CN207964115U - A kind of temperature sensor of band TDS detections - Google Patents
A kind of temperature sensor of band TDS detections Download PDFInfo
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- CN207964115U CN207964115U CN201820407757.6U CN201820407757U CN207964115U CN 207964115 U CN207964115 U CN 207964115U CN 201820407757 U CN201820407757 U CN 201820407757U CN 207964115 U CN207964115 U CN 207964115U
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Abstract
The utility model provides a kind of temperature sensor of band TDS detections, including temperature-sensitive shell, the temperature-sensitive enclosure interior is provided with temperature sensing thermistors, the temperature sensing thermistors one end connects the first lead, the faucal of the temperature-sensitive shell is connected with the second lead, the temperature-sensitive hull outside is equipped with flange, it is provided with stainless pin on the flange, it insulate and fixes between the stainless pin and temperature-sensitive shell, the end of the stainless pin is connected with third lead, first lead, the second lead, the spaced setting of third lead.The temperature sensor of TDS detections passes through temperature sensing thermistors measure water temperature, two electrodes are used as by temperature-sensitive shell and stainless pin simultaneously, it can measure the conductivity of drinking water, to reflect the TDS values of drinking water indirectly, it realizes and the purpose that two data of water temperature and TDS values of drinking water are analyzed is acquired using a kind of measuring device simultaneously, measurement process is simple, and improves the precision of detection.
Description
Technical field
The utility model belongs to sensor technical field, and in particular to a kind of temperature sensor of band TDS detections.
Background technology
In recent years, under green living, the advocating of healthy living theory, people increasingly pay close attention to health, wherein right
The concern of drinking water quality is especially prominent, and the parameter of wherein drinking water quality detection has TDS values, temperature etc..Total dissolved solidss
（Total Dissolved Solids, abbreviation TDS）, also known as dissolvability solid amount, units of measurement are mg/litre（mg/L）,
It shows that TDS values are higher dissolved with how many milligrams of soluble solids in 1 liter of water, indicates that the impurity contained in water is more, passes through inspection
Dissolvability solid amount in drinking water is surveyed, the total salinity of water quality can be analyzed, measuring principle is indeed through measurement
The conductivity of water so that reflect TDS values indirectly.
The living electric apparatus such as traditional electric kettle, water purifier, can be with test constantly water temperature, and TDS TDS that can monitor water
Value, but it only has single detection function, to detect the different parameters of water, needs to use different detection devices, survey
Amount process is cumbersome, and be not easy to that water temperature and TDS values measure is uniformly processed.
Utility model content
The purpose of the utility model is to overcome existing water quality detecting device test function is single, the cumbersome problem of process.
For this purpose, the utility model embodiment provides a kind of temperature sensor of band TDS detections, including temperature-sensitive shell, institute
It states temperature-sensitive enclosure interior and is provided with temperature sensing thermistors, the temperature sensing thermistors one end connects the first lead, the temperature-sensitive
The faucal of shell is connected with the second lead, and the temperature-sensitive hull outside is equipped with flange, is provided with stainless pin on the flange, institute
It states to insulate between stainless pin and temperature-sensitive shell and fix, the end of the stainless pin is connected with third lead, and described first draws
Line, the second lead, the spaced setting of third lead.
Further, the temperature sensing thermistors and the first lead top are packaged in the temperature-sensitive by epoxy resin encapsulating
In shell.
Further, it is arranged with from clipper tube on first lead.
Further, it is fixedly connected by silica gel plug between the stainless pin and the flange.
Further, sealed silicon is coated by injection molding or encapsulated technique on the outside of the temperature-sensitive shell, stainless pin and flange
Glue-line.
Further, second lead is riveted by copper strips and the temperature-sensitive shell.
Further, the third lead is riveted with the stainless pin by copper strips.
Further, the copper strips is wrapped up by heat-shrink tube.
Further, second lead, third lead are located at the both sides of the first lead.
Compared with prior art, the beneficial effects of the utility model：
(1) temperature sensor of this band TDS detections provided by the utility model is accurately measured by temperature sensing thermistors
Water temperature, while two electrodes are used as by temperature-sensitive shell and stainless pin, the conductivity of drinking water is can measure, to reflect indirectly
Go out the TDS values of drinking water, realizes that two data of water temperature and TDS values for being acquired drinking water simultaneously using a kind of measuring device are divided
The purpose of analysis, measurement process is simple, and improves the precision of detection.
(2) temperature sensor of this band TDS detections provided by the utility model uses silica gel to stainless pin and temperature-sensitive
Shell carries out insulation fixation so that after the additional certain potential of temperature-sensitive shell and stainless pin both ends, the two poles of the earth will not cause short circuit and
Electric leakage improves the precision of drinking water TDS values detection；And silica gel uses high temperature resistant food grade silicone, and it is not only beautiful, it can also be straight
It connects and potable water contact, it is without any side effects to human body.
The utility model is described in further details below with reference to attached drawing.
Description of the drawings
Fig. 1 is structural schematic diagram of the utility model with the TDS temperature sensors detected；
Fig. 2 is the assembling structure schematic diagram of temperature-sensitive shell and stainless pin in the utility model；
Fig. 3 is structure sectional view of the utility model with the TDS temperature sensors detected.
Reference sign：1, temperature sensing thermistors；2, flange；3, temperature-sensitive shell；4, stainless pin；5, silica gel plug；6、
Sealed silicon glue-line；7, copper strips；8, heat-shrink tube；9, the first lead；10, the second lead；11, third lead；12, from clipper tube.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The all other embodiment obtained, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be understood that term "center", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of describing the present invention and simplifying the description, rather than indicates or imply and is signified
Device or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as to this practicality
Novel limitation.
Term " first ", " second " are used for description purposes only, be not understood to indicate or imply relative importance or
Implicitly indicate the quantity of indicated technical characteristic." first " is defined as a result, the feature of " second " can be expressed or imply
Ground includes one or more this feature；In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two
It is a or more than two.
As shown in Figure 1, Figure 2 and Figure 3, this implementation provides a kind of temperature sensor of band TDS detections, including temperature-sensitive shell
3, which is made using stainless steel, and the temperature-sensitive shell 3 is internally provided with temperature sensing thermistors 1, the temperature-sensitive
1 one end of thermistor connects the first lead 9, and the faucal of the temperature-sensitive shell 3 is connected with the second lead 10, the temperature-sensitive shell
3 outsides are equipped with flange 2, stainless pin 4 are provided on the flange 2, by exhausted between the stainless pin 4 and temperature-sensitive shell 3
Edge insulated with material is fixed, and the end of the stainless pin 4 is connected with third lead 11, first lead 9, the second lead 10,
The 11 spaced setting of third lead.Temperature sensing thermistors 1 are logical in the temperature sensor of this band TDS detections provided by the embodiment
The accurate water temperature for measuring drinking water of the first lead 9 connection temperature measurement circuit is crossed, while temperature-sensitive shell 3 and stainless pin 4 lead to respectively
It crosses the second lead 10 and third lead 11 is connected in TDS value test circuits, two electrodes as TDS value detection devices are additional
After certain potential, the conductivity of two interpolar drinking water is can measure, to reflect the TDS values of drinking water indirectly, and by exhausted
Temperature-sensitive shell 3 and stainless pin 4 this two electrode are carried out insulation fixation by edge material, and the short circuit effectively prevented between the two poles of the earth is existing
As, ensure the accuracy of TDS values detection, thus, the temperature sensor of this band TDS detections provided in this embodiment, which realizes, to be adopted
Acquiring the purpose that two data of water temperature and TDS values of drinking water are analyzed simultaneously with a kind of measuring device, measurement process is simple,
And improve the precision of detection.
The embodiment of refinement as shown in Fig. 2, the temperature sensing thermistors 1 are placed in inside the temperature-sensitive shell 3, and is felt
1 lower end of warm thermistor is attached fixation by welding with 9 upper end of the first lead, in 1 He of temperature sensing thermistors
After first lead 9 is connected and fixed, using epoxy resin encapsulating in temperature-sensitive shell 3, by temperature sensing thermistors 1 and the first lead 9
It is packaged in the temperature-sensitive shell 3, realizes that the sealing of temperature-detecting device in the temperature sensor is fixed.Optimization, positioned at
Be arranged on first lead 9 outside temperature-sensitive shell 3 200 DEG C of heatproof from clipper tube 12, by drawing from clipper tube 12 to first
Line 9 shields, to improve the precision and service life of temperature-detecting device in the temperature sensor.
And for the setting of TDS value detection functions on the temperature sensor, as shown in Fig. 2, the stainless pin 4 passes through silicon
Rubber plug 5 is mounted on the flange 2 of temperature-sensitive shell 3, and plays insulating effect using silica gel plug 5 herein so that temperature-sensitive shell 3 with it is stainless
Short circuit is not will produce after the additional certain potential in 4 both ends of draw point.Further, in order to ensure the temperature sensor to TDS values detect
Precision, the temperature-sensitive shell 3, stainless pin 4 and the outside of flange 2 coat sealed silicon glue-line 6 by injection molding or encapsulated technique,
Temperature-sensitive shell 3, stainless pin 4 are fixed by sealed silicon glue-line 6, while realizing the effect of sealing, insulation so that the temperature passes
Sensor is mounted in external equipment, and after the additional certain potential of temperature-sensitive shell 3 and 4 both ends of stainless pin, is not in electric leakage, into one
Step ensure that the TDS values detection of this two interpolars drinking water of temperature-sensitive shell 3 and stainless pin 4 is unaffected.In addition, in the present embodiment
Silica gel plug 5 and sealed silicon glue-line 6 are all made of water white transparency, high temperature resistant food grade silicone, while beauty, silica gel can directly with
Potable water contact, it is without any side effects to human body, while the water temperature and TDS values of drinking water will not be detected and be had an impact.
As shown in figure 3, at the faucal of the temperature-sensitive shell 3 be equipped with a binding post, second lead 10 by copper strips 7 with
The binding post of the temperature-sensitive shell 3 rivets；Equally, the tail portion of the stainless pin 4 can be used as binding post, the third lead 11
It is riveted also through copper strips 7 with 4 tail portion of the stainless pin, the temperature-sensitive shell 3 and stainless pin 4 pass through the second lead 10 respectively
TDS value detection circuits are connected to third lead 11, as the two poles of the earth of TDS value detection devices, two interpolars are drunk to realize
The detection of the TDS values of water；And optimize, hot place pipe 8, which can be used, is tightly wrapped up copper strips 7 by way of pyrocondensation, to copper
Play the role of protection and SI semi-insulation with 7, and then realizes the protection to TDS value detection circuits.Further, in order to improve pair
Coolant-temperature gage and the precision of TDS values detection are drunk, second lead 10, third lead 11 are located at the two of the first lead 9
Side, so that the water temperature and TDS values of the drinking water of temperature sensor detection are 4 the two poles of the earth of temperature-sensitive shell 3 and stainless pin
Between drinking water, be conducive to analysis to drinking water gathered data.
In conclusion the temperature sensor of this TDS detections provided by the utility model is accurate by temperature sensing thermistors
Water temperature is measured, while two electrodes are used as by temperature-sensitive shell and stainless pin, can measure the conductivity of drinking water, to indirectly
Reflect the TDS values of drinking water, realize acquired simultaneously using a kind of measuring device two data of water temperature and TDS values of drinking water into
The purpose of row analysis, measurement process is simple, and improves the precision of detection.
It is exemplified as above be only to the utility model for example, not constituting to the scope of protection of the utility model
Limitation, it is every to be belonged within the scope of protection of the utility model with the same or analogous design of the utility model.
Claims (9)
1. a kind of temperature sensor of band TDS detections, it is characterised in that：Including temperature-sensitive shell (3), in the temperature-sensitive shell (3)
Portion is provided with temperature sensing thermistors (1), and temperature sensing thermistors (1) one end connects the first lead (9), the temperature-sensitive shell
(3) faucal is connected with the second lead (10), and flange (2) is equipped on the outside of the temperature-sensitive shell (3), is arranged on the flange (2)
There is stainless pin (4), insulate and fix between the stainless pin (4) and temperature-sensitive shell (3), the end of the stainless pin (4)
It is connected with third lead (11), first lead (9), the second lead (10), third lead (11) spaced setting.
2. the temperature sensor as described in claim 1 with TDS detections, it is characterised in that：The temperature sensing thermistors (1) and
First lead (9) top is packaged in by epoxy resin encapsulating in the temperature-sensitive shell (3).
3. the temperature sensor as described in claim 1 with TDS detections, it is characterised in that：It is arranged on first lead (9)
Have from clipper tube (12).
4. the temperature sensor as described in claim 1 with TDS detections, it is characterised in that：The stainless pin (4) with it is described
It is fixedly connected by silica gel plug (5) between flange (2).
5. the temperature sensor as described in claim 1 with TDS detections, it is characterised in that：It is the temperature-sensitive shell (3), stainless
Sealed silicon glue-line (6) is coated by injection molding or encapsulated technique on the outside of draw point (4) and flange (2).
6. the temperature sensor as described in claim 1 with TDS detections, it is characterised in that：Second lead (10) passes through
Copper strips (7) is riveted with the temperature-sensitive shell (3).
7. the temperature sensor as described in claim 1 with TDS detections, it is characterised in that：The third lead (11) and institute
Stainless pin (4) is stated to rivet by copper strips (7).
8. the temperature sensor of band TDS detections as claimed in claims 6 or 7, it is characterised in that：The copper strips (7) passes through heat
The draw (8) wraps up.
9. the temperature sensor as described in claim 1 with TDS detections, it is characterised in that：Second lead (10), third
Lead (11) is located at the both sides of the first lead (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820407757.6U CN207964115U (en) | 2018-03-26 | 2018-03-26 | A kind of temperature sensor of band TDS detections |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820407757.6U CN207964115U (en) | 2018-03-26 | 2018-03-26 | A kind of temperature sensor of band TDS detections |
Publications (1)
| Publication Number | Publication Date |
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| CN207964115U true CN207964115U (en) | 2018-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820407757.6U Active CN207964115U (en) | 2018-03-26 | 2018-03-26 | A kind of temperature sensor of band TDS detections |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108469311A (en) * | 2018-03-26 | 2018-08-31 | 孝感华工高理电子有限公司 | A kind of temperature sensor of band TDS detections |
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2018
- 2018-03-26 CN CN201820407757.6U patent/CN207964115U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108469311A (en) * | 2018-03-26 | 2018-08-31 | 孝感华工高理电子有限公司 | A kind of temperature sensor of band TDS detections |
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