CN109488254B - Push-type drill rod inner wall cleaning device and using method thereof - Google Patents
Push-type drill rod inner wall cleaning device and using method thereof Download PDFInfo
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- CN109488254B CN109488254B CN201811285028.9A CN201811285028A CN109488254B CN 109488254 B CN109488254 B CN 109488254B CN 201811285028 A CN201811285028 A CN 201811285028A CN 109488254 B CN109488254 B CN 109488254B
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- drill rod
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- cylindrical pipe
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B37/00—Methods or apparatus for cleaning boreholes or wells
Abstract
The invention belongs to the technical field of drill stem cleaning and maintenance, and relates to a push type drill stem inner wall cleaning device and a use method thereof, wherein an annular nozzle comprises a cylindrical pipe and an annular chuck fixedly sleeved at the water outlet end of the cylindrical pipe, a plurality of annular spray holes are uniformly distributed at the outer side of the annular chuck, a plurality of push type springs are uniformly arranged on the outer wall of the cylindrical pipe, a water inlet device is fixedly arranged at the water inlet end of the cylindrical pipe, a movable valve is movably clamped on the cylindrical pipe through a first spring support, the inner diameter of the push type spring is larger than the outer diameter of the cylindrical pipe and smaller than the inner diameter of the first spring support, the movable valve is movably sleeved on the annular chuck through an annular clamping groove, the length of the cylindrical pipe is larger than the length of a drill stem female connector to be cleaned, the length of the movable valve is smaller than the length of the, the service life of the drill rod is prolonged, and the working efficiency of drilling construction is improved.
Description
Technical Field
The invention belongs to the technical field of drill rod cleaning and maintenance, relates to a push-type drill rod inner wall cleaning device and a using method thereof, and particularly relates to a push-type drill rod inner wall cleaning device capable of quickly and effectively cleaning rock residue, coal ash and slurry in an inner cavity of a drill rod and a using method thereof.
Background
In recent years, with the rapid development of economy and science and technology in China, engineering technology is continuously innovated in the fields of engineering infrastructure and mining. The drilling construction is an important link in the engineering field, and the drilling construction mainly plays a role in geological exploration, gas extraction, drilling grouting, oil gas exploitation and the like. Before the drilling operation process, the drilling rod cleaning work is usually a link ignored by field operation workers, drilling blockage accidents are easy to happen, and the engineering construction progress is influenced. Particularly, when the drilling rod grouting or special drilling process is used for construction, the structures of the drilling rod and the drilling bit are complex, and when residues exist in the drilling rod, the residues in the drilling rod are accumulated at the drilling bit or a special structure in the construction process to block the drilling, so that equipment is damaged. In addition, residues in the drill rod can also generate a certain degree of corrosion and acidification on the drill rod, and the service life of the drill rod is influenced.
At present, in the field drilling construction process, workers mostly use normal pressure water to wash the drill rods piled together. Often resulting in inefficient cleaning of individual drill rods, and in particular ineffective cleaning of the drill bore residues. For a long time, each pipe company mostly adopts high-pressure water to clean from a spray gun, but because the number of drill rods is large, workers hold the spray gun to shoot to the part to be cleaned, and the labor intensity is high. Therefore, a convenient and fast cleaning device for the inner wall of the drill rod needs to be developed.
Disclosure of Invention
In view of the above, the invention provides a push-type drill rod inner wall cleaning device and a use method thereof, which are used for solving the problems that the inner wall of a drill rod is difficult to clean and cannot be cleaned cleanly in the prior art, so that the inner wall of the drill rod is cleaned before drilling of the drill rod, the cleanliness of the drill rod is improved, the service life of the drill rod is prolonged, and the work efficiency of drilling construction is improved.
In order to achieve the purpose, the invention provides a pushing type drill rod inner wall cleaning device which comprises a columnar annular nozzle, a movable valve and a water inlet device, wherein the annular nozzle comprises a columnar pipe and an annular clamping head fixedly sleeved at the water outlet end of the columnar pipe, a plurality of annular spraying holes are uniformly distributed on the outer side of the annular clamping head, a plurality of pushing type springs are uniformly arranged on the outer wall of the columnar pipe, the water inlet device is fixedly arranged at the water inlet end of the columnar pipe, the movable valve comprises a first spring support and an annular clamping groove, the movable valve is movably clamped on the columnar pipe through the first spring support, the inner diameter of each pushing type spring is larger than the outer diameter of the columnar pipe and smaller than the inner diameter of the first spring support, the movable valve is movably sleeved on the annular clamping head through the annular clamping groove, the length of the columnar pipe is larger than the.
Furthermore, the water inlet device comprises a water inlet pipe communicated with the cylindrical pipe and a water delivery pipe communicated with the water inlet pipe, a miniature pneumatic booster water pump is detachably mounted on the water delivery pipe, and a pressure-regulating unloading valve is mounted on the miniature pneumatic booster water pump.
Furthermore, a hinge-shaped fixed base is fixedly sleeved outside the water inlet pipe, a plurality of fixed screw holes are uniformly formed in the fixed base, and a second spring support used for movably clamping the pressing type spring is fixedly mounted on the fixed base close to one side of the cylindrical pipe.
Furthermore, fixed base includes two fixed hinges of hinge form, has evenly seted up two fixed screw on every fixed hinge.
Furthermore, the front side of the annular spray hole is a groove-shaped baffle, a front sealing ring is arranged between the annular spray hole and the baffle, and a rear sealing ring is arranged between the annular spray hole and the cylindrical pipe.
Further, a drill rod female connector protective cover is fixedly installed on the outer wall of the movable valve, and the opening degree of the drill rod female connector protective cover is larger than the taper of the drill rod female connector.
Furthermore, the included angle between the annular spray hole on the annular chuck and the annular chuck is 45 degrees.
Furthermore, the fixed base is in threaded connection with the water inlet pipe.
The use method of the push type drill rod inner wall cleaning device comprises the following steps:
A. sleeving a movable valve on a cylindrical pipe of an annular nozzle, uniformly installing pressing type springs on the pipe wall of the cylindrical pipe, fixedly installing an annular chuck on the water outlet end of the cylindrical pipe through a sealing ring, sequentially and fixedly installing a water inlet pipe, a water delivery pipe and a miniature pneumatic booster water pump on the water inlet end of the cylindrical pipe, wherein the water inlet pipe and the water delivery pipe are in conventional sealing connection, and a fixed base is installed on the water inlet pipe in a threaded manner;
B. inserting a proper bolt into a fixed screw hole of the fixed base, and installing the assembled drill rod inner wall cleaning device on a drill rig bracket, so that a worker can conveniently clean the drill rod when the worker puts on the drill rod;
C. the micro pneumatic booster water pump is started, a worker holds the drill rod by hand to align the drill rod female interface to the annular nozzle, the drill rod female interface props against the movable valve, the drill rod is pushed and pressed by force, the movable valve moves leftwards, and high-pressure water washes the inner wall of the drill rod for about 30 seconds through the annular nozzle hole in the annular chuck;
D. after the drill rod is cleaned, the drill rod is removed, the movable valve moves rightwards under the action of the pressing type spring to reset, the annular clamping groove is clamped on the annular clamping head, the annular spraying hole in the annular clamping head is blocked, and the inner wall of the drill rod is cleaned;
E. and D, cleaning the inner wall of the drill rod of the drilling construction in sequence according to the steps A to D, finishing the cleaning work of the drill rod after the drilling construction is drilled to the position, and closing the water pump.
The invention has the beneficial effects that:
1. the invention discloses a push-type drill rod inner wall cleaning device, which is a simple device capable of cleaning residual stone slag, coal ash and slurry on the inner walls of a common drill rod, a grouting drill rod and a high-pressure sealing drill rod. The device mainly comprises a columnar annular nozzle, a movable valve, a pressing type spring, a fixed base, a water inlet pipe and a miniature pneumatic booster water pump with a pressure regulating unloading valve. The columnar annular nozzle can extend into the inner cavity of the drill rod, 6 annularly-symmetrical outer-jetting annular spray holes and a front sealing ring and a rear sealing ring are arranged at the front end column head, and the inner wall of the drill rod can be washed during water spraying. The movable valve is provided with an embedded clamping groove, and the valve is buckled with the annular nozzle when being reset, so that the annular nozzle can be sealed. In addition, a drill rod female opening protective cover is arranged on the movable valve and serves as a bearing structure for pushing and pressing the drill rod, and workers can conveniently hold the drill rod to align to the female joint. Before drilling operation, the device can be fixed on a drill support. When workers go up the drill rod, the water pump is started, and the drill rod is held by hands to push the movable valve to clean the inner wall of the drill rod.
2. The push-type drill rod inner wall cleaning device disclosed by the invention is simple in structure and convenient and fast to operate, residual matters in the inner cavity of the drill rod can be effectively cleaned by washing the inner wall of the drill rod through high-pressure water, drilling blockage accidents are prevented, and the service life of the drill rod is prolonged. The drilling construction efficiency can be effectively improved, the labor intensity of workers is reduced, and the drilling construction method has high field popularization and application values.
Drawings
In order to make the object, technical scheme and beneficial effect of the invention more clear, the invention provides the following drawings for explanation:
FIG. 1 is a schematic structural diagram of a push type drill rod inner wall cleaning device.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Reference numerals in the drawings of the specification include:
the device comprises a spray hole 1, a front sealing ring 2, a rear sealing ring 3, an annular nozzle 4, an annular clamping head 4a, a cylindrical pipe 4b, a movable valve 5, a first spring support 5a, an annular clamping groove 5b, a drill rod female interface protecting cover 5c, a pressing type spring 6, a fixed base 7, a second spring support 7a, a fixed screw hole 8, a water inlet pipe 9, a water delivery pipe 10 and a miniature pneumatic booster water pump 11.
The push type drill rod inner wall cleaning device shown in fig. 1 comprises a columnar annular nozzle 4, a movable valve 5 and a water inlet device, wherein the annular nozzle 4 comprises a columnar pipe 4b and an annular clamping head 4a fixedly sleeved at the water outlet end of the columnar pipe 4b, the water inlet device comprises a water inlet pipe 9 communicated with the columnar pipe 4b and a water pipe 10 communicated with the water inlet pipe 9, and the water inlet pipe 9 and the water pipe 10 are in conventional sealing connection. The water delivery pipe 10 is detachably provided with a miniature pneumatic booster water pump 11, and the miniature pneumatic booster water pump 11 is provided with a pressure regulating unloading valve. The pressure regulating unloading valve can realize the automatic pressure regulating function. The maximum water pressure of the working output of the miniature pneumatic booster water pump 11 is 15MPa, and the output pressure of the water pump is adjusted to 10 MPa. If the pressure is increased, the pressure-regulating unloading valve automatically opens the gas overflow port to maintain the working pressure at 10 MPa. Fixed base 7 threaded connection is on inlet tube 9, and fixed base 7 is the fixed hinge of two hinge forms, has evenly seted up two fixed screw 8 on every fixed hinge. The water inlet pipe 9 is fixed by inserting a proper bolt into the fixing screw hole 8, and then the whole pushing type drill rod inner wall cleaning device is fixed.
A second spring support 7a for movably clamping the pressing spring 6 is fixedly arranged on the fixed base 7 close to one side of the cylindrical tube 4 b. The front side of the annular spray hole 1 is a groove-shaped baffle, a front sealing ring 2 is arranged between the annular spray hole 1 and the baffle, and a rear sealing ring 3 is arranged between the annular spray hole 1 and the cylindrical pipe 4 b. A plurality of annular spray holes 1 which are symmetrically arranged in an annular mode are uniformly distributed on the outer side of the annular clamping head 4a, and the included angle between the annular spray holes 1 on the annular clamping head 4a and the annular clamping head 4a is 45 degrees, so that the inner wall of the drill rod can be impacted by water flow sprayed out of the annular spray holes 1. Evenly install a plurality of push type springs 6 on the outer wall of cylindrical tube 4b, water installations fixed mounting is in the end of intaking of cylindrical tube 4b, and movable valve 5 includes first spring support 5a and ring groove 5b, and movable valve 5 is through the activity card of first spring support 5a on cylindrical tube 4b, and movable valve 5 can slide along cylindrical tube 4b like this. The inner diameter of the pressing type spring 6 is larger than the outer diameter of the cylindrical pipe 4b and smaller than the inner diameter of the first spring support 5a, the movable valve 5 is movably sleeved on the annular clamping head 4a through the annular clamping groove 5b, when the drill rod does not need to be cleaned, the movable valve 5 moves rightwards, the annular spray hole 1 on the annular clamping head 4a is blocked, and the annular spray hole 1 is closed under the condition of no work. The length of the cylindrical pipe 4b is at least 20cm, the length of the cylindrical pipe 4b is larger than that of a drill rod female connector to be cleaned, and the length of the movable valve 5 is smaller than that of the cylindrical pipe 4 b. A drill rod female connector protective cover 5c is fixedly arranged on the outer wall of the movable valve 5, and the opening degree of the drill rod female connector protective cover 5c is larger than the taper of the drill rod female connector.
The use method of the push type drill rod inner wall cleaning device comprises the following steps:
A. sleeving a movable valve on a cylindrical pipe of an annular nozzle, uniformly installing pressing type springs on the pipe wall of the cylindrical pipe, fixedly installing an annular chuck on the water outlet end of the cylindrical pipe through a sealing ring, sequentially and fixedly installing a water inlet pipe, a water delivery pipe and a miniature pneumatic booster water pump on the water inlet end of the cylindrical pipe, wherein the water inlet pipe and the water delivery pipe are in conventional sealing connection, and a fixed base is installed on the water inlet pipe in a threaded manner;
B. inserting a proper bolt into a fixed screw hole of the fixed base, and installing the assembled drill rod inner wall cleaning device on a drill rig bracket, so that a worker can conveniently clean the drill rod when the worker puts on the drill rod;
C. the micro pneumatic booster water pump is started, a worker holds the drill rod by hand to align the drill rod female interface to the annular nozzle, the drill rod female interface props against the movable valve, the drill rod is pushed and pressed by force, the movable valve moves leftwards, and high-pressure water washes the inner wall of the drill rod for about 30 seconds through the annular nozzle hole in the annular chuck;
D. after the drill rod is cleaned, the drill rod is removed, the movable valve moves rightwards under the action of the pressing type spring to reset, the annular clamping groove is clamped on the annular clamping head, the annular spraying hole in the annular clamping head is blocked, and the inner wall of the drill rod is cleaned;
E. and D, cleaning the inner wall of the drill rod of the drilling construction in sequence according to the steps A to D, finishing the cleaning work of the drill rod after the drilling construction is drilled to the position, and closing the water pump.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the invention as defined by the appended claims.
Claims (9)
1. A push-type drill rod inner wall cleaning device is characterized by comprising a columnar annular nozzle, a movable valve and a water inlet device, the annular nozzle comprises a cylindrical pipe and an annular clamping head fixedly sleeved at the water outlet end of the cylindrical pipe, a plurality of annular spray holes are uniformly distributed on the outer side of the annular clamping head, the outer wall of the cylindrical pipe is uniformly provided with a plurality of pressing type springs, the water inlet device is fixedly arranged at the water inlet end of the cylindrical pipe, the movable valve comprises a first spring support and an annular clamping groove, the movable valve is movably clamped on the cylindrical pipe through the first spring support, the inner diameter of the pressing type spring is larger than the outer diameter of the cylindrical pipe and smaller than the inner diameter of the first spring support, the movable valve is movably sleeved on the annular clamping head through the annular clamping groove, the length of the cylindrical pipe is larger than that of the drill rod female connector to be cleaned, and the length of the movable valve is smaller than that of the cylindrical pipe.
2. The push type drill rod inner wall cleaning device as claimed in claim 1, wherein the water inlet device comprises a water inlet pipe communicated with the cylindrical pipe and a water pipe communicated with the water inlet pipe, a miniature pneumatic booster water pump is detachably mounted on the water pipe, and a pressure-regulating unloading valve is mounted on the miniature pneumatic booster water pump.
3. The push type drill rod inner wall cleaning device as claimed in claim 2, wherein the water inlet pipe is fixedly sleeved with a hinge-shaped fixed base, the fixed base is uniformly provided with a plurality of fixed screw holes, and a second spring support for movably clamping the pressing type spring is fixedly arranged on the fixed base close to one side of the cylindrical pipe.
4. The push type drill rod inner wall cleaning device as claimed in claim 3, wherein the fixed base comprises two hinge-shaped fixed hinges, and two fixed screw holes are uniformly formed in each fixed hinge.
5. The push type drill rod inner wall cleaning device as claimed in claim 4, wherein the front side of the annular nozzle hole is a groove-shaped baffle, a front sealing ring is arranged between the annular nozzle hole and the baffle, and a rear sealing ring is arranged between the annular nozzle hole and the cylindrical pipe.
6. The push type drill rod inner wall cleaning device as claimed in claim 4, wherein a drill rod female joint protecting cover is fixedly arranged on the outer wall of the movable valve, and the opening degree of the drill rod female joint protecting cover is larger than the taper of the drill rod female joint.
7. The push type drill rod inner wall cleaning device according to claim 4, wherein the annular nozzle hole in the annular chuck is at an angle of 45 ° with the annular chuck.
8. The push type drill rod inner wall cleaning device as claimed in claim 4, wherein the fixed base is in threaded connection with the water inlet pipe.
9. The use method of the push type drill rod inner wall cleaning device is characterized by comprising the following steps:
A. sleeving a movable valve on a cylindrical pipe of an annular nozzle, uniformly installing pressing type springs on the pipe wall of the cylindrical pipe, fixedly installing an annular chuck on the water outlet end of the cylindrical pipe through a sealing ring, sequentially and fixedly installing a water inlet pipe, a water delivery pipe and a miniature pneumatic booster water pump on the water inlet end of the cylindrical pipe, wherein the water inlet pipe and the water delivery pipe are in conventional sealing connection, and a fixed base is installed on the water inlet pipe in a threaded manner;
B. inserting a proper bolt into a fixed screw hole of the fixed base, and installing the assembled drill rod inner wall cleaning device on a drill rig bracket, so that a worker can conveniently clean the drill rod when the worker puts on the drill rod;
C. the micro pneumatic booster water pump is started, a worker holds the drill rod by hand to align the drill rod female interface to the annular nozzle, the drill rod female interface props against the movable valve, the drill rod is pushed and pressed by force, the movable valve moves leftwards, and high-pressure water washes the inner wall of the drill rod for about 30 seconds through the annular nozzle hole in the annular chuck;
D. after the drill rod is cleaned, the drill rod is removed, the movable valve moves rightwards under the action of the pressing type spring to reset, the annular clamping groove is clamped on the annular clamping head, the annular spraying hole in the annular clamping head is blocked, and the inner wall of the drill rod is cleaned;
E. and D, cleaning the inner wall of the drill rod of the drilling construction in sequence according to the steps A-D, finishing the cleaning work of the drill rod after the drilling construction is drilled to the position, and closing the water pump.
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CN201811285028.9A CN109488254B (en) | 2018-10-30 | 2018-10-30 | Push-type drill rod inner wall cleaning device and using method thereof |
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CN201811285028.9A CN109488254B (en) | 2018-10-30 | 2018-10-30 | Push-type drill rod inner wall cleaning device and using method thereof |
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CN109488254B true CN109488254B (en) | 2020-12-29 |
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US7761948B2 (en) * | 2007-08-07 | 2010-07-27 | Irwin Lawrence F | Waste line inspection and clean-out tool |
DE102009025528A1 (en) * | 2009-06-19 | 2010-12-30 | Rothenberger Ag | Apparatus and method for cleaning pipes and channels |
CN204532162U (en) * | 2015-04-18 | 2015-08-05 | 克拉玛依市金牛工程建设有限责任公司 | Floating scraper formula high-pressure water jet shower nozzle |
CN106881315A (en) * | 2017-03-30 | 2017-06-23 | 重庆泓美仪表有限责任公司 | A kind of slender pipeline method for cleaning |
CN207057196U (en) * | 2017-06-01 | 2018-03-02 | 广西金茂生物化工有限公司 | Cleaning equipment in a kind of heat exchange tube |
CN107044272B (en) * | 2017-06-23 | 2019-04-02 | 西南石油大学 | A kind of coiled tubing paraffin removal unit |
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