CN208792953U - A kind of coring drilling pipe - Google Patents
A kind of coring drilling pipe Download PDFInfo
- Publication number
- CN208792953U CN208792953U CN201821432579.9U CN201821432579U CN208792953U CN 208792953 U CN208792953 U CN 208792953U CN 201821432579 U CN201821432579 U CN 201821432579U CN 208792953 U CN208792953 U CN 208792953U
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- drilling pipe
- closure member
- anticreep
- cavity
- semicircular plate
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- 238000005553 drilling Methods 0.000 title claims abstract description 247
- 238000010943 off-gassing Methods 0.000 claims abstract description 22
- 230000000694 effects Effects 0.000 claims abstract description 10
- 238000003032 molecular docking Methods 0.000 claims description 39
- 239000002689 soil Substances 0.000 claims description 17
- 230000001681 protective effect Effects 0.000 claims description 9
- 238000005452 bending Methods 0.000 claims description 5
- 238000011065 in-situ storage Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 230000005489 elastic deformation Effects 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 230000005484 gravity Effects 0.000 abstract description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000004744 fabric Substances 0.000 description 4
- 230000035699 permeability Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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Abstract
The utility model discloses a kind of coring drilling pipes, it is related to boring mechanic technical field, its key points of the technical solution are that including main drilling pipe, being connected to the drill bit of main drilling pipe one end and be connected to the connection cover for coring drilling pipe and drilling machine to link together of the main drilling pipe other end；Air guide cavity, air guide cavity generally toroidal cavity are offered in main drilling pipe；The outgassing groove being connected to air guide cavity is offered on the outer wall of main drilling pipe, the position of outgassing groove is located at main drilling pipe at the position of connection cover；In air guide cavity towards in the cavity wall in main drilling pipe inner wall direction through offering several gas vents；And to be shaped to section S-type for gas vent.The utility model is solved when taking out drilling pipe, the problem of core in drilling pipe may be deviate from from drilling pipe under the effect of gravity, core in drilling pipe can be stored in drilling pipe, the case where core is deviate from from drilling pipe is less prone to, so that the core work of staff is more convenient.
Description
Technical field
The utility model relates to boring mechanic technical field, in particular to a kind of coring drilling pipe.
Background technique
Core is the needs according to geological work or engineering, using core ring bit and other coring tools, out of hole
The cylindric rock sample taken out.Core is research and the important material in kind for understanding subsurface geology and mineral products situation.
Authorization Notice No. is that the Chinese patent of CN203685035U discloses a kind of core drill bit structure, including main drilling rod,
With main drilling rod by the core pipe connector of taper screwed connection, with core pipe connector by the core barrel of screwed connection,
It is installed on the brill tooth of core barrel bottom end, it is oblique to be equipped with anti-mouth identical with core barrel outer diameter above the core pipe connector
The upper surface of pipe, the anti-mouth association control is opened wide, and forms the circle of a sealed bottom by screwed connection with core pipe connector below
Cylinder, the tube wall upper end of the anti-mouth inclined tube is inclined, and the angle of inclined-plane and horizontal plane is 35-45 degree.The core drill bit knot
The anti-mouth inclined tube of structure can play the role of the rubble or other hard objects that storage drilling top is fallen, and can effectively prevent falling object card
The tube wall upper end of dead drill bit, anti-mouth inclined tube is inclined, can make drill bit revolution it is smooth, be conducive to deslagging, improve probing
Mechanical drilling efficiency, and reduce the use cost of core drill bit.
Although above-mentioned patent can be improved the drilling efficiency of boring mechanic, but during drill bit protrudes into underground, rock
Core enters in drilling pipe, and the air in drilling pipe is discharged under the extruding of core by the position of drill bit on drilling pipe at this time, allows core can
Facilitate and enter in drilling pipe, when needing coring ground subsurface pressure larger, it is possible that the air in drilling pipe can not be discharged
The case where, it is impacted so that the air in drilling pipe enters in drilling pipe core, core is caused to be not easily accessible in drilling pipe, cause to take
The case where core fails.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of coring drilling pipe, allow soil just
In entering in drilling pipe, core is facilitated and is sampled into drilling pipe for staff.
The above-mentioned purpose of the utility model has the technical scheme that
A kind of coring drilling pipe including main drilling pipe, is connected to the drill bit of main drilling pipe one end and is connected to the main drilling pipe other end
The connection cover for coring drilling pipe and drilling machine to link together；
The air guide cavity along main drill pipe length direction arrangement is offered in main drilling pipe, air guide cavity generally annular is empty
Chamber；
The outgassing groove being connected to air guide cavity is offered on the outer wall of main drilling pipe, the position of outgassing groove is located at main drilling pipe and leans on
At the position of nearly connection cover；
In air guide cavity towards in the cavity wall in main drilling pipe inner wall direction through offering several gas vents；And it is vented
It is S-type that hole is shaped to section.
By using above-mentioned technical proposal, when in use, the main drilling pipe arranged is mounted on drilling machine by staff, so
The work for carrying out boring and coring afterwards, when main drilling pipe is inserted into underground with drill bit, core enters in main drilling pipe.Sky in main drilling pipe
Gas enters in air guide cavity under the extruding of core along gas vent, and the gas into air guide cavity is finally arranged along outgassing groove
Out.Due to having preferable gas permeability in main drilling pipe, allow the soil of underground can be by the sky in main drilling pipe when entering in main drilling pipe
Gas squeezes out, and facilitates access in main drilling pipe, samples for staff.In addition, it is S-type to set section for gas vent, allow core not
Easily enter in gas vent, so that the core taken out is more smooth, has prevented part core from entering gas vent under the effect of the pressure
In, cause the case where core being damaged when taking out core appearance.
The utility model is further arranged to: being provided in one end of gas vent towards main drilling pipe inner wall for preventing soil
Into the protective net in gas vent, protective net is fixedly connected with main drilling pipe.
By using above-mentioned technical proposal, under the barrier effect of protective net, soil is less susceptible to enter in gas vent.
The utility model is further arranged to: the anticreep dress for preventing core from deviating from from main drilling pipe being arranged in main drilling pipe
It sets；
Anti-drop device includes that the cavity wall screw thread being arranged in air guide cavity with air guide cavity towards main drilling pipe outer wall direction connects
The anticreep top cylinder connect, anticreep top cylinder are not contacted with the cavity wall in anticreep cavity towards main drilling pipe inner wall direction, and anticreep top cylinder
Length is set smaller than the length of anticreep cavity, and anticreep top cylinder exposes at the position of outgassing groove, and anticreep top cylinder not with air guide
The cavity wall of cavity towards connection cover side contacts；
It is located at the position on the downside of the cylinder of anticreep top in anticreep cavity and is provided with for closing main drilling pipe closed first
Part and the second closure member, the first closure member and the second closure member are closed main drilling pipe by docking；
First closure member includes the first arc panel and be fixed together vertical with the first arc panel bending direction
One semicircular plate, the second closure member include the second arc panel identical with the first arc plate structure and with the second arc plate benging
The second semicircular plate that direction is vertically fixed together；
First semicircular plate and the second semicircular plate form the circular slab of a monolith, and the circular slab of monolith in docking
Diameter be greater than main drilling pipe diameter of bore；It is also provided on main drilling pipe inner wall for the first semicircular plate and the second semicircular plate
From the annular opening slot for protruding in anticreep cavity and being docked in the inner hole of main drilling pipe, annular opening slot and anticreep cavity connect
It is logical, when the first closure member and the second closure member are arranged in anticreep cavity, the cloth of the first semicircular plate and the second semicircular plate
Set is set to alignment ring shape open slot；The thickness of first arc panel and the second arc panel is set smaller than the width of anticreep cavity；
It is arranged in anticreep cavity and the first semicircular plate and the second semicircular plate in the first closure member and the second closure member
When without departing from the inner wall position of main drilling pipe, the first closure member and the second closure member and anticreep cavity are towards main drilling pipe outer wall side
To the distance between cavity wall be the thickness less than anticreep top cylinder；First on the first closure member and the second closure member is semicircle
When plate and the second semicircular plate are docking together, the first closure member and the second closure member and anticreep cavity are towards main drilling pipe outer wall side
To the distance between cavity wall it is identical as the thickness of anticreep top cylinder.
By using above-mentioned technical proposal, in arrangement, staff first places the first closure member and the second closure member
In anticreep cavity, and when placing, the arranged direction of the first arc panel and the second arc panel is arranged downward, so that in cloth
When setting, the first arc panel and the second arc panel are contacted with the bottom of anticreep cavity, and in arrangement, by the first semicircular plate and
The direction of second semicircular plate is arranged towards at the inner wall position of main drilling pipe, wherein the setting of the position of annular opening slot is the
When one closure member and the second closure member are arranged in anticreep cavity with the position face of the first semicircular plate and the second semicircular plate.
When carrying out core work, main drilling pipe and anti-drop device are first arranged together by staff, then by drill bit and connection cover and master
Drilling pipe links together.After deploying, coring drilling pipe is connected on drilling machine by staff, and the work of coring is carried out with drilling machine
Make.Staff needs drill bit alignment the ground of coring, then to start drilling machine, allow drilling machine drive coring drilling pipe pierce underground into
Row coring.After coring drilling pipe is sent into underground by drilling machine, the air in main drilling pipe enters under the extruding of core along gas vent
In air guide cavity, the gas into air guide cavity is finally discharged along outgassing groove.Due to having preferable gas permeability in main drilling pipe,
The soil of underground can be squeezed out the air in main drilling pipe when entering in main drilling pipe, facilitates access in main drilling pipe, for the people that works
Member's sampling.Staff rotates anticreep top cylinder at the outgassing groove of main drilling pipe, makes anticreep top cylinder downward along main drilling pipe
Movement, anticreep top cylinder in air guide cavity the first closure member and the second closure member contact when, anticreep top cylinder by first close
Part and the second closure member squeeze, so that the first closure member and the second closure member are moved towards main drilling pipe inner wall direction, at this time first
The first semicircular plate and the second semicircular plate on closure member and the second closure member is prominent simultaneously from the annular opening slot on main drilling pipe
It is docking together, main drilling pipe is closed, the core in winner's drilling pipe is made not take out main drilling pipe Shi Congzhu in staff
Deviate from drilling pipe, makes the core work of staff more convenient.
The utility model is further arranged to: anticreep top cylinder and the contact position between the first closure member and the second closure member
It is set as arcwall face.
By using above-mentioned technical proposal, anticreep top cylinder is easier to move to the first closure member, the second closure member and anticreep
Cavity is between the cavity wall in main drilling pipe outer wall direction.
The utility model is further arranged to: the first arc panel and the second arc on the first closure member and the second closure member
Plate and the contact surface of anticreep cavity bottom are also configured as arcwall face.
By using above-mentioned technical proposal, the first closure member and the second closure member are more easy during exercise.
The utility model is further arranged to: in the first arc panel and the second arc panel and anticreep cavity in main drilling pipe
The two groups of reset bullets to automatically reset for realizing the first closure member and the second closure member are fixedly connected between the cavity wall in wall direction
Spring；
The first semicircular plate and second when reset spring is in equilibrium state, on the first closure member and the second closure member
Semicircular plate does not pass through the inner wall of the prominent main drilling pipe of annular opening slot, in anticreep push pipe by the first closure member and the second closure member top
After dynamic, the first closure member and the second closure member respectively squeeze reset spring, and reset spring is allowed to be in compressive state；
On anticreep top, cylinder is closed with the first closure member and second when will separate, and reset spring is by the first closure member and the second envelope
Closing member pushed home.
By using above-mentioned technical proposal, under the action of reset spring, the first closure member and the second closure member will not be certainly
Dynamic prominent from annular opening slot, the work that underground will not be protruded into drilling pipe from tolerant first closure member and the second closure member causes
It influences.
The utility model is further arranged to: soil when being provided at annular opening slot for preventing drilling pipe from protruding into underground
Into two rubber annular sets in anticreep cavity；
When the first semicircular plate and the second semicircular plate dock, the first semicircular plate and the second semicircular plate are located at two
Between rubber annular set；The first closure member and the second closure member in situ when, make in the elastic deformation of two rubber annulars set
Under, two rubber annular sets close annular opening slot；
First semicircular plate and the second semicircular plate are passed through between two rubber annular sets during exercise.
By using above-mentioned technical proposal, annular opening slot is blocked with rubber annular set, drilling pipe is allowed to protrude into ground
Soil will not enter in anticreep cavity under the action of rubber annular covers when lower.
The utility model is further arranged to: being protruded at the position docked on the first semicircular plate with the second semicircular plate
It is provided with docking block, be provided at the position docked on the second semicircular plate with the first plate circular slab and docks block cooperation grafting
Docking groove, when the first semicircular plate and the second semicircular plate are docking together, docking be plugged in docking groove fastly.
By using above-mentioned technical proposal, when the first semicircular plate and the second semicircular plate are docking together, fast insert is docked
Connect in docking groove, allow the first semicircular plate and the second semicircular plate in docking more closely.
The utility model is further arranged to: being provided at the position that cylinder exposes regulating tank on anticreep top convenient for staff
The rotation fin that anticreep top cylinder is rotated；
The arranged direction of fin is rotated to arrange along the length direction of anticreep top cylinder, and rotates fin and anticreep cavity court
It is bonded to the cavity wall in main drilling pipe outer wall direction；
The length of rotation fin is set greater than the first arc panel and the second arc on the first closure member and the second closure member
The length of shape plate, and fin is rotated in regulating tank when the first closure member and the second closure member are in situ or when docking
In be exposed for staff rotate adjust.
By using above-mentioned technical proposal, staff is more convenient when rotating anticreep top cylinder.
The utility model is further arranged to: being additionally provided with towards the side of connection cover to anticreep top cylinder in anticreep cavity
Hold out against reinforcing holds out against spring；
It holds out against spring and is in compressive state after the installation is completed, and push the first closure member and the second closing in anticreep top cylinder
Spring is held out against when part is also at compressive state.
It by using above-mentioned technical proposal, holds out against spring and is being in compressive state after the installation is completed, and in anticreep top cylinder
Spring is held out against when pushing the first closure member and the second closure member and is also at compressive state, so that anticreep top cylinder is on the top for holding out against spring
It stronger can be mounted in anticreep cavity under tight effect.
In conclusion the utility model has the following beneficial effects:
1, by setting gas vent, air guide cavity and outgassing groove, core can be more convenient to enter in main drilling pipe；
2, by setting anti-drop device, the core in drilling pipe can be stored in drilling pipe, is less prone to core from drilling pipe
The case where middle abjection, so that the core work of staff is more convenient；
3, by the way that reset spring is arranged and holds out against spring, anti-drop device is allowed to be more convenient when in use, is stronger.
Detailed description of the invention
Fig. 1 is the schematic diagram of coring drilling pipe in embodiment 1；
Fig. 2 is the cross-sectional view of coring drilling pipe in embodiment 1；
Fig. 3 is the enlarged drawing in the portion A in Fig. 2；
Fig. 4 is the enlarged drawing in the portion B in Fig. 2；
Fig. 5 is the schematic diagram of setting rotation fin on anticreep push pipe in embodiment 1；
Fig. 6 is the schematic diagram of the first closure member in embodiment 1；
Fig. 7 is the schematic diagram of the second closure member in embodiment 1.
Appended drawing reference: 1, main drilling pipe；2, drill bit；3, connection cover；4, air guide cavity；5, outgassing groove；6, gas vent；7, it protects
Net；8, anti-drop device；401, anticreep top cylinder；402, the first closure member；4021, the first arc panel；4022, the first semicircular plate；
403, the second closure member；4031, the second arc panel；4032, the second semicircular plate；404, annular opening slot；405, reset spring；
406, rubber annular set；407, block is docked；408, docking groove；409, fin is rotated；410, spring is held out against.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment 1: a kind of coring drilling pipe, as shown in Figure 1, including main drilling pipe 1, the brill for being threaded in main 1 one end of drilling pipe
First 2 and it is threaded in the connection cover 3 for coring drilling pipe and drilling machine to link together of main 1 other end of drilling pipe.Make
Used time, staff first link together main drilling pipe 1, drill bit 2 and connection cover 3, then coring drilling pipe entirety is connect with drilling machine,
Carry out the inspection of fastness.After inspection, drill bit 2 is directed at the ground for needing coring by staff, then starts drilling machine,
It allows drilling machine that coring drilling pipe is driven to pierce underground and carries out coring.
But during drill bit 2 protrudes into underground, core enters in drilling pipe, the air in drilling pipe is in the crowded of core at this time
Pressure is discharged by the position of drill bit 2 on drilling pipe, core can be facilitated into drilling pipe, when needing coring ground subsurface pressure
When larger, it is possible that the case where air in drilling pipe can not be discharged, so that the air in drilling pipe enters in drilling pipe core
The case where impacting, causing core to be not easily accessible in drilling pipe, coring is caused to fail.
In conjunction with Fig. 2, Fig. 3, in order to allow core to facilitate access in drilling pipe, offered in main drilling pipe 1 along main 1 length side of drilling pipe
To the air guide cavity 4 of arrangement, the generally toroidal cavity of air guide cavity 4.Referring to Fig.1, it offers and leads on the outer wall of main drilling pipe 1
The outgassing groove 5 that gas cavity 4 is connected to, the position of outgassing groove 5 is located at main drilling pipe 1 at the position of connection cover 3.
In conjunction with Fig. 2, Fig. 3, in air guide cavity 4 towards in the cavity wall in main 1 inner wall direction of drilling pipe through offering several
Gas vent 6, and gas vent 6 is shaped to that section is S-type, and the soil into main drilling rod is allowed to be not easily accessed gas vent
In 6.One end of gas vent 6 towards main 1 inner wall of drilling pipe is provided with the protective net 7 for preventing soil from entering in gas vent 6, prevents
Protective net 7 is fixedly connected with main drilling pipe 1, and protective net 7 is used to block soil, by air, allows staff when drilling,
It is convenient for draining from gas vent 6 into the air in main drilling pipe 1, soil is retained in main drilling pipe 1, is taken for staff
Sample.
When in use, the main drilling pipe 1 arranged is mounted on drilling machine by staff, then carries out the work of boring and coring
Make, when main drilling pipe 1 is inserted into underground with drill bit 2, core enters in main drilling pipe 1.The extruding of air in main drilling pipe 1 in core
Under along gas vent 6 enter air guide cavity 4 in, into air guide cavity 4 gas finally along outgassing groove 5 be discharged.Due to main brill
There is preferable gas permeability in pipe 1, the soil of underground can be squeezed out the air in main drilling pipe 1 when entering in main drilling pipe 1, just
In entering in main drilling pipe 1, sampled for staff.In addition, it is S-type and set at gas vent 6 to set section for gas vent 6
It is equipped with the protective net 7 for preventing core from entering in gas vent 6, core is allowed to be not easily accessible in gas vent 6, thus the core taken out
It is more smooth, it has prevented part core from entering in gas vent 6 under the effect of the pressure, has caused to damage core when taking out core
The case where occur.
Actual in use, when taking out drilling pipe, core in drilling pipe may under the effect of gravity from
The case where deviating from drilling pipe, coring caused to fail.Therefore in order to make the core work of staff more convenient, in conjunction with Fig. 1, figure
2, the anti-drop device 8 for preventing core from deviating from from main drilling pipe 1 is set in main drilling pipe 1.
In conjunction with Fig. 2, Fig. 4, anti-drop device 8 includes being arranged in air guide cavity 4 with air guide cavity 4 towards main 1 outer wall of drilling pipe
The anticreep top cylinder 401 that the cavity wall in direction is threadedly coupled, anticreep top cylinder 401 is not with air guide cavity 4 towards main 1 inner wall direction of drilling pipe
Cavity wall contact, and the length of anticreep top cylinder 401 is set smaller than the length of air guide cavity 4.In conjunction with Fig. 1, Fig. 2, and anticreep
Top cylinder 401 exposes at the position of outgassing groove 5, so that staff carries out rotation adjusting, anticreep top cylinder to anticreep top cylinder 401
401 do not contact with the cavity wall of air guide cavity 4 towards 3 side of connection cover, in order to the air discharge in main drilling pipe 1.
In conjunction with Fig. 2, Fig. 4, it is located at the position of 401 downside of anticreep top cylinder in air guide cavity 4 and is provided with for being bored main
Closed first closure member 402 of pipe 1 and the second closure member 403, the first closure member 402 and the second closure member 403 will by docking
Main drilling pipe 1 is closed.
Specifically, referring to Fig. 6, Fig. 7, the first closure member 402 include the first arc panel 4021 and with the first arc panel
The first semicircular plate 4022 that 4021 bending directions are vertically fixed together, the second closure member 403 include and the first arc
It identical second arc panel 4031 of 4021 structure of plate and vertical with 4031 bending direction of the second arc panel is fixed together
The second semicircular plate 4032.Wherein, it is being docked in conjunction with Fig. 2, Fig. 4, the first semicircular plate 4022 and the second semicircular plate 4032
When formed a monolith circular slab, and the diameter of the circular slab of monolith be greater than main drilling pipe 1 diameter of bore.In main drilling pipe 1
It is also provided with and is protruded from air guide cavity 4 for the first semicircular plate 4022 and the second semicircular plate 4032 and in main drilling pipe 1 on wall
Inner hole in the annular opening slot 404 that is docked, annular opening slot 404 is connected to air guide cavity 4, in the first closure member 402
When being arranged in air guide cavity 4 with the second closure member 403, the cloth set of the first semicircular plate 4022 and the second semicircular plate 4032
It is set to the annular open slot 404 of alignment.The thickness of first arc panel 4021 and the second arc panel 4031 is set smaller than air guide cavity 4
Width, allow the first arc panel 4021 and the second arc panel 4031 in air guide cavity 4 along 4 width direction of air guide cavity
Carry out activity.
In arrangement, in conjunction with Fig. 2, Fig. 4, the first closure member 402 and the second closure member 403 are first placed on and are led by staff
In gas cavity 4, and when placing, the arranged direction of the first arc panel 4021 and the second arc panel 4031 is arranged downward, is made
It obtaining in arrangement, the first arc panel 4021 and the second arc panel 4031 are contacted with the bottom of air guide cavity 4, and in arrangement,
The direction of first semicircular plate 4022 and the second semicircular plate 4032 is arranged towards at the inner wall position of main drilling pipe 1, wherein
The position of annular opening slot 404, which is arranged, is arranged in Shi Yu in air guide cavity 4 in the first closure member 402 and the second closure member 403
The position face of one semicircular plate 4022 and the second semicircular plate 4032.
In conjunction with Fig. 2, Fig. 4, in the first closure member 402 and the second closure member 403 is arranged in air guide cavity 4 and the first semicircle
Shape plate 4022 and the second semicircular plate 4032 without departing from the inner wall position of main drilling pipe 1 when, the first closure member 402 and the second envelope
Closing member 403 and air guide cavity 4 towards the distance between the cavity wall in main 1 outer wall direction of drilling pipe be less than the thickness of anticreep top cylinder 401.
The first semicircular plate 4022 and the second semicircular plate 4032 on the first closure member 402 and the second closure member 403 are docked at one
When rising, the first closure member 402 and the second closure member 403 and air guide cavity 4 towards between the cavity wall in main 1 outer wall direction of drilling pipe away from
It is identical from the thickness of anticreep top cylinder 401.
When carrying out core work, main drilling pipe 1 and anti-drop device 8 are first arranged together by staff, then by 2 He of drill bit
Connection cover 3 links together with main drilling pipe 1.After deploying, coring drilling pipe is connected on drilling machine by staff, uses drilling machine
Carry out the work of coring.Drill bit 2 is directed at the ground for needing coring by staff, then starts drilling machine, and drilling machine is allowed to drive coring
Drilling pipe pierces underground and carries out coring.After coring drilling pipe is sent into underground by drilling machine, staff is at the outgassing groove 5 of main drilling pipe 1
Anticreep top cylinder 401 is rotated, anticreep top cylinder 401 is allowed to move downward along main drilling pipe 1, cylinder 401 and air guide are empty on anticreep top
When the first closure member 402 in chamber 4 and the second closure member 403 contact, anticreep top cylinder 401 is by the first closure member 402 and the second envelope
Closing member 403 squeezes, so that the first closure member 402 and the second closure member 403 are moved towards main 1 inner wall direction of drilling pipe, at this time first
The first semicircular plate 4022 and the second semicircular plate 4032 on closure member 402 and the second closure member 403 are from the ring on main drilling pipe 1
Shape open slot 404 is prominent and is docking together, and main drilling pipe 1 is closed, and makes the core in winner's drilling pipe 1 will not be in work people
Member takes out in main 1 Shi Congzhu drilling pipe 1 of drilling pipe, and makes the core work of staff more convenient.
In conjunction with Fig. 2, Fig. 4, pushed up to be more convenient anticreep top 401 pair of first closure member 402 of cylinder and the second closure member 403
It is dynamic, arcwall face is set by the contact position between anticreep top cylinder 401 and the first closure member 402 and the second closure member 403, is allowed anti-
De- top cylinder 401 is easier to move to the first closure member 402, the second closure member 403 with air guide cavity 4 close to main 1 outer wall side of drilling pipe
To cavity wall between.And by the first arc panel 4021 and the second arc panel on the first closure member 402 and the second closure member 403
4031 are also configured as arcwall face with the contact surface of 4 bottom of air guide cavity, and the first closure member 402 and the second closure member 403 is allowed to transport
It is more easy when dynamic.
In conjunction with Fig. 2, Fig. 4, in the first arc panel 4021 and the second arc panel 4031 and air guide cavity 4 in main drilling pipe 1
Two groups to automatically reset for realizing the first closure member 402 and the second closure member 403 are fixedly connected between the cavity wall in wall direction
Reset spring 405, when reset spring 405 is in equilibrium state, on the first closure member 402 and the second closure member 403 first
Semicircular plate 4022 and the second semicircular plate 4032 do not pass through the inner wall of the prominent main drilling pipe 1 of annular opening slot 404, in anticreep push pipe
After first closure member 402 and the second closure member 403 are pushed, the first closure member 402 and the second closure member 403 are respectively to reset bullet
Spring 405 is squeezed, and reset spring 405 is allowed to be in compressive state, cylinder 401 and the first closure member 402 and the second envelope on anticreep top
When closing separating, 403 pushed home of the first closure member 402 and the second closure member is allowed the first closure member 402 by reset spring 405
The work that underground will not be protruded into drilling pipe with the second closure member 403 impacts.And it is arranged at annular opening slot 404 useful
Soil enters the set of two rubber annulars in air guide cavity 4 406 when preventing drilling pipe from protruding into underground, in the first semicircular plate 4022
When with the docking of the second semicircular plate 4032, the first semicircular plate 4022 and the second semicircular plate 4032 are located at two rubber annular sets
Between 406；The first closure member 402 and the second closure member 403 in situ when, in the elastic deformation of two rubber annulars set 406
Under effect, two rubber annular sets 406 close annular opening slot 404.Wherein, the first semicircular plate 4022 and second is semicircle
Plate 4032 is passed through between two rubber annular sets 406 during exercise.By being arranged the closed rubber ring of annular opening slot 404
Shape set 406 reduces drilling pipe soil when protruding into underground and enters the amount in air guide cavity 4.
In order to allow the first semicircular plate 4022 and the second semicircular plate 4032 in docking more closely, referring to Fig. 6, Fig. 7,
Protrusion is provided with docking block 407 at the position docked on the first semicircular plate 4022 with the second semicircular plate 4032, second
The docking groove 408 for being provided at the position docked on semicircular plate 4032 with the first plate circular slab and docking the cooperation grafting of block 407,
In conjunction with Fig. 4, when the first semicircular plate 4022 and the second semicircular plate 4032 are docking together, docking is plugged on docking groove fastly
In 408, allow docking between the first semicircular plate 4022 and the second semicircular plate 4032 more closely.
In conjunction with Fig. 1, Fig. 5, it is provided at the position that anticreep top cylinder 401 exposes outgassing groove 5 convenient for staff to anticreep
The rotation fin 409 that top cylinder 401 is rotated, the arranged direction of rotation fin 409 are the length direction cloth along anticreep top cylinder 401
It sets, and rotates fin 409 and be bonded with the cavity wall in air guide cavity 4 towards main 1 outer wall direction of drilling pipe, rotate the length of fin 409
The length of the first arc panel 4021 and the second arc panel 4031 that are set greater than on the first closure member 402 and the second closure member 403
Degree, and fin 409 is rotated in outlet when the first closure member 402 and the second closure member 403 are in situ or when docking
It is exposed for staff in slot 5 and rotates adjusting.
Referring to Fig. 2, be additionally provided in air guide cavity 4 towards the side of connection cover 3 anticreep top cylinder 401 hold out against plus
Solid hold out against spring 410, hold out against spring 410 after the installation is completed in compressive state, and push the first envelope in anticreep top cylinder 401
Spring 410 is held out against when closing member 402 and the second closure member 403 and is also at compressive state, so that anticreep top cylinder 401 is holding out against spring
410 hold out against stronger can be mounted in air guide cavity 4 under effect.
The specifically used method of the present embodiment is, when carrying out core work, staff first fills main drilling pipe 1 and anticreep
It sets 8 to be arranged together, then drill bit 2 and connection cover 3 is linked together with main drilling pipe 1.After deploying, staff will be taken
Core drilling pipe is connected on drilling machine, and the work of coring is carried out with drilling machine.Drill bit 2 is directed at the ground for needing coring by staff, so
After start drilling machine, allow drilling machine drive coring drilling pipe pierce underground carry out coring.After coring drilling pipe is sent into underground by drilling machine, main brill
Air in pipe 1 enters in air guide cavity 4 under the extruding of core along gas vent 6, into the final edge of gas of air guide cavity 4
Outgassing groove 5 be discharged.Due to having preferable gas permeability in main drilling pipe 1, the soil of underground can be incited somebody to action when entering in main drilling pipe 1
Air in main drilling pipe 1 squeezes out, and facilitates access in main drilling pipe 1, samples for staff.Outlet of the staff in main drilling pipe 1
Anticreep top cylinder 401 is rotated at slot 5, anticreep top cylinder 401 is allowed to move downward along main drilling pipe 1, on anticreep top cylinder 401 with lead
When the first closure member 402 in gas cavity 4 and the second closure member 403 contact, anticreep top cylinder 401 is by the first closure member 402 and the
Two closure members 403 squeeze, so that the first closure member 402 and the second closure member 403 are moved towards main 1 inner wall direction of drilling pipe, at this time
The first semicircular plate 4022 and the second semicircular plate 4032 on first closure member 402 and the second closure member 403 is from main drilling pipe 1
Annular opening slot 404 it is prominent and be docking together, main drilling pipe 1 is closed, makes the core in winner's drilling pipe 1 will not be in work
Make personnel to take out in main 1 Shi Congzhu drilling pipe 1 of drilling pipe, makes the core work of staff more convenient.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (10)
1. a kind of coring drilling pipe including main drilling pipe (1), is connected to the drill bit (2) of main drilling pipe (1) one end and is connected to main drilling pipe
(1) connection cover (3) for coring drilling pipe and drilling machine to link together of the other end；
It is characterized by: offering the air guide cavity (4) along main drilling pipe (1) length direction arrangement in main drilling pipe (1), air guide is empty
Chamber (4) generally toroidal cavity；
The outgassing groove (5) being connected to air guide cavity (4) is offered on the outer wall of main drilling pipe (1), the position of outgassing groove (5) is located at
Main drilling pipe (1) is at the position of connection cover (3)；
In air guide cavity (4) towards in the cavity wall in main drilling pipe (1) inner wall direction through offering several gas vents (6)；And
And to be shaped to section S-type for gas vent (6).
2. a kind of coring drilling pipe according to claim 1, it is characterised in that: in gas vent (6) towards main drilling pipe (1) inner wall
One end be provided with the protective net (7) for preventing soil from entering in gas vent (6), protective net (7) and main drilling pipe (1) is fixed connects
It connects.
3. a kind of coring drilling pipe according to claim 1, it is characterised in that: in the main drilling pipe (1) setting prevent core from
The anti-drop device (8) deviate from main drilling pipe (1)；
Anti-drop device (8) includes the chamber being arranged in air guide cavity (4) with air guide cavity (4) towards main drilling pipe (1) outer wall direction
The anticreep top cylinder (401) that wall is threadedly coupled, anticreep top cylinder (401) is not with anticreep cavity towards the chamber in main drilling pipe (1) inner wall direction
Wall contact, and the length of anticreep top cylinder (401) is set smaller than the length of anticreep cavity, and anticreep top cylinder (401) is in outgassing groove
(5) expose at position, and anticreep top cylinder (401) is not contacted with the cavity wall of air guide cavity (4) towards connection cover (3) side；
It is located to be provided at the position on the downside of anticreep top cylinder (401) in anticreep cavity and is used for main drilling pipe (1) closed first
Closure member (402) and the second closure member (403), the first closure member (402) and the second closure member (403) are by docking main drilling pipe
(1) it closes；
First closure member (402) includes the first arc panel (4021) and fixed company vertical with the first arc panel (4021) bending direction
The first semicircular plate (4022) being connected together, the second closure member (403) include identical with the first arc panel (4021) structure
Second arc panel (4031) and the second semicircle being fixed together vertical with the second arc panel (4031) bending direction
Plate (4032)；
First semicircular plate (4022) and the second semicircular plate (4032) form the circular slab of a monolith, and monolith in docking
Circular slab diameter be greater than main drilling pipe (1) diameter of bore；It is also provided on main drilling pipe (1) inner wall for the first semicircular plate
(4022) and the second semicircular plate (4032) is from the annular for protruding in anticreep cavity and being docked in the inner hole of main drilling pipe (1)
Open slot (404), annular opening slot (404) are connected to anticreep cavity, in the first closure member (402) and the second closure member (403)
When being arranged in anticreep cavity, the position of the first semicircular plate (4022) and the second semicircular plate (4032) is alignment annular
Open slot (404)；The thickness of first arc panel (4021) and the second arc panel (4031) is set smaller than the width of anticreep cavity；
The first closure member (402) and the second closure member (403) be arranged in anticreep cavity and the first semicircular plate (4022) and
Second semicircular plate (4032) without departing from the inner wall position of main drilling pipe (1) when, the first closure member (402) and the second closure member
(403) with anticreep cavity towards the distance between the cavity wall in main drilling pipe (1) outer wall direction be less than anticreep top cylinder (401) thickness
Degree；The first semicircular plate (4022) and the second semicircular plate on the first closure member (402) and the second closure member (403)
(4032) when being docking together, the first closure member (402) and the second closure member (403) and anticreep cavity towards main drilling pipe (1) outside
The distance between the cavity wall in wall direction is identical as the anticreep top cylinder thickness of (401).
4. a kind of coring drilling pipe according to claim 3, it is characterised in that: anticreep top cylinder (401) and the first closure member
(402) contact position between the second closure member (403) is set as arcwall face.
5. a kind of coring drilling pipe according to claim 3, it is characterised in that: the first closure member (402) and the second closure member
(403) contact surface of the first arc panel (4021) and the second arc panel (4031) and anticreep cavity bottom on is also configured as arc
Face.
6. a kind of coring drilling pipe according to claim 3, it is characterised in that: in the first arc panel (4021) and the second arc
Plate (4031) and anticreep cavity are fixedly connected between the cavity wall in main drilling pipe (1) inner wall direction for realizing the first closure member
(402) and two groups of reset springs (405) automatically reseting of the second closure member (403)；
When reset spring (405) is in equilibrium state, on the first closure member (402) and the second closure member (403) the first half
Circular slab (4022) and the second semicircular plate (4032) do not pass through the inner wall of annular opening slot (404) prominent main drilling pipe (1), anti-
After de- push pipe pushes the first closure member (402) and the second closure member (403), the first closure member (402) and the second closure member
(403) reset spring (405) is squeezed respectively, reset spring (405) is allowed to be in compressive state；
On anticreep top, cylinder (401) and the first closure member (402) and second is closed when will separate, and reset spring (405) is by the first envelope
Closing member (402) and the second closure member (403) pushed home.
7. a kind of coring drilling pipe according to claim 3, it is characterised in that: be arranged at annular opening slot (404) useful
Soil enters two rubber annular sets (406) in anticreep cavity when preventing drilling pipe from protruding into underground；
When the first semicircular plate (4022) and the second semicircular plate (4032) dock, the first semicircular plate (4022) and the second half
Circular slab (4032) is located between two rubber annular sets (406)；Exist in the first closure member (402) and the second closure member (403)
When in situ, under the elastic deformation effect of two rubber annular sets (406), two rubber annular sets (406) are by annular opening slot
(404) it closes；
First semicircular plate (4022) and the second semicircular plate (4032) are worn between two rubber annular sets (406) during exercise
It crosses.
8. a kind of coring drilling pipe according to claim 3, it is characterised in that: with second on the first semicircular plate (4022)
Protrusion is provided with docking block (407) at the position of semicircular plate (4032) docking, with first on the second semicircular plate (4032)
The docking groove (408) for being provided at the position of plate circular slab docking and docking block (407) cooperation grafting, in the first semicircular plate
(4022) when and the second semicircular plate (4032) is docking together, docking is plugged on fastly in docking groove (408).
9. a kind of coring drilling pipe according to claim 3, it is characterised in that: expose outgassing groove (5) in anticreep top cylinder (401)
Position at be provided with convenient for staff to anticreep top cylinder (401) the rotation fin (409) that is rotated；
The arranged direction of fin (409) is rotated to arrange along the length direction of anticreep top cylinder (401), and rotates fin (409)
It is bonded with the cavity wall in anticreep cavity towards main drilling pipe (1) outer wall direction；
The length of rotation fin (409) is set greater than the first arc on the first closure member (402) and the second closure member (403)
The length of plate (4021) and the second arc panel (4031), and original is in the first closure member (402) and the second closure member (403)
Fin (409) are rotated when position or when docking, and staff's rotation adjusting is exposed in outgassing groove (5).
10. a kind of coring drilling pipe according to claim 3, it is characterised in that: towards connection cover (3) in anticreep cavity
Side, which is additionally provided with, holds out against spring (410) to what anticreep top cylinder (401) hold out against reinforcing；
Spring (410) is held out against after the installation is completed in compressive state, and pushes the first closure member in anticreep top cylinder (401)
(402) it holds out against spring (410) with whens the second closure member (403) and is also at compressive state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821432579.9U CN208792953U (en) | 2018-09-01 | 2018-09-01 | A kind of coring drilling pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821432579.9U CN208792953U (en) | 2018-09-01 | 2018-09-01 | A kind of coring drilling pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208792953U true CN208792953U (en) | 2019-04-26 |
Family
ID=66208013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821432579.9U Expired - Fee Related CN208792953U (en) | 2018-09-01 | 2018-09-01 | A kind of coring drilling pipe |
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| Country | Link |
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| CN (1) | CN208792953U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110318685A (en) * | 2019-06-24 | 2019-10-11 | 中国地质调查局南京地质调查中心 | A kind of inside and outside wall divergence type groove profile brill |
-
2018
- 2018-09-01 CN CN201821432579.9U patent/CN208792953U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110318685A (en) * | 2019-06-24 | 2019-10-11 | 中国地质调查局南京地质调查中心 | A kind of inside and outside wall divergence type groove profile brill |
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