CN214384978U

CN214384978U - Two-way gear shifting mechanism for mini-tiller

Info

Publication number: CN214384978U
Application number: CN202120502323.6U
Authority: CN
Inventors: 段长青; 康泽力; 李科锋; 李世丰
Original assignee: Luoyang Dragon Horse Machinery Co ltd
Current assignee: Luoyang Dragon Horse Machinery Co ltd
Priority date: 2021-03-09
Filing date: 2021-03-09
Publication date: 2021-10-15
Anticipated expiration: 2031-03-09

Abstract

The utility model provides a bidirectional gear shifting mechanism for a mini-tiller, which comprises a gear handle, an executing component, a steering component and a handle, wherein the executing end of the gear handle is arranged in the executing component, and the steering component is connected with the executing end of the handle; the actuating assembly comprises a shell and a gear shifting shaft arranged in the shell, the side wall of the shell is arranged in an open mode, the front wall and the rear wall of the shell are provided with gear grooves for enabling actuating ends of gear shifting handles to enter, the two gear grooves are communicated with an opening of the shell, the actuating ends of the gear shifting handles are connected with the gear shifting box through a gear shifting assembly of the gear shifting box, the actuating ends of the gear shifting handles are sleeved on the gear shifting shaft, so that the gear shifting handles can rotate around the gear shifting shaft along the direction of the body of the mini-tiller, and one gear shifting groove is switched into the other gear shifting groove. After the handle is rotated by 180 degrees, the operator can rotate the gear handle by 180 degrees to a corresponding position, so that the gear handle can be rotated to a corresponding direction no matter the operator operates the mini-tiller in the forward direction or the reverse direction, the operator can conveniently operate and control the gear handle, and the gear shifting operation can be completed by normally controlling the gear handle without being influenced.

Description

Two-way gear shifting mechanism for mini-tiller

Technical Field

The utility model relates to an agricultural equipment technical field, specific plough quick-witted two-way gearshift a little.

Background

The micro-tillage machine is widely applicable to dry lands, paddy fields, orchards and the like in plains, mountainous areas and hills. The tractor can pump water, send out a point, spray medicine, spray and the like by matching with corresponding accumulation, can also pull the trailer to carry out short-distance transportation, can freely run in the field by the mini-tiller, is convenient for users to use and store, saves the trouble that large agricultural machinery cannot enter the field block of the mountain area, and is the best choice for vast farmers to replace cattle cultivation.

The micro-cultivator is suitable for various use scenes, such as ditching, rotary tillage and the like, in different use scenes, an operator is required to stand at the head or the tail of the micro-cultivator to operate the micro-cultivator respectively, namely, a handle is rotated by 180 degrees, the micro-cultivator is operated forwards or backwards to form a front-rotating type or rear-rotating type micro-cultivator, the general gear shifting positions are arranged according to the positions when the micro-cultivator is operated forwards and are fixed, the gear shifting is good when the micro-cultivator is operated forwards, once the micro-cultivator is operated backwards, the gear shifting operation of the operator is particularly difficult and inconvenient when the operator stands at the head, the existing micro-cultivator solves the problem, the gear shifting operation requirements of the operator standing at the head and the tail of the micro-cultivator are met respectively by adopting the gear shifting handles in two directions, the arrangement mode is realized, when the operator stands at the tail of the vehicle and normally operates or stands at the head and backwards operates the micro-cultivator, the gear handle in the other direction is quite redundant, extremely inconvenient and easy to cause the wrong gear or touch of an operator, and the existing handle is often difficult to rotate 180 degrees completely when turning, and the handle is fixed only by the manpower of the operator and is not convenient enough.

SUMMERY OF THE UTILITY MODEL

In order to solve the not enough among the prior art, the utility model provides a plough quick-witted two-way gearshift for a little aims at solving forward or reverse control and ploughs quick-witted difficult operation fender handle and the fixed problem that turns to the back handle a little.

In order to achieve the above object, the utility model discloses a concrete scheme does: a bidirectional gear shifting mechanism for a mini-tiller comprises a gear handle, an execution component, a steering component and a handle, wherein the execution end of the gear handle is arranged in the execution component, and the steering component is connected with the execution end of the handle;

the actuating assembly comprises a shell and a gear shifting shaft arranged in the shell, the side wall of the shell is arranged in an open mode, the front wall and the rear wall of the shell are provided with gear grooves for enabling actuating ends of gear shifting handles to enter, the two gear grooves are communicated with an opening of the shell, and the actuating ends of the gear shifting handles are hinged to the gear shifting shaft, so that the gear shifting handles can rotate around the gear shifting shaft along the direction of the body of the mini-tiller and are switched to the other gear groove from one gear shifting groove.

As a further optimization of the above technical solution: the steering assembly comprises a base and a frame body arranged on the base, wherein a base rotating vertical shaft can be arranged on the base relatively, the top end of the vertical shaft extends into the frame body, so that the frame body can rotate relative to the base through the vertical shaft, and the execution end of the handle is connected to the two sides of the frame body.

As a further optimization of the above technical solution: the frame body is also internally provided with a horizontal shaft, two ends of the horizontal shaft penetrate out of the frame body, and the execution end of the handle is connected to the end part of the horizontal shaft.

As a further optimization of the above technical solution: one side that lies in vertical axle on the base is equipped with the locking Assembly who is used for fixed support body, and locking Assembly is including fixing the outer tube on the support body and establishing the interior pole in the outer tube, and the outer tube is all worn out at the both ends of interior pole, and is equipped with the arch in the interior pole, and interior pole is located to be equipped with the spring on the body of rod of protruding below, and it has the through-hole that the pole passed in a plurality of confessions to open on the pole motion trail in the base.

As a further optimization of the above technical solution: and the rod body of the inner rod above the outer tube is sleeved with a locking nut.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1) the utility model adopts a bidirectional gear shifting structure and a steering structure, after the handle is rotated 180 degrees, the operator can rotate the gear handle 180 degrees to the corresponding position, so that the gear handle can be rotated to the corresponding direction no matter the operator operates the mini-tiller in the forward direction or the reverse direction, the operator can conveniently operate and control, and the gear handle is not influenced to normally control to complete the gear shifting operation;

2) the utility model discloses a turn to structure can realize the rotation of handlebar and can realize handlebar direction of height's regulation again through vertical axle and horizontal axis to after turning to suitable position, accessible locking Assembly realizes the fixed of handlebar.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the present invention in reverse operation;

fig. 4 is a schematic view of the steering system of the present invention;

FIG. 5 is a schematic view of the present invention taken along line A-A of FIG. 3;

fig. 6 is a schematic view of the steering system from the bottom view;

the labels in the figure are: 1. the gear shifting mechanism comprises a handle, 2, a steering assembly, 2-1, a frame body, 2-2, a base, 2-3, a vertical shaft, 2-4, a horizontal shaft, 2-5, a through hole, 3, an execution assembly, 3-1, a shell, 3-2, a gear shifting groove, 3-3, a gear shifting shaft, 4, a gear handle, 5, an outer pipe, 6, an inner rod, 6-1, a spring, 6-2, a protrusion, 7 and a locking nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to the attached drawings, a bidirectional gear shifting mechanism for a mini-tiller comprises a gear handle 4, an executing component 3, a steering component 2 and a handle 1, wherein an executing end of the gear handle 4 is arranged in the executing component 3, the steering component 2 is arranged above the executing component 3, the steering component 2 is connected with the executing end of the handle 1, the executing component 3 comprises a shell 3-1 and a gear shifting shaft 3-3 arranged in the shell 3-1, the side wall of the shell 3-1 is open, gear shifting grooves 3-2 are formed in the side wall of the shell 3-1 corresponding to the front and back directions of a body of the mini-tiller, the two gear shifting grooves 3-2 are symmetrically distributed, the two gear shifting grooves 3-2 are communicated with the opening of the shell 3-1, the executing end of the gear handle 4 is hinged to the gear shifting shaft 3-3, so that the gear handle 4 can rotate around the gear shifting shaft 3-3 along the direction of the mini-tiller body, and is switched from one gear groove 3-2 to the other gear groove 3-2; the steering assembly 2 comprises a frame body 2-1 and a base 2-2, the frame body 2-1 is similar to a U-shaped structure, the top of the base 2-2 is a disc-shaped structure, a vertical shaft 2-3 which can rotate relative to the base 2-2 is arranged on the base 2-2, the top end of the vertical shaft 2-3 extends into the frame body 2-1, so that the frame body 2-1 can rotate relative to the base 2-2 through the vertical shaft 2-3, the frame body 2-1 is also internally provided with a horizontal shaft 2-4, two ends of the horizontal shaft 2-4 penetrate out of the frame body 2-1, the actuating ends of the two handles 1 are respectively connected with two ends of the horizontal shaft 2-4, so that the height of the handle 1 can be adjusted up and down, and one side of the base 2-2, which is positioned on the vertical shaft 2-3, is provided with a locking component for fixing the frame body 2-1; the locking assembly comprises an outer tube 5 fixed on a frame body 2-1 and an inner rod 6 arranged in the outer tube 5, the top end and the bottom end of the inner rod 6 penetrate out of the outer tube 5, a bulge 6-2 is arranged on the inner rod 6, a spring 6-1 is arranged on a rod body of the inner rod 6 positioned below the bulge 6-2, a locking nut 7 is sleeved on the rod body of the inner rod 6 positioned above the outer tube 5, and a plurality of through holes 2-5 for the inner rod 6 to pass through are formed in the motion track of the inner rod 6 on the base 2-2.

The utility model discloses a work flow as follows: as shown in fig. 2, when the direction needs to be changed, the handle 1 is rotated 180 degrees, at the moment, the frame body 2-1 is rotated under the action of the vertical shaft 2-3, then the inner rod 6 is pressed downwards, the inner rod 6 enters the through hole 2-5 on the base 2-2, so that the frame body 2-1 is fixed on the base 2-2, then the locking nut 7 is rotated to keep the fixing of the inner rod 6 and the compression state of the spring 6-1, and finally the stop handle 4 is rotated 180 degrees, so that the direction changing can be completed and the fixing of the handle 1 can be kept.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a plough quick-witted two-way gearshift a little, its characterized in that: the steering gear comprises a gear handle (4), an execution component (3), a steering component (2) and a handle (1), wherein the execution end of the gear handle (4) is arranged in the execution component (3), and the steering component (2) is connected with the execution end of the handle (1);

the executing assembly (3) comprises a shell (3-1) and a gear shifting shaft (3-3) arranged in the shell (3-1), the side wall of the shell (3-1) is arranged in an open mode, the front wall and the rear wall of the shell (3-1) are provided with gear shifting grooves (3-2) for enabling the executing end of the gear shift handle (4) to enter, the two gear shifting grooves (3-2) are communicated with the open port of the shell (3-1), and the executing end of the gear shift handle (4) is hinged to the gear shifting shaft (3-3) so that the gear shift handle (4) can rotate around the gear shifting shaft (3-3) along the direction of the body of the mini-tiller and is switched into the other gear shifting groove (3-2) by one gear shifting groove (3-2).

2. The bidirectional gear shifting mechanism for the mini-tiller according to claim 1, characterized in that: turn to subassembly (2) including base (2-2) and establish support body (2-1) on base (2-2), be equipped with base (2-2) pivoted vertical axle (2-3) relatively on base (2-2), the top of vertical axle (2-3) stretches into inside support body (2-1) to make support body (2-1) can rotate base (2-2) relatively through vertical axle (2-3), the execution end of hand (hold) (1) is connected in the both sides of support body (2-1).

3. The bidirectional gear shifting mechanism for the mini-tiller according to claim 2, characterized in that: the frame body (2-1) is also internally provided with a horizontal shaft (2-4), two ends of the horizontal shaft (2-4) penetrate out of the frame body (2-1), and the execution end of the handle (1) is connected to the end part of the horizontal shaft (2-4).

4. The bidirectional gear shifting mechanism for the mini-tiller according to claim 2, characterized in that: one side of the vertical shaft (2-3) on the base (2-2) is provided with a locking assembly for fixing the frame body (2-1), the locking assembly comprises an outer pipe (5) fixed on the frame body (2-1) and an inner rod (6) arranged in the outer pipe (5), the outer pipe (5) is penetrated out from the two ends of the inner rod (6), the inner rod (6) is provided with a bulge (6-2), the rod body of the inner rod (6) below the bulge (6-2) is provided with a spring (6-1), and the base (2-2) is provided with a plurality of through holes (2-5) for the inner rod (6) to pass through on the movement track of the inner rod (6).

5. The bidirectional gear shifting mechanism for the mini-tiller according to claim 4, wherein: the inner rod (6) is sleeved with a locking nut (7) on the rod body above the outer tube (5).