CN220955890U - Mini-tiller starting mechanism and mini-tiller - Google Patents

Abstract

The utility model relates to the technical field of agricultural machinery, in particular to a micro-cultivator starting mechanism and a micro-cultivator, which can enable a starting motor to be installed more stably and avoid shaking during working and running; the novel self-locking type self-locking device comprises a box body, wherein a transmission main shaft is rotatably installed on the box body, the left end of the transmission main shaft is connected with an engine, the right end of the transmission main shaft is connected with a speed reducing mechanism, a mounting plate is arranged on the speed reducing mechanism, two groups of fixing bolts are arranged on the mounting plate, fixing nuts are screwed on the two groups of fixing bolts, the mounting plate is installed on the box body through the fixing bolts and the fixing nuts, a through hole is formed in the box body, a starting motor is fixedly installed on the mounting plate, the output end of the starting motor is connected with the input end of the speed reducing mechanism, two groups of sliding plates are symmetrically sleeved on a guide rod, two ends of each group of clamping springs are respectively connected with the sliding plates and an arc-shaped clamping plate, and the inner side of the arc-shaped clamping plate is tightly attached to the outer wall of the starting motor under the action of the clamping springs.

Description

Mini-tiller starting mechanism and mini-tiller

Technical Field

The utility model relates to the technical field of agricultural machinery, in particular to a micro-cultivator starting mechanism and a micro-cultivator.

Background

The mini-tiller uses a small diesel engine or a gasoline engine as power, has the characteristics of light weight, small volume, simple structure and the like, and is widely applicable to dry lands, paddy fields, orchards and the like in plain, mountain areas and hills. The mini-tiller can be matched with corresponding tools to perform operations such as water pumping, legal, pesticide spraying, tilling and the like, can freely run in the field, is convenient to use and store, saves the trouble that large-scale agricultural machinery cannot enter mountain areas and fields, and is the best choice for vast farmers to replace cattle tilling.

At present, a mini-tiller is usually started by adopting a pulling disc, a main shaft in a gearbox is driven to rotate by the pulling disc, and then a diesel engine or a gasoline engine is driven by the main shaft to start. Or directly adopt the pulling disc to start diesel engine or petrol engine, or be in the pulling disc with set up a jackshaft between diesel engine or the petrol engine, start diesel engine or petrol engine after starting the jackshaft through the pulling disc, still adopted electric start in the current scheme in addition, directly drive diesel engine or petrol engine through the motor start, or drive diesel engine or petrol engine after driving the jackshaft through the motor, in order to realize starting in the prior art, will start pulling disc or starter motor and all set up in the same side of mini-tiller generally, usually the front side of gearbox, such setting method, the problem that exists is: the gravity center of the mini-tiller is too forward, the structure is too compact, heat of the gasoline engine or the oil extraction machine can be transferred to the starting motor or the pulling disc, and impurities can be easily introduced into the pulling disc or the starting motor in the working process.

Through retrieving, chinese patent publication No. CN 217682057U's a little cultivator actuating mechanism and a little cultivator, the technical scheme in this patent, though can solve the technical problem that exists among the prior art, still there is certain drawback in practice, and in this technical scheme, when the starter motor installs, only install the starter motor on the box through the bolt, its structure is comparatively simple to make starter motor installation stability relatively poor, easily produce when the operation and rock.

Disclosure of utility model

In order to solve the technical problems, the utility model provides a mini-tiller starting mechanism and a mini-tiller, which can enable a starting motor to be installed more stably and avoid shaking during working and running.

Technical proposal

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a little quick-witted actuating mechanism of ploughing, includes box and fixed fixture, rotate on the box and install the transmission main shaft, transmission main shaft left end transmission is connected with the engine, transmission main shaft right-hand member transmission is connected with reduction gears, be equipped with the mounting panel on the reduction gears, be equipped with two sets of fixing bolt on the mounting panel, the spiro union is equipped with fixation nut on two sets of fixing bolt, the mounting panel passes through fixation nut and installs on the box, be equipped with the through-hole on the box, fixed mounting has the starter motor on the mounting panel, the starter motor output is connected with the reduction gears input, and the starter motor passes the through-hole, fixed fixture includes the mounting bracket, the spiro union has four sets of connecting bolt on the mounting bracket, the mounting bracket passes through four sets of connecting bolt detachable and installs on the box, the spiro union of clamping screw of symmetry on the mounting bracket, two sets of clamping screw outsides all are connected with the twist, fixedly connected with guide bar on the mounting bracket, symmetrical sliding sleeve is equipped with two sets of sliding plates on the guide bar, and the two sets of sliding plate outsides are connected with the inboard rotation of clamping screw respectively, the telescopic link inboard of two sets of sliding plate all is connected with the telescopic link, all be connected with splint on two sets of telescopic link, clamping motor output and clamping spring and every clamping spring are connected with arc-shaped clamp spring respectively.

Preferably, the two groups of clamping screw rods are provided with locking nuts in a threaded manner.

Preferably, the right end of the mounting frame is connected with a handle.

Preferably, the inner sides of the two groups of arc clamping plates are connected with fastening pads.

Preferably, spring gaskets are sleeved on the two groups of fixing bolts.

The utility model also provides a mini-tiller, which comprises a mini-tiller starting mechanism, wherein the mini-tiller starting mechanism is the mini-tiller starting mechanism.

Compared with the prior art, the utility model has the beneficial effects that: when installing the starter motor, after installing the box with the mounting panel through fixing bolt and fixation nut, the starter motor accomplishes preliminary installation, then rethread twists and rotates clamping screw, make clamping screw promote the sliding plate and inwards slide along the guide bar, the sliding plate promotes the arc splint to move to the inboard through the telescopic link, make the arc splint tightly centre gripping on the starter motor, at this in-process clamping spring is compressed, the telescopic link shrink, thereby avoid the arc splint clamping force too big, cause the damage to the starter motor outer wall, after the arc splint is pressed from both sides starter motor, alright accomplish final fixed mounting, thereby can make starter motor installation more stable, avoid producing when the operation and rock.

Drawings

FIG. 1 is a schematic diagram of the right-view isometric structure of the present utility model;

FIG. 2 is a schematic diagram of the left-view isometric structure of the present utility model;

FIG. 3 is a schematic view of the left and right equiangular axial cross-section of the present utility model;

FIG. 4 is a schematic view of the partial enlarged structure at A of the present utility model;

The reference numerals in the drawings: 1. a case; 2. a transmission main shaft; 3. an engine; 4. a speed reducing mechanism; 5. starting a motor; 6. a mounting plate; 7. a fixing bolt; 8. a fixing nut; 9. a mounting frame; 10. a connecting bolt; 11. clamping a screw rod; 12. twisting the handle; 13. a guide rod; 14. a sliding plate; 15. a telescopic rod; 16. an arc clamping plate; 17. a clamping spring; 18. locking a nut; 19. a handle; 20. a fastening pad; 21. a spring washer.

Detailed Description

The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.

Examples

Referring to fig. 1-4, the starting mechanism of the mini-tiller of the utility model comprises a box body, wherein a transmission main shaft is rotatably arranged on the box body, the left end of the transmission main shaft is in transmission connection with an engine, the right end of the transmission main shaft is in transmission connection with a speed reducing mechanism, a mounting plate is arranged on the speed reducing mechanism, two groups of fixing bolts are arranged on the mounting plate, fixing nuts are screwed on the two groups of fixing bolts, the mounting plate is arranged on the box body through the fixing bolts and the fixing nuts, a through hole is arranged on the box body, a starting motor is fixedly arranged on the mounting plate, the output end of the starting motor is connected with the input end of the speed reducing mechanism, the starting motor penetrates through the through hole, four groups of connecting bolts are screwed on a mounting frame, the mounting frame is detachably arranged on the box body through the four groups of connecting bolts, two groups of clamping screw rods are symmetrically screwed on the mounting frame, the outer sides of the two groups of clamping screw rods are respectively connected with screw rods, guide rods are fixedly connected with the mounting frame, two groups of sliding plates are symmetrically sleeved with sliding plates, the outer sides of the two groups of sliding plates are respectively in rotation connection with the inner sides of the two groups of the clamping screw rods, the inner sides of the two groups of the sliding plates are respectively connected with telescopic rods, clamping plates are respectively, clamping plates are connected with clamping plates respectively, and the two groups of the inner sides of the two groups of the telescopic plates are respectively connected with clamping plates, and the clamping plates are respectively tightly connected with the clamping springs and are in a clamping mode of the clamping spring and the clamping plate and the two ends are in close contact with the lower than and tightly connected with the clamping spring plates; when installing the starter motor, after installing the box with the mounting panel through fixing bolt and fixation nut, the starter motor accomplishes preliminary installation, then rethread twists and rotates clamping screw, make clamping screw promote the sliding plate and inwards slide along the guide bar, the sliding plate promotes the arc splint to move to the inboard through the telescopic link, make the arc splint tightly centre gripping on the starter motor, at this in-process clamping spring is compressed, the telescopic link shrink, thereby avoid the arc splint clamping force too big, cause the damage to the starter motor outer wall, after the arc splint is pressed from both sides starter motor, alright accomplish final fixed mounting, thereby can make starter motor installation more stable, avoid producing when the operation and rock.

Referring to fig. 1, locking nuts are screwed on the two groups of clamping screw rods; after the arc-shaped clamping plate clamps the starting motor, the locking nut is screwed up by screwing, so that the locking nut is tightly attached to the outer wall of the mounting frame, and therefore the clamping screw rod can be locked to prevent looseness.

Referring to fig. 1, a handle is connected to the right end of the mounting frame; through setting up the handle, can be more convenient when the mounting bracket carries.

Referring to fig. 4, the inner sides of the two groups of arc clamping plates are respectively connected with a fastening pad; through setting up the fastening pad, can make the centre gripping of arc splint to starter motor inseparabler firm.

Referring to fig. 3, spring washers are sleeved on the two sets of fixing bolts; through setting up spring washer, can make fixation nut revolve more inseparable of twisting, prevent not hard up.

The utility model relates to a mini-tiller, which comprises a mini-tiller starting mechanism, wherein the mini-tiller starting mechanism is the mini-tiller starting mechanism; since the micro-cultivator starting mechanism has the technical effects as described above, the micro-cultivator with the micro-cultivator starting mechanism has similar technical effects, and therefore, the details are not repeated here.

According to the starting mechanism of the mini-tiller and the mini-tiller, when the starting motor is installed, after the mounting plate is installed on the box body through the fixing bolts and the fixing nuts, the starting motor is initially installed, then the clamping screw rod is rotated through the twisting handle, the clamping screw rod pushes the sliding plate to slide inwards along the guide rod, the sliding plate pushes the arc clamping plate to move inwards through the telescopic rod, the arc clamping plate is tightly clamped on the starting motor, the clamping spring is compressed in the process, the telescopic rod is contracted, so that the excessive clamping force of the arc clamping plate is avoided, the outer wall of the starting motor is damaged, and the final fixed installation can be completed after the arc clamping plate clamps the starting motor, so that the starting motor is more stably installed, and shaking is avoided during working operation.

The micro-cultivator starting mechanism and the micro-cultivator are all common mechanical modes in the installation mode, the connection mode or the setting mode, and can be implemented as long as the beneficial effects of the micro-cultivator starting mechanism and the micro-cultivator can be achieved; the engine and the speed reducing mechanism in the utility model refer to a micro-cultivator starting mechanism and a micro-cultivator with self-proprietary bulletin number CN217682057U, and the specific structure of the micro-cultivator is described in the patent, so that redundant description is omitted herein.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims (6)

1. The micro-cultivator starting mechanism comprises a box body (1) and is characterized by also comprising a fixed clamping mechanism;

The box body (1), install transmission main shaft (2) on box body (1), transmission main shaft (2) left end transmission is connected with engine (3), transmission main shaft (2) right-hand member transmission is connected with reduction gears (4), be equipped with mounting panel (6) on reduction gears (4), be equipped with two sets of fixing bolt (7) on mounting panel (6), the spiro union is equipped with fixation nut (8) on two sets of fixing bolt (7), mounting panel (6) are installed on box body (1) through fixation bolt (7) and fixation nut (8), be equipped with the through-hole on box body (1), fixed mounting has starter motor (5) on mounting panel (6), starter motor (5) output is connected with reduction gears (4) input, and starter motor (5) pass the through-hole;

The fixed clamping mechanism comprises a mounting frame (9), four groups of connecting bolts (10) are arranged on the mounting frame (9) in a screwed manner, the mounting frame (9) is detachably arranged on the box body (1) through the four groups of connecting bolts (10), two groups of clamping screw rods (11) are symmetrically arranged on the mounting frame (9) in a screwed manner, screw handles (12) are connected to the outer sides of the two groups of clamping screw rods (11), guide rods (13) are fixedly connected to the mounting frame (9), two groups of sliding plates (14) are symmetrically sleeved on the guide rods (13) in a sliding manner, the outer sides of the two groups of sliding plates (14) are respectively connected with the inner sides of the two groups of clamping screw rods (11) in a rotating manner, telescopic rods (15) are respectively connected to the inner sides of the two groups of telescopic rods (14), clamping springs (17) are respectively sleeved on the two groups of telescopic rods (15), and the two ends of each group of clamping springs (17) are respectively connected with the sliding plates (14) and the arc clamping plates (16) in a sleeved manner, and the inner sides of the arc clamping plates (16) are tightly attached to the outer wall of the starting motor (5) under the action of the clamping springs (17).

2. A micro-cultivator starting mechanism according to claim 1, wherein the clamping screw rods (11) of the two groups are provided with locking nuts (18) in a threaded manner.

3. The micro-cultivator starting mechanism according to claim 2, wherein the right end of the mounting frame (9) is connected with a handle (19).

4. A micro-cultivator starting mechanism as claimed in claim 3 wherein the inner sides of the two sets of arcuate clamping plates (16) are each connected with a fastening pad (20).

5. The micro-cultivator starting mechanism according to claim 4, wherein the two groups of fixing bolts (7) are respectively sleeved with a spring washer (21).

6. A mini-tiller comprising a mini-tiller actuating mechanism, characterized in that the mini-tiller actuating mechanism is the mini-tiller actuating mechanism of any one of claims 1-4.