CN219046659U - Mower conversion mechanism - Google Patents
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- CN219046659U CN219046659U CN202223356877.3U CN202223356877U CN219046659U CN 219046659 U CN219046659 U CN 219046659U CN 202223356877 U CN202223356877 U CN 202223356877U CN 219046659 U CN219046659 U CN 219046659U
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Abstract
The utility model provides a mower conversion mechanism, which comprises a support, wherein a rotating assembly is arranged on the support, and a first rotating unit and a second rotating unit are further connected to the rotating assembly; the left end of the rotating component is connected with a signal conversion unit; the support comprises a bottom plate, and a first support plate and a second support plate which are arranged on the bottom plate in parallel; the rotating assembly is supported on the first support plate and the second support plate; the signal conversion unit is positioned at the left side of the first support plate and is connected to the left end part of the rotating assembly; the second rotating unit is positioned on the right side of the second support plate and is connected to the right end part of the rotating assembly; the first rotating unit is positioned between the first support plate and the second support plate. In the application, the whole structure is simple, and the device is arranged on the rack, so that the reliability in operation is high; meanwhile, the forward and backward movement are converted to the rotation amplitude of the same rotating shaft, so that the forward and backward movement of the riding mower are controlled, and the overall reliability is high.
Description
Technical Field
The utility model relates to the technical field of riding mowers, in particular to a riding mower conversion mechanism.
Background
The riding mower is small mechanical equipment which can be driven by a single person and is suitable for working places such as lawn repair and vegetation trimming. The user may need to forward and backward different direction conversion working conditions in the actual use process, which is influenced by the environment specificity and the complexity of the operation topography.
Current chinese patent 201810595487.0 discloses a riding mower that switches the riding mower between a parked state and an un-parked state by providing a parking system; the parking system comprises a connecting rod mechanism, a gearbox and the like; the parking system controls the gearbox to realize braking through the connecting rod mechanism. The overall structure is complex, resulting in increased costs of the riding mower.
The Chinese patent No. 202023151182.2 also discloses a riding type garden tool, which specifically discloses that a pedal is connected with an accelerator through a rotating shaft, the accelerator is connected with a control component, the control component is used for controlling the steering of the riding type garden tool, the structure is relatively simple, but the reliability is lower when the pedal is fed back to the control component through the accelerator due to the poor connection reliability between the pedal and the rotating shaft in operation.
Therefore, how to provide a switching mechanism with simple structure and safety and reliability is a problem to be solved by those skilled in the art.
Disclosure of Invention
The utility model aims to at least solve the technical problems in the prior art, and provides a switching mechanism which is simple in structure, safe and reliable and can be applied to steering of a riding mower.
In order to achieve the above object of the present utility model, the present utility model provides a mower conversion mechanism, comprising a support, wherein a rotating assembly is arranged on the support, and a first rotating unit and a second rotating unit are further connected to the rotating assembly; the left end of the rotating component is connected with a signal conversion unit; the support comprises a bottom plate, and a first support plate and a second support plate which are arranged on the bottom plate in parallel.
The rotating assembly is supported on the first support plate and the second support plate; the signal conversion unit is positioned at the left side of the first support plate and is connected to the left end part of the rotating assembly; the second rotating unit is positioned on the right side of the second support plate and is connected to the right end part of the rotating assembly; the first rotating unit is positioned between the first support plate and the second support plate.
Further, the first rotating unit comprises a first pedal, a first support arm and a first connecting plate which are sequentially connected; wherein first connecting plate fixedly connected with first adapter sleeve, first adapter sleeve is fixed in the rotation subassembly outside.
Still further, the device also comprises a first limiting part, wherein the first limiting part comprises a first limiting groove arranged at the top of the first support plate and/or the second support plate, and further comprises a first limiting rod arranged at the end part of the first connecting plate; the first limiting rod is matched with the first limiting groove.
Still further, the device also comprises a second limiting part, wherein the second limiting part comprises a second limiting groove arranged in the middle of the first support plate or the second support plate, and a second limiting rod arranged at the bottom of the first connecting plate; the second limiting rod is matched with the second limiting groove.
Furthermore, the second limiting rod is also sleeved with a first spring.
Further, the bottom of the first connecting plate is also provided with a second spring, and the other end of the second spring is connected with the bottom plate.
Further, the second rotating unit comprises a second pedal, a second support arm and a second connecting sleeve which are sequentially connected, and the second connecting sleeve is fixed on the outer side of the rotating assembly.
Further, the rotary assembly further comprises a second sleeve, and the second sleeve is sleeved on the outer side of the rotary assembly.
When the application is specifically used, the mower conversion mechanism comprises a support, wherein the support adopts a frame structure, and comprises a bottom plate, and a first support plate and a second support plate which are arranged on the bottom plate in parallel. Other parts of the structure are supported by the support, and the structure is connected to the frame of the riding mower by the support. A rotating assembly is arranged on the support, wherein the rotating assembly can comprise a rotating shaft; the first support plate and the second support plate are respectively provided with an opening, the rotating assembly is sleeved on the two support plates, and the rotating assembly and other parts of the support form a frame structure, so that the stability of the whole structure is improved.
The first rotating unit is used for controlling the riding mower to advance or stop; the second rotating unit is used for controlling the backward movement or stop of the riding mower; specifically, when the first rotating unit is operated, the rotating shaft is driven to rotate, and then the signal conversion unit is connected with the tail end of the rotating shaft, wherein the signal conversion unit can select an angle sensor, namely the rotating angle of the rotating shaft can be converted into corresponding electric signals through the angle sensor, so that the advancing speed and the advancing speed of the riding mower are controlled; similarly, when the second rotating unit is operated, the rotating shaft can be driven to rotate, and at the moment, the angle sensor converts the rotating angle of the rotating shaft into corresponding electric signals, so that the backward movement and backward movement speed of the riding mower are controlled.
In the application, the whole structure is simple, and the device is arranged on the rack, so that the reliability in operation is high; meanwhile, the forward and backward movement are converted to the rotation amplitude of the same rotating shaft, so that the forward and backward movement of the riding mower are controlled, and the overall reliability is high.
Drawings
FIG. 1 is a schematic view of a mower conversion mechanism according to the present utility model from a first perspective;
FIG. 2 is a schematic view of a second perspective of the mower conversion mechanism of the present utility model;
FIG. 3 is a schematic view of a third perspective of a mower conversion mechanism according to the present utility model;
FIG. 4 is an exploded view of the mower conversion mechanism of the present utility model;
FIG. 5 is a schematic view of a mower conversion mechanism support of the present utility model from a first perspective;
FIG. 6 is a schematic view of a first deck of a mower conversion system according to the present utility model from a first perspective;
reference numerals:
100 supports, 110 bottom plates, 120 first support plates, 121 first limit grooves, 122 second limit grooves, 130 second support plates, 200 first rotating units, 201 first pedals, 202 first support arms, 210 first connecting plates, 211 first connecting sleeves, 212 first limit rods, 213 second limit rods, 221 first springs, 222 second springs, 300 second rotating units, 301 second pedals, 302 second support arms, 310 second connecting sleeves, 410 rotating assemblies, 420 signal converting units, 430 second sleeves and 500 racks.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
In the description of the present utility model, unless otherwise specified and defined, it should be noted that the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, mechanical or electrical, or may be in communication with each other between two elements, directly or indirectly through intermediaries, as would be understood by those skilled in the art, in view of the specific meaning of the terms described above.
Referring to fig. 1 to 6, the present utility model provides a mower conversion mechanism, comprising a stand 100, wherein a rotating assembly 410 is provided on the stand 100, and a first rotating unit 200 and a second rotating unit 300 are further connected to the rotating assembly 410; the left end of the rotating assembly 410 is connected with a signal conversion unit 420; the support 100 includes a base plate 110, and a first support plate 120 and a second support plate 130 disposed in parallel on the base plate 110; the rotation assembly 410 is supported on the first and second support plates 120 and 130; the signal conversion unit 420 is located at the left side of the first support plate 120 and is connected to the left end of the rotating assembly 410; the second rotating unit 300 is located at the right side of the second support plate 130 and connected to the right end of the rotating assembly 410; the first rotating unit 200 is located between the first and second support plates 120 and 130.
In the implementation of the present application, the support 100 may be formed by welding different plates using a frame structure. Comprises a bottom plate 110, and a first support plate 120 and a second support plate 130 which are arranged on the bottom plate 110 in parallel. Other components of the present application structure are supported by the stand 100, while the present application structure is also connected to the frame 500 of the riding mower by the stand 100; as shown in the drawings, a screw coupling hole is provided on the bottom plate 110 of the stand 100, through which the structure of the present application can be fixed to the mower frame 500, thereby improving operational reliability. A rotation assembly 410 is provided on the stand 100, wherein the rotation assembly 410 may include a rotation shaft; openings are formed in the first support plate 120 and the second support plate 130, and the rotating assembly 410 is sleeved on the two support plates, so that a frame structure is formed with other parts of the support 100, and the stability of the overall structure can be improved.
A first rotating unit 200 and a second rotating unit 300 are fixedly connected to the rotating shaft by means of screws or other prior art means, wherein the first rotating unit 200 is used for controlling the forward or stop of the riding mower; the second rotating unit 300 is used for controlling the backward movement or stop of the riding mower; specifically, when the first rotating unit 200 is operated, the rotating shaft is driven to rotate, and then the signal converting unit 420 is connected to the tail end of the rotating shaft, in this application, the signal converting unit 420 can select an angle sensor, that is, the rotating angle of the rotating shaft can be converted into a corresponding electrical signal through the angle sensor, so as to control the advancing and advancing speed of the riding mower; similarly, when the second rotating unit 300 is operated, the rotating shaft can be driven to rotate, and at this time, the angle sensor converts the rotating angle of the rotating shaft into a corresponding electrical signal, so as to control the backward and backward speed of the riding mower.
In the application, the whole structure is simple, and the whole structure is arranged on the rack 500, so that the reliability in operation is high; meanwhile, the forward and backward movement are converted to the rotation amplitude of the same rotating shaft, so that the forward and backward movement of the riding mower are controlled, and the overall reliability is high.
In this application, the first rotating unit 200 and/or the second rotating unit 300 may have a pedal structure, and specifically, as shown in the drawings, the first rotating unit 200 includes a first pedal 201, a first arm 202, and a first connection plate 210 connected in sequence; the first connecting plate 210 is fixedly connected with a first connecting sleeve 211, and the first connecting sleeve 211 is fixed on the outer side of the rotating assembly 410. The first support arm 202 can be formed by bending a section bar, one end of the first support arm 202 is fixedly connected with the first pedal 201 through a screw, and the first pedal 201 can be plate-shaped or strip-shaped; the other end of the first arm 202 may be fixedly coupled to the first connection plate 210 by welding. The first connecting plate 210 is further connected with a first connecting sleeve 211 by a fixed connection manner such as welding, the first connecting sleeve 211 is sleeved outside the rotating assembly 410, and the first connecting sleeve 211 and the rotating assembly 410 are relatively fixed by screws. When an operator steps on the first pedal 201, referring to the drawings, the first pedal 201 drives the first connecting plate 210 to rotate clockwise through the first arm 202, and drives the rotating assembly 410 to rotate clockwise at this time, and the left end of the rotating assembly 410 is connected with the signal converting unit 420, so that the signal converting unit 420 is driven to select clockwise. The signal conversion unit 420 may select an angle sensor in the related art in the present application; when the rotating component 410 rotates, the angle sensor is driven to rotate in the same direction, and the angle sensor converts the rotating angle signal into a corresponding electric signal; the electric signal is fed back to the control center of the riding mower, so that the advancing speed of the riding mower is controlled. For example, when the angle sensor rotates, the control center sends out a command to start the riding mower to walk forwards; as the rotation amplitude of the angle sensor is larger, the forward walking speed of the riding mower can be controlled to be higher through the control center.
In this application, the first connection plate 210 is fixedly connected with a first connection sleeve 211, and the first connection sleeve 211 is fixed at the outer side of the rotation assembly 410. In practice, the first connecting sleeve 211 may be a sleeve structure, and is sleeved on the outer side of the rotating assembly 410, and then locked by a locking screw, that is, the relative positions of the first connecting sleeve 211 and the rotating assembly 410 are fixed. By adding the first connecting sleeve 211 with a sleeve type structure, the contact area between the first rotating unit 200 and the rotating assembly 410 is increased, the stability of the first rotating unit 200 in the force transmission process is improved, the continuity of the rotating process of the rotating assembly 410 when an operator steps on the first pedal 201 is also improved, and the running reliability of the riding mower is further improved.
Still further, in another embodiment of the present application, the first limiting portion includes a first limiting groove 121 disposed at the top of the first support plate 120 and/or the second support plate 130, and further includes a first limiting rod 212 disposed at an end of the first connecting plate 210; the first limiting rod 212 is matched with the first limiting groove 121. As shown in the drawing, a first limiting groove 121 is formed at the top of the first support plate 120, and a first limiting rod 212 is welded to the left end surface of the first connecting plate 210, wherein the end of the first limiting rod 212 extends into the first limiting groove 121. When the operator steps on the first pedal 201 to drive the first connecting plate 210 to rotate, the first limiting rod 212 also rotates along with the first connecting plate 210, and the first limiting groove 121 can limit the rotation range of the first limiting rod 212, so that the first connecting plate 210 limits the rotation range of the rotation assembly 410, thereby improving the safety of the first rotation unit 200 in use. In other embodiments of the present application, the first groove may define the rotation range of the first stop lever 212, and may further set a corresponding shape of the first groove, for example, a first groove with a circular arc shape is adopted, and the first groove is used to guide the rotation track of the first connecting plate 210, so that the stability of the rotation assembly 410 in the rotation process may be assisted to be improved, and the reliability of the structure of the present application is improved.
In other embodiments of the present application, the first limiting groove 121 may be optionally disposed on the top of the first supporting plate 120; similarly, the first limiting groove 121 may be optionally formed on the top of the second support plate 130, and the first limiting rod 212 may be welded on the right side of the first connecting plate 210, so as to match the first limiting groove 121 on the top of the second support plate 130; the first limiting grooves 121 can be formed in the tops of the first support plate 120 and the second support plate 130, and the first limiting rods 212 are arranged on two sides of the first connecting plate 210, so that the stability and reliability of the structure of the device are better.
Still further, in other embodiments of the present application, the second limiting portion includes a second limiting groove 122 disposed in the middle of the first support plate 120 or the second support plate 130, and a second limiting rod 213 disposed at the bottom of the first connecting plate 210; the second limiting rod 213 is matched with the second limiting groove 122. As shown in the drawing, in order to further limit the rotation amplitude of the first connecting plate 210, a second limiting rod 213 may be connected to the bottom of the first connecting plate 210 by welding, and a second limiting groove 122 is provided at a position corresponding to the second limiting rod 213 in the middle of the first supporting plate 120, or a second limiting groove 122 is provided at a position corresponding to the second limiting rod 213 in the middle of the second supporting plate 130, and the rotation amplitude of the first connecting plate 210 can be guided by the second limiting groove 122, so that the reliability and stability of the structure in rotation of the application are further improved.
Still further, in other embodiments of the present application, the second stop lever 213 is further sleeved with a first spring 221. In order to enable the rotation assembly 410 to return to the original position after the operator releases the stepping on the first pedal 201, the first connection plate 210 is provided. In the present application, a first spring 221 may be sleeved on the second limiting rod 213, for example, a coil spring is sleeved on the second limiting rod, when an operator steps on the first pedal 201, the first connecting plate 210 drives the rotating component to rotate clockwise, and the coil spring is pressed at this time, so as to play a role of energy storage; when the first pedal 201 is released, the coil spring releases the pressure, so that the first connecting plate 210 and the rotating assembly 410 are driven to rotate anticlockwise, and the first connecting plate 210 is returned to the original position, thereby achieving the effect of assisting the return of the first connecting plate 210. In other embodiments of the present application, the second limiting groove 122 may be configured as a crescent structure, and the front end of the second limiting rod 213 is provided with a ball portion, where the ball portion is clamped in the second limiting groove 122 and slides along the second limiting groove 122 during the rotation process of the first connecting plate 210; through setting up bulb portion and crescent second spacing groove 122 complex structure, can let first connecting plate 210 rotate the process more steady, simultaneously because of crescent second spacing groove 122's both ends are less, when combining first spring 221, can be better play auxiliary reset's effect.
Still further, in other embodiments of the present application, a second spring 222 is further disposed at the bottom of the first connecting plate 210, and the other end of the second spring 222 is connected to the bottom plate 110. In order to improve the return effect of the first connecting plate 210 after rotation, the second spring 222 may be used to perform auxiliary return, specifically, as shown in the drawing, one end of the second spring 222 is connected to the upper portion of the bottom plate 110, and the other end is hung on the first connecting plate 210, which may be directly hung on the first connecting plate 210, or may be hung on the second limiting rod 213 fixedly connected with the first connecting plate 210; when the first pedal 201 is stepped on, the first connecting plate 210 rotates, and the second spring 222 is in tension; after the first pedal 201 is released from being stepped, the second spring 222 returns to the free state, and drives the first connecting plate 210 to return to the original position, so that the effect of assisting in resetting the first connecting plate 210 can be achieved. In other embodiments of the present application, the first spring 221 may be selected as a separate case, the second spring 222 may be selected as a separate case, or both may be selected as a separate case.
Further, in other embodiments of the present application, a second rotating unit 300 for controlling the backward movement of the riding mower is further included, wherein the second rotating unit 300 includes a second pedal 301, a second arm 302, and a second connecting sleeve 310 connected in sequence, and the second connecting sleeve 310 is fixed outside the rotating assembly 410. In a specific implementation, the second arm 302 may also be formed by bending a section bar, for example, bending a bar, or bending a plate; the second pedal 301 may be a plate-like structure, and is fixedly disposed at one end of the second support arm 302 by using an existing connection manner such as welding; the other end of the second arm 302 is disposed outside of the rotating assembly 410, such as being welded or threaded to the right end of the rotating member; in this application, through fixing the second rotation unit 300 at the right end of the rotation component, when the operator steps on the second pedal 301, the rotation component 410 can be driven to rotate, and then the signal conversion unit 420 is driven to rotate, at this time, the signal conversion unit 420 converts the rotation angle into an electrical signal and sends the electrical signal to the control center of the riding mower, and then the retraction of the riding mower is controlled and the retraction speed is controlled. In other embodiments of the present application, the second connecting sleeve 310 is integrally connected or welded to the end of the second arm 302, the second connecting sleeve 310 is sleeved on the outer side of the rotating component 410, and then the positions of the second connecting sleeve 310 and the rotating component 410 are relatively fixed by screws. As described above, by providing the second connecting sleeve 310, the contact area between the second rotating unit 300 and the rotating assembly 410 can be increased, so that the reliability and stability of the backward movement of the riding mower caused by the operator stepping on the second pedal 301 can be improved.
In this application, by integrating the first rotating unit 200 and the second rotating unit 300 on the rotating assembly 410, the overall structure is compact, especially the rotating assembly 410 and the support 100 form a frame structure, and the signal converting unit 420 is located at the left side of the first support 120 and connected to the left end of the rotating assembly 410; the second rotating unit 300 is located at the right side of the second support plate 130 and connected to the right end of the rotating assembly 410; the first rotating unit 200 is located between the first and second support plates 120 and 130; the arrangement not only ensures that the whole structure is compact and reliable, but also has enough space for operators to operate conveniently. Furthermore, for the first rotating unit 200 which is closer to the signal converting unit 420, the first support arm 202 is formed by bending a rod-shaped section bar, and the first pedal 201 also selects the rod-shaped section bar, so that the space can be saved; and for the second rotating unit 300 far from the signal converting unit 420, the second support arm 302 is formed by bending a plate-shaped section, and the second pedal 301 is also formed by bending a plate-shaped section, so that the rotating reliability is improved; the overall structure layout is compact, and the reliability is high; meanwhile, the main components of the first rotating unit 200 and the second rotating unit 300 are made of different types, so that the operator can distinguish the main components conveniently, and the possibility of misoperation is reduced.
Further, in other embodiments of the present application, a second sleeve 430 is further included, and the second sleeve 430 is sleeved outside the rotating assembly 410. As shown in the drawings, a second bushing 430 is further provided, and the second bushing 430 is sleeved outside the rotation assembly 410 and fixed to the right side of the second support plate 130 by screws. By providing the second hub 430, further support is provided for the rotating assembly 410, thereby improving the smoothness of the rotating assembly 410 during rotation.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. The mower conversion mechanism is characterized by comprising a support (100), wherein a rotating assembly (410) is arranged on the support (100), and a first rotating unit (200) and a second rotating unit (300) are further connected to the rotating assembly (410); the left end of the rotating component (410) is connected with a signal conversion unit (420); the support (100) comprises a bottom plate (110), and a first support plate (120) and a second support plate (130) which are arranged on the bottom plate (110) in parallel; the rotating assembly (410) is supported on the first support plate (120) and the second support plate (130).
2. The mower conversion mechanism of claim 1, wherein said first rotation unit (200) includes a first pedal (201), a first arm (202) and a first connection plate (210) connected in sequence; wherein first connecting plate (210) fixedly connected with first adapter sleeve (211), first adapter sleeve (211) are fixed in rotation subassembly (410) outside.
3. The mower conversion system of claim 2, further comprising a first stop portion including a first stop slot (121) disposed at a top of the first support plate (120) and/or the second support plate (130), and further including a first stop lever (212) disposed at an end of the first connection plate (210); the first limiting rod (212) is matched with the first limiting groove (121).
4. A mower conversion system as claimed in claim 2 or claim 3 further comprising a second stop portion including a second stop slot (122) provided in the middle of the first support plate (120) or the second support plate (130), and a second stop lever (213) provided at the bottom of the first connection plate (210); the second limiting rod (213) is matched with the second limiting groove (122).
5. The mower conversion mechanism of claim 4, wherein the second stop lever (213) is further sleeved with a first spring (221).
6. The mower conversion mechanism of claim 2, 3 or 5, wherein a second spring (222) is further provided at the bottom of the first connecting plate (210), and the other end of the second spring (222) is connected to the bottom plate (110).
7. A mower conversion mechanism as claimed in claim 1, 2, 3 or 5, wherein the second pivoting unit (300) comprises a second pedal (301) and a second arm (302) connected in sequence.
8. The mower conversion mechanism of claim 6 wherein the second pivoting unit (300) includes a second pedal (301) and a second arm (302) connected in sequence.
9. The mower conversion system of claim 7 wherein a second connecting sleeve (310) is further connected to the end of said second arm (302), said second connecting sleeve (310) being secured to the outside of said pivoting assembly (410).
10. The mower conversion mechanism of claim 1, 2, 3, 5, 8 or 9 further comprising a second hub (430), the second hub (430) being sleeved outside the rotational assembly (410).
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CN202223356877.3U CN219046659U (en) | 2022-12-14 | 2022-12-14 | Mower conversion mechanism |
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CN202223356877.3U CN219046659U (en) | 2022-12-14 | 2022-12-14 | Mower conversion mechanism |
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CN219046659U true CN219046659U (en) | 2023-05-23 |
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