CN218388744U - Hand-push type lawn mower - Google Patents
Hand-push type lawn mower Download PDFInfo
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- CN218388744U CN218388744U CN202123436780.9U CN202123436780U CN218388744U CN 218388744 U CN218388744 U CN 218388744U CN 202123436780 U CN202123436780 U CN 202123436780U CN 218388744 U CN218388744 U CN 218388744U
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Abstract
The utility model discloses a hand propelled lawn mower, include: the mowing machine comprises a main body, an operating rod connected with the main body, a blade arranged on the main body, a mowing motor driving the blade to rotate, wheels supporting the main body and a self-driving motor driving the wheels to rotate; the hand-push type lawn mower also comprises a controller, a mowing switch, a self-driving switch and a public switch which are respectively connected with the controller, when the mowing switch is switched on, the mowing motor is not started, the public switch is started at the same time, the mowing motor is started to work, the self-driving switch is started again, and the self-driving motor is started to start to walk. The utility model discloses a cut grass and drive certainly and all can realize by two switches switch-on through making hand propelled lawn mower, the security is higher.
Description
[ technical field ]
The utility model relates to a gardens electric tool field especially relates to a hand propelled lawn machine.
[ background art ]
Hand propelled lawn machines are generally machines used by users for trimming domestic lawns. When a user pushes the hand-push type lawn mower on the lawn for a long time to trim the lawn, the user can consume large physical power, and the hand-push type lawn mower capable of realizing self-driving appears on the market in order to reduce the labor intensity of operators. The existing independent self-driving hand-push lawn mower can start self-driving only by one-key starting, and the risk of emergency caused by misoperation exists.
Please refer to chinese patent application publication No. CN108781713B, published on 12.1.2020, which discloses a mower, wherein a trigger is started to control a driving motor to work, so as to realize self-driving of the mower; the working trigger controls the starting of the working motor to realize the mowing function; when mowing, a user needs to press the safety key and then rotate the working trigger to realize the mowing function; when the self-driving is carried out, the user only needs to press the starting trigger to realize the self-driving. The operation mode can reduce the risk generated when the hand-push type lawn mower carries out mowing operation, but can not reduce the risk brought by sudden self-driving of the hand-push type lawn mower due to mistaken collision of an operator.
In view of the above, there is a need for an improved hand-push lawn mower for garden use, which overcomes the drawbacks of the prior art.
[ contents of utility model ]
To the not enough of prior art, the utility model aims to provide an avoid maloperation to lead to hand propelled lawn mower of emergency risk.
The utility model provides a prior art problem can adopt following technical scheme: a hand propelled lawn machine comprising: the mowing machine comprises a main body, an operating rod connected with the main body, a blade arranged on the main body, a mowing motor driving the blade to rotate, wheels supporting the main body and a self-driving motor driving the wheels to rotate; the method is characterized in that: the hand-push type lawn mower comprises a controller, a mowing switch, a self-driving switch and a public switch, wherein the mowing switch, the self-driving switch and the public switch are respectively connected to the controller, when the mowing switch is switched on, the mowing motor is not started, the public switch is started at the same time, the mowing motor is started to work, the self-driving switch is started again, and the self-driving motor is started to start to walk.
The further improvement scheme is as follows: the mowing switch and the public switch are at least kept in a state of being simultaneously switched on, and the mowing switch is switched off after the mowing motor is started.
The further improvement scheme is as follows: the operating rod is located the main part both sides and parallel arrangement, the operating rod is in the opposite one end of main part is equipped with handle and control panel, control panel transversely install in the operating rod, the switch of mowing and public switch install in on control panel, the switch of driving certainly install in on the handle.
The further improvement scheme is as follows: the mowing switch comprises a key positioned on the control panel and a first microswitch positioned in the control panel and abutted against the key, one end of the first microswitch is grounded, and the other end of the first microswitch is connected with the controller.
The further improvement scheme is as follows: the public switch comprises an annular operating rod and a second microswitch connected with the annular operating rod, the annular operating rod comprises a rotating shaft arranged in the control panel, an adapter connected with the second microswitch in an abutting mode is arranged on the rotating shaft, one end of the second microswitch is grounded, and the other end of the second microswitch is connected with the controller.
The further improvement scheme is as follows: the handle is U-shaped, and includes the first portion of gripping that is on a parallel with control panel, connect respectively in second portion of gripping and the third portion of gripping of first portion both ends, second portion of gripping and third portion of gripping connect respectively in the action bars.
The further improvement scheme is as follows: the self-driven switch comprises at least one trigger pivoted on the handle, and the trigger is arranged in an included angle area formed by the first holding part and the second holding part or the third holding part in an L-shaped or arc-shaped manner.
The further improvement scheme is as follows: the trigger is connected with a microswitch respectively, the trigger extends towards the control panel in a protruding mode and extends out of the surface of the inner side of the first holding portion in a protruding mode, one end of the microswitch is grounded, and the other end of the microswitch is connected with the controller respectively.
The further improvement scheme is as follows: the second holding part and the third holding part are symmetrical about a symmetrical plane.
The further improvement scheme is as follows: the second holding part and the third holding part are respectively provided with a pivot shaft, one end of the trigger is arranged on the pivot shaft and can rotate relative to the pivot shaft, and the other end of the trigger is respectively abutted against the microswitch.
Compared with the prior art, the utility model discloses following beneficial effect has: by arranging the public switch and simultaneously starting the public switch when the mowing switch is switched on, the mowing motor starts to work, the self-driven switch is started again, the self-driven motor starts to walk, the risk of emergency occurrence caused by misoperation under the condition that mowing or self-driving can be started by one-key starting is avoided, and the safety is high.
[ description of the drawings ]
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings:
FIG. 1 is a schematic view of the whole lawn mower;
FIG. 2 is an exploded view of the push type lawn mower switch of the present invention;
FIG. 3 is a cross-sectional view of the handle of the hand-propelled lawn mower of the present invention;
fig. 4 is a circuit diagram of the hand-push lawn mower of the present invention.
The meaning of the reference symbols in the figures:
hand-push lawn mower 100 main body 1
First adaptor 672 and second adaptor 673
[ detailed description of the invention ]
The present invention will be described in further detail with reference to the accompanying drawings and embodiments.
Please refer to fig. 1, which is a schematic view of the whole machine of the hand-push lawn mower 100 of the present invention, the hand-push lawn mower 100 includes a main body 1, a power source 2 installed in the main body, a front roller 3 and a rear roller 4 supporting the main body 1, and an operating rod 5 located at two sides of the main body 1 and arranged in parallel, one end of the operating rod 5 is connected to the main body 1, the operating rod 5 is provided with a control panel 6 and a handle 7 at the other end opposite to the main body 1, the control panel 6 is transversely installed on the operating rod 5, and the handle 7 is connected to the operating rod 5 through the control panel 6; a self-driven switch is arranged on the handle 7; the control panel 6 is provided with a mowing switch and a public switch.
Referring to fig. 2, in order to illustrate an exploded view of the switch of the hand-push lawn mower 100 of the present invention, the control panel 6 includes an upper plate cover 61, a lower plate cover 62, an illumination knob 63, a speed-adjusting knob 64, the mowing switch and a public switch. The mowing switch comprises a key 65 and a first microswitch 66 which is positioned in the control panel 6 and is abutted against the key 65; the common switch comprises an annular operating rod 67 and a second microswitch 68 connected with the annular operating rod 67; the annular operating rod 67 comprises a rotating shaft 671 installed in the control panel 6, and an adapter abutted against the second microswitch 68 is arranged on the rotating shaft 671; in this embodiment, the adaptor is composed of two parts, namely a first adaptor 672 and a second adaptor 673, the first adaptor 672 and the second adaptor 673 are connected by a cylindrical pin 674, the second adaptor 673 can rotate relative to the first adaptor 672, the first adaptor 672 comprises a protrusion (not shown) extending to the second microswitch 68, one end of the second adaptor 673 and the protrusion are respectively provided with a through hole (not shown), a spring 675 is installed between the through holes, the other end of the second adaptor 673 abuts against the second microswitch 68, one end of the second adaptor 673 is installed to be staggered with the protrusion, the annular operating rod 67 is pulled to drive the first adaptor 672 to rotate, and the second adaptor 673 triggers the second microswitch 68 only after the annular operating rod 67 is pulled to a certain angle because the spring force of the spring 675 is greater than the switching force of the second microswitch 68; through the staggered installation of the two adapters, the structure of the control panel 6 can be more compact, and the space is saved.
Referring to fig. 3, which is a cross-sectional view of the handle 7 of the hand-push lawn mower 100 of the present invention, the handle 7 is U-shaped, and includes a first holding portion 71 parallel to the control panel 6, and a second holding portion 72 and a third holding portion 73 respectively connected to two ends of the first holding portion 71, wherein the second holding portion 72 and the third holding portion 73 are respectively connected to the operating rod 5; the self-driven switch comprises at least one trigger pivoted on the handle 7, the triggers are respectively connected with microswitches, in the embodiment, the number of the triggers is two, namely, the triggers 74 and 75, the number of the microswitches is also two, namely, a third microswitch 76 and a fourth microswitch 77 which are respectively connected with the two triggers 74 and 75, the third microswitch 76 and the fourth microswitch 77 are installed inside the first holding part 71, and the two triggers 74 and 75 protrude towards the control panel 6 and protrude out of the surface of the inner side of the first holding part 71. The second holding portion 72 and the third holding portion 73 are symmetrical with respect to a symmetry plane (not shown), the two triggers 74 and 75 are symmetrical with respect to the symmetry plane, and the second holding portion 72 and the third holding portion 73 are respectively provided with a pivot. The two triggers 74 and 75 are respectively installed at two ends of the first holding portion 71, and are arranged in an included angle area formed by the first holding portion 71 and the second holding portion 72 or the third holding portion 73 in an L-shaped or arc-shaped manner, one end of each of the two triggers 74 and 75 is provided with a circular hole (not shown) which is nested on the pivot shaft 78 through the circular hole and can rotate relative to the pivot shaft 78, the other end of each of the two triggers 74 and 75 respectively abuts against the third micro switch 76 and the fourth micro switch 77, and part of each of the two triggers is exposed out of the handle 7 for operation of a user, and the user can trigger the micro switch correspondingly connected with the two triggers 74 and 75 or any one of the two triggers 74 and 75. By this arrangement, the user can hold the handle 7 from different directions to activate the self-driving switch, the two triggers 74 and 75 are located inside the handle 7, the user needs to hold the handle 7 completely to activate the self-driving switch, and the risk of false activation during pushing of the conventional hand-push lawn mower is avoided.
Please refer to fig. 4, which is a circuit diagram of the hand-push lawn mower 100 of the present invention, one end of the first micro switch 66, the second micro switch 68, the third micro switch 76 and the fourth micro switch 77 is grounded, the other end is connected to the controller 8, the first micro switch 66, the second micro switch 68, the third micro switch 76 or the fourth micro switch 77 is closed and sends a switch-on signal to the controller 8, the hand-push lawn mower 100 executes corresponding work, and the switch-on signal is a low level signal.
When the hand-push type lawn mower 100 mows, the mowing switch is turned on, the mowing motor is not started, the public switch is started at the same time, the mowing motor starts to work, the mowing switch is turned off, or the self-driven motor starts to walk when the self-driven switch is started at the same time. In this embodiment, when the user pushes the button 65 for a long time to trigger the mowing switch, the first micro switch 66 is closed, the ring-shaped operating rod 67 is pulled to trigger the common switch within the on signal maintaining time of mowing, the second micro switch 68 is closed, the mowing motor (not shown) starts to operate, and at this time, the mowing switch may be opened, and the hand-push type lawn mower 100 still mows; when the hand-push type lawn mower 100 is driven by itself, a user needs to pull the annular operating rod 67 to trigger the common switch, so that the second microswitch 68 is closed, simultaneously toggle the two triggers 74 and 75 or toggle any one of the two triggers 74 and 75 to trigger the self-drive switch, so that the third microswitch 76 and the fourth microswitch 77 are closed or any one of the two triggers is closed, a self-drive connection signal is sent to the controller 8, and the self-drive motor (not shown) starts to work; when the hand-push type lawn mower 100 mows grass and drives itself at the same time, in this embodiment, the hand-push type lawn mower 100 pulls the self-driving switch based on mowing grass, presses the button 65 for a long time to trigger the mowing switch, closes the first micro switch 66, pulls the ring-shaped operating lever 67 to trigger the common switch within the on signal maintaining time of mowing grass, closes the second micro switch 68, sends the mowing on signal to the controller 8, starts the mowing motor (not shown) to operate, simultaneously pulls the two triggers 74, 75 or any one of the two triggers 74, 75 to trigger the self-driving switch, closes the third micro switch 76 and the fourth micro switch 77 or any one of the two triggers, sends the self-driving on signal to the controller 8, and starts the self-driving motor to operate.
The utility model discloses hand propelled lawn mower is through being equipped with public switch, and when the switch-on of mowing, starts simultaneously public switch, the motor that mows starts work, restarts from driving the switch, from driving the motor start walking, avoided starting just can start to mow or from driving under the condition, there is the risk that the maloperation leads to emergency to take place in a key, and the security is higher.
The present invention is not limited to the above-described embodiments. It will be readily appreciated by those skilled in the art that many other alternatives to the hand propelled lawn machine may be made without departing from the spirit and scope of the invention. The protection scope of the present invention is subject to the content of the claims.
Claims (10)
1. A hand propelled lawn machine comprising: the mowing machine comprises a main body, an operating rod connected with the main body, a blade arranged on the main body, a mowing motor driving the blade to rotate, wheels supporting the main body and a self-driving motor driving the wheels to rotate; the method is characterized in that: the hand-push type lawn mower comprises a controller, a mowing switch, a self-driving switch and a public switch, wherein the mowing switch, the self-driving switch and the public switch are respectively connected to the controller, when the mowing switch is switched on, the mowing motor is not started, the public switch is started at the same time, the mowing motor is started to work, the self-driving switch is started again, and the self-driving motor is started to start to walk.
2. The hand propelled lawn machine of claim 1, wherein: the mowing switch and the public switch are at least kept in a state of being simultaneously switched on, and the mowing switch is switched off after the mowing motor is started.
3. The hand propelled lawn machine of claim 2, wherein: the operating rod is located the main part both sides and parallel arrangement, the operating rod is in the opposite one end of main part is equipped with handle and control panel, control panel transversely install in the operating rod, the switch of mowing and public switch install in on control panel, the switch of driving certainly install in on the handle.
4. The hand propelled lawn machine of claim 3, wherein: the mowing switch comprises a key positioned on the control panel and a first microswitch positioned in the control panel and abutted against the key, one end of the first microswitch is grounded, and the other end of the first microswitch is connected with the controller.
5. The hand propelled lawn machine of claim 3, wherein: the public switch comprises an annular operating rod and a second microswitch connected with the annular operating rod, the annular operating rod comprises a rotating shaft arranged in the control panel, an adapter connected with the second microswitch in an abutting mode is arranged on the rotating shaft, one end of the second microswitch is grounded, and the other end of the second microswitch is connected with the controller.
6. The hand propelled lawn machine of claim 3, wherein: the handle is U-shaped, and includes the first portion of gripping that is on a parallel with control panel, connect respectively in second portion of gripping and the third portion of gripping of first portion both ends, second portion of gripping and third portion of gripping connect respectively in the action bars.
7. The hand propelled lawn machine of claim 6, wherein: the self-driven switch comprises at least one trigger pivoted on the handle, and the trigger is arranged in an included angle area formed by the first holding part and the second holding part or the third holding part in an L-shaped or arc-shaped manner.
8. The hand propelled lawn machine of claim 7, wherein: the trigger is connected with a microswitch respectively, the trigger extends towards the control panel in a protruding mode and extends out of the surface of the inner side of the first holding part in a protruding mode, one end of the microswitch is grounded, and the other end of the microswitch is connected with the controller respectively.
9. The hand propelled lawn machine of claim 7, wherein: the second holding part and the third holding part are symmetrical about a symmetrical plane.
10. The hand propelled lawn machine of claim 8, wherein: the second holding part and the third holding part are respectively provided with a pivot shaft, one end of the trigger is arranged on the pivot shaft and can rotate relative to the pivot shaft, and the other end of the trigger is respectively abutted against the microswitch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123436780.9U CN218388744U (en) | 2021-12-30 | 2021-12-30 | Hand-push type lawn mower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123436780.9U CN218388744U (en) | 2021-12-30 | 2021-12-30 | Hand-push type lawn mower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218388744U true CN218388744U (en) | 2023-01-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123436780.9U Active CN218388744U (en) | 2021-12-30 | 2021-12-30 | Hand-push type lawn mower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218388744U (en) |
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2021
- 2021-12-30 CN CN202123436780.9U patent/CN218388744U/en active Active
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