Combination extended ground-hugging grass-cutting module

Abstract

The application provides a combined extension type ground-hugging grass mowing module, which comprises a straight pipe main support frame and at least two side-attached ground-hugging grass mowing modules, the side-attached ground-hugging grass mowing module comprises a three-end connector, a double-end connector, an arc support type grass mowing head and a shaft, one end of the three-end connector and a three-hole connector end of the arc support type grass mowing head are respectively hinged to two ends of the double-end connector through the shaft, the straight pipe main support frame comprises a trailer connector, a spring positioning pin and a straight steel pipe, the side-attached ground-hugging grass mowing modules can be mutually inserted through the three-end connectors, and the side-attached ground-hugging grass mowing modules can be detachably inserted on one side or both sides of the straight pipe main support frame. The application can select the optimal number and combination mode of modules according to the working environment, can adapt to fields with various row spacings, can improve the working efficiency of the expandable grass mowing module, has better ground-hugging grass mowing effect, has simple structure, is convenient to pull and can be intelligently controlled.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of towed grass trimmers, in particular to a combined and extended ground-hugging grass trimming module. BACKGROUND

[0002] In the prior art, the towed grass trimmer does not have the modular combination and extension function and the telescopic adjustment capability, and the range of crop row spacing it can adapt to is narrow; for wide-row land, multiple turnaround operations are required, which is low in operation efficiency; the freedom of the grass trimming head connection is small, and the ground-hugging grass trimming effect is poor. SUMMARY

[0003] The purpose of the present application is to provide a combined and extended ground-hugging grass trimming module to solve the above problems.

[0004] In order to achieve the above purpose, the embodiment of the present application provides a combined and extended ground-hugging grass trimming module, which comprises a straight pipe main support and at least two side-attached ground-hugging grass trimming modules, the side-attached ground-hugging grass trimming modules can be inserted into each other, and the side-attached ground-hugging grass trimming modules can be detachably inserted into one side or both sides of the straight pipe main support.

[0005] Preferably, the side-attached ground-hugging grass trimming module comprises a three-end connector, a double-end connector, an arch support type grass trimming head and a shaft, one end of the three-end connector and the three-hole connector end of the arch support type grass trimming head are respectively hinged to the two ends of the double-end connector through the shaft.

[0006] Preferably, the three-end connector comprises a wall hole insertion pipe and a double-pin wall hole pipe, the side surface of the double-pin wall hole pipe is provided with a long hole, a side insertion hole and two spring positioning pins, one end of the wall hole insertion pipe is fixedly connected to the opposite side of the side insertion hole of the double-pin wall hole pipe, and the other end is used for insertion into the side insertion hole of the straight pipe main support or other side-attached ground-hugging grass trimming module.

[0007] Preferably, one end of the double-end connector is provided with an arch support connector with a spring positioning pin, and the other end is provided with two holes, wherein the hole at the end is used for hinging with the long hole on the double-pin wall hole pipe through the shaft, and the arch support connector is used for hinging with the three-hole connector end of the arch support type grass trimming head through the shaft.

[0008] Preferably, the straight pipe main support comprises a trailer connector, a spring positioning pin and a straight steel pipe, the number of the straight steel pipe is one or two, the spring positioning pin is connected to one end or both ends of the straight steel pipe, and the trailer connector is connected to the outer wall of the middle part of one straight steel pipe or connected between the two straight steel pipes.

[0009] Due to the above technical scheme, the present application has the following advantages:

[0010] 1. The application has modular combination expansion function, which can not only be adjusted to adapt to various row spacing, but also can effectively improve the work efficiency according to the work environment by selecting the best module quantity and combination mode;

[0011] 2. The double end connector is hinged between each grass hitting head and the three end connector, so that each grass hitting head can adapt to the real-time topography and the ground grass hitting effect is better;

[0012] 3. The application has no complex transmission structure, simple and reliable, and the intelligent control of grass hitting operation can be realized by connecting the vehicle through the trailer connector, connecting the power supply module of the vehicle through the wire of the electric grass hitting head. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical solutions of the embodiments of the application, the following will briefly introduce the drawings needed to be used in the embodiments. It should be understood that the following drawings only show some embodiments of the application, and therefore should not be regarded as a limitation to the scope. For those skilled in the art, other related drawings can also be obtained without creative labor on the basis of these drawings.

[0014] Figure 1 The structural schematic diagram of the combined expansion type ground grass hitting module example 1 provided by the embodiment of the application is shown in the figure.

[0015] Figure 2 The structural schematic diagram of the straight pipe main support example 1 provided by the embodiment of the application is shown in the figure.

[0016] Figure 3 The structural schematic diagram of the straight pipe main support example 2 provided by the embodiment of the application is shown in the figure.

[0017] Figure 4 The structural schematic diagram of the side connection ground grass hitting module provided by the embodiment of the application is shown in the figure.

[0018] Figure 5 The structural schematic diagram of the three end connector provided by the embodiment of the application is shown in the figure.

[0019] Figure 6 The A direction schematic diagram of the application Figure 5 is shown in the figure.

[0020] Figure 7 The structural schematic diagram of the double end connector provided by the embodiment of the application is shown in the figure.

[0021] Figure 8 The structural schematic diagram of the bow support type grass hitting head provided by the embodiment of the application is shown in the figure.

[0022] Figure 9 The A direction schematic diagram of the application Figure 4 is shown in the figure.

[0023] Figure 10 Structure diagram of combined extended ground-hugging grass mowing module example 2 provided by the embodiment of the application;

[0024] Figure 11 Structure diagram of combined extended ground-hugging grass mowing module example 3 provided by the embodiment of the application.

[0025] In the figure: 100, combined extended ground-hugging grass mowing module; 1, hole; 2, spring positioning pin; 3, shaft; 4, arch support joint; 5, side insertion hole; 6, long hole; 7, straight pipe main support; 71, trailer joint; 72, straight steel pipe; 8, side-attached ground-hugging grass mowing module; 81, three-end joint; 811, wall hole insertion pipe; 812, double-pin wall hole pipe; 82, double-end joint; 83, arch support type grass mowing head; 831, electric grass mowing head; 832, arch support; 8321, three-hole joint. DETAILED DESCRIPTION

[0026] In order to make the objects, technical solutions and advantages of the embodiments of the application clearer, the technical solutions in the embodiments of the application will be described clearly and completely below with reference to the drawings in the embodiments of the application. Obviously, the described embodiments are some but not all of the embodiments of the application. The components of the embodiments of the application described and shown in the drawings can be arranged and designed in various different configurations.

[0027] Therefore, the following detailed description of the embodiments of the application provided in the drawings is not intended to limit the scope of the claimed application, but only represents selected embodiments of the application. All other embodiments obtained by those of ordinary skill in the art based on the embodiments in the application without creative labor are within the scope of protection of the application.

[0028] In the description of the application, it should be noted that if the terms "upper", "lower", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the product of the application is usually placed, and are only for the convenience of describing the application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the application.

[0029] It should be noted that the features in the embodiments of the application can be combined with each other without conflict.

[0030] Reference Figure 1 , Figure 10 , Figure 11The application discloses a combined extension type ground-hugging grass mowing module 100 which comprises a straight pipe main support 7 and at least two side-attached ground-hugging grass mowing modules 8.

[0031] The specific implementation will be described as follows:

[0032] I. refer to Figure 4 、 Figure 8 、 Figure 9 The side-attached ground-hugging grass mowing module 8 of the application comprises a three-end connector 81, a double-end connector 82, an arc support type grass mowing head 83 and a shaft 3, one end of the three-end connector 81 and one end of the three-hole connector 8321 of the arc support type grass mowing head 83 are respectively hinged to two ends of the double-end connector 82 through the shaft 3.

[0033] II. refer to Figure 5 、 Figure 6 The three-end connector 81 of the application comprises a wall hole plug-in pipe 811 and a double-pin wall hole pipe 812, a long hole 6, a side plug hole 5 and two spring positioning pins 2 are arranged on the side surface of the double-pin wall hole pipe 812, one end of the wall hole plug-in pipe 811 is fixedly connected to the opposite side of the side plug hole 5 of the double-pin wall hole pipe 812, and the other end is used for plug-in connection with the side plug hole 5 of the straight pipe main support 7 or other side-attached ground-hugging grass mowing modules 8.

[0034] III. refer to Figure 4 、 Figure 5 、 Figure 7 、 Figure 8 、 Figure 9 One end of the double-end connector 82 provided by the application is provided with an arc support connector 4 with a spring positioning pin 2, and the other end is provided with two holes 1, wherein the hole 1 at the end is hinged to the long hole 6 on the double-pin wall hole pipe 812 through the shaft 3, and the arc support connector 4 is used for being hinged to the three-hole connector 8321 of the arc support type grass mowing head 83 through the shaft 3.

[0035] IV. refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 10 、 Figure 11 The straight pipe main support 7 of the application comprises a trailer connector 71, a spring positioning pin 2 and a straight steel pipe 72, the number of the straight steel pipe 72 is one or two, the spring positioning pin 2 is connected to one end or two ends of the straight steel pipe 72, the trailer connector 71 is connected to the outer wall of the middle part of the straight steel pipe 72, or the trailer connector 71 is connected between the two straight steel pipes 72.

[0036] V. refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4、 Figure 5 、 Figure 7 、 Figure 8 、 Figure 10 、 Figure 11 When the present application is used, the trailer joint 71 can be connected to the rear end of the vehicle, and the wire of the electric grass head 831 on the bow support type grass head 83 is connected to the power supply module of the vehicle. When the present application is used for grass mowing in a field planted with multiple rows of narrow row spacing crops, when the spacing between the side-attached ground-hugging grass mowing modules 8 on the present combined expansion type ground-hugging grass mowing module 100 does not match the current grass mowing interval, the spring positioning pin 2 above the side insertion hole 5 of the straight pipe main support 7 and / or the three-end joint 81 can be pulled up, and then the side-attached ground-hugging grass mowing module 8 is pushed into or pulled out of the straight pipe main support 7 and / or the three-end joint 81 for adjustment. Finally, the spring positioning pin 2 is released to lock the set state. If the work efficiency of each trip of the present application is to be improved, a suitable number of new side-attached ground-hugging grass mowing modules 8 can be inserted into the side-attached ground-hugging grass mowing module 8 of the present application, and the wire of the added side-attached ground-hugging grass mowing module 8 is connected to the power supply module of the vehicle. When the grass mowing is finished and the bow support type grass head 83 needs to be raised, first, the spring positioning pin 2 on the bow joint 4 of the double-end joint 82 is unlocked with one hand, then the other hand holds the bow 832 and lifts it to the end, and then the spring positioning pin 2 is released to lock the bow support type grass head 83 and the double-end joint 82. Then, with one hand, pull up the spring positioning pin 2 near the long hole 6 of the double-pin wall hole pipe 812, and finally push the bow support type grass head 83 into the double-end joint 82 until the double-hole 1 end of the double-end joint 82 is fully inserted into the long hole 6 end of the double-pin wall hole pipe 812, and then release the spring positioning pin 2 to lock the double-end joint 82 and the three-end joint 81.

[0037] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited thereto. Any changes or replacements within the technical scope disclosed by the present application can be easily thought of by those skilled in the art, and should be covered within the protection scope of the present application.

Claims

1. A combination extension ground-hugging grass-cutting module, characterized by: The application relates to a straight-pipe main frame and at least two side-attached ground grass mowing modules, the side-attached ground grass mowing modules can be mutually inserted, and the side-attached ground grass mowing modules can be detachably inserted on one side or both sides of the straight-pipe main frame. The side-attached ground grass mowing module comprises a three-end connector, a double-end connector, an arc-supporting grass mowing head and a shaft, one end of the three-end connector and a three-hole connector end of the arc-supporting grass mowing head are respectively hinged to two ends of the double-end connector through the shaft; The straight-pipe main frame comprises a trailer connector, a spring positioning pin and a straight steel pipe, the number of the straight steel pipe is one or two, the spring positioning pin is connected to one end or both ends of the straight steel pipe, and the trailer connector is connected to the outer wall of the middle part of one straight steel pipe or is connected between the two straight steel pipes.

2. The combination extension ground-hugging grass-cutting module of claim 1, wherein: The three-end connector comprises a wall-hole inserting pipe and a double-pin wall-hole pipe, the side surface of the double-pin wall-hole pipe is provided with a long hole, a side inserting hole and two spring positioning pins, and one end of the wall-hole inserting pipe is fixedly connected to the opposite side of the side inserting hole of the double-pin wall-hole pipe.

3. The combination extension ground-hugging grass-cutting module of claim 1, wherein: One end of the double-end connector is provided with an arc-supporting connector with a spring positioning pin, and the other end is provided with two holes.

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