Forestry grass trimming device
By setting limit dilution at the bottom of the frame of the forestry grass repair device, the problem of soil damage caused by rotary cutting knives during use is solved, fixed length pruning is achieved, and the needs of different lawn pruning lengths are met, and the lawn soil is protected.
Patent Information
- Application Number
- CN202422431836.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-09
- Publication Date
- 2025-05-27
- Estimated Expiration
- 2034-10-09
AI Technical Summary
During the use of existing lawn mowing equipment, the rotating cutting knife is too close to the ground and will damage the soil, while it will not be able to effectively mow the lawn too far away, making it inconvenient to use.
A forestry grass repair device is designed. By setting a limit sparse at the bottom of the frame, the limit sparse is located above the rotary cutting knife, and contacting the ground through the abutment part to prevent the destruction of the soil by the rotary cutting knife, and limiting the cutting length of the rotary cutting knife as needed, so as to achieve fixed length and trimming.
This device can effectively prevent soil damage, while meeting the needs of different lawn pruning lengths, realize fixed length pruning, and protect the lawn soil.
Smart Images
Figure CN222897646U_ABST
Abstract
Description
Technical Field
[0001] The present application relates to the technical field of forestry grass trimming, and more specifically, to a forestry grass trimming device. Background Art
[0002] In agriculture, forestry and gardening, lawn mowing equipment is often used. There are many types of lawn mowing equipment, such as common lawn mowers, which can be used to mow lawns. At present, mainstream lawn mowing equipment is equipped with an engine, a transmission mechanism, a rotary cutter, a handrail and a running wheel. The engine drives the rotary cutter to rotate at high speed through the transmission mechanism, thereby achieving fast mowing. It is also very convenient to operate. You only need to push it on the grass to mow the grass.
[0003] In the related art, a rotary cutter is generally arranged at the bottom of a lawn mowing device, and an engine drives the rotary cutter to rotate through a transmission mechanism to achieve rapid mowing.
[0004] However, in actual use, if the rotary cutter is too close to the ground, it will come into contact with the soil, thereby causing certain damage to the soil, while if it is too far from the ground, the lawn cannot be trimmed, so it is inconvenient to use. Utility Model Content
[0005] In view of this, an embodiment of the present application provides a grass trimming device for forestry.
[0006] In order to achieve the above objectives, the present application provides the following technical solutions:
[0007] A forestry grass trimming device, comprising:
[0008] A frame, wherein a handlebar is fixedly arranged on the frame, a running wheel is arranged at the bottom end of the frame, a first bevel tooth with a horizontal axis is arranged in the frame through a bracket, and a first pulley is arranged at the first bevel tooth;
[0009] A rotary cutter, wherein the rotary cutter is vertically arranged at the bottom end of the frame, and the end of the rotary cutter located inside the frame is provided with a second bevel tooth, and the second bevel tooth is meshed and connected with the first bevel tooth;
[0010] A driving motor, the driving motor is arranged in the frame, and the driving motor is connected to the first pulley through a belt to drive the rotary cutter to rotate;
[0011] The limiting slit includes a limiting portion and an abutting portion, the limiting portion is a plurality of strip holes opened on the abutting portion, the abutting portion is used to contact the ground, the limiting slit is located at the bottom end of the frame, and the limiting slit is located below the rotary cutter.
[0012] In some possible implementations, a collection box is also included;
[0013] The collecting box is arranged at two ends of the length direction of the position-limiting sump, and the opening of the collecting box is located at two ends of the length direction of the position-limiting sump.
[0014] In some possible implementations, a filter is disposed in the collection box, and a suction fan is disposed on the top surface of the collection box.
[0015] In some possible implementations, the travel wheels include front wheels and rear wheels;
[0016] The rear wheel is arranged on the frame via a wheel axle, and a second pulley is fixedly arranged on the wheel axle;
[0017] A third pulley is provided at the driving end of the driving motor along the length direction, and the third pulley is connected to the second pulley through a belt transmission.
[0018] In some possible implementations, the outer wall of the rear wheel is provided with a plurality of patterns with triangular cross-sectional shapes.
[0019] In some possible implementations, the protective cover is disposed on the frame, and the protective cover is used to cover the drive motor, the first bevel gear, and the second bevel gear.
[0020] The forestry grass trimming device provided in the embodiment of the present application has at least the following beneficial effects:
[0021] In the forestry grass trimming device provided in the embodiment of the present application, a limited spacer is provided at the bottom end of the frame, the limited spacer is located above the rotary cutter, and the limited spacer contacts the ground through the abutment portion, which can prevent the rotary cutter from damaging the soil during the weeding process. At the same time, the use of the limited spacer to trim the lawn can limit the cutting length of the rotary cutter for the lawn according to actual needs, thereby achieving the purpose of fixed-length trimming. The above structural design can meet the needs of different trimming lengths for different lawns, while also protecting the lawn soil. BRIEF DESCRIPTION OF THE DRAWINGS
[0022] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0023] Figure 1 A schematic diagram of the overall structure of a forestry grass trimming device provided in an embodiment of the present application;
[0024] Figure 2 A schematic diagram of the power structure of a forestry grass trimming device provided in an embodiment of the present application;
[0025] Figure 3 A schematic diagram of the structure of a forestry grass trimming device provided in another embodiment of the present application;
[0026] Figure 4 A side sectional view of a collection box of a steel structure connection assembly provided in an embodiment of the present application.
[0027] In the figure:
[0028] 100, frame; 110, handlebar; 200, walking wheel; 210, front wheel; 220, rear wheel; 221, axle; 230, second pulley; 240, third pulley; 250, pattern; 300, first bevel tooth; 310, first pulley; 400, rotary cutter; 500, second bevel tooth; 600, driving motor; 700, limiter; 710, limiter; 720, abutment; 800, collection box; 810, suction fan; 820, filter; 900, protective cover. DETAILED DESCRIPTION
[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0030] like Figure 1-Figure 4 As shown, the forestry grass trimming device provided in the embodiment of the present application includes a frame 100, a rotary cutter 400, a drive motor 600 and a limit comb 700, wherein the frame 100 is a structure for carrying various components of the grass trimming device, and a handlebar 110 for pushing and controlling the frame 100 is provided on the frame 100, and a travel wheel 200 is provided at the bottom end of the frame 100. In addition, a first bevel tooth 300 is provided on the frame 100 through a bracket, the axis of the first bevel tooth 300 is in a horizontal direction, and a first pulley 310 is fixedly provided at the end of the first bevel tooth 300.
[0031] The rotary cutter 400 is a structure for mowing the lawn. The rotary cutter 400 is vertically arranged at the bottom end of the frame 100. The end of the wheel shaft 221 of the rotary cutter 400 is fixedly provided with a second bevel gear 500. The wheel shaft 221 of the rotary cutter 400 passes through the bottom plate of the frame 100 so that the second bevel gear 500 is located beside the first bevel gear 300, and the second bevel gear 500 is meshed and connected with the first bevel gear 300, so that the first bevel gear 300 can drive the rotary cutter 400 through the second bevel gear 500 to realize the function of rotary cutting.
[0032] The driving motor 600 is disposed on the frame 100, and the driving end of the driving motor 600 is connected to the first pulley 310 through a belt, so that after the driving motor 600 is started, it can drive the rotary cutter 400 to realize the function of rotary cutting. Preferably, a protective cover 900 is disposed on the frame 100, and the protective cover 900 can cover and protect the above structure to extend the service life of related components.
[0033] The limiting comb 700 is fixedly arranged at the bottom end of the frame 100, and includes a limiting portion 710 and an abutting portion 720, wherein the abutting portion 720 is a plate-like structure in contact with the ground soil, and the limiting portion 710 is a plurality of strip-shaped holes arranged on the abutting portion 720. The abutting portion 720 of the limiting comb 700 is located below the rotary cutter 400.
[0034] In the forestry grass trimming device provided in the embodiment of the present application, a limit slit 700 is provided at the bottom of the frame 100, and the limit slit 700 is located above the rotary cutter 400. The limit slit 700 contacts the ground through the abutment portion 720, which can prevent the rotary cutter 400 from damaging the soil during the weeding process. At the same time, the limit slit 700 is used to trim the lawn, and the cutting length of the rotary cutter 400 for the lawn can be limited according to actual needs, thereby achieving the purpose of fixed-length trimming. The above structural design can meet the needs of different trimming lengths for different lawns, while also protecting the lawn soil.
[0035] In some embodiments, two collection boxes 800 are further provided on the frame 100, and the two collection boxes 800 are provided at two ends of the length direction of the limiting comb 700, and the openings of the two collection boxes 800 are both located at two ends of the length direction of the limiting comb 700. Figure 4 As shown, preferably, a filter screen 820 is provided in the collection box 800, and a suction fan 810 is provided on the top surface of the collection box 800. The suction fan 810 can suck the trimmed weeds into the collection box 800 through the opening to prevent the weeds from flying around during the trimming process.
[0036] In some embodiments, the running wheel 200 includes a front wheel 210 and a rear wheel 220, wherein the rear wheel 220 is disposed on the frame 100 via a wheel axle 221, and a second pulley 230 is fixedly connected to the middle of the wheel axle 221. Figure 3 As shown, the driving end of the driving motor 600 is provided with an extension portion, on which the third pulley 240 is fixedly provided, and the third pulley 240 is connected to the second pulley 230 through a belt. This enables the driving motor 600 to drive the rotary cutter 400 and the grass trimming device at the same time, thereby realizing the automation function of the grass trimming device.
[0037] In some embodiments, the outer wall surface of the rear wheel 220 is provided with a plurality of patterns 250 with triangular cross-sections, and the patterns 250 can facilitate the grass trimming device to move in the soil.
[0038] The various embodiments or implementation methods in this specification are described in a progressive manner. Each embodiment focuses on the differences from other embodiments, and the same or similar parts between the various embodiments can be referenced to each other.
[0039] It should be noted that the phrases "one embodiment", "an embodiment", "an exemplary embodiment", "some embodiments", etc. mentioned in the specification indicate that the described embodiments may include certain features, structures or characteristics, but not every embodiment may include the certain features, structures or characteristics. In addition, such phrases do not necessarily refer to the same embodiment. In addition, when describing certain features, structures or characteristics in conjunction with an embodiment, it is within the knowledge of those skilled in the art to implement such features, structures or characteristics in conjunction with other embodiments, whether explicitly or not explicitly described.
[0040] In general, terms should be understood, at least in part, by the context in which they are used. For example, the term "one or more" as used herein may be used to describe any feature, structure, or characteristic in a singular sense, or may be used to describe a combination of features, structures, or characteristics in a plural sense, depending, at least in part, on the context. Similarly, terms such as "a," "an," or "the" may also be understood to convey singular usage or to convey plural usage, depending, at least in part, on the context.
[0041] It should be easily understood that “on,” “above,” and “over” in the present disclosure should be interpreted in the broadest manner, so that “on” not only means “directly on something,” but also includes the meaning of “on something” with intervening features or layers therebetween, and “above” or “over” not only includes the meaning of “above” or “over,” but also may include the meaning of “above” or “over something” with no intervening features or layers therebetween (i.e., directly on something).
[0042] In addition, spatially relative terms, such as "below," "below," "beneath," "above," "above," etc., may be used herein for ease of description to describe the relationship of one element or feature relative to other elements or features as shown in the figures. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation shown in the figures. The device may have other orientations (rotated 90 degrees or at other orientations), and the spatially relative descriptors used herein may likewise be interpreted accordingly.
[0043] The term "substrate" as used herein refers to the material on which subsequent material layers are added. The substrate itself may be patterned. The material added on top of the substrate may be patterned, or may remain unpatterned. In addition, the substrate may include a wide range of materials, such as silicon, germanium, gallium arsenide, indium phosphide, etc. Alternatively, the substrate may be made of a non-conductive material (e.g., glass, plastic, or sapphire wafer, etc.).
[0044] The term "layer" used in the text may refer to a material portion including an area with a certain thickness. A layer may extend over the entire underlying structure or overlying structure, or may have a range smaller than the range of the underlying or overlying structure. In addition, a layer may be an area of a homogeneous or inhomogeneous continuous structure, the thickness of which is less than the thickness of the continuous structure. For example, a layer may be located between the top surface and the bottom surface of the continuous structure or between any paired lateral planes at the top surface and the bottom surface. A layer may extend laterally, vertically and / or along a tapered surface. A substrate may be a layer, may include one or more layers therein, and / or may have one or more layers located thereon, above it and / or below it. A layer may include multiple layers. For example, an interconnect layer may include one or more conductors and a contact layer (forming contacts, interconnects and / or vias therein) and one or more dielectric layers.
[0045] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, rather than to limit it. Although the present application has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of the present application.
Claims
1. A grass trimming device for forestry, characterized in that: include: A frame (100), a handlebar (110) is fixedly arranged on the frame (100), a running wheel (200) is arranged at the bottom end of the frame (100), a first bevel tooth (300) with a horizontal axis is arranged in the frame (100) through a bracket, and a first pulley (310) is arranged at the first bevel tooth (300); A rotary cutter (400), the rotary cutter (400) being vertically arranged at the bottom end of the frame (100), the end of the rotary cutter (400) located inside the frame (100) being provided with a second bevel tooth (500), the second bevel tooth (500) being meshed and connected with the first bevel tooth (300); A driving motor (600), the driving motor (600) being arranged in the frame (100), the driving motor (600) being connected to the first pulley (310) via a belt to drive the rotary cutter (400) to rotate; A limiting slit (700) is provided, wherein the limiting slit (700) comprises a limiting portion (710) and an abutting portion (720), wherein the limiting portion (710) is a plurality of strip-shaped holes provided on the abutting portion (720), and the abutting portion (720) is used for contacting the ground. The limiting slit (700) is located at the bottom end of the frame (100), and the limiting slit (700) is located below the rotary cutter (400).
2. The forestry grass trimming device according to claim 1, characterized in that: Also included is a collection box (800); The collecting box (800) is arranged at both ends of the length direction of the limiting ditch (700), and the openings of the collecting box (800) are located at both ends of the length direction of the limiting ditch (700).
3. The forestry grass trimming device according to claim 2, characterized in that: A filter screen (820) is provided in the collection box (800), and a suction fan (810) is provided on the top surface of the collection box (800).
4. The forestry grass trimming device according to claim 1, characterized in that: The running wheels (200) include a front wheel (210) and a rear wheel (220); The rear wheel (220) is arranged on the frame (100) via a wheel axle (221), and a second pulley (230) is fixedly arranged on the wheel axle (221); A third pulley (240) is provided at the driving end of the driving motor (600) along the length direction, and the third pulley (240) is connected to the second pulley (230) via a belt transmission.
5. The forestry grass trimming device according to claim 4, characterized in that: The outer wall of the rear wheel (220) is provided with a plurality of patterns (250) having a triangular cross-sectional shape.
6. The forestry grass trimming device according to claim 1, characterized in that: Also includes a protective cover (900); The protective cover (900) is disposed on the vehicle frame (100), and the protective cover (900) is used to cover the driving motor (600), the first bevel gear (300) wheel, and the second bevel gear (500) wheel.