CN209942758U - Be applied to cross sleeve pipe fast-assembling structure of oil well - Google Patents
Be applied to cross sleeve pipe fast-assembling structure of oil well Download PDFInfo
- Publication number
- CN209942758U CN209942758U CN201920582443.4U CN201920582443U CN209942758U CN 209942758 U CN209942758 U CN 209942758U CN 201920582443 U CN201920582443 U CN 201920582443U CN 209942758 U CN209942758 U CN 209942758U
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- China
- Prior art keywords
- sleeve pipe
- sleeve
- oil well
- wall
- casing
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- 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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Abstract
The utility model provides a be applied to cross sleeve pipe fast-assembling structure of oil well, it includes first sleeve pipe and second sleeve pipe, and the second sleeve pipe cup joints on first sleeve pipe, and the bottom fixed mounting of the lantern ring is on the sheathed tube terminal surface of second, and the inner wall of the lantern ring is provided with the ladder face, and ladder face detachably connects on first sheathed tube outer wall, and in the second sleeve pipe was worn to locate by many locating pins, the tip detachably of locating pin connected on first sheathed tube outer wall. The utility model discloses a lantern ring and locating pin carry out dual fixed to first sleeve pipe and second sleeve pipe, and all are the joint in fixed connection matched with mounting means, therefore, the utility model discloses compare in prior art improved the quick installation and the stable in structure between the tee bend sleeve pipe.
Description
Technical Field
The utility model relates to a cross sleeve pipe field particularly, relates to a be applied to cross sleeve pipe fast-assembling structure of oil well.
Background
In the oil extraction operation, the sleeve four-way joint is used as a main part for collecting and distributing the oil pipe and the sleeve, plays a key role in the structural stability of the whole oil extraction device, and the lower part of the sleeve four-way joint is connected with the suspension sleeve to play a role in sealing the annular space of the oil sleeve.
At present, different sleeves are often connected through flanges, namely, a flange is fixedly arranged on the end face of each of the two mutually connected sleeves, and the sleeves are connected through the connection between the two flanges, so that the mounting efficiency is low.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model discloses a lantern ring and locating pin carry out dual fixed to first sleeve pipe and second sleeve pipe, and all use the joint in fixed connection matched with mounting means, compare in prior art and improved quick installation and the stable in structure between the tee bend sleeve pipe.
The utility model provides a be applied to cross sleeve pipe fast-assembling structure of oil well, it includes first sleeve pipe and second sleeve pipe, and the second sleeve pipe cup joints on first sleeve pipe, and the bottom fixed mounting of the lantern ring is on the sheathed tube terminal surface of second, and the inner wall of the lantern ring is provided with the ladder face, and ladder face detachably connects on first sheathed tube outer wall, and in the second sleeve pipe was worn to locate by many locating pins, the tip detachably of locating pin connected on first sheathed tube outer wall.
The utility model provides an among the four-way sleeve pipe fast-assembling structure of being applied to oil well, carry out dual fixed through the lantern ring and locating pin to first sleeve pipe and second sleeve pipe, and all use the joint in fixed connection matched with mounting means, compare in prior art and improved the quick installation and the stable in structure between the four-way sleeve pipe.
Therefore, the four-way casing quick-assembly structure applied to the oil well has the following advantages compared with the prior art:
1) the installation efficiency is high.
2) The positioning accuracy is high.
3) Simple structure and convenient maintenance.
Further, the collar includes a first half ring and a second half ring.
In the four-way casing quick-assembly structure applied to the oil well, as a further scheme, the lantern ring is divided into two semi-rings to be spliced from two sides of the casing, so that the installation is facilitated.
Furthermore, a plurality of first screwing holes are formed in the end face of the lantern ring, a plurality of second screwing holes are formed in the end face of the second sleeve, and the second screwing holes and the first screwing holes are fixed through screws and nuts after being in butt joint.
In foretell a be applied to four-way sleeve pipe fast-assembling structure of oil well, as further and more specific scheme, the one end fixed connection of lantern ring is favorable to improving structural stability in the second sleeve pipe.
Furthermore, a first clamping groove is formed in the outer wall of the first sleeve, and the stepped surface is clamped in the first clamping groove.
In foretell a be applied to cross sleeve pipe fast-assembling structure of oil well, as further scheme, the other end of the lantern ring is fixed a position through the mode of joint, cooperates with the spiro union end and plays the quick installation between two sets of pipes.
Furthermore, the outer wall of the second sleeve is provided with a plurality of through holes, the outer wall of the first sleeve is provided with a plurality of second clamping grooves, and the positions of the through holes correspond to the positions of the second clamping grooves.
In the above-mentioned four-way sleeve pipe fast-assembling structure who is applied to the oil well, as further scheme, the locating pin is worn to establish in through-hole and the second draw-in groove, needs the position matching.
Furthermore, the end part of the positioning pin is clamped in the second clamping groove.
In the four-way sleeve quick-assembly structure applied to the oil well, as a further scheme, the end part of the positioning pin plays a role in quick positioning.
Furthermore, a guide sleeve is fixedly installed at the through hole, a jackscrew carrying hole is formed in the guide sleeve, a jackscrew penetrates through the jackscrew carrying hole, and the jackscrew tightly pushes the positioning pin.
In foretell a be applied to four-way sleeve pipe fast-assembling structure of oil well, as further scheme, the guide pin bushing plays and leads positive effect, and the jackscrew plays the fixed action.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is a schematic structural diagram of a four-way casing quick-assembly structure applied to an oil well according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a four-way casing quick-assembly structure applied to an oil well, according to an embodiment of the present invention.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
The first embodiment is as follows:
referring to fig. 1 and 2, a four-way casing quick-assembly structure applied to an oil well according to an embodiment of the present invention is shown, and includes a first casing 1; the second sleeve 2 is sleeved on the first sleeve 1; the bottom of the lantern ring 3 is fixedly arranged on the end face of the second sleeve 2, the inner wall of the lantern ring 3 is provided with a step face 31, and the step face 31 is detachably connected to the outer wall of the first sleeve 1; a plurality of locating pins 4 are arranged in the second sleeve 2 in a penetrating mode, and the end portions of the locating pins 4 are detachably connected to the outer wall of the first sleeve 1.
The lantern ring 3 includes first semi-ring 32 and second semi-ring 33, has seted up a plurality of first spiro union holes 34 on the terminal surface of the lantern ring 3, has seted up a plurality of second spiro union holes 21 on the terminal surface of second sleeve pipe 2, and second spiro union hole 21 is fixed by screw, nut after 34 butt joints with first spiro union hole, and first draw-in groove 11 has been seted up to the outer wall of first sleeve pipe 1, and step face 31 joint is in first draw-in groove 11.
A plurality of through holes 22 have been seted up to the outer wall of second sleeve pipe 2, and a plurality of second draw-in grooves 12 have been seted up to the outer wall of first sleeve pipe 1, and the position of through hole 22 corresponds the position of second draw-in groove 12, and the tip joint of locating pin 4 is in second draw-in groove 12, and through hole 22 department fixed mounting has guide pin bushing 221, has seted up the jackscrew carrier hole on the guide pin bushing 221, wears to be equipped with jackscrew 5 in the jackscrew carrier hole, and jackscrew 5 tightly pushes up locating pin 4.
The utility model provides an among the four-way sleeve pipe fast-assembling structure of being applied to oil well, carry out dual fixed through the lantern ring and locating pin to first sleeve pipe and second sleeve pipe, and all use the joint in fixed connection matched with mounting means, compare in prior art and improved the quick installation and the stable in structure between the four-way sleeve pipe.
Therefore, the four-way casing quick-assembly structure applied to the oil well has the following advantages compared with the prior art:
1) the installation efficiency is high.
2) The positioning accuracy is high.
3) Simple structure and convenient maintenance.
Example two:
referring to fig. 1 and fig. 2, a four-way casing quick-assembly structure applied to an oil well according to a second embodiment of the present invention is shown, and on the basis of the above embodiments, the present embodiment further adopts the following technical solutions as improvements: an annular gap is formed along the circumference of the bottom of the lantern ring 3, a sealing ring is arranged in the gap, and the lantern ring 3 plays a role in compressing the sealing ring.
Example three:
referring to fig. 1 and fig. 2, a four-way casing quick-assembly structure applied to an oil well according to a third embodiment of the present invention is shown, and on the basis of the above embodiments, the present embodiment further adopts the following technical solutions as improvements: replace lantern ring 3 with the joint piece, the ladder face 31 of the lantern ring 3 and 11 high in production cost of annular first draw-in grooves can play similar fixed action, reduce cost with the joint piece.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (7)
1. The utility model provides a be applied to four-way sleeve pipe fast-assembling structure of oil well which characterized in that includes:
a first sleeve (1);
a second sleeve (2) sleeved on the first sleeve (1);
the bottom of the lantern ring (3) is fixedly mounted on the end face of the second sleeve (2), a step surface (31) is arranged on the inner wall of the lantern ring (3), and the step surface (31) is detachably connected to the outer wall of the first sleeve (1);
and the positioning pins (4) are arranged in the second sleeve (2) in a penetrating manner, and the end parts of the positioning pins (4) are detachably connected to the outer wall of the first sleeve (1).
2. The four-way joint casing quick assembly structure applied to oil wells as claimed in claim 1, wherein said collar (3) comprises a first half ring (32) and a second half ring (33).
3. The quick-assembling structure of the four-way casing applied to the oil well according to claim 1 or 2, characterized in that the end surface of the collar (3) is provided with a plurality of first screwing holes (34), the end surface of the second casing (2) is provided with a plurality of second screwing holes (21), and the second screwing holes (21) and the first screwing holes (34) are fixed by screws and nuts after being butted.
4. The quick-assembly structure of the four-way casing applied to the oil well is characterized in that a first clamping groove (11) is formed in the outer wall of the first casing (1), and the stepped surface (31) is clamped in the first clamping groove (11).
5. The quick-assembly structure of the four-way casing applied to the oil well is characterized in that a plurality of through holes (22) are formed in the outer wall of the second casing (2), a plurality of second clamping grooves (12) are formed in the outer wall of the first casing (1), and the positions of the through holes (22) correspond to the positions of the second clamping grooves (12).
6. The quick-assembly structure of the four-way sleeve applied to the oil well is characterized in that the end part of the positioning pin (4) is clamped in the second clamping groove (12).
7. The quick-assembling structure of the four-way casing pipe applied to the oil well is characterized in that a guide sleeve (221) is fixedly installed at the through hole (22), a jackscrew loading hole is formed in the guide sleeve (221), a jackscrew (5) penetrates through the jackscrew loading hole, and the jackscrew (5) tightly pushes against the positioning pin (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920582443.4U CN209942758U (en) | 2019-04-26 | 2019-04-26 | Be applied to cross sleeve pipe fast-assembling structure of oil well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920582443.4U CN209942758U (en) | 2019-04-26 | 2019-04-26 | Be applied to cross sleeve pipe fast-assembling structure of oil well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209942758U true CN209942758U (en) | 2020-01-14 |
Family
ID=69130094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920582443.4U Expired - Fee Related CN209942758U (en) | 2019-04-26 | 2019-04-26 | Be applied to cross sleeve pipe fast-assembling structure of oil well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209942758U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112324364A (en) * | 2020-12-08 | 2021-02-05 | 临沂金良不锈钢制品有限公司 | Be applied to cross sleeve pipe fast-assembling structure of oil well |
-
2019
- 2019-04-26 CN CN201920582443.4U patent/CN209942758U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112324364A (en) * | 2020-12-08 | 2021-02-05 | 临沂金良不锈钢制品有限公司 | Be applied to cross sleeve pipe fast-assembling structure of oil well |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200114 Termination date: 20210426 |
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| CF01 | Termination of patent right due to non-payment of annual fee |