CN210746070U

CN210746070U - Foot-operated height-adjustable mower

Info

Publication number: CN210746070U
Application number: CN201921732218.0U
Authority: CN
Inventors: 谢安源; 柏仕涛
Original assignee: Chongqing Shenkai Electromechanical Co Ltd
Current assignee: Chongqing Shenkai Electromechanical Co Ltd
Priority date: 2019-10-15
Filing date: 2019-10-15
Publication date: 2020-06-16
Anticipated expiration: 2029-10-15

Abstract

The utility model discloses a foot-operated heightening mower, including fuselage, front wheel axle, the connecting rod that links to each other with the front wheel axle, the rear wheel subassembly that links to each other with the connecting rod, install the rear wheel at rear wheel axle subassembly both ends, the rear wheel axle subassembly includes the axle sleeve that mobile jib, mobile jib both ends are connected, passes through the axle sleeve connection be in the set-square of mobile jib both ends afterbody, connect rear wheel connecting rod on the set-square and connect two spacing axle sleeves on a set-square, spacing axle sleeve department is connected with curved heightening pole, gear board is installed to the fuselage, gear board is provided with a plurality of draw-in grooves, heightening pole's cooperation section with the gear board cooperation. The utility model discloses a control mode of running-board realizes freely switching of gear and the free regulation of mowing the height, has realized the convenience of operation, promotes the user experience travelling comfort.

Description

Foot-operated height-adjustable mower

Technical Field

The utility model relates to an agricultural machine field, concretely relates to foot-operated height-adjusting lawn mower.

Background

A lawn mower, also known as a weeding machine, a lawn trimmer and the like, is a tool for leveling a lawn. Because the types of lawns are various, and the types and heights of weeds on the lawns are different, most of the lawn mowers on the market are provided with height adjusting mechanisms to meet the requirements of mowing different lawns.

Present lawn mower mows highly commonly uses the handle and increases, when carrying out altitude mixture control, the operator need bend earlier/squat, then the operation just can control the pole of increaseing through the handle of increaseing, realize the regulation of mowing height, and the user of lawn mower is generally aged between 30 years to 65 years old, the action of bending/squat of operation process is a burden to the human body, and when traditional machine adjusted the height of mowing, at first the pole pulling of increaseing, deviate from the gear board, rotate next gear under the prerequisite of overcoming horizontal resilience force, need two actions.

Disclosure of Invention

The utility model discloses a purpose provides a foot-operated, the simpler foot-operated lawn mower of increaseing to the inconvenient problem of present manual operation.

In order to achieve the purpose of the invention, the utility model provides the following technical scheme: a foot-operated heightening mower comprises a mower body, a front wheel shaft, a connecting rod connected with the front wheel shaft, a rear wheel shaft assembly connected with the connecting rod, and rear wheels installed at two ends of the rear wheel shaft assembly, wherein the rear wheel shaft assembly comprises a main rod, shaft sleeves connected with two ends of the main rod, a triangular plate connected with the tail parts of the two ends of the main rod through the shaft sleeves, a rear wheel connecting rod connected on the triangular plate, and two limiting shaft sleeves connected on one triangular plate, a curved heightening rod is connected at the position of each limiting shaft sleeve, the heightening rod comprises an operating section at one end, a matching section at the middle part and an installing section at the other end, the operating section is L-shaped, an heightening rod reset button spring is connected with one end of the installing section connected with the limiting shaft sleeves in a matching manner, the heightening rod reset button spring is positioned between the two limiting shaft sleeves, a gear plate is installed, the matching section of the height adjusting rod is matched with the gear plate.

In the pedal type heightening mower, the pedal plate is connected with the rear wheel shaft assembly through the heightening rod, when the pedal plate is pressed downwards, the heightening rod rotates to be separated from the clamping groove of the gear plate, meanwhile, the heightening rod is limited through the inner side surface of the rear wheel to be kept in an inherent moving space after being separated from the limiting clamping groove, the pedal plate rotates along the circle center, an included angle between the center point of the roller and the axis of the roller and the ground is reduced under the driving of the front wheel shaft, the rear wheel shaft and the connecting rod, the roller is in contact with the ground, the distance between the axis of the roller (fixed on the chassis) and the ground is raised along with the increase of the distance, the purpose of raising the chassis and raising the mowing height is achieved, the downward pressure of the pedal plate is quickly released, the heightening rod falls into the gear plate clamping groove under the resilience force of the heightening rod return spring, the required gear is fixed at the moment, the height of the mower is fixed, and the bending and the, the waist fatigue during the operation is relieved to a certain extent, and the action of disengaging the gear plate from the heightening rod and replacing the gear is one action, namely the adjustment of the mowing height is completed in the process of stepping down or lifting up by feet.

As the utility model discloses an optimal scheme, the connecting rod is connected with the connecting rod extension spring, connecting rod extension spring one end with the connecting rod is connected, and the other end is connected with the fuselage, and the connecting rod extension spring is used for the gravity of neutralization machine, lets height-adjusting's power light more relatively, and in the altitude mixture control process, when guaranteeing that running-board and ground contained angle are unchangeable, the machine dead weight can make the pole of increaseing draw close toward higher position with the power of connecting rod extension spring.

As the utility model discloses an optimal scheme, the running-board is installed to the one end that the operation section orientation of increaseing the pole closed on the rear wheel, and the operation of being convenient for improves user experience.

As the utility model discloses an optimal scheme, the gear board has six draw-in grooves, sets up six gears and is used for satisfying the demand of different mowing heights.

As the utility model discloses a preferred scheme, the gear board passes through bolted connection on the fuselage, and installation and the installation effect of being convenient for are better.

As the utility model discloses a preferred scheme, the mobile jib with the axle sleeve passes through pin connection, has flange nut at mobile jib end connection, and the axle sleeve is the structure that is used for doing on installing the chassis with rear wheel axle subassembly.

As the preferred scheme of the utility model, the axle sleeve card is in on the set-square, realize the connection of mobile jib and set-square through this kind of connected mode.

As the preferred scheme of the utility model, the front axle is provided with the connecting rod connecting block for the connection of front axle and connecting rod.

As the utility model discloses an optimal scheme, the connecting rod both ends respectively with the connecting rod connecting block the rear axle subassembly all connects through the nut, the dismantlement when being convenient for connect and maintain.

As the preferred scheme of the utility model, the running-board pass through the screw with the pole that increases is connected, is convenient for install, dismantle.

Compared with the prior art, the beneficial effects of the utility model are that: through the similar half separation and reunion/control mode of separation and reunion of running-board, realize freely switching of gear, realize the free regulation of height of mowing, realized the convenience of operation, promote user experience travelling comfort.

Description of the drawings:

fig. 1 is the utility model relates to an explosion diagram of foot-operated height-adjustable lawn mower.

Fig. 2 is the utility model relates to a set-square enlarged view of lawn mower is increaseed to foot-operated.

Fig. 3 is a side view of the foot-operated heightening mower.

Fig. 4 is a side view two of the foot-operated height-adjustable mower of the present invention.

Fig. 5 is a rear view of the foot-operated height-adjustable mower of the present invention.

Fig. 6 is a rear view of the foot-operated height-adjustable mower of the present invention.

Fig. 7 is the utility model relates to a height-adjusting rod schematic diagram of foot-operated height-adjusting mower.

The labels in the figure are: 1-front wheel, 2-front wheel shaft, 3-connecting rod, 4-rear wheel shaft component, 5-rear wheel, 6-main rod, 7-shaft sleeve, 8-triangle, 9-rear wheel connecting rod, 10-limit shaft sleeve, 11-heightening rod, 12-heightening rod reset button spring, 13-pedal, 14-gear plate, 15-connecting rod tension spring, 16-machine body, 17-operation section, 18-matching section, 19-installation section and 20-connecting rod connecting plate.

Detailed Description

The present invention will be described in further detail with reference to test examples and specific embodiments. It should be understood that the scope of the above-described subject matter is not limited to the following examples, and any techniques implemented based on the disclosure of the present invention are within the scope of the present invention.

As shown in fig. 1, 2, 3, 4, 5 and 6, a pedal-type height-adjusting mower comprises a mower body 16, a front wheel 1, a front wheel shaft 2, a connecting rod 3 connected with the front wheel shaft 2, a rear wheel shaft assembly 4 connected with the connecting rod 3, and rear wheels 5 installed at two ends of the rear wheel shaft assembly 4, wherein the rear wheel shaft assembly 4 comprises a main rod 6, shaft sleeves 7 connected with two ends of the main rod 6, triangular plates 8 connected with the tail parts of two ends of the main rod 6 through the shaft sleeves 7, a rear wheel connecting rod 9 connected with the triangular plates 8, and two limiting shaft sleeves 10 connected with one triangular plate 8, the limiting shaft sleeves 10 are connected with height-adjusting rods 11, each height-adjusting rod 11 comprises an operating section 17 at one end, a matching section 18 at the middle part, and an installing section 19 at the other end, the operating section 17 is L-shaped, one end of the installing section 19 connected with the limiting shaft sleeves 10 is connected with a height-adjusting rod return spring 12 in a matching manner, the heightening rod reset button spring 12 is located between the two limiting shaft sleeves 10, the machine body 16 is provided with a gear plate 14, the gear plate 14 is provided with a plurality of clamping grooves, and the matching section 18 of the heightening rod 11 is matched with the gear plate 14.

The utility model discloses a working process, when the machine is in the state of standing still, the running-board presents contained angle α with the ground, the heightening rod is blocked in the spacing draw-in groove of gear board under the effect of reset button spring, when raising mowing height, the running-board receives downward pressure, the heightening rod rotates along B1B2 axis, the position rotates to bd (∠ cbd is gear board groove space), the reset button spring is atress, the contained angle a between running-board and ground becomes little, deviate from gear board draw-in groove, simultaneously through the inboard face heightening rod spacing (or gear board outside increase spacing strip) of rear wheel, make heightening rod keep in inherent activity space in ∠ dbe after deviating from spacing draw-in groove, after heightening rod deviates from draw-in groove, the running-board rotates along centre of a circle O, the running-board from P1 point to P2 point (P2 point is the limiting point of each gear board), at this moment, under the drive of front wheel axle, rear wheel axle and connecting rod, central point and axle OQ are with the shaft 6 degrees of ground, the wheel shaft axis O becomes little, the contact with the wheel of shaft, the wheel is fixed on the ground, when the adjusting rod, the running-board, the chassis, the height of the adjusting rod reaches the height of the adjusting rod, the chassis, the height of the adjusting rod is reached the height of the chassis, the chassis is reached the height of the chassis, the height of the chassis is reduced, the height of the chassis, the chassis is reached the height of the chassis, the height of the chassis is reached the height of the chassis, the height of the chassis, the height of the chassis is increased chassis is reached the chassis, the height of the chassis, the height of.

As shown in fig. 1, 2, 3, 4, 5 and 6, a pedal type height-adjusting mower, the connecting rod 3 is connected with a connecting rod tension spring 15, one end of the connecting rod tension spring 15 is connected with the connecting rod 3, the other end of the connecting rod tension spring is connected with a machine body, a pedal 13 is installed at one end, close to the rear wheel 5, of an operation section 17 of the height-adjusting rod 11, the gear plate 14 is provided with six clamping grooves, the gear plate 14 is connected with the machine body through a bolt, the main rod 6 is connected with the shaft sleeve 7 through a pin, a flange nut is connected to the end of the main rod 6, the shaft sleeve 7 is clamped on the triangular plate 8, the front wheel shaft 2 is provided with a connecting rod connecting block 20, two ends of the connecting rod 3 are respectively connected with the connecting rod connecting block 20 and the rear wheel shaft assembly 4 through nuts, and the pedal 13 is connected with the.

Claims

1. The utility model provides a foot-operated lawn mower that increases, includes fuselage (16), front wheel (1), front axle (2), connecting rod (3) that link to each other with front axle (2), rear axle subassembly (4) that link to each other with connecting rod (3), install rear wheel (5) at rear axle subassembly (4) both ends, its characterized in that: the rear wheel shaft assembly (4) comprises a main rod (6), shaft sleeves (7) connected with the two ends of the main rod (6), a triangular plate (8) connected with the tail parts of the two ends of the main rod (6) through the shaft sleeves (7), a rear wheel connecting rod (9) connected on the triangular plate (8) and two limiting shaft sleeves (10) connected on one triangular plate (8), wherein the limiting shaft sleeves (10) are connected with curved heightening rods (11), each heightening rod (11) comprises an operation section (17) at one end, a matching section (18) at the middle part and an installation section (19) at the other end, the operation section (17) is L-shaped, one end of each installation section (19) connected with the limiting shaft sleeve (10) is connected with a heightening rod reset spring (12), the heightening rod reset spring (12) is positioned between the two limiting shaft sleeves (10), and a gear plate (14) is installed on the machine body (16), the gear plate (14) is provided with a plurality of clamping grooves, and the matching section (18) of the heightening rod (11) is matched with the gear plate (14).

2. The foot-operated heightening mower according to claim 1, characterized in that: the connecting rod (3) is connected with a connecting rod tension spring (15), one end of the connecting rod tension spring (15) is connected with the connecting rod (3), and the other end of the connecting rod tension spring is connected with the machine body (16).

3. The foot-operated heightening mower according to claim 2, characterized in that: and a pedal (13) is arranged at one end of the operation section (17) of the height adjusting rod (11) facing to the rear wheel (5).

4. The foot-operated heightening mower according to claim 1, characterized in that: the gear plate (14) is provided with six clamping grooves.

5. The foot-operated heightening mower according to claim 1 or 4, wherein: the gear plate (14) is connected to the machine body through bolts.

6. The foot-operated heightening mower according to claim 1, characterized in that: the main rod (6) is connected with the shaft sleeve (7) through a pin, and a flange nut is connected to the end of the main rod (6).

7. The foot-operated heightening mower according to claim 1 or 6, wherein: the shaft sleeve (7) is clamped on the triangular plate (8).

8. The foot-operated heightening mower according to claim 1, characterized in that: the front wheel shaft (2) is provided with a connecting rod connecting block (20).

9. The foot-operated heightening mower according to claim 1 or 8, wherein: the two ends of the connecting rod (3) are respectively connected with the connecting rod connecting block (20) and the rear wheel shaft assembly (4) through nuts.

10. The foot-operated heightening mower according to claim 3, characterized in that: the pedal (13) is connected with the height adjusting rod (11) through a screw.