Fatty acid value rapid tester

Abstract

The present invention discloses a fatty acid value rapid detection instrument, including a main shell, a dark box and a control box. One end of the main shell is provided with a mounting port corresponding to the dark box, a plurality of color sensors are fixedly inserted on the inner wall of the dark box, the control box is fixedly connected to the inner wall of the main shell, and the bottom of the main shell is fixedly connected with a base plate; a touch screen and an indicator light are fixedly embedded on the top of the main shell, a control switch and a data connector are fixedly embedded on the outer wall of the main shell, and a controller, a memory, a power supply, a signal receiver and a signal transmitter are arranged in the control box. The instrument of the present invention has a built-in large-capacity battery, which can be used in standby mode for 6 hours. It also has a data storage function and can export data to a computer. It is easy to carry as a whole and can be used for outdoor experiments and offices, solving the problem of no fatty acid value judgment at the purchase site. At present, it can be used for rapid detection of fatty acid values ​​of corn, wheat and rice, and is convenient for rapid screening of old grain and spoiled grain.

Description

Technical Field

[0001] The invention relates to the technical field of electric water heater equipment, in particular to a fatty acid value quick tester. Background Art

[0002] The detection of fatty acid value in grain is an important indicator for testing the quality changes during grain storage. The current national standard detection method uses traditional manual pre-treatment and human eye titration to obtain results. Especially in the titration process, due to the differences in color judgment by the human eye, there will be obvious errors in the judgment of the end point, which can easily lead to misjudgment and unnecessary disputes. At the same time, in the process of sample pre-treatment and titration, the operating level of the experimental analysts is very high, and it is difficult to complete this test if the test points are weak in the experiment. The automatic fatty acid value titration equipment currently on the market for this project has two determination methods: electrode method and photometry method.

[0003] However, the existing fatty acid value detection device is relatively simple, and the detection device cannot quickly and accurately detect the fatty acid value in the grain, thereby affecting the detection efficiency of the fatty acid value. Summary of the invention

[0004] 1. Technical issues to be solved

[0005] The purpose of the present invention is to solve the problem that the fatty acid value detection device in the prior art is relatively simple and cannot quickly and accurately detect the fatty acid value in grain, and to propose a fatty acid value rapid detection instrument.

[0006] 2. Technical solution

[0007] In order to achieve the above object, the present invention adopts the following technical solutions:

[0008] A fatty acid value rapid tester comprises a main housing, a dark box and a control box, one end of the main housing is provided with a mounting port corresponding to the dark box, a plurality of color sensors are fixedly inserted on the inner wall of the dark box, the control box is fixedly connected to the inner wall of the main housing, and a bottom plate is fixedly connected to the bottom of the main housing;

[0009] A touch screen and an indicator light are fixedly embedded on the top of the main housing, a control switch and a data connector are fixedly embedded on the outer wall of the main housing, a controller, a memory, a power supply, a signal receiver and a signal transmitter are arranged in the control box, the output ends of the color sensor, the touch screen, the power supply, the signal receiver and the control switch are all connected to the input end of the controller, and the output end of the controller is respectively connected to the input end of the signal transmitter, the memory, the indicator light and the data connector;

[0010] A maintenance port is provided at the bottom of the control box, a baffle is rotatably connected to the maintenance port via a rotating shaft, a clamping block is fixedly connected to one end of the baffle away from the rotating shaft, a slide groove is provided at the bottom of the control box, a slide rod is fixedly connected to the slide groove, an L-shaped clamping rod is slidably sleeved on the slide rod, and a clamping slot corresponding to the L-shaped clamping rod is provided on the clamping block.

[0011] Preferably, a cover plate is slidably inserted into the installation opening.

[0012] Preferably, the color sensor is fixedly connected to the dark box via a locking plate.

[0013] Preferably, a mounting frame corresponding to the control box is fixedly connected to the inner bottom of the main shell.

[0014] Preferably, the bottom plate is fixedly connected to the bottom of the main shell by a plurality of locking screws.

[0015] Preferably, a power connector is fixedly inserted on the outer wall of the main shell, and the output end of the power connector is connected to the input end of the power supply.

[0016] Preferably, a spring is sleeved on the slide rod, and two ends of the spring are fixedly connected to the L-shaped clamping rod and the inner wall of the slide groove respectively.

[0017] Preferably, the controller is an 80S51 controller.

[0018] Preferably, the model of the color sensor is TCS230.

[0019] 3. Beneficial effects

[0020] Compared with the prior art, the advantages of the present invention are:

[0021] (1) In the present invention, the instrument has a built-in large-capacity battery and can be used in standby mode for 6 hours. It also has a data storage function and can export data to a computer. It is easy to carry and can be used for outdoor experiments and offices, solving the problem of no fatty acid value judgment at the purchase site. Currently, it can perform rapid tests on the fatty acid values ​​of corn, wheat, and rice, facilitating rapid screening of old and spoiled grains.

[0022] (2) In the present invention, the dark box door is first opened, the pre-treated sample cup is placed in the dark box, and the LCD touch screen is pressed to obtain the initial data. The cup is taken out, a certain amount of potassium hydroxide is dripped into it, and it is shaken 10 times. The cup is put back into the dark box, and the LCD touch screen is pressed to monitor the color of the liquid through the color sensor. Then, the mixed liquid data is obtained, and the instrument automatically calculates the color difference and obtains whether the fatty acid value of the current sample is exceeded, critical, or not exceeded.

[0023] (3) In the present invention, the arrangement of the signal receiver and the signal transmitter can realize the remote sending and receiving of data. Meanwhile, the arrangement of the indicator light can indicate the working status of the instrument. Meanwhile, the arrangement of the maintenance port can facilitate the maintenance of the control elements in the control box. The baffle can play a certain protective role on the control elements. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic diagram of the front view of the three-dimensional structure of the fatty acid value rapid tester proposed by the present invention;

[0025] Figure 2 This is a schematic diagram of the upward-looking three-dimensional structure of the fatty acid value rapid tester proposed by the present invention;

[0026] Figure 3 This is a schematic diagram of the explosion structure of the fatty acid value rapid tester proposed by the present invention;

[0027] Figure 4 This is a schematic diagram of the internal structure of the control box of the fatty acid value rapid tester proposed by the present invention;

[0028] Figure 5 for Figure 4 A schematic diagram of the structure at A;

[0029] Figure 6 This is a schematic diagram of the control system of the fatty acid value rapid tester proposed in the present invention.

[0030] In the figure: 1 main housing, 2 dark box, 3 control box, 4 color sensor, 5 bottom plate, 6 touch screen, 7 indicator light, 8 control switch, 9 data connector, 10 controller, 11 memory, 12 power supply, 13 signal receiver, 14 signal transmitter, 15 maintenance port, 16 shaft, 17 baffle, 18 card block, 19 slide bar, 20 L-type card bar, 21 cover plate, 22 locking plate, 23 mounting bracket, 24 locking screw, 25 power connector, 26 spring. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0032] Embodiment 1:

[0033] Reference Figure 1-6The fatty acid value rapid detection instrument comprises a main housing 1, a dark box 2 and a control box 3. One end of the main housing 1 is provided with a mounting port corresponding to the dark box 2, which is convenient for taking out or putting in the sample cup. A cover plate 21 is slidably inserted in the mounting port to play a certain protective role. A plurality of color sensors 4 are fixedly inserted on the inner wall of the dark box 2 to detect the color of the liquid in the sample cup. The color sensor 4 is fixedly connected to the dark box 2 through a locking plate 22;

[0034] In the present invention, the control box 3 is fixedly connected to the inner wall of the main housing 1, and a mounting frame 23 corresponding to the control box 3 is fixedly connected to the inner bottom of the main housing 1 for supporting the control box 3. A bottom plate 5 is fixedly connected to the bottom of the main housing 1, and the bottom plate 5 is fixedly connected to the bottom of the main housing 1 by a plurality of locking screws 24, so as to facilitate the fixing and disassembly of the bottom plate 5.

[0035] In the present invention, a touch screen 6 and an indicator light 7 are fixedly embedded on the top of the main housing 1, which are convenient for inputting control instructions and displaying working status. A control switch 8 and a data connector 9 are fixedly embedded on the outer wall of the main housing 1, which are convenient for controlling the instrument switch and exporting data. A controller 10, a memory 11, a power supply 12, a signal receiver 13 and a signal transmitter 14 are arranged in the control box 3. The controller 10 is an 80S51 controller, and the model of the color sensor 4 is TCS230.

[0036] In the present invention, the output ends of the color sensor 4, the touch screen 6, the power supply 12, the signal receiver 13 and the control switch 8 are all connected to the input end of the controller 10, and are used to send the detection data to the controller 10. The output end of the controller 10 is respectively connected to the input ends of the signal transmitter 14, the memory 11, the indicator light 7 and the data connector 9. A power connector 25 is fixedly inserted on the outer wall of the main housing 1, and the output end of the power connector 25 is connected to the input end of the power supply 12, so as to facilitate charging the power supply 12.

[0037] In the present invention, a maintenance port 15 is provided at the bottom of the control box 3, and a baffle 17 is rotatably connected to the maintenance port 15 through a rotating shaft 16 to protect the control device. A clamping block 18 is fixedly connected to one end of the baffle 17 away from the rotating shaft 16 to facilitate fixing the baffle 17. A slide groove is provided at the bottom of the control box 3, and a slide rod 19 is fixedly connected in the slide groove. An L-shaped clamping rod 20 is slidably sleeved on the slide rod 19 for fixing the clamping block 18. A clamping groove corresponding to the L-shaped clamping rod 20 is provided on the clamping block 18, and a spring 26 is sleeved on the slide rod 19. The two ends of the spring 26 are respectively fixedly connected to the L-shaped clamping rod 20 and the inner wall of the slide groove, providing a certain elastic support for the L-shaped clamping rod 20.

[0038] In the present invention, the dark box 2 is first opened, the pre-treated sample cup is placed in the dark box 2, and the touch screen 6 is clicked to obtain initial data. The cup is taken out, a certain amount of potassium hydroxide is dripped into it, and it is shaken 10 times. The cup is put back into the dark box 2, and the touch screen 6 is pressed. The color of the liquid is monitored by the color sensor 4, and then the mixed liquid data is obtained. The instrument automatically calculates the color difference and obtains whether the fatty acid value of the current sample is exceeded, critical or not exceeded.

[0039] In the present invention, the instrument has a built-in large-capacity battery and can be used on standby for 6 hours. It also has a data storage function and can export data to a computer. It is easy to carry and can be used for outdoor experiments and offices to solve the problem of no fatty acid value judgment at the purchasing site. Currently, it can perform rapid tests on the fatty acid values ​​of corn, wheat, and rice, which is convenient for rapid screening of old and spoiled grains.

[0040] In the present invention, the setting of the signal receiver 13 and the signal transmitter 14 can perform remote sending and receiving of data, and the setting of the indicator light 7 can indicate the working status of the instrument. The setting of the maintenance port 15 can facilitate the maintenance of the control elements in the control box 3, and the baffle 17 can play a certain protective role on the control elements.

[0041] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A fatty acid value rapid tester, comprising a main housing (1), a dark box (2) and a control box (3), characterized in that: One end of the main shell (1) is provided with a mounting opening corresponding to the dark box (2); a plurality of color sensors (4) are fixedly inserted on the inner wall of the dark box (2); the control box (3) is fixedly connected to the inner wall of the main shell (1); and a bottom plate (5) is fixedly connected to the bottom of the main shell (1); a touch screen (6) and an indicator light (7) are fixedly embedded on the top of the main shell (1); a control switch (8) and a data connector (9) are fixedly embedded on the outer wall of the main shell (1); a controller (10), a memory (11), a power supply (12), a signal receiver (13) and a signal transmitter (14) are provided in the control box (3); the color sensors (4), the touch screen (6), the power supply (12), the signal receiver (13) and the signal transmitter (14) are connected to the control box (3); ) and the output ends of the control switch (8) are connected to the input end of the controller (10), and the output end of the controller (10) is respectively connected to the input ends of the signal transmitter (14), the memory (11), the indicator light (7) and the data connector (9); a maintenance port (15) is provided at the bottom of the control box (3), a baffle (17) is rotatably connected to the maintenance port (15) through a rotating shaft (16), a clamping block (18) is fixedly connected to one end of the baffle (17) away from the rotating shaft (16), a sliding groove is provided at the bottom of the control box (3), a sliding rod (19) is fixedly connected to the sliding groove, an L-shaped clamping rod (20) is slidably sleeved on the sliding rod (19), and a clamping groove corresponding to the L-shaped clamping rod (20) is provided on the clamping block (18); A power connector (25) is fixedly inserted on the outer wall of the main housing (1), and the output end of the power connector (25) is connected to the input end of the power supply (12); A cover plate (21) is slidably inserted into the installation opening; First, open the dark box (2), put the pre-treated sample cup into the dark box (2), and click the touch screen (6) to obtain initial data. Take out the cup, drop a certain amount of potassium hydroxide into it, and shake it 10 times. Put it back into the dark box (2), press the touch screen (6), monitor the color of the liquid through the color sensor (4), and then obtain the mixed liquid data. The instrument automatically calculates the color difference and obtains whether the fatty acid value of the current sample is exceeded, critical or not exceeded.

2. The fatty acid value rapid tester according to claim 1, characterized in that: The color sensor (4) and the dark box (2) are fixedly connected via a locking plate (22).

3. The fatty acid value rapid detection instrument according to claim 1, characterized in that: A mounting frame (23) corresponding to the control box (3) is fixedly connected to the inner bottom of the main housing (1).

4. The fatty acid value rapid tester according to claim 1, characterized in that: The bottom plate (5) is fixedly connected to the bottom of the main housing (1) via a plurality of locking screws (24).

5. The fatty acid value rapid tester according to claim 1, characterized in that: The slide bar (19) is sleeved with a spring (26), and the two ends of the spring (26) are respectively fixedly connected to the L-shaped clamping rod (20) and the inner wall of the slide groove.

6. The fatty acid value rapid tester according to claim 1, characterized in that: The controller (10) is a 80S51 controller.

7. The fatty acid value rapid tester according to claim 1, characterized in that: The model of the color sensor (4) is TCS 230.

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