CN110056318A - A kind of salt hole air reserved storeroom row halogen pipe preventing clogging up device - Google Patents
A kind of salt hole air reserved storeroom row halogen pipe preventing clogging up device Download PDFInfo
- Publication number
- CN110056318A CN110056318A CN201910330332.9A CN201910330332A CN110056318A CN 110056318 A CN110056318 A CN 110056318A CN 201910330332 A CN201910330332 A CN 201910330332A CN 110056318 A CN110056318 A CN 110056318A
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- CN
- China
- Prior art keywords
- hydraulic
- hinge point
- drilling tool
- drill bit
- control assembly
- Prior art date
- 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.)
- Granted
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- 150000003839 salts Chemical class 0.000 title claims abstract description 49
- 229910052736 halogen Inorganic materials 0.000 title claims abstract description 46
- 150000002367 halogens Chemical class 0.000 title claims abstract description 45
- 238000005553 drilling Methods 0.000 claims abstract description 102
- 239000012267 brine Substances 0.000 claims description 96
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims description 96
- 238000007599 discharging Methods 0.000 claims description 48
- 239000010720 hydraulic oil Substances 0.000 claims description 40
- 241001131796 Botaurus stellaris Species 0.000 claims description 9
- 239000000428 dust Substances 0.000 claims description 9
- 230000008859 change Effects 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 abstract description 14
- 238000000034 method Methods 0.000 description 23
- 230000008569 process Effects 0.000 description 17
- 239000000126 substance Substances 0.000 description 13
- 239000003921 oil Substances 0.000 description 11
- 238000001514 detection method Methods 0.000 description 7
- 239000013078 crystal Substances 0.000 description 5
- 150000004820 halides Chemical class 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000013505 freshwater Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK 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
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/04—Electric drives
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F16/00—Drainage
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/16—Modification of mine passages or chambers for storage purposes, especially for liquids or gases
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The present invention provides a kind of salt hole air reserved storerooms to arrange halogen pipe preventing clogging up device, the salt hole air reserved storeroom row halogen pipe preventing clogging up device includes: drilling system, control assembly and conducting wire, under the control of control assembly, drilling system can be moved along row's halogen pipe, so that drill bit assembly moves to the blocking position of row's halogen pipe, by being arranged support component and drill bit assembly in drilling tool case, first hydraulic push rod is under the control of control assembly, supporting element is pushed to stretch out out of drilling tool case and on the row's of being supported on halogen inside pipe wall, drill bit assembly can be fixed on to corresponding blocking position, to carry out dredging work to blocking position.Salt hole air reserved storeroom provided by the invention arranges halogen pipe preventing clogging up device, after arranging halogen blockage, can control the tamper in the drill bit assembly directly row's of dredging halogen pipe, going on smoothly for the row's of ensure that halogen work improves the efficiency for making chamber.
Description
Technical Field
The invention relates to the field of oil and gas field equipment, in particular to an anti-blocking device for a brine discharge pipe of a salt cavern gas storage.
Background
The process of dissolving salt and discharging brine is a key process before the salt cavern gas storage enters the operation stage, and the process of dissolving salt and discharging brine is a process method for changing salt in an underground salt cavern into brine by using fresh water and discharging the brine from a brine discharge pipe. In the process of making the cavity by the salt dissolving and discharging method, the salt in the salt cavern is dissolved in water to form a cavity, insoluble substances in the salt cavern fall and are deposited, and part of the insoluble substances sometimes enter a brine discharging pipe along with the brine, so that the brine discharging pipe is easy to block; there is also a case where brine is crystallized in the brine discharge pipe and the brine discharge pipe is easily clogged, so that the brine discharge operation cannot be continued.
The existing device for preventing blockage of the halogen discharging pipe blocks insoluble substances from entering the halogen discharging pipe by arranging a cross baffle and a plurality of sieve plates with the diameters gradually reduced from bottom to top.
However, the above anti-clogging device is easy to retain insoluble substances between the two sieve plates, when the retained insoluble substances are too much or the size of the insoluble substances is close to the aperture of the sieve, the sieve is easy to be clogged, so that the brine discharge pipe is clogged, and when brine is crystallized between the two sieve plates, crystals cannot pass through the sieve, and the brine discharge pipe is also clogged, so that the anti-clogging purpose is not achieved. That is, there is a lack in the prior art of a device that can effectively prevent the blockage of the halogen discharge pipe.
Disclosure of Invention
In view of the above, the present invention has been developed to provide an anti-clogging device for a brine discharge pipe of a salt cavern gas storage that overcomes or at least partially solves the above problems.
In order to solve the problems, the invention discloses an anti-blocking device for a brine discharge pipe of a salt cavern gas storage, which is applied to the brine discharge pipe and comprises: a drilling tool system, a control assembly and a lead; wherein,
the drilling tool system is arranged at the top of the halogen discharging pipe and is connected with the control assembly through the lead, and the control assembly is used for controlling the drilling tool system to move along the halogen discharging pipe;
the drilling tool system comprises: the drilling tool box is connected with the control assembly through the lead;
the support assembly includes: the support part is pushed to extend out of the drilling tool box and is supported on the inner wall of the brine discharge pipe, or the support part is retracted into the drilling tool box.
Optionally, the drill bit assembly comprises: the drill motor, the drill and the second hydraulic push rod; wherein,
the drill bit motor is respectively connected with the drill bit and the control assembly;
the second hydraulic push rod is respectively connected with the drill motor and the control component, and the second hydraulic push rod pushes the drill or withdraws the drill under the control of the control component.
Optionally, the control assembly comprises: the control assembly is used for controlling the first hydraulic push rod to push the supporting piece or withdraw the supporting piece according to the change of the current in the drill bit motor.
Optionally, the apparatus further comprises: and the dust suction port of the dust collector is arranged close to the drill bit.
Optionally, the apparatus further comprises: a hydraulic oil supply cylinder and a steering valve; wherein,
the hydraulic oil supply cylinder is connected with the first hydraulic push rod and the second hydraulic push rod through the steering valve respectively, and the hydraulic oil supply cylinder and the steering valve are connected with the control assembly respectively.
Optionally, the first hydraulic ram comprises: the first hydraulic cylinder, the first piston and the first spring; wherein,
the first hydraulic cylinder is connected with the hydraulic oil supply cylinder through the steering valve, the first piston and the first spring are arranged in the first hydraulic cylinder, the first end of the first spring is fixedly connected with the first hydraulic cylinder, the second end of the first spring is fixedly connected with the first piston, and the first piston is connected with the supporting piece.
Optionally, the second hydraulic ram comprises: a second hydraulic cylinder, a second piston and a second spring; wherein,
the second hydraulic cylinder is connected with the hydraulic oil supply cylinder through the steering valve, the second piston and the second spring are arranged in the second hydraulic cylinder, the first end of the second spring is fixedly connected with the second hydraulic cylinder, the second end of the second spring is fixedly connected with the second piston, and the second piston is connected with the drill motor.
Optionally, the support comprises: the telescopic rod, the four connecting rods and the two support pieces; wherein,
the four connecting rods are sequentially hinged to form a first hinge point, a second hinge point, a third hinge point and a fourth hinge point, the first hinge point is opposite to the second hinge point, the third hinge point is opposite to the fourth hinge point, the first hinge point is connected with the first piston, the second hinge point is fixed in the drilling tool box, one of the supporting sheets is arranged at the third hinge point, and the other supporting sheet is arranged at the fourth hinge point;
one end of the telescopic rod is connected with the first hinge point, and the other end of the telescopic rod is connected with the second hinge point.
Optionally, the drilling tool box is provided with two through holes for the two supporting pieces to pass through, and the position of one through hole corresponds to the position of one supporting piece.
Optionally, the apparatus further comprises: the wire rotating shaft is fixed to the top of the brine discharge pipe, the wire is wound on the wire rotating shaft, the wire rotating shaft is electrically connected with the control assembly, and the control assembly controls the drilling tool system to move along the brine discharge pipe by controlling the rotation of the wire rotating shaft.
The invention has the following advantages:
according to the salt cavern gas storage brine discharge pipe anti-blocking device provided by the embodiment of the invention, through a drilling tool system arranged at the top of a brine discharge pipe, the drilling tool system can move along the brine discharge pipe under the control of a control assembly, so that a drill bit assembly moves to the blocking position of the brine discharge pipe, and through arranging a support assembly and the drill bit assembly in a drilling tool box, a first hydraulic push rod pushes a support member to extend out of the drilling tool box and support the support member on the inner wall of the brine discharge pipe under the control of the control assembly, so that the drill bit assembly can be fixed at the corresponding blocking position to dredge the blocking position; after dredging is finished, the support can be retracted into the drilling tool box, and the drilling tool system is retracted to the top of the halogen discharge pipe. According to the anti-blocking device for the brine discharging pipe of the salt cavern gas storage, provided by the invention, after the brine discharging pipe is blocked, the drill bit assembly can be controlled to directly dredge the blockage in the brine discharging pipe, and the blockage can be cleaned no matter whether the blockage is insoluble substances or crystalline substances in the salt cavern, so that the smooth operation of brine discharging is ensured, and the cavity building efficiency is improved.
Drawings
FIG. 1 is a schematic structural diagram of an anti-blocking device for a brine discharge pipe of a salt cavern gas storage according to the invention;
fig. 2 is a schematic structural diagram of a drilling tool system in the salt cavern gas storage brine discharge pipe anti-blocking device provided by the embodiment of the invention.
Description of reference numerals:
10-halogen discharge pipe, 20-outer pipe, 30-drilling tool system, 301-drilling head component, 3011-drilling head motor, 3012-drilling head, 3013-second hydraulic push rod, 30131-second hydraulic cylinder, 30132-second piston, 30133-second spring, 302-support component, 3021-support component, 30211-telescopic rod, 30212-connecting rod, 30213-support piece, 3022-first hydraulic push rod, 30221-first hydraulic cylinder, 30222-first piston, 30223-first spring, 303-drilling tool box, 304-hydraulic oil supply cylinder, 305-steering valve, 40-lead, 50-camera, 60-dust collector, 70-gate valve.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
The embodiment of the invention provides an anti-blocking device for a brine discharge pipe of a salt cavern gas storage, which is applied to dredging of the brine discharge pipe after the brine discharge pipe is blocked, and comprises: a drilling tool system, a control assembly and a lead; wherein the drilling tool system is arranged at the top of the halogen discharging pipe and is connected with the control component through the lead, and the control component is used for controlling the drilling tool system to move along the halogen discharging pipe; the drilling tool system comprises: the drilling tool box is connected with the control assembly through the lead; the support assembly includes: the support part is pushed to extend out of the drilling tool box and is supported on the inner wall of the brine discharge pipe, or the support part is retracted into the drilling tool box.
According to the salt cavern gas storage brine discharge pipe anti-blocking device provided by the embodiment of the invention, through a drilling tool system arranged at the top of a brine discharge pipe, the drilling tool system can move along the brine discharge pipe under the control of a control assembly, so that a drill bit assembly moves to the blocking position of the brine discharge pipe, and through arranging a support assembly and the drill bit assembly in a drilling tool box, a first hydraulic push rod pushes a support member to extend out of the drilling tool box and support the support member on the inner wall of the brine discharge pipe under the control of the control assembly, so that the drill bit assembly can be fixed at the corresponding blocking position to dredge the blocking position; after dredging is finished, the support can be retracted into the drilling tool box, and the drilling tool system is retracted to the top of the halogen discharge pipe. According to the anti-blocking device for the brine discharging pipe of the salt cavern gas storage, provided by the invention, after the brine discharging pipe is blocked, the drill bit assembly can be controlled to directly dredge the blockage in the brine discharging pipe, and the blockage can be cleaned no matter whether the blockage is insoluble substances or crystalline substances in the salt cavern, so that the smooth operation of brine discharging is ensured, and the cavity building efficiency is improved.
Referring to fig. 1, which shows a schematic structural diagram of a salt cavern gas storage brine discharge pipe anti-blocking device of the present invention, as shown in fig. 1, the salt cavern gas storage brine discharge pipe anti-blocking device provided by the present invention is mainly applied to a brine discharge pipe 10, the brine discharge pipe 10 is a component for discharging brine in a salt dissolving and brine discharging process, a pipe column used for salt dissolving and brine discharging includes a brine discharge pipe 10 and an outer pipe 20, the brine discharge pipe 10 is sleeved in the outer pipe 20, a gap is formed between the brine discharge pipe 10 and the outer pipe 20, the salt dissolving and brine discharging process is to inject fresh water into a salt cavern cavity through the gap between the brine discharge pipe 10 and the outer pipe 20, salt in an underground salt cavern is changed into brine by using the fresh water, and brine is discharged from the brine discharge pipe 10, generally, the bottom end of the brine discharge pipe 10 is lower than the bottom end of the outer pipe 20, so that the concentration of the discharged brine is high.
The embodiment of the invention provides a salt cavern gas storage halide discharging pipe anti-blocking device, which specifically comprises: the drilling system 30, the control assembly and the lead wires 40, the drilling system 30 is arranged at the top of the halogen discharging pipe 10, the drilling system 30 is connected with the control assembly through the lead wires 40, and the control assembly is used for controlling the drilling system 30 to move along the halogen discharging pipe 10.
In practical applications, the control assembly may control the movement of the drilling tool system 30 along the halogen discharging pipe 10 by controlling the retraction and extension of the conducting wire 40, wherein the control assembly may be disposed on the halogen discharging pipe 10 or at another position convenient for the control of the operator, and the specific position of the control assembly is not limited in the embodiment of the present invention.
In an embodiment of the present invention, the drilling system 30 comprises: the drilling tool box 303, the drilling bit assembly 301 and the supporting assembly 302 are arranged in the drilling tool box 303, and the drilling tool box 303 is mainly used for fixing the drilling bit assembly 301 and the supporting assembly 302 so as to ensure that the positions of the drilling bit assembly 301 and the supporting assembly 302 are relatively fixed, so that the drilling bit assembly 301 can be fixed at the corresponding position when the supporting assembly 302 is supported in the halogen discharging pipe 10.
Referring to fig. 2, which shows a schematic structural diagram of a drilling tool system in the salt cavern gas storage brine discharge pipe anti-blocking device according to an embodiment of the present invention, as shown in fig. 2, in order to implement a supporting function of the supporting assembly 302, in an embodiment of the present invention, the supporting assembly 302 includes: a support 3021 and a first hydraulic push rod 3022, the first hydraulic push rod 3022 is respectively connected with the support 3021 and the control assembly, and the first hydraulic push rod 3022 pushes the support 3021 to extend out of the tool box 303 and support on the inner wall of the halogen discharging pipe 10 under the control of the control assembly, or retracts the support 3021 into the tool box 303.
In practical application, the anti-blocking device for the brine discharging pipe of the cavern gas storage provided by the invention has the advantages that the drilling tool system 30 can move along the brine discharging pipe 10 under the control of the control assembly, when the drilling tool system 30 moves to the blocking position, the control system controls the first hydraulic push rod 3022 in the support assembly 302 to push the support 3021 to extend out of the drilling tool box 303 and support the support on the inner wall of the brine discharging pipe 10, at the moment, the drill bit assembly 301 is fixed at the blocking position together with the support assembly 302, and then the control assembly can control the drill bit assembly 301 to dredge the blocking position to clear the blocking object; after the dredging is finished, the control assembly controls the first hydraulic push rod 3022 to retract the support 3021 into the tool box 303 and controls the tool system to return to the top of the halogen discharge pipe 10. According to the salt cavern gas storage bittern discharge pipe anti-blocking device provided by the embodiment of the invention, after the bittern discharge pipe 10 is blocked, the drill bit assembly 301 can be controlled to directly dredge the blockage in the bittern discharge pipe 10, and the blockage can be cleaned no matter whether the blockage is insoluble substances or crystals in a salt cavern, so that the efficiency of dissolving salt, discharging bittern and creating cavities is improved.
In an embodiment of the present invention, as shown in fig. 2, the drill bit assembly 301 of the drilling system 30 may include: the drilling machine comprises a drilling motor 3011, a drilling head 3012 and a second hydraulic push rod 3013, wherein the drilling head motor 3011 is connected with the drilling head 3012 and the control component, and the drilling head motor 3011 drives the drilling head 3012 to rotate under the control of the control component so as to drill and crush the blockage. The second hydraulic push rod 3013 is connected to the drill motor 3011 and the control module, respectively, and the second hydraulic push rod 3013 pushes the drill bit 3012 to move downward or withdraw the drill bit 3012 under the control of the control module.
As shown in fig. 2, the drill bit 3012 is disposed at the lower end of the drill box 303, and when the drill motor 3011 drives the drill bit 3012 to rotate, the second hydraulic ram 3013 pushes the drill bit 3012 to extend downward to drill more plugs, wherein the length of the drill bit 3012 can be set according to actual conditions. For example, the drill bit 3012 may extend downward 10 cm under the push of the second hydraulic ram 3013. The embodiment of the present invention does not limit the specific extension length of the drill bit 3012.
In addition, after the drill bit 3012 is fully extended, if the brine discharge pipe 10 is not completely dredged, the control assembly may control the second hydraulic ram 3013 to withdraw the drill bit 3012, and at the same time, control the first hydraulic ram 3022 to withdraw the support 3021 into the tool box, and then control the tool system 30 to continue to move down the brine discharge pipe 10, and repeat the above supporting process by the supporting assembly 302 and drilling process by the drill bit assembly 301 until the brine discharge pipe 10 is completely dredged.
In order to determine the position of the blockage and the dredging condition of the halogen discharging pipe 10, in the embodiment of the invention, the control assembly comprises: a current detection module for detecting a current of the bit motor 3011, and a control assembly for controlling the first hydraulic push rod 3022 to push the support 3021 or to retract the support 3021 according to a change in the current of the bit motor 3011.
Specifically, in the process of dredging the blockage in the brine discharge pipe 10 by the drilling tool system 30, firstly, compressed air is pumped into the brine discharge pipe 10 to completely discharge brine above the blockage position, then, the control assembly controls the drilling tool system 30 to move downwards from the top of the brine discharge pipe 10, meanwhile, the control assembly controls the drill bit motor 3011 to drive the drill bit 3012 to rotate, at the moment, the drill bit 3012 is in a low-speed idle running state, and the current in the drill bit motor 3011 is low; when the drill bit 3012 contacts with the blockage when the drill system 30 moves downwards, the drill bit 3012 starts to drill into the blockage, at this time, the drill bit 3012 is in a working state, the current in the drill bit motor 3011 increases, and after the current detection module detects a signal of the current increase, the control module controls the first hydraulic push rod 3022 to push the support 3021 to extend out of the drill box 303 and support on the inner wall of the halogen discharge pipe 10, so that the drill box 303 is temporarily fixed in the halogen discharge pipe 10, and at the same time, the control module controls the second hydraulic push rod 3013 to push the drill bit 3012 to move downwards to drill out the blockage such as insoluble substances or crystals. When the blockage is drilled, the drill bit 3012 is in an idle state, the current in the drill bit motor 3011 is reduced, and after the current detection module detects a signal of the reduced current, the control module starts to control the first hydraulic push rod 3022 to retract the support 3021, and simultaneously, controls the second hydraulic push rod 3013 to retract the drill bit 3012. The control assembly then controls the drilling system 30 to continue moving downward and repeat the above drilling process until the plugs in the halide discharge pipe 10 are completely broken.
In order to detect the dredging condition of the brine discharge pipe 10, the embodiment of the invention provides an anti-blocking device for the brine discharge pipe of the salt cavern gas storage, which further comprises: the camera 50, camera 50 are close to the setting of drill bit 3012, and control assembly and camera 50 electric connection for judge whether the drill bit 3012 dredges the plug and accomplish, if the mediation is accomplished, the drilling tool system 30 will be withdrawed to the control assembly, if not dredged, the control assembly will control the drilling tool system 30 and continue the downstream, in order to dredge completely the bittern discharging pipe 10.
The embodiment of the invention provides a salt cavern gas storage halide discharging pipe anti-blocking device, which further comprises: the dust collector 60, the dust suction opening of the dust collector 60 is arranged near the drill bit 3012, after the blocking object is drilled, the dust collector 60 can suck the drilled particles and powder to clean the halogen discharging pipe 10. The vacuum cleaner 60 provided in this embodiment is disposed at the top of the tool box 303 to facilitate cleaning of the vacuum cleaner 60.
In practical applications, the specific structural forms of the first hydraulic push rod 3022, the second hydraulic push rod 3013 and the support 3021 may be set according to practical situations as long as the corresponding functions are achieved.
In order to provide the driving force for the first hydraulic push rod 3022 and the second hydraulic push rod 3013, in an embodiment of the present invention, the salt cavern gas storage bittern discharge pipe anti-blocking device further includes: a hydraulic supply cylinder 304 and a steering valve 305, wherein the hydraulic supply cylinder 304 is respectively connected with the first hydraulic push rod 3022 and the second hydraulic push rod 3013 through the steering valve 305, and the hydraulic supply cylinder 304 and the steering valve 305 are respectively connected with the control assembly.
Alternatively, in the embodiment of the present invention, as shown in fig. 2, the first hydraulic push rod 3022 includes: the hydraulic control system comprises a first hydraulic cylinder 30221, a first piston 30222 and a first spring 30223, wherein the first hydraulic cylinder 30221 is connected to the hydraulic supply cylinder 304 through a steering valve 305, the first piston 30222 and the first spring 30223 are arranged in the first hydraulic cylinder 30221, a first end of the first spring 30223 is fixedly connected to the first hydraulic cylinder 30221, a second end of the first spring 30223 is fixedly connected to the first piston 30222, the first piston 30222 is connected to a support 3021, a pressure oil pump and an oil suction pump are arranged in the hydraulic supply cylinder 304, the pressure oil pump and the oil suction pump are respectively connected to a control assembly, the pressure oil pump is used for introducing hydraulic oil into the first hydraulic cylinder 30221, and the oil suction pump is used for sucking the hydraulic oil in the first hydraulic cylinder 30221 into the hydraulic supply cylinder 304.
In practical application, when the drill bit 3012 contacts a blockage, the drill bit 3012 starts to drill into the blockage, at this time, the drill bit 3012 is in a working state, the current in the drill bit motor 3011 increases, and after the current detection module detects a signal of the current increase, the control module controls the hydraulic oil pump and the steering valve 305 in the hydraulic oil supply cylinder 304 to introduce hydraulic oil into the first hydraulic cylinder 30221, at this time, the hydraulic oil pushes the first piston 30222 to move downward, and further pushes the support 3021 to extend out of the drill box 303 and support on the inner wall of the halogen discharge pipe 10, and at the same time, the first spring 30223 is compressed; when the support 3021 needs to be retracted, the control assembly controls the oil suction pump and the steering valve 305 to suck hydraulic oil in the first hydraulic cylinder 30221 into the hydraulic supply cylinder 304, at this time, the first spring 30223 pushes the first piston 30222 to move upwards, and the upward movement of the first piston 30222 drives the support 3021 to be retracted into the tool box 303, so that the supporting and retracting processes of the support 3021 are completed.
Optionally, in an embodiment of the present invention, as shown in fig. 2, the second hydraulic ram 3013 includes: the hydraulic system comprises a second hydraulic cylinder 30131, a second piston 30132 and a second spring 30133, wherein the second hydraulic cylinder 30131 is connected to the hydraulic supply cylinder 304 through a steering valve 305, the second piston 30132 and the second spring 30133 are arranged in the second hydraulic cylinder 30131, a first end of the second spring 30133 is fixedly connected to the second hydraulic cylinder 30131, a second end of the second spring 30133 is fixedly connected to the second piston 30132, and the second piston 30132 is connected to the drill motor 3011.
In practical application, after the first hydraulic push rod 3022 pushes the support 3021 to be supported on the inner wall of the halogen discharging pipe 10, the control component controls the hydraulic oil pump and the steering valve 305 in the hydraulic oil supply cylinder 304 to introduce hydraulic oil into the second hydraulic cylinder 30131, at this time, the hydraulic oil pushes the second piston 30132 to move downward and drives the drill bit motor 3011 to move downward, so that the drill bit 3012 gradually moves downward to drill a blockage, and at the same time, the second spring 30133 is compressed; after the blockage is drilled, the drill bit 3012 is in an idle state, the current in the drill bit motor 3011 is reduced, and after the current detection module detects a signal of the reduced current, the control component starts to control the oil suction pump and the steering valve 305 to suck hydraulic oil in the second hydraulic cylinder 30131 into the hydraulic oil supply cylinder 304, at this time, the second spring 30133 pushes the second piston 30132 to move upward, and the second piston 30132 moves upward to drive the drill bit 3012 to retract.
Optionally, in the embodiment of the present invention, as shown in fig. 2, the support 3021 includes: the telescopic rod 30211, four connecting rods 30212 and two support pieces 30213, wherein the four connecting rods 30212 are sequentially and hingedly connected to form a first hinge point, a second hinge point, a third hinge point and a fourth hinge point, the first hinge point is opposite to the second hinge point, the third hinge point is opposite to the fourth hinge point, the first hinge point is connected to the first piston 30224, the second hinge point is fixed in the drilling tool box 303, one of the support pieces 30213 is disposed at the third hinge point, another support piece 30213 is disposed at the fourth hinge point, one end of the telescopic rod 30211 is connected to the first hinge point, and the other end of the telescopic rod 30211 is connected to the second hinge point.
In practical applications, when the first piston 30222 moves downward, the first hinge point moves downward along with the first piston 30222, the first spring 30222 is compressed, and the second hinge point is fixed in the tool box 303, so that the telescopic rod 30211 is compressed, and the third hinge point and the fourth hinge point extend toward the outside of the tool box 303 until the two support pieces 30213 are supported on the inner wall of the halogen discharging pipe 10. When the support 3021 needs to be retracted, the first piston 30222 is moved upward under the urging of the first spring 30223, and the first hinge point is moved upward, so that the telescopic rod 30211 is extended, and at the same time, the third hinge point and the fourth hinge point drive the two support tabs 30213 to be retracted toward the inside of the tool box 303.
In the embodiment of the present invention, two through holes for two supporting pieces 30123 to pass through are provided on the drilling tool box 303, the position of one through hole corresponds to the position of one supporting piece 30123, the supporting piece 30123 can be supported on the inner wall of the halogen discharging pipe 10 after passing through the through hole, in practical applications, the supporting piece 30123 may be a sheet-shaped rubber mat, and the specific shape and type of the supporting piece 30123 are not limited in this embodiment.
In practical application, the device provided by the embodiment of the invention needs a hydraulic oil pipe and a plurality of conducting wires, the hydraulic oil pipe is arranged between the hydraulic supply cylinder 304 and the first hydraulic cylinder 30221 and the second hydraulic cylinder 30131, the conducting wires are used for realizing electrical connection, and in order to prevent brine from corroding the hydraulic oil pipe and the conducting wires, the device further provides a protection pipe, and the hydraulic oil pipe and the conducting wires are arranged in the protection pipe.
In the embodiment of the invention, the salt cavern gas storage brine discharge pipe anti-blocking device further comprises: the wire pivot, the top at row's halogen pipe 10 is fixed in the wire pivot, the winding has wire 40 in the wire pivot, wire pivot and control assembly electric connection, control assembly passes through the rotation of control wire pivot, move along row's halogen pipe 10 with control drilling tool system 30, specifically, when the wire pivot is rotatory, epaxial wire 40 of wire pivot can be receive and release, drilling tool system 30 be connected with wire 40 under the effect of self gravity, can move along row's halogen pipe 10, in order to clear up the plug in arranging halogen pipe 10.
It will be appreciated that in practice, in order to prevent the lead wire 40 from breaking during the movement of the belt drill system 30 along the halide discharge pipe 10, the embodiment of the present invention provides the salt cavern storage halide discharge pipe anti-clogging device further comprising: and the steel wire rope and the wire 40 are wound on the wire rotating shaft together, and the steel wire rope and the wire 40 are connected with the drilling tool system 30 together to play a role in reinforcing the wire 40.
In practical application, in order to prevent brine from washing the drilling tool system 30, as shown in fig. 1, in the embodiment of the present invention, a gate valve 70 is disposed in the brine discharge pipe 10, the gate valve 70 is disposed between the wire rotation shaft and the outlet of the brine discharge pipe 10, the gate valve 70 is connected to the control component, when the brine discharge pipe 10 does not need to be dredged, the drilling tool system 30 is stored above the gate valve 70, and the control component controls the gate valve 70 to close, so as to prevent brine from washing the drilling tool system 30 when brine is discharged; when it is desired to unblock the halogen evacuation tube 10, the control assembly controls the gate valve 70 to open and the control assembly controls the drilling system 30 to move downward to reach the blocked position.
During the use process of the anti-blocking device for the brine discharging pipe of the salt cavern gas storage, provided by the embodiment of the invention, firstly, the control component controls the gate valve 70 to be opened and controls the wire rotating shaft to rotate so as to release the steel wire rope and the wire 40 wound on the wire rotating shaft, at the moment, the drilling tool system 30 can move downwards along the brine discharging pipe 10 under the action of gravity, meanwhile, the control component drives the drill bit 3012 to rotate by controlling the drill bit motor 3011, at the moment, the drill bit 3012 is in a low-speed idle running state, and the current in the drill bit motor 3011 is low; when the drilling tool system 30 moves downwards and the drilling head 3012 contacts with a blockage, the drilling head 3012 starts to drill into the blockage, at this time, the drilling head 3012 is in a working state, the current in the drilling head motor 3011 increases, after the current detection module detects a signal of the increase of the current, the control component controls the hydraulic oil pump and the steering valve 305 in the hydraulic oil supply cylinder 304 to introduce hydraulic oil into the first hydraulic cylinder 30221, at this time, the hydraulic oil pushes the first piston 30222 to move downwards, and further pushes the support piece 30213 to extend out of the drilling tool box 303 and support on the inner wall of the halogen discharge pipe 10, so that the drilling tool box 303 is temporarily fixed in the halogen discharge pipe 10, and then the control component controls the hydraulic oil pump and the steering valve 305 in the hydraulic oil supply cylinder 304 to introduce hydraulic oil into the second hydraulic cylinder 30131, at this time, the hydraulic oil pushes the second piston 30132 to move downwards and drives the drilling head motor 3011 to move downwards, so that the drilling head 3012 gradually, to drill down plugs of insolubles or crystals, etc., while the control assembly controls the suction cleaner 60 to suck up drilled down plugs. After the blockage is drilled, the drill bit 3012 is in an idle state, the current in the drill bit motor 3011 is reduced, and after the current detection module detects a signal of the reduced current, the control component starts to control the oil suction pump and the steering valve 305 to suck the hydraulic oil in the second hydraulic cylinder 30131 into the hydraulic oil supply cylinder 304, at this time, the second spring 30133 pushes the second piston 30132 to move upward, the second piston 30132 moves upward to drive the drill bit 3012 to retract, and then the control component controls the oil suction pump and the steering valve 305 to suck the hydraulic oil in the first hydraulic cylinder 30221 into the hydraulic oil supply cylinder 304, at this time, the first spring 30223 pushes the first piston 30222 to move upward, and the upward movement of the first piston 30222 drives the supporting sheet 30213 to retract into the drill bit box 303. Then, the control component controls the drilling tool system 30 to continue moving downwards, and repeats the above drilling process until the blockage in the brine discharge pipe 10 is completely drilled; when the blockage in the halogen discharging pipe 10 is completely cleaned, the control assembly controls the drilling tool system 30 to move upwards, and when the blockage returns to the position above the top gate valve 70 of the halogen discharging pipe 10, the control assembly controls the gate valve 70 to be closed.
The salt cavern gas storage brine discharge pipe anti-blocking device provided by the embodiment of the invention can be placed in a brine discharge pipe for a long time, and after the brine discharge pipe is blocked, the control assembly can control the drill bit assembly to directly dredge the blockage in the brine discharge pipe, so that the blockage can be cleaned no matter whether the blockage is insoluble substances or crystals in a salt cavern, the smooth operation of brine discharge is ensured, and the cavity making efficiency is improved.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or terminal that comprises the element.
The salt cavern gas storage brine discharge pipe anti-blocking device provided by the invention is introduced in detail, the principle and the implementation mode of the invention are explained by applying specific examples, and the description of the examples is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (10)
1. A salt cavern gas storage arranges bittern pipe anti-clogging device, applies to row bittern pipe, characterized by that, the device includes: a drilling tool system, a control assembly and a lead; wherein,
the drilling tool system is arranged at the top of the halogen discharging pipe and is connected with the control assembly through the lead, and the control assembly is used for controlling the drilling tool system to move along the halogen discharging pipe;
the drilling tool system comprises: the drilling tool box is connected with the control assembly through the lead;
the support assembly includes: the support part is pushed to extend out of the drilling tool box and is supported on the inner wall of the brine discharge pipe, or the support part is retracted into the drilling tool box.
2. The apparatus of claim 1, wherein the drill bit assembly comprises: the drill motor, the drill and the second hydraulic push rod; wherein,
the drill bit motor is respectively connected with the drill bit and the control assembly;
the second hydraulic push rod is respectively connected with the drill motor and the control component, and under the control of the control component, the second hydraulic push rod pushes the drill or retracts the drill.
3. The apparatus of claim 2, wherein the control component comprises: the control assembly is used for controlling the first hydraulic push rod to push the supporting piece or withdraw the supporting piece according to the change of the current in the drill bit motor.
4. The apparatus of claim 2, further comprising: and the dust suction port of the dust collector is arranged close to the drill bit.
5. The apparatus of claim 2, further comprising: a hydraulic oil supply cylinder and a steering valve; wherein,
the hydraulic oil supply cylinder is connected with the first hydraulic push rod and the second hydraulic push rod through the steering valve respectively, and the hydraulic oil supply cylinder and the steering valve are connected with the control assembly respectively.
6. The apparatus of claim 5, wherein the first hydraulic ram comprises: the first hydraulic cylinder, the first piston and the first spring; wherein,
the first hydraulic cylinder is connected with the hydraulic oil supply cylinder through the steering valve, the first piston and the first spring are arranged in the first hydraulic cylinder, the first end of the first spring is fixedly connected with the first hydraulic cylinder, the second end of the first spring is fixedly connected with the first piston, and the first piston is connected with the supporting piece.
7. The apparatus of claim 5, wherein the second hydraulic ram comprises: a second hydraulic cylinder, a second piston and a second spring; wherein,
the second hydraulic cylinder is connected with the hydraulic oil supply cylinder through the steering valve, the second piston and the second spring are arranged in the second hydraulic cylinder, the first end of the second spring is fixedly connected with the second hydraulic cylinder, the second end of the second spring is fixedly connected with the second piston, and the second piston is connected with the drill motor.
8. The apparatus of claim 6, wherein the support comprises: the telescopic rod, the four connecting rods and the two support pieces; wherein,
the four connecting rods are sequentially hinged to form a first hinge point, a second hinge point, a third hinge point and a fourth hinge point, the first hinge point is opposite to the second hinge point, the third hinge point is opposite to the fourth hinge point, the first hinge point is connected with the first piston, the second hinge point is fixed in the drilling tool box, one of the supporting sheets is arranged at the third hinge point, and the other supporting sheet is arranged at the fourth hinge point;
one end of the telescopic rod is connected with the first hinge point, and the other end of the telescopic rod is connected with the second hinge point.
9. The device according to claim 8, wherein the drill box is provided with two through holes for the two support plates to pass through, and the position of one through hole corresponds to the position of one support plate.
10. The apparatus of claim 1, further comprising: the wire rotating shaft is fixed to the top of the brine discharge pipe, the wire is wound on the wire rotating shaft, the wire rotating shaft is electrically connected with the control assembly, and the control assembly controls the drilling tool system to move along the brine discharge pipe by controlling the rotation of the wire rotating shaft.
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| CN201910330332.9A CN110056318B (en) | 2019-04-23 | 2019-04-23 | Anti-blocking device for brine discharge pipe of salt cavern gas storage |
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| CN201910330332.9A CN110056318B (en) | 2019-04-23 | 2019-04-23 | Anti-blocking device for brine discharge pipe of salt cavern gas storage |
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| CN110566161A (en) * | 2019-09-30 | 2019-12-13 | 南华大学 | Mechanical descaling device and descaling method for in-situ leaching production well |
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| CN115142817A (en) * | 2021-03-30 | 2022-10-04 | 中国石油化工股份有限公司 | Anti-crystallization gas injection and brine discharge pipe column structure and method and salt cavern gas storage |
| CN117552755A (en) * | 2024-01-11 | 2024-02-13 | 河北燃气有限公司 | Brine discharging device of salt cavern gas storage |
| CN117722162A (en) * | 2023-11-24 | 2024-03-19 | 中能建数字科技集团有限公司 | Brine discharge device and brine discharge method for salt cavern gas storage |
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