CN212156174U - Shock-proof type oil pipe head - Google Patents
Shock-proof type oil pipe head Download PDFInfo
- Publication number
- CN212156174U CN212156174U CN202020256396.7U CN202020256396U CN212156174U CN 212156174 U CN212156174 U CN 212156174U CN 202020256396 U CN202020256396 U CN 202020256396U CN 212156174 U CN212156174 U CN 212156174U
- Authority
- CN
- China
- Prior art keywords
- block
- piece
- shock
- tubing head
- oil pipe
- 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
Links
- 230000035939 shock Effects 0.000 claims abstract description 33
- 230000000670 limiting effect Effects 0.000 claims abstract description 31
- 238000010521 absorption reaction Methods 0.000 claims abstract description 12
- 238000013016 damping Methods 0.000 claims description 9
- 239000006096 absorbing agent Substances 0.000 claims description 7
- 210000002421 cell wall Anatomy 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 10
- 230000003139 buffering effect Effects 0.000 abstract description 7
- 239000000725 suspension Substances 0.000 description 5
- 239000002184 metal Substances 0.000 description 4
- 230000003313 weakening effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- Supports For Pipes And Cables (AREA)
Abstract
The utility model discloses a shock-proof type oil pipe head uses in the field of oil equipment, has solved the unstable technical problem of current oil pipe head buffering shock absorption effect, and its technical scheme main points are including oil pipe head body, the upper end of oil pipe head body is equipped with the connecting seat, the lower extreme of oil pipe head body is equipped with fixing base, characterized by: be equipped with fixed slot on fixing base and the connecting seat, it has spacing seat to peg graft in the fixed slot, spacing seat includes the fixed block and pegs graft the horizontal limiting block that slides with the fixed block, horizontal limiting block keeps away from its one end of being connected with the fixed block and still swing joint has the piece of moving away to avoid possible earthquakes, the piece of moving away to avoid possible earthquakes is equipped with the buffer block with the one end that horizontal limiting block is connected, the piece of moving away to avoid possible earthquakes keeps away from its one end of being connected with horizontal limiting block and rotates and be connected with the axial clamp plate, the axial clamp plate is kept away from its one side of being connected with the piece of.
Description
Technical Field
The utility model relates to a petroleum equipment field, in particular to shock-proof type oil pipe head.
Background
The tubing head is used as a stable connection kit for sealing the space between the tubing and the casing in the well, and the stable bearing and limiting effects on the suspended tubing are realized.
Chinese patent with publication number CN208073411U discloses a metal seal oil pipe head device, relating to the technical field of wellhead devices. The metal seal oil pipe head device is provided with a metal seal oil pipe head device. This metal seal oil pipe head device, including the oil pipe head body, the first ring flange of oil pipe head body top fixedly connected with, the bottom fixedly connected with second ring flange of oil pipe head body, the both sides face of first ring flange is fixed to be inlayed and is had two bearings, two transverse groove has been seted up to the inside that the relative one side of bearing is located first ring flange both sides, two the opposite one end in transverse groove is pegged graft and is had two sliders.
Although the oil pipe head device can realize good limiting buffering of an internal suspension oil pipe, in actual use, once the oil pipe has small bounce in the vertical direction, the buffering assembly in the oil pipe head device cannot eliminate the shake in the vertical direction and can only buffer in the horizontal position, and meanwhile, the bounce in the vertical direction of the oil pipe can even bring impact damage to multiple groups of horizontal buffering assemblies in the device.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a shock-proof type oil pipe head, its advantage is favorable to improving the stability that hangs oil pipe, reduces the excessive vibration activity that hangs oil pipe.
The above technical purpose of the present invention can be achieved by the following technical solutions: a shock-absorbing type tubing head comprises a tubing head body, wherein a connecting seat is arranged at the upper end of the tubing head body, a fixing seat is arranged at the lower end of the tubing head body, fixing slots are formed in the fixing seat and the connecting seat, a limiting seat is inserted in the fixing slots and comprises a fixing block and a horizontal limiting block which is inserted in the fixing block and slides, a sliding groove is formed in one end, connected with the horizontal limiting block, of the fixing block, a sliding block which is connected with the sliding groove in a sliding mode is arranged on the horizontal limiting block, a shock-absorbing spring is arranged between the sliding block and the bottom of the sliding groove, a shock-absorbing block is movably connected to the end, far away from the end, connected with the fixing block, of the horizontal limiting block, a buffer block is arranged at one end, connected with the horizontal limiting block, of the, the one end that the piece of moving away to avoid possible earthquakes was kept away from it and is connected with horizontal stopper rotates and is connected with the axial clamp plate, the axial clamp plate is kept away from its one side of being connected with the piece rotation of moving away to avoid possible earthquakes and still vertical the sliding connection has the axial to inhale shake the board.
Preferably, the axial shock-absorbing plate is provided with a shock-absorbing block on one side connected with the axial pressing plate in a sliding manner, the axial pressing plate is provided with a shock-absorbing groove for connecting the shock-absorbing block in a sliding manner, and elastic blocks are arranged on two sides of the shock-absorbing block.
Preferably, the one end that horizontal stopper was kept away from to the piece of moving away to avoid possible earthquakes is equipped with the pivot piece, be equipped with on the axial clamp plate with pivot piece complex pivot inserted block, wear to be equipped with even axle in pivot inserted block and the pivot piece.
Preferably, a telescopic guide rod penetrates through the damping spring.
Preferably, the notch of the fixing slot is provided with an embedding slot, the fixing block is provided with an ear block matched with the embedding slot, and the ear block is provided with a locking bolt.
Preferably, the surface of the axial shock-absorbing plate is provided with a wear-resistant layer.
Preferably, the inner wall of the tubing head body is also provided with an elastic resonance block.
To sum up, the utility model discloses following beneficial effect has:
1. through the arrangement of the fixed seat, the stable limit of the internal suspension oil pipe can be realized, and the vibration weakening of the horizontal swing of the suspension oil pipe can be realized by utilizing the elastic expansion between the horizontal limit block and the fixed block; simultaneously shock-proof piece set up then can realize the shock attenuation absorption effect of horizontal direction perpendicular to horizontal stopper direction, and axial pressure plate portion can further realize shaking spacing inhaling of vertical direction oil pipe part, finally forms to hang the all-round spacing of oil pipe and inhale the shake effect, improves and hangs oil pipe and put stability.
Drawings
FIG. 1 is a sectional view showing the internal structure of a tubing head according to an embodiment;
FIG. 2 is an enlarged view of A in FIG. 1;
FIG. 3 is a schematic view for showing the fitting relationship in the buffer tank in the embodiment;
FIG. 4 is an enlarged view of B of FIG. 1;
FIG. 5 is an enlarged view of C in FIG. 1;
fig. 6 is a schematic view for showing the position of the abrasion resistant layer in the embodiment.
Reference numerals: 1. a tubing head body; 2. a connecting seat; 3. a fixed seat; 4. fixing the slot; 5. a limiting seat; 6. a fixed block; 7. a horizontal limiting block; 8. a chute; 9. a slider; 10. a damping spring; 11. a shock absorbing block; 12. a buffer block; 13. a buffer tank; 14. an elastic buffer member; 15. an axial pressure plate; 16. an axial shock absorbing plate; 17. a shock absorbing block; 18. a shock absorbing groove; 19. an elastic block; 20. a rotating shaft block; 21. a rotating shaft insert block; 22. a connecting shaft; 23. a telescopic guide rod; 24. caulking grooves; 25. an ear piece; 26. locking the bolt; 27. a wear layer; 28. an elastic resonance block.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b): the utility model provides a shock-proof type tubing head, as shown in figure 1, includes tubing head body 1, is equipped with connecting seat 2 in the upper end of tubing head body 1, and the lower extreme of tubing head body 1 is equipped with fixing base 3, and the user realizes being connected with the adapting unit in tubing head body 1 both ends through connecting seat 2 and fixing base 3.
As shown in fig. 1, fig. 2 and fig. 5, fixing slots 4 are arranged on the fixing base 3 and the connecting base 2, limiting bases 5 are inserted in the fixing slots 4, each limiting base 5 comprises a fixing block 6 and a horizontal limiting block 7 which is inserted into the corresponding fixing block 6 to slide, an embedding groove 24 is formed in a notch of each fixing slot 4, an ear block 25 which is matched with the corresponding embedding groove 24 is arranged on the corresponding fixing block 6, a locking bolt 26 is arranged on each ear block 25, and an operator can fixedly install the limiting base 5 and the tubing head body 1 through dismounting and mounting of the ear blocks 25 and the embedding grooves 24.
One end that fixed block 6 and horizontal stopper 7 are connected is equipped with spout 8, is equipped with the slider 9 of being connected with spout 8 slides on the horizontal stopper 7, is equipped with damping spring 10 between the tank bottom of slider 9 and spout 8, and along with relative sliding between horizontal stopper 7 and the fixed block 6, slider 9 extrudes damping spring 10, realizes strikeing the buffering effect under damping spring 10's effect. Still wear to be equipped with flexible guide bar 23 in damping spring 10, can carry out spacing direction to damping spring 10's flexible deformation, improve the steady smooth and easy of shock attenuation buffering process between fixed block 6 and the horizontal stopper 7.
As shown in fig. 2 and fig. 3, horizontal limiting block 7 is kept away from its one end of being connected with fixed block 6 and is still swing joint have shock absorber 11, the one end that shock absorber 11 is connected with horizontal limiting block 7 is equipped with buffer block 12, be equipped with the dashpot 13 of being connected with buffer block 12 slides on horizontal limiting block 7, the both sides cell wall of dashpot 13 is equipped with elastic buffer 14, can realize the horizontal skew activity of shock absorber 11 perpendicular to horizontal limiting block 7 direction, elastic buffer 14 of dashpot 13 cell wall can realize the weakening absorption of assaulting between buffer block 12 and dashpot 13 cell wall.
As shown in fig. 1 and 4, the end of the shock absorbing block 11 away from the connection with the horizontal limiting block 7 is rotatably connected with the axial pressing plate 15, the end of the shock absorbing block 11 away from the horizontal limiting block 7 is provided with the rotating shaft block 20, the axial pressing plate 15 is provided with the rotating shaft inserting block 21 matched with the rotating shaft block 20, the rotating shaft inserting block 21 and the rotating shaft block 20 are internally provided with the connecting shaft 22 in a penetrating manner, the connection between the axial pressing plate 15 and the shock absorbing block 11 is realized in a rotating manner, and the movable adjustment of the axial pressing plate 15 relative to the shock absorbing block 11 is also ensured.
The side of the axial pressure plate 15 far away from the side rotationally connected with the shock absorption block 11 is also connected with an axial shock absorption plate 16 in a vertically sliding manner, one side of the axial shock absorption plate 16 far away from the axial pressure plate 15 is abutted to a suspension oil pipe, and a wear-resistant layer 27 (shown in fig. 6) is arranged on the surface of the axial shock absorption plate 16, so that the stable contact between the axial shock absorption plate and the suspension oil pipe is improved. Inhale shake the board 16 and be equipped with the one side that the axial clamp plate 15 slided and is connected and inhale shake piece 17, be equipped with on the axial clamp plate 15 and supply to inhale the shake groove 18 that shakes that shake the connection of piece 17, it is equipped with elastic block 19 to inhale the both sides of shake piece 17, when oil pipe takes place the beating of vertical direction, beat and shake the transmission to shake the board 16 to the axial, shake the board 16 along hanging oil pipe vertical beat drive inhale shake piece 17 along shake groove to vertical activity of groove 18, can realize fast under elastic block 19's effect and beat and weaken the effect, reduce the normal work that excessively beats the influence and hang oil pipe.
Considering that the length of the suspended oil pipe is long, in order to fully realize the vibration elimination and protection under the working state of the whole oil pipe, an elastic resonance block 28 (shown in figure 1) is further arranged on the inner wall of the oil pipe head body 1, so that the auxiliary buffering and shock absorption effects can be further realized.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (7)
1. The utility model provides a shock-proof type tubing head, includes tubing head body (1), the upper end of tubing head body (1) is equipped with connecting seat (2), the lower extreme of tubing head body (1) is equipped with fixing base (3), characterized by: the fixing seat (3) and the connecting seat (2) are provided with fixing slots (4), a limiting seat (5) is inserted in each fixing slot (4), each limiting seat (5) comprises a fixing block (6) and a horizontal limiting block (7) which is inserted into the fixing block (6) to slide, a sliding groove (8) is formed in one end, connected with the horizontal limiting block (7), of the fixing block (6), a sliding block (9) which is connected with the sliding groove (8) in a sliding manner is arranged on the horizontal limiting block (7), a damping spring (10) is arranged between the sliding block (9) and the groove bottom of the sliding groove (8), one end, far away from the horizontal limiting block (7), connected with the fixing block (6) is movably connected with a shock absorption block (11), one end, connected with the horizontal limiting block (7), of the shock absorption block (11) is provided with a buffer block (12), a buffer groove (13) which is connected with the buffer block, the utility model discloses a shock absorber, including buffer slot (13), shock absorber piece (11), one end rotation that its and horizontal stopper (7) are connected is connected with axial clamp plate (15), axial clamp plate (15) keep away from its one side of being connected with shock absorber piece (11) rotation and still vertical the sliding connection have axial to inhale shake board (16), the both sides cell wall of buffer slot (13) is equipped with elastic buffer spare (14), shock absorber piece (11).
2. The shock absorbing tubing head of claim 1, wherein: inhale shake board (16) and axial clamp plate (15) one side of sliding and being connected and be equipped with and inhale shake piece (17), be equipped with on axial clamp plate (15) and supply to inhale shake piece (17) and slide and connect inhale shake groove (18), it is equipped with elastic block (19) to inhale the both sides of shake piece (17).
3. The shock absorbing tubing head of claim 1, wherein: the one end that horizontal stopper (7) were kept away from in piece (11) of moving away to avoid possible earthquakes is equipped with pivot piece (20), be equipped with on axial clamp plate (15) with pivot piece (20) complex pivot inserted block (21), wear to be equipped with even axle (22) in pivot inserted block (21) and pivot piece (20).
4. The shock absorbing tubing head of claim 1, wherein: and a telescopic guide rod (23) penetrates through the damping spring (10).
5. The shock absorbing tubing head of claim 1, wherein: the notch of fixed slot (4) is equipped with caulking groove (24), be equipped with on fixed block (6) with caulking groove (24) complex ear piece (25), be equipped with locking bolt (26) on ear piece (25).
6. The shock absorbing tubing head of claim 1, wherein: the surface of the axial shock absorption plate (16) is provided with a wear-resistant layer (27).
7. The shock absorbing tubing head of claim 1, wherein: and an elastic resonance block (28) is also arranged on the inner wall of the tubing head body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020256396.7U CN212156174U (en) | 2020-03-04 | 2020-03-04 | Shock-proof type oil pipe head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020256396.7U CN212156174U (en) | 2020-03-04 | 2020-03-04 | Shock-proof type oil pipe head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212156174U true CN212156174U (en) | 2020-12-15 |
Family
ID=73712870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020256396.7U Expired - Fee Related CN212156174U (en) | 2020-03-04 | 2020-03-04 | Shock-proof type oil pipe head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212156174U (en) |
-
2020
- 2020-03-04 CN CN202020256396.7U patent/CN212156174U/en not_active Expired - Fee Related
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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: 20201215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |