CN115362819A

CN115362819A - Grass collecting bottom shell for mower

Info

Publication number: CN115362819A
Application number: CN202210998809.2A
Authority: CN
Inventors: 田学军; 樊晋江; 黄泽法; 刘明福; 陈志坚
Original assignee: Ningbo Mingjun Industry And Trade Co ltd
Current assignee: Ningbo Mingjun Industry And Trade Co ltd
Priority date: 2022-08-19
Filing date: 2022-08-19
Publication date: 2022-11-22

Abstract

The invention relates to the technical field of mowers, and discloses a grass collecting bottom shell for a mowers, which comprises: a cutter head mounting seat; the bottom plate is connected with the cutter head mounting seat and arranged around the circumference of the cutter head mounting seat, and height differences are formed at two ends of the bottom plate; the fender cover is connected on the bottom plate, the blade disc mount pad the bottom plate and the fender cover sets gradually from inside to outside, just the blade disc mount pad the bottom plate and the fender cover surrounds into a grass collection passageway, the grass collection passageway includes the grass outlet, the grass outlet sets up the one end of bottom plate. The grass collecting bottom shell for the mower has the advantages that the grass collecting channel is arranged around the circumference of the cutter head mounting seat, grass scraps can be driven to be conveyed along the grass collecting channel and output to the grass collecting box from the grass outlet while the cutter head of the mower rotates to cut grass, the cut grass scraps are convenient to collect, the grass does not need to be cleaned after the lawn is laid, the grass outlet area is large, and the grass collecting efficiency is improved.

Description

Grass collecting bottom shell for mower

Technical Field

The invention relates to the technical field of mowers, in particular to a grass collecting bottom shell for a mowers.

Background

The lawn mower is mainly applied to garden decoration trimming, grassland greening trimming, urban streets, greening scenic spots, field trimming and field weeding, particularly trimming of grasslands and grasslands in parks, other grass fields such as football fields and the like, private villa gardens, vegetation in agriculture, forestry and animal husbandry fields and the like.

The existing mower is generally provided with a cutter head at the bottom of a chassis, grass is cut through the rotation of the cutter head, so that weeding is realized, and a grass collecting bag is arranged for facilitating the collection of grass scraps; the existing grass-collecting rate of the bottom shell structure of the mower is low, so that grass scraps are low in collecting efficiency, grass is easy to block, a cutter head is blocked, and normal weeding operation of mowing is affected.

Disclosure of Invention

In order to overcome the defects in the prior art, the invention provides the grass collecting bottom shell for the mower, which has high grass collecting rate and prevents grass blockage.

The invention solves the technical problem and adopts the technical scheme that a grass collecting bottom shell for a mower is provided, which comprises:

a cutter head mounting seat;

the bottom plate is connected with the cutter head mounting seat and arranged around the circumference of the cutter head mounting seat, and height differences are formed at two ends of the bottom plate;

keep off the cover, connect on the bottom plate, the blade disc mount pad the bottom plate and keep off the cover and set gradually from inside to outside, just the blade disc mount pad the bottom plate and keep off the cover and surround into a grass collection passageway, grass collection passageway includes the grass outlet, the grass outlet sets up the one end of bottom plate.

Further, the blade disc mount pad includes the pedestal and winds the protruding edge that the pedestal circumference set up, protruding edge connects the pedestal with between the bottom plate, just the bottom plate with the difference in height has between the pedestal.

Furthermore, one end of the bottom plate, which is far away from the grass outlet, is connected with a guide plate, and the guide plate inclines from one end, which is close to the seat body, to one end, which is far away from the seat body, along the length direction of the bottom plate.

Further, the bottom plate is from being close to the one end of baffle is to keeping away from the one end of baffle slopes gradually, just the bottom plate is close to the one end of baffle is the first tip, the bottom plate is close to the one end of grass outlet is the second tip, the second tip first tip and the pedestal sets gradually from last to down.

Further, the bottom plate is the setting of snail, the bottom plate includes continuous first board and second board, the first board is the arc setting, the pedestal is circular setting, the second board is followed the tangential direction setting of pedestal.

Further, the width of the second plate gradually increases from the end close to the first plate to the end far away from the first plate.

Further, keep off the cover and include first baffle and connect the second baffle and the third baffle at first baffle both ends, first baffle is the arc setting, first baffle winds the circumference setting of blade disc mount pad, the second baffle is followed the tangential direction of first baffle outwards extends, the third baffle is followed the tangential direction of pedestal outwards extends, just the third baffle with the baffle links to each other.

Furthermore, the width between the second baffle and the third baffle gradually increases from the end close to the bottom plate to the end far away from the bottom plate, and the width between the second baffle and the third baffle gradually increases from the end close to the first baffle to the end far away from the first baffle.

Further, keep off the cover still include with the front wheel mounting panel that first baffle links to each other, be equipped with a plurality of baffles that are the setting side by side on the front wheel mounting panel, adjacent two form into grass mouthful between the baffle.

Further, keep off the cover and keep away from the one end of front wheel mounting panel has the connecting portion that are used for linking to each other with the grass-collecting box, connecting portion are from last to being close to down from the one end of front wheel mounting panel is to keeping away from the one end of front wheel mounting panel slopes gradually.

Compared with the prior art, the invention at least has the following beneficial effects:

according to the grass collecting bottom shell for the mower, the grass collecting channel is arranged around the circumference of the cutter head mounting seat, grass scraps can be driven to be conveyed along the grass collecting channel and output to the grass collecting box from the grass outlet while a cutter head of the mower rotates to cut grass, the cut grass scraps are convenient to collect, and the lawn does not need to be cleaned after being laid.

In the invention, the bottom plate forming the grass collecting channel is arranged in a spiral shape, namely the grass collecting channel is arranged in a spiral shape, and the omitted grass scraps can be conveyed to the grass outlet by being driven by the cutter head for multiple times; and the grass collecting channel is closer to the grass outlet and has larger width, the grass outlet area is increased, and the grass collecting efficiency is improved.

In the invention, the inclined guide plate is arranged at one end of the bottom plate far away from the grass outlet, and the inclined guide plate is arranged because the distance between the bottom plate and the cutter head is minimum, so that grass scraps can be conveniently circulated, grass blockage is prevented, the operation of the cutter head is not influenced, and the grass cutting efficiency is improved.

Drawings

FIG. 1 is a schematic structural view of a grass-collecting bottom case for a lawn mower of the present invention;

FIG. 2 is a bottom view of FIG. 1;

FIG. 3 isbase:Sub>A cross-sectional view taken at A-A of FIG. 2;

FIG. 4 is a schematic view of the structure of FIG. 1 from another perspective;

FIG. 5 is a front view of FIG. 1;

FIG. 6 is a schematic view of the grass-collecting bottom case for a lawn mower of the present invention mounted on the lawn mower.

In the figure:

100. a cutter head mounting seat; 110. a base body; 111. a through hole; 112. heat dissipation holes; 120. a convex edge; 200. a base plate; 210. a first end portion; 220. a second end portion; 230. a first plate; 240. a second plate; 300. a blocking cover; 310. a first baffle; 320. a second baffle; 330. a third baffle; 340. a front wheel mounting plate; 341. a partition plate; 342. a grass inlet; 350. a connecting portion; 400. a grass collecting channel; 410. a grass outlet; 500. a guide plate; 600. grass collecting box.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1-6, a grass-collecting bottom case for a grass mower comprises: a cutter head mounting seat 100; the bottom plate 200 is connected with the cutterhead mounting seat 100, the bottom plate 200 is arranged around the circumference of the cutterhead mounting seat 100, and the two ends of the bottom plate 200 have a height difference; keep off cover 300, connect on the bottom plate 200, the blade disc mount pad 100 the bottom plate 200 and keep off cover 300 and set gradually from inside to outside, just the blade disc mount pad 100 the bottom plate 200 and keep off cover 300 and enclose into a grass collection passageway 400, grass collection passageway 400 includes grass outlet 410, grass outlet 410 sets up the one end of bottom plate 200. Specifically, the grass collecting bottom shell is integrally arranged, the cutter head mounting seat 100 is used for mounting a cutter head, grass is cut by rotation of each blade on the cutter head, and meanwhile, grass scraps can be driven to move by the rotation of the blades; according to the scheme, the grass collecting channel 400 is arranged around the circumference of the cutter head mounting seat 100, grass scraps driven by the cutter head are conveyed along the grass collecting channel 400 until being output from the grass outlet 410, one end of the bottom shell close to the grass outlet 410 is connected with the grass collecting box 600, and then the grass scraps can be collected by the mower after the lawn is laid down, so that the lawn does not need to be swept again, and the workload is reduced; meanwhile, the grass collecting channel 400 enables grass scraps to move along the grass collecting channel 400, and the grass scrap collecting rate is high.

The cutter head mounting seat 100 includes a seat body 110 and a convex edge 120 disposed around the circumferential direction of the seat body 110, the convex edge 120 is connected between the seat body 110 and the bottom plate 200, and a height difference exists between the bottom plate 200 and the seat body 110. When in practical use, the seat body 110 is simultaneously used as a mounting carrier of the motor, the through hole 111 is arranged on the seat body 110, the output shaft of the motor passes through the through hole 111 to be connected with the cutter head so as to drive the cutter head to rotate, and the heat dissipation hole 112 is arranged at the joint of the seat body 110 and the convex edge 120 so as to facilitate the heat dissipation of the motor; the bottom plate 200 and the base body 110 have a height difference, that is, the convex edge 120 is disposed to connect and transition the bottom plate 200 and the base body 110, so that the bottom plate 200 and the base body 110 having a height difference do not interfere with each other when the cutter head rotates for mowing grass and driving grass clippings, and the space of the grass collecting channel 400 is increased.

As shown in fig. 2 and 3, a guide plate 500 is connected to an end of the bottom plate 200 far away from the grass outlet 410, and the guide plate 500 is inclined from an end close to the holder body 110 to an end far away from the holder body 110 along a length direction of the bottom plate 200. Because the two ends of the bottom plate 200 have a height difference, the distance between one end of the bottom plate 200 and the seat body 110 is necessarily smaller, the guide plate 500 is arranged at one end of the bottom plate 200 close to the seat body 110, when more grass clippings are near the grass outlet 410, the cutter head can drive the grass clippings to be conveyed through the grass collecting channel 400 again, and then the grass clippings are fully collected; because the distance between the end of the bottom plate 200 far away from the grass outlet 410 and the cutter on the seat body 110 is smaller, the inclined guide plate 500 is arranged to guide the grass clippings, so that the grass blockage is prevented, and the rotation of the cutter is prevented.

In this embodiment, the bottom plate 200 gradually inclines from the end close to the guide plate 500 to the end far from the guide plate 500, the end of the bottom plate 200 close to the guide plate 500 is a first end portion 210, the end of the bottom plate 200 close to the grass outlet 410 is a second end portion 220, and the second end portion 220, the first end portion 210 and the seat body 110 are sequentially arranged from top to bottom. In the practical use process, the cutter head mounting seat 100 is located below the whole grass collecting bottom shell, the seat body 110 is recessed downwards to enable the cutter head to be fully contacted with the lawn, the bottom plate 200 is gradually inclined from the first end portion 210 to the second end portion 220, and the height of the second end portion 220 close to the grass outlet 410 is larger than that of the first end portion 210, so that cut grass clippings can be thrown upwards into the grass collecting box 600 of the mower from the grass outlet 410 under the driving of the cutter head, the grass clippings are prevented from being accumulated at the bottom of the grass collecting box 600, and the grass collecting amount is increased.

As shown in fig. 2, the base plate 200 is disposed in a spiral shape, the base plate 200 includes a first plate 230 and a second plate 240 connected to each other, the first plate 230 is disposed in an arc shape, the housing 110 is disposed in a circular shape, and the second plate 240 is disposed along a tangential direction of the housing 110. The bottom plate 200 is used as a bottom baffle of the grass collecting channel 400, the grass collecting channel 400 is also arranged in a volute shape through the volute-shaped bottom plate 200, grass clippings rotate around the circumference of the cutter head under the rotation of the cutter head through the arrangement of the first plate 230, a movement speed is given to the grass clippings, the second guide plate 500 arranged along the tangential direction of the base body 110 further enables the grass clippings to be thrown out along the grass collecting channel 400, and the grass clippings can be conveyed to the grass outlet 410 and enter the grass collecting box 600 of the mower.

Preferably, the width of the second plate 240 gradually increases from the end close to the first plate 230 to the end far from the first plate 230. Because the grass clippings are easy to accumulate at the grass outlet 410, the width of the second plate 240 is larger as the second plate is closer to the grass outlet 410, so that the grass clippings are prevented from accumulating, and the grass clippings passing efficiency is improved.

As shown in fig. 3 and 4, the baffle cover 300 includes a first baffle 310, and a second baffle 320 and a third baffle 330 connected to two ends of the first baffle 310, the first baffle 310 is disposed in an arc shape, the first baffle 310 is disposed around the circumference of the cutter head mounting seat 100, the second baffle 320 extends outward along the tangential direction of the first baffle 310, the third baffle 330 extends outward along the tangential direction of the seat body 110, and the third baffle 330 is connected to the guide plate 500. Specifically, a first barrier 310 is connected to the first plate 230 and the guide plate 500, and a second barrier 320 are respectively connected to both sides of the second plate 240 to enclose the grass-collecting channel 400.

In this embodiment, the width between the second baffle 320 and the third baffle 330 gradually increases from the end close to the bottom plate 200 to the end far from the bottom plate 200, and the width between the second baffle 320 and the third baffle 330 gradually increases from the end close to the first baffle 310 to the end far from the first baffle 310. That is, in actual use, the second baffle 320 and the third baffle 330 are both arranged in an inclined manner, and the included angle a between the second baffle 320 and the third baffle 330 gradually increases along the length direction of the second plate 240; preferably, a is more than or equal to 16 degrees and more than or equal to 6 degrees, and the area of the grass outlet 410 can meet the output requirement of grass clippings, so that the grass collection rate is higher.

As shown in fig. 1, 5 and 6, the baffle cover 300 further includes a front wheel mounting plate 340 connected to the first baffle 310, the front wheel mounting plate 340 is provided with a plurality of partition plates 341 arranged side by side, and a grass inlet 342 is formed between two adjacent partition plates 341. When the mower runs, the partition 341 enables grass to enter the grass collecting bottom shell along the grass inlet 342, and enables the grass to be distributed neatly, so that the grass can be cut by the cutter head conveniently.

Preferably, the end of the shield 300 far away from the front wheel mounting plate 340 is provided with a connecting part 350 for connecting with the grass-collecting box 600, and the connecting part 350 is gradually inclined from top to bottom from the end close to the front wheel mounting plate 340 to the end far away from the front wheel mounting plate 340. The connecting portion 350 is disposed in an inclined manner so that the grass clippings output from the grass outlet 410 can be thrown upwards into the grass collecting box 600, and the grass clippings can fully enter the grass collecting box 600.

In this scheme, this lawn mower is with collecting grass drain pan integrated into one piece, and the manufacturing of being convenient for collects grass passageway 400 through reasonable setting, improves the grass rate of collection, and avoids stifled grass.

It should be noted that all directional indicators (such as up, down, left, right, front, and back \8230;) in the embodiments of the present invention are only used to explain the relative positional relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicators are changed accordingly.

Moreover, descriptions of the present invention as relating to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Claims

1. The utility model provides a lawn mower is with collection grass drain pan which characterized in that, including:

a cutter head mounting seat;

2. The grass-collecting bottom shell for the grass mower according to claim 1, wherein the cutter head mounting seat comprises a seat body and a convex edge circumferentially arranged around the seat body, the convex edge is connected between the seat body and the bottom plate, and a height difference exists between the bottom plate and the seat body.

3. The grass collecting bottom case for the mower according to claim 2, wherein a guide plate is connected to an end of the bottom plate away from the grass outlet, and the guide plate is inclined from an end close to the base body to an end away from the base body along a length direction of the bottom plate.

4. The grass collecting bottom case for the mower according to claim 3, wherein the bottom plate is gradually inclined from one end close to the guide plate to one end far away from the guide plate, the end of the bottom plate close to the guide plate is a first end portion, the end of the bottom plate close to the grass outlet is a second end portion, and the second end portion, the first end portion and the base body are sequentially arranged from top to bottom.

5. The grass-collecting bottom case for a mower according to claim 2, wherein said bottom case is configured in a volute shape, said bottom case comprises a first plate and a second plate connected with each other, said first plate is configured in an arc shape, said base body is configured in a circular shape, and said second plate is configured along a tangential direction of said base body.

6. The grass collecting bottom case for a mower according to claim 5, wherein the width of said second plate gradually increases from an end close to said first plate to an end far from said first plate.

7. The grass collecting bottom case for the mower according to claim 4, wherein the guard cover comprises a first baffle, and a second baffle and a third baffle which are connected to two ends of the first baffle, the first baffle is arranged in an arc shape, the first baffle is arranged around the circumference of the cutter head mounting seat, the second baffle extends outwards along the tangential direction of the first baffle, the third baffle extends outwards along the tangential direction of the base body, and the third baffle is connected with the guide plate.

8. The grass collecting bottom case for the mower according to claim 7, wherein the width between the second baffle and the third baffle gradually increases from the end close to the bottom plate to the end far from the bottom plate, and the width between the second baffle and the third baffle gradually increases from the end close to the first baffle to the end far from the first baffle.

9. The grass collecting bottom case for the mower according to claim 7, wherein the guard cover further comprises a front wheel mounting plate connected with the first baffle plate, a plurality of partition plates are arranged on the front wheel mounting plate side by side, and a grass inlet is formed between every two adjacent partition plates.

10. The grass collecting bottom case for the grass mower according to claim 9, wherein the end of the shield away from the front wheel mounting plate is provided with a connecting portion for connecting with a grass collecting box, and the connecting portion is gradually inclined from top to bottom from the end close to the front wheel mounting plate to the end away from the front wheel mounting plate.