CN207420479U - Geological casing pipe - Google Patents
Geological casing pipe Download PDFInfo
- Publication number
- CN207420479U CN207420479U CN201721419783.2U CN201721419783U CN207420479U CN 207420479 U CN207420479 U CN 207420479U CN 201721419783 U CN201721419783 U CN 201721419783U CN 207420479 U CN207420479 U CN 207420479U
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- CN
- China
- Prior art keywords
- fixing sleeve
- union body
- drill bit
- tapering point
- casing pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
Geological casing pipe,Including union body,One end of union body is provided with flat silk external screw thread,The other end of union body is provided with flat silk internal thread,Union body is connected by external screw thread with drill bit,Union body is connected by internal thread with drilling rod,The fixing sleeve that fixing sleeve tube body is connected with drill bit and union body is connected with drilling rod is provided on the outside of union body,Fixing sleeve includes left fixing sleeve and right fixing sleeve,Left fixing sleeve and right fixing sleeve are threadedly coupled with union body,Block is provided between left fixing sleeve and right fixing sleeve,The block is wholely set with union body,The fixing sleeve set by union body outside screw,After casing is connected with drill bit,By rotating left fixing sleeve,The inner face of tapering point on left fixing sleeve is inclined surface,Left fixing sleeve is rotated to be moved to the left,Frictional force between tapering point and drill bit is bigger,Intensifying force is bigger simultaneously,It is better that fixation steps up effect,It prevents when drill bit is in operation since vibrations cause absent-mindedness or obscission.
Description
Technical field
The utility model is related to mining equipment technical fields, are specifically exactly a kind of geological casing pipe, are mainly used for colliery
The connecting tube of centralizing function from during the big deep hole of downhole drill bit.
Background technology
At present, easily punching tilts the drill bit that colliery uses in deep drilling, influences the quality and efficiency of exploitation, invisible
In add the working strength of worker, the damage problem of cased well is worldwide problem urgently to be resolved hurrily, underground gasification,
The fields such as oil field development, coal-bed gas exploitation it is different degrees of have occurred casing damage the problem of, cased well well damage area
Mainly have China, the U.S., Russia, North Sea Cretaceous Basins etc., existing well casing it is whole during use very
Easily damage, it is therefore desirable to solve.
The content of the invention
The purpose of this utility model is to provide a kind of geological casing pipe, the casing connection drill bit and drilling rod improve drill bit
The stability being connected between drilling rod, and wearability is good, substantially increases service life.
The technical scheme in the invention for solving the technical problem is：Geological casing pipe, it is described including union body
One end of union body is provided with flat silk external screw thread, and the other end of the union body is provided with flat silk internal thread, the casing
Body is connected by external screw thread with drill bit, and the union body is connected by internal thread with drilling rod, is set on the outside of the union body
Have a fixing sleeve that fixing sleeve tube body is connected with drill bit and union body is connected with drilling rod, the fixing sleeve include left fixing sleeve and
Right fixing sleeve, the left fixing sleeve and right fixing sleeve are threadedly coupled with union body, the left fixing sleeve and right fixing sleeve
Between be provided with block, the block is wholely set with union body.
As an optimization, the left fixing sleeve includes fixing end and tapering point, and the fixing end is circular casing, and
It is threadedly coupled with union body.
As an optimization, the right fixing sleeve includes fixing end and tapering point, and the fixing end is circular casing, and
It is threadedly coupled with union body.
As an optimization, the tapering point part is wholely set with fixing end, and the tapering point is arranged on solid for annular
Conical tooth block on fixed end, the conical tooth block is towards on the outside of union body both ends.
As an optimization, the tapering point is cubic pyramidal structure, and the tapering point is set on union body one side
It is equipped with anti-skid chequer.
As an optimization, the block is located at union body on the centre position of length direction, the left fixing sleeve and the right side
Fixing sleeve is located at the both sides of block and is symmetrical set.
As an optimization, it is provided with anti-skid chequer on the periphery of the left fixing sleeve and right fixing sleeve.
The beneficial effects of the utility model are：Compared with prior art, a kind of geological casing pipe of the utility model, passes through set
The fixing sleeve that tube body outside screw is set, it is solid by left and right when realizing that casing is connected with drill bit and casing is connected with drilling rod
Fixed set realizes that brick and drilling rod step up to fix, and tapering point is both provided on the fixing sleeve of left and right, logical after casing is connected with drill bit
Overwinding turns left fixing sleeve, and the inner face of the tapering point on left fixing sleeve is inclined surface, rotates left fixing sleeve and is moved to the left, tapering point
Frictional force between drill bit is bigger, while intensifying force is bigger, and fixed effect of stepping up is better, prevent when drill bit is in operation due to
Vibrations cause absent-mindedness or obscission.
Description of the drawings
Fig. 1 is the utility model overall construction drawing；
Fig. 2 is another example structure figure of the utility model；
Wherein, 1 union body, 2 external screw threads, 3 internal threads, 4 limbers, 5 left fixing sleeves, 6 right fixing sleeves, 7 blocks, 8 are fixed
End, 9 tapering points.
Specific embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, instead of all the embodiments.Usually here described in attached drawing and
The component of the utility model embodiment shown can configure to arrange and design with a variety of.Therefore, below to attached
The detailed description of the embodiment of the utility model provided in figure is not intended to limit claimed the scope of the utility model,
But it is merely representative of the selected embodiment of the utility model.Based on the embodiment in the utility model, ordinary skill people
Member's all other embodiments obtained without creative efforts belong to the model of the utility model protection
It encloses.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
, it is necessary to explanation in the description of the utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instructions such as " level ", " interior ", " outer " or position relationship be based on orientation shown in the drawings or position relationship or
The utility model product using when the orientation usually put or position relationship, be for only for ease of description the utility model and letter
Change description rather than instruction or imply signified device or element must have specific orientation, with specific azimuth configuration and
Operation, therefore it is not intended that limitation to the utility model.In addition, term " first ", " second ", " the 3rd " etc. are only used for area
Divide description, and it is not intended that instruction or hint relative importance.
In embodiment as shown in Figure 1, geological casing pipe, including union body 1, the union body 1 is internally provided with limbers
4, one end of the union body 1 is provided with flat silk external screw thread 2, and the other end of the union body 1 is provided with flat silk internal thread
3, the union body 1 is connected by external screw thread 2 with drill bit, and the union body 1 is connected by internal thread 3 with drilling rod, described
The outside of union body 1 be provided with the fixing sleeve that fixing sleeve tube body 1 is connected with drill bit and union body 1 is connected with drilling rod, it is described
Fixing sleeve includes left fixing sleeve 5 and right fixing sleeve 6, and the left fixing sleeve 5 and right fixing sleeve 6 are threadedly coupled with union body 1,
Block 7 is provided between the left fixing sleeve 5 and right fixing sleeve 6, the block 7 is wholely set with union body 1.
The left fixing sleeve 5 include fixing end 8 and tapering point 9, the fixing end 8 be circular casing, and with set
Tube body 1 is threadedly coupled.
The right fixing sleeve 5 include fixing end 8 and tapering point 9, the fixing end 8 be circular casing, and with set
Tube body 1 is threadedly coupled.
9 part of tapering point is wholely set with fixing end 8, and the tapering point 9 is arranged on for annular in fixing end 8
Conical tooth block, the conical tooth block is towards on the outside of 1 both ends of union body.
The tapering point 9 is cubic pyramidal structure, and the tapering point 9 is provided with anti-on 1 one side of union body
Sliding line.
The block 7 is located at union body 1 in the centre position of length direction, the left fixing sleeve 5 and right fixing sleeve 6
Positioned at the both sides of block 7 and it is symmetrical set.
Anti-skid chequer is provided on the left fixing sleeve 5 and the periphery of right fixing sleeve 6.
Connection between geological casing pipe and drill bit and drilling rod is fixed, the existing male end by drill bit and union body in connection
Connection, then the female end of drilling rod and union body is connected, between union body and drill bit and drilling rod after stable connection, by casing
The fixing sleeve that setting is threadedly coupled on body is fixed, and rotates left fixing sleeve, by the outer of the tapering point on left fixing sleeve and drill bit
Side contacts are inclined inclined-plane in left fixing sleeve tapering point, while left fixing sleeve is constantly moved to the left, taper surface and drill bit it
Between friction it is bigger, clamping force is bigger, eventually by left fixing sleeve realize geological casing pipe on drill bit fixation, in left fixing sleeve
The contact surface of drill bit is provided with anti-skid chequer, improves the stability to being connected between drill bit and geological casing pipe, it is necessary to be bored with changing
During head, first left fixing sleeve can be disassembled, then will be dismantled between drill bit and geological casing pipe, similarly same mode is realized
The fixation that is connected between drilling rod on the right side of geological casing pipe and drilling rod is stepped up by the tapering point realization on right fixing sleeve, it is real
The fixation of existing drilling rod and casing connection steps up, this ensure that the stability connected between drilling rod and drill bit, in operation process
It prevents vibration from the connection between drilling rod and drill bit being caused to loosen, even results in drill bit and come off.
In another embodiment as shown in Figure 2, geological casing pipe, including union body 1,1 inside of union body is set
There is a limbers 4, one end of the union body 1 is provided with flat silk external screw thread 2, and the other end of the union body 1 is provided with flat
Silk internal thread 3, the union body 1 are connected by external screw thread 2 with drill bit, and the union body 1 is connected by internal thread 3 and drilling rod
It connecing, 1 outside of union body is provided with the fixing sleeve that fixing sleeve tube body 1 is connected with drill bit and union body 1 is connected with drilling rod,
The fixing sleeve includes left fixing sleeve 5 and right fixing sleeve 6, the left fixing sleeve 5 and right fixing sleeve 6 with 1 spiral shell of union body
Line connects, and block 7 is provided between the left fixing sleeve 5 and right fixing sleeve 6, the block 7 is integrally set with union body 1
Put, the left fixing sleeve 5 include fixing end 8 and tapering point 9, the fixing end 8 be circular casing, and with union body 1
Be threadedly coupled, the right fixing sleeve 5 include fixing end 8 and tapering point 9, the fixing end 8 be circular casing, and with set
Tube body 1 is threadedly coupled, and 9 part of tapering point is wholely set with fixing end 8, and the tapering point 9 is arranged on solid for annular
Conical tooth block on fixed end 8, for the conical tooth block towards 1 both ends of union body outside, the tapering point 9 is cubic taper knot
Structure, the tapering point 9 are provided with anti-skid chequer on 1 one side of union body, and the block 7 is located at union body 1 in length
The centre position in direction, the left fixing sleeve 5 is located at the both sides of block 7 with right fixing sleeve 6 and is symmetrical set, described
Left fixing sleeve 5 and right fixing sleeve 6 periphery on be provided with anti-skid chequer.
The external screw thread being connected with fixing sleeve is provided on the periphery of union body, ensures that the left and right of left and right fixing sleeve is moved
It is dynamic, while externally threaded length can only realize that the tapering point part on fixing sleeve protrudes, the fixing sleeve in left side can only realize taper
End part is prominent, as shown in fig. 1, the maximum position that left side tapering point is moved to the left, and while right side tapering point moves right
Maximum position ensures the stabilization of fixing sleeve, does not influence drillng operation, while is provided with wearing layer on the periphery of fixing sleeve,
Wearing layer is hard alloy, improves service life, abrasion when reducing operation to fixing sleeve.
Above-mentioned specific embodiment is only the specific case of the utility model, and the scope of patent protection of the utility model includes
But the product form and style of above-mentioned specific embodiment are not limited to, it is any to meet the utility model claims book and any institute
Belong to appropriate variation or modification that the those of ordinary skill of technical field does it, should all fall into the patent protection of the utility model
Scope.
Claims (7)
1. geological casing pipe, including union body（1）, it is characterised in that：The union body（1）It is internally provided with limbers（4）, institute
The union body stated（1）One end be provided with flat silk external screw thread（2）, the union body（1）The other end be provided with Ping Sinei spiral shells
Line（3）, the union body（1）Pass through external screw thread（2）It is connected with drill bit, the union body（1）Pass through internal thread（3）With brill
Bar connects, the union body（1）Outside is provided with fixing sleeve tube body（1）It is connected with drill bit and union body（1）Connect with drilling rod
The fixing sleeve connect, the fixing sleeve include left fixing sleeve（5）With right fixing sleeve（6）, the left fixing sleeve（5）With right fixation
Set（6）And union body（1）It is threadedly coupled, the left fixing sleeve（5）With right fixing sleeve（6）Between be provided with block（7）, institute
The block stated（7）With union body（1）It is wholely set.
2. geological casing pipe according to claim 1, it is characterised in that：The left fixing sleeve（5）Including fixing end（8）With
Tapering point（9）, the fixing end（8）For circular casing, and and union body（1）It is threadedly coupled.
3. geological casing pipe according to claim 1, it is characterised in that：The right fixing sleeve（5）Including fixing end（8）With
Tapering point（9）, the fixing end（8）For circular casing, and and union body（1）It is threadedly coupled.
4. the geological casing pipe according to Claims 2 or 3, it is characterised in that：The tapering point（9）Part and fixing end
（8）It is wholely set, the tapering point（9）Fixing end is arranged on for annular（8）On conical tooth block, the conical tooth block court
To union body（1）On the outside of both ends.
5. the geological casing pipe according to Claims 2 or 3, it is characterised in that：The tapering point（9）For cubic taper knot
Structure, the tapering point（9）Close to union body（1）Anti-skid chequer is provided on one side.
6. geological casing pipe according to claim 1, it is characterised in that：The block（7）Positioned at union body（1）In length
The centre position in direction, the left fixing sleeve（5）With right fixing sleeve（6）Positioned at block（7）Both sides and symmetrical set
It puts.
7. geological casing pipe according to claim 1, it is characterised in that：The left fixing sleeve（5）With right fixing sleeve（6）'s
Anti-skid chequer is provided on periphery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721419783.2U CN207420479U (en) | 2017-10-31 | 2017-10-31 | Geological casing pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721419783.2U CN207420479U (en) | 2017-10-31 | 2017-10-31 | Geological casing pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207420479U true CN207420479U (en) | 2018-05-29 |
Family
ID=62309379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721419783.2U Active CN207420479U (en) | 2017-10-31 | 2017-10-31 | Geological casing pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207420479U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109115545A (en) * | 2018-08-03 | 2019-01-01 | 邹城兖矿泰德工贸有限公司 | Geological casing pipe |
-
2017
- 2017-10-31 CN CN201721419783.2U patent/CN207420479U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109115545A (en) * | 2018-08-03 | 2019-01-01 | 邹城兖矿泰德工贸有限公司 | Geological casing pipe |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 273500 west of middle section of West Outer Ring Road, Zoucheng City, Jining City, Shandong Province Patentee after: Shandong Yanneng Taide Heavy Industry Co.,Ltd. Address before: 273500 west of middle section of West Outer Ring Road, Zoucheng City, Jining City, Shandong Province Patentee before: ZOUCHENG YANKUANG TAIDE INDUSTRY & TRADE Co.,Ltd. |