CN202863077U - Automatic controller for road refrigerated transport - Google Patents
Automatic controller for road refrigerated transport Download PDFInfo
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- CN202863077U CN202863077U CN 201220517057 CN201220517057U CN202863077U CN 202863077 U CN202863077 U CN 202863077U CN 201220517057 CN201220517057 CN 201220517057 CN 201220517057 U CN201220517057 U CN 201220517057U CN 202863077 U CN202863077 U CN 202863077U
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- diesel engine
- refrigerated transport
- communication module
- refrigeration
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Abstract
The utility model provides an automatic controller for road refrigerated transport. The automatic controller for the road refrigerated transport comprises a main control panel and a hand control panel. The main control panel comprises a first single chip machine interactively connected with a first communication module. The input end of the first single chip machine is respectively connected with an input circuit of a refrigeration machine, and a detection circuit using a sensor to detect temperature and diesel engine revolving speed. The output end of the first single chip machine is respectively connected with relay output circuits of an electrical actuating unit of the refrigeration machine. The automatic controller for road refrigerated transport is capable of accurately judging and switching two refrigeration modes, achieving instant messaging through the communication module, achieving real time monitoring and control of operation state of the refrigeration machine and ensuring refrigeration effect of food.
Description
Technical field
The utility model relates to a kind of refrigeration technology field, is specifically related to a kind of auto mat for the highway refrigerated transport.
Background technology
In recent years, the Chinese national economy sustainable growth, living standards of the people improve constantly, and the demand of food is increased year by year, and are also more and more higher to the requirement of food, present the characteristics of diversification of varieties, Functionality, quality and appealing design materialization.Food is after place of production purchase or fishing for, in its processing, storage, transportation, distribution and retail until in customer's hand, its links is under the necessary temperature environment of product all the time, to guarantee Safety of Food Quality, reduce loss, antipollution special supply chain system.Wherein refrigerated transport is a vital link in the Cold Chain Logistics, and road transport is one of necessary means of feasible region economic development, thus road transport use the refrigerating refrigerating unit obtained widely development.
In food delivery transportation, the energy utilized belt-driving that provides by diesel engine drives the compressor operating refrigeration of refrigerating unit, utilizes simultaneously belt-driving to electrical generator, and electrical generator output electric energy orders about the refrigerating refrigerating unit and works voluntarily.In the long-distance transport process, just do not need transport vehicle to wear the electric energy such as electrical generator like this, thereby greatly saved the energy of vehicle.And when food delivery during to destination freezer or shop etc., food is moved away from transport vehicle in the vehicle-mounted container, this moment, diesel engine stopped kinetic transformation, refrigerating unit in the vehicle-mounted container then in time utilizes the source of AC of freezer to drive alternating-current motor/AC motor, utilize its kinetic energy to drive the belt drive compressor, make refrigerating unit continue refrigeration, thereby keep the cold storage effect of food.Actually but at present or the diesel engine alternating-current motor/AC motor is driven refrigeration, can't judge accurately and conversion, cause easily cold storage effect not good, and cause the waste of the energy.
The utility model content
The utility model will address the above problem exactly, and a kind of auto mat that is applicable to realize in the highway refrigerated transport automatic diagnosis and conversion is provided, and reaches the purpose of temperature in the accurate control vehicle-mounted container.
In order to reach above-mentioned effect, the utility model provides a kind of auto mat for the highway refrigerated transport, comprise master control board and manual control panel, described master control board comprises the first micro controller system, described the first micro controller system and first communication module are interactive to be connected, the input end of the first micro controller system respectively with the input circuit of refrigerating unit and utilize the testing circuit of sensor detected temperatures, diesel engine speed to be connected, the mouth of the first micro controller system is connected with the outputting circuit for relay of the electric power element of refrigerating unit respectively; Described manual control panel comprises second singlechip and second communication module, described second singlechip is connected with second communication module is interactive, the input end of second singlechip is connected with the key circuit that is used for Instruction Selection, setting parameter, the mouth of second singlechip is connected with read-out, shows the mode of operation of refrigerating unit; Described first communication module and second communication module carry out communication.
The priority scheme of such scheme is, the input end of described the first micro controller system also is connected with for the warning circuit of alerting signal transmission and for generation of the clock circuit of real-time time.
The priority scheme of such scheme is that the input end of described the first micro controller system also is connected with the potential circuit for detection of electrical generator operating voltage in the refrigerating unit.
Described outputting circuit for relay is used for controlling electric power element and comprises compressor clutch, alternating-current motor/AC motor, electronics fuel transfer pump, diesel engine, evaporation fan, defrosting electromagnetic valve, bypass solenoid valve, electronics fuel transfer pump, diesel engine ECU power supply, diesel engine starting motor or diesel engine preheating plug.
The circuit that described warning circuit is comprised of high voltage protective, low-voltage variation, thermal relay overload, exhaust temperature protection.
The analog quantity circuit that described testing circuit is comprised of temperature sensor, defrost temperature sensor, diesel engine water temperature sensor and diesel engine speed sensor in the freight container.
Described input circuit comprises civil power and diesel engine input circuit.
The working process of the utility model control is:
Manual control panel starts refrigerating unit by key circuit, the input circuit that auto mat at first detects refrigerating unit is diesel engine power supply refrigeration or mains-supplied refrigerating state, its civil power refrigeration and diesel engine refrigeration interlock, according to civil power refrigeration priority principle, when detecting civil power refrigeration signal such as input circuit, disconnect diesel engine work circuit, carry out the civil power refrigeration according to the preferential principle of civil power refrigeration; If input circuit detects when being diesel engine refrigeration signal, then start the diesel engine refrigeration.Whether detection alarm circuit, testing circuit etc. are normal again.The below illustrates respectively from diesel engine refrigeration and civil power refrigerating state.
Diesel engine refrigeration: when judgement is the diesel engine refrigeration, outputting circuit for relay is started working, and auto mat at first starts electronics fuel transfer pump, diesel engine ECU power supply, and judges the water temperature of diesel engine, when if the diesel engine water temperature is higher than a certain design temperature, can directly connect diesel engine starting motor; When the diesel engine water temperature is lower than a certain design temperature, need diesel engine preheating plug was switched on first preheating after 15 seconds, restart the diesel engine motor; When the rotating speed that records motor when testing circuit medium speed sensor reaches the first rotating speed, disconnect the diesel engine starting switch, the rotating speed that tachogen records diesel engine again after disconnecting reaches the second rotating speed, starts successfully, disconnects simultaneously the diesel engine preheating plug power supply.When temperature in the vehicle-mounted container is higher than " design temperature+temperature difference ", starts compressor clutch and evaporation fan and begin refrigeration; When temperature in the vehicle-mounted container was lower than " design temperature-temperature difference ", then refrigerating unit stopped refrigeration.
The civil power refrigeration: when judgement is the civil power refrigeration, start alternating-current motor/AC motor direct driving compressor mechanism cold, temperature control is identical with the control of diesel engine temperature.
When refrigerating unit begins to freeze, potential circuit work, and detect in real time battery tension poor of generator voltage and transport vehicle, when generator voltage is higher than battery tension, illustrate that then electrical generator is working properly, electrical generator provides the electric weight of refrigerating unit operation, and unnecessary electric weight is to the battery charge of transport vehicle, and the communication by first communication module and second communication module, the normal condition of electrical generator work is presented on the read-out of manual control panel; When generator voltage is lower than battery tension, the electrical generator operational failure then is described, at this moment read-out demonstrates electrical generator operation irregularity signal, and sends warning, reminds the staff.
Refrigerating unit detects the analog signal of high voltage protective, low-voltage variation, thermal relay overload, exhaust temperature protection switch amount signal or all kinds of temperature sensors in real time in when work, if any unusually, and refrigerating unit autoshutdown and produce alerting signal.
The beneficial effects of the utility model have:
1, this auto mat is by the control to diesel engine, compressor, alternating-current motor/AC motor, electrical generator and blower fan etc., realization is controlled automatically to the refrigerating unit of highway refrigerated transportation vehicle, and according to the variation of refrigerating unit temperature load, Real-Time Monitoring and control, guarantee that food remains in certain range of temperatures in the vehicle-mounted container, guaranteed the freezing and refrigeration effect of food.
2, have refrigerating unit automatic decision and conversion to diesel engine or alternating-current motor/AC motor, and drive electrical generator and generate electricity and provide electric energy to refrigerating unit, saved the energy, cold storage effect is good, and has guaranteed the quality and safety of food
3, the key circuit on the manual control panel is realized the instruction of refrigerating unit or setting and the operation of all kinds of parameters, and refrigerating unit is controlled among the state that needs operation.
4, the running state of refrigerating unit in time feeds back by the read-out demonstration such as data such as temperature, faulty condition and mode of operations, and the moment monitoring to the refrigerating unit system operational parameters has been finished in convenient observation.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1 is the utility model structured flowchart.
The specific embodiment
As shown in Figure 1, a kind of auto mat for the highway refrigerated transport, comprise master control board 1 and manual control panel 2, described master control board 2 comprises the first micro controller system 11,13 interactive connections of described the first micro controller system 11 and first communication module, the input end of the first micro controller system 11 respectively with the input circuit 18 of refrigerating unit and utilize the testing circuit 17 of sensor detected temperatures, diesel engine speed to be connected, the mouth of the first micro controller system 11 is connected with the outputting circuit for relay 12 of the electric power element of refrigerating unit respectively; The input end of the first micro controller system 11 also is connected with for the warning circuit 14 of alerting signal transmission and for generation of the clock circuit 16 of real-time time, for detection of the potential circuit 15 of refrigerating unit electrical generator operating voltage.Described manual control panel 2 comprises second singlechip 22 and second communication module 24, described second singlechip 22 and 24 interactive connections of second communication module, the input end of second singlechip 22 is connected with the key circuit 21 that is used for Instruction Selection, setting parameter, and the mouth of second singlechip 22 is connected with read-out 23; Described first communication module 13 carries out communication with second communication module 24.The analog quantity circuit that testing circuit 17 is comprised of temperature sensor, defrost temperature sensor, diesel engine water temperature sensor and diesel engine speed sensor in the freight container; Outputting circuit for relay 12 is used for controlling electric power element and comprises compressor clutch, alternating-current motor/AC motor, electronics fuel transfer pump, diesel engine, evaporation fan, defrosting electromagnetic valve, bypass solenoid valve etc.The circuit that warning circuit 14 is comprised of high voltage protective, low-voltage variation, thermal relay overload, exhaust temperature protection.Input circuit 18 comprises civil power and diesel engine input circuit.
The input circuit that auto mat at first detects refrigerating unit is diesel engine power supply refrigeration or mains-supplied refrigerating state, when detecting civil power refrigeration signal such as input circuit, disconnects diesel engine work circuit, carries out the civil power refrigeration according to the preferential principle of civil power refrigeration; If input circuit detects when being diesel engine refrigeration signal, then start the diesel engine refrigeration.Whether detection alarm circuit, testing circuit etc. are normal again.Then starting corresponding refrigeration mode according to actual conditions freezes to vehicle-mounted container, and it is judged and conversion accurately, the other instant messaging by communication module, realized refrigerating unit running condition is carried out Real-Time Monitoring and control, guarantee that food remains in certain range of temperatures in the vehicle-mounted container, guaranteed the freezing and refrigeration effect of food, saved the energy and guaranteed the quality and safety of food.
Above embodiment is not limited only to protection domain of the present utility model, all make amendment based on basic thought of the present utility model or change all belong to protection domain of the present utility model.
Claims (7)
1. auto mat that is used for the highway refrigerated transport, it is characterized in that: comprise master control board and manual control panel, described master control board comprises the first micro controller system, described the first micro controller system and first communication module are interactive to be connected, the input end of the first micro controller system respectively with the input circuit of refrigerating unit and utilize the testing circuit of sensor detected temperatures, diesel engine speed to be connected, the mouth of the first micro controller system is connected with the outputting circuit for relay of the electric power element of refrigerating unit respectively; Described manual control panel comprises second singlechip and second communication module, described second singlechip is connected with second communication module is interactive, the input end of second singlechip is connected with the key circuit that is used for Instruction Selection, setting parameter, and the mouth of second singlechip is connected with read-out; Described first communication module and second communication module carry out communication.
2. a kind of auto mat for the highway refrigerated transport according to claim 1 is characterized in that: the input end of described the first micro controller system also is connected with for the warning circuit of alerting signal transmission and for generation of the clock circuit of real-time time.
3. a kind of auto mat for the highway refrigerated transport according to claim 1, it is characterized in that: the input end of described the first micro controller system also is connected with the potential circuit for detection of electrical generator operating voltage in the refrigerating unit.
4. a kind of auto mat for the highway refrigerated transport according to claim 1 is characterized in that: described outputting circuit for relay is used for controlling electric power element and comprises compressor clutch, alternating-current motor/AC motor, electronics fuel transfer pump, diesel engine, evaporation fan, defrosting electromagnetic valve, bypass solenoid valve, electronics fuel transfer pump, diesel engine ECU power supply, diesel engine starting motor or diesel engine preheating plug.
5. a kind of auto mat for the highway refrigerated transport according to claim 2 is characterized in that: the circuit that described warning circuit is comprised of high voltage protective, low-voltage variation, thermal relay overload, exhaust temperature protection.
6. a kind of auto mat for the highway refrigerated transport according to claim 1 is characterized in that: the analog quantity circuit that described testing circuit is comprised of temperature sensor, defrost temperature sensor, diesel engine water temperature sensor and diesel engine speed sensor in the freight container.
7. a kind of auto mat for the highway refrigerated transport according to claim 1, it is characterized in that: described input circuit comprises the input circuit of civil power and diesel engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220517057 CN202863077U (en) | 2012-10-10 | 2012-10-10 | Automatic controller for road refrigerated transport |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220517057 CN202863077U (en) | 2012-10-10 | 2012-10-10 | Automatic controller for road refrigerated transport |
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| Publication Number | Publication Date |
|---|---|
| CN202863077U true CN202863077U (en) | 2013-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220517057 Expired - Fee Related CN202863077U (en) | 2012-10-10 | 2012-10-10 | Automatic controller for road refrigerated transport |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105027103A (en) * | 2012-12-31 | 2015-11-04 | 冷王公司 | Communication protocol for transport refrigeration system |
| CN105134394A (en) * | 2015-08-17 | 2015-12-09 | 杨四连 | Intelligent starting-stopping control system for diesel generating set for refrigerating transporting vehicle |
| CN105588262A (en) * | 2015-01-23 | 2016-05-18 | 海信（山东）空调有限公司 | Method for controlling air conditioning equipment and air conditioning equipment |
| CN106154928A (en) * | 2016-08-16 | 2016-11-23 | 江苏科技大学 | A kind of vehicle-mounted transport measure and control device and investigating method thereof |
| CN110388961A (en) * | 2019-07-23 | 2019-10-29 | 江苏天一机场专用设备股份有限公司 | A kind of monitoring system and platform for electronic boat food vehicle |
| CN111852639A (en) * | 2020-07-24 | 2020-10-30 | 重庆金之川动力机械有限公司 | Environment-friendly intelligent control system for refrigeration generator set of cold-chain logistics vehicle |
-
2012
- 2012-10-10 CN CN 201220517057 patent/CN202863077U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105027103A (en) * | 2012-12-31 | 2015-11-04 | 冷王公司 | Communication protocol for transport refrigeration system |
| CN105588262A (en) * | 2015-01-23 | 2016-05-18 | 海信（山东）空调有限公司 | Method for controlling air conditioning equipment and air conditioning equipment |
| CN105134394A (en) * | 2015-08-17 | 2015-12-09 | 杨四连 | Intelligent starting-stopping control system for diesel generating set for refrigerating transporting vehicle |
| CN106154928A (en) * | 2016-08-16 | 2016-11-23 | 江苏科技大学 | A kind of vehicle-mounted transport measure and control device and investigating method thereof |
| CN110388961A (en) * | 2019-07-23 | 2019-10-29 | 江苏天一机场专用设备股份有限公司 | A kind of monitoring system and platform for electronic boat food vehicle |
| CN111852639A (en) * | 2020-07-24 | 2020-10-30 | 重庆金之川动力机械有限公司 | Environment-friendly intelligent control system for refrigeration generator set of cold-chain logistics vehicle |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130410 Termination date: 20181010 |