CN216218804U - High-safety mower - Google Patents
High-safety mower Download PDFInfo
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- CN216218804U CN216218804U CN202122645128.1U CN202122645128U CN216218804U CN 216218804 U CN216218804 U CN 216218804U CN 202122645128 U CN202122645128 U CN 202122645128U CN 216218804 U CN216218804 U CN 216218804U
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- push rod
- mower
- hinged
- operating handle
- switch
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Abstract
The utility model discloses a mower with high use safety, which comprises a mower main body and push rods, wherein support frames are arranged on two sides of the mower main body, and the lower end parts of the push rods are rotatably connected to the support frames through a pin shaft penetrating through the mower main body; the supporting frame is provided with a plurality of gear holes and a folding positioning hole; an operating handle is arranged on the push rod on one side, the upper end of the operating handle is hinged with the push rod, the middle end of the operating handle is hinged with a lock pin, the lower end of the operating handle is hinged with the end part of a pin shaft, a linkage plate is arranged on the push rod on the other side, the middle end of the linkage plate is hinged with the push rod on the side, the lower end of the linkage plate is hinged with the end part of the pin shaft, and the upper end of the linkage plate is hinged with the lock pin; the pin shaft can be pulled and the lock pin on the side can be unlocked by pressing the operating handle, the pin shaft drives the upper end of the linkage plate to pull the lock pin on the side outwards, and the operating handle can be released when the push rod rotates to a required angle, so that the lock pin is inserted into different gear holes or a folding positioning hole to complete locking.
Description
Technical Field
The utility model relates to the technical field of mowers, in particular to a mower with high use safety.
Background
Mowers are also known as weed trimmers, lawnmowers, lawn trimmers, and the like. The mower is a mechanical tool for trimming lawn and vegetation, and is composed of cutter head, engine, walking wheels, walking mechanism, blades, handrail and control unit.
The existing mower is divided into a hand-push type mower and a self-propelled type mower, no power is provided on a walking wheel of the hand-push type mower, and the walking of the hand-push type mower is completely pushed to advance manually; the self-propelled mower is provided with the self-propelled motor, so that the self-propelled mower can realize self-propelling without hand pushing, and only the walking direction of the self-propelled mower needs to be adjusted during operation.
Both lawn mowers are provided with push rod parts for walking and pushing, push rods of most lawn mowers on the market cannot stretch and retract, and a large space is occupied when the lawn mowers are not used. Even if the lawn mower that possesses the flexible and folding function of push rod, it can be continuously close to the work end when the push rod is flexible or folding, and this in-process often can't accomplish the auto-power-off of lawn mower, has the potential safety hazard in the use, is not conform to the safety regulation.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides the mower with high use safety, which can effectively overcome the defects of the mainstream mower in the market at present.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a mower with high use safety comprises a mower main body and a push rod, wherein support frames are arranged on two sides of the mower main body, and the lower end part of the push rod is rotatably connected to the support frames through a pin shaft penetrating through the mower main body; the supporting frame is provided with a plurality of gear holes and a folding positioning hole; an operating handle is arranged on the push rod on one side, the upper end of the operating handle is hinged with the push rod, the middle end of the operating handle is hinged with a lock pin, the lower end of the operating handle is hinged with the end part of the pin shaft, a linkage plate is arranged on the push rod on the other side, the middle end of the linkage plate is hinged with the push rod on the side, the lower end of the linkage plate is hinged with the end part of the pin shaft, and the upper end of the linkage plate is hinged with the lock pin; the pin shaft can be pulled and the lock pin on the side can be unlocked by pressing the operating handle, the pin shaft drives the upper end of the linkage plate to pull the lock pin on the side outwards, and the operating handle can be loosened when the push rod rotates to a required angle, so that the lock pin is inserted into different gear holes or a folding positioning hole to complete locking.
Among the above-mentioned technical scheme, further, one side the inboard of support frame still is provided with normally closed switch and a rotatable outage button, the push rod is when rotating to fold condition, the outage button will by the push rod is pressed, thereby control the normally closed switch disconnection.
In the above technical scheme, further, a sliding groove is formed in the supporting frame on the side, the normally closed switch is partially arranged in the sliding groove, and the push rod drives the normally closed switch to rotate along the sliding groove in the rotating process.
In the above technical scheme, further, still install the location swivel mount on the support frame, the round pin axle passes the location swivel mount.
In the above technical solution, further, the push rod includes: the lower push rod is connected to the mower main body; the upper push rod is inserted into the lower push rod and can stretch;
further comprising: the connecting box is arranged on the lower push rod;
the locking mechanism is arranged in the connecting box and can be used for locking or unlocking the upper push rod and the lower push rod;
the switch is arranged in the connecting box and used for controlling the on-off of the working circuit;
the switch starting triggering part is arranged at the lower end of the upper push rod;
the linkage piece is arranged in the connecting box and is used for controlling the on-off of the switch by matching with the switch starting triggering part;
when the upper push rod and the lower push rod are in the longest extension distance and locked, the switch is kept in a closed state, and at the moment, an internal working circuit is switched on;
when the locking mechanism is unlocked and the upper push rod is operated to retract, the switch starting trigger part is far away from the linkage part, so that the switch is disconnected.
The utility model has the beneficial effects that: 1. when the push rod is in a folded state, the mower can be ensured not to be started; 2. the push rod of the mower has the telescopic function, the operation is convenient, and the locking structure is stable and reliable; 3. when the push rod is stretched, the function of self-power-off can be achieved, the working circuit of the mower is always kept disconnected in the process of stretching the push rod, and the use safety is guaranteed; 4. when the push rod is reset to the working state, the working circuit of the mower can be automatically restored to be closed, and the use is more convenient.
Drawings
The utility model is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is another perspective view of the present invention.
Fig. 3 is a schematic view of the push rod structure of the present invention.
Fig. 4 is a structural schematic diagram of the push rod in a locking state according to the present invention.
Fig. 5 is a structural schematic diagram of the push rod unlocking state of the utility model.
Fig. 6 is an enlarged view of the point a in fig. 4 according to the present invention.
Fig. 7 is an enlarged view of the utility model at a in fig. 5.
Fig. 8 is a structural diagram illustrating the unfolded state of the push rod according to the present invention.
Fig. 9 is an enlarged view of the utility model at C of fig. 8.
Fig. 10 is a schematic view of the folded vertical arrangement of the present invention.
Fig. 11 is a structural diagram illustrating a folded state of the push rod according to the present invention.
Fig. 12 is an enlarged view of fig. 10 at D according to the present invention.
Fig. 13 is an exploded view of a partial structure of the putter of the present invention.
In the figure, 1, a mower main body, 2, a push rod, 2a lower push rod, 2a1. a first positioning hole, 2b, an upper push rod, 2b1, a second positioning hole, 3, a connecting box, 4, a first switch, 5, a switch starting trigger, 6, a linkage, 7, a sliding pin, 8, a telescopic control button, 9, a knob block, 10, a first spring, 11, a second spring, 12, a sliding sleeve, 13, a support frame, 15, a gear hole, 16, a folding positioning hole, 17, an operating handle, 18, a pin shaft, 19, a linkage plate, 20, a lock pin, 21, a power-off button, 22, a sliding groove and 23, a positioning rotating sleeve.
Detailed Description
Referring to fig. 1-13, there are shown embodiments of the present invention: a mower with high use safety comprises a mower body 1, wherein the mower body 1 at least comprises a cutter head, a driving motor, traveling wheels, a side row cover and the like, the main body part of the mower is not the improved characteristic of the utility model, the specific structure and the working process can refer to the existing mower, and redundant description is omitted here. In the utility model, push rods 2 with a roughly U-shaped structure are rotatably arranged on two sides of a rear seat of a mower main body 1, each push rod 2 comprises a lower push rod 2a connected to the mower main body 1 and an upper push rod 2b inserted in the lower push rod 2a and telescopic, a connecting box 3 is arranged on the lower push rod 2a close to the joint of the upper push rod 2a and the lower push rod 2a, a locking structure is arranged in the connecting box 3 to lock or unlock the upper push rod 2a and the lower push rod 2a, a first switch 4 is also arranged in the connecting box 3 and used for controlling the on-off of a working circuit, a switch starting trigger part 5 is arranged at the lower end of the upper push rod 2b, and the switch starting trigger part 5 is a sliding block fixedly sleeved on the upper push rod 2b. Still be provided with linkage 6 in the connection box 3, linkage 6 is for rotating the setting and is in the rocker in the connection box 3, the first end of rocker is used for triggering the switch, the second end by switch start trigger part 5 drives, the second end will rotate and make first end contact right when not atress the start of switch. When the upper and lower push rods 2a are in the longest extension distance and locked, the switch is kept in a closed state, and at the moment, an internal working circuit is switched on; when the locking mechanism is unlocked and the upper push rod 2b is operated to retract, the switch starting trigger part 5 is far away from the linkage piece 6, so that the switch is turned off.
Specifically, a first positioning hole 2a1 is formed in the upper end of the lower push rod 2a, and second positioning holes 2b1 are formed in the upper end and the lower end of the upper push rod 2 b; and a sliding pin 7 which is arranged in the connecting box 3 in a sliding way and sequentially passes through the first positioning hole 2a1 and the second positioning hole 2b1 in a normal state to complete the locking of the upper push rod 2a and the lower push rod 2a. The locking mechanism specifically includes: a telescopic control button 8 which partially extends out of the connecting box 3 and can be pressed down; a torsion block 9 is rotatably arranged below the telescopic control button 8, and one end of the torsion block 9 is hinged with the end part of the inner side of the sliding pin 7; the first spring 10 is used for driving the telescopic control button 8 to return; the second spring 11 is sleeved on the sliding pin 7 and used for driving the torsion block 9 to return; when the telescopic control button 8 is pressed down, the torsion block 9 is driven to deflect and drive the sliding block to slide towards the connecting box 3, so that the locking of the upper push rod 2a and the lower push rod 2a is released.
In order to facilitate the smooth sliding between the upper push rod 2b and the lower push rod 2a during the extension and retraction, a sliding sleeve 12 is further arranged in the connecting box 3, and the sliding sleeve 12 is sleeved on the upper push rod 2b and is arranged between the upper push rod 2b and the lower push rod 2a.
Example 2:
furthermore, two sides of the mower main body 1 are provided with support frames 13, and the lower end part of the push rod 2 is rotatably connected to the support frames 13 through a pin shaft 18 penetrating through the mower main body 1; the supporting frame 13 is provided with a plurality of gear holes 5 and a folding positioning hole 16; an operating handle 17 is arranged on the push rod on one side, the upper end of the operating handle 17 is hinged with the push rod, the middle end of the operating handle 17 is hinged with a lock pin 20, the lower end of the operating handle is hinged with the end part of the pin shaft 18, a linkage plate 19 is arranged on the push rod on the other side, the middle end of the linkage plate 19 is hinged with the push rod on the side, the lower end of the linkage plate is hinged with the end part of the pin shaft 18, and the upper end of the linkage plate is hinged with the lock pin 20; the pin shaft 18 can be pulled and the lock pin 20 on the side can be unlocked by pressing the operating handle 17, the pin shaft 18 drives the upper end of the linkage plate 19 to pull the lock pin 20 on the side outwards, and the operating handle 17 can be released when the push rod rotates to a required angle, so that the lock pin 20 is inserted into different gear holes 5 or folded positioning holes 16 to complete locking.
When push rod 2 is in fold condition, can be with the vertical placement of whole machine, in order to guarantee when being in this state, the unable start-up that realizes of lawn mower, one side the inboard of support frame 13 still is provided with normally closed switch and a rotatable outage button 21, push rod 2 is when rotating to fold condition, outage button 21 will be pressed by the push rod, thereby control the disconnection of normally closed switch. Specifically, a sliding groove 22 is formed in the supporting frame 13 on the side, the normally closed switch is partially arranged in the sliding groove 22, and the push rod drives the normally closed switch to rotate along the sliding groove 22 in the rotating process. Meanwhile, in order to ensure the installation reliability of the pin shaft 18, a positioning rotating sleeve 23 is further installed on the support frame 13, and the pin shaft 18 penetrates through the positioning rotating sleeve 23.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and simple modifications, equivalent changes and modifications may be made without departing from the technical scope of the present invention.
Claims (5)
1. A mower with high use safety comprises a mower main body and a push rod, and is characterized in that,
the lower end part of the push rod is rotatably connected to the supporting frame through a pin shaft penetrating through the mower main body;
the supporting frame is provided with a plurality of gear holes and a folding positioning hole;
an operating handle is arranged on the push rod on one side, the upper end of the operating handle is hinged with the push rod, the middle end of the operating handle is hinged with a lock pin, the lower end of the operating handle is hinged with the end part of the pin shaft, a linkage plate is arranged on the push rod on the other side, the middle end of the linkage plate is hinged with the push rod on the side, the lower end of the linkage plate is hinged with the end part of the pin shaft, and the upper end of the linkage plate is hinged with the lock pin;
the pin shaft can be pulled and the lock pin on the side can be unlocked by pressing the operating handle, the pin shaft drives the upper end of the linkage plate to pull the lock pin on the side outwards, and the operating handle can be loosened when the push rod rotates to a required angle, so that the lock pin is inserted into different gear holes or a folding positioning hole to complete locking.
2. A mower with high safety in use as claimed in claim 1, wherein a normally closed switch and a rotatable power-off button are further disposed on the inner side of said supporting frame, and when said push rod is rotated to the folded state, said power-off button will be pressed by said push rod, so as to control said normally closed switch to be turned off.
3. The mower with high safety in use as claimed in claim 2, wherein a sliding groove is formed in the supporting frame on the side, the normally closed switch is partially disposed in the sliding groove, and the push rod drives the normally closed switch to rotate along the sliding groove in the rotating process.
4. The mower with high safety in use according to any one of claims 1 to 3, wherein a positioning rotating sleeve is further mounted on the supporting frame, and the pin shaft penetrates through the positioning rotating sleeve.
5. A safety-in-use lawnmower as claimed in claim 1, wherein said pushrod comprises: the lower push rod is connected to the mower main body; the upper push rod is inserted into the lower push rod and can stretch;
further comprising: the connecting box is arranged on the lower push rod;
the locking mechanism is arranged in the connecting box and can be used for locking or unlocking the upper push rod and the lower push rod;
the switch is arranged in the connecting box and used for controlling the on-off of the working circuit;
the switch starting triggering part is arranged at the lower end of the upper push rod;
the linkage piece is arranged in the connecting box and is used for controlling the on-off of the switch by matching with the switch starting triggering part;
when the upper push rod and the lower push rod are in the longest extension distance and locked, the switch is kept in a closed state, and at the moment, an internal working circuit is switched on;
when the locking mechanism is unlocked and the upper push rod is operated to retract, the switch starting trigger part is far away from the linkage part, so that the switch is disconnected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122645128.1U CN216218804U (en) | 2021-11-01 | 2021-11-01 | High-safety mower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122645128.1U CN216218804U (en) | 2021-11-01 | 2021-11-01 | High-safety mower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216218804U true CN216218804U (en) | 2022-04-08 |
Family
ID=80990892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122645128.1U Active CN216218804U (en) | 2021-11-01 | 2021-11-01 | High-safety mower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216218804U (en) |
-
2021
- 2021-11-01 CN CN202122645128.1U patent/CN216218804U/en active Active
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