CN203345079U - Mountain land mini-tiller - Google Patents
Mountain land mini-tiller Download PDFInfo
- Publication number
- CN203345079U CN203345079U CN 201320427743 CN201320427743U CN203345079U CN 203345079 U CN203345079 U CN 203345079U CN 201320427743 CN201320427743 CN 201320427743 CN 201320427743 U CN201320427743 U CN 201320427743U CN 203345079 U CN203345079 U CN 203345079U
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- CN
- China
- Prior art keywords
- bevel gear
- finishing bevel
- tooth bar
- hillside
- micro
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
A mountain land mini-tiller comprises a gearbox, two travelling wheels, a spindle and handlebars. The handlebars are positioned behind the travelling wheels, the travelling wheels are provided with travelling wheel shafts, an output sprocket is arranged on the gearbox, the spindle is horizontally arranged and connected on the gearbox, a main sprocket is arranged at one end of the spindle, the output sprocket is connected with the main sprocket by chain transmission, two symmetric spindle bevel gears are sleeved on the spindle and respectively connected with a rack movement mechanism by mesh transmission, and the two rack movement mechanisms are symmetrically arranged. Balance of the mountain land mini-tiller can be adjusted only by rotating the handlebars, transmission is realized by gear mechanisms with small gaps, the mountain land mini-tiller is fine in stability and can easily travel by the aid of a ratchet and pawl mechanism when stopping, but travel in stop is extremely strenuous as a speed changer and an engine need to be pushed in the past.
Description
Technical field
The utility model relates to field of agricultural machinery, especially relates to a kind of tiller.
Background technology
Current existing hillside tiller is to make balanced adjustment with full chain and strut bar; whole body need to be rotated and could realize state of equilibrium during adjustment, but fuselage is heavy, adjust very effort; and the gap of chain gear is large, poor stability, shut down the walking inconvenience.
The utility model content
The purpose of this utility model is to provide a kind of hillside micro-cultivator, easily adjustment and laborsaving.
The technical solution of the utility model is:
Hillside micro-cultivator, comprise gearbox body, two road wheels, main shaft and handlebars, handlebar is positioned at the rear of road wheel, described road wheel is provided with live axle, described gearbox body is provided with output chain gear, described main shaft horizontally set also is connected on gearbox body, and the end on main shaft is provided with head sprocket, between described output chain gear and head sprocket, for chain, is in transmission connection; Also be arranged with two symmetrically arranged main shaft finishing bevel gear cuters on described main shaft, described two main shaft finishing bevel gear cuters tooth bar kinematic mechanism that has been connected by meshing transmission respectively, two tooth bar kinematic mechanisms are symmetrical arranged; The two ends up and down of tooth bar kinematic mechanism are respectively equipped with finishing bevel gear cuter and lower finishing bevel gear cuter, and the spacing between upper finishing bevel gear cuter and lower finishing bevel gear cuter is adjustable, and the tooth bar kinematic mechanism also comprises the tooth bar of vertical setting; Described lower finishing bevel gear cuter engaged transmission has the first finishing bevel gear cuter, and described the first finishing bevel gear cuter is connected with road wheel by live axle; Also comprise sun gear and with two symmetrically arranged driven gears of sun gear engaged transmission, described sun gear one side is provided with lockout mechanism, described driven gear respectively with the tooth bar engaged transmission of a corresponding side, described handlebar is provided with spanner, and described spanner is connected with lockout mechanism by draught line.
The tooth bar kinematic mechanism comprises from inside to outside sheathed square shaft, square tube, cylinder, sleeve, and sliding block joint between square shaft and square tube turns round and is connected between square tube and cylinder, and described sleeve is fixedly connected on gearbox body, between described cylinder and sleeve, is provided with bearing; Described upper finishing bevel gear cuter is connected to the upper end of square shaft, and described lower finishing bevel gear cuter is connected to the lower end of sleeve; Described tooth bar is fixedly connected with the outside of cylinder.
Described head sprocket is the sprocket wheel with ratchet.
Described the first finishing bevel gear cuter is connected with road wheel by six rib square shafts.
Described square shaft is six rib square shafts, and described square tube is six rib square tubes.
Two groups of pinion and racks are symmetrical arranged about sun gear.
Described live axle is six rib square shafts.
Lockout mechanism comprises tooth lock pin, slideway and retracing spring, and tooth lock pin lower end is the tooth of locking use, tooth lock pin and slideway sliding block joint, and retracing spring is pressed against an end of tooth lock pin, and described draught line is connected with the tooth lock pin.
The utility model only needs swing handle to complete when adjusting balance; and between transmission, be to adopt the little gear mechanism in gap, good stability, the ratchet and pawl arrangement adopted while shutting down walking; very light in the time of can making to walk, and needed in the past to promote variable-speed motor and driving engine is required great effort very much.
Head sprocket is the sprocket wheel with ratchet, and when not using power, promotion is got up very light, can not need as ever to make driving engine to rotate thereupon, feels very heavy.
The accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of tooth bar kinematic mechanism of the present utility model.
The specific embodiment
As shown in Figure 1, 2, the utility model comprises gearbox body 101, two road wheels 16, main shaft 104 and handlebars 103, handlebar 103 is positioned at the rear of road wheel 16, it is six rib square shafts that described road wheel 16 is provided with live axle 14(the present embodiment), gearbox body 101 is provided with driving wheel 1, drive variable gear 2, then the driver output sprocket wheel 3.Main shaft 104 is horizontally disposed with and is connected on gearbox body 101, and the right-hand member end on main shaft 104 is provided with head sprocket 4, and head sprocket 4 is in transmission connection with output chain gear 3 chains; Also be provided with two main shaft finishing bevel gear cuters 105 on main shaft 104, main shaft finishing bevel gear cuter 105 engaged transmission have the tooth bar kinematic mechanism, and two tooth bar kinematic mechanisms are symmetrical arranged; The tooth bar kinematic mechanism comprises six rib square shafts 20, the outer coaxial sleeve of six rib square shafts 20 is provided with six rib square tubes 21, the outer cylinder 7 that is arranged with of six rib square tubes 21, cylinder 7 is outer is sleeve 8, and sleeve 8 is fixedly connected on gearbox body 101, between cylinder 7 and sleeve 8, is provided with bearing, between cylinder 7 and six rib square tubes 21, for revolution, be connected, sliding block joint between six rib square tubes 21 and six rib square shafts 20, the two can move up and down, and the lower end of the lower end distance six rib square tubes 21 of six rib square shafts 20 is reserved at regular intervals.
The lower end that the upper end of six rib square shafts 20 is upper finishing bevel gear cuter 5, six rib square tubes 21 is lower finishing bevel gear cuter 17, and lower finishing bevel gear cuter 17 engaged transmission have the first finishing bevel gear cuter 22, and described the first finishing bevel gear cuter 22 is connected with road wheel 16 by live axle 14; The outer tooth bar 6 that is fixedly connected with of described cylinder 7; The utility model also comprise sun gear 10 and with two symmetrically arranged left driven gears 11, the right driven gear 9 of sun gear 10 engaged transmission, sun gear 10 1 sides are provided with lockout mechanism, left driven gear 11, right driven gear 9 respectively with tooth bar 6 engaged transmission of a corresponding side, the handlebar 103 in left side is provided with spanner 18, and spanner 18 is connected with lockout mechanism by draught line.
The first finishing bevel gear cuter 22 is connected with road wheel 16 by live axle 14.
Six rib square shafts 20, six rib square tubes 21, also can be designed to as required the shapes such as five ribs, four ribs, Rhizoma Sparganii, but the two shape is suitable.
Two groups of group pinion and racks are symmetrical arranged about sun gear 10.
Lockout mechanism comprises tooth lock pin 19, slideway and retracing spring, and tooth lock pin 19 upper ends are the tooth of locking use, tooth lock pin and slideway sliding block joint, and retracing spring is pressed against the upper end of tooth lock pin, and described draught line is connected with the tooth lock pin.Lockout mechanism both can be positioned at the upside of sun gear 10, also can be positioned at downside, should determine according to actual conditions.
Working process:
When engine starting, driving wheel 1 drives change speed gear box wheel 2, by change speed gear box by output chain gear 3 reductions of speed.Pass through lever 15 engage a gears during walking, output chain gear 3 drives the sprocket wheel 4 that ratchet is housed and rotates, with the bevel gear set 5 that sprocket wheel 4 is coaxial, rotate thereupon, six rib square shafts 20 are equipped with at the center of bevel gear set 5, six rib square shafts 20 are contained in six rib square tubes 21, can be at the interior up-and-down movement of six rib square tubes 21, six rib square tubes 21 are contained in upper and lower two ends to be had in the vertical perpendicular cylinder 7 of bearing, six rib square tubes 21 and vertically perpendicular cylinder 7 can rotate mutually between the two.Lower finishing bevel gear cuter 17 is equipped with in the lower end of six rib square tubes 21, the first finishing bevel gear cuter 22 and lower finishing bevel gear cuter 17 engaged transmission, the first finishing bevel gear cuter 22 is connected with live axle 14 by bearing, and live axle 14 is contained in the main shaft place of road wheel 16, and the second differential key 13 is equipped with in road wheel 16 wheel disc bone inboards.A first differential key 12 is equipped with in the first finishing bevel gear cuter 22 and live axle 14 junctions, while being convenient to turn round, rotates.
The inner side of cylinder 7 is fixedly connected with the tooth bar 6 with pillar, two tooth bars 6 in left and right are oppositely arranged, tooth bar 6 and left balancing gear 11 and right balancing gear 9, under left balancing gear 11 and 9 rotations of right balancing gear, promote tooth bar 6 and cylinder 7 up-and-down movements.The outside of cylinder 7 is provided with an axial bond, prevents that cylinder 7 from rotating, and cylinder 7 outer race are provided with the sleeve 8 with keyway, and cylinder 7 can be at the interior up-and-down movement of sleeve 8.Sleeve 8 is fixedly connected with gear-box case 101.
When adjusting balance, catch spanner 18 by the clutch line, by the drop-down off center of tooth lock pin 19 gear 10.Sun gear 10 is connected with two handlebars 103 by center shaft 102, and center shaft 102 two ends are provided with axle sleeve.While adjusting state of equilibrium, left and right turns two handlebars 103, can easily adjust organism balance, easy to operate stable.
Claims (8)
1. hillside micro-cultivator, comprise gearbox body, two road wheels, main shaft and handlebars, handlebar is positioned at the rear of road wheel, described road wheel is provided with live axle, it is characterized in that: described gearbox body is provided with output chain gear, described main shaft horizontally set also is connected on gearbox body, and the end on main shaft is provided with head sprocket, between described output chain gear and head sprocket, for chain, is in transmission connection; Also be arranged with two symmetrically arranged main shaft finishing bevel gear cuters on described main shaft, described two main shaft finishing bevel gear cuters tooth bar kinematic mechanism that has been connected by meshing transmission respectively, two tooth bar kinematic mechanisms are symmetrical arranged; The two ends up and down of tooth bar kinematic mechanism are respectively equipped with finishing bevel gear cuter and lower finishing bevel gear cuter, and the spacing between upper finishing bevel gear cuter and lower finishing bevel gear cuter is adjustable, and the tooth bar kinematic mechanism also comprises the tooth bar of vertical setting; Described lower finishing bevel gear cuter engaged transmission has the first finishing bevel gear cuter, and described the first finishing bevel gear cuter is connected with road wheel by live axle; Also comprise sun gear and with two symmetrically arranged driven gears of sun gear engaged transmission, described sun gear one side is provided with lockout mechanism, described driven gear respectively with the tooth bar engaged transmission of a corresponding side, described handlebar is provided with spanner, and described spanner is connected with lockout mechanism by draught line.
2. hillside micro-cultivator according to claim 1, it is characterized in that: the tooth bar kinematic mechanism comprises from inside to outside sheathed square shaft, square tube, cylinder, sleeve, sliding block joint between square shaft and square tube, turn round and be connected between square tube and cylinder, described sleeve is fixedly connected on gearbox body, between described cylinder and sleeve, is provided with bearing; Described upper finishing bevel gear cuter is connected to the upper end of square shaft, and described lower finishing bevel gear cuter is connected to the lower end of sleeve; Described tooth bar is fixedly connected with the outside of cylinder.
3. hillside micro-cultivator according to claim 2, it is characterized in that: described square shaft is six rib square shafts, described square tube is six rib square tubes.
4. hillside micro-cultivator according to claim 1 and 2, it is characterized in that: described head sprocket is the sprocket wheel with ratchet.
5. hillside micro-cultivator according to claim 1 and 2 is characterized in that: described the first finishing bevel gear cuter is connected with road wheel by six rib square shafts.
6. hillside micro-cultivator according to claim 1 and 2, it is characterized in that: two groups of pinion and racks are symmetrical arranged about sun gear.
7. hillside micro-cultivator according to claim 1 and 2, it is characterized in that: described live axle is six rib square shafts.
8. hillside micro-cultivator according to claim 1 and 2, it is characterized in that: lockout mechanism comprises tooth lock pin, slideway and retracing spring, and tooth lock pin lower end is the tooth of locking use, tooth lock pin and slideway sliding block joint, retracing spring is pressed against an end of tooth lock pin, and described draught line is connected with the tooth lock pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320427743 CN203345079U (en) | 2013-07-18 | 2013-07-18 | Mountain land mini-tiller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320427743 CN203345079U (en) | 2013-07-18 | 2013-07-18 | Mountain land mini-tiller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203345079U true CN203345079U (en) | 2013-12-18 |
Family
ID=49745008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320427743 Expired - Fee Related CN203345079U (en) | 2013-07-18 | 2013-07-18 | Mountain land mini-tiller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203345079U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104071239A (en) * | 2014-06-23 | 2014-10-01 | 重庆嘉木机械有限公司 | Handle seat, back wheel assembly and engine arrangement structure of portable micro cultivator |
| CN109588066A (en) * | 2019-02-22 | 2019-04-09 | 银芳丽 | Cultivated formula arable land mechanism after a kind of |
-
2013
- 2013-07-18 CN CN 201320427743 patent/CN203345079U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104071239A (en) * | 2014-06-23 | 2014-10-01 | 重庆嘉木机械有限公司 | Handle seat, back wheel assembly and engine arrangement structure of portable micro cultivator |
| CN104071239B (en) * | 2014-06-23 | 2016-08-24 | 重庆嘉木机械有限公司 | A kind of portable tiller handle bracket, rear wheel assembly and engine arrangement structure |
| CN109588066A (en) * | 2019-02-22 | 2019-04-09 | 银芳丽 | Cultivated formula arable land mechanism after a kind of |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131218 Termination date: 20160718 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |