CN207245679U - A kind of anti-bias mill apparatus of pumping unit - Google Patents
A kind of anti-bias mill apparatus of pumping unit Download PDFInfo
- Publication number
- CN207245679U CN207245679U CN201720769281.6U CN201720769281U CN207245679U CN 207245679 U CN207245679 U CN 207245679U CN 201720769281 U CN201720769281 U CN 201720769281U CN 207245679 U CN207245679 U CN 207245679U
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- worm gear
- pumping unit
- clutch
- housing
- mill apparatus
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Abstract
The utility model belongs to auxiliary tool during oil extraction in oil field, and in particular to a kind of anti-bias mill apparatus of pumping unit.A kind of anti-bias mill apparatus of pumping unit, including push system, indexing system, rotary system and housing, push system is connected with indexing system, indexing system connects rotary system, rotary system is connected with housing, push system is linked together by the connecting plate of push rod and indexing system clutch, and the worm screw of the core retainer plate and gland of indexing system respectively with rotary system links together.The anti-bias mill apparatus of the pumping unit realizes the rotation of worm gear by worm screw, tubing spinning is driven so as to fulfill tubing hanger, pass through tubing spinning, to reduce the concentrated wear of oil pipe and sucker rod, so that the abrasion of oil pipe and sucker rod is converted into the uniform wear of entire surface, and then the significant service life for improving oil pipe by the abrasion of a single point.
Description
Technical field
The utility model belongs to auxiliary tool during oil extraction in oil field, and in particular to a kind of pumping unit side's eccentric wearing device.
Background technology
With the maturation of oil and gas wells in oil fields oil recovery technique, the well of the well exploitation in oil field is also more and more deeper；The thing followed is just
The problem of being more and more eccentric wear wells, needs to solve；The main problem of eccentric wear is solved, exactly solves the inclined of oil pipe and sucker rod
Mill；Some currently used eccentric abrasion prevention instruments, are considered on the basis of the wearability of itself is enhanced.So product
It is that can extend the service life of instrument in itself, and cannot the especially significant service life for increasing whole tubing string；It is no to cause
Oil pipe and the uniform eccentric wear of sucker rod.
The content of the invention
The purpose of this utility model is that being provided for problems of the prior art can make oil pipe and sucker rod equal
The anti-bias mill apparatus of pumping unit of even abrasion.
The technical solution of the utility model is：
A kind of anti-bias mill apparatus of pumping unit, including push system, indexing system, rotary system and housing, push system with
Indexing system connects, and indexing system connection rotary system, indexing system and rotary system are located in housing.
Wherein push system includes polished rod, adjusting rod, polished rod pressing plate and push rod, sets polished rod pressing plate to pass power on polished rod
Adjusting rod is given, adjusting rod lower part is fixedly connected with push rod by nut, the connector being connected with oil pipe is provided with adjusting rod.
Rotary system includes worm gear, clutch shaft bearing and worm screw, and worm gear lower end is provided with the tubing hanger being connected with oil pipe and fixes
Device, worm gear (16) and clutch shaft bearing (19) are located in housing (20), and clutch shaft bearing is arranged in the lower section bearing hole of worm gear, snail
Wheel top sets upper press cover, and upper press cover is to be fixedly connected by hexagon socket cap head screw with housing.
Indexing system includes clutch, and clutch includes gland, shell, second bearing, core retainer plate and connecting plate, gland and outer
Shell is fixedly connected by hexagon socket cap head screw, and second bearing is arranged in gland, clutch device on the worm shaft of worm screw,
Clutch, which rotates, drives worm screw to rotate.
Push system is linked together by the connecting plate of push rod and indexing system clutch, the core retainer plate and pressure of indexing system
The worm screw respectively with rotary system is covered to link together.
Specifically, rotary system further includes worm gear axle sleeve, worm gear end cap one and worm gear end cap two, axle sleeve is arranged on worm screw
Outside, worm gear end cap one are fixedly connected with the casing by hexagon socket cap head screw, and worm gear end cap two passes through interior hexagonal cylindrical head
Screw, hex nut, hexagon socket cap head screw are fixedly connected with the casing.
Specifically, the outer wall of the push rod sets cylindroid helical-coil compression spring, cylindroid helical-coil compression spring is arranged at bullet
In spring casing, spring pressure cap is set above cylindroid helical-coil compression spring, pogo barrel is set simultaneously below cylindroid helical-coil compression spring
Cap.
Specifically, the connector is fixedly connected by U-bolt and hex nut with oil pipe.
Specifically, the clutch shaft bearing is thrust bearing, second bearing is unilateral bearing.
Specifically, setting O-ring seal one between the worm gear and upper press cover, set between worm gear and housing O-shaped close
Seal two.
Specifically, the push rod is connected with connecting plate by positioning plate.
The beneficial effects of the utility model are：The anti-bias mill apparatus of the pumping unit realizes the rotation of worm gear by worm screw, so that
Realize that tubing hanger drives tubing spinning, by tubing spinning, to reduce the concentrated wear of oil pipe and sucker rod so that oil pipe and
The abrasion of sucker rod is converted into the uniform wear of entire surface by the abrasion of a single point, and then the significant use longevity for improving oil pipe
Life.Clutch device is on worm shaft, and freewheel clutch rotates, and drives the rotation of worm screw, and rotational angle is adjustable, indexes smaller, snail
Bar rotates slower, and worm gear rotates slower, has so better met the requirement that oil pipe slowly runs.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the A direction views of Fig. 1；
Fig. 3 is the structure diagram of clutch.
1 polished rod, 2 polished rod pressing plate, 3 adjusting rod, 4 connector, 5 hex nut 6U type bolts
7 oil pipe, 8 hex nut, 9 push rod, 10 spring pressure cap, 11 cylindroid helical-coil compression spring
12 pogo barrel, 13 spring pocket and 14 upper press cover of cap, 15 hexagon socket cap head screw, 16 worm gear
One 20 housing of 18O types 2 19 clutch shaft bearing of sealing ring of 17O types sealing ring, 21 positioning plate
22 axis are with one 26 hexagon socket cap head screw of check ring 23 clutch, 24 worm screw, 25 worm gear end cap, 27 worm screw
Hexagonal in 30 hex nut of axle sleeve 28 worm gear end cap, 2 29 hexagon socket cap head screw, 31 hexagon socket cap head screw 32
36 core retainer plate of fillister head screw 33 gland, 34 shell, 35 second bearing, 37 connecting plate.
Embodiment
As shown in Figure 1 be a kind of anti-bias mill apparatus of pumping unit of the utility model structure diagram, including push system, point
Degree system, rotary system and housing 20, push system is connected with indexing system, indexing system connection rotary system, indexing system
It is located at rotary system in housing 20.
Wherein push system includes polished rod 1, adjusting rod 3, polished rod pressing plate 2 and push rod 9, sets polished rod pressing plate 2 will on polished rod 1
Power sends adjusting rod 3 to, and 3 lower part of adjusting rod is fixedly connected with push rod 9 by nut 8, is provided with adjusting rod 3 and connects with oil pipe 7
The connector 4 connect, the connector 4 are fixedly connected by U-bolt 6 and hex nut 5 with oil pipe 7.The push rod 9
Outer wall sets cylindroid helical-coil compression spring 11, and cylindroid helical-coil compression spring 11 is arranged in pogo barrel 12, cylindrical screw compression
The top of spring 11 sets spring pressure cap 10, and the lower section of cylindroid helical-coil compression spring 11 sets pogo barrel and cap 13.
Rotary system includes worm gear 16, clutch shaft bearing 19 and worm screw 24, and 16 lower end of worm gear is provided with what is be connected with oil pipe 7
Tubing hanger fixing device, worm gear 16 and clutch shaft bearing 19 are located in housing 20, and the clutch shaft bearing 19 is thrust bearing, and first
Bearing 19 is arranged in the lower section bearing hole of worm gear 16, and the top of worm gear 16 sets upper press cover 14, and upper press cover 14 is by interior hexagonal
Fillister head screw 15 is fixedly connected with housing 20.O-ring seal 1, worm gear are set between the worm gear 16 and upper press cover 14
O-ring seal 2 18 is set between 16 and housing 20.Rotary system further includes worm gear axle sleeve 27, worm gear end cap 1 and worm gear end
Lid 2 28, axle sleeve 27 are arranged on the outside of worm screw 24, and worm gear end cap 1 is solid by hexagon socket cap head screw 26 and housing 20
Fixed connection, worm gear end cap 2 28 pass through hexagon socket cap head screw 29, hex nut 30, hexagon socket cap head screw 31 and housing
20 are fixedly connected.
Indexing system includes clutch 23, and clutch 23 is fixed using axis check ring 22, and clutch 23 includes gland
33rd, shell 34, second bearing 35, core retainer plate 36 and connecting plate 37, gland 33 and shell 34 are solid by hexagon socket cap head screw 32
Fixed connection, second bearing 35 is unilateral bearing, and second bearing 35 is arranged in gland 33, and clutch 23 is mounted in the worm screw of worm screw 24
On axis, clutch, which rotates, drives worm screw 24 to rotate.
Push system is linked together by push rod 9 and the connecting plate 37 of indexing system clutch 23 by positioning plate 21,
Worm screw 24 of the core retainer plate 36 and gland 33 of indexing system respectively with rotary system links together.
When polished rod 1 moves downward, drive polished rod pressing plate 2 to move, transfer power on adjusting rod 3, adjusting rod 3 is by power
It is delivered on push rod 9, in 9 thrust of push rod to clutch 23.
Lean on power during 1 undershoot of polished rod to stir clutch 23 by push rod 9 to operate, when 1 backhaul of polished rod, with clutch 23
The bounce-back of connecting cylinder spiral compression spring 11 makes connecting plate 37 set back, and is ready for next promotion.
The utility model is seat on well head big four, and it is by worm gear knot that the anti-bias mill apparatus connected pipes of the pumping unit, which are hung,
Structure passing power, and be located on big four bearing, by way of 1 up and down motion passing power of polished rod, realize worm screw 24
Unidirectional minor rotation (this movement can be adjusted).Worm screw 24 is transferred power on worm gear 16, drives worm gear 16 to rotate together；Oil
Pipe hanger is connected on the lower end of worm gear, so as to fulfill the action unidirectionally rotated forward, tubing hanger is just followed fine motion rotation.It can thus make
The abrasion of oil pipe 7 and sucker rod is converted into the uniform wear of entire surface by the abrasion of a single point.It substantially prolongs oil pipe and oil pumping
The service life of bar.
Finally it should be noted that:Above example is only illustrating the technical solution of the utility model rather than it is limited
System；Although the utility model is described in detail with reference to preferred embodiment, those of ordinary skill in the art should
Understand：It can still modify to specific embodiment of the present utility model or some technical characteristics are equally replaced
Change；Without departing from the spirit of technical solutions of the utility model, it should all cover in the claimed technical solution of the utility model
Among scope.
Claims (7)
1. a kind of anti-bias mill apparatus of pumping unit, including push system, indexing system, rotary system and housing 20, push system with
Indexing system connects, and indexing system connection rotary system, indexing system is connected with housing (20), it is characterised in that
Push system includes polished rod (1), adjusting rod (3), polished rod pressing plate (2) and push rod (9), and polished rod pressing plate is set on polished rod (1)
(2) power is sent to adjusting rod (3), adjusting rod (3) lower part is fixedly connected with push rod (9) by nut (8), on adjusting rod (3)
It is provided with the connector (4) being connected with oil pipe (7)；
Rotary system includes worm gear (16), clutch shaft bearing (19) and worm screw (24), and worm gear (16) lower end is provided with oil pipe (7) even
The tubing hanger fixing device connect, worm gear (16) and clutch shaft bearing (19) are located in housing (20), and clutch shaft bearing (19) is arranged on snail
In the lower section bearing hole for taking turns (16), upper press cover (14) is set, and upper press cover (14) is by interior hexagonal cylindrical head above worm gear (16)
Screw (15) is fixedly connected with housing (20)；
Indexing system includes clutch (23), and clutch (23) includes gland (33), shell (34), second bearing (35), core retainer plate
(36) it is fixedly connected with connecting plate (37), gland (33) with shell (34) by hexagon socket cap head screw (32), second bearing
(35) it is arranged in gland (33), for clutch (23) on the worm shaft of worm screw (24), clutch, which rotates, drives worm screw (24)
Rotate；
Push system is linked together by push rod (9) and the connecting plate (37) of indexing system clutch (23), indexing system
The worm screw (24) of core retainer plate (36) and gland (33) respectively with rotary system links together.
2. the anti-bias mill apparatus of pumping unit according to claim 1, it is characterised in that rotary system further includes worm gear axle sleeve
(27), worm gear end cap one (25) and worm gear end cap 2 28, axle sleeve (27) are arranged on the outside of worm screw (24), worm gear end cap one (24)
It is fixedly connected by hexagon socket cap head screw (26) with housing (20), worm gear end cap two (28) passes through hexagon socket cap head screw
(29), hex nut (30), hexagon socket cap head screw (31) are fixedly connected with housing (20).
3. the anti-bias mill apparatus of pumping unit according to claim 1, it is characterised in that the outer wall of the push rod (9) sets circle
Column spiral compression spring (11), cylindroid helical-coil compression spring (11) are arranged in pogo barrel 12, cylindroid helical-coil compression spring
(11) top sets spring pressure cap (10), and pogo barrel and cap (13) are set below cylindroid helical-coil compression spring (11).
4. the anti-bias mill apparatus of pumping unit according to claim 1, it is characterised in that the connector (4) passes through U-bolt
(6) it is fixedly connected with hex nut (5) with oil pipe (7).
5. the anti-bias mill apparatus of pumping unit according to claim 1, it is characterised in that the clutch shaft bearing (19) is thrust axis
Hold, second bearing (35) is unilateral bearing.
6. the anti-bias mill apparatus of pumping unit according to claim 1, it is characterised in that the worm gear (16) and upper press cover (14)
Between set O-ring seal (17), between worm gear (16) and housing (20) setting O-ring seal (18).
7. the anti-bias mill apparatus of pumping unit according to claim 1, it is characterised in that the push rod (9) and connecting plate (37)
Connected by positioning plate (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720769281.6U CN207245679U (en) | 2017-06-29 | 2017-06-29 | A kind of anti-bias mill apparatus of pumping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720769281.6U CN207245679U (en) | 2017-06-29 | 2017-06-29 | A kind of anti-bias mill apparatus of pumping unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207245679U true CN207245679U (en) | 2018-04-17 |
Family
ID=61877303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720769281.6U Active CN207245679U (en) | 2017-06-29 | 2017-06-29 | A kind of anti-bias mill apparatus of pumping unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207245679U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109577877A (en) * | 2019-01-16 | 2019-04-05 | 周琢如 | A kind of adaptive sucker rod drive-type tubing spinner |
-
2017
- 2017-06-29 CN CN201720769281.6U patent/CN207245679U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109577877A (en) * | 2019-01-16 | 2019-04-05 | 周琢如 | A kind of adaptive sucker rod drive-type tubing spinner |
| CN109577877B (en) * | 2019-01-16 | 2024-01-09 | 周琢如 | Self-adaptive sucker rod driving type oil pipe rotator |
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