CN109870387A - It is a kind of for detecting the detection device of oil density - Google Patents
It is a kind of for detecting the detection device of oil density Download PDFInfo
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- CN109870387A CN109870387A CN201711261362.6A CN201711261362A CN109870387A CN 109870387 A CN109870387 A CN 109870387A CN 201711261362 A CN201711261362 A CN 201711261362A CN 109870387 A CN109870387 A CN 109870387A
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- detection
- detection pipe
- density
- telescopic rod
- electric telescopic
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Abstract
The invention discloses a kind of for detecting the detection device of oil density, including pipeline, detection pipe and detection case, the bottom end communication with detection pipe of pipeline, the tube wall side of detection pipe is welded with detection case, the connectivity part of pipeline and detection pipe is equipped with solenoid valve, mobile plug is placed in detection pipe, gravity sensor is installed in mobile plug, and the lower inside of detection pipe is welded with gasket ring, pulse button is installed on gasket ring, the inner bottom of detection pipe is equipped with electric telescopic rod, density display is inlaid on the outside of detection case, the inside of detection case is equipped with PLC controller and supplying cell；Detection device of the invention induces the weight of petroleum in detection pipe by gravity sensor, and it is transferred to PLC controller, it is set to complete ρ=Μ/V calculating process in PLC controller, and send the density value calculated to density display, the detection to density is completed during the output of petroleum, avoids influence of the temperature to testing result.
Description
Technical field
It is the present invention relates to a kind of device for detecting density, in particular to a kind of for detecting the detection device of oil density, belong to
In oil density detection technique field.
Background technique
The ingredient of crude oil mainly has: oily (this is its main component), colloid (a kind of semi-solid material of viscosity), pitch
Matter (crineous or black brittle solid substance), carbonaceous (a kind of nonhydrocarbon).Petroleum is mixed based on hydrocarbon
Made of conjunction, flammable oily liquid with special odor, coloured.Natural gas is based on gaseous hydrocarbon
Various gas compositions, inflammability mixed gas with special odor, colourless.Dividing the work in entire petroleum system is also
Thinner: the chemical substance of petroleum is constituted, can be decomposed with distillation.Product of the crude oil as processing, there is kerosene, benzene, gasoline, stone
Wax, pitch etc..Strictly speaking, the hydro carbons that petroleum is constituted using hydrogen and carbon is main component.The smallest 4 kinds of hydrocarbon of molecular weight, Quan Doushi
Coal gas.
It in petrochemical industry, needs to detect the density used, still, existing petroleum detection device is main
It is to be detected by petroleum densitmeter, that is, a small amount of sample is taken to be detected, since the density of petroleum is by its own temperature shadow
It rings, temperature is high, and for density with regard to small, temperature is low, and density is with regard to big, and therefore, carrying out sample detecting using petroleum densitmeter can not also originally
The temperature of body, testing result are unfavorable for using there are error.
Summary of the invention
The invention proposes a kind of for detecting the detection device of oil density, solves close using petroleum in the prior art
Degree meter, which carries out sample detecting, can not restore the temperature of itself, and testing result has error.
In order to solve the above-mentioned technical problems, the present invention provides the following technical solutions:
The present invention is a kind of for detecting the detection device of oil density, including pipeline, detection pipe and detection case, the pipeline
Two sides be welded with flange, the bottom end communication with detection pipe of the pipeline, the tube wall side of the detection pipe is welded with detection case, institute
The connectivity part for stating pipeline and detection pipe is equipped with solenoid valve, and mobile plug moving up and down is placed in the detection pipe, described
Gravity sensor is installed in mobile plug, and the lower inside of the detection pipe is welded with gasket ring, is equipped with arteries and veins on the gasket ring
Button is rushed, the inner bottom of the detection pipe is equipped with electric telescopic rod, density display is inlaid on the outside of the detection case,
Battery button and indicator knob are installed, the inside of the detection case is equipped with PLC control below the density display
Device and supplying cell, the supplying cell by conducting wire Connection Density display, PLC controller and electric telescopic rod, and its with
Battery button is in series on the connection circuit of the PLC controller and electric telescopic rod, the indicator knob passes through conducting wire string
It is associated on the connection circuit of supplying cell and density display, the gravity sensor connects PLC by conducting wire with pulse button
Controller, the PLC controller connect solenoid valve, density display and electric telescopic rod by conducting wire.
As a preferred technical solution of the present invention, the side of the detection case is provided with charging interface, the charging
Interface connects supplying cell by conducting wire.
As a preferred technical solution of the present invention, the telescopic rod that the interior diameter of the gasket ring is greater than electric telescopic rod is straight
Diameter, and the sum of height of length and mobile plug when electric telescopic rod elongation is equal to the length of detection pipe.
As a preferred technical solution of the present invention, the upper surface of the mobile plug is made of flexible material, diameter
It is equal with the interior diameter of the detection pipe.
As a preferred technical solution of the present invention, waterproof is mounted on the outside of the electric telescopic rod and pulse button
Shell.
The beneficial effects obtained by the present invention are as follows being: pipeline can be directly installed on by detection device of the invention by flange
On the output channel of petroleum, the petroleum on output channel is made to enter detection pipe, gravity sensor induces petroleum in detection pipe
Weight, and it is transferred to PLC controller, so that it is completed ρ=Μ/V calculating process in the delivery unit of PLC controller,
And the density value calculated is sent to density display by the output unit of PLC controller, make to show petroleum thereon
Density, detection to its own density is completed during the output of petroleum, avoids its own temperature to testing result
It influences, testing result is accurate, is easy to use and promotes.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is subjective structural schematic diagram of the invention；
Fig. 2 is schematic diagram of internal structure of the invention；
Fig. 3 is detection pipe inner bottom enlarged structure schematic diagram of the invention；
In figure: 1, pipeline；2, flange；3, detection pipe；4, solenoid valve；5, detection case；6, density display；7, battery is pressed
Button；8, indicator knob；9, charging interface；10, mobile plug；11, gravity sensor；12, gasket ring；13, pulse button；14, electric
Dynamic telescopic rod；15, PLC controller；16, supplying cell.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
Embodiment 1
As shown in Figure 1-3, the present invention provide it is a kind of for detecting the detection device of oil density, including pipeline 1, detection pipe
3 and detection case 5, the two sides of pipeline 1 are welded with flange 2, the bottom end communication with detection pipe 3 of pipeline 1, the tube wall side weldering of detection pipe 3
It is connected to detection case 5, the connectivity part of pipeline 1 and detection pipe 3 is equipped with solenoid valve 4, and shifting moving up and down is placed in detection pipe 3
Dynamic plug 10, is equipped with gravity sensor 11 in mobile plug 10, and the lower inside of detection pipe 3 is welded with gasket ring 12, on gasket ring 12
Pulse button 13 is installed, the inner bottom of detection pipe 3 is equipped with electric telescopic rod 14, and the outside of detection case 5 is inlaid with density
Display 6, the lower section of density display 6 are equipped with battery button 7 and indicator knob 8, and the inside of detection case 5 is equipped with PLC
Controller 15 and supplying cell 16, supplying cell 16 pass through conducting wire Connection Density display 6, PLC controller 15 and electric expansion
Bar 14, and it leads to battery button 7, indicator knob 8 is in series on the connection circuit of PLC controller 15 and electric telescopic rod 14
It crosses conducting wire to be connected on the connection circuit of supplying cell 16 and density display 6, gravity sensor 11 and pulse button 13 pass through
Conducting wire connects PLC controller 15, and PLC controller 15 connects solenoid valve 4, density display 6 and electric telescopic rod 14 by conducting wire.
The side of detection case 5 is provided with charging interface 9, and charging interface 9 connects supplying cell 16 by conducting wire, in order to even
Adapter or power supply are connect, is charged to supplying cell 16.
The interior diameter of gasket ring 12 is greater than the flexible shank diameter of electric telescopic rod 14, in order to the telescopic rod of electric telescopic rod 14
The sum of length and height of mobile plug 10 across gasket ring 12, and when the elongation of electric telescopic rod 14 are equal to the length of detection pipe 2, with
When convenient for the elongation of electric telescopic rod 14, move up mobile plug 10, and then return to the petroleum in detection pipe 3 in pipeline 1.
The upper surface of mobile plug 10 is made of flexible material, has elasticity, in the gravity by petroleum, can generate shape
Become, in order to which the gravity sensor 11 in mobile plug 10 experiences gravity, and then detected the gravity of petroleum, i.e. the weight of petroleum
Amount, diameter is equal with the interior diameter of detection pipe 3, stone when due to preventing mobile plug 10 from moving up and down in detection pipe 3 thereon
Oil enters 3 bottom of detection pipe from its crack between detection pipe 3, and then the real volume of petroleum is caused to increase, and detects not just
True situation occurs.
It is mounted on waterproof case on the outside of electric telescopic rod 14 and pulse button 13, there is waterproof action, to prevent petroleum
Its their influence.
Specifically, pipeline 1 is directly installed on the output channel of petroleum by flange, battery button 7 and display are pressed
Device button 8 is connected the circuit between supplying cell 16 and density display 6, PLC controller 15 and electric telescopic rod 14, makes
Density display 6, PLC controller 15 and electric telescopic rod 14 are powered, and have petroleum to pass through in pipeline 1, petroleum enters detection pipe 3
In, since petroleum has certain gravity, mobile plug 10 in detection pipe 3 can be made to move down, while to the gravity sensor in it
11 certain pressure, when mobile plug 10 is moved on gasket ring 12, standing is motionless, and presses the pulse button on gasket ring 12
13, at this moment pulse button 13 gives one pulse signal of PLC controller, makes its control unit transmission control command to solenoid valve 4, makes
For a period of time, at this moment, gravity sensor 11 incudes correct gravitational cue in detection pipe 3 to 4 temporary close of solenoid valve, sends to
PLC controller 15, the gravitational cue received by programmed preset due to PLC controller 15 is divided by gasket ring 12 in detection pipe 3
Bulking value in this section of pipe in side, the density value drawn send density display 6 to by output unit, and therefore, at this moment PLC is controlled
ρ=Μ/V calculating process is completed in the delivery unit of device 15 processed, and will be calculated by the output unit of PLC controller 15
Density value sends density display 6 to, makes the density for showing petroleum thereon, as correct oil density, a period of time
Afterwards, solenoid valve 4 automatically opens, meanwhile, PLC controller 15 controls electric telescopic rod 14 and extends, and withstands the mobile plug on gasket ring 12
10, it moves it up, the petroleum that will test in pipe 3 squeezes out, and it returns to petroleum in pipeline 1, is conveyed, later, PLC control
Device 15 controls solenoid valve 4 and is closed, and electric telescopic rod 14 resets, and the whole process to oil density detection can be completed.
Pipeline 1 can be directly installed on the output channel of petroleum by detection device of the invention by flange 2, make to export
Petroleum on pipeline enters detection pipe 3, and gravity sensor 11 induces the weight of petroleum in detection pipe 3, and is transferred to PLC
Controller 15 makes it complete ρ=Μ/V calculating process in the delivery unit of PLC controller 15, and by PLC controller 15
Output unit sends the density value calculated to density display 6, makes the density for showing petroleum thereon, in petroleum
The detection to its own density is completed during output, avoids influence of its own temperature to testing result, testing result essence
Really, it is easy to use and promotes.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (5)
1. a kind of for detecting the detection device of oil density, including pipeline (1), detection pipe (3) and detection case (5), feature
It is, the two sides of the pipeline (1) are welded with flange (2), the bottom end communication with detection pipe (3) of the pipeline (1), the detection pipe
(3) tube wall side is welded with detection case (5), and the connectivity part of the pipeline (1) and detection pipe (3) is equipped with solenoid valve (4), institute
It states and is placed with mobile plug (10) moving up and down in detection pipe (3), gravity sensor is installed in the mobile plug (10)
(11), and the lower inside of the detection pipe (3) is welded with gasket ring (12), is equipped with pulse button on the gasket ring (12)
(13), the inner bottom of the detection pipe (3) is equipped with electric telescopic rod (14), is inlaid on the outside of the detection case (5) close
It spends display (6), battery button (7) and indicator knob (8), the detection is installed below the density display (6)
The inside of case (5) is equipped with PLC controller (15) and supplying cell (16), and the supplying cell (16) passes through conducting wire Connection Density
Display (6), PLC controller (15) and electric telescopic rod (14), and itself and the PLC controller (15) and electric telescopic rod
(14) it is in series on connection circuit battery button (7), the indicator knob (8) is connected on supplying cell (16) by conducting wire
On the connection circuit of density display (6), the gravity sensor (11) connects PLC control by conducting wire with pulse button (13)
Device (15) processed, the PLC controller (15) pass through conducting wire connection solenoid valve (4), density display (6) and electric telescopic rod
(14)。
2. according to claim 1 a kind of for detecting the detection device of oil density, which is characterized in that the detection case
(5) side is provided with charging interface (9), and the charging interface (9) connects supplying cell (16) by conducting wire.
3. according to claim 1 a kind of for detecting the detection device of oil density, which is characterized in that the gasket ring
(12) interior diameter be greater than electric telescopic rod (14) flexible shank diameter, and the electric telescopic rod (14) extend when length and
The sum of the height of mobile plug (10) is equal to the length of detection pipe (2).
4. according to claim 1 a kind of for detecting the detection device of oil density, which is characterized in that the mobile plug
(10) upper surface is made of flexible material, and diameter is equal with the interior diameter of the detection pipe (3).
5. according to claim 1 a kind of for detecting the detection device of oil density, which is characterized in that described electronic to stretch
Waterproof case is mounted on the outside of contracting bar (14) and pulse button (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711261362.6A CN109870387A (en) | 2017-12-04 | 2017-12-04 | It is a kind of for detecting the detection device of oil density |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711261362.6A CN109870387A (en) | 2017-12-04 | 2017-12-04 | It is a kind of for detecting the detection device of oil density |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109870387A true CN109870387A (en) | 2019-06-11 |
Family
ID=66915717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711261362.6A Withdrawn CN109870387A (en) | 2017-12-04 | 2017-12-04 | It is a kind of for detecting the detection device of oil density |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109870387A (en) |
-
2017
- 2017-12-04 CN CN201711261362.6A patent/CN109870387A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190611 |
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| WW01 | Invention patent application withdrawn after publication |