CN115500144A

CN115500144A - Weed trimming means for afforestation

Info

Publication number: CN115500144A
Application number: CN202211244976.4A
Authority: CN
Inventors: 张高硕; 孙守正; 郝宇
Original assignee: Zaozhuang Gaoxin Property Management Co ltd
Current assignee: Zaozhuang Gaoxin Property Management Co ltd
Priority date: 2022-10-12
Filing date: 2022-10-12
Publication date: 2022-12-23
Anticipated expiration: 2042-10-12
Also published as: CN115500144B

Abstract

The invention belongs to the technical field of garden equipment, and particularly relates to a weed trimming device for landscaping, which comprises a backpack type weeder body and a weed trimming device arranged on the surface of the backpack type weeder body; the weed trimming device comprises an adjusting traction device, a weeding rope adjusting device and a baffle adjusting device, wherein the adjusting traction device is arranged on the surface of a rod body in the backpack type weeding machine body; the invention can adjust the length of the weeding rope and synchronously adjust the protection range of the baffle, the synchronous operation saves time and labor, the engine does not need to be detached independently, the working efficiency is improved, the protection range of the baffle can be adjusted, the weed trimming operation is more convenient, and the using effect is good.

Description

Weed trimming means for afforestation

Technical Field

The invention belongs to the technical field of garden equipment, and particularly relates to a weed trimming device for landscaping.

Background

Present backpack weeder can realize going out the rope through strikeing rope box bottom when using, adjust the length of weeding the rope with this, but still need lift the engine off when receiving the rope, the rotary drum on the manual commentaries on classics rope box of twisting just can make the weeding rope receive into, the operation is got up promptly for inconvenience, baffle guard range is fixed simultaneously, when the length of weeding the rope becomes long and leads to the range of processing grow, the guard action that small-size baffle played should not, large-size baffle is then be not convenient for because of the size problem remove the grass rope and clear up the small scale region, use promptly for inconvenience.

In order to solve the problems, the application provides a weed trimming device for landscaping.

Disclosure of Invention

In order to solve the problems in the background art, the invention provides the weed trimming device for landscaping, which is novel in design and reasonable in structure, can adjust the length of the weeding rope and synchronously adjust the protection range of the baffle plate, is time-saving and labor-saving in synchronous operation, does not need to separately dismount an engine, improves the working efficiency, and is convenient for weed trimming operation due to adjustable protection range of the baffle plate, and has good use effect.

In order to achieve the purpose, the invention provides the following technical scheme: a weed trimming device for landscaping comprises a backpack weeder body and a weed trimming device arranged on the surface of the backpack weeder body;

the weed trimming device comprises an adjusting traction device, a weeding rope adjusting device and a baffle adjusting device, wherein the adjusting traction device is arranged on the surface of a rod body in the backpack type weeding machine body, the weeding rope adjusting device is arranged on the surface of a power end head in the backpack type weeding machine body, the baffle adjusting device is arranged on the surface of the rod body in the backpack type weeding machine body and is positioned on one side of the adjusting traction device, one end of the adjusting traction device is connected with one end of the weeding rope adjusting device, and the other end of the adjusting traction device is connected with one end of the baffle adjusting device.

The adjusting traction device comprises a fixed base, a traction rod, a conical end, a sliding seat, a limiting sliding frame, a handle, a lifting handle, a first spring and a limiting clamping hole, wherein the fixed base is symmetrically screwed on the surface of a rod body in a backpack type weeding machine body, the traction rod is slidably connected to the inner wall of the fixed base, one end of the traction rod penetrates through the outside of the fixed base and is fixedly connected with the conical end, the other end of the traction rod penetrates through the outside of the fixed base and is fixedly connected with the sliding seat, one end of the conical end is slidably connected to the inner wall of a weeding rope adjusting device, the limiting sliding frame is screwed on the surface of the rod body in the backpack type weeding machine body and is positioned on one side of the fixed base, the sliding seat is slidably connected to the inner wall of the limiting sliding frame, the handle is fixedly connected to the top of the sliding seat, the lifting handle is slidably connected to the top of the sliding seat and is positioned on the inner side of the handle, one end of the lifting handle penetrates into the inside of the sliding seat and is fixedly connected to the top of the clamping head, the first spring is sleeved on the outer side of the lifting handle and is fixedly connected to the surface of the sliding seat, the inner wall of the sliding frame, one end of the sliding seat, the first spring is fixedly connected to the inner wall of the sliding seat, the clamping hole, and is fixedly connected to the limiting clamping hole, and is uniformly connected to the limiting clamping hole, and is fixedly connected to the inner wall of the sliding seat.

Preferably, the limiting sliding frame is symmetrically provided with scale marks on the surface.

The weed trimming device for landscaping is preferably provided with a weeding rope adjusting device, the weeding rope adjusting device comprises a guide sleeve frame, a sliding block, a conical groove, a lifting rod, a second spring, a ring frame, a pressing column and a weeding rope adjusting assembly, the guide sleeve frame is fixedly connected to the surface of a power end head in a backpack type weeding machine body, the sliding block is slidably connected to the inner wall of the guide sleeve frame, the conical groove is formed in the surface of the sliding block, one end of the conical end head penetrates through the interior of the conical groove and is attached to the inner wall of the conical groove, the lifting rod is slidably connected to the inner wall of the guide sleeve frame, one end of the lifting rod penetrates through the interior of the guide sleeve frame and is fixedly connected with the bottom of the sliding block, the other end of the lifting rod penetrates through the exterior of the guide sleeve frame and is fixedly connected with the ring frame, the pressing column is uniformly and fixedly connected to the bottom of the ring frame, the second spring is located in the interior of the guide sleeve frame and is sleeved on the outer side of the lifting rod, the weeding rope adjusting assembly is in threaded connection with the surface of an output shaft penetrating through the exterior of the power end head and is located on the inner side of the ring frame, and one end of the pressing column penetrates through the interior of the weeding rope adjusting assembly and is in contact with one end of the weeding rope adjusting assembly.

Preferably, the weed trimming device for landscaping comprises a lower shell, a limiting ring cover, a guide post, a guide shaft seat, a rotary guide groove, a convex rod, a rope roller, a weed removing rope, a third spring, a lower pressing plate, a connecting shaft and a limiting ring table, wherein the limiting ring cover is in threaded connection with the top of the lower shell, the guide post is fixedly connected with the inner wall of the lower shell, the guide shaft seat is sleeved on the outer side of the guide post and is in sliding connection with the surface of the guide post, the rotary guide groove is arranged on the surface of the guide shaft seat, the convex rod is in symmetric threaded connection with the surface of the guide post, one end of the convex rod, far away from the surface of the guide post, is positioned inside the rotary guide groove and is in sliding connection with the inner wall of the rotary guide groove, the rope roller is in threaded connection with the bottom of the guide shaft seat and is sleeved on the outer side of the guide post, the weed removing rope is in symmetric fixed connection with the surface of the rope roller, one end of the weed removing rope far away from the surface of the rope roller penetrates out of the lower shell, the third spring is sleeved on the outer side of the guide post and is positioned between the inner wall of the power shaft seat, the connecting shaft seat, and is connected with the limiting ring table through the top of the limiting ring table.

Preferably, the lower housing surface is symmetrically provided with guide holes for allowing one end of the weed removing rope to penetrate through.

Preferably, the weed trimming device for landscaping of the present invention is characterized in that a gap between the limit ring table and the limit ring cover is matched to form an annular guide groove, one end of the pressing column in the weeding rope adjusting device penetrates into the lower housing through the annular guide groove and contacts with the top of the lower pressing plate, and the pressing column in the weeding rope adjusting device is slidably connected with the inner wall of the annular guide groove.

Preferably, the weed trimming device for landscaping comprises a connecting base, a tooth bar frame, a rotating shaft, a direction adjusting gear, a large sleeve frame, a small sleeve frame and a memory folding plate, wherein the connecting base is fixedly connected to the surface of a rod body in the backpack type weeding machine body and positioned on one side of the fixed base, the tooth bar frame is slidably connected to the top of the connecting base, one end of the tooth bar frame is fixedly connected with the surface of a traction rod, the rotating shaft is symmetrically and rotatably connected to the inner wall of the connecting base, one end of the rotating shaft penetrates through the outer part of the connecting base and is fixedly connected with the direction adjusting gear, the direction adjusting gear is positioned on one side of the tooth bar frame and is meshed with teeth on the surface of the tooth bar frame, the other end of the rotating shaft penetrates through the outer part of the connecting base and is fixedly connected with the large sleeve frame and the small sleeve frame respectively, one end of the small sleeve frame is slidably connected to the inner wall of the large sleeve frame, the memory folding plate is arranged between the large sleeve frame and the small sleeve frame, one end of the memory folding plate is fixedly connected to the inner wall of the large sleeve frame.

Preferably, the connection part of the surface of the rotating shaft and the inner wall of the connecting base is provided with a damping ring.

Preferably, the protection range of the large sleeve frame and the small sleeve frame which are matched and unfolded is consistent with the working range of the two sets of weed removing ropes.

Compared with the prior art, the invention has the beneficial effects that: the invention can adjust the length of the weeding rope and synchronously adjust the protection range of the baffle, the synchronous operation saves time and labor, the engine does not need to be detached independently, the working efficiency is improved, the protection range of the baffle can be adjusted, the weed trimming operation is more convenient, and the using effect is good.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of an adjustable draft gear according to the present invention;

FIG. 3 is a schematic view of the slider structure of the present invention;

FIG. 4 is a schematic view of a chuck according to the present invention;

FIG. 5 is a schematic view of the construction of the weed cord adjusting device of the present invention;

FIG. 6 is a schematic view of the weed cord adjustment assembly of the present invention;

FIG. 7 is a schematic view of a third spring structure according to the present invention;

fig. 8 is a schematic structural view of a damper adjustment device according to the present invention.

In the figure:

1. a backpack weeder body; 2. a weed trimming device;

21. adjusting the traction device; 22. a weed rope adjusting device; 23. a baffle plate adjusting device;

211. a fixed base; 212. a draw bar; 213. a tapered end; 214. a slide base; 215. a limiting sliding frame; 216. a handle; 217. clamping a head; 218. a carrying handle; 219. a first spring; 2110. limiting clamp holes;

221. a guide sleeve frame; 222. a slider; 223. a tapered groove; 224. a lifting rod; 225. a second spring; 226. a ring frame; 227. pressing the column; 228. a weed rope adjustment assembly;

2281. a lower housing; 2282. a limit ring cover; 2283. a guide post; 2284. a guide shaft seat; 2285. a rotating guide groove; 2286. a nose bar; 2287. a rope roller; 2288. a weed removal rope; 2289. a third spring; 22810. pressing the plate downwards; 22811. a connecting shaft; 22812. a limit ring table;

231. a connection base; 232. a rack of tooth bar; 233. a rotating shaft; 234. a direction adjusting gear; 235. a large sleeve frame; 236. a small sleeve frame; 237. a memory folding plate; 100. a rod body; 200. a power head; 300. a guide hole; 400. an annular guide groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Example 1

Please refer to fig. 1-8;

a weed trimming device for landscaping comprises a backpack weeder body 1 and a weed trimming device 2 arranged on the surface of the backpack weeder body 1;

weed trimming means 2 is including adjusting draw gear 21, weeding rope adjusting device 22 and baffle adjusting device 23, adjust the body of rod 100 surface that draw gear 21 installed in backpack weeder body 1, the power end 200 surface in backpack weeder body 1 is installed to weeding rope adjusting device 22, baffle adjusting device 23 installs the body of rod 100 surface in backpack weeder body 1 and is located and adjusts draw gear 21 one side, it is connected with weeding rope adjusting device 22 one end to adjust draw gear 21 one end, the other end is connected with baffle adjusting device 23 one end.

In this embodiment: when the device is used, a hand is placed at the handle 216 and the handle 218 is lifted upwards, the handle 218 is lifted to stretch the first spring 219 and synchronously drive one end of the chuck 217 to move out of the limiting chuck hole 2110 and enter the sliding seat 214, because the chuck 217 enters the sliding seat 214 and does not have a limiting effect on the sliding seat 214 any more, the sliding seat 214 can move inside the limiting sliding seat 215, the sliding seat 214 can be driven to move inside the limiting sliding seat 215 by pushing the handle 216 until the sliding seat 214 moves to a certain position inside the limiting sliding seat 215 and corresponds to the numerical value of the scale mark, after the sliding seat 214 moves to a set position corresponding to the numerical value of the scale mark (the chuck 217 corresponds to the position of one group of the limiting chuck holes 2110), the handle 218 is released, the handle 218 is reset under the elastic force of the first spring 219, the handle 218 is reset synchronously, the chuck 217 is driven to reset, the chuck 217 is reset and moved out of the sliding seat 214 and is clamped and fixed with the inner wall of the limiting chuck hole 2110, so as to fix the position of the sliding seat 214, in this process, the sliding seat 214 moves forward to synchronously drive the pulling rod 212 to move forward, the pulling rod 212 moves forward to synchronously drive the tapered end 213 to move forward, the tapered end 213 moves forward to contact with the tapered groove 223 on the surface of the sliding block 222 and synchronously drive the sliding block 222 to move down along the inner wall of the guide sleeve frame 221, the sliding block 222 moves down to synchronously drive the lifting rod 224 to move down and compress the second spring 225, the lifting rod 224 moves down to synchronously drive the ring frame 226 and the pressing rod 227 to move down, the pressing rod 227 moves down to synchronously drive the lower pressing plate 22810 located inside the lower housing 2281 to move down, the lower pressing plate 22810 moves down to synchronously drive the guide shaft seat 2284, the rotary guide groove 2285 and the rope roller 2287 to move down, the rotary guide groove 2285 on the surface of the guide shaft seat 2284 moves along the convex rod 2286 on the surface of the guide post 2283 during the downward movement, the guide shaft seat 2284 is driven to rotate according to the shape of the rotary guide groove 2285, the guide shaft seat 2284 synchronously drives the rope roller 2287 to rotate, the rope roller 2287 rotates to release the weeding rope 2288, the weeding rope 2288 rotates at high speed, the released weeding rope 2288 is thrown out of the lower shell 2281 through the guide hole 300 to realize the length adjustment of the weeding rope 2288, when the weeding rope 2288 needs to be tightened, the sliding seat 214 moves backwards and synchronously drives the draw bar 212 to move backwards, the draw bar 212 moves backwards and synchronously drives the conical end 213 to move backwards, the conical end 213 moves backwards and slowly breaks away from the conical groove 223 on the surface of the sliding block 222, the sliding block 222 moves upwards along the inner wall of the guide sleeve frame 221 under the action of the elastic force of the second spring 225, the lifting rod 224 moves upwards and synchronously drives the sliding block 222 to move upwards, the lifting rod 224 moves upwards and synchronously drives the ring frame 226 and the press column 227 to move upwards, the press column 227 does not apply pressure on the xft 3238 zft 3238, the lower pressing plate 22810, the guiding axle seat 2284, the rotation guiding slot 2285 and the rope roller 2287 are reset by the elastic force of the third spring 2289, during the resetting process of the guiding axle seat 2284, the rotation guiding slot 2285 on the surface moves along the protruding rod 2286 on the surface of the guiding post 2283, and drives the guiding axle seat 2284 to rotate according to the shape of the rotation guiding slot 2285, the guiding axle seat 2284 rotates to drive the rope roller 2287 to rotate synchronously, the rope roller 2287 rotates to tighten the weeding rope 2288, the weeding rope 2288 rotates at a high speed, the tightened weeding rope 2288 slowly enters the lower housing 2281 through the guiding hole 300 to realize the length adjustment of the weeding rope 2288, meanwhile, the traction rod 212 moves to drive the tooth rod rack 232 to move along the surface of the connecting base 231, the tooth rod rack 232 moves to synchronously drive the teeth on the surface thereof to move, and the teeth are engaged with the direction adjusting gear 234 and drive the direction adjusting gear 234 to rotate synchronously during the moving process, the turning gear 234 rotates to synchronously drive the rotating shaft 233 to rotate, the rotating shaft 233 rotates to drive the large sleeve frame 235 and the small sleeve frame 236 to synchronously rotate inwards or outwards, and the memory folding plate 237 is synchronously driven to unfold and tighten in the inward or outward rotating process, so that the use effect is good.

Further, the method comprises the following steps:

in an alternative embodiment: the adjusting traction device 21 comprises a fixed base 211, a traction rod 212, a tapered end 213, a sliding seat 214, a limiting sliding frame 215, a handle 216, a chuck 217, a handle 218, a first spring 219 and a limiting clamping hole 2110, wherein the fixed base 211 is symmetrically bolted on the surface of the rod body 100 in the backpack type weeding machine body 1, the traction rod 212 is slidably connected to the inner wall of the fixed base 211, one end of the traction rod 212 penetrates through the outside of the fixed base 211 and is fixedly connected with the tapered end 213, the other end penetrates through the outside of the fixed base 211 and is fixedly connected with the sliding seat 214, one end of the tapered end 213 is slidably connected to the inner wall of the weeding rope adjusting device 22, the limiting sliding frame 215 is bolted on the surface of the rod body 100 in the backpack type weeding machine body 1 and is positioned on one side of the fixed base 211, the sliding seat 214 is slidably connected to the inner wall of the limiting sliding frame 215, the handle 216 is fixedly connected to the top of the sliding seat 214, the chuck 217 is slidably connected to the inner wall of the sliding seat 214, one end of the handle 218 penetrates through the inside of the sliding seat 214 and is fixedly connected to the top of the chuck 217, the first spring 219 is sleeved on the outside of the handle 218 and positioned between the surface of the sliding seat 214, one end of the sliding seat, one end of the sliding frame is uniformly connected to the surface of the sliding seat 215, the inner wall of the clamping hole 214, the sliding seat 217 of the sliding seat, and is uniformly connected to the limiting sliding seat 214, and is connected to the inner wall 2110, one end of the limiting sliding frame 214, and is connected to the clamping hole 214, one end of the clamping hole 214, and is uniformly connected to the clamping seat 217 of the sliding seat 217, and is arranged on the limiting sliding seat 217.

It should be noted that, in this embodiment: further explaining the structure and connection relation of the adjusting traction device 21, when in use, a user puts a hand at the handle 216 and lifts the handle 218 upwards, the handle 218 lifts and stretches the first spring 219 and synchronously drives one end of the chuck 217 to move out of the limiting clamping hole 2110 and enter the sliding seat 214, as the chuck 217 enters the sliding seat 214 and does not limit the sliding seat 214 any more, the sliding seat 214 can move inside the limiting sliding seat 215, the sliding seat 214 can be driven to move inside the limiting sliding seat 215 by pushing the handle 216 until the sliding seat 214 moves to a certain position inside the limiting sliding seat 215 and corresponds to the numerical value of the scale mark, after the sliding seat 214 moves to a set position corresponding to the numerical value of the scale mark (the chuck 217 corresponds to the position of one group of the limiting clamping holes 2110), the handle 218 is released, the handle 218 resets under the elastic force of the first spring 219, the handle 218 synchronously drives the chuck 217 to reset, the chuck 217 resets and moves out of the sliding seat 214 and is clamped and fixed with the inner wall of the limiting clamping hole 2110, thereby fixing the position of the sliding seat 214.

Further, the following steps:

in an alternative embodiment: the surface of the limiting sliding frame 215 is symmetrically provided with scale marks.

In this embodiment, it should be noted that: further explain spacing balladeur train 215's structure and relation of connection, during the use, the position of slide 214 is convenient for adjust in the scale mark design, makes dop 217 can be accurate fixed with spacing calorie of hole 2110 inner wall joint, excellent in use effect.

Further, the method comprises the following steps:

in an alternative embodiment: the weeding rope adjusting device 22 comprises a guide sleeve frame 221, a sliding block 222, a tapered groove 223, a lifting rod 224, a second spring 225, a ring frame 226, a pressing column 227 and a weeding rope adjusting component 228, wherein the guide sleeve frame 221 is fixedly connected to the surface of the power end 200 in the backpack type weeding machine body 1, the sliding block 222 is slidably connected to the inner wall of the guide sleeve frame 221, the tapered groove 223 is formed in the surface of the sliding block 222, one end of the tapered end 213 penetrates into the tapered groove 223 and is attached to the inner wall of the tapered groove 223, the lifting rod 224 is slidably connected to the inner wall of the guide sleeve frame 221, one end of the lifting rod 224 penetrates into the guide sleeve frame 221 and is fixedly connected with the bottom of the sliding block 222, the other end of the lifting rod penetrates out of the guide sleeve frame 221 and is fixedly connected with the ring frame 226, the pressing column 227 is uniformly and fixedly connected to the bottom of the ring frame 226, the second spring 225 is positioned inside the guide sleeve frame 221 and is sleeved outside the lifting rod 224, the weeding rope adjusting component 228 is in threaded connection with the surface of an output shaft penetrating out of the power end 200 and is positioned inside the ring frame 226, and one end of the weeding rope adjusting component 228 is in contact with one end of the weeding rope adjusting component 228.

It should be noted that, in this embodiment: the tapered groove 223 is adapted to the outer dimensions of the tapered end 213.

In this embodiment, it should be noted that: when the weeding rope adjusting device 22 is used, the sliding seat 214 moves forwards to synchronously drive the traction rod 212 to move forwards, the traction rod 212 moves forwards to synchronously drive the conical end 213 to move forwards, the conical end 213 moves forwards to contact with the conical groove 223 on the surface of the sliding block 222 and synchronously drive the sliding block 222 to move downwards along the inner wall of the guide sleeve frame 221, the sliding block 222 moves downwards to synchronously drive the lifting rod 224 to move downwards and compress the second spring 225, the lifting rod 224 moves downwards to synchronously drive the ring frame 226 and the pressing column 227 to move downwards, the pressing column 227 moves downwards to synchronously drive the lower pressing plate 22810 inside the lower shell 2281 to move downwards, the lower pressing plate 22810 moves downwards to synchronously drive the guide shaft seat 2284, the rotary guide groove 2285 and the rope roller 2287 to move downwards, the rotary guide groove 2285 on the surface of the guide shaft seat 2284 moves along the convex rod 2286 on the surface of the guide shaft seat 2283 during the downward movement, the rotary guide rope guide groove 2285 drives the rotary rope seat 2284 to rotate according to the shape of the rotary guide groove 2284, the rotary rope 2288 drives the rotary rope guide shaft seat 2288 to rotate, the rotary rope 2288 to release the rotary rope 2288, and the rotary rope 2288 to release the rotary rope 2288 to rotate at high speed, and the rotary rope 2288 to release the rotary rope 2288 to rotate the rotary rope 2288 to realize the rotary rope 2288 of the rotary rope 2288 under the rotary rope 2288.

Further, the method comprises the following steps:

in an alternative embodiment: the weeding rope adjusting component 228 comprises a lower shell 2281, a limiting ring cover 2282, a guide post 2283, a guide shaft seat 2284, a rotary guide groove 2285, a convex rod 2286, a rope roller 2287, a weeding rope 2288, a third spring 2289, a lower pressing plate 22810, a connecting shaft 22811 and a limiting ring stage 22812, wherein the limiting ring cover 2282 is in threaded connection with the top of the lower shell 2281, the guide post 2283 is fixedly connected with the inner wall of the lower shell 2281, the guide shaft seat 2284 is sleeved outside the guide post 2283 and is in sliding connection with the surface of the guide post 2283, the rotary guide groove 2285 is opened on the surface of the guide shaft seat 2284, the convex rod 2286 is symmetrically in threaded connection with the surface of the guide post 2283, one end of the convex rod 2286 far away from the surface of the guide post 2283 is positioned inside the rotary guide groove 2285 and is in sliding connection with the inner wall of the rotary guide groove 2285, the rope roller 2287 is in threaded connection with the bottom of the guide shaft seat 2284 and sleeved outside the guide post 2283, the weeding ropes 2288 are symmetrically and fixedly connected with the surface of the rope roller 2287, one end of the weeding rope 2288, far away from the surface of the rope roller 2287, penetrates through the outer part of the lower shell 2281, the third spring 2289 is sleeved outside the guide post 2283 and is positioned between the inner wall of the lower shell 2281 and the bottom of the rope roller 2287, the lower pressing plate 22810 is in threaded connection with the top of the guide shaft seat 2284, the connecting shaft 22811 is in sliding connection with the inner wall of the lower pressing plate 22810, one end of the connecting shaft 22811 penetrates through the inner part of the guide shaft seat 2284 and is in threaded connection with the top of the guide post 2283, the other end penetrates through the outer part of the limiting ring cover 2282 and is in threaded connection with the output shaft on the surface of the power end 200, and the limiting ring table 22812 is fixedly connected with the connecting shaft on the surface of the 5364 zxft 2282.

In this embodiment, it should be noted that: the lower pressing plate 22810 has a circular sliding groove (not shown) on its surface, and one end of the pressing column 227 is slidably connected to the inner wall of the circular sliding groove.

It should be noted that, in this embodiment: when the weeding rope adjusting assembly 228 is used, the output shaft on the surface of the power end head 200 rotates to synchronously drive the connecting shaft 22811 to rotate, the connecting shaft 22811 rotates to synchronously drive the lower shell 2281, the limiting ring cover 2282, the guide post 2283, the guide shaft seat 2284, the rotating guide groove 2285, the convex rod 2286, the rope roller 2287, the weeding rope 2288, the third spring 2289, the lower pressing plate 22810 and the limiting ring table 22812 to synchronously rotate, when the weeding rope 2288 needs to be tightened, the sliding seat 214 moves backwards to synchronously drive the traction rod 212 to move backwards, the traction rod 212 moves backwards to synchronously drive the conical end 213 to move backwards, the conical end 213 moves backwards to slowly separate from the conical groove 223 on the surface of the sliding block 222, and the sliding block 222 moves upwards along the inner wall of the guide sleeve bracket 221 under the elastic force of the second spring 225, the lifting rod 224 moves upwards to synchronously drive the sliding block 222 to move upwards, the lifting rod 224 moves upwards to synchronously drive the ring frame 226 and the pressing column 227 to move upwards, the pressing column 227 moves upwards to no longer apply pressure to the lower pressing plate 22810, the lower pressing plate 22810, the guide shaft seat 2284, the rotating guide groove 2285 and the rope roller 2287 are reset under the elastic force of the third spring 2289, the rotating guide groove 2285 on the surface of the guide shaft seat 2284 moves along the convex rod 2286 on the surface of the guide column 2283 in the resetting process, the guide shaft seat 2284 drives the guide shaft seat 2284 to rotate according to the shape of the rotating guide groove 2285, the guide shaft seat 2284 rotates to synchronously drive the rope roller 2287 to rotate, the rope roller 2287 rotates to tighten the weeding rope 2288, and the weeding rope 2288 rotates at high speed, and the tightened weeding rope 2288 slowly enters the lower shell 2281 through the guide hole 300 to realize the length adjustment of the weeding rope 2288.

Further, the method comprises the following steps:

in an alternative embodiment: the surface of the lower shell 2281 is symmetrically provided with guide holes 300 for allowing one end of the weeding rope 2288 to penetrate out.

In this embodiment, it should be noted that: the guide hole 300 is arranged to facilitate the weed removing rope 2288 to penetrate out of the lower shell 2281, and the using effect is good.

Further, the method comprises the following steps:

in an alternative embodiment: spacing between spacing ring platform 22812 and spacing ring lid 2282 cooperates and forms annular guide way 400, and the plunger 227 one end in weeding rope adjusting device 22 runs through annular guide way 400 and gets into lower casing 2281 inside and contact with lower clamp plate 22810 top, and plunger 227 in weeding rope adjusting device 22 and annular guide way 400 inner wall sliding connection.

It should be noted that, in this embodiment: further explain the structure of annular guide way 400, set up annular guide way 400 and still play spacing and guide effect to compression leg 227 when guaranteeing weeding rope adjusting part 228 normal operating, it is more convenient to use, drives holding down plate 22810 through compression leg 227 and reciprocates to the realization is adjusted weeding rope 2288 length, excellent in use effect.

Further, the method comprises the following steps:

in an alternative embodiment: the baffle adjusting device 23 comprises a connecting base 231, a tooth rod frame 232, a rotating shaft 233, a direction adjusting gear 234, a large sleeve frame 235, a small sleeve frame 236 and a memory folding plate 237, wherein the connecting base 231 is fixedly connected to the surface of the rod body 100 in the backpack type weeding machine body 1 and is positioned on one side of the fixed base 211, the tooth rod frame 232 is slidably connected to the top of the connecting base 231, one end of the tooth rod frame 232 is fixedly connected with the surface of the traction rod 212, the rotating shaft 233 is symmetrically and rotatably connected to the inner wall of the connecting base 231, one end of the rotating shaft 233 penetrates through the outer part of the connecting base 231 and is fixedly connected with the direction adjusting gear 234, the direction adjusting gear 234 is positioned on one side of the tooth rod frame 232 and is engaged with teeth on the surface of the tooth rod frame 232, the other end 233 penetrates through the outer part of the connecting base 231 and is respectively and fixedly connected with the large sleeve frame 235 and the small sleeve frame 236, one end of the small sleeve frame 236 is slidably connected to the inner wall of the large sleeve frame 235, the memory folding plate 237 is arranged between the large sleeve frame 235 and the small sleeve frame 236, one end of the memory folding plate is fixedly connected with the inner wall 236.

In this embodiment, it should be noted that: tooth pole frame 232 includes tooth pole and connecting rod, and tooth pole passes through connecting rod and traction lever 212 fixed connection, and tooth pole sliding connection is on connection base 231 surface, and tooth pole surface is provided with tooth.

It should be noted that, in this embodiment: in the initial state, the direction-adjusting gear 234 is engaged with the teeth on the surface of the tooth bar.

It should be noted that, in this embodiment: the large sleeve frame 235 and the small sleeve frame 236 rotate inwards or outwards synchronously, and the large sleeve frame 235 and the small sleeve frame 236 are matched in size.

It should be noted that, in this embodiment: further explaining the structure and connection relationship of the baffle plate adjusting device 23, when in use, the draw bar 212 moves to synchronously move the tooth bar frame 232 along the surface of the connecting base 231, the tooth bar frame 232 moves to synchronously drive the teeth on the surface to move, and the teeth are meshed with the direction adjusting gear 234 and synchronously drive the direction adjusting gear 234 to rotate in the moving process, the direction adjusting gear 234 rotates to synchronously drive the rotating shaft 233 to rotate, the rotating shaft 233 rotates to drive the large sleeve frame 235 and the small sleeve frame 236 to synchronously rotate inwards or outwards, and the memory pleated plate 237 is synchronously driven to expand and tighten in the inward or outward rotating process, so that the use effect is good.

Further, the method comprises the following steps:

in an alternative embodiment: the connection between the surface of the rotating shaft 233 and the inner wall of the connection base 231 is provided with a damping ring.

In this embodiment, it should be noted that: the design of the damping ring increases the friction force at the joint of the surface of the rotating shaft 233 and the inner wall of the connecting base 231, ensures that the large sleeve frame 235 and the small sleeve frame 236 are inconvenient to position, and reduces the loss of gears and teeth.

Further, the method comprises the following steps:

in an alternative embodiment: the protection range of the large sleeve frame 235 and the small sleeve frame 236 which are matched and unfolded is consistent with the working range of the two groups of weeding ropes 2288.

It should be noted that, in this embodiment: the protection scope that big set of frame 235 and little set of frame 236 cooperation were expanded keeps unanimous with the working range of two sets of weeding ropes 2288 and is convenient for change in step, is convenient for clear up, excellent in use effect.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a weeds trimming means for afforestation, includes backpack weeder body (1), its characterized in that: the backpack type weeding machine also comprises a weed trimming device (2) arranged on the surface of the backpack type weeding machine body (1); the weed trimming device (2) comprises an adjusting traction device (21), a weeding rope adjusting device (22) and a baffle adjusting device (23), wherein the adjusting traction device (21) is installed on the surface of a rod body (100) in a backpack type weeding machine body (1), the weeding rope adjusting device (22) is installed on the surface of a power end head (200) in the backpack type weeding machine body (1), the baffle adjusting device (23) is installed on the surface of the rod body (100) in the backpack type weeding machine body (1) and is positioned on one side of the adjusting traction device (21), one end of the adjusting traction device (21) is connected with one end of the weeding rope adjusting device (22), and the other end of the adjusting traction device is connected with one end of the baffle adjusting device (23).

2. The weed trimming apparatus for landscaping of claim 1, wherein: the adjusting traction device (21) comprises a fixed base (211), a traction rod (212), a conical end head (213), a sliding seat (214), a limiting sliding frame (215), a handle (216), a clamping head (217), a lifting handle (218), a first spring (219) and a limiting clamping hole (2110), the fixed base (211) is symmetrically bolted and fastened on the surface of a rod body (100) in the backpack type weeding machine body (1), the traction rod (212) is slidably connected on the inner wall of the fixed base (211), one end of the traction rod (212) penetrates out of the outside of the fixed base (211) and is fixedly connected with the conical end head (213), the other end penetrates out of the outside of the fixed base (211) and is fixedly connected with the sliding seat (214), one end of the conical end head (213) is slidably connected on the inner wall of the weeding rope adjusting device (22), the limiting sliding frame (215) is bolted and fastened on the surface of the rod body (100) in the backpack type weeding machine body (1) and is positioned on one side of the fixed base (211), the sliding frame (214) is slidably connected on the inner wall of the limiting sliding frame (215), the handle (216) is fixedly connected on the top of the sliding frame (217), the sliding seat (217) and is connected on the inner side of the inner wall of the sliding frame (214), carrying handle (218) one end run through into slide (214) inside and with dop (217) top fixed connection, first spring (219) cover is established in carrying handle (218) outside and is located between slide (214) surface and carrying handle (218) inner wall, first spring (219) one end and slide (214) fixed surface connection, the other end with carrying handle (218) inner wall fixed connection, spacing calorie of hole (2110) are evenly seted up at spacing balladeur train (215) surface and are corresponding with dop (217) position, dop (217) one end is run through out slide (214) bottom and joint and is fixed at spacing calorie of hole (2110) inner wall.

3. The weed trimming apparatus for landscaping of claim 2, wherein: the surface of the limiting sliding frame (215) is symmetrically provided with scale marks.

4. The weed trimming apparatus for landscaping of claim 2, wherein: the weeding rope adjusting device (22) comprises a guide sleeve frame (221), a sliding block (222), a conical groove (223), a lifting rod (224), a second spring (225), a ring frame (226), a pressing column (227) and a weeding rope adjusting component (228), wherein the guide sleeve frame (221) is fixedly connected to the surface of a power end (200) in the backpack type weeding machine body (1), the sliding block (222) is slidably connected to the inner wall of the guide sleeve frame (221), the conical groove (223) is arranged on the surface of the sliding block (222), one end of a conical end (213) penetrates through the inside of the conical groove (223) and is attached to the inner wall of the conical groove (223), the lifting rod (224) is slidably connected to the inner wall of the guide sleeve frame (221), one end of the lifting rod (224) penetrates through the inside of the guide sleeve frame (221) and is fixedly connected with the bottom of the sliding block (222), the other end of the lifting rod penetrates through the outside of the guide sleeve frame (221) and is fixedly connected with the ring frame (226), the pressing column (227) is uniformly and fixedly connected to the bottom of the ring frame (221), the second spring (226) penetrates through the outer side of the guide sleeve frame (228) and is positioned on the surface of the output shaft (228), one end of the pressure column (227) penetrates into the weeding rope adjusting assembly (228) and is in contact with one end of the weeding rope adjusting assembly (228).

5. The weed trimming apparatus for landscaping of claim 2, wherein: the weeding rope adjusting component (228) comprises a lower shell (2281), a limiting ring cover (2282), a guide post (2283), a guide shaft seat (2284), a rotary guide groove (2285), a convex rod (2286), a rope roller (2287), a weeding rope (2288), a third spring (2289), a lower pressing plate (22810), a connecting shaft (22811) and a limiting ring table (22812), wherein the limiting ring cover (2282) is in threaded connection with the top of the lower shell (2281), the guide post (2283) is fixedly connected with the inner wall of the lower shell (2281), the guide shaft seat (2284) is sleeved on the outer side of the guide post (2283) and is in surface sliding connection with the guide post (2283), rotate guide way (2285) and set up in direction axle bed (2284) surface, protruding pole (2286) symmetry threaded connection is on guide post (2283) surface, the one end that guide post (2283) surface was kept away from in protruding pole (2286) is located and rotates guide way (2285) inside and with rotation guide way (2285) inner wall sliding connection, rope roller (2287) threaded connection is in direction axle bed (2284) bottom and establish in the guide post (2283) outside, weed removal rope (2288) symmetry fixed connection is on rope roller (2287) surface, the one end that rope roller (2287) surface was kept away from in weed removal rope (2288) runs through out down casing (2281) outside, third spring (2289) are established in the guide post (2283) outside and are located lower casing (2283) outside (2281) Between inner wall and rope roller (2287) bottom, the threaded connection at direction axle bed (2284) top of holding down plate (22810), connecting axle (22811) sliding connection is at holding down plate (22810) inner wall, connecting axle (22811) one end runs through into direction axle bed (2284) inside and with guide post (2283) top threaded connection, the other end runs through out spacing ring lid (2282) outside and with the output shaft threaded connection on power end (200) surface, spacing ring platform (22812) fixed connection is in connecting axle (22811) surface and be located spacing ring lid (2282) inboard.

6. The weed trimming apparatus for landscaping of claim 5, wherein: the surface of the lower shell (2281) is symmetrically provided with guide holes (300) which are convenient for one end of the weeding rope (2288) to penetrate out.

7. The weed trimming apparatus for landscaping of claim 5, wherein: spacing between spacing ring platform (22812) and spacing ring lid (2282) cooperates and forms annular guide way (400), press post (227) one end in weeding rope adjusting device (22) is through annular guide way (400) and is gone into down inside casing (2281) and contact with holding down plate (22810) top, press post (227) in weeding rope adjusting device (22) and annular guide way (400) inner wall sliding connection.

8. The weed trimming apparatus for landscaping of claim 1, wherein: the baffle adjusting device (23) comprises a connecting base (231), a tooth bar frame (232), a rotating shaft (233), a direction adjusting gear (234), a large sleeve frame (235), a small sleeve frame (236) and a memory folding plate (237), wherein the connecting base (231) is fixedly connected to the surface of a rod body (100) in the backpack type weeding machine body (1) and positioned on one side of the fixing base (211), the tooth bar frame (232) is connected to the top of the connecting base (231) in a sliding manner, one end of the tooth bar frame (232) is fixedly connected to the surface of a traction rod (212), the rotating shaft (233) is symmetrically and rotatably connected to the inner wall of the connecting base (231), one end of the rotating shaft (233) penetrates through the outside of the connecting base (231) and is fixedly connected with the direction adjusting gear (234), the direction adjusting gear (234) is positioned on one side of the tooth bar frame (232) and is meshed with teeth on the surface of the tooth bar frame (232), the other end of the rotating shaft (233) penetrates through the outside of the connecting base (231) and is fixedly connected with the large sleeve frame (235) and the small sleeve frame (236) and the memory folding plate (236) and is arranged between the large sleeve frame (235) and the memory folding plate (236), the other end is fixedly connected with the inner wall of the small sleeve frame (236).

9. The weed trimming apparatus for landscaping of claim 8, wherein: and damping rings are arranged at the joints of the surfaces of the rotating shafts (233) and the inner wall of the connecting base (231).

10. The weed trimming apparatus for landscaping of claim 8, wherein: the protection range of the large sleeve frame (235) and the small sleeve frame (236) which are matched and unfolded is consistent with the working range of the two groups of weeding ropes (2288).