Intelligent remote control obstacle avoidance mower

Abstract

The invention provides an intelligent remote control obstacle avoidance mower, which belongs to the technical field of mowers and comprises a frame, two first electric push rods, a second electric push rod, a height adjusting mechanism, a connecting frame, a grass pulling device, a reciprocating cutter, an automatic bundling device, an obstacle avoidance device and a remote control receiver. A power driving device, an engine and a generator are arranged on the frame; the two first electric push rods are hinged to the two sides of the frame correspondingly. The second electric push rod is hinged to one side of the frame; the mower can automatically adjust and enlarge the mowing operation amplitude, timely adjust the stubble cutting height, prevent the mower from pressing down weeds during movement, and convey the cut weeds to the automatic bundling device through the weed pulling device for bundling so as to facilitate secondary utilization.

Description

Technical Field

[0001] The invention belongs to the technical field of lawn mowers, and in particular relates to an intelligent remote-controlled obstacle-avoiding lawn mower. Background Art

[0002] There are various types of lawn mowers in the prior art, mainly backpack type and hand-push type. These two types of equipment have high requirements on operators, and they must walk through the entire orchard area to complete the mowing operation. However, as the operation time lasts, the operator is prone to fatigue. With the continuous popularization of agricultural machinery automation equipment, a remote control lawn mower has gradually appeared in the market. Although this product reduces the labor intensity of agriculture and greatly improves the efficiency of work, the function of this equipment is limited to chopping grass, not mowing, and the weeds cannot be reused.

[0003] Therefore, there is an urgent need for a remote-controlled lawn mower that can automatically cut off weeds and recycle them, thereby facilitating secondary utilization of the weeds. Summary of the invention

[0004] Based on the above technical problems, the present invention provides an intelligent remote-controlled obstacle-avoiding lawn mower, which can automatically adjust and increase the amplitude of mowing operations, timely adjust the height of the cut stubble to avoid the equipment from crushing weeds when moving, and transmit the cut weeds to an automatic baling device through a weed-pulling device for baling for secondary utilization.

[0005] The specific technical solution is: An intelligent remote control obstacle avoidance lawn mower, comprising: a frame, two first electric push rods, a second electric push rod, a height adjustment mechanism, a connecting frame, a grass-pulling device, a reciprocating cutter, an automatic baling device, an obstacle avoidance device and a remote control receiver; the frame is provided with a power drive device, an engine and a generator; the two first electric push rods are respectively hinged to the two sides of the frame; the second electric push rod is hinged to one side of the frame; the height adjustment mechanism comprises two slider guide rail assemblies and a belt tensioning device, the two slider guide rail assemblies are respectively arranged on the two sides of the frame, the telescopic ends of the two first electric push rods are respectively connected to the moving ends of the two slider guide rail assemblies, and the belt tensioning devices are respectively connected to the moving ends of the two slider guide rail assemblies. The connecting frame is connected, the belt tensioning device is connected to the moving end of the slider guide assembly, and the belt tensioning device is hinged to the telescopic end of the second electric push rod; the two ends of the connecting frame are respectively connected to the two slider guide assemblies; the grass-pulling device is arranged on the connecting frame and the reciprocating cutter is arranged on the connecting frame; the automatic baling device is arranged on one side of the connecting frame; the obstacle avoidance device includes a GPS positioning module, an ultrasonic module and a laser radar module, the ultrasonic modules are respectively installed at the left front, left rear, right front and right rear positions of the frame, and the laser radar module is installed just above the frame as a post-stage obstacle avoidance module; the remote control receiver is arranged on the frame, and the remote control receiver controls the operation of the first electric push rod and the second electric push rod.

[0006] In addition, the intelligent remote control obstacle avoidance lawn mower in the above technical solution provided by the present invention may also have the following additional technical features: In the above technical scheme, the belt tensioning device includes: a first rotating shaft, a first pulley, a second rotating shaft, a second pulley, a belt tensioning bracket, a belt tensioning pulley and a first belt; the two ends of the first rotating shaft are respectively connected to the moving ends of the two slider guide assemblies through two first bearing brackets; the first pulley is sleeved on the outside of the first rotating shaft; the two ends of the second rotating shaft are respectively connected to the two sides of the frame through two second bearing brackets, and the second rotating shaft is connected to the engine; the second pulley is sleeved on the outside of the second rotating shaft; one end of the belt tensioning bracket is hinged to the telescopic end of the second electric push rod, and one end of the belt tensioning bracket is hinged to the frame; the belt tensioning pulley is arranged on the belt tensioning bracket; the first belt is simultaneously wrapped around the outside of the first pulley, the second pulley and the belt tensioning pulley.

[0007] In the above technical scheme, the grass-pulling device includes: a first belt roller shaft, a second belt roller shaft, a grass-pulling belt, a right-angle gear box, a third rotating shaft, a third pulley, a fourth pulley and a second belt; the first belt roller shaft is arranged on one side of the connecting frame; the second belt roller shaft is arranged on the other side of the connecting frame; a paddle is provided on the grass-pulling belt, and the grass-pulling belt is simultaneously wound around the outside of the first belt roller shaft and the second belt roller shaft; the right-angle gear box is arranged on the moving end of one of the slider guide assemblies, and the input end of the right-angle gear box is connected to the first rotating shaft; the third rotating shaft is connected to the output end of the right-angle gear box; the third pulley is sleeved on the outside of the third rotating shaft; the fourth pulley is sleeved on the outside of the first belt roller shaft; the second belt is simultaneously wound around the outside of the third pulley and the fourth pulley.

[0008] In the above technical scheme, the reciprocating cutting knife includes: a slide groove, a cutting knife, a bevel gear box, a fourth rotating shaft, an eccentric wheel and a connecting rod; the slide groove is arranged on the connecting frame; the cutting knife is embedded in the slide groove; the bevel gear box is arranged on the connecting frame, and the input end of the bevel gear box is connected to the second belt roller shaft; the fourth rotating shaft is connected to the output end of the bevel gear box; the eccentric wheel is sleeved on the outer side of the fourth rotating shaft, and the eccentric wheel is provided with an axle pin; one end of the connecting rod is rotatably connected to the cutting knife, and the other end of the connecting rod is rotatably connected to the axle pin of the eccentric wheel.

[0009] In the above technical scheme, the automatic baling device includes: an intermittent gear box, a fifth rotating shaft, a rope threading wheel, a baling rope bracket, a knotter, two pressure rod brackets, a pressure rod and a grass-pulling wheel; the intermittent gear box is arranged on the connecting frame, and the input end of the intermittent gear box is connected to the first belt roller shaft; one end of the fifth rotating shaft is connected to the output end of the intermittent gear box, and the other end of the fifth rotating shaft is arranged on the connecting frame; a baling needle is arranged on the rope threading wheel, and the rope threading wheel is sleeved on the outer side of the fifth rotating shaft; the baling rope bracket is arranged on one side of the connecting frame, and the baling rope is wound around the baling rope bracket; the knotter is arranged on the connecting frame; the two pressure rod brackets are respectively arranged on the connecting frame; the pressure rod is connected to the pressure rod bracket; the grass-pulling wheel is sleeved on the outer side of the fifth rotating shaft.

[0010] The above technical solution also includes: a distribution box, a battery pack and a working indicator light; the distribution box is arranged on the frame, and a single-chip control module, a voltage conversion module, a temperature control module and a fault alarm module are installed inside the distribution box; the battery pack is arranged on the frame; wherein the engine is connected to the generator, and the output end of the generator is connected to the distribution box through a wire, so as to replenish energy for the battery pack.

[0011] In the above technical solution, the driving device includes a driving motor and a tire, and the driving motor, the obstacle avoidance device, the remote control receiver, and the working indicator light are all electrically connected to the distribution box.

[0012] The above technical solution also includes: a pressure sensor; the pressure sensor is arranged on the connecting frame.

[0013] The above technical solution also includes: a bottom baffle; the bottom baffle is installed below the grass-moving belt.

[0014] Compared with the prior art, the intelligent remote control obstacle avoidance lawn mower of the present invention has the following beneficial effects: 1. The reciprocating cutter and the height adjustment mechanism are used together to increase the range of mowing operations, avoid crushing weeds when the equipment moves, and facilitate timely adjustment of the cutting height. After the reciprocating cutter cuts the weeds, it is transmitted to the automatic baling device through the weed-pulling device for baling for secondary use.

[0015] 2. Through the combined use of GPS positioning module, ultrasonic module and lidar module, the ultrasonic module can be used to detect whether there are obstacles in the four directions of left front, left rear, right front and right rear, and the lidar module can generate a density map with real-time location information. When the ultrasonic module detects an obstacle, the system determines the next action state of the lawn mower based on the density map detected by the lidar module, thereby ensuring the safe operation of the lawn mower.

[0016] 3. The outputs of the first electric push rod and the second electric push rod are controlled by the remote control receiver, so as to achieve the purpose of remotely controlling the cutting height of the reciprocating cutter and adjusting the belt tensioning device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a front view of an intelligent remote control obstacle avoidance lawn mower of the present invention; Figure 2 It is a structural schematic diagram of a remote control receiver of the present invention; Figure 3 It is a structural schematic diagram of the reciprocating cutter of the present invention; Figure 4 It is a structural schematic diagram of the belt tensioning device of the present invention; Figure 5 It is a schematic structural diagram of the automatic bundling device of the present invention; Figure 6 It is a schematic diagram of the structure of the knotter of the present invention; Figure 7 It is a structural schematic diagram of the slider guide assembly of the present invention; Figure 8 It is a structural schematic diagram of an intelligent remote-controlled obstacle-avoiding lawn mower of the present invention; Fig. 9 It is a structural schematic diagram of an intelligent remote-controlled obstacle-avoiding lawn mower of the present invention; Fig.10 It is a structural schematic diagram of an intelligent remote-controlled obstacle-avoiding lawn mower of the present invention; Fig.11 It is a structural schematic diagram of the engine of the present invention; Fig.12 It is a structural schematic diagram of the rope threading device of the present invention; in, Figures 1 to 12 The corresponding relationship between the reference numerals and component names in the figure is: 1 frame, 2 engine, 3 generator, 4 first electric push rod, 5 second electric push rod, 6 slider guide assembly, 7 connecting frame, 8 first shaft, 9 first pulley, 10 second shaft, 11 second pulley, 12 belt tensioning bracket, 13 belt tensioning pulley, 14 first belt, 15 first belt roller, 16 second belt roller, 17 grass pulling belt, 18 right angle gear box, 19 third shaft, 20 third pulley, 21 fourth pulley, 22 second belt, 23 slide, 24 cutting knife , 25 helical gear box, 26 fourth rotating shaft, 27 eccentric wheel, 28 connecting rod, 29 intermittent gear box, 30 fifth rotating shaft, 31 rope threading wheel, 32 baling rope bracket, 33 knotter, 34 pressure rod bracket, 35 pressure rod, 36 grass pulling wheel, 37 distribution box, 38 battery pack, 39 working indicator light, 40 pressure sensor, 41 bottom baffle, 42 remote control receiver, 43 GPS positioning module, 44 ultrasonic module, 45 laser radar, 46 baling rope, 47 baling needle, 48 rope threading device. DETAILED DESCRIPTION

[0018] The following is a combination of specific implementation cases and attached Figure 1-12 The present invention is further described below, but the present invention is not limited to these embodiments.

[0019] An intelligent remote control obstacle avoidance lawn mower, such as Figure 1-12 As shown, it includes: a frame 1, two first electric push rods 4, a second electric push rod 5, a height adjustment mechanism, a connecting frame 7, a grass-pulling device, a reciprocating cutter, an automatic baling device, an obstacle avoidance device and a remote control receiver 42; the frame 1 is provided with a power drive device, an engine 2 and a generator 3; the two first electric push rods 4 are respectively hinged to the two sides of the frame 1; the second electric push rod 5 is hinged to one side of the frame 1; the height adjustment mechanism includes two slider guide rail assemblies 6 and a belt tensioning device, the two slider guide rail assemblies 6 are respectively arranged on both sides of the frame 1, the telescopic ends of the two first electric push rods 4 are respectively connected to the moving ends of the two slider guide rail assemblies 6, the belt tensioning devices are respectively connected to the moving ends of the two slider guide rail assemblies 6, and the belt tensioning devices are respectively connected to the moving ends of the two slider guide rail assemblies 6. The connecting frame 7 is connected to the moving end of the slider guide assembly 6, and the belt tensioning device is hinged to the telescopic end of the second electric push rod 5; the two ends of the connecting frame 7 are respectively connected to the two slider guide assemblies 6; the grass-pulling device is arranged on the connecting frame 7 and the reciprocating cutter is arranged on the connecting frame 7; the automatic baling device is arranged on one side of the connecting frame 7; the obstacle avoidance device includes a GPS positioning module 43, an ultrasonic module 44 and a laser radar 45 module, the ultrasonic module 44 is respectively installed at the left front, left rear, right front and right rear positions of the frame 1, and the laser radar 45 module is installed just above the frame 1 as a post-stage obstacle avoidance module; the remote control receiver 42 is arranged on the frame 1, and the remote control receiver 42 controls the operation of the first electric push rod 4 and the second electric push rod 5.

[0020] The above structure is adopted, and the reciprocating cutter and the height adjustment mechanism are used in combination, so as to increase the range of mowing operations, avoid the equipment from crushing weeds when moving, and facilitate timely adjustment of the height of the mowing. After the reciprocating cutter cuts the weeds, it is transmitted to the automatic baling device through the weed-pulling device for baling for secondary use. By combining the GPS positioning module 43, the ultrasonic module 44 and the laser radar 45 module, the ultrasonic module 44 is used to detect whether there are obstacles in the four directions of the left front, left rear, right front and right rear, and the laser radar 45 module generates a density map with the real-time position information. When the ultrasonic module 44 detects an obstacle, the system judges the next action state of the mower according to the density map detected by the laser radar 45 module, thereby ensuring the safe operation of the mower.

[0021] Specifically, the outputs of the first electric push rod 4 and the second electric push rod 5 are controlled by the remote control receiver 42, so as to achieve the purpose of remotely controlling the cutting height of the reciprocating cutter and adjusting the belt tensioning device.

[0022] Specifically, the present invention can perform path planning through software, and use the GPS positioning module 43 in combination with the ultrasonic module 44 and the laser radar 45 module to ensure that the lawn mower can operate independently. It is also equipped with a remote control device, and the operator can control it at any time, thereby ensuring the safety of the staff and equipment.

[0023] Specifically, remote control always has a higher priority than automatic control.

[0024] Specifically, the laser radar 45 module is installed directly above the vehicle frame 1 as a post-stage obstacle avoidance module to ensure 360-degree no-dead-angle collection of real-time position information and generate a witness map.

[0025] In an embodiment of the present invention, Figure 1-12 As shown, the belt tensioning device includes: a first rotating shaft 8, a first pulley 9, a second rotating shaft 10, a second pulley 11, a belt tensioning bracket 12, a belt tensioning wheel 13 and a first belt 14; the two ends of the first rotating shaft 8 are respectively connected to the moving ends of the two slider guide assemblies 6 through two first bearing brackets; the first pulley 9 is sleeved on the outside of the first rotating shaft 8; the two ends of the second rotating shaft 10 are respectively connected to the two sides of the frame 1 through two second bearing brackets, and the second rotating shaft 10 is connected to the engine 2; the second pulley 11 is sleeved on the outside of the second rotating shaft 10; one end of the belt tensioning bracket 12 is hinged to the telescopic end of the second electric push rod 5, and one end of the belt tensioning bracket 12 is hinged to the frame 1; the belt tensioning wheel 13 is arranged on the belt tensioning bracket 12; the first belt 14 is simultaneously wound around the outside of the first pulley 9, the second pulley 11 and the belt tensioning wheel 13.

[0026] The first electric push rod 4 and the second electric push rod 5 satisfy a linear complementary relationship, thereby ensuring that the belt tensioner 13 can be adjusted in time while the reciprocating cutter rises, ensuring that there is sufficient friction between the first pulley 9 and the second pulley 11, thereby reducing power loss.

[0027] In an embodiment of the present invention, Figure 1-12 As shown, the grass-pulling device includes: a first belt roller shaft 15, a second belt roller shaft 16, a grass-pulling belt 17, a right-angle gear box 18, a third rotating shaft 19, a third pulley 20, a fourth pulley 21 and a second belt 22; the first belt roller shaft 15 is arranged on one side of the connecting frame 7; the second belt roller shaft 16 is arranged on the other side of the connecting frame 7; a paddle is provided on the grass-pulling belt 17, and the grass-pulling belt 17 is simultaneously wound around the outside of the first belt roller shaft 15 and the second belt roller shaft 16; the right-angle gear box 18 is arranged on the moving end of one of the slider guide assemblies 6, and the input end of the right-angle gear box 18 is connected to the first rotating shaft 8; the third rotating shaft 19 is connected to the output end of the right-angle gear box 18; the third pulley 20 is sleeved on the outside of the third rotating shaft 19; the fourth pulley 21 is sleeved on the outside of the first belt roller shaft 15; the second belt 22 is simultaneously wound around the outside of the third pulley 20 and the fourth pulley 21.

[0028] The power of the engine 2 is transmitted to the right-angle gear box 18 through the first belt 14, and then drives the third pulley 20 and the fourth pulley 21 through the second belt 22, so that the grass-moving belt 17 is transmitted along the first belt roller shaft 15 and the second belt roller shaft 16, thereby achieving the function of smoothly transmitting the cut grass to the automatic baling device.

[0029] In an embodiment of the present invention, Figure 1-12 As shown, the reciprocating cutter includes: a slide 23, a cutter 24, a bevel gear box 25, a fourth rotating shaft 26, an eccentric wheel 27 and a connecting rod 28; the slide 23 is arranged on the connecting frame 7; the cutter 24 is embedded in the slide 23; the bevel gear box 25 is arranged on the connecting frame 7, and the input end of the bevel gear box 25 is connected to the second belt roller shaft 16; the fourth rotating shaft 26 is connected to the output end of the bevel gear box 25; the eccentric wheel 27 is sleeved on the outer side of the fourth rotating shaft 26, and the eccentric wheel 27 is provided with an axle pin; one end of the connecting rod 28 is rotatably connected to the cutter 24, and the other end of the connecting rod 28 is rotatably connected to the axle pin of the eccentric wheel 27.

[0030] By starting the engine 2, the power of the engine 2 is transmitted to the generator 3 and the second shaft 10 respectively, to prepare for the operation of the cutter 24, and then the power is transmitted to the first shaft 8 through the first belt 14, thereby driving the right-angle gear box 18 to operate, and then the first belt roller 15 and the grass-moving belt 17 are driven by the third pulley 20 and the fourth pulley 21, so that the second belt roller 16 provides power for the bevel gear box 25, and through the cooperation of the eccentric wheel 27 and the connecting rod 28, the circular motion is converted into reciprocating linear motion, thereby driving the cutter 24 to slide along the slide groove 23.

[0031] Specifically, the mowing blade 24 is driven to move back and forth to perform mowing, thereby increasing the range of the mowing operation.

[0032] In an embodiment of the present invention, Figure 1-12 As shown, the automatic baling device includes: an intermittent gear box 29, a fifth rotating shaft 30, a rope threading wheel 31, a baling rope bracket 32, a knotter 33, two pressure rod brackets 34, a pressure rod 35 and a grass-pulling wheel 36; the intermittent gear box 29 is arranged on the connecting frame 7, and the input end of the intermittent gear box 29 is connected to the first belt roller shaft 15; one end of the fifth rotating shaft 30 is connected to the output end of the intermittent gear box 29, and the other end of the fifth rotating shaft 30 is arranged on the connecting frame 7; a baling needle 47 is arranged on the rope threading wheel 31, and the rope threading wheel 31 is sleeved on the outer side of the fifth rotating shaft 30; the baling rope bracket 32 ​​is arranged on one side of the connecting frame 7, and the baling rope 46 is wound around the baling rope bracket 32; the knotter 33 is arranged on the connecting frame 7; the two pressure rod brackets 34 are respectively arranged on the connecting frame 7; the pressure rod 35 is connected to the pressure rod bracket 34; the grass-pulling shaft is arranged on the connecting frame 7; and the grass-pulling wheel 36 is sleeved on the outer side of the fifth rotating shaft 30.

[0033] The power is output to the fifth rotating shaft 30 through the intermittent gear box 29, and the fifth rotating shaft 30 is controlled to deflect 120 degrees. The grass-pulling wheel 36 at the fifth rotating shaft 30 rotates to transfer the bundled grass for subsequent collection. While the grass-pulling wheel 36 is working, the rope threading wheel 31 and the baling needle 47 work to bring the baling rope 46 passing through the rope threading device 48 to the knotter 33 through the baling needle 47, completing the two actions of knotting and cutting the rope, thereby achieving the purpose of automatically baling the grass.

[0034] Specifically, the fifth rotating shaft 30 is a hollow rotating shaft, so that the baling rope 46 can be easily passed through the rope threading device 48 into the fifth rotating shaft 30 .

[0035] In an embodiment of the present invention, Figure 1-12As shown, it also includes: a distribution box 37, a battery pack 38 and a working indicator light 39; the distribution box 37 is arranged on the frame 1, and a single-chip control module, a voltage conversion module, a temperature control module and a fault alarm module are installed inside the distribution box 37; the battery pack 38 is arranged on the frame 1; wherein, the engine 2 is connected to the generator 3, and the output end of the generator 3 is connected to the distribution box 37 through a wire, so as to replenish energy for the battery pack 38.

[0036] The lawn mower is powered by a power drive device, the engine 2 drives the reciprocating cutter, and the battery pack 38 drives the driving wheel forward. While mowing, the engine 2 also charges the battery pack 38, thereby improving the endurance of the device.

[0037] Specifically, a cooling fan is provided on the left side of the distribution box 37 so as to timely reduce the temperature of the electronic components in the distribution box 37 to ensure that the components therein are not damaged.

[0038] In an embodiment of the present invention, the driving device includes a driving motor and a tire, and the driving motor, the obstacle avoidance device, the remote control receiver 42 , and the working indicator light 39 are all electrically connected to the distribution box 37 .

[0039] The drive motor uses a 4*250W reduction motor, and the tire and the drive motor shaft are rigidly connected to ensure direct power transmission.

[0040] Specifically, an LED lighting group is installed on the frame 1. The LED lighting group faces forward and is symmetrically distributed, making it suitable for nighttime operations.

[0041] In an embodiment of the present invention, Figure 1-12 As shown, it also includes: a pressure sensor 40; the pressure sensor 40 is arranged on the connecting frame 7.

[0042] The pressure signal is detected by the pressure sensor 40. When the pressure signal reaches the set value, a weak pulse signal is generated. The weak pulse signal is converted into a standard current signal of 4-20mA through the transmitter, thereby driving the servo to work. The rudder arm of the servo is connected to the control lever of the intermittent gear box 29 through the connecting rod 28. When the servo is in motion, the control lever of the intermittent gear box 29 will also produce corresponding actions. Whenever a pulse signal is detected, the output shaft of the intermittent gear box 29 will deflect 120 degrees, thereby driving the grass wheel 36 to transfer the grass to the right side of the lawn mower.

[0043] In an embodiment of the present invention, Figure 1-12 As shown, it also includes: a bottom baffle 41; the bottom baffle 41 is installed below the grass-moving belt 17.

[0044] By providing the bottom baffle 41, the phenomenon of straw leakage can be avoided, so that the straw can be collected as fully as possible.

[0045] Implementation process: The reciprocating cutter and the height adjustment mechanism are used together to increase the range of mowing operations, avoid the equipment from crushing weeds when moving, and facilitate timely adjustment of the height of the mowing. After the reciprocating cutter cuts the weeds, they are transmitted to the automatic baling device through the weed-pulling device for baling for secondary use. The GPS positioning module 43, the ultrasonic module 44 and the laser radar 45 module are used in combination to detect whether there are obstacles in the four directions of the left front, left rear, right front and right rear by using the ultrasonic module 44, and generate a density map with the real-time position information by using the laser radar 45 module. When the ultrasonic module 44 detects an obstacle, the system determines the next action state of the mower according to the density map detected by the laser radar 45 module, thereby ensuring the safe operation of the mower.

[0046] In the description of the present invention, the term "plurality" refers to two or more than two. Unless otherwise clearly defined, the orientation or positional relationship indicated by the terms "upper" and "lower" is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it cannot be understood as a limitation on the present invention. The terms "connection", "installation", "fixation", etc. should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0047] In the description of the present invention, the description of the terms "one embodiment", "some embodiments", "specific embodiments", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In the present invention, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0048] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An intelligent remote control obstacle avoidance lawn mower, characterized in that: include: A vehicle frame, on which a power drive device, an engine and a generator are provided; Two first electric push rods, the two first electric push rods are respectively hinged to two sides of the frame; a second electric push rod, the second electric push rod being hinged to one side of the frame; A height adjustment mechanism, the height adjustment mechanism comprising two slider guide assemblies and a belt tensioner, the two slider guide assemblies are respectively arranged on both sides of the frame, the telescopic ends of the two first electric push rods are respectively connected to the moving ends of the two slider guide assemblies, the belt tensioner is respectively connected to the moving ends of the two slider guide assemblies, the belt tensioner is connected to the moving end of the slider guide assembly, and the belt tensioner is hinged to the telescopic end of the second electric push rod; A connecting frame, the two ends of which are respectively connected to the two slider guide rail assemblies; A weeding device, the weeding device being arranged on the connecting frame A reciprocating cutter, wherein the reciprocating cutter is arranged on the connecting frame; An automatic baling device, the automatic baling device being arranged on one side of the connecting frame; An obstacle avoidance device, the obstacle avoidance device comprising a GPS positioning module, an ultrasonic module and a laser radar module, the ultrasonic modules are respectively installed at the left front, left rear, right front and right rear positions of the vehicle frame, and the laser radar module is installed directly above the vehicle frame as a subsequent obstacle avoidance module; A remote control receiver is arranged on the vehicle frame, and the remote control receiver controls the operation of the first electric push rod and the second electric push rod.

2. The intelligent remote control obstacle avoidance lawn mower according to claim 1, characterized in that: The belt tensioning device comprises: A first rotating shaft, wherein both ends of the first rotating shaft are respectively connected to the moving ends of the two slider guide rail assemblies through two first bearing brackets; A first pulley, wherein the first pulley is sleeved on the outer side of the first rotating shaft; A second rotating shaft, two ends of which are connected to two sides of the frame through two second bearing brackets, and the second rotating shaft is connected to the engine; A second pulley, wherein the second pulley is sleeved on the outer side of the second rotating shaft; A belt tensioning bracket, one end of which is hinged to the telescopic end of the second electric push rod, and one end of which is hinged to the frame; A belt tensioner, the belt tensioner being arranged on the belt tensioner bracket; A first belt is wound around the outer sides of the first belt pulley, the second belt pulley and the belt tensioner at the same time.

3. The intelligent remote control obstacle avoidance lawn mower according to claim 2, characterized in that: The weed-pulling device comprises: A first belt roller shaft, wherein the first belt roller shaft is arranged on one side of the connecting frame; a second belt roller shaft, the second belt roller shaft being arranged on the other side of the connecting frame; A grass-pulling belt, wherein the grass-pulling belt is provided with a paddle and is wound around the outer sides of the first belt roller shaft and the second belt roller shaft at the same time; A right angle gearbox, the right angle gearbox being disposed on the moving end of one of the slider guide assemblies, and the input end of the right angle gearbox being connected to the first rotating shaft; a third rotating shaft connected to an output end of the right-angle gear box; A third pulley, the third pulley is sleeved on the outer side of the third rotating shaft; A fourth belt pulley, wherein the fourth belt pulley is sleeved on the outer side of the first belt roller shaft; A second belt is wound around the outer sides of the third pulley and the fourth pulley at the same time.

4. The intelligent remote control obstacle avoidance lawn mower according to claim 3, characterized in that: The reciprocating cutter comprises: A slide groove, the slide groove is arranged on the connecting frame through the connecting frame; A cutting knife, wherein the cutting knife is embedded in the sliding groove; A helical gear box, wherein the helical gear box is arranged on the connecting frame, and an input end of the helical gear box is connected to the second belt roller shaft; a fourth rotating shaft connected to an output end of the helical gear box; An eccentric wheel, wherein the eccentric wheel is sleeved on the outer side of the fourth rotating shaft and an axle pin is provided on the eccentric wheel; A connecting rod, one end of which is rotatably connected to the cutting knife, and the other end of which is rotatably connected to the shaft pin of the eccentric wheel.

5. The intelligent remote control obstacle avoidance lawn mower according to claim 4, characterized in that: The automatic bundling device comprises: An intermittent gear box, wherein the intermittent gear box is arranged on the connecting frame, and an input end of the intermittent gear box is connected to the first belt roller shaft; a fifth rotating shaft, one end of which is connected to the output end of the intermittent gear box, and the other end of which is disposed on the connecting frame; A rope threading wheel, wherein the rope threading wheel is provided with a baling needle, and the rope threading wheel is sleeved on the outer side of the fifth rotating shaft; A baling rope bracket, the baling rope bracket is arranged on one side of the connecting frame, and the baling rope bracket is wound with baling rope; A knotter, the knotter being arranged on the connecting frame; Two pressure rod brackets, the two pressure rod brackets are respectively arranged on the connecting frame; A pressure rod, the pressure rod is connected to the pressure rod bracket; A grass-moving wheel is sleeved on the outer side of the fifth rotating shaft.

6. The intelligent remote control obstacle avoidance lawn mower according to claim 5, characterized in that: Also includes: A distribution box, which is arranged on the vehicle frame and has a single-chip control module, a voltage conversion module, a temperature control module and a fault alarm module installed inside the distribution box; A battery pack, wherein the battery pack is arranged on the vehicle frame; Working indicator light; The engine is connected to the generator, and the output end of the generator is connected to a distribution box through a wire, so as to replenish energy for the battery pack.

7. The intelligent remote control obstacle avoidance lawn mower according to claim 6, characterized in that: The driving device comprises a driving motor and a tire. The driving motor, the obstacle avoidance device, the remote control receiver and the working indicator light are all electrically connected to the distribution box.

8. The intelligent remote control obstacle avoidance lawn mower according to claim 7, characterized in that: Also includes: A pressure sensor is arranged on the connecting frame.

9. The intelligent remote control obstacle avoidance lawn mower according to claim 8, characterized in that: Also includes: A bottom baffle is installed below the grass-moving belt.

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