CN110439485A - A kind of cat road - Google Patents
A kind of cat road Download PDFInfo
- Publication number
- CN110439485A CN110439485A CN201910681903.3A CN201910681903A CN110439485A CN 110439485 A CN110439485 A CN 110439485A CN 201910681903 A CN201910681903 A CN 201910681903A CN 110439485 A CN110439485 A CN 110439485A
- Authority
- CN
- China
- Prior art keywords
- pendulous device
- connecting rod
- flexibly connected
- oil cylinder
- ear mount
- 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
- 241000282326 Felis catus Species 0.000 title claims description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 21
- 230000000694 effects Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 11
- 238000005553 drilling Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003756 stirring Methods 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
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/14—Racks, ramps, troughs or bins, for holding the lengths of rod singly or connected; Handling between storage place and borehole
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Transmission Devices (AREA)
- Earth Drilling (AREA)
- Actuator (AREA)
Abstract
The present invention relates to engineering equipment fields, more particularly to a kind of road automatic transporting tube Ju Mao, it includes ramp, supporting beam, supporting leg and pedestal, the bottom end in ramp is flexibly connected with one end of pedestal, supporting beam is mounted on the base, supporting beam center line is overlapped with base centerline, supporting leg is symmetrically and evenly mounted on pedestal two sides, further include: the first pendulous device, first pendulous device quantity is M, M >=2, first pendulous device is fixedly connected with pedestal, it is evenly distributed on pedestal two sides, second pendulous device, second pendulous device quantity is N, N >=1, second pendulous device is fixedly connected with supporting beam, second pendulous device center line is overlapped with the supporting beam center line, it uses two four-bar mechanisms, so that pipe tool is during the motion without dead-centre position, improve the safety of personnel's operation, during entire transporting tube tool It is controllable to transport Trajectory Safety, improves the degree of automation and efficiency of equipment, it is reliable for operation.
Description
Technical field
The present invention relates to engineering equipment fields, and in particular to a kind of road automatic transporting tube Ju Mao.
Background technique
During oil and gas well drilling, need to connect or dismantle a large amount of cylindrical tools (hereinafter referred to as " pipe
Tool "), the drilling floor surface that pipe tool need to be transported to drilling machine from ground line framed bent is converted, and when having from wellhead outlet pipe, pipe is had
It dismantles and is shipped back rack for rods from drilling floor surface, cat road is used for transporting tube tool.
Transporting tube tool is the work of the high labor intensity of high-risk, and pipe tool length is longer, and weight can reach 4.5 tons of left sides
The right side, in general, cat road when transporting tube has, due to the length of pipe tool is longer and shape is not standard round tube etc., is often made
The problems such as blocking at pipe tool needs that artificially pipe tool is pushed or stirred, increases the risk of personnel's operation, reduce work effect
Rate.
The prior art has the following problems:
1, there is dead-centre position, be easy to cause pipe tool to block, need artificially to stir or push, increase the risk of personnel's operation；
2, it after causing pipe tool to block, needs personnel to be adjusted, reduces working efficiency.
Summary of the invention
It is an object of the invention to overcome the above-mentioned deficiency in the presence of the prior art, a kind of automatic transporting tube tool is provided
Cat road.
In order to achieve the above object, the present invention provides the following technical scheme that
One end activity of a kind of cat road, including ramp, supporting beam, supporting leg and pedestal, the one end in the ramp and the pedestal connects
It connects, the supporting beam is mounted on the base top, and the center line of the supporting beam is overlapped with the center line of the pedestal, described
Supporting leg is uniformly mounted on the pedestal two sides, which is characterized in that further include:
First pendulous device, first pendulous device are fixedly connected with the base, and the first pendulous device quantity is M, M
>=2, first pendulous device is symmetrically distributed in the two sides of the base centerline；
Second pendulous device, second pendulous device are fixedly connected with the supporting beam, and the second pendulous device quantity is
N, N >=1, and the center line of second pendulous device is overlapped with the center line of the supporting beam.
As a preferred solution of the present invention, first pendulous device includes ear mount, curved bar, driving lever, the first oil cylinder and
Two oil cylinders, there are three end, respectively ear mount first end, ear mount the second end and ear mount third end, institutes altogether for the ear mount
It states ear mount first end to be flexibly connected with one end of the curved bar, one end of the ear mount the second end and second oil cylinder is living
Dynamic connection, ear mount third end are flexibly connected with one end of first oil cylinder, the other end of the curved bar with it is described
One end of driving lever is flexibly connected, and the middle part of the curved bar is flexibly connected with the other end of first oil cylinder, the driving lever it is another
One end is flexibly connected with the other end of second oil cylinder.
As a preferred solution of the present invention, the ear mount, the curved bar, the driving lever, second oil cylinder collectively constitute
Four-bar mechanism one, the four-bar mechanism one are worked with following two forms of motion:
A, working condition for the moment, first cylinder jacking so that the four-bar mechanism one done around the ear mount first end it is suitable
Hour hands circular motion；
B, when working condition two, second cylinder jacking, so that the four-bar mechanism one is done around the other end of the curved bar
Counterclockwise circular motion.
As a preferred solution of the present invention, the four-bar mechanism one is in working condition a period of time, and the driving lever is close to described
One end of second pendulous device is higher than and covered the edge of second pendulous device.
As a preferred solution of the present invention, second pendulous device includes mounting base, support plate, first connecting rod, and second
Connecting rod, third oil cylinder, there are three ends, respectively second connecting rod first end, second connecting rod second end altogether for the second connecting rod
Portion, second connecting rod third end, the mounting base upper end are flexibly connected with one end of the first connecting rod, in the middle part of the mounting base
It is flexibly connected with the second connecting rod first end, the mounting base lower end is flexibly connected with one end of the third oil cylinder, institute
It states and is flexibly connected in the middle part of support plate with the other end of the first connecting rod, the support plate end and second connecting rod third end
Portion is flexibly connected, and the second end of the second connecting rod is flexibly connected with the other end of the third oil cylinder.
As a preferred solution of the present invention, the mounting base, the support plate, the first connecting rod, the second connecting rod,
Collectively constitute four-bar mechanism two, the forms of motion when four-bar mechanism two works are as follows: the third cylinder jacking, so that
The first connecting rod does counterclockwise circular motion around the mounting base upper end, so that the second connecting rod is in the middle part of the mounting base
Do counterclockwise circular motion.
As a preferred solution of the present invention, for the four-bar mechanism two in working condition, the four-bar mechanism is together
Shi Yunhang reaches working condition two, and the support plate is close to first pendulous device side and the driving lever in same level
Face, and the spacing between the support plate and the driving lever be less than pipe have diameter, between the support plate and the driving lever between
Away from be subject to not card resistance pipe tool.
The process and principle of pipe tool shift-in:
First pendulous device and second pendulous device are fixedly connected with the pedestal and said support beam respectively,
Working condition a period of time, by the first cylinder jacking, so that the four-bar mechanism one does clockwise circle around the ear mount first end
Zhou Yundong, and the driving lever is higher than close to one end of second pendulous device and covered the edge of the second pendulous device, makes
Pipe tool when being rolled to second pendulous device from first pendulous device, no dead-centre position；
The process and principle that pipe tool removes:
First pendulous device and second pendulous device are fixedly connected with the pedestal and said support beam respectively,
When working condition two, second cylinder jacking, so that the four-bar mechanism one is done counterclockwise around the other end of the curved bar
Circular motion, at the same the support plate of the four-bar mechanism two close to first pendulous device side with the driving lever same
Horizontal plane, and separated by gap has diameter much smaller than pipe, swings so that pipe tool is rolled to described first from second pendulous device
When device, no dead-centre position.
The beneficial effects of the present invention are:
1, cat road of the present invention, with two four-bar mechanisms, so that pipe tool improves personnel during the motion without dead-centre position
The safety of operation；
2, cat road of the present invention, pipe tool transport Trajectory Safety is controllable during entire transport, and improves the degree of automation of equipment
And efficiency, it is reliable for operation.
Detailed description of the invention
Fig. 1 is cat road of the present invention structural schematic diagram；
Fig. 2 is the first pendulous device of the invention and the second pendulous device schematic view of the mounting position；
Fig. 3 is the first pendulous device and one schematic diagram of the second pendulous device working condition of the invention；
Fig. 4 is the first pendulous device and two schematic diagram of the second pendulous device working condition of the invention；
Fig. 5 is the first pendulous device structural schematic diagram of the invention；
Fig. 6 is the second pendulous device structural schematic diagram of the invention；
Fig. 7 is one working condition of four-bar mechanism, one schematic diagram of the present invention；
Fig. 8 is one working condition of four-bar mechanism, two schematic diagram of the present invention；
Fig. 9 is two working condition schematic diagram of four-bar mechanism of the present invention；
Figure 10 is ear mount structural schematic diagram of the present invention；
Figure 11 is second connecting rod structural schematic diagram of the present invention；
Figure 12 is bending staff design schematic diagram of the present invention；
Figure 13 is mounting base structural scheme of mechanism of the present invention；
Marked in the figure: the first pendulous device of 1-；The second pendulous device of 2-；3- pedestal；4- supporting leg；5- supporting beam；The ramp 6-；11-
Curved bar；12- driving lever；The first oil cylinder of 13-；The second oil cylinder of 14-；15- ear mount；21- mounting base；22- first connecting rod；23- second connects
Bar；24- support plate；25- third oil cylinder；151- ear mount first end；152- ear mount the second end；153- ear mount third end；
231- second connecting rod first end；232- second connecting rod the second end；233- second connecting rod third end.
Specific embodiment
Below with reference to embodiment and specific embodiment, the present invention is described in further detail, but should not understand this
It is only limitted to embodiment below for the range of aforementioned body of the present invention, it is all that this is belonged to based on the technology that the content of present invention is realized
The range of invention.
Embodiment
As shown in Figs. 1-2, a kind of cat road includes the first pendulous device 1, the second pendulous device 2, pedestal 3, supporting leg 4, support
The one end in beam 5 and ramp 6, ramp 6 is flexibly connected with one end of pedestal 3, and supporting beam 5 is mounted on 3 top of pedestal, supporting beam 5
Center line is overlapped with the center line of pedestal 3, and the present embodiment shares 2 groups of supporting legs, 4,2 groups of supporting legs 4 and is symmetrically and evenly mounted on 3 liang of pedestal
Side, 1 quantity of the first pendulous device are that the pendulous device of M, M >=2, first 1 is fixedly connected with pedestal 3, and is symmetrically and evenly distributed in bottom
The center line two sides of seat 3, the second pendulous device 2 is fixedly connected with supporting beam 5, and 2 quantity of the second pendulous device is N, N >=1, and the
Two pendulous devices, 2 center line is overlapped with 5 center line of supporting beam.
As shown in Fig. 5,10,12, the first pendulous device 1 includes curved bar 11, driving lever 12, the first oil cylinder 13, the second oil cylinder 14
With ear mount 15, there are three ends, respectively ear mount first end 151, ear mount the second end 152 and ear mount third end altogether for ear mount 15
Portion 153, ear mount first end 151 are flexibly connected with one end of curved bar 11, one end of ear mount the second end 152 and the second oil cylinder 14
It is flexibly connected, ear mount third end 153 is flexibly connected with one end of the first oil cylinder 13, the other end and the driving lever 12 of curved bar 11
One end is flexibly connected, and the middle part of curved bar 11 is flexibly connected with the other end of the first oil cylinder 13, the other end of driving lever 12 and the second oil
The other end of cylinder 14 is flexibly connected.
As shown in Fig. 3-4,7-8, curved bar 11, driving lever 12, the second oil cylinder 14, ear mount 15 collectively constitutes four-bar mechanism one,
The four-bar mechanism one is worked with following two forms of motion:
A, for the moment, the first oil cylinder 13 jacks working condition, so that four-bar mechanism one does clockwise circle around ear mount first end 151
Zhou Yundong；
B, when working condition two, the second oil cylinder 14 jacking, so that four-bar mechanism one does circle counterclockwise around the other end of curved bar 11
Zhou Yundong.
As shown in figure 3, four-bar mechanism one, in working condition a period of time, driving lever 12 is high close to one end of the second pendulous device 2
In and covered the edge of the second pendulous device 2.
As shown in Fig. 6,11,13, the second pendulous device 2 includes mounting base 21, first connecting rod 22, second connecting rod 23, support
Plate 24, third oil cylinder 25, there are three ends, respectively second connecting rod first end 231, second connecting rod second altogether for second connecting rod 23
End 232, second connecting rod third end 233,21 upper end of mounting base is flexibly connected with one end of first connecting rod 22, in mounting base 21
Portion is flexibly connected with second connecting rod first end 231, and 21 lower end of mounting base is flexibly connected with one end of third oil cylinder 25, support plate
24 middle parts are flexibly connected with the other end of first connecting rod 22, and the flexible connection of second connecting rod third end 233 is stated in 24 end of support plate,
Second connecting rod the second end 232 is flexibly connected with the other end of third oil cylinder 25.
As shown in Fig. 4,9, mounting base 21, first connecting rod 22, second connecting rod 23, support plate 24 collectively constitutes double leval jib machine
Structure two, forms of motion when four-bar mechanism two works are as follows: third oil cylinder 25 jacks, so that first connecting rod 22 is in mounting base 21
Counterclockwise circular motion is done at end, so that second connecting rod 23 does counterclockwise circular motion in the middle part of mounting base 21.
As shown in figure 4, four-bar mechanism two is in working condition, four-bar mechanism together when run, reach working condition
Two, support plate 24 close to 1 side of the first pendulous device and driving lever 12 in same level, and between support plate 24 and driving lever 12
Spacing be less than pipe have diameter, the spacing between support plate 24 and driving lever 12 be subject to not card resistance pipe tool.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modification within mind and principle, equivalent replacement and improvement etc., should all be included in the protection scope of the present invention.
Claims (7)
1. one end activity of a kind of cat road, including ramp, supporting beam, supporting leg and pedestal, the one end in the ramp and the pedestal
Connection, the supporting beam are mounted on the base top, and the center line of the supporting beam is overlapped with the center line of the pedestal, institute
It states supporting leg and is uniformly mounted on the pedestal two sides, which is characterized in that further include:
First pendulous device, first pendulous device are fixedly connected with the base, and the first pendulous device quantity is M, M
>=2, first pendulous device is symmetrically distributed in the two sides of the base centerline；
Second pendulous device, second pendulous device are fixedly connected with the supporting beam, and the second pendulous device quantity is
The center line of N, N >=1, second pendulous device are overlapped with the center line of the supporting beam.
2. a kind of cat road according to claim 1, it is characterised in that:
First pendulous device includes ear mount, curved bar, driving lever, the first oil cylinder and the second oil cylinder, and there are three ends altogether for the ear mount
Portion, respectively ear mount first end, ear mount the second end and ear mount third end, the ear mount first end and the curved bar
One end is flexibly connected, and the ear mount the second end is flexibly connected with one end of second oil cylinder, ear mount third end and
One end of first oil cylinder is flexibly connected, and the other end of the curved bar is flexibly connected with one end of the driving lever, the song
The middle part of bar is flexibly connected with the other end of first oil cylinder, the other end of the other end of the driving lever and second oil cylinder
It is flexibly connected.
3. a kind of cat road according to claim 2, it is characterised in that:
The ear mount, the curved bar, the driving lever, second oil cylinder collectively constitute four-bar mechanism one, the double leval jib machine
Structure one is worked with following two forms of motion:
A, working condition for the moment, first cylinder jacking so that the four-bar mechanism one done around the ear mount first end it is suitable
Hour hands circular motion；
B, when working condition two, second cylinder jacking, so that the four-bar mechanism one is done around the other end of the curved bar
Counterclockwise circular motion.
4. a kind of cat road according to claim 3, it is characterised in that:
The four-bar mechanism one working condition for the moment, the driving lever be higher than close to one end of second pendulous device and
Covered the edge of second pendulous device.
5. a kind of cat road according to claim 1, it is characterised in that:
Second pendulous device includes mounting base, support plate, first connecting rod, second connecting rod, third oil cylinder, the second connecting rod
There are three end, respectively second connecting rod first end, second connecting rod the second end, second connecting rod third end, the peaces altogether
Dress seat upper end is flexibly connected with one end of the first connecting rod, movable with the second connecting rod first end in the middle part of the mounting base
Connection, the mounting base lower end are flexibly connected with one end of the third oil cylinder, the support plate middle part and the first connecting rod
The other end be flexibly connected, the support plate end is flexibly connected with second connecting rod third end, the second connecting rod
The second end is flexibly connected with the other end of the third oil cylinder.
6. a kind of cat road according to claim 5, it is characterised in that:
The mounting base, the support plate, the first connecting rod, the second connecting rod collectively constitute four-bar mechanism two, described
Forms of motion when four-bar mechanism two works are as follows: the third cylinder jacking, so that the first connecting rod is around the mounting base
Counterclockwise circular motion is done in upper end, so that the second connecting rod does counterclockwise circular motion in the middle part of the mounting base.
7. a kind of cat road according to claim 3 and 6, it is characterised in that:
The four-bar mechanism two in working condition, the four-bar mechanism together when operation reach working condition two, it is described
Support plate close to first pendulous device side and the driving lever in same level, and the support plate and the driving lever it
Between spacing be less than pipe have diameter, the spacing between the support plate and the driving lever be subject to not card resistance pipe tool.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910681903.3A CN110439485B (en) | 2019-07-26 | 2019-07-26 | Cat track |
| PCT/CN2020/092541 WO2021017599A1 (en) | 2019-07-26 | 2020-05-27 | Catwalk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910681903.3A CN110439485B (en) | 2019-07-26 | 2019-07-26 | Cat track |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110439485A true CN110439485A (en) | 2019-11-12 |
| CN110439485B CN110439485B (en) | 2024-07-02 |
Family
ID=68431699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910681903.3A Active CN110439485B (en) | 2019-07-26 | 2019-07-26 | Cat track |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110439485B (en) |
| WO (1) | WO2021017599A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021017599A1 (en) * | 2019-07-26 | 2021-02-04 | 四川宏华石油设备有限公司 | Catwalk |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5503234A (en) * | 1994-09-30 | 1996-04-02 | Clanton; Duane | 2×4 drilling and hoisting system |
| CN203769680U (en) * | 2014-03-19 | 2014-08-13 | 中石化石油工程机械有限公司第四机械厂 | Novel automatic catwalk device |
| CN204002636U (en) * | 2014-09-03 | 2014-12-10 | 四川宏华石油设备有限公司 | A kind of oil cylinder lifting type rig dynamic catwalk |
| CN104265207A (en) * | 2014-09-12 | 2015-01-07 | 四川宏华石油设备有限公司 | Hoisting land power catwalk of cylinder |
| CN105672874A (en) * | 2016-02-05 | 2016-06-15 | 四川宏华石油设备有限公司 | Automatic drilling machine |
| US9725970B1 (en) * | 2013-09-18 | 2017-08-08 | CRW Contracting, Inc. | Compact pipe handling trailer |
| CN206903606U (en) * | 2017-03-18 | 2018-01-19 | 山东科瑞机械制造有限公司 | A kind of telescopic dynamic catwalk in ramp |
| CN109184593A (en) * | 2018-11-23 | 2019-01-11 | 四川宏华石油设备有限公司 | Multiple use cat road |
| CN210659990U (en) * | 2019-07-26 | 2020-06-02 | 四川宏华石油设备有限公司 | Catwalk |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103867142B (en) * | 2012-12-13 | 2017-01-04 | 四川宏华石油设备有限公司 | A kind of self-powered cat road |
| KR20140118224A (en) * | 2013-03-28 | 2014-10-08 | 현대중공업 주식회사 | Inclined transporting system for riser pipes |
| CN104763357A (en) * | 2015-03-24 | 2015-07-08 | 四川宏华石油设备有限公司 | Automatic drilling rig transporting device |
| KR200492496Y1 (en) * | 2016-03-08 | 2020-10-26 | 현대중공업 주식회사 | A handling system for drill pipe |
| CN110439485B (en) * | 2019-07-26 | 2024-07-02 | 四川宏华石油设备有限公司 | Cat track |
-
2019
- 2019-07-26 CN CN201910681903.3A patent/CN110439485B/en active Active
-
2020
- 2020-05-27 WO PCT/CN2020/092541 patent/WO2021017599A1/en active Application Filing
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5503234A (en) * | 1994-09-30 | 1996-04-02 | Clanton; Duane | 2×4 drilling and hoisting system |
| US9725970B1 (en) * | 2013-09-18 | 2017-08-08 | CRW Contracting, Inc. | Compact pipe handling trailer |
| CN203769680U (en) * | 2014-03-19 | 2014-08-13 | 中石化石油工程机械有限公司第四机械厂 | Novel automatic catwalk device |
| CN204002636U (en) * | 2014-09-03 | 2014-12-10 | 四川宏华石油设备有限公司 | A kind of oil cylinder lifting type rig dynamic catwalk |
| CN104265207A (en) * | 2014-09-12 | 2015-01-07 | 四川宏华石油设备有限公司 | Hoisting land power catwalk of cylinder |
| CN105672874A (en) * | 2016-02-05 | 2016-06-15 | 四川宏华石油设备有限公司 | Automatic drilling machine |
| CN206903606U (en) * | 2017-03-18 | 2018-01-19 | 山东科瑞机械制造有限公司 | A kind of telescopic dynamic catwalk in ramp |
| CN109184593A (en) * | 2018-11-23 | 2019-01-11 | 四川宏华石油设备有限公司 | Multiple use cat road |
| CN210659990U (en) * | 2019-07-26 | 2020-06-02 | 四川宏华石油设备有限公司 | Catwalk |
Non-Patent Citations (2)
| Title |
|---|
| 付艳霞;万广伟;宋瑞;刘四君;黄海龙;刘纪超;张宇光;: "自动管具举升系统的研制及应用", 石油机械, no. 08 * |
| 吴文秀;马勇超;姜姗;: "举升式动力猫道的研制", 内江科技, no. 08 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021017599A1 (en) * | 2019-07-26 | 2021-02-04 | 四川宏华石油设备有限公司 | Catwalk |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110439485B (en) | 2024-07-02 |
| WO2021017599A1 (en) | 2021-02-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110439485A (en) | A kind of cat road | |
| CN207523756U (en) | A kind of water pump installs short-haul operation transport device | |
| CN204568983U (en) | A kind of adjustable height cable reel stent assembly | |
| CN204689579U (en) | The lifting appliance of indoor various voltage transformer grade gas-insulated switchgear device | |
| CN201793330U (en) | Gantry hanger frame device | |
| CN104843614A (en) | Multi-dimensional comprehensive lifting device for transformer assembly | |
| CN104828708A (en) | Large transformer bell indoor in-situ vertical lifting apparatus | |
| CN204689544U (en) | Transformer device multi-direction synthetic lifting appliance | |
| CN207748738U (en) | Cyclone system integrally group to tooling | |
| CN208565973U (en) | A kind of Auxiliary support regulating device for oil cylinder installation | |
| CN209587499U (en) | A kind of mobile base of water pump | |
| CN207289869U (en) | Carrier positioner | |
| CN207618981U (en) | A kind of hoisting device of oil tank construction hanging basket | |
| CN202369246U (en) | Lifting tool of lower automobile body | |
| CN204689546U (en) | The large-scale bell jar planer-type that hangs moves lifting machine | |
| CN205350564U (en) | A fixing device for setting up oil pipeline | |
| CN201952165U (en) | Scissors type lifting platform | |
| CN206764738U (en) | A kind of sealing ring rack | |
| CN204689542U (en) | Indoor voltage transformer bell jar jack up unit | |
| CN204689543U (en) | Small space electrical equipment device for lifting | |
| CN209635782U (en) | A kind of easy device for the installation of indoor disk cabinet | |
| CN204689545U (en) | Modularized combination type voltage transformer bell jar lifting appliance | |
| CN108217497B (en) | A kind of small loop wheel machine of high load-bearing | |
| CN205011230U (en) | Carousel formula hoist for cylinder | |
| CN208516775U (en) | A kind of shock-absorbing type lifting pipeline device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant |