CN218604014U

CN218604014U - Folding protection mechanism of hand-push mower

Info

Publication number: CN218604014U
Application number: CN202223032889.0U
Authority: CN
Inventors: 张力; 杨海岳
Original assignee: ZHEJIANG ZHONGJIAN TECHNOLOGY CO LTD
Current assignee: ZHEJIANG ZHONGJIAN TECHNOLOGY CO LTD
Priority date: 2022-11-15
Filing date: 2022-11-15
Publication date: 2023-03-14
Anticipated expiration: 2032-11-15

Abstract

The utility model discloses a folding protection mechanism of a hand-push mower, which comprises a bracket and an adjusting piece, wherein the adjusting piece is movably arranged on the bracket and is provided with a switch; a locking member including a first locking member provided on the adjusting member and a second locking member provided on the bracket; and the contact part is fixed on the bracket and is matched with the switch to control the on-off of the switch. Through simple operation, rotate the regulating part and come the cooperation state of control contact site and slider to the operating condition who controls the lawn mower through opening and close of switch, through the cooperation of pawl and thorn groove, lock or the unblock to the state of regulating part, effectively avoid touching the start-up that leads to the machine because of maloperation or mistake, avoid causing the injury to transportation personnel.

Description

Folding protection mechanism of hand-push mower

Technical Field

The utility model belongs to the technical field of the lawn mower and specifically relates to a protection mechanism is folded to hand push lawn mower is related to.

Background

Lawn mowers have received much attention as a lawn trimming tool among garden tools.

When the work of lawn mower accomplished, need deposit the lawn mower, in the transportation, perhaps touch because of the mistake and lead to the machine operation to can cause the injury to the transportation personnel.

On traditional lawn mower, can be provided with the pull rod that is used for breaking lawn mower motor break-make, but need will not make the lawn mower motor break off after pulling the pull rod completely when using the pull rod on the lawn mower, and the angle of pulling is greater than 90 degrees, has not made the lawn mower motor close because the range of user's pulling is undersized during the operation, and the user mistake thinks to have closed the lawn mower motor, leads to causing the injury to the transportation personnel in the transportation.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a hand push lawn mower folding protection mechanism can effectively solve the problem that above-mentioned traditional lawn mower exists.

The utility model provides a technical scheme that its technical problem adopted is: a folding protection mechanism of a hand-push mower comprises a support and an adjusting piece, wherein the adjusting piece is movably arranged on the support, and a switch is arranged on the adjusting piece; a locking member including a first locking member provided on the adjusting member and a second locking member provided on the bracket; and the contact part is fixed on the bracket and is matched with the switch to control the on-off of the switch.

In the above technical solution, further, a rotation point is provided on the bracket, the adjusting member is rotatably disposed on the bracket, the adjusting member includes a first end and a second end, the switch is disposed at the first end, and the first locking member is disposed at the second end.

In the above technical solution, further, the contact portion is disposed at an outer ring of the rotation point and the contact portion is a semicircle, the adjusting member is provided with a fixed block, the first locking member is a pawl, the pawl is mounted on the fixed block through a limit bolt, the pawl rotates with the limit bolt as a rotation point, the second locking member is a ratchet groove, the adjusting member rotates counterclockwise to separate the pawl from the ratchet groove, and the adjusting member rotates clockwise to embed the pawl into the ratchet groove.

In the above technical solution, further, two ends of the contact portion are set as transition edges, a slider, a spring, an elastic sheet, and a start block are arranged in the switch, a cavity for placing the spring is arranged in the switch, a rear end of the slider is embedded into the cavity, one end of the spring is fixed on the slider, the other end of the spring is fixed at the bottom of the cavity, an arc is arranged at the front end of the slider and protrudes out of the switch, a propping end is further arranged on the slider, the elastic sheet is arranged on the start block, a protruding block is arranged on the start block and is arranged at the lower end of the elastic sheet, the slider compresses the spring after moving, so that the propping end extrudes the elastic sheet and the elastic sheet contacts with the start block, and the switch is started.

In the above technical solution, further, the pawl is disengaged from the ratchet groove, the slider in the switch is in contact with the contact portion through the transition edge, the switch is turned on, the pawl is embedded in the ratchet groove, the slider in the switch is disengaged from the contact portion through the transition edge, and the switch is turned off.

The utility model has the advantages that: through simple operation, rotate the regulating part and come the cooperation state of control contact site and slider to the operating condition who controls the lawn mower through opening and close of switch, through the cooperation of pawl and thorn groove, lock or the unblock to the state of regulating part, effectively avoid touching the start-up that leads to the machine because of maloperation or mistake, avoid causing the injury to the transportation personnel, and shortened the pulling range of regulating part greatly, avoid appearing the maloperation and lead to causing the injury to the transportation personnel.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is an initial state front view of the present invention.

Fig. 2 is a rear view of the initial state of the present invention.

Fig. 3 is a front view of the present invention in a locked state.

Fig. 4 is a rear view of the locked state of the present invention.

Fig. 5 is a front view of the bracket of the present invention.

Fig. 6 isbase:Sub>A cross-sectional view of fig. 5 atbase:Sub>A-base:Sub>A according to the present invention.

Fig. 7 is a view showing the contact part and the switch in the initial state of the present invention.

Fig. 8 is a diagram showing the contact portion and the switch in a locked state according to the present invention.

Fig. 9 is an enlarged view of the position B in fig. 7 according to the present invention.

Fig. 10 is an enlarged view of the point C in fig. 8 according to the present invention.

In the figure, 1, an adjusting piece, 101, a first end, 102, a second end, 2, a support, 3, a contact part, 4, a switch, 5, a limiting bolt, 6, a fixed block, 7, a pawl, 8, a ratchet groove, 9, a transition edge, 10, a sliding block, 11, a spring, 12, an elastic sheet, 13, an actuating block, 14, a cavity, 15, a butting end and 16, a lug are arranged.

Detailed Description

Referring to fig. 1-10, the folding protection mechanism of the hand-push mower comprises a bracket 2 and an adjusting piece 1 movably arranged on the bracket 2, wherein a switch 4 is arranged on the adjusting piece 1; a locking member including a first locking member provided on the adjusting member 1 and a second locking member provided on the bracket 2; and the contact part 3 is fixed on the support 2 and is matched with the switch 4 to control the opening and closing of the switch 4.

The mechanism is arranged on the mower and connected with a starting motor on the mower, and is used for controlling the on-off of the starting motor of the mower to prevent the mower from being suddenly started during transportation and folding.

A pivot point is provided on the holder 2, at which the actuating element 1 is mounted such that the actuating element 1 can be pivoted on the holder 2, a first end 101 and a second end 102 are provided on the actuating element 1, the switch 4 is provided at the first end 101, and the first locking element is provided at the second end 102.

The contact part 3 is arranged on the outer ring part of a rotating point on the support 2 and fixed on the support 2, the contact part 3 is a semicircle, transition edges 9 are arranged at two ends of the contact part 3, the middle section of the contact part has a certain thickness, a fixing block 6 is arranged on the adjusting block, the first locking part is arranged on the fixing block 6, the first locking part is a pawl 7, a limit bolt 5 is arranged on the fixing block 6, the front end of the pawl 7 is a pawl 7 part, the rear end of the pawl 7 is arranged on the fixing block 6 through the limit bolt 5, the number of ratchet grooves 8 is three, the limit bolt 5 cannot limit the pawl 7 to rotate on the fixing block 6, the pawl 7 rotates by taking the limit bolt 5 as a rotating point, the second locking part is a ratchet groove 8, in order to prevent the pawl 7 from separating from the ratchet grooves 8, when the adjusting part 1 rotates counterclockwise, the pawl 7 can be separated from the ratchet grooves 8, and when the adjusting part 1 rotates clockwise, the pawl 7 can be embedded into the ratchet grooves 8.

A sliding block 10, a spring 11, an elastic sheet 12 and a starting block 13 are arranged in the switch 4, a cavity 14 for placing the spring 11 is arranged in the switch 4, the rear end of the sliding block 10 is embedded into the cavity 14, one end of the spring 11 is fixed at the rear end of the sliding block 10, the other end of the spring 11 is fixed at the upper wall of the cavity 14, in an initial state, the spring 11 is in a natural state, the front end of the sliding block 10 protrudes out of the outer end of the switch 4, when the sliding block 10 is matched with the contact part 3, the sliding block 10 moves upwards to compress the spring 11, in order to enable the front end of the sliding block 10 to be more smooth with the transition edge 9 on the contact part 3, the front end of the sliding block 10 is arranged to be an arc end, the starting block 13 is arranged at the right end of the sliding block 10, a tight abutting end 15 is arranged at the right part of the sliding block 10, the tight abutting end 15 is arranged as an inclined plane, a convex block 16 is arranged at the left side of the starting block 13, the elastic sheet 12 is arranged at the same time, the elastic sheet 12 is inclined, the convex block 16 is arranged at the lower end of the elastic sheet 12, in an initial state, the elastic sheet 12 is not in contact with the convex block 16, the starting block 13 cannot work at the moment, the switch 4 cannot control the starting motor, the mower can normally work, and when the elastic sheet 12 is in contact with the convex block 16, the starting block 13 works, so that the switch 4 controls the starting motor to be switched off, and the mower cannot be started.

The utility model discloses a working process: in an initial state, the pawl 7 is embedded into the ratchet groove 8, at this time, the slider 10 in the switch 4 is not in contact with the contact portion 3, the abutting end 15 does not press the elastic piece 12, so that the elastic piece 12 is in contact with the projection 16, when the adjusting member 1 is rotated counterclockwise during transportation, the pawl 7 is separated from the ratchet groove 8, at this time, the slider 10 in the switch 4 is matched with the contact portion 3 through the transition edge 9, the slider 10 moves upward to compress the spring 11, the abutting end 15 presses the elastic piece 12, so that the elastic piece 12 is in contact with the projection 16, the switch 4 is started, and after the switch 4 is started, the starting motor is controlled to be turned off, so that mowing cannot be started.

The above is only an embodiment of the present invention, and is not a limitation to the present invention in any form, and the present invention does not depart from the technical solution of the present invention, and the simple modification, equivalent change or modification made by the present invention all fall into the protection scope of the present invention.

Claims

1. A folding protection mechanism of a hand-push mower comprises a bracket and is characterized by also comprising a support,

the adjusting piece is movably arranged on the bracket and is provided with a switch;

the locking piece comprises a first locking piece arranged on the adjusting piece and a second locking piece arranged on the bracket;

and the contact part is fixed on the bracket and is matched with the switch to control the on-off of the switch.

2. The push mower fold protection mechanism of claim 1 wherein said bracket has a pivot point, said adjustment member is pivotally disposed on said bracket, said adjustment member includes a first end and a second end, said switch is disposed at said first end, and said first locking member is disposed at said second end.

3. The folding protection mechanism for a hand-push mower according to claim 2, wherein the contact portion is disposed at an outer circle of the rotation point and the contact portion is a semicircle, the adjusting member is provided with a fixed block, the first locking member is a pawl, the pawl is mounted on the fixed block through a limit bolt, the pawl rotates with the limit bolt as a rotation point, the second locking member is a ratchet groove, the counterclockwise rotation of the adjusting member disengages the pawl from the ratchet groove, and the clockwise rotation of the adjusting member engages the pawl into the ratchet groove.

4. The folding protection mechanism of a hand-push mower as claimed in claim 3, wherein two ends of the contact portion are arranged as transition edges, a slider, a spring, an elastic sheet and a start block are arranged in the switch, a cavity for placing the spring is arranged in the switch, the rear end of the slider is embedded into the cavity, one end of the spring is fixed on the slider, the other end of the spring is fixed at the bottom of the cavity, the front end of the slider is provided with an arc and protrudes out of the switch, the slider is further provided with a butting end, the elastic sheet is arranged on the start block, the start block is provided with a projection and is arranged at the lower end of the elastic sheet, the slider compresses the spring after moving, so that the butting end extrudes the elastic sheet and the elastic sheet is in contact with the projection, and the switch is started.

5. The fold protection mechanism of a push mower as claimed in claim 4, wherein said pawl is disengaged from said ratchet groove, said slider in said switch is in contact with said contact portion through said transition edge, said switch is actuated, said pawl is engaged in said ratchet groove, said slider in said switch is disengaged from said contact portion through said transition edge, and said switch is closed.