CN213960667U - Hydraulic drive deep ploughing crushing type pickup machine - Google Patents

Abstract

The utility model relates to the technical field of agricultural machinery, in particular to a hydraulic drive deep ploughing crushing type pickup machine which comprises a pickup roller, a conveying and screening device, a trailer frame and a rotary screening device; the hydraulic transmission device comprises a transmission case and an output power shaft which extends out of the transmission case and is in transmission connection with the pick-up roller and the conveying and screening device; the other side of the transmission case is provided with a power input end which is in transmission connection with a second transmission power shaft through a driving assembly; the other end of the second transmission power shaft is in transmission connection with a hydraulic oil pump; one port of the hydraulic oil pump is communicated with the oil storage tank, the other end of the hydraulic oil pump is sequentially communicated with the regulating valve and the flow dividing valve, the flow dividing valve is at least communicated with one hydraulic motor, and the hydraulic motor is sequentially communicated with the cooling device and the oil storage tank; one hydraulic motor drives the rotary screening device to rotate. The utility model discloses a hydraulic transmission device is rationally distributed, compact structure, can high-efficiently improve power for picking up the machine, has improved mechanical transmission stability and life.

Description

Hydraulic drive deep ploughing crushing type pickup machine

Technical Field

The utility model relates to the technical field of agricultural machinery, concretely relates to machine is picked up to hydraulic drive deep ploughing broken type.

Background

Along with the continuous increase of the population of China, the rapid development of urban construction, the effective cultivated land area is continuously reduced, and in the existing cultivated land, a large amount of gravel land exists, which not only affects the physical characteristics of the land, but also affects the seeding quality, the seedling emergence and the growth and development of crops, and brings great inconvenience to crop management. In order to improve the land specially, the gravel in the land is removed by a method of manually picking up the gravel in the land, most of the time, the method can only pick up the gravel on the surface of the land, and the labor intensity is high and the picking-up efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the embodiment of the utility model provides a machine is picked up to hydraulic drive deep ploughing broken type, the utility model discloses an aim at realizes through following technical scheme:

a hydraulic drive deep ploughing crushing type pickup machine comprises a hydraulic transmission device for driving the pickup machine to operate;

the picking machine comprises a picking device, a trailer frame and a rotary screening device, and the picking device is fixedly arranged at the front part of the trailer frame; the rotary screening device is arranged along the length direction of the trailer frame and is rotatably arranged on the trailer frame;

the picking device comprises a picking rack, a picking roller which is connected to the front part of the picking rack in a transferring way, and a conveying and screening device which is connected to the rear part of the picking rack in a rotating way and corresponds to the picking roller, wherein the front end of the conveying and screening device corresponds to the picking roller, and the rear end of the conveying and screening device corresponds to a feed port of the rotary screening device;

the hydraulic transmission device is arranged on the picking rack and comprises a transmission case, the transmission case comprises an output power shaft which extends out of the transmission case and is arranged in parallel with the picking roller and the conveying and screening device, and two ends of the output power shaft are respectively in transmission connection with the picking roller and the conveying and screening device through driving components;

a power input end is arranged in the direction perpendicular to the output power shaft of the transmission case, the power input end is in transmission connection with a first transmission power shaft supported on the picking rack, and the other end of the first transmission power shaft is in transmission connection with a driving connecting rod;

a second transmission power shaft is arranged on one side of the picking rack in parallel with the power input end; the power input end is in transmission connection with one end of a second transmission power shaft through a driving assembly; the other end of the second transmission power shaft is in transmission connection with a hydraulic oil pump; one port of the hydraulic oil pump is communicated with the oil storage tank through an oil conveying pipe, the other port of the hydraulic oil pump is sequentially communicated with a regulating valve and a flow dividing valve through the oil conveying pipe, the flow dividing valve is at least communicated with one hydraulic motor through the oil conveying pipe, and an oil outlet port of the hydraulic motor is sequentially communicated with a cooling device and the oil storage tank through the oil conveying pipe; and the hydraulic motor is matched with the transmission connecting rod to drive the rotary screening device to rotate.

Further, the driving component is a driving belt and a belt wheel matched with the driving belt or a driving chain and a chain wheel matched with the driving chain.

Further, the pickup frame includes the collateral branch fagging of subtend setting to and collateral branch fagging corresponds the shovel board of pickup roller downside installation, the buckle of pickup roller upside installation.

Furthermore, the pick-up roller comprises a roller and roller shafts arranged at two ends of the roller, a plurality of plane knives are distributed on the circumference of the roller, and crushing hammers are fixedly arranged at the end parts of the plane knives; the pickup roller is rotatably installed on the side supporting plates through roller shafts at two ends of the pickup roller.

Furthermore, the conveying and screening device comprises a group of screen shafts arranged in parallel and at least one pair of transmission gears sleeved on the screen shafts, and screening rod chains are sleeved on the transmission gears; the conveying and screening device is arranged on a side supporting plate which is rotatably arranged through a screen shaft.

Furthermore, the trailer frame comprises a trailer chassis and a trailer connecting bracket fixedly connected with the front end of the trailer chassis, and a vehicle body baffle and a supporting frame are vertically and fixedly arranged on the front side and the rear side of the trailer chassis; the rotary screening device is rotatably installed on the vehicle body baffle and the supporting frame through bearings.

Furthermore, the rotary screening device comprises a rotary shaft and a rotary support fixedly sleeved on the rotary shaft, and a rotary cylinder is detachably sleeved on the rotary support; a gear ring is fixedly sleeved on the outer circumference of the rotary cylinder; one end of the rotary cylinder body is provided with a feed port, and the feed port is arranged corresponding to the tail end of the conveying and screening device; the rotary cylinder body is of a net-shaped structure, and a plurality of spiral conveying blades are arranged on the inner circumference of the rotary cylinder body.

Furthermore, the pickup machine also comprises a recovery device which is arranged at the tail end of the trailer frame corresponding to the discharge hole of the rotary cylinder; the recovery device is arranged on the trailer frame in a foldable mode, one end of the recovery device is hinged to the trailer frame, and the height of the discharge end of the recovery device is adjusted through a driving air cylinder arranged at the other end of the recovery device.

Furthermore, the transmission connecting rod and the rotary cylinder are arranged on one side of the trailer frame in a parallel and rotating manner; and a first chain wheel is arranged on the transmission connecting rod corresponding to the gear ring, and a second chain wheel is arranged on the transmission connecting rod corresponding to the recovery device.

Furthermore, the flow dividing valve is communicated with the two hydraulic motors through an oil pipeline; one of the hydraulic motors is in transmission connection with the transmission connecting rod, and the other hydraulic motor is in transmission connection with the recovery device.

Compared with the prior art the utility model discloses beneficial effect does:

1. the pick-up machine of the utility model has reasonable and novel design and high automation degree, can efficiently realize the sorting and screening of the objects to be picked, and the objects to be picked, such as gravel, which are sorted by the pick-up machine have high cleanliness and good grain diameter standard reaching rate;

2. the hydraulic transmission device of the utility model has reasonable layout and compact structure, can efficiently improve power for the rotary screening device and the recovery device through the multipath power output of the transmission case and the hydraulic transmission component arranged in a matching way, greatly reduces the power transmission difficulty, improves the mechanical transmission stability and prolongs the service life;

3. the utility model discloses a pickup machine has reduced the degree of difficulty of selecting of waiting to pick up the target, has reduced staff's intensity of labour, has improved and has selected efficiency and select the quality.

Drawings

FIG. 1 is a schematic structural view of a stone picking vehicle according to an embodiment of the present invention;

fig. 2 is an enlarged schematic view of a trailer connecting bracket part according to an embodiment of the present invention;

fig. 3 is a schematic view of a first view angle structure of the hydraulic transmission device of the present invention;

fig. 4 is a second view structural diagram of the hydraulic transmission device of the present invention;

fig. 5 is a schematic view of an internal structure of an embodiment of the picking device and the conveying and screening device of the present invention;

fig. 6 is a schematic view of the internal structure of another embodiment of the pick-up device and the conveying and screening device of the present invention;

FIG. 7 is a schematic structural view of a rotary sifting apparatus according to an embodiment of the present invention;

fig. 8 is a schematic structural view of a first embodiment of the conveying and screening device of the present invention;

fig. 9 is a schematic structural view of a second embodiment of the conveying and screening device of the present invention;

fig. 10 is a schematic view of a second embodiment of the conveying and screening device according to the present invention;

fig. 11 is a schematic structural view of the pickup roller of the present invention.

In the figure:

100. a pickup machine; 110. a pickup device; 111. side supporting plates; 112. buckling the plate; 113. a hinge bracket; 114. a trapezoidal support plate; 115. an L-shaped bracket; 116. a pickup roller; 1161. a roller; 1162. a roll shaft; 1163. planing; 1164. a crushing hammer; 117. a shovel plate; 120. a conveying and screening device; 121. a screen shaft; 122. a transmission gear; 123. a first sifting bar chain; 1231. a chain plate; 1232. a first chain bar; 124. A second sifting bar chain; 1241. a second link; 1242. a chain; 1243. a chain link; 1244. connecting blocks; 130. a trailer frame; 131. a trailer chassis; 132. a body guard; 133. a trailer attachment bracket; 134. a support bar; 140. rotating the screening device; 141. a rotary cylinder; 142. a rotating shaft; 143. a feed inlet; 144. a screw conveying blade; 145. a rotating support; 146. a ring gear;

200. a hydraulic transmission device; 201. an oil storage tank; 202. a flow divider valve; 203. a regulating valve; 204. a cooling device; 205. a hydraulic motor; 206. a transmission connecting rod; 207. a first sprocket; 208. connecting the end of the pipe; 209. a hydraulic oil pump; 210. a transmission case; 211. an output power shaft; 212. screening the power belt wheel; 213. a stone picking power belt pulley; 214. a first transmission power shaft; 215. a drive link; 216. a universal joint; 217. a drive sprocket; 218. a drive sprocket; 219. a pickup drive pulley; 220. a second transmission power shaft; 221. and a screening transmission belt wheel.

Detailed Description

Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.

Referring to fig. 1 to 11, the utility model discloses a hydraulic drive deep ploughing crushing type pick-up machine, which comprises a hydraulic transmission device 200 for driving the pick-up machine to operate; the pickup machine 100 comprises a pickup device 110, a trailer frame 130 and a rotary screening device 140, wherein the pickup device 110 is fixedly arranged at the front part of the trailer frame 130; the rotary screening device 140 is arranged along the length direction of the trailer frame 130 and is rotatably mounted on the trailer frame 130; in the embodiment of the application, the picking device digs a target area, cuts and conveys the target to be picked in the target area to the rotary screening device, and the picking device can preliminarily complete screening of the target to be picked in the target area and preliminary separation of stones and soil; the secondary screening is carried out on the target to be picked through the rotary screening device, the carrying of the target to be picked on the soil is further reduced, and the subsequent treatment pressure is greatly reduced. The pickup device 110 comprises a pickup frame, a pickup roller 116 connected to the front part of the pickup frame in a transferring manner, and a conveying and screening device 120 which corresponds to the pickup roller 116 and is rotatably connected to the rear part of the pickup frame, wherein the front end of the conveying and screening device 120 corresponds to the pickup roller 116 and the rear end of the conveying and screening device corresponds to the feed inlet of the rotary screening device 140; digging a target area through the high-speed rotation of a pickup roller, and throwing the target to be picked in the target area onto the conveying and screening device; the conveying and screening device and the horizontal plane form an included angle of 30-60 degrees inclined upwards, one end of the conveying and screening device is arranged corresponding to the pickup roller, and the other end of the conveying and screening device can throw the target to be picked into the rotary screening device.

Referring to fig. 1 to 3, the hydraulic transmission device 200 is mounted on the pickup frame, and includes a transmission chassis 210, the transmission chassis 210 includes an output power shaft 211 extending from the transmission chassis and arranged in parallel with the pickup roller 116 and the conveying and screening device 120, and two ends of the output power shaft 211 are respectively connected with the pickup roller 116 and the conveying and screening device 120 through a driving assembly in a transmission manner; in this embodiment, two ends of the output power shaft 211 are sequentially provided with a screening power pulley 212 and a stone picking power pulley 213 from inside to outside, two ends of the corresponding picking roller 116 are correspondingly provided with a picking transmission pulley 219, two side shaft ends of the conveying and screening device are fixedly provided with screening transmission pulleys 221, and the stone picking power pulley 213 is in transmission connection with the picking transmission pulley 219 and the screening power pulley 212 are in transmission connection with the screening transmission pulleys 221 through transmission belts; it should be noted that the belt pulley and belt structure used in the present embodiment can be replaced by a driving chain and a chain wheel.

Referring to fig. 4, a power input end is arranged in the direction perpendicular to the output power shaft 211 of the transmission case 210, the power input end is in transmission connection with a first transmission power shaft 214 supported on the pickup frame, the other end of the first transmission power shaft 214 is in transmission connection with a driving connecting rod 215, and the end part of the first transmission power shaft is in transmission connection with the power input end and the driving connecting rod through a universal joint 216; in this embodiment, the pickup machine may be provided with a conventional four-wheel tractor head in a matching manner, and the first driving link is drivingly connected to the power output end of the tractor head through a universal joint, and the tractor head is the final power source of the pickup machine; a second transmission power shaft 220 arranged in parallel with the power input end is erected on one side of the picking rack through an L-shaped bracket 115; the power input end is in transmission connection with one end of a second transmission power shaft 220 through a driving assembly; in this embodiment, a double-layer driving sprocket 217 is sleeved on the power output end, a double-layer transmission sprocket 218 is arranged at the end of the second transmission power shaft 220 corresponding to the driving sprocket, the driving sprocket 217 is in driving connection with the transmission sprocket 218 through a transmission chain, and the structure of the sprocket and the transmission chain adopted in this embodiment can be used by replacing a transmission belt and a belt wheel; the other end of the second transmission power shaft 220 is in transmission connection with the hydraulic oil pump 209; one port of the hydraulic oil pump 209 is communicated with the oil storage tank 201 through an oil delivery pipe, the other port of the hydraulic oil pump 209 is sequentially communicated with the regulating valve 203 and the flow dividing valve 202 through the oil delivery pipe, the flow dividing valve 202 is at least communicated with one hydraulic motor 205 through the oil delivery pipe, and an oil outlet port of the hydraulic motor 205 is sequentially communicated with the cooling device 204 and the oil storage tank 201 through the oil delivery pipe; one of the hydraulic motors 205 is matched with a transmission connecting rod 206 to drive the rotary screening device 140 to rotate; the oil storage tank, the regulating valve, the flow divider and the cooling device are all provided with connecting pipe ends 208 for connecting an oil conveying pipe, and the oil conveying pipe can be a pressure-resistant rubber oil pipe which is conventionally arranged. In the embodiment, the oil flow path is that the hydraulic oil pump is driven by the second transmission power shaft to pump oil from the oil storage tank, the oil passes through the regulating valve and the flow dividing valve, and is divided into multiple paths by the flow dividing valve to respectively enter the multiple hydraulic motors, so that the hydraulic motors are driven to rotate, and power output is realized; the oil passing through the hydraulic motor returns to the cooling device for circulation cooling, and then the oil returns to the oil storage tank from the cooling device to start new circulation.

In an optional embodiment, the pickup frame comprises side support plates 111 arranged oppositely, a shovel plate 117 arranged on the lower side of the pickup roller corresponding to the side support plates, and a pinch plate 112 arranged on the upper side of the pickup roller; the transmission case is fixedly arranged on the pinch plate; referring to fig. 1, 3 and 4, the picking frame is fixedly connected with the front end of the trailer frame through a buckle plate; the buckle plate can collect the objects to be picked thrown by the picking roller, so that the objects to be picked dug by the picking device are more concentrated and are prevented from scattering outside the picking machine; the shovel plate 117 is convenient for the picking rack to gather soil and stones in the area to be picked into the box body consisting of the side supporting plates and the pinch plates for subsequent stone picking operation; it should be noted that in this embodiment, pickup roller 116 configured with a shovel plate rotates forward, that is, clockwise, so as to dig the soil mass in the area to be picked up backward onto shovel plate 117; at this time, the turning of the pickup roller needs to be realized by adding an intermediate pulley in cooperation with the pickup driving pulley 219. A hinge bracket 113 is fixedly arranged on the front side of the buckle plate 112 and is used for being hinged with a tractor head, so that the tractor head drags the trailer frame 130 to run; a trapezoidal support plate 114 is provided on the hinged bracket and supports the first transmission power shaft. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.

In another embodiment, referring to fig. 5, the pickup frame includes side support plates 111 disposed opposite to each other, no shovels 117 are disposed on the side support plates corresponding to the lower side of the pickup roller, and only a buckle plate 112 mounted on the upper side of the pickup roller is retained; the pinch plate and the side supporting plates arranged on the two sides form a working box body, and the picking frame can be deeply seated into the soil body when working, so that a target to be picked deeply buried in a region to be picked is turned over and planed, and the picking quality of cultivated land is greatly improved; note that, since the blade 117 is not provided in the pickup frame, the pickup roller rotates backward, that is, counterclockwise. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.

In a specific embodiment, referring to fig. 11, the pickup roller 116 includes a roller 1161 and roller shafts 1162 disposed at two ends of the roller 1161, a plurality of planing tools 1163 are distributed on the circumference of the roller 1161, and a crushing hammer 1164 is fixedly disposed at an end of the planing tool 1163; the pickup roller 116 is rotatably mounted on the side supporting plate 111 through roller shafts 1162 at both ends thereof; the pick-up driving belt wheel 219 is fixedly arranged at the shaft end of the roller shaft 1162; in the embodiment of the application, the pick-up roller is located in front of the picker in the forward direction of the picker 100 to contact the target area at a first time; the cylindrical pick-up roller rotates to drive the planning tool 1163 to plan the target area, the target to be picked up is planed out of the land, and meanwhile, the planed target to be picked up is thrown to the conveying and screening device 120 through high-speed rotation of the pick-up roller; in addition, the crushing hammer 1164 provided at the end of the planer tool not only can primarily crush a large-sized object to be picked, but also has the greater advantage of being able to peel off soil attached to the object to be picked, thereby improving the effect of picking objects such as gravel, enabling beneficial substances to continue to stay in the soil, and improving the picking precision of the object to be picked. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.

In a specific embodiment, the conveying and screening device 120 includes a set of parallel screen shafts 121 and at least a pair of transmission gears 122 sleeved on the screen shafts 121, and the transmission gears 122 are sleeved with a screening bar chain. Referring to fig. 8, the screening rod chain is a first screening rod chain 123, and includes a group of link plates 1231 in an annular shape and a plurality of first link rods 1232 connecting the two link plates, and the first screening rod chain can move forward or backward along with the transmission gear on the side support plate 111 where the conveying and screening device 120 is rotatably disposed through the screen shaft 121. In the embodiment, the conveying and screening device forms an upward inclined angle of 30-60 degrees with the horizontal plane, screening transmission pulleys 221 are arranged at two ends of a screen shaft at one side of the conveying and screening device, which is high, and correspond to the screening power pulleys 212, the screening power pulleys 212 and the screening transmission pulleys 221 are in transmission connection through transmission belts, the conveying and screening device circularly moves along two screen shafts arranged in parallel, objects to be picked up gradually rise on the conveying and screening device along with the movement of the conveying and screening device, and primary screening is performed; the objects to be picked left by the primary screening are conveyed to the rotary screening device 140, and enter the rotary cylinder body through the feed inlet of the rotary screening device 140 to be screened for the second time. The utility model discloses a pick up machine realizes picking up the automation of stone, and quick with waiting in the target area (for example, the soil etc.) to pick up the target (for example, gravel etc.) and pick up out, reduced artificial intensity of labour, effectively improved and picked up efficiency, moreover, through treating to pick up the target and carry out twice screening, make beneficial material can continue to stay in the soil, improved the precision of picking up of treating to pick up the target. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.

In another embodiment, referring to fig. 9 and 10, the conveying and screening device 120 includes a set of parallel screen shafts 121 and at least a pair of transmission gears 122 sleeved on the screen shafts 121, and the transmission gears 122 are sleeved with a screening bar chain. In this embodiment, the screening rod chain is the second screening rod chain 124, and includes a set of closed endless chain 1242 and a plurality of second chain rods 1241 connected between two chains, chain 1242 has a plurality of section chain links 1243 to constitute, and chain length can be adjusted as required, be provided with connecting block 1244 on the chain link 1243, second chain rod 1241 rotates with connecting block 1244 to be connected, and second screening rod chain can be along with drive gear advance or retreat in-process, and second chain rod 1241 can rotate along its axis to the primary screening effect of treating the target improves greatly. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention. Referring to fig. 1 and 2, the trailer frame 130 comprises a trailer chassis 131 and a trailer connecting bracket 133 fixedly connected with the front end of the trailer chassis 131, a vehicle body baffle 132 and a supporting frame are vertically and fixedly arranged on the front side and the rear side of the trailer chassis 131, the vehicle body baffle is blocked at the inlet end of the rotary cylinder body, and can effectively block an object to be picked up entering the rotary cylinder body and prevent the object from being thrown out of the rotary device from the front side of the rotary cylinder body, so that the picking efficiency of the picker is affected; the rotary screening device is rotatably mounted on the car body baffle 132 and the support frame through bearings. In this embodiment, the oil storage tank is fixedly disposed on the baffle wall of the vehicle body, the regulating valve and the flow dividing valve are fixedly disposed on the trailer connecting bracket 133 through the support rod 134, and the cooling device is fixedly disposed on the trailer connecting bracket; the rotary screening device 140 comprises a rotary shaft 142 and a rotary bracket 145 fixedly sleeved on the rotary shaft, wherein a rotary cylinder 141 is detachably sleeved on the rotary bracket 145; a gear ring 146 is fixedly sleeved on the outer circumference of the rotary cylinder body 141; one end of the rotary cylinder body 141 is a feeding hole 143, and the feeding hole is arranged corresponding to the tail end of the conveying and screening device. The rotary screening device can automatically transmit along the rotary shaft 142, and the object to be picked entering the rotary cylinder body rolls in the rotary cylinder body along with the continuous rotation of the rotary shaft and the rotary support on the rotary shaft. Because the rotary cylinder body is of a net-shaped structure or is provided with the hollow parts, beneficial substances (such as soil blocks and the like) in the target to be picked will be leaked from the rotary cylinder body along with the rotation of the rotary cylinder body, mainly the net holes with the particle size smaller than the net-shaped structure or the hollow parts of the target to be detected are leaked from the rotary cylinder body, and the secondary screening of the target to be picked is completed. The rotary cylinder 141 is of a net structure, and a plurality of spiral conveying blades 144 are arranged on the inner circumference of the rotary cylinder 141; the rotary cylinder body is of a cross-woven net structure, and screening of objects to be picked in different sizes is realized through the size of meshes of the cross-woven net structure; in addition, the structure is compared with a hollow structure arranged on the cylinder body, the weight of the rotary cylinder body can be greatly reduced, and the power output for driving the rotary screening device to rotate is reduced, so that the energy consumption is reduced. The spiral conveying blades are spirally arranged on the rotary support along the axial direction of the rotary cylinder body so as to convey the objects to be picked to a discharge hole of the rotary screening device along with the rotation of the rotary support. In this application embodiment, along with the rotation of slewing bracket, wait to pick up the target and sieve in the rotary drum body, meanwhile, under the effect of bolt conveyor blade, along the continuous discharge gate to rotary screening device of spiral conveying blade's spiral ascending direction removal, the target of waiting to pick up after will sieving is exported from the discharge gate, accomplishes the screening of treating the target of picking up. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.

In another optional embodiment, the pickup machine 100 further comprises a recovery device disposed at the end of the trailer frame 130 corresponding to the discharge port of the rotary cylinder 141; the recovery device is arranged on the trailer frame in a foldable mode, one end of the recovery device is hinged to the trailer frame 130, and the height of the discharge end of the recovery device is adjusted through a driving air cylinder arranged at the other end of the recovery device. For example, the recovery device is a foldable belt conveyor, and when the picking machine works, the recovery device is unfolded to recover the screened target to be picked; when the picking machine walks on the road, the recovery device is folded. Therefore, on one hand, the recovery of the objects to be picked after screening is realized, on the other hand, the walking is convenient, and the running safety is ensured. In addition, more preferably, recovery unit one end and trailer frame hinged joint, the recovery unit other end drives actuating cylinder and trailer leg joint through the adjustment, drives actuating cylinder through the adjustment and adjusts ejection of compact height. Thereby, different transport vehicles, such as agricultural tricycles and large trucks, are satisfied. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.

In one embodiment, the transmission link 206 and the rotary cylinder 141 are rotatably disposed on one side of the trailer frame 130 in parallel; a first chain wheel 207 is arranged on the transmission connecting rod 206 corresponding to the gear ring 146, and a second chain wheel is arranged corresponding to the recovery device; the first chain wheel 207 is in transmission connection with the gear ring 146 through a chain, and the rotation of the transmission connecting rod can drive the rotary cylinder to rotate along the rotary shaft of the rotary cylinder; the second chain wheel is matched with the recovery device, and if the recovery device is a transmission belt, the second chain wheel is matched with the chain wheel arranged on one side of the transmission belt carrier roller to realize the driving of the recovery device. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.

In one embodiment, the flow divider 202 is in communication with two hydraulic motors 205 via oil lines; one of the hydraulic motors 205 is in transmission connection with a transmission connecting rod 206, and the other hydraulic motor 205 is in transmission connection with a recovery device; in this embodiment, if the recovery device is a transmission belt, the hydraulic motor is fixedly connected to one end of a driving shaft of the transmission belt, and the recovery device is driven to operate by rotation of the hydraulic motor. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.

It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicating the directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicating the directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In addition, the embodiments in the present specification are all described in a progressive manner, and the same and similar parts among the embodiments can be referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the device and system embodiments, since they are basically similar to the method embodiments, the description is simple, and for the relevant points, referring to the partial description of the method embodiments, it is sufficient that the components indicated as units may or may not be physical units, that is, may be located in one place, or may not be divided into a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. Can be understood and implemented by those skilled in the art without inventive effort.

The above description is only one specific implementation method of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (10)

1. A hydraulic drive deep ploughing crushing type pickup machine is characterized by comprising a hydraulic transmission device (200) for driving the pickup machine to operate;

the picking machine (100) comprises a picking device (110), a trailer frame (130) and a rotary screening device (140), wherein the picking device (110) is fixedly arranged at the front part of the trailer frame (130); the rotary screening device (140) is arranged along the length direction of the trailer frame (130) and is rotatably installed on the trailer frame (130);

the picking device (110) comprises a picking frame, a picking roller (116) which is connected to the front part of the picking frame in a transferring way, and a conveying screening device (120) which is connected to the rear part of the picking frame in a rotating way and corresponds to the picking roller (116), wherein the front end of the conveying screening device (120) corresponds to the picking roller (116) and the rear end of the conveying screening device corresponds to the feeding hole of the rotary screening device (140);

the hydraulic transmission device (200) is mounted on the picking rack and comprises a transmission case (210), the transmission case (210) comprises an output power shaft (211) which extends out of the transmission case and is arranged in parallel with the picking roller (116) and the conveying and screening device (120), and two ends of the output power shaft (211) are respectively in transmission connection with the picking roller (116) and the conveying and screening device (120) through driving components;

a power input end is arranged in the direction perpendicular to the output power shaft (211) of the transmission case (210), the power input end is in transmission connection with a first transmission power shaft (214) supported on the picking rack, and the other end of the first transmission power shaft (214) is in transmission connection with a driving connecting rod;

a second transmission power shaft (220) is arranged on one side of the picking rack in parallel with the power input end; the power input end is in transmission connection with one end of a second transmission power shaft (220) through a driving assembly; the other end of the second transmission power shaft (220) is in transmission connection with a hydraulic oil pump (209); one port of the hydraulic oil pump (209) is communicated with the oil storage tank (201) through an oil delivery pipe, the other port of the hydraulic oil pump (209) is sequentially communicated with the regulating valve (203) and the flow dividing valve (202) through the oil delivery pipe, the flow dividing valve (202) is at least communicated with one hydraulic motor (205) through the oil delivery pipe, and the oil outlet port of the hydraulic motor (205) is sequentially communicated with the cooling device (204) and the oil storage tank (201) through the oil delivery pipe; the hydraulic motor (205) is matched with the transmission connecting rod (206) to drive the rotary screening device (140) to rotate.

2. The hydraulically driven deep ploughing and breaking pickup according to claim 1, characterised in that the driving assembly is a transmission belt and its cooperating pulleys or a transmission chain and its cooperating sprockets.

3. The hydraulic deep ploughing and breaking pickup machine according to claim 2, characterized in that the pickup frame comprises side support plates (111) arranged oppositely, and the side support plates correspond to a shovel plate (117) arranged at the lower side of the pickup roller and a buckle plate (112) arranged at the upper side of the pickup roller.

4. The hydraulic deep ploughing and breaking pickup machine according to claim 3, characterized in that the pickup roller (116) comprises a roller (1161) and roller shafts (1162) arranged at two ends of the roller, a plurality of plane knives (1163) are distributed on the circumference of the roller (1161), and crushing hammers (1164) are fixedly arranged at the ends of the plane knives (1163); the pickup roller (116) is rotatably arranged on the side supporting plate (111) through roller shafts (1162) at two ends of the pickup roller.

5. The hydraulic deep ploughing and crushing pickup machine according to claim 3, characterised in that the conveying and screening device (120) comprises a set of parallel screen shafts (121) and at least one pair of transmission gears (122) sleeved on the screen shafts (121), wherein the transmission gears (122) are sleeved with screening rod chains; the conveying and screening device (120) is rotatably arranged on the side supporting plate (111) through a screen shaft (121).

6. The hydraulic drive deep ploughing and breaking pickup machine according to any one of claims 1 to 5, wherein the trailer frame (130) comprises a trailer chassis (131) and a trailer connecting bracket (133) fixedly connected with the front end of the trailer chassis (131), and the front side and the rear side of the trailer chassis (131) are vertically and fixedly provided with a vehicle body baffle plate (132) and a supporting frame; the rotary screening device is rotatably mounted on the vehicle body baffle (132) and the support frame through bearings.

7. The hydraulic deep ploughing and crushing pickup machine according to claim 6, characterised in that the rotary sieving device (140) comprises a rotary shaft (142) and a rotary bracket (145) fixedly sleeved on the rotary shaft, wherein a rotary cylinder (141) is detachably sleeved on the rotary bracket (145); a gear ring (146) is fixedly sleeved on the outer circumference of the rotary cylinder body (141); one end of the rotary cylinder body (141) is provided with a feeding hole (143), and the feeding hole is arranged corresponding to the tail end of the conveying and screening device; the rotary cylinder body (141) is of a net structure, and a plurality of spiral conveying blades (144) are arranged on the inner circumference of the rotary cylinder body (141).

8. The hydraulic deep ploughing and breaking pickup machine according to claim 7, characterised in that it comprises also a recovery device arranged at the end of the trailer frame (130) in correspondence of the discharge of the revolving cylinder (141); the recovery device is arranged on the trailer frame in a foldable mode, one end of the recovery device is hinged to the trailer frame (130), and the height of the discharge end of the recovery device is adjusted through a driving air cylinder arranged at the other end of the recovery device.

9. The hydraulic deep ploughing and breaking pickup machine according to claim 8, characterised in that the transmission linkage (206) is parallel to the revolving cylinder (141) and rotatably arranged on one side of the trailer frame (130); and a first chain wheel (207) is arranged on the transmission connecting rod (206) corresponding to the gear ring (146), and a second chain wheel is arranged corresponding to the recovery device.

10. A hydraulically driven deep ploughing and breaking pick-up machine according to claim 8, characterised in that said diverter valve (202) communicates with two hydraulic motors (205) through an oil delivery pipe; one hydraulic motor (205) is in transmission connection with the transmission connecting rod (206), and the other hydraulic motor (205) is in transmission connection with the recovery device.

Images