CN102650195B - A kind of variable-diameter connector of drill rod of friction type rotary drilling rig - Google Patents
A kind of variable-diameter connector of drill rod of friction type rotary drilling rig Download PDFInfo
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- CN102650195B CN102650195B CN201210123434.1A CN201210123434A CN102650195B CN 102650195 B CN102650195 B CN 102650195B CN 201210123434 A CN201210123434 A CN 201210123434A CN 102650195 B CN102650195 B CN 102650195B
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- keyway
- wall
- type rotary
- friction type
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Abstract
The present invention relates to a kind of variable-diameter connector of drill rod of friction type rotary drilling rig, comprise body, one of body is provided with the mounting flange for being connected with rig driving head, tube wall is provided with the key bar matched with the keyway of driving head inwall, the other end of body is opening, the keyway that key bar inboard wall of tube body being provided with drilling-rod external wall matches, is provided with the back-up ring blocking the keyway end in the end of the keyway of inboard wall of tube body.The beneficial effect that the present invention has: the efficiency of construction accelerating rig, slow down the wearing and tearing of wire rope, improves the life-span of equipment component, and a large amount of has saved fuel oil, protection of the environment.Also a saving a large amount of fund of user, maintenance cost and cost of upkeep simultaneously.
Description
Technical field
The present invention relates to a kind of friction type rotary drilling rig, particularly relate to a kind of variable-diameter connector of drill rod of friction type rotary drilling rig.
Background technology
Rotary drilling rig is the construction machinery of pore-forming operation in a kind of applicable building foundation engineering.Mainly be suitable for the soil layer constructions such as sand, cohesive soil, slity soil, be used widely in the multiple foundation basic constructions such as castinplace pile, diaphragm wall, underpin, the rated power of rotary drilling rig is generally 125 ~ 450kW, Power output moment of torsion is 120 ~ 400kNm, maximum drilling diameter can reach 1.5 ~ 4m, maximum depth of pore forming is 60 ~ 90m, can meet the requirement of all kinds of large foundation construction.
And in the prior art, rotary drilling rig has a kind of friction type rotary drilling rig with frictional resistance drilling rod, friction type rotary drilling rig also also exists some defects, such as the friction type drilling rod of existing friction type rotary drilling rig standard configuration is generally comprise 5 joints, each 18 meters, joint, but when part work items requires that piling drilling depth only has 15-50 rice, only need 1-4 to save drilling rod and can complete requirement, so under these circumstances, use 5 of standard configuration joint drilling rod quality very large, the wearing and tearing of wire rope are also accelerated, inefficiency, Piling speed is slow, and waste more fuel oil.
Summary of the invention
The object of the invention is the problem in order to solve in prior art existing for friction type rotary drilling rig, the variable-diameter connector of drill rod that the invention provides a kind of friction type rotary drilling rig overcomes one's shortcomings.
To achieve these goals, technical scheme of the present invention is as follows:
A kind of variable-diameter connector of drill rod of friction type rotary drilling rig, comprise body, it is characterized in that, one of described body is provided with the mounting flange for being connected with rig driving head, described tube wall is provided with the key bar matched with the keyway of driving head inwall, the other end of described body is opening, the keyway that key bar inboard wall of tube body being provided with drilling-rod external wall matches, and is provided with the back-up ring blocking the keyway end in the end of the keyway of inboard wall of tube body.
The variable-diameter connector of drill rod of above-mentioned a kind of friction type rotary drilling rig, is characterized in that, the key bar of described tube wall is three.
The variable-diameter connector of drill rod of above-mentioned a kind of friction type rotary drilling rig, is characterized in that, the key bar of described tube wall is six.
The variable-diameter connector of drill rod of above-mentioned a kind of friction type rotary drilling rig, is characterized in that, described body is provided with dismountable flange on the outer wall of open at one end, and described dismountable flange is bolted on body.
The variable-diameter connector of drill rod of above-mentioned a kind of friction type rotary drilling rig, is characterized in that, described body is provided with annular boss on the tube wall of one end of mounting flange, and the side of described annular boss is provided with the Rubber shock-absorbing pad of annular.
The beneficial effect that the present invention has: the efficiency of construction accelerating rig, slow down the wearing and tearing of wire rope, improves the life-span of equipment component, and a large amount of has saved fuel oil, protection of the environment.Also a saving a large amount of fund of user, maintenance cost and cost of upkeep simultaneously.
Accompanying drawing explanation
Fig. 1 is the front view of the embodiment of the present invention 1;
Fig. 2 is the left view of the embodiment of the present invention 1;
Fig. 3 is the front view of the embodiment of the present invention 2;
Fig. 4 is the left view of the embodiment of the present invention 2.
Detailed description of the invention
For making to have a better understanding and awareness architectural feature of the present invention and effect of reaching, coordinating detailed description in order to preferred embodiment and accompanying drawing, being described as follows:
Embodiment 1:
Referring to Fig. 1 and Fig. 2, a kind of variable-diameter connector of drill rod of friction type rotary drilling rig, comprise body 100, one of body 100 is provided with the mounting flange 200 for being connected with rig driving head, body 100 is fixedly connected on rig driving head by mounting flange 200, be provided with the key bar 300 matched with the keyway of driving head inwall at body 100 outer wall, and the key bar 300 of body 100 outer wall is three.When body 100 is arranged on driving head time, matched with the keyway on driving head inwall by the key bar 300 on body 100 outer wall, make driving head that body 100 can be driven to rotate, thus body 100 drives drilling rod to rotate.
The other end of body 100 is opening 400, and the keyway 500 that key bar body 100 inwall being provided with drilling-rod external wall matches is provided with the back-up ring 600 blocking keyway 500 end in the end of the keyway 500 of body 100 inwall.When in use, such as only need four joint drilling rods just can achieve the goal, so just first this four joints drilling rod is extracted out from Section of five drilling rod, then the key article on Section of four drilling-rod external wall is snapped onto in the keyway 500 of body 100 inwall, finally with back-up ring 600, key bar is blocked, make it can not skid off, linear slide can only be carried out in keyway 500.
Body 100 is provided with dismountable flange 700 on the outer wall of opening 400 one end, dismountable flange 700 is bolted on body 100, the effect of dismountable flange 700 is that when in the driving head that reducer union is installed to rig, dismountable flange 700 can block outside thing and not enter in driving head.
Body 100 is provided with annular boss 800 on the tube wall of one end of mounting flange 200, and the side of annular boss 800 is provided with the Rubber shock-absorbing pad 900 of annular.Rubber shock-absorbing pad 900 can cushion the collision between body 100 and driving head.
Embodiment 2:
Referring to Fig. 3 and Fig. 4, a kind of variable-diameter connector of drill rod of friction type rotary drilling rig, comprise body 100, one of body 100 is provided with the mounting flange 200 for being connected with rig driving head, body 100 is fixedly connected on rig driving head by mounting flange 200, be provided with the key bar 300 matched with the keyway of driving head inwall at body 100 outer wall, and the key bar 300 of body 100 outer wall is six.When body 100 is arranged on driving head time, matched with the keyway on driving head inwall by the key bar 300 on body 100 outer wall, make driving head that body 100 can be driven to rotate, thus body 100 drives drilling rod to rotate.
The other end of body 100 is opening 400, and the keyway 500 that key bar body 100 inwall being provided with drilling-rod external wall matches is provided with the back-up ring 600 blocking keyway 500 end in the end of the keyway 500 of body 100 inwall.When in use, such as only need four joint drilling rods just can achieve the goal, so just first this four joints drilling rod is extracted out from Section of five drilling rod, then the key article on Section of four drilling-rod external wall is snapped onto in the keyway 500 of body 100 inwall, finally with back-up ring 600, key bar is blocked, make it can not skid off, linear slide can only be carried out in keyway 500.
Body 100 is provided with dismountable flange 700 on the outer wall of opening 400 one end, dismountable flange 700 is bolted on body 100, the effect of dismountable flange 700 is that when in the driving head that reducer union is installed to rig, dismountable flange 700 can block outside thing and not enter in driving head.
Body 100 is provided with annular boss 800 on the tube wall of one end of mounting flange 200, and the side of annular boss 800 is provided with the Rubber shock-absorbing pad 900 of annular.Rubber shock-absorbing pad 900 can cushion the collision between body 100 and driving head.
The present invention accelerates the efficiency of construction of rig, slow down the wearing and tearing of wire rope, improves the life-span of equipment component, and a large amount of has saved fuel oil, protection of the environment.Also a saving a large amount of fund of user, maintenance cost and cost of upkeep simultaneously.
In sum, be only preferred embodiment of the present invention, not be used for limiting scope of the invention process, all equalizations of doing according to shape, structure, feature and the spirit described in the claims in the present invention scope change and modify, and all should be included in right of the present invention.
Claims (3)
1. the variable-diameter connector of drill rod of a friction type rotary drilling rig, comprise body, it is characterized in that, one of described body is provided with the mounting flange for being connected with rig driving head, described tube wall is provided with the key bar matched with the keyway of driving head inwall, the other end of described body is opening, inboard wall of tube body is provided with the keyway matched with the key bar of drilling-rod external wall, is provided with the back-up ring blocking the keyway end in the end of the keyway of inboard wall of tube body; Described body is provided with dismountable flange on the outer wall of open at one end, and described dismountable flange is bolted on body; Described body is provided with annular boss on the tube wall of one end of mounting flange, and the side of described annular boss is provided with the Rubber shock-absorbing pad of annular.
2. the variable-diameter connector of drill rod of a kind of friction type rotary drilling rig according to claim 1, it is characterized in that, the key bar of described tube wall is three.
3. the variable-diameter connector of drill rod of a kind of friction type rotary drilling rig according to claim 1, it is characterized in that, the key bar of described tube wall is six.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210123434.1A CN102650195B (en) | 2012-04-25 | 2012-04-25 | A kind of variable-diameter connector of drill rod of friction type rotary drilling rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210123434.1A CN102650195B (en) | 2012-04-25 | 2012-04-25 | A kind of variable-diameter connector of drill rod of friction type rotary drilling rig |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102650195A CN102650195A (en) | 2012-08-29 |
| CN102650195B true CN102650195B (en) | 2016-03-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210123434.1A Expired - Fee Related CN102650195B (en) | 2012-04-25 | 2012-04-25 | A kind of variable-diameter connector of drill rod of friction type rotary drilling rig |
Country Status (1)
| Country | Link |
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| CN (1) | CN102650195B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3364187B2 (en) * | 1999-12-06 | 2003-01-08 | 住友重機械建機クレーン株式会社 | Excavator drive for ground excavator |
| CN201460759U (en) * | 2009-07-23 | 2010-05-12 | 北京市三一重机有限公司 | Power head transition key bushing |
| CN201567950U (en) * | 2009-11-25 | 2010-09-01 | 于庆达 | Auger drill power head capable of being provided with various specifications and types of drill rods |
| CN201687401U (en) * | 2010-04-16 | 2010-12-29 | 常琦 | Integral drive key sleeve type drill stem of rotary drilling rig |
| CN101956524A (en) * | 2010-09-03 | 2011-01-26 | 北京市三一重机有限公司 | Rotary drilling rig and power head gearing thereof |
| CN201756910U (en) * | 2010-08-09 | 2011-03-09 | 徐州徐工基础工程机械有限公司 | Multifunctional protection device for power head of rotary drilling rig |
| CN201802307U (en) * | 2010-09-03 | 2011-04-20 | 北京市三一重机有限公司 | Rotary drilling rig and power head transmission device thereof |
-
2012
- 2012-04-25 CN CN201210123434.1A patent/CN102650195B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3364187B2 (en) * | 1999-12-06 | 2003-01-08 | 住友重機械建機クレーン株式会社 | Excavator drive for ground excavator |
| CN201460759U (en) * | 2009-07-23 | 2010-05-12 | 北京市三一重机有限公司 | Power head transition key bushing |
| CN201567950U (en) * | 2009-11-25 | 2010-09-01 | 于庆达 | Auger drill power head capable of being provided with various specifications and types of drill rods |
| CN201687401U (en) * | 2010-04-16 | 2010-12-29 | 常琦 | Integral drive key sleeve type drill stem of rotary drilling rig |
| CN201756910U (en) * | 2010-08-09 | 2011-03-09 | 徐州徐工基础工程机械有限公司 | Multifunctional protection device for power head of rotary drilling rig |
| CN101956524A (en) * | 2010-09-03 | 2011-01-26 | 北京市三一重机有限公司 | Rotary drilling rig and power head gearing thereof |
| CN201802307U (en) * | 2010-09-03 | 2011-04-20 | 北京市三一重机有限公司 | Rotary drilling rig and power head transmission device thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102650195A (en) | 2012-08-29 |
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Addressee: Patent of Shanghai PuYao drill pipe fittings factory The person in charge Document name: payment instructions |
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Addressee: Patent of Shanghai PuYao drill pipe fittings factory The person in charge Document name: Notification of Termination of Patent Right |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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