CN105201442A - Hinges for hinge blowout preventer - Google Patents
Hinges for hinge blowout preventer Download PDFInfo
- Publication number
- CN105201442A CN105201442A CN201510568443.5A CN201510568443A CN105201442A CN 105201442 A CN105201442 A CN 105201442A CN 201510568443 A CN201510568443 A CN 201510568443A CN 105201442 A CN105201442 A CN 105201442A
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- China
- Prior art keywords
- hinge
- hydraulic oil
- cylindrical section
- hole
- communicated
- 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.)
- Granted
Links
- 239000003921 oil Substances 0.000 claims abstract description 51
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 46
- 238000005461 lubrication Methods 0.000 claims abstract description 25
- 239000000945 filler Substances 0.000 claims description 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 2
- 238000003754 machining Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000005553 drilling Methods 0.000 description 3
- 230000001050 lubricating effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Landscapes
- Pivots And Pivotal Connections (AREA)
- Hinges (AREA)
Abstract
The invention discloses hinges for a hinge blowout preventer. Each hinge is formed by connecting a cuboid section with a cylindrical section, wherein a hydraulic oil opening inlet, a hydraulic oil closing inlet, a first channel communicated with the hydraulic oil opening inlet and a second channel communicated with the hydraulic oil closing inlet are formed in the cuboid section of each hinge; a hinge shaft hole is formed in the center of the cylindrical section of each hinge; the end of each first channel and the end of the corresponding second channel are communicated with the corresponding hinge shaft hole; a lubrication oil through hole is formed in one side of each hinge shaft hole, and the hinge shaft hole and the corresponding lubrication oil through hole penetrate through the upper end surface and the lower end surface of the corresponding cylindrical section; annular grooves communicated with each lubrication oil through hole are formed in the upper end surface and the lower end surface of the corresponding cylindrical section. The hinges have the advantages that the structure is reasonable; machining and mounting are convenient; the opening and closing resistance of the hinges is small, and the hinges cannot rust after being used for a long time; with the adoption of the external lubrication oil channels, operation is convenient, comprehensive lubrication is realized, and opening and closing torque of a side door can be reduced. The hinges are universal, so that difference among oil circuits cannot be caused, a worker can perform mounting operation conveniently, and the mounting time is reduced.
Description
Technical field
The present invention relates to a kind of oil drilling control appliance, be specifically related to a kind of hinge for hinge preventer.
Background technology
Preventer is the important component part of oil drilling control appliance, and predominant use is control well mouth pressure in the processes such as drilling well, well workover, formation testing, effectively prevents gas blowout accident from occurring, realizes safe construction.At present, the blowout preventer for hydraulic pressure gate mechanism adopted both at home and abroad is substantially identical, is made up of parts such as housing, oil cylinder, piston, piston rod, cylinder cap, locking device assembly and flashboard assemblies.The connected mode of side door has bolt type, hinge type and non-bolt formula, in use to change the flashboard assembly of different size due to ram preventer or carry out relevant maintenance, maintenance, need frequent open and close side door, hinge type connection is low by means of its labour intensity, connection is reliably widely used.There is following defect in existing hinge type side door connection: 1, hinge open and close frictional resistance is large, for a long time without easy-to-rust; 2, hinge divides left and right, and the time has been grown, easily wrongly installed when identifying smudgy, causes oil circuit different, increases the installation exercise time; 3, side door Heavy Weight, hinge load-bearing is large.
Summary of the invention
The object of the invention is to make up the deficiencies in the prior art, providing a kind of hinge for hinge preventer, lubrication is reliable, and open and close frictional force is little, reduces labor intensity; Dividing without left and right hinge, easy for installation, load-bearing is large.
In order to reach object of the present invention, technical scheme is as follows:
A kind of hinge for hinge preventer, it is characterized in that, described hinge is connected to form by a cuboid section and cylindrical section, be provided with out hydraulic oil inlet in hinge cuboid section, close hydraulic oil inlet and with open the first passage that hydraulic oil inlet is communicated with, the second channel be communicated with pass hydraulic oil inlet
The center of pivoted cylindrical section has hinge shaft hole, and described first passage is communicated with described hinge shaft hole with the end of second channel.
Further, the side of hinge shaft hole is provided with lubrication oil through hole, hinge shaft hole and lubrication oil through hole penetrate the upper and lower end face of cylindrical section.
Further, in the upper and lower end face of cylindrical section, be provided with cannelure, the end face that described cannelure is inwardly recessed cylindrical section forms an annular circle, and lubrication oil through hole is communicated with described cannelure, and the axial line of cannelure overlaps with the axial line of cylindrical section.
Further, the width of described cannelure is greater than the diameter of lubrication oil through hole.
Further, the side of cylindrical section away from cuboid section is also provided with a convex section, in described convex section, is provided with the oil filler point be communicated with lubrication oil through hole.
Further, the cuboid section of hinge and cylindrical section shift to install.
Further, hydraulic oil inlet and first passage vertical connection is opened, pass hydraulic oil inlet and second channel vertical connection described in.
The beneficial effect that the present invention has:
1, rational in infrastructure, processing, easy for installation, hinge open and close resistance is little, and long-time use can not be got rusty.
2, external grease channel, simple operation, lubrication comprehensively, can reduce closing and opening side doors moment.
3, hinge is regardless of left and right, oil circuit can not be caused different, facilitate workman's installation exercise, reduce the set-up time.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of the hinge preventer of the external lubricating arrangement of the present invention;
Fig. 2 is the plan structure schematic diagram of the hinge preventer of the external lubricating arrangement of the present invention;
Fig. 3 is the structural representation of hinge in Fig. 2;
Fig. 4 is that the B-B of Fig. 3 is to structural representation;
Fig. 5 is the structural representation of locating ring;
Fig. 6 is the structural representation of hinge and hinge axis coupling part;
Fig. 7 is the structural representation of hinge axis;
Fig. 8 is the structural representation of side door.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described, but protection scope of the present invention is not only confined to embodiment.
Shown in composition graphs 1 and Fig. 2, a kind of hinge preventer of external lubricating arrangement, comprises housing 1, side door 2, locating ring 3, piston assembly 4, hinge 5, alignment pin 6, hinge axis 7, holding screw 8, hydraulic cylinder 9.
Side door 2 is arranged on one end of housing 1, and side door 2 and housing 1 are bolted fixing, length direction CD as shown in Figure 1 to one end.Hinge 5 be arranged on housing 1 width MD to side, hinge 5 and housing 1 are bolted fixing, and alignment pin 6 inserts in the locating hole of housing 1 through the locating hole on hinge 5.Hinge has 4, is respectively provided with a row up and down, and two hinges 5 of each row are separately positioned on the position near housing both ends on housing 1.
Shown in composition graphs 3 and Fig. 4, a kind of hinge for hinge preventer, hinge 5 is connected to form by a cuboid section and cylindrical section, and cuboid section and cylindrical section shift to install, and the axial line of cuboid section does not intersect with the axial line of cylindrical section.The center of hinge 5 cylindrical section has hinge shaft hole 5-2, lubrication oil through hole 5-3 is provided with in the side of hinge shaft hole 5-2, hinge shaft hole 5-2 and lubrication oil through hole 5-3 penetrates the upper and lower end face of cylindrical section, the axial line of hinge shaft hole 5-2 overlaps with the axial line of cylindrical section, the axial line of lubrication oil through hole 5-3 and the axis parallel of cylindrical section.In the upper and lower end face of cylindrical section, be provided with cannelure 5-1, the end face that cannelure 5-1 is inwardly recessed cylindrical section forms an annular circle, lubrication oil through hole 5-3 is communicated with described cannelure 5-1, the axial line of cannelure 5-1 overlaps with the axial line of cylindrical section, and the width of cannelure 5-1 is slightly larger than the diameter of lubrication oil through hole 5-3.On the side of cylindrical section away from cuboid section, be also provided with a convex section, in convex section, be provided with the oil filler point 5-4 be communicated with lubrication oil through hole 5-3.
Be provided with out hydraulic oil inlet 5-7 in hinge 5, close hydraulic oil inlet 5-6 and with open the first passage 5-8 that hydraulic oil inlet 5-7 is communicated with, the second channel 5-9 be communicated with pass hydraulic oil inlet 5-6.Open hydraulic oil inlet 5-7 and first passage 5-8 vertical connection, close hydraulic oil inlet 5-6 and second channel 5-9 vertical connection.
Continue shown in composition graphs 6 and Fig. 7, hinge axis 7 is enclosed within described hinge shaft hole 5-2, the periphery of hinge axis 7 is provided with multiple O type circle.Hinge axis 7 is also positioned at side door 2, and the length of hinge pin 7 is greater than the length of hinge pin aperture 5-2, therefore hinge pin 7 is outwardly in the two ends of hinge pin aperture 5-2, is then connected with side door, side door 2 and hinge 5 are linked together, and is fixed by holding screw 8.
Continue shown in composition graphs 8, hinge pin 7 inside axially (length direction) is provided with bearing pin unlatching oil duct 75 and bearing pin closedown oil duct 76 two oil ducts, and bearing pin opens oil duct 75 and bearing pin closedown oil duct 76 is not connected.
Have in side door 2 to be all communicated with hydraulic cylinder 9 and open entrance 21 and close entrance 22.Bearing pin is opened oil duct 75 and is communicated with first passage 5-8 by the first oilhole 71 of side, bearing pin is closed oil duct 76 and is communicated with second channel 5-9 by the 3rd oilhole 73 of side, described bearing pin is opened oil duct 75 and is also communicated with the unlatching entrance 21 in side door 2 by the second oilhole 72 of side, and bearing pin is closed oil duct 76 and is also communicated with the closedown entrance 22 in side door 2 by the 4th oilhole 74 of side.First oilhole 71 and the 3rd oilhole 73 are closer to the inside of hinge pin 7.In side door 2, also there is the unlatching oil duct 23 be communicated with unlatching entrance, and the closedown oil duct 24 be communicated with closedown entrance 22, open oil duct 23 to be communicated with the side of hydraulic cylinder 9 near housing 1, the i.e. left side of Fig. 2, closes oil duct 24 and is communicated with the side of hydraulic cylinder 9 away from housing 1, be i.e. the right side of Fig. 2.Hydraulic oil enters hydraulic cylinder 9 from unlatching oil duct 23, promotes piston 4-1 and to turn right movement, namely open preventer; Hydraulic oil enters hydraulic cylinder 9 from closedown oil duct 24, promotes piston 4-1 side of turning left and moves, namely close preventer.
It is inner that locating ring 3 is enclosed within described side door 2, and definitely, locating ring 3 is arranged in the locating hole of side door 2, coaxial with side door 2.Hydraulic cylinder 9 is located at the side of side door 2, and piston assembly 4 is located in described hydraulic cylinder 9.Piston assembly 4 comprises piston 4-1 and piston rod 4-2, and one end of piston rod 4-2 is connected with piston 4-1, and the other end is sheathed on the inside of locating ring 3, piston 4-1, piston rod 4-2 and locating ring 3 three coaxial.Locating ring 3 and side door 2 inside center have the centre bore for piston rod 4-2 movement, and when piston rod 4-2 moves in the axial direction, one end of piston rod hauls piston 4-1 and moves in hydraulic cylinder 9, and the other end moves in locating ring 3 and side door 2 inside center hole.
Shown in composition graphs 5, outside locating ring 3, offer rectangular channel 3-1, between locating ring 3 and side door 2, between locating ring 3 and piston rod 4-2, all have gap.
Housing 1 inside is provided with out hydraulic oil channel 1-2 and closes hydraulic oil channel 1-1, first passage 5-8 on upper row, lower row upper left and right sides hinge is communicated with by opening hydraulic oil channel 1-2, and the second channel 5-9 on upper row, lower row upper left and right sides hinge is communicated with by closing hydraulic oil channel 1-1.Open hydraulic oil channel 1-2 and close hydraulic oil channel 1-1 arranged in a crossed manner and with horizontal plane, there is angle, and open hydraulic oil channel 1-2 and close hydraulic oil channel 1-1 with horizontal plane axial symmetry, avoid the left and right of hinge 5 point, facilitate oil worker to install.Preventer is in installation process, and by the positioning function of alignment pin 6 by opening hydraulic oil inlet 5-7, close hydraulic oil inlet 5-6 and accurately dock with opening hydraulic oil channel 1-2 and closing hydraulic oil channel 1-1 on housing 1 respectively on hinge 5, guarantee hydraulic circuit is unimpeded.On hinge 5, hinge axis 7 is fixed by holding screw 8, avoids hinge axis 7 to move up and down, even destroys "ON", "Off" oil circuit is unimpeded.
Preventer is in the unlatching course of work, hydraulic oil is pumped into from the hydraulic oil inlet 5-7 that opens on the left side hinge 5 one side, i.e. Fig. 1, enter through first passage 5-8 and open hydraulic oil channel 1-2 in housing 1, first passage 5-8 in the hinge 5 of the right is entered by the hydraulic oil channel 1-2 that opens through in housing 1, the bearing pin entered in hinge axis 7 by the first oilhole 71 opens oil duct 75, the unlatching entrance 21 in side door 2 is entered again by the second oilhole 72, finally enter hydraulic cylinder 9 to promote piston assembly 4 and do corresponding sports, realize the "ON" action of preventer; In the closedown course of work, hydraulic oil is pumped into from the pass hydraulic oil inlet 5-6 on the left side hinge 5 one side, i.e. Fig. 1, the pass hydraulic oil channel 1-1 in housing 1 is entered through second channel 5-9, the second channel 5-9 in the hinge 5 of the right is entered by pass hydraulic oil channel 1-1 through in housing 1, the bearing pin entered in hinge axis 7 by the 3rd oilhole 73 closes oil duct 76, the closedown entrance 22 in side door 2 is entered again by the 4th oilhole 74, finally enter hydraulic cylinder 9 to promote piston assembly 4 and do corresponding sports, realize the "Off" action of preventer.
Preventer is when carrying out side door 2 switch motion, lubrication oil is injected from the oil filler point 5-4 on hinge 5, enter in the cannelure 5-1 at the connecting cylinder two ends of hinge 5 by the lubrication oil through hole 5-3 on hinge 5, enter in the hinge shaft hole 5-2 on hinge 5, O type circle on lubricate hinges axle 7, lubricate hinges 5 and the connecting cylinder end face of side door 2, reduce the frictional resistance of side door 2 switch, reduce side door 2 switch moment simultaneously.When preventer carries out closing motion, adopt split stopping means, namely locating ring 3 is installed in side door 2 and stops piston assembly 4 to continue motion, alleviate side door 2 weight, reduce side door 2 difficulty of processing; When preventer carries out opening action, the "ON" passage of hydraulic oil in side door 2 enters hydraulic cylinder, hydraulic oil flows through locating ring 3 and side door 2, the gap between locating ring 3 and piston rod 4-2 and the rectangular channel 3-1 outside locating ring 3 and promotes piston 4-1 and run, ensure that locating ring 3 is motionless, and preventer can be opened fast.
Last it is noted that above embodiment only in order to illustrate the present invention and and unrestricted technical scheme described in the invention, therefore, although this manual with reference to each above-mentioned embodiment to present invention has been detailed description, but, those of ordinary skill in the art is to be understood that, still can modify to the present invention or equivalent replacement, and all do not depart from technical scheme and the improvement thereof of the spirit and scope of the present invention, it all should be encompassed in right of the present invention.
Claims (7)
1. the hinge for hinge preventer, it is characterized in that, described hinge is connected to form by a cuboid section and cylindrical section, be provided with out hydraulic oil inlet (5-7) in hinge cuboid section, close hydraulic oil inlet (5-6) and with open the first passage (5-8) that hydraulic oil inlet (5-7) is communicated with, the second channel (5-9) be communicated with pass hydraulic oil inlet (5-6)
The center of pivoted cylindrical section has hinge shaft hole (5-2), and described first passage (5-8) is communicated with described hinge shaft hole with the end of second channel (5-9).
2. the hinge for hinge preventer according to claim 1, is characterized in that, is provided with lubrication oil through hole (5-3) in the side of hinge shaft hole, and hinge shaft hole and lubrication oil through hole penetrate the upper and lower end face of cylindrical section.
3. the hinge for hinge preventer according to claim 2, it is characterized in that, in the upper and lower end face of cylindrical section, be provided with cannelure (5-1), the end face that described cannelure is inwardly recessed cylindrical section forms an annular circle, lubrication oil through hole is communicated with described cannelure, and the axial line of cannelure overlaps with the axial line of cylindrical section.
4. the hinge for hinge preventer according to claim 3, is characterized in that, the width of described cannelure is greater than the diameter of lubrication oil through hole.
5. the hinge for hinge preventer according to claim 4, is characterized in that, the side of cylindrical section away from cuboid section is also provided with a convex section, is provided with the oil filler point (5-4) be communicated with lubrication oil through hole in described convex section.
6. the hinge for hinge preventer according to claim 1, is characterized in that, the cuboid section of hinge and cylindrical section shift to install.
7. the hinge for hinge preventer according to claim 1, is characterized in that, described in open hydraulic oil inlet and first passage vertical connection, close hydraulic oil inlet and second channel vertical connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510568443.5A CN105201442B (en) | 2015-09-08 | 2015-09-08 | Hinge for hinged blowout preventer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510568443.5A CN105201442B (en) | 2015-09-08 | 2015-09-08 | Hinge for hinged blowout preventer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105201442A true CN105201442A (en) | 2015-12-30 |
| CN105201442B CN105201442B (en) | 2023-11-21 |
Family
ID=54949355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510568443.5A Active CN105201442B (en) | 2015-09-08 | 2015-09-08 | Hinge for hinged blowout preventer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105201442B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105863550A (en) * | 2016-06-30 | 2016-08-17 | 纽威石油设备（苏州）有限公司 | Blowout preventer side doors and blowout preventer with left and right interchangeable side doors |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE740736A (en) * | 1968-10-24 | 1970-04-24 | ||
| CN2551759Y (en) * | 2002-05-23 | 2003-05-21 | 河北华北石油荣盛机械制造有限公司 | Ram blowout preventer for well drilling |
| CN2709605Y (en) * | 2004-02-20 | 2005-07-13 | 施有信 | Hinge automatic chosing door |
| CN2823486Y (en) * | 2005-10-20 | 2006-10-04 | 陆才生 | Adjustable double speed hydraulic hinge |
| CN201428416Y (en) * | 2009-07-17 | 2010-03-24 | 中国石油集团川庆钻探工程有限公司工程技术研究院 | Blowout preventer side door hinge with load-bearing rotation and hydraulic connection |
| CN204960872U (en) * | 2015-09-08 | 2016-01-13 | 江苏金石富源机械有限公司 | A hinge for hinge preventer |
-
2015
- 2015-09-08 CN CN201510568443.5A patent/CN105201442B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE740736A (en) * | 1968-10-24 | 1970-04-24 | ||
| CN2551759Y (en) * | 2002-05-23 | 2003-05-21 | 河北华北石油荣盛机械制造有限公司 | Ram blowout preventer for well drilling |
| CN2709605Y (en) * | 2004-02-20 | 2005-07-13 | 施有信 | Hinge automatic chosing door |
| CN2823486Y (en) * | 2005-10-20 | 2006-10-04 | 陆才生 | Adjustable double speed hydraulic hinge |
| CN201428416Y (en) * | 2009-07-17 | 2010-03-24 | 中国石油集团川庆钻探工程有限公司工程技术研究院 | Blowout preventer side door hinge with load-bearing rotation and hydraulic connection |
| CN204960872U (en) * | 2015-09-08 | 2016-01-13 | 江苏金石富源机械有限公司 | A hinge for hinge preventer |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105863550A (en) * | 2016-06-30 | 2016-08-17 | 纽威石油设备（苏州）有限公司 | Blowout preventer side doors and blowout preventer with left and right interchangeable side doors |
| CN105863550B (en) * | 2016-06-30 | 2018-07-31 | 纽威石油设备（苏州）有限公司 | Side door of blowout preventer and the interchangeable preventer of left and right side door |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105201442B (en) | 2023-11-21 |
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