CN216524456U - Detection apparatus for prevent cereal from exploding waist - Google Patents
Detection apparatus for prevent cereal from exploding waist Download PDFInfo
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- CN216524456U CN216524456U CN202122644257.9U CN202122644257U CN216524456U CN 216524456 U CN216524456 U CN 216524456U CN 202122644257 U CN202122644257 U CN 202122644257U CN 216524456 U CN216524456 U CN 216524456U
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Abstract
The utility model provides a detection device for preventing grains from being exploded, which comprises a hot air inlet cover and a drying layer, wherein the hot air inlet cover is arranged on the outer side of the drying layer, a hot air temperature sensor support and a hot air temperature sensor are arranged on the side edge of the hot air inlet cover, the hot air temperature sensor is inserted into the hot air temperature sensor support and extends into the hot air inlet cover, a grain temperature sensor support and a grain temperature sensor are arranged at the front end of the drying layer, and the grain temperature sensor is inserted into the grain temperature sensor support and extends into the drying layer. According to the utility model, one temperature sensor is used for monitoring the temperature of the hot air conveyed by the heat source in real time, and the other temperature sensor is used for monitoring the temperature of the grain skin after the hot air is conveyed into the drying layer in real time, so that the high-efficiency detection of the temperature of the hot air and the temperature of the grain skin is realized.
Description
Technical Field
The utility model relates to the technical field of grain drying, in particular to a detection device for preventing grain from being cracked.
Background
In the drying industry, the rice is a heat-sensitive crop, and different from other crops, the rice is protected by the outer shell of the rice, so the rice is easier to preserve than the rice. However, the outer shell of the rice can prevent the internal moisture from transferring to the outer surface when the rice is dried, so that the rice becomes grain which is difficult to dry. The national standard for drying rice stipulates that the waist-popping rate of the rice cannot exceed 3 percent. The popping is the phenomenon that grains (rice) are cracked on the surfaces of particles after being dried at high temperature for a period of time, and the glass transition caused by moisture and temperature change under certain conditions is the inherent cause of the popping. When the rice is wet or the wet rice is exposed to the sun or dried, the starch in the rice grains expands rapidly after being heated due to the temperature rise, and the rice grains can crack. The broken rice rate of the rice after popping sharply rises, thereby greatly influencing the whole rice rate of the rice and the quality and taste of the rice. Thereby greatly reducing the economic value of the rice.
In grain processing, the main purpose of preventing grain from cracking is to control the temperature of a drying layer of rice, and the rice can be cracked due to too fast high-temperature drying in the process of drying the rice or improper drying parameter selection. The dryer on the market at present is generally equipped with the sensor that detects the inlet air temperature in hot-blast air intake department, in passing the temperature value that detects to electrical assembly system to reach the purpose of control inlet air temperature. The temperature that actually influences the stoving layer has a lot of, can have the difference with the temperature of air inlet, and this difference influences the waist rate increase that explodes of corn to a certain extent.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a detection device for preventing grain from cracking over to the waist, which overcomes the problems or at least partially solves the problems so as to solve the problems that the drying temperature is inconvenient to check and the cracking over to the waist rate of the rice is increased.
In order to achieve the purpose, the technical scheme of the utility model is realized as follows:
the utility model provides a detection device for preventing grain from cracking, which comprises a hot air inlet cover and a drying layer, wherein the hot air inlet cover is arranged on the outer side of the drying layer, a hot air temperature sensor support and a hot air temperature sensor are arranged on the side edge of the hot air inlet cover, the hot air temperature sensor is inserted into the hot air temperature sensor support and extends into the hot air inlet cover, the included angle between the hot air temperature sensor and the side edge of the hot air inlet cover is 90 degrees, a grain temperature sensor support and a grain temperature sensor are arranged at the front end of the drying layer, the grain temperature sensor is inserted into the grain temperature sensor support and extends into the drying layer, and the included angle between the grain temperature sensor and the front end of the drying layer is 45 degrees.
As a further scheme of the utility model, the hot air temperature sensor support and the grain temperature sensor support are both formed by welding a stainless steel sleeve and a stainless steel plate, and the stainless steel sleeve penetrates through the stainless steel plate, so that the hot air temperature sensor and the grain temperature sensor can be conveniently supported by the stainless steel plate.
As a further scheme of the utility model, the stainless steel plates are respectively arranged on the side edge of the hot air inlet cover and the front end surface of the drying layer, notches for limiting the bolts are formed in the four corners of each stainless steel plate, the bolts penetrate through the notches in the stainless steel plates and are screwed on the hot air inlet cover and the drying layer, so that the bolts are limited through the notches, and the stainless steel plates are further limited.
According to a further scheme of the utility model, round holes for the hot air temperature sensor and the grain temperature sensor to pass through are formed in the stainless steel sleeve, the diameter of each round hole is matched with the diameter of each hot air temperature sensor and the diameter of each grain temperature sensor, and the hot air temperature sensors and the grain temperature sensors are conveniently arranged on the hot air temperature sensor supports and the grain temperature sensor supports in a matched mode through the design of the original inner diameter of the stainless steel sleeve, so that the hot air temperature sensors and the grain temperature sensors are conveniently and quickly installed.
As a further scheme of the utility model, the hot air temperature sensor is fixedly connected with the hot air temperature sensor support through a fixing bolt, the grain temperature sensor is fixedly connected with the grain temperature sensor support through a fixing bolt, the fixing bolt is respectively meshed and connected with the hot air temperature sensor support and a stainless steel sleeve of the grain temperature sensor support through threads, and the hot air temperature sensor and the grain temperature sensor are conveniently fixedly connected through the fixing bolt and are also conveniently dismounted and replaced.
As a further scheme of the utility model, the included angle between the stainless steel sleeve of the hot air temperature sensor support and the stainless steel plate is 90 degrees, the included angle between the stainless steel sleeve of the grain temperature sensor support and the stainless steel plate is 45 degrees, so that the grain temperature sensor can be conveniently and fully contacted with grains in the drying layer, and the detection precision of the skin temperature of the grains is improved.
As a further scheme of the utility model, the hot air temperature sensor and the grain temperature sensor are both PT100 temperature sensors, the PT100 temperature sensor is a resistance type temperature detector acted by Platinum (PT), and is packaged by a stainless steel sleeve, so that the sensor has the characteristics of high precision, high stability and durability, and has higher precision and error accuracy of 0.2-0.5 ℃ compared with the traditional thermocouple sensor.
The utility model provides a detection device for preventing grain from cracking, which has the beneficial effects that: the hot air temperature that is used for real-time supervision heat source to carry through a temperature sensor, and use another temperature sensor to carry the temperature of grain epidermis behind the dry layer for real-time supervision is hot-blast, adopt two temperature sensor to realize carrying out high-efficient the measuring to hot-blast temperature and the temperature of grain epidermis respectively, can prevent that the dry layer from producing because of the high-temperature grain and exploding the waist or the low cereal of temperature need prolong the stoving time excessively, cause the stoving cost to increase, and design through the angle of placing to temperature sensor, temperature sensor and grain epidermis fully contact has been realized, thereby the precision of detection has been improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
Fig. 1 is a schematic diagram of an explosive structure according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a hot air temperature sensor according to an embodiment of the present invention.
FIG. 3 is a schematic structural diagram of a grain temperature sensor according to an embodiment of the present invention.
Fig. 4 is a schematic diagram of the operation of the embodiment of the present invention.
Fig. 5 is a schematic structural view of a bracket of a hot air temperature sensor according to an embodiment of the present invention.
FIG. 6 is a schematic structural diagram of a grain temperature sensor holder according to an embodiment of the utility model.
In the figure: 1. a hot air inlet cover; 2. drying the layer; 3. a hot air temperature sensor; 4. a grain temperature sensor; 5. fixing the bolt; 6. a hot air temperature sensor support; 7. a grain temperature sensor support; 8. a total electric cabinet; 9. an electronic control display screen; 10. a heat source; 11. a stainless steel plate; 12. a stainless steel sleeve; 111. a notch; 121. A circular hole.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
Referring to fig. 1 to 4, the detection device for preventing grain from cracking down provided by the embodiment of the utility model comprises a hot air inlet cover 1 and a drying layer 2, wherein the hot air inlet cover 1 is arranged on the outer side of the drying layer 2, a hot air temperature sensor support 6 and a hot air temperature sensor 3 are arranged on the side edge of the hot air inlet cover 1, the hot air temperature sensor 3 is inserted into the hot air temperature sensor support 6 and extends into the hot air inlet cover 1, the included angle between the hot air temperature sensor 3 and the side edge of the hot air inlet cover 1 is 90 °, a grain temperature sensor support 7 and a grain temperature sensor 4 are arranged at the front end of the drying layer 2, the grain temperature sensor 4 is inserted into the grain temperature sensor support 7 and extends into the drying layer 2, and the included angle between the grain temperature sensor 4 and the front end of the drying layer 2 is 45 °.
The hot air temperature sensor support 6 and the grain temperature sensor support 7 are formed by welding a stainless steel sleeve 12 and a stainless steel plate 11, and the stainless steel sleeve 12 penetrates through the stainless steel plate 11.
Inside all being provided with the round hole 121 that hot air supply temperature sensor 3 and cereal temperature sensor 4 passed of stainless steel sleeve 12, and the aperture of round hole 121 and hot air supply temperature sensor 3 and cereal temperature sensor 4's diameter phase-match.
Hot-blast temperature sensor 3 passes through fixing bolt 5 and hot-blast temperature sensor support 6 fixed connection, cereal temperature sensor 4 passes through fixing bolt 5 and cereal temperature sensor support 7 fixed connection, and fixing bolt 5 meshes respectively through the screw thread and connects on the stainless steel sleeve 12 of hot-blast temperature sensor support 6 and cereal temperature sensor support 7.
The included angle between the stainless steel sleeve 12 of the hot air temperature sensor support 6 and the stainless steel plate 11 is 90 degrees, and the included angle between the stainless steel sleeve 12 of the grain temperature sensor support 7 and the stainless steel plate 11 is 45 degrees.
The hot air temperature sensor 3 and the grain temperature sensor 4 are both PT100 temperature sensors.
In the using process of the utility model, a hot air temperature sensor 3 is arranged on a hot air inlet cover 1 and is used for monitoring the temperature of hot air conveyed by a heat source in real time; the grain sensor is arranged on the drying layer 2 and used for monitoring the temperature of the grain skin after hot air is conveyed into the drying layer 2 in real time, the phenomenon that the drying cost is increased due to the fact that the waist is exploded due to overhigh temperature or the drying time is prolonged due to overlow temperature in the drying layer 2 can be prevented, the hot air temperature sensor support 6 and the grain temperature sensor support 7 are welded with a common stainless steel plate 11, the stainless steel plate 11 is fixedly connected with the hot air inlet cover 1 and the drying layer 2 through bolts respectively and used for supporting the hot air temperature sensor support 6 and the grain temperature sensor support 7 so as to support the hot air temperature sensor 3 and the grain temperature sensor 4, the main part of the sensor is a PT100 temperature sensor, the sensor is a resistance type temperature detector which acts on Platinum (PT), is packaged by a stainless steel sleeve 12 and has the characteristics of high precision, high stability and durability, compared with the traditional thermocouple sensor, the precision is higher, the error can be accurate to 0.2-0.5 ℃, the PT100 temperature sensor monitors the inlet air temperature and the grain skin temperature in the operation of the dryer in real time, and then transmits the monitored temperature signal to the main electric control system, so that the waist explosion caused by overhigh temperature in the drying layer 2 can be effectively reduced, and the drying cost is increased due to the fact that the drying time is prolonged due to overlow temperature.
As shown in fig. 3, the grain temperature sensor 4 and the main body drying layer 2 form an included angle of 45 degrees, and are positioned and fixed by the fixing bolt 5, so that the probe can be deeper into grains in the drying layer 2 after the PT100 temperature sensor is installed, and the temperature of the grain skin can be better monitored; as shown in fig. 2, the hot air temperature sensor bracket 6 is also provided with a PT100 temperature sensor and is fixed by a fixing bolt 5, but the temperature of the inputted hot air can be monitored by vertically inserting the bracket at an installation angle of 90 °.
The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (7)
1. A detection device for preventing grain from being cracked comprises a hot air inlet cover (1) and a drying layer (2), wherein the hot air inlet cover (1) is arranged on the outer side of the drying layer (2), it is characterized in that a hot air temperature sensor bracket (6) and a hot air temperature sensor (3) are arranged at the side edge of the hot air inlet cover (1), the hot air temperature sensor (3) is inserted on the hot air temperature sensor bracket (6), and extends into the hot air inlet cover (1), and the included angle between the hot air temperature sensor (3) and the side edge of the hot air inlet cover (1) is 90 degrees, the front end of the drying layer (2) is provided with a grain temperature sensor bracket (7) and a grain temperature sensor (4), the grain temperature sensor (4) is inserted on the grain temperature sensor bracket (7), and extends into the drying layer (2), and the included angle between the grain temperature sensor (4) and the front end of the drying layer (2) is 45 degrees.
2. The grain popping prevention detection device according to claim 1, wherein the hot air temperature sensor support (6) and the grain temperature sensor support (7) are formed by welding a stainless steel sleeve (12) and a stainless steel plate (11), and the stainless steel sleeve (12) penetrates through the stainless steel plate (11).
3. The detection device for preventing the cereal from being exploded according to claim 2, wherein the stainless steel plates (11) are respectively arranged on the side edges of the hot air inlet cover (1) and the front end surface of the drying layer (2), and notches (111) for limiting bolts are formed in four corners of each stainless steel plate (11).
4. The detection device for preventing the grain from cracking down in the waist according to claim 2, wherein the stainless steel sleeve (12) is internally provided with a round hole (121) for the hot air temperature sensor (3) and the grain temperature sensor (4) to pass through, and the diameter of the round hole (121) is matched with the diameters of the hot air temperature sensor (3) and the grain temperature sensor (4).
5. The detection device for preventing cereal from cracking down in the waist according to claim 2, characterized in that the hot air temperature sensor (3) is fixedly connected with the hot air temperature sensor support (6) through a fixing bolt (5), the cereal temperature sensor (4) is fixedly connected with the cereal temperature sensor support (7) through the fixing bolt (5), and the fixing bolt (5) is respectively engaged and connected with the stainless steel sleeve (12) of the hot air temperature sensor support (6) and the cereal temperature sensor support (7) through threads.
6. The detection device for preventing the grain from cracking down in the waist as claimed in claim 2, wherein the angle between the stainless steel sleeve (12) of the hot air temperature sensor support (6) and the stainless steel plate (11) is 90 °, and the angle between the stainless steel sleeve (12) of the grain temperature sensor support (7) and the stainless steel plate (11) is 45 °.
7. The detection device for preventing the grain from being cracked waist according to the claim 1, characterized in that the hot air temperature sensor (3) and the grain temperature sensor (4) are PT100 temperature sensors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122644257.9U CN216524456U (en) | 2021-11-01 | 2021-11-01 | Detection apparatus for prevent cereal from exploding waist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122644257.9U CN216524456U (en) | 2021-11-01 | 2021-11-01 | Detection apparatus for prevent cereal from exploding waist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216524456U true CN216524456U (en) | 2022-05-13 |
Family
ID=81526169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122644257.9U Active CN216524456U (en) | 2021-11-01 | 2021-11-01 | Detection apparatus for prevent cereal from exploding waist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216524456U (en) |
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2021
- 2021-11-01 CN CN202122644257.9U patent/CN216524456U/en active Active
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