CN206654651U - It is capable of the lifting appliance of Fast Installation petroleum pipeline - Google Patents
It is capable of the lifting appliance of Fast Installation petroleum pipeline Download PDFInfo
- Publication number
- CN206654651U CN206654651U CN201720423927.5U CN201720423927U CN206654651U CN 206654651 U CN206654651 U CN 206654651U CN 201720423927 U CN201720423927 U CN 201720423927U CN 206654651 U CN206654651 U CN 206654651U
- Authority
- CN
- China
- Prior art keywords
- clip
- petroleum pipeline
- drive device
- fast installation
- lifting appliance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Load-Engaging Elements For Cranes (AREA)
Abstract
The utility model discloses the lifting appliance for being capable of Fast Installation petroleum pipeline, including support frame, cross bar, cross bar is provided with rotating shaft, rotating shaft is provided with the second drive device and moving block, moving block is provided with arm, arm is provided with first driving means and the 3rd drive device, the bottom of first driving means is provided with suspension rod, the bottom of suspension rod is provided with the first clip and the second clip, the bottom of first clip and the second clip is additionally provided with chimb, chimb is provided with bolt, motion bar is equipped with the side wall of first clip and the second clip, motion bar both ends are respectively equipped with handle and grip block, support frame as described above is provided with controller and the pre- of cone shape is immersed oneself in, controller respectively with first driving means, second drive device, 3rd drive device connects.The utility model can avoid petroleum pipeline double swerve when being lifted by crane to petroleum pipeline, and accurately petroleum pipeline can be sent to installation site, and can also be used in rough section.
Description
Technical field
It the utility model is related to a kind of petroleum pipeline servicing unit, and in particular to be capable of the lifting of Fast Installation petroleum pipeline
Equipment.
Background technology
Oil, also referred to as crude oil, it is a kind of sticky, dark brown (sometimes a little green) liquid.Upper crustal is partly
There is petroleum storage in area.The property of oil is different because of the place of production, and range of viscosities is very wide, and freezing point difference is very big (30-60 degrees Celsius), boiling
Point range be normal temperature to more than 500 degrees Celsius, dissolve in a variety of organic solvents, it is not soluble in water, but can with water formed emulsion.No
The composition and appearance for the oil for crossing different oil fields can be distinguished very big.Oil is mainly used as fuel oil and gasoline, fuel oil and
One of current primary energy most important in the world of gasoline composition.Oil is also many chemical industries such as solvent, chemical fertilizer, killed
The raw material of worm agent and plastics etc..During the long history that the earth constantly develops, there is " special " period, such as the Paleozoic Era and
In Mesozoic Era, after substantial amounts of plant and animal death, the organic substance for forming its body constantly decomposes, and is precipitated with silt or carbonic acid matter
The material mixings such as thing form sedimentary.Because deposit constantly accumulates thickening, temperature and pressure is caused to rise, with this mistake
The continuous progress of journey, sedimentary is changed into sedimentary rock, and then forms sedimentary basin, and this just provides basic ground for the generation of oil
Matter environment.The composition of crude oil mainly has：Oily (this is its main component), colloid (a kind of sticky semi-solid material), pitch
Matter (crineous or black brittle solid material), carbonaceous (a kind of nonhydrocarbon).Oil is by mixing based on hydrocarbon
Form, there is special odor, coloured flammable oily liquid, natural gas is each based on gaseous hydrocarbon
Kind gas composition, there is special odor, colourless inflammability mixed gas.
Oil carries out transfer oil by petroleum pipeline, and for petroleum pipeline when installation, generally requiring boom hoisting will
Petroleum pipeline is hung to setting height(from bottom) and installed, and because petroleum pipeline is typically set up in the wild, some local geological environments are recessed
Convex injustice, and traditional boom hoisting needs to be operated in stable location, and most of traditional boom hoisting is all
It is enclosed on petroleum pipeline and is operated with rope, petroleum pipeline easily shakes during lifting, can not be accurately by stone
Oil-piping is installed, and outstanding skyborne petroleum pipeline can not be controlled flexibly, therefore petroleum pipeline is accurately lifted to installation
Position requires a great deal of time, and extends the working time.
Utility model content
When technical problem to be solved in the utility model is that traditional boom hoisting hangs petroleum pipeline using rope, stone
Oil-piping easily shakes, and when petroleum pipeline is hung in aerial, can not accurately be passed to the position of installation, and in face of bumps
During uneven location, boom hoisting also can not work well, and it is an object of the present invention to provide the lifting for being capable of Fast Installation petroleum pipeline is set
It is standby, when being lifted by crane to petroleum pipeline, avoid petroleum pipeline that double swerve occurs, can accurately be adjusted during lifting
Petroleum pipeline is position, accurately can be sent to installation site, while can be also operated in rough section.
The utility model is achieved through the following technical solutions：
It is capable of the lifting appliance of Fast Installation petroleum pipeline, including support frame, the cross bar that is connected at the top of support frame, it is described
The top of cross bar, which is provided with, is interspersed in rotating shaft on cross bar, and the top of rotating shaft is provided with the second drive device, the second drive device it is defeated
Shaft is connected with rotating shaft, and moving block is additionally provided with rotating shaft, and moving block is enclosed in rotating shaft, and moving block can follow rotating shaft to live together
Dynamic, the side wall of moving block is provided with arm and the 3rd drive device, and arm is provided with chute, and chute connects with the bottom of arm,
The first driving means matched with chute are provided with chute, first driving means can be along slide, the 3rd drive device
Output shaft be provided with connecting rod, connecting rod is connected with first driving means, and the bottom of first driving means is provided with suspension rod, suspension rod
Be interspersed in chute, the bottom of suspension rod be provided with two be circular shape the first clip and the second clip, the first clip and the
Rotatable parts are provided between two clips, the first clip and the second clip can be around rotatable parts activities；The side of support frame as described above
Face is provided with controller, and controller is connected with first driving means, the second drive device and the 3rd drive device respectively.
Further, motion bar, the first clip and the second card are equipped with the axis of first clip and the second clip
Hoop is connected through a screw thread with motion bar, and the both ends of motion bar are respectively equipped with handle and grip block, and wherein grip block is located at first
In the annulus of clip and the second clip composition, the side of the grip block is provided with arc groove.Lived in use, being rotated by handle
Lever so that the grip block on motion bar will clamp institute's petroleum pipeline to be mounted, because the side of grip block is provided with arc
Groove, therefore grip block can the good outer wall with petroleum pipeline fit together, increase contact area, increase grip block pair
The fixed effect of petroleum pipeline.
Further, the bottom of first clip and the second clip is equipped with chimb, and bolt is provided with chimb.Use
When, bolt is taken off from chimb, pulls the first clip and the second clip, the first clip and the second clip is stuck in stone
On the outer wall of oil-piping, then bolt reinstalled, first compared with the mode of traditional coiling, this method is more efficient and convenient.
Further, the bottom of support frame as described above is provided with and immersed oneself in advance, immerses oneself in advance as cone shape.Petroleum pipeline is usually installed
Out of doors, when the section of installation is uneven, traditional boom hoisting can not be stably placed on ground, therefore can not be suitable
Profit is lifted by crane to petroleum pipeline, and the pre- of cone immerses oneself in be inserted into broken terrain, makes the present apparatus stable
Ground fixes on the ground, it is ensured that during construction, will not run-off the straight, collapse.
Further, the first driving means are push-rod electric machine, and the second drive device is motor, and the 3rd drive device is
Hydraulic cylinder.Push-rod electric machine can draw suspension rod and be lifted on perpendicular, and motor-driven rotatable shaft rotates, and hydraulic cylinder can be drawn
First driving means are movable in chute.
Further, the rotatable parts are hinge, and the first clip and the second clip can be convenient around articulate
Petroleum pipeline is arranged between the first clip and the second clip.
The utility model compared with prior art, has the following advantages and advantages：
1st, the utility model is capable of the lifting appliance of Fast Installation petroleum pipeline, petroleum pipeline during lifting, by
Lifted by crane in using suspension rod, petroleum pipeline can be effectively prevented from double swerve occurs during lifting so that petroleum pipeline
It can quick and precisely be sent to institute's height to be mounted, improve operating efficiency；
2nd, the utility model is capable of the lifting appliance of Fast Installation petroleum pipeline, meets to the petroleum pipeline of different-diameter
Lifting, and when rough section is operated in the wild, can be fixed stably with ground, prevent from inclining during use
Ramp down is collapsed；
3rd, the utility model is capable of the lifting appliance of Fast Installation petroleum pipeline, petroleum pipeline is lifted by crane when
Wait, while the position of petroleum pipeline can be adjusted, when it can be quick and precisely sent to the position of installation, shorten the set-up time.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the utility model embodiment, forms the one of the application
Part, the restriction to the utility model embodiment is not formed.In the accompanying drawings：
Fig. 1 is front view of the present utility model；
Fig. 2 is top view of the present utility model.
Mark and corresponding parts title in accompanying drawing：
1- moving blocks, 2- arms, 3- chutes, 4- first driving means, 5- suspension rods, 6- rotatable parts, the clips of 7- first, 8-
Motion bar, 9- support frames, 10- are immersed oneself in advance, 11- chimbs, 12- bolts, 13- grip blocks, 14- handles, 15- cross bars, and 16- second blocks
Hoop, the drive devices of 17- second, the drive devices of 18- the 3rd, 19- connecting rods, 20- controllers.
Embodiment
For the purpose of this utility model, technical scheme and advantage is more clearly understood, with reference to embodiment and accompanying drawing,
The utility model is described in further detail, and exemplary embodiment of the present utility model and its explanation are only used for explaining this
Utility model, it is not intended as to restriction of the present utility model.
Embodiment 1
As shown in Figure 1 and Figure 2, the utility model is capable of the lifting appliance of Fast Installation petroleum pipeline, including two support frames
9th, the cross bar 15 at two tops of support frame 9 is connected to, the central position of the cross bar 15 is provided with rotating shaft, and rotating shaft is interspersed in vertically
On cross bar 15, the top of rotating shaft is provided with the second drive device 17, and the second drive device 17 is motor, convenient operation, rotating shaft and electricity
The output axis connection of machine, rotating shaft are provided with moving block 1, and moving block 1 is enclosed in rotating shaft, when the second drive device 17 works, turn
Axle will drive moving block 1 to rotate together, and the side wall of moving block 1 is provided with arm 2, and arm 2 is horizontally arranged at the side wall of moving block 1
On, arm 2 is provided with the drive device 18 of chute 3 and the 3rd, and chute 3 is located on the axis of arm 2, and chute 3 and arm 2
Bottom surface connects, and is provided with first driving means 4 in chute 3, the preferably push-rod electric machine of first driving means 4, easily controllable operation, the
One drive device 4 matches with chute 3, and first driving means 4 can be along the slideway of chute 3, the 3rd drive device 18
Side wall also with moving block 1 is connected, and the 3rd drive device 18 is hydraulic cylinder, and working stability, the piston rod of hydraulic cylinder, which is provided with, to be connected
Extension bar 19, the one end of connecting rod 19 are connected with piston rod, and side wall of the other end also with first driving means 4 is connected, the 3rd driving dress
When putting 18 work, first driving means 4 can be driven movable in chute 3, the bottom of the first driving means 4 is provided with suspension rod
5, the output axis connection of suspension rod 5 and first driving means 4, and suspension rod 5 is interspersed in chute 3, and first driving means 4 work
When, suspension rod 5 can be drawn and lifted in perpendicular, the one end of suspension rod 5 is connected with first driving means 4, and the other end is provided with
First clip 7 and the second clip 16, the first clip 7 and the second clip 16 are circular shape, and the first clip 7 and the second clip
16 can make up a toroidal, be provided with rotatable parts 6 between the clip 16 of the first clip 7 and second, rotatable parts 6 are
Hinge, the first clip 7 and the second clip 16 can be around articulates, typically with petroleum pipeline is put into the first clip 7
Between the second clip 16, the bottom of the first clip 7 and the second clip 16 is equipped with chimb 11, the chimb 11 of the first clip 7 with
It is equipped with bolt 12 on the chimb 11 of second clip 16, bolt 12 is by the chimb of the clip 16 of chimb 11 and second of the first clip 7
11 are fixed together, in use, regulating bolt 12, bolt 12 is taken off from chimb 11, between chimb 11 by petroleum pipeline
Road is put between the first clip 7 and the second clip 16, is wrapped in petroleum pipeline method with rope compared to tradition, the method can
Quickly petroleum pipeline is loaded and unloaded, operating efficiency is improved, work is equipped with the side wall of the clip 16 of the first clip 7 and second
Lever 8, motion bar 8 is interspersed on the axis of the first clip 7 and on the axis of the second clip 16, and motion bar 8 passes through
Screw thread is connected with the first clip 7 with the second clip 16, and the one end of motion bar 8 is provided with handle 14, and the other end is provided with grip block 13, folder
Hold block 13 to be located in the annulus of the first clip 7 and the second clip 16 composition, the cross section of grip block 13 is arc, the clamping of arc
When being clamped to petroleum pipeline, outer wall that can be preferably with petroleum pipeline fits together block 13, improves to petroleum pipeline
The fixation in road, and regulation handle can when motion bar 8 along horizontal direction activity, meet the petroleum pipeline progress to different-diameter
Lifting；The bottom of two support frames 9 be equipped with it is pre- immerse oneself in 10, it is cone shape to immerse oneself in 10 in advance, because petroleum pipeline is often installed
In the wild, when therefore running into rough section, traditional boom hoisting can not be stably placed at rough road
Duan Shang, and the pre- of cone can be immersed oneself in 10 and be inserted into underground by the utility model, and the utility model is fixed with ground, avoided
Shake, collapse during construction, one of support frame 9 is provided with controller 20, and controller 20 is Siemens
The model S7-200 of production PLC, controller 20 respectively with first driving means 4, the second drive device the 17, the 3rd
Drive device 18 connects.
In use, adjustment control device 20, the second drive device 17 driving movable block 1 rotates so that the activity of arm 2 to and stone
Oil-piping is on same perpendicular, then adjustment control device 20, and controller 20 controls the 3rd drive device 18, the 3rd drive device
For the activity of 18 driving first driving means 4 along the activity of chute 4, the suspension rod for making to be connected in first driving means 4 is located at petroleum pipeline
The surface in road, swivel bolt 12, bolt 12 is removed from chimb 11, adjustment control device 20, the control of controller 20 first is driven
Dynamic device 4, the suspension rod 6 of first driving means 4 move down, pull the first clip 7 and the second clip 16, by the first clip 7 and the
Two clips 16, which are enclosed on, to be needed on petroleum pipeline to be mounted, and first-class bolt 12, the first clip 7 and the second clip 16 are fixed on again
Together, promote grip block 13 that petroleum pipeline is clamped in into the first clip 7 and the second clip 16 by rotating handles 14, motion bar 8
In the annulus of composition, adjustment control device 20, controller 20 controls first driving means 4 to rise suspension rod 5, when petroleum pipeline rises to
Need stop during position to be mounted, if petroleum pipeline and the position of installation now has gap, the can be controlled respectively
Two drive shafts 17 and the 3rd drive device 18, make the petroleum pipeline on suspension rod 5 accurately be moved to installation place, are installed, stone
During lifting, double swerve will not occur oil-piping for petroleum pipeline, while petroleum pipeline can be made quick and precisely to reach
Installation place, improve operating efficiency.
Above-described embodiment, the purpose of this utility model, technical scheme and beneficial effect are entered
One step describes in detail, should be understood that and the foregoing is only specific embodiment of the present utility model, is not used to limit
Determine the scope of protection of the utility model, it is all within the spirit and principles of the utility model, any modification for being made, equally replace
Change, improve, should be included within the scope of protection of the utility model.
Claims (8)
1. be capable of the lifting appliance of Fast Installation petroleum pipeline, including support frame (9), the cross bar that is connected at the top of support frame (9)
(15), it is characterised in that：The top of the cross bar (15) is provided with the rotating shaft being interspersed on cross bar (15), and second is provided with the top of rotating shaft
Drive device (17), rotating shaft are provided with moving block (1), and moving block (1) is enclosed in rotating shaft, and moving block (1) can follow rotating shaft one
Rotation is played, the side wall of moving block (1) is provided with arm (2) and the 3rd drive device (18), and arm (2) is provided with chute (3), and
It is provided with the first driving means (4) matched with chute (3) and chute (3) connects with the bottom surface of arm (2), in chute (3), first
Drive device (4) can be slided along chute (3), and the output shaft of the 3rd drive device (18) is provided with connecting rod (19), connection
Bar (19) is connected with the side wall of first driving means (4), and first driving means (4) bottom is provided with suspension rod (5), and suspension rod (5) is interspersed
In the chute (3), the bottom of suspension rod (5) be provided with two be circular shape the first clip (7) and the second clip (16), first
It is provided with rotatable parts (6) between clip (7) and the second clip (16), the first clip (7) and the second clip (16) can be around turning
Dynamic component (6) activity；Support frame as described above (9) is provided with controller (20), controller (20) respectively with first driving means (4),
Second drive device (17), the connection of the 3rd drive device (18).
2. the lifting appliance according to claim 1 for being capable of Fast Installation petroleum pipeline, it is characterised in that：First card
Be equipped with motion bar (8) on the axis of hoop (7) and the second clip (16), the first clip (7) and the second clip (16) with activity
Bar (8) is connected through a screw thread.
3. the lifting appliance according to claim 2 for being capable of Fast Installation petroleum pipeline, it is characterised in that：The motion bar
(8) both ends are respectively equipped with handle (14) and grip block (13), and wherein grip block (13) is located at the first clip (7) and the second clip
(16) in the annulus of composition.
4. the lifting appliance according to claim 3 for being capable of Fast Installation petroleum pipeline, it is characterised in that：The grip block
(13) side is provided with arc groove.
5. the lifting appliance according to claim 1 for being capable of Fast Installation petroleum pipeline, it is characterised in that：First card
The bottom of hoop (7) and the second clip (16) is equipped with chimb (11), and bolt (12) is provided with chimb (11).
6. the lifting appliance according to claim 1 for being capable of Fast Installation petroleum pipeline, it is characterised in that：Support frame as described above
(9) bottom is provided with and immerses oneself in (10) in advance, and it is cone shape to immerse oneself in (10) in advance.
7. the lifting appliance according to claim 1 for being capable of Fast Installation petroleum pipeline, it is characterised in that：Described first drives
Dynamic device (4) is push-rod electric machine, and the second drive device (17) is motor, and the 3rd drive device (18) is hydraulic cylinder.
8. the lifting appliance according to claim 1 for being capable of Fast Installation petroleum pipeline, it is characterised in that：The rotation section
Part (6) is hinge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720423927.5U CN206654651U (en) | 2017-04-21 | 2017-04-21 | It is capable of the lifting appliance of Fast Installation petroleum pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720423927.5U CN206654651U (en) | 2017-04-21 | 2017-04-21 | It is capable of the lifting appliance of Fast Installation petroleum pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206654651U true CN206654651U (en) | 2017-11-21 |
Family
ID=60319466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720423927.5U Expired - Fee Related CN206654651U (en) | 2017-04-21 | 2017-04-21 | It is capable of the lifting appliance of Fast Installation petroleum pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206654651U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108331969A (en) * | 2018-02-01 | 2018-07-27 | 吴申龙 | A kind of underwater oil pipeline pipe-sinking device |
| CN108358048A (en) * | 2018-02-02 | 2018-08-03 | 王珏 | A kind of petroleum machinery is with clamping lifting device |
| CN108675110A (en) * | 2018-05-11 | 2018-10-19 | 上海玻璃钢研究院东台有限公司 | A kind of floating type fiberglass boom hoisting |
| CN109095370A (en) * | 2018-10-12 | 2018-12-28 | 沈靖林 | A kind of lifting pipe laying vessel pipe fitting intelligence laying apparatus for seabed resources exploitation |
| CN109205491A (en) * | 2018-11-19 | 2019-01-15 | 李雪峰 | A kind of Pipe installing boom hoisting for buried exhaust gas treating tower |
| CN111392615A (en) * | 2020-03-18 | 2020-07-10 | 深圳市弘盛优创机电工程设计有限公司 | Electromechanical pipeline hoisting structure of large-span steel construction |
-
2017
- 2017-04-21 CN CN201720423927.5U patent/CN206654651U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108331969A (en) * | 2018-02-01 | 2018-07-27 | 吴申龙 | A kind of underwater oil pipeline pipe-sinking device |
| CN108358048A (en) * | 2018-02-02 | 2018-08-03 | 王珏 | A kind of petroleum machinery is with clamping lifting device |
| CN108675110A (en) * | 2018-05-11 | 2018-10-19 | 上海玻璃钢研究院东台有限公司 | A kind of floating type fiberglass boom hoisting |
| CN108675110B (en) * | 2018-05-11 | 2023-06-13 | 上海玻璃钢研究院东台有限公司 | Floating type glass fiber reinforced plastic lifting device |
| CN109095370A (en) * | 2018-10-12 | 2018-12-28 | 沈靖林 | A kind of lifting pipe laying vessel pipe fitting intelligence laying apparatus for seabed resources exploitation |
| CN109095370B (en) * | 2018-10-12 | 2020-06-26 | 徐州国联建机有限公司 | Intelligent pipe fitting laying device of hoisting pipe laying ship for submarine resource development |
| CN109205491A (en) * | 2018-11-19 | 2019-01-15 | 李雪峰 | A kind of Pipe installing boom hoisting for buried exhaust gas treating tower |
| CN111392615A (en) * | 2020-03-18 | 2020-07-10 | 深圳市弘盛优创机电工程设计有限公司 | Electromechanical pipeline hoisting structure of large-span steel construction |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206654651U (en) | It is capable of the lifting appliance of Fast Installation petroleum pipeline | |
| CN106927359A (en) | Petrochemical pipe installs boom hoisting | |
| CN108100911A (en) | A kind of petroleum pipeline suitable for different-diameter is laid with installation boom hoisting | |
| CN206795464U (en) | Suitable for the grinding apparatus of chemical industry pipe material inner wall weld seam | |
| CN207566729U (en) | A kind of petroleum pipeline suitable for different-diameter is laid with installation boom hoisting | |
| CN107055358A (en) | Reduce the outdoor installation mechanism rocked during petroleum pipeline lifting | |
| CN206054925U (en) | Adjustable multifunctional petroleum pipeline fixing device | |
| CN206656035U (en) | Boom hoisting is installed suitable for the petroleum pipeline of field different-diameter | |
| CN112986537A (en) | Experimental device for simulating and monitoring multi-source all-terrain movement of debris flow | |
| CN206717569U (en) | Improve the device of oil pipeline outer wall weld reinforcement grinding efficiency | |
| CN206795808U (en) | The mechanism of setting-out mark can be quickly carried out to petroleum pipeline outer wall | |
| CN104192277B (en) | The liftable of the anti-popin platform of a kind of floating strengthens continuation control method | |
| CN207229044U (en) | For quickly removing the mechanism of sludge in oil well | |
| CN206645342U (en) | Conveniently it is sampled and there is the oil storage tank of shockproof function | |
| CN107487705A (en) | A kind of petroleum pipeline installs laying boom hoisting | |
| CN207858188U (en) | Submersible motor docking facilities | |
| CN104028804A (en) | Equipment for manually drilling petroleum pipeline lateral wall | |
| CN207104150U (en) | The welder that quickly petroleum pipeline can be alignd with elbow | |
| CN108360502B (en) | In-situ uniaxial large-diameter pesticide injection stirring repair system and method for soil and underground water | |
| CN108032109A (en) | The process equipment of Multi-functional petroleum pipeline elbow | |
| CN206939934U (en) | Based on the chemical industry oil drum switching mechanism vertically placed | |
| CN209469456U (en) | A kind of tunnel ditch template | |
| CN210213932U (en) | Automatic fixing and overturning device for asphalt barrel | |
| CN209838341U (en) | Automatic hoisting operation platform for drilling oil pipe | |
| CN109944558B (en) | Automatic hoisting operation platform for drilling oil pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171121 Termination date: 20180421 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |