Spiral sand washer convenient for gravel dehydration

Abstract

The utility model discloses a spiral sand washer convenient to dewater gravel, relates to spiral sand washer technical field, including base and bracing frame, said bracing frame is fixedly installed on the top of base, the top side of base is rotatingly equipped with mounting seat through pin roll, the top of mounting seat is fixedly equipped with the sand washing box, the bottom of mounting seat is equipped with the sand washing box, and the bottom of the sand washing box is equipped with the sand washing box. A threaded rod is rotationally installed in the sand washing box through a bearing, leakage holes are formed in threads outside the threaded rod at equal intervals, and the upper end of the threaded rod penetrates through the sand washing box and is in key groove connection with a gearbox fixedly installed with the sand washing box. Through the work of the driving mechanism, the dewatering box can stably slide, it is guaranteed that gravel in the dewatering box can stably move downwards, the situation that the gravel is accumulated and leaks from the two sides is avoided, the function of improving the dewatering efficiency is achieved, and through the work of the adjusting mechanism, the dewatering efficiency is improved. And the inclination angle of the sand washing box can be adjusted, and adjustment can be conveniently conducted according to specific use conditions.

Description

Technical Field

[0001] The utility model relates to the technical field of spiral sand washing machines, in particular to a spiral sand washing machine which is convenient for dehydrating sand and gravel. Background Art

[0002] Spiral sand washing machines are divided into single spiral sand washing machines and double spiral sand washing machines. They are mainly used for washing, grading, removing impurities, and washing fine and coarse-grained materials in industries such as highway, hydropower, and construction. They have the characteristics of low power consumption, high cleaning degree, good sealing structure, fully enclosed transmission device, and adjustable weir plate, which ensures the equipment's high efficiency, durability, good cleaning and dehydration effects, and stable fine-grained products.

[0003] After searching patent number CN214808953U, a spiral sand washing machine for dehydrating sand and gravel was found, which includes a machine body, a sand discharge port, and a temporary storage bucket for receiving materials from the sand discharge port. The dehydration effect is improved by the cooperation between filter plate 1 and filter plate 2, but the vibration structure of filter plate 1 and filter plate 2 is very unreasonable. Sand and gravel are solid and hard, and sand and gravel can easily enter the gap between filter plate 1 and the temporary storage bucket, resulting in a reduction in the range of up and down movement of filter plate 1. The continuous entry of sand and gravel makes filter plate 1 unable to vibrate, which easily leads to sand and gravel accumulation and inconvenience in discharging sand and gravel downward.

[0004] Based on this, a spiral sand washing machine is now provided to facilitate sand and gravel dehydration, which can eliminate the disadvantages of existing devices. Utility Model Content

[0005] The purpose of the utility model is to provide a spiral sand washing machine which is convenient for dehydrating sand and gravel, so as to solve the problem in the background technology that the filter plate is stuck and cannot vibrate, resulting in difficulty in discharging sand and gravel.

[0006] To achieve the above objectives, the present invention provides the following technical solutions:

[0007] A spiral sand washing machine for dehydrating sand and gravel includes a base and a support frame, wherein the support frame is fixedly mounted on the top of the base, a mounting seat is rotatably mounted on one side of the top of the base through a pin, a sand washing box is fixedly mounted on the top of the mounting seat, a threaded rod is rotatably mounted inside the sand washing box through a bearing, leakage holes are equidistantly provided on the threads on the outside of the threaded rod, the upper end of the threaded rod passes through the sand washing box and is key-connected to a gearbox fixedly mounted on the sand washing box, and a first motor is connected to a keyway on one side of the gearbox;

[0008] A fixing piece is fixedly installed on the top of the support frame, a dehydration box is slidably installed on the top of the fixing piece, and a driving mechanism is provided at the top upper end of the fixing piece.

[0009] On the basis of the above technical solutions, the present invention also provides the following optional technical solutions:

[0010] In an optional solution: the driving mechanism includes a second motor, the second motor is fixedly mounted on the upper end of the top of the fixing member, the output shaft end keyway of the second motor is connected to the first gear, the outside of the first gear is meshed with the second gear, the keyway at the center point of the second gear is connected to the transmission shaft, the outside of the transmission shaft and on both sides of the second gear are rotatably mounted with a fixed plate, the fixed plate is fixedly mounted to the fixing member, the keyways at both ends of the transmission shaft are connected to cams, the outside of the cam is rotatably mounted with a connecting rod, and the connecting rod is rotatably mounted to the dehydration box.

[0011] In an optional solution: a limiting block is fixedly installed at the lower end of the top of the fixing member, and a collecting hopper is welded to the bottom of the fixing member.

[0012] In an optional solution, a first collecting box is placed on the top of the base and directly below the collecting hopper, and a second collecting box is placed on the top of the base and below the bottom end of the dehydration box.

[0013] In an optional solution: a support rod is fixedly installed on the top of the base, and an adjustment mechanism is provided on the top of the support rod.

[0014] In an optional solution: the adjustment mechanism includes a mounting plate, the mounting plate is fixedly mounted on the top of the support rod, a fixed block is fixedly mounted on the top of the mounting plate, the fixed block is rotatably mounted with a screw rod through a bearing, one end of the screw rod passes through one of the fixed blocks and is key-connected to a third motor fixedly mounted on the mounting plate, and the outside of the screw rod is engaged with a movable plate.

[0015] In an optional solution: a limiting member is fixedly installed on the top of the mounting plate and located outside the movable plate, and a sliding installation is performed between the movable plate and the limiting member. A first fixing seat is fixedly installed on both ends of the top of the movable plate, and an oblique support rod is rotatably installed on the inside of the first fixing seat through a pin shaft. A second fixing seat is rotatably installed on one end of the oblique support rod through a pin shaft, and the second fixing seat is fixedly installed on the bottom of the sand washing box.

[0016] In an optional solution: a discharge port is provided at the upper end of the sand washing box and below the gearbox, and the discharge port is located above the dehydration box.

[0017] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0018] 1. The utility model enables the dehydration box to slide stably through the operation of the driving mechanism, ensuring that the sand and gravel inside the dehydration box can move downward smoothly, and there will be no sand and gravel accumulation and leakage from both sides, thereby achieving the function of improving the dehydration efficiency.

[0019] 2. The utility model makes it possible to adjust the inclination angle of the sand washing box through the operation of the adjustment mechanism, which is convenient for adjustment according to specific usage conditions, thereby achieving the function of improving the working efficiency of the sand washing machine. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall internal structure of the utility model.

[0021] Figure 2 This is a schematic diagram of the driving mechanism structure of the utility model.

[0022] Figure 3 This is a schematic diagram of the structure of the adjustment mechanism of the present utility model.

[0023] Figure 4 This is a schematic diagram of the installation structure of the dehydration box of the present utility model.

[0024] Notes on the accompanying drawings: 1. Base; 2. Mounting seat; 3. Sand washing box; 4. Threaded rod; 5. Leakage hole; 6. Gearbox; 7. First motor; 8. Support frame; 9. Fixing piece; 10. Dehydration box; 11. Driving mechanism; 1101. Second motor; 1102. First gear; 1103. Second gear; 1104. Transmission shaft; 1105. Fixing plate; 1106. Cam; 1107. Connecting rod; 12. Limiting block; 13. Collecting hopper; 14. First collecting box; 15. Second collecting box; 16. Support rod; 17. Adjusting mechanism; 1701. Mounting plate; 1702. Fixing block; 1703. Screw rod; 1704. Third motor; 1705. Moving plate; 1706. Limiting piece; 1707. First fixing seat; 1708. Diagonal support rod; 1709. Second fixing seat; 18. Discharge port. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solutions and advantages of the present invention more clear, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.

[0026] In one embodiment, Figure 1-Figure 3 As shown, a spiral sand washing machine for dehydrating sand and gravel includes a base 1 and a support frame 8. The support frame 8 is fixedly mounted on the top of the base 1. A mounting seat 2 is rotatably mounted on one side of the top of the base 1 through a pin. A sand washing box 3 is fixedly mounted on the top of the mounting seat 2. A threaded rod 4 is rotatably mounted on the inside of the sand washing box 3 through a bearing. Leakage holes 5 are equidistantly provided on the threads on the outside of the threaded rod 4. The upper end of the threaded rod 4 passes through the sand washing box 3 and is key-connected to a gearbox 6 fixedly mounted on the sand washing box 3. A first motor 7 is connected to a keyway on one side of the outside of the gearbox 6.

[0027] A fixing member 9 is fixedly installed on the top of the support frame 8 , a dehydration box 10 is slidably installed on the top of the fixing member 9 , and a driving mechanism 11 is provided at the top upper end of the fixing member 9 .

[0028] In this embodiment, the sand and gravel that need to be cleaned are transported to the interior of the sand washing box 3, and the gearbox 6 is driven to rotate by the operation of the first motor 7. The gearbox 6 is used to reduce the speed and increase the torque. The gearbox 6 drives the threaded rod 4 to rotate. The threaded rod 4 rotates to transport the sand and gravel at the bottom of the sand washing box 3 upward. The leakage hole 5 is used for water and washed sand to pass through. The larger sand and gravel move to the upper end and are discharged through the discharge port 18 to fall into the interior of the dewatering box 10. Small holes are opened at the bottom of the interior of the dewatering box 10. The small holes are used for water on the surface of the sand and gravel to leak down, which facilitates the dehydration of the sand and gravel. The driving mechanism 11 works to shake the sand and gravel and slide it downward.

[0029] In one embodiment, Figure 1 and Figure 2 As shown, the driving mechanism 11 includes a second motor 1101, which is fixedly mounted on the upper end of the top of the fixing member 9, and the output shaft end keyway of the second motor 1101 is connected to the first gear 1102, and the outside of the first gear 1102 is meshed with the second gear 1103, and the keyway at the center point of the second gear 1103 is connected to the transmission shaft 1104, and the outside of the transmission shaft 1104 and the two sides of the second gear 1103 are rotatably mounted with a fixing plate 1105, and the fixing plate 1105 is fixedly mounted to the fixing member 9, and the keyways at both ends of the transmission shaft 1104 are connected to the cam 1106, and the outside of the cam 1106 A connecting rod 1107 is rotatably installed on one side, and the connecting rod 1107 and the dehydration box 10 are rotatably installed. The operation of the second motor 1101 drives the first gear 1102 to rotate, the first gear 1102 drives the second gear 1103 to rotate, and the second gear 1103 drives the transmission shaft 1104 to rotate. The setting of the fixed plate 1105 improves the stability of the rotation of the transmission shaft 1104, and the transmission shaft 1104 drives the cam 1106 to rotate. Due to the setting of the connecting rod 1107, the dehydration box 10 slides back and forth above the fixing part 9, thereby ensuring that the dehydrated sand and gravel above can slide downward due to shaking, and there will be no accumulation of sand and gravel leaking from both sides.

[0030] In one embodiment, Figure 1 and Figure 4 As shown, a limiting block 12 is fixedly installed at the lower end of the top of the fixing member 9, and a collecting hopper 13 is welded to the bottom of the fixing member 9. The limiting block 12 is used to limit the sliding of the dehydration box 10 to prevent the dehydration box 10 from sliding downward after the connection is loosened. The collecting hopper 13 is used to collect sewage leaked during dehydration.

[0031] In one embodiment, Figure 1 and Figure 4 As shown, a first collecting box 14 is placed on the top of the base 1 and directly below the collecting hopper 13, and a second collecting box 15 is placed on the top of the base 1 and below the bottom end of the dehydration box 10. The sewage is collected by the collecting hopper 13 and falls into the interior of the first collecting box 14, and the sand and gravel slide downward due to shaking and enter the interior of the second collecting box 15.

[0032] In one embodiment, Figure 1 and Figure 3 As shown, a support rod 16 is fixedly installed on the top of the base 1 , and an adjustment mechanism 17 is provided on the top of the support rod 16 . The support rod 16 is provided to stably support the adjustment mechanism 17 .

[0033] In one embodiment, Figure 1 and Figure 3 As shown, the adjustment mechanism 17 includes a mounting plate 1701, which is fixedly mounted on the top of the support rod 16. A fixed block 1702 is fixedly mounted on the top of the mounting plate 1701. The fixed block 1702 is rotatably mounted with a screw rod 1703 through a bearing. One end of the screw rod 1703 passes through one of the fixed blocks 1702 and is key-connected to a third motor 1704 fixedly mounted on the mounting plate 1701. The external engagement of the screw rod 1703 is connected to a movable plate 1705. The operation of the third motor 1704 drives the screw rod 1703 to rotate, and the rotation of the screw rod 1703 drives the movable plate 1705 engaged with the external thereof to slide.

[0034] In one embodiment, Figure 1 and Figure 3 As shown, a limit piece 1706 is fixedly installed on the top of the mounting plate 1701 and located on the outside of the movable plate 1705, and the movable plate 1705 and the limit piece 1706 are slidably installed. The first fixed seat 1707 is fixedly installed on both ends of the top of the movable plate 1705, and an oblique support rod 1708 is rotatably installed inside the first fixed seat 1707 through a pin shaft, and one end of the oblique support rod 1708 is rotatably installed on a second fixed seat 1709 through a pin shaft. The second fixed seat 1709 is fixedly installed to the bottom of the sand washing box 3. Through the setting of the two limit pieces 1706, the movable plate 1705 slides stably, and the movable plate 1705 slides to change the position of the two first fixed seats 1707. Due to the cooperation of the oblique support rod 1708 and the second fixed seat 1709, the upper end of the sand washing box 3 is driven to rotate, thereby changing the inclination angle of the sand washing box 3, which is convenient for adjustment according to specific usage conditions, thereby improving the working efficiency of the sand washing machine.

[0035] In one embodiment, Figure 1As shown, a discharge port 18 is provided at the upper end of the sand washing box 3 and below the gearbox 6 . The discharge port 18 is located above the dehydration box 10 , and the sand and gravel transported by the threaded rod 4 falls into the interior of the dehydration box 10 through the discharge port 18 .

[0036] The above embodiment discloses a spiral sand washing machine for dehydrating sand and gravel, wherein the sand and gravel to be cleaned are transported to the interior of the sand washing box 3, and the gearbox 6 is driven to rotate by the operation of the first motor 7. The gearbox 6 is used to reduce the speed and increase the torque. The gearbox 6 drives the threaded rod 4 to rotate, and the threaded rod 4 rotates to transport the sand and gravel at the bottom of the sand washing box 3 upward. The leakage hole 5 is used for water and washed sand to pass through. The larger sand and gravel move to the upper end and are discharged through the discharge port 18 to fall into the interior of the dehydration box 10. The bottom of the interior of the dehydration box 10 is provided with a small hole, and the small hole is used for water on the surface of the sand and gravel to leak down, which is convenient for dehydrating the sand and gravel. The first gear 110 is driven by the operation of the second motor 1101 2 rotates, the first gear 1102 drives the second gear 1103 to rotate, and the second gear 1103 drives the transmission shaft 1104 to rotate. The setting of the fixed plate 1105 improves the rotation stability of the transmission shaft 1104, and the transmission shaft 1104 drives the cam 1106 to rotate. Due to the setting of the connecting rod 1107, the dewatering box 10 slides back and forth above the fixing part 9, thereby ensuring that the dehydrated sand and gravel above can slide downward due to shaking, and the sand and gravel will not accumulate and leak from both sides. The sewage is collected by the collecting hopper 13 and falls into the interior of the first collecting box 14. The sand and gravel slide downward due to shaking and enter the interior of the second collecting box 15.

[0037] The above description is merely a specific embodiment of the present application, but the scope of protection of the present application is not limited thereto. Any changes or substitutions that can be easily conceived by a person skilled in the art within the technical scope disclosed in this application should be included in the scope of protection of the present application. Therefore, the scope of protection of the present application should be based on the scope of protection of the claims.

Claims

1. A spiral sand washing machine for facilitating sand and gravel dehydration, comprising a base (1) and a support frame (8), wherein the support frame (8) is fixedly mounted on the top of the base (1), a mounting seat (2) is rotatably mounted on one side of the top of the base (1) via a pin shaft, a sand washing box (3) is fixedly mounted on the top of the mounting seat (2), a threaded rod (4) is rotatably mounted inside the sand washing box (3) via a bearing, leak holes (5) are equidistantly provided on the threads of the outer surface of the threaded rod (4), the upper end of the threaded rod (4) passes through the sand washing box (3) and is key-connected to a gearbox (6) fixedly mounted on the sand washing box (3), and a first motor (7) is key-connected on one side of the outer surface of the gearbox (6); It is characterized in that A fixing member (9) is fixedly installed on the top of the support frame (8), a dehydration box (10) is slidably installed on the top of the fixing member (9), and a driving mechanism (11) is provided at the top upper end of the fixing member (9).

2. The spiral sand washing machine for dehydrating sand and gravel according to claim 1 is characterized in that: The driving mechanism (11) comprises a second motor (1101), the second motor (1101) is fixedly mounted on the upper end of the top of the fixing member (9), the output shaft end keyway of the second motor (1101) is connected to the first gear (1102), the outside of the first gear (1102) is meshedly connected to the second gear (1103), the keyway at the center point of the second gear (1103) is connected to the transmission shaft (1104), the outside of the transmission shaft (1104) and on both sides of the second gear (1103) are rotatably mounted with a fixing plate (1105), the fixing plate (1105) is fixedly mounted to the fixing member (9), the keyways at both ends of the transmission shaft (1104) are connected to a cam (1106), the outside of the cam (1106) is rotatably mounted with a connecting rod (1107), and the connecting rod (1107) is rotatably mounted to the dehydration box (10).

3. The spiral sand washing machine for dehydrating sand and gravel according to claim 1 is characterized in that: A limiting block (12) is fixedly installed at the lower end of the top of the fixing member (9), and a collecting hopper (13) is welded to the bottom of the fixing member (9).

4. The spiral sand washing machine for dehydrating sand and gravel according to claim 3 is characterized in that: A first collecting box (14) is placed on the top of the base (1) and directly below the collecting hopper (13), and a second collecting box (15) is placed on the top of the base (1) and below the bottom end of the dehydration box (10).

5. The spiral sand washing machine for dehydrating sand and gravel according to claim 1 is characterized in that: A support rod (16) is fixedly mounted on the top of the base (1), and an adjustment mechanism (17) is provided on the top of the support rod (16).

6. The spiral sand washing machine for dehydrating sand and gravel according to claim 5, characterized in that: The adjusting mechanism (17) comprises a mounting plate (1701), wherein the mounting plate (1701) is fixedly mounted on the top of the support rod (16), a fixed block (1702) is fixedly mounted on the top of the mounting plate (1701), a screw rod (1703) is rotatably mounted on the fixed block (1702) via a bearing, one end of the screw rod (1703) passes through one of the fixed blocks (1702) and is key-connected to a third motor (1704) fixedly mounted on the mounting plate (1701), and the outside of the screw rod (1703) is engaged with a movable plate (1705).

7. The spiral sand washing machine for dehydrating sand and gravel according to claim 6, characterized in that: A limiting member (1706) is fixedly installed on the top of the mounting plate (1701) and located outside the movable plate (1705). The movable plate (1705) and the limiting member (1706) are slidably installed. A first fixed seat (1707) is fixedly installed at both ends of the top of the movable plate (1705). An oblique support rod (1708) is rotatably installed inside the first fixed seat (1707) through a pin shaft. A second fixed seat (1709) is rotatably installed at one end of the oblique support rod (1708) through a pin shaft. The second fixed seat (1709) is fixedly installed to the bottom of the sand washing box (3).

8. The spiral sand washing machine for dehydrating sand and gravel according to claim 1, characterized in that: A discharge port (18) is provided at the upper end of the sand washing box (3) and below the gearbox (6), and the discharge port (18) is located above the dehydration box (10).

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