CN112243675A - Control method and control device of grass mower - Google Patents
Control method and control device of grass mower Download PDFInfo
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- CN112243675A CN112243675A CN202011086428.4A CN202011086428A CN112243675A CN 112243675 A CN112243675 A CN 112243675A CN 202011086428 A CN202011086428 A CN 202011086428A CN 112243675 A CN112243675 A CN 112243675A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/006—Control or measuring arrangements
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
- A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
- A01D34/63—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
- A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
- A01D34/63—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
- A01D34/73—Cutting apparatus
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Abstract
The invention discloses a control method and a control device of a grass mower, wherein a first connecting column and a guide wheel drive a crawler belt to rotate, a first grass cutting frame and a second grass cutting frame are controlled to advance, a second motor and a third motor are used for driving a third rotating column and a fourth rotating column to rotate respectively, and a third cutting rotating cutter and a fourth cutting rotating cutter are controlled to cut inclined weeds to obtain first weeds; the fourth motor and the fifth motor are used for driving the first rotary column and the second rotary column to rotate respectively, the first rotary column and the second rotary column are controlled to drive the first cutting rotary cutter and the second cutting rotary cutter to rotate respectively, and the first cutting rotary cutter and the second cutting rotary cutter are used for carrying out secondary cutting on first weeds so that the weeds are cut cleanly; the invention can solve the problems of low grass cutting efficiency and poor grass cutting effect caused by manual operation of grass cutting equipment in the prior art.
Description
Technical Field
The invention relates to the technical field of lawnmowers, in particular to a control method and a control device of a lawnmower.
Background
A lawnmower is a device for trimming weeds, and generally includes an electric lawnmower and a gasoline lawnmower depending on the power source; depending on the mode of movement, hand mowers and riding mowers are commonly included.
Patent publication No. CN105660029B discloses a lawnmower, which comprises a cutter unit, a slide rail assembly, a special-shaped plate, a transmission unit, a base unit, a storage battery, a cutter housing and a transmission housing, wherein the cutter unit comprises a movable blade and a fixed blade, the fixed blade is connected with one end of the special-shaped plate, the movable blade is connected with the slide rail assembly, and the slide rail assembly is mounted on the upper side of the fixed blade; the special-shaped plate is connected with a transmission part, and a base part is arranged at the lower side of the transmission part; the movable blade and the fixed blade are used for mowing, so that both low grass and high grass can be well mowed, and the mowing effect is good and neat; the rotation of the motor is converted into the swing of the swing rod, so that the movable blade moves left and right, and the design is ingenious; the storage battery is adopted to supply power to the motor, so that the energy is clean and easy to obtain; the lower end of the base part is provided with a roller and a push handle diagonal rod, so that the whole movement is convenient; the invention has simple structure, convenient installation, economy and practicality, and can be widely popularized and applied. The existing defects include: need artifical handheld grass cutting equipment to control when cutting grass, lead to the problem of cutting the grass inefficiency to and cut the not good problem of grass effect.
Disclosure of Invention
The invention aims to provide a control method and a control device of a lawnmower; the technical problem solved comprises the following steps:
how to solve need artifical handheld grass cutting equipment to control when cutting grass among the current scheme, lead to the problem of cutting the grass inefficiency to and cut the not good problem of grass effect.
The purpose of the invention can be realized by the following technical scheme:
a control method for a lawnmower, comprising the steps of:
the method comprises the following steps: the engine is started, the caterpillar band is driven to rotate through the first connecting column and the guide wheel, the first grass cutting frame and the second grass cutting frame are controlled to move forwards, the first motor is started, and air suction operation is carried out through the connecting pipe, the connecting seat and the air suction seat, so that weeds are inclined towards the direction of the second grass cutting frame;
step two: starting a second motor and a third motor, enabling the second motor and the third motor to respectively drive a third rotary column and a fourth rotary column to rotate, driving a third cutting rotary cutter to rotate through the third rotary column, driving a fourth cutting rotary cutter to rotate through the fourth rotary column, and controlling the third cutting rotary cutter and the fourth cutting rotary cutter to cut inclined weeds to obtain first weeds;
step three: first weeds get into to the inside of first grass cutting frame through cutting the cut groove, start fourth motor and fifth motor, utilize fourth motor and fifth motor to drive first rotary column and second rotary column respectively and rotate, control first rotary column and second rotary column and drive first cutting rotary cutter and second cutting rotary cutter respectively and rotate, utilize first cutting rotary cutter and second cutting rotary cutter to carry out the secondary cutting to first weeds for weeds are cut totally.
A control device of a grass mower comprises a first grass cutting frame, a second grass cutting frame, a first control box and a second control box, wherein the second grass cutting frame is fixedly arranged at the front end of the first grass cutting frame, the first control box is fixedly arranged at the upper end of the first grass cutting frame, the second control box is fixedly arranged at the upper end of the second grass cutting frame, a plurality of first connecting shafts and second connecting shafts are arranged in the first grass cutting frame and close to the upper end, the first connecting shafts are positioned in front of the second connecting shafts, the lower ends of the first connecting shafts are connected with first rotary columns, the lower ends of the second connecting shafts are connected with second rotary columns, first cutting rotary cutters are arranged at the lower ends of the first rotary columns, and second cutting rotary cutters are arranged at the lower ends of the second rotary columns;
the straw cutting frame is characterized in that the air suction seat is installed at a position, close to the top, of the front end of the straw cutting frame, the limiting plate is installed at a position, close to two sides, of the front end of the straw cutting frame, the third connecting shaft and the fourth connecting shaft are installed at a position, close to the upper end, of the inside of the second control box, the third connecting shaft is located on one side of the fourth connecting shaft, the lower end of the third connecting shaft is connected with a third rotary column, the lower end of the fourth connecting shaft is connected with a fourth rotary column, a third cutting rotary cutter is installed at the lower end of the third rotary column, a fourth cutting rotary cutter is installed at the lower end of the fourth rotary column, and a cutting groove is formed in the position, close to the middle, of the lower end of the first straw.
As a further improvement of the invention: the utility model discloses a solar energy water heater, including first control box, second control box, first motor, second motor and third motor, the internally mounted of second control box has first motor, second motor and third motor, first motor is located the position between second motor and the third motor, the second motor is located one side of third motor, the first division board of internally mounted and the second division board of second control box, first division board is located between first motor and the second motor, the second division board is located between first motor and the third motor, the lower extreme of second control box is provided with second spliced pole and third spliced pole, the second spliced pole is located one side of third spliced pole, the inside intermediate position that is close to the place ahead of second control box installs connecting pipe and connecting seat, the connecting seat is located the front end of connecting pipe, the rear end of second control box is close to the position in the middle and is provided with the air outlet.
As a further improvement of the invention: the utility model discloses a grass cutting machine, including first grass cutting frame, engine, first linkage post, the both sides of first grass cutting frame all are provided with the mount, the surface connection of mount has the track, the internally mounted of mount has a plurality of transmission post and leading wheel, the mount is connected with first grass cutting frame through a plurality of transmission post.
As a further improvement of the invention: the height of the first rotary column is the same as that of the second rotary column, the height of the third rotary column is the same as that of the fourth rotary column, the height of the first rotary column is higher than that of the third rotary column, and a fourth motor and a fifth motor are arranged inside the first control box.
As a further improvement of the invention: the inside both sides that are close to the lower extreme of first grass cutting frame all are provided with accomodates the groove, the rear end of first grass cutting frame is provided with the bin outlet, the upper end of second grass cutting frame is inlayed and is had the radiator-grid, the position that the inside of seat of breathing in is close to the front end is provided with the screen cloth.
The beneficial effects brought by various aspects disclosed by the invention are as follows:
on one aspect of the grass cutting device, the first grass cutting frame, the second grass cutting frame, the first control box, the second control box and the crawler belt are matched for use, so that the grass cutting efficiency can be effectively improved; the first connecting column and the guide wheel are driven by the engine to rotate the track, so that the purpose of controlling the first grass cutting frame and the second grass cutting frame to move forwards can be achieved, the connecting pipe, the connecting seat and the air suction seat are subjected to air suction operation by the first motor, weeds are inclined towards the direction of the second grass cutting frame, the weeds can be conveniently cut, the purpose of improving the grass cutting efficiency can be achieved, and the problem that the grass cutting efficiency is low due to the fact that manual holding of grass cutting equipment is needed to control when grass is cut in the existing scheme can be solved;
on the other hand, the first cutting rotary cutter, the second cutting rotary cutter, the third cutting rotary cutter and the fourth cutting rotary cutter are matched for use, so that the grass cutting effect can be effectively improved; utilize third cutting rotary cutter and fourth cutting rotary cutter to cut the weeds of slope, obtain first weeds, first weeds enter into the inside to first grass cutting frame through the cut groove, utilize first cutting rotary cutter and second cutting rotary cutter to carry out the secondary cutting to first weeds for weeds are cut totally, reach the purpose that improves the effect of cutting grass, can solve the not good problem of effect of cutting grass among the current scheme.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a three-dimensional structure diagram of a control method of a lawnmower according to the present invention.
Fig. 2 is a sectional view of a second control box in the present invention.
FIG. 3 is an interior side view of a first lawnmower frame according to the present invention.
FIG. 4 is a front cross-sectional view of a second grass cutting frame according to the present invention.
FIG. 5 is a diagram of the connection structure between the connection tube and the connection base according to the present invention.
In the figure: 1. a first grass cutting frame; 2. a second grass cutting frame; 3. a first control box; 4. a second control box; 5. an engine; 6. a first connecting column; 7. a fixed mount; 8. a drive post; 9. a crawler belt; 10. an air suction seat; 11. a limiting plate; 12. a heat-dissipating web; 13. a first motor; 14. a second motor; 15. a third motor; 16. a first separator plate; 17. a second separator plate; 18. a connecting pipe; 19. a second connecting column; 20. a third connecting column; 21. a first connecting shaft; 22. a second connecting shaft; 23. a first rotating column; 24. a second rotary column; 25. a first cutting rotary cutter; 26. a second rotary cutter; 27. a receiving groove; 28. a discharge outlet; 29. a third connecting shaft; 30. a fourth connecting shaft; 31. a third rotary column; 32. a fourth rotary column; 33. a third cutting rotary cutter; 34. a fourth cutting rotary cutter; 35. a connecting seat.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 5, a control method of a lawnmower includes the steps of:
the method comprises the following steps: the engine 5 is started, the track 9 is driven to rotate through the first connecting column 6 and the guide wheel, the first grass cutting frame 1 and the second grass cutting frame 2 are controlled to advance, the first motor 13 is started, and air suction operation is carried out through the connecting pipe 18, the connecting seat 35 and the air suction seat 10, so that weeds are inclined towards the direction of the second grass cutting frame 2;
step two: starting the second motor 14 and the third motor 15, so that the second motor 14 and the third motor 15 respectively drive the third rotary column 31 and the fourth rotary column 32 to rotate, the third rotary column 31 drives the third cutting rotary cutter 33 to rotate, the fourth rotary column 32 drives the fourth cutting rotary cutter 34 to rotate, and the third cutting rotary cutter 33 and the fourth cutting rotary cutter 34 are controlled to cut oblique weeds to obtain first weeds;
step three: first weeds enter into the inside of first grass cutting frame 1 through the cutting flutes, start fourth motor and fifth motor, utilize fourth motor and fifth motor to drive first rotary column 23 and second rotary column 24 respectively and rotate, control first rotary column 23 and second rotary column 24 and drive first cutting rotary cutter 25 and second cutting rotary cutter 26 respectively and rotate, utilize first cutting rotary cutter 25 and second cutting rotary cutter 26 to carry out the secondary cutting to first weeds for weeds are cut totally.
A control device of a grass mower comprises a first grass cutting frame 1, a second grass cutting frame 2, a first control box 3 and a second control box 4, wherein the second grass cutting frame 2 is fixedly arranged at the front end of the first grass cutting frame 1, the first control box 3 is fixedly arranged at the upper end of the first grass cutting frame 1, the second control box 4 is fixedly arranged at the upper end of the second grass cutting frame 2, a plurality of first connecting shafts 21 and second connecting shafts 22 are arranged at positions, close to the upper end, in the first grass cutting frame 1, the first connecting shafts 21 are positioned in front of the second connecting shafts 22, the lower ends of the first connecting shafts 21 are connected with first rotary columns 23, the lower ends of the second connecting shafts 22 are connected with second rotary columns 24, first cutting rotary knives 25 are arranged at the lower ends of the first rotary columns 23, and second cutting rotary knives 26 are arranged at the lower ends of the second rotary columns 24;
the air suction seat 10 is arranged at the position, close to the upper part, of the front end of the second grass cutting frame 2, the position, close to the two sides, of the front end of the second grass cutting frame 2 is provided with a limiting plate 11, a third connecting shaft 29 and a fourth connecting shaft 30 are installed inside the second control box 4 at positions close to the upper end, the third connecting shaft 29 is positioned at one side of the fourth connecting shaft 30, the lower end of the third connecting shaft 29 is connected with a third rotating column 31, the lower end of the fourth connecting shaft 30 is connected with a fourth rotary column 32, the lower end of the third rotary column 31 is provided with a third cutting rotary knife 33, fourth cutting rotary cutter 34 is installed to the lower extreme of fourth rotary column 32, the position that the lower extreme of first grass frame 1 and second grass frame 2 of cutting is close to the centre all is provided with cuts the cut groove, cuts the cut groove and is convenient for weeds to get into and carries out the secondary cutting to the inside of first grass frame 1 and second grass frame 2 of cutting.
A first motor 13, a second motor 14 and a third motor 15 are arranged in the second control box 4, the first motor 13 is located at a position between the second motor 14 and the third motor 15, the second motor 14 is located at a side of the third motor 15, a first isolation plate 16 and a second isolation plate 17 are arranged inside the second control box 4, the first isolation plate 16 is positioned between the first motor 13 and the second motor 14, the second isolation plate 17 is positioned between the first motor 13 and the third motor 15, the lower end of the second control box 4 is provided with a second connecting column 19 and a third connecting column 20, the second connecting column 19 is positioned at one side of the third connecting column 20, a connecting pipe 18 and a connecting seat 35 are arranged at the middle position of the inner part of the second control box 4 close to the front, the connecting seat 35 is located at the front end of the connecting pipe 18, and an air outlet is arranged at the rear end of the second control box 4 close to the middle.
One side fixed mounting of first grass cutting frame 1 has engine 5, first spliced pole 6 is installed to the front end of engine 5, the both sides of first grass cutting frame 1 all are provided with mount 7, the surface connection of mount 7 has track 9, the internally mounted of mount 7 has a plurality of transmission post 8 and leading wheel, and a plurality of leading wheel is located a plurality of the front and back of transmission post 8, mount 7 is connected with first grass cutting frame 1 through a plurality of transmission post 8.
The height of the first rotary column 23 is the same as that of the second rotary column 24, the height of the third rotary column 31 is the same as that of the fourth rotary column 32, the height of the first rotary column 23 is higher than that of the third rotary column 31, a fourth motor and a fifth motor are arranged in the first control box 3, and the fourth motor and the fifth motor are respectively used for driving the first cutting rotary knife 25 and the second cutting rotary knife 26 to rotate.
The inside both sides that are close to the lower extreme of first grass cutting frame 1 all are provided with accomodate groove 27, the rear end of first grass cutting frame 1 is provided with bin outlet 28, the upper end of second grass cutting frame 2 is inlayed and is had radiator-grid 12, the position that the inside of inhaling air seat 10 is close to the front end is provided with the screen cloth, and the screen cloth is used for preventing weeds from getting into the inside of inhaling air seat 10.
In the embodiment of the invention: a first PLC controller is arranged in the first control box 3, a second PLC controller and a wireless network card are arranged in the second control box 4, the first PLC controller can control the operation of the fourth motor, the fifth motor and the engine 5, the second PLC controller can control the operation of the first motor 13, the second motor 14 and the third motor 15, the wireless network card is connected with a network for signal transmission, the advancing direction of the crawler belt 9 is controlled through remote operation, manual holding of grass cutting equipment is not needed, and the purpose of controlling the grass cutting machine is achieved;
compared with the prior art, on one hand, the grass cutting efficiency can be effectively improved by the matched use of the first grass cutting frame 1, the second grass cutting frame 2, the first control box 3, the second control box 4 and the crawler belt 9; the first connecting column 6 and the guide wheel driving crawler 9 are driven to rotate by the engine 5, the purpose of controlling the first grass cutting frame 1 and the second grass cutting frame 2 to move forwards can be achieved, the first motor 13 is used for enabling the connecting pipe 18, the connecting seat 35 and the air suction seat 10 to perform air suction operation, air during air suction enters the connecting seat 35 and the connecting pipe 18 through the air suction seat 10 and is finally discharged through the air outlet, weeds are enabled to incline towards the direction of the second grass cutting frame 2, the weeds can be cut conveniently, the purpose of improving grass cutting efficiency can be achieved, and the problem that in the existing scheme, manual grass cutting equipment needs to be held to control when grass is cut, and grass cutting efficiency is low can be solved;
on the other hand, the first cutting rotary knife 25, the second cutting rotary knife 26, the third cutting rotary knife 33 and the fourth cutting rotary knife 34 are matched for use, so that the grass cutting effect can be effectively improved; utilize third cutting rotary cutter 33 and fourth cutting rotary cutter 34 to cut the weeds of slope, obtain first weeds, first weeds enter into the inside to first grass cutting frame 1 through the cut groove, utilize first cutting rotary cutter 25 and second cutting rotary cutter 26 to carry out the secondary cutting to first weeds for weeds are cut totally, reach the purpose that improves the effect of cutting grass, can solve the not good problem of effect of cutting grass among the current scheme.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. A control method of a lawnmower is characterized by comprising the following steps:
the method comprises the following steps: the motor (5) is started, the track (9) is driven to rotate through the first connecting column (6) and the guide wheel, the first grass cutting frame (1) and the second grass cutting frame (2) are controlled to advance, the first motor (13) is started, and air suction operation is carried out through the connecting pipe (18), the connecting seat (35) and the air suction seat (10), so that weeds are inclined towards the direction of the second grass cutting frame (2);
step two: starting a second motor (14) and a third motor (15), enabling the second motor (14) and the third motor (15) to respectively drive a third rotary column (31) and a fourth rotary column (32) to rotate, driving a third cutting rotary cutter (33) to rotate through the third rotary column (31), driving a fourth cutting rotary cutter (34) to rotate through the fourth rotary column (32), and controlling the third cutting rotary cutter (33) and the fourth cutting rotary cutter (34) to cut inclined weeds to obtain first weeds;
step three: first weeds enter into the inside of first grass cutting frame (1) through the cutting groove, start fourth motor and fifth motor, utilize fourth motor and fifth motor to drive first rotary column (23) and second rotary column (24) respectively and rotate, control first rotary column (23) and second rotary column (24) and drive first cutting rotary knife (25) and second cutting rotary knife (26) respectively and rotate, utilize first cutting rotary knife (25) and second cutting rotary knife (26) to carry out the secondary cutting to first weeds for weeds are cut totally.
2. A control device of a grass mower is characterized by comprising a first grass cutting frame (1), a second grass cutting frame (2), a first control box (3) and a second control box (4), wherein the second grass cutting frame (2) is fixedly arranged at the front end of the first grass cutting frame (1), the first control box (3) is fixedly arranged at the upper end of the first grass cutting frame (1), the second control box (4) is fixedly arranged at the upper end of the second grass cutting frame (2), a plurality of first connecting shafts (21) and second connecting shafts (22) are arranged at the positions, close to the upper end, in the first grass cutting frame (1), the first connecting shafts (21) are arranged in front of the second connecting shafts (22), the lower ends of the first connecting shafts (21) are connected with first rotary columns (23), the lower ends of the second connecting shafts (22) are connected with second rotary columns (24), a first cutting rotary knife (25) is installed at the lower end of the first rotary column (23), and a second cutting rotary knife (26) is installed at the lower end of the second rotary column (24);
an air suction seat (10) is arranged at the front end of the second grass cutting frame (2) close to the upper part, limiting plates (11) are respectively arranged at the positions, close to the two sides, of the front end of the second grass cutting frame (2), a third connecting shaft (29) and a fourth connecting shaft (30) are arranged in the second control box (4) close to the upper end, the third connecting shaft (29) is positioned at one side of the fourth connecting shaft (30), the lower end of the third connecting shaft (29) is connected with a third rotating column (31), the lower end of the fourth connecting shaft (30) is connected with a fourth rotating column (32), the lower end of the third rotating column (31) is provided with a third cutting rotating knife (33), the lower end of the fourth rotary column (32) is provided with a fourth cutting rotary knife (34), the lower ends of the first grass cutting frame (1) and the second grass cutting frame (2) are provided with cutting grooves close to the middle.
3. A control device of a lawnmower according to claim 2, wherein the second control box (4) has a first motor (13), a second motor (14) and a third motor (15) mounted inside, the first motor (13) is located between the second motor (14) and the third motor (15), the second motor (14) is located at one side of the third motor (15), the second control box (4) has a first isolation plate (16) and a second isolation plate (17) mounted inside, the first isolation plate (16) is located between the first motor (13) and the second motor (14), the second isolation plate (17) is located between the first motor (13) and the third motor (15), the second control box (4) has a second connection column (19) and a third connection column (20) at its lower end, the second connection column (19) is located at one side of the third connection column (20), connecting pipe (18) and connecting seat (35) are installed to the inside intermediate position that is close to the place ahead of second control box (4), connecting seat (35) are located the front end of connecting pipe (18), the rear end of second control box (4) is close to the position in the middle and is provided with the air outlet.
4. The control device of the grass mower according to claim 2, wherein an engine (5) is fixedly mounted on one side of the first grass cutting frame (1), a first connecting column (6) is mounted at the front end of the engine (5), fixing frames (7) are arranged on two sides of the first grass cutting frame (1), a crawler belt (9) is connected to the outer surfaces of the fixing frames (7), a plurality of transmission columns (8) and guide wheels are mounted inside the fixing frames (7), and the fixing frames (7) are connected with the first grass cutting frame (1) through the plurality of transmission columns (8).
5. A control device for a lawnmower according to claim 2, wherein the first rotary post (23) has the same height as the second rotary post (24), the third rotary post (31) has the same height as the fourth rotary post (32), the first rotary post (23) has a height higher than the third rotary post (31), and the first control box (3) has a fourth motor and a fifth motor inside.
6. A control device of a grass mower according to claim 2, wherein the first grass cutting frame (1) is provided with a receiving groove (27) at both sides of the inner part near the lower end, the rear end of the first grass cutting frame (1) is provided with a discharge port (28), the upper end of the second grass cutting frame (2) is inlaid with a heat radiating net (12), and the air suction seat (10) is provided with a screen near the front end.
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| CN202011086428.4A CN112243675A (en) | 2020-10-12 | 2020-10-12 | Control method and control device of grass mower |
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| CN202011086428.4A CN112243675A (en) | 2020-10-12 | 2020-10-12 | Control method and control device of grass mower |
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Application publication date: 20210122 |