CN208138461U - A kind of rice transplanter selector gear - Google Patents

Abstract

The utility model relates to rice transplanter field more particularly to a kind of rice transplanter selector gears.A kind of rice transplanter selector gear, including the shifting arm being hingedly arranged, and the speed change transition arm being connected by connecting rod with the shifting arm；The upper end of the shifting arm is connected with handle, and handle can be rotated synchronously with shifting arm along its hinged end, constitutes the first rotation path；The handle is to be flexibly connected end with the connecting pin of shifting arm；Handle can rotate relative to shifting arm to be flexibly connected end as axle center, constitute the second rotation path；The first rotation path and the second rotation path of handle are perpendicular.The selector gear is clear convenient for distinguishing above-mentioned gear, does not allow to be also easy to produce maloperation in operation, have the characteristics that compact-sized, stable and reliable in work, easy to operate practical.

Description

A kind of rice transplanter selector gear

Technical field

The utility model relates to rice transplanter field more particularly to a kind of rice transplanter selector gears.

Background technique

Sub-power portion and transplanting portion two major parts in high speed saddle type rice transplanter structure, and power part be divided into engine, HST, gearbox, chassis, covering, hydraulic, electric appliance etc..HST, i.e., the English abbreviation of hydrostatic stepless transmission, effect is logical It crosses a set of hydraulic device integrated and changes pumpage to control output revolving speed and the steering of hydraulic motor.Power transmission Route is：Engine-HST-gearbox-driving wheel, usual rice transplanter include three kinds of working conditions：Remove --- non-field Middle forward or backward；It is neutral --- rice transplanter does not work, and stops walking；Transplanting --- transplanting work in field.In addition, tradition is inserted For seedling machine in new field rice transplanting operation, complete machine sinking phenomenon, brings extreme difficulties to walking and rice transplanting operation frequent occurrence.Mesh Before, need to be separately provided handle equipped with anti-sinking device on rice transplanter, but on rice transplanter for controlling " anti-sunken " gear, this manipulation Mode structure is more complicated, inconvenient for operation.

Summary of the invention

To solve the above-mentioned problems, the purpose of this utility model is to provide a kind of rice transplanter selector gear, the changes Fast operating mechanism is clear convenient for distinguishing above-mentioned gear, does not allow to be also easy to produce maloperation in operation, has compact-sized, work surely Fixed practical feature reliable, easy to operate.

In order to achieve the above purpose, the utility model uses technical solution below：

A kind of rice transplanter selector gear including the shifting arm being hingedly arranged, and passes through connecting rod and the shifting arm The speed change transition arm being connected；The upper end of the shifting arm is connected with handle, and handle can be synchronous along its hinged end with shifting arm Rotation constitutes the first rotation path；It is characterized in that：The handle is to be flexibly connected end with the connecting pin of shifting arm；Handle capable of being It is enough to be rotated using being flexibly connected end as axle center relative to shifting arm, the second rotation path of composition；First rotation path of handle and second Rotation path is perpendicular.

Preferably, the handle includes the first positioning states and the second positioning states on the second rotation path.

Preferably, the shifting arm is equipped with the first positioning component for handle to be maintained to the first positioning states, And the second positioning component for handle to be maintained to the second positioning states.

Preferably, first positioning component includes sphere and elastomeric element；Offered on the shifting arm with it is described The compatible card slot of sphere, the outbound course of elastomeric element act on sphere, when keeping sphere opposite with card slot, are pressed into the card Slot.In the technical solution, under the elastic force of elastomeric element, sphere indentation card slot is to maintain the first positioning states for handle On.

Preferably, the handle is equipped with sleeve, elastomeric element setting is inserted with for inciting somebody to action in sleeve inner, sleeve The gag lever post of elastomeric element one end positioning.

Preferably, second positioning component includes tension spring, tension spring is fixed towards second always for the active force of handle Position state.In the technical solution, handle can be pulled to the second positioning states by tension spring；When external force in handle, (such as stir by hand Handle), after so that the positioning states of the first positioning component is failed, handle can be maintained the second positioning states by tension spring.

Preferably, the speed change transition arm is mounted on speed change bracket, and can be relatively rotated along speed change bracket.

Preferably, the handle is pin shaft connecting pin with the end that is flexibly connected of shifting arm.

By adopting the above technical scheme, which is related to a kind of rice transplanter selector gear to the utility model, this is inserted The handle of seedling machine selector gear can covariant speed arm synchronous rotary, constitute the first rotation path；Meanwhile handle can be with work Dynamic connecting pin is axle center, is rotated relative to shifting arm, and the second rotation path is constituted.Under this structure, which can be constituted not Same gear positions, only one direction of rotation (there was only the first rotation path) of handle in scheme, is somebody's turn to do compared with the prior art The handle of scheme can also rotate (the second rotation path) relative to shifting arm, have the removing of rice transplanter, neutral, interpolation and anti-sunken The feasibility that four gears are concentrated；Further, clear convenient for distinguishing above-mentioned gear, do not allow to be also easy to produce in operation and accidentally grasp Make, has the characteristics that compact-sized, stable and reliable in work, easy to operate practical.

Detailed description of the invention

Fig. 1 is side structure schematic diagram of the utility model in the first positioning states.

Fig. 2 is front gear adjusting schematic diagram of the utility model in the first positioning states.

Fig. 3 is the portion the A enlarged drawing of Fig. 2.

Fig. 4 is side structure schematic diagram of the utility model in the second positioning states.

Fig. 5 is front gear adjusting schematic diagram of the utility model in the second positioning states.

Fig. 6 is the structural schematic diagram of handle limit plate.

Specific embodiment

With reference to the accompanying drawing, the preferred embodiment of the utility model is described in further detail.

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right", The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

A kind of rice transplanter selector gear as shown in Fig. 1~5, including the shifting arm 6 being hingedly arranged, and passes through company The speed change transition arm 9 that bar 7 is connected with the shifting arm 6, the speed change transition arm 9 are mounted on speed change bracket 8, and being capable of edge Speed change bracket 8 relatively rotates.The upper end of the shifting arm 6 is connected with handle 1, and handle 1 can be same along its hinged end with shifting arm 6 Step rotation, constitutes the first rotation path.The handle 1 and the connecting pin of shifting arm 6 are is flexibly connected end, specifically handle 1 and The flexible connection end of shifting arm 6 is pin shaft connecting pin 5.Handle 1 can be rotated using being flexibly connected end as axle center relative to shifting arm 6, Constitute the second rotation path.The first rotation path and the second rotation path of handle 1 are perpendicular.

The handle 1 includes the first positioning states and the second positioning states on the second rotation path.On the shifting arm 6 Equipped with the first positioning component for handle 1 to be maintained to the first positioning states, and for handle 1 to be maintained the second positioning Second positioning component of state.First positioning component includes sphere 4 and elastomeric element.Offered on the shifting arm 6 with The compatible card slot 61 of the sphere 4, the outbound course of elastomeric element acts on sphere 4, when keeping sphere 4 opposite with card slot 61, It is pressed into the card slot 61.The handle 1 is equipped with sleeve 11, and elastomeric element setting is inserted in sleeve inner, sleeve to be used for The gag lever post that elastomeric element one end is positioned, elastomeric element are preferably pressure spring 3.In the technical solution, in the elastic force of elastomeric element Under, sphere 4 is pressed into card slot 61 to maintain handle 1 on first positioning states.Second positioning component includes tension spring 2, Tension spring 2 for handle 1 active force always towards the second positioning states.In the technical solution, tension spring 2 can pull to handle 1 Second positioning states.When external force is in handle 1 (such as hand stirs handle), after so that the positioning states of the first positioning component is failed, Handle 1 can be maintained the second positioning states by tension spring 2.

Above-mentioned technical proposal is related to a kind of rice transplanter selector gear, 1 energy of handle of the rice transplanter selector gear Enough with 6 synchronous rotary of shifting arm, the first rotation path is constituted.Meanwhile handle 1 can be become relatively using being flexibly connected end as axle center Fast arm 6 rotates, and constitutes the second rotation path.As illustrated in fig. 1 and 2, when handle 1 is in the first positioning states, operation handle 1 can Tri- gears of a1, a2 and a3 are generated, " operation ", " neutrality " and " anti-sunken " three gears are respectively corresponded.As shown in Figures 3 and 4, work as hand When handle 1 is in the second positioning states, operation handle 1 can produce tri- gears of a1, a4 and a5, respectively correspond " operation ", " neutrality " " walking " three gears.Further, as shown in fig. 6, in order to adapt to above-mentioned operating mechanism, the technical program is further equipped with Handle limit plate respectively corresponds each gear of aforesaid operations handle 1.Under above structure, which can constitute difference Gear positions, only one direction of rotation of handle 1 (there was only the first rotation path), the party in scheme compared with the prior art The handle 1 of case can also rotate (the second rotation path) relative to shifting arm 6, have the removing of rice transplanter, neutral, interpolation and anti-sunken The feasibility that four gears are concentrated.Further, clear convenient for distinguishing above-mentioned gear, do not allow to be also easy to produce in operation and accidentally grasp Make, has the characteristics that compact-sized, stable and reliable in work, easy to operate practical.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (8)

1. a kind of rice transplanter selector gear including the shifting arm being hingedly arranged, and passes through connecting rod and the shifting arm phase The speed change transition arm of connection；The upper end of the shifting arm is connected with handle, and handle can turn with shifting arm along its hinged end is synchronous It is dynamic, constitute the first rotation path；It is characterized in that：The handle is to be flexibly connected end with the connecting pin of shifting arm；Handle can To be flexibly connected end as axle center, is rotated relative to shifting arm, constitute the second rotation path；First rotation path of handle and second turn Dynamic path is perpendicular.

2. a kind of rice transplanter selector gear according to claim 1, it is characterised in that：The handle is in the second rotation It include the first positioning states and the second positioning states on path.

3. a kind of rice transplanter selector gear according to claim 2, it is characterised in that：The shifting arm, which is equipped with, to be used In the first positioning component that handle is maintained to the first positioning states, and for handle to be maintained the of the second positioning states Two positioning components.

4. a kind of rice transplanter selector gear according to claim 3, it is characterised in that：The first positioning component packet Include sphere and elastomeric element；Card slot compatible with the sphere, the outbound course of elastomeric element are offered on the shifting arm Sphere is acted on, when keeping sphere opposite with card slot, is pressed into the card slot.

5. a kind of rice transplanter selector gear according to claim 4, it is characterised in that：The handle is equipped with set Cylinder, elastomeric element setting are inserted with the gag lever post for positioning elastomeric element one end in sleeve inner, sleeve.

6. a kind of rice transplanter selector gear according to claim 3, it is characterised in that：The second positioning component packet Include tension spring, tension spring for handle active force always towards the second positioning states.

7. a kind of rice transplanter selector gear according to claim 1, it is characterised in that：The speed change transition arm installation On speed change bracket, and it can be relatively rotated along speed change bracket.

8. a kind of rice transplanter selector gear according to claim 1, it is characterised in that：The handle and shifting arm Flexible connection end is pin shaft connecting pin.