CN206132172U - Digit type oil level measuring device - Google Patents
Digit type oil level measuring device Download PDFInfo
- Publication number
- CN206132172U CN206132172U CN201621024328.8U CN201621024328U CN206132172U CN 206132172 U CN206132172 U CN 206132172U CN 201621024328 U CN201621024328 U CN 201621024328U CN 206132172 U CN206132172 U CN 206132172U
- Authority
- CN
- China
- Prior art keywords
- oil level
- measuring device
- level measuring
- type oil
- numeric type
- 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.)
- Expired - Fee Related
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- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The utility model discloses a digit type oil level measuring device for the measurement of oil level in the oil tank, it includes hall probe and power cord and data line, and this hall probe one end is the monitoring end, and the other end be the link, and this link passes through hexagonal piece flange joint power cord and data line, and this data line connects gradually signal conditioning circuit and feeds back output circuit, and an output circuit and a host computer should be fed back and wireless or wire communication was carried out, hall probe is vertical set up in in the oil tank, acquire the oil level signal in the oil tank to, uploads oil level signal to the host computer by feedback output circuit signal conditioning circuit after handling by the data line. The utility model discloses a digit type oil level measuring device is the non -contact detector, and no moving part does not have wearing and tearing, and is safe durable longe -lived, debugging and installation are simple, can be accurate record the real -time oil level in the oil tank.
Description
Technical field
The utility model particularly relates to a kind of numeric type oil measured to oil level in fuel tank about a kind of measurement apparatus
Level measuring arrangement.
Background technology
Oil-level measurement is one of the important content in Detection ＆ Controling field, and wherein oil level measuring device is even more and is widely used in
In industrial production.The operation principle of oil level measuring device is：When oil level changes, the sensing element in liquid level sensor will be produced
The corresponding electric signal output of life, to the signal real-time sampling and data processing are carried out, and just can obtain the height of current oil level change
Angle value, the liquid level data after process can be transmitted to host computer by feedback circuit.Liquid level emasuring device of the prior art leads to
Frequently with the measurement of contact flexible member, torsion guard system adopts contact-type detection, realizes mechanical displacement to electric signal
Transformation.Adopt in this way, in measurement process, displacement transducer often exist mechanical wear, easily affected by extraneous vibration, essence
Spend the shortcomings such as low, short life.In the process of moving, oil level constantly declines automobile, for avoid oil level drop to limit and
Not refueling in advance affects running car, it is necessary to provide a kind of measurement apparatus that can accurately monitor oil level.
Utility model content
In view of this, main purpose of the present utility model is that offer is a kind of carries out non-cpntact measurement to oil level in fuel tank
Numeric type oil level measuring device.
To reach above-mentioned purpose, the utility model provides a kind of numeric type oil level measuring device, for oil level in fuel tank
Measurement, it includes hall probe and power line and data wire, and the hall probe one end is monitoring side, and the other end is connection end, should
Connection end connects power line and data wire by hexagonal part flange, and the data wire is sequentially connected signal conditioning circuit and feedback output
Circuit, the feedback output circuit is wirelessly or non-wirelessly communicated with a host computer, and the hall probe is vertically arranged at the oil
In case, the oil level signal in fuel tank is obtained, and exported oil level signal by feedback Jing after signal conditioning circuit process by data wire
Circuit is uploaded to host computer.
The power line includes electrode line and negative line, and the data wire includes the first DOL Data Output Line of digital output
With the second DOL Data Output Line.
The monitoring side is provided with the liquid level upper limit monitor and liquid level lower limit monitoring for monitoring oil level upper and lower bound respectively
Device.
The signal conditioning circuit is connected with warning circuit.
LED display lamps, including red, green, yellow display lamp are provided with the top of the connection end, indicate respectively that oil level is in lower limit
Below, between the upper limit and lower limit and more than the upper limit.
The numeric type oil level measuring device supply voltage is direct current 10v～30v.
Self- recoverage safeties are installed in the negative line.
The signal conditioning circuit is connected with liquid crystal display circuit.
Numeric type oil level measuring device of the present utility model is non-contact probe, and movement-less part is safe resistance to without abrasion
Use life-span length；Debugging and installation are simple, can accurately measure the real-time oil level in fuel tank.
Description of the drawings
Fig. 1 is the structural representation of the utility model numeric type oil level measuring device；
Fig. 2 is the utility model numeric type oil level measuring device use state schematic diagram.
Specific embodiment
It is new below in conjunction with this practicality to make purpose, technical scheme and the advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, is clearly and completely described, it is clear that retouched to the technical scheme in the utility model embodiment
The embodiment stated is a part of preferred embodiment of the utility model, rather than the embodiment of whole.Generally retouch in accompanying drawing herein
The component of the utility model embodiment stated and illustrate can be arranged and designed with a variety of configurations.Therefore, it is right below
The detailed description of the embodiment of the present utility model for providing in the accompanying drawings is not intended to limit claimed of the present utility model
Scope, but it is merely representative of selected embodiment of the present utility model.Based on the embodiment in the utility model, the common skill in this area
The every other embodiment that art personnel are obtained under the premise of creative work is not made, belongs to the utility model protection
Scope.
As shown in figure 1, numeric type oil level measuring device of the present utility model is used for the measurement of fuel level in tank, the numeric type oil
Level measuring arrangement includes hall probe 1 and power line and data wire, and the power line and data wire are bound together with insulation tube, and
Hall probe 1 is connected by hexagonal part flange 4, the data wire is sequentially connected signal conditioning circuit 5 and feedback output circuit 6, should
Feedback output circuit 6 is wirelessly or non-wirelessly communicated with host computer 7.The hall probe 1 is vertically arranged in fuel tank, obtains oil level
Signal, and be transmitted by data wire.
Hall probe 1 in the utility model includes Stainless Steel Shell, and its one end is monitoring side 10, and the other end is connection end
11, the side of connection end 11 connects power line and data wire by hexagonal part flange 4, and wherein power line includes electrode line 20 and bears
Polar curve 21, usual electrode line 20 represents that negative line 21 is represented with black with redness.Data wire in the utility model includes first
The DOL Data Output Line 31 of DOL Data Output Line 30 and second, usual first DOL Data Output Line 30 represents with blueness, the second DOL Data Output Line
31 are represented with white.Wherein the first DOL Data Output Line 30 and the second DOL Data Output Line 31 are all connected with the input of signal conditioning circuit 5
End, the output end of the signal conditioning circuit 5 is wirelessly or non-wirelessly communicated by feedback output circuit 6 with host computer 7.
The monitoring side 10 of the hall probe 1 in the utility model is provided with liquid level upper limit monitor 100 and liquid level lower limit prison
Device 101 is surveyed, is respectively used to monitor the upper and lower bound of liquid level.
Numeric type oil level measuring device of the present utility model when installing and using, first with hole making drill in the installation position of container
Perforate is put, and removes the metal fillings of surrounding in other debris；Smeared around perforate using the neutral density glass glue of sealing, area
Approximately equal to gasket seal size.Smeared on O-ring set using the neutral density glass glue of sealing, by O-ring set from suddenly
You are enclosed within upwards in the annular groove below the hexagonal part flange of sensor the bottom of probe；Using the neutral density glass glue of sealing
Smear on gasket seal, have the one of glue facing to flange, gasket seal is adhesively fixed with flange, and be directed at perforated container will
Flange is fixed flange with container using dovetail screw by entering.Hall probe is vertically put in container, and Hall is visited
In the connection end side insertion flange mounting hole of head, make to screw up with a wrench.Now power line is connected into power supply, then by data wire
Connection host computer.Fig. 2 show the use state schematic diagram of numeric type oil level measuring device.
Hall probe 1 in the utility model is located to be had in fuel tank, obtains the liquid level signal in fuel tank, and by oil level signal
By data line transfer to signal conditioning circuit 5, signal conditioning circuit 5 is carried out using simultaneously data processing to oil level signal, is realized
Measurement to oil level displacement.Oil level data are carried out high accuracy feedback output by the feedback output circuit 6, and being adopted with bus mode has
Line mode is wirelessly transmitted to host computer 7.
Signal conditioning circuit 5 in the utility model is also associated with warning circuit 50, when liquid level is located in liquid level in fuel tank
When limit detector positions or liquid level lower limit detector positions, alarm signal is sent, and liquid level information now is uploaded to upper
Machine, while the top of the connection end 11 of hall probe 1 is additionally provided with LED display lamp (not shown), including red, green, yellow display lamp,
Coordinate warning circuit, When lit, represent oil level below lower limit, between the upper limit and lower limit and more than the upper limit respectively.Signal
Modulate circuit 5 is also associated with liquid crystal display circuit 51, for showing oil level information in real time.
Numeric type oil level measuring device power supply of the present utility model can adopt ± 24v direct currents, and on negative pole simultaneously
Self- recoverage safeties are installed.
The parameter of the utility model numeric type oil level measuring device is as follows：
1. detection range：200mm-1000mm
2. output accuracy：0.5-1.0%
3. rapier heatproof：-30℃+180℃
4. operating temperature：-20℃+80℃
5. output signal：0-5V (three-wire system)
6. power supply：DC10V～30V (24V power supply types).
Numeric type oil level measuring device of the present utility model has the characteristics that：
1. sensor housing adopt the stainless steel making of high-quality, it is compact without movable detection part global design, Measurement portion without appoint
What movable and elastic components and parts, have the advantages that it is anti-fall from high altitude, drop resistant is beaten, anti-vibration；
2. output signal can be with liquid level change without gradient consecutive variations；
3. sensor adopts space flight level components and parts, total digitalization collection, process.For the sensor of numeral output is a
Complete digital sensor；
4. sensor solves in design the impact of temperature and different measured mediums to sensor accuracy, and sensor is fitted
Should be in the measurement of differing dielectric constant material, sensor has the ability of calibration automatic identification measured medium automatically, measured medium
(different model oil product, different regions oil product) sensor can be compensated with automatic identification when changing, it is achieved thereby that sensor
High-intelligentization；
5. supply voltage is adapted to the market demand, power supply voltage range 10-30V；
6. sensor Overall Power Consumption is only 25mw (12V), can be with long-term work in battery power supply system；
7. sensor has high antijamming capability, and tolerable human body, high-power talk back equipment, high-power electric appliance are opened
Stop and high-voltage impact；
8. sensor has high resolution ratio, and during 1 meter long of sensor detection water, its resolution ratio can reach 5PPM.
Its resolution ratio can reach 25PPM during measurement diesel oil；
9. the problem that sensor increases sharply without the small-range interval error that other class individual sensors are present.
The above, preferred embodiment only of the present utility model is not intended to limit protection of the present utility model
Scope.
Claims (8)
1. a kind of numeric type oil level measuring device, for the measurement of oil level in fuel tank, it is characterised in that it include hall probe and
Power line and data wire, the hall probe one end is monitoring side, and the other end is connection end, and the connection end is connected by hexagonal part flange
Connect power line and data wire, the data wire is sequentially connected signal conditioning circuit and feedback output circuit, the feedback output circuit with
One host computer is wirelessly or non-wirelessly communicated, and the hall probe is vertically arranged in the fuel tank, obtains the oil level in fuel tank
Signal, and oil level signal is uploaded to into host computer Jing after signal conditioning circuit process by feedback output circuit by data wire.
2. numeric type oil level measuring device as claimed in claim 1, it is characterised in that the power line includes electrode line and negative
Polar curve, the data wire includes first DOL Data Output Line and the second DOL Data Output Line of digital output.
3. numeric type oil level measuring device as claimed in claim 1, it is characterised in that the monitoring side is provided with monitors respectively
The liquid level upper limit monitor and liquid level lower limit monitor of oil level upper and lower bound.
4. numeric type oil level measuring device as claimed in claim 3, it is characterised in that the signal conditioning circuit is connected with report
Alert circuit.
5. the numeric type oil level measuring device as described in claim 3 or 4, it is characterised in that be provided with the top of the connection end
LED display lamps, including red, green, yellow display lamp, indicate respectively oil level below the lower limit, between the upper limit and lower limit and the upper limit with
On.
6. numeric type oil level measuring device as claimed in claim 1, it is characterised in that the numeric type oil level measuring device is supplied
Piezoelectric voltage is direct current 10v～30v.
7. numeric type oil level measuring device as claimed in claim 2, it is characterised in that self- recoverage is installed in the negative line and is protected
Dangerous device.
8. numeric type oil level measuring device as claimed in claim 1, it is characterised in that the signal conditioning circuit is connected with liquid
Brilliant display circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621024328.8U CN206132172U (en) | 2016-08-31 | 2016-08-31 | Digit type oil level measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621024328.8U CN206132172U (en) | 2016-08-31 | 2016-08-31 | Digit type oil level measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206132172U true CN206132172U (en) | 2017-04-26 |
Family
ID=58567547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621024328.8U Expired - Fee Related CN206132172U (en) | 2016-08-31 | 2016-08-31 | Digit type oil level measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206132172U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108871494A (en) * | 2018-08-29 | 2018-11-23 | 南京智鹤电子科技有限公司 | oil level measuring device |
-
2016
- 2016-08-31 CN CN201621024328.8U patent/CN206132172U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108871494A (en) * | 2018-08-29 | 2018-11-23 | 南京智鹤电子科技有限公司 | oil level measuring device |
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Legal Events
| 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: 20170426 Termination date: 20200831 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |