CN108362399A - A kind of cable for measuring temperature - Google Patents
A kind of cable for measuring temperature Download PDFInfo
- Publication number
- CN108362399A CN108362399A CN201810407280.6A CN201810407280A CN108362399A CN 108362399 A CN108362399 A CN 108362399A CN 201810407280 A CN201810407280 A CN 201810407280A CN 108362399 A CN108362399 A CN 108362399A
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- China
- Prior art keywords
- protective case
- metal
- hole
- steel wire
- temperature sensor
- Prior art date
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- 239000002184 metal Substances 0.000 claims abstract description 127
- 229910052751 metal Inorganic materials 0.000 claims abstract description 127
- 230000001681 protective effect Effects 0.000 claims abstract description 106
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 101
- 239000010959 steel Substances 0.000 claims abstract description 101
- 239000004033 plastic Substances 0.000 claims abstract description 70
- 229920003023 plastic Polymers 0.000 claims abstract description 70
- 238000009434 installation Methods 0.000 claims abstract description 42
- 230000001012 protector Effects 0.000 claims abstract description 17
- 238000004026 adhesive bonding Methods 0.000 claims abstract description 4
- 230000010412 perfusion Effects 0.000 claims description 9
- 230000004323 axial length Effects 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 6
- 239000000945 filler Substances 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- QWCRAEMEVRGPNT-UHFFFAOYSA-N buspirone Chemical compound C1C(=O)N(CCCCN2CCN(CC2)C=2N=CC=CN=2)C(=O)CC21CCCC2 QWCRAEMEVRGPNT-UHFFFAOYSA-N 0.000 claims description 2
- 240000007594 Oryza sativa Species 0.000 claims 1
- 235000007164 Oryza sativa Nutrition 0.000 claims 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 235000009566 rice Nutrition 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 abstract description 8
- 239000011248 coating agent Substances 0.000 abstract description 2
- 238000000576 coating method Methods 0.000 abstract description 2
- 239000003245 coal Substances 0.000 description 9
- 238000013461 design Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000010259 detection of temperature stimulus Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 208000020442 loss of weight Diseases 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004861 thermometry Methods 0.000 description 1
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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/22—Metal wires or tapes, e.g. made of steel
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/2806—Protection against damage caused by corrosion
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/42—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction
- H01B7/428—Heat conduction
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The invention discloses a kind of cable for measuring temperature; in order to overcome the problems, such as the prior art exist it is not easy to install, be easily damaged, be difficult to determine fitting depth and installation site with to entire warehouse carry out comprehensively, multiple spot monitoring be difficult that cable for measuring temperature includes that N sections of plastic tubes, N number of metal connect protective case, 2 steel wires, three conducting wires, tip metal protection protector and N number of temperature sensor；Wherein：N is more than or equal to 5 and is less than or equal to 30；N sections of plastic tubes connect protective case with N number of metal and are respectively set with from beginning to end; wherein gluing is used between plastic tube and metal connection protective case; N number of temperature sensor is mounted in the temperature sensor installation through-hole of N number of metal connection protective case; three conducting wires are mounted in the conducting wire installation through-hole and N sections of plastic tubes of N number of metal connection protective case; N number of temperature sensor and three conducting wires and company; 2 steel wires are connect with N number of metal in protective case mounted on N sections of plastic tubes, and tip metal coating is sleeved on the right end axis of first metal connection protective case.
Description
Technical field
The present invention relates to a kind of cable for measuring temperature, it more particularly relates to which a kind of being used in silo, coal bunker measurement grain
With the cable for measuring temperature of coal temperature.
Background technology
It is well known that temperature environment is most important for the storage of grain and coal, it directly determines the matter of grain and coal
Amount situation.Temperature environment that is suitable, stablizing just can guarantee the excellent of its quality, therefore temperature is the important monitoring of silo, coal bunker
Project.Most of thermometry is that temperature sensor is directly placed into grain and dump at present, the temperature that sensor is acquired
Degree signal uploads to computer to facilitate the monitoring to silo and coal bunker temperature environment.But due to the volume mistake of silo and coal bunker
Greatly, different zones, the temperature difference of different depth point are larger, and artificial temperature in use sensor is monitored the temperature of base point
The temperature regime of entire warehouse cannot be embodied completely.Therefore, it is desirable to realize the full temperature monitoring to entire warehouse, it is necessary to
Different zones, different depth mounting temperature sensor are measured into trip temperature.If measured using common temperature sensor,
It is not only not easy to install, be easily damaged, be also difficult to determine fitting depth and installation site, entire warehouse is carried out comprehensively, multiple spot
Monitoring is highly difficult.
Invention content
The technical problem to be solved by the present invention is to overcome the prior art exist it is not easy to install, be easily damaged, be difficult to really
Determine the problem that fitting depth and installation site and, multiple spot monitoring comprehensive to the progress of entire warehouse are highly difficult, provides one kind
Cable for measuring temperature.
In order to solve the above technical problems, the present invention adopts the following technical scheme that realization：A kind of cable for measuring temperature
Including the identical plastic tube of N segment structures, the identical metal connection protective case of N number of structure, the identical steel wire of 2 root architectures, three bands
There are conducting wire, tip the metal protection protector temperature sensor identical with N number of structure of insulated hull；Wherein：N be more than or equal to 20 be less than etc.
In 100.
The identical plastic tube of N segment structures metal identical with N number of structure connect protective case respectively suit connection from beginning to end, N
Contact portion between the identical plastic tube of segment structure and the identical metal connection protective case of N number of structure is fixed using gluing, N number of
The identical temperature sensor of structure is mounted on the temperature sensor installation through-hole on the identical metal connection protective case of N number of structure
In, three conducting wires with insulated hull are mounted on conducting wire installation through-hole and N sections on the identical metal connection protective case of N number of structure
In the identical plastic tube of structure, the identical temperature sensor of N number of structure is connected in parallel on three conducting wires with insulated hull, and 2
The identical steel wire of root architecture is mounted on 4 that the identical plastic tube of N segment structures metal identical with N number of structure is connect on protective case
In the identical steel wire installation through-hole of structure, tip metal protection protector is sleeved on the right end axis of first metal connection protective case,
Coordinated using transition between first metal connection protective case and tip metal protection protector.
Metal connection protective case described in technical solution is the three-stage rank being made of with right section of axis left end shaft, stage casing axis
Terraced axis class formation part, left end shaft is identical with the structure size of right section of axis, and diameter, the axial length of stage casing axis are all higher than left end
The diameter of axis or right section of axis, axial length；It is identical transversal that it is equably provided with 4 structures in an axial direction on metal connection protective case
Face is circular steel wire installation through-hole, and the line of centres of the identical steel wire installation through-hole of 4 structures is a square, 2, right side
It is circular conducting wire installation through-hole, left side 2 that right side among the line of centres of the identical steel wire through-hole of structure, which is provided with cross section,
It is that the installation of circular temperature sensor is logical that left side among the line of centres of the identical steel wire through-hole of a structure, which is provided with cross section,
Hole, temperature sensor through-hole is parallel with the axis of rotation of conducting wire installation through-hole, and the rotating shaft of protective case is connected relative to metal
Line is symmetrical arranged, and the diameter of temperature sensor installation through-hole is more than the diameter of conducting wire installation through-hole, connects and protects in each metal
On sheath temperature sensor label is stamped with laser.
Tip metal protection protector described in technical solution is made of a cone and a torus, the bottom of cone
Hold diameter equal with the outer diameter of torus, the right end shaft diameter in internal diameter and metal the connection protective case of torus is equal, circular cone
The bottom end of body is connected with one end of torus, the rotation conllinear of cone and torus, tip metal protection protector
The cone angle of cone is set as 120 °.
The radial dimension of plastic tube described in technical solution is fixed, and the internal diameter of plastic tube connects a left side for protective case with metal
Hold the diameter of axis or right section of axis identical, the outer diameter of plastic tube is identical as the metal connection diameter of stage casing axis of protective case, plastic tube
Axial dimension range of choice be 0.5 meter to 1 meter.
The identical temperature sensor of N number of structure described in technical solution is mounted on the identical metal connection of N number of structure and protects
Refer in temperature sensor installation through-hole on sheath:The temperature sensor of model DS18B20 is fitted into steel pipe, with glue
Filler perfusion, closing, then by the penstock installation after perfusion in the temperature sensor installation through-hole on metal connection protective case,
It is connected using transition between steel pipe and temperature sensor installation through-hole, each metal connection protective case is fitted with one
Steel pipe after perfusion.
The identical steel wire of 2 root architectures described in technical solution is mounted on the identical plastic tube of N segment structures and N number of structure phase
Refer in the identical steel wire installation through-hole of 4 structures on same metal connection protective case:The identical steel of two root architectures
Silk is inserted into the identical steel wire through-hole of 4 structures on the identical metal connection protective case of N number of structure, N number of structure phase of homonymy
Two steel wire through-holes on same metal connection protective case share a steel wire；One end of first steel wire connects from first metal
The left hole mouth for connecing a steel wire through-hole on protective case is inserted into from right hole mouth and stretches out, then from another with this steel wire through-hole homonymy
The right hole mouth of a steel wire through-hole, which is inserted into from left hole mouth, to be stretched out, and the two ends of this root steel wire are right in the left side of 2 steel wire through-holes
Together；Similarly identical connection type is taken to install another steel wire and other two steel wire through-hole, then by the 4 of 2 steel wires
A end is aligned in the left side of 4 steel wire through-holes, later the suit first segment plastic tube on the identical steel wire of two root architectures, and first
The right end of section plastic tube is sleeved in the left end shaft of first metal connection protective case, next in the identical steel wire of two root architectures
Upper second metal of suit connects protective case, and the right end axis of second metal connection protective case is inserted into the left end of first segment plastic tube
In, on the identical steel wire of two root architectures, the right end of second segment plastic tube is set with second metal and connects second segment plastic pipe sleeve
Connect in the left end shaft of protective case, third metal connection protective case connect with third section plastic tube, the 4th metal protective case and
4th section of plastic tube, until the identical metal of n-th structure connects protective case and N sections of plastic tubes in the same way successively
It is sleeved on the identical steel wire of two root architectures, the right end axis of n-th structure identical metal connection protective case is inserted into N-1 the
In the left end of one section of plastic tube, the right end of N sections of plastic tubes is sleeved in the left end shaft of n-th metal connection protective case, connection
The cable of required length；Entire cable for measuring temperature is installed according to sequence from right to left and uses the identical steel wire of two root architectures by N
The identical metal connection protective case of a structure plastic tube identical with N segment structures is together in series.
The identical temperature sensor of N number of structure described in technical solution is connected in three conducting wires for carrying insulated hull in parallel
On refer to：The temperature sensor of model DS18B20 is provided with pin VDD, pin GND and forms data bus pin DQ, will be every
3 pins of one temperature sensor are connected with corresponding conducting wire in three conducting wires with insulated hull respectively, model
The resolution ratio of the temperature sensor 11 of DS18B20 can reach ± 0.5 degree Celsius.
Compared with prior art the beneficial effects of the invention are as follows：
1. a kind of cable for measuring temperature of the present invention can simultaneously measure the temperature of multiple positions, and institute's measuring point
Space orientation it is clear, repeatedly same point can be measured into trip temperature, facilitate and carry out result comparison, obtain different room temperatures, no
With the temperature change in warehouse under humidity, the storage work in warehouse can be preferably carried out；
2. a kind of cable for measuring temperature of the present invention uses wire and plastic tube structure used at the same time, thermometric is increased
The intensity of Exterior cable structure has widened the scope of application of cable for measuring temperature；
3. used temperature sensor metal is connected protective case and wrapped up by a kind of cable for measuring temperature of the present invention
Come so that temperature sensor damage in use and interference enhance the accuracy and service life of cable for measuring temperature；
4. a kind of cable for measuring temperature of the present invention selects the temperature sensor of model DS18B20, resolution ratio can be with
Reach ± 0.5 degree Celsius, improves the sensitivity and precision of cable for measuring temperature；
5. the temperature sensor for the model DS18B20 that a kind of cable for measuring temperature of the present invention is selected can be by peculiar
Inside ID distinguish the corresponding measurement point position of the data obtained well；
6. the metal connection protective case that a kind of cable for measuring temperature of the present invention uses is although simple in structure, but thermal conductivity
It is good, it is sensitiveer to the variation perception of temperature, and multiple function task is assumed responsibility for simultaneously, so that total is simplified；
7. each sensor is parallel on three-bus by a kind of cable for measuring temperature of the present invention simultaneously, can reach pair
The purpose that temperature sensor is managed collectively.
8. the opening design that the head of cable for measuring temperature of the present invention a kind of uses, user can according to oneself
The external different data processor of actual conditions, makes design more hommization.
9. a kind of cable for measuring temperature of the present invention is simple in structure, material is common, can reduce use, manufacturing cost, after
Continuous maintenance cost is small, has good economy.
10. a kind of metal protection protector at cable for measuring temperature structure end of the present invention is pointed shape, cable is facilitated to exist
Go deep into warehouse bottom to be measured in use.
11. there is a kind of cable for measuring temperature of the present invention good corrosion resistance, Water-proof and oil-proof to have preferably soft
Property, it works under rugged environment, also possesses long service life and measurement accuracy.
The present invention will be further described below with reference to the drawings：
Fig. 1 is a kind of schematic diagram of cable for measuring temperature structure composition of the present invention；
Fig. 2 is the main view of the metal connection protective case structure composition employed in a kind of cable for measuring temperature of the present invention
Figure；
Fig. 3 is the left view of the metal connection protective case structure composition employed in a kind of cable for measuring temperature of the present invention
Figure；
Fig. 4 is the left view of the metal connection protective case structure composition employed in a kind of cable for measuring temperature of the present invention
Figure；
Fig. 5 is that the right side of the metal connection protective case structure composition employed in a kind of cable for measuring temperature of the present invention regards
Figure；
Fig. 6 is the installation site and wiring relationship of the temperature sensor employed in a kind of cable for measuring temperature of the present invention
Structural schematic diagram.
In figure:1. plastic tube, 2. metals connect protective case, 3. steel wires, 4. conducting wires, 5. tip metal protection protectors, 6. temperature
Sensor mark, 7. temperature sensor installation through-holes, 8. steel wire installation through-holes, 9. conducting wire installation through-holes, 10. gluey fillers,
11. temperature sensor, 12. steel pipes.
Specific implementation mode
The present invention is explained in detail below in conjunction with the accompanying drawings：
Refering to fig. 1, a kind of cable for measuring temperature of the present invention has included supporting the N segment structures of protection and positioning action identical
Plastic tube 1, N number of structure identical metal connection protective case 2,3, three leading with insulated hull of the identical steel wire of 2 root architectures
Identical with the N number of structure temperature sensor of line 4, tip metal protection protector 5 11；Wherein：Each two temperature in same root cable for measuring temperature
The spacing between sensor 11 is spent, i.e., the length of every section plastic tube 1 is identical, and length range is 0.5 meter to 1 meter.Current coal bunker,
Silo height is set all in accordance with user's demand, and altitude range is 10 meters to 50 meters.Therefore in a cable for measuring temperature, of N
Number is warehouse height/plastics length of tube, and quantitative range is 20 to 100.Particular number N can be according to the actual conditions used
It is selected by the quantitative relation between warehouse height and plastics length of tube.
Refering to fig. 1, metal connection protective case 2 is three-stage multi-diameter shaft class formation part, left end shaft, stage casing axis and the right side
Section axis is coaxial, and left end shaft is identical with the structure size of right section of axis, diameter, the axial length of stage casing axis be all higher than left end shaft and
Diameter, the axial length of right section of axis.
Equably being provided with the identical cross section of 4 structures in an axial direction refering to Fig. 2 and Fig. 3, on metal connection protective case 2 is
The line of centres of the identical steel wire through-hole of 8,4 structures of circular steel wire installation through-hole 8 is a square, 2, right side structure phase
It is circular wire through-hole 9,2, left side structure phase that right side among the line of centres of same steel wire through-hole 8, which is provided with cross section,
It is circular temperature sensor installation through-hole 7, temperature that left side among the line of centres of same steel wire through-hole 8, which is provided with cross section,
The diameter of sensor installation through-hole 7 is more than the diameter of wire through-hole 9.
The identical steel wire of two root architectures 3 is inserted into 4 structures on the identical metal connection protective case 2 of N number of structure
In identical steel wire through-hole 8, two steel wire through-holes 8 on the identical metal connection protective case 2 of N number of structure of homonymy share one
Steel wire 3.One end of first steel wire 3 starts from a steel wire on first metal on cable for measuring temperature head connection protective case 2
The left hole mouth of through-hole 8, which is inserted into from right hole mouth, to be stretched out, then from the right hole of another steel wire through-hole 8 with this 8 homonymy of steel wire through-hole
Mouth, which is inserted into from left hole mouth, to be stretched out, and the two ends of this root steel wire 3 (2 sections of steel wires) are aligned in the left side of 2 steel wire through-holes 8；Together
Identical connection type is taken to install another steel wire 3 and other two steel wire through-hole 8 to sample, then by 2 steel wires 3 (4 sections of steel
Silk) 4 ends be aligned in the left side of 4 steel wire through-holes 8, be set on the identical steel wire 3 (4 sections of steel wires) of two root architectures later
The right end of first segment plastic tube 1, first segment plastic tube 1 is sleeved in the left end shaft of first metal connection protective case 2, next
Second metal of suit connects protective case 2, the right end of second metal connection protective case 2 on the identical steel wire 3 of two root architectures
Axis is inserted into the left end of first segment plastic tube 1, and second segment plastic tube 1 is sleeved on the identical steel wire of two root architectures 3, second segment modeling
The right end of expects pipe 1 is set in the left end shaft of second metal connection protective case 2, and third metal connects protective case 2 and third section
Plastic tube 1, the 4th metal connection protective case 2 and the 4th section of plastic tube 1 ..., connect up to the identical metal of n-th structure
Protective case 2 and N sections of plastic tubes 1 are sleeved on the identical steel wire 3 (4 sections of steel wires) of two root architectures, the identical metal of n-th structure
The right end axis for connecting protective case 2 is inserted into the left end of the N-1 first segment plastic tube 1, and the right end of N sections of plastic tubes 1 is sleeved on
N-th metal connects in the left end shaft of protective case 2, is finally reached the cable of required length；Entire cable for measuring temperature is according under
The sequence installation on (right side) (left side) upwards, it is alternate that the identical metal of N number of structure connects the plastic tube 1 identical with N segment structures of protective case 2
Arrangement, the identical steel wire 3 of two root architectures is by identical with the N segment structures plastic tube of N number of structure identical metal connection protective case 21
It is together in series.It is this that the intensity of entire cable for measuring temperature and tough can be improved using the identical 3 concatenated mode of steel wire of two root architectures
Property, the use of metal is reduced, cable for measuring temperature significantly loss of weight is made.
The metal connection protective case 2 is in order to facilitate plastic tube using the slightly narrow ladder axis structure in intermediate wide both sides
1 smooth suit, and certain guiding and positioning action are provided for plastic tube 1, it ensure that the linear structure shape of entire cable
Formula.
The radial dimension of the plastic tube 1 is fixed, the left end shaft of the internal diameter and metal of plastic tube 1 connection protective case 2 with
The radial dimension of right section of axis is identical, and the outer diameter of plastic tube 1 is identical as the metal connection radial dimension of 2 stage casing axis of protective case.Plastics
The practical axial dimension of pipe 1 is then determined that range of choice is 0.5 meter and arrives by the spacing distance of monitoring point in cable for measuring temperature real work
1 meter.
Identical 1 metal identical with N number of structure of plastic tube of N segment structures connect protective case 2 respectively head and the tail be set with after, modeling
Contact portion between expects pipe 1 and metal connection protective case 2 is fixed using gluing, to ensure cable for measuring temperature intensity.In addition to
The maintenance and use for facilitating sensor stamp temperature sensor label 6 on each metal connection protective case 2 with laser.
Set wire through-hole 9 (as shown in Figure 5) has positioning to make with protection in the conducting wire 4 being inserted on metal connection protective case 2
With keeping cable for measuring temperature external structure of the present invention concise, ensure temperature sensor wiring safety.
Special emphasis is wanted in cable for measuring temperature structure is, protective case is connected in first metal on the head of cable for measuring temperature
2 one (right side) end installation, 1 tip metal protection protector 5, tip metal protection protector 5 is by a cone and a torus group
At the bottom diameter of cone is equal with the outer diameter of torus, and the internal diameter of torus connect the right end axis in protective case 2 with metal
Diameter is equal, and the bottom end of cone is connected with one end of torus, the rotation conllinear of cone and torus, circular cone
Body formula tip can assist cable for measuring temperature to be more smoothly inserted into use in the larger coal bunker of depth, silo, to ensure tip
The intensity of metal protection protector 5, the setting safe cone angle of tip are 120 °, first metal connection protective case 2 and tip metal coating
Coordinated using transition between set 5, ensures that precision is again easy to disassemble.
Refering to Fig. 4 and Fig. 6, set temperature sensor through-hole 7 is located at wire through-hole 9 on metal connection protective case 2
Opposite, temperature sensor through-hole 7 it is parallel with the axis of rotation of wire through-hole 9 and relative to metal connect protective case 2 revolution
Axisymmetrical is arranged.The temperature sensor 11 of model DS18B20 is initially introduced into steel pipe 12 during cable for measuring temperature use
In, it with the perfusion of gluey filler 10, closes, to protect temperature sensor 11.The steel pipe 12 after perfusion is mounted on temperature again
In sensor through-hole 7, coordinated using transition between steel pipe 12 and temperature sensor through-hole 7, each metal connects protective case 2
There are one the steel pipes 12 after perfusion for installation so that temperature sensor 11 is axially uniformly distributed along cable, and spacing distance is identical.
The temperature sensor 11 of model DS18B20 be provided with pin VDD (supply voltage), pin GND (voltage) with
Pin DQ (forms data bus) connects 3 pins of each temperature sensor 11 with corresponding line in conducting wire 4 respectively
It connects, makes temperature sensor 11 convenient for controling and useing.The resolution ratio of the temperature sensor 11 of model DS18B20 can reach ±
0.5 degree Celsius, the precision and sensitivity of entire cable for measuring temperature can be improved using the temperature sensor 11 of model DS18B20,
The inside ID number of the temperature sensor 11 of corresponding model DS18B20 at the difference physically surveyed can be distinguished in use
Code.
Material used by a kind of cable for measuring temperature that the present invention designs and simple in structure, facilitates mass production, extensive use,
User can be according to the actual conditions of oneself and use it needs to be determined that the number of temperature sensor 11, spacing distance and thermometric electricity
Cable total length, and installing corresponding plug or power device makes temperature sensor 11 be connect with power supply and monitoring point, cable for measuring temperature
Head output end is according to the external different data processing equipment of use demand.
Claims (7)
1. a kind of cable for measuring temperature, which is characterized in that a kind of cable for measuring temperature includes the identical plastic tube of N segment structures (1), N
The identical metal connection protective case (2) of a structure, the identical steel wire of 2 root architectures (3), three conducting wires (4), points with insulated hull
Head metal protection protector (5) temperature sensor (11) identical with N number of structure；Wherein：N is more than or equal to 20 and is less than or equal to 100；
The identical plastic tube of N segment structures (1) metal identical with N number of structure connect protective case (2) respectively head and the tail suit connection,
The identical plastic tube of N segment structures (1) metal identical with N number of structure connect the contact portion between protective case (2) and uses gluing
Fixed, the identical temperature sensor (11) of N number of structure is mounted on the temperature on the identical metal connection protective case (2) of N number of structure
In sensor installation through-hole (7), three conducting wires (4) with insulated hull are mounted on the identical metal of N number of structure and connect protective case
(2) in conducting wire installation through-hole (9) plastic tube (1) identical with N segment structures on, the identical temperature sensor (11) of N number of structure
It is connected in parallel on three conducting wires (4) with insulated hull, the identical steel wire of 2 root architectures (3) is mounted on the identical modeling of N segment structures
Expects pipe (1) metal identical with N number of structure is connect in the identical steel wire installation through-hole (8) of 4 structures on protective case (2), point
Head metal protection protector (5) is sleeved on the right end axis of first metal connection protective case (2), and first metal connects protective case
(2) coordinated using transition between tip metal protection protector (5).
2. a kind of cable for measuring temperature described in accordance with the claim 1, which is characterized in that the metal connection protective case (2) is served as reasons
The three-stage multi-diameter shaft class formation part of left end shaft, stage casing axis and right section of axis composition, left end shaft and the structure size of right section of axis are complete
Identical, diameter, the axial length of stage casing axis are all higher than the diameter of left end shaft or right section of axis, axial length；Metal connects protective case
(2) it is circular steel wire installation through-hole (8) to be equably provided with the identical cross section of 4 structures in an axial direction, and 4 structures are identical
Steel wire installation through-hole (8) the line of centres be one square, the line of centres of the identical steel wire through-hole (8) of 2, right side structure
It is circular conducting wire installation through-hole (9) that intermediate right side, which is provided with cross section, the identical steel wire through-hole (8) of 2, left side structure
It is circular temperature sensor installation through-hole (7), temperature sensor through-hole (7) that left side among the line of centres, which is provided with cross section,
It is parallel with the axis of rotation of conducting wire installation through-hole (9), and be symmetrical arranged relative to the axis of rotation of metal connection protective case (2),
The diameter of temperature sensor installation through-hole (7) is more than the diameter of conducting wire installation through-hole (9), and protective case is connected in each metal
(2) temperature sensor is stamped with laser mark (6) on.
3. a kind of cable for measuring temperature described in accordance with the claim 1, which is characterized in that the tip metal protection protector (5) is by one
A cone and a torus form, and the bottom diameter of cone is equal with the outer diameter of torus, internal diameter and the gold of torus
The right end shaft diameter belonged in connection protective case (2) is equal, and the bottom end of cone is connected with one end of torus, cone with
The cone angle of the rotation conllinear of torus, the cone of tip metal protection protector (5) is set as 120 °.
4. a kind of cable for measuring temperature described in accordance with the claim 1, which is characterized in that the radial dimension of the plastic tube (1) is solid
It is fixed, the internal diameter of plastic tube (1) connect with metal protective case (2) left end shaft or right section of axis diameter it is identical, plastic tube (1) outside
Diameter is identical as the diameter of stage casing axis of metal connection protective case (2), and the axial dimension range of choice of plastic tube (1) is 0.5 meter to 1
Rice.
5. a kind of cable for measuring temperature described in accordance with the claim 1, which is characterized in that the identical temperature sensing of N number of structure
Refer in the temperature sensor installation through-hole (7) that device (11) is mounted on the identical metal connection protective case (2) of N number of structure:
The temperature sensor (11) of model DS18B20 is fitted into steel pipe (12), with gluey filler (10) perfusion, is closed,
The steel pipe (12) after perfusion is mounted in the temperature sensor through-hole (7) in metal connection protective case (2) again, steel pipe (12) with
It is connected using transition between temperature sensor through-hole (7), each metal connection protective case (2) is fitted with a perfusion
Steel pipe (12) afterwards.
6. a kind of cable for measuring temperature described in accordance with the claim 1, which is characterized in that the identical steel wire of 2 root architectures (3) peace
The identical steel of 4 structures being connect mounted in the identical plastic tube of N segment structures (1) metal identical with N number of structure on protective case (2)
Refer in silk installation through-hole (8):
The identical steel wire of two root architectures (3) is inserted into 4 structures on the identical metal connection protective case (2) of N number of structure
In identical steel wire through-hole (8), two steel wire through-holes (8) on the identical metal connection protective case (2) of N number of structure of homonymy are altogether
With a steel wire (3)；One end of first steel wire (3) connects a steel wire through-hole (8) on protective case (2) from first metal
Left hole mouth be inserted into from right hole mouth and stretch out, then from the right hole mouth of another steel wire through-hole (8) with this steel wire through-hole (8) homonymy
It is inserted into from left hole mouth and stretches out, and the two ends of this root steel wire (3) are aligned in the left side of 2 steel wire through-holes (8)；It similarly will be another
A piece steel wire (3) takes identical connection type to install with other two steel wire through-hole (8), then 4 of 2 steel wires (3) are held
Head is aligned in the left side of 4 steel wire through-holes (8), is set with first segment plastic tube on the identical steel wire of two root architectures (3) later
(1), the right end of first segment plastic tube (1) is sleeved in the left end shaft of first metal connection protective case (2), next at two
Second metal connection protective case (2), the right end of second metal connection protective case (2) are set on the identical steel wire of structure (3)
Axis is inserted into the left end of first segment plastic tube (1), and second segment plastic tube (1) is sleeved on the identical steel wire of two root architectures (3), the
The right end of two sections of plastic tubes (1) is set in the left end shaft of second metal connection protective case (2), and third metal connects protective case
(2) it is connect protective case (2) and the 4th section of plastic tube (1) with third section plastic tube (1), the 4th metal, until n-th structure phase
With metal connection protective case (2) be sleeved on the identical steel of two root architectures successively in the same way with N sections of plastic tubes (1)
On silk (3), right end axis the N-1 first segment plastic tube (1) of insertion of the identical metal connection protective case (2) of n-th structure
In left end, the right end of N sections of plastic tubes (1) is sleeved in the left end shaft of n-th metal connection protective case (2), is connected required long
The cable of degree；Entire cable for measuring temperature is installed according to sequence from right to left and uses the identical steel wire of two root architectures (3) by N number of knot
The identical metal connection protective case (2) of structure plastic tube (1) identical with N segment structures is together in series.
7. a kind of cable for measuring temperature described in accordance with the claim 1, which is characterized in that the identical temperature sensing of N number of structure
Device (11) is connected in parallel on three conducting wires (4) with insulated hull：
The temperature sensor (11) of model DS18B20 is provided with pin VDD, pin GND and forms data bus pin DQ, will be every
3 pins of one temperature sensor (11) are connected with corresponding conducting wire in three conducting wires (4) with insulated hull respectively, type
Number it can reach ± 0.5 degree Celsius for the resolution ratio of temperature sensor 11 of DS18B20.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810407280.6A CN108362399B (en) | 2018-05-02 | 2018-05-02 | Temperature measurement cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810407280.6A CN108362399B (en) | 2018-05-02 | 2018-05-02 | Temperature measurement cable |
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| Publication Number | Publication Date |
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| CN108362399A true CN108362399A (en) | 2018-08-03 |
| CN108362399B CN108362399B (en) | 2024-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810407280.6A Active CN108362399B (en) | 2018-05-02 | 2018-05-02 | Temperature measurement cable |
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| CN (1) | CN108362399B (en) |
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| CN109253824A (en) * | 2018-09-03 | 2019-01-22 | 徐州中矿奥特麦科技有限公司 | A kind of closed storage bin temperature measuring equipment |
| CN110279959A (en) * | 2019-05-15 | 2019-09-27 | 太原理工大学 | A kind of extinguishing method for spontaneous combustion of coal gangue hill |
| CN111081428A (en) * | 2019-12-26 | 2020-04-28 | 重庆伦晗电子有限公司 | Manufacturing process of ground temperature detection cable |
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| CN108362399B (en) | 2024-04-26 |
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