Conveying device capable of separating soil from medicine of medicine digging machine

Abstract

The utility model discloses a conveying device capable of separating soil and medicine for a medicine digging machine, which comprises a bearing frame, a conveying belt and a driving device, wherein a bearing plate is arranged on the bottom surface of the bearing frame; the digging shovel is arranged between the two bearing plates; the hollowed-out conveying belt assembly is arranged between the two bearing plates; the driving device is arranged on the bearing frame to drive the hollowed-out conveying belt assembly to work; the transition fence is located between the digging shovel and the hollowed-out conveying belt assembly; the pressure applying roller is arranged between the two bearing plates, and the pressure applying roller is located above the hollowed-out conveying belt assembly; the moving wheel assemblies are arranged on the two sides of the bearing frame. According to the scheme, medicinal materials are dug through the digging shovel, the medicinal materials are guided to the hollowed-out conveying belt assembly through the transition fence, the hollowed-out conveying belt assembly conveys the medicinal materials and cooperates with the pressing roller to press the medicinal materials, soil attached to the medicinal materials is separated from the medicinal materials, and digging of the medicinal materials and separation of the medicinal materials and the soil can be achieved; the medicinal material digging effect and efficiency are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of medicine digging machines, in particular to a conveying device for separating soil and medicine of a medicine digging machine. Background Art

[0002] During the planting process of various rhizome Chinese medicinal materials such as sandy soil, raw land, platycodon grandiflorum, salvia miltiorrhiza, polygala tenuifolia, isatis root, bupleurum chinense, astragalus membranaceus, angelica dahurica, scutellaria baicalensis, and sichuan earthworm, in order to improve the excavation efficiency of medicinal materials, mechanical equipment is often used for excavation.

[0003] However, at present, when the medicinal material excavation device excavates medicinal materials, a large amount of soil will adhere to the outside of the medicinal materials, and a large amount of manpower and labor are required to separate the medicinal materials from the soil. Therefore, designing a conveying device for separating soil and medicine of a medicine digging machine can achieve the separation of medicinal materials and soil, and improve the excavation effect and efficiency of medicinal materials. Content of the Utility Model

[0004] The utility model provides a conveying device for separating soil and medicine of a medicine digging machine. The medicinal materials are excavated by an excavation shovel, and the medicinal materials are guided to a hollow conveyor belt assembly through an over fence. The hollow conveyor belt assembly conveys the medicinal materials and cooperates with a pressing roller to press the medicinal materials, so that the soil adhered to the medicinal materials is separated from the medicinal materials, and the excavation of the medicinal materials and the separation of the medicinal materials from the soil can be achieved, and the excavation effect and efficiency of the medicinal materials can be improved.

[0005] To solve the above technical problems, the technical solution of the utility model is as follows:

[0006] The utility model provides a conveying device for separating soil and medicine of a medicine digging machine, including:

[0007] A carrier frame, which is suspended and connected to the central drawbar of a tractor, and a carrier plate is arranged on the bottom surface of the carrier frame;

[0008] An excavation shovel, which is arranged between the two carrier plates, and the excavation shovel is located at the excavation front end of the carrier frame to excavate medicinal materials;

[0009] A hollow conveyor belt assembly, which is arranged between the two carrier plates to convey the excavated medicinal materials to the tail end of the carrier frame;

[0010] A driving device, which is arranged on the carrier frame to drive the hollow conveyor belt assembly to work;

[0011] An over fence, which is located between the excavation shovel and the hollow conveyor belt assembly to guide the excavated medicinal herbs to the hollow conveyor belt assembly;

[0012] A pressing roller, the pressing roller is arranged between two bearing plates, the pressing roller is located above the hollow conveyor belt assembly, and a gap for the medicinal materials to pass through is formed between the pressing roller and the hollow conveyor belt assembly so that the pressing roller presses the medicinal materials;

[0013] A moving wheel assembly, the moving wheel assembly is arranged on both sides of the carrier.

[0014] Optionally, the hollow conveyor belt assembly includes:

[0015] A second conveying shaft, the second conveying shaft is rotatably installed between two bearing plates, the second conveying shaft is close to the conveying tail end of the carrier, and a first transmission assembly is connected between any end of the second conveying shaft and the output end of the driving device;

[0016] A second conveyor belt pulley, the second conveyor belt pulley is arranged on the second conveying shaft;

[0017] A first conveying shaft, the first conveying shaft is rotatably installed between two bearing plates, the first conveying shaft is close to the transition fence;

[0018] A first conveyor belt pulley, the first conveyor belt pulley is arranged on the first conveying shaft;

[0019] A conveying belt is meshed and connected between the first conveyor belt pulley and the second conveyor belt pulley;

[0020] Conveying rods, the conveying rods are connected to the conveying belt, a plurality of conveying rods are provided, and the plurality of conveying rods are evenly distributed along the conveying direction of the conveying belt to carry and convey the medicinal materials.

[0021] Optionally, the hollow conveyor belt assembly further includes:

[0022] A conveying gear, the conveying gear is arranged on the second conveying shaft, and the pitch of the conveying gear is adapted to the distance between adjacent two conveying rods.

[0023] Optionally, the driving device includes:

[0024] A gearbox, the gearbox is arranged on the carrier, and the input shaft of the gearbox is connected to the power output shaft end of the tractor through a universal coupling;

[0025] A driving belt pulley, the driving belt pulley is connected to the output shaft of the gearbox;

[0026] A transmission shaft, the transmission shaft is rotatably installed on the carrier, and the transmission shaft is connected to the first transmission assembly;

[0027] A driven belt pulley, the driven belt pulley is arranged on the transmission shaft;

[0028] A drive belt is meshingly connected between the driven pulley and the driving pulley.

[0029] Optionally, the first transmission assembly includes:

[0030] A driving sprocket connected to the transmission shaft;

[0031] A driven sprocket connected to the second conveying shaft;

[0032] An intermediate sprocket rotatably arranged on the carrier;

[0033] A first chain is meshingly connected between the driving sprocket, the driven sprocket and the intermediate sprocket.

[0034] Optionally, the conveying device of the medicinal herb digging machine capable of separating soil and medicine further includes:

[0035] A secondary separation roller rotatably installed between two carriers, the secondary separation roller being close to the hollow conveyor belt assembly and at the end of the carrier close to it;

[0036] The secondary separation roller includes:

[0037] A separation shaft rotatably installed between two bearing plates, and a second transmission assembly is connected between the separation shaft and the second conveying shaft;

[0038] Bearing discs, the bearing plates are arranged on the separation shaft, there are two bearing discs, and the two bearing discs are respectively close to the two bearing plates;

[0039] Separation rods connected between the two bearing discs, there are multiple separation rods, and the multiple separation rods are evenly distributed circumferentially with the axis of the separation shaft as the reference.

[0040] Optionally, the second transmission assembly includes:

[0041] Transmission sprockets, there are two transmission sprockets, and the two transmission sprockets are respectively connected to the ends of the separation shaft and the second conveying shaft; a second chain is meshingly connected between the two transmission sprockets.

[0042] Optionally, the pressing roller includes:

[0043] A bearing shaft connected between two bearing plates and located above the hollow conveyor belt assembly;

[0044] Connecting pipes rotatably installed at both ends of the bearing shaft through bearings;

[0045] The pressure - applying pipe is sleeved outside the bearing shaft, and the inner wall of the pressure - applying pipe is connected to the connecting pipe through a connecting block.

[0046] Optionally, the transition fence includes:

[0047] Transition rods, one end of each transition rod is connected to the excavation shovel, and the other end of the transition rod extends towards the hollow conveyor belt assembly; there are multiple transition rods, and they are evenly distributed between two bearing plates;

[0048] Reinforcing rods, the reinforcing rods are connected between the two bearing plates, the reinforcing rods are located below the transition rods, and the reinforcing rods are welded to the transition rods;

[0049] Support plates, the support plates are arranged between the two bearing plates, the support plates are close to the hollow conveyor belt assembly, and the support plates are located below the transition rods;

[0050] Supporting rods, the supporting rods are welded between the transition rods and the support plates.

[0051] Optionally, the moving wheel assembly includes:

[0052] A bearing pipe, the bearing pipe is connected to the outside of the bearing frame through a connecting rod, and the bearing pipe extends vertically;

[0053] A lifting pipe, the lifting pipe is slidably arranged inside the bearing pipe, the bottom end of the lifting pipe passes through the bottom end of the bearing pipe, and both the lifting pipe and the bearing pipe are square - pipe structures;

[0054] An adjusting stud, the adjusting stud is threadedly connected to the first plate at the upper end of the bearing pipe, a handle is connected to the upper end of the adjusting stud, the bottom end of the adjusting stud passes through the connection hole of the second plate at the upper end of the lifting pipe, a fixing ring is arranged on the adjusting stud, there are two fixing rings, and the two fixing rings are respectively located above and below the second plate;

[0055] A gantry frame, the gantry frame is connected to the bottom end of the lifting pipe;

[0056] Wheels, the wheels are rotatably installed inside the gantry frame.

[0057] The above - mentioned solution of the present utility model has at least the following beneficial effects:

[0058] In the above solution of the present utility model, the medicinal materials are excavated by the excavation shovel, and guided to the hollow conveyor belt assembly through the over - fence. The hollow conveyor belt assembly conveys the medicinal materials and cooperates with the pressing roller to press the medicinal materials, so that the soil adhered to the medicinal materials is separated from the medicinal materials, which can realize the excavation of the medicinal materials and the separation of the medicinal materials from the soil, and improve the excavation effect and efficiency of the medicinal materials. Brief Description of the Drawings

[0059] Figure 1 Fig. is a three - dimensional structural schematic diagram of the conveying device for separating soil and medicinal materials of the medicinal - herb digging machine provided by the embodiment of the present utility model;

[0060] Figure 2 Fig. is a top view of the conveying device for separating soil and medicinal materials of the medicinal - herb digging machine provided by the embodiment of the present utility model;

[0061] Figure 3 Fig. is a right - hand cross - sectional view of the conveying device for separating soil and medicinal materials of the medicinal - herb digging machine provided by the embodiment of the present utility model;

[0062] Figure 4 Fig. is a right - hand cross - sectional view of the hollow conveyor belt assembly in the conveying device for separating soil and medicinal materials of the medicinal - herb digging machine provided by the embodiment of the present utility model;

[0063] Figure 5 Fig. is a right - hand cross - sectional view of the secondary separation roller in the conveying device for separating soil and medicinal materials of the medicinal - herb digging machine provided by the embodiment of the present utility model;

[0064] Figure 6 Fig. is a left - hand view of the conveying device for separating soil and medicinal materials of the medicinal - herb digging machine provided by the embodiment of the present utility model;

[0065] Figure 7 Fig. is a structural schematic diagram of the moving wheel assembly in the conveying device for separating soil and medicinal materials of the medicinal - herb digging machine provided by the embodiment of the present utility model;

[0066] Figure 8 Fig. is Figure 7 an enlarged schematic view of part A;

[0067] Figure 9 Fig. is a right - hand cross - sectional view of the pressing roller in the conveying device for separating soil and medicinal materials of the medicinal - herb digging machine provided by the embodiment of the present utility model.

[0068] The description of the reference numerals is as follows:

[0069] 1. Carrier frame; 101. Carrier plate; 2. Digging shovel; 3. Driving device; 301. Gearbox; 302. Driving pulley; 303. Transmission belt; 304. Driven pulley; 305. Transmission shaft; 4. Transition fence; 401. Transition rod; 402. Reinforcing rod; 403. Support plate; 404. Support rod; 5. Mobile wheel assembly; 501. Bearing pipe; 502. Adjusting stud; 503. Handle; 504. Lifting pipe; 505. Gantry; 506. Wheel; 507. Connecting rod; 508. First plate body; 509. Second plate body; 510. Fixed ring; 511. Connecting hole; 6. Pressing roller; 601. Bearing shaft; 602. Connecting pipe; 603. Connecting block; 604. Pressing pipe; 7. Hollow conveyor belt assembly; 701. First conveyor shaft; 702. Second conveyor shaft; 703. Conveyor belt; 704. Conveyor rod; 705. Conveyor gear; 706. First conveyor belt pulley; 707. Second conveyor belt pulley; 8. Secondary separation roller; 801. Separation shaft; 802. Separation rod; 803. Bearing disc; 9. First transmission assembly; 901. Driving sprocket; 902. Driven sprocket; 903. First chain; 904. Transition sprocket; 10. Second transmission assembly; 1001. Transmission sprocket; 1002. Second chain. Detailed implementation manners

[0070] The exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although the exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure can be implemented in various forms and should not be limited by the embodiments set forth herein. On the contrary, these embodiments are provided so that the present disclosure can be more thoroughly understood and the scope of the present disclosure can be fully conveyed to those skilled in the art.

[0071] As Figures 1-9 shown, the present utility model provides a conveying device for separating soil and medicine of a medicine digging machine, including:

[0072] A carrier frame 1, the carrier frame 1 is suspended and connected to the central pull rod of a tractor, and a carrier plate 101 is arranged on the bottom surface of the carrier frame 1;

[0073] A digging shovel 2, the digging shovel 2 is arranged between two carrier plates 101, and the digging shovel 2 is located at the digging front end of the carrier frame 1 to dig medicinal materials;

[0074] A hollow conveyor belt assembly 7, the hollow conveyor belt assembly 7 is arranged between two carrier plates 101 to convey the dug medicinal materials to the tail end of the carrier frame 1;

[0075] A driving device 3, arranged on the carrier frame 1 to drive the hollow conveyor belt assembly 7 to work;

[0076] Over - fence 4, the over - fence 4 is located between the digging shovel 2 and the hollow conveyor belt assembly 7 to guide the dug herbs to the hollow conveyor belt assembly 7;

[0077] Pressing roller 6, the pressing roller 6 is arranged between two bearing plates 101, the pressing roller 6 is located above the hollow conveyor belt assembly 7, and a gap for the medicinal materials to pass through is formed between the pressing roller 6 and the hollow conveyor belt assembly 7 so that the pressing roller 6 presses the medicinal materials;

[0078] Moving wheel assembly 5, the moving wheel assembly 5 is arranged on both sides of the carrier frame 1.

[0079] In this embodiment, during use, the carrier frame 1 is suspended and connected to the central drawbar of the tractor, and the moving wheel assembly 5 is used to make the carrier frame 1 move under the traction of the tractor;

[0080] During the movement of the carrier frame 1, the medicinal materials are dug by the digging shovel 2. Under the pushing action of the soil dug by the digging shovel 2, the dug medicinal materials and soil move to the surface of the hollow conveyor belt assembly 7. The driving device 3 drives the hollow conveyor belt assembly 7 to work, and conveys the medicinal materials and soil to the tail end of the carrier frame 1. During the conveying process, the medicinal materials and soil pass through the gap formed between the pressing roller 6 and the hollow conveyor belt assembly 7, and the pressing roller 6 presses the medicinal materials and soil, thereby realizing the separation of the medicinal materials from the soil. This application can realize the digging of the medicinal materials and the separation of the medicinal materials from the soil, which helps to improve the digging effect and efficiency of the medicinal materials;

[0081] In this embodiment, an ear plate seat for suspension connection with the central drawbar is provided on the carrier frame 1.

[0082] Such as Figure 2 、 Figure 3 And Figure 4 As shown, in an alternative embodiment of the present utility model, the hollow conveyor belt assembly 7 includes:

[0083] Second conveying shaft 702, the second conveying shaft 702 is rotatably installed between two bearing plates 101, the second conveying shaft 702 is close to the conveying tail end of the carrier frame 1, and a first transmission assembly 9 is connected between any end of the second conveying shaft 702 and the output end of the driving device 3;

[0084] Second conveyor belt pulley 707, the second conveyor belt pulley 707 is arranged on the second conveying shaft 702;

[0085] First conveying shaft 701, the first conveying shaft 701 is rotatably installed between two bearing plates 101, and the first conveying shaft 701 is close to the over - fence 4;

[0086] First conveyor belt pulley 706, the first conveyor belt pulley 706 is arranged on the first conveying shaft 701;

[0087] A conveying belt 703 is meshed and connected between a first conveyor pulley 706 and a second conveyor pulley 707;

[0088] Conveying rods 704 are connected to the conveying belt 703. There are multiple conveying rods 704, and the multiple conveying rods 704 are evenly distributed along the conveying direction of the conveying belt 703 to carry and convey medicinal materials.

[0089] In this embodiment, the driving device 3 drives the second conveying shaft 702 to rotate through the first transmission assembly 9. Under the driving action of the second conveyor pulley 707, the first conveyor pulley 706 and the output belt, the conveying belt 703 drives the conveying rods 704 to move, so as to convey the soil and medicinal materials through the conveying rods 704;

[0090] Such as Figure 2 、 Figure 3 and Figure 4 As shown, adopting the above structure can ensure the conveying of medicinal materials and soil while facilitating the leakage of separated soil.

[0091] In an alternative embodiment of the present utility model, the hollow conveying belt assembly 7 further includes:

[0092] A conveying gear 705 is arranged on the second conveying shaft 702, and the pitch of the conveying gear 705 is adapted to the distance between two adjacent conveying rods 704.

[0093] In this embodiment, the conveying gear 705 rotates with the second conveying shaft 702, and the conveying rods 704 are pushed by the conveying gear 705, which can ensure the movement stability of the conveying rods 704, thereby ensuring the conveying effect of the conveying rods 704 on the soil and medicinal materials.

[0094] Such as Figure 2 As shown, in an alternative embodiment of the present utility model, the driving device 3 includes:

[0095] A gearbox 301 is arranged on the carrier 1, and the input shaft of the gearbox 301 is connected to the power output shaft end of the tractor through a universal coupling;

[0096] A driving pulley 302 is connected to the output shaft of the gearbox 301;

[0097] A transmission shaft 305 is rotatably installed on the carrier 1, and the transmission shaft 305 is connected to the first transmission assembly 9;

[0098] A driven pulley 304 is arranged on the transmission shaft 305;

[0099] A transmission belt 303 is meshed and connected between the driven pulley 304 and the driving pulley 302.

[0100] In this embodiment, the input shaft of the transmission 301 is connected to the power output shaft end of the tractor through a universal coupling. When the tractor traction carrier 1 moves, the transmission 301 operates under the drive of the power output shaft end of the tractor, and is transmitted through the driving pulley 302, the transmission belt 303 and the driven pulley 304, so that the transmission shaft 305 rotates, and is transmitted through the first transmission assembly 9, thereby driving the second conveying shaft 702 to rotate.

[0101] As Figure 1 shown, in an alternative embodiment of the present utility model, the first transmission assembly 9 includes:

[0102] A driving sprocket 901, the driving sprocket 901 is connected to the transmission shaft 305;

[0103] A driven sprocket 902, the driven sprocket 902 is connected to the second conveying shaft 702;

[0104] An intermediate sprocket 904, the intermediate sprocket 904 is rotatably arranged on the carrier 1;

[0105] A first chain 903 is meshed and connected between the driving sprocket 901, the driven sprocket 902 and the intermediate sprocket 904.

[0106] In this embodiment, through the driving sprocket 901, the driven sprocket 902, the intermediate sprocket 904 and the first chain 903 for transmission, the second conveying shaft 702 is rotated under the drive of the transmission shaft 305.

[0107] As Figure 1 , Figure 2 and Figure 5 shown, in an alternative embodiment of the present utility model, the conveying device of the medicinal herb digging machine capable of separating soil and medicine further includes:

[0108] A secondary separation roller 8 rotatably installed between two carriers 1, the secondary separation roller 8 is close to the hollow conveyor belt assembly 7, and the secondary separation roller 8 is close to the tail end of the carrier 1;

[0109] The secondary separation roller 8 includes:

[0110] A separation shaft 801, the separation shaft 801 is rotatably installed between two bearing plates 101, and a second transmission assembly 10 is connected between the separation shaft 801 and the second conveying shaft 702;

[0111] A bearing disc 803, the bearing plate 101 is arranged on the separation shaft 801, there are two bearing discs 803, and the two bearing discs 803 are respectively close to the two bearing plates 101;

[0112] The separating rod 802 is connected between two bearing discs 803. There are multiple separating rods 802, and the multiple separating rods 802 are evenly distributed circumferentially with the axis of the separating shaft 801 as the reference.

[0113] In this embodiment, the separating shaft 801 rotates with the second conveying shaft 702 through the second transmission assembly 10. The separating rod 802 rotates with the separating shaft 801 through the bearing disc 803. Under the conveying action of the conveying rod 704, the medicinal materials move towards the separating shaft 801. When the medicinal materials leave the conveying rod 704, the separating rod 802 contacts the medicinal materials, achieving the knocking effect on the medicinal materials, thereby further separating the soil adhered to the surface of the medicinal materials and ensuring the separation effect of the medicinal materials and the soil.

[0114] As Figure 6 shown, in an alternative embodiment of the present utility model, the second transmission assembly 10 includes:

[0115] The transmission sprockets 1001. There are two transmission sprockets 1001, and the two transmission sprockets 1001 are respectively connected to the ends of the separating shaft 801 and the second conveying shaft 702; a second chain 1002 is meshed and connected between the two transmission sprockets 1001.

[0116] In this embodiment, the separating shaft 801 rotates with the second conveying shaft 702 through the transmission of the two transmission sprockets 1001 and the second chain 1002.

[0117] As Figure 8 shown, in an alternative embodiment of the present utility model, the pressing roller 6 includes:

[0118] The bearing shaft 601. The bearing shaft 601 is connected between two bearing plates 101, and the bearing shaft 601 is located above the hollow conveyor belt assembly 7;

[0119] The connecting pipe 602. The connecting pipe 602 is rotatably installed at both ends of the bearing shaft 601 through bearings;

[0120] The pressing pipe 604. The pressing pipe 604 is sleeved outside the bearing shaft 601, and the inner wall of the pressing pipe 604 is connected to the connecting pipe 602 through a connecting block 603.

[0121] In this embodiment, the connection between the connecting pipe 602 and the pressing pipe 604 is realized through the connecting block 603, and the rotational connection between the pressing pipe 604 and the bearing shaft 601 is realized through the connecting pipe 602, which can realize the rotation of the pressing pipe 604, help improve the pressing effect of the pressing pipe 604 on the medicinal materials and the soil, and improve the separation effect of the medicinal materials and the soil.

[0122] As Figure 2 and Figure 3 shown, in an alternative embodiment of the present utility model, the transition fence 4 includes:

[0123] The transition rod 401, one end of the transition rod 401 is connected to the digging shovel 2, and the other end of the transition rod 401 extends towards the hollow conveyor belt assembly 7; there are multiple transition rods 401, and they are evenly distributed between the two bearing plates 101;

[0124] The strengthening rod 402, the strengthening rod 402 is connected between the two bearing plates 101, the strengthening rod 402 is located below the transition rod 401, and the strengthening rod 402 is welded to the transition rod 401;

[0125] The support plate 403, the support plate 403 is arranged between the two bearing plates 101, the support plate 403 is close to the hollow conveyor belt assembly 7, and the support plate 403 is located below the transition rod 401;

[0126] The support rod 404, the support rod 404 is welded between the transition rod 401 and the support plate 403.

[0127] In this embodiment, the medicinal materials and soil can be guided to the hollow conveyor belt assembly 7 through the transition rod 401; the strength of the transition rod 401 can be ensured through the strengthening rod 402, the support plate 403 and the support rod 404, and the guiding effect of the transition rod 401 on the medicinal materials and soil can be ensured.

[0128] As Figures 6-8 shown, in an alternative embodiment of the present utility model, the moving wheel assembly 5 includes:

[0129] The bearing pipe 501, the bearing pipe 501 is connected to the outside of the bearing frame 1 through the connecting rod 507, and the bearing pipe 501 extends vertically;

[0130] The lifting pipe 504, the lifting pipe 504 is slidably arranged inside the bearing pipe 501, the bottom end of the lifting pipe 504 passes through the bottom end of the bearing pipe 501, and both the lifting pipe 504 and the bearing pipe 501 are square pipe structures;

[0131] The adjusting stud 502, the adjusting stud 502 is threadedly connected to the first plate body 508 at the upper end of the bearing pipe 501, the upper end of the adjusting stud 502 is connected with a handle 503, the bottom end of the adjusting stud 502 passes through the connecting hole 511 of the second plate body 509 at the upper end of the lifting pipe 504, and a fixing ring 510 is arranged on the adjusting stud 502, there are two fixing rings 510, and the two fixing rings 510 are respectively located above and below the second plate body 509;

[0132] The portal frame 505, the portal frame 505 is connected to the bottom end of the lifting pipe 504;

[0133] The wheel 506, the wheel 506 is rotatably installed inside the portal frame 505.

[0134] In this embodiment, the adjusting stud 502 is rotated through the handle 503 to adjust the lifting of the adjusting stud 502. The lifting tube 504 is driven by the fixing ring 510 and the second plate body 509 to lift inside the bearing tube 501, so as to realize the height adjustment of the wheel 506.

[0135] During specific use, the digging depth of the digging shovel 2 is adjusted by adjusting the length of the central pull rod of the tractor and the height of the wheel 506: reducing the length of the central pull rod and moving the wheel 506 upward close to the bearing frame 1 will deepen the digging depth, and vice versa, the digging depth will become shallower.

[0136] The above is the preferred embodiment of the present invention. It should be noted that for those of ordinary skill in the art, without departing from the principle of the present invention, several improvements and refinements can be made, and these improvements and refinements should also be regarded as the protection scope of the present invention.

Claims

1. A conveying device for separating soil and medicine of a medicine-digging machine, characterized in that: Comprising: A carrier frame (1), the carrier frame (1) is suspended and connected to the central drawbar of the tractor, and a carrier plate (101) is arranged on the bottom surface of the carrier frame (1); An excavation shovel (2), the excavation shovel (2) is arranged between the two carrier plates (101), and the excavation shovel (2) is located at the excavation front end of the carrier frame (1) to excavate medicinal materials; A hollow conveyor belt assembly (7), the hollow conveyor belt assembly (7) is arranged between the two carrier plates (101) to convey the excavated medicinal materials to the tail end of the carrier frame (1); A driving device (3), arranged on the carrier frame (1) to drive the hollow conveyor belt assembly (7) to work; An over fence (4), the over fence (4) is located between the excavation shovel (2) and the hollow conveyor belt assembly (7) to guide the excavated herbs to the hollow conveyor belt assembly (7); A pressing roller (6), the pressing roller (6) is arranged between the two carrier plates (101), the pressing roller (6) is located above the hollow conveyor belt assembly (7), and a gap for the medicinal materials to pass through is formed between the pressing roller (6) and the hollow conveyor belt assembly (7) so that the pressing roller (6) presses the medicinal materials; A moving wheel assembly (5), the moving wheel assembly (5) is arranged on both sides of the carrier frame (1).

2. The conveying device capable of separating soil and medicine of the medicine-digging machine according to claim 1, wherein, The hollow conveyor belt assembly (7) includes: A second conveying shaft (702), the second conveying shaft (702) is rotatably installed between the two carrier plates (101), the second conveying shaft (702) is close to the conveying tail end of the carrier frame (1), and a first transmission assembly (9) is connected between any end of the second conveying shaft (702) and the output end of the driving device (3); A second conveyor belt pulley (707), the second conveyor belt pulley (707) is arranged on the second conveying shaft (702); A first conveying shaft (701), the first conveying shaft (701) is rotatably installed between the two carrier plates (101), and the first conveying shaft (701) is close to the over fence (4); A first conveyor belt pulley (706), the first conveyor belt pulley (706) is arranged on the first conveying shaft (701); A conveying belt (703) is meshed and connected between the first conveyor belt pulley (706) and the second conveyor belt pulley (707); Conveying rods (704), the conveying rods (704) are connected to the conveying belt (703), there are multiple conveying rods (704), and the multiple conveying rods (704) are evenly distributed along the conveying direction of the conveying belt (703) to carry and convey the medicinal materials.

3. The conveying device capable of separating soil and medicine of the medicine-digging machine according to claim 2, wherein The hollow conveyor belt assembly (7) further includes: A conveying gear (705), the conveying gear (705) is arranged on the second conveying shaft (702), and the tooth pitch of the conveying gear (705) is adapted to the distance between two adjacent conveying rods (704).

4. The conveying device capable of separating soil and medicine of the medicine-digging machine according to claim 2, characterized in that, The driving device (3) includes: Gearbox (301), the gearbox (301) is arranged on the carrier (1), and the input shaft of the gearbox (301) is connected to the power output shaft end of the tractor through a universal coupling; Drive pulley (302), the drive pulley (302) is connected to the output shaft of the gearbox (301); Drive shaft (305), the drive shaft (305) is rotatably installed on the carrier (1), and the drive shaft (305) is connected to the first transmission assembly (9); Driven pulley (304), the driven pulley (304) is arranged on the drive shaft (305); A transmission belt (303) is meshed and connected between the driven pulley (304) and the drive pulley (302).

5. The conveying device capable of separating soil and medicine of the medicine-digging machine according to claim 4, wherein The first transmission assembly (9) includes: Drive sprocket (901), the drive sprocket (901) is connected to the drive shaft (305); Driven sprocket (902), the driven sprocket (902) is connected to the second conveying shaft (702); Idler sprocket (904), the idler sprocket (904) is rotatably arranged on the carrier (1); A first chain (903) is meshed and connected between the drive sprocket (901), the driven sprocket (902) and the idler sprocket (904).

6. The conveying device capable of separating soil and medicine of the medicine-digging machine according to claim 2, wherein, It further includes: A secondary separation roller (8) rotatably installed between two carriers (1), the secondary separation roller (8) is close to the hollow conveyor belt assembly (7), and the secondary separation roller (8) is close to the tail end of the carrier (1); The secondary separation roller (8) includes: Separation shaft (801), the separation shaft (801) is rotatably installed between two carrier plates (101), and a second transmission assembly (10) is connected between the separation shaft (801) and the second conveying shaft (702); Carrying disks (803), the carrier plates (101) are arranged on the separation shaft (801), there are two carrying disks (803), and the two carrying disks (803) are respectively close to the two carrier plates (101); Separation rods (802), the separation rods (802) are connected between the two carrying disks (803), there are multiple separation rods (802), and the multiple separation rods (802) are evenly distributed circumferentially with the axis of the separation shaft (801) as the reference.

7. The conveying device capable of separating soil and medicine of the medicine-digging machine according to claim 6, characterized in that, The second transmission assembly (10) includes: Drive sprockets (1001), there are two drive sprockets (1001), and the two drive sprockets (1001) are respectively connected to the ends of the separation shaft (801) and the second conveying shaft (702); A second chain (1002) is meshed and connected between the two drive sprockets (1001).

8. The conveying device capable of separating soil and medicine of the medicine-digging machine according to claim 1, characterized in that, The pressing roller (6) includes: Carrying shaft (601), the carrying shaft (601) is connected between two carrier plates (101), and the carrying shaft (601) is located above the hollow conveyor belt assembly (7); Connecting pipes (602), the connecting pipes (602) are rotatably installed at both ends of the carrying shaft (601) through bearings; A pressure - applying pipe (604) is sleeved outside the bearing shaft (601), and the inner wall of the pressure - applying pipe (604) is connected to the connecting pipe (602) through a connecting block (603).

9. The conveying device capable of separating soil and medicine of the medicine-digging machine according to claim 1, characterized in that, The transition fence (4) includes: Transition rods (401), one end of each transition rod (401) is connected to the excavation shovel (2), and the other end of the transition rod (401) extends towards the hollow conveyor belt assembly (7); there are multiple transition rods (401), and they are evenly distributed between two bearing plates (101); Reinforcing rods (402), the reinforcing rods (402) are connected between the two bearing plates (101), the reinforcing rods (402) are located below the transition rods (401), and the reinforcing rods (402) are welded to the transition rods (401); Support plates (403), the support plates (403) are arranged between the two bearing plates (101), the support plates (403) are close to the hollow conveyor belt assembly (7), and the support plates (403) are located below the transition rods (401); Supporting rods (404), the supporting rods (404) are welded between the transition rods (401) and the support plates (403).

10. The conveying device capable of separating soil and medicine of the medicine-digging machine according to claim 1, characterized in that, The mobile wheel assembly (5) includes: A bearing pipe (501), the bearing pipe (501) is connected to the outside of the bearing frame (1) through a connecting rod (507), and the bearing pipe (501) extends vertically; A lifting pipe (504), the lifting pipe (504) is slidably arranged inside the bearing pipe (501), the bottom end of the lifting pipe (504) passes through the bottom end of the bearing pipe (501), and both the lifting pipe (504) and the bearing pipe (501) are square - pipe structures; An adjusting stud (502), the adjusting stud (502) is threadedly connected to a first plate body (508) at the upper end of the bearing pipe (501), a handle (503) is connected to the upper end of the adjusting stud (502), the bottom end of the adjusting stud (502) passes through a connecting hole (511) of a second plate body (509) at the upper end of the lifting pipe (504), and fixing rings (510) are arranged on the adjusting stud (502), there are two fixing rings (510), and the two fixing rings (510) are respectively located above and below the second plate body (509); A gantry (505), the gantry (505) is connected to the bottom end of the lifting pipe (504); Wheels (506), the wheels (506) are rotatably installed inside the gantry (505).

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