CN105113997A - Drill maintenance method and device for ocean oil gas platform - Google Patents
Drill maintenance method and device for ocean oil gas platform Download PDFInfo
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- CN105113997A CN105113997A CN201510604780.5A CN201510604780A CN105113997A CN 105113997 A CN105113997 A CN 105113997A CN 201510604780 A CN201510604780 A CN 201510604780A CN 105113997 A CN105113997 A CN 105113997A
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- drill bit
- purge chamber
- gas platform
- marine oil
- cleaning
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Abstract
The invention relates to a drill maintenance method and device for an ocean oil gas platform. The method comprises the steps that water flow is pressurized and heated, so that a high-temperature and high-pressure water jet is formed, and the high-temperature and high-pressure water jet is sprayed out through an oscillating spray nozzle, so that a drill is cleaned. According to the method, the high-temperature and high-pressure oscillating water jet is adopted for cleaning the drill, the high-temperature and high-pressure water jet impacts on oil stains, the cleaning efficiency is improved by utilizing the characteristics of the peak value of the oscillating jet, the cleaning efficiency and cleaning quality can be greatly improved, meanwhile, use of cleaning agents is decreased, and the secondary pollution caused by the cleaning is prevented.
Description
Technical field
The present invention relates to drill bit Cleaning Maintenance Technology field, in particular to a kind of marine oil and gas platform drill bit maintaining method and device.
Background technology
In current offshore oil, gas extraction process, it is the key factor affecting oil-gas mining efficiency that drill bit is got dirty.Mostly drill bit is to be made up of metal or metallic material, very easily corrosion in the seawater, drill bit is very easily infected with greasy dirt simultaneously.Drill bit gets rusty after greasy dirt, often changes its stress, affects the balance of drill bit, causes its track to deflect, and then makes cutter generation eccentric wear, and the inefficacy of aggravation cutter, makes decreased tool life, increases the cost of charp tool.
Drill bit of in the past usually getting dirty is delivered to offshore cleaning factory and is processed, but dealing is long for cycle time, and cleaning cost is high, seriously restricts efficiency of construction.Although equipment component can at sea directly clean drill bit by platform at present, its equipment is huge, and it needs to add a large amount of chemical lotion simultaneously, causes serious pollution to ocean.
Therefore, cleaning is carried out to drill bit must consider reform existing cleaning technique from multi-angle for quick, clean environment firendly.
Summary of the invention
The object of the invention is to the defect for overcoming prior art, and a kind of marine oil and gas platform drill bit maintaining method and device are provided.
For achieving the above object, the present invention is by the following technical solutions: a kind of marine oil and gas platform drill bit maintaining method, comprises the following steps:
Step S1, carried out by current pressurizeing, adding thermosetting high-temperature high pressure water jet, described HTHP water jet passes through
Vibrating nozzles ejection is cleaned drill bit.
Preferably, before step S1, ultrasonic wave is utilized to carry out prerinse to drill bit.
Preferably, when carrying out ultrasonic wave prerinse to drill bit, described drill bit is dipped in cleaning fluid, is added with cleaning agent in described water jet.
Preferably, described high-temperature high pressure water jet temperature is between 90 ~ 100 DEG C, and hydraulic pressure is between 1 ~ 1.5MPa.
A kind of marine oil and gas platform drill bit attending device, comprise the first purge chamber, be located at high temperature heater (HTH) outside the first purge chamber and high-pressure hydraulic pump, be provided with above described first purge chamber for the lumen pore by drill bit, described first purge chamber's inner side is laid with the mozzle of more than 2, described mozzle is provided with column injector, described column injector is evenly equipped with 200 ~ 500 vibrating nozzles, described high-pressure hydraulic pump, is connected between high temperature heater (HTH) with mozzle.
Preferably, also comprise the second purge chamber, be provided with above described second purge chamber for the lumen pore by drill bit, described second purge chamber's inside wall establishes supersonic generator.
Preferably, described first purge chamber and the second purge chamber are set up in parallel, and be provided with base, be provided with the wheel of brake device below described base below the first purge chamber and the second purge chamber.
Preferably, establish liquid filling hole above described second cleaning chamber lateral wall, the top of described second purge chamber's inside wall is provided with detecting liquid level sensor.
Preferably, the below of the inner chamber of described first purge chamber and the second purge chamber is respectively equipped with limit sensors, is respectively equipped with outage below the lateral wall of described first purge chamber and the second purge chamber.
Preferably, described vibrating nozzles is rotatable to be located in column injector, and the diameter of inner pipe of described vibrating nozzles is 1mm, and vibration chamber diameter is 8mm, and jet hole diameter is 1.2mm.
The present invention's beneficial effect is compared with prior art: (1) the present invention adopts high pressure-temperature vibration water jet to clean drill bit, by HTHP water jets impact greasy dirt, the feature of oscillating jet peak value is utilized to strengthen cleaning efficiency, the present invention can improve cleaning efficiency and cleaning quality greatly, reduce the use to cleaning agent simultaneously, prevent the secondary pollution brought because of cleaning; (2) by ultrasonic wave, prerinse process is carried out to drill bit, can cleaning quality be improved, accelerate cleaning speed; Simultaneously drill bit can effectively prevent directly to clean the problems such as the pollutant blocking vibrating nozzles brought with the first purge chamber through prerinse, raising device application life; Cleaning fluid in (3) second purge chambers can use repeatedly, can use, be conducive to saving water resource after the high temperature water simultaneously after the use of the first purge chamber waits process after filtration as the cleaning fluid of the second purge chamber; (4) wheel of brake device base arranged is convenient to be moved it, its can directly at sea platform drill bit is cleaned, drill bit also need not be pulled down, and drastically increases drill bit cleaning efficiency.
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
Accompanying drawing explanation
Fig. 1 is that cuing open of the preferred embodiment of the present invention shows structural representation;
Fig. 2 is the sectional structure schematic diagram of vibrating nozzles.
Detailed description of the invention
In order to more fully understand technology contents of the present invention, below in conjunction with specific embodiment technical scheme of the present invention being introduced further and illustrating.
A kind of marine oil and gas platform drill bit maintaining method, comprises the following steps:
Current are carried out pressurizeing, adding thermosetting high-temperature high pressure water jet by step S1, and described HTHP water jet is cleaned drill bit by vibrating nozzles ejection.By the greasy dirt on HTHP water jets impact drill bit, the feature of oscillating jet peak value is utilized to strengthen cleaning efficiency and cleaning quality.
Before above-mentioned steps S1, utilize ultrasonic wave to carry out prerinse to drill bit, by ultrasonic wave, prerinse process is carried out to drill bit, the cleaning amount of step S1 can be reduced, improve cleaning quality, quickening cleaning speed reduces the use to cleaning agent simultaneously, prevents the secondary pollution brought because of cleaning.
When carrying out ultrasonic wave prerinse to drill bit, drill bit is dipped in cleaning fluid, and being added with cleaning agent in HTHP water jet can improve cleaning efficiency and cleaning quality further.
Preferably, high-temperature high pressure water jet temperature is between 90 ~ 100 DEG C, and hydraulic pressure, between 1 ~ 1.5MPa, can obtain good cleaning efficiency and cleaning quality.
As shown in Figure 1, for cuing open of the preferred embodiment of the present invention shows structural representation, a kind of marine oil and gas platform drill bit attending device, comprise the first purge chamber 1, be located at high temperature heater (HTH) 4 outside the first purge chamber and high-pressure hydraulic pump 5, be provided with above first purge chamber 1 for the lumen pore 101 by drill bit, first purge chamber 1 inner side is laid with the mozzle 6 of more than 2, mozzle 6 is provided with column injector 7, column injector 7 is evenly equipped with 200 ~ 500 vibrating nozzles 8, high-pressure hydraulic pump 5, is connected between high temperature heater (HTH) 4 with mozzle 6.When cleaning the drill bit polluted, drill bit stretches in the cavity of the first purge chamber 1 by the lumen pore 101 above the first purge chamber 1, current enter in mozzle 6 after the pressurization of high-pressure hydraulic pump 5 and the heating of high temperature heater (HTH) 4, the current of HTHP form high pressure-temperature vibration water jet by vibrating nozzles 8 uniform in column injector 7 ejection and clean drill bit, utilize the feature of oscillating jet peak value to obtain good cleaning efficiency and cleaning quality.This device can directly at sea platform drill bit is cleaned, drill bit also need not be pulled down, and drastically increases drill bit cleaning efficiency
Also comprise in above-mentioned marine oil and gas platform drill bit attending device and to be provided with for by lumen pore 21, second purge chamber 2 inside wall of drill bit establishes supersonic generator 9 above the second purge chamber 2 of purge chamber 2, second.The ultrasonic wave produced by supersonic generator 9 carries out prerinse process to drill bit, can reduce the flushing dose workload of the first purge chamber 1, improves cleaning quality, accelerates cleaning speed.
In order to convenience that is mobile and cleaning, the first purge chamber 1 and the second purge chamber 2 are set up in parallel, and be provided with base 3, be provided with the wheel 31 of brake device below base 3 below the first purge chamber 1 and the second purge chamber 2.
Concrete, liquid filling hole 13 is established above second purge chamber 2 chamber lateral wall, the top of the second purge chamber 2 inside wall is provided with detecting liquid level sensor 10, can be detected the liquid level of cleaning fluid by detecting liquid level sensor 10, and then carries out supplementing of cleaning fluid in time by liquid filling hole 13
In the preferred embodiment, the below of the inner chamber of the first purge chamber 1 and the second purge chamber 2 is respectively equipped with limit sensors 11,12, the distance bottom drill bit and purge chamber can be detected by limit sensors 11,12, prevent drill bit from inserting and too deeply damage drill bit or purge chamber.Outage 14,15 is respectively equipped with to facilitate eliminating liquid below the lateral wall of the first purge chamber 1 and the second purge chamber 2.Cleaning fluid in second purge chamber 2 can use repeatedly, can use, reach the effect of energy saving standard more after the high temperature water simultaneously after the use of the first purge chamber 1 waits process after filtration as the cleaning fluid of the second purge chamber 2.
As shown in Figure 2, be the sectional structure schematic diagram of vibrating nozzles 8, in concrete enforcement, vibrating nozzles 8 is rotatable to be located in column injector 7, and interior pipe 81 diameter of vibrating nozzles 8 is 1mm, and vibration chamber 82 diameter is 8mm, and jet hole 83 diameter is 1.2mm.
The above only further illustrates technology contents of the present invention with embodiment, so that reader is easier to understand, but does not represent embodiments of the present invention and is only limitted to this, and any technology done according to the present invention extends or recreation, all by protection of the present invention.
Claims (10)
1. a marine oil and gas platform drill bit maintaining method, is characterized in that, comprise the following steps:
Current are carried out pressurizeing, adding thermosetting high-temperature high pressure water jet by step S1, and described HTHP water jet is cleaned drill bit by vibrating nozzles ejection.
2. marine oil and gas platform drill bit maintaining method according to claim 1, is characterized in that, utilize ultrasonic wave to carry out prerinse to drill bit before step S1.
3. marine oil and gas platform drill bit maintaining method according to claim 2, it is characterized in that, when carrying out ultrasonic wave prerinse to drill bit, described drill bit is dipped in cleaning fluid, is added with cleaning agent in described water jet.
4. marine oil and gas platform drill bit maintaining method according to claim 3, it is characterized in that, described high-temperature high pressure water jet temperature is between 90 ~ 100 DEG C, and hydraulic pressure is between 1 ~ 1.5MPa.
5. a marine oil and gas platform drill bit attending device, it is characterized in that, comprise the first purge chamber, be located at high temperature heater (HTH) outside the first purge chamber and high-pressure hydraulic pump, be provided with above described first purge chamber for the lumen pore by drill bit, described first purge chamber's inner side is laid with the mozzle of more than 2, described mozzle is provided with column injector, described column injector is evenly equipped with 200 ~ 500 vibrating nozzles, described high-pressure hydraulic pump, is connected between high temperature heater (HTH) with mozzle.
6. marine oil and gas platform drill bit attending device according to claim 5, is characterized in that, also comprise the second purge chamber, be provided with for the lumen pore by drill bit above described second purge chamber, described second purge chamber's inside wall establishes supersonic generator.
7. marine oil and gas platform drill bit attending device according to claim 6, it is characterized in that, described first purge chamber and the second purge chamber are set up in parallel, and be provided with base, be provided with the wheel of brake device below described base below the first purge chamber and the second purge chamber.
8. marine oil and gas platform drill bit attending device according to claim 6, is characterized in that, establish liquid filling hole above described second cleaning chamber lateral wall, the top of described second purge chamber's inside wall is provided with detecting liquid level sensor.
9. marine oil and gas platform drill bit attending device according to claim 6, it is characterized in that, the below of the inner chamber of described first purge chamber and the second purge chamber is respectively equipped with limit sensors, is respectively equipped with outage below the lateral wall of described first purge chamber and the second purge chamber.
10. marine oil and gas platform drill bit attending device according to claim 6, it is characterized in that, described vibrating nozzles is rotatable to be located in column injector, and the diameter of inner pipe of described vibrating nozzles is 1mm, and vibration chamber diameter is 8mm, and jet hole diameter is 1.2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510604780.5A CN105113997A (en) | 2015-09-21 | 2015-09-21 | Drill maintenance method and device for ocean oil gas platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510604780.5A CN105113997A (en) | 2015-09-21 | 2015-09-21 | Drill maintenance method and device for ocean oil gas platform |
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| CN105113997A true CN105113997A (en) | 2015-12-02 |
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| CN201510604780.5A Pending CN105113997A (en) | 2015-09-21 | 2015-09-21 | Drill maintenance method and device for ocean oil gas platform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107336811A (en) * | 2017-07-31 | 2017-11-10 | 天津中德应用技术大学 | Multiple degrees of freedom offshore platform wash equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107336811A (en) * | 2017-07-31 | 2017-11-10 | 天津中德应用技术大学 | Multiple degrees of freedom offshore platform wash equipment |
| CN107336811B (en) * | 2017-07-31 | 2023-07-28 | 天津中德应用技术大学 | Multi-degree-of-freedom offshore oil platform cleaning equipment |
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Application publication date: 20151202 |
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