CN216800172U

CN216800172U - Straw separating device for residual film recovery

Info

Publication number: CN216800172U
Application number: CN202123255182.1U
Authority: CN
Inventors: 金新荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-06-24
Anticipated expiration: 2031-12-23

Abstract

The application relates to a straw separating device in the residual film recovery process, in particular to a straw separating device for residual film recovery; it comprises a water pool which leads water flow to flow from one end to the other end; a wave making mechanism and a separation chamber are sequentially arranged in the water pool along the water flow direction; the separation chamber is arranged at the upper part of the water pool so as to block the channel at the upper part of the water pool and form a water flow channel at the lower part of the water pool. The residual film mixed with the straws is placed at the upstream of the water pool and moves along with water flow, the residual film mixed with the straws floats on the water surface and the upper part of the water and enters the separation chamber along with waves generated by the wave generating mechanism after turning over the gantry, and the clean residual film is suspended in the water and continues to move downwards from the water flow channel at the lower part of the water pool; the straw separating device is simple in structure and low in cost, and residual films carrying straws are sent into the separating chamber by effectively utilizing buoyancy and wave principles; after two to three times of separation, the probability of straw sundries clamped in the clean residual film is reduced to below 1 percent, and the separation effect is excellent.

Description

Straw separation device for residual film recovery

Technical Field

The application relates to a separator of incomplete membrane recovery in-process straw especially relates to a straw separator for incomplete membrane is retrieved.

Background

The mulching film technology can effectively inhibit the growth of weeds, achieves the purpose of heat preservation, and has good effects on high yield and high yield; is widely used. But faces a serious problem of contamination of the residual field mulch. The residual films destroy soil properties, harm crop growth, influence mechanized operation and influence ecological environment.

Currently, various mulch recycling machines have been widely researched and utilized, and the mulch under various soils is recycled and reused. The recycled mulching film inevitably carries impurities such as soil, straws and the like; the separation of soil is easy to realize, but straws and residual films are rolled together and are difficult to separate; at present, the separation equipment and the separation method on the market do not achieve ideal separation effect.

Disclosure of Invention

The application aims to provide a straw separating device and a straw separating method for residual film recycling, which eliminate the defects and have a good separating effect.

The technical scheme of the application is realized as follows: a straw separating device for residual membrane recovery comprises a water pool which enables water flow to flow from one end to the other end; a wave making mechanism and a separation chamber are sequentially arranged in the water pool along the water flow direction; the separation chamber is arranged on the upper portion of the water pool, so that a channel on the upper portion of the water pool is blocked, a water flow channel is formed on the lower portion of the water pool, and a faucet which is higher than the water level of the normal water flow and lower than the wave height produced by the wave making mechanism is arranged on the end face, close to the water flow upstream, of the separation chamber.

Furthermore, the separating chamber is in a square box shape with an open upper end, the two ends of the separating chamber are provided with lap joint frames, and the separating chamber is clamped on the wall of the water pool through the lap joint frames and is arranged on the upper part of the water pool in a matching mode.

Further, an inner discharge port with the height lower than that of the gantry is arranged on the side wall of the separation chamber, and an outer discharge port is arranged on the side wall of the water pool at the position corresponding to the inner discharge port; the inner discharge port is connected with a filter screen which extends out of the outer discharge port and inclines towards the outer lower part, a waste material collecting chamber is arranged below the filter screen, and a water outlet with meshes is arranged at the bottom of the waste material collecting chamber.

Further, the wave making mechanism comprises a first rotating shaft, blades and a box cover; the box cover with a downward opening and covering the first rotating shaft and the blades is arranged on the water pool; a plurality of blades which can stir the water flow in the water tank during rotation are arranged on the rotating shaft; one end of the first rotating shaft penetrates through the box cover and is connected with power equipment.

Furthermore, vortex separation cavities are communicated with two sides of the upper part of the water tank correspondingly at the downstream position of the separation chamber, and the vortex separation cavities are square.

Furthermore, a plurality of groups of separating devices are arranged in the water tank along the water flow direction; each group of separating devices comprises a wave making mechanism and a separating chamber.

Furthermore, second rotating shafts are arranged on the water pool at intervals, and rake teeth capable of shifting materials in the water flow to the downstream are arranged on the second rotating shafts; the tail end of the water tank is provided with a material lifting and drying machine, and a drying outlet of the material lifting and drying machine is connected with a residual film collecting chamber.

Due to the implementation of the technical scheme, the residual film mixed with the straws is placed at the upstream of the water pool and moves along with water flow, the residual film mixed with the straws floats on the water surface and the upper part of the water and enters the separation chamber along with the waves generated by the wave making mechanism after turning over the gantry, and the clean residual film is suspended in the water and continues to move downwards from the water flow channel at the lower part of the water pool; the straw separating device is simple in structure and low in cost, and residual films carrying straws are sent into the separating chamber by effectively utilizing buoyancy and wave principles; after two to three times of separation, the probability of straw sundries clamped in the clean residual film is reduced to below 1 percent, and the separation effect is excellent.

Drawings

The specific structure of the application is given by the following figures and examples:

FIG. 1 is a schematic view of a wave making mechanism and a separation chamber in an embodiment of the present application;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

FIG. 3 is a schematic top view of an embodiment of the present application;

fig. 4 is a schematic structural diagram of an embodiment of the present application.

Legend: 1. the centrifugal separator comprises a water pool, 2, a separation chamber, 3, a water flow channel, 4, a gantry, 5, a lap joint frame, 6, an inner discharge port, 7, an outer discharge port, 8, a filter screen, 9, a waste material collecting chamber, 10, a first rotating shaft, 11, blades, 12, a box cover, 13, a vortex separation cavity, 14, a second rotating shaft, 15, rake teeth and 16, and a material lifting spin dryer.

Detailed Description

The present application is not limited to the following examples, and specific implementations may be determined according to the technical solutions and practical situations of the present application.

Example, as shown in fig. 1 to 4, a straw separating apparatus for residual film recycling includes a water tank 1 for allowing a water flow to flow from one end to the other end; a wave making mechanism and a separation chamber 2 are sequentially arranged in the water pool 1 along the water flow direction; the separation chamber 2 is arranged at the upper part of the water pool 1, so that a channel at the upper part of the water pool 1 is blocked, a water flow channel 3 is formed at the lower part of the water pool 1, and the end surface of the separation chamber 2 close to the water flow upstream is provided with a gantry 4 which is higher than the water level of the normal water flow and lower than the wave height produced by the wave producing mechanism.

The upstream end of the water tank 1 can be connected with a residual film conveyor after being crushed; the residual film, soil and straw enter the water tank 1 together. The soil falls under the scouring action of water, clean residual films are suspended in the water, and the residual films mixed with the straws float on the water surface and the water top.

Waves are produced through the wave-making mechanism, residual films mixed with straws fluctuate along with the waves, and finally enter the separation chamber 2 along with the waves after turning over the gantry 4; the clean residual films are continuously moved through the water flow channel 3 at the lower part of the water pool 1 to finish collection and be convenient for recycling; the straw film separator has the advantages that the structure is simple, the cost is low, and the residual film carrying with the straws is sent into the separation chamber 2 by effectively utilizing the buoyancy and wave principles; after two to three times of separation, the probability of straw sundries clamped in the clean residual films is reduced to below 1 percent, and the separation effect is excellent; is suitable for popularization.

As shown in fig. 1 to 4, the separation chamber 2 is in a square box shape with an open upper end, the two ends of the separation chamber 2 are provided with the lap frames 5, and the separation chamber 2 is clamped on the wall of the water tank 1 through the lap frames 5 to be fittingly installed in the upper part of the water tank 1.

Therefore, when the free water pool 1 is blocked or fails, the lap joint frame 5 is convenient to disassemble, assemble and maintain the separation chamber 2. The opening at the upper end of the separation chamber 2 is convenient for people to observe the entering condition of the straws and the residual films; and the height of the gantry 4 or the height of the water level is adjusted according to the actual situation.

As shown in fig. 1 to 4, an inner discharge port 6 with a height lower than that of the gantry 4 is arranged on the side wall of the separation chamber 2, and an outer discharge port 7 is arranged on the side wall of the pool 1 at a position corresponding to the inner discharge port 6; the inner discharge opening 6 is connected with a filter screen 8 which extends out of the outer discharge opening 7 and inclines towards the outer lower part, a waste material collecting chamber 9 is arranged below the filter screen 8, and a water discharge opening with meshes is arranged at the bottom of the waste material collecting chamber 9.

The residual film mixed with the straws and entering the separation chamber 2 can enter a waste material collecting chamber 9 from a discharge port along a filter screen 8; the water is recovered, settled and reused through the water outlet. As shown in fig. 2 and 3, the side walls of the two sides of the separation chamber 2 are respectively provided with an inner discharge opening 6, and the corresponding two sides are also respectively provided with an outer discharge opening 7, a filter screen 8 and a waste material collecting chamber 9; thus, the residual films mixed with the straws can be collected from the two sides of the separation chamber 2, the collection efficiency is increased, and the accumulation in the separation chamber 2 is avoided.

As shown in fig. 1 to 4, the wave making mechanism includes a first rotating shaft 10, a blade 11 and a tank cover 12; a cover 12 which is opened downwards and covers the first rotating shaft 10 and the blades 11 is arranged on the water pool 1; a plurality of blades 11 which can stir the water flow in the pool 1 when rotating are arranged on the rotating shaft; one end of the first rotating shaft 10 penetrates through the box cover 12 and is connected with power equipment.

The box cover 12 can prevent the vanes 11 from turning up water flowers to splash out of the water pool 1 when making waves, and polluting the surrounding working environment.

As the optimization of the embodiment 1, as shown in figures 1 to 4, vortex separation cavities 13 are communicated with two sides of the upper part of the water tank 1 corresponding to the downstream position of the separation chamber 2, and the vortex separation cavities 13 are square.

The water flow flows along the water pool 1, and when the water flow passes through the position of the vortex separation cavity 13, the water flow can form a vortex in the vortex separation cavity 13 and stay, and the residual film of the mixed straw on the surface of the water and the upper part of the water can be left at the same time; the secondary separation can be formed on the clean residual film and the residual film mixed with the straw.

As shown in fig. 3 to 4, a multi-component separation device is arranged in the water pool 1 along the water flow direction; each group of separating devices comprises a wave making mechanism and a separating chamber 2.

After the action of two to three groups of separation devices, more than 99% of residual films collected at the tail end of the water pool 1 are clean residual films.

As shown in fig. 4, a second rotating shaft 14 is arranged on the water pool 1 at intervals, and rake teeth 15 capable of shifting materials in water flow to downstream are arranged on the second rotating shaft 14; a material lifting and drying machine 16 is arranged at the tail end of the water pool 1, and a drying outlet of the material lifting and drying machine 16 is connected with a residual film collecting chamber.

The second rotating shaft 14 can be connected with a power output device, and the rake teeth 15 can drive the residual membranes in the water to move downstream through the driving of the second rotating shaft 14. The flow speed of the residual film is increased, and accumulation is avoided; improve the layering effect of plastic film residue, let clean plastic film residue suspension more abundant even, let the plastic film residue that mixes the straw float to the surface of water on whole.

The material extracting and spin-drying machine 16 is a well-known and public technology, and is used for pumping out water containing clean residual films upwards, and throwing out and collecting the spun clean residual films.

In this document, "upper", "lower", "front", "rear", "left", "right", and the like are used only to indicate relative positional relationships between relevant portions, and do not limit absolute positions of the relevant portions.

The technical characteristics form the embodiment of the application, the embodiment has strong adaptability and implementation effect, and unnecessary technical characteristics can be increased or decreased according to actual needs to meet the needs of different situations.

Claims

1. The utility model provides a straw separator for plastic film residue is retrieved which characterized in that: comprises a water flow flowing from one end to the other end of the water tank; a wave making mechanism and a separation chamber are sequentially arranged in the water pool along the water flow direction; the separation chamber is arranged on the upper portion of the water pool, so that a channel on the upper portion of the water pool is blocked, a water flow channel is formed on the lower portion of the water pool, and a faucet which is higher than the water level of the normal water flow and lower than the wave height produced by the wave making mechanism is arranged on the end face, close to the water flow upstream, of the separation chamber.

2. The straw separation device for residual film recycling according to claim 1, wherein: the separation chamber is in a square box shape with an open upper end, the two ends of the separation chamber are provided with the lap joint frames, and the separation chamber is clamped on the wall of the water pool through the lap joint frames and is installed on the upper part of the water pool in a matching mode.

3. The straw separation device for residual film recycling according to claim 2, characterized in that: an inner discharge port with the height lower than that of the gantry is arranged on the side wall of the separation chamber, and an outer discharge port is arranged on the side wall of the water pool at the position corresponding to the inner discharge port; the inner discharge port is connected with a filter screen which extends out of the outer discharge port and inclines towards the outer lower part, a waste material collecting chamber is arranged below the filter screen, and a water outlet with meshes is arranged at the bottom of the waste material collecting chamber.

4. The straw separation device for residual film recycling according to claim 1, 2 or 3, wherein: the wave making mechanism comprises a first rotating shaft, blades and a box cover; the box cover with a downward opening and covering the first rotating shaft and the blades is arranged on the water pool; a plurality of blades which can stir the water flow in the water tank during rotation are arranged on the rotating shaft; one end of the first rotating shaft penetrates through the box cover and is connected with power equipment.

5. The straw separation device for residual film recycling according to claim 1, 2 or 3, wherein: the vortex separation cavity is communicated with two sides of the upper part of the water tank correspondingly at the downstream position of the separation chamber, and is square.

6. The straw separation device for residual film recycling according to claim 1, 2 or 3, wherein: a plurality of groups of separating devices are arranged in the water tank along the water flow direction; each group of separating devices comprises a wave making mechanism and a separating chamber.

7. The straw separation device for residual film recycling according to claim 1, 2 or 3, wherein: second rotating shafts are arranged on the water pool at intervals, and rake teeth capable of shifting materials in the water flow to the downstream are arranged on the second rotating shafts; the tail end of the water tank is provided with a material lifting and drying machine, and a drying outlet of the material lifting and drying machine is connected with a residual film collecting chamber.