CN206756339U - Grain temperature monitoring system and its USB interface-based cable for measuring temperature of application - Google Patents
Grain temperature monitoring system and its USB interface-based cable for measuring temperature of application Download PDFInfo
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- CN206756339U CN206756339U CN201720295614.6U CN201720295614U CN206756339U CN 206756339 U CN206756339 U CN 206756339U CN 201720295614 U CN201720295614 U CN 201720295614U CN 206756339 U CN206756339 U CN 206756339U
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Abstract
The application provides the USB interface-based cable for measuring temperature of grain temperature monitoring system and its application.Cable for measuring temperature mainly includes：Sheath, the multiple temperature sensors being packaged in inside the sheath, wherein, one end closing of the sheath, the other end is provided with USB interface；Length direction of the multiple temperature sensor along the sheath is arranged at intervals, and is connected between each temperature sensor by wire, and is finally electrically connected with the USB interface.The monitoring system includes：The USB interface-based cable for measuring temperature and the electronic equipment being connected with it by USB.The electronic equipment prestores the identification information of each temperature sensor of the cable for measuring temperature and its corresponding positional information, so as to after the data that each cable for measuring temperature is sent are obtained, the positional information of each temperature detecting point is inquired according to the identification information of each temperature monitoring point, further knows real time temperature situation of the grain in corresponding position of storage.
Description
Technical field
The application is related to cable for measuring temperature field, more particularly to USB interface-based cable for measuring temperature and including thermometric electricity
The grain temperature monitoring system of cable.
Background technology
As China's grain storage " four dissipate " changes the quickening of technology process, the scattered form of depositing of grain has become a kind of new normal
The warehouse and grain heap form of state, particularly food storage turn to Bulk Grain storage comprehensively.In newly-built silo, from original
Storehouse type development of the 4.5 rice barn rooms height to 6-8 rice height, or even also have higher silo.The change of storehouse type and scattered stock
The lifting of storehouse height, new challenge is brought to the safety of foodstuff preservation.How to know to be stored in tall and big warehouse or shallow circle immediately
The temperature change at the grain deep layer position in storehouse, so as to be further to know that the biotic factor activity as caused by the change of grain temperature is right
Temperature and the mutual cooperation relation of quality comparison in storage provide data and supported in the influence of grain storage, and storage ecological environment.
Obviously, by going mouldy, the temperature characterisitic that insect pest is formed needs the detection equipment of precision and technology is realized.
The world today, digital computer technology and wireless grain feelings thermometry are quite ripe and are popularized, but
It is limited to the backwardness of microelectronic material in the past, the senser element held in advance of the system design, adopts on warm cable and data transfer collector
The problems such as accuracy, corrosion resistance and extensibility for more defect, particularly cable being present, directly influences computer thermometric system
The operation efficiency and service life of system so that a collection of grain often after a rotation phase is stored, damages because of equipment defect
Temperature measuring point and the quantity of data collection terminal mouth reach 20% or so, effectively caused the consumption of financial resources, material resources.
The content of the invention
In view of the above the shortcomings that prior art, the purpose of the application is to provide USB interface-based Novel temperature measuring
Cable and the grain temperature monitoring system including the cable for measuring temperature, for solving above mentioned problem of the prior art, can not only allow
Data operation collecting efficiency obtains fast lifting, also substantially prolongs service life, promotes use cost to substantially reduce.
In order to achieve the above objects and other related objects, the application provides a kind of USB interface-based cable for measuring temperature, bag
Include：Sheath, one end closing of the sheath, the other end are provided with USB interface；Multiple temperature sensors, it is packaged in the sheath
Inside, it is arranged at intervals along the length direction of the sheath, wherein, it is connected between each temperature sensor by wire, and
Finally it is electrically connected with the USB interface.
In the embodiment of the application one, the wire includes：Three cored wires, each wire of three cored wire corresponds to respectively to be connected
Connect the same pin of each temperature sensor.
In the embodiment of the application one, each wire of three cored wire is connected with the pin of each temperature sensor
Place is enclosed with heat-shrinkable T bush.
In the embodiment of the application one, the sheath includes：Multiple stainless steel tubes, wherein, each stainless steel tube point
The opening position corresponding with temperature sensor is not arranged on.
In the embodiment of the application one, the inwall of the stainless steel tube is provided with heat-conducting resin layer.
In the embodiment of the application one, the sheath also includes：It is disposed on leading between the multiple stainless steel tube
Line sheath, wherein, the both ends of each stainless steel tube are connected by way of pinch roller nip drum with the Wire sheath.
In the embodiment of the application one, each temperature sensor has unique identity information, each body
Positional information of part identification information with each temperature sensor in the cable for measuring temperature corresponds.
In the embodiment of the application one, the spacing distance between adjacent temperature sensor is 1.7m.
In the embodiment of the application one, the position with each temperature sensor is provided with the outer surface of the sheath
Put corresponding identification information.
In order to achieve the above objects and other related objects, the application provides a kind of grain temperature monitoring system, including：As above
Any described USB interface-based cable for measuring temperature and electronic equipment, wherein, the cable for measuring temperature is vertically arranged at the grain
In the grain in storehouse, one end of closing is towards the bottom of the silo；Electronic equipment is provided with for the USB with the cable for measuring temperature
The connected USB jack of interface, and prestore the identification information and its correspondingly of each temperature sensor of the cable for measuring temperature
Positional information.
In the embodiment of the application one, the system also includes：Data acquisition device, at least two USB jacks are provided with,
For connecting at least one cable for measuring temperature and the electronic equipment.
As described above, the grain temperature monitoring system of the application and its USB interface-based cable for measuring temperature of application, can
Intelligently, the temperature conditions of each opening position of silo depth aspect is effectively monitored, cost of human resources is greatlyd save, is true
Protect stored grain safety and provide strong data support.
Brief description of the drawings
Fig. 1 is shown as the USB interface-based cable for measuring temperature structural representation of the embodiment of the application one.
Fig. 2 is shown as the structural perspective of the cable for measuring temperature blind end of Fig. 1 embodiments.
Fig. 3 is shown as the structural perspective at the cable for measuring temperature non-close end of Fig. 1 embodiments.
Fig. 4 is shown as the grain temperature monitoring system schematic diagram including cable for measuring temperature of the embodiment of the application one.
Component label instructions
1 sheath
101 stainless steel tubes
102 Wire sheaths
103 high-temperature heat-conductive potting resin layers
2 temperature sensors
3 three cored wires
4 USB2.0 interfaces
5 heat-shrinkable T bush
1. cable for measuring temperature
2. electronic equipment
3. data acquisition device
Embodiment
Illustrate presently filed embodiment below by way of specific instantiation, those skilled in the art can be by this specification
Disclosed content understands other advantages and effect of the application easily.The application can also pass through specific realities different in addition
The mode of applying is embodied or practiced, the various details in this specification can also be based on different viewpoints with application, without departing from
Various modifications or alterations are carried out under spirit herein.It should be noted that in the case where not conflicting, following examples and implementation
Feature in example can be mutually combined.
It should be noted that the diagram provided in following examples only illustrates the basic structure of the application in a schematic way
Think, only show the component relevant with the application in schema then rather than according to component count, shape and the size during actual implement
Draw, kenel, quantity and the ratio of each component can be a kind of random change during its actual implementation, and its assembly layout kenel
It is likely more complexity.
At present, also stopped for the grain storage monitoring the state of foodstuff technology at tall and big room formula silo, silo, vertical silo group's depth position
In the level that grain temperature detector is surveyed, i.e., the situation at that time of deduction grain feelings grain matter is analyzed by the change to grain temperature, moisture.It is big susceptible
All it is that staff is judged indirectly by rule of thumb under condition, and for the insect pest active situation in depth position grain, heating life
Mould situation, natural biology environment of an activation situation etc. can not be investigated with sense organ in time.Storage ambient under grain storage deep layer face into
The blind area of monitoring the state of foodstuff, very big uncertainty is brought to stored grain safety.How could Real Time Observation, grasp grain storage depth aspect
In grain feelings grain matter and natural biology activity procreation dynamic change, it is by temperature acquisition technology that real time temperature information is anti-in time
Mirror and, sprout shape feature so as to analyze the biology of understanding grain storage, and selective analysis grain in combination is in aerobic, anaerobic, anaerobism
In environment, the state of oxidation under without photosynthesis, so as to take effective technology measure to ensure stored grain safety, become pendulum in grain
Eat an important subject in face of storage worker.
In order to solve the above problems, the application proposes a kind of USB interface-based cable for measuring temperature, and the USB interface can be with
It is the data transmission interface of high speed USB 2.0, can also be the data transmission interface of high speed USB 3.0 and other data transmission interfaces.Please
Refering to Fig. 1 to Fig. 3, the concrete structure of the cable for measuring temperature of the application by taking USB2.0 interfaces as an example, will be described in detail below.
Cable for measuring temperature based on USB2.0 interfaces mainly includes：One end closing sheath 1, be encapsulated in it is more inside sheath 1
Individual temperature sensor 2, be encapsulated in the inside of sheath 1 and the multiple temperature sensors 2 of connection wire (in the illustrated embodiment for
Three cored wires 3), the USB2.0 interfaces 4 that are arranged on the other end of sheath 1 and are electrically connected with three cored wires 3.Can by USB2.0 interfaces 4
The Monitoring Data of temperature sensor 2 is transferred into data acquisition device that USB2.0 interfaces are connected in real time or electronics is set
It is standby, so that data receiving terminal is for further analysis to the situation of silo according to these temperature datas.
Sheath 1 is spaced connection group by multistage stainless steel tube 101 (being preferably 304 stainless steel tubes) and multistage Wire sheath 102
Into, wherein, every section of stainless steel tube 101 is arranged on the opening position corresponding with temperature sensor, and connection gas is moulded in its both ends by steel
Close property technique is (such as：Pinch roller nip drum technique, opening position shown in dotted line are then pressed in the impression on Wire sheath 102 for stainless steel tube 101
Shape) it is pressed together on the end of the Wire sheath 102 of left and right connection therewith.The overall length of sheath 1 is 10m or so, and airtight performance is high, anti-
Water effect is good, additionally aids tension and the cleaning of holding surface, wherein, the specific length of every section of stainless steel tube does not limit, excellent
Choosing, sheath 1 is more slightly shorter in the stainless steel tube 101 for sealing an end position, and other each section of stainless steel tube 101 is slightly longer and long
Spend equal.In addition, Wire sheath 102 moulds connection air-tightness technique by steel with USB2.0 interfaces 4 and is tightly fastened on one
Rise, the effect of water-tight corrosion-proof can be reached, and can prevents the invasion of the pernicious gases such as nitrogen in silo, carbon dioxide, Yi Jiyin
Short circuit problem caused by there was dampness in the air etc..
The diameter of section of stainless steel tube 101 can reach 6.0mm, occupy little space, convenient insertion grain heap.In an embodiment
In, the inwall of stainless steel tube 101 is provided with high-temperature heat-conductive potting resin layer 103, such as：Silica gel material etc., it is stainless so as to realize
Steel pipe 101 and internal temperature sensor 2, three cored wires 3 are effectively isolated.
A temperature sensor 2 is provided with the medium position of every section of stainless steel tube 101, it is more slightly shorter for sheath 1
End stainless steel tube 101 for, temperature sensor 2 is then arranged on this section of opening position close to top.Preferably, TEMP
The quantity of device 2 is four, the DS18B20 numeric type temperature sensors produced using DALLAS companies of the U.S., between mutual
Gauge is indulged from for 1.7m or so so that the setting of each temperature measuring point can meet in national standard at this stage for silo
The arrangement requirement of deep layer planar survey point.In order to which the position of each temperature sensor 2, convenient use and dimension can be identified from the appearance
Shield, is also provided with the mark corresponding with temperature sensor location on the outer surface of sheath 1.
Three pins of each temperature sensor 2 are respectively with the red live wire VDD, blue zero line DQ, black of three cored wires 3
Line GND corresponds to spot welding connection, also, the same pin of each temperature sensor 2 is connected on same root wire, so as to be formed
The annexation of bus-type.In addition, in the pin of each temperature sensor 2 and the junction of three cored wires 3, also it is enclosed with by poly- second
Heat-shrinkable T bush 5 made of the materials such as alkene, so as to play a part of further waterproof.
Each temperature sensor 2 of the application has unique identification information (such as：Number information etc.), in thermometric
Before cable comes into operation, the identification information of pre-recorded each temperature sensor 2 is needed and its residing in cable for measuring temperature
Positional information.When in use, first by one end of cable for measuring temperature closing down, one end of USB2.0 interfaces upward, near vertical
In the grain of ground insertion storage, then USB2.0 interfaces are connected or be directly connected in electronics with corresponding data acquisition device and are set
It is standby, it is possible to the identification information of each temperature monitoring point and the temperature data perceived are passed to data and adopted in the lump in real time
Acquisition means or electronic equipment.After the electronic equipment for being stored with above-mentioned pre-recorded information obtains these data, it is possible to according to
The identification information of each temperature monitoring point inquires the positional information of each temperature detecting point, further knows the grain of storage
Eat the real time temperature situation in corresponding position.
The USB interface-based cable for measuring temperature of the application, hydraulic pressure permeability test, phosphine gas infiltration examination by specialty
Test, obtain the test data as shown in table 1 to table 2.Result of the test shows：
(1) it is ultra-fine by the water pressure test environment of 0-25 hours, USB2.0 under hydraulic pressure 0.14MPa experiment condition
Cable for measuring temperature does not have hydraulic pressure infiltration to cause short circuit sensor phenomenon, and the heat conductivility transmission response of ultra-fine cable and aqueous medium is good
It is good, temperature data summary responses and transmit normal, and stabilization time is within 2 seconds；
(2) in laboratory environment PH3Gas concentration is the ultra-fine thermometrics of USB2.0 closed more than 30 days in the case of 300PPM
Cable do not have burn into it is short breaking phenomena (temperature data summary responses and transmit normal)；In foodstuff preservation environmental PH3By
1000PPM is decayed in the case of 20PPM is obtained closed more than 30 days, the ultra-fine cable for measuring temperature of USB2.0 do not have burn into it is short breaking phenomena
(temperature data summary responses and transmission is normal).
The hydraulic pressure permeability test of table 1
Experimental condition：Under 0.14MPa
Note：Temperature data is average value
The phosphine gas permeability test of table 2
Experimental condition：Under normal pressure
Note：Temperature data is average value
Referring to Fig. 4, the application also provides a kind of grain temperature monitoring system, the interior of one or more silos can be monitored
Portion's temperature conditions, including：The cable for measuring temperature of previous embodiment 1., electronic equipment 2., wherein, 1. cable for measuring temperature is vertically arranged at grain
Store in a warehouse in the grain hidden, one end of closing is towards the bottom of the silo；1. 2. electronic equipment is provided with is used for cable for measuring temperature
The connected USB jack of USB interfaces, and prestore each temperature sensor of cable for measuring temperature 1. identification information and its
Corresponding positional information.Preferably, temperature monitoring system also includes：It is provided with the data acquisition device of at least two USB jacks
3. 3. 1. 2. at least one cable for measuring temperature is connected by data acquisition device with electronic equipment, good data acquisition and biography are played
Defeated effect.
, will be according to the identity of each temperature monitoring point when the data that each cable for measuring temperature of monitoring system acquisition is sent
Identification information-enquiry further knows the grain stored to the positional information (the silo information for including place) of each temperature detecting point
Eat the real time temperature situation in corresponding position.
In summary, the grain temperature monitoring system of the application and its USB interface-based cable for measuring temperature of application, effectively
Overcome various shortcoming of the prior art and have high industrial utilization.
The principle and its effect of above-described embodiment only illustrative the application, not for limitation the application.It is any ripe
Know the personage of this technology all can without prejudice to spirit herein and under the scope of, modifications and changes are carried out to above-described embodiment.Cause
This, those of ordinary skill in the art is complete without departing from spirit disclosed herein and institute under technological thought such as
Into all equivalent modifications or change, should be covered by claims hereof.
Claims (11)
- A kind of 1. USB interface-based cable for measuring temperature, it is characterised in that including：Sheath, one end closing of the sheath, the other end are provided with USB interface；Multiple temperature sensors, it is packaged in inside the sheath, is arranged at intervals along the length direction of the sheath, wherein, each It is connected between the temperature sensor by wire, and is finally electrically connected with the USB interface.
- 2. USB interface-based cable for measuring temperature according to claim 1, it is characterised in that the wire includes：Three cores Line, each wire of three cored wire are connected respectively the same pin of each temperature sensor.
- 3. USB interface-based cable for measuring temperature according to claim 2, it is characterised in that every of three cored wire leads The pin junction of line and each temperature sensor is enclosed with heat-shrinkable T bush.
- 4. USB interface-based cable for measuring temperature according to claim 1, it is characterised in that the sheath includes：It is multiple not Become rusty steel pipe, wherein, each stainless steel tube is separately positioned on the opening position corresponding with temperature sensor.
- 5. USB interface-based cable for measuring temperature according to claim 4, it is characterised in that the inwall of the stainless steel tube Provided with heat-conducting resin layer.
- 6. USB interface-based cable for measuring temperature according to claim 5, it is characterised in that the sheath also includes：Interval The Wire sheath being arranged between the multiple stainless steel tube, wherein, the both ends of each stainless steel tube pass through pinch roller nip drum Mode be connected with the Wire sheath.
- 7. USB interface-based cable for measuring temperature according to claim 1, it is characterised in that each temperature sensor With unique identity information, each identification information is with each temperature sensor in the cable for measuring temperature Positional information correspond.
- 8. USB interface-based cable for measuring temperature according to claim 1, it is characterised in that between adjacent temperature sensor Spacing distance be 1.7m.
- 9. USB interface-based cable for measuring temperature according to claim 1, it is characterised in that in the outer surface of the sheath On be provided with the identification information corresponding with the position of each temperature sensor.
- A kind of 10. grain temperature monitoring system, it is characterised in that including：USB interface-based cable for measuring temperature as described in any in claim 1-9, wherein, the cable for measuring temperature is vertically arranged In the grain of the silo, one end of closing is towards the bottom of the silo；Electronic equipment, the USB jack for being connected with the USB interface of the cable for measuring temperature is provided with, and prestores the thermometric The identification information and its corresponding positional information of each temperature sensor of cable.
- 11. grain temperature monitoring system according to claim 10, it is characterised in that also include：Data acquisition device, if At least two USB jacks are equipped with, for connecting at least one cable for measuring temperature and the electronic equipment.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720295614.6U CN206756339U (en) | 2017-03-24 | 2017-03-24 | Grain temperature monitoring system and its USB interface-based cable for measuring temperature of application |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720295614.6U CN206756339U (en) | 2017-03-24 | 2017-03-24 | Grain temperature monitoring system and its USB interface-based cable for measuring temperature of application |
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| CN206756339U true CN206756339U (en) | 2017-12-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108627280A (en) * | 2017-03-24 | 2018-10-09 | 上海良友（集团）有限公司 | USB interface-based cable for measuring temperature and its application system |
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- 2017-03-24 CN CN201720295614.6U patent/CN206756339U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108627280A (en) * | 2017-03-24 | 2018-10-09 | 上海良友（集团）有限公司 | USB interface-based cable for measuring temperature and its application system |
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