CN211231546U - Gear engaging control device - Google Patents
Gear engaging control device Download PDFInfo
- Publication number
- CN211231546U CN211231546U CN201922263324.5U CN201922263324U CN211231546U CN 211231546 U CN211231546 U CN 211231546U CN 201922263324 U CN201922263324 U CN 201922263324U CN 211231546 U CN211231546 U CN 211231546U
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- gear
- reverse
- gear shifting
- limiting plate
- shifting guide
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Abstract
The utility model discloses a gear engaging control device, which comprises a gear cover, a gear shift lever and a reverse gear limiting mechanism arranged on the gear cover; a gear shifting guide hole is formed in a gear shifting guide plate of the gear cover, a working gear is arranged on one side of the gear shifting guide hole, a forward gear, a neutral gear and a reverse gear are arranged on the other side of the gear shifting guide hole, and the reverse gear is located at the end part of the gear shifting guide hole; the reverse gear limiting mechanism comprises a rotating shaft, a gear shift lever limiting plate and a counterweight handle; the utility model discloses a put into gear controlling device, through addding reverse gear stop gear, when non-reverse gear position during operation, the gear level limiting plate shelters from the reverse gear, prevents that driver's maloperation from sliding the gear level to the reverse gear, and security performance and performance greatly improve; need lift the counter weight hand (hold) on reversing gear position during operation, the pivot drives gear level limiting plate and rotates downwards, and the gear level limiting plate leaves the position of reversing gear, stirs the gear level, can slide into the position of reversing gear with the gear level, easily hangs the position of reversing gear.
Description
Technical Field
The utility model relates to the technical field of agricultural machinery, concretely relates to be applied to agricultural machinery's controlling means that puts into gear.
Background
With the vigorous popularization of agricultural mechanized production, small agricultural machines such as rotary cultivators, mini-tillers and field management machines are increasingly widely applied. The power of the engine is transmitted to the walking mechanism and the related machines after the speed of the gearbox is changed, and the walking and operation functions are realized. The driver shifts the gear lever of the gearbox operating device to select gears and shift gears, and the functions of speed change, forward movement, operation, reverse movement and the like are realized.
A single-rod gear shifting operation mode is generally adopted in small agricultural machinery in the prior art, as shown in fig. 1, a bar-shaped gear shifting groove 10 is arranged on a gear shifting guide plate 1 of a gear cover I, the bar-shaped gear shifting groove 10 is provided with a plurality of gears with fixed positions, wherein a working gear a (reverse rotation), a working gear b (forward rotation) and a working gear c (forward rotation) are arranged on one side of the bar-shaped gear shifting groove 10; the other side is provided with a reverse gear d, a neutral gear e, a forward gear f and a forward gear g. The single-rod shifting operation mode has at least the following problems:
because the gear f that advances keeps off the position, advances to keep off the position g and reverse gear position d between the time do not have the restriction, direct intercommunication, gear level II in use, if the driver maloperation condition appears, very easily with gear level II slip to reverse gear position d, light then lead to the gearbox internal gear vice because of receiving the impact and damage, then heavy then cause the personal safety accident easily, have very high potential safety hazard.
Disclosure of Invention
In view of this, the technical problem to be solved by the present invention is: the gear engaging control device is used for agricultural machinery, prevents a gearbox from being damaged due to mistaken engagement of reverse gear, and improves safety use performance.
In order to solve the technical problem, the technical scheme of the utility model is that: a gear engagement operator, said gear engagement operator comprising:
the gear shifting guide plate is provided with a gear shifting guide hole, one side of the gear shifting guide hole is provided with a working gear, the other side of the gear shifting guide hole is provided with a forward gear, a neutral gear and a reverse gear, and the reverse gear is positioned at the end part of the gear shifting guide hole;
reverse gear stop gear, reverse gear stop gear includes:
the rotating shaft is rotatably arranged relative to the gear shifting guide plate;
the gear shifting device comprises a gear shifting lever limiting plate, a gear shifting lever and a control device, wherein the gear shifting lever limiting plate is positioned on one side of the rotating shaft, one end of the gear shifting lever limiting plate is fixedly connected with the rotating shaft, and the position of the gear shifting lever limiting plate corresponds to the position of the reverse gear;
the counterweight handle is positioned on the other side of the rotating shaft and connected with the end part of the rotating shaft, and the counterweight handle is opposite to the gear shift lever limiting plate;
when the gear is not reversed, the gear lever limiting plate shields the reverse gear; when the reverse gear is hung, the counterweight handle is rotated, the rotating shaft drives the gear shift lever limiting plate to rotate, the reverse gear is separated, and the gear shift lever is hung in the reverse gear.
The other end of the gear shift lever limiting plate is provided with an arc-shaped extending anti-blocking portion for preventing the gear shift lever from being blocked.
The reverse gear limiting mechanism further comprises a mounting seat, the rotating shaft is rotatably mounted on the mounting seat, and the mounting seat is fixedly connected with the gear shifting guide plate; or both sides of the gear shifting guide plate are respectively and fixedly provided with a side plate perpendicular to the gear shifting guide plate, and the mounting seat is fixedly connected with one side plate.
The working gear, the neutral gear and the reverse gear are in a semicircular arc shape matched with the peripheral surface of the gear shifting rod.
After the technical scheme is adopted, the beneficial effects of the utility model are as follows:
because the gear engaging control device comprises the gear shifting guide plate and the reverse gear limiting mechanism, the gear shifting guide plate is provided with the gear shifting guide hole, one side of the gear shifting guide hole is provided with the working gear, the other side of the gear shifting guide hole is provided with the forward gear, the neutral gear and the reverse gear, and the reverse gear is positioned at the end part of the gear shifting guide hole; the reverse gear limiting mechanism comprises a rotating shaft, a gear shift lever limiting plate and a counterweight handle; when the gear is not in the reverse gear working position, the gear lever limiting plate shields the reverse gear, so that the gear lever is prevented from sliding to the reverse gear due to misoperation of a driver, personal safety accidents and damage to a gearbox are avoided, and the safety performance is greatly improved; when the gear shifting mechanism works at a reverse gear position, the balance weight handle is lifted upwards, the rotating shaft drives the gear shifting rod limiting plate to rotate downwards, the gear shifting rod limiting plate leaves the reverse gear, the gear shifting rod is shifted, the gear shifting rod can slide into the reverse gear, and the reverse gear is hung; when needing to withdraw from the reverse gear, stir the gear level, withdraw from the reverse gear, the pin limiting plate is automatic re-setting under the action of gravity of counter weight hand (hold), and the gear level limiting plate shelters from the reverse gear again, prevents that the driver from mistakenly hanging the reverse gear.
Drawings
FIG. 1 is a prior art single lever shift operating schematic;
FIG. 2 is a schematic view of a shift gate gear arrangement of the shift guide plate on the gear cover;
fig. 3 is a structural schematic diagram of the inverted state of the shift operating device (the shift lever is not illustrated);
FIG. 4 is a schematic structural view of the reverse gear limiting mechanism in FIG. 3;
in the figure: i-a gear cover; II-a gear shift lever; III, a reverse gear limiting mechanism;
1-a shifting guide plate; 10-strip-shaped gear shifting grooves; 11-shift guide holes; a-working gear; b-working gear; c-working gear; d-reverse gear; e-neutral; f-forward gear; g-forward gear; 31-a mounting seat; 32-a rotating shaft; 33-shift lever stopper plate; 331-arc extension anti-seize part; 34-counterweight handle.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and examples.
As shown in fig. 3 and 4 together, the gear engaging control device according to the embodiment of the present invention includes: keep off position cover I, gear level II and install the stop gear III that reverses gear on keeping off position cover I.
As shown in fig. 2, a gear shift guide hole 11 is formed in a gear shift guide plate 1 of a gear shift cover I, one side of the gear shift guide hole 11 is provided with two working gears, namely a working gear a and a working gear c, the working gears a and the working gears c are respectively located at two ends of the gear shift guide hole 11, and the positions of the working gears a and the working gears c are opposite. A forward gear f, a forward gear g, a neutral gear e and a reverse gear d are arranged on the other side of the gear shifting guide hole 11, and the reverse gear d is positioned at the end part of the gear shifting guide hole 11; the working gear a, the working gear c, the neutral gear e and the reverse gear d are all in a semi-arc shape matched with the peripheral surface of the gear shifting rod II.
As shown in fig. 4, specifically, the reverse gear position limiting mechanism III in the present embodiment includes: mount 31, pivot 32, gear level stopper 33, counter weight hand (hold) 34. The rotating shaft 32 is rotatably arranged relative to the gear shifting guide plate 1, more specifically, the rotating shaft 32 is rotatably arranged relative to the gear shifting guide plate 1 through the mounting seat 31, the rotating shaft 32 is rotatably mounted on the mounting seat 31, and the mounting seat 31 is fixedly connected with a side plate of the gear cover I; alternatively, the mounting seat 31 is fixedly connected to the shift guide plate 1. The shift lever stopper 33 is located on one side of the rotating shaft 32, one end of the shift lever stopper 33 is fixedly connected to the rotating shaft 32, and the position of the shift lever stopper 33 corresponds to the reverse gear position d of the shift guide hole 11. The counterweight handle 34 is located on the other side of the rotating shaft 32 and is fixedly connected with the end of the rotating shaft 32, and the counterweight handle 34 is opposite to the position of the shift lever limiting plate 33. Wherein, the other end of the gear shift lever limiting plate 33 is further provided with an arc-shaped extending anti-blocking portion 331 for preventing the gear shift lever II from being blocked, so as to ensure that the gear shift lever II can slide into the working gear c more smoothly.
Need be at non-reverse gear position during operation, whole reverse gear stop gear III is in balanced state, and gear level limiting plate 33 is the level, shelters from reverse gear position d, prevents to slide gear level II to reverse gear position d because of driver's maloperation, avoids causing personal safety accident and gearbox to damage, and security performance and performance improve greatly.
Need lift counter weight hand (hold) 34 on the position during operation that reverses gear, pivot 32 drives gear level limiting plate 33 and rotates downwards, and gear level limiting plate 33 leaves reverse gear d, stirs gear level II, can slide gear level II into reverse gear d, hangs the reverse gear.
When needing to withdraw from the reverse position, stir gear level II, withdraw from the reverse position d, gear lever limiting plate 33 is under the action of gravity of counter weight hand (hold) 34, automatic re-setting, and whole reverse gear stop gear III is in balanced state again, and gear level limiting plate 33 shelters from the reverse position d again, prevents that the driver from mistakenly hanging the reverse gear.
Obviously, the reverse gear limiting mechanism III is not only applicable to the shift guide plate 1 with the shift guide hole 11 as shown in fig. 2 and 3; the same applies to the shift gate of the prior art with a strip-shaped shift gate 10 shown in fig. 1.
The utility model discloses a put into gear controlling device is particularly useful for small-size agricultural machine such as rotary cultivator, machine, rural area supervisor a little, can improve the security performance and the performance of this type of small-size agricultural machine greatly.
The foregoing is an example of the preferred embodiment of the present invention, and those parts not described in detail are known to those skilled in the art, and the scope of the present invention is defined by the appended claims, and all equivalent changes that can be made based on the teachings of the present invention are within the scope of the present invention.
Claims (4)
1. Gear engagement operating device, characterized in that gear engagement operating device includes:
the gear shifting guide plate is provided with a gear shifting guide hole, one side of the gear shifting guide hole is provided with a working gear, the other side of the gear shifting guide hole is provided with a forward gear, a neutral gear and a reverse gear, and the reverse gear is positioned at the end part of the gear shifting guide hole;
reverse gear stop gear, reverse gear stop gear includes:
the rotating shaft is rotatably arranged relative to the gear shifting guide plate;
the gear shifting device comprises a gear shifting lever limiting plate, a gear shifting lever and a control device, wherein the gear shifting lever limiting plate is positioned on one side of the rotating shaft, one end of the gear shifting lever limiting plate is fixedly connected with the rotating shaft, and the position of the gear shifting lever limiting plate corresponds to the position of the reverse gear;
the counterweight handle is positioned on the other side of the rotating shaft and connected with the end part of the rotating shaft, and the counterweight handle is opposite to the gear shift lever limiting plate;
when the gear is not reversed, the gear lever limiting plate shields the reverse gear; when the reverse gear is hung, the counterweight handle is rotated, the rotating shaft drives the gear shift lever limiting plate to rotate, the reverse gear is separated, and the gear shift lever is hung in the reverse gear.
2. The shift operating device according to claim 1, wherein the other end of the lever stopper plate is provided with an arc-shaped extending anti-seizing portion for preventing the lever from seizing.
3. The gear shifting control device according to claim 1, wherein the reverse gear limiting mechanism further comprises a mounting seat, the rotating shaft is rotatably mounted on the mounting seat, and the mounting seat is fixedly connected with the gear shifting guide plate; or both sides of the gear shifting guide plate are respectively and fixedly provided with a side plate perpendicular to the gear shifting guide plate, and the mounting seat is fixedly connected with one side plate.
4. The shift operating device according to claim 1, wherein the operating range, the neutral range and the reverse range are each in a semi-circular arc shape corresponding to an outer peripheral surface of the shift lever.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922263324.5U CN211231546U (en) | 2019-12-14 | 2019-12-14 | Gear engaging control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922263324.5U CN211231546U (en) | 2019-12-14 | 2019-12-14 | Gear engaging control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211231546U true CN211231546U (en) | 2020-08-11 |
Family
ID=71923286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922263324.5U Active CN211231546U (en) | 2019-12-14 | 2019-12-14 | Gear engaging control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211231546U (en) |
-
2019
- 2019-12-14 CN CN201922263324.5U patent/CN211231546U/en active Active
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