CN114617068B - Preparation method of bean dreg cat litter - Google Patents

Preparation method of bean dreg cat litter Download PDF

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Publication number
CN114617068B
CN114617068B CN202210144672.4A CN202210144672A CN114617068B CN 114617068 B CN114617068 B CN 114617068B CN 202210144672 A CN202210144672 A CN 202210144672A CN 114617068 B CN114617068 B CN 114617068B
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wall
parts
fixed
powder
bevel gear
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CN114617068A (en
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卢文静
肖朝耿
叶沁
谌迪
张岑
汪生建
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Zhejiang Academy of Agricultural Sciences
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Zhejiang Academy of Agricultural Sciences
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K1/00Housing animals; Equipment therefor
    • A01K1/015Floor coverings, e.g. bedding-down sheets ; Stable floors
    • A01K1/0152Litter
    • A01K1/0155Litter comprising organic material
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K1/00Housing animals; Equipment therefor
    • A01K1/015Floor coverings, e.g. bedding-down sheets ; Stable floors
    • A01K1/0152Litter
    • A01K1/0154Litter comprising inorganic material
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/80Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
    • Y02P60/87Re-use of by-products of food processing for fodder production

Abstract

The invention relates to the technical field of cat litter preparation, and particularly discloses bean dreg cat litter and a preparation method and equipment thereof. Weighing appropriate parts of bean dreg powder, corn powder, bentonite, pea fiber, expanded perlite powder, composite probiotic powder and deodorant particles, and adding the materials into a crushing device for crushing; (S02) conveying the crushed mixed materials into a conveying device under the action of a cyclone separator; (S03) preparing a binding agent, and spraying the binding agent on the mixed material in the conveying device; (S04) feeding the stirred viscous mixed material into a granulator along with a conveying device for granulation; (S05) sending the granulated particles to a dryer for drying, and obtaining the finished product particles of the bean dregs cat litter. The invention has the characteristics of proper softness, good water absorption and agglomeration performance, environmental protection and degradability.

Description

Preparation method of bean dreg cat litter
Technical Field
The invention relates to the technical field of cat litter preparation, in particular to bean dreg cat litter and a preparation method and equipment thereof.
Background
The cat litter originates in the united states, is used for the disposal of pet waste, is a very high-consumption pet product, and may also be referred to as pet litter.
The cat litter types in the market at present have respective advantages and disadvantages, and 1) the bentonite cat litter is claystone taking montmorillonite as a main component, has good water absorption and caking property, but generally has large dust after deodorization. If the cat is used for a long time, the cat has certain influence on the respiratory tract, and sneezes and the like are caused. 2) The crystal sand and the silica gel cat litter are large in particle size, and the cat can feel pain when being stepped on, so that the use feeling of the cat is influenced. 3) Paper sand, which is also relatively large in size and inconvenient to clean. 4) Pine, which is generally a strong flavor. 4) The bean dreg cat litter is a new cat litter variety in recent years, is popular in the market, and has huge market sales and broad prospects.
Patent document No. CN110384048B discloses a cat litter containing bean curd by-products and a method for producing the same, the method for producing the patent document comprising: preparing the bean dregs in an undried state; crushing the activated carbon with the size of 30-60 meshes; adding the prepared bean dregs into a spiral belt type mixer, adding water-soluble adhesive particles, and stirring at a low speed; a step of further stirring at a low speed after the pulverized activated carbon is put therein; blowing high-temperature air into the spiral belt mixer by using a blower, and performing primary drying to enable the water content to reach 45-65%; and transferring the molded product to an extruder to extrude the molded product into a predetermined shape. However, the cat litter prepared in the patent document has poor softness, so that the comfort level of the cat is poor, and the water absorption and the caking performance are also common.
Disclosure of Invention
The invention provides the bean dreg cat litter and the preparation method and equipment thereof in order to solve the technical problems of the existing cat litter, and the bean dreg cat litter has the characteristics of proper softness, good water absorption and agglomeration performance, environmental protection and degradability.
The first technical scheme of the invention is as follows: the bean dreg cat litter comprises the following components in parts by weight,
3 to 15 parts of bean dreg powder, 5 to 25 parts of corn flour, 60 to 90 parts of bentonite, 1 to 5 parts of pea fiber and 0.5 to 3 parts of adhesive.
The invention takes proper parts of bean dreg powder, corn flour, bentonite, pea fiber and adhesive as raw materials, so that the finally prepared bean dreg cat litter has proper softness and strong water absorption, can be directly buried in the ground when being discarded, is used as soil nutrient, is environment-friendly and degradable, is safe and pollution-free, and can regenerate the raw materials.
Preferably, the composition comprises the following components in parts by weight,
5-10 parts of bean dreg powder, 10-20 parts of corn flour, 70-80 parts of bentonite, 2-4 parts of pea fiber and 1-2 parts of adhesive.
Preferably, the composition comprises the following components in parts by weight,
8 parts of bean dreg powder, 15 parts of corn flour, 75 parts of bentonite, 3 parts of pea fiber and 1.5 parts of adhesive.
Preferably, the binder is edible guar gum and/or water glass. When the adhesive is edible guar gum, the adhesive can be edible and has no harm to the cat; when the adhesive is water glass, the adhesive has a deodorizing function.
Preferably, the expanded perlite powder also comprises 60 to 90 parts of expanded perlite powder. More preferably, the expanded perlite powder also comprises 70 to 80 parts of expanded perlite powder. More preferably, 75 parts of expanded perlite powder is also included. The addition of the expanded perlite powder can make the color of the final bean dreg cat litter better.
Preferably, the deodorant also comprises 1 to 5 parts of composite probiotic powder and 1 to 10 parts of deodorant particles. More preferably, the deodorant also comprises 2 to 4 parts of composite probiotic powder and 3 to 7 parts of deodorant particles. More preferably, the composite probiotic powder comprises 3 parts of composite probiotic powder and 5 parts of deodorant particles. The addition of the composite probiotic powder can promote digestion and gastrointestinal peristalsis when the cat eats the bean dregs cat litter by mistake; the addition of the deodorizing particles enables the deodorizing effect of the final bean dreg cat litter to be better.
Preferably, the bentonite is bentonite of 80 to 200 meshes.
Preferably, the expanded perlite powder is expanded perlite powder with 80-200 meshes.
The second technical scheme of the invention is as follows: the preparation method of the bean dreg cat litter comprises the following steps,
(S01) weighing a proper amount of bean dreg powder, corn flour, bentonite, pea fiber, expanded perlite powder, composite probiotic powder and deodorant particles, and adding the mixture into a crushing device for crushing;
(S02) conveying the crushed mixed materials into a conveying device under the action of a cyclone separator;
(S03) preparing an adhesive, spraying the adhesive on the mixed material in the conveying device, and stirring;
(S04) feeding the stirred viscous mixed material into a granulator along with a conveying device for granulation;
(S05) sending the granulated particles to a dryer for drying, and obtaining the finished product particles of the bean dregs cat litter.
The whole preparation method is simple, so that the finally prepared bean dreg cat litter finished product has better water absorption, deodorization and caking properties.
Preferably, the preparation of the bean dregs powder comprises the following steps,
(a) Washing bean dregs with water for multiple times; removing water soluble protein, part of soluble sugar and pigment
(b) Putting the washed bean dregs into a dryer for drying;
(c) Putting the dried bean dregs into a crushing device for crushing;
(d) Sieving the crushed bean dregs to prepare primary bean dreg powder;
(e) Adding a proper amount of distilled water into the primary bean dreg powder for wetting, and then adjusting the pH value;
(f) And (4) feeding the primary bean dreg powder with the pH value adjusted into a dryer for drying again to obtain a finished product of the bean dreg powder.
The bean dreg powder prepared by the step has better quality, so that the finally prepared bean dreg cat litter has better quality.
Preferably, the drying temperature of the dryer in the step (f) is 110 to 180 ℃. More preferably, the drying temperature of the dryer in the step (f) is 130 ℃ to 160 ℃. More preferably, the drying temperature of the dryer in the step (f) is 150 ℃.
Preferably, the drying time in the step (f) is 20min to 40min. More preferably, the drying time in the step (f) is 25min to 35min. More preferably, the drying time in the step (f) is 30min.
Preferably, the drying in the step (f) is carried out until the moisture in the bean dregs powder is 6-10%. More preferably, the drying in the step (f) is carried out until the moisture in the bean dregs powder is 7-9%. More preferably, the drying in the step (f) is carried out until the moisture in the bean dregs powder is 8%.
Preferably, the bean dregs crushed in the step (d) are sieved by a sieve with 70 meshes to 90 meshes. More preferably, the bean dregs crushed in the step (d) are sieved by a 80-mesh sieve.
The third technical scheme of the invention is as follows: the manufacturing equipment of the bean dreg cat litter comprises a crushing device, a cyclone separator, a conveying device, a granulator and a dryer, wherein a material sucking pipe used for connecting the crushing device and the cyclone separator is arranged between the feeding ends of the crushing device and the cyclone separator, the conveying device is installed on the discharging end of the cyclone separator, the granulator is installed on the conveying device, and a preheating pipe used for connecting the conveying device and the dryer is arranged between the conveying device and the dryer. The crushing device crushes the raw materials, the cyclone separator generates negative pressure air to upwards adsorb the crushed raw materials, if the particles are too light, the crushed raw materials move upwards in an adsorption manner, when the qualified particles enter the cyclone separator, redundant water vapor can be separated out to obtain relatively dry particles, the mixed viscosity is guaranteed, the raw materials enter the conveying device, and the raw materials are stirred in the process of conveying the raw materials to prepare for granulation; preheating the pipe fitting and preheating the granule after the granulation, drying in sending into the drying-machine again to whole stoving time has been shortened, the process flow efficiency of whole bean dregs cat litter has been improved.
Preferably, the smashing device comprises a smashing box body, a servo motor, a smashing knife fixed on an output shaft of the servo motor, a piezoelectric ceramic piece and a partition plate, a plurality of screening holes are formed in the top of the piezoelectric ceramic piece, the partition plate is fixed on the inner side wall of the smashing box body, the partition plate divides the smashing box body into a smashing cavity and a placing cavity, the servo motor is fixed on the inner wall of the bottom of the placing cavity, the output shaft of the servo motor penetrates through the bottom of the partition plate, the smashing knife is located inside the smashing cavity, the piezoelectric ceramic piece is fixed on the inner side wall of the smashing cavity and located above the smashing knife, one end of the material suction pipe is connected to the top of the smashing box body in an inserting mode, and the outer side wall of the smashing box body is connected with the material inlet pipe in an inserting mode. A servo motor in the crushing device enables a crushing cutter to rotate at a high speed to crush raw materials, a cyclone separator generates negative pressure air to absorb the crushed raw materials upwards, if the particles are too light, the particles can absorb the crushed particle polymers with qualified sizes and can also be polymers of qualified particles and unqualified particles, positive and negative electrodes are introduced into two ends of a piezoelectric ceramic piece, the piezoelectric ceramic piece generates high-frequency vibration to vibrate the polymers to disperse, the large particles are vibrated back, the small particles can pass through a screening hole, the qualified particle sizes can be screened out in a high-frequency vibration screening mode, and meanwhile, the screening accuracy is improved.
As preferred, the conveyer is including the transportation section of thick bamboo of transversely placing, a feeding section of thick bamboo, a plurality of atomising head, spiral transportation pole, play feed cylinder and No. two servo motor, the both ends of spiral transportation pole run through respectively go out the both ends inner wall of feed cylinder and with it forms normal running fit to go out the feed cylinder, no. two servo motor fix on a feed cylinder one end outer wall, the one end of spiral transportation pole is fixed with No. two servo motor's output shaft, the one end top at the lateral wall outside the transportation section of thick bamboo is fixed to the feeding section of thick bamboo, go out the other end bottom at the lateral wall outside the transportation section of thick bamboo that the feed cylinder is fixed, it is connected with cyclone's discharge end to go out the feed cylinder, and is a plurality of the top at the inside wall of a transportation section of thick bamboo is fixed to the atomising head. The raw materials enter a conveying device, then a spiral conveying rod rotates, the raw materials are stirred in the process of conveying the raw materials, and meanwhile, the spraying head sprays the adhesive, so that the raw materials become sticky substances and the preparation is made for granulation.
Preferably, the granulator comprises a granulation box, a pressing wheel assembly and an auxiliary assembly, the granulation box is of a cylindrical structure, a connecting pipe is inserted in the middle of the outer wall of one end of the granulation box in an inserting mode, one end of the connecting pipe is connected with the discharging barrel, an air inlet barrel is inserted in the bottom end of the outer wall of the front side of the granulation box in an inserting mode, an air outlet barrel is inserted in the rear side of the top of the granulation box in an inserting mode, the pressing wheel assembly is installed on the auxiliary assembly, and the auxiliary assembly is installed inside the granulation box.
As preferred, auxiliary assembly includes mount, bevel gear one, dead lever, bevel gear two, no. three servo motor, scraper and recipient, no. three servo motor fix on the other end of granulation case, bevel gear one is fixed on No. three servo motor's output shaft, a plurality of extrusion holes have been seted up to the lateral wall of recipient, the recipient rotates to be installed on the one end inner wall of granulation case and with the coaxial setting of granulation case, the one end outer wall middle part grafting of recipient is fixed with the connecting cylinder, the one end inner wall of granulation case is run through to the connecting cylinder, bevel gear two is fixed in the one end of connecting cylinder, bevel gear two meshes with bevel gear one mutually, the mount is fixed on the one end outer wall of granulation case, the dead lever is fixed on the one end inner wall of mount, the dead lever is located the inside of connecting cylinder, the scraper is fixed on the inside wall front side of granulation case and is located between the inside wall of granulation case and the lateral wall of recipient.
Preferably, the puck assembly includes; the device comprises a rolling wheel, a protective shell, a fixed plate, an eccentric block, a third bevel gear, a fourth bevel gear, a fifth bevel gear, a sleeved cylinder, a moving column, a fixed cylinder, a spring, a supporting plate and a sixth bevel gear, wherein rotating grooves are respectively formed at two ends of the fixed plate, moving notches are respectively formed in the inner walls of two sides of each rotating groove, a moving block is slidably mounted on the inner wall of each moving groove, a round hole is formed in the inner wall of one side of each moving block, one end of the rolling wheel with the round hole is respectively mounted on the inner wall of the round hole, the third bevel gear is fixedly arranged at one end of the rolling wheel, a connecting rod is rotatably mounted in the middle of the inner wall of one end of the rolling wheel, the eccentric block is fixedly arranged on the peripheral wall of the connecting rod and positioned inside the rolling wheel, and the fourth bevel gear is fixedly arranged at the other end of the connecting rod, the fixed plate is fixed on the inner wall of one end of an extrusion cylinder, the rotating hole has been seted up at the top of backup pad, fixed cylinder rotates and installs on the inner wall of rotating hole, remove post slidable mounting on the inner wall of fixed cylinder, the guide way has been seted up to the inboard of fixed cylinder, the lateral wall of removal post is fixed with the guide block, guide block slidable mounting is on the inner wall of guide way, on the bottom inner wall of fixed cylinder and the bottom of removing the post respectively at the both ends of spring, two bevel gear three and bevel gear four mesh with two bevel gear five on the same position respectively, the periphery wall of dead lever is fixed with two bevel gear seven, two bevel gear seven is mutually symmetrical, bevel gear six is fixed in the bottom of fixed cylinder, bevel gear six meshes with bevel gear seven. The dope enters a granulating box of a granulator, a third servo motor enables a second bevel gear to rotate, the second bevel gear drives an extruding cylinder through a connecting cylinder, at the moment, two symmetrical seventh bevel gears on a fixed rod and two sixth bevel gears rotate relatively, at the moment, the six bevel gears rotate in opposite directions, at the moment, the sixth bevel gear drives a fifth bevel gear through a fixed cylinder, a moving column and a sleeve cylinder, the two fifth bevel gears at the top respectively drive a fourth bevel gear and a fifth bevel gear to drive the fourth bevel gear to drive the fifth bevel gear to drive an eccentric block to rotate, at the moment, a rolling wheel rotates oppositely, at the moment, the rolling wheel vibrates under the action of the eccentric block, the dope can conveniently enter the extruding cylinder and the eccentric block, the extruding and discharging efficiency is improved, and the dope is simultaneously vibrated away, and is cut by a scraper after the extruding and discharging.
Preferably, the preheating pipe comprises a pipe body, a cylindrical block and a discharging pipe, a placing cavity is formed in the pipe body, the long-end inner wall of the pipe body is a hot outlet end in the placing cavity, the short-end inner wall of the pipe body is a cold outlet end, a connecting hole is formed in the top of the placing cavity, the cylindrical block is coaxial with the pipe body, one end of the cylindrical block is fixed to the inner wall of the placing cavity close to the cold outlet end, the cylindrical block is not in contact with the inner wall of the placing cavity, a plurality of arc-shaped plates are fixed to the other end of the cylindrical block, the hot outlet end of the cylindrical block is connected with the inlet end of the drying machine, and the connecting hole is fixed to one end of the discharging pipe. The air inlet pipe blows particles into the cylindrical block through the high-pressure device, the particles enter the arc-shaped plates along with the high-pressure device to be extruded and then release to expand, vortex-shaped free high-speed airflow is formed, the free high-speed vortex airflow is close to the angular speed moon bottom of the central position, the vortex on the outer side and the vortex on the inner side generate friction, the friction causes central energy to flow to the outer side, the temperature of the vortex on the outer side is increased, the particles are heated due to the fact that centrifugal force is on the outer side at the moment, then the particles enter the dryer, preheating can be conducted, and therefore the whole drying time is shortened.
The invention has the following beneficial effects:
(1) The appropriate amount of the bean dreg powder, the corn flour, the bentonite, the pea fiber and the adhesive are used as raw materials, so that the finally prepared bean dreg cat litter is appropriate in softness and strong in water absorption, can be directly buried in the ground when being discarded and is used as a soil nutrient, is environment-friendly and degradable, is safe and pollution-free, and can regenerate the raw materials;
(2) The whole preparation method is simple, so that the finally prepared bean dreg cat litter finished product has better water absorption, deodorization and caking properties;
(3) The crushing device crushes the raw materials, the cyclone separator generates negative pressure air to upwards adsorb the crushed raw materials, if the particles are too light, the crushed raw materials move upwards in an adsorption manner, when the qualified particles enter the cyclone separator, redundant water and steam can be separated out to obtain dry particles, the mixed viscosity is guaranteed, the raw materials enter the conveying device, and the raw materials are stirred in the process of conveying the raw materials to prepare for granulation; preheating the pipe fitting and preheating the granule after the granulation, drying in sending into the drying-machine again to whole stoving time has been shortened, the process flow efficiency of whole bean dregs cat litter has been improved.
Drawings
FIG. 1 is a schematic overall perspective view of the present invention;
FIG. 2 is a schematic view of the crushing apparatus of the present invention in a front sectional configuration;
FIG. 3 is a schematic view of the operation of the crushing apparatus of the present invention;
FIG. 4 is a front sectional view of the transportation device of the present invention;
FIG. 5 is a schematic view of the internal structure of the pelletizer in accordance with the present invention;
FIG. 6 is an enlarged schematic view of FIG. 5 at A;
FIG. 7 is a schematic view of the internal structure of the pre-heated tube of the present invention;
FIG. 8 is a schematic view of a cross-section of a pre-heated tube according to the present invention;
FIG. 9 is a schematic view of the working principle of the pre-heated pipe of the present invention;
FIG. 10 is a diagram of the finished product bagging of the okara litter of the invention.
The symbols in the drawings are: 100-a crushing device; 101-a crushing box body; 102-a servo motor; 103-crushing cutter; 104-piezoelectric ceramic plate; 1041-a screening well; 105-a separator; 201-a feed pipe; 301-a material suction pipe; 401-a cyclone; 500-a transportation device; 501-a transport cylinder; 502-a feed cylinder; 503-spray head; 504-screw transport rods; 505-a discharge cylinder; 506-servo motor II; 600-granulating machine; 601-a granulation tank; 602-a connecting pipe; 603-a fixing frame; 604-bevel gear one; 605-a fixing rod; 606-bevel gear two; 607-third servomotor; 608-a scraper; 609-extrusion cylinder; 610-rolling wheels; 611-protective shell; 612-a fixed plate; 613-eccentric block; 614-moving block; 615-bevel gear three; 616-a connecting rod; 617-bevel gear four; 618-bevel gear five; 619-sleeve joint barrel; 620-moving the column; 621-a guide block; 622-a fixed cylinder; 623-a spring; 624-a support plate; 625-bevel gear six; 626-bevel gear seven; 701-a discharge pipe; 800-preheating the pipe; 801-a tube body; 8011-cold outlet end; 8012-hot end; 8013-attachment holes; 802-cylindrical block; 8021-an arc plate; 901-dryer.
Detailed Description
The present invention will be further described with reference to the following examples and drawings, but the present invention is not limited thereto.
The bean dreg cat litter comprises the following components in parts by weight,
3 to 15 parts of bean dreg powder, 5 to 25 parts of corn flour, 60 to 90 parts of bentonite, 1 to 5 parts of pea fiber and 0.5 to 3 parts of adhesive.
The bean dreg cat litter comprises the following components in parts by weight,
5-10 parts of bean dreg powder, 10-20 parts of corn flour, 70-80 parts of bentonite, 2-4 parts of pea fiber and 1-2 parts of adhesive.
The bean dreg cat litter comprises the following components in parts by weight,
8 parts of bean dreg powder, 15 parts of corn flour, 75 parts of bentonite, 3 parts of pea fiber and 1.5 parts of adhesive.
The adhesive is edible guar gum and/or water glass.
Also comprises 60 to 90 portions of expanded perlite powder.
Also comprises 1 to 5 parts of composite probiotic powder and 1 to 10 parts of deodorant particles.
The preparation method of the bean dreg cat litter comprises the following steps,
(S01) weighing a proper amount of bean dreg powder, corn flour, bentonite, pea fiber, expanded perlite powder, composite probiotic powder and deodorant particles, and adding the mixture into a crushing device for crushing;
(S02) conveying the crushed mixed materials into a conveying device under the action of a cyclone separator;
(S03) preparing an adhesive, spraying the adhesive on the mixed material in the conveying device, and stirring;
(S04) feeding the stirred viscous mixed material into a granulator along with a conveying device for granulation;
(S05) sending the granulated particles to a dryer for drying, and obtaining the finished product particles of the bean dregs cat litter.
The preparation of the bean dreg powder comprises the following steps,
(a) Washing bean dregs with water for multiple times; removing water soluble protein, part of soluble sugar and pigment
(b) Putting the washed bean dregs into a dryer for drying; the drying temperature of the dryer is 110-180 ℃;
(c) Crushing the dried bean dregs in a crushing device;
(d) Sieving the crushed bean dregs to prepare primary bean dreg powder; sieving the crushed bean dregs with a sieve of 70-90 meshes;
(e) Adding a proper amount of distilled water into the primary bean dreg powder for wetting, and then adjusting the pH value;
(f) And (4) feeding the primary bean dreg powder with the pH value adjusted into a dryer for drying again to obtain a finished product of the bean dreg powder. The drying temperature of the dryer is 110-180 ℃, the drying time is 20-40 min, and the drying is carried out until the moisture in the bean dreg powder is 6-10%.
The manufacturing equipment of the bean dregs cat litter shown in fig. 1 comprises a crushing device 100, a cyclone separator 401, a conveying device 500, a granulator 600 and a dryer 901, wherein a material suction pipe 301 for connecting the crushing device 100 and the cyclone separator 401 is arranged between the feeding ends of the crushing device 100 and the cyclone separator 401, the conveying device 500 is arranged on the discharging end of the cyclone separator 401, the granulator 600 is arranged on the conveying device 500, and a preheating pipe fitting 800 shown in fig. 9 for connecting the conveying device 500 and the dryer 901 is arranged between the conveying device 500 and the dryer 901. Wherein the cyclone separator is an SPL pulse type cyclone separator produced by Santa Berlin industrial equipment limited of the Fushan City.
The crushing device 100 comprises a crushing box body 101 shown in fig. 2, a first servo motor 102, a crushing knife 103 fixed on an output shaft of the first servo motor 102, a piezoelectric ceramic piece 104 and a partition plate 105 shown in fig. 3, wherein screening holes 1041 distributed at equal intervals are formed in the top of the piezoelectric ceramic piece 104, the partition plate 105 is fixed on the inner side wall of the crushing box body 101, the partition plate 105 divides the crushing box body 101 into an upper cavity and a lower cavity, the two cavities are named as a crushing cavity and a placing cavity from top to bottom respectively, the first servo motor 102 is fixed on the inner wall of the bottom of the placing cavity, the output shaft of the first servo motor 102 penetrates through the bottom of the partition plate 105, the crushing knife 103 is located inside the crushing cavity, the piezoelectric ceramic piece 104 is fixed on the inner side wall of the crushing cavity and located above the crushing knife 103, one end of a suction pipe 301 is inserted into the top of the crushing box body 101, a feeding pipe 201 is inserted into the outer side wall of the crushing box body 101, and the feeding pipe 201 is located at the position of the crushing cavity. A first servo motor 102 in the crushing device 100 enables a crushing cutter 103 to rotate at a high speed to crush raw materials, a cyclone separator 401 generates negative pressure air to absorb the crushed raw materials upwards, if the particles are too light, the particles can absorb the crushed particle polymers with qualified sizes and can also be polymers of qualified particles and unqualified particles, the positive and negative electrodes are introduced into two ends of a piezoelectric ceramic piece 104, the piezoelectric ceramic piece 104 generates high-frequency vibration to disperse the polymers, the large particles are shaken back, the small particles can pass through a screening hole 1041, the qualified particle sizes can be screened out in a high-frequency vibration screening mode, and meanwhile, the screening accuracy is improved.
The transportation device 500 comprises a transportation cylinder 501 transversely placed as shown in fig. 4, a feeding cylinder 502, a plurality of spray heads 503, a spiral transportation rod 504, a discharging cylinder 505 and a second servo motor 506, wherein two ends of the spiral transportation rod 504 respectively penetrate through the inner walls of two ends of the discharging cylinder 505 and form a rotating fit with the discharging cylinder 505, the second servo motor 506 is fixed on the outer wall of one end of the discharging cylinder 505, one end of the spiral transportation rod 504 is fixed with the output shaft of the second servo motor 506, the feeding cylinder 502 is fixed at the top of one end of the outer side wall of the transportation cylinder 501, the discharging cylinder 505 is fixed at the bottom of the other end of the outer side wall of the transportation cylinder 501, the discharging cylinder 505 is connected with the discharging end of the cyclone separator 401, and the plurality of spray heads 503 are fixed at the top of the inner side wall of the transportation cylinder 501. The raw material enters the transportation device 500, and then the spiral transportation rod 504 rotates, and during the transportation of the raw material, the raw material is stirred, and meanwhile, the spraying head 503 sprays the adhesive, so that the raw material becomes sticky and is prepared for granulation.
The granulator 600 comprises a granulation tank 601, a pressure wheel assembly and an auxiliary component as shown in fig. 5, the granulation tank 601 is a cylinder structure, a connecting pipe 602 is inserted in the middle of the outer wall of one end of the granulation tank 601, one end of the connecting pipe 602 is connected with a discharge barrel 505, an air inlet barrel is inserted in the bottom end of the outer wall of the front side of the granulation tank 601, an air outlet barrel is inserted in the rear side of the top of the granulation tank 601, the pressure wheel assembly is mounted on the auxiliary component, the auxiliary component is mounted in the granulation tank 601, the auxiliary component comprises a fixing frame 603, a first bevel gear 604, a fixing rod 605, a second bevel gear 606, a third servo motor 607, a scraper 608 and an extrusion barrel 609, the third servo motor 607 is fixed on the other end of the granulation tank 601, the first bevel gear 604 is fixed on the output shaft of the third servo motor 607, the outer side wall of the extrusion cylinder 609 is provided with extrusion holes distributed equidistantly, the extrusion cylinder 609 is rotatably mounted on the inner wall of one end of the granulation box 601 and is coaxially arranged with the granulation box 601, the middle part of the outer wall of one end of the extrusion cylinder 609 is fixedly connected with a connecting cylinder in an inserting manner, the connecting cylinder penetrates through the inner wall of one end of the granulation box 601, a bevel gear II 606 is fixed at one end of the connecting cylinder, the bevel gear II 606 is meshed with a bevel gear I604, a fixing frame 603 is fixed on the outer wall of one end of the granulation box 601, a fixing rod 605 is fixed on the inner wall of one end of the fixing frame 603, the fixing rod 605 is positioned inside the connecting cylinder, a scraper 608 is fixed on the front side of the inner side wall of the granulation box 601 and is positioned between the inner side wall of the granulation box 601 and the outer side wall of the extrusion cylinder 609, and the pressing wheel assembly comprises; the rolling wheel 610, the protective shell 611, as shown in fig. 6, a fixing plate 612, an eccentric block 613, a bevel gear three 615, a bevel gear four 617, a bevel gear five 618, a sleeve joint cylinder 619, a moving column 620, a fixing cylinder 622, a spring 623, a support plate 624 and a bevel gear six 625, wherein two ends of the fixing plate 612 are respectively provided with a rotating groove, inner walls of two sides of the rotating groove are respectively provided with a moving slot opening, an inner wall of the moving groove is slidably provided with a moving block 614, an inner wall of one side of the moving block 614 is provided with a round hole, one end of the rolling wheel 610 with the round hole is respectively installed on the inner wall of the round hole, the bevel gear three 615 is fixed on one end of the rolling wheel 610, the middle part of the inner wall of one end of the rolling wheel 610 is rotatably provided with a connecting rod 616, the eccentric block 613 is fixed on the outer peripheral wall of the connecting rod 616 and located inside the rolling wheel 610, and the bevel gear four 617 is fixed on the other end of the connecting rod 616, the fixed plate 612 is fixed on the inner wall of one end of the extrusion cylinder 609, two rotating holes are formed in the top of the supporting plate 624, the fixed cylinder 622 is rotatably installed on the inner wall of the rotating holes, the moving column 620 is slidably installed on the inner wall of the fixed cylinder 622, a guide groove is formed in the inner side of the fixed cylinder 622, a guide block 621 is fixed on the outer side wall of the moving column 620, the guide block 621 is slidably installed on the inner wall of the guide groove, two ends of the spring 623 are respectively fixed on the inner wall of the bottom of the fixed cylinder 622 and the bottom of the moving column 620, two bevel gears three 615 and four bevel gears 617 are respectively meshed with the two bevel gears five 618 at the same position, two bevel gears seven 626 are fixed on the outer peripheral wall of the fixed rod 605, the two bevel gears seven 626 are symmetrical to each other, a bevel gear six 625 is fixed on the bottom of the fixed cylinder 622, and a bevel gear six 625 is meshed with the bevel gears seven 626.
The dope enters a granulating box 601 of the granulator 600, a third servo motor 607 enables a second bevel gear 606 to rotate, the second bevel gear 606 drives a squeezing cylinder 609 through a connecting cylinder, at the moment, two symmetrical bevel gears seven 626 on a fixed rod 605 and two bevel gears six 625 rotate relatively, at the moment, the bevel gears six 625 rotate in opposite directions, at the moment, the bevel gears six 625 drive a fifth bevel gear 618 through a fixed cylinder 622, a moving column 620 and a sleeve cylinder 619, at the moment, the two bevel gears five 618 at the top respectively drive a fourth bevel gear 617 and a fifth bevel gear 618 to drive, at the moment, the fourth bevel gear 617 rotates in opposite directions with the fifth bevel gear 618, at the moment, an eccentric block 613 rotates, a rolling wheel 610 rotates relatively, at the moment, the rolling wheel 610 vibrates under the action of the eccentric block 613, the dope can conveniently enter between the squeezing cylinder 609 and the eccentric block 613, the efficiency of squeezing and discharging is improved, and the dope is vibrated away, and is cut by a scraper 608 after the squeezing and discharging.
The preheating pipe fitting 800 comprises a pipe body 801 shown in fig. 8, a cylindrical block 802 and a discharge pipe 701 shown in fig. 7, a placing cavity is formed in the non-middle position in the pipe body 801, the placing cavity enables the inner wall of the long end of the pipe body 801 to be a hot end 8012, the inner wall of the short end of the pipe body is a cold end 8011, a connecting hole 8013 is formed in the top of the placing cavity, the cylindrical block 802 is coaxial with the pipe body 801, one end of the cylindrical block 802 is fixed to the inner wall of the placing cavity, which is close to the cold end 8011, the cylindrical block 802 is not in contact with the inner wall of the placing cavity, an arc-shaped plate 8021 is fixed to the other end of the cylindrical block 802 and is circumferentially distributed at equal intervals, the hot end 8012 is connected with an inlet end of the dryer 901, and the connecting hole 8013 is fixed to one end of the discharge pipe 701. The air inlet pipe blows the particles into the cylindrical block through the high-pressure device, at the moment, the particles enter the arc-shaped plates 8021 through the high-pressure device, are extruded and then release to expand, vortex-shaped free high-speed air flow is formed, the free high-speed vortex air flow is close to the angular speed moon bottom of the central position, the outer vortex and the inner vortex generate friction, the friction causes central energy to flow to the outer side, the temperature of the outer vortex is increased, at the moment, the particles are heated due to the fact that centrifugal force is arranged on the outer side, then the particles enter the dryer 901, preheating can be conducted, and therefore the whole drying time is shortened.
The working principle is as follows: a first servo motor 102 in the crushing device 100 enables a crushing cutter 103 to rotate at a high speed to crush raw materials, a cyclone separator 401 generates negative pressure air to absorb the crushed raw materials upwards, if the particles are too light, the particles can absorb the crushed particle polymers with qualified sizes and can also be polymers of qualified particles and unqualified particles, the positive and negative electrodes are introduced into two ends of a piezoelectric ceramic piece 104, the piezoelectric ceramic piece 104 generates high-frequency vibration to vibrate the polymers to disperse, the large particles are vibrated back, the small particles can pass through a screening hole 1041, the qualified particle sizes can be screened out in a high-frequency vibration screening mode, and meanwhile, the screening accuracy is improved;
when the qualified particles enter the cyclone separator 401, the excessive water vapor can be separated out, so that dry particles are obtained, and the mixing viscosity is guaranteed;
the raw materials enter a conveying device 500, then a spiral conveying rod 504 rotates, stirring is carried out in the process of conveying the raw materials, and meanwhile, an adhesive is sprayed by a spray head 503 to enable the raw materials to become sticky substances to prepare for granulation;
the dope enters a granulating box 601 of a granulator 600, a third servo motor 607 enables a second bevel gear 606 to rotate, the second bevel gear 606 drives a squeezing cylinder 609 through a connecting cylinder, at the moment, two symmetrical bevel gears seven 626 on a fixed rod 605 and two bevel gears six 625 rotate relatively, at the moment, the rotation directions of the bevel gears six 625 are opposite, at the moment, the bevel gears six 625 drive a fifth bevel gear 618 through a fixed cylinder 622, a moving column 620 and a sleeve cylinder 619, at the moment, the two bevel gears five 618 at the top respectively drive a fourth bevel gear 617 and the fifth bevel gear 618 to be active, at the moment, the fourth bevel gear 617 and the fifth bevel gear 618 rotate in opposite directions, at the moment, an eccentric block 613 rotates, a rolling wheel 610 rotates oppositely, at the moment, the rolling wheel 610 vibrates under the action of the eccentric block 613, the dope can conveniently enter between the squeezing cylinder 609 and the eccentric block 613, the efficiency of squeezing and discharging is improved, and the dope is vibrated, and then cut by a scraper 608 after squeezing and discharging;
the air inlet pipe blows the particles into the cylindrical block through the high-pressure device, at the moment, the particles enter the arc-shaped plates 8021 through the high-pressure device, are extruded and then release to expand, vortex-shaped free high-speed air flow is formed, the free high-speed vortex air flow is close to the angular speed moon bottom of the central position, the outer vortex and the inner vortex generate friction, the friction causes central energy to flow to the outer side, the temperature of the outer vortex is increased, at the moment, the particles are heated due to the fact that centrifugal force is arranged on the outer side, then the particles enter the dryer 901, preheating can be conducted, and therefore the whole drying time is shortened.
Example 1:
the bean dreg cat litter comprises the following components in parts by weight,
3 parts of bean dreg powder, 5 parts of corn powder, 60 parts of bentonite, 1 part of pea fiber and 0.5 part of edible guar gum.
Example 2:
the bean dreg cat litter comprises the following components in parts by weight,
15 parts of bean dreg powder, 25 parts of corn flour, 90 parts of bentonite, 5 parts of pea fiber and 3 parts of edible guar gum.
Example 3:
the bean dreg cat litter comprises the following components in parts by weight,
5 parts of bean dreg powder, 10 parts of corn flour, 70 parts of bentonite, 2 parts of pea fiber and 1 part of edible guar gum.
Example 4:
the bean dreg cat litter comprises the following components in parts by weight,
10 parts of bean dreg powder, 20 parts of corn flour, 80 parts of bentonite, 4 parts of pea fiber and 2 parts of edible guar gum.
Example 5:
the bean dreg cat litter comprises the following components in parts by weight,
8 parts of bean dreg powder, 15 parts of corn flour, 75 parts of bentonite, 3 parts of pea fiber and 1.5 parts of edible guar gum.
Example 6:
the bean dreg cat litter comprises the following components in parts by weight,
3 parts of bean dreg powder, 5 parts of corn powder, 60 parts of bentonite, 1 part of pea fiber, 0.5 part of edible guar gum and 60 parts of expanded perlite powder.
Example 7:
the bean dreg cat litter comprises the following components in parts by weight,
15 parts of bean dreg powder, 25 parts of corn powder, 90 parts of bentonite, 5 parts of pea fiber, 3 parts of edible guar gum and 90 parts of expanded perlite powder.
Example 8:
the bean dreg cat litter comprises the following components in parts by weight,
5 parts of bean dreg powder, 10 parts of corn flour, 70 parts of bentonite, 2 parts of pea fiber, 1 part of edible guar gum and 70 parts of expanded perlite powder.
Example 9:
the bean dreg cat litter comprises the following components in parts by weight,
10 parts of bean dreg powder, 20 parts of corn powder, 80 parts of bentonite, 4 parts of pea fiber, 2 parts of edible guar gum and 80 parts of expanded perlite powder.
Example 10:
the bean dreg cat litter comprises the following components in parts by weight,
8 parts of bean dreg powder, 15 parts of corn flour, 75 parts of bentonite, 3 parts of pea fiber, 1.5 parts of edible guar gum and 75 parts of expanded perlite powder.
Example 11:
the bean dreg cat litter comprises the following components in parts by weight,
3 parts of bean dreg powder, 5 parts of corn powder, 60 parts of bentonite, 1 part of pea fiber, 0.5 part of edible guar gum, 60 parts of expanded perlite powder and 1 part of composite probiotic powder.
Example 12:
the bean dreg cat litter comprises the following components in parts by weight,
15 parts of bean dreg powder, 25 parts of corn flour, 90 parts of bentonite, 5 parts of pea fiber, 3 parts of edible guar gum, 90 parts of expanded perlite powder and 5 parts of composite probiotic powder.
Example 13:
the bean dreg cat litter comprises the following components in parts by weight,
5 parts of bean dreg powder, 10 parts of corn powder, 70 parts of bentonite, 2 parts of pea fiber, 1 part of edible guar gum, 70 parts of expanded perlite powder and 2 parts of composite probiotic powder.
Example 14:
the bean dreg cat litter comprises the following components in parts by weight,
10 parts of bean dreg powder, 20 parts of corn powder, 80 parts of bentonite, 4 parts of pea fiber, 2 parts of edible guar gum, 80 parts of expanded perlite powder and 4 parts of composite probiotic powder.
Example 15:
the bean dreg cat litter comprises the following components in parts by weight,
8 parts of bean dreg powder, 15 parts of corn flour, 75 parts of bentonite, 3 parts of pea fiber, 1.5 parts of edible guar gum, 75 parts of expanded perlite powder and 3 parts of composite probiotic powder.
Example 16:
the bean dreg cat litter comprises the following components in parts by weight,
3 parts of bean dreg powder, 5 parts of corn powder, 60 parts of bentonite, 1 part of pea fiber, 0.5 part of edible guar gum, 60 parts of expanded perlite powder, 1 part of composite probiotic powder and 1 part of deodorant particles.
Example 17:
the bean dreg cat litter comprises the following components in parts by weight,
15 parts of bean dreg powder, 25 parts of corn flour, 90 parts of bentonite, 5 parts of pea fiber, 3 parts of edible guar gum, 90 parts of expanded perlite powder, 5 parts of composite probiotic powder and 10 parts of deodorant particles.
Example 18:
the bean dreg cat litter comprises the following components in parts by weight,
5 parts of bean dreg powder, 10 parts of corn flour, 70 parts of bentonite, 2 parts of pea fiber, 1 part of edible guar gum, 70 parts of expanded perlite powder, 2 parts of composite probiotic powder and 3 parts of deodorant particles.
Example 19:
the bean dreg cat litter comprises the following components in parts by weight,
10 parts of bean dreg powder, 20 parts of corn powder, 80 parts of bentonite, 4 parts of pea fiber, 2 parts of edible guar gum, 80 parts of expanded perlite powder, 4 parts of composite probiotic powder and 7 parts of deodorant particles.
Example 20:
the bean dreg cat litter comprises the following components in parts by weight,
8 parts of bean dreg powder, 15 parts of corn flour, 75 parts of bentonite, 3 parts of pea fiber, 1.5 parts of edible guar gum, 75 parts of expanded perlite powder, 3 parts of composite probiotic powder and 5 parts of deodorant particles.
The edible guar gum of examples 1 to 20 may be replaced with water glass.
Example 21:
preparing bean dreg powder:
(a) Washing fresh bean dregs with water for many times to remove contained water-soluble protein, partial soluble sugar and pigment substances;
(b) Placing the bean dregs after washing in a dryer, and drying for about 30min at the temperature of 110-180 ℃ to reduce the water content to about 8%;
(c) Putting the dried bean dregs into a crushing device for crushing;
(d) Sieving the crushed bean dregs with a 80-mesh sieve to prepare primary bean dreg powder;
(e) Adding a proper amount of distilled water into the primary bean dreg powder for wetting, and then adjusting the pH value to be between 5.0 and 7.0;
(f) And (3) feeding the primary bean dreg powder after the pH value is adjusted into a dryer, and drying for about 30min at the temperature of 110-180 ℃ again to reduce the water content to about 8%, thus obtaining the finished product of the bean dreg powder.
Preparing the bean dreg cat litter:
(S01) weighing 5g of bean dreg powder, 12 g of corn flour, 83 g of bentonite, 3g of pea fiber, 75g of expanded perlite powder, 3g of composite probiotic powder and 5g of deodorant particles, and adding the materials into a crushing device for crushing;
(S02) conveying the crushed mixed materials into a conveying device under the action of a cyclone separator;
(S03) determining the using amount of the water glass to be 20ml/100g, weighing 50ml of the water glass by using a measuring cylinder, and adding water to dilute the water glass to 100ml to obtain the adhesive; or determining the amount of edible guar gum to be 100g, and mixing with 100ml of water to prepare the adhesive; spraying the adhesive on the mixed material in the conveying device, and stirring;
(S04) feeding the stirred viscous mixed material into a granulator along with a conveying device for granulation;
(S05) sending the granulated particles to a dryer for drying at 105 ℃ for 1h, sieving by a 2mm sieve to remove fine particles and powder, and then obtaining the finished product particles of the bean dreg cat litter, and collecting and bagging as shown in figure 10.
Sensory evaluation:
sensory requirements are as in table 1:
table 1: sensory requirements of Bean dreg Cat litter
Item Index (I)
Color According to the standard sample, no obvious difference exists
Smell(s) Has no pungent odor and no odor such as mildew
Impurities No visible foreign matter except standard cat litter particles
Physical and chemical indexes:
the physicochemical index requirements of the bean dreg cat litter are shown in table 2:
table 2: physicochemical indexes of bean dreg cat litter
Figure BDA0003508325730000091
And (3) water content determination:
the water content was measured by an infrared moisture meter. This was done by weighing about 5g of the litter and drying at 105 ℃ until a constant weight was reached and dividing the weight loss by the weight before drying to the first decimal place in percent.
And (3) water absorption measurement:
the instrument equipment comprises: 100ml glass measuring cup, electronic scale and 50ml funnel
The test method comprises the following steps: weighing 10g of sample, placing the sample in a 100mL glass measuring cup, dripping 50mL of warm water into the sample at a constant speed by using a separating funnel, standing for 5min, slowly pouring out the liquid suspended in the glass measuring cup, weighing the liquid, and testing for three times to obtain an average value.
And (3) measuring caking property:
the instrument equipment comprises: 25ml acid burette, 20ml standard pipette
The test steps are as follows: the cat litter sample is spread in a sample basin with the thickness of about 8 cm-10 cm, 20mL of 1% sodium chloride solution with the temperature of 36-40 ℃ is absorbed by a pipette, the solution is transferred into an acid burette, the acid burette is adjusted to be about 3cm away from the sample plane, the acid burette is opened, the solution completely flows into the sample within 30s, the clustered sample is taken out after the solution completely flows out for 60s, the length of the longitudinal sample is measured to obtain the clustering property of the cat litter, and 3 groups of samples are simultaneously made according to the method to calculate the average value.
And (3) moisture determination:
the instrument equipment comprises: moisture meter, stopwatch, sampler and electronic scale
And (3) taking a measuring disc on the electronic scale, recording a reading M1, taking a proper amount of cat litter in the measuring disc by using a sampler, placing the measuring disc containing the cat litter sample on the electronic scale, and recording a reading M2. And (3) placing the weighed product in a moisture tester, adjusting a timing knob, timing for 30 minutes to room temperature, then placing the dried product on an electronic scale for weighing, and recording the reading M3.
And (3) measuring the dust rate:
200ml of cat litter is weighed by using a measuring cylinder, sieved components are weighed after the cat litter is sieved by a 100-mesh sieve, and the specific gravity is measured as the dust rate and the dust rate (g/ml) = the weight of the part under the sieve is g/200ml.
And (3) deodorizing force determination:
placing cat litter with a certain volume in a 2.0L sealed container to uniformly distribute the cat litter in the container, dropping 1ml of 0.1% ammonia water solution into the container, closing and sealing the container, placing for 20min, measuring the concentration by using an ammonia gas concentration meter, sampling and measuring the tip of a detection tube at the same level with the closed and sealed container during measurement, and simultaneously performing 3 groups of samples according to the method to calculate the average value.
The sensory evaluation results of the okara litter of examples 1 to 20 are shown in table 3:
table 3: EXAMPLES 1 TO 20 sensory evaluation tables of the okara litter obtained in examples
Figure BDA0003508325730000101
Figure BDA0003508325730000111
The physicochemical indices of the okara litter in examples 1 to 20 are shown in table 4:
table 4: examples 1 to 20 physicochemical indices of the produced okara litter
Figure BDA0003508325730000112
Figure BDA0003508325730000121
As can be seen from tables 3 and 4, the final okara cat litter produced by the examples had good color, uniform particle size, suitable softness, and good water absorption, deodorizing and caking properties.
The previous description 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 (5)

1. The preparation method of the bean dreg cat litter is characterized by comprising the following steps: the bean dreg cat litter comprises the following components in parts by weight,
3-15 parts of bean dreg powder, 5-25 parts of corn flour, 60-90 parts of bentonite, 1-5 parts of pea fiber and 0.5-3 parts of adhesive; the adhesive is edible guar gum and/or water glass; also comprises 60 to 90 portions of expanded perlite powder; also comprises 1 to 5 parts of composite probiotic powder and 1 to 10 parts of deodorant particles;
comprises the following steps of (a) carrying out,
(S01) weighing a proper amount of bean dreg powder, corn flour, bentonite, pea fiber, expanded perlite powder, composite probiotic powder and deodorant particles, and adding the mixture into a crushing device for crushing;
(S02) conveying the crushed mixed materials into a conveying device under the action of a cyclone separator;
(S03) preparing an adhesive, spraying the adhesive on the mixed material in the conveying device, and stirring;
(S04) feeding the stirred viscous mixed material into a granulator along with a conveying device for granulation;
(S05) sending the granulated particles to a dryer for drying to obtain finished bean dreg cat litter particles;
the manufacturing equipment of the bean dreg cat litter comprises a crushing device (100), a cyclone separator (401), a conveying device (500), a granulator (600) and a dryer (901), wherein a material suction pipe (301) for connecting the crushing device (100) and the cyclone separator (401) is arranged between the feeding ends of the crushing device (100) and the cyclone separator (401), the conveying device (500) is installed on the discharging end of the cyclone separator (401), the granulator (600) is installed on the conveying device (500), and a preheating pipe fitting (800) for connecting the conveying device (500) and the dryer (901) is arranged between the conveying device (500) and the dryer (901); the preheating pipe fitting (800) comprises a pipe body (801), a cylindrical block (802) and a discharge pipe (701), a placing cavity is formed in the pipe body (801), the placing cavity divides the pipe body (801) to form a long-end inner wall of the pipe body (801) as a hot outlet end (8012) and a short-end inner wall of the pipe body (8011), a connecting hole (8013) is formed in the top of the placing cavity, the cylindrical block (802) is coaxial with the pipe body (801), one end of the cylindrical block (802) is fixed on the inner wall of one end, close to the cold outlet end (8011), of the placing cavity, the other end of the cylindrical block (802) is fixed with a plurality of arc-shaped plates (8021), the hot outlet end (8012) is connected with the inlet end of the dryer (901), and the connecting hole (8013) is fixed with one end of the discharge pipe (701);
the granulator (600) comprises a granulation box (601), a pressing wheel assembly and an auxiliary assembly, wherein the granulation box (601) is of a cylindrical structure, a connecting pipe (602) is inserted in the middle of the outer wall of one end of the granulation box (601), an air inlet cylinder is inserted in the bottom end of the outer wall of the front side of the granulation box (601), an air outlet cylinder is inserted in the rear side of the top of the granulation box (601), the pressing wheel assembly is mounted on the auxiliary assembly, and the auxiliary assembly is mounted in the granulation box (601); the auxiliary assembly comprises a fixing frame (603), a first bevel gear (604), a fixing rod (605), a second bevel gear (606), a third servo motor (607), a scraper (608) and a squeezing barrel (609), wherein the third servo motor (607) is fixed at the other end of the granulation box (601), the first bevel gear (604) is fixed on an output shaft of the third servo motor (607), the outer side wall of the squeezing barrel (609) is provided with a plurality of squeezing holes, the squeezing barrel (609) is rotatably installed on the inner wall of one end of the granulation box (601) and is coaxially arranged with the granulation box (601), a connecting barrel is fixedly inserted in the middle of the outer wall of one end of the squeezing barrel (609), the connecting barrel penetrates through the inner wall of one end of the granulation box (601), the second bevel gear (606) is fixed at one end of the connecting barrel, the second bevel gear (606) is meshed with the first bevel gear (604), the fixing frame (603) is fixed on the outer wall of one end of the granulation box (601), the fixing frame (605) is fixed on the inner wall of one end of the granulation box (603), the fixing frame (605) is located inside the connecting barrel, the scraper (601), and the inner wall of the granulation box (601) is located between the front side of the squeezing barrel (601) and the inner wall of the granulation box (609);
the pinch roller assembly comprises; the device comprises a rolling wheel (610), a protective shell (611), a fixed plate (612), an eccentric block (613), a bevel gear three (615), a bevel gear four (617), a bevel gear five (618), a sleeve joint barrel (619), a moving column (620), a fixed barrel (622), a spring (623), a support plate (624) and a bevel gear six (625), wherein rotating grooves are respectively formed in two ends of the fixed plate (612), moving grooves are formed in inner walls of two sides of each rotating groove, a moving block (614) is slidably mounted in the inner wall of each moving groove, a round hole is formed in the inner wall of one side of the moving block (614), one end of the rolling wheel (610) is mounted on the inner wall of the round hole, the bevel gear three (615) is fixed to one end of the rolling wheel (610), a connecting rod (616) is rotatably mounted in the middle of the inner wall of one end of the rolling wheel (610), the eccentric block (613) is fixed to the outer peripheral wall of the connecting rod (616) and located inside the rolling wheel (610), the bevel gear four (617) is fixed to the other end of the connecting rod (616), the fixed plate (612) is fixed to the inner wall of an extrusion barrel (609), the top of the fixed plate is mounted to the inner wall of the rotating cylinder (620), and the inner wall of the rotating cylinder (622) is mounted to the inner wall of the rotating cylinder (622), the inner side of the fixed cylinder (622) is provided with a guide groove, the outer side wall of the moving column (620) is fixedly provided with a guide block (621), the guide block (621) is slidably mounted on the inner wall of the guide groove, two ends of the spring (623) are respectively connected to the inner wall of the bottom of the fixed cylinder (622) and the bottom of the moving column (620), two bevel gears three (615) and four bevel gears (617) are respectively meshed with two bevel gears five (618) at the same position, the outer peripheral wall of the fixed rod (605) is fixedly provided with two bevel gears seven (626), the two bevel gears seven (626) are mutually symmetrical, a bevel gear six (625) is fixed at the bottom of the fixed cylinder (622), and the bevel gear six (625) is meshed with the bevel gear seven (626).
2. The method for preparing the bean dreg cat litter according to claim 1, which is characterized in that: comprises the following components in parts by weight,
5-10 parts of bean dreg powder, 10-20 parts of corn flour, 70-80 parts of bentonite, 2-4 parts of pea fiber and 1-2 parts of adhesive.
3. The method for preparing the bean dreg cat litter according to claim 1, which is characterized in that: the preparation of the bean dreg powder comprises the following steps,
(a) Washing bean dregs with water for multiple times;
(b) Putting the washed bean dregs into a dryer for drying;
(c) Putting the dried bean dregs into a crushing device for crushing;
(d) Sieving the crushed bean dregs to prepare primary bean dreg powder;
(e) Adding a proper amount of distilled water into the primary bean dreg powder for wetting, and then adjusting the pH value;
(f) Feeding the primary bean dreg powder with the pH value adjusted into a dryer for drying again to obtain a finished product of bean dreg powder;
in the step (f), the drying temperature of the dryer is 110-180 ℃, the drying time is 20-40 min, and the drying is carried out until the moisture in the bean dreg powder is 6-10%; and (d) sieving the bean dregs crushed in the step (d) by a sieve of 70-90 meshes.
4. The method for preparing the bean dreg cat litter according to claim 1, which is characterized in that: the smashing device (100) comprises a smashing box body (101), a servo motor (102), a smashing knife (103), a piezoelectric ceramic piece (104) and a partition board (105) which are fixed on an output shaft of the servo motor (102), a plurality of screening holes (1041) are formed in the top of the piezoelectric ceramic piece (104), the partition board (105) is fixed on the inner side wall of the smashing box body (101), the smashing box body (101) is divided into a smashing cavity and a placing cavity by the partition board (105), the servo motor (102) is fixed on the inner wall of the bottom of the placing cavity, the output shaft of the servo motor (102) penetrates through the bottom of the partition board (105), the smashing knife (103) is located inside the smashing cavity, the piezoelectric ceramic piece (104) is fixed on the inner side wall of the smashing cavity and located above the smashing knife (103), one end of a material sucking pipe (301) is inserted at the top of the smashing box body (101), and a feeding pipe (201) is inserted into the outer side wall of the smashing box body (101).
5. The method for preparing the bean dreg cat litter according to claim 1, which is characterized in that: conveyer (500) are including the transportation section of thick bamboo (501), a feeding section of thick bamboo (502), a plurality of atomising head (503), spiral transportation pole (504), play feed cylinder (505) and No. two servo motor (506) of transversely placing, the both ends of spiral transportation pole (504) run through respectively go out the both ends inner wall of feed cylinder (505) and with go out feed cylinder (505) and form normal running fit, no. two servo motor (506) are fixed on a feed cylinder (505) one end outer wall, the one end of spiral transportation pole (504) is fixed with the output shaft of No. two servo motor (506), the one end top at transportation section of thick bamboo (501) lateral wall is fixed in feeding section of thick bamboo (502), the other end bottom at transportation section of thick bamboo (501) lateral wall is fixed in play feed cylinder (505), it is connected, a plurality of to go out feed cylinder (505) and cyclone (401) the discharge end of inboard wall is fixed at transportation section of thick bamboo (501).
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