CN207212305U - A kind of packer of pressure resistance - Google Patents
A kind of packer of pressure resistance Download PDFInfo
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- CN207212305U CN207212305U CN201721845726.0U CN201721845726U CN207212305U CN 207212305 U CN207212305 U CN 207212305U CN 201721845726 U CN201721845726 U CN 201721845726U CN 207212305 U CN207212305 U CN 207212305U
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- wall
- sleeve
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- packer
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Abstract
The utility model discloses a kind of packer of pressure resistance, including shell, shell side outer wall is welded with pullover, and shell opposite side outer wall is welded with the first connecting seat, side outer wall of first connecting seat away from shell is provided with neck, and neck inwall is plugged with and sets sleeve, the sleeve that sets is socketed with elastic seal cartridge close to one end outer wall of shell, and set and be socketed with connecting tube at the outer wall axis of sleeve both sides, the connection inside pipe wall is provided with the second neck, and the second neck inwall is connected with sleeve pipe.The utility model passes through elastic seal cartridge and anchor, it effectively prevent existing cumbersome, the deficiency that time-consuming for putting control packer set and deblocking using being put on tubing string, multistage solution tube sealing, coordinate flap, can solve existing packer and be unsealed in advance when hydraulic circuit fails, I-shaped slip sleeve, supportive is good, with setting sleeve cylinder is closed, the setting state of packer is not had an impact, and it is setting reliable.
Description
Technical field
The present invention relates to packer technology field, more particularly to a kind of packer of pressure resistance.
Background technology
Packer is divided into rotation base sealed packer and non-rotating base sealed packer, wherein non-rotating base sealed packer is including upper
The mechanical packer put and various types of hydraulic packers are put, above puts the mechanical packer put due to utilizing pipe
Put and put to control the setting of packer and deblocking on post, through retrieval, Chinese patent grant number is CN201710238504.0
Patent, disclose a kind of deep water packer device, including including top connection, central tube, lower contact, slips, rubber cushion, sliding sleeve and
Lock tube, central tube top screw thread are provided with top connection；Central tube bottom screw thread is provided with lower contact, the central tube below top connection
On slips is provided with by upper centrum, sliding sleeve and lock tube are set with the central tube of upper underlying vertebral body, existing packer is not
Foot is has the deficiency cumbersome, time-consuming, and hydraulic packer is usually because rugged environment factor causes hydraulic circuit to break
Open and make packer from opening in advance, protection of the ocean deepwater Oil/gas Well to stratum requires high, and unseals often lead to seriously in advance
Formation contaminant.
The content of the invention
Based on technical problem existing for background technology, the present invention proposes a kind of packer of pressure resistance.
A kind of packer of pressure resistance proposed by the present invention, including shell, shell side outer wall are welded with pullover, and
Shell opposite side outer wall is welded with the first connecting seat, and side outer wall of first connecting seat away from shell is provided with neck, and blocks
Groove inwall, which is plugged with, sets sleeve, and the sleeve that sets is socketed with elastic seal cartridge, and setting sleeve close to one end outer wall of shell
Connecting tube is socketed with cylinder both sides outer wall axis, the connection inside pipe wall is provided with the second neck, and the second neck inwall clamping
There is sleeve pipe, side outer wall of the connecting tube away from shell is welded with anchor, and the anchor includes sleeve pipe and slips, and
Sleeve pipe both sides inwall is socketed on slips outer wall, and the slips includes slips base, slip sleeve and limited post, and slips base
Both sides outer wall is provided with the 3rd neck, and limited post bottom outer wall is welded on the 3rd neck both sides inwall, the slips base
Through hole is provided with the inwall axis of both sides, and slip sleeve side outer wall is connected on through-hole wall, slip sleeve opposite side outer wall card
Be connected on the 3rd neck inwall, the sleeve lining that sets is connected with central tube, and central tube both sides outer wall be socketed with it is same
Rigid spacer ring, groove is provided with the rigid spacer ring outer wall axis, and groove inner wall is connected with rubber cushion, the anchor is remote
The side outer wall of shell is welded with locking flange, and locks and be connected through a screw thread locking cap at flange outer wall axis.
Preferably, the outer casing inner wall is provided with the second through hole, and the second through-hole wall is plugged with solution tube sealing.
Preferably, the quantity of the solution tube sealing is three, and the length of three solution tube sealings is successively decreased successively, solves the length of tube sealing
Direction successively decrease as connecting tube to pullover.
Preferably, the junction of three solution tube sealings is fixed with two turnover panels by screw, and two turnover panels are mutually flat
OK.
Preferably, the quantity of the elastic seal cartridge is three to four, and three to four elastic seal cartridges are equidistant parallel
It is distributed on the outer wall for setting sleeve.
Preferably, the slip sleeve is I-shaped structure, and slip sleeve includes upper plate, lower plate and branch arch support, and branch arch support is
Triangular structure, upper plate bottom outer wall are welded in the top exterior walls of branch arch support, and lower plate top exterior walls are welded on the bottom of branch arch support
On portion's outer wall.
Beneficial effects of the present invention are：
1st, by being provided with elastic seal cartridge and anchor, it effectively prevent and existing put control envelope using being put on tubing string
Every device is setting and cumbersome, the deficiency that time-consuming of deblocking；
2nd, by being provided with multistage solution tube sealing, coordinate flap, can solve existing packer in hydraulic circuit
Unsealed in advance during failure, so that the problem of ground environment is polluted and destroyed；
3rd, by being provided with I-shaped slip sleeve, supportive is more preferable, and with setting sleeve cylinder is closed, two hydraulic circuits are to envelope
Do not had an impact every the setting state of device, and it is setting reliable；Equipment overall structure is compact, simple to operate, especially suitable for
Ocean deepwater oil gas well operations use.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the packer of pressure resistance proposed by the present invention；
Fig. 2 is a kind of section of structure of the packer of pressure resistance proposed by the present invention；
Fig. 3 is a kind of slips section of structure of the packer of pressure resistance proposed by the present invention；
Fig. 4 is a kind of elastic seal cartridge section of structure of the packer of pressure resistance proposed by the present invention.
In figure：1 pullover, 2 shells, 3 elastic seal cartridges, 4 connecting tubes, 5 anchors, 6 locking flanges, 7 solution tube sealings, 8 turnover panels,
9 set sleeve, 10 sleeve pipes, 11 slips, 12 limited posts, 13 slip sleeves, 14 central tubes, 15 rigid spacer rings, 16 rubber cushions.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.
Reference picture 1-4, a kind of packer of pressure resistance, including shell 2, the side outer wall of shell 2 are welded with pullover 1, and outside
The opposite side outer wall of shell 2 is welded with the first connecting seat, and side outer wall of first connecting seat away from shell 2 is provided with neck, and in neck
Wall, which is plugged with, sets sleeve 9, and one end outer wall for setting sleeve 9 close to shell 2 is socketed with elastic seal cartridge 3, and sets 9 liang of sleeve
Connecting tube 4 is socketed with the outer wall axis of side, the inwall of connecting tube 4 is provided with the second neck, and the second neck inwall is connected with sleeve pipe
10, side outer wall of the connecting tube 4 away from shell 2 is welded with anchor 5, and anchor 5 includes sleeve pipe 10 and slips 11, and sleeve pipe
10 both sides inwalls are socketed on the outer wall of slips 11, and slips 11 includes slips base, slip sleeve 13 and limited post 12, and slips bottom
Seat both sides outer wall is provided with the 3rd neck, and the bottom outer wall of limited post 12 is welded on the 3rd neck both sides inwall, slips base
Through hole is provided with the inwall axis of both sides, and the side outer wall of slip sleeve 13 is connected on through-hole wall, outside the opposite side of slip sleeve 13
Wall is connected on the 3rd neck inwall, is set the inwall of sleeve 9 and is connected with central tube 14, and the both sides outer wall of central tube 14 is socketed with together
One rigid spacer ring 15, groove is provided with the rigid outer wall axis of spacer ring 15, and groove inner wall is connected with rubber cushion 16, anchor 5
Side outer wall away from shell 2 is welded with locking flange 6, and locks and be connected through a screw thread locking at the outer wall axis of flange 6
Cap.
In the present invention, the inwall of shell 2 is provided with the second through hole, and the second through-hole wall is plugged with solution tube sealing 7, solution tube sealing 7
Quantity is three, and the length of three solution tube sealings 7 is successively decreased successively, and the length of solution tube sealing 7 successively decreases direction as connecting tube 4 to pullover 1,
The junction of three solution tube sealings 7 is fixed with two turnover panels 8 by screw, and two turnover panels 8 are parallel to each other, elastic seal cartridge 3
Quantity be three to four, and three to four elastic seal cartridges 3 it is equidistant it is parallel be distributed on the outer wall for setting sleeve 9, slip sleeve
13 be I-shaped structure, and slip sleeve 13 includes upper plate, lower plate and branch arch support, and branch arch support is triangular structure, outside upper plate bottom
Wall is welded in the top exterior walls of branch arch support, and lower plate top exterior walls are welded in the bottom outer wall of branch arch support.
Hydraulic pressure runner is opened from locking flange 6 one end, slips 11 is pressurizeed by hydraulic pressure runner, promotes slip sleeve 13 upward
It is mobile, until slip sleeve 13 moves to the entry position of connecting tube 4 in the outer wall of central tube 14, moved up in slip sleeve 13 same
When, the compression distending of elastic seal cartridge 3 realizes sealing, maintains the pressure of hydraulic pressure runner, now opens top and opens turnover panel 8, passes through hydraulic pressure
Runner promotes and sets sleeve 9 and prop up elastic seal cartridge 3, and the elastic seal cartridge 3 moved up makes the rigid radial contraction of spacer ring 15, rigidity every
Ring 15 produces compressing thrust to solution tube sealing, so as to give 8 one moments of torsion of turnover panel, hydraulic pressure runner blockage, forces slip sleeve 13 to head into, matches somebody with somebody
Close and set sleeve 9 and realize setting, disconnect hydraulic pressure runner, packer is still in setting state.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (6)
1. a kind of packer of pressure resistance, including shell (2), it is characterised in that shell (2) side outer wall is welded with pullover
(1), and shell (2) opposite side outer wall is welded with the first connecting seat, and side outer wall of first connecting seat away from shell (2) is opened
There is neck, and neck inwall is plugged with and sets sleeve (9), the sleeve (9) that sets is socketed with close to one end outer wall of shell (2)
Elastic seal cartridge (3), and set and connecting tube (4) is socketed with sleeve (9) both sides outer wall axis, connecting tube (4) inwall
The second neck is provided with, and the second neck inwall is connected with sleeve pipe (10), side outer wall of the connecting tube (4) away from shell (2)
Anchor (5) is welded with, the anchor (5) includes sleeve pipe (10) and slips (11), and sleeve pipe (10) both sides inwall is socketed
On slips (11) outer wall, the slips (11) includes slips base, slip sleeve (13) and limited post (12), and slips base
Both sides outer wall is provided with the 3rd neck, and limited post (12) bottom outer wall is welded on the 3rd neck both sides inwall, the slips bottom
Through hole is provided with the both sides inwall axis of seat, and slip sleeve (13) side outer wall is connected on through-hole wall, slip sleeve (13)
Opposite side outer wall is connected on the 3rd neck inwall, and described sleeve (9) inwall that sets is connected with central tube (14), and central tube
(14) both sides outer wall is socketed with same rigid spacer ring (15), and groove is provided with rigid spacer ring (15) the outer wall axis, and
Groove inner wall is connected with rubber cushion (16), and side outer wall of the anchor (5) away from shell (2) is welded with locking flange (6), and
Locking has been connected through a screw thread locking cap at flange (6) outer wall axis.
2. the packer of a kind of pressure resistance according to claim 1, it is characterised in that shell (2) inwall is provided with
Two through holes, and the second through-hole wall is plugged with solution tube sealing (7).
A kind of 3. packer of pressure resistance according to claim 2, it is characterised in that it is described solution tube sealing (7) quantity be
Three, and the length of three solution tube sealings (7) is successively decreased successively, the length of solution tube sealing (7) successively decreases direction as connecting tube (4) to pullover
(1)。
A kind of 4. packer of pressure resistance according to claim 2, it is characterised in that the company of three solution tube sealings (7)
The place of connecing is fixed with two turnover panels (8) by screw, and two turnover panels (8) are parallel to each other.
A kind of 5. packer of pressure resistance according to claim 1, it is characterised in that the number of the elastic seal cartridge (3)
Measure as three to four, and three to four elastic seal cartridges (3) are equidistant parallel is distributed on the outer wall for setting sleeve (9).
6. the packer of a kind of pressure resistance according to claim 1, it is characterised in that the slip sleeve (13) is I-shaped
Structure, and slip sleeve (13) includes upper plate, lower plate and branch arch support, branch arch support is triangular structure, and upper plate bottom outer wall is welded on
In the top exterior walls of branch arch support, lower plate top exterior walls are welded in the bottom outer wall of branch arch support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721845726.0U CN207212305U (en) | 2017-12-26 | 2017-12-26 | A kind of packer of pressure resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721845726.0U CN207212305U (en) | 2017-12-26 | 2017-12-26 | A kind of packer of pressure resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207212305U true CN207212305U (en) | 2018-04-10 |
Family
ID=61819208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721845726.0U Active CN207212305U (en) | 2017-12-26 | 2017-12-26 | A kind of packer of pressure resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207212305U (en) |
-
2017
- 2017-12-26 CN CN201721845726.0U patent/CN207212305U/en active Active
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