CN207686610U - Reacting cycle flow channel type twin-stage reamer - Google Patents
Reacting cycle flow channel type twin-stage reamer Download PDFInfo
- Publication number
- CN207686610U CN207686610U CN201721845793.2U CN201721845793U CN207686610U CN 207686610 U CN207686610 U CN 207686610U CN 201721845793 U CN201721845793 U CN 201721845793U CN 207686610 U CN207686610 U CN 207686610U
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- pedestal
- mandrel
- bucket
- reacting cycle
- welded
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Abstract
The utility model provides a kind of reacting cycle flow channel type twin-stage reamer, including reacting cycle assembly, reacting cycle assembly includes a mandrel for being internally provided with reacting cycle structure, the both ends of mandrel are female adapter, righting bucket before being welded on the shell of mandrel, level-one reaming pedestal, secondary chambering pedestal, righting bucket and slag absorbing bucket afterwards, spiral wing before being welded on the shell of preceding righting bucket, it is welded with rear screw wing on the shell of rear righting bucket, slag absorbing bucket is welded on the position between level-one reaming pedestal and secondary chambering pedestal on the shell of mandrel, slag absorbing bucket is connected to by dreg inhaling pipe with mandrel, on the shell of mandrel reinforcing rib is respectively welded on the end face of rear righting bucket, it is respectively fixed with bit leg and double PDC wings on level-one reaming pedestal and secondary chambering pedestal, the end of bit leg is connected with gear wheel.The utility model is applicable to different geology, and single reaming section is big, and reaming is efficient, and cutting edge is Ke Kuaisugenghuan, cost-effective, prolongs the service life.
Description
Technical field
The utility model belongs to horizontal directional drilling technology field, especially relates to a kind of suitable for Pipeline Crossing by Horizontal Directional Drilling
The reaming tool of engineering.
Background technology
Heavy caliber, pass through over long distances be present level Directional Drilling work progress key points and difficulties.Long range bad ground
Pass through common cone reamer.The no unified professional standard of common cone reamer processing and manufacturing at present, of poor quality, quick abrasion,
Consumption is big, and service life is generally low, and the drilling accidents such as the snaggletooth palm, lost cone, loss of tooth are more.
During Horizontal directional through-passing, there are many disadvantages for conventional cone reamer, such as:Single is crushed area
It is small, low using direct circulation deslagging efficiency, using welding procedure gear wheel, bit leg it is non-exchange, of high cost etc., while expanding over long distances
Hole, conventional reamer are also faced with that guidance capability is poor, drill rod boring tool swings that big, angle of inclination is big under drill assembly gravity asks
Topic.
Utility model content
In view of the above problems, the purpose of this utility model is to provide a kind of reacting cycle flow channel type twin-stage reamer, to solve
Problem pointed by above-mentioned background technology.
The utility model provides a kind of reacting cycle flow channel type twin-stage reamer, including:Reacting cycle assembly, reacting cycle assembly packet
A mandrel is included, reacting cycle structure is provided in mandrel, the both ends of mandrel are female adapter, are welded on the shell of mandrel
There are preceding righting bucket, level-one reaming pedestal, secondary chambering pedestal, rear righting bucket and slag absorbing bucket, is welded on the shell of preceding righting bucket
There is preceding spiral wing, rear screw wing is welded on the shell of rear righting bucket, slag absorbing bucket, which is welded on the shell of mandrel, to be located at
Position between level-one reaming pedestal and secondary chambering pedestal, slag absorbing bucket are connected to by dreg inhaling pipe with mandrel, in the shell of mandrel
It is respectively welded reinforcing rib on the upper end face with rear righting bucket, is respectively fixed with on secondary chambering pedestal in level-one reaming pedestal
Bit leg and double PDC wings, the end of bit leg are connected with gear wheel.
Additionally, it is preferred that structure be to offer spanner slot at the both ends of the shell of mandrel.
Furthermore it is preferred that structure be that fixed bit leg and double is respectively equipped on level-one reaming pedestal and secondary chambering pedestal
The groove of PDC wings is arranged, the annular location between two grooves is equipped with flow path groove, and flow path groove is uniformly distributed along the circumferential direction of mandrel.
Furthermore preferred structure is, through-hole is offered on bit leg and double PDC wings, in level-one reaming pedestal, two
Offer blind hole in the groove of grade reaming pedestal, bit leg and double PDC wings by trip bolt be fastened on level-one reaming pedestal,
In the groove of secondary chambering pedestal.
Additionally, it is preferred that structure be bit leg and PDC wings being fastened in groove separately.
Furthermore it is preferred that structure be to offer semicircle in the end face of bit leg, level-one reaming pedestal and secondary chambering pedestal
The pin shaft hole of shape, axis pin is fixed in pin shaft hole by stop screw.
Furthermore preferred structure is, it is welded with gauge teeth in the palm back of bit leg, in the end set of double PDC wings
There is boss, wear-resistant strip is welded on boss.
Additionally, it is preferred that structure be that the both ends of dreg inhaling pipe are threadedly coupled with mandrel, slag absorbing bucket respectively, and dreg inhaling pipe is along mandrel
Circumferential direction it is uniformly distributed.
Furthermore it is preferred that structure be that the center line of the end face of nearly gear wheel side is connected in preceding spiral wing, rear screw wing
It is aligned respectively with the center line of the center line of gear wheel median plane, double PDC wings median plane, preceding spiral wing, rear screw wing
Rotation direction it is identical as the direction of rotation of circulatory flow formula twin-stage reamer, inlayed on preceding spiral wing, rear screw wing
There are carbide button, the quantity of preceding spiral wing and the double PDC wings being fixed on level-one reaming pedestal, the quantity summation phase of gear wheel
Together, the quantity of rear screw wing is identical as the double PDC wings, the quantity summation of gear wheel that are fixed on secondary chambering pedestal.
Also a kind of reacting cycle flow channel type twin-stage reamer of the utility model, including:Reacting cycle assembly, reacting cycle assembly include
A piece mandrel is provided with reacting cycle structure in mandrel, and the both ends of mandrel are female adapter, are welded on the shell of mandrel
Level-one reaming pedestal, secondary chambering pedestal, rear righting bucket and slag absorbing bucket, spiral wing before being welded on the shell of mandrel,
Rear screw wing is welded on the shell of righting bucket afterwards, slag absorbing bucket, which is welded on the shell of mandrel, is located at level-one reaming pedestal and two
Position between grade reaming pedestal, slag absorbing bucket is connected to by dreg inhaling pipe with mandrel, on the shell of mandrel with the end of rear righting bucket
It is respectively welded reinforcing rib on face, bit leg, the end of bit leg are respectively fixed on level-one reaming pedestal and secondary chambering pedestal
It is connected with gear wheel.
Using above-mentioned reacting cycle flow channel type twin-stage reamer provided by the utility model, following technique effect can be obtained:
(1) due to using gear wheel-PDC composite structures, twin-stage reaming design, the inserted reinforcing in bit leg back, screw fastening
Deng design, soft or hard complicated geological is adaptable, and single reaming section is big, and reaming is efficient, and cutting edge is Ke Kuaisugenghuan, saves significantly
About reamer buying expenses extend reamer service life;
(2) front and back to be all made of spiral wing, all intervals stud with carbide button on preceding spiral wing and rear screw wing, can
Effective protection gear wheel, rear portion deslagging are combined using barrel type with flow channel type, and chip removal ability is strong, avoids talus deposit, can be ensured
Track is unobstructed, improves righting effect;
(3) reacting cycle structure and technique are used, makes mud that there is higher upward velocity, in effectively solving, major diameter wears
The problem that more engineering slurry flow velocity is low, Cutting movement efficiency is low.
Description of the drawings
By reference to the explanation below in conjunction with attached drawing, and with the utility model is more fully understood, this practicality is new
The other purposes and result of type will be more clearly understood and understood.In the accompanying drawings:
Fig. 1 is the front view according to the reacting cycle flow channel type twin-stage reamer of the utility model embodiment one;
Fig. 2 is the right view according to the reacting cycle flow channel type twin-stage reamer of the utility model embodiment one;
Fig. 3 is the front view according to the reacting cycle flow channel type twin-stage reamer of the utility model embodiment two.
Reference numeral therein includes:1~reacting cycle assembly, 2~preceding righting bucket, 3~preceding spiral wing, 4~gear wheel, 5
~bit leg, 6~double PDC wings, 7~level-one reaming pedestal, 8~secondary chambering pedestal, 9~rear screw wing, 10~after help
Positive bucket, 11~rear reinforcing rib, 12~stop screw, 13~trip bolt, 14~dreg inhaling pipe, 15~slag absorbing bucket, 16~axis pin.
Specific implementation mode
Specific embodiment of the utility model is described in detail below with reference to attached drawing.
Embodiment one
The cutting edge for the reacting cycle flow channel type twin-stage reamer that embodiment provides uses gear wheel-PDC combined type cutting structures.
Fig. 1 and Fig. 2 respectively illustrates the master of the reacting cycle flow channel type twin-stage reamer according to the utility model embodiment one
Structure is regarded depending on structure and the right side.
As Fig. 1 and Fig. 2 jointly shown in, the utility model embodiment one provide reacting cycle flow channel type twin-stage reamer, packet
It includes:Reacting cycle assembly 1, preceding righting bucket 2, preceding spiral wing 3, gear wheel 4, bit leg 5, double PDC (Polycrystalline
Diamond Compact, composite polycrystal-diamond) wing 6, level-one reaming pedestal 7, secondary chambering pedestal 8, rear screw wing
9, rear righting bucket 10, rear reinforcing rib 11, stop screw 12, trip bolt 13, dreg inhaling pipe 14, slag absorbing bucket 15 and axis pin 16;Wherein,
Reacting cycle assembly 1 includes a mandrel, reacting cycle structure is provided in mandrel, the both ends of mandrel are internal thread structure, preceding to help
Positive bucket 2, rear righting bucket 10, level-one reaming pedestal 7 and secondary chambering pedestal 8 are respectively welded on the shell of mandrel, preceding circular knife
Before the wing 3 is welded on the shell of righting bucket 2, rear screw wing 9 is welded on the shell of rear righting bucket 2;Slag absorbing bucket 15 welds core
Position on axis between level-one reaming pedestal 7 and secondary chambering pedestal 8, the both ends of dreg inhaling pipe 14 respectively with mandrel, slag absorbing
Bucket 15 is threadedly coupled, to which mandrel and slag absorbing bucket 15 be connected;Reinforcing rib 11 is respectively welded on the shell of mandrel afterwards helps with after
On the end face of positive bucket 10;Spanner slot is offered respectively at the both ends of the shell of mandrel;In level-one reaming pedestal 7 and secondary chambering base
The groove of fixed bit leg 5 and double PDC wings 6 is offered on seat 8, annular location is equipped with flow path groove between two grooves,
Flow path groove is uniformly distributed along the circumferential direction of mandrel, and bit leg 5 is alternate with double PDC wings 6 to be fixed in groove;Bit leg 5 thickeies, widens,
Offer through-hole respectively on bit leg 5 and double PDC wings, level-one reaming pedestal 7, secondary chambering pedestal 8 groove in it is corresponding
Offer blind hole in the position of through-hole, bit leg 5 and double PDC wings 6 by trip bolt 13 be fastened on level-one reaming pedestal 7,
In the groove of secondary chambering pedestal 8;Half is further opened on the end face of bit leg 5, level-one reaming pedestal 7 and secondary chambering pedestal 8
Circular pin shaft hole, axis pin 16 are fixed on by stop screw 12 in pin shaft hole;Staggeredly it is welded with gauge in the palm back of bit leg 5
Tooth, gear wheel 4 are connected to the end of bit leg 5, are equipped with boss in the end of double PDC wings 6,6mm thickness is welded on boss
Wear-resistant strip;Gear wheel 4, double PDC wings 6, dreg inhaling pipe 14 are uniformly distributed along the circumferential direction of mandrel respectively, and double PDC wings 6, dreg inhaling pipe
14 along mandrel circumferential direction it is alternate uniformly distributed;Preceding spiral wing 3 (is fixed on level-one reaming pedestal 7) end face of side close to gear wheel 4
Center line be aligned with the center line of the median plane of gear wheel 4, rear screw wing 9 (is fixed on secondary chambering pedestal 8 close to gear wheel 4
On) center line of the end face of side is aligned with the center line of the median plane of gear wheel 4, the rotation of preceding spiral wing 3 and rear screw wing 9
To identical as the direction of rotation of reacting cycle flow channel type twin-stage reamer, it is spaced on preceding spiral wing 3, rear screw wing 9
It is inlaid with the carbide button for protecting gear wheel 4, the quantity of preceding spiral wing 3 and the double PDC being fixed on level-one reaming pedestal 7
Wing 6, the quantity summation of gear wheel 4 are identical, the quantity of rear screw wing 9 and the double PDC knives being fixed on secondary chambering pedestal 8
The wing 6, the quantity summation of gear wheel 4 are identical.
Embodiment two
The cutting edge for the compound reamer of reacting cycle flow channel type twin-stage that embodiment two provides uses cutter cutting structure.
Fig. 3 shows the front view structure of the reacting cycle flow channel type twin-stage reamer according to the utility model embodiment two.
As shown in figure 3, the reacting cycle flow channel type twin-stage reamer that the utility model embodiment two provides, including:Reacting cycle
Assembly 1, preceding spiral wing 3, gear wheel 4, bit leg 5, level-one reaming pedestal 7, secondary chambering pedestal 8, rear screw wing 9, rear righting
Bucket 10, rear reinforcing rib 11, stop screw 12, trip bolt 13, dreg inhaling pipe 14, slag absorbing bucket 15 and axis pin 16;Gear wheel 4, bit leg 5,
Level-one reaming pedestal 7, secondary chambering pedestal 8, rear screw wing 9, rear righting bucket 10, rear reinforcing rib 11, stop screw 12, fastening
The structure of screw 13, dreg inhaling pipe 14, slag absorbing bucket 15 and axis pin 16 is identical as the structure for implementing one, the present embodiment two and embodiment one
Be distinguished as:Righting bucket before being welded not on the shell of the mandrel of reacting cycle assembly 1, and preceding spiral wing 3 is directly welded at core
On the shell of axis.
Above description is only a specific implementation of the present invention, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replace, it should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model is answered described with power
Subject to the protection domain that profit requires.
Claims (10)
1. a kind of reacting cycle flow channel type twin-stage reamer, which is characterized in that including:Reacting cycle assembly (1), the reacting cycle assembly
(1) include a mandrel, reacting cycle structure is provided in the mandrel, the both ends of the mandrel are female adapter, in institute
It states and is welded with preceding righting bucket (2), level-one reaming pedestal (7), secondary chambering pedestal (8), rear righting bucket (10) on the shell of mandrel
With slag absorbing bucket (15), preceding spiral wing (3) is welded on the shell of the preceding righting bucket (2), in the rear righting bucket (10)
Shell on be welded with rear screw wing (9), the slag absorbing bucket (15), which is welded on the shell of the mandrel, is located at the level-one
Position between reaming pedestal (7) and the secondary chambering pedestal (8), the slag absorbing bucket (15) by dreg inhaling pipe (14) with it is described
Mandrel is connected to, and reinforcing rib (11) is respectively welded on the end face of the rear righting bucket (10) on the shell of the mandrel,
It is respectively fixed with bit leg (5) and double PDC wings (6) on the level-one reaming pedestal (7) and the secondary chambering pedestal (8),
The end of the bit leg (5) is connected with gear wheel (4).
2. reacting cycle flow channel type twin-stage reamer as described in claim 1, which is characterized in that the two of the shell of the mandrel
End offers spanner slot.
3. reacting cycle flow channel type twin-stage reamer as described in claim 1, which is characterized in that in the level-one reaming pedestal
(7) and on the secondary chambering pedestal (8) it is respectively equipped with the groove of the fixed bit leg (5) and the double PDC wings (6),
Annular location between two grooves is equipped with flow path groove, and the flow path groove is uniformly distributed along the circumferential direction of the mandrel.
4. reacting cycle flow channel type twin-stage reamer as claimed in claim 3, which is characterized in that in the bit leg (5) and described
Through-hole is offered on double PDC wings (6), in the level-one reaming pedestal (7), the groove of the secondary chambering pedestal (8)
Blind hole is inside offered, the bit leg (5) is fastened on the level-one by trip bolt (13) with the double PDC wings (6) and expands
Hole pedestal (7), the secondary chambering pedestal (8) groove in.
5. reacting cycle flow channel type twin-stage reamer as claimed in claim 4, which is characterized in that the bit leg (5) and the PDC
Wing (6) being fastened in the groove separately.
6. reacting cycle flow channel type twin-stage reamer as described in claim 1, which is characterized in that in the bit leg (5), described one
The end face of grade reaming pedestal (7) and the secondary chambering pedestal (8) offers semicircular pin shaft hole, in the pin shaft hole
It is fixed with axis pin (16) by stop screw (12).
7. reacting cycle flow channel type twin-stage reamer as described in claim 1, which is characterized in that carried on the back in the palm of the bit leg (5)
On be welded with gauge teeth, have boss in the end set of the double PDC wings (6), wear-resistant strip be welded on the boss.
8. reacting cycle flow channel type twin-stage reamer as described in claim 1, which is characterized in that the both ends of the dreg inhaling pipe (14)
It is threadedly coupled respectively with the mandrel, the slag absorbing bucket (15), the dreg inhaling pipe (14) is uniformly distributed along the circumferential direction of the mandrel.
9. reacting cycle flow channel type twin-stage reamer as described in claim 1, which is characterized in that the preceding spiral wing (3),
The rear screw wing (9) close to the gear wheel (4) side end face center line respectively in the gear wheel (4) median plane
The center line alignment of heart line, double PDC wings (6) median plane, the preceding spiral wing (3), the rear screw wing (9)
Rotation direction it is identical as the direction of rotation of circulatory flow formula twin-stage reamer, the preceding spiral wing (3), it is described after spiral shell
It is inlaid with carbide button on the rotary knife wing (9), the quantity of the preceding spiral wing (3) and is fixed on the level-one reaming pedestal (7)
On double PDC wings (6), the quantity summation of gear wheel (4) it is identical, the quantity of the rear screw wing (9) and be fixed on described
Double PDC wings (6) on secondary chambering pedestal (8), the quantity summation of gear wheel (4) are identical.
10. a kind of reacting cycle flow channel type twin-stage reamer, which is characterized in that including:Reacting cycle assembly (1), the reacting cycle are total
Including a mandrel at (1), reacting cycle structure is provided in the mandrel, the both ends of the mandrel are female adapter,
Level-one reaming pedestal (7), secondary chambering pedestal (8), rear righting bucket (10) and slag absorbing bucket are welded on the shell of the mandrel
(15), spiral wing (3) before being welded on the shell of the mandrel, after being welded on the shell of righting bucket (10) in the rear
Spiral wing (9), the slag absorbing bucket (15) be welded on the shell of the mandrel be located at the level-one reaming pedestal (7) with it is described
Position between secondary chambering pedestal (8), the slag absorbing bucket (15) is connected to by dreg inhaling pipe (14) with the mandrel, in the core
It is respectively welded reinforcing rib (11) on the end face of the rear righting bucket (10) on the shell of axis, in the level-one reaming pedestal
(7) and it is respectively fixed with bit leg (5) on the secondary chambering pedestal (8), the end of the bit leg (5) is connected with gear wheel (4).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721845793.2U CN207686610U (en) | 2017-12-26 | 2017-12-26 | Reacting cycle flow channel type twin-stage reamer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721845793.2U CN207686610U (en) | 2017-12-26 | 2017-12-26 | Reacting cycle flow channel type twin-stage reamer |
Publications (1)
Publication Number | Publication Date |
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CN207686610U true CN207686610U (en) | 2018-08-03 |
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ID=62995875
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201721845793.2U Expired - Fee Related CN207686610U (en) | 2017-12-26 | 2017-12-26 | Reacting cycle flow channel type twin-stage reamer |
Country Status (1)
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CN (1) | CN207686610U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107965270A (en) * | 2017-12-26 | 2018-04-27 | 重庆科技学院 | Reacting cycle flow channel type twin-stage reamer |
CN114837566A (en) * | 2022-05-19 | 2022-08-02 | 奥瑞拓能源科技股份有限公司 | Spiral gear roller bit |
-
2017
- 2017-12-26 CN CN201721845793.2U patent/CN207686610U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107965270A (en) * | 2017-12-26 | 2018-04-27 | 重庆科技学院 | Reacting cycle flow channel type twin-stage reamer |
CN114837566A (en) * | 2022-05-19 | 2022-08-02 | 奥瑞拓能源科技股份有限公司 | Spiral gear roller bit |
CN114837566B (en) * | 2022-05-19 | 2023-03-14 | 奥瑞拓能源科技股份有限公司 | Spiral gear roller bit |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180803 Termination date: 20201226 |