CN208010301U - A kind of continuous sand flushing device - Google Patents
A kind of continuous sand flushing device Download PDFInfo
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- CN208010301U CN208010301U CN201721859487.4U CN201721859487U CN208010301U CN 208010301 U CN208010301 U CN 208010301U CN 201721859487 U CN201721859487 U CN 201721859487U CN 208010301 U CN208010301 U CN 208010301U
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- oil pipe
- connecting tube
- fixed link
- lower contact
- link
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Abstract
The utility model discloses a kind of continuous sand flushing devices, including the first lower contact, the second lower contact, oil pipe, rubber sleeve, ring set, pipe sleeve, limited block, connecting tube, protrusion, fixing sleeve, back of the body cap, top connection, link, fixed block, fixed mechanism, the first fixed link, the second fixed link, hook and spring.The connecting tube that can be stretched is arranged in the inside of the oil pipe of the utility model, connecting tube is internally provided with the protrusion being interspersed, the bottom end of connecting tube connects the second hollow lower contact, when high-speed liquid enters the inside of connecting tube from oil pipe, high-speed liquid impacts the protrusion inside connecting tube, connecting tube is driven to extend downwardly, the oil pipe of first lower contact bottom end declines automatic compensation during sand washing operation with Shamian Island, the oil pipe of first lower contact bottom end always with silt tip contact, make the high-speed liquid inside oil pipe flow out from oil pipe to contact with silt, silt is broken up, it improves work efficiency.
Description
Technical field
The utility model is related to a kind of sand flushing device, specially a kind of continuous sand flushing device belongs to oil exploitation application skill
Art field.
Background technology
Sand washing is to be broken up shaft bottom sand plug with swiftly flowing liquid, and borrow the circulation ability returned in liquid stream cycle, will
The sand broken up takes ground out of, to remove the product sand in shaft bottom, restores and improve well yield or the injection rate of water injection well.
When swiftly flowing liquid is broken up shaft bottom sand plug by the oil pipe, the silt in shaft bottom is flowed out with liquid,
Keep the silt in shaft bottom fewer and fewer, and the distance between oil pipe and silt are increasingly remoter, with distance between oil pipe and silt
Increase makes the speed for falling on silt surface liquid slowly reduce, and reduces the working efficiency of people；And oil pipe tripping in is deep when sand washing
Degree problem not easy to control, the excessive easy damaged oil pipe of insertion depth, insertion depth is too low, then slows down the working efficiency of oil pipe.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of continuous sand flushing device, and the present apparatus makes
Oil pipe declines automatic compensation during sand washing operation with Shamian Island, has speeded the working efficiency of people.
The utility model is achieved through the following technical solutions above-mentioned purpose, a kind of continuous sand flushing device, including pipe sleeve, institute
State the inside setting rubber sleeve and ring set of pipe sleeve, the internal sleeve of the rubber sleeve and the ring set loads onto connector；The top connection
Lateral wall connect back of the body cap；One end of the internal whorl connected pipes of the top connection, the oil pipe connects the rubber sleeve；Institute
The inside for stating oil pipe is fixedly connected with the fixing sleeve, and one end of the fixing sleeve connects connecting tube, and the inside of the connecting tube is set
There is the protrusion being interspersed；The inner bottom of the oil pipe is equipped with limited block, the inner bottom connection described the of the connecting tube
Two lower contacts, and second lower contact is slidably connected with the oil pipe；One end of second lower contact is fixedly connected with first
The side wall of lower contact, second lower contact is equipped with link；The side wall of the oil pipe is connected and fixed mechanism by fixed block, described
Fixed mechanism includes the first fixed link, the second fixed link, hook and spring；First fixed link is fixed by the fixed block
The spring, one end connection described second of the spring are installed in the inside of the side wall of the oil pipe, first fixed link
Fixed link；One end of second fixed link is equipped with the hook, and the hook connects the link.
Preferably, second fixed link is stretched out inside first fixed link for convenience, second fixed link
Positioned at the inside of first fixed link, and second fixed link is slidably connected with first fixed link.
Preferably, the connecting tube is stretched out from the inside of the oil pipe for convenience, and the connecting tube, which is one kind, to stretch
The connecting tube of contracting, and the connecting tube is connect with the internal slide of the oil pipe.
Preferably, the connecting tube falls off from the inside of the oil pipe in order to prevent, and the limited block is hollow cylinder
Shape structure, and the internal diameter of the limited block is more than the outer diameter of the connecting tube, and the internal diameter of the limited block is less than described
The diameter of fixing sleeve.
Preferably, the connection of second lower contact and the oil pipe, the link connect under described second for convenience
The side wall of head is distributed in a ring, and the number of the link is identical as the hook number.
Preferably, the oil pipe is fixed on to the inside of the top connection, the rubber sleeve and the ring set for convenience
It is fixedly connected, and the ring set is threadedly coupled the back of the body cap.
The utility model has the beneficial effects that：The connecting tube that can be stretched is arranged in the inside of the oil pipe of the utility model, even
That takes over is internally provided with the protrusion being interspersed, and the bottom end of connecting tube connects the second hollow lower contact, when high-speed liquid is from oil
When pipe enters the inside of connecting tube, high-speed liquid impacts the protrusion inside connecting tube, drives connecting tube to extend downwardly, is connect under first
The oil pipe of head bottom end declines automatic compensation during sand washing operation with Shamian Island, the oil pipe of the first lower contact bottom end always with silt
Tip contact makes the high-speed liquid inside oil pipe be flowed out from oil pipe and is contacted with silt, silt is broken up, and improves work effect
Rate.
Description of the drawings
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the utility model whole interior structure sectional view；
Fig. 3 is the utility model fixed mechanism internal structure schematic diagram.
In figure：1, the first lower contact, the 2, second lower contact, 3, oil pipe, 4, rubber sleeve, 5, ring set, 6, pipe sleeve, 7, limit
Block, 8, connecting tube, 9, protrusion, 10, fixing sleeve, 11, back of the body cap, 12, top connection, 13, link, 14, fixed block, 15, fixed mechanism,
151, the first fixed link, the 152, second fixed link, 153, hook, 154, spring.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
It please refers to Fig.1 shown in -3, a kind of continuous sand flushing device, including pipe sleeve 6, rubber sleeve 4 is arranged in the inside of the pipe sleeve 6
With ring set 5, the internal sleeve of the rubber sleeve 4 and the ring set 5 loads onto connector 12；The lateral wall of the top connection 12 connects back of the body cap
11；One end of the internal whorl connected pipes 3 of the top connection 6, the oil pipe 3 connects the rubber sleeve 4；The oil pipe 3
Inside is fixedly connected with the fixing sleeve 10, and one end of the fixing sleeve 10 connects connecting tube 8, and the connecting tube 8 is internally provided with
The protrusion 9 being interspersed；The inner bottom of the oil pipe 3 be equipped with limited block 7, the connecting tube 8 inner bottom connection described in
Second lower contact 2, and second lower contact 2 is slidably connected with the oil pipe 3；One end of second lower contact 2, which is fixed, to be connected
The first lower contact 1 is connect, the side wall of second lower contact 2 is equipped with link 13；The side wall of the oil pipe 3 is connected by fixed block 14
Fixed mechanism 15, the fixed mechanism 15 include the first fixed link 151, the second fixed link 152, hook 153 and spring 154；Institute
State the side wall that the first fixed link 151 is fixed on the oil pipe 3 by the fixed block 14, the inside of first fixed link 151
The spring 154 is installed, one end of the spring 154 connects second fixed link 152；The one of second fixed link 152
End is equipped with the hook 153, and the hook 153 connects the link 13.
As a kind of technical optimization scheme of the utility model, second fixed link 152 is located at first fixed link
151 inside, and second fixed link 152 is slidably connected with first fixed link 151.
As a kind of technical optimization scheme of the utility model, the connecting tube 8 is a kind of connecting tube that can be stretched, and
The connecting tube 8 is connect with the internal slide of the oil pipe 3.
As a kind of technical optimization scheme of the utility model, the limited block 7 is hollow cylindrical structure, and described
The internal diameter of limited block 7 is more than the outer diameter of the connecting tube 8, and the internal diameter of the limited block 7 is less than the fixing sleeve 10
Diameter.
As a kind of technical optimization scheme of the utility model, the link 13 is in the side wall of second lower contact 2
Annular spread, and the number of the link 13 is identical as 153 number of the hook.
As a kind of technical optimization scheme of the utility model, the rubber sleeve 4 is fixedly connected with the ring set 5, and institute
It states ring set 5 and is threadedly coupled the back of the body cap 11.
When the utility model is used, pipe sleeve 6 is accessed water source, 1 bottom end of the first lower contact is stretched into and needs barrel blasting well bottom
Surface, open water source, high-speed liquid flow into pipe sleeve 6 inside oil pipe 3 in, flowed on shaft bottom by connecting tube 8, by well
The silt at bottom washes away, when silt, which is flushed away, has certain distance with the bottom end of 1 bottom end of the first lower contact, high-speed liquid impact connection
Protrusion 9 inside pipe 8, connecting tube 8 is pushed, and connecting tube 8 is made to be gone out from the inside of oil pipe 3, under 8 bottom end of connecting tube connection second
Connector 2, the second lower contact 2 decline with connecting tube 8, spring 154 are elongated, makes the second fixed link 152 from the first fixed link 151
Inside is gone out, and the part that connecting tube 8 extends is made to be located at the place placed in the middle of more second fixed links 152, under ensureing that connecting tube 8 is vertical
Drop makes 1 bottom end of the first lower contact decline automatic compensation with Shamian Island during sand washing operation, 1 bottom end of the first lower contact always with
The silt in shaft bottom is washed away and is quickly washed away by silt tip contact；After use, water source is closed, high-speed liquid stops entering
The inside of connecting tube 8, protrusion 9 do not stress, and spring 154 is shunk, and the second fixed link 152 is made to slide into the inside of the first fixed link 151,
It drives connecting tube 8 to retract into the inside of oil pipe 3, so that connecting tube 8 is resetted, facilitate and pack up the present apparatus.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing in the equivalent requirements of the claims will be fallen
All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (6)
1. a kind of continuous sand flushing device, including pipe sleeve（6）, it is characterised in that：The pipe sleeve（6）Inside be arranged rubber sleeve（4）
And ring set（5）, the rubber sleeve（4）With the ring set（5）Internal sleeve load onto connector（12）；The top connection（12）Outside
Wall connects back of the body cap（11）；The top connection（12）Internal whorl connected pipes（3）, the oil pipe（3）One end connection described in
Rubber sleeve（4）；The oil pipe（3）Inside be fixedly connected with the fixing sleeve（10）, the fixing sleeve（10）One end connection connect
It takes over（8）, the connecting tube（8）Be internally provided with the protrusion being interspersed（9）；The oil pipe（3）Inner bottom be equipped with limit
Position block（7）, the connecting tube（8）Inner bottom connect the second lower contact（2）, and second lower contact（2）With the oil
Pipe（3）It is slidably connected；Second lower contact（2）One end be fixedly connected with the first lower contact（1）, second lower contact（2）
Side wall be equipped with link（13）；The oil pipe（3）Side wall pass through fixed block（14）It is connected and fixed mechanism（15）, the fixed machine
Structure（15）Including the first fixed link（151）, the second fixed link（152）, hook（153）And spring（154）；First fixed link
（151）Pass through the fixed block（14）It is fixed on the oil pipe（3）Side wall, first fixed link（151）Inside installation
The spring（154）, the spring（154）One end connect second fixed link（152）；Second fixed link（152）
One end be equipped with the hook（153）, the hook（153）Connect the link（13）.
2. a kind of continuous sand flushing device according to claim 1, it is characterised in that：Second fixed link（152）It is located at
First fixed link（151）Inside, and second fixed link（152）With first fixed link（151）It is slidably connected.
3. a kind of continuous sand flushing device according to claim 1, it is characterised in that：The connecting tube（8）It is that one kind can be with
Flexible connecting tube, and the connecting tube（8）With the oil pipe（3）Internal slide connection.
4. a kind of continuous sand flushing device according to claim 1, it is characterised in that：The limited block（7）For hollow circle
Column construction, and the limited block（7）Internal diameter be more than the connecting tube（8）Outer diameter, and the limited block（7）Internal diameter it is small
In the fixing sleeve（10）Diameter.
5. a kind of continuous sand flushing device according to claim 1, it is characterised in that：The link（13）Under described second
Connector（2）Side wall be distributed in a ring, and the link（13）Number and the hook（153）Number is identical.
6. a kind of continuous sand flushing device according to claim 1, it is characterised in that：The rubber sleeve（4）With the ring set
（5）It is fixedly connected, and the ring set（5）It is threadedly coupled the back of the body cap（11）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721859487.4U CN208010301U (en) | 2017-12-27 | 2017-12-27 | A kind of continuous sand flushing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721859487.4U CN208010301U (en) | 2017-12-27 | 2017-12-27 | A kind of continuous sand flushing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208010301U true CN208010301U (en) | 2018-10-26 |
Family
ID=63882155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721859487.4U Active CN208010301U (en) | 2017-12-27 | 2017-12-27 | A kind of continuous sand flushing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208010301U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111206890A (en) * | 2018-11-22 | 2020-05-29 | 中国石油天然气集团有限公司 | Anti-leakage compensation type reverse circulation positive sand washing device and sand washing method |
-
2017
- 2017-12-27 CN CN201721859487.4U patent/CN208010301U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111206890A (en) * | 2018-11-22 | 2020-05-29 | 中国石油天然气集团有限公司 | Anti-leakage compensation type reverse circulation positive sand washing device and sand washing method |
| CN111206890B (en) * | 2018-11-22 | 2022-03-29 | 中国石油天然气集团有限公司 | Anti-leakage compensation type reverse circulation positive sand washing device and sand washing method |
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