CN214902197U - Small self-propelled rhizoma corydalis harvester - Google Patents
Small self-propelled rhizoma corydalis harvester Download PDFInfo
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- CN214902197U CN214902197U CN202120439564.0U CN202120439564U CN214902197U CN 214902197 U CN214902197 U CN 214902197U CN 202120439564 U CN202120439564 U CN 202120439564U CN 214902197 U CN214902197 U CN 214902197U
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- 241000218176 Corydalis Species 0.000 title claims description 80
- 239000002689 soil Substances 0.000 claims abstract description 63
- 230000007246 mechanism Effects 0.000 claims abstract description 52
- 230000001360 synchronised effect Effects 0.000 claims abstract description 36
- 238000012216 screening Methods 0.000 claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims description 55
- 230000035515 penetration Effects 0.000 claims description 2
- 238000003306 harvesting Methods 0.000 abstract description 7
- 230000009471 action Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 241001124569 Lycaenidae Species 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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Abstract
本实用新型提供了小型自走式元胡收获机，该收获机包括收获机机体、设于收获机机体前端的元胡攫取收集机构以及设于收获机机体上的筛分机构，还包括收获机行走机构，收获机行走机构包括设于收获机机体上的滚轮和对称设在收获机机体两侧的履带式行走装置；履带式行走装置包括固定架，通过转轴与收获机机体上设有的大同步带轮转动连接，大同步带轮与固定架上设有的小同步带轮通过履带连接；第一驱动装置，设在收获机机体上，并通过第一链条与大同步带轮链传动。本实用新型解决了现有的元胡收获机体积庞大和笨重、行动不灵活以及收获时导致压实土壤致使土壤破碎效率低的问题。
The utility model provides a small self-propelled Yuanhu harvester, which comprises a harvester body, a Yuanhu grabbing and collecting mechanism arranged at the front end of the harvester body and a screening mechanism arranged on the harvester body, and also includes a harvester Walking mechanism, the walking mechanism of the harvester includes rollers arranged on the body of the harvester and a crawler-type traveling device symmetrically arranged on both sides of the harvester body; The synchronous pulley is rotatably connected, and the large synchronous pulley is connected with the small synchronous pulley provided on the fixed frame through the crawler belt; the first driving device is arranged on the harvester body, and is driven by the first chain and the large synchronous pulley chain. The utility model solves the problems that the existing Yuanhu harvester is bulky and cumbersome, inflexible in action, and compacted soil during harvesting, resulting in low soil crushing efficiency.
Description
Technical Field
The utility model belongs to the technical field of the corydalis tuber equipment of gathering, in particular to small-size self-propelled corydalis tuber harvester.
Background
Rhizoma corydalis is named as rhizoma corydalis and corydalis tuber, and has four effects of promoting blood circulation, removing blood stasis, regulating vital essence, relieving pain, clearing intestine and discharging feces as a traditional Chinese medicinal material, the rhizoma corydalis is mainly in the shape of earthy yellow, is roughly in the shape of an ellipsoid, and generally has the minimum diameter of 0.5cm and the maximum diameter of 2.5 cm. Corydalis tuber is produced in Xinyang, Pankanan and the like in east yang and south yang cities of Zhejiang at early stage, and has been developed in large scale in Hanzhong areas of Shaanxi in recent years. The yield of urban solid, county and area such as southern Zheng district in Hanzhong city in Shaanxi is large, and accounts for 60% -70% of the total yield of the whole country. But the mechanical level of rhizoma corydalis harvesting is lower at present, most of rhizoma corydalis is harvested by traditional manual harvesting, and the production efficiency is low. Therefore, there is a need to develop a small wheeled harvester suitable for harvesting rhizoma corydalis, so as to improve the labor productivity and increase the income.
With the continuous development of agricultural machinery equipment in recent years, some rhizoma corydalis harvesting machines, such as self-propelled high-efficiency rhizoma corydalis harvesters, have appeared, and the efficiency of the harvesters is improved compared with the traditional manual harvesting method. However, the rhizoma corydalis harvester is bulky and heavy, needs to be towed to a working place by a truck, is extremely inconvenient to use, and is difficult to break due to the fact that soil is compacted by the rhizoma corydalis harvester during actual harvesting.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing, to the above-mentioned problem of middle and upper existence of prior art, a small-size self-propelled corydalis tuber harvester is provided, the harvester volume that exists is heavy among the solution prior art, the action is inflexible, compacted soil leads to the problem that soil crushing efficiency is low, be small-size crawler-type running gear through setting up walking module, it supports to assist there are four gyro wheels, can turn in a flexible way again when guaranteeing to have great drive power, harvester the place ahead is provided with excavates broken module, it has integrateed excavating gear and broken mechanism to excavate broken module. The digging device can effectively dig the rhizoma corydalis in the soil, and the crushing mechanism is divided into two stages, can effectively crush massive soil without large-area soil blockage. The screening and conveying mechanism is arranged below the crushing mechanism, the rhizoma corydalis and the soil are primarily separated, the soil leaks from the conveying belt, the rhizoma corydalis is conveyed to the next-stage independent screening mechanism, and the rhizoma corydalis and the soil are further screened and separated in the independent screening mechanism.
In order to achieve the above purpose, the technical solution provided by the present invention is a small-sized self-propelled rhizoma corydalis harvester, comprising a harvester body, a rhizoma corydalis seizing and collecting mechanism arranged at the front end of the harvester body, a screening mechanism arranged on the harvester body, and a harvester travelling mechanism, wherein the harvester travelling mechanism comprises a roller arranged on the harvester body and crawler travelling devices symmetrically arranged on two sides of the harvester body; the crawler type walking device comprises
The fixed frame is rotationally connected with a large synchronous belt wheel arranged on the harvester body through a rotating shaft, and the large synchronous belt wheel is connected with a small synchronous belt wheel arranged on the fixed frame through a crawler belt;
the first driving device is arranged on the harvester body and is driven by the chain of the first chain and the large synchronous belt wheel.
Preferably, the mount is the tripod, big synchronous pulley rotates through pivot and tripod apex angle to be connected, little synchronous pulley is two, and two little synchronous pulleys rotate respectively and connect in two base angle departments of tripod, are located to be equipped with a plurality of supplementary steamboats on the tripod base between two little synchronous pulleys.
Preferably, the rhizoma corydalis grabbing and collecting mechanism comprises an excavating device for excavating the rhizoma corydalis, two soil breaking devices for breaking soil blocks carried on the excavated rhizoma corydalis and a chain plate transmission device for conveying the broken soil, three transmission shafts in the chain plate transmission device are arranged in a V shape, wherein one transmission shaft is connected with a second driving device for driving the transmission shaft to rotate through a first belt, each first chain wheel arranged on each transmission shaft is connected through a second chain, a second chain wheel for driving the second chain and the first chain wheel on the transmission shaft to be in chain transmission is arranged right above the transmission shaft at the lowest point in the three transmission shafts arranged in the V shape, and the two soil breaking devices and one soil breaking device are in synchronous transmission through the second belt.
Preferably, the digging device for digging rhizoma corydalis comprises a plurality of digging shovels and a plurality of fixing plates for fixing the digging shovels, the fixing plates are uniformly arranged at the front end of the feed inlet of the chain plate transmission device, each digging shovel is in one-to-one correspondence with each fixing plate and is detachably connected with each fixing plate, and the front end of each digging shovel is of a convex arc structure.
Preferably, the two soil crushing devices comprise a large crushing roller and a small crushing roller, and protrusions for crushing soil are arranged on the large crushing roller and the small crushing roller, and the large crushing roller is positioned in front of the small crushing roller.
Preferably, the chain plate transmission device is arranged below the large crushing roller and the small crushing roller, a sieve hole for enabling the crushed soil to fall is formed in a chain plate of the chain plate transmission device, and a first baffle plate for preventing the upwardly conveyed rhizoma corydalis from falling is mounted on a side edge of the chain plate transmission device.
Preferably, the harvester body comprises a front frame and a rear frame, the screening mechanism is arranged on the front frame, a guide plate for receiving the chain plate transmission device to convey the rhizoma corydalis and sending the rhizoma corydalis into the screening mechanism is integrally formed on the front frame, the crawler-type traveling device and the two rear rollers in the harvester traveling mechanism are arranged on the rear frame, the front rollers are arranged on the front frame, the front end of the front frame is rotatably connected with the rhizoma corydalis capture and collection mechanism, and the rear frame is provided with a handle.
Preferably, the screening mechanism is arranged below the front frame, and the screening mechanism comprises a U-shaped frame connected with the front frame, a screen with a second baffle, a rocker, an eccentric wheel and a third driving device, the screen is located in the U-shaped frame and is hinged to a plurality of vertical plates symmetrically arranged on the outer side of the U-shaped frame along the longitudinal direction, a plurality of rocker shafts transversely arranged are hinged between the two symmetrically arranged vertical plates, one rocker shaft near one side of the third driving device is connected with the lower end of the rocker, the high end of the rocker is hinged to a wheel disc of the eccentric wheel, and the eccentric wheel is in key connection with an output shaft of the third driving device arranged on the U-shaped frame.
Preferably, two layers of screen meshes are arranged in the U-shaped frame, and the aperture of the two layers of screen meshes is reduced from top to bottom in sequence.
Preferably, a limiting wheel used for limiting the digging depth of the digging shovel is further arranged above the digging device, and the limiting wheel is fixedly connected with the digging shovel bottom plate 4 through a connecting rod.
Compared with the prior art, the invention has the beneficial effects that:
1. the utility model discloses not only can solve the bulky, heavy problem of rhizoma corydalis harvester among the prior art, can also solve the soil breakage that exists among the prior art not thoroughly, medicine soil separation rate is low and the machine uses inconvenient problem.
2. The harvester walking mechanism is provided, the harvester walking mechanism combines the advantages of two walking modes of a common rubber wheel type walking mode and a conventional crawler type walking mode, the size of the whole harvester is small, the turning radius is small, the operation and the control are flexible, meanwhile, the harvester walking mechanism can walk to a working place through a crawler belt without the consignment of a truck, and is assisted by four idler wheels for supporting, so that the harvester walking mechanism can ensure that the harvester walking mechanism has larger driving force and can turn flexibly; the front part of the harvester is provided with a rhizoma corydalis grabbing and collecting mechanism which integrates a digging device, a soil crushing device and a chain plate transmission device. The rhizoma corydalis in the soil can be effectively excavated, the two-stage soil smashing device can effectively smash the massive soil without large-area soil blockage, the rhizoma corydalis after the soil smashing is conveyed to the screening mechanism by the conveying device, the massive soil leaks down from sieve holes on the chain plates in the conveying process, the soil which is not removed is conveyed to the screening mechanism along with the rhizoma corydalis, and the impurities which are not removed in the rhizoma corydalis and the soil are further separated.
3. The transmission shaft in the chain plate transmission device is arranged in a V shape, and the chain transmission is carried out through the first chain wheel, the second chain wheel and the second chain: firstly, in order to prolong the screening track of the rhizoma corydalis on the chain plate transmission device, the rhizoma corydalis is screened more sufficiently, secondly, the transverse size of the chain plate transmission device can be reduced through the design, the longitudinal size of the chain plate transmission device is increased, the space utilization rate is improved, the structure of the whole machine is more compact, the transmission angle of the rhizoma corydalis and soil block mixture of the soil breaking device in the soil breaking stage can be reduced through the design, and the phenomenon that the large rhizoma corydalis and soil block mixture which is not broken in time due to the fact that the transmission angle is too large rolls down to cause blockage is avoided.
Drawings
Fig. 1 is a top view of the small self-propelled rhizoma corydalis harvester of the present invention;
FIG. 2 is a front view of the small self-propelled rhizoma corydalis harvester of the present invention;
FIG. 3 is a schematic view of the sieving mechanism of the small self-propelled rhizoma corydalis harvester of the present invention;
fig. 4 is a partial enlarged view of the mechanism for grabbing and collecting rhizoma corydalis of the small self-propelled rhizoma corydalis harvester of the present invention.
In the figure: 1. digging shovel, 2, limiting wheel, 3, connecting rod, 4, fixing plate, 5, protrusion, 6, large crushing roller, 7, second chain, 8, second driving device, 9, chain plate, 10, first baffle, 11, front frame, 12, third driving device, 13, screen, 14, second baffle, 15, rotating shaft, 16, large synchronous belt wheel, 17, small synchronous belt wheel, 18, auxiliary small wheel, 19, crawler belt, 20, fixing frame, 21, first driving device, 22, speed reducer, 23, roller, 24, rear frame, 25, distribution box, 26, generator, 27, hand handle, 28, U-shaped frame, 29, rocker shaft, 30, riser, 32 rocker, 33 eccentric wheel.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the drawings in the embodiments of the present invention will be combined below to clearly and completely describe the technical solution in the embodiments of the present invention.
In the description of the present invention, it should be understood that the terms used in the description of the main body of the present invention to indicate orientation, such as "height", "length", "width" and "front surface", are based on the description on the premise that the main body is vertically placed, i.e., perpendicular to the ground, and are only for convenience of describing the present invention, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Examples
As shown in fig. 1-4, the embodiment of the present invention is realized by adopting the following technical solution, the small self-propelled rhizoma corydalis harvester comprises a harvester body, a rhizoma corydalis seizing and collecting mechanism arranged at the front end of the harvester body, a sieving mechanism arranged on the harvester body, and a harvester walking mechanism, wherein the harvester walking mechanism comprises four rollers 23 arranged on the harvester body and crawler-type walking devices symmetrically arranged at two sides of the harvester body; the crawler type walking device comprises
The fixed frame 20 is rotationally connected with a large synchronous belt wheel 16 arranged on the harvester body through a rotating shaft 15, and the large synchronous belt wheel 16 is connected with a small synchronous belt wheel 17 arranged on the fixed frame 20 through a crawler belt 19;
and the first driving device 21 is arranged on the harvester body and is driven by the chain of the large synchronous belt pulley 16 through a first chain.
Further, the fixed frame 20 is a tripod, the large synchronous belt wheel 16 is rotatably connected with a vertex angle of the tripod through the rotating shaft 15, the number of the small synchronous belt wheels 17 is two, the two small synchronous belt wheels 17 are respectively rotatably connected at two bottom corners of the tripod, and a plurality of auxiliary small wheels 18 are arranged on the bottom edge of the tripod between the two small synchronous belt wheels 17.
The harvester that designs should be for wheeled walking mode in order to reduce the complete machine size, consider simultaneously that ordinary rubber tire and soil area of contact are little, pressure is great, can produce darker indentation to soil at the walking in-process, and, if adopt conventional crawler-type walking mode, its weight size can rise by a wide margin, and turning radius is great, also can cause great damage to the farmland, consequently, three angie type athey wheels are adopted in this design, its bearing capacity is big, can work in some extreme environment, its overall dimension is little simultaneously, light in weight, it is with low costs, the advantage of having combined two kinds of walking modes of ordinary rubber wheeled and conventional crawler-type.
Furthermore, the rhizoma corydalis snatching and collecting mechanism comprises an excavating device for excavating the rhizoma corydalis, two soil breaking devices for breaking soil blocks carried on the excavated rhizoma corydalis and a chain plate transmission device for conveying the broken soil, three transmission shafts in the chain plate transmission device are arranged in a V shape, wherein one transmission shaft is connected with a second driving device 8 for driving the transmission shaft to rotate through a first belt, each first chain wheel arranged on each transmission shaft is connected through a second chain 7, a second chain wheel for enabling the second chain 7 to be in chain transmission with the first chain wheel on the transmission shaft is arranged right above the transmission shaft at the lowest point in the three transmission shafts arranged in the V shape, and the two soil breaking devices and one soil breaking device and the second driving device 8 are in synchronous transmission through a second belt.
Further, the digging device for digging rhizoma corydalis comprises a plurality of digging shovels 1 and a plurality of fixing plates 4 for fixing the digging shovels, the fixing plates 4 are uniformly arranged at the front ends of the feed inlets of the chain plate transmission devices, the digging shovels 1 are in one-to-one correspondence with the fixing plates 4 and are detachably connected, and the front ends of the digging shovels 1 are of convex arc structures.
Furthermore, the two soil crushing devices comprise a large crushing roller 6, a small crushing roller and bulges 5 which are arranged on the large crushing roller 6 and the small crushing roller and are used for crushing soil, the large crushing roller 6 is positioned in front of the small crushing roller, the large crushing roller 6 is in front, the crushing ring gap of the large crushing roller 6 is large, the soil is conveniently crushed preliminarily, and the soil is prevented from being adhered; after the small crushing roller is arranged, the gap between the crushing rings of the small crushing roller is smaller, and soil is crushed again, so that the soil is crushed into smaller particles, the crushing is more sufficient, and the crushing efficiency is improved.
Further, the chain plate transmission device is arranged below the large crushing roller 6 and the small crushing roller, a sieve hole for enabling crushed soil to fall is formed in a chain plate 9 of the chain plate transmission device, and a first baffle 10 for preventing the upwardly conveyed rhizoma corydalis from falling is installed on the side edge of the chain plate 9 of the chain plate transmission device.
Further, the harvester body comprises a front frame 11 and a rear frame 24, the screening mechanism is arranged on the front frame 11, a guide plate for receiving a chain plate transmission device to convey rhizoma corydalis and sending the rhizoma corydalis into the screening mechanism is integrally formed on the front frame 11, a crawler-type traveling device and two rear rollers 23 in the harvester traveling mechanism are arranged on the rear frame 24, the front rollers 23 are arranged on the front frame 11, the front end of the front frame 11 is rotatably connected with the rhizoma corydalis grabbing and collecting mechanism, and a hand handle 27 is arranged on the rear frame 24.
Further, the screening mechanism is arranged below the front frame 11, and the screening mechanism comprises a U-shaped frame 28 connected with the front frame, a screen 13 with a second baffle plate 14, a rocker 32, an eccentric 33 and a third driving device 12, the screen 13 is positioned in the U-shaped frame 28 and is hinged with a plurality of vertical plates 30 symmetrically arranged on the outer side of the U-shaped frame 28 along the longitudinal direction, a plurality of rocker shafts 29 transversely arranged are hinged between the two symmetrically arranged vertical plates 30, one rocker shaft 29 close to one side of the third driving device 12 is connected with the lower end of the rocker 32, the high end of the rocker 32 is hinged on a wheel disc of the eccentric 33, and the eccentric 33 is in key connection with an output shaft of the third driving device 12 arranged on the U-shaped frame 28.
Furthermore, two layers of screens 13 are arranged in the U-shaped frame 28, and the apertures of the two layers of screens 13 are sequentially reduced from top to bottom, because the smallest radial dimension of the rhizoma corydalis is generally 0.5cm, and the largest radial dimension is 2.5 cm. The first layer of sieve mesh aperture is 20mm, makes large granule's corydalis tuber and the separation of tiny granule, makes things convenient for peasant household to sell respectively. The aperture of the second layer of screen mesh is 5mm, so that rhizoma corydalis can not fall to the ground, smaller soil particles screened by vibration can leak down, and the weight of soil in the screen mesh is reduced.
Furthermore, a limiting wheel 2 used for limiting the soil penetration depth of the digging shovel 1 is further arranged above the digging device, and the limiting wheel 2 is fixedly connected with the digging shovel bottom plate 4 through a connecting rod 3.
The working principle is as follows:
when rhizoma corydalis is harvested, a first driving device 21 (a diesel engine) is started, power is transmitted to a large synchronous belt wheel 16 through a speed reducer 22 and a first chain, the large synchronous belt wheel 16, a small synchronous belt wheel 17, an auxiliary small wheel 18, a crawler 19 and a tripod 20 form a small triangular crawler type walking device together, the large synchronous belt wheel 16 transmits the power to the crawler 19, and the crawler 19 drives the whole vehicle to move forwards. The first drive unit 21 is a diesel engine and is connected to a generator 26 for converting mechanical energy into electrical energy for storage in a distribution box 25, which distribution box 25 supplies the second drive unit 8 and the third drive unit 12. Second drive arrangement 8 sets up three transmission shaft energy supplies for big crushing roller 6 simultaneously and being the V type through second belt and first belt transmission, because second chain 7 establishes and is being the V type and sets up on the three transmission shaft and be provided with the second belt between big crushing roller 6 and the little crushing roller, has consequently realized the rotation of big crushing roller 6 and little crushing roller and the transmission of second chain 7. The third driving device 12 drives the rocker shaft 29 arranged transversely between the risers 30 to rotate through the rocker 32, and drives the screen 13 to rock left and right due to the fact that the screen 13 is hinged to the risers 30. When the whole vehicle moves forward, the digging shovel 1 is inserted into soil, the rhizoma corydalis and the soil are dug out together and are conveyed into the chain plate 9 to be conveyed upwards, part of the soil is graded and crushed into small blocks by the large crushing roller 6 and the large crushing ring 5 arranged on the small crushing roller in the conveying process, and the small blocks fall to the ground through sieve holes of the chain plate 9 to realize primary screening. The rhizoma corydalis and the residual soil fall into the screen 13 when being transmitted to the tail end of the chain plate 9, and the screen 13 shakes left and right to enable the soil to be broken into smaller particles to fall from the meshes, so that secondary screening is completed.
The above disclosure is only for the preferred embodiments of the present invention, but the embodiments of the present invention are not limited thereto, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.
Claims (10)
1. The small self-propelled rhizoma corydalis harvester comprises a harvester body, a rhizoma corydalis seizing and collecting mechanism arranged at the front end of the harvester body, and a screening mechanism arranged on the harvester body, and is characterized by further comprising a harvester walking mechanism, wherein the harvester walking mechanism comprises rollers (23) arranged on the harvester body and crawler-type walking devices symmetrically arranged on two sides of the harvester body; the crawler type walking device comprises
The fixed frame (20) is rotationally connected with a large synchronous belt wheel (16) arranged on the harvester body through a rotating shaft (15), and the large synchronous belt wheel (16) is connected with a small synchronous belt wheel (17) arranged on the fixed frame (20) through a crawler belt (19);
the first driving device (21) is arranged on the harvester body and is driven by the chain of the first chain and the large synchronous belt wheel (16).
2. The small self-propelled rhizoma corydalis harvester as claimed in claim 1, wherein the fixed frame (20) is a tripod, the large synchronous pulley (16) is rotatably connected with the top corner of the tripod through a rotating shaft (15), the number of the small synchronous pulleys (17) is two, the two small synchronous pulleys (17) are respectively rotatably connected with the two bottom corners of the tripod, and a plurality of auxiliary small wheels (18) are arranged on the bottom side of the tripod between the two small synchronous pulleys (17).
3. The small self-propelled rhizoma corydalis harvester as claimed in claim 1, wherein the rhizoma corydalis seizing and collecting mechanism comprises an excavating device for excavating rhizoma corydalis, two soil breaking devices for breaking the soil blocks carried by the excavated rhizoma corydalis, and a chain plate transmission device for transmitting the broken rhizoma corydalis, wherein three transmission shafts of the chain plate transmission device are arranged in a V shape, wherein a transmission shaft is connected with a second driving device (8) for driving the transmission shaft to rotate through a first belt, each first chain wheel arranged on each transmission shaft is connected through a second chain (7), a second chain wheel used for keeping the chain transmission between the second chain (7) and the first chain wheel on the transmission shaft is arranged right above the transmission shaft at the lowest point in the three transmission shafts arranged in a V shape, the two soil crushing devices and one soil crushing device and the second driving device (8) are synchronously driven through a second belt.
4. The small self-propelled rhizoma corydalis harvester as claimed in claim 3, wherein the digging device for digging rhizoma corydalis comprises a plurality of digging shovels (1) and a plurality of fixing plates (4) for fixing the digging shovels, the fixing plates (4) are uniformly arranged at the front end of the feeding port of the chain plate conveying device, each digging shovel (1) is in one-to-one correspondence with each fixing plate (4) and is detachably connected with each fixing plate, and the front end of each digging shovel (1) is in a convex arc structure.
5. The small self-propelled rhizoma corydalis harvester of claim 3, wherein the two soil breaking devices comprise a big (6) and a small (6) crushing roller, and protrusions (5) for breaking soil are arranged on the big (6) and the small (6) crushing rollers, and the big (6) crushing roller is positioned in front of the small crushing roller.
6. The small self-propelled rhizoma corydalis harvester of claim 5, wherein the chain plate conveyor is arranged below the large crushing roller (6) and the small crushing roller, a sieve hole for enabling crushed soil to fall is arranged on a chain plate (9) of the chain plate conveyor, and a first baffle (10) for preventing the upwardly conveyed rhizoma corydalis from falling is arranged on the side edge of the chain plate (9) of the chain plate conveyor.
7. The small self-propelled rhizoma corydalis harvester of claim 1, wherein the harvester body comprises a front frame (11) and a rear frame (24), the screening mechanism is arranged on the front frame (11), the crawler-type travelling device and the two rear rollers (23) of the harvester travelling mechanism are arranged on the rear frame (24), the front rollers (23) are arranged on the front frame (11), the front end of the front frame (11) is rotatably connected with the rhizoma corydalis grabbing and collecting mechanism, and the rear frame (24) is provided with a hand-held handle (27).
8. The small self-propelled rhizoma corydalis harvester of claim 7, wherein the screening mechanism is arranged below the front frame (11), the screening mechanism comprises a U-shaped frame (28) connected with the front frame (11), a screen (13) with a second baffle plate (14), a rocker (32), an eccentric wheel (33) and a third driving device (12), the screen (13) is positioned in the U-shaped frame (28), and is hinged with a plurality of vertical plates (30) symmetrically arranged on the outer side of the U-shaped frame (28), a plurality of rocker shafts (29) transversely arranged are hinged between the two symmetrically arranged vertical plates (30), one rocker shaft (29) close to one side of the third driving device (12) is connected with the lower end of a rocker (32), the high end of the rocker (32) is hinged on a wheel disc of an eccentric wheel (33), the eccentric wheel (33) is in key connection with an output shaft of a third driving device (12) arranged on the U-shaped frame (28).
9. The small self-propelled rhizoma corydalis harvester as claimed in claim 1, wherein two layers of screens (13) are arranged in the U-shaped frame (28), and the apertures of the two layers of screens (13) are sequentially reduced from top to bottom.
10. The small self-propelled rhizoma corydalis harvester as claimed in claim 4, wherein a limiting wheel (2) for limiting the penetration depth of the digging shovel (1) is further arranged above the digging device, and the limiting wheel (2) is fixedly connected with the fixing plate (4) through a connecting rod (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120439564.0U CN214902197U (en) | 2021-03-01 | 2021-03-01 | Small self-propelled rhizoma corydalis harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120439564.0U CN214902197U (en) | 2021-03-01 | 2021-03-01 | Small self-propelled rhizoma corydalis harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214902197U true CN214902197U (en) | 2021-11-30 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112806145A (en) * | 2021-03-01 | 2021-05-18 | 陕西理工大学 | Small self-propelled rhizoma corydalis harvester |
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