CN216506893U

CN216506893U - Strong screw press

Info

Publication number: CN216506893U
Application number: CN202122592047.XU
Authority: CN
Inventors: 唐永河
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-05-13
Anticipated expiration: 2031-10-27

Abstract

The utility model provides a strong screw press, and relates to the technical field of garbage treatment. The utility model comprises a spiral squeezing mechanism, wherein a rotary spiral blade is arranged in the spiral squeezing mechanism, a squeezing cavity is arranged at the discharge end of the spiral squeezing mechanism, a pressure cover plate is arranged at the end part of the squeezing cavity far away from the spiral squeezing mechanism, a pressurizing scraper blade is rotatably arranged between the squeezing cavity and the spiral squeezing mechanism, the squeezing cavity and the spiral squeezing mechanism are both provided with a filtrate structure, the free end of the pressurizing scraper blade is abutted against the spiral blade and is in sliding contact with the spiral blade, and the free end of the pressurizing scraper blade swings along with the rotation of the spiral blade.

Description

Strong screw press

Technical Field

The utility model relates to the technical field of garbage treatment, in particular to a strong screw press.

Background

The garbage classification is popularized in a plurality of cities in the whole country, and the classification, collection and arrangement work is particularly important. In the dry garbage and the recyclable garbage in real life, the garbage is easy to be well disposed of due to the characteristics of no rot, no moisture and the like. The wet garbage is also called kitchen garbage, namely perishable garbage, which refers to perishable biomass domestic wastes such as food material waste, leftovers, overdue food, melon peel and fruit kernel, green plants of flowers, herb residue and the like. The wet garbage is generated in daily life and food processing, food service, unit catering and other activities of residents, comprises abandoned vegetable leaves, leftovers, fruit peels, eggshells, tea leaves, bones and the like, and is mainly sourced from household kitchens, restaurants, mess halls, markets and other industries related to food processing.

Compared with dry garbage and recyclable garbage, wet garbage contains a large amount of perishable and liquid components such as vegetable leaves, leftovers, fruit peels and the like, which causes the problems in collection, delivery and transportation of the wet garbage to be particularly prominent: liquid in the wet garbage can fall to the ground, a garbage can and a transport vehicle; the wet garbage is large in size, manual arrangement is inconvenient, occupied space is reduced, and transportation frequency is high and transportation cost is high.

In the prior art, the patent of the utility model is a Chinese patent with the application number of CN106944204B and the name of a kitchen garbage chopping device, wet garbage is firstly crushed and then collected in a recycling box, and then the crushed wet garbage in the recycling box is transported to a garbage decomposition place. Simultaneously, in this patent, still set up ultrasonic sensor and control module and detected the rubbish after smashing and piled up the condition to discharge rubbish in time, change rubbish collection bag etc.. In the scheme, the crushed wet garbage is collected and then transported, but the liquid is discharged only through gravity, so that the garbage still contains a large amount of liquid during transportation, the size of the crushed wet garbage is large, the liquid flows out of the ground, the garbage carrying device and the garbage truck, related parts are contaminated with sewage, the environmental sanitation is reduced, dust is attached to the parts, with the sewage, of the garbage truck and the like, on the surfaces, the parts are contaminated with the sewage, the dust accumulates day by day and month, and a thick layer of 'oil stain sludge' is formed on the related parts.

In view of the above, there is a need for a strong screw press capable of reducing the volume of wet waste, reducing the water content of wet waste, reducing the transportation times and cost of wet waste, and preventing sewage from flowing out and affecting environmental sanitation.

SUMMERY OF THE UTILITY MODEL

The object of the present invention is to develop a power screw press to solve the technical problems mentioned in the background above.

The utility model is realized by the following technical scheme:

a power screw press comprising:

a screw press mechanism having a rotating screw blade therein;

the squeezing cavity is arranged at the discharge end of the spiral squeezing mechanism;

the pressure cover plate is arranged at the end part of the squeezing cavity far away from the spiral squeezing mechanism;

the pressurizing scraper is rotatably arranged between the squeezing cavity and the spiral squeezing mechanism;

the squeezing cavity and the spiral squeezing mechanism are both provided with a filtrate structure, the free end of the pressurizing scraper blade is abutted against the spiral blade and is in sliding contact with the spiral blade, and the free end of the pressurizing scraper blade swings along with the rotation of the spiral blade.

Optionally, a torsion spring is arranged at the rotating end of the pressurizing scraper.

Optionally, a pressure device for applying pressure to the pressure cover plate is arranged on the pressure cover plate.

Optionally, the pressure cover plate is rotatably arranged at the end part of the squeezing cavity, and a torsion spring is arranged at the rotating end of the pressure cover plate as a pressure device.

Optionally, the filtrate structures of the squeezing cavity and the spiral squeezing mechanism are filtrate holes, and the filtrate holes are formed in the bottoms of the squeezing cavity and the spiral squeezing mechanism.

Optionally, press chamber and spiral squeezing mechanism lower part to be equipped with filtrating and collect the storehouse, filtrating is collected the storehouse bottom and is equipped with the blow off pipe.

Optionally, the filtrate collection bin is set to be in an oil-water separation type or is externally connected with an oil-water separation device on the sewage discharge pipe.

Optionally, the screw squeezing mechanism includes a squeezing cage, a rotating shaft is rotatably arranged in the squeezing cage, and the helical blades are arranged on the rotating shaft.

Optionally, the pitch of the helical blades in the squeezing cage is gradually reduced in the moving direction of the material.

Optionally, the diameter of the rotating shaft in the pressing cage is gradually increased in the moving direction of the materials.

The utility model has the beneficial effects that:

the utility model is squeezed twice to extrude the liquid in the material, the material is compressed to reduce the volume, the influence of sewage outflow on the environmental sanitation is avoided, the transportation times and the transportation cost are reduced, the material on the helical blade can be scraped by the pressurizing scraper blade, the material residue is avoided, the free end of the pressurizing scraper blade periodically swings back and forth along with the rotation of the helical blade, the material is continuously extruded into the squeezing cavity from the squeezing cage in a circulating way, the material continuously moves from the squeezing cage to the squeezing cavity, the material is prevented from stagnating in the squeezing cage and the squeezing cavity to influence the feeding of the feeding port, the material pressure in the squeezing cavity can be output only when the set state is reached by the arranged pressure cover plate, the situation that the material squeezing pressure is insufficient and cannot reach the ideal squeezing state is prevented, and the equipment is prevented from being damaged by excessive squeezing of the material.

Drawings

In order to more clearly illustrate the embodiments of the present application 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 application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a block diagram of the present invention;

FIG. 2 is a structural view of the present invention in another working state;

FIG. 3 is a cross-sectional view of the present invention.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art can appreciate, the described embodiments may be modified in various different ways, without departing from the spirit or scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present invention.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 3, the utility model discloses a strong screw press, which comprises a first pressing device, a second pressing device and a filtrate collecting and processing device, wherein after materials are pressed by the first pressing device and the second pressing device in sequence, the volume is reduced, the water content is reduced, and liquid in the pressing process enters the filtrate collecting and processing device.

The first squeezing device is a spiral squeezing mechanism and comprises a squeezing cage 2, a cylindrical cavity is formed inside the squeezing cage 2, a feeding hole 3 communicated with the inner cavity is formed in one end of the top of the squeezing cage 2, a rotating shaft 11 coaxial with the cavity is arranged in the cavity in a rotating mode, and spiral blades 4 are arranged on the rotating shaft 11. The outer wall of the squeezing cage 2 is correspondingly provided with a motor 1 which is in transmission connection with the rotating shaft 11, and the motor 1 operates to drive the rotating shaft 11 to drive the helical blades 4 to rotate.

The second squeezing device comprises a squeezing cavity 6, the squeezing cavity 6 is arranged at one end, far away from the feeding hole 3, of the squeezing cage 2, and materials added into the feeding hole 3 penetrate through the squeezing cage 2 to enter the squeezing cavity 6.

The inner cavity of the squeezing cavity 6 is communicated with the cavity of the squeezing cage 2, the end part of the squeezing cavity 6 communicated with the squeezing cage 2 is rotatably provided with a pressurizing scraper 5, and the end part of the squeezing cavity 6 far away from the squeezing cage 2 is rotatably provided with a pressure cover plate 7.

The rotating end of the pressurizing scraper 5 is provided with a torsion spring, the free end of the pressurizing scraper 5 is abutted against the helical blade 4 under the driving of the elasticity of the torsion spring, the helical blade 4 rotates, and the elasticity of the torsion spring enables the pressurizing scraper 5 to keep the free end abutted against the helical blade 4.

The pressurizing scraper 5 can scrape materials on the helical blade 4, the free end of the pressurizing scraper 5 is gradually close to the squeezing cavity 6 along with the rotation of the helical blade 4, the pressurizing scraper 5 and the helical blade 4 are operated, the space between the lower part of the pressurizing scraper 5 and the helical blade 4 is gradually reduced to squeeze the materials, the squeezed materials enter the squeezing cavity 6 from the end part of the pressurizing scraper 5, the materials are prevented from returning to the squeezing cage 2, meanwhile, the materials enter the squeezing cavity 6 and release the space in the squeezing cage 2, and the subsequent materials can smoothly enter the squeezing cage 2 from the feeding hole 3. When the free end of the pressurizing scraper blade 5 slides to the end part of the spiral blade 4, the free end of the pressurizing scraper blade 5 is positioned at the end part of the squeezing cavity 6, the pressurizing scraper blade 5 blocks the end part of the squeezing cavity 6, after the spiral blade 4 continues to rotate, the end part of the spiral blade 4 leaves the free end of the pressurizing scraper blade 5, and under the action of elastic force or driving force, the free end of the pressurizing scraper blade 5 swings outwards and abuts against the spiral blade 4 again to scrape and extrude materials. The free end of the pressurizing scraper 5 periodically swings back and forth along with the rotation of the helical blade 4, so that materials are continuously squeezed into the squeezing cavity 6 from the squeezing cage 2 in a circulating mode, the materials move between the squeezing cage 2 and the squeezing cavity 6, and the phenomenon that the feeding of the feeding hole 3 is affected due to the fact that the materials are stagnated in the squeezing cage 2 and the squeezing cavity 6 is avoided.

The rotating end of the pressure cover plate 7 is provided with a torsion spring, under the action of the elasticity of the torsion spring, the pressure cover plate 7 covers the end part of the squeezing cavity 6, the torsion spring of the pressure cover plate 7 is adjusted according to the pressure of materials in the squeezing cavity 6, so that when the pressure of the materials in the squeezing cavity 6 reaches a set value, the materials open the pressure cover plate 7 to output, and when the pressure of the materials in the squeezing cavity 6 does not reach the set value, the materials cannot open the pressure cover plate 7 to remain in the squeezing cavity 6 to continue to be pressurized and squeezed.

The pressure cover plate 7 can use other pressure devices to pressurize the pressure cover plate 7 except for applying elasticity by using a torsion spring, the pressure cover plate 7 covers the end part of the squeezing cavity 6 under the action of pressure, and when the pressure of the material is greater than that of the pressure cover plate 7, the material jacks the pressure cover plate 7 to output. The pressure device can be a spring rod which is arranged along the length direction of the squeezing cavity 6 and is connected with the pressure cover plate 7, and the spring rod applies pressure to enable the pressure cover plate 7 to cover the end part of the squeezing cavity 6.

In the squeezing cage 2, the diameter of the rotating shaft 11 is gradually increased from one side of the feeding hole 3 to one side of the squeezing cavity 6, and the pitch of the spiral blade 4 is gradually reduced from one side of the feeding hole 3 to one side of the squeezing cavity 6, so that the materials move towards the squeezing cavity 6 along with the extrusion of the spiral blade 4 in the cavity of the squeezing cage 2, and along with the movement, the extrusion space is gradually reduced, and the pressure on the materials is gradually increased.

The filter liquor collecting and processing device comprises a filter liquor collecting bin 9, the filter liquor collecting bin 9 is arranged at the bottoms of the squeezing cage 2 and the squeezing cavity 6, a plurality of filter liquor holes 8 which are uniformly arranged in a matrix are fully distributed at the lower parts of the squeezing cage 2 and the squeezing cavity 6, and liquid squeezed out in the squeezing process penetrates through the filter liquor holes 8 to enter the filter liquor collecting bin 9 at the lower part. The bottom of the filtrate collection bin 9 is provided with a drain pipe 10, and liquid is converged into the drain pipe 10 in the filtrate collection bin 9 and is output. The filtrate collecting bin 9 can be set to be in an oil-water separation type, or an oil-water separation device is externally connected to the sewage discharge pipe 10.

The material gets into in the press cage 2 by feed inlet 3, and motor 1 drive pivot 11 and helical blade 4 rotate, and under helical blade 4's extrusion, the material removes and is squeezed to 6 directions in the press cage 2 in the chamber of squeezing for the material compression volume reduces, and liquid in the material is extruded and is flowed into in the filtrating collection storehouse 9 through the filtrating hole 8 of press cage 2 lower part. The materials at the end part of the squeezing cage 2 are continuously pressed into the squeezing cavity 6 by the matching of the pressurizing scraper 5 and the helical blade 4, the materials in the squeezing cavity 6 are squeezed again, the volume of the materials is further reduced, squeezed liquid in the materials flows into the filtrate collecting bin 9 through the filtrate hole 8 at the lower part of the squeezing cavity 6, when the squeezing pressure of the materials in the squeezing cavity 6 reaches a certain degree, the materials push open the pressure cover plate 7 to be output, after a certain amount of materials are output, the space in the squeezing cavity 6 is released, the pressure of the materials in the squeezing cavity 6 is reduced, and the pressure cover plate 7 covers the end part of the squeezing cavity 6 again. The filter liquor generated by the squeezing of the squeezing cage 2 and the squeezing cavity 6 is collected and treated by a filter liquor collecting bin 9.

The utility model is squeezed twice to extrude the liquid in the material, the material is compressed to reduce the volume, the influence of sewage outflow on the environmental sanitation is avoided, the transportation frequency and the transportation cost are reduced, the material on the helical blade 4 can be scraped by the pressurizing scraper 5, the material residue is avoided, the free end of the pressurizing scraper 5 periodically swings back and forth along with the rotation of the helical blade 4, the material is continuously squeezed into the squeezing cavity 6 from the squeezing cage 2 in a circulating way, the material continuously moves from the squeezing cage 2 to the squeezing cavity 6, the influence of the material stagnation in the squeezing cage 2 and the squeezing cavity 6 on the feeding of the feeding port 3 is avoided, the arranged pressure cover plate 7 can be output when the material pressure in the squeezing cavity 6 reaches a set state, the situation that the material squeezing pressure is insufficient and cannot reach an ideal squeezing state is prevented, and the equipment is prevented from being excessively squeezed and damaged by the material.

The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the technical solutions of the present invention, so long as the technical solutions can be realized on the basis of the above embodiments without creative efforts, which should be considered to fall within the protection scope of the patent of the present invention.

Claims

1. A power screw press, comprising:

a screw press mechanism having a rotating screw blade therein;

2. The power screw press of claim 1, wherein the rotating end of the pressing flight is provided with a torsion spring.

3. The power screw press of claim 1, wherein said pressure cover plate is provided with a pressure device for applying pressure thereto.

4. The strong screw press according to claim 3, wherein said pressure cover plate is rotatably disposed at the end of the pressing chamber, and a torsion spring is disposed at the rotating end of said pressure cover plate as a pressing device.

5. The power screw press of claim 1, wherein the filtrate structure of the pressing chamber and the screw press is a filtrate hole, and the filtrate hole is formed at the bottom of the pressing chamber and the screw press.

6. The strong screw press according to claim 1, wherein a filtrate collecting bin is arranged at the lower part of the pressing cavity and the screw pressing mechanism, and a drain pipe is arranged at the bottom of the filtrate collecting bin.

7. The power screw press of claim 6, wherein the filtrate collection chamber is configured as a de-oiler or a de-oiler is externally connected to the drain.

8. The power screw press of claim 1, wherein the screw press mechanism includes a cage, the cage having a shaft rotatably disposed therein, the screw blade being disposed on the shaft.

9. The power screw press of claim 8, wherein the pitch of the helical blades within the cage decreases in the direction of movement of the material.

10. The power screw press of claim 8, wherein the diameter of the shaft within the cage increases in the direction of movement of the material.