facilities in the urban system, the urban construction is basic and staged work for creating good conditions for urban management, the urban construction is a special economic work with obvious procedural and periodicity, and a large amount of concrete is needed to be mixed in urban construction, namely sand is needed to be screened.
The Chinese patent document CN 108636785B discloses a sand screening device for construction, which comprises a bottom plate, supporting legs, supporting rods, guide sleeves, a net frame and the like; the four corners of the bottom plate are provided with supporting legs, the middle of the bottom plate is provided with an opening, the front side of the top of the bottom plate is provided with two supporting rods, the rear side of the top of the bottom plate is provided with two supporting rods, and the top ends of the four supporting rods are provided with guide sleeves; according to the invention, the first motor drives the screen frame to move left and right continuously, and an operator adds sand into the screen frame, so that sand can be screened, and the cam drives the frame to shake continuously, so that fine sand in the frame can be discharged to the right of the sand screening machine, and the effects of relatively high sand separation speed and relatively uniform sand separation speed are achieved.
The device disclosed above can screen sand, but when actual operation, need operating personnel to add the sand to the screen frame, if the interpolation is faster, the sand is piled easily, is difficult for the screening, if the interpolation is slower, follows the screening speed of device, and efficiency becomes low, not only extravagant manual work, still unable control sand's addition speed.
Therefore, there is a need for a sand screening device for urban construction to solve the above problems.
Disclosure of Invention
In order to solve the problems, namely the problems that the existing screening device not only wastes labor but also cannot control the adding speed of sand, the invention provides the sand screening device for urban construction.
The utility model provides a sand sieving mechanism for urban construction, includes the defeated material extension board, rotate on the defeated material extension board and install defeated material belt, one side fixed mounting of defeated material extension board has the restriction frame, the position that the restriction frame is close to the bottom runs through and has seted up the feed port, the restriction frame is kept away from one side of defeated material extension board is provided with stirring mechanism, the restriction frame is kept away from one side fixed mounting of defeated material extension board has the storage frame, the inside slidable mounting of storage frame has the pushing plate, the restriction frame is kept away from one side of defeated material extension board is close to the position of bottom and is provided with pressure sensor, pressure sensor with the pushing plate is connected, one side that the defeated material extension board is kept away from the restriction frame is provided with screening mechanism; through the position that is close to the bottom in limit frame side of keeping away from defeated material extension board to make it be connected with pushing away the flitch, when the sand that is close to limit frame side in the storage frame is transported the back, the pressure sensor senses, and gives the actuating mechanism of signal transmission for pushing away the flitch and make the direction removal to limit frame of pushing away the flitch, make the sand in the storage frame remove the position of feed inlet, this setting can remove artifical reinforced, has promoted the automation of this device.
Preferably, the material conveying support plate is 7-shaped, belt perforations are formed in the material conveying support plate in a penetrating manner at positions close to the bottom, belt shafts are rotatably arranged at the top end of the material conveying support plate and in the belt perforations, a second motor is fixedly arranged at one side of the material conveying support plate, one end of each belt shaft in each belt perforation is fixedly connected with an output shaft of the second motor in a coaxial manner, the two belt shafts are in transmission connection through the material conveying belt, and a plurality of blocking strips are fixedly arranged on the outer surface of the material conveying belt; the second motor rotates through the driving belt shaft and drives the material conveying belt to drive, sand entering the space between the limiting frame and the material conveying support plate from the feeding hole is conveyed to the screening mechanism through carrying of the blocking strip.
Preferably, one side of the limiting frame is a cambered surface matched with the material conveying support plate and is a through end, the distance between the inner surface of the limiting frame and the material conveying support plate is equal to the width of the blocking strip, a material stirring rotating plate is rotatably arranged in the feeding hole, part of the material stirring rotating plate stretches into the outside of the limiting frame, and the end part of the material stirring rotating plate is in transmission connection with the end part of the belt shaft through a linkage chain; through the outside at defeated material extension board sets up the restriction frame to make the internal surface of restriction frame and defeated material extension board between the distance equal to the width of blocking strip, when carrying sand, the restriction frame not only can prevent that sand from dropping midway, can also guarantee the stability of carrying sand quantity, and the setting of dialling material commentaries on classics board can guarantee that sand can get into the inside of restriction frame, and wherein the setting of linkage chain can guarantee that defeated material belt is dialled material commentaries on classics board and also can synchronous operation when the operation.
Preferably, the stirring mechanism comprises an inward sinking groove, the inward sinking groove is vertically arranged on the outer side of the limiting frame, a stirring shaft is rotatably arranged in the inward sinking groove, a plurality of stirring rods are fixedly arranged on the outer surface of the stirring shaft, a third motor is fixedly arranged at the top of the limiting frame, and an output shaft of the third motor is coaxially and fixedly connected with the top end of the stirring shaft; through setting up the stirring pole at the surface of restriction frame, when pushing away the position promotion of the sand in the flitch will storing frame to the restriction frame, if sand is inseparabler with the contact of restriction frame, the condition that can't fall just probably appears to the sand, and then leads to the sand to be unable to be dialled into the condition in the restriction frame by the stirring commentaries on classics board, drives the rotation of stirring pole through the stirring axle this moment, can make the sand become flexible, and then makes the sand drop.
Preferably, the screw rod is horizontally rotatably installed in the storage frame at positions close to two sides, the screw rod penetrates through the pushing plate, the screw rod is in threaded connection with the pushing plate, a fourth motor is fixedly installed outside the storage frame, an output shaft of the fourth motor is fixedly connected with one end of the screw rod in a coaxial mode, the fourth motor is electrically connected with the pressure sensor through a controller, stable sliding rods are fixedly installed above and below the screw rod, the stable sliding rods penetrate through the pushing plate, and the stable sliding rods are in sliding connection with the pushing plate; when the pressure sensor senses that the pressure outside the limiting frame is reduced to a set value, the fourth motor operates, and the pushing plate is driven to slide through the screw rod to push sand.
Preferably, the screening mechanism comprises a chassis, the chassis is fixedly installed at the bottom end of one side, deviating from the storage frame, of the material conveying support plate, a support plate and a support ring are fixedly installed on the upper surface of the chassis through two lifting plates, the support ring is located between the support plate and the material conveying support plate, and an inner screen drum is rotatably installed between the support plate and the support ring.
Preferably, a discharge hole is formed in the support plate at a position close to the bottom in a penetrating manner, the lower surface of the discharge hole is flush with the inner surface of the inner screen cylinder, a first motor is fixedly arranged in the middle of the outer surface of the support plate, a driving shaft is coaxially and fixedly arranged on an output shaft of the first motor, one end of the driving shaft penetrates through the support plate and stretches into the inner screen cylinder, a driving rod is fixedly arranged on the outer surface of the driving shaft, and the outer end of the driving rod is fixedly connected with the inner surface of the inner screen cylinder; through the rotation of first motor, can drive interior screen drum, make interior screen drum rotate, and then screen sand in the interior screen drum.
Preferably, a feeding pipe is fixedly arranged on one side, far away from the supporting plate, of the supporting ring, the feeding pipe is inclined, a receiving hopper is fixedly arranged at the top end of the feeding pipe, and the receiving hopper is positioned right below the top end of the material conveying supporting plate; sand is conveyed to the top end by a conveying belt and then falls into a receiving hopper, and then enters the inner screen cylinder through a obliquely arranged feeding pipe.
Preferably, the outer surfaces of the supporting plate and the supporting ring are both rotatably provided with a rotating ring, the outer surface of the rotating ring is fixedly provided with an outer screen cylinder through a diameter expanding rod, the diameter of a grid hole of the outer screen cylinder is smaller than that of a grid hole of the inner screen cylinder, the inner screen cylinder is positioned in the outer screen cylinder, and one end, close to the supporting ring, of the inner surface of the outer screen cylinder is fixedly connected with the outer surface of the inner screen cylinder through a linkage rod; the sand screened by the inner screen cylinder falls into the outer screen cylinder with smaller grid holes for screening, so that the screening quality can be improved, a certain distance is reserved between the outer screen cylinder and the rotating ring, and the filtered larger particles can be taken out.
Preferably, the inner side of the supporting plate is close to the top and fixedly provided with a shock block through an extension rod, and the inner surface of the outer screen cylinder and the outer surface of the inner screen cylinder are fixedly provided with protruding blocks; through set up the outer screen cylinder that the net hole is littleer in the outside of interior screen cylinder, can carry out secondary screening to the sand, can improve screening quality, through set up fixed jar piece in the backup pad to set up at the internal surface of outer screen cylinder and the surface of interior screen cylinder and follow pivoted protruding piece, can make jar piece strike protruding piece, can prevent that sand from adhering to interior screen cylinder and outer screen cylinder.
The beneficial effects of the invention are as follows:
1. according to the invention, the pressure sensor is arranged at the position, close to the bottom, of one side, close to the material conveying support plate, of the limiting frame and is connected with the material pushing plate, after sand, close to one side, of the limiting frame, in the material storage frame is transported, the pressure sensor senses the sand, and a signal is transmitted to the driving mechanism of the material pushing plate, so that the material pushing plate moves towards the direction of the limiting frame, the sand in the material storage frame moves to the position of the material feeding hole, manual feeding can be omitted, and automation of the device is improved.
2. According to the invention, the stirring rod is arranged on the outer surface of the limiting frame, when the pushing plate pushes sand in the storage frame to the position of the limiting frame, if the sand is in tight contact with the limiting frame, the sand can possibly fall down, so that the sand can not be pushed into the limiting frame by the stirring rotating plate, and at the moment, the stirring rod is driven to rotate by the stirring shaft, so that the sand can be loosened, and the sand can fall down.
3. According to the invention, the outer screen cylinder with smaller grid holes is arranged outside the inner screen cylinder, so that secondary screening can be performed on sand, screening quality can be improved, and the fixed shock blocks are arranged on the supporting plate, and the bump blocks which rotate along with the inner surface of the outer screen cylinder and the outer surface of the inner screen cylinder are arranged on the inner surface of the outer screen cylinder, so that the shock blocks knock the bump blocks, and sand can be prevented from adhering to the inner screen cylinder and the outer screen cylinder.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of a screening mechanism according to the present invention;
FIG. 3 is a schematic cross-sectional view of a screening mechanism according to the present invention;
FIG. 4 is a schematic view of the structure of the support plate of the present invention;
FIG. 5 is a schematic view of a bump block structure according to the present invention;
FIG. 6 is a schematic view of a storage frame according to the present invention;
FIG. 7 is a schematic view of the material conveying unit structure of the present invention;
FIG. 8 is a schematic view of a material conveying support plate structure according to the present invention;
FIG. 9 is a schematic view of a conveyor belt according to the present invention;
FIG. 10 is a schematic view of a limiting frame structure of the present invention.
In the figure:
1. A material conveying support plate; 2. a material conveying belt; 3. a limiting frame; 4. a feed hole; 5. a storage frame; 6. a pushing plate; 7. a pressure sensor; 8. perforating the belt; 9. a belt shaft; 10. a second motor; 11. a blocking strip; 12. a stirring rotating plate; 13. a linkage chain; 14. an invagination groove; 15. a stirring shaft; 16. an agitating rod; 17. a third motor; 18. a screw; 19. a fourth motor; 20. a stabilizing slide bar; 21. a chassis; 22. raising the plate; 23. a support plate; 24. a support ring; 25. an inner screen drum; 26. a discharge port; 27. a first motor; 28. a drive shaft; 29. a driving rod; 30. a feed pipe; 31. a receiving hopper; 32. a rotating ring; 33. a diameter-expanding rod; 34. an outer screen drum; 35. a linkage rod; 36. an extension rod; 37. a jar block; 38. and (5) a protruding block.
Detailed Description
Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present invention, and are not intended to limit the scope of the present invention.
As shown in fig. 1 and 6, the embodiment of the invention discloses a sand screening device for urban construction, which comprises a material conveying support plate 1, wherein a material conveying belt 2 is rotatably arranged on the material conveying support plate 1, a limiting frame 3 is fixedly arranged on one side of the material conveying support plate 1, a feeding hole 4 is formed in a penetrating manner at the position, close to the bottom end, of the limiting frame 3, a stirring mechanism is arranged on one side, far away from the material conveying support plate 1, of the limiting frame 3, a material storage frame 5 is fixedly arranged on one side, far away from the material conveying support plate 1, of the limiting frame 3, a material pushing plate 6 is slidably arranged in the material storage frame 5, a pressure sensor 7 is arranged at the position, close to the bottom, of one side, far away from the material conveying support plate 1, of the limiting frame 3, a pressure sensor 7 is connected with the material pushing plate 6, and a screening mechanism is arranged on one side, far away from the limiting frame 3, of the material conveying support plate 3; through the position that is close to the bottom in limit frame 3 one side of keeping away from defeated material extension board 1 sets up pressure sensor 7 to make it be connected with pushing plate 6, when the sand that is close to limit frame 3 one side in the storage frame 5 is transported the back, pressure sensor 7 senses, and give the actuating mechanism of pushing plate 6 with signal transmission make pushing plate 6 remove to the direction of limit frame 3, make the sand in the storage frame 5 remove the position of feed port 4, this setting can remove artifical reinforced, the automation of this device has been promoted.
As shown in fig. 8-9, the material conveying support plate 1 is 7-shaped, a belt perforation 8 is arranged on the material conveying support plate 1 near the bottom in a penetrating way, a belt shaft 9 is rotatably arranged at the top end of the material conveying support plate 1 and the inside of the belt perforation 8, a second motor 10 is fixedly arranged at one side of the material conveying support plate 1, one end of the belt shaft 9 in the belt perforation 8 is fixedly connected with an output shaft of the second motor 10 in a coaxial way, the two belt shafts 9 are in transmission connection through a material conveying belt 2, and a plurality of blocking strips 11 are fixedly arranged on the outer surface of the material conveying belt 2; the second motor 10 rotates through the driving belt shaft 9to drive the material conveying belt 2 to drive, sand entering the space between the limiting frame 3 and the material conveying support plate 1 from the feeding hole 4 is conveyed to the screening mechanism through carrying of the blocking strip 11.
As shown in fig. 7 and 10, one side of the limiting frame 3 is a cambered surface matched with the material conveying support plate 1 and is a through end, the distance between the inner surface of the limiting frame 3 and the material conveying support plate 1 is equal to the width of the blocking strip 11, a material stirring rotating plate 12 is rotatably arranged in the feeding hole 4, part of the material stirring rotating plate 12 stretches into the outside of the limiting frame 3, and the end part of the material stirring rotating plate 12 is in transmission connection with the end part of the belt shaft 9 through a linkage chain 13; through setting up restriction frame 3 in the outside of defeated material extension board 1 to make the internal surface of restriction frame 3 and defeated material extension board 1 between the distance equal to the width of blocking strip 11, when carrying sand, restriction frame 3 not only can prevent that sand from dropping midway, can also guarantee the stability of carrying sand quantity, the setting of dialling material transfer board 12 can guarantee that sand can get into the inside of restriction frame 3, wherein the setting of linkage chain 13 can guarantee that defeated material belt 2 is dialling material transfer board 12 also can synchronous operation when the operation.
As shown in fig. 10, the stirring mechanism comprises an invagination groove 14, the invagination groove 14 is vertically arranged at the outer side of the limiting frame 3, a stirring shaft 15 is rotatably arranged in the invagination groove 14, a plurality of stirring rods 16 are fixedly arranged on the outer surface of the stirring shaft 15, a third motor 17 is fixedly arranged at the top of the limiting frame 3, and an output shaft of the third motor 17 is coaxially and fixedly connected with the top end of the stirring shaft 15; through setting up puddler 16 at the surface of restriction frame 3, when pushing away the position promotion of flitch 6 with the sand in the storage frame 5 to restriction frame 3, if the contact of sand and restriction frame 3 is inseparable, the condition that can't fall just probably appears to the sand, and then leads to the sand to be unable to be dialled into the condition in the restriction frame 3 by stirring rotor plate 12, drives the rotation of puddler 16 through stirring axle 15 this moment, can make the sand become flexible, and then makes the sand drop.
As shown in fig. 1, the screw rods 18 are horizontally and rotatably installed in the storage frame 5 at positions close to two sides, the screw rods 18 penetrate through the pushing plate 6, the screw rods 18 are in threaded connection with the pushing plate 6, a fourth motor 19 is fixedly installed outside the storage frame 5, an output shaft of the fourth motor 19 is fixedly connected with one end of the screw rods 18 in a coaxial mode, the fourth motor 19 is electrically connected with the pressure sensor 7 through a controller, a stable sliding rod 20 is fixedly installed above and below the screw rods 18, the stable sliding rod 20 penetrates through the pushing plate 6, and the stable sliding rod 20 is in sliding connection with the pushing plate 6; when the pressure sensor 7 senses that the pressure outside the limiting frame 3 is reduced to a set value, the fourth motor 19 operates, and the pushing plate 6 is driven to slide through the screw 18 to push sand.
As shown in fig. 2-3, the screening mechanism comprises a chassis 21, the chassis 21 is fixedly arranged at the bottom end of one side, away from the storage frame 5, of the material conveying support plate 1, a support plate 23 and a support ring 24 are fixedly arranged on the upper surface of the chassis 21 through two lifting plates 22, the support ring 24 is positioned between the support plate 23 and the material conveying support plate 1, and an inner screen drum 25 is rotatably arranged between the support plate 23 and the support ring 24.
As shown in fig. 3-4, a discharge hole 26 is formed in the support plate 23 near the bottom in a penetrating manner, the lower surface of the discharge hole 26 is flush with the inner surface of the inner screen drum 25, a first motor 27 is fixedly arranged in the middle of the outer surface of the support plate 23, a driving shaft 28 is coaxially and fixedly arranged on the output shaft of the first motor 27, one end of the driving shaft 28 penetrates through the support plate 23 and stretches into the inner screen drum 25, a driving rod 29 is fixedly arranged on the outer surface of the driving shaft 28, and the outer end of the driving rod 29 is fixedly connected with the inner surface of the inner screen drum 25; by the rotation of the first motor 27, the inner screen drum 25 can be driven, so that the inner screen drum 25 rotates, and sand in the inner screen drum 25 is screened.
As shown in fig. 2, a feeding pipe 30 is fixedly arranged on one side, far away from the supporting plate 23, of the supporting ring 24, the feeding pipe 30 is inclined, a receiving hopper 31 is fixedly arranged at the top end of the feeding pipe 30, and the receiving hopper 31 is positioned right below the top end of the material conveying support plate 1; sand is transported to the top end by the conveyor belt 2 and falls into the receiving hopper 31 and then enters the inner screen drum 25 through the obliquely arranged feed pipe 30.
As shown in fig. 3, the outer surfaces of the supporting plate 23 and the supporting ring 24 are both rotatably provided with a rotating ring 32, the outer surface of the rotating ring 32 is fixedly provided with an outer screen drum 34 through a diameter expanding rod 33, the diameter of a grid hole of the outer screen drum 34 is smaller than that of a grid hole of the inner screen drum 25, the inner screen drum 25 is positioned in the outer screen drum 34, and one end, close to the supporting ring 24, of the inner surface of the outer screen drum 34 is fixedly connected with the outer surface of the inner screen drum 25 through a linkage rod 35; the sand screened by the inner screen drum 25 falls into the outer screen drum 34 with smaller grid holes for screening, so that the screening quality can be improved, a certain distance is reserved between the outer screen drum 34 and the rotating ring 32, and the filtered larger particles can be taken out.
As shown in fig. 3 and 5, a shock block 37 is fixedly installed at a position near the top inside the support plate 23 through an extension rod 36, and a protrusion block 38 is fixedly installed at both the inner surface of the outer screen cylinder 34 and the outer surface of the inner screen cylinder 25; the sand can be secondarily screened by arranging the outer screen cylinder 34 with smaller mesh holes outside the inner screen cylinder 25, screening quality can be improved, and the sand can be prevented from adhering to the inner screen cylinder 25 and the outer screen cylinder 34 by arranging the fixed shock block 37 on the support plate 23 and arranging the following-rotation bump block 38 on the inner surface of the outer screen cylinder 34 and the outer surface of the inner screen cylinder 25, so that the shock block 37 can knock the bump block 38.
It should be noted that, in the description of the present invention, terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, which indicate directions or positional relationships, are based on the directions or positional relationships shown in the drawings, are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; 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 invention can be understood by those skilled in the art according to the specific circumstances.
The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus/means 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, article, or apparatus/means.
Thus far, the technical solution of the present invention has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present invention is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present invention, and such modifications and substitutions will fall within the scope of the present invention.
Claims (6)
1. The utility model provides a sand sieving mechanism for urban construction, its characterized in that includes defeated material extension board (1), it installs defeated material belt (2) to rotate on defeated material extension board (1), one side fixed mounting of defeated material extension board (1) has restriction frame (3), restriction frame (3) are close to the position of bottom and have run through and have seted up feed port (4), restriction frame (3) keep away from one side of defeated material extension board (1) is provided with stirring mechanism, restriction frame (3) keep away from one side of defeated material extension board (1) fixed mounting has storage frame (5), the inside slidable mounting of storage frame (5) has pushing away material board (6), restriction frame (3) keep away from one side of defeated material extension board (1) is close to the position of bottom and is provided with pressure sensor (7), pressure sensor (7) are connected with pushing away from one side of restriction frame (3) is provided with screening mechanism;
the conveying support plate (1) is 7-shaped, belt perforations (8) are formed in the position, close to the bottom, of the conveying support plate (1) in a penetrating mode, belt shafts (9) are rotatably arranged at the top end of the conveying support plate (1) and in the belt perforations (8), a second motor (10) is fixedly arranged on one side of the conveying support plate (1), one end of each belt shaft (9) in each belt perforation (8) is fixedly connected with an output shaft of the corresponding second motor (10) in a coaxial mode, the two belt shafts (9) are in transmission connection through the conveying belt (2), and a plurality of blocking strips (11) are fixedly arranged on the outer surface of the conveying belt (2);
One side of the limiting frame (3) is a cambered surface matched with the material conveying support plate (1) and is a through end, the distance between the inner surface of the limiting frame (3) and the material conveying support plate (1) is equal to the width of the blocking strip (11), a material stirring rotating plate (12) is rotatably arranged in the feeding hole (4), part of the material stirring rotating plate (12) stretches into the outer part of the limiting frame (3), and the end part of the material stirring rotating plate (12) is in transmission connection with the end part of the belt shaft (9) through a linkage chain (13);
The stirring mechanism comprises an inward sink groove (14), the inward sink groove (14) is vertically arranged on the outer side of the limiting frame (3), a stirring shaft (15) is rotatably arranged in the inward sink groove (14), a plurality of stirring rods (16) are fixedly arranged on the outer surface of the stirring shaft (15), a third motor (17) is fixedly arranged at the top of the limiting frame (3), and an output shaft of the third motor (17) is coaxially and fixedly connected with the top end of the stirring shaft (15);
The inside of storage frame (5) is close to the equal horizontal rotation of position of both sides and installs screw rod (18), screw rod (18) run through push away flitch (6) setting, just screw rod (18) with push away flitch (6) threaded connection, the outside fixed mounting of storage frame (5) has fourth motor (19), the output shaft of fourth motor (19) with the coaxial fixed connection of one end of screw rod (18), fourth motor (19) pass through the controller with pressure sensor (7) electric connection, the top and the below of screw rod (18) are all fixed mounting have stable slide bar (20), stable slide bar (20) run through push away flitch (6) setting, just stable slide bar (20) with push away flitch (6) sliding connection.
2. The sand screening device for urban construction according to claim 1, characterized in that the screening mechanism comprises a chassis (21), the chassis (21) is fixedly installed at the bottom end of one side, deviating from the material storage frame (5), of the material conveying support plate (1), a support plate (23) and a support ring (24) are fixedly installed on the upper surface of the chassis (21) through two lifting plates (22), the support ring (24) is located between the support plate (23) and the material conveying support plate (1), and an inner screen drum (25) is rotatably installed between the support plate (23) and the support ring (24).
3. The sand screening device for urban construction according to claim 2, wherein a discharge hole (26) is formed in the support plate (23) at a position close to the bottom in a penetrating manner, the lower surface of the discharge hole (26) is flush with the inner surface of the inner screen drum (25), a first motor (27) is fixedly arranged in the middle of the outer surface of the support plate (23), a driving shaft (28) is fixedly arranged on an output shaft of the first motor (27) in a coaxial manner, one end of the driving shaft (28) penetrates through the support plate (23) and stretches into the inner screen drum (25), a driving rod (29) is fixedly arranged on the outer surface of the driving shaft (28), and the outer end of the driving rod (29) is fixedly connected with the inner surface of the inner screen drum (25).
4. A sand screening device for urban construction according to claim 3, characterized in that, one side of the supporting ring (24) away from the supporting plate (23) is fixedly provided with a feeding pipe (30), the feeding pipe (30) is inclined, the top end of the feeding pipe (30) is fixedly provided with a receiving hopper (31), and the receiving hopper (31) is positioned under the top end of the feeding support plate (1).
5. The sand screening device for urban construction according to claim 4, wherein the support plate (23) and the outer surface of the support ring (24) are both rotatably provided with a rotating ring (32), the outer surface of the rotating ring (32) is fixedly provided with an outer screen drum (34) through a diameter expanding rod (33), the mesh hole diameter of the outer screen drum (34) is smaller than that of the inner screen drum (25), the inner screen drum (25) is positioned in the outer screen drum (34), and one end, close to the support ring (24), of the inner surface of the outer screen drum (34) is fixedly connected with the outer surface of the inner screen drum (25) through a linkage rod (35).
6. The sand screening device for urban construction according to claim 5, characterized in that a shock block (37) is fixedly installed at a position, close to the top, of the inner side of the supporting plate (23) through an extension rod (36), and protruding blocks (38) are fixedly installed on the inner surface of the outer screen cylinder (34) and the outer surface of the inner screen cylinder (25).
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN217474030U (en) * | 2022-05-06 | 2022-09-23 | 江苏鑫环球建设工程有限公司 | Automatic screening sand machine for building engineering of material loading |
| CN219669556U (en) * | 2023-05-29 | 2023-09-12 | 江西赣州国泰特种化工有限责任公司 | Feeding mechanism for underground emulsion explosive loading vehicle |
| CN220559742U (en) * | 2023-08-14 | 2024-03-08 | 吕虎 | Sand and stone separator for building |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200165459Y1 (en) * | 1999-07-23 | 2000-02-15 | 구진섭 | Device paving box with soil for sowing seed rice |
| JP2005042510A (en) * | 2003-07-25 | 2005-02-17 | Tanaka Giken Kk | Soil conditioning machine |
| CN202893640U (en) * | 2012-09-30 | 2013-04-24 | 广西新方向化学工业有限公司 | Automatic cleaning slewing sieve |
| CN215363857U (en) * | 2021-04-30 | 2021-12-31 | 杭州博可生物科技股份有限公司 | Feeding system of barley green capsule machine |
| CN216736576U (en) * | 2022-01-21 | 2022-06-14 | 科莱新材料技术(广州)有限公司 | Raw materials conveyer is used in polyurethane production |
| CN114558768B (en) * | 2022-04-11 | 2023-03-24 | 新昌县均一机械有限公司 | Tealeaves material loading screening all-in-one |
| CN115339852A (en) * | 2022-07-25 | 2022-11-15 | 亳州城建汉广中医药初加工有限公司 | A circulation feed arrangement for chinese-medicinal material desquamation |
| CN219408463U (en) * | 2023-02-16 | 2023-07-25 | 重庆荣塑新材料科技有限公司 | Polypropylene particle feeding device |
| CN117208063B (en) * | 2023-11-07 | 2024-01-23 | 四川嘉智生态科技有限公司 | Automatic cargo loading lifting trolley for workshop |
-
2024
- 2024-04-09 CN CN202410422105.XA patent/CN118002459B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN217474030U (en) * | 2022-05-06 | 2022-09-23 | 江苏鑫环球建设工程有限公司 | Automatic screening sand machine for building engineering of material loading |
| CN219669556U (en) * | 2023-05-29 | 2023-09-12 | 江西赣州国泰特种化工有限责任公司 | Feeding mechanism for underground emulsion explosive loading vehicle |
| CN220559742U (en) * | 2023-08-14 | 2024-03-08 | 吕虎 | Sand and stone separator for building |
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