CN211353107U

CN211353107U - Garden tool

Info

Publication number: CN211353107U
Application number: CN201921469580.3U
Authority: CN
Inventors: 蒋锋
Original assignee: Globe Jiangsu Co Ltd
Current assignee: Globe Jiangsu Co Ltd
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-08-28
Anticipated expiration: 2029-09-05

Abstract

The utility model provides a garden tool, include the main part, install walking wheel on the main part and set up the control panel on the main part, control panel is including walking control assembly from walking, it includes from walking starting piece to walk control assembly, control panel still includes the switch that cruises, starts after the garden tool, promotes from walking starting piece, garden tool begins to walk by oneself, under the switch open mode that cruises, loosens from walking starting piece, garden tool continues to walk by oneself. Therefore, the safety of an operator can be guaranteed, and the operation and the control are convenient.

Description

Garden tool

Technical Field

The utility model relates to a garden instrument especially relates to a control convenient, the safe in utilization convenient garden instrument.

Background

The existing mower is mostly provided with a self-walking function in order to save the physical strength of an operator, namely, the existing mower provides power for walking of the mower. In order to ensure the safety performance, a normally open trigger type button is mostly adopted as a switch of a self-walking function of the mower, the switch triggering the self-walking function needs to be pressed all the time, and when an operator loosens the switch, the self-walking stops immediately.

Although such a design can ensure the safety of the operator, it also causes inconvenience to the operator.

In view of the above, there is a need for an improved lawn mower to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a garden instrument, this garden instrument both can guarantee operator's safety, conveniently controls again.

In order to achieve the above object, the utility model provides a garden tool, include the main part, install walking wheel on the main part and set up the control panel on the main part, control panel includes from walking control assembly, from walking control assembly including walking starting up the piece, control panel still includes the switch that cruises, starts after the garden tool, promotes from walking starting up the piece, garden tool begins to walk by oneself, under the switch on-state that cruises, loosens from walking starting up the piece, garden tool continues to walk by oneself.

As a further improvement, the self-propelled starting device closes the cruise switch after the self-propelled starting, and the garden tool stops self-propelling.

As a further improvement, the self-propelled starting piece is pushed once more after the self-propelled starting, the garden tool stops self-propelling.

As a further improvement, the control panel further comprises a main knife control assembly, the main knife control assembly comprises a main knife pull rod, the main knife pull rod keeps the starting state in the operation process of the garden tool, and the main knife pull rod is loosened after self-walking starting, and the garden tool stops self-walking.

As a further improvement of the utility model, control panel passes through the push rod to be installed on the main part, control panel includes upper panel and lower panel, just upper panel and lower panel form jointly and are used for installing control panel the installation department on the push rod and be used for integrated installation from walking control assembly's the portion of acceping, the switch that cruises is located one side towards garden instrument operator of installation department.

As a further improvement of the utility model, the garden tool further comprises a self-propelled motor and a self-propelled switch, the self-propelled switch with the self-propelled starting piece is connected, so as to promote after the self-propelled starting piece, self-propelled switch send signal give the self-propelled motor starts the self-propelled motor.

As the utility model discloses a further improvement, self-walking starter is for self-walking the start-up plectrum, self-walking the start-up plectrum is equipped with the boss of starting, promotes self-walking behind the start-up plectrum, the boss of starting arrives self-walking the contact of switch, self-walking the closed circular telegram of switch, self-walking the motor start.

As a further improvement of the present invention, the self-propelled control assembly further includes a pusher return spring connected to the self-propelled start pusher, the elastic force of the pusher return spring makes the self-propelled start pusher returns to the initial position, and the self-propelled motor stops operating.

As a further improvement of the utility model, from walking the control assembly still include the speed governing dial the button and with the potentiometre that the button links to each other is dialled to the speed governing, be equipped with the tooth on the button is dialled to the speed governing, just the tooth that the button was dialled to the speed governing with the speed governing pinion of connecting on the potentiometre links to each other, in order to adjust garden instrument from walking speed.

As a further improvement of the present invention, the self-propelled control assembly further comprises a damping spring, one end of the damping spring is fixed, and the other end extends out of the tooth space of the speed-regulating toggle button, when adjusting the speed-regulating toggle button, the other end of the damping spring can make the speed-regulating toggle button be touched.

The utility model has the advantages that: the utility model discloses a garden instrument is through setting up the switch that cruises on control panel to after starting garden instrument, promote from walking starting piece, garden instrument begins to walk by oneself, and under the state that the switch that cruises was opened, loosens from walking starting piece after, garden instrument can continue to walk by oneself, so, not only can guarantee operator's safety, conveniently controls moreover.

Drawings

Fig. 1 is a perspective view of the garden tool of the present invention.

Fig. 2 is another perspective view of the garden tool shown in fig. 1.

Fig. 3 is a partially enlarged view of the control panel of fig. 2.

Fig. 4 is an exploded perspective view of the control panel shown in fig. 3.

Fig. 5 is a schematic view of the main blade control assembly with the top panel removed.

Fig. 6 is a schematic view of the self-propelled control assembly with the upper lid removed.

Fig. 7 is a partial cross-sectional view of the self-propelled actuation paddle in an initial position.

Fig. 8 is a partial sectional view of the self-propelled start lever touching the self-propelled switch.

Fig. 9 is a partially enlarged view of the speed knob in cooperation with the potentiometer.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

It should be noted that, in order to avoid obscuring the present invention with unnecessary details, only the structures and/or processing steps closely related to the aspects of the present invention are shown in the drawings, and other details not relevant to the present invention are omitted.

In addition, it is also to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Referring to fig. 1 to 3, the present invention discloses a gardening tool, in one embodiment, a lawn mower. The mower 100 comprises a main body 10, a road wheel 20 mounted on the main body 10, a push rod 30 arranged behind the main body 10 and extending obliquely upward, and a control panel 40 for controlling the mower 100 to work. Preferably, the control panel 40 is mounted on the main body 10 through the push rod 30.

The main body 10 includes a main blade for cutting grass blades, a main blade motor for driving the main blade, a self-propelled motor for driving the travelling wheels 20 to self-propel, and a power supply for supplying power to the main blade motor. The push rod 30 is a U-shaped structure, and includes a pair of side rods 31 and an upper push rod 32 connected to the side rods 31, and the upper push rod 32 is a three-section structure and can be easily grasped by an operator when being used as a control part. Other structures of the body portion 10 and the push rod 30 are not described in detail since they are prior art.

The control panel 40 is an inverted T-shaped structure fixed to the push rod 30, and includes a transversely extending mounting portion 41 mounted on the pair of side bars 31 and a receiving portion 42 extending rearward from the middle of the mounting portion 41. The control panel 40 is disposed near the top of the push rod 30, and the receiving portion 42 is disposed adjacent to the push rod 32.

Referring to fig. 4 and 5, the control panel 40 includes an upper panel 50, a lower panel 60, a main blade control assembly 70 and a self-propelled control assembly 80. The mounting part 41 is formed by the upper panel 50 and the lower panel 60 together, and is used for mounting the control panel 40 on the push rod 30; the receiving portion 42 is used for integrally mounting the main blade control unit 70 and the autonomous control unit 80. Preferably, the receiving portion 42 is provided with a first cavity 43 and a second cavity 44, and the first cavity 43 is formed by the upper panel 50 and the lower panel 60, and the main blade control assembly 70 of the lawn mower 100 is installed in the first cavity 43.

The main blade control assembly 70 includes a main blade button 71, a first main blade control switch 72 connected to the main blade button 71, a main blade pull rod 73, and a second main blade control switch 74 connected to the main blade pull rod 73. The main knife button 71 is fixed on the lower panel 60 by a pressing plate 75, and the main knife button 71 can reciprocate along the axial direction of the control panel 40. The first main knife control switch 72 is controlled by a main knife button 71, a button return spring 76 is further arranged between the main knife button 71 and the first main knife control switch 72, when no external force acts, the main knife button 71 is in a bouncing state, and the main knife button 71 is not in contact with the first main knife control switch 72. The main knife button 71 is in a point contact type, and when the main knife button 71 is started, the main knife button 71 is pressed to touch the first main knife control switch 72 to send a signal, and then the main knife button 71 can be released, so that the main knife button 71 rebounds under the action of the button return spring 76.

The main knife pull rod 73 is matched with the upper push rod 32 of the push rod 30 in shape for the operation comfort of an operator, and is also of a three-segment structure. A pull rod pressing block 77 is arranged between the main knife pull rod 73 and the second main knife control switch 74, and the pull rod pressing block 77 is used for contacting with or separating from the second main knife control switch 74. Specifically, the main knife pull rod 73 is provided with a press block return spring 78, when the main knife pull rod 73 is pulled close, the main knife pull rod 73 drives the pull rod press block 77 to move, and the second main knife control switch 74 is triggered and sends a signal; when the main knife pull rod 73 is loosened, the pressing block return spring 78 applies elastic restoring force to the pull rod pressing block 77 to abut against the pull rod pressing block 77 to be separated from the second main knife control switch 74, and at the moment, the main knife pull rod 73 is separated from the upper push rod 32 of the push rod 30 to return.

At start-up of the lawnmower 100, it is necessary to touch the main blade button 71 and pull the main blade pull rod 73 to control the first main blade control switch 72 and the second main blade control switch 74 to send signals, respectively. In the present invention, the main-blade motor of the mower 100 can be started only by starting the main-blade button 71 and the main-blade lever 73 for a predetermined time (preferably 5 seconds).

Specifically, when the main blade button 71 is pressed, the first main blade control switch 72 is triggered and sends a signal to the control panel 40, and the main blade pull rod 73 is pulled within a certain time period to be attached to the upper push rod 32 on the top of the push rod 30, and at this time, the second main blade control switch 74 is triggered and sends a signal to the control panel 40, and the main blade motor of the lawn mower 100 is started to drive the main blade to rotate. When the specified time is exceeded, the main knife pull rod 73 is pulled, the main knife motor cannot be started, the main knife button 71 needs to be touched again, and the main knife pull rod 73 is pulled again, so that the main knife motor can be started.

Of course, the two actions of clicking the main-knife button 71 and pulling the main-knife pull rod 73 are not sequential, but the first main-knife control switch 72 and the second main-knife control switch 74 must be both triggered to activate the main knife. After starting, the main knife button 71 is in a point contact type, so that the main knife button is not required to be pressed all the time; while the main blade tension rod 73 must be kept in a pulled state. This is because: once the main-blade tension bar 73 is released, the mower 100 will stop immediately regardless of the state of the main-blade button 71. By the arrangement, the simplicity and convenience of operation can be guaranteed, and the safety of operation is guaranteed.

Referring to fig. 4 and fig. 6 to 9, an upper box cover 51 is disposed above the upper panel 50, the second cavity 44 is formed between the upper box cover 51 and the upper panel 50, and the second cavity 44 is located above the first cavity 43 for installing and accommodating the self-propelled control assembly 80. The self-propelled control assembly 80 comprises a self-propelled starting member 81, a self-propelled switch 82 connected with the self-propelled starting member 81, a speed regulation dial button 83 and a potentiometer 84 connected with the speed regulation dial button 83. After the self-propelled starting member 81 is pushed, the self-propelled switch 82 sends a signal to the self-propelled motor and starts the self-propelled motor.

Preferably, the self-propelled starting member 81 is a self-propelled starting shifting piece, the self-propelled starting shifting piece 81 is pivotally connected to the control panel 40 along a pivot, and a shifting piece return spring 85 is arranged between the self-propelled starting shifting piece 81 and the control panel 40. When the self-propelled starting poking sheet 81 is pushed forward, the self-propelled starting poking sheet 81 touches the self-propelled switch 82, and the self-propelled switch 82 sends a signal to the control panel 40 to start the self-propelled motor. When the self-propelled starting poking piece 81 is not pressed any more, the self-propelled starting poking piece 81 returns to the initial position by the elastic force of the poking piece return spring 85, and the self-propelled motor stops running.

Specifically, the self-propelled starting paddle 81 is provided with a starting boss 810, and when the self-propelled starting paddle 81 is pushed, the starting boss 810 starts to the contact 820 of the self-propelled switch 82, the self-propelled switch 82 is turned on, and the self-propelled motor is started.

The speed regulating dial button 83 is provided with teeth, and the teeth of the speed regulating dial button 83 are connected with the speed regulating pinion 86 connected to the potentiometer 84, so that the signal output from the potentiometer 84 to the control panel 40 can be regulated by regulating the speed regulating dial button 83, and the self-propelled speed of the mower 100 can be regulated. In the present embodiment, the self-travel speed can be adjusted either before the self-travel start paddle 81 is pressed or after the self-travel start paddle 81 is pressed.

In the self-walking process, the self-walking starting poking piece 81 can be loosened in a short time (preferably 1.5s), the speed regulating poking button 83 is adjusted, the self-walking motor still runs normally, and after the speed regulating poking button 83 is adjusted, the self-walking starting poking piece 81 is pressed again, the self-walking motor still continues to run, and in the process, the mower 100 can keep self-walking all the time. If the time for releasing the self-propelled start paddle 81 exceeds 1.5 seconds, the control panel 40 does not detect either the signal from the potentiometer 84 or the signal from the self-propelled switch 82, and therefore the self-propelled motor immediately stops operating.

Preferably, the self-propelled control assembly 80 further comprises a damping spring 87 installed in the second cavity 44 between the upper case cover 51 and the upper panel 50, wherein one end of the damping spring 87 is fixed on the upper panel 50, and the other end thereof extends to the tooth space of the speed adjusting dial 83. When the speed adjusting dial 83 is adjusted, the other end of the damping spring 87 triggers the speed adjusting dial 83, so that the operation has a manipulation feeling.

If the damping torsion spring 87 is not provided, the installation clearance of the speed-regulating shifting knob 83 needs to be ensured by the assembling clearance of the upper box cover 51, the upper panel 50 and the self-propelled starting shifting piece 81 to ensure the tightness of the speed-regulating shifting knob 83 during the movement, and if the tightness is too large, the speed-regulating shifting knob 83 can rotate by itself under the condition of the vibration of the whole machine; under the condition of over-tightness, the hand can not be moved or the hand feeling is not good; and the utility model discloses after having increased damping torsional spring 87, not only can prevent the inoperative rotation of speed governing shifting knob 83, can also guarantee operation safety.

The utility model discloses will main sword control assembly 70 and self-propelled control assembly 80 are integrated to be installed in control panel 40's the portion 42 that holds, just main sword button 71, main sword pull rod 73, self-propelled start-up plectrum 81 and speed governing plectrum 83 all locate control panel 40 towards the one side of lawn mower operator to form one and control the district. The control panel 40 is provided with two openings on one side facing an operator of the lawn mower, specifically, a first opening 61 arranged on the lower panel 60 and a second opening 52 arranged on the upper panel 50, the main blade button 71 and the speed-regulating dial button 83 are respectively arranged in the first opening 61 and the second opening 52, the main blade button 71 is located at the lower part of the control area, and the speed-regulating dial button 83 is located at the middle part of the control area. The self-propelled starting shifting piece 81 and the main knife pull rod 73 are both pivotally connected to the control panel 40, and the self-propelled starting shifting piece 81 and the main knife pull rod 73 are both located at the upper part of the control area.

Further, the self-propelled starting poking piece 81, the main knife pull rod 73 and the upper push rod 32 are all arranged adjacently, so that an operator can grasp the self-propelled starting poking piece 81, the main knife pull rod 73 and the upper push rod at the same time, and control the self-propelled starting poking piece 81 and the main knife pull rod 73 at the same time. Referring to fig. 5, when the self-propelled start lever 81 and the main blade tension bar 73 are rotated in a direction to approach each other, that is, the main blade tension bar 73 is rotated backward in the direction F1, and the self-propelled start lever 81 is rotated forward in the direction F2, so that the operator can start both the self-propelled start lever and the main blade tension bar at the same time when gripping the main blade tension bar and the main blade tension bar, and does not need to make a large movement.

As shown in fig. 2 to 4, the control panel 40 further includes a cruise switch 90, and the cruise switch 90 is disposed on a side of the mounting portion 41 facing an operator for facilitating the operation of the operator. The cruise switch 90 has two modes, an on mode and an off mode, in which the mower 100 starts and self-runs according to the existing starting mode; in the on mode, when the mower 100 is started, the self-propelled starting paddle 81 is pushed, the mower 100 starts self-propelling, and when the self-propelled starting paddle 81 is released, the mower 100 continues self-propelling.

Of course, if the lawn mower 100 is self-propelled for a while, and wants to stop the self-propelling, the self-propelling can be stopped in the following three ways: once the cruise switch 90 is turned off, the mower 100 immediately stops walking; secondly, the self-walking starting poking piece 81 is pushed again, and the mower 100 stops self-walking immediately; and thirdly, releasing the main cutter pull rod 73, and immediately stopping the self-walking of the mower 100.

When the mower 100 of the utility model is started, the main cutter button 71 can be pressed down first, the main cutter pull rod 73 is pulled to be attached to the push rod 30 within a certain time, or the main cutter pull rod 73 is pulled to be attached to the push rod 30 first, and then the main cutter button 71 is pressed down; after the first main blade control switch 72 and the second main blade control switch 74 are triggered one after another within a certain time, the main blade motor of the lawn mower 100 is started to drive the main blade to rotate.

When self-walking is started, under the state that the whole machine is electrified, the self-walking starting poking piece 81 is pushed forwards, the starting lug boss 810 of the self-walking starting poking piece 81 starts to start to the contact 820 of the self-walking switch 82, the self-walking switch 82 is closed and electrified, and then the self-walking motor starts to work.

When the cruise switch 90 is turned off and the self-propelled start paddle 81 is released, the self-propelled start paddle 81 returns to the home position by the action of the paddle return spring 85, the self-propelled switch 82 is turned off, and the self-propelled motor stops operating. When the cruise switch 90 is turned on and the self-propelled start paddle 81 is released, the self-propelled motor continues to operate, and the lawnmower 100 can continue to self-propel.

When the self-walking speed needs to be adjusted, the speed-adjusting dial button 83 is dialed leftwards or rightwards, the teeth of the speed-adjusting dial button 83 are meshed with the tooth-shaped structure of the speed-adjusting pinion 86, so that the rotating speed of the self-walking motor can be changed by adjusting the resistance value, and then the self-walking speed is changed.

The utility model discloses it is integrated in an organic whole with self-propelled control assembly 80 and main sword control assembly 70, install control panel 40's portion 42 of acceping to control the district and set up in control panel 40 towards one side of operator, just main sword button 71, main sword pull rod 73, self-propelled start plectrum 81 and speed governing are dialled button 83 and are close to the setting each other, especially need keep the self-propelled start plectrum 81 and the main sword pull rod 73 of controlling to be close to the setting with last push rod 32 respectively in the operation process, thereby in operation process, operator's both hands need not to do big removal, can accomplish control panel 40, convenient and fast.

Meanwhile, the cruise switch 90 is arranged on the control panel 40, so that when the self-walking is started, the self-walking continuing effect after the self-walking starting poking piece 81 is released can be achieved by starting the cruise switch 90; when self-walking needs to be stopped, the self-walking switch 90 is turned off, the self-walking starting poking sheet 81 is pushed again, and the main knife pull rod 73 is loosened, so that the operation is simple and easy to realize.

To sum up, when the garden tool of the present invention is opened, the two actions of opening the main knife button 71 and opening the main knife pull rod 73 can be performed at intervals, but need to be completed within a certain time; after the self-propelled starting shifting piece 81 is started, the self-propelled starting shifting piece 81 can be loosened, the speed regulation shifting button 83 is adjusted in a short time, and the self-propelled motor still runs normally; by the arrangement, the simplicity and convenience of operation can be guaranteed, and the safety of operation is guaranteed.

In addition, by arranging the cruise switch 90 on the control panel 40, after the garden tool is started, the self-propelled starting shifting piece 81 is pushed, the garden tool starts to self-propel, and when the cruise switch 90 is turned on, the self-propelled starting shifting piece 81 is released, the garden tool can continue to self-propel, so that the safety of an operator can be guaranteed, and the garden tool is convenient to operate and control.

The above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a garden tool, includes the main part, installs walking wheel on the main part and sets up the control panel on the main part, control panel includes from walking control assembly, from walking control assembly including walking starting piece, its characterized in that: the control panel also comprises a cruise switch, after the garden tool is started, the self-walking starting piece is pushed, the garden tool starts to self-walk, and in the starting state of the cruise switch, the self-walking starting piece is released, and the garden tool continues to self-walk.

2. The gardening tool according to claim 1, wherein: after the self-walking is started, the cruise switch is turned off, and the garden tool stops self-walking.

3. The gardening tool according to claim 1, wherein: after the self-walking is started, the self-walking starting piece is pushed again, and the garden tool stops self-walking.

4. The gardening tool according to claim 1, wherein: the control panel still includes main sword control assembly, main sword control assembly includes the main sword pull rod, the main sword pull rod keeps the starting condition at garden instrument operation in-process, from walking the start-up back, loosens the main sword pull rod, garden instrument stops from walking.

5. The gardening tool according to claim 1, wherein: control panel passes through the push rod to be installed on the main part, control panel includes upper panel and lower panel, just upper panel and lower panel form jointly and are used for installing control panel at the installation department on the push rod and be used for integrated installation from walking control assembly's portion of acceping, the switch that cruises is located one side towards garden instrument operator of installation department.

6. The gardening tool according to claim 1, wherein: the garden tool further comprises a self-propelled motor and a self-propelled switch, wherein the self-propelled switch is connected with the self-propelled starting piece, so that after the self-propelled starting piece is pushed, the self-propelled switch sends a signal to the self-propelled motor and starts the self-propelled motor.

7. The gardening tool according to claim 6, wherein: the self-propelled starting piece is a self-propelled starting shifting piece, the self-propelled starting shifting piece is provided with a starting boss, after the self-propelled starting shifting piece is pushed, the starting boss starts to a contact of the self-propelled switch, the self-propelled switch is closed and powered on, and the self-propelled motor is started.

8. The gardening tool according to claim 7, wherein: the self-propelled control assembly further comprises a shifting piece return spring connected with the self-propelled starting shifting piece, the self-propelled starting shifting piece returns to the initial position through the elastic force of the shifting piece return spring, and the self-propelled motor stops running.

9. The gardening tool according to claim 1, wherein: the self-walking control assembly further comprises a speed-regulating shifting button and a potentiometer connected with the speed-regulating shifting button, wherein teeth are arranged on the speed-regulating shifting button, and the teeth of the speed-regulating shifting button are connected with a speed-regulating pinion connected to the potentiometer so as to adjust the self-walking speed of the garden tool.

10. The gardening tool according to claim 9, wherein: the self-propelled control assembly further comprises a damping spring, one end of the damping spring is fixed, the other end of the damping spring extends out of the tooth space of the speed-regulating shifting button, and when the speed-regulating shifting button is regulated, the other end of the damping spring enables the speed-regulating shifting button to be triggered.