CN211378818U

CN211378818U - Lawn safety lawn mower

Info

Publication number: CN211378818U
Application number: CN201921165316.0U
Authority: CN
Inventors: 卢逸言
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-09-01
Anticipated expiration: 2029-07-23

Abstract

The utility model discloses a lawn safety mower, which comprises a controller, a handrail, a motor, a battery pack and a base, wherein the base is provided with a hood shell, the motor and the battery pack are fixedly arranged on the plane of the hood shell, a grass collecting baffle is arranged on the periphery of the grass collecting bottom plate, a protective enclosure shield is arranged on the periphery of the base, the bottom end of the protective enclosure shield is provided with a grass collecting bottom plate, one side of the grass collecting enclosure shield is provided with a grass collecting cloth bag, the opening of the grass collecting cloth bag is provided with a grass collecting opening, the grass collecting bottom plate and the protective enclosure shield, the grass collecting cloth bag and the grass collecting opening form a grass collecting mechanism, in the utility model, the double-blade counter-rotating is adopted, the rotating speed of a cutter head is faster, the grass is cut more cleanly and flatly, the cut grass is thrown out through the grass collecting cavity by a blade and enters the grass collecting cloth bag, the removed grass is taken away from the lawn, the manual input is reduced, and the, the device is convenient to protect the equipment, the fence, the lamp post, the trees and the like on the lawn from being damaged by mistaken cutting.

Description

Lawn safety lawn mower

Technical Field

The utility model relates to a lawn mower equipment field, in particular to lawn safety lawn mower.

Background

Mowers are also known as weed trimmers, lawnmowers, lawn trimmers, and the like. A lawn mower is a mechanical tool used to trim lawns, vegetation, and the like. The rotary-cutter weeding machine is mainly composed of a blade, a motor or a gasoline engine, a machine base, traveling wheels, handrails, a controller and the like. The blade dress is in the output shaft bottom, and the blade utilizes the high-speed rotation of axle to cut the grass, has saved weeder's activity duration, reduces the human resource input. The existing mower comprises a shell and a chassis, wherein the shell is covered on the chassis, a power supply cable, a motor or a gasoline engine, a blade, a machine base, a traveling wheel, a handrail and the like are arranged on the chassis, and the existing mower has the following defects:

1. mostly single-cutter head mows, and the blade rotational speed is the same with the motor rotational speed, and its blade is longer, and blade centrifugal force is big during the rotation, and the flinging-out that drops easily is unsafe.

2. The weeds that cut do not have collection device, need manual collection area again and leave, are unfavorable for using manpower sparingly.

3. The AC motor uses an external power line, which is unsafe, often cuts off the cable and may cause electric shock accidents, or the cable is pulled too long to be operated conveniently when the lawn area is large; the gasoline engine has higher noise, and is easy to have fire risk when removing the hay in autumn and winter.

In summary, in order to solve the technical problems of the lawn mower, a lawn mower which can synchronously remove cut grass, is convenient, safe and stable to use and can cleanly and smoothly cut grass needs to be designed.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a lawn safety lawn mower.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a lawn safety lawn mower, including controller, handrail, motor, group battery and frame, be provided with the aircraft bonnet shell on the frame, the equal fixed mounting of motor and group battery is on the aircraft bonnet shell plane, grass collecting bottom plate a week is provided with grass collecting enclosure, frame a week is provided with the protection enclosure fender cover, protection enclosure fender cover bottom is provided with grass collecting bottom plate, grass collecting enclosure one side is provided with grass collecting cloth bag, grass collecting cloth bag's opening part is equipped with grass collecting opening, grass collecting bottom plate and protection enclosure fender cover, grass collecting cloth bag, grass collecting opening constitute and collect grass mechanism.

As a preferred technical scheme of the utility model, the motor, the battery pack and the controller form a power mechanism, a motor protection circuit breaker is arranged on the motor, the motor adopts 36V safe voltage, and the motor is connected with a motor driving gear through a driving shaft; the battery pack is connected with the motor through a cable and a controller.

As a preferred technical scheme of the utility model, the frame is the main platform of lawn mower, upper end one side fixed mounting of frame has the handrail, the cover is equipped with the handgrip gloves on the handrail, just the back walking wheel is installed to frame bottom one side, back walking wheel one side is provided with the front traveling wheel.

As a preferred technical scheme of the utility model, the output shaft fixedly connected with motor driving gear of motor, all be connected transmission power through gear engagement between motor driving gear and the first cutterhead gear, motor driving gear simultaneously with transfer all be connected transmission power through gear engagement between the gear shaft.

As an optimal technical scheme of the utility model, as the utility model discloses an optimal technical scheme, transfer to all to be connected transmission power through gear engagement between gear and the second tool bit gear, first tool bit gear and second tool bit gear turn to on the contrary.

As a preferred technical scheme of the utility model, the axle center department of first tool bit gear is through the first tool bit of pivot fixedly connected with, second tool bit gear is through pivot fixedly connected with second tool bit.

As an optimized technical scheme of the utility model, be provided with on the handrail and adjust fixing bolt.

The utility model discloses the beneficial effect who reaches is:

1. the utility model discloses in, adopt the heterodromous rotation of double knives, the tool bit rotational speed is faster, cuts grass cleaner and more level and smooth, and the grass that will cut out relies on the blade to throw out the grass and gets into in the grass collection sack through a grass collection chamber, and the grass area that will clear away from the lawn reduces artifical input, the utility model discloses in, the mowing cutter sets up in the frame rear, is convenient for avoid cutting the damage by mistake to protection such as equipment on the lawn, rail, lamp pole, trees.

3. The utility model discloses in, motor, group battery are on upper shell, and the gear train holds the intracavity in the middle level, and the tool bit holds the chamber with the grass collection chamber of cutting on the lower floor, and the middle level holds the chamber and holds chamber interval frame with the lower floor, uses lock joint or bolt mode to link to each other housing body, the grass collection chamber of cutting with the frame respectively for housing body holds intracavity equipment and can make things convenient for the dismouting.

4. The utility model discloses in, it is safer, more convenient to use group battery safe voltage power supply, eliminates and easily causes the electric shock accident, easily produces the conflagration danger, the cable is dragged too long and the noise.

Drawings

The accompanying drawings 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 invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic diagram of the rear side of the structure of the present invention;

fig. 3 is a schematic plan view of a gear set in the present invention;

FIG. 4 is a schematic view of the grass-collecting bottom plate of the present invention;

FIG. 5 is a schematic view of the grass cutting device of the present invention for automatically throwing the cut grass into the grass bag;

fig. 6 is a schematic sectional view of the lower layer accommodating cavity of the middle frame of the present invention.

In the figure: 1. a controller; 2. a handrail; 3. a motor; 4. a battery pack; 5. a motor driving gear; 6. a direction adjusting gear; 7. A first bit gear; 8. a second cutter head gear; 9. a first cutter head; 10. a second cutter head; 11. a rear traveling wheel; 12. a front travel wheel; 13. a grass collecting bottom plate; 14. a grass collecting cloth bag; 15. a grass collecting port; 16. a machine base; 17. a hood housing; 18. adjusting the fixing bolt; 19. a hand grip glove; 20. a motor protection circuit breaker; 21. a grass collecting enclosure baffle; 22. a protective enclosure.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example 1

As shown in fig. 1-6, a lawn safety mower comprises a controller 1, an armrest 2, a motor 3, a battery pack 4 and a base 16, wherein a hood shell 17 is arranged on the base 16, the motor 3 and the battery pack 4 are both fixedly mounted on the plane of the hood shell 17, a grass collecting enclosure baffle 21 is arranged around a grass collecting bottom plate 13, a protective enclosure shield 22 is arranged around the base 16, a grass collecting bottom plate 13 is arranged at the bottom end of the protective enclosure shield 22, a grass collecting cloth bag 14 is arranged on one side of the grass collecting enclosure baffle 21, a grass collecting opening 15 is arranged at the opening of the grass collecting cloth bag 14, and a grass collecting mechanism is formed by the grass collecting bottom plate 13, the protective enclosure shield 22, the grass collecting cloth bag 14 and the grass collecting opening 15.

The motor 3, the battery pack 4 and the controller 1 form a power mechanism, a motor protection circuit breaker 20 is arranged on the motor 3, the motor 3 adopts 36V safe voltage, and the motor 3 is connected with a motor driving gear 5 through a driving shaft; the battery pack 4 is connected with the motor 3 through a cable and a controller 1, the base 16 is a main platform of the mower, one side of the upper end of the base 16 is fixedly provided with a handrail 2, the handrail 2 is sleeved with a hand grip glove 19, one side of the bottom of the base 16 is provided with a rear travelling wheel 11, one side of the rear travelling wheel 11 is provided with a front travelling wheel 12, an output shaft of the motor 3 is fixedly connected with a motor driving gear 5, the motor driving gear 5 and a first cutter head gear 7 are connected through gear meshing for power transmission, the motor driving gear 5 and a direction adjusting gear 6 are connected through gear meshing for power transmission, the direction adjusting gear 6 and a second cutter head gear 8 are connected through gear meshing for power transmission, the first cutter head gear 7 and the second cutter head gear 8 are opposite in steering, the blade steering directions of two cutter heads of the mower are opposite, and the rotating tracks of the middle adjacent cutter head blades are, the mower comprises blades, a motor 3, a battery pack 4, a gear set, a base 16, a protective enclosure shield 22, a grass collecting bottom plate 13, a grass collecting cloth bag 14, a traveling wheel, a handrail 2, a controller 1, a hood shell 17 and the like, wherein the battery pack stores electric energy and charges the battery pack through a charger or directly uses an alternating current power supply to mow the motor 3 through the charger, the handrail is provided with the controller 1, and the model of the controller is SIEMENS-S7-200, can switch and regulation motor speed, handrail 2 adopts two sections pull formula to adjust length structure, it uses to be convenient for different height people, motor 3 is equipped with on the frame 16, the driving gear is equipped with on the motor shaft, through transferring to gear 6 or tool bit shaft gear, to blade transmission power, the blade utilizes the gear train speed governing to improve a lot in the aspect of the rotational speed, it is faster to make the weeding, cleaner, accept the grass collection of cutting off through a grass-collecting bottom plate 13 simultaneously and slide into a grass-collecting cloth bag 14, the area leaves the lawn area, thereby weed workman's activity duration has been saved, a large amount of manpower resources have been reduced, supply with motor 3 power because of using storage battery, safer, noiselessness, because of the tool bit setting is at the lawn mower rear portion, can avoid cutting the damage to equipment on the lawn, rail, the lamp pole, trees etc.

The working principle is as follows: the utility model discloses in, adopt the heterodromous rotation of double knives, the tool bit rotational speed is faster, cut the grass cleaner and more smooth, and the grass that will cut off relies on the blade to throw out the grass and gets into grass-collecting sack 14 through grass-collecting chamber, and the grass area that will clear away from the lawn reduces artifical input, the utility model discloses in, the cutter setting of mowing is in frame 16 rear, is convenient for avoid cutting by mistake the protection to equipment on the lawn, rail, lamp pole, trees etc. and damages, the utility model discloses in, motor 3, group battery are on upper shell, and the gear train holds the intracavity at the middle level, and the chamber is collected to the grass that the tool bit was cut down on the lower floor, and the middle level holds the chamber and holds chamber interval frame with the lower floor, uses lock joint or bolt mode to link to shell body, grass-collecting chamber that cuts down with frame 16 respectively for the shell body holds intracavity equipment can make things convenient for the dismouting, the utility model discloses in, use, More convenient, eliminate the electric shock accident, the fire hazard, the cable pulling too long and the noise; the utility model discloses the shell is the plane extension, sets up motor 3 and group battery on the upper shell, and hold the chamber with frame 16 constitution middle level under its upper shell, hold the gear train, frame 16 encloses fender cover 22 with the protection, grass-collecting encloses baffle 21, grass-collecting bottom plate 13 and constitutes down and hold the chamber, hold two tool bits and grass-collecting opening 15, the disc that two tool bits rotation formed cuts and overlaps 10mm mutually, its tool bit is that two blades are 180 degrees sharp-line arrangements, the first tool bit 9 cutting edges are arranged in the same direction; the cutting edges of the second cutter head 10 are arranged reversely; the first cutter head and the second cutter head are assembled on the cutter shaft and are staggered by 22.5-45.0 degrees of azimuth angles, so that the two cutters are not collided at the overlapped part, the mower contacts grass from the front, the grass cutting of the cutter blade is mainly right ahead, the cut grass is also concentrated at the middle part, the cut grass can be continuously and accelerated to be thrown out backwards through the grass collecting opening 15 and enter the grass collecting cloth bag 14 through the rotation of the two cutter heads, the grass collecting opening 15 is a trapezoid bottom, the axial distance between the two cutter heads is a trapezoid top, the difference between the isosceles trapezoid bottom tops is about 80mm, the isosceles trapezoid bottom tops and the rotation tangential direction of the cutter heads form an acute angle intersection, the cut grass can be thrown out along the tangential direction at the middle position of the overlapped part of the two cutter heads, the middle part is that the two cutter heads continuously rotate, the inertia of the backward movement of the middle part is large, the backward movement of the middle part is beneficial to driving the grass at the two sides to move backwards, the cut grass can not be, the grass collecting baffle 21 extends forwards to the position of two cutter head shafts to form a cavity together with the grass collecting baffle 21 and the base plate 16 so as to be convenient for collecting cut grass, the grass collecting baffle 21 and the grass collecting base plate 13 can be integrally formed at one time, the folding seam is in a smooth arc shape so as to be convenient for grass to slide into the grass collecting cloth bag 14, the grass collecting cloth bag 14 is a soft cloth bag which is connected with the hole of the protective baffle cover 22 and is provided with a detachable hard opening, the hole of the protective baffle cover 22 is connected with the hard opening of the grass collecting cloth bag 14 and can be clamped by a lower clamping groove, the upper part of the protective baffle is connected by a lock catch, the hard opening of the grass collecting cloth bag 14 is sleeved on the hole of the protective baffle cover 22, the cloth bag is dragged on the grass surface behind the grass surface along with the walking of the mower, the grass is cut backwards by double cutters and pushed into the grass collecting cavity formed by the grass collecting base plate 13 and the baffle, the grass which is cut backwards along with the backward inertia of the double cutters, and the oblique blocking of the protective baffle cover 22, so that, most of the grass directly enters the grass collecting cloth bag 14 through the grass collecting cavity, a small amount of grass drives a small amount of grass on the left side and the right side in the grass collecting cavity to enter the grass collecting cloth bag 14 through the grass collecting cavity for storage, a motor 3 and a battery pack are arranged on an upper shell of a housing to provide power for the mower, the motor 3 is powered by a storage battery 4, the motor 3 adopts a brushless direct current motor with the safe voltage of 36V, a controller 1 is arranged on a handrail 2, and the rotating speed of the motor 3 is switched on and off through the controller 1, for cutting grass with different hardness, four gears are arranged in an isosceles trapezoid shape, two larger gears are arranged on two sides of the middle part of the base, two smaller gears are arranged on two sides of the rear part of the base 16, a main gear of a motor shaft is arranged on a main shaft of the motor, the power is transmitted to the first cutter head shaft through the gear to drive the first cutter head 9 to rotate, and part of the power is transmitted to the second cutter head shaft through the direction-adjusting gear to drive the second cutter head 10 to rotate.

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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 lawn safety lawn mower, its characterized in that, includes controller (1), handrail (2), motor (3), group battery (4) and frame (16), be provided with aircraft bonnet shell (17) on frame (16), equal fixed mounting of motor (3) and group battery (4) is on aircraft bonnet shell (17) plane, frame (16) a week is provided with protection enclosure fender cover (22), protection enclosure fender cover (22) bottom is provided with grass-collecting bottom plate (13), grass-collecting bottom plate (13) a week is provided with grass-collecting enclosure baffle (21), grass-collecting enclosure baffle (21) one side is provided with grass-collecting cloth bag (14), the opening part of grass-collecting cloth bag (14) is equipped with grass-collecting opening (15), grass-collecting bottom plate (13) and protection enclosure fender cover (22), grass-collecting cloth bag (14), grass-collecting opening (15) constitute and collect grass mechanism.

2. A lawn safety mower as claimed in claim 1, wherein the motor (3), the battery pack (4) and the controller (1) form a power mechanism, a motor protection breaker (20) is arranged on the motor (3), the motor (3) adopts 36V safety voltage, and the motor (3) is connected with the motor driving gear (5) through a driving shaft; the battery pack (4) is connected with the motor (3) through a cable and the controller (1).

3. A lawn safety mower as claimed in claim 1, wherein said housing (16) is the main platform of the mower, said housing (16) has a fixed handrail (2) on one side of the upper end, said handrail (2) is sleeved with a hand grip glove (19), said housing (16) has a rear traveling wheel (11) on one side of the bottom, said rear traveling wheel (11) is provided with a front traveling wheel (12) on one side.

4. A lawn safety mower as claimed in claim 1, wherein the output shaft of the motor (3) is fixedly connected with a motor driving gear (5), the motor driving gear (5) and the first cutter head gear (7) are connected through gear engagement to transmit power, and the motor driving gear (5) and the shaft of the direction adjusting gear (6) are connected through gear engagement to transmit power.

5. A lawn safety mower as claimed in claim 4, wherein the direction-adjusting gear (6) and the second cutter head gear (8) both transmit power through gear mesh connection, and the first cutter head gear (7) and the second cutter head gear (8) rotate in opposite directions.

6. A lawn safety mower as claimed in claim 5, wherein the first cutter head gear (7) is fixedly connected with a first cutter head (9) through a rotating shaft at the axial center, and the second cutter head gear (8) is fixedly connected with a second cutter head (10) through a rotating shaft.

7. A lawn safety mower according to claim 1, characterized in that the armrest (2) is provided with an adjusting fixing bolt (18).