CN115176601B - Pulp seed separator - Google Patents

Pulp seed separator Download PDF

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Publication number
CN115176601B
CN115176601B CN202210891264.5A CN202210891264A CN115176601B CN 115176601 B CN115176601 B CN 115176601B CN 202210891264 A CN202210891264 A CN 202210891264A CN 115176601 B CN115176601 B CN 115176601B
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separating
separation
output shaft
power output
speed
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CN115176601A (en
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刘劲松
付海军
李玥佳
王思婷
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Beijing Union University
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Beijing Union University
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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
    • A01F11/00—Threshing apparatus specially adapted for maize; Threshing apparatus specially adapted for particular crops other than cereals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/16—Cleaning-out devices, e.g. for removing the cake from the filter casing or for evacuating the last remnants of liquid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D36/00—Filter circuits or combinations of filters with other separating devices
    • B01D36/04—Combinations of filters with settling tanks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/14—Disintegrating by mills having rotary beater elements ; Hammer mills with vertical rotor shaft, e.g. combined with sifting devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/26—Details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/26—Details
    • B02C13/282—Shape or inner surface of mill-housings
    • B02C13/284—Built-in screens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
    • B02C2023/165—Screen denying egress of oversize material
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/64—Paper recycling

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
  • Pretreatment Of Seeds And Plants (AREA)
  • Apparatuses For Bulk Treatment Of Fruits And Vegetables And Apparatuses For Preparing Feeds (AREA)

Abstract

The invention provides a pulp seed separating device, which comprises a body, a separating operation mechanism and a water supply system, wherein the separating operation mechanism is arranged on the body; the body is provided with a cylindrical accommodating cavity for accommodating the ladybug crops; the separation operation mechanism comprises a motor and a separation blade; the separating blades are rotatably arranged in the accommodating cavity and driven by the motor to rotate, and are used for crushing and cutting shells of ladybug-like crops, separating jelly and seeds; the water supply system comprises a water delivery pump body and a water supply pipeline, and is used for inputting separated water liquid into the accommodating cavity, and the separation process of pulp seeds sequentially comprises a crushing stage, a separation stage and a spin-drying stage; the invention realizes the automatic and intelligent separation and cleaning of the pulp seeds, can be used for the production of agricultural pulp seeds, and has high efficiency, low cost and higher separation purity.

Description

Pulp seed separator
Technical Field
The invention relates to the technical field of agricultural product processing, in particular to a pulp seed separating device.
Background
The production of cucumber seeds is an important part of agricultural cucumber planting, and the cucumber seeds produced with high efficiency and low cost can further promote the cucumber planting industry. At present, large-scale cucumber seed production is realized by mechanically cutting the outer skin of old cucumber by means of a mechanical cucumber seed thresher to obtain a mixture (containing some outer skin) of internal colloidal liquid and seeds; and then manually cleaning to remove the colloidal liquid, thereby obtaining clean cucumber seeds. The cucumber seeds with smaller scale are obtained by manually cutting to obtain the mixture of the internal colloidal liquid and the seeds, and then washing the mixture with water.
In the production process of cucumber seeds in large scale or small scale, the manual work plays an important role, the automation level is low, a great deal of manual labor is consumed, and especially the final ring of colloidal liquid and seed mixture are cleaned and separated.
Disclosure of Invention
The invention aims to provide a pulp seed separating device which aims to solve at least one technical problem in the prior art. In addition, the present application is a divisional application of application number 2021103293146, named "a pulp seed separating device and method", which is applied for the application of 2021, 3 and 28.
In order to solve the technical problems, the invention provides a pulp seed separating device, which comprises: the device comprises a body, a separation operation mechanism and a water supply system;
the body is provided with a cylindrical accommodating cavity for accommodating the ladybug crops;
the separation operation mechanism comprises a motor and a separation blade; the separating blades are rotatably arranged in the accommodating cavity and driven by the motor to rotate, and are used for crushing and cutting shells of ladybug-like crops, separating jelly and seeds;
the water supply system comprises a water delivery pump body and a water supply pipeline and is used for inputting separated water liquid into the accommodating cavity.
Further, the water supply pipeline is provided with a water inlet valve.
Further, a weight detection mechanism for weighing the weight of the ladybug is arranged at the bottom of the cylindrical accommodating cavity.
Further, the weight detection mechanism is a pressure sensor, such as a HX711 pressure sensor.
Further, a water level sensor for detecting a water level is provided in the cylindrical accommodation chamber.
Further, the water pump further comprises a processor, wherein the processor is a controller for reading, analyzing and processing data and sending out control instructions, and the processor is respectively connected with the water delivery pump body, the motor, the pressure sensor and the water supply system.
The processor can automatically select the optimal separated water amount according to the weight of the ladybug crops detected by the pressure sensor; and the water supply valve and the water delivery pump body are controlled to be opened and closed through the detection and feedback results of the water level sensor, and the separated water liquid in the accommodating cavity is automatically controlled to be maintained at the optimal value.
Further, the body is provided with a drain pipeline at the bottom of the accommodating cavity, and a drain valve is arranged on the drain pipeline.
Preferably, the drain valve is connected to the processor.
Further, the device also comprises a power supply device for supplying power and stabilizing voltage.
Further, the device also comprises a filtering device, wherein the filtering device is connected with the drainage pipeline and is used for receiving the mixed liquid discharged from the accommodating cavity and separating seeds from residues.
The filtering device is preferably a filter screen, a filter screen and the like, and pure seeds can be obtained after impurities are filtered.
Further, the seed collecting device is connected with the filtering device and is used for receiving and collecting seeds.
Further, the central processing unit also comprises a driving unit, and the driving unit is connected with the water delivery pump body, the motor, the water inlet valve and the water outlet valve.
Further, the device also comprises a separating cylinder, wherein the separating cylinder is rotatably arranged in the accommodating cavity and coaxially arranged with the separating blades;
the power output shaft of the motor sequentially extends into the accommodating cavity and the separating cylinder from outside; the separating blades are arranged in the separating cylinder and fixedly connected with the power output shaft; the power output shaft is connected with the separating cylinder through a speed limiting clutch; when the rotation speed of the power output shaft and the separating blades is greater than or equal to the limiting speed, the separating cylinder rotates along with the power output shaft; when the rotation speed of the power output shaft and the separating blades is lower than the limiting speed, the separating cylinder is separated from the power output shaft, and the separating cylinder and the power output shaft can rotate relatively freely.
Further, a plurality of slag discharging holes for discharging the slag and the glue solution (jelly) are arranged on the bottom and the side wall of the separating cylinder.
Further, a sieve plate is arranged in the accommodating cavity and below the separating cylinder and is used for receiving the crushed slag and filtering water; a sedimentation cavity is arranged below the sieve plate and is used for precipitating water liquid.
Further, the separation process of the pulp seeds sequentially comprises the following steps: a crushing stage, a separating stage and a spin-drying stage;
in the crushing stage, the rotation speed of the power output shaft and the separating blade is always smaller than the limiting speed (preferably, in the crushing stage, the rotation speed of the power output shaft and the separating blade is 1/4-2/3 of the limiting speed);
in the separation stage, the rotation speed of the power output shaft and the separation blade is in a sine curve type with the limiting speed as the center; namely, the rotation speed of the power output shaft and the separation blades is higher than a limiting speed, so that the separation cylinder is driven to synchronously rotate; the rotating speed of the power output shaft and the separating blades is less than a limiting speed, the separating cylinder and the separating blades rotate relatively, so that the separating blades are utilized to stir ladybug seeds, crushed slag and jelly in the separating cylinder, and the crushed slag and jelly are crushed secondarily;
and in the spin-drying stage, the rotating speeds of the power output shaft and the separating blades are always larger than the limiting speed, the power output shaft drives the separating cylinder to synchronously and rapidly rotate, and the centrifugal force is utilized to throw the broken slag and jelly out of the separating cylinder. Preferably, the rotation speed of the power output shaft and the separating drum in the spin-drying stage is 1.5-3 times of the limiting speed. In the spin-drying stage, the separating cylinder and the separating blades are kept relatively static, so that the breakage of seeds by the separating blades can be avoided.
Wherein the aperture of the slag discharging hole is smaller than the grain diameter of the seed, more preferably, the aperture of the slag discharging hole is equal to the average grain diameter of the normal mature seed, thereby realizing the screening of high-quality seeds while discharging the crushed slag and jelly.
More preferably, the device further comprises a separation pump body; the power output shaft is arranged in a hollow way, a flow channel is arranged in the power output shaft, and a part of side wall of the power output shaft in the separating cylinder is provided with a spray hole for connecting the inside and the outside of the flow channel; the separation pump body is used for pumping separation water liquid into the flow channel, and the separation water liquid is sprayed out from the spray hole.
In the crushing stage, a water delivery pump body or a separation pump body is utilized to input separation water into the accommodating cavity and the separation barrel, the separation water overflows through the ladybug-like crops and the separation blades, and the separation blades rotate to crush the ladybug-like crops in the separation water.
In the separation stage, the separated water is pumped out, and the liquid level of the separated water is lower than that of the separation cylinder (namely, the separated water does not exist in the separation cylinder); the separating pump body is used for pumping separating water into the flow channel, the separating water is sprayed out from the spraying hole, seeds, crushed slag and jelly are promoted to be separated, and the separating water is thrown out of the separating cylinder along with the separating water through the slag discharging hole.
Preferably, the liquid inlet of the separation pump body is connected with the precipitation cavity through a pipeline, so that the recycling of the separated water liquid is realized.
The invention has simple structure, high automation degree, low cost, high efficiency and huge social benefits, and can realize the automatic production of separating pulp seeds.
In addition, the invention also discloses a method for separating the pulp seeds by adopting the device for separating the pulp seeds, which comprises the following steps:
s10: inputting ladybug into the accommodating cavity in the body, and monitoring the actual input weight G of the ladybug by the weight detection mechanism in real time 1 For example, input weight G 1 Less than or equal to the weight threshold G 0 Continuously inputting the ladybug crops until the weight G is input 1 Greater than the weight threshold G 0 ；
S20: the processor inputs the weight G according to the actual 1 Calculating the optimal water content value H 1 Optimum separation time T 1 Optimum separation speed N 1 ；
S30: inputting separated water into the accommodating cavity in the body, and monitoring the input separated water volume by the water level sensor until the input separated water reaches the optimal water volume value H 1 ；
S40: closing the water discharge valve, starting the separation operation mechanism, and controlling the separation speed to be the optimal separation speed N 1 The method comprises the steps of carrying out a first treatment on the surface of the Controlling the separation time length to be the optimal separation time T 1 ；
S50: and opening a drainage valve, and filtering and separating seeds.
Wherein preferably, step S11 is further included: initializing, detecting whether a pressure sensor, a water supply system and a separation operation mechanism are in a normal state, and if so, executing the next step; otherwise, the fault is prompted.
Wherein, according to the PID control method, the processor can control the rotating speed to be N within a certain precision 1 。
Further, in step S10, if the weight G is actually inputted 1 Exceeding the maximum load G max Then the load is exceeded.
Further, maximum load G max The calculation is based on the motor load capacity of the split work mechanism.
Further, the optimal water content value H 1 The calculation formula is as follows: h 1 ＝3*G 1 。
Further, the optimal separation time T 1 The calculation formula is as follows: t (T) 1 ＝5+(G 1 -0)。
Further, the optimal separation speed N 1 The calculation formula is as follows:
Figure BDA0003767674700000061
by adopting the technical scheme, the invention has the following beneficial effects:
the device and the method for separating the pulp seeds realize automatic and intelligent separation and cleaning of the pulp seeds, can be used for agricultural pulp seed production, and are high in efficiency, low in cost and higher in separation purity.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings which are required in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are some embodiments of the invention and that other drawings may be obtained from these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a pulp seed separating device according to embodiment 1 of the present invention;
FIG. 2 is a schematic diagram of a control system according to embodiment 1 of the present invention;
FIG. 3 is a flow chart of a method for separating seeds of the pulp type in embodiment 2 of the present invention;
fig. 4 is a schematic structural diagram of a pulp seed separating device according to embodiment 3 of the present invention;
fig. 5 is a graph showing the variation of the rotational speeds of the separating blades and the power take-off shaft in three stages of separating the pulp seed in example 3 of the present invention.
Reference numerals:
10-a body; 11-a receiving cavity; 12-a sedimentation chamber; 20-separating the operation mechanism; 21-an electric motor; 22-separating blades; 23-a power output shaft; 24-speed limiting clutch; 31-a water inlet valve; 32-a drain valve; 41-weight detection means; 42-a water level sensor; 50-separating cylinder; 51-a slag discharging hole; 60-sieve plate; 70-separate pump body.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The invention is further illustrated with reference to specific embodiments.
Example 1
As shown in fig. 1-2, the apparatus for separating pulp seeds provided in this embodiment includes: a body 10, a separation operating mechanism 20 and a water supply system;
the body 10 is provided with a cylindrical accommodating cavity 11 for accommodating ladybug crops;
the separation operation mechanism 20 includes a motor 21 and a separation blade 22; the separating blade 22 is rotatably arranged in the accommodating cavity 11, and the separating blade 22 is driven by the motor 21 to rotate and is used for crushing and cutting the shell, separating jelly and seeds of the ladybug-like crops;
the water supply system comprises a water delivery pump body and a water supply pipeline and is used for inputting separated water into the accommodating cavity 11. The water supply pipeline is provided with a water inlet valve 31.
The bottom of the cylindrical accommodating cavity 11 is provided with a weight detecting mechanism 41 for weighing the weight of the ladybug-like crops. The weight detecting means 41 preferably employs a pressure sensor, such as HX711 pressure sensor. And a water level sensor 42 for detecting a water level is provided in the cylindrical accommodation chamber 11.
As shown in fig. 2, the present embodiment further includes a central processing unit, which is a controller for reading, analyzing, processing data, and sending control instructions, and is connected to the water delivery pump body, the motor 21, the pressure sensor, and the water supply system, respectively. And the embodiment also comprises a power supply device for supplying power and stabilizing voltage.
The processor can automatically select the optimal separated water amount according to the weight of the ladybug crops detected by the pressure sensor; and the water supply valve and the water delivery pump body are controlled to be opened and closed through the detection and feedback results of the water level sensor 42, and the separated water in the accommodating cavity 11 is automatically controlled to be maintained at the optimal value. The central processing unit also comprises a driving unit, and the driving unit is connected with the water delivery pump body, the motor 21, the water inlet valve 31 and the water outlet valve 32.
The body 10 is provided with a drain pipe at the bottom of the housing chamber 11, and a drain valve 32 is provided on the drain pipe. The drain valve 32 is connected to the processor.
More preferably, the present embodiment further includes a filtering device (not shown) connected to the drain line for receiving the mixed liquid discharged from the accommodating chamber 11, separating seeds and residues, and a collecting device (not shown). The filtering device is preferably a filter screen, a filter screen and the like, and pure seeds can be obtained after impurities are filtered. The collecting device is connected with the filtering device and is used for receiving and collecting seeds.
The invention has simple structure, high automation degree, low cost, high efficiency and huge social benefits, and can realize the automatic production of separating pulp seeds.
Example 2
As shown in fig. 3, the invention also discloses a method for separating the pulp seeds by adopting the device for separating the pulp seeds, which comprises the following steps:
s10: inputting ladybug into the accommodating cavity 11 in the body 10, and the weight detecting mechanism 41 monitors the actual input weight G of the ladybug from time to time 1 For example, input weight G 1 Less than or equal to the weight threshold G 0 Continuously inputting the ladybug crops until the weight G is input 1 Greater than the weight threshold G 0 The method comprises the steps of carrying out a first treatment on the surface of the If the weight G is actually input 1 Exceeding the maximum load G max Then the load is exceeded.
S20: the processor inputs the weight G according to the actual 1 Calculating the optimal water content value H 1 Optimum separation time T 1 Optimum separation speed N 1 ；
S30: the separated water is input into the accommodating cavity 11 in the body 10, and the water level sensor 42 monitors the input separated water volume from time to time until the input separated water reaches the optimal water volume value H 1 ；
S40: closing the drain valve 32, starting the separation mechanism 20, and controlling the separation speed to be the optimal separation speed N 1 The method comprises the steps of carrying out a first treatment on the surface of the Controlling the separation time length to be the optimal separation time T 1 ；
S50: the drain valve 32 is opened and the seeds are filtered out.
Preferably, step S11 is further included in S10: initializing, detecting whether the pressure sensor, the water supply system and the separation operation mechanism 20 are in a normal state, and if so, executing the next step; otherwise, the fault is prompted.
Wherein the maximum load G max The calculation is performed based on the load capacity of the motor 21 of the separation work mechanism 20. The optimal water content value H 1 The calculation formula is as follows: h 1 ＝3*G 1 。
The optimal separation time T 1 The calculation formula is as follows: t (T) 1 ＝5+(G 1 -G 0 )。
The optimal separation speed N 1 The calculation formula is as follows:
Figure BDA0003767674700000091
the device and the method for separating the pulp seeds realize automatic and intelligent separation and cleaning of the pulp seeds, can be used for agricultural pulp seed production, and are high in efficiency, low in cost and higher in separation purity.
Example 3
This embodiment is substantially the same as embodiment 1 except that:
as shown in fig. 4, the present embodiment includes a separating cylinder 50, the separating cylinder 50 is rotatably disposed in the accommodating chamber 11, and the separating cylinder 50 is disposed coaxially with the separating blade 22; the bottom and side walls of the separation cylinder 50 are provided with a plurality of slag discharging holes 51 for discharging the slag and the gum solution (jelly).
The power output shaft 23 of the motor 21 sequentially extends into the accommodating cavity 11 and the separating cylinder 50 from outside; the separating blades 22 are arranged in the separating cylinder 50 and fixedly connected with the power output shaft 23; the power output shaft 23 is connected with the separating cylinder 50 through a speed limiting clutch 24; when the rotation speed v of the power output shaft 23 and the separation blade 22 is greater than or equal to the limit speed v 0 When the separating tube 50 rotates along with the power output shaft 23; when the rotation speed v of the power output shaft 23 and the separating blades 22 is lower than the limit speed v 0 When the separating tube 50 is separated from the power output shaft 23, the separating tube and the power output shaft can rotate freely.
The speed limiting clutch 24 is of a prior art and is well established and will not be described in detail herein.
A sieve plate 60 is arranged in the accommodating cavity 11 and below the separating cylinder 50 and is used for receiving the crushed slag and filtering water; a sedimentation chamber 12 is arranged below the sieve plate 60 for sedimentation of the aqueous liquid.
Referring to fig. 5, the process of separating the pulp seeds sequentially includes: a crushing stage, a separating stage and a spin-drying stage;
in the crushing phase, the rotational speed of the power take-off shaft 23 and the separating blades 22 is always less than the limit speed v 0 The method comprises the steps of carrying out a first treatment on the surface of the Preferably, in the crushing stage, the rotation speed of the power take-off shaft 23 and the separating blades 22 is 1/4 to 2/3 of the limit speed v 0;
in the separation phase, the rotational speed of the power take-off shaft 23 and the separation blades 22 is at the defined speed v 0 Sinusoidal variation for the center; i.e. the rotational speed of the power take-off shaft 23 and the separating blades 22 is greater than the defined speed v 0 Thereby driving the separating cylinder 50 to synchronously rotate; the rotation speed of the power take-off shaft 23 and the separating blade 22 is less than the limit speed v 0 The separating drum 50 and the separating blades 22 rotate relatively, so that the separating blades 22 are utilized to stir the ladybug seeds, the scraps and the jelly in the separating drum 50, and the scraps and the jelly are crushed for the second time; wherein the amplitude of the sinusoid is smaller than the rotational speed of said power take-off shaft 23 and the separating blades 22 of the crushing stage, i.e. the amplitude of the sinusoid is smaller than the limiting speed v 0 1/4 to 2/3 of the total weight of the product; avoiding damaging the seeds due to too high relative rotational speed between the separating drum 50 and the separating blades 22.
In the spin-drying stage, the rotation speed of the power output shaft 23 and the separating blades 22 is always greater than the limit speed v0, the power output shaft 23 drives the separating drum 50 to synchronously and rapidly rotate, and the centrifugal force is utilized to throw the slag and jelly out of the separating drum 50. Preferably, the rotational speed of the power take-off shaft 23 and the separating drum 50 during the spin-drying phase is 1.5-3 times said defined speed v 0. In the spin-drying stage, the separating drum 50 and the separating blades 22 are kept relatively stationary, so that breakage of the separating blades 22 can be prevented.
Wherein the aperture of the slag discharging hole 51 is smaller than the particle diameter of the seed, more preferably, the aperture of the slag discharging hole 51 is equal to the average particle diameter of the normal mature seed, thereby realizing the screening of the high quality seed while discharging the crushed slag and jelly.
More preferably, a separate pump body 70 is also included; the power output shaft 23 is arranged in a hollow way, a flow channel is arranged in the power output shaft 23, and a part of side wall of the power output shaft 23 in the separating cylinder 50 is provided with a spray hole for connecting the inside and the outside of the flow channel; the separation pump body 70 is used for pumping separation water into the flow channel and spraying the separation water from the spraying holes.
In the crushing stage, the water-transporting pump body or the separating pump body 70 is used for inputting separating water into the accommodating cavity 11 and the separating cylinder 50, the separating water overflows the ladybug-like crops and the separating blades 22, and the separating blades 22 rotate in the separating water to crush the ladybug-like crops.
A separation stage of drawing out separated water liquid, wherein the liquid level of the separated water liquid is lower than that of the separation cylinder 50 (i.e. the separated water liquid does not exist in the separation cylinder 50); the separation pump body 70 is used for pumping the separation water into the flow channel, the separation water is sprayed out from the spray holes, so that seeds, crushed slag and jelly are separated, and the separation water is thrown out of the separation barrel 50 along with the separation water through the slag discharge holes 51.
Preferably, the liquid inlet of the separation pump body 70 is connected to the sedimentation chamber 12 through a pipeline, so as to realize recycling of the separated water.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.

Claims (8)

1. A pulp seed separation device, comprising: the device comprises a body, a separation operation mechanism and a water supply system;
the body is provided with a cylindrical accommodating cavity for accommodating the ladybug crops;
the separation operation mechanism comprises a motor and a separation blade; the separating blades are rotatably arranged in the accommodating cavity and driven by the motor to rotate, and are used for crushing and cutting shells of ladybug-like crops, separating jelly and seeds;
the water supply system comprises a water delivery pump body and a water supply pipeline and is used for inputting separated water into the accommodating cavity;
the separating cylinder is rotatably arranged in the accommodating cavity and coaxially arranged with the separating blades;
the power output shaft of the motor sequentially extends into the accommodating cavity and the separating cylinder from outside; the separating blades are arranged in the separating cylinder and fixedly connected with the power output shaft; the power output shaft is connected with the separating cylinder through a speed limiting clutch; when the rotation speed of the power output shaft and the separating blades is greater than or equal to the limiting speed, the separating cylinder rotates along with the power output shaft; when the rotation speeds of the power output shaft and the separating blades are lower than the limiting speed, the separating cylinder is separated from the power output shaft, and the separating cylinder and the power output shaft can rotate freely relatively;
the bottom and the side wall of the separating cylinder are provided with a plurality of slag discharging holes for discharging the slag and the glue solution;
the separation process of the pulp seeds sequentially comprises the following steps: a crushing stage, a separating stage and a spin-drying stage;
in the crushing stage, the rotation speed of the power output shaft and the separating blades is always smaller than the limiting speed;
in the separation stage, the rotation speed of the power output shaft and the separation blade is in a sine curve type with the limiting speed as the center; namely, the rotation speed of the power output shaft and the separation blades is higher than a limiting speed, so that the separation cylinder is driven to synchronously rotate; the rotating speed of the power output shaft and the separating blades is less than a limiting speed, the separating cylinder and the separating blades rotate relatively, so that the separating blades are utilized to stir ladybug seeds, crushed slag and jelly in the separating cylinder, and the crushed slag and jelly are crushed secondarily;
and in the spin-drying stage, the rotating speeds of the power output shaft and the separating blades are always larger than the limiting speed, the power output shaft drives the separating cylinder to synchronously and rapidly rotate, and the centrifugal force is utilized to throw the broken slag and jelly out of the separating cylinder.
2. The pulp seed separating device according to claim 1, wherein in the crushing stage, the rotational speed of the power take-off shaft and the separating blades is 1/4 to 2/3 of the defined speed.
3. The pulp seed separating device according to claim 1, wherein the rotational speed of the power take-off shaft and the separating drum during the spin-drying phase is 1.5-3 times the defined speed.
4. The pulp seed separation device according to claim 1, wherein a screen plate is arranged in the accommodating cavity and below the separation cylinder for receiving the crushed slag and filtering water; a sedimentation cavity is arranged below the sieve plate and is used for precipitating water liquid.
5. The pulp seed separation device according to claim 1, wherein the aperture of the slag discharge hole is smaller than the particle size of the seed.
6. The pulp seed separation device according to claim 1, wherein the size of the slag discharge holes is equal to the average particle size of normal mature seeds.
7. The pulp seed separation device of claim 4, further comprising a separation pump body; the power output shaft is arranged in a hollow way, a flow channel is arranged in the power output shaft, and a part of side wall of the power output shaft in the separating cylinder is provided with a spray hole for connecting the inside and the outside of the flow channel; the separation pump body is used for pumping separation water liquid into the flow channel, and the separation water liquid is sprayed out from the spray hole.
8. The pulp seed separation device according to claim 7, wherein the liquid inlet of the separation pump body is connected with the sedimentation chamber through a pipeline, thereby realizing recycling of separated water liquid.
CN202210891264.5A 2021-03-28 2021-03-28 Pulp seed separator Active CN115176601B (en)

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