CN106644145B - A kind of portable temperature sensor - Google Patents
A kind of portable temperature sensor Download PDFInfo
- Publication number
- CN106644145B CN106644145B CN201611047679.5A CN201611047679A CN106644145B CN 106644145 B CN106644145 B CN 106644145B CN 201611047679 A CN201611047679 A CN 201611047679A CN 106644145 B CN106644145 B CN 106644145B
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- CN
- China
- Prior art keywords
- thermistor
- baffle
- support column
- push rod
- metallic object
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
- G01K7/22—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
-
- 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
- G01K1/08—Protective devices, e.g. casings
-
- 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
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
- G01K1/146—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations arrangements for moving thermometers to or from a measuring position
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The invention discloses a kind of portable temperature sensors, including baffle, cover board, support column, push rod, test section；Baffle is annular, and the inner circumferential surface of baffle is equipped with internal screw thread, and baffle is equipped with shackle member, and baffle has first outlet, second outlet along its axial direction；Cover board is equipped with the matching piece matched with shackle member, and cover board is for closing or opening first outlet；Support column is placed in the inside of baffle, and the outer peripheral surface of support column is equipped with the external screw thread matched with internal screw thread；Push rod is installed on the support columns, and push rod is placed in the inside of baffle, and, push rod is placed in side of the support column close to first outlet；When push rod is along the axial movement of baffle and contacts with cover board, push rod, which squeezes cover board, causes matching piece to separate with shackle member.
Description
Technical field
The present invention relates to sensor technical field more particularly to a kind of portable temperature sensors.
Background technique
Sensor is a kind of detection device, can experience measured information, and the information that can will be experienced, by a set pattern
Rule is for conversion into electric signal or the information output of other required forms, to meet transmission, processing, storage, the display, record of information
With control etc. require.
The characteristics of sensor includes: micromation, digitlization, intelligence, multifunction, systematization, networking.It is to realize
The automatic primary link detected and automatically control.The presence and development of sensor allow object to have the sense such as tactile, taste and smell
Official allows object slowly to become to have lived.It is divided into temperature-sensitive element, light-sensitive element, gas sensitive element generally according to its basic perceptional function
Part, force sensing element, magneto sensor, dew cell, acoustic sensor, radioactive ray sensing element, color sensor and quick element of taste etc. ten
Major class.
Existing temperature sensor using effect is not ideal enough, is further improved.
Summary of the invention
In order to solve the technical problems in background technology, the invention proposes a kind of portable temperature sensor, make
With conveniently, effect is good.
A kind of portable temperature sensor, including baffle, cover board, support column, push rod, test section；
Baffle is annular, and the inner circumferential surface of baffle is equipped with internal screw thread, and baffle is equipped with shackle member, and baffle axially has along it
There are first outlet, second outlet；
Cover board is equipped with the matching piece matched with shackle member, and cover board is for closing or opening first outlet；
Support column is placed in the inside of baffle, and the outer peripheral surface of support column is equipped with the external screw thread matched with internal screw thread；
Push rod is installed on the support columns, and push rod is placed in the inside of baffle, and, push rod is placed in support column close to first outlet
Side；When push rod is along the axial movement of baffle and contacts with cover board, push rod, which squeezes cover board, causes matching piece to separate with shackle member；
Test section includes detection unit, and detection unit includes thermistor, and thermistor is placed in the inside of baffle, temperature-sensitive electricity
Resistance has first position state and second position state, and when thermistor is in first position state, thermistor is placed in branch
Between dagger and first outlet；When thermistor is in second position state, thermistor is placed in first outlet far from second
The side of outlet.
Preferably, support column is equipped with guide rail close to the surface of push rod side；
The quantity of detection unit is two, and two detection units are positioned opposite, and detection unit further includes sliding block, spring, is slided
Block is movably mounted on guide rail；The first end of spring is connect with sliding block, the second terminal support column connection of spring；Above-mentioned temperature-sensitive electricity
Resistance is mounted on sliding block, and thermistor is S1 far from the spacing between sliding block one end and support column；Push rod far from support column one
Spacing between end and support column is S2, and S2 is greater than S1.
Preferably, thermistor is strip, and the thermistor in two detection units is recessed to direction away from each other
It falls into, the end face of thermistor is arc.
It preferably, further include hinge, cover board passes through hinge and panel hinge.
Preferably, detection unit further includes shell, the first metallic object, the second metallic object, the first conducting wire, the second conducting wire, and
One metallic object, the second metallic object are placed in shell, and the first metallic object is annular, and the second metallic object is cylinder, the second metal
Body is placed in the inside of the first metallic object and is rotatablely connected with the first metallic object, and the second metallic object is electrically connected with the first metallic object；The
The first end of one conducting wire is connect with thermistor, and the second end of the first conducting wire passes through shell and is electrically connected with the first metallic object, and second
The first end of conducting wire passes through shell and is electrically connected with the second metallic object.
Preferably, the first conducting wire successively includes conductor, mica tape, raw material band, insulating layer, braiding layer, shielding from inside to outside
Layer, restrictive coating.
Preferably, the end face of conductor is major arc shape.
Preferably, the material and its ratio of thermistor are as follows: lanthanum sesquioxide: silica: chrome green: three oxidations
Two nickel: strontium carbonate: di-iron trioxide=1:(0.6-0.7): (0.2-0.3): (0.1-0.2): (0.2-0.3): (0.05-0.1).
In the present invention, when not in use, push rod, thermistor etc. are placed in the space that baffle surrounds, and when needing to detect, are turned
Dynamic baffle or support column push support column mobile to first outlet direction, and when push rod is contacted with cover board, push rod squeezes cover board,
Matching piece is allowed to separate with shackle member, in this way, first outlet is opened, support column is continued to move to, allow thermistor to pass through first outlet,
This makes it possible to measure.
By above-mentioned design, while rotational support column, cover board is pushed open using push rod, it is easy to use, also avoid heat
Quick resistance accidental damage, its measurement accuracy can also be guaranteed by allowing thermistor to be contained in the space that baffle surrounds.Knot of the present invention
Structure is simple, easy to use.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the cross-sectional view of the first conducting wire.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutual combination；Below with reference to the accompanying drawings it and in conjunction with the embodiments elaborates to the present invention.
Referring to Fig.1,2:
A kind of portable temperature sensor proposed by the present invention, including baffle 1, cover board 2, support column 3, push rod 4, detection
Portion.
Baffle 1 is annular, and the inner circumferential surface of baffle 1 is equipped with internal screw thread, and baffle 1 is equipped with shackle member, and baffle 1 is along its axis
To with first outlet 14, second outlet.
Cover board 2 is equipped with the matching piece matched with shackle member, and cover board 2 is for closing or opening first outlet 14.
Support column 3 is placed in the inside of baffle 1, and the outer peripheral surface of support column 3 is equipped with the external screw thread matched with internal screw thread.
Push rod 4 is mounted on support column 3, and push rod 4 is placed in the inside of baffle 1, and, push rod 4 is placed in support column 3 close to first
The side of outlet 14；When push rod 4 is along the axial movement of baffle 1 and contacts with cover board 2, push rod 4, which squeezes cover board 2, causes matching piece
It is separated with shackle member.
Test section includes two detection units, and detection unit includes thermistor 5, and thermistor 5 is placed in the interior of baffle 1
Side, thermistor 5 have first position state and second position state, when thermistor 5 is in first position state, temperature-sensitive
Resistance 5 is placed between support column 3 and first outlet 14；When thermistor 5 is in second position state, thermistor 5 is placed in
Side of the first outlet 14 far from second outlet.
In rotational support column 3, support column 3 can either be moved, is also simultaneously pushed open cover board 2 using push rod 4, structure design
Ingenious, use is more convenient.
In this implementation, support column 3 is equipped with guide rail close to the surface of 4 side of push rod.Two detection units are positioned opposite, inspection
Surveying unit further includes sliding block 6, spring 7, and sliding block 6 is movably mounted on guide rail；The first end of spring 7 is connect with sliding block 6, spring
7 the second terminal support column 3 connection；Above-mentioned thermistor 5 is mounted on sliding block 6, and thermistor 5 is far from 6 one end of sliding block and support
Spacing between column 3 is S1；Spacing between the one end of push rod 4 far from support column 3 and support column 3 is S2, and S2 is greater than S1；In bullet
Under the pressure of spring 7, object under test is squeezed using thermistor 5, allows thermistor 5 and object under test to be in close contact, improves measurement
Precision improves measurement effect.By the way that two detection units are arranged, measurement accuracy can be effectively improved.
In this implementation, thermistor 5 is strip, and the thermistor 5 in two detection units is to side away from each other
To recess, the end face of thermistor 5 is arc；It is contacted convenient for thermistor 5 with tubular articles, increases contact area, improved
Measurement accuracy.
This implementation further includes hinge 8, and cover board 2 is hinged by hinge 8 and baffle 1；When cover board 2 is pushed open by push rod 4, pass through hinge
Chain 8 is ined succession with baffle 1, and cover board 2 is avoided to lose, and is also facilitated and is closed first outlet 14 using cover board 2 again.
In this implementation, detection unit further includes shell 9, the first metallic object 10, the second metallic object 11, the first conducting wire 12,
Two conducting wires 13, the first metallic object 10, the second metallic object 11 are placed in shell 9, and the first metallic object 10 is annular, the second metallic object
11 be cylinder, and the second metallic object 11 is placed in the inside of the first metallic object 10 and is rotatablely connected with the first metallic object 10, the second gold medal
Belong to body 11 to be electrically connected with the first metallic object 10；The first end of first conducting wire 12 is connect with thermistor 5, and the second of the first conducting wire 12
End is electrically connected across shell 9 with the first metallic object 10, and the first end of the second conducting wire 13 passes through shell 9 and is electrically connected with the second metallic object 11
It connects；First metallic object 10, the second metallic object 11 realize mutual conduction, realize electric signal transmission, the first conducting wire 12 can flexibly, appoint
The rotation of meaning, it is more convenient to use；Second conducting wire can be with respect to housing into rotation.
In this implementation, the first conducting wire 12 successively includes conductor 15, mica tape, raw material band, insulating layer, braiding from inside to outside
Layer, shielded layer, restrictive coating；Good conductivity, long service life.
In this implementation, the end face of conductor 15 is major arc shape；It designs in this way, when carrying out electric signal transmission, collection skin effect
It answers coefficient small, can be effectively reduced power loss, meanwhile, which can also reduce the weight of conductor 15, to reduce
Cost.
In this implementation, the material and its ratio of thermistor 5 are as follows: lanthanum sesquioxide: silica: chrome green: three
Aoxidize two nickel: strontium carbonate: di-iron trioxide=1:(0.6-0.7): (0.2-0.3): (0.1-0.2): (0.2-0.3): (0.05-
0.1)；5 electric performance stablity of thermistor made of above-mentioned material, consistency is preferable, and ageing properties are stablized, and using effect is good.
When not in use, push rod 4, thermistor 5 etc. are placed in the space that baffle 1 surrounds, when needing to detect, flap shutter
1 or support column 3, push support column 3 mobile to 14 direction of first outlet, when push rod 4 and cover board 2 contact, push rod 4 squeezes cover board
2, allow matching piece to separate with shackle member, in this way, first outlet 14 is opened, support column 3 continued to move to, and thermistor 5 is allowed to pass through the
One outlet 14, this makes it possible to measure.
By above-mentioned design, while rotational support column 3, cover board 2 is pushed open using push rod 4, it is easy to use, also avoid
5 accidental damage of thermistor, allows thermistor 5 to be contained in the space that baffle 1 surrounds and avoid being polluted by outside moisture etc., energy
Enough guarantee its measurement accuracy.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of portable temperature sensor, which is characterized in that including baffle, cover board, support column, push rod, test section；
Baffle is annular, and the inner circumferential surface of baffle is equipped with internal screw thread, and baffle is equipped with shackle member, and baffle has the along its axial direction
One outlet, second outlet；
Cover board is equipped with the matching piece matched with shackle member, and cover board is for closing or opening first outlet；
Support column is placed in the inside of baffle, and the outer peripheral surface of support column is equipped with the external screw thread matched with internal screw thread；
Push rod is installed on the support columns, and push rod is placed in the inside of baffle, and, push rod is placed in support column close to the one of first outlet
Side；When push rod is along the axial movement of baffle and contacts with cover board, push rod, which squeezes cover board, causes matching piece to separate with shackle member；
Test section includes detection unit, and detection unit includes thermistor, and thermistor is placed in the inside of baffle, thermistor tool
There are first position state and second position state, when thermistor is in first position state, thermistor is placed in support column
Between first outlet；When thermistor is in second position state, thermistor is placed in first outlet far from second outlet
Side；
Support column is equipped with guide rail close to the surface of push rod side；
The quantity of detection unit is two, and two detection units are positioned opposite, and detection unit further includes sliding block, spring, and sliding block can
Movement is mounted on guide rail；The first end of spring is connect with sliding block, the second terminal support column connection of spring；Above-mentioned thermistor peace
On sliding block, thermistor is S1 far from the spacing between sliding block one end and support column；The one end of push rod far from support column with
Spacing between support column is S2, and S2 is greater than S1；
Thermistor is strip, and the thermistor in two detection units is recessed to direction away from each other, thermistor
End face be arc.
2. portable temperature sensor according to claim 1, which is characterized in that further include hinge, cover board passes through hinge
With panel hinge.
3. portable temperature sensor according to claim 1, which is characterized in that detection unit further includes shell, first
Metallic object, the second metallic object, the first conducting wire, the second conducting wire, the first metallic object, the second metallic object are placed in shell, the first gold medal
Belonging to body is annular, and the second metallic object is cylinder, and the second metallic object is placed in the inside of the first metallic object and turns with the first metallic object
Dynamic connection, the second metallic object are electrically connected with the first metallic object；The first end of first conducting wire is connect with thermistor, the first conducting wire
Second end passes through shell and is electrically connected with the first metallic object, and the first end of the second conducting wire passes through shell and is electrically connected with the second metallic object.
4. portable temperature sensor according to claim 3, which is characterized in that the first conducting wire successively includes from inside to outside
Conductor, mica tape, raw material band, insulating layer, braiding layer, shielded layer, restrictive coating.
5. portable temperature sensor according to claim 4, which is characterized in that the end face of conductor is major arc shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611047679.5A CN106644145B (en) | 2016-11-23 | 2016-11-23 | A kind of portable temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611047679.5A CN106644145B (en) | 2016-11-23 | 2016-11-23 | A kind of portable temperature sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106644145A CN106644145A (en) | 2017-05-10 |
| CN106644145B true CN106644145B (en) | 2019-10-25 |
Family
ID=58812018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611047679.5A Active CN106644145B (en) | 2016-11-23 | 2016-11-23 | A kind of portable temperature sensor |
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| Country | Link |
|---|---|
| CN (1) | CN106644145B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1539267A1 (en) * | 1966-05-03 | 1970-07-02 | Messerschmitt Boelkow Blohm | Device for generating a contact pressure, preferably for pressing a thermocouple against a heat-emitting surface |
| CN201011502Y (en) * | 2007-02-07 | 2008-01-23 | 孔浩 | Temperature sensor for water heater |
| CN102778305A (en) * | 2012-07-10 | 2012-11-14 | 美的集团有限公司 | temperature sensor and induction cooker |
| CN203455099U (en) * | 2013-07-26 | 2014-02-26 | 南车戚墅堰机车车辆工艺研究所有限公司 | Temperature probe |
| CN205002892U (en) * | 2015-08-20 | 2016-01-27 | 阮保清 | IH electricity rice cooker sensor |
| CN106225939A (en) * | 2016-07-20 | 2016-12-14 | 中车戚墅堰机车车辆工艺研究所有限公司 | A kind of temperature measurement probe |
-
2016
- 2016-11-23 CN CN201611047679.5A patent/CN106644145B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1539267A1 (en) * | 1966-05-03 | 1970-07-02 | Messerschmitt Boelkow Blohm | Device for generating a contact pressure, preferably for pressing a thermocouple against a heat-emitting surface |
| CN201011502Y (en) * | 2007-02-07 | 2008-01-23 | 孔浩 | Temperature sensor for water heater |
| CN102778305A (en) * | 2012-07-10 | 2012-11-14 | 美的集团有限公司 | temperature sensor and induction cooker |
| CN203455099U (en) * | 2013-07-26 | 2014-02-26 | 南车戚墅堰机车车辆工艺研究所有限公司 | Temperature probe |
| CN205002892U (en) * | 2015-08-20 | 2016-01-27 | 阮保清 | IH electricity rice cooker sensor |
| CN106225939A (en) * | 2016-07-20 | 2016-12-14 | 中车戚墅堰机车车辆工艺研究所有限公司 | A kind of temperature measurement probe |
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| Publication number | Publication date |
|---|---|
| CN106644145A (en) | 2017-05-10 |
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