CN214916779U

CN214916779U - Wet soil screening device and spray seeding machine

Info

Publication number: CN214916779U
Application number: CN202121149306.5U
Authority: CN
Inventors: 董世远
Original assignee: Henan Hengrui Machinery Manufacturing Co ltd
Current assignee: Henan Hengrui Machinery Manufacturing Co ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2021-11-30
Anticipated expiration: 2031-05-27

Abstract

The utility model belongs to the technical field of engineering equipment, in particular to a wet soil screening device and a spray seeding machine, which comprises a roller screen, wherein a crushing unit is arranged in the roller screen, the crushing unit comprises a crushing shaft and a driving mechanism which are parallel to a roller of the roller screen, and the driving mechanism drives the crushing shaft to rotate so as to crush large-size materials on a screen of the roller screen; arrange the roller screen in the jet-seeding machine on to the material after realizing the screening directly flows in the jet-seeding machine, the material resources of using manpower sparingly improves production efficiency of construction, and utilize the roller screen to replace traditional drum sieve and can effectively promote the screening effect to wet soil, eliminate the adhesion of wet soil to the drum sieve, in addition, add crushing unit, can improve the utilization ratio of clod, reduce the effective input volume of clod, further promote the efficiency of construction.

Description

Wet soil screening device and spray seeding machine

Technical Field

The utility model belongs to the technical field of the technique of engineering equipment and specifically relates to a wet soil screening plant and spray-seeding machine.

Background

The wet soil is used as planting soil and is one of common materials of a spray seeding machine. On current spray seeder, planting soil generally adopts independent drum-type screening or vibrating screening, all is to plant soil into the different braided wire nets of fixed mesh size, then sieves the material through vibrations or cylinder friction. When the process is wet, meshes are easy to bond, and the process is blocked and cannot be used for blanking; after the soil blocks are screened and piled, the soil blocks are shoveled into a spray seeder for use, the whole process flow is long, and the construction efficiency is low; moreover, the existing drum-type screening machine is usually used for screening dry soil, and has poor screening effect on wet soil, so that the application is limited, and the drum-type screening machine is not beneficial to further popularization and implementation.

SUMMERY OF THE UTILITY MODEL

To the problem among the prior art, the utility model discloses a provide a wet soil screening plant and spray-seeding machine to realize the screening effect of screening wet soil, save the process of transporting the material after screening to spray-seeding machine, shorten process flow, improve the efficiency of construction.

In order to achieve the above purpose, the technical scheme of the utility model is that:

the design is a wet soil screening device which comprises a roller screen, wherein a crushing unit is arranged in the roller screen and comprises a crushing shaft and a driving mechanism, the crushing shaft and the driving mechanism are parallel to a roller of the roller screen, the driving mechanism drives the crushing shaft to rotate, and then large-size materials on a screen of the roller screen are crushed.

Further, the crushing shaft comprises a main shaft and blades arranged on the circumference of the main shaft.

Further, the driving mechanism is any one of a motor, a diesel engine and a hydraulic motor.

Furthermore, the driving mechanism is a power system of the roller screen, and the crushing shaft is connected with one of the rollers through a transmission mechanism.

Further, still include and increase the mechanism, broken axle articulates in the swing arm of slope, the swing arm is articulated with the roller screen, it is used for adjusting the interval between broken axle and the roller to increase the mechanism.

Furthermore, the number of the crushing shafts is one or a plurality of crushing shafts arranged in parallel.

Furthermore, the swing arm is hinged with a roller of the roller screen, and the crushing shaft is connected with the roller hinged with the swing arm through a transmission mechanism.

Furthermore, the side wall of the roller screen is provided with a guide groove, the main shaft penetrates through the guide groove and is hinged with a swing arm positioned outside the roller screen, and the guide groove extends along the swinging track of the main shaft.

Furthermore, heightening mechanism is including installing in the supporting axle of heightening of swing arm, heightening screw rod and lock nut, heightening the supporting axle and being in level and perpendicular to swing arm, heightening the upper end of screw rod and heightening the internal thread hole threaded connection of supporting axle, heightening the lower extreme of screw rod and the last plane of the frame of roller screen and conflicting, and heightening the screw rod and pass through lock nut locking.

Further, the lower extreme of roller screen is provided with the receipts hopper that holds the material through the screen cloth screening, the bottom of receipts hopper gathers together to the discharge gate.

In addition, a spray seeder is designed, and the wet soil screening device is applied to any one of the above devices, wherein the roller screen is arranged at the upper end of the spray seeder, and the discharge port of the roller screen is connected with the feed inlet of the spray seeder.

The utility model has the beneficial technical effects that:

compared with the prior art, the utility model provides a pair of wet soil screening plant and jet-seeding machine structure are distinctive, and convenient operation arranges the roller screen in on the jet-seeding machine, with the direct inflow of the material after realizing the screening machine, the material resources of using manpower sparingly, improve production efficiency of construction, and utilize the roller screen to replace traditional drum sieve and can effectively promote the screening effect of wet soil, eliminate the adhesion of wet soil to the drum sieve, in addition, add crushing unit, can further promote the efficiency of construction, improve the utilization ratio of soil block, reduce the effective input volume of soil block.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of a spray seeder.

Fig. 2 is a schematic diagram of a right-view structure of a spray seeder.

Fig. 3 is a schematic top view of a spray seeder.

FIG. 4 is a schematic structural view of a wet soil screening device.

FIG. 5 is a schematic diagram of a wet soil screening device in a right view.

FIG. 6 is a schematic top view of a wet soil screening device.

Fig. 7 is a partially enlarged structural view of the height adjusting mechanism.

In the figure: 1. the device comprises a spray seeder, 2, a feed inlet, 3, a discharge outlet, 4, a feed hopper, 5, a roller screen and 6, a swing arm;

7. a height adjusting mechanism;

701. heightening a supporting shaft, 702 heightening a screw rod, 703 locking a nut;

8. crushing shaft, 9 rolling shaft, 10 receiving hopper and 11 blade.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and 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.

Examples

As shown in fig. 1 to 7, as a preferred embodiment of the present invention, the present wet soil screening device and the seed-spraying machine are designed, including seed-spraying machine 1 and roller screen 5, wherein seed-spraying machine 1 can adopt the existing seed-spraying machine, place roller screen 5 in the upper end of seed-spraying machine 1, and discharge port 3 of roller screen 5 is connected with charge door 2 of seed-spraying machine 1, and then realize that the material after being screened by roller screen 5 directly flows into seed-spraying machine 1 for seed-spraying machine 1 to use. In actual production, the discharge port 3 and the feed port 2 can be kept in positive correspondence, and the crushing unit arranged in the roller screen 5 is utilized to crush large-size materials (namely, soil blocks) above the screen of the roller screen 5, and the crushed materials are secondarily screened by the screen below.

When the novel spray-seeding equipment provided by the utility model is used, the roller screen 5 is arranged on the spray-seeding machine 1, soil blocks are added to the feed hopper 4 of the roller screen 5, so that screened materials directly flow into the spray-seeding machine 1, manpower and material resources are saved, the production and construction efficiency is improved, the roller screen 5 is used for replacing the traditional roller screen, the screening effect on wet soil can be effectively improved, and the adhesion of the wet soil to the roller screen is eliminated; in addition, add broken unit, can improve the utilization ratio of clod, reduce the effective input volume of clod, further promote the efficiency of construction.

On the basis of the embodiment, as a specific structure of the crushing unit, the crushing device comprises a crushing shaft 8 parallel to a roller 9 of the roller screen 5 and a driving mechanism for driving the crushing shaft 8 to rotate, the crushing shaft 8 comprises a main shaft and a plurality of blades 11 arranged on the main shaft, and the plurality of blades 11 are uniformly distributed at equal intervals along the circumferential direction and the axial direction of the main shaft respectively, namely, the driving mechanism drives the crushing shaft 8 to rotate so as to drive the blades 11 to synchronously act, and further, large-size soil blocks above the screen plate are crushed.

In order to improve the crushing effect, the blade 11 is designed by a special curve, specifically: one end of the blade 11, which is far away from the main shaft, deflects along the axial direction of the main shaft, and the deflection part of the blade 11 adopts circular arc smooth transition and is subjected to wear-resistant treatment, so that the service life of the blade is prolonged; every roller bearing 9 all is the syntropy rotation, forms the displacement, and the soil block or the stone that can not pass through the sieve mesh gap pass through the displacement form and send to the row cinder notch, can effectively prevent to be blocked by stone or little stone, reduces power loss, and is both economical and durable.

The driving mechanism can be an engine from a spray seeder, and when the roller screen 5 is provided with a motor, a generator can be additionally arranged on the engine of the spray seeder for supplying power; when the roller screen is provided with the hydraulic motor, the hydraulic oil pump can be additionally arranged on the engine of the spray seeder for driving, and then a power source is not required to be additionally provided, so that the cost is saved.

It should be noted that after the soil blocks enter the roller screen 5, if the stacking is formed, the crushing shaft 8 can firstly spread the stacking, and the large blocks are made into small blocks, so that the screening efficiency is improved.

More specifically, in actual production, the driving mechanism may be set to be a motor for driving the crushing shaft 8 to rotate, a rotating shaft of the motor is connected with the crushing shaft 8 through a speed reducer to drive the crushing shaft 8, and the motor may be fixed to the outer wall of the roller screen 5.

On the basis of above-mentioned embodiment, for better technological effect, this equipment is still including heightening mechanism 7, broken axle 8 articulates in the swing arm 6 of slope, swing arm 6 is articulated with roller screen 5, guarantees that swing arm 6 can be around articulated swing, and then broken axle 8 freely places in roller screen 5 top, when meetting hard stone, broken axle 8 receives the stone extrusion, can lift up passively, realizes the soil and stone separation to protect broken axle 8's blade 11, extension blade 11 life. And heightening mechanism 7 is used for adjusting the minimum distance between crushing axle 8 and roller 9, and that is crushing axle 8 and roller 9 clearance is adjustable, its purpose is: so as to adapt to the screening of the clods with different particle sizes.

In particular, the number of crushing shafts 8, which may be one or several arranged side by side, is hinged to the oscillating arm 6 in the same way, the number being adjusted according to the condition of the hard mass.

As another embodiment of the driving mechanism, the rocker arm is hinged to a roller, the crushing shaft 8 is connected with the roller 9 through a chain transmission mechanism, so that a power system is shared with the roller screen 5, the crushing shaft 8 is driven to rotate through the roller 9, and equipment cost and energy consumption cost are saved.

On the basis of the above embodiment, the side wall of the roller screen 5 is provided with a guide groove, the crushing shaft 8 penetrates through the guide groove to be connected with the swing arm 6 positioned outside the roller screen 5, the guide groove extends along the swing track of the crushing shaft 8, and in the swing process of the swing arm 6, the end part of the crushing shaft 8 slides along the guide groove, so that the crushing shaft 8 is lifted to enable stones to move towards the slag discharge port of the roller screen 5.

On the basis of the above embodiment, the height-adjusting mechanism 7 includes a height-adjusting support shaft 701 mounted on the swing arm 6, a height-adjusting screw 702 and a lock nut 703, the height-adjusting support shaft 701 is horizontal and perpendicular to the swing arm 6, the upper end of the height-adjusting screw 702 is in threaded connection with the internal threaded hole of the height-adjusting support shaft 701, the lower end of the height-adjusting screw 702 is in contact with the upper plane of the frame of the roller screen 5 for support, and the height-adjusting screw 702 is locked by the lock nut 703 to prevent rotation. In practical use, the crushing shaft 8 is raised or lowered by adjusting the connection position of the height-adjusting screw 702 and the threaded hole 703.

Preferably, in actual production, the lower extreme of roller screen 5 is provided with the receipts hopper 10 that holds the material through the screen cloth screening to guarantee that the bottom of receipts hopper 10 gathers together to discharge gate 3, and then realize the material and gather to discharge gate 3, improve unloading efficiency, and avoid the interior card material of receipts hopper 10.

Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 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. The wet soil screening device comprises a roller screen (5) and is characterized in that a crushing unit is arranged in the roller screen (5), the crushing unit comprises a crushing shaft (8) parallel to a roller (9) of the roller screen (5) and a driving mechanism, the driving mechanism drives the crushing shaft (8) to rotate, and then large-size materials on a screen of the roller screen (5) are crushed.

2. The wet soil screening device according to claim 1, wherein the crushing shaft comprises a main shaft and blades (11) arranged circumferentially on the main shaft, one end of each blade (11) far away from the main shaft is inclined along the axial direction of the main shaft, and the inclined parts of the blades (11) adopt circular arc smooth transition.

3. The wet soil screening apparatus according to claim 2, wherein said driving mechanism is any one of an electric motor, a diesel engine and a hydraulic motor.

4. A wet soil screening apparatus according to claim 2, wherein said drive means is a power system for a roller screen, and said crushing shaft (8) is connected to one of said rollers (9) by a transmission means.

5. A wet soil screening device according to claim 4, further comprising a height-adjusting mechanism (7), wherein the crushing shafts (8) are hinged to inclined swing arms (6), the swing arms (6) are hinged to the roller screen (5), the height-adjusting mechanism (7) is used for adjusting the distance between the crushing shafts (8) and the rollers (9), and the number of the crushing shafts (8) is one or a plurality of crushing shafts arranged in parallel.

6. A wet soil screening apparatus according to claim 5 wherein said swing arm is hinged to a roller of a roller screen and said crushing shaft is connected to the roller hinged to the swing arm by a drive mechanism.

7. A wet soil screening device according to claim 6, wherein the side wall of the roller screen (5) is provided with a guide slot, and the main shaft is hinged with a swing arm (6) located outside the roller screen (5) through the guide slot, and the guide slot extends along the swinging track of the main shaft.

8. The wet soil screening device according to claim 6, wherein the height-adjusting mechanism (7) comprises a height-adjusting support shaft (701) mounted on the swing arm (6), a height-adjusting screw (702) and a lock nut (703), the height-adjusting support shaft (701) is horizontal and perpendicular to the swing arm (6), the upper end of the height-adjusting screw (702) is in threaded connection with the internally threaded hole of the height-adjusting support shaft (701), the lower end of the height-adjusting screw (702) is in interference with the upper plane of the frame of the roller screen (5), and the height-adjusting screw (702) is locked by the lock nut (703).

9. A wet soil screening apparatus according to claim 1, wherein the lower end of the roller screen (5) is provided with a receiving hopper (10) for receiving the screened material, the bottom of the receiving hopper (10) converging towards the discharge outlet (3).

10. A seed-spraying machine, characterized in that, it comprises the wet soil screening device of any claim 1 to 9, the roller screen (5) is arranged at the upper end of the seed-spraying machine (1), and the discharge port (3) of the roller screen (5) is connected with the feed port (2) of the seed-spraying machine (1).