CN209148087U - A kind of liquid chemicals holding vessel liquid level detection device - Google Patents
A kind of liquid chemicals holding vessel liquid level detection device Download PDFInfo
- Publication number
- CN209148087U CN209148087U CN201821019097.0U CN201821019097U CN209148087U CN 209148087 U CN209148087 U CN 209148087U CN 201821019097 U CN201821019097 U CN 201821019097U CN 209148087 U CN209148087 U CN 209148087U
- Authority
- CN
- China
- Prior art keywords
- transmitter
- sensor
- holding vessel
- signal processor
- liquid level
- 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.)
- Active
Links
Landscapes
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The utility model relates to a kind of liquid chemicals holding vessel liquid level detection devices, including display, signal processor, installation ontology and sensor, the sensor and the signal processor are electrically connected, the signal processor and the display are electrically connected, the sensor is installed on the installation ontology, the sensor includes first transmitter, second transmitter and ultrasonic detector, the first transmitter and the second transmitter are connected with the ultrasonic detector respectively, and the sensor passes through signal processor described in cable connection；The first transmitter and the second transmitter are arranged in parallel, and the ultrasonic detector is between the first transmitter and the second transmitter.The utility model is equipped with first transmitter and second transmitter, and the ultrasonic wave by emitting different frequency measures the liquid level of liquid chemicals holding vessel, reduces blind area, and measurement result is more accurate.
Description
Technical field
The utility model relates to technical field of liquid level measurement, and in particular to a kind of liquid chemicals holding vessel level sensing dress
It sets.
Background technique
A large amount of liquid chemicals usually require to store in closed, low temperature and be protected from light in the environment of, liquid chemicals holding vessel
Preferable storage condition can be provided and be widely used.In actual use, since storage tank volume is larger, nontransparent material,
The level gauging of its interior liquid substance acquires a certain degree of difficulty, moreover, liquid chemicals are contaminated in order to prevent, generallys use non-connect
Touch liquidometer measures.Ultrasonic level gage in contact-free level meter is due to its is at low cost, measurement is simple etc.
Be most widely used, however, existing ultrasonic level gage can only emit a kind of ultrasonic wave of frequency, cause measurement accuracy by
It is certain to influence, but also it is easy to produce blind area.
Utility model content
Larger in order to solve the existing liquidometer error for measuring liquid chemicals holding vessel liquid level, there are blind areas
Technical problem, the utility model provide a kind of liquid chemicals holding vessel liquid level detection device.The technical solution of the utility model
It is as follows:
A kind of liquid chemicals holding vessel liquid level detection device, including display, signal processor, installation ontology and sensing
Device, the sensor and the signal processor are electrically connected, and the signal processor and the display are electrically connected, described
Sensor is installed on the installation ontology, and the sensor includes first transmitter, second transmitter and ultrasonic detector, institute
It states first transmitter and the second transmitter is connected with the ultrasonic detector respectively, the sensor passes through cable connection institute
State signal processor；The first transmitter and the second transmitter are arranged in parallel, and the ultrasonic detector is located at described the
Between one transmitter and the second transmitter.
Further, the sensor further includes temperature sensor.Temperature sensor is used to measure the temperature in holding vessel.
Further, temperature correction module is equipped in the signal processor.Temperature sensor is by the temperature information of measurement
It is sent to signal processor, temperature correction module carries out temperature correction, avoids because temperature change makes liquid chemical in holding vessel
Product change in physical generates error so as to cause the liquid level of measurement.
Further, the sensor is externally provided with demister screen, and the demister screen is PET material.When liquid chemicals are to wave
When volatile material, be easy to generate steam or mist in sensor outer surface, influence measurement result, demister screen can effectively prevent steam or
Mist is assembled in sensor surface.
Further, the demister screen is threadedly coupled with the installation ontology, and the demister screen bottom and the installation are originally
The contact site of body is equipped with seal washer.The installation and removal for being convenient for demister screen are threadedly coupled, seal washer can effectively prevent storage
The steam deposited in tank enters.
The beneficial effects of the utility model are as follows: the utility model is equipped with first transmitter and second transmitter, passes through hair
The ultrasonic wave for penetrating different frequency measures the liquid level of liquid chemicals holding vessel, reduces blind area, and measurement result is more accurate；
First transmitter and second transmitter are arranged in parallel, and respectively emit ultrasonic wave downward, do not generate interference mutually, reduce error.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model liquid chemicals holding vessel liquid level detection device；
In figure: 1- display, 2- signal processor, 3- installation ontology, 4- first transmitter, 5- second transmitter,
6- ultrasonic detector, 7- demister screen, 8- seal washer, 9- storage tank body.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model 1, to the technical scheme in the embodiment of the utility model into
Row clearly and completely describes, it is clear that and the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.
A kind of liquid chemicals holding vessel liquid level detection device, including display 1, signal processor 2, installation 3 and of ontology
Sensor, the sensor and the signal processor 2 are electrically connected, and the signal processor 2 electrically connects with the display 1
It connects, the sensor is installed on the installation ontology 3, and the sensor includes first transmitter 4, second transmitter 5 and surpasses
Detector of sound 6, the first transmitter 4 and the second transmitter 5 are connected with the ultrasonic detector 6 respectively, the sensing
Device passes through signal processor 2 described in cable connection；The first transmitter 4 and the second transmitter 5 are arranged in parallel, described
Ultrasonic detector 6 is between the first transmitter 4 and the second transmitter 5.
Further, the sensor further includes temperature sensor.Temperature sensor is used to measure the temperature in holding vessel.
Further, temperature correction module is equipped in the signal processor 2.Temperature sensor is by the temperature information of measurement
It is sent to signal processor 2, temperature correction module carries out temperature correction, avoids because temperature change makes liquid chemical in holding vessel
Product change in physical generates error so as to cause the liquid level of measurement.
Further, the sensor is externally provided with demister screen 7, and the demister screen 7 is PET material.When liquid chemicals are
When volatile materials, it is easy to generate steam or mist in sensor outer surface, influences measurement result, demister screen 7 can effectively prevent steaming
Vapour or mist are assembled in sensor surface.
Further, the demister screen 7 is threadedly coupled with the installation ontology 3,7 bottom of demister screen and the peace
The contact site for filling ontology 3 is equipped with seal washer 8.The installation and removal for being convenient for demister screen 7 are threadedly coupled, seal washer 8 can have
Effect prevents the steam in holding vessel from entering.
Working principle: the utility model is equipped with first transmitter 4 and second transmitter 5, and first transmitter 4 first emits low
Frequency ultrasonic, ultrasonic detector 6 receive its signal, are sent to signal processor 2 and are calculated；Then second transmitter 5
Emit high-frequency ultrasonic, ultrasonic detector 6 receives signal again, is sent to signal processor 2 and calculated；Signal processing
The liquid level that center is handled two signals is reacted on display 1, so that people check or refer to.
The beneficial effects of the utility model are as follows: the utility model is equipped with first transmitter 4 and second transmitter 5, passes through
The ultrasonic wave of transmitting different frequency measures the liquid level of liquid chemicals holding vessel, reduces blind area, and measurement result is more quasi-
Really；First transmitter 4 and second transmitter 5 are arranged in parallel, and respectively emit ultrasonic wave downward, do not generate interference mutually, reduce and miss
Difference.
It should be noted that the connection type of display 1, signal processor 2 and sensor is the prior art, the application is simultaneously
It is not related to the improvement of these connection types, is not related to 2 internal circuit of signal processor or the improvement at other positions yet.
The above is preferred embodiments of the present invention, is not restricted to the utility model.To art technology
For personnel, the several improvements and modifications made without departing from the principle of the present invention also should be regarded as protection of the invention
Range.
Claims (5)
1. a kind of liquid chemicals holding vessel liquid level detection device, including display, signal processor, installation ontology and sensing
Device, the sensor and the signal processor are electrically connected, and the signal processor and the display are electrically connected, described
Sensor is installed on the installation ontology, it is characterised in that: the sensor includes first transmitter, second transmitter and surpasses
Detector of sound, the first transmitter and the second transmitter are connected with the ultrasonic detector respectively, and the sensor is logical
Cross signal processor described in cable connection；The first transmitter and the second transmitter are arranged in parallel, the supersonic sounding
Device is between the first transmitter and the second transmitter.
2. a kind of liquid chemicals holding vessel liquid level detection device according to claim 1, it is characterised in that: the sensing
Device further includes temperature sensor.
3. a kind of liquid chemicals holding vessel liquid level detection device according to claim 2, it is characterised in that: the signal
Temperature correction module is equipped in processor.
4. a kind of liquid chemicals holding vessel liquid level detection device according to claim 1, it is characterised in that: the sensing
Device is externally provided with demister screen, and the demister screen is PET material.
5. a kind of liquid chemicals holding vessel liquid level detection device according to claim 4, it is characterised in that: described antifog
Cover is threadedly coupled with the installation ontology, and the contact site of the demister screen bottom and the installation ontology is equipped with seal washer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821019097.0U CN209148087U (en) | 2018-06-28 | 2018-06-28 | A kind of liquid chemicals holding vessel liquid level detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821019097.0U CN209148087U (en) | 2018-06-28 | 2018-06-28 | A kind of liquid chemicals holding vessel liquid level detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209148087U true CN209148087U (en) | 2019-07-23 |
Family
ID=67264919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821019097.0U Active CN209148087U (en) | 2018-06-28 | 2018-06-28 | A kind of liquid chemicals holding vessel liquid level detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209148087U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111307251A (en) * | 2019-11-29 | 2020-06-19 | 河北工程大学 | Deep well water level detector |
-
2018
- 2018-06-28 CN CN201821019097.0U patent/CN209148087U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111307251A (en) * | 2019-11-29 | 2020-06-19 | 河北工程大学 | Deep well water level detector |
| CN111307251B (en) * | 2019-11-29 | 2021-06-22 | 河北工程大学 | Deep well water level detector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203224277U (en) | Radar charge level indicator system | |
| CN202916242U (en) | Flow pattern online monitoring device for gas-liquid two-phase flow | |
| US20130054159A1 (en) | Wireless tank level monitoring system | |
| CN207502965U (en) | Plant protection unmanned aerial vehicle liquid medicine liquid measure monitoring system | |
| CN207215243U (en) | A kind of liquid level emasuring device based on ultrasonic wave | |
| US6429447B1 (en) | Fluid level indicator | |
| CN104183155A (en) | Device for detecting parking space in parking lot and detection method | |
| CN105181997A (en) | Non-contact ultrasonic flow velocity meter and non-contact flow velocity detection method | |
| RU2015149258A (en) | DEVICE AND METHOD FOR DETECTION AND ANALYSIS OF DEPOSITS | |
| Adsul et al. | Development of leakage detection system | |
| CN209148087U (en) | A kind of liquid chemicals holding vessel liquid level detection device | |
| CN203037314U (en) | Ultrasonic wave liquid level measurement device | |
| CN207499824U (en) | A kind of slurry tank liquid level detection device | |
| CN203519112U (en) | High-precision distance-measurement ultrasonic liquid level gauge based on time delay method | |
| CN205607488U (en) | Liquid level monitoring device | |
| CN108344465A (en) | Method and device for measuring liquid level based on liquid temperature | |
| Milosavljević et al. | Implementation of low cost liquid level sensor (LLS) using embedded system with integrated capacitive sensing module | |
| CN108114344A (en) | A kind of infusion bag liquid level intelligent measurement and warning device and method | |
| CN207395852U (en) | For the Integral ultrasonic liquid level gauge of underground pipe network water level non-contact measurement | |
| CN2643294Y (en) | Capacitor type liquid level sensor | |
| US5698775A (en) | Device for locating the position of the separation between two mediums, and a receptacle and a detection process employing the device | |
| CN206450291U (en) | Capacitance type sensor liquid level detection device | |
| CN207946138U (en) | A kind of external-placed type supersonic liquid level measuring device based on ARM | |
| CN207528294U (en) | A kind of liquid level emasuring device | |
| CN206479231U (en) | GPRS integral type ultrasonic level gages |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |