CN110456012B - Starch slurry detection device, starch processing production line and starch slurry quality judgment method - Google Patents

Starch slurry detection device, starch processing production line and starch slurry quality judgment method Download PDF

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Publication number
CN110456012B
CN110456012B CN201910727344.5A CN201910727344A CN110456012B CN 110456012 B CN110456012 B CN 110456012B CN 201910727344 A CN201910727344 A CN 201910727344A CN 110456012 B CN110456012 B CN 110456012B
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starch slurry
starch
sensing
detection
head
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CN110456012A (en
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范现国
郑昕
王雄飞
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Jinmailang Food Co ltd
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Jinmailang Food Co ltd
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K13/00—Thermometers specially adapted for specific purposes
    • G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K13/00—Thermometers specially adapted for specific purposes
    • G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
    • G01K13/026—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow of moving liquids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/02—Food
    • G01N33/10—Starch-containing substances, e.g. dough
    • 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
    • Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
    • Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics

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Abstract

The invention provides a starch slurry detection device, a starch processing production line and a starch slurry quality judgment method, and belongs to the field of starch processing. The starch slurry detection device comprises a lifting mechanism, a sensing assembly and an immersion part. The lifting mechanism is provided with a lifting end. The sensing component is arranged on the lifting end and provided with a sensing end. The immersion part is connected with the sensing end and is used for being inserted into flowing starch slurry. The sensing assembly is used for detecting acting force applied to the immersed part in the starch slurry flow direction. The starch processing production line comprises the starch slurry detection device. The starch slurry quality judging method adopts the starch slurry detecting device. According to the starch slurry detection device, the starch processing production line and the starch slurry quality judgment method, the sensing component detects the acting force from the starch slurry received by the immersed part, and then a user can accurately control the quality of the starch slurry according to whether the detection data detected by the sensing component is in the preset detection range, so that the quality of a product is more stable.

Description

Starch slurry detection device, starch processing production line and starch slurry quality judgment method
Technical Field
The invention belongs to the technical field of starch processing, and particularly relates to a starch slurry detection device, a starch processing production line and a starch slurry quality judgment method.
Background
In the production of vermicelli, starch and starch are important processes for ensuring the quality of vermicelli. And starch refers to the process of mixing starch and water to prepare starch slurry, the whole process is seemingly simple, but because starch properties of different factories and different seasons have certain difference, in order to obtain starch slurry with quality meeting preset requirements, the ratio of starch to water cannot be simply set to a fixed value, even the temperature of water is different from that of starch, the ratio of starch to water needs to be adjusted, so that the quality of starch slurry is difficult to ensure through the fixed ratio of starch to water. In actual production, whether the starch and water ratio is proper can only be determined by judging the quality of the starch slurry, and then the proper starch and water ratio is adopted to produce the starch slurry so as to ensure the quality of the starch slurry.
However, in the current production of vermicelli, the quality of the starch slurry has no uniform judgment standard and can be judged only by experience of skilled workers. The skilled worker judges whether the starch slurry meets the starch leakage requirement by observing the falling flow rate, appearance and the like of the starch slurry and determines the quality of the starch slurry, so that the quality of the starch slurry is difficult to accurately control, and the quality of a product is unstable.
Disclosure of Invention
The invention aims to provide a starch slurry detection device, which solves the technical problems that in the prior art, the quality of starch slurry is difficult to control accurately and the quality of products is unstable due to the fact that a skilled worker is used for determining the quality of starch slurry by observing the falling flow rate, appearance and the like of the starch slurry.
In order to achieve the above purpose, the technical scheme adopted by the invention is that the starch slurry detection device comprises:
the lifting mechanism is provided with a lifting end;
the sensing component is arranged on the lifting end and provided with a sensing end; and
an immersion part connected with the sensing end and used for being inserted into flowing starch slurry;
the sensing component is used for detecting acting force exerted on the immersed part in the starch slurry flow direction.
Further, an insertion detection assembly for detecting the depth of the immersed part inserted into the starch slurry is further arranged on the lifting end.
Further, the insertion detection component is a limit switch which is arranged on the lifting end and used for detecting the starch slurry surface, and the distance from the limit switch to the immersed portion in the insertion direction is a preset value.
Further, the lifting mechanism comprises:
the fixed plate is provided with a guide rail;
the sliding seat is arranged on the guide rail in a sliding manner, and the sliding seat forms the lifting end; and
the telescopic assembly is arranged on the fixed plate and parallel to the guide rail, and the telescopic end is connected with the sliding seat.
Further, the immersed portion includes sequentially disposed along a detection direction of the sensing end:
the head part is provided with a primary head face at the front side, and the primary head face is a convex cambered surface; and
and the tail part is connected with the rear side of the head part, and the width of the tail part gradually decreases in the direction from head to tail.
Further, the cross-sectional profile of the primary head-on is an elliptic curve, and the elliptic semi-major axis a of the cross-sectional profile of the primary head-on is collinear with the central axis c of the cross-section of the tail.
Further, the ratio of the elliptical semi-major axis a to the elliptical semi-minor axis b of the primary head-on cross-sectional profile is at 2:1 to 3:1, and/or the ratio of the elliptical semi-minor axis b of the primary head-on cross-sectional profile to the central axis c of the tail cross-section is between 1:6 to 1: 8.
Further, the sensing assembly is a parallel beam sensor, one end of the parallel beam sensor is connected with the lifting end, and the other end of the parallel beam sensor is connected with the immersed portion.
Further, the starch slurry detection device further comprises a temperature sensor arranged at the lower part of the primary head-on.
The starch slurry detection device provided by the invention has the beneficial effects that: compared with the prior art, when the starch slurry detection device is used, the immersed part is inserted into flowing starch slurry through the lifting end of the lifting mechanism, so that the sensing component detects the acting force from the starch slurry received by the immersed part, and then a user can judge whether the starch slurry meets the requirement according to whether the detection data detected by the sensing component is within the preset detection range or not, so that the quality of the starch slurry is accurately controlled, and the quality of a product is more stable.
The invention also provides a starch processing production line, which comprises the starch slurry detection device.
The beneficial effects of the starch processing production line provided by the invention are the same as those of the starch slurry detection device, and are not repeated here.
The invention also provides a starch slurry quality judging method, which adopts the starch slurry detecting device described in any one of the above, and comprises the following steps:
pushing the starch slurry to flow at a predetermined speed;
inserting the immersed part into the flowing starch slurry at a preset depth, and keeping the sensing assembly to detect the acting force exerted by the immersed part on the starch slurry flow;
and acquiring detection data of the sensing component, and judging that the quality of the starch slurry meets the preset requirement if the detection data is within the preset detection range.
The starch slurry quality judging method provided by the invention has the beneficial effects that: compared with the prior art, the starch slurry quality judging method adopts the starch slurry detecting device, and the starch slurry flows at the preset speed and the immersing part is inserted into the flowing starch slurry at the preset depth, so that the acting force of the immersing part is only related to the quality of the starch slurry, and whether the quality of the starch slurry meets the preset requirement can be judged according to whether the detection data detected by the sensing component is in the preset detection range, thereby accurately controlling the quality of the starch slurry and ensuring the quality of products to be more stable.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a front view of a starch slurry detecting device according to an embodiment of the present invention;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a front view of the starch slurry detecting device of FIG. 1 in a lowered state at the immersed portion;
fig. 4 is an enlarged view of the immersed portion in fig. 2;
FIG. 5 is a cross-sectional view taken at A-A of FIG. 4;
fig. 6 is a diagram of fig. 5, with the section line not shown.
Wherein, each reference sign in the figure:
1-an immersed portion; 11-head; 111-initial face; 12-tail; 2-a sensing assembly; 3-a temperature sensor; 4-a lifting mechanism; 41-a fixing plate; 42-a guide rail; 43-sliding seat; 44-telescoping assembly; 5-limit switch.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1 to 6, a starch slurry detecting device according to an embodiment of the invention will be described. A starch slurry detection device comprises a lifting mechanism 4, a sensing assembly 2 and an immersion part 1.
The lifting mechanism 4 is provided with a lifting end. The sensing component 2 is arranged on the lifting end and is provided with a sensing end. The immersion part 1 is connected to the sensing end for insertion into the flowing starch slurry. The sensing assembly 2 is used for detecting the acting force exerted by the immersion part 1 in the starch slurry flow direction.
Compared with the prior art, when the starch slurry detection device is used, the immersion part 1 is inserted into flowing starch slurry through the lifting end of the lifting mechanism 4, so that the sensing component 2 detects the acting force from the starch slurry on the immersion part 1, and then a user can judge whether the starch slurry meets the requirement according to whether the detection data detected by the sensing component 2 is in the preset detection range or not, so that the quality of the starch slurry is accurately controlled, and the quality of a product is more stable.
In use, the lifting mechanism 4 may be fixed at the stirred tank of the starch slurry or at the inlet of the starch slurry container such that the immersion part 1 is located above the flowing starch slurry, the lifting mechanism 4 being able to insert the immersion part 1 into the flowing starch slurry by the lowering of the lifting end. The immersion part 1 is fixed to the sensing end of the sensing assembly 2 such that the sensing assembly 2 can detect the force applied to the immersion part 1 after the immersion part 1 is inserted into the flowing starch slurry. More specifically, the immersion part 1 may be flat, and the flat surface of the immersion part 1 is parallel to the flow direction of the starch slurry, so that the detection accuracy is prevented from being affected by excessive acting force of the starch slurry on the immersion part 1, and the sensor assembly 2 is prevented from being damaged due to excessive stress. The sensor assembly 2 may be any of various existing force sensors, and the sensor assembly 2 may be capable of detecting the force applied from the starch slurry to the immersion part 1.
As a specific embodiment of the starch slurry detecting device provided by the invention, the lifting end is also provided with an insertion detecting component for detecting the depth of the immersed part 1 inserted into the starch slurry.
During detection, the insertion depth of the immersion part 1 into the starch slurry can be detected through the insertion detection component, so that the insertion depth of the immersion part 1 during each detection is controlled, and the influence of the change of the insertion depth of the immersion part 1 on the acting force of the starch slurry on the immersion part 1 is avoided. The starch slurry detection device of the embodiment can be controlled by an electric control unit, the electric control unit can be controlled by a programmable logic controller or a singlechip, and the insertion detection component is electrically connected with the input end of the electric control unit. The insertion detection assembly transmits the detected depth information to the electronic control unit, and the electronic control unit controls the lifting end of the lifting mechanism 4 to descend according to preset depth conditions.
Referring to fig. 1 to 4, as a specific embodiment of the starch slurry detecting device provided by the present invention, the insertion detecting component is a limit switch 5 disposed on the lifting end and used for detecting the liquid level of the starch slurry, and the distance from the limit switch 5 to the immersed portion 1 in the insertion direction is a predetermined value.
When the starch slurry detecting device is used, the starch slurry detecting device can be controlled by an electric control unit, the electric control unit can be controlled by a programmable logic controller or a singlechip, and the limit switch 5 is electrically connected with the input end of the electric control unit. The limit switch 5 is lifted along with the lifting end, and in the process that the immersed part 1 is gradually inserted into the starch slurry, the limit switch 5 is contacted with the starch slurry surface to be triggered, at the moment, the limit switch 5 sends a signal to the electronic control unit, the electronic control unit controls the lifting end of the lifting mechanism 4 to stop lifting, and the depth of the immersed part 1 inserted into the starch slurry reaches a preset depth. With this arrangement, each time a test is performed, the depth of insertion of the immersion part 1 into the starch slurry is a predetermined depth, thereby avoiding the influence of the change in the depth of insertion of the immersion part 1 on the acting force of the starch slurry to which the immersion part 1 is subjected.
Specifically, the limit switch 5 is arranged on the lifting end, and the limit switch 5 is directly fixed on the lifting end, namely, is directly arranged on the lifting end; also comprises a limit switch 5 which is fixed on the sensing component 2, namely indirectly arranged on the lifting end.
Referring to fig. 1 to 3, as an embodiment of the starch slurry detecting device provided by the present invention, the lifting mechanism 4 includes a fixing plate 41, a sliding seat 43 and a telescopic assembly 44.
The fixing plate 41 is provided with a guide rail 42. The sliding seat 43 is slidably disposed on the guide rail 42, and the sliding seat 43 forms a lifting end. The telescopic assembly 44 is disposed on the fixed plate 41 and parallel to the guide rail 42, and the telescopic end is connected to the sliding seat 43.
Specifically, the starch slurry flows at a predetermined speed in the container, and the fixing plate 41 is for being vertically fixed to the container. Two mutually parallel vertical guide rails 42 are arranged on the surface of the fixed plate 41, and the sliding seat 43 is respectively in sliding connection with the two guide rails 42 through two sliding blocks, so that the sliding seat 43 can slide in the vertical direction, and the sensing assembly 2 is arranged on the sliding seat 43. The telescopic assembly 44 may be an electric push rod, which is fixed on the fixed plate 41, and the telescopic end and the sliding seat 43 are used for pushing the sliding seat 43 to lift. The electric push rod is electrically connected with the output end of the electric control unit, and the electric control unit controls the expansion and contraction.
Referring to fig. 4 and 5, as a specific embodiment of the starch slurry detecting device provided by the present invention, the immersion part 1 includes a head part 11 and a tail part 12 sequentially arranged along the detecting direction of the sensing end.
The front side of the head 11 is provided with a primary head face 111, and the primary head face 111 is a convex cambered surface. The tail portion 12 is connected to the rear side of the head portion 11, and the width of the tail portion 12 gradually decreases in the head-to-tail direction.
In use, the primary facing surface 111 of the head 11 faces the flowing starch slurry, which is split by the head 11 and flows along the sides of the tail 12 and merges behind the tail 12. The primary face 111 of the head 11 is a convex cambered surface, so that the starch slurry can be smoothly divided into two strands, the flow of the starch slurry after division is prevented from becoming disordered, the acting force of the starch slurry on the head 11 can be more stably and efficiently collected, the strength of the head 11 can be improved, and the head 11 is prevented from being damaged due to long-time impact. The width of the tail 12 gradually decreases from front to back, so that the divided starch slurry flows along the side surface of the tail 12 and merges at the rear of the tail 12, so that the starch slurry keeps contact with the side surface of the tail 12, and the adhesive force between the starch slurry and the tail 12 can increase the acting force of the starch slurry on the immersed part 1.
Referring to fig. 4 and 5, as a specific embodiment of the starch slurry detecting device provided by the present invention, the cross-sectional profile of the primary head-on 111 is an elliptic curve, and the semi-major axis a of the ellipse of the cross-sectional profile of the primary head-on 111 is collinear with the central axis c of the cross-section of the tail 12. The cross-sectional profile of the primary face 111 is an elliptic curve, which can improve the mechanical strength of the head 11 and better collect the acting force of the starch slurry on the head 11.
Specifically, the head 11 has a semi-elliptic cylindrical shape, and the curved side surface is the primary face 111. The tail 12 is wedge-shaped with the tip backwards, and two wedge surfaces of the tail 12 are respectively plane and symmetrical with respect to the central axis of the tail 12, so that the section of the tail 12 is isosceles triangle.
More specifically, as shown in fig. 6, the head 11 has a semi-elliptic cylindrical shape, the primary head 111 is symmetrical about the central axis of the tail 12, the connection lines between the outer end points of the two elliptic semi-minor axes b of the cross-sectional profile of the primary head 111 and the outer end points of the elliptic semi-major axes a are respectively base lines d, and the included angle between the perpendicular bisectors of the two base lines d is the primary head angle α. Each starch slurry detecting device may include a plurality of dipping portions 1, and each dipping portion 1 may have a different initial attack angle α, and the dipping portion 1 having a different initial attack angle α may be selected according to a flow rate of starch slurry.
Referring to fig. 5, as a specific embodiment of the starch slurry detecting device provided by the present invention, the ratio of the elliptical semi-major axis a to the elliptical semi-minor axis b of the cross-sectional profile of the primary face 111 is 2:1 to 3:1, make the head 11 more be applicable to the detection of the starch thick liquid of production vermicelli, the just head 111 of head 11 is for the arc can smoothly split into two strands with starch thick liquid, avoids the starch thick liquid flow after splitting to become the disorder, can more stable efficient collection starch thick liquid to the effort of head 11, can also improve the intensity of head 11, avoids head 11 to receive the impact and damage for a long time. The ratio of the elliptical semi-minor axis b of the initial frontal 111 cross-sectional profile to the central axis c of the tail 12 cross-section is 1:6 to 1:8, so that the immersing part 1 is more suitable for detecting the starch slurry for producing the vermicelli, the starch slurry after being divided flows along the side face of the tail part 12 and is converged behind the tail part 12, the starch slurry is kept in contact with the side face of the tail part 12, and the adhesive force between the starch slurry and the tail part 12 can increase the acting force of the starch slurry on the immersing part 1. The above two are combined to enable the whole immersed portion 1 to be flat, the middle shaft surface of the immersed portion 1 is parallel to the flow direction of the starch slurry, the influence of the starch slurry on the detection precision caused by the overlarge acting force of the immersed portion 1 is avoided, and the damage of the sensing assembly 2 caused by overlarge stress can also be avoided. The elliptic semi-minor axis b of the primary face 111 determines the impact force of the starch slurry on the immersed portion 1, and the smaller the elliptic semi-minor axis b, the larger the flow velocity of the starch slurry, the immersed portion 1 can be used.
Specifically, the semi-major axis a of the ellipse of the cross-sectional profile of the primary head-on 111 is 7.5cm long, the semi-minor axis b of the ellipse of the cross-sectional profile of the primary head-on 111 is 2.715cm long, and the central axis c of the cross-section of the tail 12 is 19cm long. The ellipse semi-major axis a of the primary head-on 111 cross-sectional profile is 7cm long, the ellipse semi-minor axis b of the primary head-on 111 cross-sectional profile is 3.5cm long, and the central axis c of the tail 12 cross-section is 21cm long. The ellipse semi-major axis a of the primary head-on 111 cross-sectional profile is 9cm long, the ellipse semi-minor axis b of the primary head-on 111 cross-sectional profile is 3cm long, and the central axis c of the tail 12 cross-section is 24cm long.
Referring to fig. 4, as a specific embodiment of the starch slurry detecting device provided by the present invention, the sensing component 2 is a parallel beam sensor, one end of the parallel beam sensor is connected to the lifting end, and the other end is connected to the immersed portion 1.
Specifically, the parallel beam sensor is disposed vertically, with its upper end fixed to the lifting end of the lifting mechanism 4 and its lower end fixed to the upper end of the head 11. The detection direction of the lower end of the parallel beam sensor is parallel to the front-rear direction of the head 11. When the immersed portion 1 is inserted into the starch slurry, the flow direction of the starch slurry, the front-rear direction of the head portion 11 and the detection direction of the lower end of the parallel beam sensor are parallel to each other, and the primary facing surface 111 of the head portion 11 against which the starch slurry impacts forms the main acting force to which the immersed portion 1 is subjected.
Referring to fig. 4, as a specific embodiment of the starch slurry detecting device provided by the present invention, the starch slurry detecting device further includes a temperature sensor 3 disposed at the lower portion of the primary face 111. The temperature sensor 3 can detect the temperature of the starch slurry, so that the influence of the change of the temperature on the detection of the starch slurry is avoided. The temperature sensor 3 is arranged at the lower part of the primary face 111, so that after the immersed part 1 is inserted into the starch slurry, the flowing starch slurry is contacted with the temperature sensor 3 firstly and then contacted with the immersed part 1, the influence of the temperature of the immersed part 1 on the temperature of the starch slurry is reduced, the temperature detected by the temperature sensor 3 is more accurate, and meanwhile, the temperature sensor 3 is enabled to be deeper into the starch slurry, so that the temperature inside the starch slurry can be better detected.
The invention also provides a concrete implementation mode of the starch processing production line, which comprises the starch slurry detection device.
Compared with the prior art, when the starch processing production line is used for producing starch slurry, the immersion part 1 is inserted into flowing starch slurry through the lifting mechanism 4 of the starch slurry detection device, so that the sensing component 2 detects the acting force from the starch slurry on the immersion part 1, and then a user can judge whether the starch slurry meets the requirement according to whether the detection data detected by the sensing component 2 is in the preset detection range or not, so that the quality of the starch slurry is accurately controlled, and the quality of a product is more stable.
In particular, the starch processing line may be a vermicelli line that mixes starch with water to form a starch slurry, and then prepares the starch slurry into vermicelli.
The invention also provides a concrete implementation mode of the starch slurry quality judging method, which adopts the starch slurry detecting device and comprises the following steps:
pushing the starch slurry to flow at a predetermined speed.
The immersion part 1 is inserted into the flowing starch slurry at a predetermined depth, and the sensing assembly 2 is maintained to detect the acting force of the immersion part 1 in the direction of the starch slurry flow.
And acquiring detection data of the sensing component 2, and judging that the quality of the starch slurry meets the preset requirement if the detection data is within the preset detection range.
Compared with the prior art, the starch slurry quality judging method of the embodiment of the invention adopts the starch slurry detecting device, and the starch slurry flows at the preset speed and the immersing part 1 is inserted into the flowing starch slurry at the preset depth, so that the acting force of the immersing part 1 is only related to the quality of the starch slurry, and whether the quality of the starch slurry meets the preset requirement can be judged according to whether the detection data detected by the sensing component 2 is in the preset detection range, thereby accurately controlling the quality of the starch slurry and ensuring the quality of products to be more stable.
Specifically, the slurry may be conveyed at a predetermined speed using a pipe, and maintained within a predetermined temperature range. The starch slurry flows out at the outlet of the pipe, the immersion part 1 is inserted into the starch slurry at the outlet of the pipe at a predetermined depth, and the holding and sensing assembly 2 can detect the acting force exerted on the immersion part 1 in the starch slurry flow direction by adjusting the direction of the immersion part 1. The method can be beneficial to a programmable logic controller or a singlechip and the like to acquire detection data of the sensing component 2, compare the detection data with a preset detection range, judge that the quality of the starch slurry meets a preset requirement if the detection data is within the preset detection range, increase the proportion of starch in the starch slurry if the detection data is smaller than the minimum value of the preset detection range, and increase the proportion of water in the starch slurry if the detection data is larger than the maximum value of the preset detection range.
As a specific implementation mode of the starch slurry quality judging method provided by the invention, the preset speed is 3cm/s to 16cm/s. The method is more suitable for detecting the starch slurry for producing the vermicelli.
As a specific implementation mode of the starch slurry quality judging method provided by the invention, the preset detection range is determined by adopting the following method:
firstly, the immersed portion 1 is respectively inserted into a plurality of reference starch slurries flowing at a predetermined speed at a predetermined depth, and a plurality of detection data of the sensing assembly 2 are respectively obtained as reference detection data, wherein the starch and water proportions of the plurality of reference starch slurries are different, and the quality of the plurality of reference starch slurries meets the predetermined requirement. Then, the maximum value and the minimum value in the reference detection data are taken as the maximum value and the minimum value of the preset detection range.
Specifically, in a predetermined temperature range, a plurality of reference starch slurries are detected by using a starch slurry detection device respectively, a plurality of detection data are obtained as reference detection data, and the maximum value and the minimum value in the reference detection data are taken as the maximum value and the minimum value in a preset detection range. When the starch slurry is detected by the starch slurry detection device, the obtained detection data is compared with a preset detection range, if the detection data is within the preset detection range, the quality of the detected starch slurry can be judged to meet the preset requirement, and if the detection data is not within the preset detection range, the starch and water ratio of the starch slurry needs to be adjusted.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.

Claims (6)

1. A starch slurry detection device, comprising:
the lifting mechanism is provided with a lifting end;
the sensing assembly is arranged on the lifting end and provided with a sensing end; and
an immersion part connected with the sensing end and used for being inserted into flowing starch slurry;
the sensing component is used for detecting acting force exerted on the immersed part in the starch slurry flow direction;
the immersion part comprises the following components sequentially arranged along the detection direction of the sensing end:
the head part is provided with a primary head face at the front side, and the primary head face is a convex cambered surface; and
a tail portion connected to a rear side of the head portion, and gradually decreasing in width in a head-to-tail direction;
the lifting end is also provided with an insertion detection assembly for detecting the depth of the immersed part inserted into the starch slurry;
the insertion detection assembly is a limit switch which is arranged on the lifting end and is used for detecting the starch slurry surface, and the distance from the limit switch to the immersed part in the insertion direction is a preset value;
the lifting mechanism comprises:
the fixed plate is provided with a guide rail;
the sliding seat is arranged on the guide rail in a sliding manner, and the sliding seat forms the lifting end; and
the telescopic assembly is arranged on the fixed plate and parallel to the guide rail, and the telescopic end is connected with the sliding seat.
2. The starch slurry detection apparatus of claim 1 wherein the primary facing cross-sectional profile is an elliptical curve, and the semi-major axis a of the ellipse of the primary facing cross-sectional profile is collinear with the central axis c of the tail section.
3. The starch slurry detection apparatus of claim 2 wherein the ratio of the elliptical semi-major axis a to the elliptical semi-minor axis b of the primary head-on cross-sectional profile is at 2:1 to 3:1, and/or the ratio of the elliptical semi-minor axis b of the primary head-on cross-sectional profile to the central axis c of the tail cross-section is between 1:6 to 1: 8.
4. The starch slurry detecting device of claim 1 further comprising a temperature sensor disposed in a lower portion of the primary face.
5. A starch processing line comprising a starch slurry detection apparatus as claimed in any one of claims 1 to 4.
6. A starch slurry quality judging method, characterized by adopting the starch slurry detecting device according to any one of claims 1 to 4, comprising:
pushing the starch slurry to flow at a predetermined speed;
inserting the immersed part into the flowing starch slurry at a preset depth, and keeping the sensing assembly to detect the acting force exerted by the immersed part on the starch slurry flow;
and acquiring detection data of the sensing component, and judging that the quality of the starch slurry meets the preset requirement if the detection data is within the preset detection range.
CN201910727344.5A 2019-08-07 2019-08-07 Starch slurry detection device, starch processing production line and starch slurry quality judgment method Active CN110456012B (en)

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