Sand screening machine for concrete production

Abstract

The utility model discloses a sand screening machine for concrete production, and relates to the technical field of sand screening machines, the sand screening machine comprises a containing mechanism, a filtering mechanism is arranged on the top surface of the containing mechanism, the filtering mechanism comprises a fixing rod, the fixing rod is fixedly connected to one end of the top surface of the containing mechanism, the top surface of the fixing rod is fixedly connected with a motor, and the motor is fixedly connected with the containing mechanism. An output shaft of the motor is fixedly connected with a filter screen device, and one end of the outer surface of the filter screen device is rotationally connected with a supporting rod. According to the sand screening device, the heightening rod is fixed through the fixing block, the sand containing box can reach a certain height, sand is put into the sand containing box and slides into the filtering mechanism through the feeding opening to be screened, and fine sand screened through the filtering net falls into the top face of the flow dividing block through guiding of the flow guiding block, is divided through the flow dividing block and is accumulated in the fine sand groove; coarse sand obtained after sand screening is completed can be discharged into the coarse sand pool to be stacked, and follow-up treatment is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to sand screening machine technical field, concretely relates to a concrete production sand screening machine. BACKGROUND

[0002] Sand screening machine is a kind of equipment for screening sand, usually by screen, driving device, supporting device etc., according to different working principle, sand screening machine can be divided into drum-type sand screening machine and swing sand screening machine etc.

[0003] Patent publication number CN221472586U discloses a kind of sand screening machine for concrete production, including, sand screening machine mechanism, dust collection mechanism, the dust collection mechanism is fixedly connected in the inside of sand screening machine mechanism, water injection mechanism, the water injection mechanism is fixedly connected in the inside of dust collection mechanism, the sand screening machine mechanism includes support frame

[0004] In order to solve the problem that most sand screening machines will produce a large amount of dust when feeding, the dust will float out of the inside of feeding hopper, affecting the surrounding environment and operators, the prior art is to set dust collection mechanism and water injection mechanism in the sand screening machine, but it still cannot replace the filter screen of sand screening machine, which cannot meet the actual use demand to screen sand of appropriate size. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of sand screening machine for concrete production to solve the problems raised in the above background.

[0006] To solve the above technical problems, the utility model employs the technical scheme of:

[0007] A kind of sand screening machine for concrete production, including containing mechanism, the top surface of the containing mechanism is provided with filter mechanism, the filter mechanism includes fixed rod, the fixed rod is fixedly connected at the top surface one end of containing mechanism, the top surface of the fixed rod is fixedly connected with motor, the output shaft of the motor is fixedly connected with filter screen device, the outer surface one end of the filter screen device is rotatably connected with support rod, the support rod is fixedly connected at the top surface of containing mechanism, the side of the filter screen device is fixedly connected with hinge, the other end of the hinge is fixedly connected with cover plate.

[0008] The further improvement of the utility model technical scheme is that the side of the cover plate is internally screw-threaded with bolt, the outer surface other end of the filter screen device is rotatably connected with bearing, the bottom surface of the bearing is fixedly connected with support plate, the support plate is fixedly connected at the other end of the top surface of containing mechanism.

[0009] The further improvement in the technical scheme of the utility model lies in that the filter screen device comprises a rotating rod, the rotating rod is fixedly connected on an output shaft of the motor, the supporting rod is rotatably connected at one end of the outer surface of the rotating rod, the bearing is rotatably connected at the other end of the outer surface of the rotating rod, and the cross support rod is fixedly connected at the middle part of the outer surface of the rotating rod.

[0010] The further improvement in the technical scheme of the utility model lies in that the cross support rod is fixedly connected with a fixed plate, the fixed plate is internally connected with a filter screen, the top surface of the filter screen is movably connected with a connecting plate, the top surface of the connecting plate is internally and threadedly connected with a stabilizing bolt, the bottom surface of the fixed plate is fixedly connected with a bottom plate, and the hinge is fixedly connected to the bottom surface of the bottom plate.

[0011] The further improvement in the technical scheme of the utility model lies in that the containing mechanism comprises a base device, the base device is fixedly connected with a fixed block at the side, the fixed block is fixedly connected with a heightening rod at the top surface, the heightening rod is fixedly connected with a sand containing box at the top surface, the sand containing box is fixedly connected with a feeding port at the side, and the base device is fixedly connected with a coarse sand pool at the other side.

[0012] The further improvement in the technical scheme of the utility model lies in that the fixed rod is fixedly connected at one end of the top surface of the fixed block, the supporting rod is fixedly connected at the other end of the top surface of the fixed block, and the supporting plate is fixedly connected at one end of the top surface of the coarse sand pool.

[0013] The further improvement in the technical scheme of the utility model lies in that the base device comprises a base, the base is internally fixedly connected with a shunt block, the top surface of the base is fixedly connected with a flow guide block, the side of the base is fixedly connected with a fine sand groove, the fixed block is fixedly connected at the side of the base, and the coarse sand pool is fixedly connected at the other side of the base.

[0014] Due to the adoption of the above technical scheme, the utility model has the following technical progress compared with the prior art:

[0015] 1. The utility model provides a concrete production sand screening machine adopts the cooperation of filter equipment, fixed rod, motor, filter screen device, rotating rod, cross support, fixed plate, filter screen, connecting plate, stabilizing bolt, bottom plate, support rod, support plate, bearing, apron, bolt, hinge, the fixed rod is fixed in the top surface of containing mechanism of filter equipment, support rod, support plate, bearing makes filter screen device when rotating can be more stable, motor provides power for filter screen device, makes filter screen device can drive the sand in its rotation and then screens sand, can twist down the bolt that is connected in the bottom surface inside of bottom plate through apron when screening sand ends, open apron with hinge as the shaft, discharge the coarse sand in filter screen device, the output shaft of motor is fixed in rotating rod, both ends of the outer surface of rotating rod are equipped with limit plate, make it can rotate at the same time with bearing and support rod cooperation, prevent shaking, rotating rod drives cross support to rotate, four fixed plates are connected to the side surface of cross support, two fixed plates are equipped with filter screen and can be taken down and connected with the top surface of filter screen and fixed plate and screw connection stabilizing bolt, take down stabilizing bolt and slide filter screen upwards to replace, improve the adaptability of device use.

[0016] 2. The utility model provides a concrete production sand screening machine adopts the cooperation of containing mechanism, base device, base, shunt piece, guide block, fine sand tank, fixed block, pad high pole, sand box, feed inlet, coarse sand pool, through fixed block pad high pole fixed, make sand box can reach certain height, put sand in its inside, slide down to the inside of filter equipment through feed inlet and carry out sand screening, the fine sand that filters sand through filter screen will fall into the top surface of shunt piece through the guidance of guide block, shunt through shunt piece and accumulate in the inside of fine sand tank, the coarse sand that screening is finished will be discharged to the inside of coarse sand pool and accumulate, convenient subsequent processing, improve the adaptability of device use. ACCURACY OF DRAWINGS

[0017] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0018] Figure 2 It is the structure schematic diagram of filter equipment of the utility model;

[0019] Figure 3 It is the structure schematic diagram of filter screen device of the utility model;

[0020] Figure 4 It is the structure schematic diagram of containing mechanism of the utility model;

[0021] Figure 5 It is the structure schematic diagram of base device of the utility model.

[0022] In the diagram: 1. Holding mechanism; 11. Base device; 111. Base; 112. Diverting block; 113. Guide block; 114. Fine sand trough; 12. Fixing block; 13. Elevating rod; 14. Sand box; 15. Feed inlet; 16. Coarse sand pool; 2. Filtration mechanism; 21. Fixing rod; 22. Motor; 23. Filter screen device; 231. Rotating rod; 232. Cross support rod; 233. Fixing plate; 234. Filter screen; 235. Connecting plate; 236. Stabilizing bolt; 237. Base plate; 24. Support rod; 25. Support plate; 26. Bearing; 27. Cover plate; 28. Bolt; 29. ​​Hinge. Detailed Implementation

[0023] The present invention will be further described in detail below with reference to embodiments:

[0024] Example 1

[0025] like Figures 1-5 As shown, this utility model provides a concrete production sand screening machine, including a holding mechanism 1. A filtering mechanism 2 is provided on the top surface of the holding mechanism 1. The filtering mechanism 2 includes a fixing rod 21, which is fixedly connected to one end of the top surface of the holding mechanism 1. A motor 22 is fixedly connected to the top surface of the fixing rod 21. A filter screen device 23 is fixedly connected to the output shaft of the motor 22. A support rod 24 is rotatably connected to one end of the outer surface of the filter screen device 23. The support rod 24 is fixedly connected to the top surface of the holding mechanism 1. A hinge 29 is fixedly connected to the side of the filter screen device 23. A cover plate 27 is fixedly connected to the other end of the hinge 29. A bolt 28 is threadedly connected to the side of the cover plate 27. A bearing 26 is rotatably connected to the other end of the outer surface of the filter screen device 23. A support plate 25 is fixedly connected to the bottom surface of the bearing 26. The support plate 25 is fixedly connected to the other end of the top surface of the holding mechanism 1.

[0026] In this embodiment, the filter mechanism 2 is fixed to the top surface of the holding mechanism 1 by the fixing rod 21. The support rod 24, support plate 25, and bearing 26 make the filter screen device 23 more stable when rotating. The motor 22 provides power to the filter screen device 23, so that the filter screen device 23 can drive the sand inside to rotate and screen the sand. After the sand screening is completed, the bolt 28 that passes through the cover plate 27 and is threaded to the bottom surface of the base plate 237 can be unscrewed, and the cover plate 27 can be opened with the hinge 29 as the axis to discharge the coarse sand inside the filter screen device 23.

[0027] Example 2

[0028] like Figures 1-5As shown in the embodiment 1, the utility model provides a technical scheme based on the embodiment 1: preferably, filter screen device 23 includes rotary rod 231, rotary rod 231 fixedly connected on the output shaft of motor 22, support rod 24 is rotatably connected on the one end of the outer surface of rotary rod 231, bearing 26 is rotatably connected on the other end of the outer surface of rotary rod 231, the middle part of the side surface outer surface of rotary rod 231 is fixedly connected with cross support 232, the side surface of cross support 232 is fixedly connected with fixed plate 233, the inside of the side surface of fixed plate 233 is clamped with filter screen 234, the top surface of filter screen 234 is movably connected with connecting plate 235, the inside of the top surface of connecting plate 235 is screw connected with stabilizing bolt 236, the bottom surface of fixed plate 233 is fixedly connected with bottom plate 237, hinge 29 is fixedly connected on the bottom surface of bottom plate 237.

[0029] In the embodiment, rotary rod 231 is fixed on the output shaft of motor 22, the both ends of the outer surface of rotary rod 231 are equipped with limit plates, it can cooperate with bearing 26 and support rod 24 while rotating, prevent shaking, rotary rod 231 drives cross support 232 to rotate, the side surface of cross support 232 is connected with four fixed plates 233, filter screen 234 is clamped between two fixed plates 233, can remove the stabilizing bolt 236 that is screw connected on the top surface of filter screen 234 and fixed plate 233 and slide filter screen 234 upwards to replace.

[0030] Embodiment 3

[0031] As Figures 1-5 As shown in the embodiment 1, the utility model provides a technical scheme based on the embodiment 1: preferably, containing mechanism 1 includes base device 11, the side surface of base device 11 is fixedly connected with fixed block 12, the top surface of fixed block 12 is fixedly connected with pad high pole 13, the top surface of pad high pole 13 is fixedly connected with sand box 14, the side surface of sand box 14 is fixedly connected with feed inlet 15, the other side surface of base device 11 is fixedly connected with coarse sand pool 16, fixed rod 21 is fixedly connected on the one end of the top surface of fixed block 12, support rod 24 is fixedly connected on the other end of the top surface of fixed block 12, support plate 25 is fixedly connected on the one end of the top surface of coarse sand pool 16, base device 11 includes base 111, the inside of base 111 is fixedly connected with shunt block 112, the top surface of base 111 is fixedly connected with guide block 113, the side surface of base 111 is fixedly connected with fine sand groove 114, fixed block 12 is fixedly connected on the side surface of base 111, coarse sand pool 16 is fixedly connected on the other side surface of base 111.

[0032] In this embodiment, the shim rod 13 is fixed by the fixing block 12 so that the sand box 14 can reach a certain height. Sand is put into the box and slides into the filter mechanism 2 through the feed port 15 for sieving. The fine sand sieved by the filter screen 234 will fall into the top surface of the diversion block 112 through the guide block 113. The sand is diverted by the diversion block 112 and accumulated in the fine sand tank 114. The coarse sand that has been sieved will be discharged into the coarse sand pool 16 for accumulation, which is convenient for subsequent processing.

[0033] The working principle of this concrete production sand screening machine will be explained in detail below.

[0034] like Figures 1-5 As shown, by selecting a filter screen 234 of appropriate size, inserting it between two fixing plates 233, and screwing in the stabilizing bolts 236, the connecting plate 235 is fixed to the top surface of the filter screen 234 and the fixing plate 233. At this time, the motor 22 is started, and sand that needs to be screened is put into the sand box 14. The sand is guided by the feed port 15 and slides into the filter mechanism 2 for screening. The fine sand after being screened by the filter screen 234 will fall into the top surface of the diverting block 112 through the guide block 113. It will be diverted by the diverting block 112 and accumulated in the fine sand tank 114. After screening, the bolts 28 that are threaded through the cover plate 27 and connected to the bottom surface of the base plate 237 are unscrewed. The cover plate 27 is opened with the hinge 29 as the axis. At this time, the motor 22 continues to rotate, and the remaining coarse sand that cannot be screened will fall into the coarse sand tank 16 for accumulation, which is convenient for subsequent processing.

[0035] The present invention has been described in detail above. However, modifications or improvements can be made to it, which will be obvious to those skilled in the art. Therefore, any modifications or improvements that do not depart from the spirit of the present invention are within the protection scope of the present invention.

Claims

1. A concrete production sand screening machine comprising a holding mechanism (1), characterized in that: The top surface of the containing mechanism (1) is provided with a filtering mechanism (2); The filtering mechanism (2) comprises a fixed rod (21), which is fixedly connected to one end of the top surface of the containing mechanism (1); the top surface of the fixed rod (21) is fixedly connected with a motor (22); the output shaft of the motor (22) is fixedly connected with a filter screen device (23); one end of the outer surface of the filter screen device (23) is rotatably connected with a support rod (24); the support rod (24) is fixedly connected to the top surface of the containing mechanism (1); the side surface of the filter screen device (23) is fixedly connected with a hinge (29); the other end of the hinge (29) is fixedly connected with a cover plate (27).

2. A concrete production sand screening machine as claimed in claim 1, characterized in that: The side surface of the cover plate (27) is internally threadedly connected with a bolt (28); the other end of the outer surface of the filter screen device (23) is rotatably connected with a bearing (26); the bottom surface of the bearing (26) is fixedly connected with a support plate (25); the support plate (25) is fixedly connected to the other end of the top surface of the containing mechanism (1).

3. A concrete production sand screening machine as claimed in claim 2, characterized in that: The filter screen device (23) comprises a rotating rod (231), which is fixedly connected to the output shaft of the motor (22); the support rod (24) is rotatably connected to one end of the outer surface of the rotating rod (231); the bearing (26) is rotatably connected to the other end of the outer surface of the rotating rod (231); the side surface of the rotating rod (231) is fixedly connected with a cross support rod (232) in the middle.

4. A concrete production sand screening machine as claimed in claim 3, characterized in that: The side surface of the cross support rod (232) is fixedly connected with a fixed plate (233); the side surface of the fixed plate (233) is internally clamped with a filter screen (234); the top surface of the filter screen (234) is movably connected with a connecting plate (235); the top surface of the connecting plate (235) is internally threadedly connected with a stabilizing bolt (236); the bottom surface of the fixed plate (233) is fixedly connected with a bottom plate (237); the hinge (29) is fixedly connected to the bottom surface of the bottom plate (237).

5. A concrete production sand screening machine as claimed in claim 2, characterized in that: The containing mechanism (1) comprises a base device (11); the side surface of the base device (11) is fixedly connected with a fixed block (12); the top surface of the fixed block (12) is fixedly connected with a heightening rod (13); the top surface of the heightening rod (13) is fixedly connected with a sand containing box (14); the side surface of the sand containing box (14) is fixedly connected with a feeding port (15); the other side surface of the base device (11) is fixedly connected with a coarse sand pool (16).

6. A concrete production sand screening machine as claimed in claim 5, characterised in that: The fixed rod (21) is fixedly connected to one end of the top surface of the fixed block (12); the support rod (24) is fixedly connected to the other end of the top surface of the fixed block (12); and the support plate (25) is fixedly connected to one end of the top surface of the coarse sand pool (16).

7. A concrete production sand screening machine as claimed in claim 6, characterised in that: The base device (11) comprises a base (111), the inside of the base (111) is fixedly connected with a shunt block (112), the top surface of the base (111) is fixedly connected with a flow guide block (113), the side surface of the base (111) is fixedly connected with a fine sand groove (114), the fixed block (12) is fixedly connected on the side surface of the base (111), and the coarse sand pool (16) is fixedly connected on the other side surface of the base (111).

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