CN204309892U - A kind of vehicle frame of cross-country traveling ability wheelspan energy step-less adjustment - Google Patents
A kind of vehicle frame of cross-country traveling ability wheelspan energy step-less adjustment Download PDFInfo
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- CN204309892U CN204309892U CN201420828803.1U CN201420828803U CN204309892U CN 204309892 U CN204309892 U CN 204309892U CN 201420828803 U CN201420828803 U CN 201420828803U CN 204309892 U CN204309892 U CN 204309892U
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Abstract
The utility model discloses a kind of vehicle frame of cross-country traveling ability wheelspan energy step-less adjustment, comprise the upper frame being provided with driving engine, drive axle, upper frame is hinged by left side connecting rod and sinistral carriage, and the right side of upper frame is hinged with swing axle, swing axle pass through right side connecting rod and dextral carriage hinged; Left-side support screw rod is hinged with between left side connecting rod and sinistral carriage; Right side support screw rod is hinged with between right side connecting rod and dextral carriage.The utility model is by being provided with movable left side four-bar mechanism in the left side of upper frame and right side is provided with movable right side four-bar mechanism, define a movable integrated model on the whole, can ensure that vehicle still can land by four wheels when surface irregularity is larger, ensure the stability of vehicle to run; When this vehicle frame carries out farm work, upper frame exceeds crops top, wheelspan can carry out step-less adjustment according to agriculture requirement, mechanical wounding to crops when effectively avoiding vehicle farm work, solve high general character when vehicle carries out farm work and wheelspan can carry out step-less adjustment problem according to agriculture requirement, avoid agricultural machinery injury to crops when farm work, crops good harvest is protected for raising crop yield and serves positive booster action.
Description
Technical field
The utility model relates to agricultural mechanical field, and being specially one can carry out step-less adjustment according to agriculture requirement to wheelspan, and field machine vehicle can cross-country traveling ability, the vehicle frame that during to reduce farm work, the injury of vehicle to crops injures.
Background technology
Along with the continuous progress and development of society, the especially continuous propelling of interchangeable manufacturing and the popularization and application in each industry of every profession and trade, the development of multi-form machinery for field, place in different fields serves the impetus of can not ignore.
Agricultural development is the basic of social stability, is also simultaneously a major issue of the relation people's livelihood, and from traditional slash-and-burn cultivation mechanized farming till now, farming efficiency and the harvest of agricultural have had a lot of raisings.And field machine is while efficiency operation, also also exist the wheel of field machine and vehicle frame by time injury to crops.At present, tractor frame beam has half posture, without posture and full posture three kinds of forms, no matter which kind of structure, its wheelspan all can not carry out step-less adjustment, and by highly lower, easily weigh wounded or scratch crops when carrying out farm work, be difficult to the demand meeting high stalk crops middle and later periods farm work.
Therefore, the cross-country traveling ability of the controllability and vehicle frame of improving the wheelspan of the farmstead equipment of existing agricultural based on trac. has been a good problem to study.
Summary of the invention
In order to overcome above-mentioned deficiency of the prior art, the utility model provide provide a kind of cross-country traveling ability wheelspan can the novel agricultural machinery vehicle frame of step-less adjustment.
The purpose of this utility model is achieved in that
A vehicle frame for cross-country traveling ability wheelspan energy step-less adjustment, comprises the upper frame 1 being provided with driving engine, drive axle, and described upper frame 1 is hinged by left side connecting rod 2 and sinistral carriage 4; The right side of described upper frame 1 is hinged with swing axle 8, and swing axle 8 is hinged by right side connecting rod 7 and dextral carriage 5; Left-side support screw rod 3 is hinged with between described left side connecting rod 2 and sinistral carriage 4; Right side support screw rod 6 is hinged with between described right side connecting rod 7 and dextral carriage 5;
Described sinistral carriage 4 is provided with left side front-wheel and left side rear wheel, the left side connecting rod 2 be articulated and connected between described sinistral carriage 4 and upper frame 1 is three, two, inner side is in a plane, a connecting rod in outside is in another plane, three parallel left side connecting rods 2 form the parallel four-bar mechanism in a space with the upper frame 1 of its upper articulation with the sinistral carriage 4 of lower hinge, i.e. left side four-bar mechanism;
Described dextral carriage 5 is provided with right side front wheel and right side rear wheel, right side connecting rod 7 hinged between described dextral carriage 5 and the swing axle 8 being arranged on on the right side of upper frame 1 is three, two, inner side is in a plane, a connecting rod in outside is in another plane, three parallel right side connecting rods 7 form the parallel four-bar mechanism in a space with the swing axle 8 of its upper articulation with the dextral carriage 5 of lower hinge, i.e. right side four-bar mechanism.
positive beneficial effect:the utility model is by being provided with movable left side four-bar mechanism in the left side of upper frame and right side is provided with movable right side four-bar mechanism, define a movable integrated model on the whole, can ensure that vehicle still can land by four wheels when surface irregularity is larger, ensure the stability of vehicle to run; When this vehicle frame carries out farm work, upper frame exceeds crops top, wheelspan can carry out step-less adjustment according to agriculture requirement, mechanical wounding to crops when effectively avoiding vehicle farm work, solve high general character when vehicle carries out farm work and wheelspan can carry out step-less adjustment problem according to agriculture requirement, avoid agricultural machinery injury to crops when farm work, for raising crop yield, ensure that crops good harvest serves positive booster action.
Accompanying drawing explanation
Fig. 1 is structure back view of the present utility model;
Fig. 2 is structure birds-eye view of the present utility model;
Fig. 3 is structure left view of the present utility model;
In figure be: upper frame 1, left side connecting rod 2, Left-side support screw rod 3, sinistral carriage 4, dextral carriage 5, Right side support screw rod 6, right side connecting rod 7, swing axle 8.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described further:
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of vehicle frame of cross-country traveling ability wheelspan energy step-less adjustment, comprises the upper frame 1 being provided with driving engine, drive axle, and described upper frame 1 is hinged by left side connecting rod 2 and sinistral carriage 4; The right side of described upper frame 1 is hinged with swing axle 8, and swing axle 8 is hinged by right side connecting rod 7 and dextral carriage 5; Left-side support screw rod 3 is hinged with between described left side connecting rod 2 and sinistral carriage 4; Right side support screw rod 6 is hinged with between described right side connecting rod 7 and dextral carriage 5;
Described sinistral carriage 4 is provided with left side front-wheel and left side rear wheel, the left side connecting rod 2 be articulated and connected between described sinistral carriage 4 and upper frame 1 is three, two, inner side is in a plane, a connecting rod in outside is in another plane, three parallel left side connecting rods 2 form the parallel four-bar mechanism in a space with the upper frame 1 of its upper articulation with the sinistral carriage 4 of lower hinge, i.e. left side four-bar mechanism;
Described dextral carriage 5 is provided with right side front wheel and right side rear wheel, right side connecting rod 7 hinged between described dextral carriage 5 and the swing axle 8 being arranged on on the right side of upper frame 1 is three, two, inner side is in a plane, a connecting rod in outside is in another plane, three parallel right side connecting rods 7 form the parallel four-bar mechanism in a space with the swing axle 8 of its upper articulation with the dextral carriage 5 of lower hinge, i.e. right side four-bar mechanism.
Vehicle frame described in the utility model is sectional construction, and whole vehicle frame to become a movable mechanism by upper frame, sinistral carriage, swing axle, dextral carriage with right side rod hinge connection by left side connecting rod.If car gage can not meet agriculture requirement when carrying out farm work, can by regulating the length of the studdle of arranged on left and right sides respectively, make sinistral carriage, dextral carriage relative to upper frame sway, to change the distance between sinistral carriage and dextral carriage, make left and right wheels apart from carrying out step-less adjustment according to agriculture requirement, because left and right vehicle frame and upper frame form parallelogram lindage, ensure regulating wheel distance time about vehicle frame all the time horizontal direction move, rotation of wheel plane vertical ground all the time, leaning angle, the casterangle of front-wheel steering column are constant.In the process of walking, dextral carriage, right side connecting rod and swing axle can carry out swing by opposing left vehicle frame, and vehicle still can be landed by four wheels when surface irregularity is larger, ensure the stability of vehicle to run.When this vehicle frame carries out farm work, upper frame exceeds crops top, wheelspan can carry out step-less adjustment according to agriculture requirement, mechanical wounding to crops when effectively avoiding vehicle farm work, solves high general character when vehicle carries out farm work and wheelspan can carry out step-less adjustment problem according to agriculture requirement.
The utility model is by being provided with movable left side four-bar mechanism in the left side of upper frame and right side is provided with movable right side four-bar mechanism, right side four-bar mechanism by swing axle and upper frame hinged, define a movable integrated model on the whole, can ensure that vehicle still can land by four wheels when surface irregularity is larger, ensure the stability of vehicle to run; When this vehicle frame carries out farm work, upper frame exceeds crops top, wheelspan can carry out step-less adjustment according to agriculture requirement, mechanical wounding to crops when effectively avoiding vehicle farm work, solve high general character when vehicle carries out farm work and wheelspan can carry out step-less adjustment problem according to agriculture requirement, avoid agricultural machinery injury to crops when farm work, raising crop yield is ensured that crops good harvest serves positive booster action.
Above case study on implementation is only for illustration of preferred implementation of the present utility model; but the utility model is not limited to above-mentioned embodiment; in the ken that described exercising ordinary skill possesses; the any amendment done within spirit of the present utility model and principle, equivalently to substitute and improvement etc., the protection domain of the application all should be considered as.
Claims (3)
1. a vehicle frame for cross-country traveling ability wheelspan energy step-less adjustment, is characterized in that: comprise the upper frame (1) being provided with driving engine, drive axle, and described upper frame (1) is hinged by left side connecting rod (2) and sinistral carriage (4); The right side of described upper frame (1) is hinged with swing axle (8), and swing axle (8) is hinged by right side connecting rod (7) and dextral carriage (5); Left-side support screw rod (3) is hinged with between described left side connecting rod (2) and sinistral carriage (4); Right side support screw rod (6) is hinged with between described right side connecting rod (7) and dextral carriage (5).
2. the vehicle frame of a kind of cross-country traveling ability wheelspan energy step-less adjustment according to claim 1, it is characterized in that: described sinistral carriage (4) is provided with left side front-wheel and left side rear wheel, the left side connecting rod (2) be articulated and connected between described sinistral carriage (4) and upper frame (1) is three, a connecting rod in outside is in another plane, parallel three connecting rod (2) its tops, left side and upper frame (1) hinged, its underpart and sinistral carriage (4) hinged, form the four-bar mechanism that a space is parallel, i.e. left side four-bar mechanism.
3. the vehicle frame of a kind of cross-country traveling ability wheelspan energy step-less adjustment according to claim 1, it is characterized in that: described dextral carriage (5) is provided with right side front wheel and right side rear wheel, right side connecting rod (7) hinged between described dextral carriage (5) and the swing axle (8) being arranged on upper frame (1) right side is three, two, inner side is in a plane, a connecting rod in outside is in another plane, the swing axle 8 of three parallel right side connecting rods (7) and its upper articulation and the dextral carriage hinged with its underpart (5), form the four-bar mechanism that a space is parallel, i.e. right side four-bar mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420828803.1U CN204309892U (en) | 2014-12-24 | 2014-12-24 | A kind of vehicle frame of cross-country traveling ability wheelspan energy step-less adjustment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420828803.1U CN204309892U (en) | 2014-12-24 | 2014-12-24 | A kind of vehicle frame of cross-country traveling ability wheelspan energy step-less adjustment |
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| CN204309892U true CN204309892U (en) | 2015-05-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104590373A (en) * | 2014-12-24 | 2015-05-06 | 许昌远方工贸有限公司 | High-passing capacity vehicle frame with wheel track capable of conducting stepless regulation |
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2014
- 2014-12-24 CN CN201420828803.1U patent/CN204309892U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104590373A (en) * | 2014-12-24 | 2015-05-06 | 许昌远方工贸有限公司 | High-passing capacity vehicle frame with wheel track capable of conducting stepless regulation |
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