CN211064070U

CN211064070U - Sand field retreading machine

Info

Publication number: CN211064070U
Application number: CN201920881520.6U
Authority: CN
Inventors: 安富博; 赵赫然; 赵艳丽; 张德魁; 袁宏波; 郭春秀; 李银科
Original assignee: Gansu Desert Control Research Institute
Current assignee: Gansu Desert Control Research Institute
Priority date: 2019-06-12
Filing date: 2019-06-12
Publication date: 2020-07-24
Anticipated expiration: 2029-06-12

Abstract

The utility model discloses a sand field retreading machine, which comprises a plurality of wheels and a frame, wherein the wheels are respectively and symmetrically arranged at two sides of the lower part of the frame, and the sand field retreading machine also comprises a sand shoveling mechanism, a sand conveying mechanism, a grading sieving mechanism and a strickling and compacting mechanism; the sandy soil shoveling mechanism, the sandy soil conveying mechanism, the grading sieving mechanism and the strickling and compacting mechanism are all installed on the frame, and the sandy soil shoveling mechanism, the sandy soil conveying mechanism and the grading sieving mechanism are sequentially connected into an integrated structure. The utility model discloses a digger blade excavates ageing sand field to on will having its upper air to the belt, carry the hierarchical mechanism that sieves, according to the different apertures of sieve at different levels, divide into gravel, coarse sand and soil in proper order ageing sand field, scatter once more subaerial, scraper blade and compaction gyro wheel are strickleed off and are compacted to it respectively, obtain new sand field. The utility model discloses simple structure, corresponding action is accomplished to ingenious application mechanical structure and relation of connection, and easily makes, is suitable for the popularization.

Description

Sand field retreading machine

Technical Field

The utility model relates to an agricultural equipment technical field, more specifically the utility model relates to a sand field retreading machine that says so.

Background

The sand field is also called stone field, is formed by covering the soil surface with gravels and coarse sands with different grain diameters, is a unique protective cultivation method in the world formed by long-term production practice in northwest arid areas of China, and has obvious functions of water storage, soil moisture preservation, temperature increase, alkali pressing and soil fertility preservation.

However, after a sand field is planted for a long time, sand and soil are gradually mixed, and the effect of the sand field is lost, and the sand field is called an aged sand field. Aged sand fields have long been unable to be reasonably utilized because of loss of their advantages, resulting in most being abandoned for tillage and ultimately wasted.

Therefore, how to provide a sand field retreading machine is a problem that needs to be solved by those skilled in the art to optimize and refresh an aged sand field.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a sand field retreading machine can renovate ageing sand field, obtains the new sand field that has the advantage again, has avoided ageing sand field to abandon to plough wastefully, has realized changing waste into valuables, has improved the utilization ratio in sand field.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a sand field retreading machine, includes a plurality of wheels and frame, and is a plurality of the wheel symmetry respectively is installed frame lower part both sides still include sand shovel mechanism, sand transport mechanism, sieve the mechanism in grades and strickle off the compacting mechanism, sand shovel mechanism sand transport mechanism sieve in grades the mechanism with strickle off the compacting mechanism and all install in the frame, just sand shovel mechanism sand transport mechanism with sieve in grades the mechanism and connect in proper order and become the integral type structure.

Furthermore, the sandy soil shoveling mechanism comprises a first rotating shaft and a digging shovel, the first rotating shaft is movably arranged on the rack, and the digging shovel is sleeved on the first rotating shaft.

Furthermore, the sandy soil conveying mechanism comprises a second rotating shaft, a third rotating shaft, a fourth rotating shaft, a driving motor, a first driving wheel, a second driving wheel, a shifting sheet, a first driven wheel and a second driven wheel; the second rotating shaft, the third rotating shaft and the fourth rotating shaft are movably arranged on the rack; an output shaft of the driving motor is connected with the second rotating shaft; the first driving wheel, the second driving wheel and the shifting piece are all arranged on the second rotating shaft, and the shifting piece is positioned between the first driving wheel and the second driving wheel; the first driven wheel is arranged on the third rotating shaft, and the first driving wheel is connected with the first driven wheel through a belt; the second driving wheel is connected with the second driven wheel through a chain; the paddle periodically contacts one end of the digger blade.

Furthermore, the grading sieving mechanism comprises a sieve plate bracket, a first sieve plate, a second sieve plate and a bottom plate, wherein the sieve plate bracket is movably arranged on the rack; the first sieve plate, the second sieve plate and the bottom plate are respectively fixed on the sieve plate bracket in an inclined manner; the bottom of the sieve plate support is connected with the outer end face of the hub of the second driven wheel through a connecting rod.

Furthermore, the scraping and compacting mechanism comprises a support frame, a scraper and a compacting roller, wherein the scraper and the compacting roller are installed on the support frame, the scraper and the compacting roller are both in contact with a sand field, and a gap is reserved between the scraper and the compacting roller.

Further, the aperture of the first sieve plate is not more than 25mm, and the included angle between the first sieve plate and the horizontal direction is 15-25 degrees; the aperture of the second sieve plate is not more than 5mm, and the included angle between the second sieve plate and the horizontal direction is 30-40 degrees; the included angle between the bottom plate and the horizontal direction is 45-55 degrees.

Through taking above scheme, the beneficial effects of the utility model are that:

the aged sand field is excavated through the excavating shovel, lifted to the belt and conveyed to the grading sieving mechanism, the first sieve plate and the second sieve plate are different in aperture, the aged sand field is divided into gravel, coarse sand and soil in sequence and scattered on the ground again, and the aged sand field is strickled off and compacted by the scraper and the compacting roller respectively to obtain a new sand field. The utility model discloses simple structure, corresponding action is accomplished to ingenious application mechanical structure and relation of connection, and easily makes, is suitable for the popularization.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of a sand field retreading machine provided by the utility model.

In the figure: 1-a sandy soil shoveling mechanism, 2-a sandy soil conveying mechanism, 3-a grading sieving mechanism, 4-a scraping and compacting mechanism, 5-a connecting rod, 21-a second rotating shaft, 22-a third rotating shaft, 23-a fourth rotating shaft, 24-a second driving wheel, 25-a first driven wheel, 26-a second driven wheel, 31-a sieve plate bracket, 32-a first sieve plate, 33-a second sieve plate, 34-a bottom plate, 41-a supporting frame, 42-a scraping plate and 43-a compacting roller.

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.

As shown in fig. 1, the embodiment of the utility model discloses sand field retreading machine, including a plurality of wheels and frame, a plurality of wheels symmetry respectively are installed in frame lower part both sides, still include sand shoveling mechanism 1, sand transport mechanism 2, the mechanism 3 of sieving in grades and strickle off compacting mechanism 4, and sand shoveling mechanism 1, sand transport mechanism 2, the mechanism 3 of sieving in grades and strickle off compacting mechanism 4 and all install in the frame, and sand shoveling mechanism 1, sand transport mechanism 2 and the mechanism 3 of sieving in grades connect into the integral type structure in proper order. The utility model discloses a digger blade excavates ageing sand field to on will having its upper air to the belt, carry the hierarchical mechanism of sieving 3, gravel, coarse sand and soil are distinguished into in proper order to first sieve 32 and second sieve 33's aperture difference with ageing sand field, scatter once more subaerial, and scraper blade 42 and compaction gyro wheel 43 are strickleed off and are compacted to it respectively, obtain new sand field. The utility model discloses simple structure, corresponding action is accomplished to ingenious application mechanical structure and relation of connection, and easily makes, is suitable for the popularization.

Specifically, the sandy soil shoveling mechanism 1 comprises a first rotating shaft and a digging shovel, wherein the first rotating shaft is movably arranged on the rack, and the digging shovel is sleeved on the first rotating shaft.

Specifically, the sandy soil conveying mechanism 2 comprises a second rotating shaft 21, a third rotating shaft 22, a fourth rotating shaft 23, a driving motor, a first driving wheel, a second driving wheel 24, a shifting sheet, a first driven wheel 25 and a second driven wheel 26; the second rotating shaft 21, the third rotating shaft 22 and the fourth rotating shaft 23 are movably arranged on the rack; the output shaft of the driving motor is connected with the second rotating shaft 21; the first driving wheel, the second driving wheel 24 and the shifting piece are all arranged on the second rotating shaft 21, and the shifting piece is positioned between the first driving wheel and the second driving wheel 24; a first driven wheel 25 is arranged on the third rotating shaft 22, and the first driving wheel is connected with the first driven wheel 25 through a belt; the second driving wheel 24 is connected with the second driven wheel 26 through a chain; the paddle periodically contacts one end of the shovel.

Specifically, the graded screening mechanism 3 comprises a screen plate support 31, a first screen plate 32, a second screen plate 33 and a bottom plate 34, wherein the screen plate support 31 is movably mounted on the rack; the first sieve plate 32, the second sieve plate 33 and the bottom plate 34 are respectively fixed on the sieve plate bracket 31 in an inclined way; the bottom of the sieve plate bracket 31 is connected with the outer end face of the hub of the second driven wheel 26 through a connecting rod 5.

Specifically, the strike-off and compaction mechanism 4 comprises a support frame 41, a scraper 42 and a compaction roller 43, wherein the scraper 42 and the compaction roller 43 are installed on the support frame 41, the scraper 42 and the compaction roller 43 are both in contact with the sand field, and a gap is reserved between the scraper 42 and the compaction roller 43.

Specifically, the aperture of the first sieve plate 32 is not more than 25mm, and the included angle between the first sieve plate 32 and the horizontal direction is 15-25 degrees; the aperture of the second sieve plate 33 is not more than 5mm, and the included angle between the second sieve plate 33 and the horizontal direction is 30-40 degrees; the bottom plate 34 is at an angle of 45-55 deg. to the horizontal.

The renovation method of the utility model is as follows:

1) the frame provided with a plurality of wheels is fixedly connected with a trailer, and the frame, a sandy soil shoveling mechanism 1, a sandy soil conveying mechanism 2, a grading sieving mechanism 3 and a strickling and compacting mechanism 4 which are arranged on the frame move forwards under the driving of the trailer;

2) the driving motor is turned on to drive the second rotating shaft 21 to rotate, the first driving wheel, the second driving wheel 24 and the shifting sheet on the second rotating shaft 21 rotate along with the second rotating shaft, and the belt rotates under the driving of the first driving wheel and the first driven wheel 25; the chain is driven to rotate by the second driving wheel 24 and the second driven wheel 26; in the rotating process of the shifting sheet, the digging shovel is periodically shifted, the digging shovel periodically lifts the dug sand field to the belt, and then the sand field is conveyed to the grading sieving mechanism 3;

3) the second driven wheel 26 rotates to drive the connecting rod 5 to rotate, the connecting rod 5 drives the sieve plate support 31 to vibrate up and down, the sand field is divided into gravel, coarse sand and soil under the action of the first sieve plate 32, the second sieve plate 33 and the bottom plate 34, and the gravel, the coarse sand and the soil respectively slide down from the first sieve plate 32, the second sieve plate 33 and the bottom plate 34 which are obliquely arranged and fall behind in sequence;

4) the gravel, the coarse sand and the soil enter the strickling and compacting mechanism 4, the screeding plate 42 strickles the gravel, the coarse sand and the soil, and then the compacting roller 43 behind the screeding plate compacts the gravel, the coarse sand and the soil, so that the sand field renovation is completed.

Through the utility model discloses a renovate the method, can renovate ageing sand field reliably, it is easy and simple to handle, the power consumption is lower, and intensity of labour is less, is suitable for popularization on a large scale.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.

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. A sand field retreading machine comprises a plurality of wheels and a frame, wherein the wheels are respectively and symmetrically arranged on two sides of the lower part of the frame; the sand shoveling mechanism, the sand conveying mechanism, the grading sieving mechanism and the leveling and compacting mechanism are all installed on the rack, and the sand shoveling mechanism, the sand conveying mechanism and the grading sieving mechanism are sequentially connected into an integrated structure.

2. The sand field retreading machine as recited in claim 1, wherein the sand shoveling mechanism comprises a first rotating shaft and a digging shovel, the first rotating shaft is movably mounted on the frame, and the digging shovel is sleeved on the first rotating shaft.

3. The sand field retreading machine as recited in claim 2, wherein the sand conveying mechanism comprises a second rotating shaft, a third rotating shaft, a fourth rotating shaft, a driving motor, a first driving wheel, a second driving wheel, a shifting sheet, a first driven wheel and a second driven wheel; the second rotating shaft, the third rotating shaft and the fourth rotating shaft are movably arranged on the rack; an output shaft of the driving motor is connected with the second rotating shaft; the first driving wheel, the second driving wheel and the shifting piece are all arranged on the second rotating shaft, and the shifting piece is positioned between the first driving wheel and the second driving wheel; the first driven wheel is arranged on the third rotating shaft, and the first driving wheel is connected with the first driven wheel through a belt; the second driving wheel is connected with the second driven wheel through a chain; the paddle periodically contacts one end of the digger blade.

4. The sand field retreading machine as recited in claim 3, wherein the graded screening mechanism comprises a screen deck support, a first screen deck, a second screen deck and a bottom plate, the screen deck support is movably mounted on the frame; the first sieve plate, the second sieve plate and the bottom plate are respectively fixed on the sieve plate bracket in an inclined manner; the bottom of the sieve plate support is connected with the outer end face of the hub of the second driven wheel through a connecting rod.

5. The sand field retreader as recited in claim 4, wherein the strike-off and compaction mechanism comprises a support frame, a scraper and a compaction roller, the scraper and the compaction roller are mounted on the support frame, the scraper and the compaction roller are both in contact with the sand field, and a gap is reserved between the scraper and the compaction roller.

6. The sand field retreader as recited in claim 4, wherein the aperture of the first screen deck is not more than 25mm, and the angle between the first screen deck and the horizontal direction is 15 ° -25 °; the aperture of the second sieve plate is not more than 5mm, and the included angle between the second sieve plate and the horizontal direction is 30-40 degrees; the included angle between the bottom plate and the horizontal direction is 45-55 degrees.