CN106639953A - Anti-theft device for instrument at petroleum well head and petroleum exploitation pipeline - Google Patents
Anti-theft device for instrument at petroleum well head and petroleum exploitation pipeline Download PDFInfo
- Publication number
- CN106639953A CN106639953A CN201710027697.5A CN201710027697A CN106639953A CN 106639953 A CN106639953 A CN 106639953A CN 201710027697 A CN201710027697 A CN 201710027697A CN 106639953 A CN106639953 A CN 106639953A
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- China
- Prior art keywords
- well head
- oil well
- theft device
- instrument
- roof
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- 239000003208 petroleum Substances 0.000 title abstract description 8
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 239000002184 metal Substances 0.000 claims abstract description 5
- 239000003129 oil well Substances 0.000 claims description 47
- 238000000034 method Methods 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 230000002441 reversible effect Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000002265 prevention Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 19
- 230000000694 effects Effects 0.000 description 8
- 238000012545 processing Methods 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 210000004247 hand Anatomy 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 210000000515 tooth Anatomy 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/02—Surface sealing or packing
- E21B33/03—Well heads; Setting-up thereof
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B3/00—Fastening knobs or handles to lock or latch parts
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/006—Locks or fastenings for special use for covers or panels
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Geophysics (AREA)
- Clamps And Clips (AREA)
Abstract
The invention provides an anti-theft device for an instrument at a petroleum well head and a petroleum exploitation pipeline and belongs to the field of safety and theft prevention. The device comprises a lock cylinder mechanism, a spring bolt mechanism, a handle and a locking shell. The locking shell comprises a top wall, a bottom wall and a fence. The bottom wall is fixed on a metal tube of the instrument at the petroleum well head, the fence is provided with an opening, a cover plate is arranged at the opening, and the cove plate is rotatably connected to the top wall. The spring bolt mechanism comprises a telescopic rod, a first-level locking rod and a second-level locking rod; the first-level locking rod is connected to the telescopic rod, and the second-level locking rod is connected to the telescopic rod. A first-level locking part and a second-level locking part are arranged on the cover plate. The lock cylinder mechanism has a driving assembly which is in driving connection to the second-level locking rod. The handle comprises a diameter-variable locking end. The anti-theft device for the instrument at the petroleum well head is directly mounted out of the instrument to wrap the instrument, so that not only is use of the instrument not affected, but also the instrument is prevented from being likely to be damaged or stolen; the instrument is safer to use, and the maintenance and replace costs are lowered.
Description
Technical field
The present invention relates to safe antitheft field, in particular to a kind of oil well head instrument anti-theft device and oil
Exploitation pipeline.
Background technology
During oil exploitation, need to connect a plurality of pipeline, for the ease of the amount of flow for understanding crude oil in time, in pipeline
On be provided with instrument, instrument is normally on the pipeline of oil well head.
Inventor has found that traditional oil well head instrument is at least had the disadvantage that in use under study for action：
Traditional oil well head instrument be arranged on pipeline after, be directly exposed in external environment, instrument be easily damaged or
It is tampered, greatly reduces the service life of instrument, is that oil exploitation increased cost and difficulty.
The content of the invention
It is an object of the invention to provide a kind of oil well head instrument anti-theft device, is being used with improving traditional well head oil meter
During be directly exposed to external environment in the problem that is easily damaged or steals.
It is the present invention also aims to provide a kind of oil exploitation pipeline, traditional on petroleum pipeline to improve
The problem that well head oil meter is easily damaged or is stolen in being directly exposed to external environment in use.
What embodiments of the invention were realized in：
Based on above-mentioned first purpose, the invention provides a kind of oil well head instrument anti-theft device, for being wrapped in oil
Outside well head gauge, the oil well head instrument anti-theft device includes lock core mechanism, spring bolt mechanism, handle and is used to accommodate oil
The locking housing of well head gauge, wherein：
The locking housing includes the roof being oppositely arranged and diapire and including the enclosing between roof and diapire,
The diapire is fixed on the metal tube of the oil well head instrument, and the oil well head instrument can limit the diapire edge
The axis direction of the metal tube is skidded off from the oil well head instrument, and the enclosing is provided with opening, sets at the opening
Cover plate is equipped with, the cover plate is rotationally connected with the roof, and the plane that pivot center is located parallel to roof；The dead bolt machine
Structure includes expansion link, one-level check lock lever and the tight bar of secondary latch, and one end of the expansion link is fixedly connected with the roof, and which is another
One end extends towards the diapire along the direction away from the roof, and the one-level check lock lever can be relative with the expansion link
In the bar portion connection of roof motion, the one-level check lock lever is obliquely installed with the expansion link, the tight bar of the secondary latch with
The expansion link connection, the one-level check lock lever are located between the tight bar of the secondary latch and the roof；Arrange on the cover plate
There is one-level Access Division, the one-level check lock lever during the expansion link stretching motion, can be made to be clamped on the one-level card-tight part
And the cover plate between；It is provided with two grades of Access Divisions on the cover plate, the tight bar of the secondary latch is stretching structure, the secondary latch
Tight bar along its axis direction it is flexible when can be clamped in the hole clipping of two grades of Access Divisions；The lock core mechanism is with by circumference
Conversion of motion be linear motion drive component, the tight bar of secondary latch described in the drive component drive connection；The handle includes
The variable clamping end of diameter, the clamping end can be clamped on the drive component during its diameter change, driven
The drive component is rotated.
In preferred embodiments of the present invention, the one-level Access Division is provided with two, two one-level Access Divisions edge
The axis direction interval setting of the one-level check lock lever, each described Access Division include linkage section and fastening portion, the connection
Section be fixedly connected with the cover plate, the fastening portion is fixedly connected with the linkage section, the fastening portion away from the connection
The end of section extends towards the direction of the roof, and the one-level check lock lever is located between the fastening portion and the cover plate.
In preferred embodiments of the present invention, the tight bar of the secondary latch includes sleeve and a pair of clamping core bodys, the set
Cylinder is arranged on the expansion link, and the sleeve is obliquely installed with the expansion link, the two ends point of the length direction of the sleeve
The direction for not being directed away from the expansion link extends, and makes the sleeve be separated to form two cylinders being connected by the expansion link
Chamber, two clamping core bodys are slidably mounted in two barrel chambers respectively, and two grades of Access Divisions are provided with two, two
The clamping core body can be inserted in the corresponding hole clipping.
In preferred embodiments of the present invention, the lock core mechanism also includes mounting cylinder, the mounting cylinder and the sleeve
Connection, the mounting cylinder are located between two clamping core bodys, and the end of the mounting cylinder is connected with the sleeve；Institute
Stating drive component includes active angular wheel and two driven angular wheels, and the active angular wheel is arranged on mounting cylinder
Interior, the diameter parallel of the active angular wheel is in the mounting cylinder, the active angular wheel and two driven tapers
Gear is meshed, and two driven angular wheels are located in two barrel chambers respectively, and with the corresponding clamping core body
Using threaded connection, the spacing connection of axis direction of each described driven angular wheel and the sleeve along the sleeve is described
The spacing connection of axis direction of active angular wheel and the mounting cylinder along the mounting cylinder, the active taper pinion rotation band
Dynamic two driven angular wheels are rotated, and then order about two clamping core bodys in the same direction or reverse slide；The active
One end away from the driven angular wheel of angular wheel is set to rotation section, the outer peripheral face of the rotation section and the installation
Toroidal cavity is formed between the inwall of cylinder, the outer peripheral face of the rotation section has draw-in groove, and the clamping end can be set in described
Outside rotation section and it is clamped in the draw-in groove；The rotary part in the locking housing is provided with the diapire and supplies institute
State the handle hole that clamping end is stretched into.
In preferred embodiments of the present invention, the handle also includes operation tube and release lever, and the clamping end includes
Multiple cursors and multiple elastic components, multiple cursors are uniformly arranged around the axis of the operation tube, and multiple
One end of the cursor is inserted in the operation tube, and each described cursor rotates the connection operation tube, and pivot center
Perpendicular to the axis of operation tube, the end for stretching out the operation tube of each cursor has projection, the projection
Protrusion direction is inside along the radial direction of the operation tube, and the end away from the projection of the cursor is by the elasticity
Part is connected with the operation tube, and the elastic component makes multiple projections close to each other with the radial direction along the operation tube
Movement tendency, projection described at least one can be connected in the draw-in groove；The release lever is slidably connected at the operation
In cylinder, multiple raised radial directions along the operation tube in the release lever sliding process, can be made to be located remotely from each other.
In preferred embodiments of the present invention, one end away from the projection of each cursor is provided with inclined-plane,
The inclined-plane is obliquely installed with the axis of the rotation section, is pushed against on the inclined-plane, band in the release lever sliding process
The dynamic cursor is rotated.
In preferred embodiments of the present invention, the draw-in groove is provided with multiple, and each described draw-in groove is designed as bar-shaped trough, often
Circumferencial direction of the length direction of the individual draw-in groove along the rotation section, each described projection can be connected to the corresponding card
In groove.
In preferred embodiments of the present invention, the raised end face away from the cursor is set to sphere.
In preferred embodiments of the present invention, the active angular wheel also includes guide portion, and the guide portion is fixed and connected
The rotation section is connect, the diameter of the guide portion is tapered to the guide portion from the rotation section along its axis direction.
Based on above-mentioned second purpose, the invention provides a kind of oil exploitation pipeline, including described oil well head instrument
Anti-theft device.
The beneficial effect of the embodiment of the present invention is：
In sum, a kind of oil well head instrument anti-theft device is embodiments provided, which is simple and reasonable, just
In manufacture processing, install with it is easy to use, meanwhile, the oil well head instrument anti-theft device is directly installed on outside instrument, by instrument
Wrap, both do not interfered with the use of instrument, meanwhile, it is capable to protective meter is difficult to be damaged or steals, the use of instrument is more
Plus safety, save maintenance and the cost changed.It is specific as follows：
The oil well head instrument anti-theft device that the present embodiment is provided, includes locking housing, and locking housing has a use
In the cavity for accommodating well head gauge, locking housing is arranged on well head gauge, well head gauge is wrapped, due to well head gauge
Diameter of the dial plate more than connected pipeline, therefore, locking housing will not be directly taken out from well head gauge, on locking housing
Cover plate is provided with, cover plate is the structure that activity is arranged, and can open or close, needs maintenance or check the work of well head gauge
When making state, cover plate is opened, is overhauled or is checked after finishing, cover plate is closed, using spring bolt mechanism, handle and core locking machine
Cover plate is locked by structure.After cover plate is closed, operation handle drives lock core mechanism motion, and then one-level check lock lever is connected to one
Between level card-tight part and cover plate, then, continue operation handle, the tight bar of secondary latch is clamped on two grades of Access Divisions, spring bolt mechanism
It has been mounted on roof, has been fixedly connected with roof, one-level card-tight part and the tight bar portion of secondary latch has all been fixed on cover plate, so
Afterwards, locking is realized simultaneously with one-level card-tight part and the tight bar portion of secondary latch by spring bolt mechanism, the locking of cover plate is solid and reliable, and it is logical
Cross special handle to be operated, after cover plate locking, handle is removed from lock core mechanism, no handle can not operate lock core
Mechanism, enters to be unable to open cover plate, serves the effect of protection well head gauge.
The oil exploitation pipeline that the present embodiment is provided includes above-mentioned oil exploitation pipeline, antitheft with oil well head instrument
All advantages of device.
Description of the drawings
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below by to be used attached needed for embodiment
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, thus be not construed as it is right
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can be with according to this
A little accompanying drawings obtain other related accompanying drawings.
Sectional views (not shown handle arrangement) of the Fig. 1 for the oil well head instrument anti-theft device of the embodiment of the present invention；
Fig. 2 is the partial enlarged drawing in this Fig. 1；
Lateral view (not shown threeth plate and handss of the Fig. 3 for the oil well head instrument anti-theft device of the embodiment of the present invention
Handle)；
Structure charts of the Fig. 4 for the cover plate of the oil well head instrument anti-theft device of the embodiment of the present invention；
Structure charts of the Fig. 5 for the enclosing of the oil well head instrument anti-theft device of the embodiment of the present invention；
Structure charts of the Fig. 6 for the handle of the oil well head instrument anti-theft device of the embodiment of the present invention；
Structure charts of the Fig. 7 for the cursor of the oil well head instrument anti-theft device of the embodiment of the present invention
Structure charts of the Fig. 8 for the release lever of the oil well head instrument anti-theft device of the embodiment of the present invention；
Application schematic diagrams of the Fig. 9 for the oil well head instrument anti-theft device of the embodiment of the present invention.
Icon：10- well head gauges；20- pipelines；30- lock core mechanisms；310- drive components；311- active conical tooths
Wheel；3111- rotation sections；3112- guide portions；3113- draw-in grooves；The driven angular wheels of 312-；320- mounting cylinders；40- locks
Tongue mechanism；410- expansion links；The first bar portions of 411-；The second bar portions of 412-；420- one-level check lock levers；430- secondary latch is tight
Bar；431- clamping core bodys；432- sleeves；433- barrel chambers；50- handles；510- operation tube；520- release levers；521- is released
Put ring；522- shanks；523- connecting rods；530- cursors；531- is raised；532- inclined-planes；540- elastic components；60-
Locking housing；610- roofs；620- diapires；621- handle holes；630- enclosings；631- is open；The first plates of 632-；
The second plates of 633-；The 3rd plates of 634-；640- cover plates；641- one-levels Access Division；6411- linkage sections；6412- fastening portions；
Bis- grades of Access Divisions of 642-；6421- hole clippings；70- bearings；80- springs.
Specific embodiment
Traditional oil well head instrument be arranged on pipeline after, be directly exposed in external environment, instrument be easily damaged or
It is tampered, greatly reduces the service life of instrument, is that oil exploitation increased cost and difficulty
In consideration of it, designer of the present invention devises a kind of oil well head instrument anti-theft device and oil exploitation pipeline, lead to
Cross and anti-theft device is installed on well head gauge 10, anti-theft device is realized opening and closing by special equipment, well head gauge 10
It is not directly exposed in external environment, is hardly damaged, and anti-theft device can not be opened easily, protected effect is good.
To make purpose, technical scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
The a part of embodiment of the present invention, rather than the embodiment of whole.Present invention enforcement generally described and illustrated in accompanying drawing herein
The component of example can be arranged and be designed with a variety of configurations.
Therefore, the detailed description of embodiments of the invention below to providing in the accompanying drawings is not intended to limit claimed
The scope of the present invention, but be merely representative of the present invention selected embodiment.Based on the embodiment in the present invention, this area is common
The every other embodiment obtained under the premise of creative work is not made by technical staff, belongs to the model of present invention protection
Enclose.
It should be noted that：Similar label and letter represent similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then in subsequent accompanying drawing which further need not be defined and is explained.
In describing the invention, it should be noted that term " on ", " interior ", the orientation of the instruction such as " outward " or position close
System be based on orientation shown in the drawings or position relationship, or the invention product using when the orientation usually put or position close
System, is for only for ease of the description present invention and simplifies description, rather than indicates or imply that the device or element of indication must have
Specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.Additionally, term " the
One ", " second " etc. is only used for distinguishing description, and it is not intended that indicating or implying relative importance.
In describing the invention, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ",
" installation ", " being connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or one
The connection of body ground；Can be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to indirect by intermediary
It is connected, can is the connection of two element internals.For the ordinary skill in the art, can be with concrete condition understanding
State term concrete meaning in the present invention.
It should be noted that in the case where not conflicting, the embodiment and the feature in embodiment in the present invention can phase
Mutually combine.
Oil well head instrument anti-theft device embodiment
Fig. 9 is referred to, a kind of oil well head instrument anti-theft device is present embodiments provided, by the well on petroleum pipeline
Anti-theft device is installed in mouth instrument 10, well head gauge 10 is arranged in anti-theft device, instrument is not directly exposed to extraneous ring
In border, it is difficult to be damaged or is tampered, it is safe and reliable.
Fig. 1-Fig. 3 and Fig. 9 is referred to, oil well head instrument anti-theft device is made mainly for the protection of well head gauge 10
With, during oil exploitation, oil exploitation pipeline being erected with, instrument is installed on the pipeline of well head, these instrument are general
All it is to be directly exposed in air, instrument is not got up using special unit protection, in use, instrument is easily damaged
It is bad, or be tampered, greatly reduce the safety in utilization and service life of instrument.Therefore, in the present embodiment, in well head gauge
Anti-theft device is installed on 10, anti-theft device includes lock core mechanism 30, spring bolt mechanism 40, handle 50 and locking housing 60.Will
Well head gauge 10 is locked in locking housing 60, and well head gauge 10 has dial plate, and dial plate is connected with pipeline 20, and dial plate is generally justified
Disk, dial plate with diameter greater than coupled 20 external diameter of pipeline, therefore, after locking housing 60 is set in well head gauge 10, no
Can directly skid off from well head gauge 10 along the axis direction of pipeline 20, reliability is tightly combined with well head gauge 10.Lock core
Mechanism 30 and spring bolt mechanism 40 are all connected with locking housing 60.
Fig. 1 is referred to, locking housing 60 includes roof 610, diapire 620 and enclosing 630, and enclosing 630 is located at 610 He of roof
Between diapire 620, roof 610, diapire 620 and enclosing 630 are constituted for installing the cavity of well head gauge 10, meanwhile, in peace
During dress, diapire 620 is connected with well head gauge 10, i.e., offer hole on diapire 620, and the pipeline 20 being connected with well head gauge 10 is worn
The hole is crossed, and is located in cavity with the connectivity port of well head gauge 10, then instrument is arranged on pipeline 20, well head gauge 10
Itself has implemented the effect of fixing lock closed shell body 60, after locking housing 60 is arranged on well head gauge 10, locking housing 60 will not be from
Skid off at well head gauge 10.Roof 610, diapire 620 and enclosing 630 connect, and constitute an entirety, for the ease of installing and processing
Manufacture, roof 610, diapire 620 are preferably arranged to rectangular plate-like, the 620 opposing parallel setting of roof 610 and diapire, 630 points of enclosing
It is not connected with the surrounding of the surrounding and diapire 620 of roof 610, on enclosing 630, is provided with opening 631, lid is equipped with lid at opening 631
Plate 640, cover plate 640 are connected to rotate with roof 610, can be connected by way of being hinged, and cover plate 640 is turned with roof 610
The plane that shaft line is located parallel to roof 610, further, in the side of roof 610, the side is cover plate to the diameter parallel
640 with the side of the link position of roof 610, roof 610 is rectangular slab, cover plate 640 can be set to rectangular slab, is easy to peace
Dress and processing.Fig. 5 is referred to, further, enclosing 630 includes three the first plate 632 of head and the tail connection, the second plates 633 successively
With the 3rd plate 634, the first plate 632 and the 3rd plate 634 are oppositely arranged in parallel, positioned at the same side of the second plate 633, the first plate 632
And the 3rd plate 634 two sides away from the second plate 633 between define the opening 631, cover plate 640 is located at the first plate 632
With the side away from the second plate 633 of the 3rd plate 634, the opening 631 is covered.Roof 610 and the first plate 632, the second plate 633 and
3rd plate 634 connects, and diapire 620 is connected with the first plate 632, the second plate 633 and the 3rd plate 634, roof 610, diapire 620,
One plate 632, the second plate 633, the 3rd plate 634 and cover plate 640 define cube shape structure, can be squares or rectangular
Body.Cover plate 640 is hinged on roof 610, when needing to observe well head gauge 10, opens cover plate 640.Locking housing 60 is installed
Afterwards, roof 610 is located at the top of the dial plate of well head gauge 10, for the ease of preferably observation well head gauge 10, is preferably arranged to,
The side away from cover plate 640 of roof 610 is hinged with enclosing 630, specifically, the side away from enclosing 630 of roof 610 and the
The side between the first plate 632 and the 3rd plate 634 of two plates 633 is hinged, and after opening cover plate 640, further can rotate
Roof 610, is easy to observe and operates well head gauge 10.
Obviously, in order to improve the intensity and ruggedness of locking housing, it is preferred to use rustless steel is made, and is all processed as steel
Plate, the thickness and intensity of steel plate are arranged on demand, can play a part of protection, and here is not specifically limited.Meanwhile,
For the ease of observation, roof 610 can be set to platy structure made by clear glass, clear glass preferably selects excellent tempering glass
Glass, intensity are high, safe and reliable.
Cover plate 640 is hinged on roof 610, and the rotation of cover plate 640 realizes that the action for opening or closing opening 631 passes through
Spring bolt mechanism 40, lock core mechanism 30 and handle 50 are controlling.
Fig. 1-Fig. 3 is referred to, spring bolt mechanism 40 includes expansion link 410, one-level check lock lever 420 and the tight bar of secondary latch
430, one end of expansion link 410 is fixedly connected with roof 610, and its other end prolongs towards diapire 620 along the direction away from roof 610
Stretch, one-level check lock lever 420 and expansion link 410 can be connecteds relative to the bar portion of the motion of roof 610, one-level check lock lever 420 and
Expansion link 410 is obliquely installed, and the tight bar 430 of secondary latch is connected with expansion link 410, and one-level check lock lever 420 is located at the tight bar of secondary latch 430
Between roof 610；One-level Access Division 641 is provided with cover plate 640, during 410 stretching motion of expansion link, one-level can be made
Check lock lever 420 is clamped between one-level card-tight part and cover plate 640；Two grades of Access Divisions 642 are provided with cover plate 640, secondary latch is tight
Bar 430 is stretching structure, and the tight bar 430 of secondary latch can be clamped on the hole clipping of two grades of Access Divisions 642 along its axis direction when flexible
In 6421.
Further, expansion link 410 includes the first bar portion 411 and the second bar portion 412, and the first bar portion 411 is inserted into second
In bar portion 412, one end of the first bar portion 411 is connected with roof 610, and one end away from the first bar portion 411 of the second bar portion 412 connects
It is connected to one-level check lock lever 420, the 412 relative entirety length slided and then change expansion link 410 of the first bar portion 411 and the second bar portion
Degree, is preferably arranged to, and the second bar portion 412 can be skidded off from the first bar portion 411, after opening cover plate 640, by the second bar portion 412
Take out from the first bar portion 411, observation and operation to well head gauge 10 will not be sheltered from, it is easy to use and reliable.In the first bar
In 412 relative sliding process of portion 411 and the second bar portion, the one-level check lock lever 420 being connected in the second bar portion 412 can be clamped on
Between one-level Access Division 641 and cover plate 640, therefore, when the slide construction of the first bar portion 411 and the second bar portion 412 is designed, need
Ensureing, the second bar portion 412 can be clamped on one-level Access Division 641 previous stage check lock lever 420 being skidded off from the first bar portion 411
And cover plate 640 between, locking is realized.In order to ensure the intensity of expansion link 410, made using steel, and in 411 He of the first bar portion
When roof 610 connects, adopt and be welded and fixed；Can certainly be using being spirally connected or the mode such as clamping, processing is flexible.
Further, the first bar portion 411 and the second bar portion 412 are provided in round bar, and the first bar portion 411 is preferably arranged to reality
Core bar.
In concrete operations, second bar portion 412 is moved towards roof 610 first with handle 50, i.e., expansion link 410 is stretched
Contracting so that cover plate 640 rotates towards at opening 631 and cover be mounted in be open 631 at when, one-level check lock lever 420 will not be by one-level card
Socket part 641 stops that, it is then possible to the second bar portion 412 is slided in the first bar portion 411 under gravity, expansion link 410 is stretched
Long, the one-level check lock lever 420 in the second bar portion 412 is clamped on one-level Access Division 641, completes the locking of the first order.By
In using being locked by gravity automatically, after one-level check lock lever 420 falls in one-level Access Division 641, one-level clamping bar and one-level clamping
Portion 641 collides, and can send sound, and then ensure that one-level check lock lever 420 is locked with one-level Access Division 641.
Fig. 4 is referred to, further, one-level Access Division 641 is preferably provided with two, two one-level Access Divisions 641 are along one
The axis direction interval setting of level check lock lever 420, each Access Division includes linkage section 6411 and fastening portion 6412, linkage section
6411 are fixedly connected with cover plate 640, and fastening portion 6412 is fixedly connected with linkage section 6411, fastening portion 6412 away from linkage section
6411 end extends towards the direction of roof 610, and one-level check lock lever 420 is located between fastening portion 6412 and cover plate 640.Specifically
During processing, the end away from linkage section 6411 of fastening portion 6412 is set to into oblique face, it is oblique to be located facing to cover plate 640
Side, when one-level check lock lever 420 falls and is connected to one-level Access Division 641, first contacts fastening portion 6412, and first contacts inclined-plane
532, with guide effect, it is easy to clamping.Meanwhile, it is provided with two one-level Access Divisions 641, two ends of one-level check lock lever 420
Portion is clamped between an one-level Access Division 641 and cover plate 640 respectively, and clamping effect is more preferable.During reality processing, one-level check lock lever
420 are arranged perpendicular to the second bar portion 412, two one-level Access Divisions 641 along one-level check lock lever 420 length direction interval setting away from
From.
Refer to Fig. 1, the tight bar of secondary latch 430 is set to stretching structure, and the tight bar 430 of secondary latch is matched somebody with somebody with two grades of Access Divisions 642
The effect of locking cover plate 640 is closed, specifically, the tight bar of secondary latch 430 includes sleeve 432 and a pair of clamping core bodys 431, covers
Cylinder 432 is arranged on expansion link 410, and sleeve 432 is obliquely installed with expansion link 410, is preferably arranged to, and sleeve 432 is installed in the
Two bar portions 412, and be vertically set in the second bar portion 412, the two ends of the length direction of sleeve 432 are respectively facing away from expansion link
410 direction extends, and makes sleeve 432 be separated to form two barrel chambers 433 being connected, two clamping core bodys 431 by expansion link 410
It is slidably mounted in two barrel chambers 433 respectively, two grades of Access Divisions 642 are provided with two, and two clamping core bodys 431 can be inserted into
In corresponding hole clipping 6421.During practical operation so that two clamping core bodys 431 are sliding in sleeve 432 along 432 axis of sleeve
It is dynamic, then so that clamping core body 431 is clamped in corresponding hole clipping 6421 respectively, coordinate one-level check lock lever 420 to realize more pacifying
Complete reliable locking.During reality processing, clamping core body 431 is set to it is square, clamping core body 431 for being plugged on hole clipping
End in 6421 is set to sphere, is easy to grafting, it is clear that in order to improve the cooperation of sleeve 432 and clamping core body 431, will set
The barrel chamber 433 of cylinder 432 is set to the rectangular cavity coordinated with clamping core body 431, and clamping core body 431 is placed in sleeve 432, will not
Relatively rotate, realize circumferential positioning.Further, gathering sill can be set in barrel chamber 433, in clamping core body
Directive wheel is set between 431 and gathering sill, is easy to the slip of clamping core body 431, and then is ensured that clamping core body 431 can be quick
It is inserted into hole clipping 6421 or extracts from hole clipping 6421.
Obviously, after in order to ensure that cover plate 640 is locked, it is impossible to enough to open easily, it is ensured that the safety of anti-theft device, by two
When level check lock lever 430 is locked at two grades of Access Divisions 642, need by the cooperation of handle 50 and lock core mechanism 30 to realize locking,
The locking fastness of one-level check lock lever 420 and one-level Access Division 641 is also ensure that simultaneously.
Fig. 1 and Fig. 2 is referred to, lock core mechanism 30 includes mounting cylinder 320 and circular motion is converted into linear motion
Drive component 310, the tight bar of 310 drive connection secondary latch of the drive component 430；Handle 50 includes the variable clamping end of diameter,
The clamping end can be clamped on drive component 310 during its diameter change, driven drive component 310 to rotate, entered
And the stretching motion of the tight bar of secondary latch 430 is realized, realize locking with the cooperation of two grades of Access Divisions 642.
Fig. 2 is referred to, mounting cylinder 320 is connected with sleeve 432, mounting cylinder 320 is located between two clamping core bodys 431, and
The end of mounting cylinder 320 is connected with sleeve 432；Drive component 310 includes active angular wheel 311 and two driven tapers
Gear 312, active angular wheel 311 are arranged in mounting cylinder 320, and the diameter parallel of active angular wheel 311 is in mounting cylinder
320, active angular wheel 311 is meshed with two driven angular wheels 312, and two driven angular wheels 312 are located at two respectively
In individual barrel chamber 433, and with corresponding clamping core body 431 using being threadedly coupled, specifically, driven angular wheel 312 is located at two
Between clamping core body 431, it is spirally connected with a clamping core body 431 respectively, each driven angular wheel 312 is with sleeve 432 along sleeve
The 432 spacing connection of axis direction, it is preferred to use bearing 70 connects, i.e. active angular wheel 311 drive two in rotation process
Individual driven angular wheel 312 is rotated, and two driven angular wheels 312 will not slide along the axis direction of sleeve 432, due to from
Dynamic angular wheel 312 is spirally connected with clamping core body 431, the 432 circumferential spacing connection of clamping core body 431 and sleeve, and then realizes card
The sliding motion relative to sleeve 432 of tight core body 431；The axle of active angular wheel 311 and mounting cylinder 320 along mounting cylinder 320
The spacing connection in line direction, it is ensured that active angular wheel 311 is meshed with driven angular wheel 312 all the time, stable and reliable operation is excellent
Choosing is connected using bearing 70, and active angular wheel 311 is rotated and drives two driven angular wheels 312 to rotate, and then orders about two
Clamping core body 431 in the same direction or reverse slide, that is, is realized the motion close to each other of two clamping core bodys 431 or realizes two clampings
Core body 431 is located remotely from each other motion；One end away from driven angular wheel 312 of active angular wheel 311 is set to rotation section
3111, toroidal cavity, the periphery mask of rotation section 3111 are formed between the inwall of the outer peripheral face and mounting cylinder 320 of rotation section 3111
There is draw-in groove 3113, clamping end can be set in outside rotation section 3111 and be clamped in draw-in groove 3113；Rotation section 3111 is located at locking
In housing 60, the handle hole 621 stretched into for clamping end on diapire 620, is provided with.During practical operation, using handle 50, handle 50
Clamping end during diameter change, can be clamped in draw-in groove 3113, then operation handle 50 is rotated, drive active taper
Gear 311 is rotated, and is realized two locking core bodys close to each other or being synchronized with the movement of being located remotely from each other, is realized the tight bar of secondary latch
430 and the locking or release of two grades of Access Divisions 642.Handle 50 is used after finishing, the clamping end of operation handle 50 so as to diameter
Change, clamping end is extracted from draw-in groove 3113, and then handle 50 is taken out from rotation section 3111, due to rotation section 3111
In locking housing 60, it is impossible to which enough directly to go to operate rotation section 3111 using handss in outside, rotation section 3111 can only pass through handss
Realizing rotating, safe operation reliability, anti-theft feature are strong for handle 50, professional need repairing or check import instrument when, profit
The tight bar of secondary latch 430 can be opened with handle 50.
Fig. 6-Fig. 8 is referred to, further, handle 50 also includes operation tube 510 and release lever 520, and clamping end includes
Multiple cursors 530 and multiple elastic components 540, multiple cursors 530 are uniformly arranged around the axis of operation tube 510, and
In one end insertion operation cylinder 510 of multiple cursors 530, each cursor 530 rotates attended operation cylinder 510, and pivot center
Perpendicular to the axis of operation tube 510, the end for stretching out operation tube 510 of each cursor 530 has raised 531, raised 531
Protrusion direction along operation tube 510 radial direction inwardly, cursor 530 passes through elastic component 540 away from raised 531 end
It is connected with operation tube 510, elastic component 540 makes multiple raised 531 to move with the radial direction along operation tube 510 is close to each other
Trend, at least one projection 531 can be connected in draw-in groove 3113；Each cursor 530 away from described raised 531 one end
Inclined-plane 532 is provided with, inclined-plane 532 is obliquely installed with the axis of rotation section 3111, is pushed against in 520 sliding process of release lever tiltedly
On face 532, the cursor 530 is driven to rotate.Release lever 520 is slidably connected in operation tube 510, and release lever 520 slided
Multiple raised 531 can be made in journey to be located remotely from each other along the radial direction of operation tube 510.Release lever 520 is preferably arranged to include releasing
Ring 521 and link are put, link includes two shanks 522 and a connecting rod 523, one end of two shanks 522
It is connected with release ring 521, two shanks 522 are slidably connected with the end face of mounting cylinder 320, and glide direction is along mounting cylinder
320 axis direction, connecting rod 523 are connected to the end away from release ring 521 of two shanks 522, positioned at mounting cylinder 320
Outward, operate connecting rod 523 to realize release slip of the ring 521 in mounting cylinder 320, and discharge ring 521 and transporting towards cursor 530
Can be pushed against when dynamic on the inclined-plane 532 of cursor 530, continue motion, can make many cursors 530 with raised 531
End is located remotely from each other, that is, play a part of to strut multiple ends with projection 531 so that multiple raised 531 from corresponding card
Extract in groove 3113, realize that handle 50 is taken out from handle hole 621.
Fig. 2 is referred to, further, draw-in groove 3113 is provided with multiple, and each draw-in groove 3113 is designed as bar-shaped trough, each card
Circumferencial direction of the length direction of groove 3113 along rotation section 3111, each projection 531 can be connected in corresponding draw-in groove 3113,
Raised 531 is even closer with the clamping engagement of draw-in groove 3113 firm, convenient during rotation, is hardly damaged raised 531.Meanwhile,
Each draw-in groove 3113 is bar-shaped trough, and when handle 50 is installed, the clamping end of handle 50 has multiple raised 531, multiple clamping ends
The side face of rotation section 3111 is touched first, the side face diameter of rotation section 3111 is big, and multiple raised 531 are strutted, and then, continues behaviour
Make handle 50 to move (move towards the direction of roof 610) towards draw-in groove 3113, after raised 531 touch draw-in groove 3113,
Raised 531, in the presence of elastic component 540, are inserted in corresponding draw-in groove 3113, due to raised 531 and the quantity of draw-in groove 3113
It is more, therefore, in order to ensure that each projection 531 is combined with corresponding draw-in groove 3113, handle 50 is first rotated, due to draw-in groove 3113
For bar-shaped trough, the projection 531 in draw-in groove 3113 can be moved in draw-in groove 3113, and is introduced into the projection of draw-in groove 3113
531 can enter in draw-in groove 3113 in rotation process, and raised 531 when entering draw-in groove 3113, raised 531 with draw-in groove 3113
There is mutually collision, and then send sound, the mated condition of operator raised 531 and draw-in groove 3113 can be reminded, protected
Demonstrate,prove multiple raised 531 perfect to engage with each draw-in groove 3113, rotate more laborsaving during handle 50, and be hardly damaged projection
531.It is connected in draw-in groove 3113 for the ease of raised 531, raised 531 end face away from cursor 530 is set to sphere, ball
The end face in face has guide effect.After raised 531 are coordinated with draw-in groove 3113, handle 50 is rotated, two clamping core bodys 431 are mutually leaned on
Closely, the end of each clamping core body 431 is extracted out from hole clipping 6421, moves then up so that one-level check lock lever 420 is from two
Skid off at one-level Access Division 641, cover plate 640 can be opened.Fig. 3 is referred to, now, for the ease of the opening of cover plate 640,
Spring 80 is provided with first bar portion 411, one end of spring 80 is fixed on the first bar portion 411, and the other end is separated with cover plate 640,
After covering, compression spring 80, spring 80 make cover plate 640 have the rotation trend opened to cover plate 640, therefore, when utilizing handle
After one-level check lock lever 420 and the tight bar 430 of secondary latch are discharged from corresponding one-level Access Division 641 and two grades of Access Divisions 642 by 50,
Spring 80 works, and opens cover plate 640 automatically, convenient and reliable operation.
Fig. 2 is referred to, further, in the clamping end of handle 50 with 3111 cohesive process of rotation section, clamping end needs
Move on rotation section 3111, in order to ensure that handle 50 is more easily inserted on rotation section 3111, active angular wheel 311 is also
Including guide portion 3112, guide portion 3112 is fixedly connected rotation section 3111, and the diameter of guide portion 3112 is along its axis direction by turning
Dynamic portion 3111 is tapered to guide portion 3112.3112 tapered shape of guide portion, and it is less between one end set near handle hole 621
Put, handle 50 enters fashionable from handle hole 621, rotation section can be preferably touched under the guiding function of guide portion 3112
3111, it is ensured that the tight fit of projection 531 and draw-in groove 3113.
It should be noted that draw-in groove 3113 is bar-shaped trough, the parameter such as the depth of draw-in groove 3113, raised 531 height is on demand
Arrange, specifically do not limited, the shape of 3111 cross section of rotation section is also to arrange on demand.And handle hole 621 is sized to
Meet clamping end to stretch into, and in order to be further ensured that safety, the distance between guide portion 3112 and handle hole 621 are increased
Plus so that extraneous people can not directly from operation guide portion 3112 at handle hole 621, meanwhile, need guarantee guide portion 3112
Second bar portion 412 is removed from the first bar portion 411 by the distance of end to diapire 620 enough, is easy to carry out well head gauge 10
Check and operate, the setting here of these design parameters is not limited in detail.
The oil well head instrument anti-theft device that the present embodiment is provided, be capable of effective protection well head gauge 10 use safety
Property, and then the safety during oil exploitation is ensure that, and save cost.
Oil exploitation pipeline embodiment
Present embodiments provide a kind of oil exploitation pipeline embodiment, including the oil well head instrument that above-described embodiment is provided
Anti-theft device, on well head gauge 10, the safety in utilization of effective protection well head gauge 10.
The preferred embodiments of the present invention are the foregoing is only, the present invention is not limited to, for the skill of this area
For art personnel, the present invention can have various modifications and variations.It is all within the spirit and principles in the present invention, made any repair
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of oil well head instrument anti-theft device, for being wrapped in outside oil well head instrument, it is characterised in that the oil well
Mouth instrument anti-theft device includes lock core mechanism, spring bolt mechanism, handle and the locking housing for accommodating oil well head instrument, its
In：
The locking housing includes the roof being oppositely arranged and diapire and including the enclosing between roof and diapire, described
Diapire is fixed on the metal tube of the oil well head instrument, and the oil well head instrument can limit the diapire along described
The axis direction of metal tube is skidded off from the oil well head instrument, and the enclosing is provided with opening, is provided with the opening
Cover plate, the cover plate are rotationally connected with the roof, and the plane that pivot center is located parallel to roof；The spring bolt mechanism bag
Expansion link, one-level check lock lever and the tight bar of secondary latch are included, one end of the expansion link is fixedly connected with the roof, its other end
Extend towards the diapire along the direction away from the roof, the one-level check lock lever can be relative to institute with the expansion link
State the bar portion connection of roof motion, the one-level check lock lever is obliquely installed with the expansion link, the tight bar of the secondary latch with it is described
Expansion link connects, and the one-level check lock lever is located between the tight bar of the secondary latch and the roof；One is provided with the cover plate
Level Access Division, can make the one-level check lock lever be clamped on the one-level card-tight part and institute during the expansion link stretching motion
State between cover plate；It is provided with two grades of Access Divisions on the cover plate, the tight bar of the secondary latch is stretching structure, the tight bar of the secondary latch
Can be clamped in the hole clipping of two grades of Access Divisions when stretching along its axis direction；The lock core mechanism is with by circular motion
The drive component of linear motion is converted into, the tight bar of secondary latch described in the drive component drive connection；The handle includes diameter
Variable clamping end, the clamping end can be clamped on the drive component during its diameter change, driven described
Drive component is rotated.
2. oil well head instrument anti-theft device according to claim 1, it is characterised in that the one-level Access Division is provided with
Two, axis direction interval setting of two one-level Access Divisions along the one-level check lock lever, each described Access Division includes
Linkage section and fastening portion, the linkage section are fixedly connected with the cover plate, and the fastening portion is fixedly connected with the linkage section,
The end away from the linkage section of the fastening portion extends towards the direction of the roof, and the one-level check lock lever is located at described
Between fastening portion and the cover plate.
3. oil well head instrument anti-theft device according to claim 2, it is characterised in that the tight bar of the secondary latch includes set
Cylinder and a pair of clamping core bodys, the sleeve are arranged on the expansion link, and the sleeve is obliquely installed with the expansion link, institute
The two ends for stating the length direction of sleeve are respectively facing the direction extension away from the expansion link, make the sleeve by the expansion link
Two barrel chambers being connected are separated to form, two clamping core bodys are slidably mounted in two barrel chambers respectively, described two
Level Access Division is provided with two, and two clamping core bodys can be inserted in the corresponding hole clipping.
4. oil well head instrument anti-theft device according to claim 3, it is characterised in that the lock core mechanism also includes peace
Fitted tube, the mounting cylinder and the sleeve connection, the mounting cylinder are located between two clamping core bodys, and the mounting cylinder
End be connected with the sleeve；The drive component includes active angular wheel and two driven angular wheels, described
Active angular wheel is arranged in mounting cylinder, and the diameter parallel of the active angular wheel is in the mounting cylinder, the initiative taper
Shape gear driven angular wheel described with two is meshed, and two driven angular wheels are located at two barrel chambers respectively
It is interior, and with the corresponding clamping core body using threaded connection, each described driven angular wheel is with the sleeve along the set
The spacing connection of axis direction of cylinder, the spacing company of axis direction of the active angular wheel and the mounting cylinder along the mounting cylinder
Connect, the active taper pinion rotation drives two driven angular wheels to rotate, and then orders about two clamping core bodys
In the same direction or reverse slide；One end away from the driven angular wheel of the active angular wheel is set to rotation section, institute
Toroidal cavity is formed between the inwall of the outer peripheral face and the mounting cylinder of stating rotation section, the outer peripheral face of the rotation section has card
Groove, the clamping end can be set in outside the rotation section and be clamped in the draw-in groove；The rotary part is in the locking
In housing, the handle hole stretched into for the clamping end on the diapire, is provided with.
5. oil well head instrument anti-theft device according to claim 4, it is characterised in that the handle also includes operation tube
And release lever, the clamping end includes multiple cursors and multiple elastic components, and multiple cursors surround the operation
The axis of cylinder is uniformly arranged, and one end of multiple cursors is inserted in the operation tube, and each described cursor is rotated
Connect the operation tube, and pivot center is perpendicular to the axis of operation tube, each cursor stretches out the operation tube
End there is projection, the raised protrusion direction along the operation tube radial direction inwardly, the cursor away from
The raised end is connected with the operation tube by the elastic component, and the elastic component makes multiple projections with along institute
The radial direction of operation tube movement tendency close to each other is stated, projection described at least one can be connected in the draw-in groove；Institute
State release lever to be slidably connected in the operation tube, multiple projections can be made in the release lever sliding process along the behaviour
The radial direction for making cylinder is located remotely from each other.
6. oil well head instrument anti-theft device according to claim 5, it is characterised in that each cursor away from
Described raised one end is provided with inclined-plane, and the inclined-plane is obliquely installed with the axis of the rotation section, and the release lever slides
During be pushed against on the inclined-plane, drive the cursor to rotate.
7. oil well head instrument anti-theft device according to claim 5, it is characterised in that the draw-in groove be provided with it is multiple,
Each described draw-in groove is designed as bar-shaped trough, the circumferencial direction of the length direction of each draw-in groove along the rotation section, each institute
State projection to be connected in the corresponding draw-in groove.
8. oil well head instrument anti-theft device according to claim 7, it is characterised in that described raised away from described turn
The end face of swing arm is set to sphere.
9. the oil well head instrument anti-theft device according to any one of claim 5-8, it is characterised in that the initiative taper
Shape gear also includes guide portion, and the guide portion is fixedly connected the rotation section, and the diameter of the guide portion is along its axis direction
It is tapered to the guide portion from the rotation section.
10. a kind of oil exploitation pipeline, it is characterised in that include the oil well head instrument according to any one of claim 1-9
Table anti-theft device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710027697.5A CN106639953B (en) | 2017-01-13 | 2017-01-13 | Oil well head instrument anti-theft device and oil exploitation pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710027697.5A CN106639953B (en) | 2017-01-13 | 2017-01-13 | Oil well head instrument anti-theft device and oil exploitation pipeline |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106639953A true CN106639953A (en) | 2017-05-10 |
| CN106639953B CN106639953B (en) | 2018-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710027697.5A Active CN106639953B (en) | 2017-01-13 | 2017-01-13 | Oil well head instrument anti-theft device and oil exploitation pipeline |
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| Country | Link |
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| CN (1) | CN106639953B (en) |
Cited By (5)
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| CN109398404A (en) * | 2018-11-15 | 2019-03-01 | 合肥工业大学 | Electric power transport vehicle antiskid system and subway work transportation system |
| CN113482585A (en) * | 2021-06-10 | 2021-10-08 | 徐志强 | Intelligent RTU (remote terminal unit) for oil well |
| CN114607309A (en) * | 2022-04-21 | 2022-06-10 | 北京安德兴石油技术有限公司 | Oil well wellhead anti-theft device |
| CN116624120A (en) * | 2023-06-29 | 2023-08-22 | 东营市金亿来石油机械有限公司 | Oil extraction gas wellhead with anti-theft function |
| CN117166954A (en) * | 2023-09-15 | 2023-12-05 | 哈尔滨汇聚裕泰科技有限公司 | Antitheft oil extraction wellhead device |
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| CN116624120A (en) * | 2023-06-29 | 2023-08-22 | 东营市金亿来石油机械有限公司 | Oil extraction gas wellhead with anti-theft function |
| CN117166954A (en) * | 2023-09-15 | 2023-12-05 | 哈尔滨汇聚裕泰科技有限公司 | Antitheft oil extraction wellhead device |
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| Publication number | Publication date |
|---|---|
| CN106639953B (en) | 2018-12-25 |
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Effective date of registration: 20230726 Address after: 100020 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee after: CHINA PETROLEUM & CHEMICAL Corp. Address before: Huaguan Town, Guangrao County, Dongying, Shandong Province 257000 Patentee before: SHENGLI OILFIELD PETROLEUM DEVELOPMENT CENTER SHENGTONG Co.,Ltd. Patentee before: Xu Zhiqiang |
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