Middle-mounted mower rocker arm left support, mower and tractor
By designing the left bracket of the mid-mounted lawn mower rocker, the dual functions of multi-point support and ladder are used to solve the problems of increased floor stability and cost in mowing operations of small horsepower tractors, achieving higher support strength and lower costs.
Patent Information
- Application Number
- CN202420846597.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-22
- Publication Date
- 2025-03-11
- Estimated Expiration
- 2034-04-22
AI Technical Summary
In the mowing operation of small horsepower tractors, vibrations from tractors and lawn mowers affect the stability and structural strength of the cab floor. At the same time, traditional tractors require additional ladders to increase costs.
A mid-mounted lawn mower rocker left bracket is designed, including a front bracket, an intermediate bracket and a ladder. Through components such as connectors, first fasteners and second connecting beams, multi-point support for the floor is realized, and the ladder is used as a ladder step to reduce costs.
Improve the support strength and structural stability of the tractor cab floor, while reducing the cost increased by adding ladders.
Smart Images
Figure CN222583044U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of lawn maintenance equipment, in particular to a left support of a rocker arm of a center-mounted lawn mower, a lawn mower and a tractor. Background Art
[0002] Small horsepower (less than 50 horsepower) tractors have a better performance in garden mowing operations and account for a large proportion of the total. The rear axle housing of the gearbox of a small horsepower tractor is one of the chassis components, and the cab floor is fixedly installed on the chassis.
[0003] As one of the lawn mowing equipment, the lawn mower placed in the middle of the tractor is connected and installed on the belly of the tractor, and the cutting blade of the lawn mower is controlled by the tractor transmission to perform lawn mowing operations; in order to drive the lawn mower to move, the lawn mower is hung on the belly of the tractor through a lifting mechanism, and the lifting mechanism is fixedly connected to the rear axle housing of the gearbox and the lawn mower at the same time.
[0004] During operation, vibrations from the tractor and lawn mower are transmitted to the cab floor, affecting the stability and structural strength of the floor connection; at the same time, traditional tractors require additional vehicle ladders on the floor, which increases costs. Utility Model Content
[0005] The utility model provides a left support for a center-mounted lawn mower rocker arm, a lawn mower and a tractor, which can improve the supporting strength of a tractor cab floor, ensure the structural stability of the floor, and reduce the cost increased by adding a vehicle ladder to the tractor.
[0006] The technical solution of the utility model to solve the above technical problems is as follows:
[0007] In the first aspect, the utility model provides a left bracket of a mid-mounted lawn mower rocker arm, comprising a front bracket, an intermediate bracket and a vehicle ladder, wherein the front bracket and the intermediate bracket are both detachably connected with a first fastener, and the first fastener is used to be detachably connected to the floor; the front bracket is fixedly connected with a connecting member, the middle end of the connecting member is fixed to the front bracket, one end of the connecting member is used to be detachably connected to a lifting mechanism, and the other end is fixedly connected to the vehicle ladder; the intermediate bracket is fixedly connected with a second connecting beam, and the end of the second connecting beam away from the intermediate bracket is fixedly connected to the vehicle ladder.
[0008] The beneficial effects of the utility model are as follows: the floor is supported by the connecting piece, the front bracket and the first fastener, so as to improve the supporting strength of the floor of the tractor cab and ensure the structural stability of the floor; at the same time, the second connecting beam, the middle bracket and the first fastener connected to the vehicle ladder further support the floor, and the vehicle ladder can be used as a step for getting on and off the tractor, thereby reducing the cost of the tractor increased by adding the vehicle ladder.
[0009] On the basis of the above technical solution, the present invention can also be improved as follows.
[0010] Furthermore, the connecting member includes a first connecting beam whose middle end is fixedly connected to the front bracket and a rocker arm mounting plate fixedly connected to one end of the first connecting beam, the rocker arm mounting plate is used to be detachably connected to the lifting mechanism, and the other end of the first connecting beam is fixedly connected to the vehicle ladder.
[0011] The beneficial effect of adopting the above further solution is: a detachable connection with the lifting mechanism is achieved through the rocker arm mounting plate, so that the floor is supported by the front bracket under the action of the first connecting beam.
[0012] Furthermore, a vertical rib plate is fixedly connected to one side of the rocker arm mounting plate.
[0013] The beneficial effect of adopting the above further solution is: utilizing the rib plate to improve the structural strength of the rocker arm mounting plate.
[0014] Furthermore, each of the first fasteners is provided with a shock-absorbing pad.
[0015] The beneficial effect of adopting the above further solution is that while the floor is supported by the front bracket and the middle bracket, the shock-absorbing pad has a shock-absorbing effect, thereby improving the comfort of the driver and passengers.
[0016] Furthermore, the connecting member is fixedly connected to a support plate, and the support plate is detachably connected to a second fastener, and the second fastener is used for being detachably connected to a transmission rear axle housing of the tractor.
[0017] The beneficial effect of adopting the above further solution is: the connecting member is simultaneously connected to the relatively stable tractor gearbox rear axle housing by using the support plate and the second fastener, so as to further improve the stability of the connecting member and the front bracket supporting the floor.
[0018] Furthermore, one end of the support plate is fixedly connected to the connecting member, and the support plate and the connecting member are simultaneously fixedly connected to at least one front rib plate.
[0019] The beneficial effect of adopting the above further solution is that the structural strength between the support plate and the connecting member is improved by the front rib plate.
[0020] Furthermore, one of the front rib plates is fixedly connected to an oil pipe clamp mounting bracket.
[0021] The beneficial effect of adopting the above further solution is: the oil pipe clamp is installed by using the oil pipe clamp installation bracket to fix the oil pipe, thereby increasing the function of the entire right bracket.
[0022] Furthermore, the connecting member is fixedly connected with an inner rib plate, and the inner rib plate and the front rib plate are respectively located on two sides of the connecting member.
[0023] The beneficial effect of adopting the above further solution is that the structural strength of the connecting piece is improved by the inner rib plate.
[0024] In a second aspect, the utility model provides a mid-mounted lawn mower, including the aforementioned left support of a rocker arm of the mid-mounted lawn mower.
[0025] In a third aspect, the utility model provides a tractor, comprising the above-mentioned mid-mounted lawn mower. BRIEF DESCRIPTION OF THE DRAWINGS
[0026] Figure 1 It is an axonometric drawing of the utility model;
[0027] Figure 2 It is a schematic diagram of the local structure of the utility model;
[0028] Figure 3 for Figure 2 Rear side view.
[0029] In the accompanying drawings, the components represented by the reference numerals are listed as follows:
[0030] 8. front bracket; 81. first fastener; 811. shock pad; 82. connector; 821. first connecting beam; 822. rocker arm mounting plate; 8221. vertical rib plate; 83. support plate; 831. second fastener; 832. front rib plate; 833. inner rib plate; 84. oil pipe clamp mounting bracket; 85. intermediate bracket; 851. second connecting beam;
[0031] 9. Car ladder. DETAILED DESCRIPTION
[0032] The principles and features of the present invention are described below in conjunction with the accompanying drawings. The examples given are only used to explain the present invention and are not used to limit the scope of the present invention.
[0033] On the one hand, the utility model provides a left bracket of a rocker arm of a mid-mounted lawn mower, as described in detail below.
[0034] Example 1
[0035] like Figure 1 and Figure 2A left bracket of a mid-mounted lawn mower rocker arm includes a front bracket 8, an intermediate bracket 85 and a vehicle ladder 9. Both the front bracket 8 and the intermediate bracket 85 are detachably connected with a first fastener 81, and the first fastener 81 is used to be detachably connected to the floor; the front bracket 8 is fixedly connected with a connecting member 82, the middle end of the connecting member 82 is fixed to the front bracket 8, one end of the connecting member 82 is used to be detachably connected to a lifting mechanism, and the other end is fixedly connected to the vehicle ladder 9; the intermediate bracket 85 is fixedly connected with a second connecting beam 851, and the end of the second connecting beam 851 away from the intermediate bracket 85 is fixedly connected to the vehicle ladder 9.
[0036] The beneficial effects of this embodiment are as follows: the floor is supported by the connecting piece 82, the front bracket 8 and the first fastener 81 to improve the supporting strength of the floor of the tractor cab and ensure the structural stability of the floor; at the same time, the second connecting beam 851, the intermediate bracket 85 and the first fastener 81 connected to the vehicle ladder 9 further support the floor, and the vehicle ladder 9 can be used as a step for getting on and off the tractor, thereby reducing the increased cost of the tractor due to the addition of a vehicle ladder.
[0037] As a specific solution of the above embodiment, the front bracket 8 and the middle bracket 85 can both be made of cast steel plates, and through holes are opened along the thickness direction of each of them to support the cab floor through the entire plate body.
[0038] The first fastener 81 may be a bolt, the rod of which passes through the through holes of the front bracket 8 and the middle bracket 85 to achieve a detachable connection with the floor.
[0039] The second connecting beam 851 is a bent beam and can be made of a steel pipe, one end of which is welded to the intermediate bracket 85 , and the other end is bent and extended downward to be welded and fixed to one end of the vehicle ladder 9 .
[0040] Example 2
[0041] like Figure 1 and Figure 2 On the basis of Example 1, the connecting member 82 includes a first connecting beam 821 whose middle end is fixedly connected to the front bracket 8 and a rocker mounting plate 822 fixedly connected to one end of the first connecting beam 821, the rocker mounting plate 822 is used for detachable connection to the lifting mechanism, and the other end of the first connecting beam 821 is fixedly connected to the vehicle ladder 9.
[0042] The beneficial effect of adopting the preferred solution in the above embodiment is that a detachable connection with the lifting mechanism is achieved through the rocker arm mounting plate 822, so that the floor is supported by the front bracket 8 under the action of the first connecting beam 821.
[0043] As a specific solution of the above embodiment, the first connecting beam 821 is a bent beam, which can be made of a steel pipe. The whole is in a U-shape that is open downward, and one end of it is welded to the front bracket 8, and the other end is bent and extended downward to be welded and fixed to the other end of the vehicle ladder 9; the front bracket 8 is welded to the closed end of the first connecting beam 821.
[0044] The rocker arm mounting plate 822 is an L-shaped plate with an angle of 90°. The end of one of the plates is welded to the other end of the first connecting beam 821, and the other plate has a through hole through it along its thickness direction for bolts to pass through and realize a detachable connection with the lifting mechanism.
[0045] Example 3
[0046] like Figure 1 and Figure 3 On the basis of embodiments 1 and 2, one side of the rocker arm mounting plate 822 is fixedly connected with a vertical rib plate 8221.
[0047] The beneficial effect of adopting the preferred solution in the above embodiment is that the structural strength of the rocker arm mounting plate 822 is improved by utilizing the vertical rib plate 8221 .
[0048] Specifically, the vertical rib plate 8221 is welded within the angle of the rocker arm mounting plate 822 which is an L-shaped plate, and is specifically welded to the end of the rocker arm mounting plate 822 to improve the structural strength of the rocker arm mounting plate 822.
[0049] Example 4
[0050] like Figure 1 On the basis of embodiments 1-3, each of the first fasteners 81 is provided with a shock-absorbing pad 811.
[0051] The beneficial effect of adopting the preferred solution in the above embodiment is that while the floor is supported by the front bracket 8 and the middle bracket 85, the shock-absorbing pad 811 has a shock-absorbing effect, thereby improving the comfort of the driver and passengers.
[0052] Specifically, the shock absorbing pads 811 can be made of rubber, silicone, etc. During installation, each shock absorbing pad 811 is respectively sleeved on the corresponding first fastener 81, and is installed on the front bracket 8 and the middle bracket 85 for abutting against one side of the floor.
[0053] Example 5
[0054] like Figure 1 and Figure 2 On the basis of embodiments 1-4, the connecting member 82 is fixedly connected to the support plate 83, and the support plate 83 is detachably connected to the second fastener 831, and the second fastener 831 is used for detachably connecting to the rear axle housing of the gearbox of the tractor.
[0055] The beneficial effect of adopting the preferred solution in the above embodiment is that the connecting member 82 is simultaneously connected to the relatively stable tractor transmission rear axle housing by using the support plate 83 and the second fastener 831, so as to further improve the stability of the connecting member 82 and the front bracket 8 in supporting the floor.
[0056] Based on the above embodiment, the support plate 83 can be made of a steel plate, one end of which is welded to the end of one plate of the rocker arm mounting plate 822 which is an L-shaped plate away from the other plate. At least one (two in the figure) through hole is provided through the thickness direction of the support plate 83, and the second fastener 831 can be a bolt, which is detachably connected to the rear axle housing of the tractor gearbox through the through hole.
[0057] Based on the above embodiment, the intermediate bracket 85 is also fixedly connected to a support plate 83 which is detachably connected to the rear axle housing of the gearbox of the tractor via a second fastener 831 .
[0058] Example 6
[0059] like Figure 1 and Figure 2 On the basis of embodiments 1-5, one end of the support plate 83 is fixedly connected to the connecting member 82, and the support plate 83 and the connecting member 82 are fixedly connected to at least one front rib plate 832 (two are shown in the figure).
[0060] The beneficial effect of adopting the preferred solution in the above embodiment is that the structural strength between the support plate 83 and the connecting member 82 is improved by the front rib plate 832 .
[0061] Based on the above embodiment, the front rib plate 832 is simultaneously welded to the end of one of the L-shaped rocker mounting plates 822 and is arranged opposite to the first connecting beam 821 to improve the structural strength between the support plate 83 and the rocker mounting plate 822 .
[0062] Example 7
[0063] like Figures 1 to 3 On the basis of Embodiments 1-6, one of the front rib plates 832 is fixedly connected to an oil pipe clamp mounting bracket 84 .
[0064] The beneficial effect of adopting the preferred solution in the above embodiment is that the oil pipe clamp is installed by using the oil pipe clamp mounting bracket 84 to fix the oil pipe, thereby increasing the function of the entire right bracket.
[0065] The oil pipe clamp mounting bracket 84 is a rectangular plate-shaped structure and has a plurality of through holes along its length direction for mounting and fixing a plurality of oil pipe clamps.
[0066] Example 8
[0067] like Figure 2and Figure 3 On the basis of Embodiments 1-7, the connecting member 82 is fixedly connected with an inner rib plate 833 , and the inner rib plate 833 and the front rib plate 832 are respectively located on both sides of the connecting member 82 .
[0068] The beneficial effect of adopting the preferred solution in the above embodiment is that the structural strength of the connecting member 82 is improved by the inner rib plate 833 .
[0069] Based on the above embodiment, the inner rib plate 833 is simultaneously welded to the end of one of the L-shaped rocker arm mounting plate 822 and is welded to the rocker arm mounting plate 822 at the same time, thereby improving the structural strength of the rocker arm mounting plate 822 itself.
[0070] A plurality of inner rib plates 833 are arranged at intervals and are located on the same side of the rocker arm mounting plate 822 as the vertical rib plate 8221 .
[0071] Example 9
[0072] In a second aspect, the utility model further provides a mid-mounted lawn mower, which includes a mid-mounted lawn mower rocker arm left bracket as described in embodiments 1 to 8. To use this lawn mower, the user only needs to purchase the lawn mower and install the mid-mounted lawn mower lifting mechanism and the rocker arm left bracket on his own tractor at the same time, which can reduce the use cost.
[0073] Example 10
[0074] In a third aspect, the utility model further provides a tractor, comprising a mid-mounted lawn mower as described in Example 9. Using a tractor with a mid-mounted lawn mower rocker arm left bracket, the mid-mounted lawn mower rocker arm left bracket can improve the support and shock absorption effect on the tractor cabin floor, improve the driving comfort of the driver, and other components (such as oil pipes) can be installed through the mid-mounted lawn mower rocker arm left bracket, and there is no need to install an additional vehicle ladder 9, thereby reducing costs.
[0075] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.
[0076] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.
[0077] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0078] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.
[0079] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.
[0080] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations of the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present invention.
Claims
1. A left support for a rocker arm of a mid-mounted lawn mower, characterized in that: The invention comprises a front bracket (8), an intermediate bracket (85) and a vehicle ladder (9), wherein the front bracket (8) and the intermediate bracket (85) are both detachably connected to a first fastener (81), and the first fastener (81) is used for being detachably connected to a floor; the front bracket (8) is fixedly connected to a connecting member (82), the middle end of the connecting member (82) is fixed to the front bracket (8), one end of the connecting member (82) is used for being detachably connected to a lifting mechanism, and the other end is fixedly connected to the vehicle ladder (9); the intermediate bracket (85) is fixedly connected to a second connecting beam (851), and one end of the second connecting beam (851) away from the intermediate bracket (85) is fixedly connected to the vehicle ladder (9).
2. The left support of the rocker arm of a mid-mounted lawn mower according to claim 1, characterized in that: The connecting member (82) comprises a first connecting beam (821) whose middle end is fixedly connected to the front bracket (8) and a rocker arm mounting plate (822) fixedly connected to one end of the first connecting beam (821), wherein the rocker arm mounting plate (822) is used for being detachably connected to the lifting mechanism, and the other end of the first connecting beam (821) is fixedly connected to the vehicle ladder (9).
3. The left support of the rocker arm of a mid-mounted lawn mower according to claim 2, characterized in that: A rib plate (8221) is fixedly connected to one side of the rocker arm mounting plate (822).
4. A left support for a rocker arm of a mid-mounted lawn mower according to any one of claims 1 to 3, characterized in that: Each of the first fasteners (81) is sleeved with a shock-absorbing pad (811).
5. A left support for a rocker arm of a mid-mounted lawn mower according to any one of claims 1 to 3, characterized in that: The connecting member (82) is fixedly connected to a support plate (83), and the support plate (83) is detachably connected to a second fastener (831), and the second fastener (831) is used for being detachably connected to a transmission rear axle housing of a tractor.
6. The left support of the rocker arm of a mid-mounted lawn mower according to claim 5, characterized in that: One end of the support plate (83) is fixedly connected to the connecting member (82), and the support plate (83) and the connecting member (82) are simultaneously fixedly connected to at least one front rib plate (832).
7. The left support of the rocker arm of a mid-mounted lawn mower according to claim 6, characterized in that: One of the front rib plates (832) is fixedly connected to an oil pipe clamp mounting bracket (84).
8. The left support of the rocker arm of a mid-mounted lawn mower according to claim 6, characterized in that: The connecting member (82) is fixedly connected to an inner rib plate (833), and the inner rib plate (833) and the front rib plate (832) are respectively located on two sides of the connecting member (82).
9. A mid-mounted lawn mower, characterized in that: It comprises a left support of a rocker arm of a mid-mounted lawn mower as described in any one of claims 1-8.
10. A tractor, characterized in that: It includes a mid-mounted lawn mower as claimed in claim 9.