Stevia rebaudiana leaf cleaning and impurity filtering device

Abstract

The utility model discloses a stevia rebaudiana leaf cleaning and impurity filtering device, and relates to the technical field of stevia rebaudiana leaf cleaning, the stevia rebaudiana leaf cleaning, the stevia rebaudiana leaf cleaning and impurity filtering device comprises a cleaning box, the top of the cleaning box is provided with a cleaning box, the bottom of the cleaning box is provided with a plurality of impurity inlet holes, the inside of the cleaning box is slidably provided with two cleaning plates, and the cleaning plates are arranged in the cleaning box. A cleaning plate is arranged in the cleaning box, movement of the cleaning plate is synchronously adjusted through a two-way lead screw, water permeable holes are formed in the side wall of the cleaning plate, a stevia rebaudiana leaf conveying mechanism is arranged in the cleaning box, a sediment conveying mechanism is arranged at the bottom of the cleaning box, a mounting plate is arranged on one side of the cleaning box, and a water pump is arranged at the top end of the mounting plate. The stevia rebaudiana leaf cleaning device has the advantages that chippings in stevia rebaudiana leaves can float into the cleaning box under the action of the impurity inlet holes, the two cleaning plates can move inwards synchronously under the action of the two-way lead screw, the chippings floating in the cleaning box are concentrated in the middle, and workers can fish the chippings conveniently.

Description

Technical Field

[0001] The utility model relates to a cleaning and filtering device, in particular to a stevia leaf cleaning and filtering device, belonging to the technical field of stevia leaf cleaning. Background Art

[0002] Stevia is a perennial herbaceous plant of the Asteraceae family and the genus Stevia. The plant is 1-1.3 meters tall. The root tips are large, 50-60 in number, and can be up to 25 centimeters long. The stem is erect, with a woody tip at the base and tender upper part, densely covered with short hairs. The base of the corolla is light purple or white, and the upper part is white. Before the stevia leaves are picked in the field and dried to become dry leaves, there are usually debris or sand in the leaves, which need to be cleaned.

[0003] After searching, a stevia leaf cleaning and filtering device disclosed in application number CN202020283124.6 includes a rectangular cleaning pool, a filter cartridge is arranged in the cleaning pool along its length direction, wherein an inlet and outlet are arranged at the top of the right side of the filter cartridge, and a feed port is arranged at the top of the left side of the filter cartridge, and a stirring shaft arranged coaxially therewith is also arranged in the filter cartridge, wherein a spiral blade is arranged on the stirring shaft, and the left end of the stirring shaft passes through the side wall of the cleaning pool and is connected to the motor, a feed pipe is arranged on the filter cartridge at the top of the feed port, wherein a feed hopper connected to the feed pipe is arranged on one side of the top of the feed pipe, and an arc-shaped extrusion filter plate adapted to the feed port is also arranged in the feed pipe above the connection between the feed pipe and the feed hopper, and a pressure rod is arranged on the top of the extrusion filter plate, wherein a cylinder connected to the pressure rod is arranged directly above the feed pipe, and a baffle is arranged on the top of the filter cartridge on the left side of the inlet and outlet, wherein the baffle separates the cleaning pool above the filter cartridge into a left floating tank and a right floating tank. The present invention has a simple structure and is easy to use;

[0004] However, the above method still has the following defects in actual use: the debris enters the left floating tank under the action of buoyancy, and the floating impurities are dispersed in the left floating tank, which is not convenient for the staff to salvage, and the silt produced after cleaning settles to the bottom of the cleaning pool, which is not convenient for cleaning the settled silt. Utility Model Content

[0005] The utility model aims to provide a stevia leaf cleaning and impurity filtering device to solve the problem of inconvenience in salvaging floating objects proposed in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a stevia leaf cleaning and impurity filtering device, comprising a cleaning box, a cleaning box is provided on the top of the cleaning box, a plurality of impurity inlet holes are provided on the bottom of the cleaning box, a cleaning plate is slidably provided inside the cleaning box, two cleaning plates are provided, and their movement is synchronously adjusted by a bidirectional screw rod, a water-permeable hole is provided on the side wall of the cleaning plate, a stevia leaf conveying mechanism is provided inside the cleaning box, a sediment conveying mechanism is provided at the bottom of the cleaning box, and a mounting plate is provided on one side of the cleaning box, and a water pump is provided on the top of the mounting plate to circulate the cleaning water.

[0007] As a preferred technical solution of the utility model, the inner wall of the cleaning box is provided with a linear slide rail, the side wall of the cleaning plate is provided with a slide groove, and the slide groove is slidably connected to the linear slide rail.

[0008] As a preferred technical solution of the utility model, a screw nut is provided at the bottom of the cleaning plate, and the screw nut is connected to the bidirectional screw, and one end of the bidirectional screw passes through the outside of the cleaning box, and a motor frame is provided at the top of the other side of the cleaning box, and a first drive motor is provided on one side of the motor frame, and a transmission shaft of the first drive motor passes through the motor frame and is connected to one end of the bidirectional screw.

[0009] As a preferred technical solution of the utility model, the stevia leaf conveying mechanism includes a support plate, which is arranged in an arc shape and is installed inside a cleaning box. The surface of the support plate is provided with a debris removal hole, and a first conveying shaft is provided above the support plate. The surface of the first conveying shaft is provided with a first spiral conveying blade, the first spiral conveying blade is in contact with the surface of the support plate, and the surface of the first spiral conveying blade is provided with a through hole. A second drive motor is provided in the middle of one side of the cleaning box, and a transmission shaft of the second drive motor passes through the side wall of the cleaning box and is connected to one end of the first conveying shaft.

[0010] As a preferred technical solution of the utility model, a collecting groove is provided at the bottom of the other side of the cleaning box, and the collecting groove corresponds to the support plate, and a sealing disk is engaged with one side of the collecting groove.

[0011] As a preferred technical solution of the utility model, the mud and sand conveying mechanism includes a second conveying shaft, which is arranged at the bottom of the cleaning box, and the surface of the second conveying shaft is provided with a second spiral conveying blade. The bottom of the cleaning box is arranged in an arc shape, which fits with the second spiral conveying blade. A third drive motor is provided at the bottom of one side of the cleaning box, and the transmission shaft of the third drive motor passes through the side wall of the cleaning box and is connected to one end of the second conveying shaft.

[0012] As a preferred technical solution of the utility model, the water inlet end of the water pump is connected to the bottom of the cleaning box through a water suction pipe, and a filter is provided at the end of the water suction pipe, and the water outlet end of the water pump is connected to the top of the cleaning box through a water outlet pipe.

[0013] As a preferred technical solution of the utility model, a sewage pipe is provided at the bottom end of the cleaning box, and a sealing cover is provided on the bottom thread of the sewage pipe.

[0014] Compared with the related art, the stevia leaf cleaning and filtering device provided by the utility model has the following beneficial effects:

[0015] 1. The debris in the stevia leaves can float to the inside of the cleaning box under the action of the inlet hole, and the two cleaning plates can move synchronously inward under the action of the bidirectional screw rod, so that the debris floating in the cleaning box is concentrated in the middle, which is convenient for the staff to salvage;

[0016] 2. The sediment conveying assembly can convey the sediment settled at the bottom of the cleaning box so that it can be discharged through the sewage pipe, and the water pump can circulate the cleaning water at the bottom of the cleaning box to the top, which has a better cleaning effect on the stevia leaves. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is one of the structural schematic diagrams of the utility model;

[0018] Figure 2 This is the second structural diagram of the utility model;

[0019] Figure 3 This is one of the explosion structure schematic diagrams of the utility model;

[0020] Figure 4 This is the second schematic diagram of the explosion structure of the utility model.

[0021] In the figure: 1. cleaning box; 2. drainage pipe; 3. cleaning box; 301. inlet hole; 4. cleaning plate; 401. slide; 402. water hole; 5. bidirectional screw rod; 6. motor frame; 7. first drive motor; 8. stevia leaf conveying mechanism; 801. support plate; 802. drainage hole; 803. first conveying shaft; 804. first spiral conveying blade; 805. through hole; 806. collecting trough; 807. sealing disk; 808. second drive motor; 9. sediment conveying mechanism; 901. second conveying shaft; 902. second spiral conveying blade; 903. third drive motor; 10. mounting plate; 11. water pump; 1101. suction pipe; 1102. outlet pipe. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Example 1

[0024] See also Figure 1-4 The utility model provides a stevia leaf cleaning and filtering device, comprising a cleaning box 1, a supporting leg is provided at the bottom of the cleaning box 1, and a plurality of supporting legs are provided to stably support the cleaning box 1, a cleaning box 3 is provided at the top of the cleaning box 1, and a plurality of debris inlet holes 301 are provided at the bottom of the cleaning box 3, so that floating debris can enter the interior of the cleaning box 3, a cleaning plate 4 is provided inside the cleaning box 3 for sliding, two cleaning plates 4 are provided, and their movement is synchronously adjusted by a bidirectional screw rod 5, so that the floating debris can be concentrated in the middle, the wire grooves at both ends of the bidirectional screw rod 5 are in opposite directions, so that the two cleaning plates 4 move synchronously in opposite directions, and the side wall of the cleaning plate 4 is provided with a water permeable hole 402, so that the cleaning water inside the cleaning box 3 can pass through, a stevia leaf conveying mechanism 8 is provided inside the cleaning box 1 to convey the stevia leaves, a sediment conveying mechanism 9 is provided at the bottom of the cleaning box 1 to convey the settled sediment, and a mounting plate 10 is provided on one side of the cleaning box 1, and a water pump 11 is provided on the top of the mounting plate 10 to circulate the cleaning water and achieve a better cleaning effect;

[0025] The water inlet end of the water pump 11 is connected to the bottom of the cleaning tank 1 through a water pumping pipe 1101, and a filter is provided at the end of the water pumping pipe 1101 to filter impurities in the cleaning water to prevent damage to the water pump 11. The water outlet end of the water pump 11 is connected to the top of the cleaning tank 1 through a water outlet pipe 1102, and the water at the bottom of the cleaning tank 1 can be circulated to the top of the cleaning tank 1 through the water pump 11.

[0026] A drain pipe 2 is provided at the bottom of the cleaning box 1 to facilitate the discharge of sewage and sediment after cleaning. A sealing cover is provided on the bottom thread of the drain pipe 2 to seal the drain pipe 2 and facilitate disassembly and assembly.

[0027] The inner wall of the cleaning box 3 is provided with a linear slide rail, and the side wall of the cleaning plate 4 is provided with a slide groove 401, and the slide groove 401 is slidably connected with the linear slide rail, and the sliding cooperation between the slide groove 401 and the linear slide rail plays a guiding and limiting role in the movement of the cleaning plate 4;

[0028] A screw nut is provided at the bottom of the cleaning plate 4, and the screw nut is connected to the bidirectional screw 5, and one end of the bidirectional screw 5 passes through the outside of the cleaning box 1, and a motor frame 6 is provided on the top of the other side of the cleaning box 1. A first drive motor 7 is provided on one side of the motor frame 6. The transmission shaft of the first drive motor 7 passes through the motor frame 6 and is connected to one end of the bidirectional screw 5. The bidirectional screw 5 can be driven to rotate by the first drive motor 7, thereby driving the cleaning plate 4 to move synchronously;

[0029] The stevia leaf conveying mechanism 8 includes a support plate 801, which is arranged in an arc shape and is installed inside the cleaning box 1. The surface of the support plate 801 is provided with a debris removal hole 802, which can allow the cleaned mud and sand to settle to the bottom of the cleaning box 1. A first conveying shaft 803 is provided above the support plate 801, and a first spiral conveying blade 804 is provided on the surface of the first conveying shaft 803. The first spiral conveying blade 804 is in contact with the surface of the support plate 801, and a through hole 805 is provided on the surface of the first spiral conveying blade 804, which can allow cleaning water to pass through. A second driving motor 808 is provided in the middle of one side of the cleaning box 1, and the transmission shaft of the second driving motor 808 passes through the side wall of the cleaning box 1 and is connected to one end of the first conveying shaft 803. The first conveying shaft 803 can be driven to rotate by the second driving motor 808, thereby driving the first spiral conveying blade 804 on its surface to rotate, so as to convey the stevia leaves.

[0030] A collecting groove 806 is provided at the bottom of the other side of the cleaning box 1, and the collecting groove 806 corresponds to the supporting plate 801, so as to collect the cleaned stevia leaves. A sealing disk 807 is provided on one side of the collecting groove 806, and the collecting groove 806 can be sealed by the sealing disk 807 provided by the clamping arrangement. A handle is provided on the surface of the sealing disk 807, and the handle facilitates the quick disassembly and assembly of the sealing disk 807.

[0031] Example 2

[0032] The sediment conveying mechanism 9 includes a second conveying shaft 901, which is arranged at the bottom of the cleaning box 1. A second spiral conveying blade 902 is arranged on the surface of the second conveying shaft 901. The bottom of the cleaning box 1 is arranged in an arc shape, which fits with the second spiral conveying blade 902. A third drive motor 903 is arranged at the bottom of one side of the cleaning box 1. The transmission shaft of the third drive motor 903 passes through the side wall of the cleaning box 1 and is connected to one end of the second conveying shaft 901. The third drive motor 903 drives the second conveying shaft 901 to rotate, thereby driving the second spiral conveying blade 902 on its surface to rotate, so as to transport the sediment deposited at the bottom of the cleaning box 1.

[0033] When in use, first add a certain amount of cleaning water to the inside of the cleaning box 1, then add the stevia leaves to be cleaned to the inside of the cleaning box 1, and start the water pump 11 at the same time, the water pump 11 circulates the cleaning water at the bottom to the top of the cleaning box 1, so as to clean the added stevia leaves, and start the second drive motor 808, the second drive motor 808 drives the first conveying shaft 803 to rotate, thereby driving the first spiral conveying blade 804 on its surface to rotate, and conveying the stevia leaves;

[0034] Then, the mud and sand generated during the cleaning process settle to the bottom of the cleaning box 1, and the debris in the stevia leaves enters the interior of the cleaning box 3 through the inlet hole 301 under the floating effect;

[0035] Then, the first drive motor 7 is started, and the first drive motor 7 drives the bidirectional screw rod 5 to rotate. The bidirectional screw rod 5 is threadedly connected with the two cleaning plates 4, and the two cleaning plates 4 are driven to move inward synchronously under the action of the slide groove 401 and the linear slide rail, so that the debris floating inside the cleaning box 3 is concentrated to the middle position of the cleaning box 3, so that the staff can salvage it easily;

[0036] Finally, the sealing cover is opened to discharge the cleaned sewage through the sewage pipe 2, and the sealing plate 807 is opened to discharge the cleaned stevia leaves through the collecting tank 806 for collection. At the same time, the third driving motor 903 is started, and the third driving motor 903 drives the second conveying shaft 901 to rotate, thereby driving the second spiral conveying blade 902 on its surface to rotate, and transports the sediment settled at the bottom so that it can also be discharged through the sewage pipe 2.

[0037] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A stevia leaf cleaning and impurity filtering device, comprising a cleaning box (1), characterized in that: A cleaning box (3) is provided on the top of the cleaning box (1), a plurality of debris inlet holes (301) are provided on the bottom of the cleaning box (3), a cleaning plate (4) is slidably provided inside the cleaning box (3), two cleaning plates (4) are provided, and their movement is synchronously adjusted by a bidirectional screw rod (5), a water-permeable hole (402) is provided on the side wall of the cleaning plate (4), a stevia leaf conveying mechanism (8) is provided inside the cleaning box (1), a sediment conveying mechanism (9) is provided at the bottom of the cleaning box (1), and a mounting plate (10) is provided on one side of the cleaning box (1), and a water pump (11) is provided on the top of the mounting plate (10) to circulate the cleaning water.

2. The stevia leaf cleaning and filtering device according to claim 1, characterized in that: The inner wall of the cleaning box (3) is provided with a linear slide rail, the side wall of the cleaning plate (4) is provided with a slide groove (401), and the slide groove (401) is slidably connected to the linear slide rail.

3. The stevia leaf cleaning and filtering device according to claim 1, characterized in that: A screw nut is provided at the bottom of the cleaning plate (4), and the screw nut is connected to a bidirectional screw (5), and one end of the bidirectional screw (5) passes through the outside of the cleaning box (1), and a motor frame (6) is provided at the top of the other side of the cleaning box (1), and a first drive motor (7) is provided on one side of the motor frame (6), and a transmission shaft of the first drive motor (7) passes through the motor frame (6) and is connected to one end of the bidirectional screw (5).

4. The stevia leaf cleaning and filtering device according to claim 1, characterized in that: The stevia leaf conveying mechanism (8) comprises a support plate (801), the support plate (801) is arranged in an arc shape and is installed inside the cleaning box (1), the surface of the support plate (801) is provided with a debris removal hole (802), a first conveying shaft (803) is arranged above the support plate (801), the surface of the first conveying shaft (803) is provided with a first spiral conveying blade (804), the first spiral conveying blade (804) is in contact with the surface of the support plate (801), and the surface of the first spiral conveying blade (804) is provided with a through hole (805), a second driving motor (808) is arranged in the middle of one side of the cleaning box (1), and the transmission shaft of the second driving motor (808) passes through the side wall of the cleaning box (1) and is connected to one end of the first conveying shaft (803).

5. The stevia leaf cleaning and filtering device according to claim 4, characterized in that: A collecting groove (806) is provided at the bottom of the other side of the cleaning box (1), and the collecting groove (806) corresponds to the supporting plate (801), and a sealing disk (807) is engaged with one side of the collecting groove (806).

6. The stevia leaf cleaning and filtering device according to claim 1, characterized in that: The sediment conveying mechanism (9) comprises a second conveying shaft (901), the second conveying shaft (901) being arranged at the bottom of the cleaning box (1), the surface of the second conveying shaft (901) being provided with a second spiral conveying blade (902), the bottom of the cleaning box (1) being arranged in an arc shape, being fitted with the second spiral conveying blade (902), a third driving motor (903) being arranged at the bottom of one side of the cleaning box (1), the transmission shaft of the third driving motor (903) passing through the side wall of the cleaning box (1) and being connected to one end of the second conveying shaft (901).

7. The stevia leaf cleaning and filtering device according to claim 1, characterized in that: The water inlet end of the water pump (11) is connected to the bottom of the cleaning box (1) via a water suction pipe (1101), and a filter screen is provided at the end of the water suction pipe (1101); the water outlet end of the water pump (11) is connected to the top of the cleaning box (1) via a water outlet pipe (1102).

8. The stevia leaf cleaning and filtering device according to claim 1, characterized in that: A sewage pipe (2) is provided at the bottom end of the cleaning box (1), and a sealing cover is provided on the bottom thread of the sewage pipe (2).

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