CN212877436U - Differential pressure precooling apparatus with infrared detector - Google Patents
Differential pressure precooling apparatus with infrared detector Download PDFInfo
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- CN212877436U CN212877436U CN202021602510.3U CN202021602510U CN212877436U CN 212877436 U CN212877436 U CN 212877436U CN 202021602510 U CN202021602510 U CN 202021602510U CN 212877436 U CN212877436 U CN 212877436U
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Abstract
The utility model discloses a pressure difference precooling device with an infrared detector, which comprises a box body, wherein one side in the box body is provided with a refrigerating system and a humidifying device for refrigeration, a ventilating device for forced convection circulation of air in the box body, and an objective table is arranged at the other side, a suspension cover is arranged on the objective table, a pulley assembly is arranged on the suspension cover, and a motor for pulling the pulley assembly is fixed on the ventilating device; be close to in the box be provided with infrared detector on the lateral wall of objective table, infrared detector is used for right cargo temperature on the objective table monitors. The goods can be the arrangement of U type on the objective table, and the loop air current that forms through ventilation unit passes the air conditioning that forms behind refrigerating system's the evaporimeter at the box internal loop, and circulation air conditioning flow passes the goods surface, cools down the goods. And the infrared detector monitors the temperature of the goods in real time. Meanwhile, the suspension cover is pulled by the pulleys, so that the goods are more convenient to take.
Description
Technical Field
The utility model relates to an agricultural and sideline products such as vegetables are precooled and fields such as cold chain storage and transportation especially relate to a pressure differential precooling apparatus with infrared detector.
Background
Precooling is one of effective means for rapidly removing field heat from agricultural and sideline products such as fruits and vegetables, reducing respiration rate and prolonging shelf life of the products. The pressure difference precooling technology is also called as pressure difference ventilation precooling technology, and refers to a technical process that goods packing boxes with vent holes are stacked in a special mode, pressure difference is caused on two sides of the packing boxes by the action of an air supply fan and an air suction fan, so that cold air generated by a refrigeration house or refrigeration equipment passes through the vent holes of the goods packing boxes and is forced to pass through the interior of the packing boxes, and the cold air is in contact with and cools the goods through the surface. The application of the pressure difference precooling technology needs to be realized by professional pressure difference precooling equipment.
The existing differential pressure precooling equipment mostly adopts tarpaulin to cover the goods, the covering tightness is poor, and the pulling process is time-consuming and labor-consuming; lack control by temperature change monitoring devices, can't be to performance index changes such as the inside and outside temperature of precooling in-process goods accurate monitoring and regulation and control in real time, lead to taking place that fruit vegetables precooling temperature is inhomogeneous, the fruit vegetables take place the cold injury, freeze injury scheduling problem. In order to solve the problems, a new pressure difference precooling device is urgently needed to be developed in production, and the operation and control performance of the device is improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that, to the problem that above-mentioned exists, provide a pressure differential precooling apparatus with infrared detector, utilize infrared detector to carry out real time monitoring to the temperature of goods to can adjust environmental parameter, adopt pulley pulling suspension cover simultaneously, it is more convenient to load and unload the goods.
The utility model adopts the technical scheme as follows: a differential pressure precooling device with an infrared detector comprises a box body, wherein a refrigerating system and a humidifying device for refrigerating and a ventilating device for making air in the box body circulate in a forced convection manner are arranged on one side in the box body, an objective table is arranged on the other side, a suspension cover is arranged on the objective table, a pulley assembly is arranged on the suspension cover, and a motor for pulling the pulley assembly is fixed on the ventilating device; be close to in the box be provided with infrared detector on the lateral wall of objective table, infrared detector is used for right cargo temperature on the objective table monitors. The goods can be the arrangement of U type on the objective table, and the loop air current that forms through ventilation unit passes the air conditioning that forms behind refrigerating system's the evaporimeter at the box internal loop, and circulation air conditioning flow passes the goods surface, cools down the goods. And the infrared detector monitors the temperature of the goods in real time.
Preferably, the number of the infrared detectors is at least two, and the infrared detectors are uniformly arranged around the object stage.
Preferably, the pulley assembly comprises 4 fixed pulleys arranged in a rectangular shape, and the fixed pulleys are connected with the motor and the suspension cover through ropes. The suspension cover can be lifted more stably.
Preferably, one end of the ventilation device is communicated with the outside, the other end of the ventilation device is communicated with the box body, an air feeder and an air return device are arranged on one side of the ventilation device communicated with the box body, the air feeder is far away from the objective table, and the air return device is close to the objective table.
Preferably, the inside of box still is provided with the detector subassembly, the detector subassembly includes one or more in humidity detector, oxygen detector, carbon dioxide detector, nitrogen gas detector, ethylene concentration detector and fumigant gas monitoring detector. The quality of goods can also be guaranteed to humidity, oxygen concentration, carbon dioxide concentration, nitrogen concentration, ethylene concentration and the concentration of fumigating gas in the box body by monitoring. And can transmit these data to the remote interactive control terminal.
Preferably, the system further comprises a communication device, wherein the communication device receives signals of the infrared detector and the detector assembly and transmits the signals to the remote interactive control terminal. And monitoring the cargo data in real time.
Preferably, the communication device further comprises a positioning module for positioning, a 5G communication module for connecting with a remote interaction control terminal, and an early warning module. When the temperature exceeds the early warning value, the early warning module gives an alarm and transmits alarm information to the remote interactive control terminal through the 5G communication module.
Preferably, the communication device further comprises an interactive operation panel and a display panel, the interactive operation panel comprises a power switch, a refrigeration system switch, a ventilation device switch and a suspension cover lifting switch, and the display panel is used for displaying the infrared heat map. The interactive operation panel can also comprise switches of equipment such as a compressor, an electronic expansion valve and the like in the refrigerating system and switches of a blower and a return air device. The display panel may also display humidity, oxygen concentration, carbon dioxide concentration, nitrogen concentration, ethylene concentration, concentrations for fumigant gases, and operating parameters of the refrigeration system compressor, electronic expansion valve, blower and return air device.
Preferably, the refrigerator further comprises a control system, wherein the control system receives signals of the infrared detector and further controls the refrigeration system to adjust the temperature in the box body. The control system can also receive monitoring signals of all the detector components, control corresponding devices to work and adjust data balance in the box body. And the control system carries out early warning processing according to the pre-cooling and storage set parameters of the product and the monitoring values of the humidity, oxygen, carbon dioxide, nitrogen, ethylene and fumigation gas detectors.
Preferably, the infrared detector can effectively monitor the temperature of indoor cold air, and the running state of the refrigerating system is adjusted through the control system, so that the temperature of the indoor cold air passing through the fruits and vegetables is in a required range, and the problems of cold injury, freezing injury and the like caused by too low temperature of the fruits and vegetables are avoided.
Preferably, the objective table is provided with a plurality of ventilation grooves, and the ventilation grooves are used for communicating the upper surface and the lower surface of the objective table. Enhancing the air flow capacity around the cargo.
Compared with the prior art, the beneficial effects of adopting the technical scheme are as follows: the utility model discloses a pressure difference precooling apparatus with infrared detector, including the box, one side in the box is provided with refrigerating system, humidification device and the ventilation unit, the opposite side that make it circulate to air force convection in the box is provided with the objective table, be provided with the suspension lid on the objective table, be provided with loose pulley assembly on the suspension lid, be fixed with on the ventilation unit and be used for pulling the motor of loose pulley assembly; be close to in the box be provided with infrared detector on the lateral wall of objective table, infrared detector is used for right cargo temperature on the objective table monitors. The goods can be the arrangement of U type on the objective table, and the loop air current that forms through ventilation unit passes the air conditioning that forms behind refrigerating system's the evaporimeter at the box internal loop, and circulation air conditioning flow passes the goods surface, cools down the goods. And the infrared detector monitors the temperature of the goods in real time. Meanwhile, the suspension cover is pulled by the pulleys, so that the goods are more conveniently loaded and unloaded.
Drawings
Fig. 1 is a cross-sectional view of the present invention;
FIG. 2 is a schematic view of the loop flow of the present invention;
fig. 3 is a structural view of the present invention.
Description of the symbols of the main elements: 1. a box body; 3. a communication device; 5. a probe assembly; 6. an infrared detector; 7. a floating cover; 8. an object stage; 21. a blower; 22. an air return device; 23. A humidifying device; 24. a refrigeration system; 31. an early warning module; 32. a display panel; 33. an interactive operation panel; 41. and a fixed pulley.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings. In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present 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 merely illustrative of the invention and are not intended to limit the invention.
Example 1: referring to fig. 1 to 3, the pressure difference precooling apparatus with the infrared detector 6 of the present embodiment includes a box 1, a refrigerating apparatus 24 for refrigeration, a humidifying apparatus 23 and a ventilating apparatus for replacing air in the box 1 are disposed on one side of the interior of the box 1, an objective table 8 is disposed on the other side of the interior of the box 1, a suspension cover 7 is disposed on the objective table 8, a pulley assembly is disposed on the suspension cover 7, and a motor for pulling the pulley assembly is fixed on the ventilating apparatus; be provided with infrared detector 6 on the lateral wall that is close to objective table 8 in the box 1, infrared detector 6 is used for monitoring the goods temperature on the objective table 8. The goods can be the U type arrange on objective table 8, and the return circuit air current that forms through ventilation unit can drive the air conditioning that refrigerating system 24 made at box 1 inner loop, and the circulation air conditioning flows and passes the goods surface, cools down the goods. And the infrared detector 6 monitors the temperature of the goods in real time. Due to the three-dimensional structure of the box body 1, cold air can flow into the ventilating device through three surfaces of the goods.
Example 2: referring to fig. 1, the number of the infrared detectors 6 of the present embodiment is at least two, and the infrared detectors 6 are all disposed around the object stage 8, and two infrared detectors 6 may be disposed on two sides of the object stage 8. The pulley assembly of this embodiment includes 4 fixed pulleys 41 arranged in a rectangular shape, and the fixed pulleys 41 are connected with the motor and the floating cover 7 through a rope. The suspension cover 7 can be lifted and lowered more stably. One end of the ventilation device of the embodiment is communicated with the outside, the other end of the ventilation device is communicated with the box body 1, one side of the ventilation device communicated with the box body 1 is provided with the air feeder 21 and the air return device 22, the air feeder 21 is far away from the objective table 8, and the air return device 22 is close to the objective table 8. The inside of the box 1 of this embodiment is also provided with detector assembly 5, and detector assembly 5 includes one or more of humidity detector, oxygen detector, carbon dioxide detector, nitrogen gas detector, ethylene concentration detector and fumigant gas monitoring detector. The quality of goods can also be guaranteed to humidity, oxygen concentration, carbon dioxide concentration, nitrogen concentration, ethylene concentration and the stifling gas concentration in box 1 monitoring. And can transmit such data to the remote interactive control terminal and display panel 32. Be provided with a plurality of ventilation grooves on the objective table, the ventilation groove is used for the upper and lower surface of intercommunication objective table. Enhancing the air flow capacity around the cargo.
Example 3: referring to fig. 1, the present embodiment further includes a communication device 3, and the communication device 3 receives signals of the infrared detector 6 and the detector assembly 5 and transmits the signals to the remote interactive control terminal. And monitoring the cargo data in real time. The communication device 3 of the present embodiment further includes a positioning module for positioning, a 5G communication module for connecting to a remote interactive control terminal, and an early warning module 31. When the temperature exceeds the early warning value, the early warning module 31 gives an alarm and transmits alarm information to the remote interactive control terminal through the 5G communication module. The communication device 3 of the present embodiment further includes an interactive operation panel 33 and a display panel 32, the interactive operation panel 33 includes a power switch, a refrigeration system switch, a ventilation device switch, and a suspension cover 7 lifting switch, and the display panel 32 is used for displaying an infrared thermal map. The interactive operating panel 33 may also include switches for the compressor and electronic expansion valve of the refrigeration system 24, as well as switches for the blower 21 and return air 22. The display panel 32 may also display humidity, oxygen concentration, carbon dioxide concentration, nitrogen concentration, ethylene concentration, concentrations for fumigant gas, and operating parameters of the refrigeration system 24 compressor, electronic expansion valve, blower 21, and return air 22. The embodiment further comprises a control system, wherein the control system receives signals of the infrared detector 6 and further controls the refrigerating system 24 to adjust the temperature in the box body 1. The control system can also receive monitoring signals of each detector assembly 5, control corresponding devices to work and adjust data balance inside the box body 1. And the control system carries out early warning processing according to the pre-cooling and storage set parameters of the product and the monitoring values of the humidity, oxygen, carbon dioxide, nitrogen, ethylene and fumigation gas detectors.
The infrared detector 6 is adopted in the embodiment to form the thermal imaging system, and the thermal imaging system can be used for temperature monitoring in the processes of precooling (cold storage precooling, water precooling, pressure difference precooling and vacuum precooling), storage, cold chain transportation and cold chain sale of agricultural and sideline products such as fruits and vegetables. The main advantages are: 1. facility equipment temperature control performance detection function: the method is used for monitoring the temperature change trend of the whole goods in the precooling process, improving or optimizing precooling facilities and achieving the aim of quick and balanced precooling; 2. the monitoring function of the dynamic change and the balance of the internal and external temperature of the goods is as follows: the system is used for monitoring the dynamic change process of the external and internal temperatures of the goods in the precooling process and testing the consistency and the balance of the internal and external temperatures of the goods; 3. The automatic temperature control function: the device is used for automatically controlling the internal and external temperatures of the fruits and vegetables to completely reach a precooling temperature and then ending a precooling program or suspending the work of a refrigerating system after the storage and transportation temperature reaches a set target value; 4. The dynamic early warning function of the storage and transportation temperature change: the early warning method is used for early warning of adverse changes of fruit and vegetable cold injury, freezing injury, deterioration and the like caused by overall or local fluctuation of fruit and vegetable storage temperature due to external factors in the processes of precooling, storage, cold chain transportation and cold chain sale; 5. quality change temperature early warning function: the early warning method is used for early warning deterioration and decay caused by self damage and bacterial infection of fruits and vegetables in the processes of precooling, cold chain storage and transportation and cold chain sale.
In the embodiment, 5G communication is used for data acquisition and transmission in real time. When a production base is used for precooling, the real-time collection and transmission of the ambient temperature, the temperature in a compartment body, the temperature of goods such as fruits and vegetables, the humidity, the oxygen, the carbon dioxide, the nitrogen, the ethylene and other gas concentrations for fumigation, including but not limited to the operation parameters of main components such as a blower of a refrigeration system, an air return device, a compressor, an electronic expansion valve and the like can be carried out to a client, and remote parameter setting and operation state instruction issuing can also be carried out on the mobile differential pressure precooling equipment through the client. The design of equipment components such as an infrared detector and the like is added, so that the functions of real-time comprehensive infrared detection, automatic control and the like of important parameters such as precooling or storage and transportation temperature and the like of the conventional differential pressure precooling equipment for goods in a precooling process are compensated; meanwhile, the problems that the original tarpaulin is not tightly covered and is pulled manually are solved through the application of the pulley and the suspension cover component; monitoring data collection and issuing of operation instructions are realized through information transmission of 5G and the like and addition of a remote control element; and multifunctional application and accurate control of equipment are realized through integration of detector components such as various gases, temperature and humidity.
The above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. A pressure difference precooling device with an infrared detector is characterized by comprising a box body, wherein one side in the box body is provided with a refrigerating device and a humidifying device which are used for cooling air and taking away heat, and a ventilating device which leads the air in the box body to be in forced convection circulation, and the other side is provided with an objective table; be close to in the box be provided with infrared detector on the lateral wall of objective table, infrared detector is used for right cargo temperature on the objective table monitors.
2. The differential pressure precooling apparatus with infrared detectors as claimed in claim 1, wherein the number of the infrared detectors is at least two, and the infrared detectors are uniformly arranged around the object stage.
3. The differential pressure precooling apparatus with an infrared detector as claimed in claim 1, wherein the pulley assembly comprises 4 fixed pulleys arranged in a rectangular shape, and the fixed pulleys are connected with the motor and the floating cover through a rope.
4. The differential pressure precooling apparatus with the infrared detector as claimed in claim 1, wherein one end of the ventilation apparatus is communicated with the outside, the other end is communicated with the box body, one side of the ventilation apparatus communicated with the box body is provided with a blower and a return air apparatus, the blower is far away from the objective table, and the return air apparatus is close to the objective table.
5. The differential pressure precooling apparatus with the infrared detector as claimed in claim 1, wherein a detector assembly is further disposed inside the box body, and the detector assembly includes one or more of a humidity detector, an oxygen detector, a carbon dioxide detector, a nitrogen detector, an ethylene concentration detector and a fumigant gas monitoring detector.
6. The differential pressure precooling apparatus with an infrared detector as claimed in claim 5, further comprising a communication device, wherein the communication device receives the signal of the infrared detector and the detector assembly and transmits the signal to a remote interactive control terminal.
7. The differential pressure precooling apparatus with the infrared detector, as recited in claim 6, wherein the communication device further comprises a positioning module for positioning, a 5G communication module for connecting with a remote interactive control terminal, and an early warning module.
8. The differential pressure precooling apparatus with an infrared detector, as recited in claim 6, wherein the communication device further comprises an interactive operation panel and a display panel, the interactive operation panel comprises a power switch, a refrigeration system switch, a ventilation device switch and a floating cover lifting switch, and the display panel is used for displaying an infrared chart.
9. The differential pressure precooling apparatus with the infrared detector as claimed in claim 5, further comprising a control system, wherein the control system receives a signal from the infrared detector, and further controls a refrigeration system to adjust the temperature in the tank body; and the control system carries out early warning processing according to the pre-cooling and storage set parameters of the product and the monitoring values of the humidity, oxygen, carbon dioxide, nitrogen, ethylene and fumigation gas detectors.
10. The differential pressure precooling apparatus with an infrared detector as claimed in claim 1, wherein a plurality of ventilation slots are provided on the object stage, and the ventilation slots are used for communicating the upper and lower surfaces of the object stage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021602510.3U CN212877436U (en) | 2020-08-05 | 2020-08-05 | Differential pressure precooling apparatus with infrared detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021602510.3U CN212877436U (en) | 2020-08-05 | 2020-08-05 | Differential pressure precooling apparatus with infrared detector |
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| Publication Number | Publication Date |
|---|---|
| CN212877436U true CN212877436U (en) | 2021-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021602510.3U Active CN212877436U (en) | 2020-08-05 | 2020-08-05 | Differential pressure precooling apparatus with infrared detector |
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| CN (1) | CN212877436U (en) |
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2020
- 2020-08-05 CN CN202021602510.3U patent/CN212877436U/en active Active
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