CN210442333U - Peroxide value monitoring facilities - Google Patents
Peroxide value monitoring facilities Download PDFInfo
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- CN210442333U CN210442333U CN201920560627.0U CN201920560627U CN210442333U CN 210442333 U CN210442333 U CN 210442333U CN 201920560627 U CN201920560627 U CN 201920560627U CN 210442333 U CN210442333 U CN 210442333U
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Abstract
The utility model belongs to the technical field of the food detection technique and specifically relates to a peroxide value monitoring facilities, including the detection case, the inside detection room that is provided with of detection case, the detection case is inside to be provided with the equipment room in detection room bottom, turn right from a left side on the bottom plate of equipment room inside and fix in proper order and be provided with motor switch and motor, the agitator that sets up in the detection room is connected at the motor top, turn right from a left side and set gradually control room, solution case, reactant case and titration liquid chamber in the detection room top in the detection room, turn right from a left side and be equipped with relay A, relay B and relay CC in proper order on the bottom plate of control room inside. The utility model discloses in, this equipment, convenient operation realizes functions such as timing, light-resistant, stirring, titration simultaneously, and the acceleration test goes on, suitable using widely.
Description
Technical Field
The utility model relates to a food detection technology field specifically is a peroxide value monitoring facilities.
Background
At present, the peroxide value in food, especially in grease, is mainly detected by a titration method, namely, free iodine is generated by utilizing the action of peroxide generated in the oxidation process of the grease and potassium iodide, sodium thiosulfate solution is used for titration, the peroxide value is finally calculated, in the whole titration process, time is controlled, light-shielding reaction is required, accurate quantitative titration is required, experiment reagents are prepared by slightly heating if necessary, meanwhile, due to the fact that the toxicity of the used reagents is high, experiment operation needs to be carried out in a ventilation cabinet, requirements for experimenters are high, and all aspects of experiments need to be concerned at the same time, so that the detection can be accurately and efficiently completed. If the sample amount is large or the experimenter is not skilled, the experiment process is prone to being busy and disorderly, leaks are various, and the accuracy of the result is finally affected.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a peroxide value monitoring facilities, through set up the solution case, reactant case and titrate the liquid chamber at the detection room top, solution case, reactant case and titrate the liquid chamber inside and be provided with chloroform-glacial acetic acid mixed liquid respectively, saturated potassium iodide solution and sodium thiosulfate, solution case, reactant case and titrate the pipeline of liquid chamber bottom and be provided with solenoid valve A respectively, solenoid valve B and solenoid valve C, solenoid valve A, solenoid valve B and solenoid valve C are respectively through circuit and relay A, relay B and relay C electrical connection, during the use, grease in the food is guided into the detection room from the inlet pipe, open relay A simultaneously, relay B and relay C, wherein, relay A, relay B and relay C are time relay, solenoid valve A, solenoid valve B and solenoid valve C are circular telegram closed solenoid valve, the method comprises the steps of powering off after the relay A reaches the set time, introducing a trichloromethane-glacial acetic acid mixed solution into a detection chamber, completely dissolving a sample by the trichloromethane-glacial acetic acid mixed solution after the trichloromethane-glacial acetic acid mixed solution reaches a certain time, starting the electromagnetic valve B, adding a saturated potassium iodide solution, manually starting a motor switch while the relay B is started, enabling a motor to drive a stirrer to stir, standing for a period of time after the stirring is finished, introducing a certain amount of water from a feed pipe, starting the motor to stir again, uniformly continuing to power off after the electric appliance C reaches the set time, starting the electromagnetic valve C, starting sodium thiosulfate titration, starting an observation window to observe, adding a starch indicator when the color is changed to be faint yellow, continuing to titrate until the color is blue, and finishing the detection operation so as to solve the problems in the background technology.
In order to achieve the above object, the utility model provides a following technical scheme:
a peroxide value monitoring device comprises a detection box, wherein a detection chamber is arranged in the detection box, an equipment chamber is arranged in the detection box at the bottom of the detection chamber, a motor switch and a motor are sequentially and fixedly arranged on a bottom plate in the equipment chamber from left to right, the top of the motor is connected with an agitator arranged in the detection chamber, a control chamber, a dissolving liquid box, a reactant box and a titration liquid chamber are sequentially arranged in the detection box from left to right at the top of the detection chamber, a relay A, a relay B and a relay C are sequentially arranged on the bottom plate in the control chamber from left to right, pipelines extending into the detection chamber are arranged at the bottoms of the dissolving liquid box, the reactant box and the titration liquid chamber, an electromagnetic valve A, an electromagnetic valve B and an electromagnetic valve C are respectively arranged on the pipelines at the bottoms of the dissolving liquid box, the reactant box and the titration liquid chamber, an inlet pipe extending out of the detection box is arranged at the top of, be provided with the valve on the inlet pipe, the detection case left side is provided with the observation window.
Preferably, the motor is electrically connected with the motor switch through a circuit, and the motor switch is electrically connected with an external power supply through a circuit.
Preferably, a chloroform-glacial acetic acid mixed solution, a saturated potassium iodide solution and sodium thiosulfate are respectively arranged in the dissolving liquid tank, the reactant tank and the titration liquid chamber.
Preferably, the electromagnetic valve A, the electromagnetic valve B and the electromagnetic valve C are electrically connected with the relay A, the relay B and the relay C respectively through circuits, and the relay A, the relay B and the relay C are electrically connected with an external power supply through circuits.
Preferably, the observation window is an open-close type window, and barrier glass is arranged between the observation window and the detection chamber.
Compared with the prior art, the beneficial effects of the utility model are that: when the device is used, grease in food is led into the detection chamber from a feed pipe, and the relay A, the relay B and the relay C are simultaneously opened, wherein the relay A, the relay B and the relay C are all time relays, the solenoid valve A, the solenoid valve B and the solenoid valve C are all electrified closed solenoid valves, and the relay A is powered off after reaching the time, introducing a trichloromethane-glacial acetic acid mixed solution into a detection chamber, completely dissolving a sample by the trichloromethane-glacial acetic acid mixed solution after a certain time, allowing a relay B to reach a set time, opening an electromagnetic valve B, adding a saturated potassium iodide solution, manually opening a motor switch while opening the relay B, allowing a motor to drive a stirrer to stir, standing for a period of time after stirring is completed, introducing a certain amount of water from a feed pipe, re-opening the motor to stir, uniformly continuing to start the motor to stir, switching off power after an electric appliance C reaches the set time, opening the electromagnetic valve C, starting sodium thiosulfate to titrate, then opening an observation window to observe, adding a starch indicator when the color is changed to faint yellow, and continuing to titrate until the color shows blue, thereby completing the detection operation.
Drawings
Fig. 1 is the utility model relates to a peroxide value monitoring facilities overall structure sketch map.
In the figure: 1. a detection box; 2. a detection chamber; 3. an equipment room; 4. a solution tank; 5. a reactant box; 6. a titration liquid chamber; 7. a control room; 8. a feed pipe; 9. a valve; 10. a stirrer; 11. a motor; 12. a motor switch; 13. and (4) an observation window.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution:
a peroxide value monitoring device comprises a detection box 1, a detection chamber 2 is arranged in the detection box 1, an equipment chamber 3 is arranged at the bottom of the detection chamber 2 in the detection box 1, a motor switch 12 and a motor 11 are fixedly arranged on a bottom plate in the equipment chamber 3 from left to right in sequence, the top of the motor 11 is connected with an agitator 10 arranged in the detection chamber 2, a control chamber 7, a dissolving liquid tank 4, a reactant tank 5 and a titration liquid chamber 6 are arranged in the detection box 1 from left to right in sequence on the top of the detection chamber 2, a relay A, a relay B and a relay C are arranged in the control chamber 7 from left to right in sequence, pipelines extending into the detection chamber 2 are arranged at the bottoms of the dissolving liquid tank 4, the reactant tank 5 and the titration liquid chamber 6, an electromagnetic valve A, an electromagnetic valve B and an electromagnetic valve C are respectively arranged on the pipelines at the bottoms of the dissolving liquid tank 4, the reactant tank 5 and the titration liquid chamber, the top of the right side of the detection chamber 2 is provided with a feeding pipe 8 extending out of the detection box 1, the feeding pipe 8 is provided with a valve 9, and the left side of the detection box 1 is provided with an observation window 13.
Further, the motor 11 is electrically connected to the motor switch 12 through a circuit, and the motor switch 12 is electrically connected to an external power source through a circuit.
Further, a chloroform-glacial acetic acid mixed solution, a saturated potassium iodide solution, and sodium thiosulfate are respectively provided inside the dissolving solution tank 4, the reactant tank 5, and the titration liquid chamber 6.
Further, solenoid valve A, solenoid valve B and solenoid valve C are respectively through circuit and relay A, relay B and relay C electric connection, and relay A, relay B and relay C all pass through circuit and external power source electric connection.
Further, the observation window 13 is an opening-closing window, and barrier glass is arranged between the observation window 13 and the detection chamber 2.
The working principle is as follows: when the device is used, grease in food is led into the detection chamber from a feed pipe, and the relay A, the relay B and the relay C are simultaneously opened, wherein the relay A, the relay B and the relay C are all time relays, the solenoid valve A, the solenoid valve B and the solenoid valve C are all electrified closed solenoid valves, and the relay A is powered off after reaching the time, introducing the trichloromethane-glacial acetic acid mixed solution into a detection chamber, completely dissolving the sample by the trichloromethane-glacial acetic acid mixed solution after a certain time, allowing a relay B to reach a set time, opening an electromagnetic valve B, adding a saturated potassium iodide solution, manually opening a motor switch while opening the relay B, allowing a motor to drive a stirrer to stir, standing for a period of time after stirring is completed, introducing a certain amount of water from a feed pipe, re-opening the motor to stir, uniformly continuing to start the motor to stir after the electric appliance C reaches the set time, switching off the power, opening the electromagnetic valve C, starting titration of sodium thiosulfate, then opening an observation window to observe, adding a starch indicator when the color is changed to faint yellow, continuing to titrate until the color shows blue, namely completing detection operation, wherein the device is convenient to operate, intelligent to add reagents, avoids direct contact of the solution with a human body, and simultaneously accelerates the, is suitable for popularization and application.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A peroxide value monitoring device comprises a detection box (1), and is characterized in that: detection case (1) inside is provided with detection room (2), detection case (1) inside is provided with equipment room (3) in detection room (2) bottom, turn right from a left side and fixedly set up motor switch (12) and motor (11) in proper order on the inside bottom plate of equipment room (3), agitator (10) that set up in detection room (2) are connected at motor (11) top, turn right from a left side and set gradually control room (7), dissolving tank (4), reactant box (5) and drip chamber (6) in detection room (2) top in detection case (1), turn right from a left side and be equipped with relay A, relay B and relay C in proper order on the inside bottom plate of control room (7), dissolving tank (4), reactant box (5) and drip chamber (6) bottom all are provided with the pipeline that stretches into in detection room (2), dissolving tank (4), Be provided with solenoid valve A, solenoid valve B and solenoid valve C on the pipeline of reactant case (5) and drip liquid chamber (6) bottom respectively, it is provided with and stretches out outer inlet pipe (8) of detection case (1) to detect room (2) right side top, be provided with valve (9) on inlet pipe (8), detection case (1) left side is provided with observation window (13).
2. A peroxide value monitoring device according to claim 1 wherein: the motor (11) is electrically connected with the motor switch (12) through a circuit, and the motor switch (12) is electrically connected with an external power supply through a circuit.
3. A peroxide value monitoring device according to claim 1 wherein: the interior of the dissolving liquid box (4), the interior of the reactant box (5) and the interior of the titration liquid chamber (6) are respectively provided with chloroform-glacial acetic acid mixed liquid, saturated potassium iodide solution and sodium thiosulfate.
4. A peroxide value monitoring device according to claim 1 wherein: solenoid valve A, solenoid valve B and solenoid valve C are respectively through circuit and relay A, relay B and relay C electric connection, relay A, relay B and relay C all pass through circuit and external power source electric connection.
5. A peroxide value monitoring device according to claim 1 wherein: the observation window (13) is an open-close type window, and barrier glass is arranged between the observation window (13) and the detection chamber (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920560627.0U CN210442333U (en) | 2019-04-23 | 2019-04-23 | Peroxide value monitoring facilities |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920560627.0U CN210442333U (en) | 2019-04-23 | 2019-04-23 | Peroxide value monitoring facilities |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210442333U true CN210442333U (en) | 2020-05-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920560627.0U Active CN210442333U (en) | 2019-04-23 | 2019-04-23 | Peroxide value monitoring facilities |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210442333U (en) |
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2019
- 2019-04-23 CN CN201920560627.0U patent/CN210442333U/en active Active
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