Road greening trimming vehicle with folding function

Abstract

The invention belongs to the technical field of trimming vehicles, and provides a road greening trimming vehicle with a folding function. Comprising a carriage, a plurality of wheel assemblies, a trimming device and a hand push rod, the trimming device comprises a transmission mechanism and a plurality of trimmers used for road greening. The transmission mechanism comprises a transverse rotating rod embedded into the side opening, a longitudinal rotating rod, a plurality of longitudinal rotating shafts and a plurality of gear sets. The trimmer comprises a universal rotating rod, a conical barrel and a plurality of trimming knives, the top end of the universal rotating rod is inserted into the bottom end of the longitudinal rotating shaft, the top of the conical barrel is embedded into the bottom end of the universal rotating rod, and the trimming knives are fixedly embedded into the cavity wall of the conical barrel in a downward divergent mode in the circumferential direction. Compared with the prior art, the universal rotating rod is arranged, the using state and the using folding state are switched, the folding function is achieved, the scratching risk caused by the fact that the device makes contact with the ground or is externally arranged and is prone to being touched is avoided, and the advantage of high safety protection performance is achieved; the damage rate is reduced, the high cost of maintenance or frequent replacement of the trimming knife is reduced, and popularization and application are facilitated.

Description

Technical Field

[0001] The invention belongs to the technical field of trimming vehicles, and in particular relates to a highway greening trimming vehicle with a folding function. Background Art

[0002] In the continuous advancement of urban environmental construction, the urban greening area is getting larger and larger. Shrubs and some cold-resistant and drought-resistant plants have become the main greening plants on both sides of roads, urban greening and park greening pools due to their tenacious vitality and high survival rate. In order to maintain the shape or height of green plants and ensure their aesthetic effect, it is necessary to perform irregular pruning and maintenance on green plants; thus, greening pruning vehicles were born.

[0003] At present, in the prior art, for example, the Chinese patent number CN201811031556.1 is disclosed, and the name is a green belt trimming vehicle; and it is specifically disclosed that the green belt trimming vehicle includes a green belt, a trimming vehicle, and a transfer bracket; the trimming vehicle includes a vehicle body, a supporting wheel group, a pressure guide wheel, a vertical cutting device, and a horizontal cutting device. The cutting blade in the aforementioned existing green belt trimming vehicle is fixed, and the problems are:

[0004] (1) During use, the green belt trimmer may come into contact with the ground or be easily touched, which may cause scratches, thus reducing the safety of the green belt trimmer.

[0005] (2) The damage rate of the cutting knife is high, which will invisibly bring high costs for repair or replacement, which is not conducive to the promotion and application of the product.

[0006] To this end, the present invention provides a highway greening and trimming vehicle with a folding function. Summary of the invention

[0007] In view of the above problems existing in the prior art, an object of the present invention is to provide a highway greening and trimming vehicle with a folding function to solve at least one technical problem raised by the background technology.

[0008] The purpose of the present invention can be achieved by the following technical solutions:

[0009] A highway greening trimming vehicle with a folding function comprises a vehicle body, a plurality of wheel assemblies, a trimming device and a hand push rod, wherein the plurality of wheel assemblies comprise a front wheel member and a rear wheel member, wherein the front wheel member comprises a front transverse axis rod and at least two front wheels, and the rear wheel member comprises a rear transverse axis rod and at least two rear wheels, wherein the front transverse axis rod and the rear transverse axis rod are rotatably spaced apart on the front and rear side walls of the vehicle body, wherein the two front wheels are respectively embedded in the left and right extending ends of the front transverse axis rod, and the two rear wheels are respectively embedded in the left and right extending ends of the rear transverse axis rod;

[0010] The carriage comprises a box frame with front and rear openings and a lower opening, a front frame and a cross beam plate, the front frame comprises a first front extension plate, a second front extension plate and a bending plate, the first front extension plate extends from the middle of the left longitudinal plate wall of the box frame toward the front direction, the second front extension plate extends from the middle of the right longitudinal plate wall of the box frame toward the front direction, the bending plate extends from the front side wall of the bottom flat plate of the box frame to be bent upward, and the left and right side walls of the plane part of the bending plate are respectively connected to the longitudinal side wall of the first front extension plate and the longitudinal side wall of the second front extension plate in one piece; the left and right sides of the cross beam plate are respectively embedded between the left longitudinal plate of the box frame and the right longitudinal plate of the box frame, a wedge block is provided in the middle of the bending plate, and the wedge block is provided with a side opening facing the direction of the wheel assembly;

[0011] The pruning device includes a transmission mechanism and a plurality of pruning tools for highway greening. The transmission mechanism includes a transverse rotating rod embedded in a side opening, a longitudinal rotating rod, a plurality of longitudinal rotating shafts and a plurality of gear sets. The longitudinal rotating rod is matched with the front end of the transverse rotating rod through a pair of gear sets in the longitudinal direction, the rear end of the transverse rotating rod is matched with the front transverse shaft through a pair of gear sets, and the tops of two adjacent longitudinal rotating shafts are matched with each other through another pair of gear sets. The pruning tool includes a universal rotating rod, a conical cylinder and a plurality of pruning knives. The top end of the universal rotating rod is inserted into the bottom end of the longitudinal rotating shaft, the top end of the conical cylinder is nested in the bottom end of the universal rotating rod, and the plurality of pruning knives are embedded in the conical cylinder cavity wall in a divergent shape downward along the circumferential direction.

[0012] The highway greening and trimming vehicle with folding function is special in that the universal rotating rod comprises a first cylinder rod, a sphere, and a second cylinder rod, the bottom of the first cylinder rod is rotatably embedded in the upper half of the outer peripheral wall of the sphere, and the bottom of the second cylinder rod is rotatably embedded in the lower half of the outer peripheral wall of the sphere;

[0013] In the folded state, the center axis of the first barrel cavity and the center axis of the second barrel cavity are arranged at a right angle; in the use state, the center axis of the first barrel cavity and the center axis of the second barrel cavity are on the same longitudinal straight line.

[0014] The highway greening and trimming vehicle with a folding function is special in that the first barrel, the sphere and the second barrel are all made of stainless steel.

[0015] The highway greening and trimming vehicle with folding function is special in that a front arc notch and a rear arc notch are provided on the top of the left longitudinal plate of the box frame, and a front arc notch and a rear arc notch are provided on the top of the right longitudinal plate of the box frame, and the front arc notch and the rear arc notch both include a quarter of a circular arc wall;

[0016] The front arc notch of the left longitudinal plate and the front arc notch of the right longitudinal plate are symmetrically arranged, and the rear arc notch of the right longitudinal plate and the rear arc notch of the right longitudinal plate are symmetrically arranged.

[0017] The highway greening and trimming vehicle with folding function is special in that it also includes an automatic mopping device, which includes a driving assembly, a fixed arm and a circular drum with a mopping cloth, and the driving assembly includes a rotary driver, a rotating shaft, a pair of meshing circular gears and at least two connecting rods, the fixed arm is arranged on the top of the inner cavity of the vehicle, and the rotary driver is fixed to the side wall of the vehicle;

[0018] One end of the rotating shaft passes through the side wall of the carriage and is connected to the shaft of the rotating driver. The other end of the rotating shaft can be rotatably inserted into the cavity of the fixed arm. The left and right ends of the circular rotating drum are respectively fixed to the corresponding connecting rods. The top of the connecting rod on one side is matched with the rotating shaft through a pair of circular gears.

[0019] The highway greening and trimming vehicle with folding function is special in that the rotary driver is a rotary motor or a rotary cylinder.

[0020] The highway greening and mowing vehicle with folding function is special in that it also includes a partition arranged at a distance from the automatic mopping device, the partition includes a longitudinal plane plate and a transverse plane plate extending downward from the top of the vehicle body, and the transverse plane plate extends from the middle of the longitudinal plane plate toward the front direction;

[0021] There is a spacing difference between the front side wall of the transverse plane plate and the fixed arm of the automatic mopping device.

[0022] The highway greening and trimming vehicle with a folding function is special in that the push rod is a circular hand-held rod and a bending rod extending from both ends of the circular hand-held rod, and the facing ends of the bending rod are respectively fixed to the left longitudinal plate and the right longitudinal plate of the vehicle body by welding.

[0023] The highway greening and trimming vehicle with a folding function is special in that the push rod is an integral part made of stainless steel.

[0024] The highway greening and trimming vehicle with folding function is special in that the gear set arranged on the transverse rotating rod and the gear set arranged between the longitudinal rotating rod and the transverse rotating rod are both fan-shaped gear sets.

[0025] As described above, the highway greening and trimming vehicle with a folding function according to the present invention has the following beneficial effects:

[0026] After the present invention utilizes the highway greening trimming vehicle with folding function, compared with the prior art, the universal rotating rod provided in the trimming device can manually rotate the conical tube of the trimmer from the folding state to the use state when in use.

[0027] (1) When the trimmer blade is not in use, it can be folded manually, so that the trimmer vehicle of the present application has a folding function, which prevents the trimmer blade from contacting the ground or being easily touched and causing scratches, and has the advantage of high safety protection;

[0028] (2) By switching between the folded and unfolded states (in-use states), the damage rate of the pruning blades of the trimmer can be reduced, thereby further reducing the high cost caused by repairing or frequently replacing the pruning blades, which is helpful for the promotion and application of the highway greening pruning vehicle applied by the present invention.

[0029] The present invention will be further described below in conjunction with specific implementation modes. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 A three-dimensional diagram of the highway greening and trimming vehicle with a folding function applied for by the present invention from one perspective;

[0031] Figure 2 A three-dimensional diagram of the highway greening and trimming vehicle with a folding function applied for by the present invention from another perspective;

[0032] Figure 3 This is a schematic structural diagram of the universal rotating rod of the highway greening and trimming vehicle with folding function applied for by the present invention in a use state;

[0033] Figure 4 A schematic diagram of the structure of the universal rotating rod in the highway greening and trimming vehicle with folding function applied for by the present invention in a folded state;

[0034] Figure 5 This is an enlarged view of the vehicle compartment structure of the highway greening and trimming vehicle with folding function applied for by the present invention;

[0035] Figure 6 A top view of the highway greening and trimming vehicle with a folding function applied for by the present invention;

[0036] Figure 7 for Figure 6 Middle AA section view;

[0037] Figure 8 This is a bottom view from another perspective of the highway greening and trimming vehicle with a folding function applied for by the present invention.

[0038] Reference numerals - In the drawings:

[0039] Carriage 1;

[0040] Box frame 10; left longitudinal plate 100; right longitudinal plate 101; front arc notch 102; rear arc notch 103;

[0041] Front frame 11; first front extension plate 110; second front extension plate 111; bending plate 112;

[0042] Beam plate 12;

[0043] Wedge block 13; side opening 130;

[0044] A plurality of wheel assemblies 2;

[0045] A front wheel member 2a and a rear wheel member 2b;

[0046] Front transverse axis 20; front wheel 21; rear transverse axis 22; rear wheel 23;

[0047] Hand push rod 3;

[0048] Round hand-held rod 30; bending rod 31;

[0049] Transmission mechanism 4;

[0050] Transverse rotating rod 40; longitudinal rotating rod 41; longitudinal rotating shaft 42; gear set 43;

[0051] trimmer 5;

[0052] Universal rotating rod 50; first tube rod 500; ball 501; second tube rod 502; conical tube 51; trimming knife 52;

[0053] Automatic mopping device 6; driving assembly 60; rotating driver 600; rotating shaft 601; circular gear 602; connecting rod 603; fixed arm 61; circular drum 62;

[0054] Partition plate 7; longitudinal plane plate 70; transverse plane plate 71. DETAILED DESCRIPTION

[0055] The embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0056] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0057] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or mutual communication; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0058] In the present invention, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0059] The disclosure below provides many different embodiments or examples to realize different structures of the present invention. In order to simplify the disclosure of the present invention, the parts and settings of specific examples are described below. Of course, they are only examples, and the purpose is not to limit the present invention. In addition, the present invention can repeat reference numbers and / or reference letters in different examples, and this repetition is for the purpose of simplicity and clarity, which itself does not indicate the relationship between the various embodiments and / or settings discussed. In addition, the present invention provides various specific examples of processes and materials, but those of ordinary skill in the art can be aware of the application of other processes and / or the use of other materials.

[0060] The present invention provides a highway greening trimming vehicle with a folding function, combined with Figures 1 to 8 As shown, Figure 1 The rotation direction of the middle trimmer can be counterclockwise or clockwise; in addition, in the present application, there are two lower trimmers 5, which are respectively arranged on the left and right sides of the wedge block 13.

[0061] Example 1

[0062] Please refer to Figures 1 to 7 As shown, specifically, the highway greening trimming vehicle with folding function applied by the present invention comprises a carriage 1, a plurality of wheel assemblies 2, a trimming device and a push rod 3, wherein the plurality of wheel assemblies 2 comprise a front wheel member 2a and a rear wheel member 2b, wherein the front wheel member 2a comprises a front transverse axis rod 20 and at least two front wheels 21, and the rear wheel member 2b comprises a rear transverse axis rod 22 and at least two rear wheels 23, wherein the front transverse axis rod 20 and the rear transverse axis rod 22 are rotatably spaced apart on the front and rear side walls of the carriage 1, wherein the two front wheels 21 are respectively embedded in the left and right extending ends of the front transverse axis rod 20, and the two rear wheels 23 are respectively embedded in the left and right extending ends of the rear transverse axis rod 22;

[0063] The carriage 1 comprises a box frame 10 with front and rear openings and a lower opening, a front frame 11 and a cross beam plate 12, wherein the front frame 11 comprises a first front extension plate 110, a second front extension plate 111 and a bending plate 112, wherein the first front extension plate 110 extends from the middle of the left longitudinal plate 100 of the box frame 10 toward the front direction, the second front extension plate 111 extends from the middle of the right longitudinal plate 101 of the box frame 10 toward the front direction, the bending plate 112 extends from the front side wall of the bottom flat plate of the box frame 10 in an inclined manner and bent upward, and the left and right side walls of the plane part of the bending plate 112 are respectively integrally connected to the longitudinal side walls of the first front extension plate 110 and the longitudinal side walls of the second front extension plate 111; the left and right sides of the cross beam plate 12 are respectively embedded between the left longitudinal plate 100 and the right longitudinal plate 101 of the box frame 10, and a wedge block 13 is provided in the middle of the bending plate 12, and the wedge block 13 is provided with a side opening 130 facing the direction of the wheel assembly 2;

[0064] The trimming device includes a transmission mechanism 4 and a plurality of trimmers 5 for highway greening. The transmission mechanism 4 includes a transverse rotating rod 40 embedded in a side opening 130, a longitudinal rotating rod 41, a plurality of longitudinal rotating shafts 42 and a plurality of gear sets 43. The longitudinal rotating rod 41 is matched with the front end of the transverse rotating rod 40 through a pair of gear sets 43 in the longitudinal direction, the rear end of the transverse rotating rod 40 is matched with the front transverse shaft rod 42 through a pair of gear sets 43, and the tops of two adjacent longitudinal rotating shafts 42 are matched with each other through another pair of gear sets 43; the trimmer 5 includes a universal rotating rod 50, a conical cylinder 51 and a plurality of trimming knives 52. The top end of the universal rotating rod 50 is inserted into the bottom end of the longitudinal rotating shaft 42, the top of the conical cylinder 51 is nested in the bottom end of the universal rotating rod 50, and the plurality of trimming knives 52 are embedded in the cavity wall of the conical cylinder 51 in a divergent shape circumferentially downward.

[0065] When the trimmer of the present invention needs to be folded, Figures 1 to 7 As shown, due to the setting of the universal rotating rod 50, the trimmer 5 in the use state can be manually rotated first, so that the trimming blade 52 of the trimmer 5 is rotated from the longitudinal downward state to the state at a vertical angle with the longitudinal rotating shaft 42. During operation, the trimmer 5 can be rotated toward the rear side of the vehicle body 1, and the folding state of the trimmer 5 can be completed at this time; when using the trimmer 5 applied for by the present invention, it is only necessary to rotate the trimmer 5 in the opposite direction; this process can be manually folded, so that the trimming vehicle of the present application has a folding function, preventing it from contacting the ground or being easily touched and causing scratches, and has the advantage of high safety protection; the damage rate of the trimming blade of the trimmer can be reduced by switching between the folded and unfolded states (use state), thereby further reducing the high cost caused by repairing or frequently replacing the trimming blade, which is helpful for the promotion and application of the highway greening trimming vehicle applied for by the present invention.

[0066] It should be noted that: in the present embodiment, the gear set 43 disposed on the transverse rotating rod 40 and the gear set 4 disposed between the longitudinal rotating rod 41 and the transverse rotating rod 40 are both sector gear sets.

[0067] Combination Figures 1 to 5 As shown, in this embodiment, the universal rotating rod 50 includes a first tube rod 500, a sphere 501, and a second tube rod 502. The bottom of the first tube rod 500 is rotatably embedded in the upper half of the outer peripheral wall of the sphere 501, and the bottom of the second tube rod 502 is rotatably embedded in the lower half of the outer peripheral wall of the sphere 501.

[0068] In the folded state, the center axis of the first barrel rod 500 and the center axis of the second barrel rod 502 are arranged at a right angle; in the used state, the center axis of the first barrel rod 500 and the center axis of the second barrel rod 502 are on the same longitudinal straight line. In this embodiment, the first barrel rod 500, the sphere 501, and the second barrel rod 502 are all made of stainless steel.

[0069] Example 2

[0070] Based on Example 1, Figure 1 and Figure 5 As shown, in this embodiment, in order to further reduce the manufacturing cost, a front arc notch 102 and a rear arc notch 103 are provided on the top of the left longitudinal plate 100 of the box frame 10, and a front arc notch 102 and a rear arc notch 103 are provided on the top of the right longitudinal plate 101 of the box frame 1, and the front arc notch 102 and the rear arc notch 103 both include a quarter of a circular arc wall;

[0071] The front arc notch 102 of the left longitudinal plate 100 and the front arc notch 102 of the right longitudinal plate 101 are symmetrically arranged, and the rear arc notch 103 of the right longitudinal plate 101 and the rear arc notch 103 of the right longitudinal plate 101 are symmetrically arranged. By setting the front arc notch 102 and the rear arc notch 103, the materials used to make the carriage can be reduced, further reducing the manufacturing cost and facilitating the expansion of production and use; at the same time, when in use, it is possible to avoid directly touching the right-angled corners of the left longitudinal plate 100 and the right longitudinal plate 101, preventing bruises, further improving safety, and having unique appearance and humanized design characteristics.

[0072] Example 3

[0073] Based on Example 1, Figure 1 , Figure 6 and Figure 7 As shown, in this embodiment, after the implementation of embodiment 1, it is often necessary to clean the floor, and an automatic mopping device 6 is also included, the automatic mopping device 6 includes a driving assembly 60, a fixed arm 61 and a circular drum 62 with a mop, the driving assembly 60 includes a rotary driver 600, a rotating shaft 601, a pair of meshing circular gears 602 and at least two connecting rods 603, the fixed arm 61 is arranged on the top of the inner cavity of the carriage 1, and the rotary driver 600 is fixed to the side wall of the carriage;

[0074] One end of the rotating shaft 601 is inserted through the side wall of the carriage 1 and connected to the shaft of the rotating driver 600. The other end of the rotating shaft 601 is rotatably inserted into the cavity of the fixed arm 61. The left and right ends of the circular rotating cylinder 62 are respectively fixed to the corresponding connecting rods 603. The top of the connecting rod 603 on one side is in transmission cooperation with the rotating shaft 601 through a pair of circular gears 602. The aforementioned automatic mopping device 6 is provided, and the driving assembly 60 and other related components are used to mop the ground in time to ensure the cleanliness of the mowed ground. At the same time, the mowing vehicle of the present invention not only has a folding function, but also a cleaning function, and has dual functionality and is more convenient to use.

[0075] It should be noted that the above-mentioned rotary driver 600 can be a rotary motor or a rotary cylinder.

[0076] Combination Figure 1 and Figure 7 As shown, in this embodiment, a partition plate 7 is further included, which is spaced apart from the automatic mopping device 6. The partition plate 7 includes a longitudinal plane plate 70 and a transverse plane plate 71 extending downward from the top of the carriage. The transverse plane plate 71 extends from the middle of the longitudinal plane plate 70 toward the front direction.

[0077] There is a distance difference between the front side wall of the transverse plane plate 71 and the fixed arm 61 of the automatic mopping device 6 .

[0078] Combination Figure 1 or Figure 5 As shown, in this embodiment, in order to facilitate the pushing of the highway greening trimming vehicle of the present invention, the aforementioned hand push rod 3 is provided, and the hand push rod 3 is a round hand-held rod 30 and a bending rod 31 extending from both ends of the round hand-held rod 30, and the opposite ends of the bending rod 31 are respectively fixed to the left longitudinal plate 100 and the right longitudinal plate 101 of the carriage 1 by welding. In this embodiment, the hand push rod 3 is an integral part made of stainless steel. When operating, the hand can be placed on the round hand-held rod 30 of the hand push rod 3, and it can be pushed forward or backward to conveniently realize the moving of the highway greening trimming vehicle, so that it has a movable function, simple operation, and convenient use.

[0079] In the description of this specification, the description with reference to the terms "one embodiment", "certain embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials, or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described may be combined in any one or more embodiments or examples in a suitable manner.

[0080] The above are only some embodiments of the present invention. For those skilled in the art, several modifications and improvements can be made without departing from the creative concept of the present invention, which all belong to the protection scope of the present invention.

Claims

1. A highway greening trimming vehicle with a folding function, comprising a vehicle body, a plurality of wheel assemblies, a trimming device and a hand push rod, wherein the plurality of wheel assemblies comprise a front wheel assembly and a rear wheel assembly, wherein the front wheel assembly comprises a front transverse axis rod and at least two front wheels, and the rear wheel assembly comprises a rear transverse axis rod and at least two rear wheels, wherein the front transverse axis rod and the rear transverse axis rod are rotatably spaced apart on the front and rear side walls of the vehicle body, wherein the two front wheels are respectively embedded in the left and right extending ends of the front transverse axis rod, and the two rear wheels are respectively embedded in the left and right extending ends of the rear transverse axis rod; wherein: The carriage comprises a box frame with front and rear openings and a lower opening, a front frame and a cross beam plate, the front frame comprises a first front extension plate, a second front extension plate and a bending plate, the first front extension plate extends from the middle of the left longitudinal plate wall of the box frame toward the front direction, the second front extension plate extends from the middle of the right longitudinal plate wall of the box frame toward the front direction, the bending plate extends from the front side wall of the bottom flat plate of the box frame to be bent upward, and the left and right side walls of the plane part of the bending plate are respectively connected to the longitudinal side wall of the first front extension plate and the longitudinal side wall of the second front extension plate in one piece; the left and right sides of the cross beam plate are respectively embedded between the left longitudinal plate of the box frame and the right longitudinal plate of the box frame, a wedge block is provided in the middle of the bending plate, and the wedge block is provided with a side opening facing the direction of the wheel assembly; The pruning device includes a transmission mechanism and a plurality of pruning tools for highway greening. The transmission mechanism includes a transverse rotating rod embedded in a side opening, a longitudinal rotating rod, a plurality of longitudinal rotating shafts and a plurality of gear sets. The longitudinal rotating rod is matched with the front end of the transverse rotating rod through a pair of gear sets in the longitudinal direction, the rear end of the transverse rotating rod is matched with the front transverse shaft through a pair of gear sets, and the tops of two adjacent longitudinal rotating shafts are matched with each other through another pair of gear sets. The pruning tool includes a universal rotating rod, a conical cylinder and a plurality of pruning knives. The top end of the universal rotating rod is inserted into the bottom end of the longitudinal rotating shaft, the top end of the conical cylinder is nested in the bottom end of the universal rotating rod, and the plurality of pruning knives are embedded in the conical cylinder cavity wall in a divergent shape downward along the circumferential direction.

2. A highway greening and trimming vehicle with folding function as claimed in claim 1, characterized in that: The universal rotating rod comprises a first tube rod, a sphere, and a second tube rod, wherein the bottom of the first tube rod is rotatably embedded in the upper half of the outer peripheral wall of the sphere, and the bottom of the second tube rod is rotatably embedded in the lower half of the outer peripheral wall of the sphere; In the folded state, the center axis of the first barrel cavity and the center axis of the second barrel cavity are arranged at a right angle; in the use state, the center axis of the first barrel cavity and the center axis of the second barrel cavity are on the same longitudinal straight line.

3. A foldable highway greening and trimming vehicle as claimed in claim 2, characterized in that: The first tube rod, the sphere and the second tube rod are all made of stainless steel.

4. The highway greening and trimming vehicle with folding function as claimed in claim 1, characterized in that: A front arc notch and a rear arc notch are provided on the top of the left longitudinal plate of the box frame, and a front arc notch and a rear arc notch are provided on the top of the right longitudinal plate of the box frame, and the front arc notch and the rear arc notch both include a quarter of a circular arc wall; The front arc notch of the left longitudinal plate and the front arc notch of the right longitudinal plate are symmetrically arranged, and the rear arc notch of the right longitudinal plate and the rear arc notch of the right longitudinal plate are symmetrically arranged.

5. The highway greening and trimming vehicle with folding function as claimed in claim 1, characterized in that: Also included is an automatic mopping device, the automatic mopping device includes a driving assembly, a fixed arm and a circular drum with a mop cloth, the driving assembly includes a rotary driver, a rotating shaft, a pair of meshing circular gears and at least two connecting rods, the fixed arm is arranged on the top of the inner cavity of the carriage, and the rotary driver is fixed to the side wall of the carriage; One end of the rotating shaft passes through the side wall of the carriage and is connected to the shaft of the rotating driver. The other end of the rotating shaft can be rotatably inserted into the cavity of the fixed arm. The left and right ends of the circular rotating drum are respectively fixed to the corresponding connecting rods. The top of the connecting rod on one side is matched with the rotating shaft through a pair of circular gears.

6. A foldable highway greening and trimming vehicle as claimed in claim 5, characterized in that: The rotary driver is a rotary motor or a rotary cylinder.

7. The highway greening and trimming vehicle with folding function as claimed in claim 5, characterized in that: It also includes a partition plate spaced apart from the automatic mopping device, the partition plate includes a longitudinal plane plate and a transverse plane plate extending downward from the top of the carriage, and the transverse plane plate extends from the middle of the longitudinal plane plate toward the front; There is a spacing difference between the front side wall of the transverse plane plate and the fixed arm of the automatic mopping device.

8. A foldable highway greening and trimming vehicle according to any one of claims 1 to 7, characterized in that: The push rod is in the form of a circular hand-held rod and a bending rod extending from two ends of the circular hand-held rod, and the facing ends of the bending rod are respectively fixed to the left longitudinal plate and the right longitudinal plate of the carriage by welding.

9. A foldable highway greening and trimming vehicle as claimed in any one of claims 8, characterized in that: The push rod is an integral part made of stainless steel.

10. A foldable highway greening and trimming vehicle according to any one of claims 1 to 7, characterized in that: The gear set arranged on the transverse rotating rod and the gear set arranged between the longitudinal rotating rod and the transverse rotating rod are both sector gear sets.

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