CN205172457U - Novel oil drill pipe is fixed device - Google Patents
Novel oil drill pipe is fixed device Download PDFInfo
- Publication number
- CN205172457U CN205172457U CN201520931446.6U CN201520931446U CN205172457U CN 205172457 U CN205172457 U CN 205172457U CN 201520931446 U CN201520931446 U CN 201520931446U CN 205172457 U CN205172457 U CN 205172457U
- Authority
- CN
- China
- Prior art keywords
- retaining ring
- adapter sleeve
- locking bed
- drilling rod
- locking
- 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.)
- Expired - Fee Related
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- Earth Drilling (AREA)
Abstract
Novel oil drill pipe is fixed device, including left drilling rod, the pole of turning right, fixed connection device, the fixed connection device includes left adapter sleeve, right adapter sleeve, left side adapter sleeve right side has the locking bed spread groove, locking bed spread groove middle part has stationary hump, locking bed spread groove structure suits with the locking bed structure, the locking bed is connected to the locking bed spread groove, the locking bed outside has the fixed slot, stationary hump is connected to the fixed slot, the locking bed middle part has the locking ring spread groove, the locking ring spread groove has locking projection, the locking projection cross -section is the toper, right side adapter sleeve inside has the locking ring mounting groove, locking ring mounting groove structure suits with the locking ring structure, the locking ring front end has upper locking ring, lower floor's locking ring.
Description
Technical field
The utility model relates to oil-well drilling equipment field, particularly relates to a kind of nonpetroleum drilling rod fastening devices.
Background technology
Common oil drill rocker in use, needs multiple drilling rod to be interconnected use, usually adopts screw thread to be connected between drilling rod with drilling rod, and carry out outside weldings, when this fixed form makes drilling rod junction go wrong, cannot again safeguard, waste material.
Summary of the invention
The utility model, for prior art above shortcomings, provides a kind of and connects reliably, constitutionally stable nonpetroleum drilling rod fastening devices.
The purpose of this utility model is achieved through the following technical solutions:
A kind of nonpetroleum drilling rod fastening devices, comprise left drilling rod, right-hand rotation bar, fixed connection apparatus, described fixed connection apparatus comprises left adapter sleeve, right adapter sleeve, on the right side of described left adapter sleeve, there is locking bed link slot, in the middle part of described locking bed link slot, there is fixed lobe, described locking bed connecting groove structure and locking bed structure adapt, described locking bed link slot connects locking bed, described locking bed outside has holddown groove, described holddown groove is connected and fixed projection, there is in the middle part of described locking bed retaining ring link slot, described retaining ring link slot has lock projection, described lock projection cross section is taper, described right adapter sleeve inside has retaining ring mounting groove, described retaining ring mounting groove structure and retaining ring structure adapt, described retaining ring front end has upper strata retaining ring, lower floor's retaining ring, described upper strata retaining ring, lower floor's retaining ring is inserted in retaining ring link slot, described lock projection inserts upper strata retaining ring, in lower floor's retaining ring.
Described left drilling rod outside connects left adapter sleeve, described left adapter sleeve moves on left drilling rod, and described left drilling rod right-hand member has left connector, and described left connector length is greater than left adapter sleeve length, described left adapter sleeve internal diameter and left connector external diameter adapt, and described left connector inside has thread groove.
Described right-hand rotation bar outside connects right adapter sleeve, described right adapter sleeve moves on right-hand rotation bar, described right-hand rotation bar left end has right connector, described right connector length is less than right adapter sleeve length, described right connector left end has stud, described stud inserts in thread groove, and described thread groove and stud engage each other.
Beneficial effect:
There is on the right side of left adapter sleeve locking bed link slot, described locking bed link slot connects locking bed, described locking bed outside has holddown groove, described holddown groove is connected and fixed projection, there is in the middle part of described locking bed retaining ring link slot, described retaining ring link slot has lock projection, and described lock projection is inserted in upper strata retaining ring, lower floor's retaining ring.Under the effect of lock projection, what upper strata retaining ring, lower floor's retaining ring were fastened has been stuck in retaining ring link slot, connects reliable, Stability Analysis of Structures.Left drilling rod outside connects left adapter sleeve, and described left drilling rod right-hand member has left connector, and described left connector inside has thread groove.Right-hand rotation bar outside connects right adapter sleeve; described right-hand rotation bar left end has right connector; described right connector left end has stud; described stud inserts in thread groove; this nonpetroleum drilling rod fastening devices effectively can protect the connection of left drilling rod and right-hand rotation bar inside; and the interface that inside and outside two groups are fixedly connected with staggers mutually; add the intensity that left drilling rod is connected with right-hand rotation bar; when the junction of oil drill rocker goes wrong; can carry out changing left adapter sleeve, right adapter sleeve; improve left drilling rod and right-hand rotation bar application life, save material.
Accompanying drawing explanation
Fig. 1 is nonpetroleum drilling rod fastening devices plane structure schematic diagram described in the utility model.
Fig. 2 is fixed connection apparatus structural representation described in the utility model.
Detailed description of the invention
According to drawings and embodiments the utility model is described in further detail below:
A kind of nonpetroleum drilling rod fastening devices, comprise left drilling rod 1, right-hand rotation bar 2, fixed connection apparatus, described fixed connection apparatus comprises left adapter sleeve 3, right adapter sleeve 4, on the right side of described left adapter sleeve 3, there is locking bed link slot 5, in the middle part of described locking bed link slot 5, there is fixed lobe 6, described locking bed link slot 5 structure and locking bed 7 structure adapt, described locking bed link slot 5 connects locking bed 7, described locking bed 7 outside has holddown groove 8, described holddown groove 8 is connected and fixed protruding 6, in the middle part of described locking bed 7, there is retaining ring link slot 9, described retaining ring link slot 9 has lock projection 10, described lock projection 10 cross section is taper, described right adapter sleeve 4 inside has retaining ring mounting groove 11, described retaining ring mounting groove 11 structure and retaining ring 12 structure adapt, described retaining ring 12 front end has upper strata retaining ring 13, lower floor's retaining ring 14, described upper strata retaining ring 13, lower floor's retaining ring 14 is inserted in retaining ring link slot 9, described lock projection 10 inserts upper strata retaining ring 13, in lower floor's retaining ring 14.Under the effect of lock projection, what upper strata retaining ring, lower floor's retaining ring were fastened has been stuck in retaining ring link slot, connects reliable, Stability Analysis of Structures.
Described left drilling rod 1 outside connects left adapter sleeve 3, described left adapter sleeve 3 moves on left drilling rod 1, described left drilling rod 1 right-hand member has left connector 15, described left connector 15 length is greater than left adapter sleeve 3 length, described left adapter sleeve 3 internal diameter and left connector 15 external diameter adapt, and described left connector 15 inside has thread groove 16.
Described right-hand rotation bar 2 outside connects right adapter sleeve 4, described right adapter sleeve 4 moves on right-hand rotation bar 2, described right-hand rotation bar 2 left end has right connector 17, described right connector 17 length is less than right adapter sleeve 4 length, described right connector 17 left end has stud 18, described stud 18 inserts in thread groove 16, and described thread groove 16 engages each other with stud 18.This nonpetroleum drilling rod fastening devices effectively can protect the connection of left drilling rod and right-hand rotation bar inside; and the interface that inside and outside two groups are fixedly connected with staggers mutually; add the intensity that left drilling rod is connected with right-hand rotation bar; when the junction of oil drill rocker goes wrong; can carry out changing left adapter sleeve, right adapter sleeve; improve left drilling rod and right-hand rotation bar application life, save material.
Claims (3)
1. a nonpetroleum drilling rod fastening devices, it is characterized in that: comprise left drilling rod, right-hand rotation bar, fixed connection apparatus, described fixed connection apparatus comprises left adapter sleeve, right adapter sleeve, on the right side of described left adapter sleeve, there is locking bed link slot, in the middle part of described locking bed link slot, there is fixed lobe, described locking bed connecting groove structure and locking bed structure adapt, described locking bed link slot connects locking bed, described locking bed outside has holddown groove, described holddown groove is connected and fixed projection, there is in the middle part of described locking bed retaining ring link slot, described retaining ring link slot has lock projection, described lock projection cross section is taper, described right adapter sleeve inside has retaining ring mounting groove, described retaining ring mounting groove structure and retaining ring structure adapt, described retaining ring front end has upper strata retaining ring, lower floor's retaining ring, described upper strata retaining ring, lower floor's retaining ring is inserted in retaining ring link slot, described lock projection inserts upper strata retaining ring, in lower floor's retaining ring.
2. nonpetroleum drilling rod fastening devices according to claim 1, it is characterized in that: described left drilling rod outside connects left adapter sleeve, described left adapter sleeve moves on left drilling rod, described left drilling rod right-hand member has left connector, described left connector length is greater than left adapter sleeve length, described left adapter sleeve internal diameter and left connector external diameter adapt, and described left connector inside has thread groove.
3. nonpetroleum drilling rod fastening devices according to claim 2, it is characterized in that: described right-hand rotation bar outside connects right adapter sleeve, described right adapter sleeve moves on right-hand rotation bar, described right-hand rotation bar left end has right connector, described right connector length is less than right adapter sleeve length, described right connector left end has stud, and described stud inserts in thread groove, and described thread groove and stud engage each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520931446.6U CN205172457U (en) | 2015-11-23 | 2015-11-23 | Novel oil drill pipe is fixed device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520931446.6U CN205172457U (en) | 2015-11-23 | 2015-11-23 | Novel oil drill pipe is fixed device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205172457U true CN205172457U (en) | 2016-04-20 |
Family
ID=55736460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520931446.6U Expired - Fee Related CN205172457U (en) | 2015-11-23 | 2015-11-23 | Novel oil drill pipe is fixed device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205172457U (en) |
-
2015
- 2015-11-23 CN CN201520931446.6U patent/CN205172457U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160420 Termination date: 20161123 |