Lawn mower

Abstract

The utility model discloses a mowing machine, relates to the technical field of agricultural instruments, and solves the technical problems that a traditional mowing machine is large in size, heavy in weight and inconvenient to carry by a single person. The mowing device comprises a supporting rod and a mowing mechanism installed on the supporting rod and used for mowing. A driving mechanism and a transmission mechanism are arranged on the supporting rod, and the driving mechanism is connected with the mowing mechanism through the transmission mechanism. Compared with the prior art, the device is simple in structure, small in size, light in weight and convenient to carry by a single person.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of agricultural implements, and particularly relates to a mower. BACKGROUND

[0002] The mower is composed of a cutter head, an engine, running wheels, a running mechanism, blades, a handrail and a control part. The mower is composed of a parallel four-bar lifting device, a frame, left and right single-wing weeding devices, a whole machine deviation adjusting device, a comb tooth rotating bevel gear speed increasing transmission mechanism and a comb tooth profiled depth adjusting device. The mower is widely applied to the fields of agriculture, gardening, urban greening and the like, and has an efficiency 8 to 10 times higher than manual weeding, a low seedling damage rate and a high seedling cleaning rate.

[0003] The traditional mower is equipped with an engine, running wheels and the like, has a large size, a heavy weight, a high cost and is inconvenient to carry by a single person. Weeding is inconvenient in some narrow areas. SUMMARY

[0004] The utility model solves the technical problems of the prior art at least in part.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] A mower comprises a supporting rod and a mowing mechanism for mowing installed on the supporting rod; the supporting rod is provided with a driving mechanism and a transmission mechanism, and the driving mechanism is connected with the mowing mechanism through the transmission mechanism.

[0007] Further, the driving mechanism comprises a driving motor and a lithium battery connected with each other, and the driving motor is connected with the mowing mechanism through the transmission mechanism.

[0008] Further, the transmission mechanism comprises a driving wheel provided on a driving shaft of the driving motor, a driven wheel connected with the mowing mechanism, and a belt connected between the driving wheel and the driven wheel.

[0009] Further, the transmission mechanism further comprises a transmission rod connected with the driven wheel, penetrating through the supporting rod and connected with the mowing mechanism.

[0010] The mowing mechanism comprises a gearbox provided on the supporting rod, a first bevel gear provided in the gearbox and connected with the transmission rod, a second bevel gear provided in the gearbox and connected with the first bevel gear in a gear meshing mode, and a cutter blade installed on the second bevel gear.

[0011] Further, the driving wheel is provided with at least two parallel distributed driving wheel belt grooves, the driven wheel is provided with at least two parallel distributed driven wheel belt grooves, the two ends of the belt are respectively sleeved between the corresponding driving wheel belt grooves and driven wheel belt grooves, at least two belts are connected between the driving wheel and the driven wheel, and the cross section of the belt is circular.

[0012] Furthermore, a drive box is provided on the support rod, and the drive motor and lithium battery are installed inside the drive box. Heat dissipation holes are distributed on all four sides of the drive box.

[0013] Furthermore, the drive box is equipped with a heat dissipation box that communicates with the inside of the drive box, and the heat dissipation box is equipped with a cooling fan that is connected to the lithium battery.

[0014] The support rod is equipped with a transmission box, and the driving wheel, driven wheel and belt are located inside the transmission box.

[0015] Furthermore, the drive box, transmission box, and support rod are connected in sequence, the drive box and transmission box are welded together, and the transmission box and support rod are welded together.

[0016] The transmission box includes a first box plate mounted on a support rod, a second box plate mounted on a drive box, and a surrounding plate between the first box plate and the second box plate.

[0017] Furthermore, it also includes a handrail mechanism, which includes a handrail base mounted on a support rod and a U-shaped handrail mounted on the handrail base.

[0018] Furthermore, the handrail mechanism also includes a fastener with a threaded rod, the handrail seat has a handrail seat threaded hole adapted to the threaded rod, the handrail has a handrail threaded hole adapted to the threaded rod, and the fastener is threadedly connected to the handrail seat threaded hole and the handrail threaded hole through the threaded rod.

[0019] The armrest seat has two rows of cross-shaped threaded holes, and the armrest has a row of threaded holes. The armrest and the armrest seat are fastened together by bolts that are adapted to the threaded holes in the armrest seat threaded hole group and the armrest threaded hole group, respectively.

[0020] Compared with the prior art, the present invention has the following beneficial effects:

[0021] This utility model has a simple structure, a scientific and reasonable design, and is easy to use. Its small size allows for single-person weeding operations and it is also suitable for weeding operations in confined spaces. Its light weight reduces the labor intensity of the operator.

[0022] The utility model discloses drive motor is connected with driving wheel, and driving wheel is connected with driven wheel through the belt, and driven wheel is connected with transmission link, and transmission link is connected with cutting knife through two intermeshing bevel gears. Drive motor runs, and driven wheel rotates with drive motor driving shaft synchronously, and driven wheel runs through the belt, and transmission link runs with driven wheel, and transmission link drives first bevel gear to rotate, and first bevel gear drives second bevel gear to rotate, and second bevel gear drives cutting knife to rotate, and cutting knife rotates and starts weeding, and when cutting knife meets resistance, round belt will slip between driving wheel and driven wheel, thereby protecting drive motor.

[0023] The first and second box plates of the drive box and the transmission box are uniformly provided with heat dissipation holes, and a heat dissipation fan is arranged in the heat dissipation box in communication with the inside of the drive box.

[0024] The handrail seat is provided with two rows of cross-shaped handrail seat threaded hole groups, the first row of handrail seat threaded hole groups is composed of handrail seat threaded hole A, handrail seat threaded hole B and handrail seat threaded hole C; the second row of handrail seat threaded hole groups is composed of handrail seat threaded hole D, handrail seat threaded hole B and handrail seat threaded hole E; the handrail is provided with a row of handrail threaded hole groups corresponding to the first and second rows of handrail seat threaded hole groups, when the handrail threaded hole groups are connected with the first row of handrail seat threaded hole groups through bolts, that is, the axial direction of the handrail is perpendicular to the axial direction of the supporting rod, it is the first handrail mode; when the handrail threaded hole groups are connected with the second row of handrail seat threaded hole groups through bolts, that is, the axial direction of the handrail is parallel to the axial direction of the supporting rod, it is the second handrail mode; the two modes meet various mowing scenes, and are flexible and convenient to use, when encountering grass in a relatively narrow space, the second handrail mode is preferably used. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is the structure schematic view of the utility model.

[0026] Figure 2 It is the structure schematic view of the drive mechanism and the transmission mechanism without setting the belt of the utility model.

[0027] Figure 3 It is the structure plan view of the utility model without setting the handrail mechanism.

[0028] Figure 4 It is the structure schematic view of the handrail seat of the utility model.

[0029] Figure 5 It is the structure schematic view of the handrail of the utility model.

[0030] Figure 6 It is the structure schematic view of the fastener of the utility model.

[0031] Figure 7 It is the schematic diagram of the fence structure of the utility model.

[0032] Figure 8 It is the schematic diagram of the cutter structure of the utility model.

[0033] Figure 9 It is the overhead view of the handrail structure of the utility model using the first handrail mode.

[0034] Figure 10 It is the overhead view of the handrail structure of the utility model using the second handrail mode.

[0035] Figure 11 It is the plan view of the drive box of the utility model.

[0036] Figure 12 It is the plan view of the first box plate and the second box plate of the utility model.

[0037] Among them, the name corresponding to the reference sign is:

[0038] 1-supporting rod, 2-drive box, 3-drive motor, 4-lithium battery, 5-radiating hole, 6-radiating box, 7-radiating fan, 8-transmission box, 9-driving wheel, 10-driven wheel, 11-belt, 12-driving wheel belt groove, 13-driven wheel belt groove, 14-transmission rod, 15-speed change box, 16-first bevel gear, 17-second bevel gear, 18-cutter, 19-first box plate, 20-second box plate, 21-fence, 22-grass baffle, 23-handrail seat, 24-handrail, 26-handrail threaded hole, 27-fastener, 28-stud, 29-through hole, 30-nut, 31-threaded hole, 32-A handrail seat threaded hole, 33-B handrail seat threaded hole, 34-C handrail seat threaded hole, 35-D handrail seat threaded hole, 36-E handrail seat threaded hole, 37-box plate radiating hole, 38-first bearing seat, 39-second bearing seat, 40-first bearing, 41-second bearing, 42-third bearing, 43-fourth bearing. DETAILED DESCRIPTION

[0039] In order to make the purpose, technical scheme and advantages of the utility model more clearly and clearly, the following will be further detailed in combination with the drawings. Obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without making creative labor belong to the scope of protection of the utility model.

[0040] In the description of this utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the accompanying drawings and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0041] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; of course, they can also refer to a mechanical connection or an electrical connection; furthermore, they can refer to a direct connection, an indirect connection through an intermediate medium, or a connection within two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0042] Example 1, such as Figures 1-12 As shown, a lawnmower includes a support rod 1 and a mowing mechanism mounted on the support rod 1 for mowing grass; the support rod 1 is provided with a drive mechanism and a transmission mechanism, and the drive mechanism is connected to the mowing mechanism through the transmission mechanism.

[0043] When the lawnmower starts working, the drive mechanism generates driving force and transmits the driving force to the mowing mechanism through the transmission mechanism, and the mowing mechanism performs the mowing action.

[0044] This utility model has a simple structure, a scientific and reasonable design, and is easy to use. Its small size allows for single-person weeding operations and it is also suitable for weeding operations in confined spaces. Its light weight reduces the labor intensity of the operator.

[0045] Example 2, as Figures 1-12 As shown, a lawnmower includes a support rod 1 and a mowing mechanism mounted on the support rod 1 for mowing grass; the support rod 1 is provided with a drive mechanism and a transmission mechanism, and the drive mechanism is connected to the mowing mechanism through the transmission mechanism.

[0046] The drive mechanism includes a drive motor 3 and a lithium battery 4 that are connected to each other. The drive motor is connected to the mowing mechanism through a transmission mechanism.

[0047] The technical solution of this embodiment 2 has a simple structure, is lighter, smaller, more flexible, and is easy for a single person to carry, making it suitable for weeding in narrow areas.

[0048] This utility model has a simple structure, a scientific and reasonable design, and is easy to use. Its small size allows for single-person weeding operations and it is also suitable for weeding operations in confined spaces. Its light weight reduces the labor intensity of the operator.

[0049] Example 3, as Figures 1-12 As shown, a lawnmower includes a support rod 1 and a mowing mechanism mounted on the support rod 1 for mowing grass; the support rod 1 is provided with a drive mechanism and a transmission mechanism, and the drive mechanism is connected to the mowing mechanism through the transmission mechanism.

[0050] The drive mechanism includes a drive motor and a lithium battery that are connected to each other. The drive motor is connected to the mowing mechanism through a transmission mechanism.

[0051] The transmission mechanism includes a drive wheel 9 mounted on the drive shaft of the drive motor, a driven wheel 10 connected to the mowing mechanism, and a belt 11 connecting the drive wheel 9 and the driven wheel 10.

[0052] This embodiment 3 is based on embodiment 2. In this embodiment 3, the transmission mechanism adopts a belt drive structure to realize the transmission of driving force. Compared with the gear drive, the belt drive has an overload protection function. When the belt drive structure is overloaded, the belt will slip on the pulley, thereby preventing damage to the drive mechanism and playing a safety protection role.

[0053] Example 4, as Figures 1-12 As shown, a lawnmower includes a support rod 1 and a mowing mechanism mounted on the support rod 1 for mowing grass; the support rod 1 is provided with a drive mechanism and a transmission mechanism, and the drive mechanism is connected to the mowing mechanism through the transmission mechanism.

[0054] The drive mechanism includes a drive motor and a lithium battery that are connected to each other. The drive motor is connected to the mowing mechanism through a transmission mechanism.

[0055] The transmission mechanism includes a drive wheel 9 mounted on the drive shaft of the drive motor, a driven wheel 10 connected to the mowing mechanism, and a belt 11 connecting the drive wheel 9 and the driven wheel 10.

[0056] The transmission mechanism also includes a transmission rod 14 that is connected to the driven wheel 10, passes through the support rod 1, and is connected to the mowing mechanism;

[0057] The mowing mechanism includes a gearbox 15 mounted on a support rod 1, a first bevel gear 16 mounted inside the gearbox 15 and connected to a transmission rod 14, a second bevel gear 17 mounted inside the gearbox 15 and meshing with the first bevel gear 16, and a cutter 18 mounted on the second bevel gear 17; the gearbox also includes a third bearing connected to the transmission rod and a fourth bearing connected to the second bevel gear.

[0058] The support rod 1 is equipped with grass-blocking plates 22 distributed near the grass-cutting mechanism.

[0059] Based on Embodiment 3, this embodiment 4 presents a more preferred structure for the mowing mechanism. Specifically, the mowing mechanism includes a gearbox 15 mounted on the support rod 1, a first bevel gear 16 located within the gearbox 15 and connected to the transmission rod 14, a second bevel gear 17 located within the gearbox 15 and meshing with the first bevel gear 16, and a cutter 18 mounted on the second bevel gear 17. The gearbox also includes a third bearing connected to the transmission rod and a fourth bearing connected to the second bevel gear. The direction of power transmission is changed through the meshing rotation of the bevel gears. Its structure is simple, scientifically designed, compact, and its transmission performance is stable, reliable, and efficient. It is easy to use; its compact size allows for single-person carrying during mowing operations, and it is also suitable for mowing operations in confined spaces. Its light weight reduces the labor intensity of the operator. The support rod 1 is equipped with baffles distributed near the mowing mechanism, which effectively prevents cut grass clippings from splashing towards the operator.

[0060] Example 5, as Figures 1-12 As shown, a lawnmower includes a support rod 1 and a mowing mechanism mounted on the support rod 1 for mowing grass; the support rod 1 is provided with a drive mechanism and a transmission mechanism, and the drive mechanism is connected to the mowing mechanism through the transmission mechanism.

[0061] The drive mechanism includes a drive motor and a lithium battery that are connected to each other. The drive motor is connected to the mowing mechanism through a transmission mechanism.

[0062] The transmission mechanism includes a drive wheel 9 mounted on the drive shaft of the drive motor, a driven wheel 10 connected to the mowing mechanism, and a belt 11 connecting the drive wheel 9 and the driven wheel 10.

[0063] The driving wheel 9 is provided with at least two parallel driving wheel belt grooves 12, and the driven wheel 10 is provided with at least two parallel driven wheel belt grooves 13. The two ends of the belt 11 are respectively fitted between the corresponding driving wheel belt groove 12 and the driven wheel belt groove 13. At least two belts 11 are connected between the driving wheel 9 and the driven wheel 10. The cross-section of the belt 11 is circular.

[0064] The embodiment 5 is based on the embodiment 3, and gives a more preferred connection structure between the driving wheel 9, the driven wheel 10 and the belt 11, which is that the driving wheel 9 is provided with at least two parallel distributed driving wheel belt grooves 12, the driven wheel 10 is provided with at least two parallel distributed driven wheel belt grooves 13, the belt 11 is sleeved between the corresponding driving wheel belt groove 12 and the driven wheel belt groove 13 at both ends, at least two belts 11 are connected between the driving wheel 9 and the driven wheel 10, and the cross section of the belt 11 is circular. The embodiment adopts the design of multiple belts 11, and the belt 11 is embedded in the driving wheel belt groove 12 and the driven wheel belt groove 13, which can effectively prevent the belt 11 from slipping off the driving wheel (9) and the driven wheel (10) during operation, and ensure the safe and stable operation of the mower.

[0065] The embodiment 6, as shown in the figure, is a mower, which comprises a support rod 1 and a mowing mechanism installed on the support rod 1 for mowing. Figures 1-12 The support rod 1 is provided with a driving mechanism and a transmission mechanism, and the driving mechanism is connected with the mowing mechanism through the transmission mechanism.

[0066] The driving mechanism comprises a driving motor and a lithium battery connected with each other, and the driving motor is connected with the mowing mechanism through the transmission mechanism.

[0067] The transmission mechanism comprises a driving wheel 9 arranged on the driving shaft of the driving motor, a driven wheel 10 connected with the mowing mechanism, and a belt 11 connected between the driving wheel 9 and the driven wheel 10.

[0068] The support rod 1 is provided with a driving box 2, the driving motor and the lithium battery are installed in the driving box 2, and the four side surfaces of the driving box 2 are uniformly distributed with heat dissipation holes 5.

[0069] The embodiment 6 is based on the embodiment 3, and gives a more preferred structure of the mower, which is that the support rod 1 is provided with a driving box 2, the driving motor and the lithium battery are installed in the driving box 2, and the four side surfaces of the driving box 2 are uniformly distributed with heat dissipation holes 5. Such design can effectively dissipate the heat generated by the driving mechanism during operation, ensure the safe and efficient operation of the driving mechanism, effectively prolong the service life of the driving motor, and save the operation cost.

[0070] The embodiment 7, as shown in the figure, is a mower, which comprises a support rod 1 and a mowing mechanism installed on the support rod 1 for mowing. Figures 1-12 The support rod 1 is provided with a driving mechanism and a transmission mechanism, and the driving mechanism is connected with the mowing mechanism through the transmission mechanism.

[0071] The driving mechanism comprises a driving motor and a lithium battery connected with each other, and the driving motor is connected with the mowing mechanism through the transmission mechanism.

[0072] The transmission mechanism comprises a driving wheel 9 arranged on a driving shaft of the driving motor, a driven wheel 10 connected with the mowing mechanism, and a belt 11 connected between the driving wheel 9 and the driven wheel 10.

[0073] The support rod 1 is provided with a driving box 2, the driving motor and the lithium battery are arranged in the driving box 2, and the driving box 2 is uniformly provided with heat dissipation holes 5 on four side surfaces.

[0074] The driving box 2 is provided with a heat dissipation box 6 in communication with the inside of the driving box 2, and the heat dissipation box 6 is provided with a heat dissipation fan 7 connected with the lithium battery.

[0075] The support rod 1 is provided with a transmission box 8, and the driving wheel 9, the driven wheel 10 and the belt 11 are arranged in the transmission box 8.

[0076] In the embodiment 7, the heat dissipation box 6 is arranged on the driving box 2 and in communication with the inside of the driving box 2, and the heat dissipation box 6 is provided with the heat dissipation fan 7 connected with the lithium battery; the support rod 1 is provided with the transmission box 8, and the driving wheel 9, the driven wheel 10 and the belt 11 are arranged in the transmission box 8. In this way, the heat generated by the driving mechanism during operation can be effectively dissipated, so that the safe and efficient operation of the driving mechanism is ensured, the service life of the driving motor is effectively prolonged, and the operation cost is saved. The transmission box 8 can integrate the driving wheel 9, the driven wheel 10 and the belt 11, reduce the overall size, facilitate carrying, protect the driving wheel 9, the driven wheel 10 and the belt 11 from foreign matters such as grass clippings, and provide support for the corresponding component structure.

[0077] As shown in the embodiment 8, Figures 1-12 A mowing machine comprises a support rod 1 and a mowing mechanism arranged on the support rod 1 and used for mowing; the support rod 1 is provided with a driving mechanism and a transmission mechanism, and the driving mechanism is connected with the mowing mechanism through the transmission mechanism.

[0078] The driving mechanism comprises a driving motor and a lithium battery connected with each other, and the driving motor is connected with the mowing mechanism through the transmission mechanism.

[0079] The transmission mechanism comprises a driving wheel 9 arranged on a driving shaft of the driving motor, a driven wheel 10 connected with the mowing mechanism, and a belt 11 connected between the driving wheel 9 and the driven wheel 10.

[0080] The support rod 1 is provided with a driving box 2, the driving motor and the lithium battery are arranged in the driving box 2, and the driving box 2 is uniformly provided with heat dissipation holes 5 on four side surfaces.

[0081] The driving box 2 is provided with a heat dissipation box 6 in communication with the inside of the driving box 2, and the heat dissipation box 6 is provided with a heat dissipation fan 7 connected with the lithium battery.

[0082] A transmission box 8 is provided on the support rod 1, and the driving wheel 9, driven wheel 10 and belt 11 are located inside the transmission box 8.

[0083] The drive box 2, transmission box 8 and support rod 1 are connected in sequence. The drive box 2 and transmission box 8 are welded together, and the transmission box 8 and support rod 1 are welded together.

[0084] The transmission box 8 includes a first box plate 19 mounted on the support rod 1, a second box plate 20 mounted on the drive box 2, and a surrounding plate 21 between the first box plate 19 and the second box plate 20. The first box plate 19 and the second box plate 20 are evenly distributed with heat dissipation holes 37. The first box plate 19 is welded to the support rod 1, and the second box plate 20 is welded to the drive box 2. The second box plate 20 has several studs 28, and the first box plate 19 has through holes 29 adapted to the studs 28. The studs 28 pass through the corresponding through holes 29, and two nuts 30 are threaded onto the studs. The two nuts 30 are arranged on the front and back sides of the first box plate 19 to fix the first box plate 19. The transmission box also includes a first bearing seat 38 fixedly mounted on the first box plate and a second bearing seat 39 fixedly mounted on the second box plate. The first bearing seat 38 and the second bearing seat 39 are respectively provided with a first bearing 40 and a second bearing 41 connected to the transmission rod.

[0085] The enclosure 21 has threaded holes 31 at both ends, and the enclosure 21 is fixed into a ring shape by bolts passing through the threaded holes 31 at both ends of the enclosure.

[0086] This embodiment 8 is based on embodiment 7. The transmission box and drive box are welded together, and the transmission box and support rod are welded together to improve the connection stability of the three. The first and second box plates are evenly distributed with heat dissipation holes for heat dissipation. The second box plate 20 has several studs 28, and the first box plate 19 has through holes adapted to the studs 28. The studs 28 pass through the corresponding through holes, and two nuts 30 are threaded onto the studs. The two nuts 30 are arranged on the front and back sides of the first box plate 19 to fix the first box plate 19. The two ends of the surrounding plate 21 are respectively provided with threaded holes 31, and the surrounding plate 21 is fixed into a ring shape by bolts passing through the threaded holes 31 at both ends of the surrounding plate. This design allows the first box plate and the surrounding plate to be disassembled when needed.

[0087] Example 9, as Figures 1-12 As shown, a lawnmower includes a support rod 1 and a mowing mechanism mounted on the support rod 1 for mowing grass; the support rod 1 is provided with a drive mechanism and a transmission mechanism, and the drive mechanism is connected to the mowing mechanism through the transmission mechanism.

[0088] It also includes a handrail mechanism, which includes a handrail base 23 mounted on the support rod 1 and a U-shaped handrail 24 mounted on the handrail base 23.

[0089] This embodiment 9 is based on embodiment 1, and a handrail mechanism is added. The handrail seat is used to fix the handrail on the support rod. The U-shaped handrail facilitates the operator to freely push the mower forward, backward and turn, so as to realize the full coverage of the mowing area. The shape and size of the U-shaped handrail are designed according to the ergonomic principle to adapt to the shape of the operator's hands and the holding habit. Such design can reduce hand fatigue and discomfort caused by long-time operation, and improve the comfort and work efficiency of the operator.

[0090] Embodiment 10, as shown in Figures 1-12 A mower includes a support rod 1 and a mowing mechanism installed on the support rod 1 for mowing. The support rod 1 is provided with a driving mechanism and a transmission mechanism. The driving mechanism is connected with the mowing mechanism through the transmission mechanism.

[0091] It also includes a handrail mechanism, which includes a handrail seat 23 installed on the support rod 1 and a U-shaped handrail 24 installed on the handrail seat 23.

[0092] The handrail mechanism further includes a fastener 27 provided with a threaded rod. The handrail seat 23 is provided with a handrail seat threaded hole matched with the threaded rod. The handrail 24 is provided with a handrail threaded hole 26 matched with the threaded rod. The fastener 27 is threadedly connected in the handrail seat threaded hole and the handrail threaded hole 26 through the threaded rod.

[0093] The handrail seat 23 is provided with two rows of cross-shaped handrail seat threaded hole groups. The handrail 24 is provided with a row of handrail threaded hole groups. The handrail 24 and the handrail seat 23 are fastened and connected by bolts matched with the threaded holes in the handrail seat threaded hole group and the handrail threaded hole group, respectively. The handrail seat is provided with a first row of threaded hole group and a second row of threaded hole group. The first row of threaded hole group includes A handrail seat threaded hole 32, B handrail seat threaded hole 33 and C handrail seat threaded hole 34. The second row of threaded hole group includes D handrail seat threaded hole 35, B handrail seat threaded hole 33 and E handrail seat threaded hole 36. The handrail is also provided with three corresponding handrail threaded holes 26.

[0094] This embodiment 10 is based on the embodiment 9, the armrest seat is equipped with two rows of cross-shaped armrest seat threaded hole groups, the first row of armrest seat threaded hole groups is composed of A armrest seat threaded hole, B armrest seat threaded hole, C armrest seat threaded hole;The second row of armrest seat threaded hole groups is composed of D armrest seat threaded hole, B armrest seat threaded hole, E armrest seat threaded hole;The armrest is equipped with a row of armrest threaded hole groups corresponding to the first row of armrest seat threaded hole groups and the second row of armrest seat threaded hole groups, when the armrest threaded hole groups are connected through bolts with the first row of armrest seat threaded hole groups, that is, the axial direction of the armrest is perpendicular to the axial direction of the support rod, it is the first armrest mode;When the armrest threaded hole groups are connected through bolts with the second row of armrest seat threaded hole groups, that is, the axial direction of the armrest is parallel to the axial direction of the support rod, it is the second armrest mode;The two modes meet a variety of mowing scenes, and are flexible and convenient to use, when encountering grass in a relatively narrow space, the second armrest mode is more suitable.

[0095] The utility model discloses simple structure, scientific and reasonable in design, convenient to use, and the volume is small and can be single person's back burdened weeding operation, and still can be applicable to the weeding operation of the narrow space of operating environment, and the weight is light and reduces the labor intensity of the back operation personnel.

[0096] The utility model discloses drive motor is connected with driving wheel, and driving wheel is connected with driven wheel through belt, and driven wheel is connected with transmission link, and transmission link is connected with cutting knife through two intermeshing bevel gears. Drive motor runs, and driven wheel rotates with drive motor driving shaft synchronously, and driven wheel is driven to run through belt, and transmission link is driven to run by driven wheel, and first bevel gear rotates and drives second bevel gear to rotate, and second bevel gear rotates and drives cutting knife to rotate, and cutting knife rotates and starts weeding, and when cutting knife meets resistance, round belt will slip between driving wheel and driven wheel, thereby protecting drive motor.

[0097] The utility model discloses drive case, transmission case's first and second box board all have the heat dissipation hole in distribution, and be equipped with the heat dissipation fan in the heat dissipation box that is connected with drive case inside, through this design, can drive mechanism and transmission mechanism work produce's heat is discharged fast, thereby protecting drive motor, prolonging drive motor life.

[0098] The handrail seat is provided with two rows of cross-shaped handrail seat threaded hole groups, the first row of handrail seat threaded hole groups is composed of handrail seat threaded hole A, handrail seat threaded hole B and handrail seat threaded hole C; the second row of handrail seat threaded hole groups is composed of handrail seat threaded hole D, handrail seat threaded hole B and handrail seat threaded hole E; the handrail is provided with a row of handrail threaded hole groups corresponding to the first row of handrail seat threaded hole groups and the second row of handrail seat threaded hole groups, when the handrail threaded hole groups are connected with the first row of handrail seat threaded hole groups through bolts, that is, the axial direction of the handrail is perpendicular to the axial direction of the supporting rod, it is the first handrail mode; when the handrail threaded hole groups are connected with the second row of handrail seat threaded hole groups through bolts, that is, the axial direction of the handrail is parallel to the axial direction of the supporting rod, it is the second handrail mode; the two modes meet various mowing scenes, are flexible and convenient to use, and the second handrail mode is preferably used when the grass clump in a relatively narrow space is encountered.

[0099] The driving motor, the heat dissipation fan and the lithium battery 4 used in the utility model are prior art, and can be directly purchased and used on the market, and the structure, circuit, control principle and the like thereof are prior art, so that the structure, circuit, control principle and the like of the driving motor, the heat dissipation fan and the lithium battery 4 will not be repeated here.

[0100] The cutting knife 18 is connected with the second bevel gear 17 through bolts; the transmission rod 14 is connected with the first bevel gear 16 through bolts, and the connection relationship therebetween is prior known technology, and the specific connection structure will not be repeated here.

[0101] Finally, it should be noted that: the above embodiments are only the preferred embodiments of the utility model for describing the technical scheme of the utility model, and are not limited to them, and of course, they are not limited to the patent range of the utility model; although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: the technical scheme recorded in the foregoing embodiments can still be modified, or part or all of the technical features can be replaced; and these modifications or replacements do not make the essence of the corresponding technical scheme deviate from the scope of the technical scheme of the embodiments of the utility model; that is, any modification or polishing made within the main design idea and spirit of the utility model, which still solves the technical problem consistent with the utility model, should be included in the protection range of the utility model; in addition, the technical scheme of the utility model is directly or indirectly used in other related technical fields, which is also included in the patent protection range of the utility model.

Claims

1. A lawnmower characterised in that, The utility model provides a mowing machine, including support rod (1) and install on support rod (1) for mowing mowing mechanism, be equipped with drive mechanism and transmission mechanism on support rod (1), drive mechanism is connected with mowing mechanism through transmission mechanism, Drive mechanism includes the drive motor (3) and lithium battery (4) of interconnection, drive motor (3) is connected with mowing mechanism through transmission mechanism, Transmission mechanism includes the driving wheel (9) of being located drive motor drive shaft, driven wheel (10) being connected with mowing mechanism, the belt (11) being connected between driving wheel (9) and driven wheel (10), Transmission mechanism still includes the transmission rod (14) being connected with driven wheel (10), being located in support rod (1), being connected with mowing mechanism, Mowing mechanism includes the gearbox (15) of being located support rod (1), the first bevel gear (16) of being located gearbox (15) and being connected with transmission rod (14), the second bevel gear (17) of being located gearbox (15) and being connected with first bevel gear (16) gear meshing, and the cutter (18) of being installed on second bevel gear (17).

2. A lawnmower according to claim 1, characterised in that Driving wheel (9) is equipped with at least two parallel distribution's driving wheel belt groove (12), and driven wheel (10) is equipped with at least two parallel distribution's driven wheel belt groove (13), and the both ends of belt (11) are respectively fitted between corresponding driving wheel belt groove (12) and driven wheel belt groove (13), and driving wheel (9) and driven wheel (10) are connected with at least two belts (11), and the cross section of belt (11) is circular.

3. A lawnmower according to claim 1, characterised in that Support rod (1) is equipped with drive box (2), and drive motor and lithium battery are installed in drive box (2), and drive box (2) four side surfaces are evenly distributed with heat dissipation hole (5).

4. A lawnmower according to claim 3, wherein, Drive box (2) is equipped with the heat dissipation box (6) being connected with drive box (2) inside, and drive box (6) is equipped with the heat dissipation fan (7) being connected with lithium battery, Support rod (1) is equipped with transmission box (8), and driving wheel (9), driven wheel (10) and belt (11) are located in transmission box (8).

5. A lawnmower according to claim 4, wherein, Drive box (2), transmission box (8) and support rod (1) are sequentially connected, drive box (2) is welded with transmission box (8), and transmission box (8) and support rod (1) are welded, Transmission box (8) includes the first box plate (19) being located support rod (1), the second box plate (20) being located drive box (2), and the fence (21) being located between first box plate (19) and second box plate (20).

6. A lawnmower according to claim 1, characterised in that Still include handrail mechanism, handrail mechanism includes the handrail seat (23) being installed on support rod (1), and the handrail (24) being installed on handrail seat (23) and being U-shaped.

7. A lawnmower according to claim 6, wherein, Handrail mechanism still includes the fastener (27) being equipped with threaded rod, and handrail seat (23) is equipped with handrail seat threaded hole being matched with threaded rod, and handrail (24) is equipped with handrail threaded hole (26) being matched with threaded rod, and fastener (27) is connected in handrail seat threaded hole and handrail threaded hole (26) through threaded rod screw threadedly, The handrail seat (23) is provided with two rows of cross-shaped handrail seat threaded hole groups, the handrail (24) is provided with a row of handrail threaded hole group, and the handrail (24) and the handrail seat (23) are fastened and connected through bolts matched with threaded holes in the handrail seat threaded hole group and threaded holes in the handrail threaded hole group respectively.

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