CN207686677U - Oil pumping machine well head chemicals dosing plant - Google Patents
Oil pumping machine well head chemicals dosing plant Download PDFInfo
- Publication number
- CN207686677U CN207686677U CN201820053434.1U CN201820053434U CN207686677U CN 207686677 U CN207686677 U CN 207686677U CN 201820053434 U CN201820053434 U CN 201820053434U CN 207686677 U CN207686677 U CN 207686677U
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- China
- Prior art keywords
- liquid level
- well head
- oil pumping
- pumping machine
- machine well
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- 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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Abstract
Oil pumping machine well head chemicals dosing plant, it is related to oil pumping machine well head loading techniques field, influenced to cause dosage fluctuation larger by outlet pressure to solve existing chemicals dosing plant dosing pump when carrying out dosing, the problem of wasting medicament, easily medicament is caused to evacuate in medicament low liquid level.Medicinal cupping, flow pump, solenoid valve and liquid level sensor are respectively positioned in incubator；The medicine outlet of medicinal cupping is connected to by pipeline with oil pumping machine well head, and flow pump and solenoid valve are set gradually on the pipeline by medicinal cupping to oil pumping machine well head；Liquid level sensor is located in medicinal cupping, is used for the liquid level of test agents；By the Liquid level dosage of medicament, and flow pump and solenoid valve are closed successively when the liquid level of medicament is less than setting value.The utility model is suitable for being oil pumping machine well head dosing.
Description
Technical field
The utility model is related to oil pumping machine well head loading techniques fields.
Background technology
In crude oil production process, with the extension of development time, the shadow declined by parameters such as oil well pressure, temperature
It rings, oil well will appear scale formation, and equipment failure rate rising is caused after fouling, and pump detection period shortens, on operating cost is continuous
It rises, production management difficulty is substantially increased.
Well head medicine-adding chemical scale inhibition method due to having many advantages, such as that at low cost, safe and reliable, significant effect is major
Oil field is widely used.
The dosing method of existing chemicals dosing plant is broadly divided into intermittent and continous way dosing.
Management for chemicals dosing plant, pipe well employee carry out an inspection to chemicals dosing plant daily, check that Teat pipette runs feelings
Condition and technological process, record prescribe medicine situation, adjust discharge capacity, it is found that medicament liquid level is low or failure reports in time；
Control for dosing dosage includes intermittent chemicals dosing plant measure control and continous way chemicals dosing plant measure control.
Wherein intermittent chemicals dosing plant measure control relies primarily on the adjustment dosing pump start-stop time, and medicament prescribe medicine scale is observed by timing
To calculate dosage, calculate that adjusting start and stop pumps the time；Continous way chemicals dosing plant measure control relies primarily on the row of adjustment dosing pump
Knob is measured, medicament prescribe medicine scale is observed to calculate dosage by timing, calculates adjustment discharge capacity knob.
No matter which kind of dosing method, be all by control administration timing of drug control dosage, when carrying out dosing dosing pump by
Outlet pressure influence causes dosage fluctuation larger, generates the phenomenon that medicament wastes, and dosage control causes certain difficulty, shadow
Ring dosing effect.And since pharmaceutical quantities by dosing pump discharge pressure are influenced to increase, medicament is easily caused in medicament low liquid level
It evacuates, needs the normal dosing of emptying process ability, medicament evacuation that equipment failure rate can be caused to rise after dosing, workload increases.
Utility model content
The utility model is to be influenced to cause by outlet pressure to solve existing chemicals dosing plant dosing pump when carrying out dosing
Dosage fluctuation is larger, the problem of wasting medicament, easily medicament is caused to evacuate in medicament low liquid level, to provide rod-pumped well
Mouth chemicals dosing plant.
Oil pumping machine well head chemicals dosing plant described in the utility model, including incubator 1, medicinal cupping 2, flow pump 3, solenoid valve 4
With liquid level sensor 5；
Medicinal cupping 2, flow pump 3, solenoid valve 4 and liquid level sensor 5 are respectively positioned in incubator 1；
The medicine outlet of medicinal cupping 2 is connected to by pipeline 9 with oil pumping machine well head, by the pipeline 9 of medicinal cupping 2 to oil pumping machine well head according to
Secondary setting flow pump 3 and solenoid valve 4；
Liquid level sensor 5 is located in medicinal cupping 2, is used for the liquid level of test agents；
By the Liquid level dosage of medicament, and 3 He of flow pump is closed successively when the liquid level of medicament is less than setting value
Solenoid valve 4.
Preferably, further include pressure sensor 6, pipeline 9 of the pressure sensor 6 between flow pump 3 and solenoid valve 4
On, outlet pressure of the pressure sensor 6 for detection flows pump 3.
Preferably, further include temperature sensor 7, temperature sensor 7 is for detecting the temperature in incubator 1.
Preferably, further include electric heater 8, electric heater 8 is located at the bottom of medicinal cupping 2, for heating medicinal cupping 2.
Preferably, further include automatic control device 10；
Automatic control device 10 is for receiving the letter that liquid level sensor 5, pressure sensor 6 and temperature sensor 7 detect
Number, flow pump 3 and solenoid valve 4 are closed successively when liquid level is less than setting value less than setting value, pressure higher than setting value or temperature,
The opening electric heater 8 when temperature is less than setting value.
Preferably, automatic control device 10 includes 3 signal processing circuit 10-1, A/D converter 10-2 and control mould
Block 10-3；
3 signal processing circuit 10-1 are corresponding with liquid level sensor 5, pressure sensor 6 and temperature sensor 7 respectively, point
Liquid level, pressure and temperature signal Yong Yu not be received, and the signal received is converted into analog electrical signal；
A/D converter 10-2 is used to the signal processing circuit 10-1 analog electrical signals exported being converted to digital signal；
Control module 10-3 for judging digital signal, when liquid level less than setting value, pressure higher than setting value or
Temperature closes flow pump 3 and solenoid valve 4 successively when being less than setting value；The opening electric heater 8 when temperature is less than setting value.
Preferably, automatic control device 10 further includes keyboard and display control unit 10-4 and keyboard and display unit
10-5；
Keyboard and display unit 10-5 are connect by keyboard and display control unit 10-4 with control module 10-3.
Preferably, A/D converter 10-2 and control module 10-3 uses C8051f021 chip microcontrollers.
Preferably, keyboard and display control unit 10-4 are realized using HD7279 display driver chips.
The utility model is equipped with incubator, and incubator keeps the temperature medicinal cupping, prevents medicament from freezing, according to liquid level sensor
Dosage is controlled, the phenomenon that causing medicament to waste according to time control dosage is avoided, simultaneously because using liquid
Level sensor may be implemented to stop dosing when the liquid level of medicament is less than setting value, medicament avoided to be evacuated.
Description of the drawings
Fig. 1 is the structural schematic diagram of oil pumping machine well head chemicals dosing plant；
Fig. 2 is the structure diagram of automatic control device；
Fig. 3 is the circuit diagram of automatic control device.
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 in the premise for not making creative work
Lower obtained every other embodiment, shall fall within the protection scope of the present invention.
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, but not as the utility model
It limits.
As shown in Figure 1, oil pumping machine well head chemicals dosing plant, including incubator 1, medicinal cupping 2, flow pump 3, solenoid valve 4 and liquid level
Sensor 5；
Medicinal cupping 2, flow pump 3, solenoid valve 4 and liquid level sensor 5 are respectively positioned in incubator 1；
The medicine outlet of medicinal cupping 2 is connected to by pipeline 9 with oil pumping machine well head, by the pipeline 9 of medicinal cupping 2 to oil pumping machine well head according to
Secondary setting flow pump 3 and solenoid valve 4；
Liquid level sensor 5 is located in medicinal cupping 2, is used for the liquid level of test agents；
By the Liquid level dosage of medicament, and 3 He of flow pump is closed successively when the liquid level of medicament is less than setting value
Solenoid valve 4.
Further include pressure sensor 6, on the pipeline 9 between flow pump 3 and solenoid valve 4, pressure passes pressure sensor 6
Outlet pressure of the sensor 6 for detection flows pump 3.
Further include temperature sensor 7, temperature sensor 7 is used to detect the temperature in incubator 1.
Further include electric heater 8, electric heater 8 is located at the bottom of medicinal cupping 2, for heating medicinal cupping 2.
It further include automatic control device 10；
Automatic control device 10 is for receiving the letter that liquid level sensor 5, pressure sensor 6 and temperature sensor 7 detect
Number, flow pump 3 and solenoid valve 4 are closed successively when liquid level is less than setting value less than setting value, pressure higher than setting value or temperature,
The opening electric heater 8 when temperature is less than setting value.
Automatic control device 10 includes 3 signal processing circuit 10-1, A/D converter 10-2 and control module 10-3；
3 signal processing circuit 10-1 are corresponding with liquid level sensor 5, pressure sensor 6 and temperature sensor 7 respectively, point
Liquid level, pressure and temperature signal Yong Yu not be received, and the signal received is converted into analog electrical signal；
A/D converter 10-2 is used to the signal processing circuit 10-1 analog electrical signals exported being converted to digital signal；
Control module 10-3 for judging digital signal, when liquid level less than setting value, pressure higher than setting value or
Temperature closes flow pump 3 and solenoid valve 4 successively when being less than setting value；The opening electric heater 8 when temperature is less than setting value.
Realize the heating of medicinal cupping in due course according to environment temperature, especially in northern cold winter, can prevent medicament by
Freezing knot, enables dosing to be smoothed out.
Automatic control device 10 further includes keyboard and display control unit 10-4 and keyboard and display unit 10-5；
Keyboard and display unit 10-5 are connect by keyboard and display control unit 10-4 with control module 10-3.
A/D converter 10-2 and control module 10-3 uses C8051f021 chip microcontrollers.
Keyboard and display control unit 10-4 are realized using HD7279 display driver chips.
A is solid-state relay in Fig. 3.
This practicability type can set different injection rates and number according to on-site actual situations, can be according to each well difference
Requirement set, while adding the chain setting of alarm, setting value, liquid level be higher by less than in setting value and case in outlet pressure
Stop dosing when temperature is less than setting value and text prompt occur, simultaneously timely processing is found convenient for patrolman.
Automatic running may be selected after the completion of setting all, system can be flowed according to set amount and period automatic running starting
Amount pump front opening solenoid valve, is automatically closed after the completion of dosing, prevents well head pressure from changing video display medicine-chest liquid level.
Claims (9)
1. oil pumping machine well head chemicals dosing plant, which is characterized in that including incubator (1), medicinal cupping (2), flow pump (3), solenoid valve (4)
With liquid level sensor (5)；
Medicinal cupping (2), flow pump (3), solenoid valve (4) and liquid level sensor (5) are respectively positioned in incubator (1)；
The medicine outlet of medicinal cupping (2) is connected to by pipeline (9) with oil pumping machine well head, by the pipeline (9) of medicinal cupping (2) to oil pumping machine well head
On set gradually flow pump (3) and solenoid valve (4)；
Liquid level sensor (5) is located in medicinal cupping (2), is used for the liquid level of test agents；
By the Liquid level dosage of medicament, and flow pump (3) and electricity are closed successively when the liquid level of medicament is less than setting value
Magnet valve (4).
2. oil pumping machine well head chemicals dosing plant according to claim 1, which is characterized in that further include pressure sensor (6), pressure
Force snesor (6) is located on the pipeline (9) between flow pump (3) and solenoid valve (4), and pressure sensor (6) is used for detection flows
Pump the outlet pressure of (3).
3. oil pumping machine well head chemicals dosing plant according to claim 2, which is characterized in that further include temperature sensor (7), temperature
Degree sensor (7) is used to detect the temperature in incubator (1).
4. oil pumping machine well head chemicals dosing plant according to claim 3, which is characterized in that further include electric heater (8), electricity adds
Hot device (8) is located at the bottom of medicinal cupping (2), for heating medicinal cupping (2).
5. oil pumping machine well head chemicals dosing plant according to claim 4, which is characterized in that further include automatic control device
(10)；
Automatic control device (10) is detected for receiving liquid level sensor (5), pressure sensor (6) and temperature sensor (7)
Signal, close flow pump (3) and electricity successively when liquid level is less than setting value less than setting value, pressure higher than setting value or temperature
Magnet valve (4), the opening electric heater (8) when temperature is less than setting value.
6. oil pumping machine well head chemicals dosing plant according to claim 5, which is characterized in that automatic control device (10) includes 3
A signal processing circuit (10-1), A/D converter (10-2) and control module (10-3)；
3 signal processing circuits (10-1) are right with liquid level sensor (5), pressure sensor (6) and temperature sensor (7) respectively
It answers, is respectively used to receive liquid level, pressure and temperature signal, and the signal received is converted to analog electrical signal；
A/D converter (10-2) is used to the analog electrical signal that signal processing circuit (10-1) exports being converted to digital signal；
Control module (10-3) is for judging digital signal, when liquid level is higher than setting value or temperature less than setting value, pressure
Flow pump (3) and solenoid valve (4) are closed successively when degree is less than setting value；The opening electric heater (8) when temperature is less than setting value.
7. oil pumping machine well head chemicals dosing plant according to claim 6, which is characterized in that automatic control device (10) further includes
Keyboard and display control unit (10-4) and keyboard and display unit (10-5)；
Keyboard and display unit (10-5) are connect by keyboard and display control unit (10-4) with control module (10-3).
8. oil pumping machine well head chemicals dosing plant according to claim 6, which is characterized in that A/D converter (10-2) and control
Module (10-3) uses C8051f021 chip microcontrollers.
9. oil pumping machine well head chemicals dosing plant according to claim 7, which is characterized in that keyboard and display control unit (10-
4) HD7279 display driver chips are used to realize.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820053434.1U CN207686677U (en) | 2018-01-12 | 2018-01-12 | Oil pumping machine well head chemicals dosing plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820053434.1U CN207686677U (en) | 2018-01-12 | 2018-01-12 | Oil pumping machine well head chemicals dosing plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207686677U true CN207686677U (en) | 2018-08-03 |
Family
ID=62991666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820053434.1U Expired - Fee Related CN207686677U (en) | 2018-01-12 | 2018-01-12 | Oil pumping machine well head chemicals dosing plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207686677U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110029964A (en) * | 2019-06-04 | 2019-07-19 | 付江徽 | A kind of grug feeding jar of the rod-pumped well with agitating function |
| CN110056330A (en) * | 2019-03-13 | 2019-07-26 | 中国电建集团河南工程有限公司 | Geothermal well down-hole pipe medicine system and descaling method |
| CN110439509A (en) * | 2019-07-23 | 2019-11-12 | 中国石油天然气股份有限公司 | A kind of gas well automatic filling hydrate inhibitor system and its automatic filling method |
| CN113044413A (en) * | 2019-12-27 | 2021-06-29 | 中国石油天然气股份有限公司 | Oil storage tank heating system |
-
2018
- 2018-01-12 CN CN201820053434.1U patent/CN207686677U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056330A (en) * | 2019-03-13 | 2019-07-26 | 中国电建集团河南工程有限公司 | Geothermal well down-hole pipe medicine system and descaling method |
| CN110029964A (en) * | 2019-06-04 | 2019-07-19 | 付江徽 | A kind of grug feeding jar of the rod-pumped well with agitating function |
| CN110029964B (en) * | 2019-06-04 | 2021-04-09 | 付江徽 | Well of beam-pumping unit is with jar that adds medicine that has stirring function |
| CN110439509A (en) * | 2019-07-23 | 2019-11-12 | 中国石油天然气股份有限公司 | A kind of gas well automatic filling hydrate inhibitor system and its automatic filling method |
| CN113044413A (en) * | 2019-12-27 | 2021-06-29 | 中国石油天然气股份有限公司 | Oil storage tank heating system |
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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: 20180803 Termination date: 20210112 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |