CN208982005U - A kind of packer of oil well filling sand control - Google Patents
A kind of packer of oil well filling sand control Download PDFInfo
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- CN208982005U CN208982005U CN201821703180.XU CN201821703180U CN208982005U CN 208982005 U CN208982005 U CN 208982005U CN 201821703180 U CN201821703180 U CN 201821703180U CN 208982005 U CN208982005 U CN 208982005U
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- pass joint
- joint
- pressure
- packing element
- inner tube
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Abstract
A kind of packer of oil well filling sand control, nozzle is mounted on inline pass joint side wall, the top of inline pass joint and the lower internal thread of top connection connect, sliding sleeve is connected in inline pass joint by level pressure shear pin, upper seal is on nozzle, lower seal is under nozzle, anti-stab set is mounted in external connection pass joint, the top of external connection pass joint and the lower part of connector connect, the top of connector and the lower external thread of top connection connect, anti-stab set is set to be in the spray orifice position of nozzle, circular passage is formed between external connection pass joint and inline pass joint, packing element top connection, packing element, packing element lower contact links into an integrated entity rear enclosure outside inner tube, the lower part of closing cylinder is sleeved on outside the top of packing element top connection, the top of inner tube and the lower part of pressure-transmitting joint connect, close the top of cylinder and the upper external connection of pressure-transmitting joint, pressure-transmitting joint it is upper Inside is connected to the lower part of inline pass joint, and inner tube lower part is connect with lower contact, there is pressure transmission hole on pressure-transmitting joint, and there is shoulder in the inside of inner tube.
Description
Technical field
The utility model is the equipment of oil field sand well sand control, is a kind of packer of oil well filling sand control.
Background technique
Sand well, which needs to carry out sand control measure, normally to be produced, and sand control measure is mainly filling anti-sand at present.When out
Sand oil well layer position is more, when carrying out filling anti-sand, needs tripping in packer by the layer position for needing sand control and the layer for not needing sand control
It position could sand control after being isolated.Existing inflatable packer does not have oil jacket communication passage, it is impossible to be used in needs to insulate lower layer
The filling anti-sand of oil well.Existing Communicating device does not insulate the function of oil casing annular space, it is impossible to be used in oil well filling sand control.
Therefore, in order to solve multilayer position sand control the technical issues of, the scene method only taking back-up sand or beat bridge plug, to not needing sand control
Layer position prevent sand and load fluid when filling anti-sand from entering stratum every burying, make stratum by sand plug.But this method working procedure
More, construction equipment, material are more, and the construction time is long, costly.
Summary of the invention
The purpose of this utility model is to design a kind of packer of oil well filling sand control, overcome the problems, such as it is above-mentioned,
Make its construction is simple, operating expenses is low.
Purpose of the utility model is realized as follows: being connected including top connection, inline pass joint, connector, nozzle, external connection
Head, anti-stab set, level pressure shear pin, closing cylinder, pressure-transmitting joint, packing element top connection, inner tube, packing element, packing element lower contact, lower contact, cunning
Set, nozzle is mounted on the side wall of inline pass joint, there is spray orifice on nozzle, in the top of inline pass joint and the lower part of top connection
It is threadedly coupled, sliding sleeve is mounted in inline pass joint, and sliding sleeve is connected on inline pass joint by level pressure shear pin, sliding sleeve and interior connection
There are upper seal, lower seal between connector, upper seal is on nozzle, and lower seal is under nozzle, anti-stab set
It is mounted in external connection pass joint, the lower end surface of anti-stab set is sitting in the inner circular bead of external connection pass joint, the top of external connection pass joint
Connect with the lower part of connector, anti-stab set is blocked in the lower end surface of connector, prevent anti-stab set from moving up, the top of connector with above connect
The lower external thread connection of head, makes anti-stab set be in the spray orifice position of nozzle, anti-stab set, external connection pass joint internal diameter greater than inline
The internal diameter of pass joint makes to form circular passage between external connection pass joint and inline pass joint, under packing element top connection, packing element, packing element
Connector links into an integrated entity rear enclosure outside inner tube, and the inner wall of packing element lower contact and the contact site of inner tube keep sealing, and closes cylinder
Lower part be sleeved on outside the top of packing element top connection, suit position keeps sealing, and the lower part of the top of inner tube and pressure-transmitting joint connects
It connecing, closes the top of cylinder and the upper external connection of pressure-transmitting joint, the upper inside of pressure-transmitting joint is connected to the lower part of inline pass joint,
The lower part of inner tube and the top of lower contact connect, and have pressure transmission hole on pressure-transmitting joint, and the pressure transmission hole passes internal tube pressure
It is delivered in packing element, there is a shoulder in the inside of inner tube, and the internal diameter in the internal diameter of pressure-transmitting joint, inner tube on the shoulder is greater than sliding sleeve
Outer diameter, the internal diameter in inner tube under the shoulder is less than the outer diameter of sliding sleeve.
Seal receptacle is installed, the material of seal receptacle is nonmetallic materials in the top of sliding sleeve.
The beneficial effects of the utility model are: the spray orifice in sliding sleeve covering nozzles, when going into the well the inside of the utility model with
Casing not connection, can carry out various construction operations before carrying out filling anti-sand processing, under to after between two oil reservoirs, investment
Valve ball suppresses energy open fill channel, makes packing element expansion sealing sleeve pipe carrying out the raw pressure of filling construction time miscarriage, because
This, the utility model can be carried out slicing and filling sand control, overcome problem of the existing technology, make its construction is simple, construction cost
With low, the anti-stab set of design can change flow direction, prevents the sand sprayed thorn bad casing, can play the role of protection sleeve pipe, have
There is significant economic benefit.
Detailed description of the invention
Attached drawing 1 is the installation diagram of the utility model embodiment.
Specific embodiment
1 pair of the embodiments of the present invention is illustrated with reference to the accompanying drawing.
As shown in Figure 1, the embodiments of the present invention include top connection 1, inline pass joint 2, connector 3, nozzle 4, external connection
Pass joint 5, anti-stab set 6, level pressure shear pin 9, closing cylinder 11, pressure-transmitting joint 12, packing element top connection 13, inner tube 14, packing element 15, packing element
Lower contact 16, lower contact 17, sliding sleeve 20, nozzle 4 are mounted on the side wall of inline pass joint 2, there is spray orifice, interior connection on nozzle 4
The top of connector 2 is connect with the lower internal thread of top connection 1, and sliding sleeve 20 is mounted in inline pass joint 2, and sliding sleeve 20 is cut by level pressure
Nail 9 is connected on inline pass joint 2, there is upper seal 19, lower seal 21, upper sealing between sliding sleeve 20 and inline pass joint 2
Circle 19 is on nozzle 4, and lower seal 21 is under nozzle 4, and anti-stab set 6 is mounted in external connection pass joint 5, anti-stab set 6
Lower end surface be sitting in the inner circular bead of external connection pass joint 5, the top of external connection pass joint 5 is connect with the lower part of connector 3, connector 3
Lower end surface block anti-stab set 6, prevent anti-stab set 6 from moving up, the top of connector 3 and the lower external thread of top connection 1 connect
It connects, anti-stab set 6 is made to be in the spray orifice position of nozzle 4, anti-stab set 6, the internal diameter of external connection pass joint 5 are interior greater than inline pass joint 2
Diameter makes to form circular passage 7, packing element top connection 13, packing element 15, packing element lower contact between external connection pass joint 5 and inline pass joint 2
16 link into an integrated entity rear enclosure outside inner tube 14, and the inner wall of packing element lower contact 16 keeps sealing (to add with the contact site of inner tube 14
Sealing ring), the lower part of closing cylinder 11 is sleeved on outside the top of packing element top connection 13, and suit position keeps sealing (encryption seal),
The top of inner tube 14 is connect with the lower part of pressure-transmitting joint 12, closes the top of cylinder 11 and the upper external connection of pressure-transmitting joint 12, is passed
The upper inside of crimp head 12 is connected to the lower part of inline pass joint 2, and the lower part of inner tube 14 is connect with the top of lower contact 17, pressure transmission
There is pressure transmission hole 10 on connector 12, the pressure transmission hole 10 is transmitted to 14 internal pressure of inner tube in packing element 15, the inside of inner tube 14
There is a shoulder 22, the internal diameter in the internal diameter of pressure-transmitting joint 12, inner tube 14 on the shoulder 22 is greater than the outer diameter of sliding sleeve 20, inner tube
Internal diameter in 14 under the shoulder 22 is less than the outer diameter of sliding sleeve 20.
Seal receptacle 18 is installed, the material of seal receptacle 18 is nonmetallic materials in the top of sliding sleeve 20.
Spray orifice in 20 covering nozzles 4 of sliding sleeve, connection, inside are not also with casing for inside when the utility model being made to go into the well
Communicate, various construction operations can be carried out before carrying out filling anti-sand processing, under to after between two oil reservoirs, put into valve
Ball, valve ball are seated on seal receptacle 18, and tubing string is made to be in air-tight state, and suppressing cuts level pressure shear pin 9, are fallen under sliding sleeve 20 interior
At the inner circular bead 22 of pipe 14, the no longer covering nozzles 4 of sliding sleeve 20, so that it may carry out filling anti-sand operation, load fluid carries sand warp
Nozzle 4, the circular passage 7 flow out, while generating throttling, and the pressure for making to reach through the pressure transmission hole 10 in packing element 15 is high
In its external pressure, so that packing element 15 is made to expand sealing sleeve pipe, the sand liquid mixture flowed out through nozzle 4, the circular passage 7
It just can enter the oil reservoir for needing sand control, realize slicing and filling sand control.
Claims (2)
1. a kind of packer of oil well filling sand control, including top connection (1), inline pass joint (2), connector (3), nozzle (4),
It is external connection pass joint (5), anti-stab set (6), level pressure shear pin (9), closing cylinder (11), pressure-transmitting joint (12), packing element top connection (13), interior
Manage (14), packing element (15), packing element lower contact (16), lower contact (17), sliding sleeve (20), it is characterized in that: nozzle (4) be mounted on it is inline
On the side wall of pass joint (2), there are spray orifice, the top of inline pass joint (2) and the lower internal thread of top connection (1) on nozzle (4)
Connection, sliding sleeve (20) are mounted in inline pass joint (2), and sliding sleeve (20) is connected to inline pass joint (2) by level pressure shear pin (9)
On, there are upper seal (19), lower seal (21) between sliding sleeve (20) and inline pass joint (2), upper seal (19) is in spray
On mouth (4), lower seal (21) is under nozzle (4), and anti-stab set (6) is mounted in external connection pass joint (5), anti-stab set
(6) lower end surface is sitting in the inner circular bead of external connection pass joint (5), and the top of external connection pass joint (5) and the lower part of connector (3) connect
It connects, anti-stab set (6) are blocked in the lower end surface of connector (3), move up anti-stab set (6) cannot, the top of connector (3) and top connection
(1) lower external thread connection, makes anti-stab set (6) be in the spray orifice position of nozzle (4), anti-stab set (6), external connection pass joint (5)
Internal diameter be greater than inline pass joint (2) internal diameter, make to form circular passage between external connection pass joint (5) and inline pass joint (2)
(7), packing element top connection (13), packing element (15), packing element lower contact (16) link into an integrated entity rear enclosure mounted in inner tube (14) outside, under packing element
The inner wall of connector (16) and the contact site of inner tube (14) keep sealing, and the lower part of closing cylinder (11) is sleeved on packing element top connection
(13) outside top, suit position keeps sealing, and the top of inner tube (14) is connect with the lower part of pressure-transmitting joint (12), closes cylinder
(11) the upper external connection on top and pressure-transmitting joint (12), the upper inside of pressure-transmitting joint (12) is connected to inline pass joint (2)
Lower part, the lower part of inner tube (14) connect with the top of lower contact (17), has on pressure-transmitting joint (12) pressure transmission hole (10), described
Pressure transmission hole (10) is transmitted to inner tube (14) internal pressure in packing element (15), and the inside of inner tube (14) has shoulder (22), and pressure transmission connects
Internal diameter in the head internal diameter of (12), inner tube (14) on the shoulder (22) is greater than the outer diameter of sliding sleeve (20), in inner tube (14)
Internal diameter under the shoulder (22) is less than the outer diameter of sliding sleeve (20).
2. the packer of a kind of oil well filling sand control according to claim 1, it is characterized in that: in the top of sliding sleeve (20)
It installs seal receptacle (18), the material of seal receptacle (18) is nonmetallic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821703180.XU CN208982005U (en) | 2018-10-20 | 2018-10-20 | A kind of packer of oil well filling sand control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821703180.XU CN208982005U (en) | 2018-10-20 | 2018-10-20 | A kind of packer of oil well filling sand control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208982005U true CN208982005U (en) | 2019-06-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821703180.XU Active CN208982005U (en) | 2018-10-20 | 2018-10-20 | A kind of packer of oil well filling sand control |
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| Country | Link |
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| CN (1) | CN208982005U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109209286A (en) * | 2018-10-20 | 2019-01-15 | 东营百华石油技术开发有限公司 | A kind of packer of oil well filling sand control |
-
2018
- 2018-10-20 CN CN201821703180.XU patent/CN208982005U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109209286A (en) * | 2018-10-20 | 2019-01-15 | 东营百华石油技术开发有限公司 | A kind of packer of oil well filling sand control |
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