CN115316107A - Lawn mower switch box - Google Patents
Lawn mower switch box Download PDFInfo
- Publication number
- CN115316107A CN115316107A CN202210882347.8A CN202210882347A CN115316107A CN 115316107 A CN115316107 A CN 115316107A CN 202210882347 A CN202210882347 A CN 202210882347A CN 115316107 A CN115316107 A CN 115316107A
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- China
- Prior art keywords
- switch box
- pull rod
- button
- rod trigger
- self
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000005540 biological transmission Effects 0.000 claims description 13
- 238000000926 separation method Methods 0.000 claims description 12
- 230000007704 transition Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 7
- 230000009471 action Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/001—Accessories not otherwise provided for
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D69/00—Driving mechanisms or parts thereof for harvesters or mowers
- A01D69/08—Clutches
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D69/00—Driving mechanisms or parts thereof for harvesters or mowers
- A01D69/10—Brakes
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Harvester Elements (AREA)
Abstract
The invention discloses a lawn mower switch box which comprises a switch box body, wherein a brake pull rod trigger, a clutch pull rod trigger, a switch box button, a self-propelled device speed regulation knob, a blade operation micro switch and a self-propelled device starting micro switch are arranged in the switch box body, the brake pull rod trigger, the clutch pull rod trigger and the switch box button are rotationally connected in the switch box body, and the self-propelled device speed regulation knob, the blade operation micro switch and the self-propelled device starting micro switch are fixedly connected with the switch box body. The lawn mower switch box integrates the brake and the clutch on one switch box in a two-in-one mode, so that the brake starting and clutch self-walking functions are realized by one switch box; the brake cable is not used in the movement process, the condition that the machine fails due to the fact that the brake cable falls or breaks does not exist, the clutch pull rod and the brake pull rod directly act on the brake pull rod trigger and the clutch pull rod trigger, the movement is directly transmitted, the failure probability is extremely low, and the use experience of a user is effectively guaranteed.
Description
Technical Field
The invention relates to the technical field of lawn mowers, in particular to a switch box of a lawn mowers.
Background
Lawn mowers, also known as mowers, weeders, lawnmowers, mowers, are fully automated mechanical tools for trimming quilts, vegetation, and the like. It can replace or reduce manpower, and is convenient to operate, fully saves manpower and time, realizes the beautification of the environment, so that it is widely applied.
According to the requirements of safety regulations (EN 60335-2-77 2010), when a DC lawn mower is started, two dissimilar actions are required to start the blade. The existing DC lawn mower switch box is realized by an internal mechanical structure of the switch box in order to meet the requirement. Firstly, a button of the switch box is pressed, then the brake cable is pulled through the brake pull rod, the switch in the switch box is closed, and the lawn mower can be started. For the self-walking aspect, a self-walking speed regulation switch box is usually added on the other side of the handrail of the existing market type, and the starting braking and self-walking driving functions of the machine are respectively realized through the left switch box and the right switch box.
Above-mentioned prior art, as shown in fig. 1 and fig. 2, the structure is comparatively complicated, needs two working of plastics cooperations work, needs the brake line to realize the transmission relation between pull rod and the switch box, and efficiency is not high, and the assembly process is loaded down with trivial details. The brake cable is easy to drop and even break, thereby causing the start failure of the machine. The plastic parts are easy to lose effectiveness in the mutual matching process, so that the user experience is reduced. In actual production, the number of working procedures is large, and the defect rate is increased easily. Two functions are respectively realized through two switch boxes in the prior art, the cost is greatly increased, the product utilization rate is not high, the handrails on two sides need to be respectively moved in the actual operation process of a customer, and the user experience feeling is poor.
Disclosure of Invention
In order to solve the technical problem, the invention designs a switch box of a lawn mower.
The invention adopts the following technical scheme:
the utility model provides a lawn mower switch box, including the switch box body, be provided with brake pull rod trigger in the switch box body, separation and reunion pull rod trigger, the switch box button, from the walking ware speed governing knob, blade operation micro-gap switch and self-walking ware open micro-gap switch, brake pull rod trigger, separation and reunion pull rod trigger and switch box button rotate to be connected in the switch box body, from the walking ware speed governing knob, blade operation micro-gap switch and self-walking ware open micro-gap switch fixed connection and switch box body, press after the separation and reunion pull rod trigger rotates and open micro-gap switch, be in different planes around the switch box button is pressed, switch box button is pressed after the back and is in same contact plane with brake pull rod trigger, drive switch box button rotation through the transmission after the brake pull rod trigger rotates, press blade operation micro-gap switch after the switch is rotated, brake pull rod trigger, be provided with reset structure on separation and reunion pull rod trigger and the switch box button respectively, from walking ware speed governing connection director control, brake pull rod trigger and separation and reunion pull rod are fixed connection brake pull rod and separation and reunion pull rod respectively.
Preferably, the reset structures on the brake pull rod trigger, the clutch pull rod trigger and the switch box button respectively adopt torsion springs. And a brake pull rod trigger torsion spring, a clutch pull rod trigger torsion spring and a button torsion spring are respectively connected between the brake pull rod trigger, the clutch pull rod trigger and the switch box button and the switch box body.
Preferably, a button spring is arranged on the button.
Preferably, the bottom of the switch box button is provided with a boss, after the switch box button is pressed, the brake pull rod trigger rotates to drive the switch box button to rotate, and after the switch box button rotates, the blade is pressed through the boss to operate the microswitch.
Preferably, a transition piece is connected in the switch box body between the brake pull rod trigger and the switch box button, and the transition piece is matched with the brake pull rod trigger for transmission and then transmitted to the switch box button.
Preferably, the brake pull rod trigger drives the switch box button to rotate by arranging a gear transmission structure or a cam transmission structure.
Preferably, a speed-regulating potentiometer is arranged in the switch box body, the speed-regulating potentiometer is rotated by a speed-regulating knob of the self-walking device to control the self-walking speed, and the self-walking speed is regulated to stepless speed regulation.
The beneficial effects of the invention are: (1) The lawn mower switch box integrates the brake and the clutch on one switch box in a two-in-one mode, so that the brake starting and clutch self-walking functions are realized through one switch box; (2) The brake cable is not used in the movement process, the condition that the machine fails due to the fact that the brake cable falls or breaks does not exist, the clutch pull rod and the brake pull rod directly act on the brake pull rod trigger and the clutch pull rod trigger, the movement is directly transmitted, the failure probability is extremely low, and the use experience of a user is effectively guaranteed; (3) In the production and assembly process, the number of processes is similar to that of an original switch box, but the assembly of parts required by two functions of braking and clutching is completed, under the same condition, the production efficiency is almost doubled, the assembly of two switch boxes is changed into the assembly of one switch box, and the reject ratio possibly caused by assembly errors of staff is reduced by half.
Drawings
FIG. 1 is a schematic diagram of a switch box of a prior art lawn mower;
FIG. 2 is a schematic view of an internal structure of a switch box of a conventional lawn mower;
FIG. 3 is a schematic view of the internal structure of the front face of the present invention;
FIG. 4 is an internal view of the back side of the present invention;
FIG. 5 is a schematic view of a construction of the present invention mounted on a lawn mower;
FIG. 6 is a schematic view of a structure at another angle of FIG. 5;
in the figure: 1. switch box body, 2, switch box button, 3, from ware speed governing knob, 4, separation and reunion pull rod, 5, brake pull rod, 6, brake pull rod trigger torsional spring, 7, separation and reunion pull rod trigger torsional spring, 8, brake pull rod trigger, 9, button torsional spring, 10, blade operation micro-gap switch, 11, separation and reunion pull rod trigger, 12, from the ware start micro-gap switch, 13, button spring.
Detailed Description
The technical scheme of the invention is further described in detail by the following specific embodiments in combination with the attached drawings:
example (b): as shown in fig. 3-6, a lawn mower switch box comprises a switch box body 1, a brake pull rod trigger 8, a clutch pull rod trigger 11, a switch box button 2, a self-propelled device speed regulation knob 3, a blade operation micro switch 10 and a self-propelled device starting micro switch 12 are arranged in the switch box body, the brake pull rod trigger, the clutch pull rod trigger and the switch box button are rotationally connected in the switch box body, the self-propelled device speed regulation knob, the blade operation micro switch and the self-propelled device starting micro switch are fixedly connected in the switch box body, the self-propelled device starting micro switch is pressed after the clutch pull rod trigger rotates, the front and the back of the switch box button are in different planes after being pressed, the switch box button and the brake pull rod trigger are in the same contact plane after being pressed, the switch box button is driven to rotate by transmission after the brake pull rod trigger rotates, the blade operation micro switch is pressed after the switch is rotated, reset structures are respectively arranged on the brake pull rod trigger, the clutch pull rod trigger and the switch box button, the self-propelled device knob is connected with a controller to control the speed, a self-propelled pull rod trigger is arranged in the switch box body, the self-propelled device speed regulation pull rod trigger and the speed regulation pull rod is a stepless speed regulation pull rod 5 and the self-propelled pull rod.
The reset structures on the brake pull rod trigger, the clutch pull rod trigger and the switch box button respectively adopt torsional springs. And a brake pull rod trigger torsion spring 6, a clutch pull rod trigger torsion spring 7 and a button torsion spring 9 are respectively connected among the brake pull rod trigger, the clutch pull rod trigger, the switch box button and the switch box body. The button is provided with a button spring 13. The bottom of the switch box button is provided with a boss, after the switch box button is pressed, the brake pull rod trigger rotates to drive the switch box button to rotate, and after the switch box button rotates, the blade operation microswitch is pressed through the boss.
When the switch box is used, the switch box button is pressed down to enable the right end of the switch box button to be in the same contact surface with the brake pull rod trigger, then the brake pull rod is pulled to drive the brake pull rod trigger to rotate, the switch box button is driven to rotate by the rotation of the brake pull rod trigger, a boss at the other end of the switch box button smoothly triggers a contact of the blade operation microswitch, the blade operation microswitch is switched on, the controller receives a signal, and the machine is started smoothly. After the brake pull rod is loosened, the brake pull rod trigger and the brake pull rod are reset under the action of the torsional spring. The button spring and the button torsion spring also drive the button of the switch box to rotate and push out to reset. The contact of the blade operation microswitch is also reset to a normally open state, the controller executes braking, and the blade stops operating.
When a user needs the lawn mower to self-propel, the clutch pull rod is pulled to drive the trigger of the clutch pull rod to rotate under the starting state of the lawn mower, the self-propelled device is directly touched to start the micro switch, and the self-propelled device starts to work. Meanwhile, the speed of the self-propelled device can be controlled by rotating the speed regulating button of the self-propelled device.
Of course, as a variation or a modification of the invention, the invention can also be connected with a transition piece in the switch box body between the brake pull rod trigger and the switch box button, and the transition piece is matched with the brake pull rod trigger for transmission and then transmitted to the switch box button.
The brake pull rod trigger can also drive the switch box button to rotate by arranging a gear transmission structure or a cam transmission structure.
The above-described embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit of the invention as set forth in the claims.
Claims (7)
1. A switch box of a lawn mower comprises a switch box body and is characterized in that a brake pull rod trigger, a clutch pull rod trigger, a switch box button, a self-propelled device speed regulation knob, a blade operation microswitch and a self-propelled device starting microswitch are arranged in the switch box body, the brake pull rod trigger, the clutch pull rod trigger and the switch box button are rotationally connected in the switch box body, the self-propelled device speed regulation knob, the blade operation microswitch and the self-propelled device starting microswitch are fixedly connected in the switch box body, the self-propelled device starting microswitch is pressed after the clutch pull rod trigger rotates, be in different planes around the switch box button is pressed, the switch box button is pressed the back and is in same contact plane with brake pull rod trigger, brake pull rod trigger drives the switch box button through the transmission after rotating and rotates, switch box button presses down blade operation micro-gap switch after rotating, brake pull rod trigger, be provided with reset structure on separation and reunion pull rod trigger and the switch box button respectively, from the self-propelled speed of ware speed governing knob connection director control, brake pull rod trigger and separation and reunion pull rod trigger are fixed connection brake pull rod and separation and reunion pull rod respectively.
2. The switch box of lawn mower as claimed in claim 1, wherein said reset structures of said brake pull rod trigger, clutch pull rod trigger and switch box button are respectively torsion springs.
3. The switch box as claimed in claim 1, wherein the button is provided with a button spring.
4. The switch box of claim 1, wherein a boss is formed at a bottom of the button of the switch box, the switch box button is rotated by the brake pull rod trigger after being pressed, the switch box button is rotated by the brake pull rod trigger, and the blade is pressed by the boss after the switch box button is rotated to operate the microswitch.
5. The switch box of claim 1, wherein a transition member is connected in the switch box body between the brake pull rod trigger and the switch box button, and is in transmission with the brake pull rod trigger through the transition member in a matched manner and then is transmitted to the switch box button.
6. The switch box of claim 1, wherein the brake pull rod trigger is configured to drive the switch box button to rotate by a gear transmission structure or a cam transmission structure.
7. The lawn mower switch box as claimed in claim 1, wherein a speed-adjusting potentiometer is disposed in the switch box body, the speed-adjusting potentiometer is rotated by a speed-adjusting knob of the self-propelled device to control the self-propelled speed, and the self-propelled speed is adjusted to be stepless.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210882347.8A CN115316107B (en) | 2022-07-26 | 2022-07-26 | Switch box of lawn mower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210882347.8A CN115316107B (en) | 2022-07-26 | 2022-07-26 | Switch box of lawn mower |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115316107A true CN115316107A (en) | 2022-11-11 |
| CN115316107B CN115316107B (en) | 2024-05-17 |
Family
ID=83919098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210882347.8A Active CN115316107B (en) | 2022-07-26 | 2022-07-26 | Switch box of lawn mower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115316107B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0638611A (en) * | 1992-01-22 | 1994-02-15 | Ryobi Motor Prod Corp | Electric lawn mower |
| JPH09252626A (en) * | 1996-03-22 | 1997-09-30 | Makita Corp | Operation switch of electric lawn mower |
| EP0981945A2 (en) * | 1998-08-28 | 2000-03-01 | Black & Decker Inc. | Safety lock mechanism for a lever switch |
| CN2631202Y (en) * | 2003-06-27 | 2004-08-11 | 常州合力电器有限公司 | Switching controlling mechanism of electric gardening tool |
| CN2662618Y (en) * | 2003-07-17 | 2004-12-15 | 苏州太湖企业有限公司 | Switch gearing device of grass cutter |
| CN104686049A (en) * | 2013-12-04 | 2015-06-10 | 苏州宝时得电动工具有限公司 | Grass cutting machine |
| CN109392466A (en) * | 2018-12-20 | 2019-03-01 | 常州格力博有限公司 | Control box and the garden instrument with the control box |
| US20210337727A1 (en) * | 2018-10-09 | 2021-11-04 | Globe (Jiangsu) Co., Ltd | Lawn mower |
| CN215223146U (en) * | 2021-07-15 | 2021-12-21 | 宁波大叶园林设备股份有限公司 | Operation structure for mower and mower thereof |
| CN215735808U (en) * | 2021-08-30 | 2022-02-08 | 格力博(江苏)股份有限公司 | Switch box subassembly and lawn mower |
-
2022
- 2022-07-26 CN CN202210882347.8A patent/CN115316107B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0638611A (en) * | 1992-01-22 | 1994-02-15 | Ryobi Motor Prod Corp | Electric lawn mower |
| JPH09252626A (en) * | 1996-03-22 | 1997-09-30 | Makita Corp | Operation switch of electric lawn mower |
| EP0981945A2 (en) * | 1998-08-28 | 2000-03-01 | Black & Decker Inc. | Safety lock mechanism for a lever switch |
| CN2631202Y (en) * | 2003-06-27 | 2004-08-11 | 常州合力电器有限公司 | Switching controlling mechanism of electric gardening tool |
| CN2662618Y (en) * | 2003-07-17 | 2004-12-15 | 苏州太湖企业有限公司 | Switch gearing device of grass cutter |
| CN104686049A (en) * | 2013-12-04 | 2015-06-10 | 苏州宝时得电动工具有限公司 | Grass cutting machine |
| US20210337727A1 (en) * | 2018-10-09 | 2021-11-04 | Globe (Jiangsu) Co., Ltd | Lawn mower |
| CN109392466A (en) * | 2018-12-20 | 2019-03-01 | 常州格力博有限公司 | Control box and the garden instrument with the control box |
| CN215223146U (en) * | 2021-07-15 | 2021-12-21 | 宁波大叶园林设备股份有限公司 | Operation structure for mower and mower thereof |
| CN215735808U (en) * | 2021-08-30 | 2022-02-08 | 格力博(江苏)股份有限公司 | Switch box subassembly and lawn mower |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115316107B (en) | 2024-05-17 |
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