CN105942988B - Electronic thermometer and calibration method based on it - Google Patents
Electronic thermometer and calibration method based on it Download PDFInfo
- Publication number
- CN105942988B CN105942988B CN201610327199.8A CN201610327199A CN105942988B CN 105942988 B CN105942988 B CN 105942988B CN 201610327199 A CN201610327199 A CN 201610327199A CN 105942988 B CN105942988 B CN 105942988B
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- temperature
- main body
- processing circuit
- electronic thermometer
- sensing element
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/01—Measuring temperature of body parts ; Diagnostic temperature sensing, e.g. for malignant or inflamed tissue
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
- A61B2560/02—Operational features
- A61B2560/0223—Operational features of calibration, e.g. protocols for calibrating sensors
Abstract
The invention discloses a kind of electronic thermometer and based on its calibration method, it include: shell, with detachably connectable main body and probe, the front end of the probe is equipped with temperature-sensitive portion, the temperature-sensitive portion is built-in with the first temperature-sensing element, and the main body is equipped with an accommodating chamber, is equipped with several second temperature-sensing elements in the accommodating chamber, the inner wall of the accommodating chamber is equipped with the jack being connected to outside, and the jack and the sealing of temperature-sensitive portion cooperate；Processing circuit is configured at the inside of main body, and is electrically connected by conducting wire with first temperature-sensing element and several second temperature-sensing elements, received respectively by the temperature signal of the first temperature-sensing element and the generation of the second temperature-sensing element；Display screen is installed on the surface of main body, and is electrically connected with processing circuit；Switch key is installed on the surface of main body, and is electrically connected with processing circuit；Trigger element is calibrated, is installed on the surface of main body, and be electrically connected with processing circuit；And button cell, it is installed in main body, for powering to processing circuit and display screen；The present invention has the characteristics that facilitate calibration.
Description
Technical field
The present invention relates to a kind of clinical thermometers, more specifically, it relates to a kind of electronic thermometer and the calibration side based on it
Method.
Background technique
Electronic thermometer is by temperature sensor, liquid crystal display, button cell, specific integrated circuit and other electronics member devices
Part composition.Body temperature can be rapidly and accurately measured, compared with traditional glass mercury thermometer, there is convenient reading, measurement
Time is short, and measurement accuracy is high, can remember and have the advantages of buzzing prompt, especially electronic thermometer without mercury, to human body and
Ambient enviroment is harmless, and particularly suitable for family, the occasions such as hospital are used.
But the accuracy of electronic thermometer will receive the influence of its internal each electronic component performance, process is longer
After the use of time, calibrated.Currently, part electronic thermometer on the market, comes with calibration function, but need to use
0 degree Celsius of mixture of ice and water is tested, and is operated relatively cumbersome.
Summary of the invention
In view of the deficienciess of the prior art, the first purpose of this invention is to provide a kind of electronic thermometer, have
The characteristics of facilitating calibration.
To achieve the above object, the present invention provides the following technical scheme that
A kind of electronic thermometer, comprising:
Shell, has detachably connectable a main body and probe, and the front end of the probe is equipped with temperature-sensitive portion, in the temperature-sensitive portion
It is equipped with the first temperature-sensing element, the main body is equipped with an accommodating chamber, and several second temperature-sensing elements are equipped in the accommodating chamber, described
The inner wall of accommodating chamber is equipped with the jack being connected to outside, and the jack and the sealing of temperature-sensitive portion cooperate；
Processing circuit is configured at the inside of main body, and passes through conducting wire and first temperature-sensing element and several second temperature-sensitives member
Part electrical connection, received respectively by the temperature signal of the first temperature-sensing element and the generation of the second temperature-sensing element；
Display screen is installed on the surface of main body, and is electrically connected with processing circuit；
Switch key is installed on the surface of main body, and is electrically connected with processing circuit；
Trigger element is calibrated, is installed in main body, and be electrically connected with processing circuit；
And button cell, it is installed in main body, for powering to processing circuit and display screen；
Wherein, the processing circuit is responsive to the movements of the calibration trigger element, to raw by several second temperature-sensing elements
At temperature signal calculated, and average value is found out, later again to the average value and the temperature that is generated by the first temperature-sensing element
Signal is calculated, and finds out difference；
The processing circuit is responsive to the movement of the switch key, by the temperature signal generated by the first temperature-sensing element with
The difference carries out operation, and operation result is transmitted to display screen and is shown.
Further, the rear end of the probe is equipped with threaded post；The front end of the main body is equipped with to be cooperated with the threaded post
Threaded hole.
Further, the rear end of the periphery of the probe is equipped with inserting column, and the outer body of inserting column is equipped with annular protrusion；The main body
Front end be equipped with the slot cooperated with the rear end of probe, the inner wall of slot is equipped with the annular groove cooperated with annular protrusion.
Further, the inner wall of the accommodating chamber is additionally provided with the port being connected to outside, and passage port is movably set with capping.
It further, further include a sounding component being set in main body, the processing circuit is after finding out the difference, control
It makes the sounding component and issues the first voice signal.
Further, the processing circuit is responsive to the movements of the switch key, to what is generated by the first temperature-sensing element
Temperature signal is judged, when the temperature signal exceeds threshold value, is controlled the sounding component and is issued second sound signal.
Further, the calibration trigger element is a triggering key.
Further, the calibration trigger element includes the tongue tube being set in main body and close to the jack；It is described
Temperature-sensitive portion is provided with magnetite.
Further, the calibration trigger element includes the tongue tube being set in the main body and close to the slot；
The rear end of the inserting column is provided with magnet.
Second object of the present invention is to provide a kind of calibration method of electronic thermometer based on above scheme, have
Calibrate convenient feature.
To achieve the above object, the present invention provides the following technical scheme that
A kind of calibration method of electronic thermometer, comprising: after separating probe from main body, and temperature-sensitive portion is inserted into this
In jack；Calibration trigger unit movement sends trigger signal to processing circuit；Processing circuit is to by several second temperature-sensing elements
The temperature signal of generation is calculated, and finds out average value, later again to the average value and the temperature by the generation of the first temperature-sensing element
Degree signal is calculated, and finds out difference；Probe is installed onto main body later.
Compared with prior art, the invention has the advantages that electronic thermometer after using for a longer period, can be according to above-mentioned side
Case is calibrated, more convenient in this way for general user without using mixture of ice and water.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the electronic thermometer of embodiment one in the present invention；
Fig. 2 is the partial sectional view of the main body of embodiment one in the present invention；
Fig. 3 is the structural schematic diagram of the electronic thermometer of embodiment two in the present invention；
Fig. 4 is the structural schematic diagram of the electronic thermometer of embodiment three in the present invention；
Fig. 5 is the partial sectional view of the main body of embodiment three in the present invention；
Fig. 6 is the partial sectional view of the electronic thermometer of example IV in the present invention；
Fig. 7 is the partial sectional view of the electronic thermometer of embodiment five in the present invention.
Appended drawing reference: 1, main body；11, threaded hole；12, accommodating chamber；121, port；122, it covers；13, key is triggered；14,
Switch key；15, display screen；16, slot；161, annular groove；2, it pops one's head in；21, temperature-sensitive portion；22, threaded post；23, inserting column；
231, annular protrusion；3, conducting wire；4, the second temperature-sensing element；5, tongue tube；6, magnet.
Specific embodiment
Below with reference to examples and drawings, the present invention is described in further detail, but embodiments of the present invention are not
It is only limitted to this.
Embodiment one:
Referring to Fig.1, a kind of electronic thermometer, including shell, the shell have detachably connectable main body 1 and probe 2, tool
Body be pop one's head in 2 rear end be equipped with threaded post 22；The front end of main body 1 is equipped with the threaded hole 11 cooperated with the threaded post 22.
In addition, the front end of probe 2 is equipped with temperature-sensitive portion 21, temperature-sensitive portion 21 is built-in with the first temperature-sensing element.
Referring to Fig. 2, main body 1 is equipped with an accommodating chamber 12, is equipped with several second temperature-sensing elements 4, accommodating chamber in accommodating chamber 12
12 inner wall is equipped with the jack being connected to outside, and jack and the sealing of temperature-sensitive portion 21 cooperate；Main body 1 is internally provided with processing electricity
Road, processing circuit are electrically connected by conducting wire 3 with first temperature-sensing element and several second temperature-sensing elements 4, received respectively by the
The temperature signal that one temperature-sensing element and the second temperature-sensing element 4 generate；The surface of main body 1 be provided with display screen 15, switch key 14,
And triggering key 13, and be electrically connected with processing circuit.It is additionally provided with sounding component in main body 1, which is preferably mounted on
In the identical position of processing circuit.
When triggering key 13 is pressed, a trigger signal is sent to processing circuit, processing circuit is in response to the school triggering
Signal calculates the temperature signal generated by several second temperature-sensing elements 4, and finds out average value, average to this again later
Value is calculated with the temperature signal generated by the first temperature-sensing element, and finds out difference.When processing circuit is after finding out the difference,
It controls the sounding component and issues the first voice signal
When being pressed 14 first time of switch key, to processing circuit send an enabling signal, processing circuit in response to
The temperature signal generated by the first temperature-sensing element and the difference are carried out operation, and operation result are transmitted to by the enabling signal
Display screen 15 is shown.If exceed threshold value by the temperature signal that the first temperature-sensing element generates, sounding component sending is controlled
Second sound signal.When switch key 14 is pressed again, processing circuit controls display screen 15 is closed, into standby mode.
By above technical scheme, when needing to calibrate electron temperature timing, it is only necessary to probe 2 is taken off from main body 1,
Then temperature-sensitive portion 21 is inserted into the jack；The calibration trigger element is triggered later, is started calibration procedure, is calibrated.It is complete
Cheng Hou, then probe 2 is installed onto main body 1, so as to the use of next thermometric.
Referring to Fig. 2, the inner wall of accommodating chamber 12 is additionally provided with the port 121 being connected to outside, is movably set with envelope at port 121
Lid 122.Therefore, when being calibrated to electronic thermometer, water can be encased in accommodating chamber 12, then with probe 2 and second
Temperature-sensing element 4 goes to survey the temperature of water simultaneously, enables to testing result more accurate in this way, guarantees the effect of calibration.
Embodiment two:
The present embodiment and embodiment two are essentially identical, only difference is that the connection type of probe 2 and main body 1, specifically
Be: referring to Fig. 3,2 rear end of periphery of popping one's head in is equipped with inserting column 23, and the outer body of inserting column 23 is equipped with annular protrusion 231；Before main body 1
End is equipped with the slot 16 with the cooperation of the rear end of probe 2, and the inner wall of slot 16 is equipped with the annular groove cooperated with annular protrusion 231
161.Therefore, can be realized by way of plugging firmly probe 2 with the splicing of main body 1 and separate.
Embodiment three:
The present embodiment is basically the same as that of the first embodiment or the second embodiment, only difference is that the component of starting calibration procedure
It is different；Specifically: referring to Fig. 4, Fig. 5, being equipped with tongue tube 5, the temperature-sensitive portion of corresponding probe 2 close to the position of jack in main body 1
21 are provided with magnetite.When the temperature-sensitive portion 21 of probe 2 is inserted into jack, tongue tube 5 is connected, and sends a triggering to processing circuit
Signal, post processing circuitry enter calibration procedure.
Example IV:
A kind of electronic thermometer based on embodiment two；Specifically: referring to Fig. 6, the position in main body 1 close to slot 16 is set
There is tongue tube 5, correspondingly, the rear end of inserting column 23 is provided with magnet 6.
When pop one's head in 2 separated with main body 1 when, tongue tube 5 is connected, send a trigger signal to processing circuit, post-processing it is electric
Road enters calibration procedure.It should be noted that processing circuit, needs to carry out certain delay after receiving the trigger signal, with
Give the process that probe 2 is inserted into accommodating chamber 12 certain buffer time.
Embodiment five:
A kind of electronic thermometer based on embodiment three；Specifically: referring to Fig. 7, the position in main body 1 close to slot 16 is set
There is tongue tube 5, correspondingly, the rear end of inserting column 23 is provided with magnet 6.
When pop one's head in 2 separated with main body 1 when, tongue tube 5 is connected, send a trigger signal to processing circuit, post-processing it is electric
Road enters calibration procedure.It should be noted that processing circuit, needs to carry out certain delay after receiving the trigger signal, with
Give the process that probe 2 is inserted into accommodating chamber 12 certain buffer time.
Embodiment six:
A kind of electronic thermometer based on embodiment one or embodiment two or embodiment three or example IV or embodiment five
Calibration method, comprising: after separating probe 2 from main body 1, and temperature-sensitive portion 21 is inserted into the jack；Calibration triggering
Component actuation sends trigger signal to processing circuit；Processing circuit to the temperature signal generated by several second temperature-sensing elements 4 into
Row calculates, and finds out average value, is calculated with the temperature signal generated by the first temperature-sensing element the average value again later, and
Find out difference；Probe 2 is installed onto main body 1 later.
Claims (10)
1. a kind of electronic thermometer, characterized in that include:
Shell, with detachably connectable main body (1) and probe (2), the front end of the probe (2) is equipped with temperature-sensitive portion (21), institute
It states temperature-sensitive portion (21) and is built-in with the first temperature-sensing element, the main body (1) is equipped with an accommodating chamber (12), in the accommodating chamber (12)
Equipped with several second temperature-sensing elements (4), the inner wall of the accommodating chamber (12) is equipped with jack be connected to outside, the jack and
Temperature-sensitive portion (21) sealing cooperation；
Processing circuit is configured at the inside of main body (1), and passes through conducting wire (3) and first temperature-sensing element and several second temperature-sensitives
Element (4) electrical connection, received respectively by the temperature signal of the first temperature-sensing element and the second temperature-sensing element (4) generation；
Display screen (15) is installed on the surface of main body (1), and is electrically connected with processing circuit；
Switch key (14) is installed on the surface of main body (1), and is electrically connected with processing circuit；
Trigger element is calibrated, is installed on main body (1), and be electrically connected with processing circuit；
And button cell, it is installed in main body (1), for powering to processing circuit and display screen (15)；
Wherein, it the processing circuit is responsive to the movement of the calibration trigger element, is generated to by several second temperature-sensing elements (4)
Temperature signal calculated, and find out average value, the average value believed with the temperature generated by the first temperature-sensing element again later
It number is calculated, and finds out difference；
The processing circuit is responsive to the movement of the switch key (14), by the temperature signal generated by the first temperature-sensing element with
The difference carries out operation, and operation result is transmitted to display screen (15) and is shown.
2. electronic thermometer according to claim 1, characterized in that the rear end of the probe (2) is equipped with threaded post (22)；
The front end of the main body (1) is equipped with the threaded hole (11) cooperated with the threaded post (22).
3. electronic thermometer according to claim 1, characterized in that the rear end of the periphery of the probe (2) is equipped with inserting column
(23), the outer body of inserting column (23) is equipped with annular protrusion (231)；The front end of the main body (1) is equipped with to be cooperated with the rear end of probe (2)
Slot (16), the inner wall of slot (16) is equipped with the annular groove (161) cooperated with annular protrusion (231).
4. electronic thermometer according to claim 1, characterized in that the inner wall of the accommodating chamber (12) is additionally provided with and outside
The port (121) of connection is movably set with capping (122) at port (121).
5. electronic thermometer according to claim 1, characterized in that further include a sounding member being set on main body (1)
Part, the processing circuit control the sounding component and issue the first voice signal after finding out the difference.
6. electronic thermometer according to claim 5, characterized in that the processing circuit is responsive to the switch keys
(14) movement judges the temperature signal generated by the first temperature-sensing element, when the temperature signal exceeds threshold value, control
The sounding component issues second sound signal.
7. electronic thermometer according to claim 1, characterized in that the calibration trigger element is a triggering key
(13)。
8. electronic thermometer according to claim 1, characterized in that the calibration trigger element includes being set to main body
(1) tongue tube (5) in and close to the jack；The temperature-sensitive portion (21) is provided with magnetite.
9. electronic thermometer according to claim 3, characterized in that the calibration trigger element includes being set to the master
Tongue tube (5) in body (1) and close to the slot (16)；The rear end of the inserting column (23) is provided with magnet (6).
10. a kind of calibration method based on electronic thermometer described in claim 1, characterized in that include: make pop one's head in (2) from
After being separated in main body (1), and temperature-sensitive portion (21) are inserted into the jack；Calibration trigger unit movement, sends out to processing circuit
Send trigger signal；Processing circuit calculates the temperature signal generated by several second temperature-sensing elements (4), and finds out average
Value, later again calculates the average value with the temperature signal generated by the first temperature-sensing element, and find out difference；It will visit later
Head (2) is installed on main body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610327199.8A CN105942988B (en) | 2016-05-17 | 2016-05-17 | Electronic thermometer and calibration method based on it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610327199.8A CN105942988B (en) | 2016-05-17 | 2016-05-17 | Electronic thermometer and calibration method based on it |
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| Publication Number | Publication Date |
|---|---|
| CN105942988A CN105942988A (en) | 2016-09-21 |
| CN105942988B true CN105942988B (en) | 2019-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610327199.8A Active CN105942988B (en) | 2016-05-17 | 2016-05-17 | Electronic thermometer and calibration method based on it |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109632143B (en) * | 2019-01-22 | 2020-07-21 | 中国计量科学研究院 | Self-calibration thermometer |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002257639A (en) * | 2001-02-20 | 2002-09-11 | Binyou Chin | Ic circuitry of electronic clinical thermometer |
| CN101319940B (en) * | 2007-12-28 | 2011-10-05 | 大亚湾核电运营管理有限责任公司 | Test device and use method of long-rod platinum resistance thermometer |
| CN201488830U (en) * | 2009-07-23 | 2010-05-26 | 台湾亿力速股份有限公司 | Electronic thermometer |
| CN203100935U (en) * | 2013-01-25 | 2013-07-31 | 福建宁德核电有限公司 | Long rod platinum resistance thermometer calibrating device |
| CN105466603A (en) * | 2015-12-07 | 2016-04-06 | 上海温尔信息科技有限公司 | An automatic calibration method for temperature measurement by a thermometer, a temperature measurement probe and a thermometer |
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