CN207568543U - A kind of well head fixed seat for facilitating grafting oil pipe - Google Patents
A kind of well head fixed seat for facilitating grafting oil pipe Download PDFInfo
- Publication number
- CN207568543U CN207568543U CN201721771924.7U CN201721771924U CN207568543U CN 207568543 U CN207568543 U CN 207568543U CN 201721771924 U CN201721771924 U CN 201721771924U CN 207568543 U CN207568543 U CN 207568543U
- Authority
- CN
- China
- Prior art keywords
- snap ring
- oil pipe
- straight slot
- mounting blocks
- convex block
- 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
The utility model discloses a kind of well head fixed seats for facilitating grafting oil pipe, including pedestal, the center of the pedestal is convexly equipped with convex block, the base ring is equipped with multiple circular grooves around the convex block, the circular groove bottom is coaxially provided with via, the top center of the convex block is convexly equipped with mounting blocks, coaxially straight slot is recessed at the top of the mounting blocks, the straight slot is through the center of the pedestal and the convex block, the top ring of the mounting blocks is equipped with multiple risers around the straight slot, the back of multiple risers is respectively connected with reinforcing rib with the lap-joint of the mounting blocks, the top of multiple risers is connected with snap ring jointly, the snap ring is coaxially disposed with the straight slot, the snap ring is equipped with notch, the snap ring is outward extended with lug in the both sides of the notch, running through on the lug has fastener hole.The utility model which has a compact structure and a reasonable design, after oil pipe passes through the snap ring and straight slot, fastening bolt is locked after passing through fastener hole and clamp nut, with clamping fixed oil pipe.
Description
Technical field
The utility model is related to a kind of technical field of oil extraction equipment, particularly a kind of well head for facilitating grafting oil pipe
Fixed seat.
Background technology
Oil well is the eyelet being drilled to by boring method.General oil well is after boring up to oil reservoir, tripping in production string, and is covering
Annular space injection oil-well cement between pipe and the borehole wall, it is rear to be wanted by oil field development to safeguard the borehole wall and closing oil, gas and water layer
It asks and penetrates out oil reservoir with perforating gun, form channel, tripping in oil pipe lures stream method with suitable, oil is risen to by oil well shaft bottom
Well head, existing well mouth of oil well oil pipe are inconvenient to fix, and oil pumping is inconvenient.
Utility model content
The purpose of this utility model is to provide a kind of well head fixed seat for facilitating grafting oil pipe, to solve existing skill
The technical issues of in art, it can play the work for facilitating fixed oil pick-up tube.
The utility model provides a kind of well head fixed seat for facilitating grafting oil pipe, including pedestal, the pedestal
Center be convexly equipped with convex block, the base ring is equipped with multiple circular grooves around the convex block, and the circular groove bottom is coaxially provided with via, institute
The top center for stating convex block is convexly equipped with mounting blocks, straight slot is coaxially recessed at the top of the mounting blocks, the straight slot runs through the base
The center of seat and the convex block, the top ring of the mounting blocks are equipped with multiple risers, the back of the body of multiple risers around the straight slot
Portion and the lap-joint of the mounting blocks are respectively connected with reinforcing rib, and the top of multiple risers is connected with snap ring, the card jointly
Ring is coaxially disposed with the straight slot, and the snap ring is equipped with notch, and the snap ring is outward extended with lug in the both sides of the notch,
Running through on the lug has fastener hole.
The as described above well head fixed seat for facilitating grafting oil pipe, these, it is preferred to, the snap ring it is symmetrical
Two inner walls are equipped with fitting groove, clamping element are each equipped in the fitting groove, the clamping element includes gripping block and spring, described
One end of spring is fixedly connected with the assembling trench bottom, and the other end of the spring and the back fixation of the gripping block connect
It connects, the gripping block is equipped with arcwall face away from the side of the spring, and the two lateral walls of the fitting groove are equipped with two end seals
The sliding slot closed is sliding combined with sliding block in the sliding slot, and the sliding block is fixed on the back of the gripping block by connecting rod.
The well head fixed seat as described above for facilitating grafting oil pipe, these, it is preferred to, the back of the lug
Clamp nut is coaxially preinstalled at the fastener hole.
Compared with prior art, the utility model which has a compact structure and a reasonable design, after oil pipe passes through the snap ring and straight slot,
Fastening bolt is locked after passing through fastener hole and clamp nut, with clamping fixed oil pipe.
Description of the drawings
Fig. 1 is the front view of the utility model；
Fig. 2 is the structure diagram of snap ring.
Reference sign：1- pedestals, 2- convex blocks, 3- circular grooves, 4- vias, 5- mounting blocks, 6- straight slots, 7- risers, 8- add
Strengthening tendons, 9- snap rings, 10- notches, 11- lugs, 12- fitting grooves, 13- gripping blocks, 14- springs, 15- sliding slots, 16- sliding blocks, 17- connect
Extension bar, 18- clamp nuts, 19- fastener holes, 20- fastening bolts.
Specific embodiment
The embodiment of the utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and cannot be construed to the utility model
Limitation.
As depicted in figs. 1 and 2, the embodiment of the utility model provides a kind of well head for facilitating grafting oil pipe and consolidates
Reservation, including pedestal 1, the center of the pedestal 1 is convexly equipped with convex block 2, and the pedestal 1 is equipped with multiple circular grooves around the convex block 2
3,3 bottom of circular groove is coaxially provided with via 4, and bolt part passes through the well head that producing well is fixed on after the via 4, passes through setting
Circular groove 3, in the case of 1 thickness of pedestal can be prevented blocked up, the length of bolt part is inadequate, and the top center of the convex block 2 is convexly equipped with
Mounting blocks 5,5 top of mounting blocks are coaxially recessed with straight slot 6, and the straight slot 6 runs through in the pedestal 1 and the convex block 2
The heart, the top ring of the mounting blocks 5 are equipped with multiple risers 7, back and the installation of multiple risers 7 around the straight slot 6
The lap-joint of block 5 is respectively connected with reinforcing rib 8, by setting reinforcing rib 8 so that riser 7 and snap ring 9 are being born in mechanical equipment
During the huge rotation pressure of bearing, be hardly damaged, the tops of multiple risers 7 is connected with snap ring 9 jointly, the snap ring 9 with
The straight slot 6 is coaxially disposed, and the snap ring 9 is equipped with notch 10, and the snap ring 9 is outward extended with convex in the both sides of the notch 10
Ear 11, on the lug 11 after having fastener hole 19, oil pipe to pass through the snap ring 9 and straight slot 6, fastening bolt 20 passes through fastening
Locked after hole 19 and clamp nut 18, riser 7 for elasticity set, can synchronous or expansion, with clamping fixed oil pipe.
To adapt to the oil pipe of a variety of ruler diameters, symmetrical two inner wall of the snap ring 9 is equipped with fitting groove 12, in the fitting groove 12
Clamping element is each equipped with, the clamping element includes gripping block 13 and spring 14, one end and the fitting groove of the spring 14
12 bottoms are fixedly connected, and the other end of the spring 14 is connect with the back fixation of the gripping block 13, the gripping block 13
Arcwall face is equipped with away from the side of the spring 14, the two lateral walls of the fitting groove 12 are equipped with sliding slot 15 closed at both ends,
Sliding block 16 is sliding combined in the sliding slot 15, the sliding block 16 is fixed on the back of the gripping block 13 by connecting rod 17.
Under original state, spring 14 ejects gripping block 13, and when fixed, oil pipe squeezes gripping block 13 so that spring 14 is shunk, to adapt to
The structure design of the oil pipe of sizes, sliding block 16 and sliding slot 15 is so that the movement of gripping block 13 is more smooth, while sliding slot
15 be closed at both ends, to prevent gripping block 13 from deviating from.
Further, the back of the lug 11 is coaxially preinstalled with clamp nut 18 at the fastener hole 19, with convenient
Quick assembling.
The structure, feature and effect of the utility model are described in detail based on the embodiments shown in the drawings, with
Upper described is only the preferred embodiment of the utility model, but the utility model is to limit practical range shown in drawing, it is every according to
Change that conception according to the utility model is made or the equivalent embodiment for being revised as equivalent variations, still without departing from specification and figure
When showing covered spirit, it should be within the protection scope of the present utility model.
Claims (3)
1. a kind of well head fixed seat for facilitating grafting oil pipe, which is characterized in that including pedestal (1), the pedestal (1)
Center is convexly equipped with convex block (2), and the pedestal (1) surround the convex block (2) equipped with multiple circular grooves (3), and circular groove (3) bottom is same
Axis is equipped with via (4), and the top center of the convex block (2) is convexly equipped with mounting blocks (5), and mounting blocks (5) top is coaxial recessed
There is straight slot (6), the straight slot (6) is through the center of the pedestal (1) and the convex block (2), the top ring of the mounting blocks (5)
Around the straight slot (6) equipped with multiple risers (7), the back of multiple risers (7) and the lap-joint of the mounting blocks (5) connect
Reinforcing rib (8) is connected to, the top of multiple risers (7) is connected with snap ring (9), the snap ring (9) and the straight slot (6) jointly
Coaxial arrangement, the snap ring (9) is outward extended with convex equipped with notch (10), the snap ring (9) in the both sides of the notch (10)
Ear (11), through there is fastener hole (19) on the lug (11).
2. the well head fixed seat according to claim 1 for facilitating grafting oil pipe, it is characterised in that：The snap ring
(9) symmetrical two inner wall is equipped with fitting groove (12), and clamping element is each equipped in the fitting groove (12), and the clamping element includes folder
Tight block (13) and spring (14), one end of the spring (14) are fixedly connected with the fitting groove (12) bottom, the spring
(14) the other end is connect with the back fixation of the gripping block (13), the gripping block (13) away from the spring (14)
Side is equipped with arcwall face, and the two lateral walls of the fitting groove (12) are equipped with sliding slot (15) closed at both ends, the sliding slot (15)
Sliding block (16) is inside sliding combined with, the sliding block (16) is fixed on the back of the gripping block (13) by connecting rod (17).
3. the well head fixed seat according to claim 2 for facilitating grafting oil pipe, it is characterised in that：The lug
(11) back is coaxially preinstalled with clamp nut (18) at the fastener hole (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721771924.7U CN207568543U (en) | 2017-12-18 | 2017-12-18 | A kind of well head fixed seat for facilitating grafting oil pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721771924.7U CN207568543U (en) | 2017-12-18 | 2017-12-18 | A kind of well head fixed seat for facilitating grafting oil pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207568543U true CN207568543U (en) | 2018-07-03 |
Family
ID=62685274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721771924.7U Expired - Fee Related CN207568543U (en) | 2017-12-18 | 2017-12-18 | A kind of well head fixed seat for facilitating grafting oil pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207568543U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114786406A (en) * | 2022-05-16 | 2022-07-22 | 深圳市海泰林科技有限公司 | Intelligent distribution network power supply convenient to install |
| WO2024007462A1 (en) * | 2022-07-06 | 2024-01-11 | 昊星宇(天津)科技发展有限公司 | Isolation packer device of novel sealing structure for heavy oil thermal recovery well |
-
2017
- 2017-12-18 CN CN201721771924.7U patent/CN207568543U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114786406A (en) * | 2022-05-16 | 2022-07-22 | 深圳市海泰林科技有限公司 | Intelligent distribution network power supply convenient to install |
| WO2024007462A1 (en) * | 2022-07-06 | 2024-01-11 | 昊星宇(天津)科技发展有限公司 | Isolation packer device of novel sealing structure for heavy oil thermal recovery 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180703 Termination date: 20181218 |