CN216953791U

CN216953791U - Screw extrusion hydroextractor is used in organic fertilizer production

Info

Publication number: CN216953791U
Application number: CN202220220355.1U
Authority: CN
Inventors: 房贤坤; 白云涛; 仲维刚; 白文杰
Original assignee: Shandong Yuntao Organic Fertilizer Co ltd
Current assignee: Shandong Yuntao Organic Fertilizer Co ltd
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-07-12
Anticipated expiration: 2032-01-27

Abstract

The utility model discloses a screw extrusion dehydrator for organic fertilizer production, which comprises a shell and a screw shaft, wherein a feeding chamber is arranged at the left side in the shell, a first filter cylinder and a second filter cylinder are communicated between the feeding chamber and the right side wall of the shell, the second filter cylinder is sleeved outside the first filter cylinder, the screw shaft is rotationally arranged in the first filter cylinder, the extrusion screw is fixedly connected on the screw shaft, the scraping screw is arranged between the first filter cylinder and the second filter cylinder, the right end of the scraping screw is connected with the right end of the screw shaft through a fixed structure, the directions of the scraping screw and the extrusion screw are opposite, the screw shaft is used for synchronously driving the extrusion screw and the scraping screw to rotate, the material squeezed out of the first cartridge can be pushed back into the feed chamber in the opposite direction while the material adhering to the outer surface of the first cartridge can be scraped off.

Description

Screw extrusion hydroextractor is used in organic fertilizer production

Technical Field

The utility model relates to the technical field of organic fertilizer processing, in particular to a spiral extrusion dehydrator for organic fertilizer production.

Background

The screw extrusion dewatering device is applied to the production and processing process of organic fertilizers, can carry out efficient dehydration operation on organic materials, and has the working principle that: the screw shaft inside the filter cylinder rotates to push the organic material inside the filter cylinder to one end by means of the extruding screw in the peripheral side, the elastic resisting part to block the organic material is set in the discharge port of the filter cylinder, and the extruding screw and the elastic resisting part are extruded oppositely to reach the aim of extruding and dewatering.

However, in the extrusion process, part of the fine materials are easily extruded from the filtering holes, a large amount of organic materials are lost along with the discharge of water flow, and the extruded materials are easily adhered to the outer surface of the filter cylinder and are not easy to clean, so that the filter cylinder is easily blocked, and the drainage effect is reduced.

SUMMERY OF THE UTILITY MODEL

Aiming at the technical problems, the utility model provides a screw extrusion dehydrator for organic fertilizer production, which can recover extruded organic materials and avoid the problems of material flow and filter cartridge blockage.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:

the utility model provides an organic fertilizer production is with spiral extrusion hydroextractor, includes casing and screw axis, the inside left side of casing is provided with the feed space, the feed space with be provided with first section of thick bamboo between the casing right side wall, the screw axis sets up inside first section of thick bamboo, the screw axis both ends all run through to the casing outside and with the casing rotates and is connected, first section of thick bamboo inside is provided with the extrusion spiral, extrusion spiral fixed connection is in on the screw axis.

The first filter cylinder is sleeved with a second filter cylinder, the second filter cylinder is communicated with the feed chamber and the right side wall of the shell, a plurality of radial connecting rods are fixedly connected between the left end of the first filter cylinder and the left end of the second filter cylinder, a scraping screw is arranged between the first filter cylinder and the second filter cylinder, the direction of the scraping screw is opposite to that of the extruding screw, and the right end of the scraping screw is connected with the right end of the screw shaft through a fixing structure.

According to a further technical scheme, a fixing plate is fixedly connected to the right end of the spiral shaft, an annular baffle plate is rotatably arranged between the right end of the first filter cylinder and the right end of the second filter cylinder, a plurality of guide rods are fixedly connected between the annular baffle plate and the fixing plate, and the right end of the scraping spiral is fixedly connected to the side face of the annular baffle plate.

As a further technical scheme, a baffle is arranged at the right port of the first filter cylinder, the baffle is arranged between the annular baffle and the fixed plate, the baffle is slidably connected with the spiral shaft and the guide rods, and a pressure spring is connected between the baffle and the fixed plate.

As a further technical scheme, the bottom surface of the feeding chamber inclines upwards from right to left.

As a further technical scheme, the filter hole number of the second filter cylinder is larger than that of the first filter cylinder.

As a further technical scheme, a support frame is arranged below the shell, a speed reducing motor is fixedly arranged on the support frame, and the screw shaft is in transmission connection with the speed reducing motor.

As a further technical scheme, a back-lifting type cover door is movably arranged on the shell.

As a further technical scheme, the bottom surface of the shell is open, and a drainage channel is arranged below the shell.

By adopting the technical scheme, compared with the prior art, the utility model has the following advantages:

the second filter cylinder is sleeved outside the first filter cylinder, so that organic materials extruded from the first filter cylinder can be blocked in an interlayer between the first filter cylinder and the second filter cylinder, the spiral shaft is used for synchronously driving the scraping spiral between the first filter cylinder and the second filter cylinder to rotate, and the extruded organic materials are reversely pushed back to the feeding chamber, so that the effect of recovering the materials is achieved, the loss of the materials is avoided, meanwhile, the scraping spiral can scrape the materials adhered to the outer surface of the first filter cylinder, the outer surface of the first filter cylinder is kept clean, and the blockage is avoided.

Drawings

FIG. 1 is a schematic view of a screw extrusion dehydrator for organic fertilizer production according to the present invention;

FIG. 2 is a front sectional view of the housing and the screw shaft according to the present invention;

FIG. 3 is a schematic sectional view of a second filter cartridge in the interior of the housing according to the present invention;

FIG. 4 is a schematic view of the screw axis structure of the present invention.

In the figure, the position of the upper end of the main shaft,

10-a housing; 11-a first filter cartridge; 12-a second filter cartridge; 13-a feed chamber; 14-a radial link; 15-a hood door; 20-a helical axis; 21-extruding a screw; 22-scraping screw; 23-fixing the plate; 24-an annular baffle; 25-a guide bar; 26-a backstop; 27-a pressure spring; 30-a support frame; 31-a drainage channel; 40-speed reduction motor.

Detailed Description

The utility model will be described more fully hereinafter with reference to the accompanying drawings.

As shown in fig. 1-4, a screw extrusion dehydrator for organic fertilizer production comprises a housing 10 and a screw shaft 20, wherein a feeding chamber 13 is arranged on the left side inside the housing 10, a first filter cartridge 11 and a second filter cartridge 12 are communicated between the feeding chamber 13 and the right side wall of the housing 10, the second filter cartridge 12 is sleeved outside the first filter cartridge 11, the number of filter holes of the second filter cartridge 12 is larger than that of the first filter cartridge 11, and a plurality of radial connecting rods 14 are fixedly connected between the left end of the first filter cartridge 11 and the left end of the second filter cartridge 12 in order to avoid suspension of the first filter cartridge 11.

The screw shaft 20 is arranged inside the first filter cartridge 11, two ends of the screw shaft 20 penetrate through the outside of the housing 10 and are rotatably connected with the housing 10, the right end of the screw shaft 20 is fixedly connected with a fixing plate 23, an annular baffle plate 24 is rotatably arranged between the right end of the first filter cartridge 11 and the right end of the second filter cartridge 12, and a plurality of guide rods 25 are fixedly connected between the annular baffle plate 24 and the fixing plate 23.

An extrusion screw 21 is arranged in the first filter cartridge 11, the extrusion screw 21 is fixedly connected to a screw shaft 20, a scraping screw 22 is arranged between the first filter cartridge 11 and the second filter cartridge 12, and the right end of the scraping screw 22 is fixedly connected with the side face of an annular baffle 24.

A baffle 26 is arranged at the right port of the first filter cartridge 11, the baffle 26 is arranged between the annular baffle 24 and the fixing plate 23, the baffle 26 is slidably connected with the spiral shaft 20 and the guide rods 25, and a pressure spring 27 is connected between the baffle 26 and the fixing plate 23.

The left side of the shell 10 is provided with a speed reducing motor 40, the spiral shaft 20 is fixedly connected with a power output shaft of the speed reducing motor 40, a support frame 30 is arranged below the shell 10, and the speed reducing motor 40 is fixedly arranged on the support frame 30.

When the screw extrusion dehydrator works, the screw shaft 20 is driven to rotate by the speed reducing motor 40, the extrusion screw 21 pushes the material in the feeding chamber 13 to the right to enter the first filter cylinder 11, when the material is discharged from the right end opening of the first filter cylinder 11, the elastic pressure of the baffle 26 needs to be overcome, so that the extrusion dehydration effect is generated, the bottom surface of the shell 10 is opened, the drainage channel 31 is arranged below the shell 10, and the separated water passes through the filtering holes on the peripheral side surfaces of the first filter cylinder 11 and the second filter cylinder 12 and then is discharged through the drainage channel 31.

Under the action of pressure, part of the fine materials can be extruded to the outer side of the first filter cylinder 11, the second filter cylinder 12 can block the part of the materials to prevent the extruded materials from being discharged along with water flow, the scraping screw 22 synchronously rotates under the driving of the screw shaft 20, the spiral directions of the scraping screw 22 and the extruding screw 21 are opposite, so that the scraping screw 22 generates a leftward driving force to push the materials in the interlayer between the first filter cylinder 11 and the second filter cylinder 12 back to the feeding chamber 13 to recover the extruded materials to prevent the materials from losing, and meanwhile, the scraping screw 22 can scrape the materials adhered to the outer side face of the first filter cylinder 11 to keep the surface of the first filter cylinder 11 clean to prevent blockage.

The bottom surface of the feeding chamber 13 is inclined upwards from right to left, and the material at the bottom of the feeding chamber 13 is pushed by the scraping screw 22 to move upwards, so that the material at the bottom is merged with other materials into the first filter cylinder 11.

A back-lifting type cover door 15 is movably arranged on the shell 10, so that the maintenance and the cleaning are convenient.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. The utility model provides an organic fertilizer production is with spiral extrusion hydroextractor, includes casing (10) and screw axis (20), casing (10) inside left side is provided with feed chamber (13), feed chamber (13) with be provided with first section of thick bamboo (11) between casing (10) right side wall, screw axis (20) set up inside first section of thick bamboo (11), screw axis (20) both ends all run through to casing (10) outside and with casing (10) rotate to be connected, first section of thick bamboo (11) inside is provided with extrusion spiral (21), extrusion spiral (21) fixed connection be in on screw axis (20), its characterized in that:

the outer portion of the first filter cylinder (11) is sleeved with a second filter cylinder (12), the second filter cylinder (12) is communicated with the feeding chamber (13) and the right side wall of the shell (10), a plurality of radial connecting rods (14) are fixedly connected between the left end of the first filter cylinder (11) and the left end of the second filter cylinder (12), a scraping spiral (22) is arranged between the first filter cylinder (11) and the second filter cylinder (12), the spiral direction of the scraping spiral (22) is opposite to that of the extruding spiral (21), and the right end of the scraping spiral (22) is connected with the right end of the spiral shaft (20) through a fixing structure.

2. The screw extrusion dehydrator for organic fertilizer production according to claim 1, wherein the screw extrusion dehydrator comprises: the right end of the spiral shaft (20) is fixedly connected with a fixing plate (23), an annular baffle plate (24) is rotatably arranged between the right end of the first filter cylinder (11) and the right end of the second filter cylinder (12), a plurality of guide rods (25) are fixedly connected between the annular baffle plate (24) and the fixing plate (23), and the right end of the scraping spiral (22) is fixedly connected to the side surface of the annular baffle plate (24).

3. The screw extrusion dehydrator for organic fertilizer production according to claim 2, wherein the screw extrusion dehydrator comprises: a baffle plate (26) is arranged at the right port of the first filter cylinder (11), the baffle plate (26) is arranged between the annular baffle plate (24) and the fixing plate (23), the baffle plate (26) is in sliding connection with the spiral shaft (20) and the guide rods (25), and a pressure spring (27) is connected between the baffle plate (26) and the fixing plate (23).

4. The screw extrusion dehydrator for organic fertilizer production according to claim 1, wherein: the bottom surface of the feeding chamber (13) inclines upwards from right to left.

5. The screw extrusion dehydrator for organic fertilizer production according to claim 1, wherein the screw extrusion dehydrator comprises: the filter mesh number of the second filter cylinder (12) is larger than that of the first filter cylinder (11).

6. The screw extrusion dehydrator for organic fertilizer production according to claim 1, wherein the screw extrusion dehydrator comprises: a supporting frame (30) is arranged below the shell (10), a speed reducing motor (40) is fixedly arranged on the supporting frame (30), and the spiral shaft (20) is in transmission connection with the speed reducing motor (40).

7. The screw extrusion dehydrator for organic fertilizer production according to claim 1, wherein the screw extrusion dehydrator comprises: the shell (10) is movably provided with a back-lifting type cover door (15).

8. The screw extrusion dehydrator for organic fertilizer production according to claim 1, wherein the screw extrusion dehydrator comprises: the bottom surface of the shell (10) is open, and a drainage channel (31) is arranged below the shell (10).