CN108627280A - USB interface-based cable for measuring temperature and its application system - Google Patents
USB interface-based cable for measuring temperature and its application system Download PDFInfo
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- CN108627280A CN108627280A CN201710182724.6A CN201710182724A CN108627280A CN 108627280 A CN108627280 A CN 108627280A CN 201710182724 A CN201710182724 A CN 201710182724A CN 108627280 A CN108627280 A CN 108627280A
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- usb interface
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- measuring temperature
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- 229910001220 stainless steel Inorganic materials 0.000 claims description 20
- 239000010935 stainless steel Substances 0.000 claims description 20
- 229910000831 Steel Inorganic materials 0.000 claims description 4
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- 239000010959 steel Substances 0.000 claims description 4
- 238000003860 storage Methods 0.000 abstract description 16
- 238000012544 monitoring process Methods 0.000 abstract description 12
- 235000013339 cereals Nutrition 0.000 description 36
- 230000000694 effects Effects 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 8
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- 238000012360 testing method Methods 0.000 description 7
- 239000007789 gas Substances 0.000 description 5
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 2
- 241000607479 Yersinia pestis Species 0.000 description 2
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- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004382 potting Methods 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000010963 304 stainless steel Substances 0.000 description 1
- 241001269238 Data Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
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- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/10—Thermometers specially adapted for specific purposes for measuring temperature within piled or stacked materials
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/024—Means for indicating or recording specially adapted for thermometers for remote indication
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/026—Means for indicating or recording specially adapted for thermometers arrangements for monitoring a plurality of temperatures, e.g. by multiplexing
Abstract
The application provides USB interface-based cable for measuring temperature and its application system.Cable for measuring temperature includes mainly：Sheath, the multiple temperature sensors being packaged in inside the sheath, wherein one end of the sheath is closed, and the other end is provided with USB interface；The multiple temperature sensor is arranged along the length direction interval of the sheath, and is connected by conducting wire between each temperature sensor, and is finally electrically connected with the USB interface.The application system includes：The USB interface-based cable for measuring temperature and the electronic equipment being connect by USB with it.The electronic equipment prestores the identification information of each temperature sensor of the cable for measuring temperature and its corresponding location information, so as to after obtaining the data that each cable for measuring temperature is sent, the location information that 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
This application involves cable for measuring temperature fields, more particularly to USB interface-based cable for measuring temperature and its application system.
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, especially food storage turn to Bulk Grain storage comprehensively.In newly-built silo, from original
Storehouse type development of the 4.5 rice barn room height to 6-8 meters of height, or even also higher silo.The variation of storehouse type and scattered stock
The promotion of storehouse height brings the safety of foodstuff preservation new challenge.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, to be further to know that the biotic factor activity as caused by the variation of grain temperature is right
Temperature and the mutual cooperation relationship of quality comparison in storage provide data and support in the influence of grain storage, and storage ecological environment
Obviously, by going mouldy, the temperature characterisitic that insect pest is formed need accurate detection equipment and technology to realize.
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 is adopted on warm cable and data transmission collector
There are more defects, and especially the problems such as accuracy, corrosion resistance and extensibility of cable directly influences computer thermometric system
The operation efficiency and service life of system so that a collection of grain often after storing a rotation phase, is damaged 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.
Apply for content
In view of the foregoing deficiencies of prior art, the application is designed to provide USB interface-based Novel temperature measuring
Cable and its application system not only can allow data operation collecting efficiency to obtain soon for solving the above problem in the prior art
Speed is promoted, and also substantially prolongs service life, and use cost is promoted 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, packet
It includes：Sheath, one end closing of the sheath, the other end are provided with USB interface；Multiple temperature sensors are packaged in the sheath
Inside is arranged along the length direction interval of the sheath, wherein it is connected by conducting wire between each temperature sensor, and
Finally it is electrically connected with the USB interface.
In one embodiment of the application, the conducting wire includes：Three core wires, each wire of three core wire is corresponding respectively to be connected
Connect the same pin of each temperature sensor.
In one embodiment of the application, each wire of three core wire is connect with the pin of each temperature sensor
Place is enclosed with heat-shrinkable T bush.
In one embodiment of the application, the sheath includes：Multiple stainless steel tubes, wherein each stainless steel tube point
It is not arranged at position corresponding with temperature sensor.
In one embodiment of the application, the inner wall of the stainless steel tube is equipped with heat-conducting resin layer.
In one embodiment of the application, the sheath further includes：It is arranged at intervals 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 one embodiment of the application, each temperature sensor has unique identity information, each body
Part identification information is corresponded with location information of each temperature sensor in the cable for measuring temperature.
In one embodiment of the application, the spacing distance between adjacent temperature sensor is 1.7m.
In one embodiment of the application, the position with each temperature sensor is provided on the outer surface of the sheath
Set 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 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, closed one end 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 correspondence of each temperature sensor of the cable for measuring temperature
Location information.
In one embodiment of the application, the system also includes：Data acquisition device is provided at least two USB jacks,
For connecting at least one cable for measuring temperature and the electronic equipment.
As described above, the USB interface-based cable for measuring temperature and its application system of the application, it can intelligently, effectively
The temperature conditions at each position of silo depth level is monitored, cost of human resources is greatly saved, to ensure that stored grain safety carries
Strong data have been supplied to support.
Description of the drawings
Fig. 1 is shown as the USB interface-based cable for measuring temperature structural schematic diagram of one embodiment of the application.
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 including cable for measuring temperature of one embodiment of the application.
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 core wires
4 USB2.0 interfaces
5 heat-shrinkable T bush
1. cable for measuring temperature
2. electronic equipment
3. data acquisition device
Specific implementation mode
Illustrate that presently filed embodiment, those skilled in the art can be by this specification below by way of specific specific example
Disclosed content understands other advantages and effect of the application easily.The application can also pass through in addition different specific realities
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 absence of conflict, following embodiment and implementation
Feature in example can be combined with each other.
It should be noted that the diagram provided in following embodiment only illustrates the basic structure of the application in a schematic way
Think, component count, shape and size when only display is with related component in the application rather than according to actual implementation in schema then
Draw, when actual implementation kenel, quantity and the ratio of each component can be a kind of random change, and its assembly layout kenel
It is likely more complexity.
Currently, also being 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 for inferring grain feelings grain matter is analyzed by the variation to grain temperature, moisture.It is big susceptible
Under condition all it is that staff is judged indirectly by rule of thumb, and for being given birth in the insect pest activity condition of depth position grain, fever
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 at
The blind area of monitoring the state of foodstuff brings very big uncertainty to stored grain safety.How could observe in real time, grasp grain storage depth level
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
It mirrors and, the biology to analyze understanding grain storage sprouts shape feature, and selective analysis grain in combination is in aerobic, anaerobic, anaerobism
In environment, the state of oxidation under no photosynthesis becomes pendulum in grain to take effective technology measure to ensure stored grain safety
Eat an important subject in face of storage worker.
To solve the above-mentioned problems, the application proposes a kind of USB interface-based cable for measuring temperature, and the USB interface can be with
It is 2.0 data transmission interface of high speed USB, can also be 3.0 data transmission interface of high speed USB 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 includes mainly：The closed sheath 1 in one end, be encapsulated in it is more inside sheath 1
A temperature sensor 2, be encapsulated in the inside of sheath 1 and the multiple temperature sensors of connection 2 conducting wire (in the illustrated embodiment for
Three core wires 3), the other end in sheath 1 is set and is electrically connected with three core wires 3 USB2.0 interfaces 4.It can by USB2.0 interfaces 4
The monitoring data of temperature sensor 2 are transferred to data acquisition device that USB2.0 interfaces are connected in real time or electronics is set
It is standby, for data receiving terminal according to these temperature datas to silo the case where it is for further analysis.
Sheath 1 is spaced connection group by multistage stainless steel tube 101 (preferably 304 stainless steel tubes) and multistage Wire sheath 102
At, wherein every section of stainless steel tube 101 is arranged at position corresponding with temperature sensor, and connection gas is moulded in both ends by steel
Close property technique is (such as：Pinch roller nip drum technique is then that stainless steel tube 101 is pressed in the impression on Wire sheath 102 at position shown in dotted line
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, other each section of stainless steel tube 101 is slightly longer and long
It spends equal.In addition to this, Wire sheath 102 moulds connection air-tightness technique by steel with USB2.0 interfaces 4 and is tightly fastened on one
It rises, can achieve the effect that waterproof and anticorrosion and prevent 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, facilitate insertion grain heap.In an embodiment
In, the inner wall 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 to realize
Steel pipe 101 and internal temperature sensor 2, three core wires 3 are effectively isolated.
There are one temperature sensors 2 for setting at the medium position of every section of stainless steel tube 101, more slightly shorter for sheath 1
End stainless steel tube 101 for, temperature sensor 2 is then arranged at the position at this section close to top.Preferably, temperature sensing
The quantity of device 2 is four, the DS18B20 numeric type temperature sensors produced using DALLAS companies of the U.S., between mutual
Gauge from for 1.7m or so so that the setting of each temperature measuring point can meet it is vertical for silo in national standard at this stage
The arrangement requirement of deep layer planar survey point.In order to identify the position of each temperature sensor 2, easy to use and dimension from the appearance
Shield, is also provided with label corresponding with temperature sensor location on the outer surface of sheath 1.
Three pins of each temperature sensor 2 respectively with the red firewire VDD of three core wires 3, blue zero curve DQ, black
Line GND corresponds to spot welding connection, also, the same pin of each temperature sensor 2 is connected on same root conducting wire, to be formed
The connection relation of bus-type.In addition, the junction of the pin and three core wires 3 in each temperature sensor 2, is also enclosed with by poly- second
Heat-shrinkable T bush 5 made of the materials such as alkene, to play the role 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, need the identification information of pre-recorded each temperature sensor 2 and its in cable for measuring temperature it is residing
Location information.When in use, first by the closed one end of cable for measuring temperature downward, one end of USB2.0 interfaces upward, near vertical
Ground is inserted into the grain of storage, then is connected or be directly connected in electronics with corresponding data acquisition device by USB2.0 interfaces and set
It is standby, so that it may to be adopted so that the temperature data of the identification information of each temperature monitoring point and perception is passed to data together in real time
Acquisition means or electronic equipment.After the electronic equipment for being stored with above-mentioned pre-recorded information obtains these data, so that it may with basis
The identification information of each temperature monitoring point inquires the location 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 profession
It tests, obtains the test data as shown in table 1 to table 2.Test result shows：
(1) under the experiment condition of hydraulic pressure 0.14MPa, by 0-25 hours water pressure test environments, USB2.0 was ultra-fine
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 30 days or more 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 30 days or more, 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).
1 hydraulic pressure permeability test of table
Experimental condition：Under 0.14MPa
Note：Temperature data is average value
2 phosphine gas permeability test of table
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
It stores in a warehouse in the grain hidden, closed one end is towards the bottom of the silo；Electronic equipment be 2. provided with for cable for measuring temperature 1.
The connected USB jack of USB interface, and prestore the identification information of each temperature sensor of cable for measuring temperature 1. and its right
The location information answered.Preferably, temperature monitoring system further includes：It is provided with the data acquisition devices 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, play good data acquisition and transmission effect
Fruit.
It, will be according to the identity of each temperature monitoring point when the monitoring system obtains the data that each cable for measuring temperature is sent
Identification information-enquiry further knows the grain of storage to the location information (the silo information for including place) of each temperature detecting point
Eat the real time temperature situation in corresponding position.
In conclusion the USB interface-based cable for measuring temperature and its application system of the application, effectively overcome the prior art
In various shortcoming and have high industrial utilization.
The principles and effects of the application are only illustrated in above-described embodiment, 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, carry out modifications and changes 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
At all equivalent modifications or change, should be covered by claims hereof.
Claims (11)
1. a kind of USB interface-based cable for measuring temperature, which is characterized in that including：
Sheath, one end closing of the sheath, the other end are provided with USB interface；
Multiple temperature sensors are packaged in inside the sheath, are arranged along the length direction interval of the sheath, wherein each
It is connected by conducting wire between the temperature sensor, and is finally electrically connected with the USB interface.
2. USB interface-based cable for measuring temperature according to claim 1, which is characterized in that the conducting wire includes：Three cores
Line, each wire of three core wire are connected respectively the same pin of each temperature sensor.
3. USB interface-based cable for measuring temperature according to claim 2, which is characterized in that every of three core 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, which is characterized in that the sheath includes：It is multiple not
Become rusty steel pipe, wherein each stainless steel tube is separately positioned at position corresponding with temperature sensor.
5. USB interface-based cable for measuring temperature according to claim 4, which is characterized in that the inner wall of the stainless steel tube
Equipped with heat-conducting resin layer.
6. USB interface-based cable for measuring temperature according to claim 5, which is characterized in that the sheath further includes：Interval
Wire sheath between the multiple stainless steel tube is set, 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, which is characterized in that each temperature sensor
With unique identity information, each identification information is with each temperature sensor in the cable for measuring temperature
Location information correspond.
8. USB interface-based cable for measuring temperature according to claim 1, which is characterized in that between adjacent temperature sensor
Spacing distance be 1.7m.
9. USB interface-based cable for measuring temperature according to claim 1, which is characterized in that in the outer surface of the sheath
On be provided with identification information corresponding with each position of the temperature sensor.
10. a kind of grain temperature monitors system, which is characterized 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, closed one end is towards the bottom of the silo；
Electronic equipment is provided with the USB jack for being connected with the USB interface of the cable for measuring temperature, and prestores the thermometric
The identification information of each temperature sensor of cable and its corresponding location information.
11. grain temperature according to claim 10 monitors system, which is characterized in that further 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710182724.6A CN108627280A (en) | 2017-03-24 | 2017-03-24 | USB interface-based cable for measuring temperature and its application system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710182724.6A CN108627280A (en) | 2017-03-24 | 2017-03-24 | USB interface-based cable for measuring temperature and its application system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108627280A true CN108627280A (en) | 2018-10-09 |
Family
ID=63707852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710182724.6A Withdrawn CN108627280A (en) | 2017-03-24 | 2017-03-24 | USB interface-based cable for measuring temperature and its application system |
Country Status (1)
| Country | Link |
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| CN (1) | CN108627280A (en) |
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| CN204941532U (en) * | 2015-08-05 | 2016-01-06 | 深圳市勘察测绘院有限公司 | A kind of novel detection probe |
| CN205403055U (en) * | 2016-02-29 | 2016-07-27 | 东方悦达（北京）机电设备安装工程有限公司 | Earth source heat pump soil heat balance monitoring devices |
| CN106137145A (en) * | 2016-08-09 | 2016-11-23 | 西安绿野医疗科技有限责任公司 | A kind of intelligent radio body temperature and excretion event detecting sensor |
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Application publication date: 20181009 |