CN113336579B

CN113336579B - Kitchen garbage fermentation equipment

Info

Publication number: CN113336579B
Application number: CN202110722349.6A
Authority: CN
Inventors: 姜维勇
Original assignee: Purac Environmental System Beijing Co Ltd
Current assignee: Purac Environmental System Beijing Co Ltd
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2022-07-26
Anticipated expiration: 2041-06-28
Also published as: CN113336579A

Abstract

The invention relates to the technical field of garbage treatment, and discloses kitchen waste fermentation equipment which comprises a tank body, wherein a hole is formed in the middle of the top end of the tank body, a stirring shaft is movably sleeved in the tank body through the hole, three groups of stirring blades are fixedly connected to the surface of the stirring shaft positioned in the tank body, a fixed block is fixedly connected to the inner part of the stirring shaft positioned above each group of stirring blades, the stirring blades are provided with through holes, small limiting grooves are formed in the stirring blades positioned in the middle of the left side and the right side of each through hole, and the stirring blades are movably sleeved with movable blocks through the through holes and the small limiting grooves. According to the invention, the through holes are formed in the surface of the stirring blade, so that part of material liquid passes through the through holes when the stirring shaft drives the stirring blade to rotate, the resistance area of the stirring blade is effectively reduced, the resistance applied when the stirring blade rotates is reduced, the stirring efficiency is improved, the stirring shaft and the stirring blade are protected, and the service life of the stirring shaft and the stirring blade is prolonged.

Description

Kitchen garbage fermentation equipment

Technical Field

The invention relates to the technical field of garbage treatment, in particular to kitchen garbage fermentation equipment.

Background

Along with the acceleration of the urbanization process and the improvement of the living standard of people, the garbage generated in the urban production and living process is also increased rapidly, wherein the organic garbage such as kitchen garbage accounts for more than fifty percent of the total, and in order to effectively treat the kitchen garbage and protect the environment, the kitchen garbage fermentation equipment is produced at the beginning, an anaerobic fermentation mode is adopted, garbage materials are decomposed and fermented in the fermentation equipment through anaerobic bacteria, so that products such as methane, organic fertilizer and the like are generated, a stirring component is usually arranged in the fermentation equipment, so that the anaerobic bacteria can be promoted to contact with the materials, and the fermentation stability is effectively maintained.

But when the stirring subassembly carries out rotatory stirring, because the liquid that the rubbish material produced is too thick, make the rotational resistance that the stirring leaf received too big, lead to the stirring speed to slow down, can cause the damage of motor and (mixing) shaft when serious, simultaneously because the material in the fermentation equipment moves towards the lateral wall easily under the centrifugal action of stirring subassembly, and make the too thick material adhesion of part at the lateral wall, cause the material accumulation, lead to stirring the dead angle to appear, thereby make this part material can't carry out effectual contact with the anaerobe, fermentation effect and fermentation efficiency have seriously been reduced.

Disclosure of Invention

Aiming at the defects of the existing fermentation equipment in the use process in the background technology, the invention provides kitchen waste fermentation equipment which has the advantages of reducing the rotation resistance of stirring blades, improving the stirring efficiency, fully cleaning the inner wall of a tank body, effectively preventing the occurrence of stirring dead angles and solving the technical problems in the background technology.

The invention provides the following technical scheme: a kitchen waste fermentation device comprises a tank body, wherein a hole is formed in the middle of the top end of the tank body, a stirring shaft is movably sleeved in the hole of the tank body, three groups of stirring blades are fixedly connected to the surface of the stirring shaft positioned in the tank body, a fixed block is fixedly connected in the stirring shaft positioned above each group of the stirring blades, the stirring blades are provided with through holes, small limiting grooves are formed in the left side and the right side of the through holes, the stirring blades are movably sleeved with movable blocks through the through holes and the small limiting grooves, the top ends of the small limiting grooves are fixedly connected with one end of a spring, the top ends of the movable blocks clamped in the small limiting grooves are fixedly connected with the other end of the spring, four large limiting grooves are formed in the side wall of the tank body, movable rings are movably sleeved in the side wall of the tank body through the large limiting grooves, and inner blocks are fixedly connected in the movable ring positions positioned in the large limiting grooves, the upper end and the lower end of the movable ring which does not correspond to the position of the large limiting groove are fixedly connected with a clearing piece.

Preferably, the surface of (mixing) shaft is equipped with three group's stirring leaf, and the quantity of every group stirring leaf is four, one the stirring leaf correspondence is equipped with two through-holes.

Preferably, the section shape of through-hole is right trapezoid, and the top level of through-hole, bottom slope, the section shape of movable block is right triangle, and the right angle of movable block is located the macrostoma end of stirring leaf.

Preferably, the section of the removing part is in the shape of a right triangle, and the right end of the removing part is in contact with the side wall of the tank body.

Preferably, the fixed blocks are electrified magnets, the electrified fixed blocks have N-type magnetism, the number of the fixed blocks is three, the magnetic strength of the lower fixed block is half of that of the middle fixed block, the magnetic strength of the middle fixed block is half of that of the upper fixed block, and the movable block and the inner block are both provided with S-type magnetism.

The invention has the following beneficial effects:

1. according to the invention, through the through holes are formed in the surface of the stirring blade, when the stirring shaft drives the stirring blade to rotate, part of material liquid passes through the through holes, so that the resistance area of the stirring blade is effectively reduced, the resistance applied by the stirring blade during rotation is reduced, the stirring efficiency is improved, the stirring shaft and the stirring blade are protected, and the service life of the stirring shaft and the stirring blade is prolonged.

2. According to the stirring shaft, the three fixed blocks are arranged in the stirring shaft, the magnetism of the fixed blocks is gradually increased from low to high, the movable block moves upwards to the top end of the through hole due to the magnetic attraction of the fixed blocks when the fixed blocks are powered on, the movable block descends to the bottom end of the through hole due to the gravity and the spring tension when the fixed blocks are powered off, the wall surface of the through hole is effectively cleaned due to the reciprocating motion of the through hole, the through hole is prevented from being blocked or materials are prevented from being adhered, and the stirring blade is further protected from being capable of rotating normally for stirring.

3. According to the invention, the magnetic movable ring is movably sleeved on the inner wall of the tank body, when the fixed block is powered on, the movable ring moves upwards due to the magnetic attraction of the fixed block, when the fixed block is powered off, the through hole and the stirring blade form a channel pattern with high material treatment and low removal, so that the rotating material has downward impact force, the movable ring moves downwards due to the gravity of the movable ring and the downward impact force of the material, the reciprocating motion of the movable ring effectively cleans the inner wall of the tank body, the stirring dead angle of the inner wall of the tank body is prevented, and the fermentation efficiency and the fermentation quality of the fermentation equipment are improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the movable ring of the present invention in an upward moving state;

FIG. 2 is an enlarged view of a portion of the structure A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of a portion of the structure shown at B in FIG. 1 according to the present invention;

FIG. 4 is a schematic view of the overall structure of the present invention in a descending state;

FIG. 5 is an enlarged view of a portion of the structure of FIG. 3;

FIG. 6 is a schematic top cross-sectional view of the present invention;

FIG. 7 is a schematic side sectional view of the mixing blade of FIG. 1;

FIG. 8 is a schematic side sectional view of the mixing blade of FIG. 4 according to the present invention.

In the figure: 1. a tank body; 11. a feed assembly; 12. a discharging assembly; 2. a stirring shaft; 21. a fixed block; 3. stirring blades; 31. a through hole; 32. a small limiting groove; 4. a movable block; 41. a spring; 5. a large limiting groove; 6. a movable ring; 61. an inner block; 62. and a clearing member.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1-8, a kitchen waste fermentation device comprises a tank body 1, a hole is formed at one side of the top end of the tank body 1, a feeding component 11 is fixedly sleeved at the hole of the tank body 1, a hole is formed at the middle part of the bottom end of the tank body 1, a discharging component 12 is fixedly sleeved at the hole of the tank body 1, a hole is formed at the middle part of the top end of the tank body 1, a stirring shaft 2 is movably sleeved at the hole of the tank body 1, the end of the stirring shaft 2 positioned at the outer side of the tank body 1 is movably sleeved with a motor, three groups of stirring blades 3 are fixedly connected to the surface of the stirring shaft 2 positioned in the tank body 1, a fixing block 21 is fixedly connected to the inner part of the stirring shaft 2 positioned above each group of stirring blades 3, a through hole 31 is formed in each stirring blade 3, small limiting grooves 32 are formed in the left side and the right side of the through hole 31, the stirring blades 3 are movably sleeved with a movable block 4 through the through hole 31 and the small limiting grooves 32, the top ends of the small limiting grooves 32 are fixedly connected with one end of a spring 41, the joint is at 4 tops of the movable block of little spacing groove 32 inside and spring 41's other end fixed connection, and four big spacing grooves 5 have been seted up to the lateral wall of the jar body 1, and the lateral wall of the jar body 1 cup joints the loose collar 6 through big spacing groove 5 activity, is located the inside fixedly connected with of loose collar 6 department inside block 61 of big spacing groove 5, and the loose collar 6 department that does not correspond with big spacing groove 5 position is from lower end fixedly connected with and is clear away piece 62.

Wherein, (mixing) shaft 2's surface is equipped with three stirring leaf 3 of group, and the quantity of every stirring leaf 3 of group is four, and a stirring leaf 3 corresponds and is equipped with two through-holes 31, and the effectual resistance that receives that reduces stirring leaf 3 rotatory in-process of distribution of through-hole 31 on stirring leaf 3 has strengthened the protection to stirring leaf 3, has improved stirring speed.

Wherein, through-hole 31's profile shape is right trapezoid, and through-hole 31's top level, the bottom slope, through-hole 31's macrostoma is material inlet, the osculum is the material export, movable block 4's profile shape is right triangle, and movable block 4's right angle is located the macrostoma end of stirring leaf 3, the shape setting of stirring leaf 3 and movable block 4 makes and forms horizontal passage when stirring leaf 3 bottom and the laminating of movable block 4 bottom, form the slope passageway when 3 tops of stirring leaf and the laminating of movable block 4 tops, thereby the flow of material does not influence the rising of activity ring 6 when flowing through from horizontal passage, the material can have decurrent impact force when flowing through from the slope passageway, the effectual decline to activity ring 6 improves the helping hand.

Wherein, the section shape of cleaing away piece 62 is right triangle, and the right angle end of cleaing away piece 62 contacts with the lateral wall of jar body 1 for the activity ring 6 clears away the lateral wall that piece 62 can effectively clear up jar body 1 when reciprocating, prevents to appear stirring dead angle.

Wherein, the fixed block 21 is the circular telegram magnet, and the circular telegram has N type magnetism, the quantity of fixed block 21 is three, and the magnetic strength of below fixed block 21 is half of middle part fixed block 21, the magnetic strength of middle part fixed block 21 is half of top fixed block 21, movable block 4, inside piece 61 all has S type magnetism, make movable block 4 can shift up because of the top magnetic attraction is great when fixed block 21 circular telegram and form horizontal passage, activity ring 6 also can constantly shift up because of the high magnetic attraction of fixed block 21 is big more.

The using method of the invention has the following working principle:

garbage materials are thrown into the tank body 1 through the feeding component 11, anaerobic fermentation is carried out on the materials in the tank body 1, the materials are discharged through the discharging component 12 after fermentation is finished, in the process of material fermentation, a motor is started at intervals, the stirring shaft 2 rotates and drives the stirring blades 3 to stir the materials, the fixed block 21 on the stirring shaft 2 is electrified, the fixed block 21 is provided with N-type magnetism after being electrified, the magnetism of the fixed block 21 is continuously enhanced from bottom to top, so that the movable block 4 placed in the through hole 31 moves upwards to be attached to the top end of the through hole 31 due to the fact that the magnetic attraction of the fixed block 21 above is larger than that of the fixed block 21 below, a horizontal channel is formed, part of the materials pass through the horizontal channel due to the rotation of the stirring blades 3, the rotation resistance of the stirring blades 3 during rotation is effectively reduced, and the stirring speed of the stirring blades 3 is improved, meanwhile, the movable ring 6 and the clearing part 62 positioned above the movable ring 6 continuously rise due to the magnetic attraction between the inner block 61 and the fixed block 21, the side wall of the tank body 1 is effectively cleaned, the adhesion and accumulation of materials are prevented from causing stirring dead angles, the fermentation is not uniform, when the movable ring 6 moves upwards to be in contact with the top end of the large limiting groove 5, the fixed block 21 is powered off, the movable block 4 is not subjected to the magnetic attraction any more, the movable ring descends to be attached to the bottom end of the through hole 31 due to the gravity of the movable ring and the elastic force of the spring 41, an inclined channel is formed, the inlet is high, the outlet is low, downward impact force can be generated when the materials pass through the inclined channel due to the rotation of the stirring blades 3, meanwhile, the magnetic attraction between the inner block 61 and the fixed block 21 disappears, the movable ring 6 is not subjected to the upward lift, and the movable ring 6 continuously descends under the action of the gravity of the movable ring 6 and the downward impact force of the materials, until reaching the bottom of big spacing groove 5, to sum up the circular telegram and the outage through fixed block 21, its break-make electricity time is set for according to particular case for the reciprocating motion about the homoenergetic of activity ring 6 and activity block 4 carried out, the material at the 1 lateral wall of the jar body is fixed to the reciprocating centrifugal force that can effectively clear up because of the rotatory production of stirring leaf 3 of activity ring 6, makes it not have the stirring dead angle, and the activity block 4 reciprocates and can effectively clean through-hole 31 wall, prevents that through-hole 31 from adhering to viscidity material or blockking up.

It should be noted that, in this document, relational terms such as first and second, and the like are 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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a kitchen garbage fermentation equipment, includes a jar body (1), the top middle part of jar body (1) is seted up porosely, and jar body (1) clearing hole activity cup joints (mixing) shaft (2), is located the (mixing) shaft (2) fixed surface of the internal portion of jar body (1) are connected with three group's stirring leaf (3), its characterized in that: be located every group (mixing) shaft (2) inside fixedly connected with fixed block (21) of the top of stirring leaf (3), through-hole (31) have been seted up in stirring leaf (3), be located little spacing groove (32) have been seted up to the left and right sides of through-hole (31), stirring leaf (3) cup joint movable block (4) through-hole (31) and little spacing groove (32) activity, the top of little spacing groove (32) and the one end fixed connection of spring (41), the joint is in movable block (4) top and the other end fixed connection of spring (41) inside little spacing groove (32), four big spacing grooves (5) have been seted up to the lateral wall of the jar body (1), the lateral wall of the jar body (1) cup joints movable ring (6) through big spacing groove (5) activity, is located inside fixedly connected with inside block (61) is located movable ring (6) in big spacing groove (5), the upper end and the lower end of the movable ring (6) which does not correspond to the position of the large limiting groove (5) are fixedly connected with a clearing part (62), the fixed block (21) is a powered magnet, N-type magnetism is achieved in the powered state, the number of the fixed blocks (21) is three, the magnetic strength of the lower fixed block (21) is half of that of the middle fixed block (21), the magnetic strength of the middle fixed block (21) is half of that of the upper fixed block (21), and the movable block (4) and the inner block (61) are both provided with S-type magnetism.

2. The kitchen waste fermentation apparatus of claim 1, wherein: the surface of (mixing) shaft (2) is equipped with three stirring leaf (3) of group, and the quantity of every stirring leaf (3) of group is four, one stirring leaf (3) correspond and are equipped with two through-holes (31).

3. The kitchen waste fermentation apparatus as claimed in claim 2, wherein: the section shape of through-hole (31) is right trapezoid, and the top level of through-hole (31), bottom slope, the section shape of movable block (4) is right triangle-shaped, and the right angle of movable block (4) is located the macrostoma end of stirring leaf (3).

4. The kitchen waste fermentation apparatus as claimed in claim 3, wherein: the cross section of the removing piece (62) is in the shape of a right-angled triangle, and the right-angled end of the removing piece (62) is in contact with the side wall of the tank body (1).