CN207396261U - A kind of novel high-precision Liquid density instrument - Google Patents
A kind of novel high-precision Liquid density instrument Download PDFInfo
- Publication number
- CN207396261U CN207396261U CN201721409635.2U CN201721409635U CN207396261U CN 207396261 U CN207396261 U CN 207396261U CN 201721409635 U CN201721409635 U CN 201721409635U CN 207396261 U CN207396261 U CN 207396261U
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- China
- Prior art keywords
- liquid density
- density instrument
- ultrasonic wave
- measurement tank
- measurement
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- 239000007788 liquid Substances 0.000 title claims abstract description 74
- 238000005259 measurement Methods 0.000 claims abstract description 47
- 238000007872 degassing Methods 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000000919 ceramic Substances 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 238000012360 testing method Methods 0.000 abstract description 14
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 230000002285 radioactive effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001739 density measurement Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The utility model discloses a kind of novel high-precision Liquid density instruments, including Liquid density instrument body, the Liquid density instrument body interior is provided with time set and CPU microcontrollers, the one side of the Liquid density instrument body connects measurement tank by circuit, the measurement tank is internally provided with ultrasonic wave transmitting circuit and ultrasonic wave receiving circuit, and the inside of the measurement tank is also inlaid with liquid level sensor, the input terminal of the measurement tank connects degassing equipment by water-supply-pipe, the input terminal of the degassing equipment is provided with suction hose, and is provided with water pump on the degassing equipment；It is fixed at by setting fixed measurement tank, and by ultrasonic wave transmitting circuit and ultrasonic wave receiving circuit in measurement tank, is measured before need not measuring every time, reduce the error of measurement, and it is time saving and energy saving；Testing liquid is evacuated in degassing equipment by water pump and removes bubble, is then transferred in measurement tank and measures again so that the precision of measurement greatly improves, and safe operation.
Description
Technical field
The utility model is related to a kind of Liquid density instrument, more particularly to a kind of novel high-precision Liquid density instrument.
Background technology
With economic and science and technology continuous development, industrial automation has obtained very fast development, while has driven electricity
The development of sub- measurement technology and sensor technology.Liquid density instrument is industrial pith, and density measure is towards high-precision
Degree, the direction of high speed are developed, a kind of to need to take testing liquid in current existing mainstream fluid density test method
Sample, the method heavy workload, complicated for operation, measuring speed are possible to because dangerous liquid misoperation slowly and in sampling process
And accident occurs, and the order of accuarcy sampled influences measurement result；Another method is to be measured using radioactive ray,
Radioactive ray is received after penetrating certain thickness liquid sample by ray detector, sample to the uptake of ray with
The density of testing liquid is related, thus obtains the density of testing liquid, and the method has higher precision.
But when being measured using radioactive ray, due to not having to sample, typically directly by ultrasonic wave transmitting circuit and
Ultrasonic wave receiving circuit, which is put into liquid, to be measured, but the vessel for often holding liquid are irregular, also need to survey before measurement
The distance between two ultrasonic circuits of amount not only increase the operation difficulty of operator, also increase the error of measurement；And
In liquid density measurement, generally require to remove in the bubble in liquid, otherwise can influence the measurement of fluid density.
Utility model content
The utility model proposes a kind of novel high-precision Liquid density instruments, solve Liquid density instrument of the prior art
The distance between two ultrasonic circuits of measurement are needed, the error of measurement is increased, but also the bubble in liquid can not be taken off
The problem of removing, influencing measurement result.
In order to solve the above-mentioned technical problem, the utility model provides following technical solution：
A kind of novel high-precision Liquid density instrument of the utility model, including Liquid density instrument body, measurement tank, degassing equipment
And water pump, the Liquid density instrument body interior are provided with time set and CPU microcontrollers, and the Liquid density instrument body
Upper end face is provided with display screen, power switch and starting switch, and the one side of the Liquid density instrument body is inlaid with temperature biography
Sensor, the one side of the Liquid density instrument body connect measurement tank by circuit, and the measurement tank is internally provided with ultrasonic wave hair
Transmit-receive radio road and ultrasonic wave receiving circuit, and the inside of the measurement tank is also inlaid with liquid level sensor, the input of the measurement tank
End connects degassing equipment by water-supply-pipe, and the input terminal of the degassing equipment is provided with suction hose, and is set on the degassing equipment
It is equipped with water pump.
As a kind of optimal technical scheme of the utility model, solenoid valve is provided on the water-supply-pipe.
As a kind of optimal technical scheme of the utility model, the CPU microcontrollers and time set, temperature sensor,
Ultrasonic wave transmitting circuit, ultrasonic wave receiving circuit, liquid level sensor, solenoid valve and display screen are electrically connected.
As a kind of optimal technical scheme of the utility model, the liquid level sensor is located on the side wall of measurement tank, and
Side wall flush with measuring tank.
As a kind of optimal technical scheme of the utility model, the ultrasound wave transmitting circuit and ultrasonic wave receiving circuit are equal
Include a piezoelectric ceramic transducer.
As a kind of optimal technical scheme of the utility model, the degassing equipment uses vacuum deaerator plant.
The advantageous effect that the utility model is reached is：The novel high-precision Liquid density instrument of the utility model passes through setting
Fixed measurement tank, and ultrasonic wave transmitting circuit and ultrasonic wave receiving circuit are fixed in measurement tank, so ultrasonic
The distance of wave transmitting circuit and ultrasonic wave receiving circuit it is known that need not measure every time before measure, reduce the mistake of measurement
Difference, and it is time saving and energy saving；Testing liquid is evacuated in degassing equipment by water pump and removes bubble, be then transferred to again measurement tank in into
Row measurement so that the precision of measurement greatly improves, and safe operation.
Description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
New embodiment for explaining the utility model, does not form the limitation to the utility model together.In the accompanying drawings：
Fig. 1 is a kind of subjective structure diagram of novel high-precision Liquid density instrument of the utility model；
Fig. 2 is a kind of electrical block diagram of novel high-precision Liquid density instrument of the utility model；
In figure：1st, Liquid density instrument body；2nd, tank is measured；3rd, degassing equipment；4th, water pump；5th, time set；6th, CPU monolithics
Machine；7th, display screen；8th, power switch；9th, temperature sensor；10th, ultrasonic wave transmitting circuit；11st, ultrasonic wave receiving circuit；12nd, it is defeated
Water pipe；13rd, suction hose；14th, solenoid valve；15th, starting switch.
Specific embodiment
The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it should be understood that described herein excellent
Embodiment is selected to be only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment 1
As shown in Figs. 1-2, the utility model provides a kind of novel high-precision Liquid density instrument, including Liquid density instrument body
1st, tank 2, degassing equipment 3 and water pump 4, Liquid density instrument body 1 are measured and is internally provided with time set 5 and CPU microcontrollers 6, and
The upper end face of Liquid density instrument body 1 is provided with display screen 7, power switch 8 and starting switch 15, Liquid density instrument body 1
One side be inlaid with temperature sensor 9, the one side of Liquid density instrument body 1 connects measurement tank 2 by circuit, measures inside tank 2
Ultrasonic wave transmitting circuit 10 and ultrasonic wave receiving circuit 11 are provided with, and the inside for measuring tank 2 is also inlaid with liquid level sensor, surveys
The input terminal of measuring tank 2 connects degassing equipment 3 by water-supply-pipe 12, and the input terminal of degassing equipment 3 is provided with suction hose 13, and deaerates
Water pump 4 is provided in equipment 3.
Solenoid valve 14 is provided on water-supply-pipe 12, facilitates control testing liquid disengaging measurement tank 2.
CPU microcontrollers 6 and time set 5, temperature sensor 9, ultrasonic wave transmitting circuit 10, ultrasonic wave receiving circuit 11,
Liquid level sensor, solenoid valve 14 and display screen 7 are electrically connected.
Liquid level sensor is located on the side wall of measurement tank 2, and the side wall flush with measuring tank 2.
Ultrasonic wave transmitting circuit 10 and ultrasonic wave receiving circuit 11 include a piezoelectric ceramic transducer, and piezoelectric ceramics turns
Parallel operation has accurate, sensitive characteristic, can more accurately measure the density of testing liquid
Degassing equipment 3 uses vacuum deaerator plant, avoids using the temperature for changing testing liquid during steam degassing equipment, shadow
Ring the accuracy of measurement.
Specifically, in use, suction hose 13 is inserted into testing liquid, testing liquid sucking is deaerated and set by opening water pump 4
In standby 3, degassing equipment 3 removes the bubble in testing liquid, turns on the power switch 8 pairs of Liquid density instrument bodies 1 and preheats,
According to the reservoir volume of measurement tank 2, the preset value of liquid level sensor is set by display screen 7, then manual unlocking solenoid valve 14,
The testing liquid for removing bubble is imported in measurement tank 2, during the preset value of liquid level sensor to be achieved, CPU microcontrollers 6 control electricity
Magnet valve 14 is closed, and is then on switch 15, and ultrasonic wave transmitting circuit 10 sends ultrasonic wave, with this simultaneously, time set 5 into
Row timing, when ultrasonic wave receiving circuit 11 receives ultrasonic wave, time set 5 stops timing, and passes information to CPU monolithics
Machine 6, CPU microcontrollers 6 draw propagation according to the distance between ultrasonic wave transmit-receive radio road 10 and ultrasonic wave receiving circuit 11 and time
Speed, according to Principles of Acoustics, spread speed of the sound wave in different medium density is different, and Media density is bigger, sonic transmissions speed
Degree is faster, draws the density of testing liquid, and the density of testing liquid is included on display screen 7, is convenient for people to observe.
The novel high-precision Liquid density instrument of the utility model is emitted ultrasonic wave by setting fixed measurement tank
Circuit and ultrasonic wave receiving circuit are fixed in measurement tank, thus ultrasonic wave transmitting circuit and ultrasonic wave receiving circuit away from
From measuring before it is known that need not measure every time, the error of measurement is reduced, and it is time saving and energy saving；It will be to be measured by water pump
Liquid, which is evacuated in degassing equipment, removes bubble, is then transferred in measurement tank and measures again so that and the precision of measurement greatly improves,
And safe operation.
Finally it should be noted that：The above is only the preferred embodiment of the utility model only, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical solution recorded in foregoing embodiments or to which part technical characteristic
Carry out equivalent substitution.Within the spirit and principle of the utility model, any modifications, equivalent replacements and improvements are made,
It should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of novel high-precision Liquid density instrument, including Liquid density instrument body (1), measurement tank (2), degassing equipment (3) and
Water pump (4), which is characterized in that the Liquid density instrument body (1) is internally provided with time set (5) and CPU microcontrollers (6),
And the upper end face of the Liquid density instrument body (1) is provided with display screen (7), power switch (8) and starting switch (15), institute
The one side for stating Liquid density instrument body (1) is inlaid with temperature sensor (9), and the one side of the Liquid density instrument body (1) passes through
Circuit connection measurement tank (2), the measurement tank (2) are internally provided with ultrasonic wave transmitting circuit (10) and ultrasonic wave receiving circuit
(11), and the inside of the measurement tank (2) is also inlaid with liquid level sensor, and the input terminal of the measurement tank (2) passes through water-supply-pipe
(12) degassing equipment (3) is connected, the input terminal of the degassing equipment (3) is provided with suction hose (13), and the degassing equipment (3)
On be provided with water pump (4).
2. a kind of novel high-precision Liquid density instrument according to claim 1, which is characterized in that on the water-supply-pipe (12)
It is provided with solenoid valve (14).
A kind of 3. novel high-precision Liquid density instrument according to claim 2, which is characterized in that the CPU microcontrollers (6)
With time set (5), temperature sensor (9), ultrasonic wave transmitting circuit (10), ultrasonic wave receiving circuit (11), liquid level sensor,
Solenoid valve (14) and display screen (7) are electrically connected.
A kind of 4. novel high-precision Liquid density instrument according to claim 3, which is characterized in that the liquid level sensor position
In measurement tank (2) side wall on, and with measurement tank (2) side wall flush.
A kind of 5. novel high-precision Liquid density instrument according to claim 3, which is characterized in that the ultrasonic wave transmitting electricity
Road (10) and ultrasonic wave receiving circuit (11) include a piezoelectric ceramic transducer.
A kind of 6. novel high-precision Liquid density instrument according to claim 1, which is characterized in that the degassing equipment (3)
Using vacuum deaerator plant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721409635.2U CN207396261U (en) | 2017-10-27 | 2017-10-27 | A kind of novel high-precision Liquid density instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721409635.2U CN207396261U (en) | 2017-10-27 | 2017-10-27 | A kind of novel high-precision Liquid density instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207396261U true CN207396261U (en) | 2018-05-22 |
Family
ID=62327020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721409635.2U Expired - Fee Related CN207396261U (en) | 2017-10-27 | 2017-10-27 | A kind of novel high-precision Liquid density instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207396261U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110567178A (en) * | 2019-09-18 | 2019-12-13 | 中国人民武装警察部队工程大学 | Water-cooled water chilling unit with intake early warning shutdown function |
| CN110954440A (en) * | 2019-12-11 | 2020-04-03 | 安徽省锐凌计量器制造有限公司 | Density liquid level detection device and detection method |
-
2017
- 2017-10-27 CN CN201721409635.2U patent/CN207396261U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110567178A (en) * | 2019-09-18 | 2019-12-13 | 中国人民武装警察部队工程大学 | Water-cooled water chilling unit with intake early warning shutdown function |
| CN110954440A (en) * | 2019-12-11 | 2020-04-03 | 安徽省锐凌计量器制造有限公司 | Density liquid level detection device and detection method |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180522 |