CN203083834U - Evaluation device for performance of air hammer - Google Patents
Evaluation device for performance of air hammer Download PDFInfo
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- CN203083834U CN203083834U CN 201320077036 CN201320077036U CN203083834U CN 203083834 U CN203083834 U CN 203083834U CN 201320077036 CN201320077036 CN 201320077036 CN 201320077036 U CN201320077036 U CN 201320077036U CN 203083834 U CN203083834 U CN 203083834U
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Abstract
The utility model relates to an evaluation device for performance of an air hammer. The evaluation device for the performance of the air hammer consists of an experiment stand, a drilling system, a core holding unit, a hoisting system and a data acquisition system. The experiment stand comprises an experiment stand body 11, a front shaft 3 and a rear shaft 24. The drilling system comprises a drilling air cylinder 13, a drilling pulley 4 and a rotating mechanism 7; the rotating mechanism 7 is connected with a rotating joint 8; the rotating joint is also connected with a to-be-measured air hammer 12 by a drill pipe pup joint 9; the core holding unit 15 is fixedly arranged on the experiment stand body 11. The hoisting system comprises lifting frame pillars 1, lifting cylinders 5, lifting pulleys and a translational pulley 17, wherein each lifting pulley is provided with a latching mechanism. The data acquisition system comprises an injection pressure sensor 2, a wireless stress wave monitor 10, a slant angle gage 20, a displacement sensor 21 and a bit pressure sensor 22. The evaluation device for the performance of the air hammer is reliable in principle and is convenient to operate, and the evaluation problem that the performance of the air hammer is influenced by angle changes is solved.
Description
Technical field
The utility model relates to a kind of evaluating apparatus at the air forging hammer serviceability of using in the petroleum drilling engineering, is used to analyze the air forging hammer working mechanism, for its theoretical research and structure optimization provide experimental basis.
Background technology
When in the petroleum drilling engineering during using gases under-balanced drilling, using air forging hammer is a good solution as the vertical drilling mud motor, it has the slow-speed of revolution, little the pressure of the drill, drill tool life is long, rate of penetration is high, the anti-strong technical characterstic of oblique ability, can creep into complexity, hard, easily obtain good economic benefit in oblique, the high steep stratum.
In recent years, along with the continuous development of gas brill orientation well, horizontal well technology, the applied technical field of air forging hammer is increasing.Yet traditional air forging hammer is good at perpendicular hole section effect based on vertically creeping into design, and the application in orientation well, horizontal well is restricted.It can not adapt to the application requirements that becomes increasingly complex, and is badly in need of structure is optimized.
Air forging hammer directed-drilling technique developing direction mainly contains two kinds at present: a kind of is to adopt to have the swinging air forging hammer directed-drilling technique that the down-hole rotary torque is provided from the air forging hammer self of revolute function, and another kind is to adopt the air screw motor that the air screw motor drive-type air forging hammer directed-drilling technique of down-hole rotary torque is provided.These two developing direction all have some patents to emerge in large numbers.And the emphasis point of these two kinds of technology all is how to allow air forging hammer be rotated, thereby can carry out positioning operation.The air forging hammer of its use is used to export the hammer body of ballistic work itself, has still continued to use initial based on the structure of vertically creeping into design.When air forging hammer was in heeling condition even horizontality, its piston gravitional force did not have influence substantially to the impact energy of piston.Therefore the serviceability of the air forging hammer hammer body of this design will be subjected to the influence at angle of inclination.The researcher has generally recognized this influence, and the concrete research of this respect also comparatively lacks.Simultaneously in orientation well, horizontal well creep into, it is excessive also to have a wall friction resistance, and frictional resistance absorbs the pressure of the drill, the pressurization difficulty, and drilling tool is stressed complicated more, and wearing and tearing more seriously wait variety of issue.
In the application of air forging hammer, be badly in need of air forging hammer is carried out the research of theoretical and experimental stand.At present, also rarely has comparatively complete air forging hammer experimental provision both at home and abroad.Some research units have used such as methods such as digital simulation, simulating lab tests and have carried out some researchs.Oil Exploration in China development research institute had once carried out the ground stand test to the air forging hammer product of its development, blast consumption and air pressure that its main evaluation index is an air forging hammer, and its fragmentation is wooden to liking, test specification is narrower, method of testing is comparatively simple and easy, and its stand also is based on plumbness to be considered, does not carry out the experiment of heeling condition.
The utility model content
The purpose of this utility model is to provide a kind of evaluating apparatus of air forging hammer performance, this principle of device is reliable, easy to operate, by the acting in conjunction of drilling system, core holding unit, hoisting system, data acquisition system (DAS), the serviceability that has solved air forging hammer is subjected to the impact assessment problem of operating angle variation.
For reaching above technical purpose, the utility model provides following technical scheme.
By setting up the air forging hammer experiment frame of adjustable-angle, carry out the air forging hammer serviceability experiment of different angles; By the serviceability experiment that provides running parameters such as adjustable bleed pressure, the pressure of the drill, rotating speed to carry out air forging hammer to air forging hammer; By using artificial homogeneous rock core, thereby get rid of the interference of rock core to experimental result; By the stress wave monitoring equipment of wireless transmission, the shooting of high-speed camera, and displacement transducer, pressure transducer, torque sensor, the precise monitoring of air forging hammer duty is carried out in the utilization of angle of inclination instrument; By frequency of impact, drilling speed, ballistic work size to the injection pressure under the different operating angle, the pressure of the drill, rotating speed and air forging hammer, bottom hole pattern, landwaste compares, thereby the air forging hammer serviceability is estimated.
A kind of evaluating apparatus of air forging hammer performance is made up of experiment frame, drilling system, core holding unit, hoisting system, data acquisition system (DAS).
Described experiment frame comprises experiment frame support body, front axle and rear axle, and described experiment frame support body forms a work top by two sections back-to-back combinations of channel-section steel, is used to install each appurtenances, and can forms slide rail, slides for movable part.
Described drilling system comprises and adds the pressure of the drill cylinder, creeps into coaster and rotating mechanism, the described coaster that creeps into can slide along the slide rail of experiment frame support body, adding the pressure of the drill cylinder is fixed in the middle of the experiment frame support body, its piston end is connected to and creeps on the coaster, by the air intake opening of adjusting cylinder and the pressure reduction between the gas outlet, promote coaster and move up and down, when moving to assigned address, provide the pressure of the drill by cylinder being provided the gas of specified pressure along slide rail.Described rotating mechanism connects swivel adapter head, swivel adapter head connects air forging hammer to be measured by the drilling rod short circuit again, rotating mechanism can provide rotating speed and moment of torsion for the air forging hammer drilling well, gas injection port from the air of compressor input from swivel adapter head enters drilling rod, for air forging hammer provides source of the gas, air forging hammer to be measured is connected with pneumatic hammer hammerhead, under the effect of drilling system, fractured rock experimentizes.
Described core holding unit is fixed on the experiment frame support body by the base of bottom, and afterbody has the reinforcement ridge, is used to bear axial impact.Rock core is housed in the core holding unit, relative with pneumatic hammer hammerhead to be measured, core holding unit can apply confined pressure to the rock of clamping, thereby realizes that fixedly rock core is followed experiment frame change angle, prevents that rock core is cracked under impacting, applied the purpose that confined pressure changes experiment condition.
Described hoisting system comprises lifting frame column, elevating ram, has the lifting coaster peace mobile block of lockable mechanism, and the translation coaster also has lockable mechanism.The front axle of experiment frame is articulated on the lifting coaster, and rear axle is articulated on the translation coaster.When elevating ram promoted the rising of lifting coaster, experiment frame one end was lifted, and other end slide rail along the translation coaster under draw slides, and increases the angle of inclination thereby drag the experiment frame support body.In the time that angle need being reduced, remove lockable mechanism earlier, under the acting in conjunction of manpower and deadweight, reduce the angle of inclination of experiment frame support body, allow whole experiment frame translation-angle within 0 to 90 degree, and frame anti-dress end to end by experiment, make experiment frame at 90 degree to any translation-angle between 180 degree.
Described data acquisition system (DAS) comprises injection pressure sensor, wireless stress wave monitor, angle of inclination instrument, displacement transducer and the pressure of the drill pressure transducer, described injection pressure sensor is positioned on the gas injection port on the swivel adapter head, and described wireless stress wave monitor is attached on the drilling rod short circuit.Described angle of inclination instrument, displacement transducer all are positioned on the experiment frame support body, and described the pressure of the drill pressure transducer is positioned at and adds on the pressure of the drill cylinder, and this three is respectively applied for the operating angle of measuring air forging hammer, drilling speed and the pressure of the drill of air forging hammer.
In the process of air forging hammer fractured rock, aim at pneumatic hammer hammerhead with high-speed camera simultaneously and take.
The operating angle of air forging hammer is measured by the angle of inclination instrument, injecting gas pressure is by the injection pressure sensor monitors, the pressure of the drill is measured by the pressure of the drill pressure transducer, the rotating speed of air forging hammer converts by the electric machine frequency to rotating mechanism and obtains, the drilling speed of air forging hammer passes through displacement sensor, the ballistic work of air forging hammer by to wireless stress wave monitor monitors to the stress wave data convert and obtain, analyze by record high-speed camera, the time that measurable certain jig frequency consumed, draw the air forging hammer frequency of impact.
By the experiment of multiple angles, can estimate with the influence that angle changes the air forging hammer serviceability.
The landwaste that the different operating angle forms is analyzed, observed the landwaste size, analyze the landwaste granularity, to estimate air forging hammer when this duty is used, whether can its landwaste size discharge smoothly, can exert an influence to drilling operation.
The bottom hole pattern that the different operating angle forms is analyzed, observed hammer tooth hole, shaft bottom size, borehole wall smoothness and borehole wall hammer tooth scratch,, whether can exert an influence the tup wearing and tearing to estimate air forging hammer when this duty is used.
Description of drawings
Fig. 1 is a general structure synoptic diagram of the present utility model
Fig. 2 is an agent structure synoptic diagram of the present utility model
Among the figure: 1, the lifting frame column, 2, the injection pressure sensor, 3, front axle, 4, creep into coaster, 5, elevating ram, 6, the lifting coaster that has lockable mechanism, 7, rotating mechanism, 8, swivel adapter head, 9, the drilling rod short circuit, 10, wireless stress wave monitor, 11, the experiment frame support body, 12, air forging hammer to be measured, 13, add the pressure of the drill cylinder, 14, pneumatic hammer hammerhead to be measured, 15, core holding unit, 16, strengthen ridge, 17, the translation coaster, 18, lockable mechanism, 19, slide rail, 20, the angle of inclination instrument, 21, displacement transducer, 22, the pressure of the drill pressure transducer, 23, the core holding unit base, 24, rear axle.
Embodiment
Further specify the utility model below in conjunction with accompanying drawing.
Referring to Fig. 1, Fig. 2.
A kind of evaluating apparatus of air forging hammer performance is made up of experiment frame, drilling system, core holding unit, hoisting system, data acquisition system (DAS).
Described experiment frame comprises experiment frame support body 11, front axle 3 and rear axle 24, and described experiment frame support body forms slide rail by two sections back-to-back combinations of channel-section steel.
Described drilling system comprises and adds the pressure of the drill cylinder 13, creeps into coaster 4 and rotating mechanism 7 that the described the pressure of the drill cylinder 13 that adds is fixed in the middle of the experiment frame support body 11, and its piston end connects and creeps into coaster 4, and the described coaster 4 that creeps into can slide along the slide rail of experiment frame support body; Described rotating mechanism 7 connects swivel adapter head 8, and swivel adapter head connects air forging hammer 12 to be measured by drilling rod short circuit 9 again, and air forging hammer to be measured is connected with pneumatic hammer hammerhead 14 to be measured.
Described core holding unit 15 is fixed on the experiment frame support body 11 by its base 23, and its afterbody has strengthens ridge 16, and rock core is housed in the core holding unit, relative with pneumatic hammer hammerhead to be measured.
Described hoisting system comprises lifting frame column 1, elevating ram 5, has the lifting coaster 6 peaceful mobile blocks 17 of lockable mechanism, and the translation coaster has lockable mechanism 18; The front axle 3 of experiment frame is articulated on the lifting coaster, and rear axle 24 is articulated on the translation coaster, and when elevating ram promoted the rising of lifting coaster, experiment frame slide rail 19 along the translation coaster under draw slided.
Described data acquisition system (DAS) comprises injection pressure sensor 2, wireless stress wave monitor 10, angle of inclination instrument 20, displacement transducer 21, the pressure of the drill pressure transducer 22, described injection pressure sensor 2 is positioned on the gas injection port of swivel adapter head 8, and described wireless stress wave monitor 10 is attached on the drilling rod short circuit 9.Described angle of inclination instrument 20, displacement transducer 21 all are positioned on the experiment frame support body 11, and described the pressure of the drill pressure transducer 22 is positioned at and adds on the pressure of the drill cylinder 13, and this three is respectively applied for the operating angle of measuring air forging hammer, drilling speed and the pressure of the drill of air forging hammer.
Claims (1)
1. the evaluating apparatus of an air forging hammer performance, form by experiment frame, drilling system, core holding unit, hoisting system, data acquisition system (DAS), it is characterized in that, described experiment frame comprises experiment frame support body (11), front axle (3) and rear axle (24), described experiment frame support body forms slide rail by two sections back-to-back combinations of channel-section steel; Described drilling system comprises and adds the pressure of the drill cylinder (13), creeps into coaster (4) and rotating mechanism (7), the described the pressure of the drill cylinder (13) that adds is fixed in the middle of the experiment frame support body (11), coaster (4) is crept in its piston end connection, the described coaster (4) that creeps into can slide along the slide rail of experiment frame support body, described rotating mechanism (7) connects swivel adapter head (8), swivel adapter head connects air forging hammer to be measured (12) by drilling rod short circuit (9) again, and air forging hammer to be measured is connected with pneumatic hammer hammerhead to be measured (14); Described core holding unit (15) is fixed on the experiment frame support body (11) by its base (23), and its afterbody has strengthens ridge (16), and rock core is housed in the core holding unit, relative with pneumatic hammer hammerhead to be measured (14); Described hoisting system comprises lifting frame column (1), elevating ram (5), has the peaceful mobile block of lifting coaster (6) (17) of lockable mechanism, and the front axle of described experiment frame (3) is articulated on the lifting coaster, and rear axle (24) is articulated on the translation coaster; Described data acquisition system (DAS) comprises injection pressure sensor (2), wireless stress wave monitor (10), angle of inclination instrument (20), displacement transducer (21), the pressure of the drill pressure transducer (22), described injection pressure sensor (2) is positioned on the gas injection port of swivel adapter head (8), described wireless stress wave monitor (10) is attached on the drilling rod short circuit (9), described angle of inclination instrument (20), displacement transducer (21) all are positioned on the experiment frame support body (11), and described the pressure of the drill pressure transducer (22) is positioned at and adds on the pressure of the drill cylinder (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320077036 CN203083834U (en) | 2013-02-19 | 2013-02-19 | Evaluation device for performance of air hammer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320077036 CN203083834U (en) | 2013-02-19 | 2013-02-19 | Evaluation device for performance of air hammer |
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| Publication Number | Publication Date |
|---|---|
| CN203083834U true CN203083834U (en) | 2013-07-24 |
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| CN 201320077036 Expired - Fee Related CN203083834U (en) | 2013-02-19 | 2013-02-19 | Evaluation device for performance of air hammer |
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| CN (1) | CN203083834U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103162983A (en) * | 2013-02-19 | 2013-06-19 | 西南石油大学 | Evaluation device and evaluation method for air hammer performance |
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2013
- 2013-02-19 CN CN 201320077036 patent/CN203083834U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103162983A (en) * | 2013-02-19 | 2013-06-19 | 西南石油大学 | Evaluation device and evaluation method for air hammer performance |
| CN103162983B (en) * | 2013-02-19 | 2015-04-08 | 西南石油大学 | Evaluation device and evaluation method for air hammer performance |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130724 Termination date: 20150219 |
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| EXPY | Termination of patent right or utility model |