CN218006937U - Ecological grass planting vehicle walking device with multi-gear depth limiting function - Google Patents

Abstract

The utility model discloses an ecological grass planting vehicle running gear with dark function of many grades of limits in agricultural machinery field, including walking wheel, frame, connecting rod and fixed plate, frame one end is passed through the fixed board of limit for depth and is linked to each other with the shaft of walking wheel, be provided with a plurality of mounting holes that are used for fixed frame and shaft along its length direction interval on the fixed board of limit for depth, the other end of frame passes through the connecting rod and links to each other with the fixed plate, the connecting rod includes two, and two connecting rods and frame and fixed plate articulate formation parallelogram link mechanism on vertical face. The utility model discloses an adopt parallelogram link mechanism to connect frame and fixed plate for frame and walking wheel can the stable lift of relatively fixed plate, thereby make the walking wheel adapt to rugged road surface, the distance of shaft and frame is adjusted to usable limit depth fixed plate simultaneously, thereby adjustment limit depth height, so that be suitable for the ditching and the seeding requirement of different soil property.

Description

Ecological grass planting vehicle walking device with multi-gear depth limiting function

Technical Field

The utility model relates to the field of agricultural machinery, especially, relate to an ecological grass planting car running gear with dark function of many shelves limit.

Background

China currently faces very severe ecological problems such as increased land desertification, serious water and soil loss, deteriorated water quality and the like. Therefore, ecological protection becomes a hot topic. In order to improve the ecological problems in China, a plurality of methods are adopted in China, and the method for improving the ecology by planting grass is a popular method. The traditional artificial grass planting has the problems of high labor intensity, low working efficiency, slow progress and high cost, and the mechanical planting is solved, so that the artificial grass planting method is a huge technical breakthrough.

At present, a plurality of grass planting vehicles are researched in China, but the problems of insufficient grass planting density, low sowing quality, low efficiency, unstable operation and the like exist in the use process of the grass planting vehicles. Mainly because the seeding road condition is rugged and complex, people need to profile the seeding ground firstly to better limit the depth and seed, and the traditional depth limiting method has a complex structure and the profiling effect is not particularly ideal. And the prior furrow opener, seeder and the like are fixedly connected with the frame, and the depth limiting height can not be adjusted according to different soil qualities, so that the applicability is poor. For example, patent document (CN 114679934A) discloses a combined machine for sowing and fertilizing wheat and cotton interplanting, which describes that a depth-limiting wheel is fixed at the lower part of the front end of a machine frame, and a ditching and fertilizing device is arranged at the front end of the machine frame. The adjustment of different depth limiting heights cannot be realized aiming at different soil qualities, and meanwhile, the ditching depth cannot adapt to the fluctuation of the road surface, and the ditching machine can only be used for completely flat ground and cannot adapt to seeding on rugged and complicated ground. In order to solve the defects in the prior art, the design of the walking device is very important. Therefore, the design of the walking device of the ecological grass planting vehicle capable of well solving the problems is very meaningful, the running performance of the ecological grass planting vehicle in the grass planting process can be effectively solved, and the grass planting efficiency can be effectively improved.

SUMMERY OF THE UTILITY MODEL

For overcoming current ecological planting grass vehicle running gear depth wheel height unadjustable, furrow opener and depth wheel do not link, lead to the suitability poor etc. not enough, the utility model aims to solve the technical problem that: provides an ecological grass planting vehicle traveling device which has a multi-gear depth limiting function and can realize depth limiting and ditching linkage.

The utility model provides a technical scheme that its technical problem adopted is:

ecological grass planting car running gear with many shelves limit for depth function, including walking wheel, frame, connecting rod and fixed plate, frame one end is passed through the fixed plate of limit for depth and is linked to each other with the shaft of walking wheel, be provided with a plurality of mounting holes that are used for fixed frame and shaft along its length direction interval on the fixed plate of limit for depth, the other end of frame passes through the connecting rod and links to each other with the fixed plate, the connecting rod includes two, and two connecting rods articulate formation parallelogram link mechanism with frame and fixed plate on vertical face, be equipped with the furrow opener in the frame, the furrow opener upper end links to each other with the frame, and the lower extreme is less than walking wheel bottom.

Further, the mounting holes include at least three.

Further, the rack is fixed on the mounting hole through a bolt and a nut, an external thread is arranged at the end of the wheel shaft, and the wheel shaft penetrates through the mounting hole and then is fixed on the mounting hole through the nut.

Further, a spring is arranged between the rack and the fixing plate.

Further, the spring is provided on a diagonal line of the parallelogram linkage.

Furthermore, the frame comprises two rod pieces which are respectively arranged at two sides of the walking wheel, one ends of the two rod pieces, which are close to the walking wheel, are respectively connected with the wheel shaft through a depth-limiting fixing plate, and the ends, which are far away from the walking wheel, are respectively hinged with the fixing plate through two connecting rods to form a parallelogram connecting rod mechanism.

Furthermore, the walking wheels also comprise two walking wheels, the two walking wheels are connected through a wheel shaft, and the rack is fixedly connected with the middle of the wheel shaft.

Furthermore, the frame comprises two groups which are respectively and fixedly connected with wheel shafts on two sides of the two walking wheels.

The utility model has the advantages that: connect frame and fixed plate through adopting parallelogram link mechanism, make frame and walking wheel can the stable lift of relatively fixed plate, thereby make the road surface that the walking wheel adapted to the rugged, realize profile modeling and the limit deep effect to ground, the usable limit deep fixed plate adjusts the distance of shaft and frame simultaneously, thereby adjust limit deep height, so that be suitable for the ditching and the seeding requirement of different soil property, whole device simple structure, convenient maintenance, can improve the stationarity of grass planting car operation, the improvement ditching, the quality and the efficiency of seeding.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a diagram of the flat road running state of the utility model.

Fig. 3 is a diagram of the operation state of the utility model when encountering a pit.

Fig. 4 is a diagram of the operation state of the present invention when encountering a hump.

Fig. 5 is a schematic view of the low-gear depth-limiting structure of the present invention.

Fig. 6 is a schematic diagram of the middle-gear depth-limiting structure of the present invention.

Fig. 7 is a schematic diagram of the high-grade depth-limiting structure of the present invention.

The device comprises a main body, a plurality of wheels, a plurality of racks, a plurality of connecting rods, a plurality of fixing plates, a plurality of springs, a plurality of wheels, a plurality of ditchers, a plurality of depth limiting fixing plates and a plurality of mounting holes, wherein the main body is marked as 1-traveling wheels, 2-racks, 3-connecting rods, 4-fixing plates, 5-springs, 6-wheel shafts, 7-ditchers, 8-depth limiting fixing plates and 9-mounting holes.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1, the utility model discloses an ecological grass planting vehicle running gear with many grades of limit for depth functions, including walking wheel 1, frame 2, connecting rod 3 and fixed plate 4, 2 one end of frame links to each other with the shaft 6 of walking wheel 1 through the fixed plate 8 of limit for depth, limit for depth on the fixed plate 8 along its length direction interval be provided with a plurality of mounting holes that are used for fixed frame 2 and shaft 6, the other end of frame 2 passes through connecting rod 3 and links to each other with fixed plate 4, connecting rod 3 includes two, and two connecting rods 3 and frame 2 and fixed plate 4 articulate on vertical face and form parallelogram link mechanism, be equipped with furrow opener 7 in the frame 2, furrow opener 7 upper end links to each other with frame 2, and the lower extreme is less than walking wheel 1 bottom.

The profiling traveling device of a common ecological grass planting vehicle or a similar seeding vehicle is in a pulling type or a forward pushing type, does not bear the weight of the whole vehicle, and is only used for carrying a furrow opener, seeding equipment and the like. During operation, the vehicle body can be considered to be approximately running on a flat road, and the profile running device can heave relative to the vehicle body according to the road surface condition.

The utility model discloses a profile modeling process is: the fixed plate 4 is fixed on the body of the vehicle, and when the road wheel 1 runs on a flat road, the two connecting rods 3 are in a horizontal state, as shown in fig. 2; when the walking wheels 1 meet the pits, the walking wheels 1 descend into the pits under the action of self gravity, and at the moment, the parallelogram link mechanism rotates downwards as shown in fig. 3; when the road wheel 1 meets the hump, the road wheel 1 is subjected to the reaction force of the hump, and the parallelogram linkage mechanism rotates upwards as shown in fig. 4. The furrow opener 7 is synchronously lifted and moved along with the travelling wheels 1 to realize uniform furrow opening.

The utility model discloses the adjustment process of limit for depth height is: according to different soil qualities, road conditions and ditching and sowing requirements, the height of the walking wheel 1 can be adjusted by adjusting the position of the rack 2 or the wheel shaft 6 on the depth-limiting fixing plate 8. As shown in fig. 5, the depth-limiting fixing plate 8 is a three-gear depth-limiting structure, and when the wheel shaft 6 and the rack 2 are both fixed on the mounting hole 9 at the highest position of the depth-limiting fixing plate 8, the lowest gear depth is limited, that is, the depth of the trench is deepest; as shown in fig. 6, the wheel shaft 6 and the frame 2 are both fixed on the mounting hole 9 at the middle position of the depth-limiting fixing plate 8, and the depth is limited at the middle gear, namely the depth of the groove is moderate; as shown in fig. 7, the wheel shaft 6 and the frame 2 are fixed on the mounting hole 9 at the lowest position of the depth-limiting fixing plate 8, and at this time, the depth is limited to be high, namely, the depth of the groove is the shallowest. The depth limiting fixing plate 8 can realize flexible depth limiting adjustment, and is simple in structure, convenient and fast.

In order to increase the adaptability of the walking device, the number of the mounting holes 9 is at least three, and the distance between two adjacent mounting holes 9 is reasonably adjusted according to the local soil condition and the actual need.

In order to simplify the structure and facilitate adjustment and assembly, the frame 2 is fixed on the mounting hole 9 through a bolt and a nut, the end part of the wheel shaft 6 is provided with an external thread, and the wheel shaft 6 passes through the mounting hole 9 and then is fixed on the mounting hole 9 through a nut.

In order to allow the carriage 2 of the walking device to move back quickly, a spring 5 is arranged between the carriage 2 and the fixed plate 4. In the state of a flat road as shown in fig. 1, the distance between the frame 2 and the fixed plate 4 is kept stable, the spring 5 is only slightly compressed, and only weak reaction force is exerted on the frame 2; when a pit or a hump is encountered, as shown in fig. 2 and 3, the distance between the frame 2 and the fixing plate 4 is reduced, so that the spring 5 is compressed, and when the walking wheel 1 is separated from the pit or the hump, the spring 5 is reset, and the frame 2 can be driven to quickly return to a flat road state. Through setting up spring 5, can improve the reaction rate of frame 2, improve the profile modeling effect to can effectively reduce walking wheel 1 and break away from the pit or just get into the problem of the in-process frame 2 of hump and the 3 atress deformation of connecting rod from the pit bottom.

Further, the spring 5 is preferably disposed on a diagonal line of the parallelogram linkage. As shown in fig. 3 and 4, the springs 5 are arranged on the diagonal lines, and the pulling force or the elastic force provided by the springs is close to the returning direction of the rack 2 in the returning process, so that the parallelogram link structure can be quickly returned, and the profiling effect is improved.

For frame 2, in order to improve its structural strength and increase parallelogram link mechanism's stability, frame 2 includes that two sets up respectively and walks the member of walking wheel 1 both sides, and two members keep away from the one end of walking wheel 1 and articulate through two connecting rods 3 and fixed plate 4 respectively and form parallelogram link mechanism. Two parallelogram linkages can provide sufficient lateral support to avoid rocking.

In order to improve the stability of the whole profile walking mechanism, the walking wheels 1 preferably comprise two walking wheels 1, and the two walking wheels 1 are connected through an axle 6. For the connection mode of the frame 2 and the two walking wheels 1, the frame 2 and the middle parts of the wheel shafts 6 can be fixedly connected, or two sets of frames 2 can be respectively and fixedly connected with the wheel shafts 6 at the two sides of the two walking wheels 1. The second one is preferable, and the structure is more stable and reliable.

The utility model discloses an adopt parallelogram link mechanism to connect frame and fixed plate, make frame and walking wheel lift that relatively fixed plate is stable, thereby make the walking wheel adapt to rugged road surface, realize profile modeling and the limit for depth effect to ground, the distance of shaft and frame is adjusted to usable limit for depth fixed plate simultaneously, thereby adjust the limit for depth height, so that be suitable for the ditching and the seeding requirement of different soil qualities, whole device simple structure, easy maintenance, can improve the stationarity of grass planting car operation, the improvement ditching, the quality and the efficiency of seeding, have fine practicality and using value.

Claims (8)

1. Ecological grass planting car running gear with many shelves limit for depth function, characterized by: including walking wheel (1), frame (2), connecting rod (3) and fixed plate (4), frame (2) one end is continuous with shaft (6) of walking wheel (1) through deep-limiting fixed plate (8), deep-limiting fixed plate (8) are gone up and are provided with a plurality of mounting holes (9) that are used for fixed frame (2) and shaft (6) along its length direction interval, the other end of frame (2) passes through connecting rod (3) and links to each other with fixed plate (4), connecting rod (3) include two, and two connecting rods (3) articulate on vertical face with frame (2) and fixed plate (4) and form parallelogram link mechanism, be equipped with furrow opener (7) on frame (2), furrow opener (7) upper end links to each other with frame (2), and the lower extreme is less than walking wheel (1) bottom.

2. The ecological grass planting vehicle walking device with multi-gear depth limiting function as claimed in claim 1, characterized in that: the mounting holes (9) comprise at least three.

3. The ecological planting grass vehicle traveling device with the multi-gear depth limiting function as claimed in claim 2, wherein: the frame (2) is fixed on the mounting hole (9) through a bolt and a nut, an external thread is arranged at the end of the wheel shaft (6), and the wheel shaft (6) penetrates through the mounting hole (9) and then is fixed on the mounting hole (9) through a nut.

4. The ecological planting grass vehicle traveling device with the multi-gear depth limiting function as claimed in claim 1, wherein: and a spring (5) is arranged between the rack (2) and the fixed plate (4).

5. The ecological planting grass vehicle traveling device with the multi-gear depth limiting function as claimed in claim 4, wherein: the springs (5) are arranged on the diagonal of the parallelogram linkage mechanism.

6. The ecological grass planting vehicle walking device with multi-gear depth limiting function as claimed in claim 1, characterized in that: the frame (2) comprises two rod pieces which are respectively arranged at two sides of the walking wheel (1), one ends of the two rod pieces, which are close to the walking wheel (1), are respectively connected with the wheel shaft (6) through a depth limiting fixing plate (8), and one ends of the two rod pieces, which are far away from the walking wheel (1), are respectively hinged with the fixing plate (4) through two connecting rods (3) to form a parallelogram connecting rod mechanism.

7. The ecological planting grass vehicle traveling device with the multi-gear depth limiting function as claimed in claim 6, wherein: the walking wheels (1) are also two, the two walking wheels (1) are connected through a wheel shaft (6), and the rack (2) is fixedly connected with the middle of the wheel shaft (6).

8. The ecological planting grass vehicle traveling device with the multi-gear depth limiting function as claimed in claim 7, wherein: the frame (2) comprises two groups which are respectively fixedly connected with wheel shafts (6) at two sides of the two walking wheels (1).

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