CN102733432B - A kind of pressural fluid supply line bracing or strutting arrangement - Google Patents
A kind of pressural fluid supply line bracing or strutting arrangement Download PDFInfo
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- CN102733432B CN102733432B CN201210237596.8A CN201210237596A CN102733432B CN 102733432 B CN102733432 B CN 102733432B CN 201210237596 A CN201210237596 A CN 201210237596A CN 102733432 B CN102733432 B CN 102733432B
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Abstract
A kind of pressural fluid supply line bracing or strutting arrangement, include the pressural fluid supply line axially running through hollow drill pipe, wherein, pressure is inserted body supply pipe one end and is formed with circular flange, the inner peripheral surface of hollow drill pipe is formed with the cylinder supporting surface coordinated with circular flange rotary support, hollow drill pipe is formed with at least one pin-and-hole along cylinder supporting surface generatrix direction, inserts flexible pin in pin-and-hole; When pressural fluid supply line joint occurs rocking with when vibrating, resilient key can reduce this and rock and vibration, ensures that pressural fluid supply line connects safety.Resilient key is not confined to 1, can be 2 yet, 3,4 etc. many.Several hollow drill pipe is inserted in female joint by male joint and connects, and pin and box sub is suitable assembly.The present invention has effectively can reduce rocking and vibrating, ensure that pressural fluid supply line is connected the advantage of safety between pressural fluid supply line.
Description
Technical field
The present invention relates to the technical field of digging operation drilling rod, particularly a kind of pressural fluid supply line bracing or strutting arrangement.
Background technology
In the past, generally, install outside drilling rod bottom and while the expansion digging cutter of free scalable shake, in the bottom of drilling rod, the oil hydraulic cylinder that can make the scalable shake of expansion digging cutter can be provided with.From ground oil gear until the pressure oil supply pipe of drilling rod lower end oil hydraulic cylinder is longitudinally through with the axle center of full-length drilling rod, this supply pipe extends in the male and female interface end of regular length drilling rod, and the extension end of this supply pipe is fixed on above-mentioned female male coupling inner peripheral surface by support.
But in various digging operation drilling rod, the drilling rod of certain length be linked in sequence the drilling rod of a formation long size time, the male joint of hexagonal axis and the female joint of hexagonal cylinder with the use of, and can easily engage fast and split with female joint at operation field to realize male joint, the size of the corresponding part of general male joint and female joint is provided with certain gap in advance.
For this reason, the long size drilling drilling rod that formed is connected when rotating and stopping the rotation with full-length drilling rod, gap between above introduced male joint and female joint likely can be caused connector portions to produce and be rocked and vibration, this can to the oil pressure supply pipe inside drilling rod, bring strike can to especially the holder part of fixed supply tube end, sometimes also can cause the defect such as support, supply pipe damage.
Summary of the invention
Technical problem to be solved by this invention is the present situation for prior art, even if provide a kind of digging operation drilling rod to rock and vibration, the pressural fluid supply line bracing or strutting arrangement of the digging operation drilling rod that also safety can be provided really to support for the pressural fluid supply line of through drilling rod inside.
The present invention solves the problems of the technologies described above adopted technical scheme:
A kind of pressural fluid supply line bracing or strutting arrangement, include the pressural fluid supply line axially running through hollow drill pipe, wherein, pressure is inserted body supply pipe one end and is formed with circular flange, the inner peripheral surface of hollow drill pipe is formed with the cylinder supporting surface coordinated with circular flange rotary support, hollow drill pipe is formed with at least one pin-and-hole along cylinder supporting surface generatrix direction, inserts flexible pin in pin-and-hole; When pressural fluid supply line joint occurs rocking with when vibrating, resilient key can reduce this and rock and vibration, ensures that pressural fluid supply line connects safety.
The measure taked also comprises:
Above-mentioned hollow drill pipe is provided with male joint near one end of circular flange, and hollow drill pipe is provided with female joint away from one end of circular flange, male joint outer peripheral face and female joint inner peripheral surface suitable.
Above-mentioned female joint inner peripheral surface is provided with steady pin, and male joint outer peripheral face corresponding section is provided with the anticreep hole of matching with steady pin.
Above-mentioned pressural fluid supply line outer layer covers has metal long slab.
Include the conveying oil circuit and dispatch oil circuit that be arranged in parallel in above-mentioned pressural fluid supply line, conveying oil circuit and dispatch oil circuit one end are stretched out from circular flange, and the other end stretches out from female joint.
Above-mentioned circular flange is provided with socket at conveying oil circuit and dispatch oil circuit one end, and female joint is provided with the plug-in unit suitable with socket at conveying oil circuit and dispatch oil circuit other end projection.
Above-mentioned socket outer peripheral face is arranged with rubber ring.
Above-mentioned pressure insert body supply pipe be provided with for by resilient key by the pressing plate be pressed in pin-and-hole.
Above-mentioned male joint is the male joint of hexagonal shaft-like.
Above-mentioned female joint is the female joint of hexagonal tubular.
Compared with prior art, a kind of pressural fluid supply line bracing or strutting arrangement of the present invention, include the pressural fluid supply line axially running through hollow drill pipe, wherein, pressure is inserted body supply pipe one end and is formed with circular flange, the inner peripheral surface of hollow drill pipe is formed with the cylinder supporting surface coordinated with circular flange rotary support, and hollow drill pipe is formed with at least one pin-and-hole along cylinder supporting surface generatrix direction, inserts flexible pin in pin-and-hole; When pressural fluid supply line joint occurs rocking with when vibrating, resilient key can reduce this and rock and vibration, ensures that pressural fluid supply line connects safety.The external force from drilling rod direction of rotation that pressural fluid supply line of the present invention bears can be cushioned by resilient key, and what digging operation drilling rod produced when rotating and stop rocking and vibrate and can be undertaken cushioning by resilient key thus prevent supply pipe from sustaining damage.The pipeline that it is transportation means pressure fluid that pressural fluid supply line not only comprises with the driving of oil hydraulic cylinder equal pressure fluid, and sometimes also include pressure fluid carrier pipe and use pressurized fluid driven means pressure fluid to be returned the two-way pipeline of the dispatch pipe of fuel tank.In addition, resilient key is not confined to 1, can be 2 yet, 3,4 etc. many.Several hollow drill pipe is inserted in female joint by male joint and connects, and pin and box sub is suitable assembly.In real work, pin and box sub can produce relative stress under the effect of external force, make produce between circular flange and cylinder supporting surface to rock and vibration, circular flange side face and cylinder supporting surface are mutually engaged and extend to this cylinder supporting surface generatrix direction, form pin-and-hole, the latch that this pin-and-hole is generated by elastomeric material inserts this pin-and-hole for reducing or eliminating rocking and vibration of producing between circular flange and cylinder supporting surface.
The present invention has effectively can reduce rocking and vibrating, ensure that pressural fluid supply line is connected the advantage of safety between pressural fluid supply line.
Accompanying drawing explanation
Fig. 1 is the front view of the embodiment of the present invention;
Fig. 2 is the II-II sectional view of Fig. 1;
Fig. 3 is the enlarged diagram of Fig. 1 first half.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
Fig. 1 is to Figure 3 shows that structural representation of the present invention.
Reference numeral in Fig. 1 to Fig. 3 is wherein: hollow drill pipe 1, cylinder supporting surface 1a, pin-and-hole 11, resilient key 12, male joint 13, anticreep hole 13a, female joint 14, steady pin 14a, pressural fluid supply line 2, circular flange 21, metal long slab 22, conveying oil circuit 23, dispatch oil circuit 24, socket 25, rubber ring 25a, plug-in unit 26, pressing plate 27.
A kind of pressural fluid supply line bracing or strutting arrangement, include the pressural fluid supply line 2 axially running through hollow drill pipe 1, wherein, described pressure is inserted body supply pipe 2 one end and is formed with circular flange 21, the inner peripheral surface of described hollow drill pipe 1 is formed with the cylinder supporting surface 1a coordinated with circular flange 21 rotary support, described hollow drill pipe 1 is formed with at least one pin-and-hole 11 along cylinder supporting surface 1a generatrix direction, inserts flexible pin 12 in described pin-and-hole 11; When pressural fluid supply line 2 joint occurs rocking with when vibrating, described resilient key 12 can reduce this and rock and vibration, ensures that pressural fluid supply line 2 connects safety.
In embodiment, hollow drill pipe 1 is provided with male joint 13 near one end of circular flange 21, and hollow drill pipe 1 is provided with female joint 14 away from one end of circular flange 21, described male joint 13 outer peripheral face and female joint 14 inner peripheral surface suitable.
In embodiment, female joint 14 inner peripheral surface is provided with steady pin 14a, and described male joint 13 outer peripheral face corresponding section is provided with the anticreep hole 13a matched with steady pin 14a.
In embodiment, pressural fluid supply line 2 outer layer covers has metal long slab 22.
In embodiment, include the conveying oil circuit 23 and dispatch oil circuit 24 that be arranged in parallel in pressural fluid supply line 2, described conveying oil circuit 23 and dispatch oil circuit 24 one end are stretched out from circular flange 21, and the other end stretches out from described female joint 14.
In embodiment, circular flange 21 is provided with socket 25 at conveying oil circuit 23 and dispatch oil circuit 24 one end, and described female joint 14 is provided with the plug-in unit 26 suitable with socket 25 at conveying oil circuit 23 and dispatch oil circuit 24 other end projection.
In embodiment, socket 25 outer peripheral face is arranged with rubber ring 25a.
In embodiment, pressure insert body supply pipe 2 be provided with for by resilient key 12 by the pressing plate 27 be pressed in pin-and-hole 11.
In embodiment, male joint 13 is the male joint of hexagonal shaft-like.
In embodiment, female joint 14 is the female joint of hexagonal tubular.
The external force from drilling rod direction of rotation that pressural fluid supply line 2 of the present invention bears can be cushioned by resilient key 12, and what digging operation drilling rod produced when rotating and stop rocking and vibrate and can be undertaken cushioning by resilient key 12 thus prevent supply pipe from sustaining damage.The pipeline that it is transportation means pressure fluid that pressural fluid supply line 2 not only comprises with the driving of oil hydraulic cylinder equal pressure fluid, and sometimes also include pressure fluid carrier pipe and use pressurized fluid driven means pressure fluid to be returned the two-way pipeline of the dispatch pipe of fuel tank.In addition, resilient key 12 is not confined to 1, can be 2 yet, 3,4 etc. many.Several hollow drill pipe is inserted in female joint 14 by male joint 13 and connects, and pin and box sub is suitable assembly.In real work, pin and box sub can produce relative stress under the effect of external force, make produce between circular flange 21 and cylinder supporting surface 1a to rock and vibration, circular flange 21 side face and cylinder supporting surface 1a are mutually engaged and extend to this cylinder supporting surface 1a generatrix direction, form pin-and-hole 11, the latch that this pin-and-hole 11 is generated by elastomeric material inserts this pin-and-hole 11 for reducing or eliminating rocking and vibration of producing between circular flange 21 and cylinder supporting surface 1a.
The present invention has effectively can reduce rocking and vibrating, ensure that pressural fluid supply line 2 is connected safe advantage between pressural fluid supply line 2.
Claims (1)
1. a pressural fluid supply line bracing or strutting arrangement, include the pressural fluid supply line (2) axially running through hollow drill pipe (1), it is characterized in that: described pressural fluid supply line (2) outer layer covers has metal long slab (22); The conveying oil circuit (23) be arranged in parallel and dispatch oil circuit (24) is included in described pressural fluid supply line (2), described pressural fluid supply line (2) one end is formed with circular flange (21), the inner peripheral surface of described hollow drill pipe (1) is formed with the cylinder supporting surface (1a) coordinated with circular flange (21) rotary support, described hollow drill pipe (1) is formed with at least one pin-and-hole (11) along cylinder supporting surface (1a) generatrix direction, inserts flexible pin (12) in described pin-and-hole (11); Described pressural fluid supply line (2) be provided with for by resilient key (12) by the pressing plate (27) be pressed in pin-and-hole (11); The external force from drilling rod direction of rotation that pressural fluid supply line (2) bears can be cushioned by resilient key (12), rocking that digging operation drilling rod produces when rotating and stop is cushioned by resilient key (12) with vibrational energy, thus prevents pressural fluid supply line from sustaining damage; Described hollow drill pipe (1) is provided with male joint (13) near one end of circular flange (21), and hollow drill pipe (1) is provided with female joint (14) away from one end of circular flange (21), described male joint (13) outer peripheral face and female joint (14) inner peripheral surface suitable; Described male joint (13) is the male joint of hexagonal shaft-like; Described female joint (14) is the female joint of hexagonal tubular; Described female joint (14) inner peripheral surface is provided with steady pin (14a), and described male joint (13) outer peripheral face corresponding section is provided with the anticreep hole (13a) of matching with steady pin (14a); Described conveying oil circuit (23) and dispatch oil circuit (24) one end are stretched out from circular flange (21), and the other end stretches out from described female joint (14); Described circular flange (21) is provided with socket (25) in conveying oil circuit (23) and dispatch oil circuit (24) one end, and described female joint (14) is provided with the plug-in unit (26) suitable with socket (25) in conveying oil circuit (23) and dispatch oil circuit (24) other end projection; Described socket (25) outer peripheral face is arranged with rubber ring (25a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210237596.8A CN102733432B (en) | 2012-07-11 | 2012-07-11 | A kind of pressural fluid supply line bracing or strutting arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210237596.8A CN102733432B (en) | 2012-07-11 | 2012-07-11 | A kind of pressural fluid supply line bracing or strutting arrangement |
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| Publication Number | Publication Date |
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| CN102733432A CN102733432A (en) | 2012-10-17 |
| CN102733432B true CN102733432B (en) | 2016-03-30 |
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| CN201210237596.8A Active CN102733432B (en) | 2012-07-11 | 2012-07-11 | A kind of pressural fluid supply line bracing or strutting arrangement |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201851037U (en) * | 2010-11-18 | 2011-06-01 | 长沙天和钻具机械有限公司 | Cushioning device |
| CN202064844U (en) * | 2011-05-05 | 2011-12-07 | 上海工程机械厂有限公司 | Drill rod of enlarging drilling machine |
| CN101319499B (en) * | 2007-06-07 | 2012-03-28 | 刘润郊 | Pile forming method and device for screwed pedestal pile with large flow concrete filled by hole drilling pump |
| CN202755389U (en) * | 2012-07-11 | 2013-02-27 | 宁波浙东建材集团有限公司 | Supporting device of pressure fluid supplying pipe |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0718667A (en) * | 1993-06-29 | 1995-01-20 | Kenchiyou Kobe:Kk | Joint section structure of screw rod for underground boring machine |
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2012
- 2012-07-11 CN CN201210237596.8A patent/CN102733432B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101319499B (en) * | 2007-06-07 | 2012-03-28 | 刘润郊 | Pile forming method and device for screwed pedestal pile with large flow concrete filled by hole drilling pump |
| CN201851037U (en) * | 2010-11-18 | 2011-06-01 | 长沙天和钻具机械有限公司 | Cushioning device |
| CN202064844U (en) * | 2011-05-05 | 2011-12-07 | 上海工程机械厂有限公司 | Drill rod of enlarging drilling machine |
| CN202755389U (en) * | 2012-07-11 | 2013-02-27 | 宁波浙东建材集团有限公司 | Supporting device of pressure fluid supplying pipe |
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| Publication number | Publication date |
|---|---|
| CN102733432A (en) | 2012-10-17 |
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